/* roulang page: index */
:root {
            --color-primary: #0B4D3C;
            --color-primary-deep: #083829;
            --color-primary-dark: #0A3F30;
            --color-accent-gold: #C8963E;
            --color-accent-gold-light: #E8B95B;
            --color-cta: #E8553D;
            --color-cta-hover: #d14433;
            --color-bg-warm: #FAF7F2;
            --color-bg-light: #F5F0E9;
            --color-bg-mint: #EAF5F0;
            --color-text: #1C1C1C;
            --color-text-secondary: #5C5C5C;
            --color-text-muted: #8C8C8C;
            --color-white: #FFFFFF;
            --color-border: #E8E1D6;
            --color-gold-tag-bg: #FDF6E8;
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --radius-btn: 50px;
            --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
            --shadow-card-hover: 0 12px 32px rgba(0, 0, 0, 0.10);
            --shadow-nav: 0 2px 20px rgba(0, 0, 0, 0.08);
            --font-display: "DIN Alternate", "Roboto", "SF Mono", monospace;
            --font-body: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans SC", sans-serif;
            --max-width: 1200px;
            --section-pad-pc: 100px;
            --section-pad-mobile: 64px;
            --transition-fast: 200ms ease;
            --transition-smooth: 300ms ease;
            --transition-card: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 80px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg-warm);
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-accent-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 3px solid var(--color-accent-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }
        ul {
            list-style: none;
        }

        /* Container */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 20px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ========== NAVIGATION ========== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-smooth);
            height: 68px;
            display: flex;
            align-items: center;
        }
        .site-nav.scrolled {
            box-shadow: var(--shadow-nav);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 28px;
            height: 100%;
        }
        @media (max-width: 768px) {
            .nav-inner {
                padding: 0 20px;
            }
        }
        @media (max-width: 480px) {
            .nav-inner {
                padding: 0 16px;
            }
            .site-nav {
                height: 60px;
            }
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.5px;
            white-space: nowrap;
            z-index: 1002;
        }
        .nav-brand .brand-icon {
            width: 36px;
            height: 36px;
            background: var(--color-primary);
            border-radius: var(--radius-xs);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-accent-gold);
            font-size: 17px;
            flex-shrink: 0;
        }
        .nav-brand span {
            color: var(--color-accent-gold);
        }
        @media (max-width: 480px) {
            .nav-brand {
                font-size: 18px;
            }
            .nav-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text-secondary);
            letter-spacing: 0.3px;
        }
        .nav-links a {
            position: relative;
            padding: 6px 0;
            transition: color var(--transition-fast);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent-gold);
            border-radius: 1px;
            transition: width var(--transition-smooth);
        }
        .nav-links a:hover,
        .nav-links a.active {
            color: var(--color-accent-gold);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after {
            width: 100%;
        }

        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            background: var(--color-cta);
            color: var(--color-white);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            white-space: nowrap;
            min-height: 44px;
            min-width: 44px;
            z-index: 1002;
            box-shadow: 0 4px 14px rgba(232, 85, 61, 0.3);
        }
        .nav-cta-btn:hover {
            background: var(--color-cta-hover);
            color: var(--color-white);
            box-shadow: 0 6px 20px rgba(232, 85, 61, 0.45);
            transform: translateY(-1px);
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
        }
        @media (min-width: 769px) {
            .nav-cta-btn.mobile-only {
                display: none;
            }
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            z-index: 1002;
            background: none;
            border: none;
            padding: 8px;
            min-width: 44px;
            min-height: 44px;
            align-items: center;
            justify-content: center;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-smooth);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7.5px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7.5px) rotate(-45deg);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
        }

        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: var(--color-primary-deep);
            z-index: 1001;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 32px;
            opacity: 0;
            pointer-events: none;
            transition: opacity var(--transition-smooth);
        }
        .mobile-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-overlay a {
            color: var(--color-white);
            font-size: 20px;
            font-weight: 600;
            letter-spacing: 0.5px;
            transition: color var(--transition-fast);
            padding: 8px 20px;
        }
        .mobile-overlay a:hover {
            color: var(--color-accent-gold-light);
        }
        .mobile-overlay .mobile-cta {
            margin-top: 16px;
            padding: 14px 32px;
            background: var(--color-cta);
            color: var(--color-white);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
        }

        /* ========== HERO ========== */
        .hero-section {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            background:
                linear-gradient(135deg, rgba(8, 56, 41, 0.92) 0%, rgba(11, 77, 60, 0.88) 40%, rgba(10, 63, 48, 0.93) 100%),
                url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            clip-path: polygon(0 0, 100% 0, 100% 91%, 0 100%);
            padding-top: 68px;
            overflow: hidden;
        }
        @media (max-width: 480px) {
            .hero-section {
                min-height: 85vh;
                clip-path: polygon(0 0, 100% 0, 100% 93%, 0 100%);
                padding-top: 60px;
            }
        }
        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(circle at 20% 50%, rgba(200, 150, 62, 0.06) 0%, transparent 50%),
                radial-gradient(circle at 75% 30%, rgba(232, 185, 91, 0.05) 0%, transparent 40%);
            pointer-events: none;
            z-index: 0;
        }
        .hero-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 48px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 60px 28px 100px;
            width: 100%;
        }
        @media (max-width: 1024px) {
            .hero-inner {
                flex-direction: column;
                text-align: center;
                gap: 32px;
                padding: 40px 20px 90px;
            }
        }
        @media (max-width: 480px) {
            .hero-inner {
                padding: 32px 16px 70px;
            }
        }
        .hero-content {
            flex: 1;
            max-width: 620px;
        }
        @media (max-width: 1024px) {
            .hero-content {
                max-width: 100%;
                text-align: center;
            }
        }
        .hero-content h1 {
            font-size: 48px;
            font-weight: 700;
            line-height: 1.2;
            color: var(--color-white);
            margin-bottom: 20px;
            letter-spacing: -0.3px;
        }
        @media (max-width: 768px) {
            .hero-content h1 {
                font-size: 34px;
            }
        }
        @media (max-width: 480px) {
            .hero-content h1 {
                font-size: 28px;
            }
        }
        .hero-content .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 32px;
            max-width: 500px;
        }
        @media (max-width: 1024px) {
            .hero-content .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
        }
        @media (max-width: 480px) {
            .hero-content .hero-subtitle {
                font-size: 15px;
            }
        }
        .hero-cta-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 16px 36px;
            background: linear-gradient(135deg, #C8963E 0%, #E8B95B 100%);
            color: var(--color-white);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 16px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            min-height: 52px;
            min-width: 44px;
            box-shadow: 0 6px 28px rgba(200, 150, 62, 0.35);
            position: relative;
            overflow: hidden;
        }
        .hero-cta-btn:hover {
            box-shadow: 0 0 32px rgba(200, 150, 62, 0.55);
            transform: scale(1.03);
            color: var(--color-white);
        }
        .hero-cta-btn:active {
            transform: scale(0.97);
        }
        @media (max-width: 480px) {
            .hero-cta-btn {
                padding: 14px 28px;
                font-size: 15px;
                min-height: 48px;
                width: 100%;
            }
        }
        .hero-visual {
            flex: 1;
            max-width: 480px;
            flex-shrink: 0;
        }
        @media (max-width: 1024px) {
            .hero-visual {
                max-width: 360px;
                flex-shrink: 1;
            }
        }
        .hero-visual img {
            width: 100%;
            border-radius: var(--radius-xl);
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.25);
            border: 3px solid rgba(255, 255, 255, 0.12);
            object-fit: cover;
            aspect-ratio: 16/10;
            background: #1a3a2e;
        }

        /* ========== SECTIONS GENERAL ========== */
        .section {
            padding: var(--section-pad-pc) 0;
        }
        @media (max-width: 768px) {
            .section {
                padding: var(--section-pad-mobile) 0;
            }
        }
        .section-header {
            text-align: center;
            margin-bottom: 56px;
        }
        @media (max-width: 768px) {
            .section-header {
                margin-bottom: 36px;
            }
        }
        .section-header h2 {
            font-size: 34px;
            font-weight: 600;
            line-height: 1.3;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: -0.2px;
        }
        @media (max-width: 768px) {
            .section-header h2 {
                font-size: 28px;
            }
        }
        @media (max-width: 480px) {
            .section-header h2 {
                font-size: 24px;
            }
        }
        .section-header .section-subtitle {
            font-size: 16px;
            color: var(--color-text-secondary);
            max-width: 560px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ========== PAIN POINTS (痛点) ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .pain-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .pain-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border-left: 5px solid var(--color-primary);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            display: flex;
            gap: 16px;
            align-items: flex-start;
            position: relative;
            overflow: hidden;
        }
        .pain-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .pain-card.large {
            grid-row: span 2;
            border-left-color: var(--color-cta);
            flex-direction: column;
            padding: 32px 28px;
        }
        .pain-card.large .pain-card-visual {
            width: 100%;
            border-radius: var(--radius-md);
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #e8e1d6;
            margin-bottom: 8px;
        }
        .pain-card.large .pain-card-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .pain-card .pain-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--color-bg-mint);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-primary);
            font-size: 20px;
        }
        .pain-card.large .pain-icon {
            width: 52px;
            height: 52px;
            font-size: 22px;
            background: #FEF0ED;
            color: var(--color-cta);
        }
        .pain-card .pain-info h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            line-height: 1.3;
        }
        .pain-card .pain-info p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }
        @media (max-width: 480px) {
            .pain-card {
                padding: 20px 16px;
            }
            .pain-card.large {
                padding: 24px 18px;
            }
            .pain-card .pain-info h3 {
                font-size: 16px;
            }
        }

        /* ========== SOLUTION ========== */
        .solution-section {
            background-color: var(--color-bg-light);
        }
        .solution-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .solution-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (max-width: 480px) {
            .solution-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
        }
        .solution-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-card);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .solution-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-6px);
        }
        .solution-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--color-accent-gold) 0%, var(--color-accent-gold-light) 100%);
            opacity: 0;
            transition: opacity var(--transition-smooth);
            border-radius: 0 0 var(--radius-lg) var(--radius-lg);
        }
        .solution-card:hover::after {
            opacity: 1;
        }
        .solution-card-img {
            width: 100%;
            aspect-ratio: 16/10;
            overflow: hidden;
            background: #e8e1d6;
            position: relative;
        }
        .solution-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }
        .solution-card:hover .solution-card-img img {
            transform: scale(1.04);
        }
        .solution-card-body {
            padding: 24px 20px 28px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .solution-card-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-white);
            font-size: 18px;
            flex-shrink: 0;
            margin-top: -38px;
            position: relative;
            z-index: 2;
            box-shadow: 0 4px 14px rgba(200, 150, 62, 0.3);
        }
        .solution-card-body h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
        }
        .solution-card-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
        }
        .solution-card-body .card-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent-gold);
            opacity: 0;
            transform: translateY(6px);
            transition: all var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .solution-card:hover .card-link {
            opacity: 1;
            transform: translateY(0);
        }
        @media (max-width: 480px) {
            .solution-card-body {
                padding: 18px 14px 22px;
            }
            .solution-card-body h3 {
                font-size: 17px;
            }
        }

        /* ========== RESULTS / DATA BADGES ========== */
        .results-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            justify-content: center;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .results-badges {
                display: grid;
                grid-template-columns: repeat(3, 1fr);
                gap: 14px;
            }
        }
        @media (max-width: 480px) {
            .results-badges {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
        }
        .badge-item {
            background: var(--color-bg-mint);
            border-radius: var(--radius-sm);
            padding: 22px 26px;
            text-align: center;
            min-width: 140px;
            flex: 0 1 auto;
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
        }
        .badge-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(11, 77, 60, 0.12);
        }
        .badge-item.countdown-badge {
            background: linear-gradient(135deg, #C8963E 0%, #E8B95B 100%);
            color: var(--color-white);
            border-radius: var(--radius-md);
            padding: 24px 30px;
            min-width: 170px;
            box-shadow: 0 6px 24px rgba(200, 150, 62, 0.3);
        }
        .badge-item.countdown-badge .badge-number {
            color: var(--color-white);
            font-size: 38px;
        }
        .badge-item.countdown-badge .badge-label {
            color: rgba(255, 255, 255, 0.9);
        }
        .badge-number {
            font-family: var(--font-display);
            font-size: 36px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            letter-spacing: -0.5px;
        }
        .badge-label {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.4;
            letter-spacing: 0.2px;
        }
        .badge-icon {
            font-size: 16px;
            color: var(--color-accent-gold);
            margin-bottom: 2px;
        }
        @media (max-width: 480px) {
            .badge-item {
                padding: 16px 12px;
                min-width: auto;
            }
            .badge-number {
                font-size: 26px;
            }
            .badge-item.countdown-badge {
                padding: 18px 16px;
                min-width: auto;
            }
            .badge-item.countdown-badge .badge-number {
                font-size: 28px;
            }
        }

        /* ========== TESTIMONIALS ========== */
        .testimonials-wrapper {
            display: flex;
            gap: 24px;
            justify-content: center;
            align-items: flex-start;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
        }
        @media (max-width: 768px) {
            .testimonials-wrapper {
                flex-direction: column;
                align-items: stretch;
                gap: 16px;
            }
        }
        .testimonial-card {
            background: var(--color-white);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            flex: 1;
            min-width: 280px;
            max-width: 360px;
            transition: all var(--transition-card);
            position: relative;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .testimonial-card.featured {
            transform: translateY(-20px);
            box-shadow: 0 10px 36px rgba(0, 0, 0, 0.12);
            border: 2px solid rgba(200, 150, 62, 0.2);
        }
        @media (max-width: 768px) {
            .testimonial-card.featured {
                transform: none;
            }
            .testimonial-card {
                max-width: 100%;
                min-width: auto;
            }
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-5px);
        }
        .testimonial-card.featured:hover {
            transform: translateY(-24px);
        }
        @media (max-width: 768px) {
            .testimonial-card.featured:hover {
                transform: translateY(-5px);
            }
        }
        .testimonial-stars {
            color: var(--color-accent-gold);
            font-size: 14px;
            letter-spacing: 2px;
        }
        .testimonial-quote {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            position: relative;
            padding-left: 20px;
            font-style: normal;
        }
        .testimonial-quote::before {
            content: '\201C';
            position: absolute;
            left: 0;
            top: -4px;
            font-size: 42px;
            color: rgba(200, 150, 62, 0.3);
            line-height: 1;
            font-family: Georgia, serif;
            pointer-events: none;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-top: auto;
        }
        .testimonial-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: #e8e1d6;
            flex-shrink: 0;
            overflow: hidden;
        }
        .testimonial-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .testimonial-author-info h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.3;
        }
        .testimonial-author-info span {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            background: var(--color-white);
            overflow: hidden;
            transition: all var(--transition-smooth);
        }
        .faq-item.open {
            background: #F9F6F0;
            border-color: #d5cdbd;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--color-text);
            gap: 12px;
            user-select: none;
            transition: color var(--transition-fast);
            min-height: 52px;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-toggle-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--color-accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-white);
            font-size: 14px;
            transition: transform var(--transition-smooth);
        }
        .faq-item.open .faq-toggle-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 320px;
        }
        .faq-answer-inner {
            padding: 0 20px 18px;
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }
        @media (max-width: 480px) {
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer-inner {
                padding: 0 16px 14px;
                font-size: 13px;
            }
        }

        /* ========== CTA SECTION ========== */
        .cta-section {
            position: relative;
            background:
                linear-gradient(135deg, rgba(8, 56, 41, 0.93) 0%, rgba(11, 77, 60, 0.9) 40%, rgba(10, 63, 48, 0.94) 100%),
                url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            clip-path: polygon(0 9%, 100% 0, 100% 100%, 0 100%);
            padding: 120px 0 100px;
            text-align: center;
            margin-top: -1px;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 90px 0 70px;
                clip-path: polygon(0 6%, 100% 0, 100% 100%, 0 100%);
            }
        }
        @media (max-width: 480px) {
            .cta-section {
                padding: 70px 0 56px;
                clip-path: polygon(0 5%, 100% 0, 100% 100%, 0 100%);
            }
        }
        .cta-section .cta-inner {
            max-width: 640px;
            margin: 0 auto;
        }
        .cta-section h2 {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-white);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }
        @media (max-width: 768px) {
            .cta-section h2 {
                font-size: 28px;
            }
        }
        @media (max-width: 480px) {
            .cta-section h2 {
                font-size: 24px;
            }
        }
        .cta-section .cta-subtitle {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.8);
            margin-bottom: 32px;
            line-height: 1.6;
        }
        @media (max-width: 480px) {
            .cta-section .cta-subtitle {
                font-size: 15px;
            }
        }
        .cta-main-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 18px 42px;
            background: linear-gradient(135deg, #C8963E 0%, #E8B95B 100%);
            color: var(--color-white);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 17px;
            letter-spacing: 0.5px;
            transition: all var(--transition-smooth);
            min-height: 56px;
            min-width: 44px;
            box-shadow: 0 8px 32px rgba(200, 150, 62, 0.4);
            position: relative;
            overflow: hidden;
        }
        .cta-main-btn:hover {
            box-shadow: 0 0 40px rgba(200, 150, 62, 0.6);
            transform: scale(1.04);
            color: var(--color-white);
        }
        .cta-main-btn:active {
            transform: scale(0.96);
        }
        @media (max-width: 480px) {
            .cta-main-btn {
                width: 100%;
                padding: 16px 28px;
                font-size: 16px;
                min-height: 50px;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary-deep);
            color: rgba(255, 255, 255, 0.75);
            padding: 36px 0;
            border-top: 1px solid rgba(200, 150, 62, 0.25);
        }
        .footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                text-align: center;
                gap: 12px;
            }
        }
        .footer-brand {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-white);
            letter-spacing: 0.5px;
        }
        .footer-brand span {
            color: var(--color-accent-gold-light);
        }
        .footer-links {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 13px;
            justify-content: center;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--color-accent-gold-light);
        }
        .footer-copy {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
            width: 100%;
        }
        @media (max-width: 480px) {
            .site-footer {
                padding: 24px 0;
            }
            .footer-brand {
                font-size: 16px;
            }
        }

        /* ========== ANIMATIONS ========== */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(28px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        .animate-on-scroll {
            opacity: 0;
            transform: translateY(28px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .animate-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== UTILITY ========== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        @media (min-width: 769px) {
            .mobile-only {
                display: none !important;
            }
        }
        @media (max-width: 768px) {
            .desktop-only {
                display: none !important;
            }
        }