:root {
            --primary-text: #333333;
            --secondary-text: #646A73;
            --accent-text: #DE3D32;
            --card-1-bg: #FFFFFF;
            --card-2-bg-start: #EEF4FF;
            --card-2-bg-end: #FFFFFF;
            --card-3-bg: #F6F9FF;
            --card-3-selected: linear-gradient(to right, #DFE8FD, #DFE8FD);
            --shadow-color: #D6DFED;
            --border-gradient-start: #FFFFFF;
            --border-gradient-end: #F5F8FF;
            --highlight-gradient: linear-gradient(to right, #DE3D32, #B980FF);
            --tools-gallery-panel-height: 236px;
            --tab-width: 200px;
            --tab-height: 40px;
            --tab-font-size: 14px;
            --tab-line-height: 20px;
            --tab-x-padding: 18px;
            --tab-shell-padding: 4px;
            --tab-shell-height: calc(var(--tab-height) + var(--tab-shell-padding) * 2);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            -webkit-text-size-adjust: none;
            text-size-adjust: none;
        }

        html {
            overflow-y: scroll;
            scrollbar-gutter: stable;
            -webkit-text-size-adjust: none;
            text-size-adjust: none;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            color: var(--primary-text);
            background: url('../../assets/backgrounds/desktop/背景@3x.png') no-repeat center center fixed;
            background-size: cover;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            align-items: center;
            overflow-y: auto;
            -webkit-text-size-adjust: none;
            text-size-adjust: none;
        }

        html.modal-open,
        body.modal-open {
            overflow: hidden;
        }

        .container {
            width: 1680px;
            max-width: 100%;
            padding: 0 16px;
            margin: 0 auto;
        }

        /* Header */
        header {
            width: 100%;
            padding: 20px 0;
            display: flex;
            align-items: center;
        }

        /* 汉堡按钮 - 桌面端默认隐藏 */
        .mobile-menu-btn {
            display: none;
        }

        .mobile-menu-line {
            display: block;
            width: 22px;
            height: 2px;
            border-radius: 999px;
            background: #333333;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }

        .mobile-menu-line + .mobile-menu-line {
            margin-top: 5px;
        }

        .mobile-menu-btn.is-open .mobile-menu-line:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .mobile-menu-btn.is-open .mobile-menu-line:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-btn.is-open .mobile-menu-line:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 移动端抽屉 - 桌面端默认隐藏 */
        .mobile-drawer,
        .mobile-drawer-backdrop {
            display: none;
        }

        .mobile-subnav,
        .section-title-mobile {
            display: none;
        }

        .logo-container {
            display: flex;
            align-items: center;
            gap: 12px;
            cursor: pointer;
        }

        .logo {
            height: 40px;
        }

        .logo-text {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary-text);
            letter-spacing: 1px;
        }

        .hero-demo-btn {
            background: linear-gradient(to right, #DE3D32, #B980FF);
            color: white;
            border: none;
            padding: 14px 40px;
            border-radius: 30px;
            font-size: 18px;
            font-weight: 500;
            cursor: pointer;
            margin-top: 40px;
            margin-bottom: 60px;
            box-shadow: 0 8px 20px rgba(222, 61, 50, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .hero-demo-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(222, 61, 50, 0.4);
        }

        .version-record-trigger {
            position: fixed;
            top: calc(22px + env(safe-area-inset-top));
            right: max(24px, calc((100vw - 1680px) / 2 + 24px));
            z-index: 1700;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            padding: 0;
            border: 1px solid rgba(232, 236, 242, 0.9);
            border-radius: 10px;
            background: rgba(255, 255, 255, 0.92);
            box-shadow: 0 6px 18px rgba(31, 35, 41, 0.1);
            cursor: pointer;
            transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
        }

        .version-record-trigger:hover {
            transform: translateY(-1px);
            border-color: rgba(222, 61, 50, 0.36);
            box-shadow: 0 10px 24px rgba(31, 35, 41, 0.16);
        }

        .version-record-trigger img {
            width: 22px;
            height: 22px;
            display: block;
            object-fit: contain;
        }

        .version-record-trigger::after {
            content: '点击查看版本记录信息';
            position: absolute;
            top: calc(100% + 10px);
            right: 0;
            min-width: max-content;
            padding: 8px 12px;
            border-radius: 8px;
            background: rgba(31, 35, 41, 0.92);
            color: #FFFFFF;
            font-size: 13px;
            line-height: 20px;
            font-weight: 600;
            box-shadow: 0 8px 20px rgba(31, 35, 41, 0.18);
            opacity: 0;
            pointer-events: none;
            transform: translateY(-4px);
            transition: opacity 0.18s ease, transform 0.18s ease;
            white-space: nowrap;
            z-index: 1;
        }

        .version-record-trigger::before {
            content: '';
            position: absolute;
            top: calc(100% + 4px);
            right: 15px;
            width: 0;
            height: 0;
            border-left: 6px solid transparent;
            border-right: 6px solid transparent;
            border-bottom: 6px solid rgba(31, 35, 41, 0.92);
            background: transparent;
            opacity: 0;
            pointer-events: none;
            transform: translateY(-4px);
            transition: opacity 0.18s ease, transform 0.18s ease;
            z-index: 1;
        }

        .version-record-trigger:hover::after,
        .version-record-trigger:focus-visible::after,
        .version-record-trigger:hover::before,
        .version-record-trigger:focus-visible::before {
            opacity: 1;
            transform: translateY(0);
        }

        /* Main Content */
        main {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: flex-start;
            align-items: center;
            text-align: center;
            padding-bottom: 140px;
            overflow: hidden;
        }

        .home-content {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .mobile-intro-hero,
        .product-mobile-panel {
            display: none;
        }

        .hero-title {
            font-size: 48px;
            font-weight: bold;
            margin: 0 0 20px;
            color: var(--primary-text);
        }

        .home-subtitle {
            font-size: 24px;
            color: var(--secondary-text);
            margin-bottom: 40px;
            text-align: center;
        }

        .hero-demo-btn {
            background: linear-gradient(to right, #DE3D32, #B980FF);
            color: white;
            border: none;
            padding: 14px 40px;
            border-radius: 30px;
            font-size: 18px;
            font-weight: 500;
            cursor: pointer;
            margin-bottom: 60px;
            box-shadow: 0 8px 20px rgba(222, 61, 50, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
        }

        .hero-demo-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(222, 61, 50, 0.4);
        }

        .hero-image {
            width: 100%;
            max-width: 1440px;
            max-height: calc(100vh - 200px);
            height: auto;
            object-fit: contain;
            margin-left: auto;
            margin-right: auto;
            border-radius: 48px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.1);
            overflow: hidden;
            display: block;
        }

        .hero-image-picture,
        .case-card > picture,
        .solution-card > picture,
        .service-card-visual > picture {
            display: block;
        }

        /* Footer Menu */
        footer {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: #FFFFFF;
            border-top: 1px solid #E5E5E5;
            z-index: 100;
        }

        .nav-menu {
            display: flex;
            width: 1440px;
            max-width: 100%;
            margin: 0 auto;
            padding: 0;
        }

        .nav-item {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 20px 0;
            text-decoration: none;
            cursor: pointer;
            transition: background-color 0.2s;
            position: relative;
        }

        .nav-item:hover {
            background-color: #F5F7FA;
        }

        .nav-item.active {
            background-color: #FAFBFC;
        }

        .nav-item.active::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background: var(--accent-text);
            border-radius: 0 0 4px 4px;
        }

        .nav-title-wrapper {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
        }

        .nav-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;
        }

        .nav-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--primary-text);
        }

        .nav-subtitle {
            font-size: 12px;
            color: #999999;
            font-weight: 400;
        }

        /* Dot Colors */
        .dot-pink { background-color: #FF9E9E; }
        .dot-blue { background-color: #7EB6FF; }
        .dot-orange { background-color: #FFB89E; }
        .dot-purple { background-color: #C7C7FF; }
        .dot-green { background-color: #7FD6A4; }
        .dot-red { background-color: #FF7A7A; }
        .dot-cyan { background-color: #69D2E7; }

        /* Modal */
        .modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 2400;
            justify-content: center;
            align-items: center;
            overscroll-behavior: contain;
        }

        .modal-content {
            background: white;
            width: min(1840px, 95vw);
            height: min(1000px, 88vh);
            border-radius: 12px;
            position: relative;
            overflow: hidden;
        }

        .modal-close {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 24px;
            cursor: pointer;
            color: var(--secondary-text);
        }

        .modal-landscape-toggle {
            display: none;
            position: absolute;
            top: 16px;
            right: 58px;
            width: 36px;
            min-width: 36px;
            height: 36px;
            padding: 0;
            border: none;
            border-radius: 8px;
            background: transparent;
            color: #1F2329;
            cursor: pointer;
            z-index: 22;
            box-shadow: none;
        }

        .modal-landscape-icon {
            position: relative;
            display: block;
            flex: 0 0 30px;
            width: 30px;
            min-width: 30px;
            height: 30px;
            transition: transform 0.2s ease;
        }

        .modal-landscape-icon::before,
        .modal-landscape-icon::after {
            content: '';
            position: absolute;
            border: 2.4px solid currentColor;
            border-radius: 4px;
            background: transparent;
        }

        .modal-landscape-icon::before {
            left: 3px;
            top: 3px;
            width: 13px;
            height: 21px;
            z-index: 2;
        }

        .modal-landscape-icon::after {
            right: 3px;
            top: 8px;
            width: 12px;
            height: 17px;
            z-index: 1;
        }

        .modal.modal-landscape .modal-landscape-icon {
            transform: rotate(90deg);
        }

        #solution-modal.modal-landscape .modal-iframe {
            pointer-events: none;
        }

        #solution-modal.modal-landscape .modal-content,
        #tools-modal.modal-landscape .tools-modal-content {
            touch-action: none;
        }

        .modal-desktop-toast {
            position: fixed;
            left: 50%;
            top: calc(72px + env(safe-area-inset-top));
            z-index: 4000;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 36px;
            max-width: calc(100vw - 32px);
            padding: 8px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.96);
            border: 1px solid rgba(47, 84, 235, 0.18);
            color: #1F2329;
            font-size: 13px;
            font-weight: 600;
            box-shadow: 0 8px 24px rgba(31, 35, 41, 0.16);
            opacity: 0;
            pointer-events: none;
            transform: translate(-50%, -10px);
            transition: opacity 0.2s ease, transform 0.2s ease;
        }

        .modal-desktop-toast.is-visible {
            opacity: 1;
            transform: translate(-50%, 0);
        }

        .modal-iframe {
            width: calc(100% - 48px);
            height: calc(100% - 60px);
            border: none;
            margin: 8px auto 0;
            display: block;
        }

        .local-deploy-body {
            display: flex;
            flex-direction: column;
            width: min(1600px, calc(100vw - 48px));
            height: min(860px, calc(100dvh - 48px));
            max-height: calc(100dvh - 48px);
            padding: 28px;
            border-radius: 16px;
            background: #FFFFFF;
            box-shadow: 0 18px 56px rgba(15, 23, 42, 0.18);
            position: relative;
        }

        .local-deploy-title {
            color: #1F2329;
            font-size: 24px;
            line-height: 34px;
            font-weight: 800;
            margin-bottom: 18px;
            padding-right: 46px;
        }

        .local-deploy-frame {
            width: 100%;
            min-height: 0;
            flex: 1;
            border: none;
            border-radius: 12px;
            background: #FFFFFF;
        }

        .version-record-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 2600;
            background: rgba(15, 23, 42, 0.18);
            overscroll-behavior: contain;
        }

        .version-record-panel {
            position: absolute;
            top: 0;
            right: 0;
            display: flex;
            flex-direction: column;
            width: min(680px, 100vw);
            height: 100dvh;
            background: #FFFFFF;
            box-shadow: -18px 0 46px rgba(15, 23, 42, 0.18);
            transform: translateX(100%);
            transition: transform 0.24s ease;
        }

        .version-record-overlay.active {
            display: block;
        }

        .version-record-overlay.active .version-record-panel {
            transform: translateX(0);
        }

        .version-record-header {
            display: flex;
            align-items: center;
            gap: 12px;
            min-height: 86px;
            padding: 24px 72px 22px 28px;
            border-bottom: 1px solid #E5E8ED;
            position: relative;
        }

        .version-record-header-icon {
            width: 25px;
            height: 28px;
            object-fit: contain;
            flex: 0 0 auto;
        }

        .version-record-title {
            color: #1F2329;
            font-size: 22px;
            line-height: 32px;
            font-weight: 800;
        }

        .version-record-close {
            position: absolute;
            top: 20px;
            right: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            padding: 0;
            border: none;
            border-radius: 9px;
            background: #FFFFFF;
            box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
            cursor: pointer;
        }

        .version-record-close img {
            width: 20px;
            height: 20px;
            object-fit: contain;
        }

        .version-record-scroll {
            flex: 1 1 auto;
            overflow-y: auto;
            padding: 32px 32px 42px;
        }

        .version-record-item {
            display: grid;
            grid-template-columns: max-content 28px minmax(0, 1fr);
            column-gap: 18px;
            position: relative;
        }

        .version-record-item + .version-record-item {
            margin-top: 28px;
            padding-top: 28px;
        }

        .version-record-meta {
            color: #646A73;
            font-size: 14px;
            line-height: 24px;
        }

        .version-record-meta strong {
            display: block;
            color: #1F2329;
            font-size: 18px;
            line-height: 28px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .version-record-date-label {
            display: block;
            margin-bottom: 4px;
            font-weight: 700;
        }

        .version-record-rail {
            position: relative;
            display: flex;
            justify-content: center;
        }

        .version-record-rail::before {
            content: '';
            position: absolute;
            top: 12px;
            bottom: -70px;
            width: 1px;
            background: #DDE1E7;
        }

        .version-record-item:last-child .version-record-rail::before {
            bottom: 0;
        }

        .version-record-dot {
            position: relative;
            z-index: 1;
            width: 18px;
            height: 18px;
            margin-top: 6px;
            border: 3px solid #DE3D32;
            border-radius: 50%;
            background: #FFFFFF;
            box-shadow: 0 0 0 4px rgba(222, 61, 50, 0.08);
        }

        .version-record-card {
            min-width: 0;
            position: relative;
        }

        .version-record-item + .version-record-item .version-record-card::before {
            content: '';
            position: absolute;
            top: -28px;
            left: 0;
            right: 0;
            height: 1px;
            background: #EEF1F5;
        }

        .version-record-brand {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 24px;
        }

        .version-record-brand img {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            object-fit: contain;
        }

        .version-record-brand-title {
            color: #1F2329;
            font-size: 18px;
            line-height: 26px;
            font-weight: 800;
        }

        .version-record-brand-subtitle {
            color: #646A73;
            font-size: 14px;
            line-height: 22px;
        }

        .version-log-title {
            color: #1F2329;
            font-size: 16px;
            line-height: 26px;
            font-weight: 800;
            margin-bottom: 14px;
        }

        .version-log-entry {
            position: relative;
            padding-left: 18px;
            margin-bottom: 20px;
            color: #4E5969;
            font-size: 14px;
            line-height: 24px;
            font-weight: 600;
        }

        .version-log-entry::before {
            content: '';
            position: absolute;
            left: 2px;
            top: 10px;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: #8A8F99;
        }

        .version-log-image {
            display: block;
            width: 100%;
            margin-top: 12px;
            border-radius: 12px;
            background: #F2F5FB;
            box-shadow: 0 8px 24px rgba(214, 223, 237, 0.56);
        }

        .version-log-image,
        .version-update-image {
            cursor: zoom-in;
            transition: transform 0.18s ease, box-shadow 0.18s ease;
        }

        .version-log-image:hover,
        .version-update-image:hover,
        .version-log-image:focus-visible,
        .version-update-image:focus-visible {
            transform: translateY(-1px);
            box-shadow: 0 12px 30px rgba(214, 223, 237, 0.72);
        }

        .version-log-image:focus-visible,
        .version-update-image:focus-visible {
            outline: 2px solid rgba(222, 61, 50, 0.76);
            outline-offset: 4px;
        }

        .version-update-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 2550;
            align-items: center;
            justify-content: center;
            padding: max(18px, env(safe-area-inset-top)) 18px max(18px, env(safe-area-inset-bottom));
            background: rgba(15, 23, 42, 0.28);
            overscroll-behavior: contain;
        }

        .version-update-overlay.active {
            display: flex;
        }

        .version-update-card {
            position: relative;
            width: min(336px, calc(100vw - 36px));
            max-height: calc(100dvh - 36px);
            overflow-y: auto;
            padding: 20px 18px 18px;
            border-radius: 12px;
            background: linear-gradient(180deg, #FFF0F2 0%, #FFFFFF 54%);
            box-shadow: 0 18px 46px rgba(15, 23, 42, 0.2);
            text-align: left;
            isolation: isolate;
        }

        .version-update-card > * {
            position: relative;
            z-index: 2;
        }

        .version-update-close {
            position: absolute;
            top: 14px;
            right: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            padding: 0;
            border: none;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.68);
            cursor: pointer;
            z-index: 3;
        }

        .version-update-close img {
            width: 18px;
            height: 18px;
            object-fit: contain;
        }

        .version-update-visual {
            position: absolute;
            top: 12px;
            right: 44px;
            width: 76px;
            height: 76px;
            object-fit: contain;
            opacity: 0.7;
            pointer-events: none;
            z-index: 0;
        }

        .version-update-eyebrow {
            color: #1F2329;
            font-size: 16px;
            line-height: 24px;
            font-weight: 800;
            padding-right: 112px;
            margin-bottom: 16px;
        }

        .version-update-body {
            padding: 16px 16px 14px;
            margin-bottom: 18px;
            border: 1px solid rgba(255, 255, 255, 0.76);
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.7);
            box-shadow: 0 12px 34px rgba(222, 61, 50, 0.08);
            backdrop-filter: blur(8px);
        }

        .version-update-meta {
            display: flex;
            align-items: baseline;
            justify-content: space-between;
            gap: 12px;
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(226, 232, 240, 0.72);
            color: #646A73;
            font-size: 11px;
            line-height: 18px;
        }

        .version-update-meta strong {
            color: #1F2329;
            font-size: 14px;
            line-height: 22px;
            font-weight: 800;
        }

        .version-update-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .version-update-item {
            position: relative;
            padding-left: 14px;
            color: #4E5969;
            font-size: 12px;
            line-height: 20px;
            font-weight: 600;
        }

        .version-update-item::before {
            content: '';
            position: absolute;
            left: 2px;
            top: 8px;
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: #646A73;
        }

        .version-update-image {
            display: block;
            width: 100%;
            margin-top: 10px;
            border-radius: 10px;
            background: #F7F8FA;
            box-shadow: 0 8px 22px rgba(214, 223, 237, 0.52);
        }

        .version-update-action {
            display: flex;
            justify-content: center;
            padding-top: 4px;
        }

        .version-update-action button {
            min-width: 116px;
            height: 34px;
            padding: 0 18px;
            border: none;
            border-radius: 999px;
            background: #DE3D32;
            color: #FFFFFF;
            font-size: 12px;
            line-height: 18px;
            font-weight: 800;
            cursor: pointer;
            box-shadow: 0 8px 18px rgba(222, 61, 50, 0.22);
        }

        /* Sections */
        .section {
            display: none;
            width: 100%;
            padding: 40px 0;
        }

        #home-section {
            height: calc(100vh - 82px);
            overflow: hidden;
            padding: 20px 0 0;
            display: none;
            box-sizing: border-box;
            position: relative;
        }

        #home-section.active {
            display: flex;
            align-items: center;
            justify-content: flex-start;
        }

        #home-section .home-content {
            margin-top: 0;
        }

        .section.active {
            display: block;
        }

        #tools-section {
            padding-bottom: 180px;
        }

        #solutions-section {
            padding-bottom: 130px;
        }

        .section-title {
            font-size: 36px;
            text-align: center;
            margin-bottom: 20px;
        }

        .cases-subtitle {
            font-size: 24px;
            color: var(--primary-text);
            margin-bottom: 24px;
            font-weight: 600;
        }

        .cases-grid-3 {
            grid-template-columns: repeat(3, 1fr);
            width: min(1440px, 100%);
            margin-left: auto;
            margin-right: auto;
        }

        .tech-grid-2 {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            max-width: 980px;
            margin-left: auto;
            margin-right: auto;
        }

        .case-card {
            background: var(--card-1-bg);
            border-radius: 16px;
            padding: 20px;
            box-shadow: 4px 4px 20px var(--shadow-color);
            transition: transform 0.3s, box-shadow 0.3s;
            cursor: pointer;
            border: 1px solid #E8ECF2;
            position: relative;
        }

        .case-card:hover {
            transform: translateY(-5px);
            box-shadow: 8px 8px 30px rgba(214, 223, 237, 0.8);
            border-color: transparent;
            background-clip: padding-box;
        }

        .case-card:hover::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        /* 解决方案 */
        .solution-section-head {
            width: min(1440px, 100%);
            margin-left: auto;
            margin-right: auto;
            margin-bottom: 30px;
        }

        .solution-tab-switcher {
            display: flex;
            width: min(calc(var(--tab-width) + var(--tab-width) + var(--tab-shell-padding) + var(--tab-shell-padding)), 100%);
            margin: 0 auto 34px;
            min-height: var(--tab-shell-height);
            padding: var(--tab-shell-padding);
            border-radius: 999px;
            background: #FFFFFF;
            box-shadow: 4px 4px 20px rgba(214, 223, 237, 0.72);
            border: 1px solid rgba(232, 236, 242, 0.9);
        }

        .solution-tab-pill {
            flex: 0 0 var(--tab-width);
            width: var(--tab-width);
            height: var(--tab-height);
            min-height: var(--tab-height);
            border: none;
            border-radius: 80px;
            padding: 0 var(--tab-x-padding);
            background: transparent;
            color: #8A8F99;
            font-size: var(--tab-font-size);
            font-weight: 500;
            line-height: var(--tab-line-height);
            cursor: pointer;
            transition: all 0.3s;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .solution-tab-pill:not(.active):hover {
            color: #333;
        }

        .solution-tab-pill.active {
            background: #2C2C2C;
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(0,0,0,0.15);
        }

        .solution-panel {
            display: none;
            animation: fadeIn 0.3s ease;
        }

        .solution-panel.active {
            display: block;
        }

        .solution-grid {
            display: grid;
            gap: 20px;
            align-items: stretch;
        }

        .solution-grid-2 {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            max-width: 1040px;
            margin: 0 auto;
        }

        .solution-grid-3 {
            grid-template-columns: repeat(3, minmax(0, 1fr));
            width: min(1440px, 100%);
            margin: 0 auto;
        }

        .solution-card {
            min-height: 100%;
            padding: 20px 20px 24px;
            text-align: left;
        }

        .solution-cover {
            width: 100%;
            aspect-ratio: 1278 / 666;
            object-fit: cover;
            border-radius: 14px;
            display: block;
            margin-bottom: 18px;
            background: #F6F9FF;
        }

        .solution-tag {
            display: inline-flex;
            align-items: center;
            min-height: 32px;
            padding: 4px 13px;
            margin-bottom: 14px;
            border-radius: 8px;
            background: #E8F0FF;
            color: #1D4797;
            font-size: 14px;
            font-weight: 600;
            line-height: 22px;
        }

        .solution-tag.tag-warm {
            background: #FCE9E3;
            color: #A92912;
        }

        .solution-tag.tag-purple {
            background: #E8F0FF;
            color: #1D4797;
        }

        .solution-tag.tag-orange {
            background: #ffe4c8;
            color: #453d2f;
        }

        .solution-tag.tag-teal {
            background: #DCF7FA;
            color: #0B6576;
        }

        .solution-card .card-title {
            font-size: 20px;
            line-height: 34px;
            margin-bottom: 10px;
        }

        .solution-card .card-desc {
            min-height: auto;
            font-size: 14px;
            line-height: 1.75;
        }

        .solution-modal-image-area {
            display: none;
            width: calc(100% - 48px);
            height: calc(100% - 60px);
            margin: 8px auto 0;
            overflow: auto;
            justify-content: center;
            align-items: center;
            background: #F6F9FF;
            border-radius: 8px;
        }

        .solution-modal-image {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            border-radius: 8px;
        }

        /* Cards */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 20px;
            margin-top: 30px;
        }

        .card {
            background: var(--card-1-bg);
            border-radius: 12px;
            padding: 24px;
            box-shadow: 4px 4px 20px var(--shadow-color);
            transition: transform 0.3s, border 0.3s;
            border: 1px solid #E8ECF2;
            position: relative;
        }

        .card:hover {
            transform: translateY(-5px);
            border-color: transparent;
        }

        .card:hover::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 12px;
            padding: 1px;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .card-title {
            font-size: 20px;
            font-weight: bold;
            margin-bottom: 8px;
            color: var(--primary-text);
            line-height: 30px;
            text-align: left;
        }

        .card-desc {
            font-size: 14px;
            color: var(--secondary-text);
            line-height: 24px;
            min-height: 30px; /* 预留两行文字高度，保持卡片对齐 */
            text-align: left;
        }

        /* Intro Section Layout - 长页面可滚动 */
        .intro-container {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: transparent;
            border-radius: 24px;
            padding: 0;
            box-shadow: none;
            max-width: 1200px;
            margin: 0 auto;
            width: 100%;
            align-items: stretch;
        }

        .intro-content {
            width: 100%;
            flex: 1;
            overflow-y: auto;
            padding-right: 8px;
            padding-top: 0;
            padding-bottom: 140px;
        }

        .intro-content::-webkit-scrollbar {
            width: 4px;
        }

        .intro-content::-webkit-scrollbar-thumb {
            background: #D6DFED;
            border-radius: 2px;
        }

        .intro-content::-webkit-scrollbar-track {
            background: transparent;
        }

        .intro-panel {
            display: block;
            animation: fadeIn 0.4s ease;
        }

        /* 长页面段落标题 */
        .intro-section-title {
            font-size: 28px;
            font-weight: 600;
            color: #333333;
            margin-bottom: 24px;
            margin-top: 40px;
            text-align: left;
        }

        .intro-section-title:first-child {
            margin-top: 0;
        }

        .intro-title {
            font-size: 32px;
            margin-bottom: 28px;
            color: #333333;
            font-weight: 600;
        }

        .intro-desc {
            font-size: 16px;
            color: var(--secondary-text);
            line-height: 1.8;
            margin-bottom: 40px;
        }

        .intro-split-layout {
            display: flex;
            gap: 40px;
            background: #FFFFFF;
            border-radius: 16px;
            padding: 40px;
            box-shadow: 4px 4px 20px var(--shadow-color);
            min-height: 400px;
        }

        .intro-split-sidebar {
            width: 240px;
            display: flex;
            flex-direction: column;
            gap: 12px;
            flex-shrink: 0;
        }

        .split-sidebar-item {
            padding: 14px 0;
            cursor: pointer;
            font-size: 15px;
            color: var(--secondary-text);
            transition: all 0.3s;
            font-weight: 500;
            text-align: left;
        }

        .split-sidebar-item:hover {
            color: var(--primary-text);
        }

        .split-sidebar-item.active {
            color: var(--accent-text);
            font-weight: 600;
        }

        .intro-split-content {
            flex: 1;
            position: relative;
            text-align: left;
        }

        .split-content-item {
            display: none;
            animation: fadeIn 0.3s ease;
        }

        .split-content-item.active {
            display: block;
        }

        .split-content-title {
            font-size: 24px;
            font-weight: 600;
            color: var(--primary-text);
            margin-bottom: 20px;
            text-align: left;
        }

        .split-content-desc {
            font-size: 15px;
            color: var(--secondary-text);
            line-height: 1.8;
            margin-bottom: 20px;
            text-align: left;
        }

        .split-content-detail {
            margin-top: 24px;
            text-align: left;
        }

        .detail-block {
            margin-bottom: 12px;
        }

        .detail-block:last-child {
            margin-bottom: 0;
        }

        .detail-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-text);
            margin-bottom: 6px;
        }

        .detail-text {
            font-size: 14px;
            color: var(--secondary-text);
            line-height: 1.7;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(10px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* 技术介绍弹窗 */
        .tech-modal-content {
            background: white;
            width: min(1840px, 95vw);
            height: min(1000px, 88vh);
            border-radius: 12px;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .tech-modal-tabs {
            display: flex;
            border-bottom: 1px solid #eee;
            padding: 0 24px;
            background: #FAFBFC;
        }

        .tech-tab {
            padding: 18px 32px;
            border: none;
            background: none;
            font-size: 16px;
            font-weight: 500;
            color: var(--secondary-text);
            cursor: pointer;
            transition: all 0.3s;
            position: relative;
        }

        .tech-tab:hover {
            color: var(--primary-text);
        }

        .tech-tab.active {
            color: var(--accent-text);
            font-weight: 600;
        }

        .tech-tab.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 48px;
            height: 3px;
            background: var(--accent-text);
            border-radius: 2px 2px 0 0;
        }

        .tech-modal-body {
            flex: 1;
            overflow: auto;
            position: relative;
        }

        

        .tech-action-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            color: white;
            border: none;
            padding: 12px 36px;
            border-radius: 24px;
            font-size: 16px;
            font-weight: 500;
            cursor: pointer;
            box-shadow: 0 6px 16px rgba(222, 61, 50, 0.3);
            transition: transform 0.3s, box-shadow 0.3s;
            z-index: 10;
        }

        .tech-action-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(222, 61, 50, 0.4);
        }

        .multimodal-stage {
            width: 100%;
            height: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            gap: 18px;
            padding: 8px 0 24px;
            box-sizing: border-box;
        }

        .multimodal-image-wrap {
            position: relative;
            width: 100%;
            flex: 1 1 auto;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .multimodal-image-frame {
            position: relative;
            width: 100%;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .multimodal-hotspot {
            position: absolute;
            top: 21.8%;
            left: 10.1%;
            width: 5.4%;
            height: 15.8%;
            cursor: pointer;
            z-index: 10;
            padding: 0;
            border-radius: 999px;
            border: none;
            background: transparent;
            appearance: none;
            -webkit-tap-highlight-color: transparent;
            box-shadow: none;
            outline: none;
        }

        .multimodal-hotspot:hover,
        .multimodal-hotspot:focus,
        .multimodal-hotspot:focus-visible,
        .multimodal-hotspot:active {
            background: transparent;
            box-shadow: none;
            outline: none;
        }

        .multimodal-plan-content {
            width: min(1400px, 95vw);
            height: min(940px, 88vh);
        }

        .multimodal-plan-iframe {
            width: calc(100% - 32px);
            height: calc(100% - 32px);
            margin: 16px;
            border: none;
            border-radius: 12px;
            background: #FFFFFF;
        }

        /* 技术介绍卡片图片对齐 */
        .tech-card-img-wrap {
            width: 100%;
            height: 320px;
            overflow: hidden;
            border-radius: 12px;
            margin-bottom: 16px;
            display: flex;
            align-items: flex-start;
            justify-content: center;
            background: #F6F9FF;
        }

        .tech-card-img-wrap picture {
            display: block;
            width: 100%;
            height: 100%;
        }

        .tech-card-img {
            width: 100%;
            height: auto;
            border-radius: 12px;
        }

        /* 工具集布局 */
        .tools-layout {
            width: min(1440px, 100%);
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 26px;
            padding: 0;
        }

        .tools-sidebar {
            width: 100%;
            display: flex;
            flex-direction: column;
            align-items: center;
        }

        .tools-tab-switcher {
            width: min(calc(var(--tab-width) + var(--tab-width) + var(--tab-shell-padding) + var(--tab-shell-padding)), 100%);
            display: flex;
            background: rgba(255, 255, 255, 0.92);
            border: 1px solid transparent;
            border-radius: 999px;
            min-height: var(--tab-shell-height);
            padding: var(--tab-shell-padding);
            margin: 0 auto;
            box-shadow: inset 0 0 0 1px rgba(232, 236, 242, 0.9);
        }

        .tools-tab-pill {
            flex: 0 0 var(--tab-width);
            width: var(--tab-width);
            height: var(--tab-height);
            min-height: var(--tab-height);
            padding: 0 var(--tab-x-padding);
            border: none;
            border-radius: 80px;
            font-size: var(--tab-font-size);
            font-weight: 500;
            line-height: var(--tab-line-height);
            cursor: pointer;
            transition: all 0.3s;
            background: transparent;
            color: #8A8F99;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            white-space: nowrap;
        }

        .tools-tab-pill.active {
            background: #2C2C2C;
            color: #FFFFFF;
            box-shadow: 0 2px 6px rgba(0,0,0,0.15);
        }

        .tools-tab-pill:not(.active):hover {
            color: #333;
        }

        .skills-category-switcher,
        .modal-primary-tabs {
            display: flex;
            justify-content: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .skills-category-switcher {
            width: min(1440px, 100%);
            margin: 8px auto 0;
            justify-content: center;
            gap: 52px;
            border-bottom: 1px solid rgba(31, 35, 41, 0.14);
            padding: var(--tab-shell-padding) 10px calc(var(--tab-shell-padding) + 1px);
            overflow-x: auto;
            scrollbar-width: none;
        }

        .skills-category-switcher::-webkit-scrollbar {
            display: none;
        }

        .category-tab-pill,
        .modal-primary-tab-pill {
            border: 1px solid rgba(222, 226, 235, 0.95);
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.86);
            color: #646A73;
            cursor: pointer;
            min-height: var(--tab-height);
            font-size: var(--tab-font-size);
            font-weight: 500;
            line-height: var(--tab-line-height);
            padding: 0 var(--tab-x-padding);
            transition: all 0.2s;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            white-space: nowrap;
        }

        .category-tab-pill:hover,
        .modal-primary-tab-pill:hover {
            color: #2C2C2C;
            border-color: rgba(222, 61, 50, 0.25);
        }

        .category-tab-pill.active,
        .modal-primary-tab-pill.active {
            background: #2C2C2C;
            border-color: #2C2C2C;
            color: #FFFFFF;
            box-shadow: 0 8px 18px rgba(15, 23, 42, 0.12);
        }

        #skills-category-switcher {
            justify-content: center;
        }

        #skills-category-switcher .category-tab-pill {
            position: relative;
            flex: 0 0 auto;
            min-height: var(--tab-height);
            border: none;
            border-radius: 0;
            background: transparent;
            box-shadow: none;
            color: #646A73;
            font-size: var(--tab-font-size);
            font-weight: 500;
            line-height: var(--tab-line-height);
            padding: 0;
        }

        #skills-category-switcher .category-tab-pill.active {
            background: transparent;
            color: #1F2329;
            box-shadow: none;
            font-weight: 700;
        }

        #skills-category-switcher .category-tab-pill.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 2px;
            border-radius: 999px;
            background: #2C2C2C;
            z-index: 1;
        }

        .tools-skill-cards {
            width: min(1440px, 100%);
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: stretch;
            gap: 16px;
            margin-top: 34px;
        }

        .skill-card {
            flex: 0 1 calc((100% - 120px) / 4);
            min-width: 300px;
            min-height: 0;
            padding: 18px;
            background: rgba(247, 250, 255, 0.86);
            border-radius: 18px;
            cursor: pointer;
            transition: all 0.2s;
            border: 1px solid rgba(255, 255, 255, 0.92);
            box-shadow: 0 18px 42px rgba(194, 206, 225, 0.28);
            display: flex;
            flex-direction: column;
            align-items: stretch;
            gap: 16px;
            position: relative;
            text-align: left;
            overflow: visible;
        }

        .skill-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to bottom, #FFFFFF, #F5F8FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .skill-card:hover {
            border-color: transparent;
            box-shadow: 0 14px 34px rgba(194, 206, 225, 0.3);
            transform: translateY(-2px);
        }

        .skill-card.active {
            background: #FFFFFF;
            border-color: transparent;
            box-shadow: 0 14px 34px rgba(194, 206, 225, 0.3);
            transform: translateY(-2px);
        }

        .skill-card:hover::before,
        .skill-card.active::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .skill-card-title {
            font-size: 16px;
            font-weight: 700;
            line-height: 24px;
            color: #2E3440;
            margin-bottom: 0;
            display: block;
            overflow: visible;
            text-overflow: clip;
            white-space: nowrap;
            width: 100%;
        }

        .skill-card-desc {
            padding: 12px 14px;
            border-radius: 10px;
            background: rgba(236, 242, 255, 0.72);
            font-size: 13px;
            color: #4E5969;
            line-height: 23px;
            display: block;
            overflow: visible;
            text-overflow: clip;
            width: 100%;
        }

        .skill-card-scene {
            width: 100%;
            margin-top: 0;
            padding: 0;
            border-radius: 0;
            background: transparent;
            color: #1F2329;
            font-size: 14px;
            line-height: 22px;
            text-align: left;
        }

        .skill-card-scene-label {
            display: block;
            color: #1F2329;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .skill-card-scene-list {
            margin: 0;
            padding: 10px 8px 10px 10px;
            border-radius: 10px;
            background: rgba(236, 242, 255, 0.72);
            color: #4E5969;
            list-style: none;
        }

        .skill-card-scene-list li {
            font-size: 13px;
            line-height: 23px;
            margin: 0;
            padding-left: 14px;
            position: relative;
            white-space: nowrap;
        }

        .skill-card-scene-list li::before {
            content: '•';
            position: absolute;
            left: 0;
            top: 0;
        }

        #tools-modal-tab-switcher::-webkit-scrollbar {
            height: 6px;
            width: 6px;
        }

        #tools-modal-tab-switcher::-webkit-scrollbar-thumb {
            background: rgba(138, 143, 153, 0.35);
            border-radius: 999px;
        }

        .tools-detail {
            width: min(1440px, 100%);
            margin-left: auto;
            margin-right: auto;
            display: none;
            min-height: var(--tools-gallery-panel-height);
            padding: 0;
            background: transparent;
            border: none;
            box-shadow: none;
            position: relative;
        }

        .tools-detail::before {
            display: none;
        }

        .tools-detail-title,
        #skills-tools-grid {
            display: none !important;
        }

        .tools-grid {
            display: grid;
            width: 100%;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 20px;
            align-content: flex-start;
        }

        .tool-item {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            padding: 20px 16px 20px;
            background: #F7FAFF;
            border-radius: 16px;
            border: 1px solid rgba(228, 235, 245, 0.95);
            box-shadow: 0 10px 28px rgba(194, 206, 225, 0.22);
            transition: all 0.2s;
            position: relative;
        }

        .tool-item::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to bottom, #FFFFFF, #F5F8FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .tool-item:hover {
            border-color: transparent;
            transform: translateY(-2px);
            box-shadow: 0 14px 34px rgba(194, 206, 225, 0.3);
        }

        .tool-item:hover::before {
            content: '';
            position: absolute;
            inset: -1px;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .tool-id {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            font-size: 16px;
            font-weight: 600;
            color: #2F3640;
            background: transparent;
            padding: 0;
            border-radius: 4px;
            line-height: 24px;
            white-space: normal;
            word-break: break-word;
            display: block;
            margin-bottom: 10px;
            width: 100%;
            text-align: left;
        }

        .tool-name {
            font-size: 13px;
            color: #7B8494;
            font-weight: 400;
            line-height: 20px;
            display: block;
        }

        /* 工具集弹窗 */
        .tools-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 2400;
            justify-content: center;
            align-items: center;
            overscroll-behavior: contain;
        }

        .tools-modal-content {
            background: white;
            width: min(1840px, 95vw);
            height: min(1000px, 88vh);
            border-radius: 12px;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .tools-modal-tabs {
            display: flex;
            justify-content: center;
            border-bottom: 1px solid #eee;
            padding: 0 24px;
            background: #FAFBFC;
        }

        .tools-modal-tabs-row {
            width: 100%;
            max-width: 100%;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 0;
            margin: 0;
        }

        .tools-modal-tabs-shell,
        .solution-modal-tabs-shell {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .tools-modal-tabs-shell {
            padding: 12px 24px;
            background: #F5F8FF;
            border-bottom: 1px solid rgba(222, 226, 235, 0.95);
        }

        #tools-modal .modal-primary-tabs {
            width: fit-content;
            max-width: 100%;
            margin: 0 auto;
            min-height: var(--tab-shell-height);
            padding: var(--tab-shell-padding);
            border: 1px solid transparent;
            border-radius: 999px;
            background: #FFFFFF;
            box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
        }

        #tools-modal .modal-primary-tab-pill {
            min-width: 112px;
            border: none;
            background: transparent;
            color: #646A73;
            padding: 0 var(--tab-x-padding);
        }

        #tools-modal .modal-primary-tab-pill.active {
            background: #2C2C2C;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 23, 42, 0.14);
        }

        .solution-modal-tabs-shell {
            width: 100%;
            padding: 16px 64px 0;
            align-items: center;
            gap: 18px;
            background: #F5F8FF;
            border-bottom: 1px solid rgba(222, 226, 235, 0.95);
        }

        #solution-modal .modal-primary-tabs {
            width: fit-content;
            max-width: 100%;
            min-height: var(--tab-shell-height);
            padding: var(--tab-shell-padding);
            border: 1px solid transparent;
            border-radius: 999px;
            background: #FFFFFF;
            box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06);
        }

        #solution-modal .modal-primary-tab-pill {
            min-width: 136px;
            border: none;
            background: transparent;
            color: #646A73;
            padding: 0 var(--tab-x-padding);
        }

        #solution-modal .modal-primary-tab-pill.active {
            background: #2C2C2C;
            color: #FFFFFF;
            box-shadow: 0 4px 12px rgba(15, 23, 42, 0.14);
        }

        #solution-modal-tabs {
            width: 100%;
            justify-content: center;
            gap: 38px;
            overflow-x: auto;
            overflow-y: hidden;
            touch-action: pan-x;
            background: transparent;
            border-radius: 0;
            padding: var(--tab-shell-padding);
            scrollbar-width: none;
            cursor: grab;
        }

        #solution-modal-tabs::-webkit-scrollbar {
            display: none;
        }

        #solution-modal-tabs.is-dragging {
            cursor: grabbing;
        }

        #solution-modal #solution-modal-tabs {
            justify-content: center;
        }

        #solution-modal #solution-modal-tabs.is-overflowing {
            justify-content: flex-start;
        }

        #solution-modal-tabs .case-tab-pill {
            position: relative;
            flex: 0 0 auto;
            min-height: var(--tab-height);
            padding: 0;
            border-radius: 0;
            color: #646A73;
            font-size: var(--tab-font-size);
            line-height: var(--tab-line-height);
            background: transparent;
            white-space: nowrap;
            word-break: keep-all;
            -webkit-tap-highlight-color: transparent;
        }

        #solution-modal-tabs .case-tab-pill.active {
            background: transparent;
            color: #1F2329;
            box-shadow: none;
            font-weight: 600;
        }

        #solution-modal-tabs .case-tab-pill.active::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 72px;
            max-width: 100%;
            height: 2px;
            border-radius: 999px;
            background: #2C2C2C;
            transform: translateX(-50%);
        }

        #solution-modal-tabs .case-tab-pill:not(.active):hover {
            color: #1F2329;
        }

        #solution-modal-tabs .case-tab-pill:focus,
        #solution-modal .modal-primary-tab-pill:focus {
            outline: none;
        }

        .tools-modal-scroll-btn {
            width: 42px;
            height: 42px;
            flex: 0 0 42px;
            border: none;
            border-radius: 999px;
            background: #FFFFFF;
            color: #2C2C2C;
            font-size: 28px;
            line-height: 1;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
            cursor: pointer;
            transition: background 0.2s, color 0.2s, opacity 0.2s;
        }

        #tools-modal-scroll-left,
        #tools-modal-scroll-right {
            display: none;
        }

        .tools-modal-scroll-btn:hover {
            background: #F3F5F8;
        }

        .tools-modal-scroll-btn:disabled {
            opacity: 0.4;
            cursor: default;
        }

        .tools-modal-tab {
            padding: 18px 32px;
            border: none;
            background: none;
            font-size: 16px;
            font-weight: 500;
            color: var(--secondary-text);
            cursor: pointer;
            transition: all 0.3s;
            position: relative;
        }

        .tools-modal-tab:hover {
            color: var(--primary-text);
        }

        .tools-modal-tab.active {
            color: var(--accent-text);
            font-weight: 600;
        }

        .tools-modal-tab.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 48px;
            height: 3px;
            background: var(--accent-text);
            border-radius: 2px 2px 0 0;
        }

        .tools-modal-body {
            flex: 1;
            overflow: hidden;
            position: relative;
            display: flex;
            gap: 16px;
            padding: 18px;
            background: #F7F9FC;
            align-items: stretch;
        }

        .tools-modal-iframe {
            width: 100%;
            height: 100%;
            border: none;
            display: block;
        }

        #tools-modal-tab-switcher {
            flex: 0 1 auto;
            display: flex;
            justify-content: center;
            gap: 34px;
            flex-wrap: nowrap;
            overflow-x: auto;
            overflow-y: hidden;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            scroll-behavior: smooth;
            touch-action: pan-x;
            cursor: grab;
            width: fit-content;
            max-width: 100%;
            margin: 0 auto;
            padding: var(--tab-shell-padding) 12px;
            background: transparent;
            scroll-padding-left: 0;
        }

        #tools-modal-tab-switcher.is-overflowing {
            justify-content: flex-start;
        }

        #tools-modal-tab-switcher.is-dragging {
            cursor: grabbing;
            user-select: none;
        }

        #tools-modal-tab-switcher::-webkit-scrollbar {
            display: none;
        }

        #tools-modal-tab-switcher .case-tab-pill {
            position: relative;
            flex: 0 0 auto;
            width: auto;
            white-space: nowrap;
            overflow: visible;
            text-overflow: clip;
            text-align: center;
            min-height: var(--tab-height);
            padding: 0;
            border-radius: 0;
            background: transparent;
            color: #646A73;
            font-size: var(--tab-font-size);
            line-height: var(--tab-line-height);
            box-shadow: none;
        }

        #tools-modal-tab-switcher .case-tab-pill.active {
            background: transparent;
            color: #1F2329;
            font-weight: 600;
            box-shadow: none;
        }

        #tools-modal-tab-switcher .case-tab-pill.active::after {
            content: '';
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
            bottom: -1px;
            width: 64px;
            max-width: 100%;
            height: 2px;
            border-radius: 999px;
            background: #2C2C2C;
        }

        #tools-modal-tab-switcher .case-tab-pill:not(.active):hover {
            color: #1F2329;
        }

        .tools-modal-description {
            width: 420px;
            flex-shrink: 0;
            background: linear-gradient(180deg, #EEF4FF 0%, #F8FAFD 100%);
            border: 1px solid #E8ECF2;
            border-radius: 14px;
            overflow-y: auto;
            box-shadow: 0 10px 30px rgba(173, 186, 204, 0.16);
        }

        .tools-modal-description-toggle {
            display: none;
        }

        .tools-modal-description-inner {
            padding: 24px 24px 32px;
            min-height: 100%;
        }

        .tools-modal-skill-name {
            font-size: 28px;
            line-height: 40px;
            font-weight: 700;
            color: #1F2329;
            margin-bottom: 12px;
        }

        .tools-modal-summary {
            font-size: 15px;
            line-height: 26px;
            color: #4E5969;
            margin-bottom: 20px;
        }

        .tools-modal-meta-block + .tools-modal-meta-block {
            margin-top: 16px;
        }

        .tools-modal-meta-title {
            font-size: 14px;
            line-height: 22px;
            font-weight: 700;
            color: #1F2329;
            margin-bottom: 8px;
        }

        .tools-modal-meta-text {
            font-size: 14px;
            line-height: 24px;
            color: #4E5969;
        }

        .tools-modal-meta-list {
            margin: 0;
            padding-left: 18px;
            color: #4E5969;
        }

        .tools-modal-meta-list li {
            font-size: 14px;
            line-height: 24px;
        }

        .tools-modal-case {
            flex: 1;
            background: transparent;
            padding: 0;
            overflow: hidden;
        }

        .tools-modal-case-frame {
            width: 100%;
            height: 100%;
            background: #FFFFFF;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #E8ECF2;
            box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
        }

        .tools-modal-case-frame.is-scaled-preview {
            overflow: hidden;
        }

        .tools-modal-case-frame.is-scaled-preview .tools-modal-iframe {
            transform-origin: 0 0;
        }

        .tools-modal-case-frame.embed-crop-purple {
            background: #FFFFFF;
        }

        /* 图片放大遮罩 */
        .zoom-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.8);
            z-index: 5000;
            justify-content: center;
            align-items: center;
            cursor: zoom-out;
        }

        .zoom-overlay.active {
            display: flex;
        }

        .zoom-overlay.is-landscape-zoom {
            top: 50%;
            left: 50%;
            width: var(--zoom-landscape-width, 100dvh);
            height: var(--zoom-landscape-height, 100vw);
            transform: translate(-50%, -50%) rotate(90deg);
            transform-origin: center center;
        }

        .zoom-image {
            max-width: 95%;
            max-height: 95%;
            object-fit: contain;
            border-radius: 8px;
        }

        /* 交付方式与服务模式 */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 10px;
        }

        .service-card {
            background: #FFFFFF;
            border-radius: 16px;
            padding: 32px 28px;
            box-shadow: 4px 4px 20px #D6DFED;
            transition: transform 0.3s, box-shadow 0.3s;
            position: relative;
            overflow: hidden;
            border: 1px solid #E8ECF2;
        }

        .service-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 16px;
            padding: 1px;
            background: linear-gradient(to bottom, #FFFFFF, #F5F8FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .service-card:hover {
            transform: translateY(-5px);
            box-shadow: 8px 8px 30px rgba(214, 223, 237, 0.8);
        }

        .service-top-bar {
            width: 100%;
            height: 4px;
            border-radius: 2px;
            margin-bottom: 24px;
        }

        .service-icon {
            font-size: 36px;
            margin-bottom: 16px;
        }

        .service-title {
            font-size: 20px;
            font-weight: 600;
            color: #333333;
            margin-bottom: 12px;
        }

        .service-desc {
            font-size: 15px;
            color: #646A73;
            line-height: 1.7;
        }

        /* 公司简介 */
        .company-stats {
            display: flex;
            gap: 20px;
            margin: 32px 0 40px;
        }

        .stat-item {
            flex: 1;
            background: linear-gradient(to bottom, #EEF4FF, #FFFFFF);
            border-radius: 12px;
            padding: 28px 20px;
            text-align: center;
            border: 1px solid #E8ECF2;
            box-shadow: 4px 4px 20px #D6DFED;
            position: relative;
        }

        .stat-item::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 12px;
            padding: 1px;
            background: linear-gradient(to bottom, #FFFFFF, #F5F8FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .stat-number {
            font-size: 36px;
            font-weight: 700;
            color: #DE3D32;
            line-height: 1.2;
        }

        .stat-unit {
            font-size: 18px;
            font-weight: 500;
        }

        .stat-label {
            font-size: 14px;
            color: #646A73;
            margin-top: 8px;
        }

        .company-section {
            margin-bottom: 36px;
        }

        .company-section-title {
            font-size: 20px;
            font-weight: 600;
            color: #333333;
            margin-bottom: 16px;
            padding-left: 12px;
            border-left: 4px solid #DE3D32;
        }

        .company-section-text {
            font-size: 15px;
            color: #646A73;
            line-height: 1.8;
        }

        .advantage-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .advantage-card {
            background: #F6F9FF;
            border-radius: 12px;
            padding: 24px 20px;
            border: 1px solid #E8ECF2;
            box-shadow: 4px 4px 20px #D6DFED;
            position: relative;
        }

        .advantage-card::before {
            content: '';
            position: absolute;
            inset: 0;
            border-radius: 12px;
            padding: 1px;
            background: linear-gradient(to bottom, #FFFFFF, #F5F8FF);
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }

        .advantage-icon {
            font-size: 28px;
            margin-bottom: 12px;
        }

        .advantage-title {
            font-size: 16px;
            font-weight: 600;
            color: #333333;
            margin-bottom: 8px;
        }

        .advantage-desc {
            font-size: 14px;
            color: #646A73;
            line-height: 1.6;
        }

        .timeline {
            display: flex;
            gap: 0;
            position: relative;
            padding-top: 20px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(to right, #DE3D32, #B980FF);
            border-radius: 1px;
        }

        .timeline-item {
            flex: 1;
            text-align: center;
            position: relative;
        }

        .timeline-item::before {
            content: '';
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: #DE3D32;
            position: absolute;
            top: 2px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1;
        }

        .timeline-year {
            font-size: 18px;
            font-weight: 700;
            color: #DE3D32;
            margin-bottom: 8px;
        }

        .timeline-text {
            font-size: 13px;
            color: #646A73;
            line-height: 1.5;
            padding: 0 8px;
        }
    
/* 公司卡片 - 匹配设计稿 */
.company-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 24px 28px;
    margin-bottom: 16px;
    box-shadow: 4px 4px 20px #D6DFED;
    border: 1px solid #E8ECF2;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.company-card:hover {
    transform: translateY(-4px);
    box-shadow: 8px 8px 30px rgba(214, 223, 237, 0.8);
    border-color: transparent;
}

.company-card:hover::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 16px;
    padding: 2px;
    background: linear-gradient(to right, #DE3D32, #B980FF);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.company-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #F0F2F5;
}

.company-card-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.company-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    letter-spacing: 0.5px;
}

.company-card-body {
    padding-left: 0;
    text-align: left;
}

.company-card-stats {
    display: flex;
    align-items: center;
    gap: 0;
    margin-bottom: 16px;
    background: #F6F9FF;
    border-radius: 12px;
    padding: 12px 0;
    border: 1px solid #E8ECF2;
}

.company-stat {
    flex: 1;
    text-align: center;
    padding: 12px 8px;
}

.company-stat-num {
    font-size: 30px;
    font-weight: 700;
    color: #DE3D32;
    line-height: 1.2;
}

.company-stat-unit {
    font-size: 16px;
    font-weight: 500;
    color: #DE3D32;
}

.company-stat-label {
    font-size: 13px;
    color: #646A73;
    margin-top: 6px;
}

.company-stat-divider {
    width: 1px;
    height: 40px;
    background: #E8ECF2;
    flex-shrink: 0;
}

.company-card-text {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid #F0F2F5;
}

.knowledge-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.knowledge-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: #F6F9FF;
    border-radius: 10px;
    border: 1px solid #E8ECF2;
    transition: all 0.2s;
}

.knowledge-item:hover {
    background: linear-gradient(to right, #DFE8FD, #DFE8FD);
    border-color: transparent;
    transform: translateY(-1px);
}

.knowledge-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.knowledge-num {
    font-size: 16px;
    font-weight: 700;
    color: #DE3D32;
    margin-right: 4px;
}

.knowledge-label {
    font-size: 13px;
    color: #646A73;
}

.market-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.market-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: #F6F9FF;
    border-radius: 12px;
    border: 1px solid #E8ECF2;
    transition: all 0.2s;
}

.market-item:hover {
    background: linear-gradient(to right, #DFE8FD, #DFE8FD);
    border-color: transparent;
}

.market-icon {
    font-size: 26px;
    flex-shrink: 0;
}

.market-name {
    font-size: 15px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 2px;
}

.market-desc {
    font-size: 13px;
    color: #646A73;
}

.market-text {
    display: flex;
    flex-direction: column;
}

.market-text .market-name {
    font-size: 15px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 4px;
}

.market-text .market-desc {
    font-size: 13px;
    color: #646A73;
}

.knowledge-text {
    display: flex;
    flex-direction: column;
}

.knowledge-text .knowledge-num {
    font-size: 15px;
    font-weight: 700;
    color: #DE3D32;
    margin-bottom: 2px;
}

.knowledge-text .knowledge-label {
    font-size: 12px;
    color: #646A73;
}

/* AI 产品卡片 & 数据产品卡片 */
.ai-card {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 24px 28px;
    margin-bottom: 16px;
    box-shadow: 4px 4px 20px #D6DFED;
    border: 1px solid #E8ECF2;
    position: relative;
    text-align: left;
}

.ai-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid #F0F2F5;
}

.ai-card-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.ai-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    letter-spacing: 0.5px;
}

.ai-card-body {
    padding-left: 0;
    text-align: left;
}

.ai-card-desc {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    margin-bottom: 0;
}

.ai-card-section {
    margin-top: 14px;
    padding: 14px 16px;
    background: #F6F9FF;
    border-radius: 10px;
    border: 1px solid #E8ECF2;
}

.ai-section-label {
    font-size: 14px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 6px;
}

.ai-section-text {
    font-size: 13px;
    color: #646A73;
    line-height: 1.7;
}

.ai-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

/* Last row of 5-item grid: center 2 items */
.ai-features-grid .ai-feature-item:nth-child(4) {
    grid-column-start: 1;
}

.ai-features-grid .ai-feature-item:nth-child(5) {
    grid-column-start: 2;
}

.ai-feature-item {
    padding: 12px 14px;
    background: #F6F9FF;
    border-radius: 10px;
    border: 1px solid #E8ECF2;
    transition: all 0.2s;
}

.ai-feature-item:hover {
    background: linear-gradient(to right, #DFE8FD, #DFE8FD);
    border-color: transparent;
}

.ai-feature-name {
    font-size: 14px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 4px;
}

.ai-feature-desc {
    font-size: 12px;
    color: #646A73;
    line-height: 1.5;
}

/* 公司简介 - 三个容器框 */
.company-container {
    background: #FFFFFF;
    border-radius: 16px;
    padding: 32px 40px;
    margin-bottom: 16px;
    box-shadow: 4px 4px 20px #D6DFED;
    border: 1px solid #E8ECF2;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

.company-container:hover {
    transform: translateY(-4px);
    box-shadow: 8px 8px 30px rgba(214, 223, 237, 0.8);
    border-color: transparent;
}

.company-container:hover::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 16px;
    padding: 1px;
    background: linear-gradient(to right, #DE3D32, #B980FF);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.company-container-logo {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.company-container-logo img {
    height: 52px;
    width: auto;
}

.company-container-title {
    font-size: 18px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 16px;
    text-align: left;
    padding-bottom: 2px;
}

.company-container-stats {
    display: flex;
    align-items: center;
    justify-content: space-around;
    margin-bottom: 20px;
    padding: 20px 0;
    background: #F6F9FF;
    border-radius: 12px;
    border: 1px solid #E8ECF2;
}

.company-stat-item {
    text-align: center;
    flex: 1;
}

.company-stat-value {
    font-size: 34px;
    font-weight: 700;
    color: #DE3D32;
    line-height: 1.2;
}

.company-stat-suffix {
    font-size: 16px;
    font-weight: 500;
    color: #DE3D32;
}

.company-stat-name {
    font-size: 13px;
    color: #646A73;
    margin-top: 6px;
}

.company-stat-divider {
    width: 1px;
    height: 48px;
    background: #E8ECF2;
}

.company-container-desc {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    text-align: center;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #F0F2F5;
}

/* 知识库网格 */
.knowledge-box-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.knowledge-box-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 12px;
    background: #F6F9FF;
    border-radius: 10px;
    border: 1px solid #E8ECF2;
    transition: all 0.2s;
}

.knowledge-box-item:hover {
    background: linear-gradient(to right, #DFE8FD, #DFE8FD);
    border-color: transparent;
    transform: translateY(-2px);
}

.knowledge-box-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.knowledge-box-num {
    font-size: 16px;
    font-weight: 700;
    color: #DE3D32;
    margin-bottom: 4px;
}

.knowledge-box-label {
    font-size: 12px;
    color: #646A73;
}

/* 市场定位网格 */
.market-box-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}

.market-box-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    background: #F6F9FF;
    border-radius: 12px;
    border: 1px solid #E8ECF2;
    transition: all 0.2s;
}

.market-box-item:hover {
    background: linear-gradient(to right, #DFE8FD, #DFE8FD);
    border-color: transparent;
    transform: translateY(-2px);
}

.market-box-icon {
    font-size: 30px;
    flex-shrink: 0;
}

.market-box-name {
    font-size: 15px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 2px;
}

.market-box-desc {
    font-size: 12px;
    color: #646A73;
    line-height: 1.4;
}

/* 容器1: 国内领先 - Hero布局 */
.hero-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.hero-logo img {
    height: 30px;
    width: auto;
    flex-shrink: 0;
}

.hero-brand-name {
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 16px;
    padding-bottom: 2px;
    text-align: left;
}

.hero-desc {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    text-align: left;
    margin-top: 0;
}

/* 容器2: 全市场第一研报知识库 */
.company-container-desc-top {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    margin-bottom: 20px;
    padding-bottom: 2px;
    text-align: left;
}

.kb-stats-row {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    gap: 12px;
}

.kb-stat-item {
    text-align: center;
    flex: 1;
    background: linear-gradient(to bottom, #EEF4FF, #FFFFFF);
    border-radius: 12px;
    padding: 20px 12px;
    box-shadow: 4px 4px 20px #D6DFED;
    position: relative;
}

.kb-stat-value {
    font-size: 40px;
    font-weight: 700;
    color: #DE3D32;
    line-height: 1.2;
}

.kb-stat-suffix {
    font-size: 14px;
    font-weight: 500;
    color: #DE3D32;
}

.kb-stat-name {
    font-size: 12px;
    color: #646A73;
    margin-top: 8px;
    line-height: 1.4;
}

/* 产品卡片网格 - 四列并排 */
.product-card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.product-card {
    background: #F6F9FF;
    border-radius: 12px;
    padding: 20px 18px;
    border: 1px solid #E8ECF2;
    box-shadow: 4px 4px 20px #D6DFED;
    background: linear-gradient(to bottom, #EEF4FF, #FFFFFF);
    text-align: left;
    position: relative;
}

.product-card-title {
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid #E5ECF9;
}

.product-card-desc {
    font-size: 13px;
    color: #646A73;
    line-height: 1.7;
}

/* 容器3: 市场定位与客户群体 - 5+4布局 */
.market-card-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
}

.market-card-item {
    background: linear-gradient(to bottom, #EEF4FF, #FFFFFF);
    border-radius: 12px;
    padding: 18px 16px;
    box-shadow: 4px 4px 20px #D6DFED;
    text-align: left;
}

.market-card-name {
    font-size: 16px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid #F0F2F5;
}

.market-card-desc {
    font-size: 12px;
    color: #646A73;
    line-height: 1.4;
}

/* AI 产品介绍 - 左右分栏布局 */
.ai-split-layout {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

/* AI/数据产品介绍 - 优化左侧导航 */
.ai-left-nav {
    width: 200px;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 4px;
    background: rgba(232, 236, 242, 0.25);
    border-radius: 14px;
}

.ai-nav-item {
    background: transparent;
    border-radius: 11px;
    padding: 13px 15px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    box-shadow: none;
    position: relative;
}

.ai-nav-item::before {
    display: none;
}

.ai-nav-item:hover {
    background: rgba(255, 255, 255, 0.7);
}

.ai-nav-item.active {
    background: #FCECEA;
    box-shadow: none;
}

.ai-nav-title {
    font-size: 13px;
    font-weight: 500;
    color: #646A73;
    line-height: 1.5;
}

.ai-nav-item.active .ai-nav-title {
    color: #DE3D32;
    font-weight: 600;
}

/* AI/数据产品介绍 - 右侧内容卡片 */
.ai-right-content {
    flex: 1;
    background: #FFFFFF;
    border-radius: 16px;
    padding: 32px 36px;
    box-shadow: 0 4px 20px rgba(214, 223, 237, 0.55);
    min-height: 380px;
    position: relative;
    text-align: left;
    border: 1px solid rgba(232, 236, 242, 0.6);
}

.ai-right-content:hover {
    border-color: transparent;
    box-shadow: 0 4px 24px rgba(214, 223, 237, 0.7);
}

.ai-right-content:hover::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 17px;
    padding: 2px;
    background: linear-gradient(135deg, #DE3D32, #B980FF);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.ai-content-panel {
    display: none;
    animation: aiFadeIn 0.3s ease;
}

.ai-content-panel.active {
    display: block;
}

@keyframes aiFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-content-title {
    font-size: 20px;
    font-weight: 600;
    color: #333333;
    margin-bottom: 16px;
    padding-bottom: 12px;
    text-align: left;
}

.ai-content-desc {
    font-size: 14px;
    color: #646A73;
    line-height: 1.8;
    margin-bottom: 12px;
}

.ai-content-desc b {
    font-weight: 600;
    color: #333333;
}



/* AI 问答特性列表 */


/* 案例弹窗 - Tab切换胶囊 */
.case-modal-tabs {
    display: flex;
    justify-content: center;
    padding: 14px 0 0 0;
}

.case-tab-switcher {
    display: flex;
    background: #E8EAED;
    border: 1px solid transparent;
    border-radius: 100px;
    min-height: var(--tab-shell-height);
    padding: var(--tab-shell-padding);
}

.case-tab-pill {
    min-height: var(--tab-height);
    padding: 0 var(--tab-x-padding);
    border: none;
    border-radius: 80px;
    font-size: var(--tab-font-size);
    font-weight: 500;
    line-height: var(--tab-line-height);
    cursor: pointer;
    transition: all 0.3s;
    background: transparent;
    color: #8A8F99;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.case-tab-pill.active {
    background: #2C2C2C;
    color: #FFFFFF;
    box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.case-tab-pill:not(.active):hover {
    color: #333;
}

/* 技术弹窗内容区域 */
.tech-modal-body-area {
    width: calc(100% - 48px);
    height: calc(100% - 76px);
    margin: 8px auto 0;
    overflow: auto;
}

.tech-modal-body-area .tech-tab-content {
    display: none;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
}

.tech-modal-body-area .tech-tab-content.active {
    display: flex;
}

#tech-search {
    box-sizing: border-box;
    padding: 8px 0 24px;
}

.tech-modal-body-area .tech-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    cursor: zoom-in;
}

#tech-search .tech-image {
    max-height: calc(100% - 32px);
}

.tech-modal-body-area .tech-iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* 交付方式与服务模式 - 副标题 */
.service-subtitle {
    font-size: 20px;
    color: #646A73;
    margin-bottom: 50px;
    text-align: center;
    font-weight: 400;
}

.service-cards-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
    justify-content: center;
}

.service-case-card {
    padding: 20px;
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    text-align: left;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    cursor: pointer;
}

.service-point-list {
    list-style: none;
    margin: 4px 0 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.service-point-list li {
    position: relative;
    padding-left: 20px;
    color: #4E5969;
}

.service-point-list li::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-text);
}

.service-point-list strong {
    display: block;
    font-size: 16px;
    line-height: 1.4;
    color: #1F2329;
    margin-bottom: 6px;
}

.service-point-list span {
    display: block;
    font-size: 14px;
    line-height: 1.65;
}

.service-case-card img {
    width: 100%;
    max-height: 280px;
    object-fit: contain;
    flex-shrink: 0;
    display: block;
    margin: 0 auto;
}

.service-case-card .card-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    flex-shrink: 0;
    text-align: left;
}

.service-case-card .card-desc {
    font-size: 14px;
    line-height: 1.6;
    flex: 0 0 auto;
    margin-bottom: 8px;
    text-align: left;
}

.service-case-card .card-desc:last-child {
    margin-bottom: 0;
}

.service-desc-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.service-desc-group .card-desc {
    margin-bottom: 0;
    line-height: 1.45;
}

/* V1.5.0 服务体系 */
#service-section {
    min-height: calc(100vh - 120px);
    padding-top: 96px;
}

#service-section .section-title {
    font-size: 36px;
    line-height: 1.3;
    margin-bottom: 44px;
    color: #1F2329;
}

.service-system-switcher {
    display: flex;
    align-items: center;
    justify-content: center;
    width: min(calc(var(--tab-width) + var(--tab-width) + var(--tab-shell-padding) + var(--tab-shell-padding)), calc(100vw - 32px));
    max-width: calc(100vw - 32px);
    min-height: var(--tab-shell-height);
    margin: 0 auto 42px;
    padding: var(--tab-shell-padding);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 10px 26px rgba(214, 223, 237, 0.45);
    overflow-x: auto;
    overflow-y: hidden;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.service-system-switcher::-webkit-scrollbar {
    display: none;
}

.service-system-tab {
    flex: 0 0 var(--tab-width);
    width: var(--tab-width);
    height: var(--tab-height);
    min-height: var(--tab-height);
    border: none;
    border-radius: 999px;
    background: transparent;
    color: #8A8F99;
    font-size: var(--tab-font-size);
    font-weight: 600;
    line-height: var(--tab-line-height);
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    white-space: nowrap;
}

.service-system-tab.active {
    background: #2F2F2F;
    color: #FFFFFF;
    box-shadow: 0 4px 10px rgba(31, 35, 41, 0.16);
}

.service-system-panel {
    display: none;
}

.service-system-panel.active {
    display: block;
}

.service-system-cards {
    display: grid;
    gap: 20px;
    width: min(1488px, calc(100vw - 96px));
    margin: 0 auto;
}

.service-system-cards.delivery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.service-system-cards.mode {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: min(986px, calc(100vw - 96px));
}

.service-system-card {
    min-height: 404px;
    padding: 20px;
    border-radius: 22px;
    background: #FFFFFF;
    border: 1px solid rgba(232, 236, 242, 0.9);
    box-shadow: 8px 12px 28px rgba(214, 223, 237, 0.55);
    text-align: left;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
    cursor: pointer;
}

.service-system-card::before,
.service-case-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(to right, #DE3D32, #B980FF);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.service-system-card:hover,
.service-case-card:hover {
    transform: translateY(-5px);
    box-shadow: 8px 8px 30px rgba(214, 223, 237, 0.8);
    border-color: transparent;
    background-clip: padding-box;
}

.service-system-card:hover::before,
.service-case-card:hover::before {
    opacity: 1;
}

.service-card-visual {
    position: relative;
    width: 100%;
    height: 230px;
    margin-bottom: 22px;
    overflow: hidden;
    border-radius: 14px;
    background: #EEF5FF;
}

.service-card-visual img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card-visual picture {
    width: 100%;
    height: 100%;
}

.service-system-card-title {
    margin-bottom: 10px;
    color: #2F3338;
    font-size: 20px;
    line-height: 30px;
    font-weight: 800;
}

.service-system-card-desc {
    color: #68717D;
    font-size: 14px;
    line-height: 28px;
}

/* ========== 弹窗响应式布局 ========== */
        @media (max-width: 1200px) {
    .solution-grid-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .solution-grid-2 {
        max-width: 100%;
    }
    .tools-layout {
        width: min(1040px, 100%);
    }
    .tools-skill-cards,
    .tools-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
    .skill-card {
        flex-basis: calc((100% - 48px) / 3);
        min-width: 260px;
    }
    .modal-content,
    .tech-modal-content,
    .tools-modal-content {
        width: 96vw;
        height: 90vh;
    }
    .modal-iframe {
        width: calc(100% - 32px);
        height: calc(100% - 48px);
    }
    .tech-modal-body-area {
        width: calc(100% - 32px);
        height: calc(100% - 64px);
    }
    #case-image-area {
        width: calc(100% - 32px);
        height: calc(100% - 48px);
    }
    .case-tab-switcher {
        flex-wrap: wrap;
        border-radius: 12px;
    }
    #solution-modal-tabs {
        flex-wrap: nowrap;
        border-radius: 0;
        justify-content: center;
    }
    .case-tab-pill {
        font-size: var(--tab-font-size);
        padding: 0 var(--tab-x-padding);
    }
    #solution-modal-tabs .case-tab-pill {
        padding: 0 0 10px;
        font-size: var(--tab-font-size);
    }
    .tools-modal-tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    }
}

@media (max-width: 768px) {
    /* ========== 手机端全局适配 ========== */
    :root {
        --tab-height: 40px;
        --tab-font-size: 14px;
        --tab-line-height: 20px;
        --tab-x-padding: 16px;
        --tab-shell-padding: 4px;
    }

    html {
        overflow-y: auto;
        scrollbar-gutter: auto;
        scrollbar-width: none;
    }
    html::-webkit-scrollbar,
    body::-webkit-scrollbar {
        width: 0;
        height: 0;
        display: none;
    }
    body {
        background-image: url('../../assets/backgrounds/mobile/背景@3x.png');
        background-attachment: scroll;
        padding-top: calc(60px + env(safe-area-inset-top));
        scrollbar-width: none;
    }
    .container {
        width: 100%;
        padding: 0 16px;
    }

    /* Header */
    header {
        position: fixed;
        top: env(safe-area-inset-top);
        left: 0;
        right: 0;
        z-index: 1600;
        width: 100%;
        height: 60px;
        min-height: 60px;
        padding: 0 16px;
        display: grid;
        grid-template-columns: minmax(0, 1fr) 40px 40px;
        align-items: center;
        column-gap: 12px;
        justify-content: initial !important;
        background: rgba(255, 255, 255, 0.96);
        border-bottom: 1px solid rgba(229, 232, 237, 0.9);
        box-shadow: 0 4px 18px rgba(31, 35, 41, 0.06);
        backdrop-filter: blur(12px);
    }
    header::after {
        content: none;
    }
    .logo {
        height: 32px;
    }
    .logo-text {
        font-size: 18px;
        font-weight: 700;
        white-space: nowrap;
    }
    .logo-container {
        gap: 10px;
        grid-column: 1;
        grid-row: 1;
        justify-self: start;
        max-width: 100%;
        min-width: 0;
        position: static;
        transform: none;
    }

    .version-record-trigger {
        position: relative;
        top: auto;
        right: auto;
        bottom: auto;
        left: auto;
        grid-column: 2;
        grid-row: 1;
        align-self: center;
        justify-self: end;
        width: 40px;
        height: 40px;
        border: none;
        border-radius: 10px;
        background: rgba(255, 255, 255, 0.95);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    }

    .version-record-trigger img {
        width: 21px;
        height: 21px;
    }

    .version-record-panel {
        width: 100vw;
    }

    .version-record-header {
        min-height: 68px;
        padding: 16px 62px 16px 18px;
    }

    .version-record-title {
        font-size: 20px;
        line-height: 30px;
    }

    .version-record-header-icon {
        width: 23px;
        height: 26px;
    }

    .version-record-close {
        top: 16px;
        right: 18px;
    }

    .version-record-scroll {
        padding: 22px 18px 34px;
    }

    .version-record-item {
        grid-template-columns: max-content 22px minmax(0, 1fr);
        column-gap: 10px;
    }

    .version-record-meta {
        font-size: 12px;
        line-height: 20px;
    }

    .version-record-meta strong {
        font-size: 16px;
        line-height: 24px;
    }

    .version-record-brand {
        gap: 10px;
        margin-bottom: 18px;
    }

    .version-record-brand img {
        width: 42px;
        height: 42px;
        border-radius: 10px;
    }

    .version-record-brand-title {
        font-size: 16px;
        line-height: 24px;
    }

    .version-record-brand-subtitle,
    .version-log-entry {
        font-size: 12px;
        line-height: 20px;
    }

    .version-log-image {
        border-radius: 10px;
    }

    .local-deploy-body {
        width: calc(100vw - 28px);
        height: calc(100dvh - 28px);
        max-height: calc(100dvh - 28px);
        padding: 18px;
        border-radius: 14px;
    }

    .local-deploy-title {
        font-size: 20px;
        line-height: 30px;
        margin-bottom: 14px;
    }

    .local-deploy-frame {
        border-radius: 10px;
    }

    /* Hero 首页 */
    .mobile-intro-hero {
        display: flex;
        width: 100%;
        flex-direction: column;
        align-items: center;
        padding: 18px 0 24px;
    }
    .hero-title {
        font-size: 25px;
        line-height: 1.3;
        margin-bottom: 12px;
        padding: 0 8px;
        word-break: break-word;
        text-align: center;
    }
    .home-subtitle {
        font-size: 15px;
        margin-bottom: 20px;
        padding: 0 16px;
    }
    .hero-demo-btn {
        font-size: 14px;
        padding: 10px 28px;
        margin: 4px 0 24px;
        border-radius: 24px;
        background: #E63B32;
        box-shadow: none;
    }
    .hero-image {
        width: min(368px, calc(100vw - 32px));
        max-width: none;
        border-radius: 16px;
        margin-top: 6px;
        transform: none;
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    }
    .home-content {
        height: 100%;
        min-height: 0;
        padding: 46px 0 0;
        box-sizing: border-box;
    }
    #home-section {
        height: calc(100dvh - 60px - env(safe-area-inset-top));
        min-height: 0;
        overflow: hidden;
        padding: 0;
    }

    #product-section {
        min-height: calc(100dvh - 60px - env(safe-area-inset-top));
        padding: 24px 0 48px;
    }

    .product-mobile-panel {
        display: flex;
        min-height: calc(100dvh - 132px - env(safe-area-inset-top));
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        width: min(368px, calc(100vw - 32px));
        margin: 0 auto;
        padding: 92px 0 0;
        border-radius: 0;
        background: transparent;
        border: 0;
        box-shadow: none;
        text-align: center;
    }

    .product-mobile-hero-title {
        color: #2C2F33;
        font-size: 25px;
        font-weight: 800;
        line-height: 1.32;
        margin-bottom: 10px;
    }

    .product-mobile-subtitle {
        color: #8A8F99;
        font-size: 14px;
        line-height: 20px;
        margin-bottom: 26px;
    }

    .product-mobile-visual {
        display: block;
        width: min(360px, calc(100vw - 40px));
        height: 310px;
        border-radius: 18px;
        object-fit: contain;
        object-position: center center;
        margin-bottom: 28px;
    }

    .product-mobile-title {
        color: #2F3338;
        font-size: 16px;
        font-weight: 400;
        line-height: 28px;
    }

    .product-mobile-tip {
        display: none;
    }

    /* Section 通用 */
    .section {
        padding: 24px 0;
        overflow: visible;
    }
    .section-title {
        font-size: 22px;
        margin-bottom: 20px;
    }
    main {
        padding-bottom: 48px;
        overflow: visible;
    }
    #tools-section,
    #solutions-section,
    #intro-section {
        padding-bottom: 48px !important;
    }

    #intro-section .company-container-hero {
        display: none;
    }

    #intro-section .company-container {
        text-align: center;
    }

    #intro-section .company-container-title {
        font-size: 18px;
        line-height: 28px;
        text-align: center;
        margin-bottom: 12px;
    }

    #intro-section .company-container-desc-top {
        text-align: center;
    }

    #intro-section .intro-ai-product-grid,
    #intro-section .intro-data-product-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    #intro-section .product-card {
        min-height: auto;
        padding: 12px;
        text-align: left;
    }

    #intro-section .product-card-title {
        font-size: 14px;
        line-height: 20px;
        margin-bottom: 8px;
        padding-bottom: 8px;
    }

    #intro-section .product-card-desc {
        font-size: 12px;
        line-height: 19px;
    }

    /* Footer 底部导航 - 手机端隐藏，由汉堡菜单替代 */
    footer { display: none; }

    .mobile-menu-btn {
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border: none;
        background: rgba(255, 255, 255, 0.85);
        border-radius: 10px;
        cursor: pointer;
        padding: 0;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
        flex-direction: column;
        grid-column: 3;
        grid-row: 1;
        justify-self: end;
    }

    /* 全屏抽屉菜单 */
    .mobile-drawer {
        display: block;
        position: fixed;
        top: calc(60px + env(safe-area-inset-top));
        right: 0;
        left: auto;
        width: 100vw;
        max-width: none;
        height: calc(100dvh - 60px - env(safe-area-inset-top));
        background: #FFFFFF;
        z-index: 1500;
        transform: translateX(100%);
        transition: transform 0.32s cubic-bezier(0.32, 0.72, 0, 1);
        box-shadow: -8px 0 32px rgba(0, 0, 0, 0.15);
        overflow-y: auto;
        padding: 0 0 env(safe-area-inset-bottom);
    }
    .mobile-drawer.open {
        transform: translateX(0);
    }
    .mobile-drawer-header {
        display: none;
    }
    .mobile-drawer-title {
        font-size: 17px;
        font-weight: 600;
        color: #1F2329;
    }
    .mobile-drawer-close {
        width: 32px;
        height: 32px;
        line-height: 32px;
        text-align: center;
        font-size: 22px;
        color: #646A73;
        cursor: pointer;
        background: none;
        border: none;
    }
    .mobile-drawer-list {
        padding: 34px 0 56px;
    }
    .mobile-drawer-item {
        display: flex;
        align-items: center;
        gap: 0;
        padding: 18px 40px;
        color: #1F2329;
        text-decoration: none;
        font-size: 16px;
        line-height: 32px;
        font-weight: 800;
        position: relative;
        transition: background 0.2s;
    }
    .mobile-drawer-item:hover,
    .mobile-drawer-item:active {
        background: #F5F7FA;
    }
    .mobile-drawer-item.active {
        background: transparent;
        color: #1F2329;
    }
    .mobile-drawer-item.active::before {
        content: none;
    }
    .mobile-drawer-item .nav-dot {
        display: none;
    }
    .mobile-drawer-item .item-arrow {
        display: none;
        margin-left: auto;
        color: #8A8F99;
        font-size: 28px;
        font-weight: 500;
        line-height: 1;
    }
    .mobile-drawer-item.has-submenu .item-arrow {
        display: inline-block;
        transition: transform 0.2s ease;
    }
    .mobile-drawer-item.has-submenu.submenu-open .item-arrow {
        transform: rotate(180deg);
    }
    .mobile-subnav {
        display: none;
        padding: 0 38px 12px;
    }
    .mobile-subnav.submenu-open {
        display: block;
    }
    .mobile-subnav-item {
        display: block;
        padding: 15px 30px;
        border-radius: 12px;
        color: #2F3338;
        font-size: 16px;
        line-height: 28px;
        font-weight: 800;
        text-decoration: none;
    }
    .mobile-subnav-item.active {
        background: transparent;
    }

    /* 抽屉遮罩 */
    .mobile-drawer-backdrop {
        display: none;
        position: fixed;
        top: calc(60px + env(safe-area-inset-top));
        right: 0;
        bottom: 0;
        left: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 1400;
        opacity: 0;
        transition: opacity 0.3s;
    }
    .mobile-drawer-backdrop.active {
        display: block;
        opacity: 1;
    }

    /* 慧博介绍 公司容器 */
    .company-container {
        padding: 20px 16px;
        margin-bottom: 16px;
        border-radius: 12px;
    }
    .company-container-title { font-size: 18px; margin-bottom: 14px; }
    .company-container-desc-top,
    .hero-desc { font-size: 13px; line-height: 1.7; }
    .hero-subtitle { font-size: 17px; }
    .hero-brand-name { font-size: 13px; }
    .hero-header { gap: 8px; margin-bottom: 10px; }
    .hero-logo img { height: 22px; }

    /* 知识库统计 4列 -> 2列 */
    .kb-stats-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }
    .kb-stat-item { padding: 14px 8px; }
    .kb-stat-value { font-size: 28px; }
    .kb-stat-suffix { font-size: 12px; }
    .kb-stat-name { font-size: 11px; margin-top: 4px; }

    /* 产品卡片 4列 -> 1列 */
    .product-card-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    .product-card { padding: 14px 14px; }
    .product-card-title { font-size: 14px; margin-bottom: 8px; }
    .product-card-desc { font-size: 12px; line-height: 1.6; }

    /* 市场定位 5列 -> 3列 */
    .market-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }
    .market-card-item { padding: 12px 10px; }
    .market-card-name { font-size: 13px; margin-bottom: 6px; padding-bottom: 6px; }
    .market-card-desc { font-size: 11px; line-height: 1.4; }

    /* AI/数据产品 左右分栏 -> 上下 */
    .ai-split-layout {
        flex-direction: column;
        gap: 10px;
    }
    .ai-left-nav {
        width: 100%;
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 4px;
        padding: 4px;
        border-radius: 10px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scroll-padding: 4px;
    }
    .ai-nav-item {
        flex: 0 0 auto;
        padding: 8px 12px;
        border-radius: 8px;
    }
    .ai-nav-title { font-size: 12px; }
    .ai-right-content {
        padding: 18px 14px;
        min-height: auto;
        border-radius: 12px;
    }
    .ai-content-title { font-size: 16px; margin-bottom: 10px; padding-bottom: 8px; }
    .ai-content-desc { font-size: 13px; line-height: 1.7; }
    .ai-features-grid {
        grid-template-columns: 1fr 1fr;
        gap: 6px;
    }
    .ai-feature-item { padding: 10px 10px; }
    .ai-feature-name { font-size: 12px; }
    .ai-feature-desc { font-size: 11px; }

    /* 公司统计 -> 2列 */
    .company-container-stats {
        flex-wrap: wrap;
        gap: 8px;
        padding: 12px 8px;
    }
    .company-stat-item { flex: 0 0 calc(50% - 4px); }
    .company-stat-value { font-size: 24px; }
    .company-stat-suffix { font-size: 13px; }
    .company-stat-name { font-size: 11px; margin-top: 2px; }
    .company-stat-divider { display: none; }

    /* Intro 左右分栏 -> 上下 */
    .intro-split-layout {
        flex-direction: column;
        gap: 20px;
        padding: 22px 16px;
    }
    .intro-split-sidebar {
        width: 100%;
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 6px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scroll-padding: 0 16px;
    }
    .split-sidebar-item { flex: 0 0 auto; padding: 8px 14px; font-size: 13px; }
    .split-content-title { font-size: 18px; }
    .split-content-desc,
    .detail-text { font-size: 13px; }
    .intro-title { font-size: 22px; }
    .intro-desc { font-size: 14px; }

    /* 案例卡片 3列 -> 1列 */
    .cases-grid-3 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .case-card { padding: 16px; }
    .case-card img {
        border-radius: 10px;
        margin-bottom: 14px;
        aspect-ratio: 16 / 9;
        max-height: 200px;
        object-fit: cover;
    }
    .cases-subtitle { font-size: 18px; }

    /* 解决方案 */
    .solution-section-head { margin-bottom: 20px; }
    .solution-tab-switcher {
        width: min(368px, 100%);
        max-width: 100%;
        margin: 0 auto 20px;
        border-radius: 999px;
        overflow-x: hidden;
        overflow-y: hidden;
        justify-content: stretch;
    }
    .solution-tab-switcher::-webkit-scrollbar { display: none; }
    .solution-tab-pill {
        flex: 1 1 0;
        width: auto;
        min-width: 0;
        padding: 0 4px;
        text-align: center;
        justify-content: center;
    }
    .solution-grid-2,
    .solution-grid-3 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .solution-card { padding: 16px 16px 20px; }
    .solution-card .card-title { font-size: 17px; line-height: 1.4; }
    .solution-card .card-desc { font-size: 13px; }
    .solution-cover {
        border-radius: 10px;
        margin-bottom: 12px;
        aspect-ratio: 16 / 9;
        max-height: 200px;
        object-fit: cover;
    }
    .solution-tag {
        font-size: 12px;
        padding: 2px 10px;
        min-height: 26px;
        margin-bottom: 10px;
    }
    .solution-modal-image-area {
        width: calc(100% - 16px);
        height: calc(100% - 40px);
    }

    /* 技术介绍 2列 -> 1列 */
    .tech-grid-2 {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .tech-card-img-wrap {
        height: 220px;
        max-height: none;
        aspect-ratio: auto;
        overflow: hidden;
        align-items: flex-start;
    }
    .tech-card .tech-card-img {
        width: 100%;
        height: 100%;
        max-height: none;
        aspect-ratio: auto;
        display: block;
        object-fit: cover;
        object-position: top center;
        margin-bottom: 0;
    }

    /* 交付方式与服务模式 */
    .service-subtitle { font-size: 15px; margin-bottom: 28px; }
    .service-cards-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .service-case-card { min-height: auto; padding: 16px; }
    .service-case-card .card-title { font-size: 17px; margin-bottom: 12px; }
    .service-case-card .card-desc { font-size: 13px; line-height: 1.6; }
    .service-point-list { gap: 14px; }
    .service-point-list strong { font-size: 14px; }
    .service-point-list span { font-size: 13px; line-height: 1.6; }
    .service-case-card img {
        aspect-ratio: 16 / 9;
        max-height: 180px;
        border-radius: 10px;
        margin-bottom: 16px;
        object-fit: contain;
    }
    .service-grid { grid-template-columns: 1fr; gap: 16px; }
    .service-card { padding: 20px 20px; }
    .service-title { font-size: 17px; margin-bottom: 10px; }
    .service-desc { font-size: 13px; line-height: 1.7; }

    /* 公司简介统计数字 */
    .company-stats { flex-direction: column; gap: 10px; }
    .stat-number { font-size: 28px; }
    .stat-unit { font-size: 15px; }
    .advantage-grid { grid-template-columns: 1fr; gap: 10px; }
    .knowledge-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .market-grid { grid-template-columns: 1fr; gap: 8px; }
    .knowledge-box-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .market-box-grid { grid-template-columns: 1fr; gap: 8px; }

    /* 时间线 - 横向滚动 */
    .timeline {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px;
        scroll-padding: 0 16px;
    }
    .timeline-item { flex: 0 0 auto; min-width: 100px; }
    .timeline-year { font-size: 15px; }
    .timeline-text { font-size: 11px; }

    /* 工具集 */
    .tools-layout { gap: 18px; }
    .tools-tab-switcher {
        width: min(368px, 100%);
        overflow-x: hidden;
        overflow-y: hidden;
        justify-content: stretch;
    }
    .tools-tab-pill {
        flex: 1 1 0;
        width: auto;
        min-width: 0;
        padding: 0 4px;
        text-align: center;
        justify-content: center;
    }
    .tools-tab-switcher::-webkit-scrollbar { display: none; }
    .tools-skill-cards,
    .tools-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 18px;
    }
    .skills-category-switcher {
        gap: 18px;
        width: 100%;
        justify-content: safe center;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: var(--tab-shell-padding) 0 calc(var(--tab-shell-padding) + 1px);
        scroll-padding: 0 16px;
        -webkit-overflow-scrolling: touch;
    }
    #skills-category-switcher .category-tab-pill {
        padding: 0;
    }
    .skill-card {
        flex-basis: 100%;
        min-width: 0;
        min-height: 0;
        border-radius: 14px;
        padding: 14px;
        gap: 10px;
    }
    .skill-card-title { font-size: 14px; }
    .skill-card-desc {
        font-size: 12px;
        line-height: 1.6;
        padding: 10px 10px;
    }
    .skill-card-scene { font-size: 12px; }
    .skill-card-scene-list li { font-size: 12px; }
    .tool-item { min-height: auto; border-radius: 14px; padding: 14px 14px; }
    .tool-id { font-size: 14px; }
    .tool-name { font-size: 12px; }

    /* 弹窗适配 */
    .modal-content,
    .tech-modal-content,
    .tools-modal-content {
        width: 98vw;
        height: min(92dvh, 92vh);
        border-radius: 8px;
        display: flex;
        flex-direction: column;
    }
    .multimodal-plan-content {
        width: 98vw;
        height: min(92dvh, 92vh);
    }
    .multimodal-plan-iframe {
        width: calc(100% - 16px);
        height: calc(100% - 16px);
        margin: 8px;
    }
    .modal-iframe {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 16px);
        height: auto;
        margin: 8px auto;
    }
    .tech-modal-body-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 16px);
        height: auto;
        margin: 8px auto;
    }
    #tech-multimodal {
        min-height: 0;
        align-items: stretch;
    }
    .multimodal-stage {
        min-height: 0;
        gap: 12px;
        padding: 0 0 12px;
    }
    .multimodal-image-wrap {
        overflow-x: auto;
        overflow-y: hidden;
        justify-content: flex-start;
        align-items: center;
        min-height: 0;
        padding: 6px 0;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .multimodal-image-wrap::-webkit-scrollbar {
        display: none;
    }
    #tech-multimodal .multimodal-image-frame {
        flex: 0 0 auto;
        width: max-content;
        height: max-content;
        min-width: max-content;
        display: inline-flex;
    }
    #tech-multimodal .tech-image {
        width: auto;
        height: min(58dvh, 520px);
        max-width: none;
        max-height: none;
    }
    #tech-multimodal .multimodal-hotspot {
        top: 18.5%;
        left: 8.6%;
        width: 8%;
        height: 20%;
        min-width: 44px;
        min-height: 44px;
    }
    #tech-multimodal .tech-action-btn {
        flex: 0 0 auto;
        margin: 0 auto;
    }
    #case-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 16px);
        height: auto;
        margin: 8px auto;
    }
    .solution-modal-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 16px);
        height: auto;
        margin: 8px auto;
    }
    .modal-close {
        top: 6px;
        right: 6px;
        font-size: 22px;
        width: 32px;
        height: 32px;
        line-height: 32px;
    }

    #case-modal {
        align-items: stretch;
        justify-content: flex-start;
        padding: 0;
        background: #EEF4FF;
    }

    #case-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #case-modal .modal-close {
        top: 8px;
        right: 14px;
        width: 36px;
        height: 36px;
        color: #2F3338;
        font-size: 34px;
        font-weight: 300;
        line-height: 34px;
        text-align: center;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #case-modal .modal-landscape-toggle {
        top: 8px;
        right: 54px;
        width: 36px;
        min-width: 36px;
        height: 36px;
        color: #2F3338;
        z-index: 30;
    }

    #case-modal .case-modal-tabs {
        flex: 0 0 auto;
        width: calc(100% - 32px);
        margin: 0 auto;
        justify-content: flex-start;
        padding: 50px 0 0;
        background: transparent;
        overflow: visible;
    }

    #case-modal .case-tab-switcher {
        width: 100%;
        max-width: 100%;
        height: 36px;
        min-height: 36px;
        margin: 0;
        gap: 0px;
        border: none;
        border-radius: 18px;
        background: #FFFFFF;
        flex-wrap: nowrap;
        justify-content: flex-start;
        align-items: center;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-padding: 0 16px;
        -webkit-overflow-scrolling: touch;
        touch-action: pan-x;
        scrollbar-width: none;
        cursor: grab;
    }

    #case-modal .case-tab-switcher::-webkit-scrollbar {
        display: none;
    }

    #case-modal .case-tab-pill {
        flex: 0 0 auto;
        min-width: 108px;
        height: 28px;
        min-height: 28px;
        padding: 0 18px;
        border-radius: 999px;
        color: #5C626B;
        font-size: 14px;
        font-weight: 700;
    }

    #case-modal .case-tab-pill.active {
        color: #FFFFFF;
        background: #2A2D31;
        box-shadow: none;
    }

    #case-modal .modal-iframe,
    #case-modal #case-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 8px auto 24px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
    }

    #case-modal .modal-iframe {
        border: none;
        display: block;
    }

    #case-modal #case-image-area {
        align-items: center;
        justify-content: center;
    }

    #solution-modal {
        align-items: stretch;
        justify-content: flex-start;
        padding: 0;
        background: #EEF4FF;
    }

    #solution-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #solution-modal .modal-close {
        top: 8px;
        right: 14px;
        width: 36px;
        height: 36px;
        color: #2F3338;
        font-size: 34px;
        font-weight: 300;
        line-height: 34px;
        text-align: center;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #solution-modal .modal-landscape-toggle {
        top: 8px;
        right: 54px;
        width: 36px;
        min-width: 36px;
        height: 36px;
        padding: 0;
        color: #2F3338;
        z-index: 30;
    }

    #solution-modal .solution-modal-tabs-shell {
        flex: 0 0 auto;
        width: calc(100% - 32px);
        margin: 0 auto;
        padding: 50px 0 0;
        gap: 10px;
        background: transparent;
        border-bottom: none;
        overflow: visible;
    }

    #solution-modal .modal-primary-tabs {
        width: 100%;
        max-width: 100%;
        min-height: 36px;
        padding: 4px;
        gap: 0;
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        border-radius: 18px;
        background: #FFFFFF;
        box-shadow: none;
        scrollbar-width: none;
    }

    #solution-modal .modal-primary-tabs::-webkit-scrollbar {
        display: none;
    }

    #solution-modal .modal-primary-tab-pill {
        flex: 1 0 0;
        min-width: 104px;
        height: 28px;
        min-height: 28px;
        padding: 0 12px;
        border-radius: 999px;
        font-size: 13px;
        font-weight: 700;
    }

    #solution-modal-tabs {
        width: 100%;
        max-width: 100%;
        min-height: 34px;
        margin: 0;
        padding: 0 0 6px;
        gap: 28px;
        background: transparent;
        border-radius: 0;
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-padding: 0 16px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

    #solution-modal-tabs::-webkit-scrollbar {
        display: none;
    }

    #solution-modal-tabs .case-tab-pill {
        flex: 0 0 auto;
        min-width: auto;
        height: 28px;
        min-height: 28px;
        padding: 0;
        font-size: 14px;
        font-weight: 700;
    }

    #solution-modal .modal-iframe,
    #solution-modal .solution-modal-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 8px auto 24px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
    }

    #solution-modal .modal-iframe {
        border: none;
        display: block;
    }

    #tech-modal {
        align-items: stretch;
        justify-content: flex-start;
        padding: 0;
        background: #EEF4FF;
    }

    #tech-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #tech-modal .modal-close {
        top: 8px;
        right: 14px;
        width: 36px;
        height: 36px;
        color: #2F3338;
        font-size: 34px;
        font-weight: 300;
        line-height: 34px;
        text-align: center;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #tech-modal .modal-landscape-toggle {
        top: 8px;
        right: 54px;
        width: 36px;
        min-width: 36px;
        height: 36px;
        padding: 0;
        color: #2F3338;
        z-index: 30;
    }

    #tech-modal .case-modal-tabs {
        flex: 0 0 auto;
        width: calc(100% - 32px);
        margin: 0 auto;
        justify-content: center;
        padding: 50px 0 0;
        background: transparent;
        overflow: visible;
    }

    #tech-modal .case-tab-switcher {
        width: fit-content;
        max-width: 100%;
        height: 36px;
        min-height: 36px;
        margin: 0 auto;
        gap: 0;
        border: none;
        border-radius: 18px;
        background: #FFFFFF;
        flex-wrap: nowrap;
        justify-content: flex-start;
        align-items: center;
        padding: 4px;
        overflow-x: auto;
        overflow-y: hidden;
        scroll-padding: 0 16px;
        -webkit-overflow-scrolling: touch;
        touch-action: pan-x;
        scrollbar-width: none;
        cursor: grab;
    }

    #tech-modal .case-tab-switcher::-webkit-scrollbar {
        display: none;
    }

    #tech-modal .case-tab-switcher.is-dragging,
    #tech-modal .tech-modal-body-area.is-dragging,
    #tech-modal .multimodal-image-wrap.is-dragging {
        cursor: grabbing;
        user-select: none;
    }

    #tech-modal .case-tab-pill {
        flex: 0 0 auto;
        min-width: 108px;
        height: 28px;
        min-height: 28px;
        padding: 0 18px;
        border-radius: 999px;
        color: #5C626B;
        font-size: 14px;
        font-weight: 700;
    }

    #tech-modal .case-tab-pill.active {
        color: #FFFFFF;
        background: #2A2D31;
        box-shadow: none;
    }

    #tech-modal .tech-modal-body-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 8px auto 24px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
        cursor: grab;
        touch-action: none;
    }

    #tech-modal .multimodal-image-wrap {
        cursor: grab;
        touch-action: none;
    }

    #tech-modal .tech-image {
        user-select: none;
        -webkit-user-drag: none;
    }

    #tools-modal {
        align-items: stretch;
        justify-content: flex-start;
        padding: 0;
        background: #EEF4FF;
        z-index: 2400;
    }

    #tools-modal .tools-modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #tools-modal .modal-close {
        top: 8px;
        right: 14px;
        width: 36px;
        height: 36px;
        color: #2F3338;
        font-size: 34px;
        font-weight: 300;
        line-height: 34px;
        text-align: center;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #tools-modal .modal-landscape-toggle {
        display: inline-flex;
        top: 8px;
        right: 54px;
        width: 36px;
        min-width: 36px;
        height: 36px;
        padding: 0;
        color: #2F3338;
        z-index: 30;
    }

    #tools-modal .tools-modal-tabs-shell {
        flex: 0 0 auto;
        width: calc(100% - 32px);
        margin: 0 auto;
        padding: 50px 0 0;
        gap: 10px;
        align-items: center;
        background: transparent;
        border-bottom: none;
        overflow: visible;
    }

    #tools-modal .modal-primary-tabs {
        width: 100%;
        max-width: 100%;
        min-height: 36px;
        margin: 0 auto;
        padding: 4px;
        gap: 0;
        border: none;
        border-radius: 18px;
        background: #FFFFFF;
        box-shadow: none;
        overflow-x: auto;
        overflow-y: hidden;
        flex-wrap: nowrap;
        justify-content: flex-start;
        scrollbar-width: none;
    }

    #tools-modal .modal-primary-tabs::-webkit-scrollbar {
        display: none;
    }

    #tools-modal .modal-primary-tab-pill {
        flex: 1 0 0;
        min-width: 104px;
        height: 28px;
        min-height: 28px;
        padding: 0 12px;
        border-radius: 999px;
        font-size: 13px;
        font-weight: 700;
    }

    #tools-modal .tools-modal-tabs-row {
        width: 100%;
        justify-content: center;
    }

    #tools-modal-tab-switcher {
        justify-content: center;
    }

    .modal-desktop-toast {
        top: calc(112px + env(safe-area-inset-top));
        width: min(328px, calc(100vw - 64px));
        min-height: 48px;
        justify-content: flex-start;
        gap: 12px;
        padding: 0 14px;
        border: 1px solid #BBD3FF;
        border-radius: 10px;
        background: #EEF4FF;
        color: #34383F;
        font-size: 15px;
        font-weight: 700;
        box-shadow: none;
    }

    .modal-desktop-toast::before {
        content: '!';
        display: inline-flex;
        width: 22px;
        height: 22px;
        flex: 0 0 22px;
        align-items: center;
        justify-content: center;
        border-radius: 50%;
        background: #5B8CFF;
        color: #FFFFFF;
        font-size: 16px;
        font-weight: 700;
        line-height: 1;
    }

    .modal-desktop-toast::after {
        content: '×';
        margin-left: auto;
        color: #8A8F99;
        font-size: 26px;
        font-weight: 300;
        line-height: 1;
    }

    .case-modal-tabs {
        flex: 0 0 auto;
        width: 100%;
        justify-content: center;
        padding: 8px 36px 0;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }
    .case-modal-tabs::-webkit-scrollbar { display: none; }
    .solution-modal-tabs-shell {
        padding: 50px 0 0;
        gap: 10px;
        overflow: visible;
    }
    #solution-modal .modal-primary-tabs {
        width: 100%;
        max-width: 100%;
        min-height: 36px;
        padding: 4px;
        gap: 0;
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        margin-left: auto;
        margin-right: auto;
        border-radius: 18px;
        scrollbar-width: none;
    }
    #solution-modal .modal-primary-tabs::-webkit-scrollbar { display: none; }
    #solution-modal .modal-primary-tab-pill {
        flex: 1 0 0;
        min-width: 104px;
        height: 28px;
        min-height: 28px;
        padding: 0 12px;
    }
    .tools-modal-tabs {
        overflow: hidden;
        padding: 10px 12px 0 12px;
    }
    #tools-modal .modal-primary-tabs {
        max-width: 100%;
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
        margin-left: auto;
        margin-right: auto;
        scrollbar-width: none;
    }
    #tools-modal .modal-primary-tabs::-webkit-scrollbar { display: none; }
    #tools-modal .modal-primary-tab-pill {
        min-width: 108px;
        flex: 0 0 auto;
        height: 28px;
        min-height: 28px;
        padding: 0 var(--tab-x-padding);
    }
    .tools-modal-tabs-row { gap: 8px; }
    .tools-modal-scroll-btn {
        width: 34px;
        height: 34px;
        flex-basis: 34px;
        font-size: 24px;
    }
    #tools-modal-tab-switcher {
        flex: 0 1 auto;
        width: fit-content;
        max-width: 100%;
        gap: 8px;
        justify-content: center;
        padding: var(--tab-shell-padding) 12px;
        scroll-padding: 0 12px;
    }
    #tools-modal-tab-switcher.is-overflowing {
        justify-content: flex-start;
    }
    #tools-modal-tab-switcher .case-tab-pill {
        flex: 0 0 auto;
        width: auto;
        height: 28px;
        min-height: 28px;
        padding: 0;
    }
    .case-tab-switcher {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        padding: var(--tab-shell-padding);
        border-radius: 999px;
        scrollbar-width: none;
    }
    .case-tab-switcher::-webkit-scrollbar { display: none; }
    #solution-modal-tabs {
        justify-content: flex-start;
        gap: 28px;
        padding: 0 0 6px;
        border-radius: 0;
        scroll-padding: 0 16px;
    }
    .case-tab-pill {
        padding: 0 var(--tab-x-padding);
        flex-shrink: 0;
    }
    #solution-modal-tabs .case-tab-pill {
        padding: 0;
        height: 28px;
        min-height: 28px;
    }
    .tech-modal-tabs,
    .tools-modal-tabs {
        padding: 0 8px;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    .tech-tab,
    .tools-modal-tab {
        padding: 12px 16px;
        font-size: 14px;
        white-space: nowrap;
        flex-shrink: 0;
    }
    .tools-modal-tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 8px;
    }
    .tools-modal-body {
        flex-direction: column;
        gap: 12px;
        padding: 12px;
        min-height: 0;
    }
    .tools-modal-description {
        width: 100%;
        flex: 0 0 auto;
        max-height: 38%;
        border-right: none;
        border-radius: 10px;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }
    .tools-modal-description.is-collapsed {
        flex-basis: 46px;
        max-height: 46px;
        min-height: 46px;
    }
    .tools-modal-description.is-collapsed .tools-modal-description-inner {
        display: none;
    }
    #tools-modal.description-expanded .tools-modal-body {
        gap: 0;
    }
    #tools-modal.description-expanded .tools-modal-description {
        flex: 1 1 auto;
        max-height: none;
        min-height: 0;
    }
    #tools-modal.description-expanded .tools-modal-description-inner {
        flex: 1 1 auto;
    }
    #tools-modal.description-expanded .tools-modal-case {
        display: none;
    }
    .tools-modal-description-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        flex: 0 0 46px;
        width: 100%;
        padding: 0 42px;
        border: none;
        border-bottom: 1px solid rgba(31, 35, 41, 0.08);
        background: rgba(255, 255, 255, 0.64);
        color: #1F2329;
        font-size: 14px;
        font-weight: 600;
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
    }
    .tools-modal-description-toggle::before {
        content: '';
        position: absolute;
        left: 18px;
        top: 50%;
        transform: translateY(-50%);
        width: 0;
        height: 0;
        border-top: 5px solid transparent;
        border-bottom: 5px solid transparent;
        border-left: 7px solid #1F2329;
        transition: transform 0.2s ease;
    }
    .tools-modal-description-toggle[aria-expanded="true"]::before {
        border-left: 5px solid transparent;
        border-right: 5px solid transparent;
        border-top: 7px solid #1F2329;
        border-bottom: none;
        transform: translateY(-38%);
    }
    .tools-modal-description-inner {
        padding: 16px 16px 20px;
        min-height: 0;
        overflow-y: auto;
    }
    .tools-modal-skill-name { font-size: 22px; line-height: 32px; }
    .tools-modal-summary,
    .tools-modal-meta-text,
    .tools-modal-meta-list li { font-size: 13px; line-height: 22px; }
    .tools-modal-case {
        flex: 1 1 auto;
        min-height: 0;
        padding: 0;
    }
    .tools-modal-iframe {
        min-height: 0;
    }
    .tools-modal-case-frame { border-radius: 10px; }
    .skills-tools-btn {
        padding: 10px 24px;
        font-size: 14px;
        bottom: 16px;
    }

    /* Multimodal 热区 */
    .multimodal-stage { gap: 10px; padding: 4px 0 16px; }

    /* ========== 手机端 UI 位置与排版增强 ========== */
    /* iPhone 安全区适配 (刘海/底部横条) */
    footer {
        padding-bottom: env(safe-area-inset-bottom);
    }
    .nav-menu {
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    /* 案例卡片文字高度限制 */
    .case-card .card-title {
        font-size: 16px;
        margin-bottom: 6px;
    }
    .case-card .card-desc {
        font-size: 12px;
        line-height: 1.6;
        min-height: auto;
    }

    /* 慧博介绍：Logo 左对齐改为居中堆叠 */
    .hero-header {
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
    }
    .company-container-hero {
        text-align: center;
    }
    .company-container-hero .hero-header {
        justify-content: center;
    }
    .company-container-hero .hero-subtitle,
    .company-container-hero .hero-desc {
        text-align: center;
    }

    /* 公司容器：水平间距与字体优化 */
    .company-container-desc {
        font-size: 12px;
        line-height: 1.6;
    }

    /* 知识库统计：在窄屏避免数字溢出 */
    .kb-stat-item {
        min-width: 0;
    }
    .kb-stat-name {
        white-space: normal;
        word-break: break-word;
    }

    /* 产品卡片：内部分隔提示，便于阅读 */
    .product-card {
        background: linear-gradient(to bottom, #F4F8FF, #FFFFFF);
    }
    .product-card-desc + .product-card-desc {
        margin-top: 8px;
        padding-top: 8px;
        border-top: 1px dashed #E5ECF9;
    }

    /* 关闭按钮：缩小尺寸，置于弹窗外右上角，不遮挡内容 */
    .modal-close {
        width: 28px;
        height: 28px;
        line-height: 28px;
        text-align: center;
        background: rgba(255, 255, 255, 0.95);
        border-radius: 50%;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
        z-index: 20;
        top: 4px;
        right: 4px;
        font-size: 20px;
        color: #333;
    }

    /* 技术介绍卡片 */
    .tech-card .card-title {
        font-size: 16px;
    }
    .tech-card .card-desc {
        font-size: 12px;
    }

    /* AI 卡片细节 */
    .ai-card { padding: 16px 14px; }
    .ai-card-title { font-size: 15px; }
    .ai-card-desc { font-size: 13px; }
    .ai-card-section { padding: 12px 12px; }
    .ai-section-label { font-size: 13px; }
    .ai-section-text { font-size: 12px; }

    /* 公司卡片 */
    .company-card { padding: 16px 14px; }
    .company-card-title { font-size: 16px; }
    .company-card-stats { flex-wrap: wrap; padding: 8px 0; }
    .company-stat { padding: 8px 4px; }
    .company-stat-num { font-size: 24px; }
    .company-stat-unit { font-size: 13px; }
    .company-stat-label { font-size: 11px; }

    /* 公司简介 -> 优势卡片图标缩小 */
    .advantage-icon { font-size: 22px; }
    .advantage-title { font-size: 14px; }
    .advantage-desc { font-size: 12px; }
    .advantage-card { padding: 16px 14px; }

    /* 服务卡片图标 */
    .service-icon { font-size: 28px; }
    .service-top-bar { margin-bottom: 16px; }

    /* 解决方案弹窗：Tab 可横向滑动 */
    #solution-modal .modal-primary-tabs {
        margin-left: auto;
        margin-right: auto;
        justify-content: flex-start;
    }

    /* 工具集弹窗：内容布局优化 */
    .tools-modal-skill-name { font-size: 18px; line-height: 26px; }

    /* iframe 弹窗适配 */
    iframe { max-width: 100%; }

    /* 长文本换行 */
    .card-title,
    .card-desc,
    .section-title {
        word-break: break-word;
        overflow-wrap: break-word;
    }

    /* V1.5.0 手机端卡片展示尺寸 */
    #cases-section .cases-grid-3,
    #solutions-section .solution-grid,
    #tech-section .tech-grid-2,
    #service-section .service-cards-row {
        width: min(368px, calc(100vw - 32px));
        margin-left: auto;
        margin-right: auto;
    }

    #cases-section .case-card,
    #tech-section .tech-card {
        width: 100%;
        height: auto;
        min-height: 220px;
        padding: 11px;
        border-radius: 14px;
        overflow: visible;
    }

    #solutions-section .solution-card {
        width: 100%;
        height: auto;
        min-height: 270px;
        padding: 11px;
        border-radius: 14px;
        overflow: visible;
    }

    #service-section .service-case-card {
        width: 100%;
        min-height: 238px;
        padding: 11px;
        border-radius: 14px;
    }

    #cases-section .case-card > picture,
    #solutions-section .solution-cover,
    #tech-section .tech-card-img-wrap,
    #service-section .service-case-card > img {
        width: 100% !important;
        height: 122px;
        min-height: 122px;
        max-height: 122px;
        margin-bottom: 10px !important;
        border-radius: 10px !important;
        background: #F6F9FF;
        overflow: hidden;
    }

    #cases-section .case-card > picture > img,
    #solutions-section .solution-cover,
    #tech-section .tech-card-img,
    #service-section .service-case-card > img {
        width: 100%;
        height: 100%;
        aspect-ratio: auto;
        object-fit: cover;
        object-position: top center;
    }

    #solutions-section .solution-card > picture {
        width: 100% !important;
        height: 122px;
        min-height: 122px;
        max-height: 122px;
        margin-bottom: 10px !important;
        border-radius: 10px !important;
        background: #F6F9FF;
        overflow: hidden;
    }

    #solutions-section .solution-card > picture > .solution-cover {
        width: 100%;
        height: 100%;
        margin-bottom: 0;
        border-radius: inherit;
    }

    #tech-section .tech-card-img {
        width: 100%;
        height: 100%;
        max-height: none;
    }

    #solutions-section .solution-tag {
        min-height: 24px;
        padding: 2px 10px;
        margin-bottom: 6px;
        border-radius: 8px;
        font-size: 12px;
        line-height: 18px;
        max-width: 100%;
    }

    #cases-section .case-card .card-title,
    #solutions-section .solution-card .card-title,
    #tech-section .tech-card .card-title,
    #service-section .service-case-card .card-title {
        font-size: 15px;
        line-height: 22px;
        margin-bottom: 6px;
    }

    #solutions-section .solution-card .card-title {
        margin-bottom: 4px;
        overflow: visible;
        text-overflow: clip;
        white-space: normal;
    }

    #cases-section .case-card .card-desc,
    #solutions-section .solution-card .card-desc,
    #tech-section .tech-card .card-desc,
    #service-section .service-case-card .card-desc {
        font-size: 12px;
        line-height: 18px;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    #cases-section .case-card .card-desc,
    #tech-section .tech-card .card-desc {
        display: block;
        overflow: visible;
        -webkit-line-clamp: initial;
    }

    #solutions-section .solution-card .card-desc {
        position: relative;
        width: 100%;
        box-sizing: border-box;
        display: -webkit-box;
        max-height: none;
        padding-right: 0;
        overflow: hidden;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 3;
    }

    #service-section .service-point-list {
        gap: 8px;
    }

    #service-section .service-point-list strong {
        font-size: 13px;
        line-height: 18px;
    }

    #service-section .service-point-list span {
        font-size: 12px;
        line-height: 18px;
    }

    #service-section {
        min-height: auto;
        padding-top: 24px;
    }

    #service-section .section-title {
        font-size: 22px;
        line-height: normal;
        margin-bottom: 18px;
    }

    #service-section .section-title-desktop {
        display: none;
    }

    #service-section .section-title-mobile {
        display: inline;
    }

    .service-system-switcher {
        width: min(368px, calc(100vw - 32px));
        min-height: var(--tab-shell-height);
        margin-bottom: 20px;
        padding: var(--tab-shell-padding);
        overflow-x: hidden;
        justify-content: stretch;
    }

    .service-system-tab {
        flex: 1 1 0;
        width: auto;
        min-width: 0;
        height: var(--tab-height);
        min-height: var(--tab-height);
        font-size: var(--tab-font-size);
        text-align: center;
        justify-content: center;
    }

    .service-system-cards,
    .service-system-cards.delivery,
    .service-system-cards.mode {
        width: min(368px, calc(100vw - 32px));
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-system-card {
        width: 100%;
        min-height: 238px;
        padding: 11px;
        border-radius: 14px;
    }

    .service-card-visual {
        height: 122px;
        margin-bottom: 10px;
        border-radius: 10px;
    }

    .service-system-card-title {
        font-size: 15px;
        line-height: 22px;
        margin-bottom: 6px;
    }

    .service-system-card-desc {
        font-size: 12px;
        line-height: 18px;
    }

    #skills-nav .skill-card-scene {
        display: none;
    }

    .modal-landscape-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        top: 4px;
        right: 38px;
        min-width: 50px;
        height: 28px;
        padding: 0 10px;
        font-size: 12px;
    }

    .case-modal-tabs {
        justify-content: flex-start;
        padding-right: 96px;
    }

    .case-tab-switcher,
    #solution-modal-tabs {
        justify-content: flex-start;
        scrollbar-width: none;
    }

    #tools-modal-tab-switcher {
        justify-content: center;
        scrollbar-width: none;
    }

    #tools-modal-tab-switcher.is-overflowing {
        justify-content: flex-start;
    }

    .case-tab-switcher::-webkit-scrollbar,
    #solution-modal-tabs::-webkit-scrollbar,
    #tools-modal-tab-switcher::-webkit-scrollbar {
        display: none;
    }

    .modal.modal-landscape .modal-content {
        border-radius: 0;
    }

    @media (orientation: portrait) {
        .modal.modal-landscape .modal-content {
            width: 100dvh;
            height: 100vw;
            max-width: 100dvh;
            max-height: 100vw;
            transform: rotate(90deg);
            transform-origin: center center;
        }

        #case-modal.modal-landscape .modal-content {
            width: 100dvh;
            max-width: 100dvh;
            height: 100vw;
            max-height: 100vw;
            transform: rotate(90deg);
            transform-origin: center center;
        }

        #solution-modal.modal-landscape .modal-content {
            width: 100dvh;
            max-width: 100dvh;
            height: 100vw;
            max-height: 100vw;
            transform: rotate(90deg);
            transform-origin: center center;
        }

        #tech-modal.modal-landscape .modal-content {
            width: 100dvh;
            max-width: 100dvh;
            height: 100vw;
            max-height: 100vw;
            transform: rotate(90deg);
            transform-origin: center center;
        }

        #tools-modal.modal-landscape .tools-modal-content {
            width: 100dvh;
            max-width: 100dvh;
            height: 100vw;
            max-height: 100vw;
            transform: rotate(90deg);
            transform-origin: center center;
        }

        #case-modal.modal-landscape .case-modal-tabs {
            width: min(800px, calc(100% - 120px));
            padding: 52px 0 0;
            margin: 0 auto;
        }

        #solution-modal.modal-landscape .solution-modal-tabs-shell {
            width: fit-content;
            max-width: min(480px, calc(100% - 120px));
            padding: 52px 0 0;
            margin: 0 auto;
            align-items: center;
        }

        #solution-modal.modal-landscape .modal-primary-tabs,
        #solution-modal.modal-landscape #solution-modal-tabs {
            width: max-content;
            max-width: 100%;
            margin-left: auto;
            margin-right: auto;
        }

        #tech-modal.modal-landscape .case-modal-tabs {
            width: fit-content;
            max-width: min(320px, calc(100% - 120px));
            padding: 52px 0 0;
            margin: 0 auto;
        }

        #tools-modal.modal-landscape .tools-modal-tabs-shell {
            width: fit-content;
            max-width: min(520px, calc(100% - 156px));
            padding: 52px 0 0;
            margin: 0 auto;
            align-items: center;
        }

        #case-modal.modal-landscape .case-tab-switcher {
            width: 100%;
            max-width: 100%;
            height: 36px;
            min-height: 36px;
            border-radius: 999px;
            padding: 4px 16px;
            gap: 12px;
        }

        #case-modal.modal-landscape .case-tab-pill {
            min-width: 108px;
            height: 28px;
            min-height: 28px;
            padding: 0 18px;
            font-size: 13px;
        }

        #tech-modal.modal-landscape .case-tab-switcher {
            width: max-content;
            max-width: 100%;
            height: 36px;
            min-height: 36px;
            border-radius: 999px;
            padding: 4px 16px;
            gap: 12px;
            margin-left: auto;
            margin-right: auto;
            touch-action: none;
        }

        #tools-modal.modal-landscape .modal-primary-tabs,
        #tools-modal.modal-landscape #tools-modal-tab-switcher {
            width: max-content;
            max-width: 100%;
            justify-content: center;
            margin-left: auto;
            margin-right: auto;
            touch-action: none;
        }

        #tools-modal.modal-landscape #tools-modal-tab-switcher.is-overflowing {
            justify-content: flex-start;
        }

        #tools-modal.modal-landscape .tools-modal-description-inner,
        #tools-modal.modal-landscape .tools-modal-case-frame {
            cursor: grab;
            touch-action: none;
        }

        #tools-modal.modal-landscape .tools-modal-iframe {
            pointer-events: none;
        }

        #tools-modal.modal-landscape .tools-modal-description-inner.is-dragging,
        #tools-modal.modal-landscape .tools-modal-case-frame.is-dragging {
            cursor: grabbing;
            user-select: none;
        }

        #tech-modal.modal-landscape .case-tab-pill {
            min-width: 108px;
            height: 28px;
            min-height: 28px;
            padding: 0 18px;
            font-size: 13px;
        }

        #case-modal.modal-landscape .modal-iframe,
        #case-modal.modal-landscape #case-image-area {
            width: calc(100% - 32px) !important;
            margin: 12px auto 16px !important;
        }

        #solution-modal.modal-landscape .modal-iframe,
        #solution-modal.modal-landscape .solution-modal-image-area {
            width: calc(100% - 32px) !important;
            margin: 12px auto 16px !important;
        }

        #tech-modal.modal-landscape .tech-modal-body-area {
            width: calc(100% - 32px) !important;
            margin: 12px auto 16px !important;
            touch-action: none;
        }

        #tech-modal.modal-landscape #tech-multimodal .multimodal-stage {
            padding: 0;
            gap: 8px;
        }

        #tech-modal.modal-landscape .multimodal-image-wrap {
            align-items: flex-start;
            padding: 0;
            touch-action: none;
        }

        #tech-modal.modal-landscape #tech-multimodal .multimodal-image-frame {
            align-items: flex-start;
        }

        #tech-modal.modal-landscape #tech-search {
            padding: 0;
        }

        #tech-modal.modal-landscape #tech-search .tech-image {
            width: auto;
            height: calc(100% - 12px);
            max-width: none;
            max-height: none;
        }
    }
}

/* ========== 小屏手机额外适配 (≤ 480px) ========== */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    /* Header 更紧凑 */
    header {
        height: 60px;
        min-height: 60px;
        grid-template-columns: minmax(0, 1fr) 40px 40px;
        padding: 0 16px;
    }
    header::after {
        content: none;
    }
    .mobile-menu-btn {
        width: 40px;
        height: 40px;
        border-radius: 10px;
    }
    .logo {
        height: 32px;
    }
    .logo-text {
        font-size: 18px;
        font-weight: 700;
        letter-spacing: 0.5px;
    }

    /* Hero 更紧凑 */
    .hero-title {
        font-size: 22px;
        padding: 0 4px;
        margin-bottom: 10px;
    }
    .home-subtitle {
        font-size: 14px;
        padding: 0 8px;
        margin-bottom: 18px;
    }
    .hero-demo-btn {
        padding: 9px 24px;
        font-size: 13px;
        margin-bottom: 24px;
    }
    .hero-image {
        width: min(368px, calc(100vw - 32px));
        max-width: none;
        border-radius: 12px;
        transform: none;
        margin-top: 6px;
    }
    .home-content {
        height: 100%;
        min-height: 0;
        padding-top: 42px;
    }
    #home-section {
        height: calc(100dvh - 60px - env(safe-area-inset-top));
        min-height: 0;
        overflow: hidden;
        padding: 0;
    }

    /* 通用 Section */
    .section {
        padding: 18px 0;
    }
    .section-title {
        font-size: 19px;
    }
    #service-section .section-title {
        font-size: 19px;
    }

    /* 慧博介绍 */
    .company-container {
        padding: 14px 10px;
    }
    .company-container-title {
        font-size: 18px;
    }
    .company-container-desc-top,
    .hero-desc {
        font-size: 12px;
    }
    .hero-subtitle {
        font-size: 15px;
    }

    /* 知识库统计 - 2列保持，但字号缩小 */
    .kb-stat-item { padding: 12px 6px; }
    .kb-stat-value { font-size: 24px; }
    .kb-stat-name { font-size: 10px; }

    /* 市场定位三列显示 */
    .market-card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
    }
    .market-card-item { padding: 10px 8px; border-radius: 10px; }
    .market-card-name { font-size: 13px; margin-bottom: 5px; padding-bottom: 5px; }
    .market-card-desc { font-size: 11px; line-height: 1.35; }

    /* AI 产品 1列 */
    .ai-features-grid {
        grid-template-columns: 1fr;
    }

    /* 知识库网格 1列 */
    .knowledge-grid,
    .knowledge-box-grid {
        grid-template-columns: 1fr;
    }

    /* 案例卡片图片 */
    .case-card img {
        max-height: 160px;
    }

    /* 弹窗内容 */
    .modal-content,
    .tech-modal-content,
    .tools-modal-content,
    .multimodal-plan-content {
        width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
    }
    .modal {
        align-items: stretch;
    }
    .modal-iframe,
    #case-image-area,
    .solution-modal-image-area,
    .tech-modal-body-area {
        width: calc(100% - 12px);
        margin: 6px auto;
    }
    .multimodal-plan-iframe {
        width: calc(100% - 12px);
        height: calc(100% - 12px);
        margin: 6px;
    }
    .case-modal-tabs {
        padding-left: 34px;
        padding-right: 34px;
    }
    .solution-modal-tabs-shell,
    .tools-modal-tabs-shell {
        padding-left: 10px;
        padding-right: 10px;
    }

    .tools-modal-description {
        max-height: 36%;
    }

    /* 工具卡片 */
    .skill-card { padding: 12px; gap: 8px; }
    .skill-card-title { font-size: 13px; }
    .skill-card-desc {
        font-size: 11px;
        padding: 8px 8px;
    }

    /* Tool item */
    .tool-item {
        padding: 12px 12px;
    }
    .tool-id { font-size: 13px; }
    .tool-name { font-size: 11px; }

    /* 服务卡片 */
    .service-case-card img {
        max-height: 140px;
    }
    .service-case-card .card-title {
        font-size: 15px;
    }
    .service-case-card .card-desc {
        font-size: 12px;
    }

    /* 解决方案卡片 */
    .solution-card .card-title {
        font-size: 15px;
    }
    .solution-card .card-desc {
        font-size: 12px;
    }
    .solution-cover {
        max-height: 160px;
    }

    /* 技术弹窗 tab 紧凑 */
    .tech-tab,
    .tools-modal-tab {
        padding: 10px 12px;
        font-size: 13px;
    }
}

@media (max-width: 480px) and (orientation: portrait) {
    .modal.modal-landscape .modal-content {
        width: 100dvh;
        height: 100vw;
        max-width: 100dvh;
        max-height: 100vw;
    }

    #case-modal.modal-landscape .modal-content {
        position: absolute;
        top: 50%;
        left: 50%;
        width: var(--case-modal-landscape-width, 100dvh) !important;
        min-width: var(--case-modal-landscape-width, 100dvh) !important;
        max-width: var(--case-modal-landscape-width, 100dvh) !important;
        height: var(--case-modal-landscape-height, 100vw) !important;
        min-height: var(--case-modal-landscape-height, 100vw) !important;
        max-height: var(--case-modal-landscape-height, 100vw) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }

    #solution-modal.modal-landscape .modal-content {
        position: absolute;
        top: 50%;
        left: 50%;
        width: var(--solution-modal-landscape-width, 100dvh) !important;
        min-width: var(--solution-modal-landscape-width, 100dvh) !important;
        max-width: var(--solution-modal-landscape-width, 100dvh) !important;
        height: var(--solution-modal-landscape-height, 100vw) !important;
        min-height: var(--solution-modal-landscape-height, 100vw) !important;
        max-height: var(--solution-modal-landscape-height, 100vw) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }

    #tech-modal.modal-landscape .modal-content {
        position: absolute;
        top: 50%;
        left: 50%;
        width: var(--tech-modal-landscape-width, 100dvh) !important;
        min-width: var(--tech-modal-landscape-width, 100dvh) !important;
        max-width: var(--tech-modal-landscape-width, 100dvh) !important;
        height: var(--tech-modal-landscape-height, 100vw) !important;
        min-height: var(--tech-modal-landscape-height, 100vw) !important;
        max-height: var(--tech-modal-landscape-height, 100vw) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }

    #tools-modal.modal-landscape .tools-modal-content {
        position: absolute;
        top: 50%;
        left: 50%;
        width: var(--tools-modal-landscape-width, 100dvh) !important;
        min-width: var(--tools-modal-landscape-width, 100dvh) !important;
        max-width: var(--tools-modal-landscape-width, 100dvh) !important;
        height: var(--tools-modal-landscape-height, 100vw) !important;
        min-height: var(--tools-modal-landscape-height, 100vw) !important;
        max-height: var(--tools-modal-landscape-height, 100vw) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }

    #case-modal.modal-landscape .case-modal-tabs {
        width: calc(100% - 32px);
        padding-top: 8px;
        margin: 0 auto;
    }

    #solution-modal.modal-landscape .solution-modal-tabs-shell {
        width: fit-content;
        max-width: min(480px, calc(100% - 156px));
        padding-top: 8px;
        margin: 0 auto;
        gap: 8px;
        align-items: center;
    }

    #tech-modal.modal-landscape .case-modal-tabs {
        width: fit-content;
        max-width: min(320px, calc(100% - 156px));
        padding-top: 8px;
        margin: 0 auto;
    }

    #tools-modal.modal-landscape .tools-modal-tabs-shell {
        width: fit-content;
        max-width: min(520px, calc(100% - 156px));
        padding-top: 8px;
        margin: 0 auto;
        align-items: center;
    }

    #case-modal.modal-landscape .case-tab-switcher {
        width: 100%;
        max-width: 100%;
    }

    #tech-modal.modal-landscape .case-tab-switcher {
        width: max-content;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
        touch-action: none;
    }

    #tools-modal.modal-landscape .modal-primary-tabs,
    #tools-modal.modal-landscape #tools-modal-tab-switcher {
        width: max-content;
        max-width: 100%;
        justify-content: center;
        margin-left: auto;
        margin-right: auto;
        touch-action: none;
    }

    #tools-modal.modal-landscape #tools-modal-tab-switcher.is-overflowing {
        justify-content: flex-start;
    }

    #tools-modal.modal-landscape .tools-modal-description-inner,
    #tools-modal.modal-landscape .tools-modal-case-frame {
        cursor: grab;
        touch-action: none;
    }

    #tools-modal.modal-landscape .tools-modal-iframe {
        pointer-events: none;
    }

    #tools-modal.modal-landscape .tools-modal-description-inner.is-dragging,
    #tools-modal.modal-landscape .tools-modal-case-frame.is-dragging {
        cursor: grabbing;
        user-select: none;
    }

    #solution-modal.modal-landscape .modal-primary-tabs,
    #solution-modal.modal-landscape #solution-modal-tabs {
        width: max-content;
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    #solution-modal.modal-landscape #solution-modal-tabs {
        touch-action: none;
    }

    #case-modal.modal-landscape .modal-iframe,
    #case-modal.modal-landscape #case-image-area {
        width: calc(100% - 32px) !important;
        margin: 8px auto 8px !important;
    }

    #solution-modal.modal-landscape .modal-iframe,
    #solution-modal.modal-landscape .solution-modal-image-area {
        width: calc(100% - 32px) !important;
        margin: 8px auto 8px !important;
    }

    #tech-modal.modal-landscape .tech-modal-body-area {
        width: calc(100% - 32px) !important;
        margin: 8px auto 8px !important;
        touch-action: none;
    }

    #tech-modal.modal-landscape #tech-multimodal .multimodal-stage {
        padding: 0;
        gap: 8px;
    }

    #tech-modal.modal-landscape .multimodal-image-wrap {
        align-items: flex-start;
        padding: 0;
        touch-action: none;
    }

    #tech-modal.modal-landscape #tech-multimodal .multimodal-image-frame {
        align-items: flex-start;
    }

    #tech-modal.modal-landscape #tech-search {
        padding: 0;
    }

    #tech-modal.modal-landscape #tech-search .tech-image {
        width: auto;
        height: calc(100% - 12px);
        max-width: none;
        max-height: none;
    }
}

/* ========== 横屏手机适配 ========== */
@media (max-width: 920px) and (orientation: landscape) and (max-height: 500px) {
    .hero-title {
        font-size: 22px;
        margin-bottom: 8px;
    }
    .home-subtitle {
        font-size: 13px;
        margin-bottom: 14px;
    }
    .hero-demo-btn {
        margin-bottom: 16px;
        padding: 8px 22px;
    }
    .hero-image {
        max-width: 70%;
    }
    main {
        padding-bottom: 36px;
    }
    .modal-content,
    .tech-modal-content,
    .tools-modal-content {
        width: 96vw;
        height: 90dvh;
    }
    .modal-landscape-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        top: 4px;
        right: 38px;
        min-width: 50px;
        height: 28px;
        padding: 0 10px;
        font-size: 12px;
    }
    .modal.modal-landscape .modal-content {
        width: 100vw;
        height: 100dvh;
        border-radius: 0;
    }

    #case-modal {
        background: #EEF4FF;
    }

    #case-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #case-modal .modal-close {
        top: 18px;
        right: 24px;
        width: 42px;
        height: 42px;
        font-size: 40px;
        line-height: 40px;
        color: #2F3338;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #case-modal .modal-landscape-toggle {
        top: 18px;
        right: 76px;
        width: 42px;
        min-width: 42px;
        height: 42px;
        padding: 0;
        color: #2F3338;
    }

    #case-modal .case-modal-tabs {
        justify-content: center;
        padding: 64px 0 0;
        background: transparent;
        overflow: visible;
    }

    #case-modal .case-tab-switcher {
        width: min(800px, calc(100vw - 240px));
        max-width: calc(100vw - 240px);
        margin: 0 auto;
        padding: 5px 14px;
        gap: 18px;
        border-radius: 999px;
        background: #FFFFFF;
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
    }

    #case-modal .case-tab-pill {
        min-width: 104px;
        height: 28px;
        min-height: 28px;
        padding: 0 18px;
        font-size: 13px;
        font-weight: 700;
    }

    #case-modal .modal-iframe,
    #case-modal #case-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 14px auto 16px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
    }

    #solution-modal {
        background: #EEF4FF;
    }

    #solution-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #solution-modal .modal-close {
        top: 18px;
        right: 24px;
        width: 42px;
        height: 42px;
        font-size: 40px;
        line-height: 40px;
        color: #2F3338;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #solution-modal .modal-landscape-toggle {
        top: 18px;
        right: 76px;
        width: 42px;
        min-width: 42px;
        height: 42px;
        padding: 0;
        color: #2F3338;
    }

    #solution-modal .solution-modal-tabs-shell {
        width: min(800px, calc(100vw - 240px));
        margin: 0 auto;
        padding: 64px 0 0;
        gap: 10px;
        background: transparent;
        border-bottom: none;
        overflow: visible;
    }

    #solution-modal .modal-primary-tabs,
    #solution-modal-tabs {
        width: 100%;
        max-width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
    }

    #solution-modal .modal-iframe,
    #solution-modal .solution-modal-image-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 14px auto 16px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
    }

    #tech-modal {
        background: #EEF4FF;
    }

    #tech-modal .modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #tech-modal .modal-close {
        top: 18px;
        right: 24px;
        width: 42px;
        height: 42px;
        font-size: 40px;
        line-height: 40px;
        color: #2F3338;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #tech-modal .modal-landscape-toggle {
        top: 18px;
        right: 76px;
        width: 42px;
        min-width: 42px;
        height: 42px;
        padding: 0;
        color: #2F3338;
    }

    #tech-modal .case-modal-tabs {
        justify-content: center;
        padding: 64px 0 0;
        background: transparent;
        overflow: visible;
    }

    #tech-modal .case-tab-switcher {
        width: fit-content;
        max-width: calc(100vw - 240px);
        margin: 0 auto;
        padding: 5px 14px;
        gap: 18px;
        border-radius: 999px;
        background: #FFFFFF;
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
        touch-action: pan-x;
        cursor: grab;
    }

    #tech-modal .case-tab-pill {
        min-width: 104px;
        height: 28px;
        min-height: 28px;
        padding: 0 18px;
        font-size: 13px;
        font-weight: 700;
    }

    #tech-modal .tech-modal-body-area {
        flex: 1 1 auto;
        min-height: 0;
        width: calc(100% - 32px) !important;
        height: auto !important;
        margin: 14px auto 16px !important;
        border-radius: 18px;
        background: #FFFFFF;
        overflow: auto;
        cursor: grab;
        touch-action: none;
    }

    #tech-modal .multimodal-image-wrap {
        cursor: grab;
        touch-action: none;
    }

    #tech-modal #tech-search {
        align-items: flex-start;
        justify-content: center;
        padding: 8px 0 16px;
        overflow: auto;
    }

    #tech-modal #tech-search .tech-image {
        width: min(760px, calc(100% - 24px));
        max-width: none;
        max-height: none;
        height: auto;
    }

    #tools-modal {
        background: #EEF4FF;
        z-index: 2400;
    }

    #tools-modal .tools-modal-content {
        width: 100vw;
        max-width: 100vw;
        height: 100dvh;
        max-height: 100dvh;
        border-radius: 0;
        background: #EEF4FF;
        display: flex;
        flex-direction: column;
        overflow: hidden;
    }

    #tools-modal .modal-close {
        top: 18px;
        right: 24px;
        width: 42px;
        height: 42px;
        font-size: 40px;
        line-height: 40px;
        color: #2F3338;
        background: transparent;
        border-radius: 0;
        box-shadow: none;
        z-index: 30;
    }

    #tools-modal .modal-landscape-toggle {
        display: inline-flex;
        top: 18px;
        right: 76px;
        width: 42px;
        min-width: 42px;
        height: 42px;
        padding: 0;
        color: #2F3338;
        z-index: 30;
    }

    #tools-modal .tools-modal-tabs-shell {
        width: min(800px, calc(100vw - 240px));
        margin: 0 auto;
        padding: 64px 0 0;
        gap: 10px;
        align-items: center;
        background: transparent;
        border-bottom: none;
        overflow: visible;
    }

    #tools-modal .modal-primary-tabs,
    #tools-modal #tools-modal-tab-switcher {
        max-width: 100%;
        justify-content: center;
        overflow-x: auto;
        overflow-y: hidden;
        scrollbar-width: none;
    }

    #solution-modal .modal-primary-tabs,
    #tools-modal .modal-primary-tabs {
        min-height: 36px;
    }

    #solution-modal .modal-primary-tab-pill,
    #solution-modal-tabs .case-tab-pill,
    #tools-modal .modal-primary-tab-pill,
    #tools-modal #tools-modal-tab-switcher .case-tab-pill {
        height: 28px;
        min-height: 28px;
    }

    .modal-desktop-toast {
        top: calc(96px + env(safe-area-inset-top));
    }

    .case-modal-tabs {
        justify-content: flex-start;
        padding-right: 96px;
    }
    .case-tab-switcher,
    #solution-modal-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        justify-content: flex-start;
        scrollbar-width: none;
    }
    .case-tab-switcher::-webkit-scrollbar,
    #solution-modal-tabs::-webkit-scrollbar {
        display: none;
    }
    .tools-modal-body {
        flex-direction: row;
    }
    .tools-modal-description {
        width: min(38%, 360px);
        max-height: none;
    }

    /* 真机物理横屏下，用户点过“横屏查看”后内容仍为正向（未旋转），
       此时让 JS 拖拽滚动接管触摸手势，避免浏览器原生滚动与 JS 滚动互相抢占，
       导致横屏下 H5 案例无法滑动。与模拟横屏（竖屏+CSS旋转）保持一致。 */
    #tools-modal.modal-landscape .tools-modal-description-inner,
    #tools-modal.modal-landscape .tools-modal-case-frame {
        touch-action: none;
    }
    #tools-modal.modal-landscape .tools-modal-iframe {
        pointer-events: none;
    }
}
/* 二级 TAB 选中线与分割线对齐 */
#skills-category-switcher,
#solution-modal-tabs,
#tools-modal-tab-switcher {
    padding-bottom: 0;
}

#skills-category-switcher .category-tab-pill,
#solution-modal-tabs .case-tab-pill,
#tools-modal-tab-switcher .case-tab-pill {
    padding-bottom: 0;
}

#solution-modal-tabs .case-tab-pill.active::after,
#tools-modal-tab-switcher .case-tab-pill.active::after {
    bottom: -2px;
    height: 2px;
}

#tools-modal .tools-modal-tabs-shell,
#solution-modal .solution-modal-tabs-shell {
    --secondary-tab-line-left: 50%;
    --secondary-tab-line-width: 64px;
    position: relative;
}

#solution-modal .solution-modal-tabs-shell {
    --secondary-tab-line-width: 72px;
}

#tools-modal .tools-modal-tabs-shell.has-secondary-active-line::after,
#solution-modal .solution-modal-tabs-shell.has-secondary-active-line::after {
    content: '';
    position: absolute;
    left: var(--secondary-tab-line-left);
    bottom: -1px;
    width: var(--secondary-tab-line-width);
    height: 2px;
    border-radius: 999px;
    background: #2C2C2C;
    transform: translateX(-50%);
    pointer-events: none;
    z-index: 3;
}

#tools-modal .tools-modal-tabs-shell.has-secondary-active-line::after {
    bottom: 8px;
}

#solution-modal-tabs .case-tab-pill.active::after,
#tools-modal-tab-switcher .case-tab-pill.active::after {
    display: none;
}

/* 新图标素材：移动端菜单与合作案例弹窗 */
.mobile-menu-btn {
    background: rgba(255, 255, 255, 0.95);
}

.mobile-menu-icon {
    display: block;
    width: 24px;
    height: 24px;
    object-fit: contain;
    pointer-events: none;
}

.mobile-menu-icon-close {
    display: none;
}

.mobile-menu-btn.is-open .mobile-menu-icon-open {
    display: none;
}

.mobile-menu-btn.is-open .mobile-menu-icon-close {
    display: block;
}

.mobile-drawer-close {
    background: transparent url('../../assets/icons/guanbi.png') center / 22px 22px no-repeat;
    color: transparent;
    font-size: 0;
}

.mobile-drawer-item > span:not(.nav-dot):not(.item-arrow) {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
}

.mobile-drawer-item.has-submenu .item-arrow {
    display: block;
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
    align-self: center;
    margin-left: auto;
    object-fit: contain;
}

#case-modal .modal-close,
#case-modal .modal-landscape-toggle,
#solution-modal .modal-close,
#solution-modal .modal-landscape-toggle,
#tech-modal .modal-close,
#tech-modal .modal-landscape-toggle,
#tools-modal .modal-close,
#tools-modal .modal-landscape-toggle,
#local-deploy-modal .modal-close,
#local-deploy-modal .modal-landscape-toggle {
    align-items: center;
    justify-content: center;
    width: 34px;
    min-width: 34px;
    height: 34px;
    padding: 0;
    border: none;
    border-radius: 9px;
    background-color: #FFFFFF;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
    color: transparent;
    font-size: 0;
    line-height: 1;
}

#case-modal .modal-close,
#solution-modal .modal-close,
#tech-modal .modal-close,
#tools-modal .modal-close,
#local-deploy-modal .modal-close {
    display: inline-flex;
    appearance: none;
}

#case-modal .modal-landscape-toggle,
#solution-modal .modal-landscape-toggle,
#tech-modal .modal-landscape-toggle,
#tools-modal .modal-landscape-toggle,
#local-deploy-modal .modal-landscape-toggle {
    display: none;
}

#case-modal .modal-action-icon,
#solution-modal .modal-action-icon,
#tech-modal .modal-action-icon,
#tools-modal .modal-action-icon,
#local-deploy-modal .modal-action-icon {
    display: block;
    width: 20px;
    height: 20px;
    object-fit: contain;
    pointer-events: none;
}

#case-modal .modal-landscape-icon,
#solution-modal .modal-landscape-icon,
#tech-modal .modal-landscape-icon,
#tools-modal .modal-landscape-icon,
#local-deploy-modal .modal-landscape-icon {
    flex: 0 0 20px;
    width: 20px;
    min-width: 20px;
    height: 20px;
    object-fit: contain;
    background: none;
    transform: none;
}

#case-modal .modal-close,
#solution-modal .modal-close,
#tech-modal .modal-close,
#tools-modal .modal-close,
#local-deploy-modal .modal-close {
    top: 8px;
    right: 14px;
    z-index: 40;
}

#case-modal .modal-landscape-toggle,
#solution-modal .modal-landscape-toggle,
#tech-modal .modal-landscape-toggle,
#tools-modal .modal-landscape-toggle,
#local-deploy-modal .modal-landscape-toggle {
    top: 8px;
    right: 58px;
}

@media (max-width: 768px), (max-width: 920px) and (orientation: landscape) and (max-height: 500px) {
    #case-modal .modal-landscape-toggle,
    #solution-modal .modal-landscape-toggle,
    #tech-modal .modal-landscape-toggle,
    #tools-modal .modal-landscape-toggle,
    #local-deploy-modal .modal-landscape-toggle {
        display: inline-flex;
    }

}

@media (max-width: 920px) and (orientation: landscape) and (max-height: 500px) {
    #case-modal .modal-close,
    #solution-modal .modal-close,
    #tech-modal .modal-close,
    #tools-modal .modal-close,
    #local-deploy-modal .modal-close {
        top: 18px;
        right: 24px;
    }

    #case-modal .modal-landscape-toggle,
    #solution-modal .modal-landscape-toggle,
    #tech-modal .modal-landscape-toggle,
    #tools-modal .modal-landscape-toggle,
    #local-deploy-modal .modal-landscape-toggle {
        top: 18px;
        right: 68px;
    }
}

#case-modal .modal-landscape-icon::before,
#case-modal .modal-landscape-icon::after,
#solution-modal .modal-landscape-icon::before,
#solution-modal .modal-landscape-icon::after,
#tech-modal .modal-landscape-icon::before,
#tech-modal .modal-landscape-icon::after,
#tools-modal .modal-landscape-icon::before,
#tools-modal .modal-landscape-icon::after,
#local-deploy-modal .modal-landscape-icon::before,
#local-deploy-modal .modal-landscape-icon::after {
    content: none;
}

#case-modal.modal-landscape .modal-landscape-icon,
#solution-modal.modal-landscape .modal-landscape-icon,
#tech-modal.modal-landscape .modal-landscape-icon,
#tools-modal.modal-landscape .modal-landscape-icon,
#local-deploy-modal.modal-landscape .modal-landscape-icon {
    transform: none;
}

#multimodal-plan-modal {
    background: #EEF4FF;
}

#multimodal-plan-modal .multimodal-plan-content {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: #EEF4FF;
}

#multimodal-plan-modal .modal-close,
#multimodal-plan-modal .modal-landscape-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    top: 8px;
    right: 14px;
    width: 34px;
    min-width: 34px;
    height: 34px;
    padding: 0;
    border: none;
    border-radius: 999px;
    background-color: #FFFFFF;
    box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
    color: #2F3338;
    font-size: 28px;
    line-height: 1;
    z-index: 40;
}

#multimodal-plan-modal .modal-landscape-toggle {
    display: none;
    right: 58px;
    cursor: pointer;
}

#multimodal-plan-modal .modal-action-icon,
#multimodal-plan-modal .modal-landscape-icon {
    display: block;
    width: 20px;
    height: 20px;
    object-fit: contain;
    pointer-events: none;
}

@media (max-width: 768px), (max-width: 920px) and (orientation: landscape) and (max-height: 500px) {
    #multimodal-plan-modal {
        align-items: center;
        justify-content: center;
        padding: 12px;
    }

    #multimodal-plan-modal .multimodal-plan-content {
        width: calc(100vw - 24px) !important;
        min-width: calc(100vw - 24px) !important;
        max-width: calc(100vw - 24px) !important;
        height: calc(100dvh - 24px) !important;
        min-height: calc(100dvh - 24px) !important;
        max-height: calc(100dvh - 24px) !important;
        border-radius: 10px;
    }

    #multimodal-plan-modal .modal-landscape-toggle {
        display: inline-flex;
    }

    #multimodal-plan-modal .modal-close {
        top: 10px;
        right: 10px;
    }

    #multimodal-plan-modal .modal-landscape-toggle {
        top: 10px;
        right: 52px;
    }

    #multimodal-plan-modal .multimodal-plan-iframe {
        flex: 1 1 auto;
        width: calc(100% - 16px);
        height: calc(100% - 60px);
        min-height: 0;
        margin: 52px 8px 8px;
        border-radius: 8px;
    }
}

@media (max-width: 768px) and (orientation: portrait) {
    #multimodal-plan-modal.modal-landscape .multimodal-plan-content {
        position: absolute;
        top: 50%;
        left: 50%;
        width: calc(var(--multimodal-plan-landscape-width, 100dvh) - 24px) !important;
        min-width: calc(var(--multimodal-plan-landscape-width, 100dvh) - 24px) !important;
        max-width: calc(var(--multimodal-plan-landscape-width, 100dvh) - 24px) !important;
        height: calc(var(--multimodal-plan-landscape-height, 100vw) - 24px) !important;
        min-height: calc(var(--multimodal-plan-landscape-height, 100vw) - 24px) !important;
        max-height: calc(var(--multimodal-plan-landscape-height, 100vw) - 24px) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }
}

@media (max-width: 768px) {
    #local-deploy-modal {
        align-items: center;
        justify-content: center;
        padding: 0;
    }

    .version-record-header {
        height: 60px;
        min-height: 60px;
        padding: 0 58px 0 16px;
    }

    .version-record-title {
        font-size: 18px;
        line-height: 26px;
    }

    .version-record-header-icon {
        width: 22px;
        height: 24px;
    }

    .version-record-close {
        top: 13px;
        right: 16px;
    }

    .local-deploy-body {
        width: min(360px, calc(100vw - 40px));
        height: min(720px, calc(100dvh - 72px));
        max-height: calc(100dvh - 72px);
    }

    .local-deploy-title {
        padding-right: 90px;
    }
}

@media (max-width: 768px) and (orientation: portrait) {
    #local-deploy-modal.modal-landscape .local-deploy-body {
        position: absolute;
        top: 50%;
        left: 50%;
        width: calc(var(--local-deploy-modal-landscape-width, 100dvh) - 24px) !important;
        min-width: calc(var(--local-deploy-modal-landscape-width, 100dvh) - 24px) !important;
        max-width: calc(var(--local-deploy-modal-landscape-width, 100dvh) - 24px) !important;
        height: calc(var(--local-deploy-modal-landscape-height, 100vw) - 24px) !important;
        min-height: calc(var(--local-deploy-modal-landscape-height, 100vw) - 24px) !important;
        max-height: calc(var(--local-deploy-modal-landscape-height, 100vw) - 24px) !important;
        transform: translate(-50%, -50%) rotate(90deg);
        transform-origin: center center;
    }
}

@media (max-width: 920px) and (orientation: landscape) and (max-height: 500px) {
    #local-deploy-modal {
        align-items: center;
        justify-content: center;
        padding: 0;
    }

    .local-deploy-body {
        width: min(720px, calc(100vw - 48px));
        height: calc(100dvh - 32px);
        max-height: calc(100dvh - 32px);
    }

    #case-modal .case-modal-tabs,
    #solution-modal .solution-modal-tabs-shell {
        padding-top: 12px;
        gap: 6px;
    }

    #case-modal .case-tab-switcher,
    #solution-modal .modal-primary-tabs,
    #solution-modal-tabs {
        min-height: 32px;
        padding: 3px 12px;
    }

    #solution-modal .solution-modal-tabs-shell {
        width: min(640px, calc(100vw - 156px));
    }

    #solution-modal .modal-primary-tab-pill,
    #solution-modal-tabs .case-tab-pill,
    #case-modal .case-tab-pill {
        height: 26px;
        min-height: 26px;
        font-size: 12px;
    }

    #case-modal .modal-iframe,
    #case-modal #case-image-area,
    #solution-modal .modal-iframe,
    #solution-modal .solution-modal-image-area {
        margin: 8px auto 10px !important;
    }
}

@media (max-width: 768px) and (orientation: portrait) {
    .modal-desktop-toast.is-landscape {
        left: 50%;
        top: 50%;
        max-width: min(328px, calc(100dvh - 64px));
        transform: translate(-50%, -50%) rotate(90deg) translateY(-10px);
    }

    .modal-desktop-toast.is-landscape.is-visible {
        transform: translate(-50%, -50%) rotate(90deg);
    }
}