/* roulang page: index */
:root {
            --bg-deep: #080F1A;
            --bg-section: #0C1525;
            --bg-footer: #060C17;
            --glass-bg: rgba(255, 255, 255, 0.04);
            --glass-border: rgba(255, 255, 255, 0.08);
            --gold: #D4A853;
            --gold-dark: #B8913E;
            --green: #007A4D;
            --text-primary: #EAEDF2;
            --text-secondary: #9BA8B8;
            --text-tertiary: #6B7A8D;
            --divider: rgba(255, 255, 255, 0.06);
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 10px;
            --radius-pill: 20px;
            --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(0, 0, 0, 0.2);
            --shadow-btn: 0 4px 20px rgba(212, 168, 83, 0.35);
            --shadow-btn-hover: 0 8px 32px rgba(212, 168, 83, 0.55), 0 0 0 4px rgba(212, 168, 83, 0.12);
            --shadow-gold-glow: 0 0 24px rgba(212, 168, 83, 0.45);
            --shadow-green-glow: 0 0 12px rgba(0, 122, 77, 0.35);
            --nav-height: 64px;
            --nav-height-mobile: 56px;
            --container-max: 1280px;
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-card: 0.35s ease;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", -apple-system, "Inter", "Segoe UI", sans-serif;
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text-secondary);
            background-color: var(--bg-deep);
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            outline: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        /* ========== NAVIGATION ========== */
        #nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            background: rgba(8, 15, 26, 0.78);
            backdrop-filter: blur(18px) saturate(120%);
            -webkit-backdrop-filter: blur(18px) saturate(120%);
            border-bottom: 1px solid transparent;
            transition: background var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
        }

        #nav.scrolled {
            background: rgba(8, 15, 26, 0.92);
            border-bottom: 1px solid var(--divider);
            box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06), 0 4px 24px rgba(0, 0, 0, 0.5);
        }

        #nav .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 1.5rem;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1rem;
            color: var(--bg-deep);
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 1.75rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-secondary);
            font-size: 0.9375rem;
            font-weight: 500;
            position: relative;
            padding: 0.35rem 0;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a:hover,
        .nav-links a.active {
            color: var(--gold);
        }

        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: var(--gold);
            border-radius: 1px;
        }

        .nav-cta {
            padding: 0.5rem 1.25rem;
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            color: var(--bg-deep);
            border: none;
            box-shadow: 0 4px 16px rgba(212, 168, 83, 0.25);
            transition: all var(--transition-smooth);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .nav-cta:hover {
            transform: translateY(-1px);
            box-shadow: var(--shadow-btn-hover);
            filter: brightness(1.08);
        }

        .nav-hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 8px;
            background: transparent;
            border: none;
            z-index: 1001;
        }

        .nav-hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: rgba(255, 255, 255, 0.85);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }

        .nav-hamburger.open span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-hamburger.open span:nth-child(2) {
            opacity: 0;
        }
        .nav-hamburger.open span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        .nav-mobile-menu {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(8, 15, 26, 0.95);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2rem;
            list-style: none;
        }

        .nav-mobile-menu.open {
            display: flex;
        }

        .nav-mobile-menu a {
            font-size: 1.25rem;
            color: var(--text-primary);
            font-weight: 600;
            padding: 0.75rem 1.5rem;
            min-width: 44px;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: color var(--transition-fast);
        }

        .nav-mobile-menu a:hover {
            color: var(--gold);
        }

        .nav-mobile-menu .mobile-cta {
            margin-top: 0.5rem;
            padding: 0.75rem 2rem;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            color: var(--bg-deep);
            border: none;
            box-shadow: var(--shadow-btn);
            min-width: 44px;
            min-height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        /* ========== HERO ========== */
        #hero {
            min-height: 85vh;
            display: flex;
            align-items: center;
            position: relative;
            padding-top: var(--nav-height);
            overflow: hidden;
        }

        #hero::before {
            content: '';
            position: absolute;
            top: -15%;
            right: -10%;
            width: 600px;
            height: 600px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.1) 0%, rgba(212, 168, 83, 0.03) 35%, transparent 70%);
            pointer-events: none;
        }

        #hero .container {
            display: flex;
            align-items: center;
            gap: 3rem;
            width: 100%;
        }

        .hero-text {
            flex: 0 0 52%;
            position: relative;
            z-index: 2;
        }

        .hero-text h1 {
            font-size: clamp(2rem, 4.5vw, 3.6rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.15;
            color: var(--text-primary);
            margin-bottom: 1.25rem;
        }

        .hero-text h1 .gold-highlight {
            color: var(--gold);
        }

        .hero-text .hero-subtitle {
            font-size: 1.125rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 2rem;
            max-width: 440px;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.8rem 2rem;
            font-size: 1.0625rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            color: var(--bg-deep);
            border: none;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            filter: brightness(1.08);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.75rem 1.75rem;
            font-size: 1rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            border-radius: var(--radius-md);
            background: transparent;
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: rgba(255, 255, 255, 0.5);
            background: rgba(255, 255, 255, 0.06);
            box-shadow: 0 0 16px rgba(255, 255, 255, 0.08);
        }

        .hero-image {
            flex: 0 0 46%;
            position: relative;
            z-index: 2;
        }

        .hero-image .img-wrapper {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background: linear-gradient(160deg, rgba(8, 15, 26, 0.4) 0%, rgba(212, 168, 83, 0.08) 100%);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-image .img-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-lg);
        }

        /* ========== SECTIONS ========== */
        section {
            padding: 7rem 0;
        }

        section:nth-of-type(even) {
            background-color: var(--bg-section);
        }

        section:nth-of-type(odd) {
            background-color: var(--bg-deep);
        }

        .section-header {
            text-align: center;
            margin-bottom: 3.5rem;
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 3.2vw, 2.5rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .section-header .section-line {
            width: 60px;
            height: 3px;
            background: var(--gold);
            border-radius: 2px;
            margin: 0 auto;
            opacity: 0.7;
        }

        /* ========== GLASS CARD ========== */
        .glass-card {
            background: var(--glass-bg);
            backdrop-filter: blur(18px) saturate(120%);
            -webkit-backdrop-filter: blur(18px) saturate(120%);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-lg);
            padding: 1.75rem;
            transition: all var(--transition-card);
        }

        .glass-card:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(255, 255, 255, 0.15);
            box-shadow: var(--shadow-card);
            transform: translateY(-4px);
        }

        /* ========== FEATURES ========== */
        #features .features-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 1.5rem;
        }

        #features .features-grid .feature-card:nth-child(1),
        #features .features-grid .feature-card:nth-child(2) {
            grid-column: span 3;
        }

        #features .features-grid .feature-card:nth-child(3),
        #features .features-grid .feature-card:nth-child(4),
        #features .features-grid .feature-card:nth-child(5) {
            grid-column: span 2;
        }

        .feature-card .feature-icon {
            width: 46px;
            height: 46px;
            border-radius: var(--radius-md);
            background: rgba(0, 122, 77, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            font-size: 1.4rem;
            flex-shrink: 0;
        }

        .feature-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .feature-card p {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ========== SCENARIOS ========== */
        #scenarios .scenarios-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
        }

        .scenario-card .scenario-img {
            aspect-ratio: 16 / 9;
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 1.25rem;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .scenario-card .scenario-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .scenario-card h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.4rem;
        }

        .scenario-card p {
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.55;
        }

        /* ========== CASES ========== */
        #cases .stats-row {
            display: flex;
            justify-content: center;
            gap: 3rem;
            flex-wrap: wrap;
            margin-bottom: 3rem;
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-size: clamp(2.2rem, 4vw, 3.2rem);
            font-weight: 800;
            color: var(--gold);
            line-height: 1.1;
            letter-spacing: -0.01em;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--text-tertiary);
            margin-top: 0.3rem;
            letter-spacing: 0.03em;
        }

        #cases .cases-cards {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.75rem;
            max-width: 900px;
            margin: 0 auto;
        }

        .case-card {
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
        }

        .case-card .case-img {
            width: 100px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid rgba(255, 255, 255, 0.06);
        }

        .case-card .case-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .case-card .case-content h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.3rem;
        }

        .case-card .case-content p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ========== PRICING ========== */
        #pricing .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.75rem;
            align-items: stretch;
        }

        .pricing-card {
            display: flex;
            flex-direction: column;
        }

        .pricing-card.recommended {
            box-shadow: 0 0 24px rgba(212, 168, 83, 0.18), inset 0 0 0 1px rgba(212, 168, 83, 0.25);
            transform: scale(1.03);
            position: relative;
            border-color: rgba(212, 168, 83, 0.3);
        }

        .pricing-card.recommended:hover {
            transform: scale(1.03) translateY(-4px);
        }

        .pricing-card .pricing-badge {
            display: inline-block;
            padding: 0.25rem 0.85rem;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: var(--radius-pill);
            background: rgba(212, 168, 83, 0.15);
            color: var(--gold);
            margin-bottom: 1rem;
            align-self: flex-start;
        }

        .pricing-card h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
        }

        .pricing-card .price {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--gold);
            line-height: 1;
            margin-bottom: 0.25rem;
        }

        .pricing-card .price-unit {
            font-size: 0.9rem;
            color: var(--text-tertiary);
            margin-bottom: 1.5rem;
        }

        .pricing-card .pricing-features {
            list-style: none;
            margin-bottom: 1.75rem;
            flex-grow: 1;
        }

        .pricing-card .pricing-features li {
            padding: 0.45rem 0;
            font-size: 0.9375rem;
            color: var(--text-secondary);
            display: flex;
            align-items: flex-start;
            gap: 0.55rem;
            line-height: 1.45;
        }

        .pricing-card .pricing-features li .check-icon {
            color: var(--green);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 0.9rem;
            margin-top: 2px;
        }

        .pricing-card .btn-full {
            width: 100%;
            text-align: center;
            padding: 0.75rem 1.5rem;
            font-size: 0.9375rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            border-radius: var(--radius-md);
            transition: all var(--transition-smooth);
        }

        .pricing-card .btn-full.btn-primary {
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            color: var(--bg-deep);
            border: none;
            box-shadow: var(--shadow-btn);
        }

        .pricing-card .btn-full.btn-secondary {
            background: transparent;
            color: rgba(255, 255, 255, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.25);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
        }

        .pricing-card .btn-full.btn-secondary:hover {
            border-color: rgba(255, 255, 255, 0.5);
            background: rgba(255, 255, 255, 0.06);
            box-shadow: 0 0 16px rgba(255, 255, 255, 0.08);
        }

        .pricing-card .btn-full.btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            filter: brightness(1.08);
        }

        /* ========== FAQ ========== */
        #faq .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--divider);
            cursor: pointer;
            transition: all var(--transition-smooth);
        }

        .faq-item .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1.15rem 0.5rem;
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            user-select: none;
            gap: 1rem;
            min-height: 44px;
        }

        .faq-item .faq-icon {
            width: 28px;
            height: 28px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
            transition: all var(--transition-smooth);
            font-size: 1.1rem;
            color: var(--text-tertiary);
        }

        .faq-item.open .faq-question {
            color: var(--gold);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: rgba(212, 168, 83, 0.15);
            color: var(--gold);
        }

        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 1.15rem;
        }

        .faq-item .faq-answer p {
            padding: 0 0.5rem;
            font-size: 0.9375rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ========== CTA BANNER ========== */
        #cta {
            position: relative;
            background: var(--bg-section);
            text-align: center;
            overflow: hidden;
        }

        #cta::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.12) 0%, rgba(212, 168, 83, 0.02) 45%, transparent 70%);
            pointer-events: none;
        }

        #cta .container {
            position: relative;
            z-index: 2;
        }

        #cta h2 {
            font-size: clamp(1.6rem, 3vw, 2.3rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.75rem;
            letter-spacing: -0.01em;
        }

        #cta .cta-subtitle {
            font-size: 1.05rem;
            color: var(--text-secondary);
            margin-bottom: 2rem;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        #cta .btn-primary-lg {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.95rem 2.6rem;
            font-size: 1.0625rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            color: var(--bg-deep);
            border: none;
            box-shadow: var(--shadow-btn);
            transition: all var(--transition-smooth);
        }

        #cta .btn-primary-lg:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-btn-hover);
            filter: brightness(1.08);
        }

        #cta .cta-line {
            width: 120px;
            height: 2px;
            background: var(--gold);
            opacity: 0.2;
            border-radius: 1px;
            margin: 1.5rem auto 0;
        }

        /* ========== FOOTER ========== */
        #footer {
            background: var(--bg-footer);
            border-top: 1px solid var(--divider);
            padding: 4rem 0 2rem;
        }

        #footer .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        #footer .footer-col h5 {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--text-tertiary);
            text-transform: uppercase;
            margin-bottom: 1.25rem;
        }

        #footer .footer-col p {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        #footer .footer-col ul {
            list-style: none;
        }

        #footer .footer-col ul li {
            margin-bottom: 0.6rem;
        }

        #footer .footer-col ul li a {
            font-size: 0.875rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        #footer .footer-col ul li a:hover {
            color: var(--gold);
        }

        #footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        #footer .footer-logo .logo-icon-sm {
            width: 26px;
            height: 26px;
            border-radius: 6px;
            background: linear-gradient(135deg, var(--gold) 0%, var(--gold-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.75rem;
            color: var(--bg-deep);
            flex-shrink: 0;
        }

        #footer .footer-bottom {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--divider);
            font-size: 0.75rem;
            color: var(--text-tertiary);
            line-height: 1.6;
        }

        #footer .footer-social {
            display: flex;
            gap: 0.75rem;
            margin-top: 1rem;
        }

        #footer .footer-social .social-dot {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            cursor: pointer;
            font-size: 0.8rem;
            color: var(--text-tertiary);
        }

        #footer .footer-social .social-dot:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.25);
            color: var(--gold);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            #hero .container {
                flex-direction: column;
                text-align: center;
                gap: 2.5rem;
            }
            .hero-text {
                flex: 0 0 auto;
            }
            .hero-text .hero-subtitle {
                margin-left: auto;
                margin-right: auto;
                max-width: 500px;
            }
            .hero-buttons {
                justify-content: center;
            }
            .hero-image {
                flex: 0 0 auto;
                max-width: 500px;
                width: 100%;
            }
            .hero-image .img-wrapper {
                aspect-ratio: 16 / 9;
            }
            #features .features-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.25rem;
            }
            #features .features-grid .feature-card:nth-child(1),
            #features .features-grid .feature-card:nth-child(2),
            #features .features-grid .feature-card:nth-child(3),
            #features .features-grid .feature-card:nth-child(4),
            #features .features-grid .feature-card:nth-child(5) {
                grid-column: span 1;
            }
            #scenarios .scenarios-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.25rem;
            }
            #scenarios .scenarios-grid .scenario-card:last-child {
                grid-column: span 2;
                max-width: 400px;
                justify-self: center;
            }
            #pricing .pricing-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.25rem;
            }
            #pricing .pricing-grid .pricing-card:last-child {
                grid-column: span 2;
                max-width: 400px;
                justify-self: center;
            }
            .pricing-card.recommended {
                transform: scale(1);
            }
            .pricing-card.recommended:hover {
                transform: translateY(-4px);
            }
            #footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            #cases .cases-cards {
                grid-template-columns: 1fr;
                max-width: 500px;
            }
            .stats-row {
                gap: 2rem;
            }
        }

        @media (max-width: 768px) {
            #nav .nav-links,
            #nav .nav-cta {
                display: none;
            }
            .nav-hamburger {
                display: flex;
            }
            #nav {
                height: var(--nav-height-mobile);
            }
            #hero {
                min-height: 70vh;
                padding-top: var(--nav-height-mobile);
            }
            section {
                padding: 4rem 0;
            }
            .hero-text h1 {
                font-size: 1.9rem;
            }
            .hero-text .hero-subtitle {
                font-size: 1rem;
            }
            .hero-buttons {
                flex-direction: column;
                align-items: center;
                gap: 0.75rem;
            }
            .hero-buttons .btn-primary,
            .hero-buttons .btn-secondary {
                width: 100%;
                max-width: 280px;
                text-align: center;
                justify-content: center;
            }
            #features .features-grid {
                grid-template-columns: 1fr;
            }
            #features .features-grid .feature-card {
                grid-column: span 1 !important;
            }
            #scenarios .scenarios-grid {
                grid-template-columns: 1fr;
            }
            #scenarios .scenarios-grid .scenario-card:last-child {
                grid-column: span 1;
                max-width: none;
                justify-self: auto;
            }
            #pricing .pricing-grid {
                grid-template-columns: 1fr;
            }
            #pricing .pricing-grid .pricing-card:last-child {
                grid-column: span 1;
                max-width: none;
                justify-self: auto;
            }
            .pricing-card.recommended {
                transform: scale(1);
                box-shadow: 0 0 20px rgba(212, 168, 83, 0.2), inset 0 0 0 1px rgba(212, 168, 83, 0.3);
            }
            .pricing-card.recommended:hover {
                transform: translateY(-4px);
            }
            .stats-row {
                display: grid;
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
            #cases .cases-cards {
                grid-template-columns: 1fr;
            }
            .case-card {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
            .case-card .case-img {
                width: 100%;
                height: 140px;
            }
            #footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            #footer .footer-col {
                text-align: center;
            }
            #footer .footer-social {
                justify-content: center;
            }
            .container {
                padding: 0 1rem;
            }
            #nav .nav-inner {
                padding: 0 1rem;
            }
        }

        @media (max-width: 520px) {
            .hero-text h1 {
                font-size: 1.6rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.9rem;
            }
            .btn-primary,
            .btn-secondary {
                font-size: 0.9rem;
                padding: 0.65rem 1.25rem;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
            .stat-number {
                font-size: 1.8rem;
            }
        }