/* roulang page: index */
:root {
            --color-primary: #3A2C1E;
            --color-primary-hover: #2A1D10;
            --color-primary-light: #5C4A3A;
            --color-sand: #C4A882;
            --color-sand-light: #D9C9B0;
            --color-warm-stone: #8B7D6B;
            --color-moss: #5E6B4A;
            --color-moss-light: #7A8A62;
            --bg-page: #F9F5EC;
            --bg-card: #FFFDF8;
            --bg-card-glass: rgba(255, 253, 248, 0.85);
            --bg-overlay: rgba(58, 44, 30, 0.5);
            --bg-overlay-light: rgba(58, 44, 30, 0.35);
            --text-primary: #2B2B2B;
            --text-secondary: #6B5E51;
            --text-tertiary: #8B7D6B;
            --text-light: #C4A882;
            --text-on-dark: #F5F0E8;
            --border-color: #E3D9C8;
            --border-light: #EBE3D4;
            --border-focus: #3A2C1E;
            --radius-xs: 4px;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.05);
            --shadow-card-hover: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-elevated: 0 12px 40px rgba(0, 0, 0, 0.12);
            --shadow-button: 0 2px 8px rgba(58, 44, 30, 0.15);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.3s ease;
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', 'Noto Sans SC', sans-serif;
            --font-serif: 'Source Han Serif SC', 'Noto Serif SC', 'STSong', 'SimSun', serif;
            --nav-height: 72px;
            --bottom-tab-height: 56px;
            --section-gap: 100px;
            --section-gap-mobile: 64px;
            --container-max: 1200px;
            --container-narrow: 800px;
            --line-height-body: 1.85;
            --line-height-heading: 1.35;
            --paragraph-gap: 1.6em;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            font-size: 16px;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-page);
            color: var(--text-primary);
            line-height: var(--line-height-body);
            min-height: 100vh;
            background-image:
                radial-gradient(ellipse at 20% 10%, rgba(196, 168, 130, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 80% 30%, rgba(94, 107, 74, 0.06) 0%, transparent 55%),
                radial-gradient(ellipse at 50% 70%, rgba(139, 125, 107, 0.05) 0%, transparent 50%);
            background-attachment: fixed;
            padding-bottom: 0;
        }

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

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            transition: all var(--transition-fast);
        }
        button:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: var(--line-height-heading);
            color: var(--text-primary);
            font-weight: 600;
        }
        h1 {
            font-size: 2.75rem;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 600;
            letter-spacing: 0.01em;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 500;
        }

        p {
            margin-bottom: var(--paragraph-gap);
        }
        p:last-child {
            margin-bottom: 0;
        }

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }
        .container--narrow {
            max-width: var(--container-narrow);
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(249, 245, 236, 0.78);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(227, 217, 200, 0.6);
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            background: rgba(249, 245, 236, 0.92);
            border-bottom-color: rgba(227, 217, 200, 0.85);
            box-shadow: 0 1px 16px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            white-space: nowrap;
            text-decoration: none;
            flex-shrink: 0;
        }
        .header-logo:hover {
            color: var(--color-primary-hover);
        }
        .logo-icon {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .header-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .header-nav a:hover {
            color: var(--color-primary);
            background: rgba(196, 168, 130, 0.12);
        }
        .header-nav a.active {
            color: var(--color-primary);
            background: rgba(196, 168, 130, 0.18);
            font-weight: 600;
        }
        .header-cta {
            flex-shrink: 0;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 11px 24px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            letter-spacing: 0.03em;
            transition: all var(--transition-fast);
            white-space: nowrap;
            gap: 8px;
            text-decoration: none;
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #F5F0E8;
            border-color: var(--color-primary);
            box-shadow: var(--shadow-button);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            color: #F5F0E8;
            box-shadow: 0 4px 16px rgba(58, 44, 30, 0.25);
            transform: translateY(-1px);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-button);
        }
        .btn-outline {
            background: transparent;
            color: var(--color-primary);
            border-color: var(--color-primary);
        }
        .btn-outline:hover {
            background: rgba(58, 44, 30, 0.06);
            color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        .btn-lg {
            padding: 14px 32px;
            font-size: 1.05rem;
            border-radius: var(--radius-md);
        }
        .btn-sm {
            padding: 7px 16px;
            font-size: 0.85rem;
            border-radius: 6px;
        }
        .btn-block {
            width: 100%;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
            width: 40px;
            height: 32px;
            justify-content: center;
            align-items: center;
        }
        .hamburger span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile Nav Drawer */
        .mobile-nav-drawer {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(249, 245, 236, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            z-index: 999;
            flex-direction: column;
            padding: 28px;
            gap: 8px;
            overflow-y: auto;
            transform: translateX(100%);
            transition: transform var(--transition-slow);
        }
        .mobile-nav-drawer.open {
            transform: translateX(0);
        }
        .mobile-nav-drawer a {
            display: block;
            padding: 14px 20px;
            font-size: 1.1rem;
            font-weight: 500;
            color: var(--text-primary);
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }
        .mobile-nav-drawer a:hover,
        .mobile-nav-drawer a.active {
            background: rgba(196, 168, 130, 0.18);
            color: var(--color-primary);
        }
        .mobile-nav-drawer .mobile-cta {
            margin-top: 16px;
        }
        .mobile-nav-drawer .btn {
            width: 100%;
            justify-content: center;
        }

        /* ========== BOTTOM TAB NAV (Mobile) ========== */
        .bottom-tab-nav {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--bottom-tab-height);
            background: rgba(255, 253, 248, 0.94);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-top: 1px solid var(--border-color);
            justify-content: space-around;
            align-items: center;
            padding: 0 4px;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        .bottom-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 3px;
            flex: 1;
            padding: 6px 4px;
            color: var(--warm-stone);
            font-size: 0.7rem;
            font-weight: 500;
            text-decoration: none;
            transition: all var(--transition-fast);
            border-radius: var(--radius-sm);
            letter-spacing: 0.02em;
            min-width: 0;
        }
        .bottom-tab-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .bottom-tab-nav a svg {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
        }
        .bottom-tab-nav a.active svg {
            color: var(--color-primary);
        }

        /* ========== FLOATING CTA ========== */
        .floating-cta {
            position: fixed;
            bottom: 32px;
            right: 28px;
            z-index: 998;
            display: flex;
            align-items: center;
            gap: 10px;
            background: var(--color-primary);
            color: #F5F0E8;
            padding: 13px 22px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.9rem;
            letter-spacing: 0.03em;
            box-shadow: 0 6px 24px rgba(58, 44, 30, 0.3);
            cursor: pointer;
            transition: all var(--transition-fast);
            text-decoration: none;
            border: none;
            white-space: nowrap;
        }
        .floating-cta:hover {
            background: var(--color-primary-hover);
            box-shadow: 0 10px 32px rgba(58, 44, 30, 0.4);
            transform: translateY(-2px);
            color: #F5F0E8;
        }
        .floating-cta:active {
            transform: translateY(0);
        }
        .floating-cta .pulse-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: #FF6B6B;
            animation: pulse 1.8s ease-in-out infinite;
        }
        @keyframes pulse {
            0%,
            100% {
                box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.5);
            }
            50% {
                box-shadow: 0 0 0 12px rgba(255, 107, 107, 0);
            }
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 85vh;
            display: flex;
            align-items: center;
            padding-top: var(--nav-height);
            overflow: hidden;
            background-color: #2A1D10;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            opacity: 0.55;
            z-index: 0;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(42, 29, 16, 0.65) 0%,
                    rgba(58, 44, 30, 0.5) 40%,
                    rgba(42, 29, 16, 0.7) 100%);
            z-index: 1;
        }
        .hero-pattern {
            position: absolute;
            inset: 0;
            z-index: 1;
            opacity: 0.06;
            background-image:
                radial-gradient(circle at 18% 25%, rgba(196, 168, 130, 0.5) 1px, transparent 1px),
                radial-gradient(circle at 72% 60%, rgba(196, 168, 130, 0.4) 1px, transparent 1px),
                radial-gradient(circle at 45% 78%, rgba(196, 168, 130, 0.5) 1px, transparent 1px),
                radial-gradient(circle at 85% 15%, rgba(196, 168, 130, 0.35) 1px, transparent 1px),
                radial-gradient(circle at 30% 50%, rgba(196, 168, 130, 0.4) 1px, transparent 1px);
            background-size: 200px 200px, 280px 280px, 240px 240px, 180px 180px, 300px 300px;
            background-position: 0 0, 40px 20px, 80px 60px, 120px 40px, 160px 80px;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 60px 28px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-text {
            color: #F5F0E8;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(196, 168, 130, 0.2);
            border: 1px solid rgba(196, 168, 130, 0.35);
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 0.82rem;
            font-weight: 500;
            color: var(--color-sand);
            letter-spacing: 0.04em;
            margin-bottom: 20px;
        }
        .hero-badge .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--color-sand);
            animation: pulse 2s ease-in-out infinite;
        }
        .hero h1 {
            color: #FFF;
            font-size: 3rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            line-height: 1.25;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
        }
        .hero-subtitle {
            font-size: 1.1rem;
            color: rgba(245, 240, 232, 0.85);
            line-height: 1.75;
            margin-bottom: 28px;
            max-width: 480px;
            letter-spacing: 0.02em;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-actions .btn {
            font-size: 1rem;
            padding: 13px 28px;
            border-radius: var(--radius-md);
        }
        .hero-actions .btn-outline {
            border-color: rgba(245, 240, 232, 0.6);
            color: #F5F0E8;
            background: rgba(255, 255, 255, 0.06);
        }
        .hero-actions .btn-outline:hover {
            border-color: #F5F0E8;
            background: rgba(255, 255, 255, 0.14);
            color: #FFF;
        }
        .hero-cover {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-cover-card {
            background: rgba(255, 253, 248, 0.92);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1px solid rgba(227, 217, 200, 0.5);
            max-width: 420px;
            width: 100%;
        }
        .hero-cover-card .cover-label {
            font-size: 0.78rem;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: var(--warm-stone);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .hero-cover-card h3 {
            font-size: 1.3rem;
            color: var(--color-primary);
            margin-bottom: 16px;
            font-weight: 700;
            letter-spacing: 0.03em;
        }
        .hero-cover-card .toc-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px 0;
        }
        .hero-cover-card .toc-list li {
            padding: 8px 0;
            border-bottom: 1px dashed var(--border-color);
            font-size: 0.9rem;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: 0.02em;
        }
        .hero-cover-card .toc-list li::before {
            content: '';
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-sand);
            flex-shrink: 0;
        }
        .hero-cover-card .toc-list li:last-child {
            border-bottom: none;
        }
        .hero-cover-card .btn {
            width: 100%;
            justify-content: center;
        }

        /* ========== SECTIONS ========== */
        .section {
            padding: var(--section-gap) 0;
        }
        .section-header {
            text-align: center;
            margin-bottom: 48px;
        }
        .section-header h2 {
            color: var(--color-primary);
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 12px;
        }
        .section-header .section-subtitle {
            color: var(--text-secondary);
            font-size: 1.02rem;
            max-width: 600px;
            margin: 0 auto;
            line-height: 1.7;
            letter-spacing: 0.02em;
        }
        .section-label {
            display: inline-block;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.1em;
            color: var(--warm-stone);
            font-weight: 600;
            margin-bottom: 8px;
        }

        /* ========== METRICS DASHBOARD ========== */
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-card-glass);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 28px 22px;
            text-align: center;
            backdrop-filter: blur(4px);
            -webkit-backdrop-filter: blur(4px);
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }
        .metric-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-sand), var(--color-moss));
            opacity: 0;
            transition: opacity var(--transition-fast);
        }
        .metric-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .metric-card:hover::before {
            opacity: 1;
        }
        .metric-number {
            font-size: 2.8rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            line-height: 1;
            margin-bottom: 6px;
            font-family: var(--font-serif);
        }
        .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            letter-spacing: 0.03em;
            font-weight: 500;
        }
        .metric-icon {
            display: inline-flex;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: rgba(196, 168, 130, 0.15);
            align-items: center;
            justify-content: center;
            margin-bottom: 12px;
            color: var(--color-primary);
        }
        .metric-icon svg {
            width: 20px;
            height: 20px;
        }

        /* ========== SERVICE MATRIX ========== */
        .service-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .service-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-smooth);
            display: flex;
            flex-direction: column;
        }
        .service-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: var(--color-sand);
        }
        .service-card-img {
            position: relative;
            height: 220px;
            overflow: hidden;
        }
        .service-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .service-card:hover .service-card-img img {
            transform: scale(1.04);
        }
        .service-card-img .img-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(42, 29, 16, 0.6) 100%);
            z-index: 1;
        }
        .service-card-img .img-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            background: rgba(255, 253, 248, 0.9);
            color: var(--color-primary);
            padding: 5px 12px;
            border-radius: 50px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        .service-card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .service-card-body h3 {
            font-size: 1.15rem;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            font-weight: 600;
        }
        .service-card-body p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0;
            letter-spacing: 0.02em;
        }
        .service-card-body .card-link {
            margin-top: auto;
            padding-top: 10px;
            font-weight: 600;
            font-size: 0.88rem;
            color: var(--color-primary);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            letter-spacing: 0.03em;
            transition: gap var(--transition-fast);
        }
        .service-card-body .card-link:hover {
            gap: 10px;
        }

        /* ========== COMPARISON ========== */
        .comparison-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .comparison-col {
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--border-color);
        }
        .comparison-col.traditional {
            background: rgba(139, 125, 107, 0.06);
            border-color: rgba(139, 125, 107, 0.2);
        }
        .comparison-col.premium {
            background: rgba(58, 44, 30, 0.04);
            border-color: rgba(58, 44, 30, 0.25);
            border-width: 2px;
        }
        .comparison-col h3 {
            font-size: 1.2rem;
            margin-bottom: 20px;
            letter-spacing: 0.03em;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comparison-col.traditional h3 {
            color: var(--warm-stone);
        }
        .comparison-col.premium h3 {
            color: var(--color-primary);
        }
        .comparison-list {
            list-style: none;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .comparison-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 1.6;
            letter-spacing: 0.02em;
        }
        .comparison-list li .icon-check {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            margin-top: 2px;
        }
        .comparison-col.traditional .icon-check {
            color: #B0A090;
        }
        .comparison-col.premium .icon-check {
            color: var(--color-primary);
        }

        /* ========== HOT LIST ========== */
        .hotlist-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .hotlist-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px;
            position: relative;
            transition: all var(--transition-fast);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .hotlist-card:hover {
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-sand);
            transform: translateY(-2px);
        }
        .hotlist-rank {
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--color-sand);
            font-family: var(--font-serif);
            line-height: 1;
            letter-spacing: 0.02em;
        }
        .hotlist-card h4 {
            font-size: 1rem;
            color: var(--color-primary);
            letter-spacing: 0.03em;
            font-weight: 600;
        }
        .hotlist-card .hot-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.5;
            letter-spacing: 0.02em;
        }
        .hotlist-card .btn-sm {
            align-self: flex-start;
            margin-top: 4px;
        }

        /* ========== FORM ========== */
        .form-section {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-color);
            padding: 40px 36px;
            box-shadow: var(--shadow-card);
            max-width: 680px;
            margin: 0 auto;
            position: relative;
            overflow: hidden;
        }
        .form-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(196, 168, 130, 0.08);
            pointer-events: none;
        }
        .form-section h3 {
            font-size: 1.5rem;
            color: var(--color-primary);
            margin-bottom: 6px;
            letter-spacing: 0.03em;
        }
        .form-section .form-subtitle {
            color: var(--text-secondary);
            font-size: 0.9rem;
            margin-bottom: 24px;
            letter-spacing: 0.02em;
        }
        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-bottom: 16px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
            margin-bottom: 16px;
        }
        .form-group label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.03em;
        }
        .form-group input,
        .form-group select,
        .form-group textarea {
            padding: 11px 14px;
            border: 1.5px solid #D1C7B7;
            border-radius: var(--radius-sm);
            background: #FFFFFF;
            font-size: 0.93rem;
            color: var(--text-primary);
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
            width: 100%;
        }
        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--border-focus);
            box-shadow: 0 0 0 3px rgba(58, 44, 30, 0.08);
        }
        .form-group textarea {
            resize: vertical;
            min-height: 90px;
        }
        .form-privacy {
            font-size: 0.8rem;
            color: var(--text-tertiary);
            margin-top: 8px;
            letter-spacing: 0.02em;
            text-align: center;
        }

        /* ========== NEWS / INFO ========== */
        .news-layout {
            display: grid;
            grid-template-columns: 1.5fr 1fr;
            gap: 36px;
            align-items: start;
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-list-item {
            padding: 14px 0;
            border-bottom: 1px solid var(--border-light);
            display: flex;
            align-items: baseline;
            gap: 12px;
            transition: all var(--transition-fast);
            text-decoration: none;
            color: var(--text-primary);
            letter-spacing: 0.02em;
        }
        .news-list-item:hover {
            color: var(--color-primary);
            padding-left: 6px;
        }
        .news-list-item .news-date {
            font-size: 0.78rem;
            color: var(--text-tertiary);
            white-space: nowrap;
            flex-shrink: 0;
            font-weight: 500;
        }
        .news-list-item .news-title {
            font-size: 0.95rem;
            font-weight: 500;
            line-height: 1.5;
        }
        .news-sidebar {
            background: var(--bg-card-glass);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
        }
        .news-sidebar h4 {
            font-size: 1rem;
            color: var(--color-primary);
            margin-bottom: 16px;
            letter-spacing: 0.04em;
            font-weight: 600;
        }
        .news-sidebar .sidebar-card {
            padding: 12px 0;
            border-bottom: 1px solid var(--border-light);
        }
        .news-sidebar .sidebar-card:last-child {
            border-bottom: none;
        }
        .news-sidebar .sidebar-card a {
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-primary);
            letter-spacing: 0.02em;
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .news-sidebar .sidebar-card a:hover {
            color: var(--color-primary);
        }
        .news-sidebar .sidebar-card .side-date {
            font-size: 0.75rem;
            color: var(--text-tertiary);
            display: block;
            margin-top: 4px;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .faq-item {
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            transition: all var(--transition-fast);
        }
        .faq-item.active {
            border-color: var(--color-sand);
            box-shadow: var(--shadow-card);
        }
        .faq-question {
            width: 100%;
            padding: 18px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.03em;
            cursor: pointer;
            background: none;
            border: none;
            text-align: left;
            transition: all var(--transition-fast);
            line-height: 1.4;
        }
        .faq-question:hover {
            color: var(--color-primary);
            background: rgba(196, 168, 130, 0.04);
        }
        .faq-arrow {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            transition: transform var(--transition-smooth);
            color: var(--color-primary);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-smooth), padding var(--transition-smooth);
            padding: 0 22px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px 22px;
        }
        .faq-answer p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.75;
            letter-spacing: 0.02em;
            margin: 0;
        }

        /* ========== PRIVACY NOTE ========== */
        .privacy-note {
            background: rgba(139, 125, 107, 0.05);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-md);
            padding: 24px 28px;
            max-width: 760px;
            margin: 0 auto;
            text-align: center;
        }
        .privacy-note p {
            font-size: 0.85rem;
            color: var(--text-tertiary);
            letter-spacing: 0.03em;
            line-height: 1.7;
            margin: 0;
        }
        .privacy-note .icon-lock {
            display: inline-block;
            margin-bottom: 8px;
            color: var(--warm-stone);
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--color-primary);
            color: var(--text-light);
            padding: 48px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 36px;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 28px;
        }
        .footer-col h4 {
            color: var(--color-sand);
            font-size: 0.95rem;
            letter-spacing: 0.06em;
            margin-bottom: 14px;
            font-weight: 600;
        }
        .footer-col p,
        .footer-col a {
            color: rgba(196, 168, 130, 0.75);
            font-size: 0.85rem;
            line-height: 1.7;
            letter-spacing: 0.03em;
            display: block;
            margin-bottom: 6px;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        .footer-col a:hover {
            color: var(--color-sand);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 28px;
            margin-top: 28px;
            border-top: 1px solid rgba(196, 168, 130, 0.2);
            font-size: 0.8rem;
            color: rgba(196, 168, 130, 0.55);
            letter-spacing: 0.04em;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 28px;
            padding-right: 28px;
        }
        .back-to-top {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            cursor: pointer;
            color: var(--color-sand);
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            transition: all var(--transition-fast);
            background: none;
            border: none;
            padding: 8px 14px;
            border-radius: var(--radius-sm);
        }
        .back-to-top:hover {
            color: #FFF;
            background: rgba(196, 168, 130, 0.12);
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            .hero-content {
                grid-template-columns: 1fr;
                gap: 32px;
                text-align: center;
            }
            .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-actions {
                justify-content: center;
            }
            .hero-cover-card {
                max-width: 380px;
                margin: 0 auto;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .service-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }
            .comparison-wrapper {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hotlist-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .news-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .section {
                padding: var(--section-gap-mobile) 0;
            }
            .form-row {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .header-nav {
                display: none;
            }
            .header-cta {
                display: none;
            }
            .hamburger {
                display: flex;
            }
            .mobile-nav-drawer {
                display: flex;
            }
            .bottom-tab-nav {
                display: flex;
            }
            body {
                padding-bottom: var(--bottom-tab-height);
            }
            .hero {
                min-height: 70vh;
            }
            .hero-content {
                padding: 40px 20px;
                gap: 24px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero-subtitle {
                font-size: 0.95rem;
            }
            .hero-cover-card {
                padding: 22px 18px;
                max-width: 100%;
            }
            .hero-cover-card h3 {
                font-size: 1.1rem;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }
            .metric-card {
                padding: 18px 14px;
            }
            .metric-number {
                font-size: 2rem;
            }
            .service-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .service-card-img {
                height: 180px;
            }
            .hotlist-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .hotlist-card {
                padding: 14px;
            }
            .hotlist-rank {
                font-size: 1.6rem;
            }
            .form-section {
                padding: 24px 18px;
            }
            .comparison-col {
                padding: 20px 16px;
            }
            .faq-question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }
            .faq-answer {
                padding: 0 16px;
            }
            .faq-item.active .faq-answer {
                padding: 0 16px 14px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                text-align: center;
            }
            .section-header h2 {
                font-size: 1.4rem;
            }
            .section {
                padding: 48px 0;
            }
            .container {
                padding: 0 16px;
            }
            .floating-cta {
                bottom: 80px;
                right: 16px;
                padding: 11px 18px;
                font-size: 0.82rem;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn {
                width: 100%;
                max-width: 280px;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }
            .metric-card {
                padding: 14px 10px;
            }
            .metric-number {
                font-size: 1.6rem;
            }
            .metric-label {
                font-size: 0.75rem;
            }
            .hotlist-grid {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero-cover-card {
                padding: 16px 14px;
            }
            .hero-cover-card .toc-list li {
                font-size: 0.8rem;
            }
            .floating-cta {
                bottom: 72px;
                right: 10px;
                padding: 10px 15px;
                font-size: 0.78rem;
                border-radius: 40px;
            }
            .floating-cta .pulse-dot {
                width: 8px;
                height: 8px;
            }
        }