/* roulang page: index */
:root {
            --bg-primary: #0F0E13;
            --bg-card: #1A1822;
            --bg-card-alt: #201C2B;
            --bg-input: #14121A;
            --text-primary: #F5F0EA;
            --text-secondary: #B8B0C0;
            --text-muted: #7C7488;
            --brand-main: #D41E5D;
            --brand-main-hover: #E0286A;
            --brand-main-dark: #B01A4C;
            --brand-accent: #D9A441;
            --brand-accent-soft: #C9A86A;
            --brand-online: #2FA36B;
            --border-soft: rgba(245, 240, 234, 0.08);
            --border-soft-strong: rgba(245, 240, 234, 0.12);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-pill: 999px;
            --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.5);
            --shadow-brand-glow: 0 0 30px rgba(212, 30, 93, 0.25);
            --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 0.2s ease;
            --transition-base: 0.3s ease;
            --transition-slow: 0.45s ease;
            --section-padding-desktop: 4.5rem;
            --section-padding-mobile: 2.8rem;
            --container-max: 1200px;
        }

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

        html {
            font-size: 16px;
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            font-family: var(--font-family-base);
            font-size: 1rem;
            font-weight: 400;
            line-height: 1.75;
            color: var(--text-primary);
            background-color: var(--bg-primary);
            background-image: radial-gradient(ellipse at 20% 10%, rgba(212, 30, 93, 0.05) 0%, transparent 55%),
                radial-gradient(ellipse at 80% 90%, rgba(217, 164, 65, 0.03) 0%, transparent 55%);
            min-height: 100vh;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a:hover,
        a:focus {
            color: var(--brand-main-hover);
            text-decoration: none;
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-main);
            outline-offset: 2px;
            border-radius: var(--radius-sm);
        }

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

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

        @media (min-width: 768px) {
            .container-custom {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        @media (min-width: 1200px) {
            .container-custom {
                padding-left: 2.5rem;
                padding-right: 2.5rem;
            }
        }

        /* ========== Header / Nav ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1040;
            background: rgba(15, 14, 19, 0.92);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-soft);
            transition: box-shadow var(--transition-base);
        }

        .site-header.header-scrolled {
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }

        .header-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1.5rem;
            padding-top: 0.75rem;
            padding-bottom: 0.75rem;
            flex-wrap: wrap;
        }

        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.65rem;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-primary);
            white-space: nowrap;
            letter-spacing: -0.01em;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .brand-logo:hover,
        .brand-logo:focus {
            color: var(--text-primary);
        }

        .brand-logo .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--brand-main), var(--brand-main-dark));
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 0.85rem;
            box-shadow: 0 0 16px rgba(212, 30, 93, 0.35);
            flex-shrink: 0;
        }

        .brand-logo .logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }

        .brand-logo .logo-text .logo-name {
            font-size: 1.15rem;
            font-weight: 800;
            letter-spacing: -0.01em;
        }

        .brand-logo .logo-text .logo-sub {
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }

        .header-search {
            flex: 1 1 auto;
            max-width: 420px;
            min-width: 200px;
            display: flex;
            align-items: center;
            gap: 0;
            background: var(--bg-input);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-pill);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .header-search:focus-within {
            border-color: var(--brand-main);
            box-shadow: 0 0 0 3px rgba(212, 30, 93, 0.15);
        }

        .header-search input {
            flex: 1;
            padding: 0.55rem 1rem 0.55rem 1.25rem;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 0.9rem;
            font-family: var(--font-family-base);
            outline: none;
            min-width: 0;
        }

        .header-search input::placeholder {
            color: var(--text-muted);
        }

        .header-search .search-btn {
            padding: 0.55rem 1rem;
            background: transparent;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            transition: color var(--transition-fast);
            flex-shrink: 0;
        }

        .header-search .search-btn:hover {
            color: var(--brand-main);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            flex-shrink: 0;
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.55rem 1.35rem;
            background: var(--brand-main);
            color: #fff;
            border: none;
            border-radius: var(--radius-pill);
            font-weight: 700;
            font-size: 0.9rem;
            font-family: var(--font-family-base);
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            white-space: nowrap;
        }

        .btn-header-cta:hover {
            background: var(--brand-main-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(212, 30, 93, 0.4);
        }

        .btn-header-cta:active {
            transform: translateY(0);
        }

        .icon-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: 50%;
            color: var(--text-secondary);
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
            flex-shrink: 0;
        }

        .icon-btn:hover {
            border-color: var(--brand-main);
            color: var(--brand-main);
            background: rgba(212, 30, 93, 0.08);
        }

        .header-tabs-row {
            display: flex;
            align-items: center;
            gap: 0.35rem;
            overflow-x: auto;
            padding-top: 0;
            padding-bottom: 0.65rem;
            scrollbar-width: thin;
            scrollbar-color: var(--border-soft-strong) transparent;
            -webkit-overflow-scrolling: touch;
            flex-wrap: nowrap;
        }

        .header-tabs-row::-webkit-scrollbar {
            height: 3px;
        }

        .header-tabs-row::-webkit-scrollbar-track {
            background: transparent;
        }

        .header-tabs-row::-webkit-scrollbar-thumb {
            background: var(--border-soft-strong);
            border-radius: 3px;
        }

        .nav-tab {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.45rem 1rem;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
            border: 1px solid transparent;
            cursor: pointer;
            font-family: var(--font-family-base);
        }

        .nav-tab:hover {
            background: rgba(245, 240, 234, 0.06);
            color: var(--text-primary);
        }

        .nav-tab.active {
            background: var(--brand-main);
            color: #fff;
            border-color: var(--brand-main);
            box-shadow: 0 0 14px rgba(212, 30, 93, 0.3);
        }

        .nav-tab.active:hover {
            background: var(--brand-main-hover);
            color: #fff;
        }

        .nav-tab .tab-icon {
            font-size: 0.8rem;
        }

        @media (max-width: 767.98px) {
            .header-top-row {
                gap: 0.75rem;
                padding-top: 0.6rem;
                padding-bottom: 0.6rem;
            }

            .brand-logo .logo-text .logo-sub {
                display: none;
            }

            .brand-logo .logo-text .logo-name {
                font-size: 1rem;
            }

            .header-search {
                display: none;
            }

            .header-search.mobile-search-visible {
                display: flex;
                order: 3;
                flex-basis: 100%;
                max-width: 100%;
            }

            .header-tabs-row {
                padding-bottom: 0.55rem;
                gap: 0.25rem;
            }

            .nav-tab {
                padding: 0.35rem 0.8rem;
                font-size: 0.82rem;
            }

            .btn-header-cta {
                padding: 0.45rem 1rem;
                font-size: 0.82rem;
            }
        }

        /* ========== Sections Common ========== */
        .section-block {
            padding: var(--section-padding-desktop) 0;
            position: relative;
        }

        .section-block-alt {
            background: rgba(26, 24, 34, 0.6);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--brand-accent);
            margin-bottom: 0.9rem;
        }

        .section-label::before {
            content: '';
            width: 28px;
            height: 2px;
            background: var(--brand-main);
            border-radius: 2px;
        }

        .section-title {
            font-size: 1.8rem;
            font-weight: 800;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
            letter-spacing: -0.02em;
        }

        .section-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 70ch;
            line-height: 1.8;
            margin-bottom: 1.5rem;
        }

        @media (min-width: 992px) {
            .section-title {
                font-size: 2.15rem;
            }
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: var(--section-padding-mobile) 0;
            }

            .section-title {
                font-size: 1.5rem;
            }
        }

        /* ========== Buttons ========== */
        .btn-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.75rem 1.8rem;
            background: var(--brand-main);
            color: #fff;
            border: none;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 0.95rem;
            font-family: var(--font-family-base);
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 4px 14px rgba(212, 30, 93, 0.3);
        }

        .btn-brand:hover {
            background: var(--brand-main-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 30, 93, 0.45);
        }

        .btn-brand:active {
            transform: translateY(0);
        }

        .btn-brand-lg {
            padding: 0.9rem 2.4rem;
            font-size: 1.05rem;
            border-radius: var(--radius-lg);
        }

        .btn-outline-brand {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.75rem 1.8rem;
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-soft-strong);
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.95rem;
            font-family: var(--font-family-base);
            cursor: pointer;
            transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
        }

        .btn-outline-brand:hover {
            background: rgba(212, 30, 93, 0.1);
            border-color: var(--brand-main);
            color: var(--brand-main-hover);
            transform: translateY(-2px);
        }

        .btn-outline-brand:active {
            transform: translateY(0);
        }

        .btn-ghost-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.55rem;
            padding: 0.65rem 1.4rem;
            background: transparent;
            color: var(--brand-accent);
            border: 1px solid rgba(217, 164, 65, 0.4);
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 0.9rem;
            font-family: var(--font-family-base);
            cursor: pointer;
            transition: background var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast);
        }

        .btn-ghost-accent:hover {
            background: rgba(217, 164, 65, 0.1);
            border-color: var(--brand-accent);
            color: var(--brand-accent-soft);
            transform: translateY(-1px);
        }

        /* ========== Hero ========== */
        .hero-section {
            position: relative;
            padding: 4rem 0 4.5rem;
            overflow: hidden;
            background: linear-gradient(160deg, rgba(15, 14, 19, 0) 60%, rgba(212, 30, 93, 0.06) 100%);
        }

        .hero-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(212, 30, 93, 0.04) 0%, transparent 45%, transparent 70%, rgba(217, 164, 65, 0.04) 100%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
        }

        .hero-text-area {
            max-width: 560px;
        }

        .hero-badge-row {
            display: flex;
            align-items: center;
            gap: 1.25rem;
            margin-bottom: 1.5rem;
            flex-wrap: wrap;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 0.4rem 1rem;
            border-radius: var(--radius-pill);
            background: rgba(212, 30, 93, 0.12);
            color: var(--brand-main-hover);
            border: 1px solid rgba(212, 30, 93, 0.25);
        }

        .hero-badge-accent {
            background: rgba(217, 164, 65, 0.1);
            color: var(--brand-accent);
            border-color: rgba(217, 164, 65, 0.3);
        }

        .hero-title {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-primary);
            letter-spacing: -0.03em;
            margin-bottom: 1.25rem;
        }

        .hero-subtitle {
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-secondary);
            max-width: 52ch;
            margin-bottom: 1.75rem;
        }

        .hero-check-list {
            list-style: none;
            padding: 0;
            margin: 0 0 1.9rem;
            display: grid;
            gap: 0.65rem;
        }

        .hero-check-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.65rem;
            font-size: 0.95rem;
            color: var(--text-primary);
            line-height: 1.55;
        }

        .hero-check-list li .check-icon {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            background: rgba(47, 163, 107, 0.15);
            color: var(--brand-online);
            border-radius: 50%;
            font-size: 0.65rem;
            margin-top: 0.2rem;
        }

        .hero-cta-row {
            display: flex;
            align-items: center;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .hero-visual-area {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 380px;
        }

        .hero-visual-slant {
            position: relative;
            width: 100%;
            max-width: 480px;
            aspect-ratio: 16/10;
            overflow: hidden;
            border-radius: var(--radius-lg);
            border: 1px solid rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-brand-glow), var(--shadow-dark);
            background: var(--bg-card);
            transform: skewY(-2deg);
            transition: transform var(--transition-slow);
        }

        .hero-visual-slant:hover {
            transform: skewY(-2deg) scale(1.02);
        }

        .hero-visual-slant img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .hero-visual-slant::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(15, 14, 19, 0.1) 0%, rgba(15, 14, 19, 0.5) 100%);
            pointer-events: none;
        }

        .hero-visual-meta {
            position: absolute;
            bottom: 1rem;
            left: 1rem;
            right: 1rem;
            display: flex;
            align-items: center;
            gap: 1rem;
            color: var(--text-primary);
            z-index: 2;
        }

        .hero-visual-meta .play-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: var(--brand-main);
            color: #fff;
            border-radius: 50%;
            border: none;
            cursor: pointer;
            transition: background var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
            box-shadow: 0 4px 16px rgba(212, 30, 93, 0.5);
            font-size: 0.95rem;
            flex-shrink: 0;
        }

        .hero-visual-meta .play-btn:hover {
            background: var(--brand-main-hover);
            transform: scale(1.08);
            box-shadow: 0 6px 24px rgba(212, 30, 93, 0.65);
        }

        .hero-visual-meta .video-info {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.4;
        }

        .hero-visual-meta .video-info strong {
            display: block;
            color: var(--text-primary);
            font-size: 0.9rem;
        }

        @media (max-width: 991.98px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 2.5rem;
            }

            .hero-title {
                font-size: 2rem;
            }

            .hero-visual-area {
                min-height: 260px;
            }

            .hero-visual-slant {
                max-width: 100%;
                transform: skewY(0);
            }

            .hero-visual-slant:hover {
                transform: scale(1.01);
            }
        }

        @media (max-width: 575.98px) {
            .hero-section {
                padding: 3rem 0 3.5rem;
            }

            .hero-title {
                font-size: 1.65rem;
            }

            .hero-subtitle {
                font-size: 1rem;
            }

            .hero-cta-row .btn-brand,
            .hero-cta-row .btn-outline-brand {
                width: 100%;
            }
        }

        /* ========== KPI Data Strip ========== */
        .kpi-strip {
            padding: 2.75rem 0;
            background: rgba(26, 24, 34, 0.85);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .kpi-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .kpi-card {
            text-align: center;
            padding: 1.5rem 1.25rem;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .kpi-card:hover {
            border-color: rgba(212, 30, 93, 0.35);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .kpi-number {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--brand-main-hover);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .kpi-number.accent {
            color: var(--brand-accent);
        }

        .kpi-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-top: 0.35rem;
        }

        @media (max-width: 767.98px) {
            .kpi-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 0.85rem;
            }

            .kpi-number {
                font-size: 1.6rem;
            }
        }

        /* ========== Feature Cards ========== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.5rem;
            transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .feature-card:hover {
            border-color: rgba(212, 30, 93, 0.4);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .feature-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: rgba(212, 30, 93, 0.12);
            color: var(--brand-main-hover);
            border-radius: var(--radius-md);
            font-size: 1.15rem;
            margin-bottom: 1rem;
            flex-shrink: 0;
        }

        .feature-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 0.65rem;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .feature-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
            flex-grow: 1;
        }

        .feature-card-img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-soft);
            background: var(--bg-card-alt);
        }

        @media (max-width: 1199.98px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
        }

        @media (max-width: 575.98px) {
            .feature-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== Scenario Matrix ========== */
        .scenario-scroll {
            display: flex;
            gap: 1.25rem;
            overflow-x: auto;
            padding-bottom: 0.75rem;
            scroll-snap-type: x mandatory;
            scrollbar-width: thin;
            scrollbar-color: var(--border-soft-strong) transparent;
            -webkit-overflow-scrolling: touch;
        }

        .scenario-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .scenario-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .scenario-scroll::-webkit-scrollbar-thumb {
            background: var(--border-soft-strong);
            border-radius: 4px;
        }

        .scenario-card {
            flex: 0 0 320px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 1.5rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            display: flex;
            flex-direction: column;
        }

        .scenario-card:hover {
            border-color: rgba(212, 30, 93, 0.35);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .scenario-card .scenario-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background: rgba(217, 164, 65, 0.12);
            color: var(--brand-accent);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            margin-bottom: 0.9rem;
        }

        .scenario-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.55rem;
        }

        .scenario-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1rem;
            flex-grow: 1;
        }

        .scenario-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-radius: var(--radius-sm);
            border: 1px solid var(--border-soft);
        }

        /* ========== Flow Steps ========== */
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.5rem;
            counter-reset: flow-step;
        }

        .flow-step-item {
            position: relative;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 2rem 1.5rem 1.5rem;
            text-align: center;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
            counter-increment: flow-step;
        }

        .flow-step-item:hover {
            border-color: rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-dark);
        }

        .flow-step-item::before {
            content: counter(flow-step, decimal-leading-zero);
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--brand-main);
            color: #fff;
            font-weight: 800;
            font-size: 0.8rem;
            border-radius: 50%;
            box-shadow: 0 0 12px rgba(212, 30, 93, 0.45);
        }

        .flow-step-item h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.5rem;
        }

        .flow-step-item p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 0;
        }

        @media (max-width: 991.98px) {
            .flow-steps {
                grid-template-columns: repeat(2, 1fr);
                gap: 1.5rem;
            }
        }

        @media (max-width: 575.98px) {
            .flow-steps {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        /* ========== Demo/Screenshot ========== */
        .demo-showcase {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .demo-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid rgba(212, 30, 93, 0.25);
            box-shadow: var(--shadow-dark);
            aspect-ratio: 16/10;
            background: var(--bg-card);
        }

        .demo-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .demo-visual::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 14, 19, 0.2) 0%, transparent 50%, rgba(15, 14, 19, 0.4) 100%);
            pointer-events: none;
        }

        .demo-info h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
        }

        .demo-info p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 1.5rem;
        }

        .demo-info-list {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 0.6rem;
        }

        .demo-info-list li {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            font-size: 0.9rem;
            color: var(--text-primary);
        }

        .demo-info-list li .dot-accent {
            width: 8px;
            height: 8px;
            background: var(--brand-main);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .demo-info-list li .dot-gold {
            background: var(--brand-accent);
        }

        @media (max-width: 991.98px) {
            .demo-showcase {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
        }

        /* ========== Album Rail ========== */
        .album-rail {
            display: flex;
            gap: 1.25rem;
            overflow-x: auto;
            padding-bottom: 1rem;
            scroll-snap-type: x mandatory;
            scrollbar-width: thin;
            scrollbar-color: var(--border-soft-strong) transparent;
            -webkit-overflow-scrolling: touch;
        }

        .album-rail::-webkit-scrollbar {
            height: 4px;
        }

        .album-rail::-webkit-scrollbar-track {
            background: transparent;
        }

        .album-rail::-webkit-scrollbar-thumb {
            background: var(--border-soft-strong);
            border-radius: 4px;
        }

        .album-card {
            flex: 0 0 240px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .album-card:hover {
            border-color: rgba(212, 30, 93, 0.4);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .album-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            border-bottom: 1px solid var(--border-soft);
        }

        .album-card-body {
            padding: 1rem 1.1rem 1.15rem;
        }

        .album-card-body h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.35rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .album-card-body .album-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            gap: 0.8rem;
            align-items: center;
        }

        /* ========== Case/Stats ========== */
        .stats-panel-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .stat-panel-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 1.6rem 1.4rem;
            text-align: center;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .stat-panel-card:hover {
            border-color: rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .stat-panel-card .stat-big {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--brand-main-hover);
            line-height: 1.15;
        }

        .stat-panel-card .stat-big.gold {
            color: var(--brand-accent);
        }

        .stat-panel-card .stat-label {
            font-size: 0.86rem;
            color: var(--text-secondary);
            margin-top: 0.4rem;
        }

        .stat-panel-card .stat-sub {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 0.25rem;
        }

        @media (max-width: 991.98px) {
            .stats-panel-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 0.85rem;
            }

            .stat-panel-card .stat-big {
                font-size: 1.7rem;
            }
        }

        @media (max-width: 575.98px) {
            .stats-panel-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== Pricing ========== */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.5rem;
            align-items: stretch;
        }

        .pricing-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 2rem 1.6rem 1.6rem;
            display: flex;
            flex-direction: column;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
            position: relative;
        }

        .pricing-card:hover {
            border-color: rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-dark);
            transform: translateY(-4px);
        }

        .pricing-card.featured {
            border-color: var(--brand-main);
            box-shadow: 0 0 28px rgba(212, 30, 93, 0.18);
        }

        .pricing-card .hot-badge {
            position: absolute;
            top: -12px;
            right: 1.5rem;
            background: var(--brand-main);
            color: #fff;
            font-size: 0.72rem;
            font-weight: 700;
            padding: 0.3rem 1rem;
            border-radius: var(--radius-pill);
            letter-spacing: 0.04em;
        }

        .pricing-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.4rem;
        }

        .pricing-card .price-line {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 1.25rem;
        }

        .pricing-card .price-amount {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.1;
            margin-bottom: 0.25rem;
        }

        .pricing-card .price-amount .currency {
            font-size: 1.1rem;
            color: var(--text-secondary);
            font-weight: 600;
        }

        .pricing-card .price-amount .period {
            font-size: 0.85rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        .pricing-features {
            list-style: none;
            padding: 0;
            margin: 1.25rem 0 1.6rem;
            flex-grow: 1;
            display: grid;
            gap: 0.5rem;
        }

        .pricing-features li {
            display: flex;
            align-items: center;
            gap: 0.55rem;
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        .pricing-features li .feature-check {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 18px;
            height: 18px;
            background: rgba(47, 163, 107, 0.15);
            color: var(--brand-online);
            border-radius: 50%;
            font-size: 0.6rem;
            flex-shrink: 0;
        }

        .pricing-features li .feature-cross {
            background: rgba(124, 116, 136, 0.2);
            color: var(--text-muted);
        }

        .pricing-card .btn-brand {
            width: 100%;
            margin-top: auto;
        }

        .pricing-card .btn-outline-brand {
            width: 100%;
            margin-top: auto;
        }

        @media (max-width: 991.98px) {
            .pricing-grid {
                grid-template-columns: 1fr;
                gap: 1.25rem;
                max-width: 480px;
                margin: 0 auto;
            }
        }

        /* ========== News List ========== */
        .news-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.25rem;
        }

        .news-item {
            display: flex;
            gap: 1.25rem;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-md);
            padding: 1.1rem 1.25rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .news-item:hover {
            border-color: rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-dark);
            transform: translateY(-2px);
        }

        .news-item img {
            width: 90px;
            height: 68px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            border: 1px solid var(--border-soft);
        }

        .news-item-content {
            flex: 1;
            min-width: 0;
        }

        .news-item-content h3 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.35rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-item-content p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 0.4rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item-content .news-meta {
            font-size: 0.76rem;
            color: var(--text-muted);
            display: flex;
            gap: 0.85rem;
            align-items: center;
        }

        @media (max-width: 767.98px) {
            .news-list {
                grid-template-columns: 1fr;
                gap: 0.9rem;
            }

            .news-item {
                gap: 0.9rem;
                padding: 0.9rem 1rem;
            }

            .news-item img {
                width: 70px;
                height: 56px;
            }
        }

        /* ========== Review Wall ========== */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.25rem;
        }

        .review-card {
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 1.5rem 1.4rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .review-card:hover {
            border-color: rgba(212, 30, 93, 0.3);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            margin-bottom: 0.9rem;
        }

        .review-card .avatar-placeholder {
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--bg-card-alt), var(--brand-main-dark));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 0.9rem;
            font-weight: 700;
            flex-shrink: 0;
            border: 1px solid var(--border-soft-strong);
        }

        .review-card .review-user {
            flex: 1;
        }

        .review-card .review-user .user-name {
            font-size: 0.92rem;
            font-weight: 700;
            color: var(--text-primary);
        }

        .review-card .review-user .user-level {
            font-size: 0.76rem;
            color: var(--text-muted);
        }

        .review-card .review-stars {
            display: flex;
            gap: 0.2rem;
            font-size: 0.8rem;
            color: var(--brand-accent);
            margin-bottom: 0.65rem;
        }

        .review-card .review-text {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        @media (max-width: 991.98px) {
            .review-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
        }

        @media (max-width: 575.98px) {
            .review-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== Word of Mouth ========== */
        .wom-scroll {
            display: flex;
            gap: 1rem;
            overflow-x: auto;
            padding-bottom: 0.9rem;
            scroll-snap-type: x mandatory;
            scrollbar-width: thin;
            scrollbar-color: var(--border-soft-strong) transparent;
            -webkit-overflow-scrolling: touch;
        }

        .wom-scroll::-webkit-scrollbar {
            height: 4px;
        }

        .wom-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .wom-scroll::-webkit-scrollbar-thumb {
            background: var(--border-soft-strong);
            border-radius: 4px;
        }

        .wom-chip {
            flex: 0 0 auto;
            scroll-snap-align: start;
            display: inline-flex;
            align-items: center;
            gap: 0.7rem;
            padding: 0.65rem 1.15rem;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
        }

        .wom-chip:hover {
            border-color: rgba(212, 30, 93, 0.4);
            color: var(--text-primary);
            background: rgba(212, 30, 93, 0.06);
        }

        .wom-chip .wom-stars {
            color: var(--brand-accent);
            font-size: 0.7rem;
        }

        .wom-chip .wom-text {
            white-space: nowrap;
        }

        /* ========== Security Panel ========== */
        .security-panel-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem;
            align-items: center;
        }

        .security-lock-card {
            background: var(--bg-card);
            border: 1px solid rgba(47, 163, 107, 0.25);
            border-radius: var(--radius-lg);
            padding: 2rem 1.8rem;
            text-align: center;
            box-shadow: var(--shadow-dark);
        }

        .security-lock-cial {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 64px;
            height: 64px;
            background: rgba(47, 163, 107, 0.12);
            color: var(--brand-online);
            border-radius: 50%;
            font-size: 1.6rem;
            margin-bottom: 1.1rem;
        }

        .security-lock-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.55rem;
        }

        .security-lock-card p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }

        .security-info h3 {
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.8rem;
        }

        .security-info p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 1.25rem;
        }

        .security-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
        }

        .security-chip {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.5rem 1.1rem;
            background: rgba(47, 163, 107, 0.08);
            color: var(--brand-online);
            border: 1px solid rgba(47, 163, 107, 0.25);
            border-radius: var(--radius-pill);
            font-size: 0.82rem;
            font-weight: 600;
        }

        .security-chip i {
            font-size: 0.7rem;
        }

        @media (max-width: 991.98px) {
            .security-panel-grid {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }
        }

        /* ========== Device Grid ========== */
        .device-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 1.25rem;
        }

        .device-card {
            text-align: center;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-lg);
            padding: 1.75rem 1.25rem;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
        }

        .device-card:hover {
            border-color: rgba(217, 164, 65, 0.35);
            box-shadow: var(--shadow-dark);
            transform: translateY(-3px);
        }

        .device-card .device-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 52px;
            height: 52px;
            background: rgba(217, 164, 65, 0.1);
            color: var(--brand-accent);
            border-radius: 50%;
            font-size: 1.3rem;
            margin-bottom: 0.9rem;
        }

        .device-card h3 {
            font-size: 0.98rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 0.3rem;
        }

        .device-card p {
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.55;
            margin-bottom: 0;
        }

        @media (max-width: 991.98px) {
            .device-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 1rem;
            }
        }

        /* ========== Hot Search ========== */
        .hot-search-bar {
            display: flex;
            align-items: center;
            gap: 0;
            max-width: 520px;
            margin: 0 auto 1.25rem;
            background: var(--bg-input);
            border: 1px solid var(--border-soft-strong);
            border-radius: var(--radius-pill);
            overflow: hidden;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .hot-search-bar:focus-within {
            border-color: var(--brand-main);
            box-shadow: 0 0 0 3px rgba(212, 30, 93, 0.12);
        }

        .hot-search-bar input {
            flex: 1;
            padding: 0.7rem 1.3rem;
            background: transparent;
            border: none;
            color: var(--text-primary);
            font-size: 0.92rem;
            font-family: var(--font-family-base);
            outline: none;
            min-width: 0;
        }

        .hot-search-bar input::placeholder {
            color: var(--text-muted);
        }

        .hot-search-bar .hot-search-btn {
            padding: 0.7rem 1.4rem;
            background: var(--brand-main);
            border: none;
            color: #fff;
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 700;
            font-family: var(--font-family-base);
            transition: background var(--transition-fast);
            flex-shrink: 0;
        }

        .hot-search-bar .hot-search-btn:hover {
            background: var(--brand-main-hover);
        }

        .hot-tag-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 0.75rem;
        }

        .hot-tag {
            display: inline-flex;
            align-items: center;
            padding: 0.45rem 1.15rem;
            background: var(--bg-card);
            border: 1px solid var(--border-soft);
            border-radius: var(--radius-pill);
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-secondary);
            cursor: pointer;
            transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
        }

        .hot-tag:hover {
            border-color: var(--brand-main);
            color: var(--brand-main-hover);
            background: rgba(212, 30, 93, 0.06);
        }

        /* ========== CTA Section ========== */
        .cta-section {
            position: relative;
            padding: 4.5rem 0;
            overflow: hidden;
            background: linear-gradient(160deg, rgba(15, 14, 19, 0.9) 0%, rgba(212, 30, 93, 0.12) 55%, rgba(15, 14, 19, 0.95) 100%);
            border-top: 1px solid rgba(212, 30, 93, 0.2);
            border-bottom: 1px solid rgba(212, 30, 93, 0.2);
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 600px;
            height: 600px;
            background: radial-gradient(circle, rgba(212, 30, 93, 0.12) 0%, transparent 70%);
            pointer-events: none;
            border-radius: 50%;
        }

        .cta-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
        }

        .cta-content h2 {
            font-size: 2.1rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }

        .cta-content p {
            font-size: 1.05rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 2rem;
        }

        .cta-content .btn-brand-lg {
            font-size: 1.1rem;
            padding: 0.95rem 2.6rem;
        }

        @media (max-width: 767.98px) {
            .cta-section {
                padding: 3.25rem 0;
            }

            .cta-content h2 {
                font-size: 1.55rem;
            }
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #0A090D;
            border-top: 1px solid var(--border-soft);
            padding: 3.5rem 0 1.5rem;
            position: relative;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }

        .footer-brand-col .brand-logo {
            margin-bottom: 1rem;
        }

        .footer-brand-col p {
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 32ch;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 0.55rem;
        }

        .footer-col ul li a {
            font-size: 0.86rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
        }

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

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 1.5rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }

        .footer-bottom .copyright {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom .footer-links {
            display: flex;
            gap: 1.25rem;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links a {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links a:hover {
            color: var(--text-primary);
        }

        @media (max-width: 991.98px) {
            .footer-top {
                grid-template-columns: repeat(2, 1fr);
                gap: 2rem;
            }
        }

        @media (max-width: 575.98px) {
            .footer-top {
                grid-template-columns: 1fr;
                gap: 1.75rem;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 0.75rem;
            }
        }

        /* ========== Utility ========== */
        .text-brand-main {
            color: var(--brand-main-hover) !important;
        }

        .text-brand-accent {
            color: var(--brand-accent) !important;
        }

        .bg-card-alt {
            background: var(--bg-card-alt);
        }

        .border-soft {
            border: 1px solid var(--border-soft);
        }

        .rounded-lg-custom {
            border-radius: var(--radius-lg);
        }

        .shadow-custom {
            box-shadow: var(--shadow-dark);
        }

        .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;
        }

/* roulang page: category1 */
:root {
 --bg-primary: #0F0E13;
 --bg-card: #1A1822;
 --bg-card-alt: #201C2B;
 --bg-input: #14121A;
 --text-primary: #F5F0EA;
 --text-secondary: #B8B0C0;
 --text-muted: #7C7488;
 --brand-main: #D41E5D;
 --brand-main-hover: #E0286A;
 --brand-main-dark: #B01A4C;
 --brand-accent: #D9A441;
 --brand-accent-soft: #C9A86A;
 --brand-online: #2FA36B;
 --border-soft: rgba(245, 240, 234, 0.08);
 --border-soft-strong: rgba(245, 240, 234, 0.12);
 --radius-sm: 8px;
 --radius-md: 12px;
 --radius-lg: 16px;
 --radius-pill: 999px;
 --shadow-dark: 0 8px 24px rgba(0, 0, 0, 0.35);
 --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.5);
 --shadow-brand-glow: 0 0 30px rgba(212, 30, 93, 0.25);
 --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
 --transition-fast: 0.2s ease;
 --transition-base: 0.3s ease;
 --transition-slow: 0.45s ease;
 --section-padding-desktop: 4.5rem;
 --section-padding-mobile: 2.8rem;
 --container-max: 1200px;
}
html {
 font-size: 16px;
 scroll-behavior: smooth;
 -webkit-text-size-adjust: 100%;
}
body {
 margin: 0;
 font-family: var(--font-family-base);
 font-size: 1rem;
 font-weight: 400;
 line-height: 1.75;
 color: var(--text-primary);
 background-color: var(--bg-primary);
 background-image: radial-gradient(ellipse at 20% 10%, rgba(212, 30, 93, 0.05) 0%, transparent 55%),
 radial-gradient(ellipse at 80% 90%, rgba(217, 164, 65, 0.03) 0%, transparent 55%);
 min-height: 100vh;
 overflow-x: hidden;
 -webkit-font-smoothing: antialiased;
 -moz-osx-font-smoothing: grayscale;
}
a {
 color: var(--text-primary);
 text-decoration: none;
 transition: color var(--transition-fast);
}
a:hover, a:focus {
 color: var(--brand-main-hover);
 text-decoration: none;
}
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
 outline: 2px solid var(--brand-main);
 outline-offset: 2px;
 border-radius: var(--radius-sm);
}
img {
 max-width: 100%;
 height: auto;
 display: block;
}
.container-custom {
 max-width: var(--container-max);
 margin: 0 auto;
 padding-left: 1.5rem;
 padding-right: 1.5rem;
}
@media (min-width: 768px) {
 .container-custom { padding-left: 2rem; padding-right: 2rem; }
}
@media (min-width: 1200px) {
 .container-custom { padding-left: 2.5rem; padding-right: 2.5rem; }
}

/* ========== Header / Nav ========== */
.site-header {
 position: sticky;
 top: 0;
 z-index: 1040;
 background: rgba(15, 14, 19, 0.92);
 backdrop-filter: blur(16px);
 -webkit-backdrop-filter: blur(16px);
 border-bottom: 1px solid var(--border-soft);
 transition: box-shadow var(--transition-base);
}
.site-header.header-scrolled {
 box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}
.header-top-row {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 1.5rem;
 padding-top: 0.75rem;
 padding-bottom: 0.75rem;
 flex-wrap: wrap;
}
.brand-logo {
 display: flex;
 align-items: center;
 gap: 0.65rem;
 font-size: 1.25rem;
 font-weight: 800;
 color: var(--text-primary);
 white-space: nowrap;
 letter-spacing: -0.01em;
 transition: color var(--transition-fast);
 flex-shrink: 0;
}
.brand-logo:hover, .brand-logo:focus { color: var(--text-primary); }
.brand-logo .logo-icon {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 width: 38px;
 height: 38px;
 background: linear-gradient(135deg, var(--brand-main), var(--brand-main-dark));
 border-radius: var(--radius-sm);
 color: #fff;
 font-size: 0.85rem;
 box-shadow: 0 0 16px rgba(212, 30, 93, 0.35);
 flex-shrink: 0;
}
.brand-logo .logo-text {
 display: flex;
 flex-direction: column;
 line-height: 1.15;
}
.brand-logo .logo-text .logo-name {
 font-size: 1.15rem;
 font-weight: 800;
 letter-spacing: -0.01em;
}
.brand-logo .logo-text .logo-sub {
 font-size: 0.7rem;
 font-weight: 400;
 color: var(--text-muted);
 letter-spacing: 0.04em;
}
.header-search {
 flex: 1 1 auto;
 max-width: 420px;
 min-width: 200px;
 display: flex;
 align-items: center;
 gap: 0;
 background: var(--bg-input);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-pill);
 overflow: hidden;
 transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.header-search:focus-within {
 border-color: var(--brand-main);
 box-shadow: 0 0 0 3px rgba(212, 30, 93, 0.15);
}
.header-search input {
 flex: 1;
 background: transparent;
 border: none;
 outline: none;
 color: var(--text-primary);
 font-size: 0.9rem;
 padding: 0.6rem 1rem;
 min-width: 0;
}
.header-search input::placeholder { color: var(--text-muted); }
.header-search .search-btn {
 background: var(--brand-main);
 border: none;
 color: #fff;
 width: 42px;
 height: 42px;
 display: flex;
 align-items: center;
 justify-content: center;
 border-radius: 50%;
 margin-right: 4px;
 cursor: pointer;
 transition: background var(--transition-fast);
 flex-shrink: 0;
}
.header-search .search-btn:hover { background: var(--brand-main-hover); }
.header-actions {
 display: flex;
 align-items: center;
 gap: 0.75rem;
 flex-shrink: 0;
}
.icon-btn {
 width: 38px;
 height: 38px;
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: 50%;
 color: var(--text-secondary);
 display: flex;
 align-items: center;
 justify-content: center;
 cursor: pointer;
 transition: all var(--transition-fast);
}
.icon-btn:hover {
 border-color: var(--brand-main);
 color: var(--brand-main-hover);
 background: rgba(212, 30, 93, 0.08);
}
.btn-header-cta {
 display: inline-flex;
 align-items: center;
 gap: 0.4rem;
 background: var(--brand-main);
 color: #fff;
 font-size: 0.85rem;
 font-weight: 600;
 padding: 0.55rem 1.1rem;
 border-radius: var(--radius-pill);
 white-space: nowrap;
 transition: all var(--transition-fast);
}
.btn-header-cta:hover {
 background: var(--brand-main-hover);
 color: #fff;
 transform: translateY(-1px);
 box-shadow: 0 4px 14px rgba(212, 30, 93, 0.35);
}
.header-tabs-row {
 display: flex;
 align-items: center;
 gap: 0.4rem;
 padding-top: 0.5rem;
 padding-bottom: 0.6rem;
 overflow-x: auto;
 scrollbar-width: thin;
 scrollbar-color: var(--border-soft-strong) transparent;
 -webkit-overflow-scrolling: touch;
 flex-wrap: nowrap;
}
.header-tabs-row::-webkit-scrollbar { height: 3px; }
.header-tabs-row::-webkit-scrollbar-track { background: transparent; }
.header-tabs-row::-webkit-scrollbar-thumb { background: var(--border-soft-strong); border-radius: 999px; }
.nav-tab {
 display: inline-flex;
 align-items: center;
 gap: 0.35rem;
 padding: 0.45rem 0.85rem;
 border-radius: var(--radius-pill);
 font-size: 0.85rem;
 font-weight: 500;
 color: var(--text-secondary);
 white-space: nowrap;
 transition: all var(--transition-fast);
 border: 1px solid transparent;
}
.nav-tab:hover {
 background: rgba(245, 240, 234, 0.05);
 color: var(--text-primary);
}
.nav-tab.active {
 background: var(--brand-main);
 color: #fff;
 border-color: var(--brand-main);
 box-shadow: 0 0 14px rgba(212, 30, 93, 0.3);
}
.nav-tab .tab-icon { font-size: 0.75rem; opacity: 0.85; }
.nav-tab:focus-visible {
 outline: 2px solid var(--brand-main);
 outline-offset: 2px;
}
@media (max-width: 767px) {
 .header-top-row { gap: 0.8rem; }
 .header-search { max-width: 100%; order: 3; flex-basis: 100%; }
 .btn-header-cta { padding: 0.5rem 0.8rem; font-size: 0.8rem; }
 .brand-logo .logo-text .logo-name { font-size: 0.95rem; }
 .brand-logo .logo-text .logo-sub { font-size: 0.65rem; }
 .nav-tab { padding: 0.4rem 0.7rem; font-size: 0.78rem; }
}

/* ========== Breadcrumb / Category Header ========== */
.breadcrumb-section {
 padding: 1.2rem 0 0.5rem;
}
.breadcrumb-nav {
 font-size: 0.82rem;
 color: var(--text-muted);
 display: flex;
 align-items: center;
 gap: 0.4rem;
 flex-wrap: wrap;
}
.breadcrumb-nav a { color: var(--text-muted); }
.breadcrumb-nav a:hover { color: var(--brand-main-hover); }
.breadcrumb-nav .sep { opacity: 0.5; }
.breadcrumb-nav .current { color: var(--text-secondary); }
.category-hero-section {
 padding: 2rem 0 2.5rem;
 border-bottom: 1px solid var(--border-soft);
}
.category-hero-section h1 {
 font-size: 2rem;
 font-weight: 800;
 line-height: 1.35;
 margin-bottom: 0.75rem;
 color: var(--text-primary);
 letter-spacing: -0.02em;
}
.category-hero-section .cat-desc {
 font-size: 0.95rem;
 color: var(--text-secondary);
 max-width: 70ch;
 margin-bottom: 0;
}
@media (max-width: 767px) {
 .category-hero-section h1 { font-size: 1.5rem; }
 .category-hero-section .cat-desc { font-size: 0.88rem; }
}

/* ========== Filter Bar ========== */
.filter-section {
 padding: 1.8rem 0 1.2rem;
}
.filter-section .filter-title {
 font-size: 0.95rem;
 font-weight: 700;
 color: var(--text-primary);
 margin-bottom: 0.8rem;
}
.filter-pills {
 display: flex;
 gap: 0.5rem;
 flex-wrap: wrap;
 align-items: center;
}
.filter-pill {
 display: inline-flex;
 align-items: center;
 gap: 0.3rem;
 padding: 0.4rem 0.9rem;
 border-radius: var(--radius-pill);
 font-size: 0.8rem;
 font-weight: 500;
 background: var(--bg-card);
 color: var(--text-secondary);
 border: 1px solid var(--border-soft);
 cursor: pointer;
 transition: all var(--transition-fast);
 white-space: nowrap;
}
.filter-pill:hover {
 border-color: var(--brand-main);
 color: var(--text-primary);
 background: rgba(212, 30, 93, 0.08);
}
.filter-pill.active {
 background: var(--brand-main);
 color: #fff;
 border-color: var(--brand-main);
}
.filter-pill .pill-dot {
 width: 6px;
 height: 6px;
 border-radius: 50%;
 background: var(--brand-accent);
}
.filter-tags-row {
 display: flex;
 gap: 0.5rem;
 overflow-x: auto;
 padding-bottom: 0.25rem;
 scrollbar-width: thin;
 scrollbar-color: var(--border-soft-strong) transparent;
 -webkit-overflow-scrolling: touch;
}
.filter-tags-row::-webkit-scrollbar { height: 3px; }
.filter-tags-row::-webkit-scrollbar-thumb { background: var(--border-soft-strong); border-radius: 999px; }

/* ========== Video Grid / Card ========== */
.video-list-section {
 padding: 1.5rem 0 2.5rem;
}
.video-list-section .section-head {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 1rem;
 margin-bottom: 1.2rem;
 flex-wrap: wrap;
}
.video-list-section .section-head h2 {
 font-size: 1.4rem;
 font-weight: 700;
 margin-bottom: 0;
}
.sort-bar {
 display: flex;
 align-items: center;
 gap: 0.4rem;
 flex-wrap: wrap;
}
.sort-btn {
 padding: 0.35rem 0.8rem;
 border-radius: var(--radius-pill);
 font-size: 0.8rem;
 font-weight: 500;
 background: var(--bg-card);
 color: var(--text-secondary);
 border: 1px solid var(--border-soft);
 cursor: pointer;
 transition: all var(--transition-fast);
}
.sort-btn:hover {
 border-color: var(--brand-main);
 color: var(--text-primary);
}
.sort-btn.active {
 background: var(--brand-main);
 color: #fff;
 border-color: var(--brand-main);
}
.video-grid {
 display: grid;
 grid-template-columns: repeat(3, 1fr);
 gap: 1.25rem;
}
.video-card {
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-lg);
 overflow: hidden;
 transition: all var(--transition-base);
 box-shadow: var(--shadow-dark);
 display: flex;
 flex-direction: column;
}
.video-card:hover {
 transform: translateY(-4px);
 border-color: rgba(212, 30, 93, 0.35);
 box-shadow: var(--shadow-hover);
}
.video-card .card-thumb {
 position: relative;
 aspect-ratio: 16/9;
 overflow: hidden;
 background: var(--bg-card-alt);
}
.video-card .card-thumb img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform var(--transition-slow);
}
.video-card:hover .card-thumb img {
 transform: scale(1.03);
}
.video-card .thumb-overlay {
 position: absolute;
 inset: 0;
 background: linear-gradient(180deg, transparent 40%, rgba(15, 14, 19, 0.75));
 display: flex;
 align-items: flex-end;
 padding: 0.8rem;
}
.video-card .duration-badge {
 position: absolute;
 top: 0.6rem;
 right: 0.6rem;
 background: rgba(15, 14, 19, 0.85);
 color: var(--text-primary);
 font-size: 0.72rem;
 padding: 0.2rem 0.5rem;
 border-radius: var(--radius-sm);
 letter-spacing: 0.03em;
}
.video-card .status-badge {
 position: absolute;
 top: 0.6rem;
 left: 0.6rem;
 background: var(--brand-online);
 color: #fff;
 font-size: 0.68rem;
 padding: 0.2rem 0.5rem;
 border-radius: var(--radius-sm);
 font-weight: 600;
}
.video-card .card-body {
 padding: 0.9rem 1rem 1rem;
 display: flex;
 flex-direction: column;
 flex: 1;
}
.video-card .card-title {
 font-size: 0.95rem;
 font-weight: 700;
 margin-bottom: 0.4rem;
 line-height: 1.4;
 color: var(--text-primary);
}
.video-card .card-title a { color: inherit; }
.video-card .card-title a:hover { color: var(--brand-main-hover); }
.video-card .card-tags {
 display: flex;
 flex-wrap: wrap;
 gap: 0.35rem;
 margin-bottom: 0.6rem;
}
.video-card .card-tags .tag-pill {
 font-size: 0.7rem;
 padding: 0.15rem 0.55rem;
 border-radius: var(--radius-pill);
 background: rgba(212, 30, 93, 0.12);
 color: var(--brand-main-hover);
 border: 1px solid rgba(212, 30, 93, 0.2);
}
.video-card .card-tags .tag-pill.accent {
 background: rgba(217, 164, 65, 0.1);
 color: var(--brand-accent);
 border-color: rgba(217, 164, 65, 0.25);
}
.video-card .card-meta {
 display: flex;
 align-items: center;
 justify-content: space-between;
 font-size: 0.75rem;
 color: var(--text-muted);
 margin-top: auto;
 padding-top: 0.5rem;
 border-top: 1px solid var(--border-soft);
}
.video-card .card-meta .heat { color: var(--brand-accent); }
.load-more-row {
 text-align: center;
 margin-top: 1.5rem;
}
.btn-load-more {
 display: inline-flex;
 align-items: center;
 gap: 0.4rem;
 background: transparent;
 border: 1px solid var(--border-soft-strong);
 color: var(--text-secondary);
 padding: 0.6rem 1.4rem;
 border-radius: var(--radius-pill);
 font-size: 0.85rem;
 font-weight: 500;
 cursor: pointer;
 transition: all var(--transition-fast);
}
.btn-load-more:hover {
 border-color: var(--brand-main);
 color: var(--brand-main-hover);
 background: rgba(212, 30, 93, 0.05);
}
@media (max-width: 991px) {
 .video-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 575px) {
 .video-grid { grid-template-columns: 1fr; }
}

/* ========== Album Rail ========== */
.album-rail-section {
 padding: 2.5rem 0;
 background: var(--bg-card-alt);
 border-top: 1px solid var(--border-soft);
 border-bottom: 1px solid var(--border-soft);
}
.album-rail-section .section-head h2 {
 font-size: 1.4rem;
 font-weight: 700;
 margin-bottom: 1rem;
}
.album-rail {
 display: flex;
 gap: 1rem;
 overflow-x: auto;
 padding-bottom: 0.5rem;
 scrollbar-width: thin;
 scrollbar-color: var(--border-soft-strong) transparent;
 -webkit-overflow-scrolling: touch;
}
.album-rail::-webkit-scrollbar { height: 3px; }
.album-rail::-webkit-scrollbar-thumb { background: var(--border-soft-strong); border-radius: 999px; }
.album-card {
 flex: 0 0 240px;
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-md);
 overflow: hidden;
 transition: all var(--transition-base);
 cursor: pointer;
}
.album-card:hover {
 border-color: rgba(212, 30, 93, 0.35);
 transform: translateY(-3px);
 box-shadow: var(--shadow-hover);
}
.album-card .album-thumb {
 aspect-ratio: 16/9;
 overflow: hidden;
 background: var(--bg-card-alt);
}
.album-card .album-thumb img {
 width: 100%;
 height: 100%;
 object-fit: cover;
 transition: transform var(--transition-slow);
}
.album-card:hover .album-thumb img { transform: scale(1.03); }
.album-card .album-body {
 padding: 0.7rem 0.8rem 0.8rem;
}
.album-card .album-body h3 {
 font-size: 0.85rem;
 font-weight: 700;
 margin-bottom: 0.25rem;
}
.album-card .album-body p {
 font-size: 0.72rem;
 color: var(--text-muted);
 margin-bottom: 0;
}

/* ========== Related Categories ========== */
.related-cats-section {
 padding: 2.5rem 0;
}
.related-cats-section .section-head h2 {
 font-size: 1.4rem;
 font-weight: 700;
 margin-bottom: 1rem;
}
.related-cat-cards {
 display: grid;
 grid-template-columns: repeat(4, 1fr);
 gap: 0.8rem;
}
.related-cat-card {
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-md);
 padding: 0.8rem 1rem;
 text-align: center;
 font-size: 0.82rem;
 font-weight: 500;
 color: var(--text-secondary);
 transition: all var(--transition-fast);
 cursor: pointer;
}
.related-cat-card:hover {
 border-color: var(--brand-main);
 color: var(--text-primary);
 background: rgba(212, 30, 93, 0.06);
}
.related-cat-card i {
 display: block;
 font-size: 1.1rem;
 color: var(--brand-accent);
 margin-bottom: 0.3rem;
}
@media (max-width: 767px) {
 .related-cat-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
 .related-cat-cards { grid-template-columns: 1fr 1fr; }
}

/* ========== Update News ========== */
.news-section {
 padding: 2.5rem 0;
 background: var(--bg-card-alt);
 border-top: 1px solid var(--border-soft);
 border-bottom: 1px solid var(--border-soft);
}
.news-section .section-head h2 {
 font-size: 1.4rem;
 font-weight: 700;
 margin-bottom: 1rem;
}
.news-list {
 display: flex;
 flex-direction: column;
 gap: 0.6rem;
}
.news-item {
 display: flex;
 align-items: flex-start;
 gap: 0.8rem;
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-md);
 padding: 0.7rem 0.9rem;
 transition: all var(--transition-fast);
}
.news-item:hover {
 border-color: rgba(212, 30, 93, 0.25);
 background: rgba(212, 30, 93, 0.03);
}
.news-item .news-date {
 flex-shrink: 0;
 background: rgba(217, 164, 65, 0.12);
 color: var(--brand-accent);
 font-size: 0.72rem;
 font-weight: 600;
 padding: 0.2rem 0.5rem;
 border-radius: var(--radius-sm);
 white-space: nowrap;
}
.news-item .news-content {
 flex: 1;
 min-width: 0;
}
.news-item .news-content h3 {
 font-size: 0.85rem;
 font-weight: 600;
 margin-bottom: 0.15rem;
}
.news-item .news-content p {
 font-size: 0.75rem;
 color: var(--text-muted);
 margin-bottom: 0;
 overflow: hidden;
 text-overflow: ellipsis;
 white-space: nowrap;
}

/* ========== CTA Section ========== */
.cta-section {
 padding: 2.5rem 0;
}
.cta-banner {
 background: var(--bg-card);
 border: 1px solid rgba(212, 30, 93, 0.3);
 border-radius: var(--radius-lg);
 padding: 2rem 2.5rem;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 1.5rem;
 flex-wrap: wrap;
 box-shadow: var(--shadow-brand-glow);
 background-image: radial-gradient(ellipse at right top, rgba(212, 30, 93, 0.12) 0%, transparent 60%);
}
.cta-banner .cta-text h2 {
 font-size: 1.3rem;
 font-weight: 800;
 margin-bottom: 0.35rem;
}
.cta-banner .cta-text p {
 font-size: 0.85rem;
 color: var(--text-secondary);
 margin-bottom: 0;
}
.cta-banner .btn-cta-primary {
 display: inline-flex;
 align-items: center;
 gap: 0.4rem;
 background: var(--brand-main);
 color: #fff;
 font-size: 0.9rem;
 font-weight: 600;
 padding: 0.7rem 1.6rem;
 border-radius: var(--radius-pill);
 white-space: nowrap;
 transition: all var(--transition-fast);
 border: none;
 cursor: pointer;
}
.cta-banner .btn-cta-primary:hover {
 background: var(--brand-main-hover);
 color: #fff;
 transform: translateY(-2px);
 box-shadow: 0 6px 18px rgba(212, 30, 93, 0.4);
}
@media (max-width: 575px) {
 .cta-banner { padding: 1.5rem; flex-direction: column; text-align: center; }
 .cta-banner .cta-text h2 { font-size: 1.1rem; }
}

/* ========== FAQ ========== */
.faq-section {
 padding: 2.5rem 0 3.5rem;
}
.faq-section .section-head h2 {
 font-size: 1.4rem;
 font-weight: 700;
 margin-bottom: 1rem;
}
.accordion-custom .accordion-item {
 background: var(--bg-card);
 border: 1px solid var(--border-soft);
 border-radius: var(--radius-md) !important;
 margin-bottom: 0.6rem;
 overflow: hidden;
}
.accordion-custom .accordion-header {
 border: none;
}
.accordion-custom .accordion-button {
 background: var(--bg-card);
 color: var(--text-primary);
 font-size: 0.9rem;
 font-weight: 600;
 padding: 0.85rem 1.2rem;
 border: none;
 box-shadow: none;
}
.accordion-custom .accordion-button:not(.collapsed) {
 background: rgba(212, 30, 93, 0.08);
 color: var(--text-primary);
 box-shadow: none;
}
.accordion-custom .accordion-button:focus {
 box-shadow: 0 0 0 3px rgba(212, 30, 93, 0.15);
}
.accordion-custom .accordion-button::after {
 filter: brightness(0) invert(0.8);
}
.accordion-custom .accordion-body {
 background: var(--bg-card);
 color: var(--text-secondary);
 font-size: 0.85rem;
 padding: 0.6rem 1.2rem 1rem;
 border-top: 1px solid var(--border-soft);
}

/* ========== Footer ========== */
.site-footer {
 background: var(--bg-input);
 border-top: 1px solid var(--border-soft);
 padding-top: 3rem;
 margin-top: 0;
}
.footer-top {
 display: grid;
 grid-template-columns: 2fr 1fr 1fr 1fr;
 gap: 2rem;
 padding-bottom: 2rem;
}
.footer-brand-col p {
 font-size: 0.82rem;
 color: var(--text-secondary);
 margin-top: 0.8rem;
 max-width: 32ch;
 line-height: 1.7;
}
.footer-col h4 {
 font-size: 0.9rem;
 font-weight: 700;
 color: var(--text-primary);
 margin-bottom: 0.8rem;
}
.footer-col ul {
 list-style: none;
 padding: 0;
 margin: 0;
}
.footer-col ul li { margin-bottom: 0.45rem; }
.footer-col ul li a {
 font-size: 0.8rem;
 color: var(--text-muted);
 transition: color var(--transition-fast);
}
.footer-col ul li a:hover { color: var(--brand-main-hover); }
.footer-bottom {
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 1rem;
 padding: 1.2rem 0;
 border-top: 1px solid var(--border-soft);
 flex-wrap: wrap;
}
.footer-bottom .copyright {
 font-size: 0.78rem;
 color: var(--text-muted);
}
.footer-bottom .footer-links {
 display: flex;
 gap: 1rem;
 flex-wrap: wrap;
}
.footer-bottom .footer-links a {
 font-size: 0.78rem;
 color: var(--text-muted);
}
.footer-bottom .footer-links a:hover { color: var(--brand-main-hover); }
@media (max-width: 991px) {
 .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 575px) {
 .footer-top { grid-template-columns: 1fr; gap: 1.2rem; }
 .footer-bottom { flex-direction: column; align-items: flex-start; gap: 0.6rem; }
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}