/* roulang page: index */
:root {
            --color-primary: #2D3047;
            --color-primary-deep: #1B1D2A;
            --color-accent: #E84855;
            --color-accent-light: #F4606C;
            --color-bg: #F9F7F4;
            --color-card: #FFFFFF;
            --color-text: #1A1A1A;
            --color-text-muted: #5C5C5C;
            --color-border: #E5E5E5;
            --color-nav-text: rgba(255, 255, 255, 0.65);
            --color-nav-active: #FFFFFF;
            --radius-sm: 10px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --radius-pill: 50px;
            --radius-xs: 12px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 8px 30px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 2px 16px rgba(0, 0, 0, 0.12);
            --sidebar-width: 240px;
            --sidebar-collapsed: 72px;
            --mobile-nav-height: 56px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-card: 0.3s ease;
            --font-stack-zh: -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", sans-serif;
            --font-stack-en: "Inter", -apple-system, "Segoe UI", Roboto, sans-serif;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 100px;
        }

        body {
            font-family: var(--font-stack-zh);
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text);
            background-color: var(--color-bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent);
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        button,
        input {
            font-family: inherit;
        }

        .btn:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ============ DESKTOP SIDEBAR NAV ============ */
        .app-sidebar {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--sidebar-width);
            height: 100vh;
            background-color: var(--color-primary-deep);
            z-index: 1050;
            display: flex;
            flex-direction: column;
            transition: width var(--transition-smooth);
            overflow: hidden;
        }
        .app-sidebar .sidebar-logo {
            height: 80px;
            display: flex;
            align-items: center;
            padding: 0 24px;
            flex-shrink: 0;
        }
        .sidebar-logo .logo-icon {
            width: 8px;
            height: 8px;
            background-color: var(--color-accent);
            border-radius: 2px;
            flex-shrink: 0;
            margin-right: 12px;
        }
        .sidebar-logo .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-stack-zh);
            white-space: nowrap;
            letter-spacing: 0.5px;
        }
        .sidebar-nav-list {
            list-style: none;
            margin: 0;
            padding: 8px 0;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .sidebar-nav-list li {
            position: relative;
        }
        .sidebar-nav-list li a {
            display: flex;
            align-items: center;
            height: 48px;
            padding: 0 24px;
            color: var(--color-nav-text);
            font-size: 14px;
            font-weight: 500;
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .sidebar-nav-list li a::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 0;
            background-color: var(--color-accent);
            border-radius: 0 3px 3px 0;
            transition: height var(--transition-smooth);
        }
        .sidebar-nav-list li a:hover {
            color: #FFFFFF;
            background-color: rgba(255, 255, 255, 0.04);
        }
        .sidebar-nav-list li a:hover::before {
            height: 28px;
            background-color: rgba(232, 72, 85, 0.5);
        }
        .sidebar-nav-list li a.active {
            color: var(--color-nav-active);
            background-color: rgba(255, 255, 255, 0.03);
        }
        .sidebar-nav-list li a.active::before {
            height: 28px;
            background-color: var(--color-accent);
        }
        .sidebar-nav-list li a i {
            width: 20px;
            text-align: center;
            margin-right: 12px;
            font-size: 15px;
        }
        .sidebar-decoration {
            padding: 20px 24px 28px;
            flex-shrink: 0;
            opacity: 0.3;
        }
        .sidebar-decoration svg {
            width: 100%;
            max-width: 120px;
        }

        /* ============ MOBILE TOP NAV ============ */
        .mobile-navbar {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--mobile-nav-height);
            background-color: var(--color-primary-deep);
            z-index: 1049;
            align-items: center;
            padding: 0 16px;
            box-shadow: var(--shadow-nav);
        }
        .mobile-navbar .hamburger-btn {
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 22px;
            cursor: pointer;
            padding: 6px 10px;
            line-height: 1;
            flex-shrink: 0;
        }
        .mobile-navbar .mobile-logo {
            flex: 1;
            text-align: center;
            font-size: 18px;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-stack-zh);
        }
        .mobile-navbar .mobile-logo .logo-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            background-color: var(--color-accent);
            border-radius: 2px;
            margin-right: 6px;
            vertical-align: middle;
            position: relative;
            top: -1px;
        }

        /* Offcanvas override */
        .offcanvas-custom {
            background-color: var(--color-primary-deep) !important;
            border-right: none !important;
            width: 280px !important;
        }
        .offcanvas-custom .offcanvas-header {
            height: 56px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 0 16px;
        }
        .offcanvas-custom .offcanvas-title {
            font-weight: 700;
            color: #FFFFFF;
            font-size: 18px;
        }
        .offcanvas-custom .btn-close {
            filter: invert(1) brightness(2);
            opacity: 0.8;
        }
        .offcanvas-custom .offcanvas-body {
            padding: 8px 0;
        }
        .offcanvas-custom .offcanvas-nav-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .offcanvas-custom .offcanvas-nav-list li a {
            display: flex;
            align-items: center;
            height: 48px;
            padding: 0 20px;
            color: var(--color-nav-text);
            font-size: 15px;
            font-weight: 500;
            transition: all var(--transition-fast);
            border-left: 3px solid transparent;
        }
        .offcanvas-custom .offcanvas-nav-list li a:hover,
        .offcanvas-custom .offcanvas-nav-list li a:active {
            color: #FFFFFF;
            background-color: rgba(255, 255, 255, 0.04);
            border-left-color: var(--color-accent);
        }
        .offcanvas-custom .offcanvas-nav-list li a i {
            width: 20px;
            margin-right: 12px;
            text-align: center;
        }

        /* ============ MAIN CONTENT AREA ============ */
        .main-content {
            margin-left: var(--sidebar-width);
            transition: margin-left var(--transition-smooth);
            min-height: 100vh;
        }

        /* ============ SECTION SPACING ============ */
        .section-block {
            padding: 120px 0;
        }
        .section-block.section-hero {
            padding-top: 80px;
            padding-bottom: 100px;
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--color-accent);
            margin-bottom: 12px;
        }
        .section-h2 {
            font-size: 36px;
            line-height: 1.22;
            font-weight: 600;
            letter-spacing: -0.3px;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .section-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: var(--color-text-muted);
            max-width: 600px;
            margin-bottom: 40px;
        }

        /* ============ HERO ============ */
        .hero-wrapper {
            background: linear-gradient(160deg, #2D3047 0%, #1B1D2A 60%, #1a1c28 100%);
            position: relative;
            overflow: hidden;
            min-height: 580px;
            display: flex;
            align-items: center;
        }
        .hero-wrapper::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(/%23noiseFilter)' opacity='0.04'/%3E%3C/svg%3E");
            background-size: 200px 200px;
            pointer-events: none;
            z-index: 1;
        }
        .hero-wrapper::after {
            content: '';
            position: absolute;
            bottom: -60px;
            right: 10%;
            width: 350px;
            height: 350px;
            background: radial-gradient(circle, rgba(232, 72, 85, 0.18) 0%, transparent 70%);
            border-radius: 50%;
            z-index: 1;
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        .hero-left h1 {
            font-size: 48px;
            line-height: 1.17;
            font-weight: 700;
            letter-spacing: -0.5px;
            color: #FFFFFF;
            margin-bottom: 18px;
        }
        .hero-left .hero-subtitle {
            font-size: 16px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 28px;
            max-width: 420px;
        }
        .hero-left .hero-meta {
            display: inline-flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 16px;
        }
        .hero-left .hero-meta span {
            white-space: nowrap;
        }
        .hero-right {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual-card {
            width: 100%;
            max-width: 460px;
            aspect-ratio: 4/3;
            border-radius: var(--radius-lg);
            background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.02) 100%);
            border: 1px solid rgba(255, 255, 255, 0.1);
            overflow: hidden;
            position: relative;
            animation: heroFloat 6s ease-in-out infinite;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-visual-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }
        .hero-visual-card .overlay-pattern {
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(255, 255, 255, 0.02) 40px, rgba(255, 255, 255, 0.02) 41px),
                repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(255, 255, 255, 0.02) 40px, rgba(255, 255, 255, 0.02) 41px);
            pointer-events: none;
            z-index: 2;
        }
        @keyframes heroFloat {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-12px);
            }
        }

        /* ============ BUTTONS ============ */
        .btn-cta-primary {
            display: inline-block;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 16px;
            padding: 14px 36px;
            border-radius: var(--radius-pill);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-cta-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(232, 72, 85, 0.35);
            color: #FFFFFF;
            filter: brightness(1.08);
        }
        .btn-cta-primary:active {
            transform: translateY(0);
            filter: brightness(0.95);
        }
        .btn-cta-outline {
            display: inline-block;
            background: transparent;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 30px;
            border-radius: var(--radius-pill);
            border: 2px solid var(--color-primary);
            cursor: pointer;
            transition: all var(--transition-smooth);
            text-align: center;
            white-space: nowrap;
        }
        .btn-cta-outline:hover {
            background-color: var(--color-primary);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: var(--shadow-card-hover);
        }
        .btn-cta-large {
            display: inline-block;
            background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
            color: #FFFFFF;
            font-weight: 600;
            font-size: 17px;
            padding: 18px 48px;
            border-radius: var(--radius-pill);
            border: none;
            cursor: pointer;
            transition: all var(--transition-smooth);
            text-align: center;
            white-space: nowrap;
            letter-spacing: 0.4px;
        }
        .btn-cta-large:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 36px rgba(232, 72, 85, 0.4);
            color: #FFFFFF;
            filter: brightness(1.08);
        }

        /* ============ SERVICE CARDS ============ */
        .service-card {
            background: var(--color-card);
            border-radius: var(--radius-md);
            padding: 32px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            height: 100%;
            display: flex;
            flex-direction: column;
            border: 1px solid transparent;
            position: relative;
            overflow: hidden;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: #f0ece6;
        }
        .service-card .service-icon-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background-color: rgba(45, 48, 71, 0.06);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            transition: all var(--transition-card);
            flex-shrink: 0;
        }
        .service-card .service-icon-box i {
            font-size: 22px;
            color: var(--color-accent);
            transition: all var(--transition-card);
        }
        .service-card:hover .service-icon-box {
            background-color: var(--color-accent);
        }
        .service-card:hover .service-icon-box i {
            color: #FFFFFF;
        }
        .service-card h3 {
            font-size: 22px;
            line-height: 1.36;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
        }
        .service-card p {
            font-size: 15px;
            line-height: 1.73;
            color: var(--color-text-muted);
            margin-bottom: 0;
            flex: 1;
        }
        .service-card .card-cta-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 16px;
            transition: gap var(--transition-fast);
            align-self: flex-start;
        }
        .service-card .card-cta-link:hover {
            gap: 10px;
            color: var(--color-accent);
        }
        .service-card .card-cta-link i {
            font-size: 12px;
        }
        .service-card .card-image-top {
            width: 100%;
            height: 160px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            margin-bottom: 20px;
        }

        /* ============ ADVANTAGE BADGES ============ */
        .advantages-bg {
            background-color: rgba(45, 48, 71, 0.03);
            position: relative;
        }
        .advantage-badge-card {
            background: #FFFFFF;
            border-radius: var(--radius-xs);
            padding: 28px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            height: 100%;
            border: 1px solid transparent;
        }
        .advantage-badge-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
            border-color: #eeeae4;
        }
        .advantage-badge-card .badge-number {
            font-size: 32px;
            line-height: 1.25;
            font-weight: 800;
            color: var(--color-accent);
            font-family: var(--font-stack-en);
            margin-bottom: 6px;
        }
        .advantage-badge-card .badge-label {
            font-size: 14px;
            line-height: 1.57;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ============ CASE CARDS ============ */
        .case-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            display: flex;
            flex-direction: row;
            border: 1px solid transparent;
        }
        .case-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: #f0ece6;
        }
        .case-card .case-image-wrap {
            flex: 0 0 40%;
            position: relative;
            overflow: hidden;
            min-height: 240px;
        }
        .case-card .case-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
            transition: transform 0.5s ease;
        }
        .case-card:hover .case-image-wrap img {
            transform: scale(1.04);
        }
        .case-card .case-image-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(27, 29, 42, 0.15);
            z-index: 1;
            transition: background var(--transition-card);
            pointer-events: none;
        }
        .case-card:hover .case-image-wrap::after {
            background: rgba(27, 29, 42, 0.08);
        }
        .case-card .case-body {
            flex: 1;
            padding: 28px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .case-card .case-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1px;
            color: var(--color-accent);
            background: rgba(232, 72, 85, 0.07);
            padding: 4px 12px;
            border-radius: 20px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .case-card h3 {
            font-size: 22px;
            font-weight: 600;
            line-height: 1.36;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .case-card p {
            font-size: 15px;
            line-height: 1.73;
            color: var(--color-text-muted);
            margin-bottom: 0;
        }
        .case-card .case-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            margin-top: 12px;
            transition: gap var(--transition-fast);
        }
        .case-card .case-link:hover {
            gap: 10px;
            color: var(--color-accent);
        }

        /* ============ SOLUTIONS ============ */
        .solution-card {
            background: #FFFFFF;
            border-radius: var(--radius-md);
            padding: 28px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            height: 100%;
            border-left: 4px solid transparent;
            border: 1px solid var(--color-border);
        }
        .solution-card:hover {
            border-left-color: var(--color-accent);
            box-shadow: var(--shadow-card-hover);
            transform: translateX(2px);
        }
        .solution-card h3 {
            font-size: 20px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--color-text);
        }
        .solution-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--color-text-muted);
            margin: 0;
        }
        .solution-card .solution-icon {
            font-size: 28px;
            color: var(--color-accent);
            margin-bottom: 14px;
        }

        /* ============ FAQ ACCORDION ============ */
        .accordion-faq .accordion-item {
            background: #FFFFFF;
            border-radius: var(--radius-sm) !important;
            border: 1px solid var(--color-border);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all var(--transition-card);
        }
        .accordion-faq .accordion-item:last-child {
            margin-bottom: 0;
        }
        .accordion-faq .accordion-header button {
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            padding: 20px;
            background: transparent;
            border: none;
            box-shadow: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            text-align: left;
            transition: color var(--transition-fast);
        }
        .accordion-faq .accordion-header button:focus {
            box-shadow: none;
            outline: none;
        }
        .accordion-faq .accordion-header button::after {
            content: '\f068';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            font-size: 14px;
            color: var(--color-accent);
            transition: transform var(--transition-card);
            flex-shrink: 0;
            margin-left: 12px;
        }
        .accordion-faq .accordion-header button.collapsed::after {
            content: '\f067';
        }
        .accordion-faq .accordion-header button:not(.collapsed) {
            color: var(--color-accent);
        }
        .accordion-faq .accordion-body {
            padding: 0 20px 20px;
            font-size: 15px;
            line-height: 1.73;
            color: var(--color-text-muted);
        }
        .accordion-faq .accordion-item:has(button:not(.collapsed)) {
            border-color: var(--color-accent);
        }

        /* ============ CTA SECTION ============ */
        .cta-section-block {
            background: linear-gradient(160deg, #2D3047 0%, #1B1D2A 100%);
            position: relative;
            overflow: hidden;
        }
        .cta-section-block::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(232, 72, 85, 0.13) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
        }
        .cta-inner h2 {
            color: #FFFFFF;
            font-size: 36px;
            font-weight: 600;
            line-height: 1.22;
            margin-bottom: 16px;
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 16px;
            line-height: 1.75;
            margin-bottom: 28px;
        }
        .cta-trust-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            margin-top: 16px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background-color: #1B1D2A;
            padding: 60px 0 30px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            line-height: 1.7;
        }
        .site-footer .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .site-footer .footer-logo .footer-logo-dot {
            width: 7px;
            height: 7px;
            background-color: var(--color-accent);
            border-radius: 2px;
            flex-shrink: 0;
        }
        .site-footer .footer-desc {
            max-width: 220px;
            font-size: 13px;
            line-height: 1.6;
        }
        .site-footer h4 {
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul li a {
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
            font-size: 13px;
        }
        .site-footer ul li a:hover {
            color: var(--color-accent);
        }
        .site-footer .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.55);
        }
        .site-footer .footer-contact-item i {
            width: 16px;
            text-align: center;
            color: rgba(255, 255, 255, 0.35);
        }
        .footer-divider {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin: 32px 0 20px;
        }
        .footer-bottom-text {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.35);
            text-align: center;
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1199.98px) {
            .app-sidebar {
                width: var(--sidebar-collapsed);
            }
            .app-sidebar .sidebar-logo {
                padding: 0 16px;
                justify-content: center;
            }
            .app-sidebar .sidebar-logo .logo-text {
                display: none;
            }
            .app-sidebar .sidebar-logo .logo-icon {
                margin-right: 0;
                width: 10px;
                height: 10px;
                border-radius: 3px;
            }
            .app-sidebar .sidebar-nav-list li a {
                padding: 0;
                justify-content: center;
            }
            .app-sidebar .sidebar-nav-list li a span.nav-label {
                display: none;
            }
            .app-sidebar .sidebar-nav-list li a i {
                margin-right: 0;
                font-size: 18px;
            }
            .app-sidebar .sidebar-nav-list li a::before {
                left: auto;
                right: 0;
                width: 3px;
                border-radius: 3px 0 0 3px;
            }
            .app-sidebar .sidebar-decoration {
                display: none;
            }
            .main-content {
                margin-left: var(--sidebar-collapsed);
            }
            .section-h2 {
                font-size: 30px;
            }
        }
        @media (max-width: 991.98px) {
            .app-sidebar {
                display: none;
            }
            .mobile-navbar {
                display: flex;
            }
            .main-content {
                margin-left: 0;
                padding-top: var(--mobile-nav-height);
            }
            .hero-wrapper {
                min-height: auto;
                padding: 60px 0 50px;
            }
            .hero-left h1 {
                font-size: 32px;
                line-height: 1.25;
            }
            .hero-left .hero-subtitle {
                font-size: 15px;
            }
            .hero-visual-card {
                max-width: 100%;
                aspect-ratio: 16/9;
                margin-top: 30px;
            }
            .section-block {
                padding: 80px 0;
            }
            .section-block.section-hero {
                padding-top: 20px;
                padding-bottom: 60px;
            }
            .section-h2 {
                font-size: 26px;
                line-height: 1.3;
            }
            .case-card {
                flex-direction: column;
            }
            .case-card .case-image-wrap {
                flex: 0 0 auto;
                height: 200px;
                min-height: auto;
            }
            .case-card .case-body {
                padding: 20px 20px;
            }
            .service-card {
                padding: 24px;
            }
            .service-card h3 {
                font-size: 20px;
            }
            .advantage-badge-card .badge-number {
                font-size: 26px;
            }
            .cta-inner h2 {
                font-size: 28px;
            }
            .site-footer {
                text-align: center;
            }
            .site-footer .footer-desc {
                max-width: 100%;
                margin: 0 auto 20px;
            }
            .site-footer .footer-logo {
                justify-content: center;
            }
            .site-footer .footer-contact-item {
                justify-content: center;
            }
        }
        @media (max-width: 767.98px) {
            .hero-left h1 {
                font-size: 28px;
            }
            .hero-left .hero-subtitle {
                font-size: 14px;
                line-height: 1.6;
            }
            .hero-wrapper::after {
                width: 200px;
                height: 200px;
                bottom: -30px;
                right: -20px;
            }
            .section-h2 {
                font-size: 24px;
            }
            .section-block {
                padding: 60px 0;
            }
            .section-block.section-hero {
                padding-bottom: 40px;
            }
            .service-card {
                padding: 20px;
            }
            .service-card h3 {
                font-size: 18px;
            }
            .service-card p {
                font-size: 14px;
            }
            .advantage-badge-card {
                padding: 20px 16px;
            }
            .advantage-badge-card .badge-number {
                font-size: 24px;
            }
            .case-card .case-image-wrap {
                height: 180px;
            }
            .case-card h3 {
                font-size: 18px;
            }
            .case-card .case-body {
                padding: 16px;
            }
            .btn-cta-primary {
                padding: 12px 28px;
                font-size: 15px;
            }
            .btn-cta-large {
                padding: 16px 36px;
                font-size: 16px;
            }
            .accordion-faq .accordion-header button {
                font-size: 15px;
                padding: 16px;
            }
            .accordion-faq .accordion-body {
                padding: 0 16px 16px;
            }
            .site-footer {
                padding: 40px 0 24px;
            }
            .solution-card {
                padding: 20px;
            }
        }
        @media (max-width: 520px) {
            .hero-left h1 {
                font-size: 24px;
            }
            .hero-left .hero-meta {
                flex-wrap: wrap;
                gap: 8px;
                font-size: 12px;
            }
            .hero-visual-card {
                aspect-ratio: 4/3;
                border-radius: var(--radius-md);
            }
            .btn-cta-primary {
                width: 100%;
                text-align: center;
            }
            .btn-cta-large {
                width: 100%;
                text-align: center;
            }
            .section-h2 {
                font-size: 22px;
            }
            .cta-inner h2 {
                font-size: 24px;
            }
        }