/* roulang page: index */
:root {
            --color-primary: #1A5F7A;
            --color-primary-dark: #0F3B4B;
            --color-accent-green: #34D399;
            --color-bg-light: #F0F7FA;
            --color-bg-page: #F8FAFC;
            --color-bg-card: #FFFFFF;
            --color-text-heading: #1E293B;
            --color-text-body: #475569;
            --color-text-muted: #64748B;
            --color-border: #CBD5E1;
            --color-shadow: rgba(26, 95, 122, 0.08);
            --color-shadow-hover: rgba(26, 95, 122, 0.15);
            --color-bg-red-light: #FEF2F2;
            --color-bg-green-light: #F0FDF4;
            --color-text-red: #B91C1C;
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-input: 8px;
            --shadow-card: 0 10px 25px -5px rgba(26, 95, 122, 0.1), 0 8px 10px -6px rgba(26, 95, 122, 0.05);
            --shadow-card-hover: 0 20px 30px -10px rgba(26, 95, 122, 0.15), 0 12px 16px -8px rgba(26, 95, 122, 0.08);
            --shadow-btn: 0 4px 12px rgba(26, 95, 122, 0.2);
            --shadow-btn-hover: 0 6px 20px rgba(15, 59, 75, 0.3);
            --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numbers: 'Inter', sans-serif;
            --section-padding: 100px;
            --section-padding-mobile: 60px;
            --container-max: 1140px;
            --bottom-tab-height: 64px;
            --mobile-topbar-height: 52px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
        }

        body {
            font-family: var(--font-body);
            font-weight: 400;
            line-height: 1.8;
            color: var(--color-text-body);
            background-color: var(--color-bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            padding-top: 0;
            overflow-x: hidden;
        }

        @media (max-width: 768px) {
            body {
                padding-bottom: var(--bottom-tab-height);
                padding-top: var(--mobile-topbar-height);
            }
            html {
                scroll-padding-top: calc(var(--mobile-topbar-height) + 16px);
            }
        }

        a {
            text-decoration: none;
            color: var(--color-primary);
            transition: color var(--transition-base);
        }
        a:hover {
            color: var(--color-primary-dark);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

        h1,
        h2,
        h3 {
            font-family: var(--font-heading);
            color: var(--color-text-heading);
            margin-top: 0;
        }
        h1 {
            font-weight: 700;
            font-size: 3rem;
            line-height: 1.25;
        }
        h2 {
            font-weight: 600;
            font-size: 2.25rem;
            line-height: 1.3;
            margin-bottom: 0.75rem;
        }
        h3 {
            font-weight: 500;
            font-size: 1.25rem;
            line-height: 1.4;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.75rem;
            }
            h3 {
                font-size: 1.15rem;
            }
        }

        .section-title {
            text-align: center;
            margin-bottom: 3rem;
            position: relative;
        }
        .section-title::after {
            content: '';
            display: block;
            width: 60px;
            height: 3px;
            background: var(--color-primary);
            margin: 0.75rem auto 0;
            border-radius: 2px;
        }
        .section-subtitle {
            text-align: center;
            color: var(--color-text-muted);
            font-size: 1.05rem;
            margin-bottom: 0.5rem;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ========== DESKTOP NAVBAR ========== */
        .navbar-desktop {
            background: #FFFFFF;
            box-shadow: 0 1px 8px rgba(26, 95, 122, 0.06);
            padding: 0 1.5rem;
            height: 68px;
            z-index: 1030;
            transition: box-shadow var(--transition-base);
        }
        .navbar-desktop .navbar-brand {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-primary-dark);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .navbar-desktop .navbar-brand:hover {
            color: var(--color-primary);
        }
        .navbar-desktop .nav-link {
            font-family: var(--font-heading);
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text-body);
            padding: 0.5rem 1rem;
            position: relative;
            transition: color var(--transition-base);
            white-space: nowrap;
        }
        .navbar-desktop .nav-link::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 1rem;
            right: 1rem;
            height: 2px;
            background: var(--color-primary);
            border-radius: 1px;
            transform: scaleX(0);
            transition: transform var(--transition-base);
        }
        .navbar-desktop .nav-link:hover,
        .navbar-desktop .nav-link.active {
            color: var(--color-primary);
        }
        .navbar-desktop .nav-link:hover::after,
        .navbar-desktop .nav-link.active::after {
            transform: scaleX(1);
        }
        .navbar-desktop .nav-cta {
            background: var(--color-primary);
            color: #FFFFFF !important;
            border-radius: var(--radius-btn);
            padding: 0.55rem 1.4rem !important;
            margin-left: 0.5rem;
            font-weight: 600;
            transition: background var(--transition-base), box-shadow var(--transition-base);
            box-shadow: var(--shadow-btn);
        }
        .navbar-desktop .nav-cta:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-btn-hover);
        }
        .navbar-desktop .nav-cta::after {
            display: none;
        }

        /* ========== MOBILE TOP BAR ========== */
        .mobile-topbar {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--mobile-topbar-height);
            background: #FFFFFF;
            z-index: 1030;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 1px 6px rgba(26, 95, 122, 0.05);
        }
        .mobile-topbar .brand-text {
            font-family: var(--font-heading);
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-primary-dark);
            letter-spacing: 0.5px;
        }

        /* ========== BOTTOM TAB NAV (MOBILE) ========== */
        .bottom-tab-nav {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--bottom-tab-height);
            background: #FFFFFF;
            z-index: 1030;
            display: flex;
            align-items: center;
            justify-content: space-around;
            box-shadow: 0 -2px 12px rgba(26, 95, 122, 0.06);
            padding: 0 4px;
        }
        .bottom-tab-nav .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            flex: 1;
            height: 100%;
            color: var(--color-text-muted);
            font-size: 0.7rem;
            font-weight: 500;
            transition: color var(--transition-base);
            cursor: pointer;
            text-decoration: none;
            gap: 2px;
            border: none;
            background: none;
            padding: 4px 2px;
            font-family: var(--font-body);
        }
        .bottom-tab-nav .tab-item i {
            font-size: 1.3rem;
            transition: color var(--transition-base);
        }
        .bottom-tab-nav .tab-item.active,
        .bottom-tab-nav .tab-item:active {
            color: var(--color-primary);
        }
        .bottom-tab-nav .tab-item.active i,
        .bottom-tab-nav .tab-item:active i {
            color: var(--color-primary);
        }

        /* ========== HERO SECTION ========== */
        #hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            color: #FFFFFF;
            overflow: hidden;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(26, 95, 122, 0.85) 0%, rgba(15, 59, 75, 0.9) 100%);
            z-index: 1;
        }
        #hero .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }
        #hero h1 {
            color: #FFFFFF;
            font-size: 3rem;
            font-weight: 700;
            margin-bottom: 1rem;
        }
        #hero .hero-subtitle {
            font-size: 1.2rem;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 1.75rem;
            max-width: 580px;
            line-height: 1.7;
        }
        #hero .hero-stats {
            display: flex;
            gap: 2rem;
            margin-bottom: 2rem;
            flex-wrap: wrap;
        }
        #hero .hero-stat {
            text-align: left;
        }
        #hero .hero-stat .stat-number {
            font-family: var(--font-numbers);
            font-weight: 800;
            font-size: 2rem;
            color: #FFFFFF;
            line-height: 1.1;
        }
        #hero .hero-stat .stat-label {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
        }
        #hero .hero-btns {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            #hero {
                min-height: auto;
                padding: 100px 0 70px;
            }
            #hero h1 {
                font-size: 2rem;
            }
            #hero .hero-subtitle {
                font-size: 1rem;
            }
            #hero .hero-stats {
                flex-direction: column;
                gap: 0.75rem;
            }
            #hero .hero-stat .stat-number {
                font-size: 1.6rem;
            }
            #hero .hero-btns {
                flex-direction: column;
            }
            #hero .hero-btns .btn {
                width: 100%;
            }
        }

        /* ========== BUTTONS ========== */
        .btn-primary-custom {
            background: var(--color-primary);
            color: #FFFFFF;
            border: none;
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 1rem;
            transition: background var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
            box-shadow: var(--shadow-btn);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-primary-custom:hover {
            background: var(--color-primary-dark);
            box-shadow: var(--shadow-btn-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
        }
        .btn-outline-custom {
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.8);
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 1rem;
            transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-custom:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }
        .btn-outline-dark-custom {
            background: transparent;
            color: var(--color-primary);
            border: 2px solid var(--color-primary);
            border-radius: var(--radius-btn);
            padding: 10px 24px;
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 0.95rem;
            transition: background var(--transition-base), color var(--transition-base);
            display: inline-block;
            text-align: center;
            cursor: pointer;
        }
        .btn-outline-dark-custom:hover {
            background: var(--color-bg-light);
            color: var(--color-primary-dark);
        }
        .btn-link-custom {
            color: var(--color-primary);
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 1rem;
            transition: color var(--transition-base);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            text-decoration: none;
        }
        .btn-link-custom:hover {
            color: var(--color-primary-dark);
        }
        .btn-link-custom i {
            transition: transform var(--transition-base);
        }
        .btn-link-custom:hover i {
            transform: translateX(4px);
        }

        /* ========== SECTIONS ========== */
        .section-block {
            padding: var(--section-padding) 0;
        }
        .section-block.bg-white {
            background: #FFFFFF;
        }
        .section-block.bg-light-blue {
            background: var(--color-bg-light);
        }
        @media (max-width: 768px) {
            .section-block {
                padding: var(--section-padding-mobile) 0;
            }
        }

        /* ========== METRICS CARDS ========== */
        .metric-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-card);
            padding: 2rem 1.5rem;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            height: 100%;
        }
        .metric-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .metric-card .metric-icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 1rem;
            font-size: 1.5rem;
            color: var(--color-primary);
        }
        .metric-card .metric-number {
            font-family: var(--font-numbers);
            font-weight: 800;
            font-size: 2.25rem;
            color: var(--color-accent-green);
            line-height: 1.2;
            margin-bottom: 0.4rem;
        }
        .metric-card .metric-label {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            font-weight: 500;
        }

        /* ========== SERVICE CARDS ========== */
        .service-card {
            background: var(--color-bg-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: transform var(--transition-base), box-shadow var(--transition-base);
            height: 100%;
            cursor: pointer;
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .service-card .service-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }
        .service-card .service-body {
            padding: 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .service-card .service-body h3 {
            margin-bottom: 0.5rem;
            font-size: 1.2rem;
        }
        .service-card .service-body p {
            color: var(--color-text-muted);
            font-size: 0.95rem;
            margin-bottom: 0.75rem;
            flex: 1;
        }
        .service-card .service-arrow {
            align-self: flex-end;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-size: 1.1rem;
            transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
        }
        .service-card:hover .service-arrow {
            background: var(--color-primary);
            color: #FFFFFF;
            transform: translateX(3px);
        }

        /* ========== ADVANTAGE COMPARISON ========== */
        .advantage-compare {
            display: flex;
            gap: 0;
            align-items: stretch;
            position: relative;
        }
        .advantage-compare .compare-divider {
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            border-left: 2px dashed var(--color-border);
            z-index: 0;
            transform: translateX(-50%);
        }
        .advantage-compare .compare-divider::after {
            content: '';
            position: absolute;
            bottom: -12px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 0;
            border-left: 10px solid transparent;
            border-right: 10px solid transparent;
            border-top: 14px solid var(--color-border);
        }
        .advantage-compare .compare-col {
            flex: 1;
            padding: 2rem;
            border-radius: var(--radius-card);
            position: relative;
            z-index: 1;
        }
        .advantage-compare .compare-col.left {
            background: var(--color-bg-red-light);
            margin-right: 1.5rem;
        }
        .advantage-compare .compare-col.right {
            background: var(--color-bg-green-light);
            margin-left: 1.5rem;
        }
        .advantage-compare .compare-col h3 {
            margin-bottom: 1.25rem;
            font-size: 1.3rem;
        }
        .advantage-compare .compare-col.left h3 {
            color: var(--color-text-red);
        }
        .advantage-compare .compare-col.right h3 {
            color: var(--color-accent-green);
        }
        .advantage-compare .compare-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .advantage-compare .compare-list li {
            padding: 0.6rem 0;
            border-bottom: 1px solid rgba(0, 0, 0, 0.04);
            font-size: 0.95rem;
            display: flex;
            align-items: flex-start;
            gap: 0.5rem;
            line-height: 1.6;
        }
        .advantage-compare .compare-list li:last-child {
            border-bottom: none;
        }
        .advantage-compare .compare-col.left .compare-list li {
            color: var(--color-text-red);
            text-decoration: line-through;
            text-decoration-color: rgba(185, 28, 28, 0.4);
            text-decoration-thickness: 1px;
        }
        .advantage-compare .compare-col.left .compare-list li::before {
            content: '✕';
            color: #DC2626;
            font-weight: 700;
            flex-shrink: 0;
            text-decoration: none;
            display: inline-block;
        }
        .advantage-compare .compare-col.right .compare-list li {
            color: var(--color-text-heading);
        }
        .advantage-compare .compare-col.right .compare-list li::before {
            content: '';
            display: inline-block;
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            background: var(--color-accent-green);
            border-radius: 50%;
            position: relative;
        }
        .advantage-compare .compare-col.right .compare-list li::after {
            content: '✓';
            position: absolute;
            color: #FFFFFF;
            font-weight: 700;
            font-size: 0.7rem;
            margin-left: -16px;
            margin-top: 2px;
            z-index: 2;
        }
        .advantage-compare .compare-col.right .compare-list li {
            position: relative;
        }
        @media (max-width: 768px) {
            .advantage-compare {
                flex-direction: column;
                gap: 1.5rem;
            }
            .advantage-compare .compare-divider {
                display: none;
            }
            .advantage-compare .compare-col.left {
                margin-right: 0;
            }
            .advantage-compare .compare-col.right {
                margin-left: 0;
            }
            .advantage-compare .compare-col {
                padding: 1.5rem;
            }
        }

        /* ========== FAQ ACCORDION ========== */
        .accordion-custom .accordion-item {
            border: none;
            background: var(--color-bg-card);
            border-radius: var(--radius-card) !important;
            margin-bottom: 1rem;
            box-shadow: 0 2px 8px rgba(26, 95, 122, 0.04);
            overflow: hidden;
            transition: box-shadow var(--transition-base);
        }
        .accordion-custom .accordion-item:hover {
            box-shadow: 0 4px 16px rgba(26, 95, 122, 0.08);
        }
        .accordion-custom .accordion-button {
            background: var(--color-bg-card);
            color: var(--color-text-heading);
            font-weight: 600;
            font-family: var(--font-heading);
            font-size: 1.05rem;
            padding: 1.25rem 1.5rem;
            border: none;
            box-shadow: none;
            border-radius: var(--radius-card) !important;
            transition: background var(--transition-base), color var(--transition-base);
            position: relative;
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            background: var(--color-bg-card);
            color: var(--color-primary);
            box-shadow: none;
            border-left: 4px solid var(--color-primary);
            padding-left: calc(1.5rem - 4px);
            border-radius: var(--radius-card) var(--radius-card) 0 0 !important;
        }
        .accordion-custom .accordion-button::after {
            transition: transform var(--transition-base);
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }
        .accordion-custom .accordion-body {
            padding: 1rem 1.5rem 1.5rem;
            color: var(--color-text-body);
            font-size: 0.95rem;
            line-height: 1.8;
            background: var(--color-bg-card);
            border-radius: 0 0 var(--radius-card) var(--radius-card);
        }

        /* ========== CONTACT FORM ========== */
        .contact-wrapper {
            background: var(--color-bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }
        .contact-info-side {
            background: var(--color-primary-dark);
            color: #FFFFFF;
            padding: 3rem 2.5rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
            height: 100%;
        }
        .contact-info-side h2 {
            color: #FFFFFF;
            font-size: 1.8rem;
            margin-bottom: 1rem;
        }
        .contact-info-side p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 2rem;
            line-height: 1.7;
        }
        .trust-badges {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .trust-badge {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.9);
        }
        .trust-badge i {
            font-size: 1.4rem;
            color: var(--color-accent-green);
        }
        .contact-form-side {
            padding: 3rem 2.5rem;
        }
        .contact-form-side .form-label {
            font-weight: 500;
            color: var(--color-text-heading);
            font-family: var(--font-heading);
            font-size: 0.9rem;
            margin-bottom: 0.4rem;
        }
        .contact-form-side .form-control {
            border-radius: var(--radius-input);
            border: 1px solid var(--color-border);
            background: #F8FAFC;
            padding: 0.7rem 1rem;
            font-family: var(--font-body);
            font-size: 0.95rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base);
            color: var(--color-text-heading);
        }
        .contact-form-side .form-control:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(26, 95, 122, 0.1);
            background: #FFFFFF;
        }
        .contact-form-side textarea.form-control {
            resize: vertical;
            min-height: 100px;
        }
        .contact-form-side .btn-submit {
            width: 100%;
            padding: 14px;
            font-size: 1.05rem;
            font-weight: 600;
            margin-top: 0.5rem;
        }
        .privacy-note {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            text-align: center;
            margin-top: 1rem;
        }
        .privacy-note a {
            color: var(--color-primary);
            text-decoration: underline;
        }
        @media (max-width: 768px) {
            .contact-info-side {
                padding: 2rem 1.5rem;
            }
            .contact-form-side {
                padding: 2rem 1.5rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-dark);
            color: rgba(255, 255, 255, 0.7);
            padding: 2.5rem 0;
            text-align: center;
            font-size: 0.9rem;
        }
        .site-footer .footer-brand {
            color: #FFFFFF;
            font-weight: 700;
            font-family: var(--font-heading);
            font-size: 1.1rem;
            margin-bottom: 0.5rem;
        }
        .site-footer .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            flex-wrap: wrap;
            margin-bottom: 0.75rem;
        }
        .site-footer .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            transition: color var(--transition-base);
        }
        .site-footer .footer-links a:hover {
            color: #FFFFFF;
        }
        .site-footer .footer-copy {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.8rem;
        }

        /* ========== UTILITY ========== */
        .text-accent-green {
            color: var(--color-accent-green);
        }
        .bg-light-blue {
            background: var(--color-bg-light);
        }
        .gap-24 {
            gap: 24px;
        }
        .mt-section {
            margin-top: 40px;
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(24px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-fade-in-up {
            animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1) forwards;
        }
        .animate-delay-1 {
            animation-delay: 0.1s;
            opacity: 0;
        }
        .animate-delay-2 {
            animation-delay: 0.2s;
            opacity: 0;
        }
        .animate-delay-3 {
            animation-delay: 0.3s;
            opacity: 0;
        }
        .animate-delay-4 {
            animation-delay: 0.4s;
            opacity: 0;
        }

        /* ========== RESPONSIVE OVERRIDES ========== */
        @media (max-width: 768px) {
            .metric-card .metric-number {
                font-size: 1.75rem;
            }
            .service-card .service-img {
                height: 180px;
            }
            .section-title {
                margin-bottom: 2rem;
            }
            .container {
                padding-left: 1rem;
                padding-right: 1rem;
            }
        }
        @media (max-width: 520px) {
            .metric-card {
                padding: 1.25rem 1rem;
            }
            .metric-card .metric-number {
                font-size: 1.5rem;
            }
            .service-card .service-img {
                height: 160px;
            }
        }

        /* Ensure bottom tab nav sits above everything on mobile */
        @media (max-width: 768px) {
            .bottom-tab-nav {
                z-index: 1040;
            }
            .mobile-topbar {
                z-index: 1040;
            }
        }