/* roulang page: index */
:root {
            --color-primary: #FF6B35;
            --color-primary-dark: #E5531F;
            --color-secondary: #1B3A4B;
            --color-accent: #7ED321;
            --color-bg: #FAF7F4;
            --color-surface: #FFFFFF;
            --color-text: #2D2A26;
            --color-text-muted: #6B6560;
            --color-border: #ECE5DF;
            --color-dark: #1B2B33;
            --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #FF9A5C 100%);
            --radius-card: 16px;
            --radius-btn: 50px;
            --radius-badge: 6px;
            --shadow-card: 0 2px 8px rgba(27, 58, 75, 0.06);
            --shadow-hover: 0 12px 32px rgba(27, 58, 75, 0.12);
            --shadow-cta: 0 8px 24px rgba(255, 107, 53, 0.3);
            --font-cn: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-en: "DIN Alternate", "Barlow", "Roboto Condensed", sans-serif;
            --container-w: 1200px;
        }

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

        html {
            scroll-behavior: smooth
        }

        body {
            font-family: var(--font-cn);
            background: var(--color-bg);
            color: var(--color-text);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none
        }

        button,
        input {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

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

        .container {
            max-width: var(--container-w);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: clamp(64px, 10vw, 110px) 0;
        }

        .section-head {
            margin-bottom: 48px;
            max-width: 640px;
        }

        .section-tag {
            font-size: 12px;
            letter-spacing: 0.2em;
            color: var(--color-primary);
            font-weight: 600;
            text-transform: uppercase;
            display: block;
            margin-bottom: 8px;
            font-family: var(--font-en);
        }

        .section-title {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-secondary);
            letter-spacing: -0.01em;
        }

        .section-sub {
            margin-top: 12px;
            color: var(--color-text-muted);
            font-size: 15px;
            line-height: 1.8;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 700;
            transition: all 0.3s ease;
            cursor: pointer;
            white-space: nowrap;
            border: none;
            line-height: 1.4;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            box-shadow: var(--shadow-cta);
        }

        .btn-primary:hover {
            filter: brightness(1.1);
            box-shadow: 0 12px 32px rgba(255, 107, 53, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline {
            background: transparent;
            border: 2px solid var(--color-secondary);
            color: var(--color-secondary);
            padding: 12px 28px;
        }

        .btn-outline:hover {
            background: var(--color-secondary);
            color: #fff;
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.8);
            color: #fff;
            background: transparent;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1B2B33;
        }

        .btn-accent:hover {
            filter: brightness(1.05);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(126, 211, 33, 0.3);
        }

        .badge {
            display: inline-block;
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-primary);
            border-radius: var(--radius-badge);
            padding: 4px 10px;
            font-size: 13px;
            font-weight: 600;
        }

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            height: 70px;
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: var(--gradient-primary);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .logo-icon svg {
            width: 22px;
            height: 22px;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--color-secondary);
            letter-spacing: -0.01em;
        }

        .logo-text .logo-sub {
            display: block;
            font-size: 10px;
            font-weight: 400;
            color: var(--color-text-muted);
            letter-spacing: 0.12em;
            line-height: 1.2;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: block;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            transition: all 0.25s ease;
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(255, 107, 53, 0.08);
        }

        .nav-link.active {
            color: var(--color-primary);
            background: rgba(255, 107, 53, 0.08);
        }

        .nav-link.active::after {
            content: '';
            display: block;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            margin-top: 2px;
        }

        .nav-cta {
            margin-left: 8px;
        }

        .nav-cta .btn {
            padding: 10px 22px;
            font-size: 14px;
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 12px);
            right: 0;
            width: 720px;
            background: var(--color-dark);
            border-radius: 0 0 20px 20px;
            padding: 28px 32px;
            display: grid;
            grid-template-columns: 1.2fr 1fr 0.8fr;
            gap: 28px;
            opacity: 0;
            transform: translateY(-8px);
            visibility: hidden;
            transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
            z-index: 100;
        }

        .nav-item.has-mega:hover .mega-panel,
        .nav-item.has-mega:focus-within .mega-panel {
            opacity: 1;
            transform: translateY(0);
            visibility: visible;
        }

        .mega-panel h4 {
            color: #fff;
            font-size: 14px;
            letter-spacing: 0.08em;
            font-weight: 600;
            margin-bottom: 16px;
            padding-bottom: 8px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        }

        .mega-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mega-list a {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
            transition: all 0.25s ease;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }

        .mega-list a:hover {
            color: var(--color-primary);
        }

        .mega-list a .mega-date {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            font-family: var(--font-en);
        }

        .mega-brand {
            background: linear-gradient(135deg, rgba(255, 107, 53, 0.2), rgba(255, 154, 92, 0.1));
            border-radius: 12px;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            min-height: 140px;
            border: 1px solid rgba(255, 107, 53, 0.3);
        }

        .mega-brand p {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 12px;
        }

        .mega-brand .text-link {
            color: var(--color-primary);
            font-size: 14px;
            font-weight: 600;
        }

        .mega-brand .text-link:hover {
            color: #FF9A5C;
        }

        /* Burger */
        .burger {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 8px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            background: transparent;
        }

        .burger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .burger.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .burger.active span:nth-child(2) {
            opacity: 0;
        }

        .burger.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Mobile Menu */
        .mobile-menu {
            position: fixed;
            top: 70px;
            left: 0;
            right: 0;
            background: var(--color-dark);
            z-index: 999;
            height: calc(100vh - 70px);
            overflow-y: auto;
            padding: 32px 24px;
            transform: translateX(100%);
            transition: transform 0.35s ease;
        }

        .mobile-menu.open {
            transform: translateX(0);
        }

        .mobile-menu a.mm-link {
            display: block;
            color: rgba(255, 255, 255, 0.9);
            font-size: 20px;
            font-weight: 700;
            padding: 14px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .mobile-menu a.mm-link:hover {
            color: var(--color-primary);
        }

        .mobile-menu a.mm-link.active {
            color: var(--color-primary);
        }

        .mm-cta {
            margin-top: 24px;
        }

        .mm-cta .btn {
            width: 100%;
        }

        /* Hero */
        .hero {
            position: relative;
            background: var(--color-bg);
            overflow: hidden;
            padding: clamp(60px, 8vw, 100px) 0 clamp(80px, 10vw, 120px);
        }

        .hero-wave {
            position: absolute;
            inset: 0;
            pointer-events: none;
            z-index: 0;
        }

        .hero-wave::before,
        .hero-wave::after {
            content: '';
            position: absolute;
            left: -10%;
            width: 80%;
            height: 1px;
            background: var(--color-primary);
            opacity: 0.2;
            border-radius: 50%;
        }

        .hero-wave::before {
            top: 30%;
            transform: scaleX(1.1);
        }

        .hero-wave::after {
            top: 60%;
            transform: scaleX(0.9);
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 48px;
            align-items: center;
        }

        .hero-content .hero-badge {
            display: inline-block;
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-primary);
            border-radius: 50px;
            padding: 6px 14px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
        }

        .hero-content h1 {
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            color: var(--color-secondary);
            letter-spacing: -0.01em;
            margin-bottom: 16px;
        }

        .hero-content .hero-sub {
            font-size: 17px;
            line-height: 1.8;
            color: var(--color-text-muted);
            max-width: 520px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-visual {
            position: relative;
        }

        .hero-img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: 24px;
            box-shadow: 0 24px 48px rgba(27, 58, 75, 0.15);
        }

        .hero-img-card {
            position: absolute;
            bottom: 24px;
            left: -24px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(8px);
            border-radius: 12px;
            padding: 16px 20px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .hero-img-card .dot-pulse {
            width: 10px;
            height: 10px;
            background: var(--color-accent);
            border-radius: 50%;
            flex-shrink: 0;
            animation: pulse 1.5s ease infinite;
        }

        @keyframes pulse {
            0% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.5);
                opacity: 0.5;
            }
            100% {
                transform: scale(1);
                opacity: 1;
            }
        }

        .hero-img-card p {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-secondary);
            line-height: 1.4;
        }

        .hero-img-card small {
            font-size: 12px;
            color: var(--color-text-muted);
        }

        /* Stats Strip */
        .stats-strip {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border);
            padding: 32px 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            text-align: center;
        }

        .stats-item .num {
            font-family: var(--font-en);
            font-size: 36px;
            font-weight: 800;
            color: var(--color-secondary);
            line-height: 1.2;
        }

        .stats-item .num small {
            font-size: 20px;
            color: var(--color-primary);
            margin-left: 2px;
        }

        .stats-item .label {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-top: 4px;
        }

        /* Agenda */
        .agenda {
            background: var(--color-bg);
        }

        .timeline {
            max-width: 720px;
            margin: 0 auto;
            position: relative;
            padding: 20px 0;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0;
            bottom: 0;
            width: 2px;
            background: var(--color-primary);
            opacity: 0.3;
            transform: translateX(-50%);
        }

        .timeline::after {
            content: '';
            position: absolute;
            top: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 12px;
            height: 12px;
            background: var(--color-primary);
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
        }

        .timeline-end {
            position: absolute;
            bottom: -4px;
            left: 50%;
            transform: translateX(-50%);
            width: 12px;
            height: 12px;
            background: var(--color-primary);
            border-radius: 50%;
            box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.2);
        }

        .tl-item {
            position: relative;
            width: 50%;
            padding: 20px 40px 20px 0;
        }

        .tl-item:nth-child(even) {
            left: 50%;
            padding: 20px 0 20px 40px;
        }

        .tl-item .tl-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .tl-item .tl-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .tl-item:hover .tl-time {
            background: var(--color-secondary);
        }

        .tl-time {
            display: inline-block;
            background: var(--color-primary);
            color: #fff;
            font-family: var(--font-en);
            font-size: 14px;
            font-weight: 700;
            border-radius: 12px;
            padding: 8px 16px;
            margin-bottom: 12px;
            transition: background 0.3s ease;
        }

        .tl-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-secondary);
            line-height: 1.4;
            margin-bottom: 8px;
        }

        .tl-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* Highlights */
        .highlights {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .hl-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .hl-card {
            padding: 32px 24px;
            border-radius: var(--radius-card);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .hl-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(255, 107, 53, 0.3);
        }

        .hl-icon {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: rgba(255, 107, 53, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .hl-icon svg {
            width: 26px;
            height: 26px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .hl-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 8px;
        }

        .hl-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* Speakers */
        .speakers {
            background: var(--color-bg);
        }

        .sp-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .sp-card {
            text-align: center;
            padding: 32px 20px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .sp-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .sp-avatar {
            width: 80px;
            height: 80px;
            border-radius: 50%;
            border: 3px solid rgba(255, 107, 53, 0.4);
            margin: 0 auto 16px;
            overflow: hidden;
        }

        .sp-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .sp-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 6px;
        }

        .sp-role {
            display: inline-block;
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-primary);
            font-size: 13px;
            font-weight: 600;
            border-radius: var(--radius-badge);
            padding: 4px 12px;
            margin-bottom: 12px;
        }

        .sp-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* News */
        .news-section {
            background: var(--color-surface);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 40px;
            align-items: start;
        }

        .news-feature {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            display: block;
            aspect-ratio: 16 / 10;
        }

        .news-feature img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .news-feature:hover img {
            transform: scale(1.03);
        }

        .news-feature .overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 30%, rgba(27, 43, 51, 0.85) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 28px;
        }

        .news-feature .overlay .badge {
            align-self: flex-start;
            margin-bottom: 10px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            backdrop-filter: blur(4px);
            font-size: 12px;
        }

        .news-feature .overlay h3 {
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .news-feature .overlay .meta {
            color: rgba(255, 255, 255, 0.75);
            font-size: 13px;
        }

        .news-list-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .news-row {
            display: flex;
            gap: 16px;
            align-items: center;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .news-row:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .news-row:hover {
            padding-left: 8px;
        }

        .news-thumb {
            width: 80px;
            height: 80px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
        }

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

        .news-row-content .badge {
            font-size: 11px;
            padding: 2px 8px;
            margin-bottom: 4px;
        }

        .news-row-content h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-secondary);
            line-height: 1.4;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 2px;
        }

        .news-row-content h3 a:hover {
            color: var(--color-primary);
        }

        .news-row-content p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-row-content .time {
            font-size: 12px;
            color: var(--color-text-muted);
            font-family: var(--font-en);
            margin-top: 4px;
        }

        .text-link-arrow {
            color: var(--color-primary);
            font-size: 15px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.25s ease;
        }

        .text-link-arrow:hover {
            gap: 8px;
            color: var(--color-primary-dark);
        }

        .news-empty {
            text-align: center;
            padding: 60px 20px;
            background: var(--color-bg);
            border-radius: var(--radius-card);
            border: 2px dashed var(--color-border);
        }

        .news-empty .empty-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 28px;
        }

        .news-empty p {
            font-size: 16px;
            color: var(--color-text-muted);
        }

        /* Pricing */
        .pricing {
            background: var(--color-bg);
        }

        .price-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: stretch;
        }

        .price-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            border: 2px solid transparent;
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            position: relative;
            transition: all 0.3s ease;
        }

        .price-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .price-card.recommended {
            border-color: var(--color-primary);
            box-shadow: 0 8px 32px rgba(255, 107, 53, 0.2);
        }

        .price-card .ribbon {
            position: absolute;
            top: -12px;
            right: 24px;
            background: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 4px 16px;
            border-radius: 20px;
        }

        .price-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 8px;
        }

        .price-card .price {
            font-size: 44px;
            font-weight: 800;
            color: var(--color-secondary);
            font-family: var(--font-en);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .price-card .price small {
            font-size: 16px;
            font-weight: 400;
            color: var(--color-text-muted);
        }

        .price-card .desc {
            font-size: 14px;
            color: var(--color-text-muted);
            margin-bottom: 24px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border);
        }

        .price-list {
            flex: 1;
            margin-bottom: 28px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .price-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 15px;
            color: var(--color-text);
        }

        .price-list li svg {
            width: 18px;
            height: 18px;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .price-list li.off {
            opacity: 0.5;
        }

        /* CTA */
        .cta-block {
            background: linear-gradient(120deg, var(--color-dark) 0%, #23485C 100%);
            padding: clamp(64px, 8vw, 100px) 0;
            text-align: center;
        }

        .cta-block h2 {
            color: #fff;
            font-size: clamp(26px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cta-block p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 16px;
            max-width: 520px;
            margin: 0 auto 32px;
        }

        .cta-block .btn {
            font-size: 18px;
            padding: 18px 48px;
        }

        .trust-row {
            display: flex;
            justify-content: center;
            gap: 28px;
            margin-top: 32px;
            flex-wrap: wrap;
        }

        .trust-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 13px;
        }

        .trust-item svg {
            width: 16px;
            height: 16px;
        }

        /* FAQ */
        .faq {
            background: var(--color-surface);
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-item.open {
            border-color: var(--color-primary);
        }

        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-secondary);
            background: transparent;
            width: 100%;
            text-align: left;
        }

        .faq-q .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-a-inner {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.75);
            padding: 80px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand .logo-text {
            color: #fff;
        }

        .footer-brand .logo-text .logo-sub {
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 260px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 18px;
            letter-spacing: 0.04em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.25s ease;
        }

        .footer-col ul a:hover {
            color: var(--color-primary);
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
        }

        .footer-contact li svg {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
        }

        .footer-links {
            padding: 24px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
            flex-wrap: wrap;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.5);
            transition: color 0.25s ease;
        }

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

        .footer-bottom {
            padding: 24px 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.4);
        }

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

        /* Responsive */
        @media (max-width: 1024px) {
            .hl-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .sp-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .price-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .hero-img {
                height: 320px;
            }
            .hero-img-card {
                left: 16px;
            }
            .mega-panel {
                width: 620px;
            }
            .news-layout {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .site-header {
                height: 60px;
            }
            .main-nav {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .burger {
                display: flex;
            }
            .mobile-menu {
                top: 60px;
                height: calc(100vh - 60px);
            }
            .hero {
                padding: 48px 0 64px;
            }
            .timeline::before {
                left: 20px;
            }
            .timeline::after,
            .timeline-end {
                left: 20px;
            }
            .tl-item,
            .tl-item:nth-child(even) {
                width: 100%;
                left: 0;
                padding: 12px 0 12px 48px;
            }
            .hl-grid,
            .sp-grid {
                grid-template-columns: 1fr;
            }
            .hero-actions {
                flex-direction: column;
                width: 100%;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .news-feature .overlay {
                padding: 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .cta-block .btn {
                width: calc(100% - 48px);
                padding: 16px 24px;
            }
            .trust-row {
                gap: 16px;
            }
            .mega-panel {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero-img-card {
                left: 8px;
                right: 8px;
                bottom: 8px;
            }
            .hl-grid,
            .sp-grid {
                gap: 16px;
            }
            .hl-card {
                padding: 24px 20px;
            }
            .section {
                padding: 56px 0;
            }
            .section-head {
                margin-bottom: 32px;
            }
            .btn {
                padding: 12px 24px;
                font-size: 15px;
            }
        }

/* roulang page: article */
:root{
  --color-primary:#FF6B35;
  --color-primary-dark:#E5531F;
  --color-secondary:#1B3A4B;
  --color-accent:#7ED321;
  --color-bg:#FAF7F4;
  --color-surface:#FFFFFF;
  --color-text:#2D2A26;
  --color-text-muted:#6B6560;
  --color-border:#ECE5DF;
  --color-dark:#1B2B33;
  --radius-card:16px;
  --radius-btn:50px;
  --radius-tag:6px;
  --shadow-card:0 2px 8px rgba(27,58,75,.06);
  --shadow-hover:0 12px 32px rgba(27,58,75,.12);
  --transition:all .3s ease;
  --container:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--color-bg);
  color:var(--color-text);
  line-height:1.8;
  font-size:15px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);font-weight:700;font-size:15px;
  padding:12px 28px;transition:var(--transition);line-height:1.4;
  border:2px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,#FF6B35 0%,#FF9A5C 100%);
  color:#fff;border:none;box-shadow:0 4px 16px rgba(255,107,53,.28);
}
.btn-primary:hover{filter:brightness(1.1);box-shadow:0 8px 24px rgba(255,107,53,.4);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{
  background:transparent;border:2px solid var(--color-secondary);color:var(--color-secondary);
}
.btn-outline:hover{background:var(--color-secondary);color:#fff}
.btn:focus-visible{
  outline:2px solid var(--color-primary);outline-offset:2px;
}
/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--color-border);
  height:70px;
}
.header-inner{
  height:70px;display:flex;align-items:center;gap:32px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-icon{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,#FF6B35,#FF9A5C);
  display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0;
}
.logo-icon svg{width:22px;height:22px}
.logo-text{
  font-size:20px;font-weight:800;color:var(--color-secondary);
  letter-spacing:-.01em;line-height:1.2;display:flex;flex-direction:column;
}
.logo-sub{
  font-size:11px;font-weight:500;color:var(--color-primary);
  letter-spacing:.08em;
}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-item{position:relative}
.nav-link{
  display:inline-flex;align-items:center;padding:8px 16px;
  font-size:15px;font-weight:600;color:var(--color-text);
  border-radius:8px;transition:var(--transition);position:relative;
}
.nav-link:hover{color:var(--color-primary);background:rgba(255,107,53,.08)}
.nav-link.active{color:var(--color-primary)}
.nav-link.active::after{
  content:'';position:absolute;left:16px;right:16px;bottom:-16px;height:2px;
  background:var(--color-primary);border-radius:2px;
}
.has-mega:hover .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-panel{
  position:fixed;left:50%;top:70px;transform:translateY(-8px) translateX(-50%);
  width:min(960px,92vw);
  background:var(--color-dark);color:rgba(255,255,255,.9);
  border-radius:0 0 20px 20px;
  padding:36px 40px;
  display:flex;gap:48px;
  opacity:0;visibility:hidden;
  transition:.25s ease;
  box-shadow:0 20px 50px rgba(27,43,51,.25);
  z-index:999;
}
.mega-panel h4{
  font-size:13px;letter-spacing:.18em;color:var(--color-accent);
  font-weight:700;margin-bottom:16px;text-transform:uppercase;
}
.mega-panel>div{flex:1}
.mega-list{display:flex;flex-direction:column;gap:6px}
.mega-list a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  color:rgba(255,255,255,.8);font-size:14px;padding:8px 10px;
  border-radius:8px;transition:var(--transition);
}
.mega-list a:hover{background:rgba(255,255,255,.08);color:#fff;padding-left:14px}
.mega-date{font-size:12px;color:rgba(255,255,255,.5);font-family:"DIN Alternate","Barlow",sans-serif;white-space:nowrap}
.mega-brand{
  display:flex;flex-direction:column;justify-content:center;gap:12px;
  background:rgba(255,255,255,.06);border-radius:16px;padding:28px 24px;
}
.mega-brand p{font-size:15px;color:#fff;font-weight:600;max-width:200px;line-height:1.7}
.mega-brand .text-link{
  color:var(--color-primary);font-weight:700;font-size:14px;transition:var(--transition);
}
.mega-brand .text-link:hover{color:#fff;letter-spacing:.02em}
.mobile-toggle{display:none;margin-left:auto;width:40px;height:40px;position:relative}
.mobile-toggle span{
  display:block;width:20px;height:2px;background:var(--color-secondary);
  margin:5px auto;border-radius:2px;transition:var(--transition);
}
.mobile-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ===== Article Main ===== */
.article-main{padding:48px 0 0}
.article-wrap{max-width:860px;margin:0 auto}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--color-text-muted);margin-bottom:24px;
}
.breadcrumb a{transition:var(--transition)}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb .sep{color:#ccc}
.breadcrumb .current{color:var(--color-text-muted);font-weight:500;max-width:240px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-header{padding-bottom:32px;border-bottom:1px solid var(--color-border);margin-bottom:32px}
.article-header h1{
  font-size:clamp(26px,4vw,38px);font-weight:800;color:var(--color-secondary);
  line-height:1.25;letter-spacing:-.01em;margin-bottom:16px;
}
.article-meta{
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--color-text-muted);
}
.article-meta span{display:inline-flex;align-items:center;gap:6px}
.article-meta .meta-category a{
  color:var(--color-primary);font-weight:600;background:rgba(255,107,53,.1);
  padding:2px 10px;border-radius:var(--radius-tag);transition:var(--transition);
}
.article-meta .meta-category a:hover{background:var(--color-primary);color:#fff}
.article-content{
  font-size:17px;line-height:2;color:var(--color-text);letter-spacing:.02em;
}
.article-content p{margin-bottom:28px}
.article-content h2{
  font-size:26px;font-weight:700;color:var(--color-secondary);
  margin:40px 0 20px;line-height:1.3;position:relative;padding-left:16px;
}
.article-content h2::before{
  content:'';position:absolute;left:0;top:8px;bottom:8px;width:4px;
  background:var(--color-primary);border-radius:4px;
}
.article-content h3{
  font-size:20px;font-weight:700;color:var(--color-secondary);
  margin:32px 0 16px;line-height:1.4;
}
.article-content blockquote{
  border-left:4px solid var(--color-primary);
  background:rgba(255,107,53,.05);
  padding:18px 24px;border-radius:0 12px 12px 0;
  margin:28px 0;color:var(--color-secondary);font-weight:500;
}
.article-content blockquote p{margin:0}
.article-content ul,.article-content ol{margin-bottom:28px;padding-left:26px}
.article-content li{margin-bottom:10px}
.article-content ul li::marker{color:var(--color-primary)}
.article-content ol li::marker{color:var(--color-primary);font-weight:700}
.article-content code{
  background:rgba(27,58,75,.07);padding:2px 8px;border-radius:6px;
  font-family:"SF Mono","Fira Code",monospace;font-size:14px;color:var(--color-secondary);
}
.article-content pre{
  background:var(--color-dark);color:#e8f0f3;padding:24px;
  border-radius:12px;overflow-x:auto;margin-bottom:28px;line-height:1.7;
}
.article-content pre code{background:none;color:inherit;padding:0;font-size:14px}
.article-content a{
  color:var(--color-primary);border-bottom:1px solid rgba(255,107,53,.4);transition:var(--transition);
}
.article-content a:hover{color:var(--color-primary-dark);border-bottom-color:var(--color-primary-dark)}
.article-content img{
  border-radius:12px;margin:32px 0;box-shadow:var(--shadow-card);
}
/* ===== Tags & Share ===== */
.article-footer{padding:40px 0;border-bottom:1px solid var(--color-border)}
.article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:32px}
.tag{
  font-size:13px;color:var(--color-secondary);background:var(--color-surface);
  border:1px solid var(--color-border);padding:5px 14px;border-radius:50px;
  transition:var(--transition);font-weight:500;
}
.tag:hover{border-color:var(--color-primary);color:var(--color-primary)}
.article-share{display:flex;align-items:center;gap:12px}
.share-label{font-size:13px;color:var(--color-text-muted)}
.share-btn{
  width:36px;height:36px;border-radius:50%;
  background:var(--color-surface);border:1px solid var(--color-border);
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:var(--color-secondary);
  transition:var(--transition);
}
.share-btn:hover{
  background:var(--color-primary);border-color:var(--color-primary);color:#fff;
  transform:translateY(-2px);
}
/* ===== Related ===== */
.related-section{padding:72px 0;background:var(--color-surface)}
.section-head{display:flex;align-items:center;gap:12px;margin-bottom:36px}
.section-eyebrow{
  font-size:12px;letter-spacing:.2em;color:var(--color-primary);font-weight:600;
  background:rgba(255,107,53,.1);padding:4px 12px;border-radius:50px;
}
.section-head h2{
  font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--color-secondary);line-height:1.3;
}
.related-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.related-card{
  background:var(--color-bg);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-card);transition:var(--transition);
  display:flex;flex-direction:column;
}
.related-card:hover{
  box-shadow:var(--shadow-hover);transform:translateY(-4px);
}
.related-cover{aspect-ratio:16/9;overflow:hidden}
.related-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.related-card:hover .related-cover img{transform:scale(1.05)}
.related-body{padding:20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.related-body h3{
  font-size:17px;font-weight:700;color:var(--color-secondary);
  line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.related-date{font-size:13px;color:var(--color-text-muted);font-family:"DIN Alternate","Barlow",sans-serif}
.btn-back{
  display:inline-flex;align-items:center;gap:10px;margin-top:40px;
  font-size:14px;font-weight:700;color:var(--color-secondary);
  padding:10px 24px;border:2px solid var(--color-border);border-radius:50px;
  transition:var(--transition);
}
.btn-back:hover{border-color:var(--color-secondary);transform:translateX(-4px)}
.back-arrow{display:inline-flex;align-items:center;transition:var(--transition)}
.btn-back:hover .back-arrow{transform:translateX(-4px)}
/* ===== CTA ===== */
.cta-section{
  background:linear-gradient(120deg,var(--color-dark) 0%,#23485C 100%);
  padding:clamp(64px,8vw,96px) 0;position:relative;overflow:hidden;text-align:center;
}
.cta-section::before{
  content:'';position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.08;
}
.cta-inner{position:relative;z-index:1}
.cta-section h2{
  color:#fff;font-size:clamp(26px,4vw,40px);font-weight:800;
  line-height:1.3;margin-bottom:16px;
}
.cta-section p{
  color:rgba(255,255,255,.75);font-size:16px;max-width:560px;
  margin:0 auto 32px;
}
.cta-section .btn-primary{
  font-size:17px;padding:16px 44px;
  box-shadow:0 8px 32px rgba(255,107,53,.3);
}
.cta-section .btn-primary:hover{box-shadow:0 12px 40px rgba(255,107,53,.45)}
.cta-trust{
  display:flex;justify-content:center;gap:28px;flex-wrap:wrap;
  margin-top:28px;color:rgba(255,255,255,.5);font-size:13px;
}
.cta-trust span{display:inline-flex;align-items:center;gap:6px}
/* ===== Empty ===== */
.article-empty{
  min-height:60vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding:80px 24px;text-align:center;
}
.empty-icon{
  width:80px;height:80px;border-radius:50%;
  background:rgba(255,107,53,.1);display:flex;align-items:center;justify-content:center;
  margin-bottom:24px;color:var(--color-primary);
}
.empty-icon svg{width:36px;height:36px}
.article-empty h1{font-size:28px;color:var(--color-secondary);margin-bottom:12px}
.article-empty p{color:var(--color-text-muted);margin-bottom:24px}
/* ===== Footer ===== */
.site-footer{background:var(--color-dark);color:rgba(255,255,255,.75);padding:60px 0 0}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand .logo{margin-bottom:16px;color:#fff}
.footer-brand .logo .logo-icon{background:linear-gradient(135deg,#FF6B35,#FF9A5C)}
.footer-brand .logo .logo-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;max-width:260px}
.footer-col h4{
  color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;
  letter-spacing:.04em;
}
.footer-col ul{list-style:none}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.65);font-size:14px;transition:var(--transition)}
.footer-col a:hover{color:var(--color-primary);padding-left:4px}
.footer-contact li{
  display:flex;align-items:flex-start;gap:10px;color:rgba(255,255,255,.65);
  font-size:14px;margin-bottom:12px;
}
.footer-contact svg{width:16px;height:16px;flex-shrink:0;margin-top:4px;color:var(--color-primary)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:24px 0;
}
.footer-friend{display:flex;align-items:center;gap:14px;font-size:13px;flex-wrap:wrap}
.footer-friend span{color:rgba(255,255,255,.4)}
.footer-friend a{color:rgba(255,255,255,.6);transition:var(--transition)}
.footer-friend a:hover{color:var(--color-primary)}
.footer-copy{font-size:13px;color:rgba(255,255,255,.4)}
/* ===== Responsive ===== */
@media (max-width:1200px){
  .mega-panel{width:94vw;padding:28px;gap:28px}
  .related-grid{gap:16px}
}
@media (max-width:991px){
  .site-header,.header-inner{height:60px}
  .header-inner{flex-wrap:nowrap}
  .main-nav{
    position:fixed;top:60px;left:0;right:0;bottom:0;
    background:var(--color-dark);
    flex-direction:column;align-items:stretch;gap:0;
    padding:24px;transform:translateX(100%);
    transition:transform .35s ease;
    overflow-y:auto;z-index:998;margin-left:0;
  }
  .main-nav.nav-open{transform:translateX(0)}
  .nav-item{margin-bottom:4px}
  .nav-link{
    color:rgba(255,255,255,.9);font-size:16px;padding:14px 16px;
    border-radius:12px;display:flex;justify-content:space-between;align-items:center;
  }
  .nav-link.active{color:var(--color-primary);background:rgba(255,107,53,.1)}
  .nav-link.active::after{display:none}
  .has-mega .mega-panel{
    position:static;opacity:1;visibility:visible;width:100%;
    background:rgba(255,255,255,.05);border-radius:12px;
    padding:16px;flex-direction:column;gap:20px;
    display:none;transform:none;margin-top:4px;
  }
  .has-mega .mega-panel.panel-open{display:flex}
  .mega-panel h4{color:var(--color-accent)}
  .mega-list a{color:rgba(255,255,255,.8)}
  .mega-brand{display:none}
  .mobile-toggle{display:block}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .article-main{padding:32px 0 0}
  .article-wrap{padding-bottom:0}
  .article-header h1{font-size:26px}
  .article-meta{gap:12px}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-trust{flex-direction:column;gap:12px;align-items:center}
}
@media (max-width:576px){
  .breadcrumb{font-size:12px}
  .article-content{font-size:15.5px}
  .article-footer{padding:28px 0}
  .article-share{flex-wrap:wrap}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-friend{justify-content:center}
}

/* roulang page: category1 */
:root {
        --color-primary: #FF6B35;
        --color-primary-dark: #E5531F;
        --color-secondary: #1B3A4B;
        --color-accent: #7ED321;
        --color-bg: #FAF7F4;
        --color-surface: #FFFFFF;
        --color-text: #2D2A26;
        --color-text-muted: #6B6560;
        --color-border: #ECE5DF;
        --color-dark: #1B2B33;
        --radius-card: 16px;
        --radius-img: 12px;
        --radius-tag: 6px;
        --radius-btn: 50px;
        --shadow-card: 0 2px 8px rgba(27, 58, 75, 0.06);
        --shadow-hover: 0 12px 32px rgba(27, 58, 75, 0.12);
        --shadow-cta: 0 8px 24px rgba(255, 107, 53, 0.3);
        --font-cn: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        --font-num: "DIN Alternate", "Barlow", "Roboto Condensed", sans-serif;
        --container-w: 1200px;
        --space: clamp(64px, 10vw, 110px);
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    html {
        scroll-behavior: smooth;
    }
    body {
        font-family: var(--font-cn);
        color: var(--color-text);
        background: var(--color-bg);
        line-height: 1.7;
        -webkit-font-smoothing: antialiased;
        padding-top: 70px;
    }
    img {
        max-width: 100%;
        display: block;
    }
    a {
        text-decoration: none;
        color: inherit;
    }
    button {
        font-family: inherit;
        cursor: pointer;
    }
    a:focus-visible,
    button:focus-visible,
    summary:focus-visible {
        outline: 2px solid var(--color-primary);
        outline-offset: 2px;
    }
    .container {
        width: min(var(--container-w), 100% - 48px);
        margin: 0 auto;
    }

    /* ========== Header & Nav ========== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 70px;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-bottom: 1px solid var(--color-border);
        z-index: 100;
    }
    .header-inner {
        height: 70px;
        display: flex;
        align-items: center;
        gap: 24px;
    }
    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .logo-icon {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: linear-gradient(135deg, var(--color-primary), #FF9A5C);
        display: flex;
        align-items: center;
        justify-content: center;
        color: #fff;
        transition: transform 0.3s ease;
    }
    .logo:hover .logo-icon {
        transform: scale(1.06);
    }
    .logo-icon svg {
        width: 22px;
        height: 22px;
    }
    .logo-text {
        font-size: 19px;
        font-weight: 800;
        color: var(--color-secondary);
        display: flex;
        align-items: baseline;
        gap: 8px;
        letter-spacing: -0.01em;
    }
    .logo-sub {
        font-size: 12px;
        font-weight: 500;
        color: var(--color-primary);
    }
    .main-nav {
        display: flex;
        align-items: center;
        gap: 4px;
        margin-left: auto;
    }
    .nav-item {
        position: relative;
    }
    .nav-link {
        display: inline-block;
        padding: 8px 16px;
        font-size: 15px;
        font-weight: 600;
        color: var(--color-text);
        border-radius: 8px;
        transition: all 0.3s ease;
    }
    .nav-link:hover {
        color: var(--color-primary);
        background: rgba(255, 107, 53, 0.08);
    }
    .nav-link.active {
        color: var(--color-primary);
        background: rgba(255, 107, 53, 0.08);
    }

    .mega-panel {
        position: absolute;
        top: calc(100% + 14px);
        right: -140px;
        width: 700px;
        background: var(--color-dark);
        border-radius: 0 0 20px 20px;
        padding: 28px 32px;
        display: grid;
        grid-template-columns: 1.1fr 1fr 0.9fr;
        gap: 32px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: all 0.25s ease;
        z-index: 50;
        box-shadow: 0 20px 40px rgba(27, 43, 51, 0.25);
    }
    .has-mega:hover .mega-panel,
    .has-mega:focus-within .mega-panel {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .mega-panel h4 {
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 0.2em;
        color: rgba(255, 255, 255, 0.5);
        margin-bottom: 16px;
    }
    .mega-list {
        display: flex;
        flex-direction: column;
    }
    .mega-list a {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 10px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        color: rgba(255, 255, 255, 0.85);
        font-size: 14px;
        transition: all 0.3s ease;
    }
    .mega-list a:hover {
        color: var(--color-primary);
        padding-left: 6px;
    }
    .mega-date {
        font-family: var(--font-num);
        font-size: 12px;
        color: var(--color-primary);
    }
    .mega-brand {
        background: rgba(255, 255, 255, 0.06);
        border-radius: 14px;
        padding: 20px;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        gap: 16px;
        color: rgba(255, 255, 255, 0.8);
        font-size: 14px;
        line-height: 1.7;
    }
    .mega-brand .text-link {
        color: var(--color-primary);
        font-weight: 600;
        transition: color 0.3s ease;
    }
    .mega-brand .text-link:hover {
        color: #FF9A5C;
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        gap: 5px;
        background: none;
        border: none;
        padding: 8px;
        margin-left: auto;
    }
    .nav-toggle span {
        width: 22px;
        height: 2px;
        background: var(--color-secondary);
        border-radius: 2px;
        transition: all 0.3s ease;
        display: block;
    }
    .nav-toggle.active span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    /* ========== Buttons ========== */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 14px 32px;
        border-radius: var(--radius-btn);
        font-size: 16px;
        font-weight: 700;
        border: none;
        transition: all 0.3s ease;
        cursor: pointer;
    }
    .btn-primary {
        background: linear-gradient(135deg, var(--color-primary) 0%, #FF9A5C 100%);
        color: #fff;
        box-shadow: var(--shadow-cta);
    }
    .btn-primary:hover {
        filter: brightness(1.08);
        box-shadow: 0 12px 32px rgba(255, 107, 53, 0.45);
        transform: translateY(-2px);
    }
    .btn-primary:active {
        transform: translateY(0);
        box-shadow: none;
    }
    .btn-outline {
        border: 2px solid var(--color-secondary);
        color: var(--color-secondary);
        background: transparent;
        padding: 12px 28px;
    }
    .btn-outline:hover {
        background: var(--color-secondary);
        color: #fff;
    }
    .btn-light-outline {
        border: 2px solid rgba(255, 255, 255, 0.7);
        color: #fff;
        background: transparent;
        padding: 12px 28px;
    }
    .btn-light-outline:hover {
        background: #fff;
        color: var(--color-secondary);
        border-color: #fff;
    }
    .btn-sm {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 8px 18px;
        border-radius: 50px;
        border: 2px solid var(--color-secondary);
        color: var(--color-secondary);
        font-size: 13px;
        font-weight: 600;
        background: transparent;
        transition: all 0.3s ease;
    }
    .btn-sm:hover {
        background: var(--color-secondary);
        color: #fff;
    }

    /* ========== Page Hero ========== */
    .page-hero {
        position: relative;
        padding: clamp(80px, 10vw, 120px) 0;
        background-color: var(--color-dark);
        overflow: hidden;
    }
    .page-hero::before {
        content: '';
        position: absolute;
        inset: 0;
        background-image: url('/assets/images/backpic/back-2.webp');
        background-size: cover;
        background-position: center;
        opacity: 0.5;
    }
    .page-hero::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(100deg, rgba(27, 43, 51, 0.92) 0%, rgba(27, 58, 75, 0.72) 100%);
    }
    .page-hero .container {
        position: relative;
        z-index: 2;
        display: grid;
        grid-template-columns: 1.1fr 0.9fr;
        gap: 48px;
        align-items: center;
    }
    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 14px;
        border-radius: 50px;
        background: rgba(255, 255, 255, 0.12);
        border: 1px solid rgba(255, 255, 255, 0.18);
        color: #fff;
        font-size: 13px;
        font-weight: 600;
        margin-bottom: 20px;
    }
    .hero-badge::before {
        content: '';
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--color-accent);
        flex-shrink: 0;
    }
    .page-hero h1 {
        color: #fff;
        font-size: clamp(34px, 5vw, 52px);
        font-weight: 800;
        line-height: 1.2;
        letter-spacing: -0.01em;
    }
    .hero-sub {
        margin-top: 18px;
        color: rgba(255, 255, 255, 0.78);
        font-size: 16px;
        line-height: 1.8;
        max-width: 520px;
    }
    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        margin-top: 32px;
    }
    .hero-stats {
        display: flex;
        flex-wrap: wrap;
        gap: 36px;
        margin-top: 44px;
        padding-top: 28px;
        border-top: 1px solid rgba(255, 255, 255, 0.12);
    }
    .hero-stat .num {
        font-family: var(--font-num);
        font-size: 30px;
        font-weight: 800;
        color: #fff;
        line-height: 1.2;
    }
    .hero-stat .label {
        font-size: 13px;
        color: rgba(255, 255, 255, 0.55);
        margin-top: 4px;
    }
    .hero-cards {
        position: relative;
        height: 360px;
    }
    .hero-card {
        position: absolute;
        width: 200px;
        height: 260px;
        border-radius: 18px;
        object-fit: cover;
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
        border: 3px solid rgba(255, 255, 255, 0.15);
        transition: transform 0.4s ease;
    }
    .hero-card-1 {
        top: 0;
        left: 0;
        z-index: 1;
    }
    .hero-card-2 {
        top: 50px;
        left: 110px;
        z-index: 2;
    }
    .hero-card-3 {
        top: 100px;
        left: 220px;
        z-index: 3;
    }
    .hero-card-1:hover {
        transform: scale(1.02);
        z-index: 4;
    }
    .hero-card-2:hover {
        transform: scale(1.02);
        z-index: 4;
    }
    .hero-card-3:hover {
        transform: scale(1.02);
        z-index: 4;
    }

    /* ========== Section Common ========== */
    .section-pad {
        padding: var(--space) 0;
    }
    .section-head {
        margin-bottom: 44px;
    }
    .eyebrow {
        display: inline-block;
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 0.2em;
        color: var(--color-primary);
        text-transform: uppercase;
        margin-bottom: 10px;
    }
    .section-head h2 {
        font-size: clamp(24px, 3.5vw, 36px);
        font-weight: 700;
        line-height: 1.3;
        color: var(--color-secondary);
        letter-spacing: -0.01em;
    }
    .section-head .lead {
        margin-top: 10px;
        color: var(--color-text-muted);
        font-size: 15px;
        max-width: 620px;
        line-height: 1.8;
    }
    .section-head.light h2 {
        color: #fff;
    }
    .section-head.light .lead {
        color: rgba(255, 255, 255, 0.7);
    }

    /* ========== Events Grid ========== */
    .events-section {
        background: var(--color-bg);
    }
    .events-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .event-card {
        background: var(--color-surface);
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--shadow-card);
        transition: all 0.3s ease;
        display: flex;
        flex-direction: column;
    }
    .event-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }
    .event-thumb {
        position: relative;
        aspect-ratio: 3 / 2;
        overflow: hidden;
    }
    .event-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.5s ease;
    }
    .event-card:hover .event-thumb img {
        transform: scale(1.05);
    }
    .event-date {
        position: absolute;
        left: 12px;
        top: 12px;
        background: rgba(27, 43, 51, 0.85);
        color: #fff;
        padding: 4px 10px;
        border-radius: var(--radius-tag);
        font-family: var(--font-num);
        font-size: 12px;
        font-weight: 600;
        letter-spacing: 0.02em;
    }
    .event-cat {
        position: absolute;
        right: 12px;
        top: 12px;
        background: var(--color-primary);
        color: #fff;
        padding: 4px 10px;
        border-radius: var(--radius-tag);
        font-size: 12px;
        font-weight: 600;
    }
    .event-body {
        padding: 20px 20px 22px;
        display: flex;
        flex-direction: column;
        flex: 1;
    }
    .event-body h3 {
        font-size: 18px;
        font-weight: 700;
        color: var(--color-secondary);
        line-height: 1.4;
        margin-bottom: 8px;
    }
    .event-body p {
        font-size: 13px;
        color: var(--color-text-muted);
        line-height: 1.7;
        margin-bottom: 16px;
        flex: 1;
    }
    .event-body .btn-sm {
        align-self: flex-start;
    }

    /* ========== Features ========== */
    .features {
        background: var(--color-secondary);
        color: #fff;
        padding: var(--space) 0;
    }
    .features-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }
    .feature-card {
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: var(--radius-card);
        padding: 28px 26px;
        transition: all 0.3s ease;
    }
    .feature-card:hover {
        background: rgba(255, 255, 255, 0.09);
        transform: translateY(-4px);
    }
    .feature-icon {
        width: 56px;
        height: 56px;
        border-radius: 12px;
        background: rgba(255, 107, 53, 0.18);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 20px;
        color: var(--color-primary);
    }
    .feature-icon svg {
        width: 26px;
        height: 26px;
    }
    .feature-card h3 {
        font-size: 18px;
        font-weight: 700;
        margin-bottom: 10px;
        color: #fff;
    }
    .feature-card p {
        font-size: 13px;
        line-height: 1.7;
        color: rgba(255, 255, 255, 0.65);
    }

    /* ========== Scenes ========== */
    .scenes {
        background: var(--color-bg);
        padding: var(--space) 0;
    }
    .scene-row {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 56px;
        align-items: center;
    }
    .scene-row+.scene-row {
        margin-top: 80px;
    }
    .scene-media {
        position: relative;
    }
    .scene-media img {
        width: 100%;
        aspect-ratio: 4 / 3;
        object-fit: cover;
        border-radius: var(--radius-img);
        box-shadow: var(--shadow-card);
    }
    .scene-media::after {
        content: '';
        position: absolute;
        inset: 18px -18px -18px 18px;
        border: 2px solid var(--color-primary);
        border-radius: var(--radius-img);
        z-index: -1;
        opacity: 0.35;
    }
    .scene-text h3 {
        font-size: 22px;
        font-weight: 700;
        color: var(--color-secondary);
        margin-bottom: 14px;
        line-height: 1.4;
    }
    .scene-text p {
        font-size: 15px;
        line-height: 1.9;
        color: var(--color-text);
        margin-bottom: 18px;
    }
    .scene-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
    }
    .scene-tags span {
        background: rgba(255, 107, 53, 0.1);
        color: var(--color-primary);
        padding: 5px 12px;
        border-radius: var(--radius-tag);
        font-size: 13px;
        font-weight: 600;
    }

    /* ========== Steps ========== */
    .steps {
        background: var(--color-surface);
        padding: var(--space) 0;
    }
    .steps-wrap {
        max-width: 720px;
        margin: 0 auto;
        position: relative;
    }
    .steps-wrap::before {
        content: '';
        position: absolute;
        left: 15px;
        top: 20px;
        bottom: 20px;
        width: 2px;
        border-left: 2px dashed var(--color-primary);
        opacity: 0.45;
    }
    .step-item {
        position: relative;
        display: flex;
        gap: 24px;
        align-items: flex-start;
        padding: 18px 0 18px 56px;
    }
    .step-item::before {
        content: '';
        position: absolute;
        left: 9px;
        top: 34px;
        width: 12px;
        height: 12px;
        border-radius: 50%;
        background: var(--color-primary);
        box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.18);
    }
    .step-time {
        flex-shrink: 0;
        width: 88px;
        background: linear-gradient(135deg, var(--color-primary), #FF9A5C);
        color: #fff;
        border-radius: 12px;
        padding: 12px 0;
        text-align: center;
        font-family: var(--font-num);
        font-size: 20px;
        font-weight: 700;
        box-shadow: var(--shadow-cta);
    }
    .step-info {
        padding-top: 6px;
    }
    .step-info h3 {
        font-size: 18px;
        font-weight: 700;
        color: var(--color-secondary);
        margin-bottom: 6px;
    }
    .step-info p {
        font-size: 14px;
        color: var(--color-text-muted);
        line-height: 1.7;
    }

    /* ========== FAQ ========== */
    .faq {
        background: var(--color-bg);
        padding: var(--space) 0;
    }
    .faq-wrap {
        max-width: 760px;
        margin: 0 auto;
    }
    .faq-item {
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-card);
        margin-bottom: 16px;
        overflow: hidden;
        transition: all 0.3s ease;
    }
    .faq-item[open] {
        border-color: var(--color-primary);
        box-shadow: 0 6px 24px rgba(255, 107, 53, 0.1);
    }
    .faq-item summary {
        list-style: none;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 16px;
        padding: 20px 24px;
        font-size: 16px;
        font-weight: 600;
        color: var(--color-secondary);
        cursor: pointer;
        transition: color 0.3s ease;
    }
    .faq-item summary::-webkit-details-marker {
        display: none;
    }
    .faq-item summary:hover {
        color: var(--color-primary);
    }
    .faq-arrow {
        flex-shrink: 0;
        width: 24px;
        height: 24px;
        border-radius: 50%;
        background: rgba(255, 107, 53, 0.1);
        color: var(--color-primary);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 14px;
        transition: all 0.3s ease;
    }
    .faq-item[open] .faq-arrow {
        transform: rotate(180deg);
        background: var(--color-primary);
        color: #fff;
    }
    .faq-body {
        padding: 0 24px 24px;
        font-size: 14px;
        line-height: 1.9;
        color: var(--color-text-muted);
    }

    /* ========== CTA ========== */
    .cta-back {
        background: linear-gradient(120deg, var(--color-dark) 0%, #23485C 100%);
        padding: clamp(64px, 10vw, 100px) 0;
        text-align: center;
        position: relative;
        overflow: hidden;
    }
    .cta-back::before {
        content: '';
        position: absolute;
        top: -80px;
        right: -80px;
        width: 300px;
        height: 300px;
        border-radius: 50%;
        background: rgba(255, 107, 53, 0.12);
        z-index: 0;
    }
    .cta-back .container {
        position: relative;
        z-index: 1;
    }
    .cta-back h2 {
        color: #fff;
        font-size: clamp(26px, 4vw, 38px);
        font-weight: 800;
        letter-spacing: -0.01em;
    }
    .cta-back p {
        color: rgba(255, 255, 255, 0.7);
        margin: 16px auto 32px;
        max-width: 560px;
        font-size: 15px;
        line-height: 1.8;
    }
    .cta-actions {
        display: flex;
        justify-content: center;
        gap: 16px;
        flex-wrap: wrap;
    }

    /* ========== Footer ========== */
    .site-footer {
        background: var(--color-dark);
        color: rgba(255, 255, 255, 0.75);
        padding: 64px 0 28px;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
        gap: 40px;
        padding-bottom: 40px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-brand .logo {
        color: #fff;
    }
    .footer-brand .logo .logo-text {
        color: #fff;
    }
    .footer-brand .logo .logo-sub {
        color: var(--color-primary);
    }
    .footer-brand p {
        margin-top: 16px;
        font-size: 14px;
        line-height: 1.8;
        color: rgba(255, 255, 255, 0.55);
        max-width: 300px;
    }
    .footer-col h4 {
        font-size: 14px;
        font-weight: 600;
        color: #fff;
        margin-bottom: 18px;
        letter-spacing: 0.04em;
    }
    .footer-col ul {
        list-style: none;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }
    .footer-col ul a {
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        transition: color 0.3s ease;
    }
    .footer-col ul a:hover {
        color: var(--color-primary);
    }
    .footer-contact li {
        display: flex;
        align-items: flex-start;
        gap: 8px;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.6);
        line-height: 1.6;
    }
    .footer-contact svg {
        width: 18px;
        height: 18px;
        flex-shrink: 0;
        margin-top: 3px;
        color: var(--color-primary);
    }
    .footer-links {
        display: flex;
        flex-wrap: wrap;
        gap: 18px;
        align-items: center;
        padding: 20px 0;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.5);
        transition: color 0.3s ease;
    }
    .footer-links a:hover {
        color: var(--color-primary);
    }
    .footer-bottom {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 8px;
        padding-top: 24px;
        font-size: 13px;
        color: rgba(255, 255, 255, 0.4);
    }
    .footer-bottom a {
        color: rgba(255, 255, 255, 0.5);
        transition: color 0.3s ease;
    }
    .footer-bottom a:hover {
        color: var(--color-primary);
    }

    /* ========== Responsive ========== */
    @media (max-width: 1200px) {
        .hero-card-3 {
            left: 170px;
        }
        .mega-panel {
            width: 620px;
            right: -80px;
        }
    }
    @media (max-width: 992px) {
        .page-hero .container {
            grid-template-columns: 1fr;
        }
        .hero-cards {
            display: none;
        }
        .events-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .features-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .scene-row {
            grid-template-columns: 1fr;
            gap: 40px;
        }
        .scene-row.reverse .scene-media {
            order: 0;
        }
        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }
        .mega-panel {
            width: 560px;
            right: -160px;
        }
    }
    @media (max-width: 768px) {
        body {
            padding-top: 60px;
        }
        .site-header {
            height: 60px;
        }
        .header-inner {
            height: 60px;
        }
        .nav-toggle {
            display: flex;
        }
        .main-nav {
            position: fixed;
            top: 60px;
            left: 0;
            right: 0;
            background: var(--color-dark);
            flex-direction: column;
            align-items: stretch;
            padding: 20px 20px 32px;
            max-height: calc(100vh - 60px);
            overflow-y: auto;
            margin-left: 0;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-10px);
            transition: all 0.3s ease;
        }
        .main-nav.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }
        .nav-link {
            color: #fff;
            padding: 12px 16px;
            font-size: 16px;
        }
        .nav-link.active {
            color: var(--color-primary);
            background: rgba(255, 107, 53, 0.12);
        }
        .mega-panel {
            position: static;
            width: 100%;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 16px;
            display: none;
            grid-template-columns: 1fr;
            gap: 16px;
            opacity: 1;
            visibility: visible;
            transform: none;
            margin-top: 8px;
            box-shadow: none;
        }
        .has-mega.open .mega-panel {
            display: grid;
        }
        .hero-actions {
            flex-direction: column;
            align-items: stretch;
        }
        .hero-actions .btn {
            width: 100%;
        }
        .hero-stats {
            gap: 24px;
        }
        .events-grid {
            grid-template-columns: 1fr;
        }
        .features-grid {
            grid-template-columns: 1fr;
        }
        .cta-actions {
            flex-direction: column;
            align-items: stretch;
        }
        .cta-actions .btn {
            width: 100%;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .step-item {
            padding-left: 40px;
        }
        .step-time {
            width: 72px;
            font-size: 16px;
            padding: 10px 0;
        }
        .scene-media::after {
            display: none;
        }
    }
    @media (max-width: 576px) {
        .container {
            width: calc(100% - 32px);
        }
        .scene-row {
            gap: 32px;
        }
        .section-head {
            margin-bottom: 32px;
        }
        .logo-sub {
            display: none;
        }
    }

/* roulang page: category3 */
:root {
  --color-primary: #FF6B35;
  --color-primary-dark: #E5531F;
  --color-secondary: #1B3A4B;
  --color-accent: #7ED321;
  --color-bg: #FAF7F4;
  --color-surface: #FFFFFF;
  --color-text: #2D2A26;
  --color-text-muted: #6B6560;
  --color-border: #ECE5DF;
  --color-dark: #1B2B33;
  --radius-card: 16px;
  --radius-btn: 50px;
  --radius-img: 12px;
  --shadow-card: 0 2px 8px rgba(27,58,75,0.06);
  --shadow-hover: 0 12px 32px rgba(27,58,75,0.12);
  --transition: all 0.3s ease;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Barlow", "Roboto Condensed", sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
body { font-family: var(--font-main); background: var(--color-bg); color: var(--color-text); line-height: 1.75; -webkit-font-smoothing: antialiased; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-head { margin-bottom: 48px; }
.section-head.center { text-align: center; }
.section-tag { display: inline-block; font-size: 12px; letter-spacing: 0.2em; color: var(--color-primary); font-weight: 600; text-transform: uppercase; margin-bottom: 10px; }
.section-head h2 { font-size: clamp(24px, 3.5vw, 36px); font-weight: 700; color: var(--color-secondary); line-height: 1.3; letter-spacing: -0.01em; }

/* 按钮 */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-btn); padding: 14px 32px; font-size: 16px; font-weight: 700; transition: var(--transition); border: 2px solid transparent; line-height: 1.4; }
.btn-primary { background: linear-gradient(135deg, #FF6B35, #FF9A5C); color: #fff; border: none; box-shadow: 0 8px 24px rgba(255,107,53,0.25); }
.btn-primary:hover { filter: brightness(1.1); box-shadow: 0 12px 32px rgba(255,107,53,0.4); transform: translateY(-2px); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 12px rgba(255,107,53,0.3); }
.btn-outline { border: 2px solid var(--color-secondary); color: var(--color-secondary); background: transparent; }
.btn-outline:hover { background: var(--color-secondary); color: #fff; }
.btn-outline-light { border: 2px solid rgba(255,255,255,0.85); color: #fff; background: transparent; }
.btn-outline-light:hover { background: #fff; color: var(--color-secondary); }
.btn:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; }

/* 头部导航 */
.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; height: 70px; background: rgba(255,255,255,0.95); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid var(--color-border); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 38px; height: 38px; background: rgba(255,107,53,0.12); border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.logo-icon svg { width: 22px; height: 22px; }
.logo-text { font-size: 22px; font-weight: 800; color: var(--color-secondary); letter-spacing: -0.01em; line-height: 1.1; }
.logo-sub { display: block; font-size: 10px; font-weight: 400; color: var(--color-text-muted); letter-spacing: 0.08em; line-height: 1.2; }
.main-nav { display: flex; align-items: center; gap: 4px; }
.nav-item { position: relative; }
.nav-link { display: block; padding: 8px 16px; font-size: 15px; font-weight: 600; color: var(--color-text); border-radius: 8px; transition: var(--transition); }
.nav-link:hover { color: var(--color-primary); background: rgba(255,107,53,0.08); }
.nav-link.active { color: var(--color-primary); background: rgba(255,107,53,0.08); }
.nav-item.has-mega:hover .mega-panel { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
.mega-panel { position: absolute; top: calc(100% + 12px); left: -280px; width: 760px; background: var(--color-dark); border-radius: 0 0 20px 20px; padding: 32px; display: grid; grid-template-columns: 1.2fr 1fr 0.9fr; gap: 32px; opacity: 0; visibility: hidden; transform: translateY(-8px); transition: var(--transition); box-shadow: 0 24px 48px rgba(0,0,0,0.18); }
.mega-panel::before { content: ""; position: absolute; top: -6px; left: 0; right: 0; height: 6px; }
.mega-panel h4 { color: rgba(255,255,255,0.55); font-size: 12px; letter-spacing: 0.18em; font-weight: 600; text-transform: uppercase; margin-bottom: 16px; }
.mega-list { display: flex; flex-direction: column; gap: 4px; }
.mega-list a { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border-radius: 10px; color: rgba(255,255,255,0.85); font-size: 14px; transition: var(--transition); }
.mega-list a:hover { background: rgba(255,255,255,0.08); color: #fff; padding-left: 16px; }
.mega-date { font-size: 12px; color: rgba(255,255,255,0.45); font-family: var(--font-num); }
.mega-brand { background: linear-gradient(135deg, rgba(255,107,53,0.2), rgba(255,154,92,0.08)); border: 1px solid rgba(255,255,255,0.1); border-radius: 14px; padding: 24px; display: flex; flex-direction: column; justify-content: center; gap: 10px; }
.mega-brand p { color: rgba(255,255,255,0.85); font-size: 15px; line-height: 1.6; }
.text-link { color: var(--color-primary); font-size: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
.text-link:hover { gap: 10px; color: #FF9A5C; }
.nav-toggle { display: none; flex-direction: column; gap: 6px; padding: 8px; border-radius: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--color-secondary); border-radius: 2px; transition: var(--transition); }
.nav-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* 页面 Hero — 分类 KV 变体 */
.page-hero { position: relative; background: linear-gradient(rgba(27,58,75,0.78), rgba(27,44,54,0.85)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat; padding: 160px 0 100px; color: #fff; overflow: hidden; }
.hero-inner { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 60px; align-items: center; }
.hero-badge { display: inline-flex; align-items: center; background: rgba(255,255,255,0.14); color: #fff; border-radius: 50px; padding: 6px 16px; font-size: 13px; font-weight: 600; margin-bottom: 20px; backdrop-filter: blur(4px); border: 1px solid rgba(255,255,255,0.2); }
.page-hero h1 { font-size: clamp(32px, 5vw, 52px); font-weight: 800; line-height: 1.2; color: #fff; letter-spacing: -0.01em; margin-bottom: 16px; }
.page-hero .hero-lead { font-size: 17px; color: rgba(255,255,255,0.85); max-width: 480px; line-height: 1.8; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-deco { position: relative; height: 420px; }
.deco-card { position: absolute; width: 220px; height: 280px; border-radius: 20px; overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.35); border: 3px solid rgba(255,255,255,0.15); }
.deco-card img { width: 100%; height: 100%; object-fit: cover; }
.deco-1 { top: 8px; right: 130px; transform: rotate(-8deg); z-index: 3; }
.deco-2 { top: 100px; right: 20px; transform: rotate(5deg); z-index: 2; width: 200px; height: 260px; }
.deco-3 { top: 40px; right: 260px; transform: rotate(-3deg); z-index: 1; width: 180px; height: 230px; }
.hero-wave { position: absolute; bottom: 0; left: 0; right: 0; height: 60px; opacity: 0.5; background: linear-gradient(135deg, transparent 30%, rgba(255,107,53,0.6)); clip-path: polygon(0 60%, 25% 40%, 50% 60%, 75% 30%, 100% 55%, 100% 100%, 0 100%); }

/* 品牌故事 */
.brand-story { padding: clamp(64px, 10vw, 110px) 0; background: var(--color-surface); }
.story-grid { display: grid; grid-template-columns: 5fr 6fr; gap: 56px; align-items: center; }
.story-media img { width: 100%; height: 440px; object-fit: cover; border-radius: 20px; box-shadow: var(--shadow-hover); }
.story-content p { font-size: 16px; line-height: 1.9; color: var(--color-text); margin-bottom: 20px; }
.story-points { list-style: none; margin: 24px 0 32px; display: grid; gap: 12px; }
.story-points li { position: relative; padding-left: 34px; font-size: 15px; color: var(--color-text); }
.story-points li::before { content: ""; position: absolute; left: 0; top: 4px; width: 22px; height: 22px; background: rgba(255,107,53,0.12); border-radius: 50%; }
.story-points li::after { content: "✓"; position: absolute; left: 5px; top: 5px; font-size: 12px; color: var(--color-primary); font-weight: 700; }

/* 核心数据 */
.stats-section { padding: clamp(64px, 10vw, 100px) 0; background: var(--color-bg); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-card { background: var(--color-surface); border-radius: var(--radius-card); padding: 40px 28px; text-align: center; box-shadow: var(--shadow-card); transition: var(--transition); border-top: 3px solid var(--color-primary); }
.stat-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.stat-number { font-family: var(--font-num); font-size: 56px; font-weight: 800; color: var(--color-secondary); line-height: 1.1; }
.stat-number small { font-size: 22px; color: var(--color-primary); margin-left: 2px; }
.stat-card p { font-size: 14px; color: var(--color-text-muted); margin-top: 12px; }

/* 品牌价值 */
.value-section { padding: clamp(64px, 10vw, 110px) 0; background: var(--color-surface); }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.value-card { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-card); padding: 36px 30px; transition: var(--transition); }
.value-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); border-color: rgba(255,107,53,0.3); }
.value-icon { width: 56px; height: 56px; border-radius: 12px; background: rgba(255,107,53,0.1); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.value-icon svg { width: 28px; height: 28px; stroke: var(--color-primary); }
.value-card h3 { font-size: 20px; font-weight: 700; color: var(--color-secondary); margin-bottom: 12px; }
.value-card p { font-size: 14px; line-height: 1.8; color: var(--color-text-muted); }

/* FAQ */
.faq-section { padding: clamp(64px, 10vw, 110px) 0; background: var(--color-bg); }
.faq-list { max-width: 780px; margin: 0 auto; display: grid; gap: 16px; }
.faq-item { background: var(--color-surface); border-radius: var(--radius-card); box-shadow: var(--shadow-card); overflow: hidden; border: 1px solid var(--color-border); transition: var(--transition); }
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-item.open { border-color: rgba(255,107,53,0.4); }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 22px 28px; font-size: 16px; font-weight: 700; color: var(--color-secondary); text-align: left; transition: var(--transition); }
.faq-question:hover { color: var(--color-primary); }
.faq-icon { width: 20px; height: 20px; position: relative; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after { content: ""; position: absolute; background: var(--color-primary); border-radius: 2px; transition: var(--transition); }
.faq-icon::before { width: 14px; height: 2px; top: 9px; left: 3px; }
.faq-icon::after { width: 2px; height: 14px; top: 3px; left: 9px; }
.faq-item.open .faq-icon::after { transform: scaleY(0); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-answer-inner { padding: 0 28px 24px; font-size: 15px; color: var(--color-text-muted); line-height: 1.85; }

/* CTA */
.cta-section { padding: 80px 0; background: linear-gradient(120deg, var(--color-dark) 0%, #23485C 100%); }
.cta-box { text-align: center; max-width: 720px; margin: 0 auto; }
.cta-box h2 { font-size: clamp(24px, 3.5vw, 36px); font-weight: 800; color: #fff; margin-bottom: 16px; }
.cta-box p { font-size: 16px; color: rgba(255,255,255,0.75); margin-bottom: 36px; }

/* 页脚 */
.site-footer { background: var(--color-dark); padding: 72px 0 0; color: rgba(255,255,255,0.75); }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; }
.footer-brand .logo .logo-text { color: #fff; }
.footer-brand .logo .logo-sub { color: rgba(255,255,255,0.4); }
.footer-brand .logo-icon { background: rgba(255,255,255,0.1); }
.footer-brand p { font-size: 14px; line-height: 1.8; margin-top: 16px; color: rgba(255,255,255,0.55); }
.footer-col h4 { font-size: 15px; color: #fff; font-weight: 700; margin-bottom: 20px; letter-spacing: 0.04em; }
.footer-col ul { list-style: none; display: grid; gap: 12px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.65); transition: var(--transition); }
.footer-col ul a:hover { color: var(--color-primary); padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 10px; font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.6; }
.footer-contact svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px; }
.footer-links { border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0; display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-links a { color: rgba(255,255,255,0.5); transition: var(--transition); }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 24px 0; display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--color-primary); }

/* 响应式 */
@media (max-width: 992px) {
  .mega-panel { position: fixed; top: 0; left: 0; right: 0; width: 100%; border-radius: 0; grid-template-columns: 1fr 1fr; max-height: 80vh; overflow: auto; transform: translateY(0); opacity: 0; visibility: hidden; }
  .nav-item.has-mega:hover .mega-panel { display: none; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-deco { height: 320px; }
  .deco-card { width: 180px; height: 230px; }
  .deco-1 { right: 100px; }
  .deco-2 { right: 10px; width: 170px; height: 220px; }
  .deco-3 { right: 180px; width: 150px; height: 190px; }
  .story-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .site-header { height: 60px; }
  .header-inner { height: 60px; }
  .nav-toggle { display: flex; }
  .main-nav { position: fixed; top: 60px; left: 0; right: 0; bottom: 0; background: var(--color-dark); flex-direction: column; align-items: stretch; justify-content: flex-start; gap: 0; padding: 24px 20px; transform: translateY(-20px); opacity: 0; visibility: hidden; transition: var(--transition); overflow: auto; }
  .main-nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
  .nav-item { width: 100%; }
  .nav-link { color: #fff; font-size: 18px; padding: 16px 12px; border-radius: 10px; }
  .nav-link:hover, .nav-link.active { background: rgba(255,107,53,0.2); color: #fff; }
  .mega-panel { position: static; width: 100%; background: rgba(255,255,255,0.06); border-radius: 12px; padding: 20px; grid-template-columns: 1fr; gap: 20px; opacity: 1; visibility: visible; transform: none; display: none; box-shadow: none; margin-top: 4px; }
  .nav-item.has-mega.open .mega-panel { display: grid; }
  .page-hero { padding: 120px 0 80px; }
  .hero-deco { display: none; }
  .hero-actions { flex-direction: column; align-items: stretch; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .story-media img { height: 280px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .stat-card { padding: 28px 16px; }
  .stat-number { font-size: 40px; }
  .value-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}
@media (max-width: 576px) {
  .container { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .story-points li { font-size: 14px; }
  .faq-question { padding: 18px 20px; font-size: 15px; }
  .faq-answer-inner { padding: 0 20px 20px; }
}

/* roulang page: category2 */
:root {
            --color-primary: #FF6B35;
            --color-primary-dark: #E5531F;
            --color-secondary: #1B3A4B;
            --color-accent: #7ED321;
            --color-bg: #FAF7F4;
            --color-surface: #FFFFFF;
            --color-text: #2D2A26;
            --color-text-muted: #6B6560;
            --color-border: #ECE5DF;
            --color-dark: #1B2B33;
            --gradient-primary: linear-gradient(135deg, #FF6B35 0%, #FF9A5C 100%);
            --shadow-card: 0 2px 8px rgba(27, 58, 75, 0.06);
            --shadow-hover: 0 12px 32px rgba(27, 58, 75, 0.12);
            --shadow-cta: 0 8px 24px rgba(255, 107, 53, 0.3);
            --radius-card: 16px;
            --radius-btn: 50px;
            --radius-tag: 6px;
            --container-width: 1200px;
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
        }

        ul,
        ol {
            list-style: none;
        }

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

        body.no-scroll {
            overflow: hidden;
        }

        .container {
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section {
            padding: clamp(64px, 10vw, 110px) 0;
        }

        .section-white {
            background: var(--color-surface);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-head {
            max-width: 760px;
            margin-bottom: 48px;
        }

        .section-label {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 0.2em;
            color: var(--color-primary);
            font-weight: 700;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: clamp(24px, 3.5vw, 36px);
            font-weight: 800;
            color: var(--color-secondary);
            line-height: 1.3;
            letter-spacing: -0.01em;
        }

        .section-sub {
            color: var(--color-text-muted);
            font-size: 16px;
            line-height: 1.8;
            margin-top: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: var(--radius-btn);
            padding: 14px 32px;
            font-size: 16px;
            font-weight: 700;
            transition: var(--transition);
            line-height: 1.4;
        }

        .btn svg {
            width: 18px;
            height: 18px;
            transition: transform 0.3s ease;
        }

        .btn-primary {
            background: var(--gradient-primary);
            color: #fff;
            box-shadow: var(--shadow-cta);
        }

        .btn-primary:hover {
            filter: brightness(1.1);
            box-shadow: 0 12px 32px rgba(255, 107, 53, 0.45);
            transform: translateY(-2px);
        }

        .btn-primary:hover svg {
            transform: translateX(4px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-light {
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.75);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: #fff;
            color: var(--color-secondary);
            border-color: #fff;
            transform: translateY(-2px);
        }

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

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 14px;
            transition: var(--transition);
        }

        .text-link svg {
            width: 18px;
            height: 18px;
            transition: transform 0.3s ease;
        }

        .text-link:hover {
            color: var(--color-primary-dark);
        }

        .text-link:hover svg {
            transform: translateX(4px);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            height: 70px;
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 70px;
            gap: 24px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            color: var(--color-secondary);
            flex-shrink: 0;
        }

        .logo-icon {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--gradient-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(255, 107, 53, 0.25);
        }

        .logo-icon svg {
            width: 22px;
            height: 22px;
        }

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

        .logo-sub {
            font-size: 10px;
            font-weight: 600;
            color: var(--color-primary);
            letter-spacing: 0.14em;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .nav-item {
            position: relative;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            transition: var(--transition);
        }

        .nav-link:hover {
            color: var(--color-primary);
            background: rgba(255, 107, 53, 0.08);
        }

        .nav-link.active {
            color: var(--color-primary);
        }

        .nav-link.active::after {
            content: "";
            display: block;
            width: 100%;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            margin-top: 2px;
        }

        .mega-panel {
            position: absolute;
            top: calc(100% + 14px);
            left: 50%;
            transform: translateX(-50%) translateY(-8px);
            width: 760px;
            background: var(--color-dark);
            border-radius: 0 0 20px 20px;
            box-shadow: 0 20px 48px rgba(27, 43, 51, 0.28);
            padding: 32px;
            display: grid;
            grid-template-columns: 1.2fr 1.2fr 1fr;
            gap: 32px;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            z-index: 200;
        }

        .nav-item.has-mega:hover .mega-panel {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        .mega-panel h4 {
            color: #fff;
            font-size: 13px;
            letter-spacing: 0.18em;
            font-weight: 700;
            margin-bottom: 16px;
            text-transform: uppercase;
        }

        .mega-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .mega-list a {
            display: flex;
            justify-content: space-between;
            gap: 12px;
            color: rgba(255, 255, 255, 0.78);
            font-size: 14px;
            padding: 6px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            transition: var(--transition);
        }

        .mega-list a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }

        .mega-date {
            color: var(--color-primary);
            font-size: 12px;
            font-weight: 600;
            white-space: nowrap;
        }

        .mega-brand {
            background: rgba(255, 255, 255, 0.06);
            border-radius: 16px;
            padding: 24px;
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            gap: 12px;
        }

        .mega-brand p {
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
        }

        .nav-toggle {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 10px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            background: transparent;
            border: 1px solid var(--color-border);
            transition: var(--transition);
        }

        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-secondary);
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-toggle.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* Hero */
        .hero {
            position: relative;
            background: linear-gradient(115deg, rgba(27, 43, 51, 0.86), rgba(27, 58, 75, 0.68)), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            color: #fff;
            padding: clamp(80px, 10vw, 140px) 0;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url("data:image/svg+xml,%3Csvg width='800' height='400' viewBox='0 0 800 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%23FF6B35' stroke-width='2' opacity='0.28'%3E%3Cpath d='M0 100 Q100 60 200 100 T400 100 T600 100 T800 100'/%3E%3Cpath d='M0 160 Q120 120 240 160 T480 160 T800 160'/%3E%3Cpath d='M0 220 Q140 180 280 220 T560 220 T800 220'/%3E%3C/g%3E%3C/svg%3E") no-repeat;
            background-size: 80% auto;
            background-position: 85% 30%;
            opacity: 0.6;
            pointer-events: none;
        }

        .hero-inner {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 60px;
            align-items: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 107, 53, 0.18);
            border: 1px solid rgba(255, 107, 53, 0.4);
            color: #fff;
            padding: 6px 14px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
        }

        .hero-badge::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-accent);
            box-shadow: 0 0 0 3px rgba(126, 211, 33, 0.25);
        }

        .hero h1 {
            color: #fff;
            font-size: clamp(32px, 5vw, 52px);
            font-weight: 800;
            line-height: 1.2;
            margin: 22px 0 18px;
            letter-spacing: -0.01em;
        }

        .hero h1 span {
            color: var(--color-primary);
        }

        .hero-sub {
            color: rgba(255, 255, 255, 0.82);
            font-size: 17px;
            line-height: 1.8;
            max-width: 520px;
            margin-bottom: 34px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .hero-cards {
            position: relative;
            height: 430px;
        }

        .hero-card {
            position: absolute;
            width: 68%;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

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

        .hero-card-1 {
            top: 0;
            left: 0;
            height: 56%;
            transform: rotate(-6deg);
            z-index: 3;
        }

        .hero-card-2 {
            top: 20%;
            right: 0;
            height: 50%;
            transform: rotate(4deg);
            z-index: 2;
        }

        .hero-card-3 {
            bottom: 0;
            left: 14%;
            height: 44%;
            transform: rotate(-2deg);
            z-index: 1;
        }

        /* Stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 30px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .stat-num {
            font-family: "DIN Alternate", "Barlow", "Roboto Condensed", sans-serif;
            font-size: 44px;
            font-weight: 800;
            color: var(--color-secondary);
            line-height: 1;
        }

        .stat-num small {
            font-size: 20px;
            color: var(--color-primary);
            margin-left: 2px;
        }

        .stat-label {
            color: var(--color-text-muted);
            font-size: 14px;
            margin-top: 10px;
        }

        /* Features */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 30px 24px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
        }

        .feature-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 12px;
            background: rgba(255, 107, 53, 0.1);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }

        .feature-icon svg {
            width: 26px;
            height: 26px;
        }

        .feature-card h3 {
            font-size: 19px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* Media rows */
        .content-blocks {
            display: flex;
            flex-direction: column;
            gap: 80px;
        }

        .media-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .media-img {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow-hover);
        }

        .media-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(27, 43, 51, 0.35));
            pointer-events: none;
        }

        .media-img img {
            width: 100%;
            height: 340px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .media-img:hover img {
            transform: scale(1.03);
        }

        .media-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            background: var(--color-primary);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 5px 12px;
            border-radius: var(--radius-tag);
            box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
        }

        .media-body h3 {
            font-size: 24px;
            color: var(--color-secondary);
            margin-bottom: 14px;
            font-weight: 700;
            line-height: 1.4;
        }

        .media-body p {
            color: var(--color-text);
            font-size: 15px;
            line-height: 1.9;
            margin-bottom: 16px;
        }

        .media-points {
            display: flex;
            flex-direction: column;
            gap: 10px;
            margin-bottom: 20px;
        }

        .media-points li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 14px;
            color: var(--color-text);
        }

        .media-points svg {
            width: 20px;
            height: 20px;
            color: var(--color-accent);
            flex-shrink: 0;
            margin-top: 3px;
        }

        /* Audience */
        .audience-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .audience-card {
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 30px 22px;
            text-align: center;
            transition: var(--transition);
        }

        .audience-card:hover {
            background: var(--color-surface);
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .audience-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 16px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .audience-icon svg {
            width: 26px;
            height: 26px;
        }

        .audience-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--color-secondary);
            margin-bottom: 8px;
        }

        .audience-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.7;
        }

        /* Steps */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-grid::before {
            content: "";
            position: absolute;
            top: 44px;
            left: 12%;
            right: 12%;
            height: 2px;
            background: repeating-linear-gradient(90deg, var(--color-primary) 0 10px, transparent 10px 18px);
            opacity: 0.4;
        }

        .step-card {
            position: relative;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 24px 26px;
            box-shadow: var(--shadow-card);
            text-align: center;
            transition: var(--transition);
        }

        .step-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }

        .step-num {
            width: 56px;
            height: 56px;
            margin: 0 auto 18px;
            background: var(--gradient-primary);
            color: #fff;
            font-weight: 800;
            font-size: 22px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: var(--shadow-cta);
            position: relative;
            z-index: 1;
        }

        .step-card h3 {
            font-size: 18px;
            color: var(--color-secondary);
            margin-bottom: 8px;
            font-weight: 700;
        }

        .step-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: var(--transition);
        }

        .faq-item.open {
            border-color: rgba(255, 107, 53, 0.4);
            box-shadow: var(--shadow-card);
        }

        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 22px 24px;
            cursor: pointer;
            user-select: none;
        }

        .faq-q h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-secondary);
            line-height: 1.5;
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 107, 53, 0.12);
            color: var(--color-primary);
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
            flex-shrink: 0;
            line-height: 1;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-primary);
            color: #fff;
        }

        .faq-a {
            display: none;
            padding: 0 24px 24px;
            color: var(--color-text);
            font-size: 15px;
            line-height: 1.85;
        }

        .faq-item.open .faq-a {
            display: block;
        }

        /* CTA */
        .cta-section {
            background: linear-gradient(120deg, var(--color-dark) 0%, #23485C 100%);
            padding: clamp(64px, 8vw, 100px) 0;
            text-align: center;
        }

        .cta-inner {
            max-width: 760px;
            margin: 0 auto;
        }

        .cta-section h2 {
            color: #fff;
            font-size: clamp(24px, 3.5vw, 38px);
            font-weight: 800;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .cta-sub {
            color: rgba(255, 255, 255, 0.78);
            font-size: 16px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 26px;
        }

        .cta-badges {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .cta-badges span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.65);
            font-size: 13px;
        }

        .cta-badges svg {
            width: 16px;
            height: 16px;
            color: var(--color-accent);
        }

        /* Footer */
        .site-footer {
            background: var(--color-dark);
            color: rgba(255, 255, 255, 0.78);
            padding: 76px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand .logo {
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 280px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 18px;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col a {
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-col a:hover {
            color: var(--color-primary);
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            color: rgba(255, 255, 255, 0.68);
            font-size: 14px;
            line-height: 1.6;
        }

        .footer-contact svg {
            width: 20px;
            height: 20px;
            color: var(--color-primary);
            flex-shrink: 0;
            margin-top: 3px;
        }

        .footer-links {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            gap: 16px;
            align-items: center;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition);
        }

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

        /* Responsive */
        @media (max-width: 1200px) {
            .container {
                padding: 0 16px;
            }
        }

        @media (max-width: 992px) {
            .site-header {
                height: 60px;
            }

            .nav-wrap {
                height: 60px;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                position: fixed;
                top: 60px;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--color-dark);
                flex-direction: column;
                align-items: stretch;
                padding: 32px 24px;
                transform: translateX(100%);
                transition: transform 0.35s ease;
                overflow-y: auto;
                z-index: 99;
                gap: 4px;
                display: flex;
            }

            .main-nav.open {
                transform: translateX(0);
            }

            .nav-link {
                color: #fff;
                padding: 14px 12px;
                border-radius: 10px;
                font-size: 17px;
                display: flex;
                justify-content: space-between;
            }

            .nav-link.active {
                color: var(--color-primary);
                background: rgba(255, 107, 53, 0.15);
            }

            .nav-link.active::after {
                display: none;
            }

            .mega-panel {
                position: static;
                opacity: 1;
                visibility: visible;
                transform: none;
                width: 100%;
                background: rgba(255, 255, 255, 0.06);
                grid-template-columns: 1fr;
                gap: 20px;
                border-radius: 14px;
                padding: 20px;
                margin-top: 8px;
                display: none;
                box-shadow: none;
            }

            .mega-panel.open {
                display: grid;
            }

            .mega-list a {
                color: rgba(255, 255, 255, 0.8);
            }

            .mega-brand {
                background: rgba(255, 107, 53, 0.1);
            }

            .hero {
                padding: 64px 0 80px;
            }

            .hero-inner {
                grid-template-columns: 1fr;
                gap: 48px;
            }

            .hero-sub {
                max-width: 100%;
            }

            .hero-cards {
                height: 360px;
                max-width: 560px;
            }

            .stats-grid,
            .feature-grid,
            .audience-grid,
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps-grid::before {
                display: none;
            }

            .media-row {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .media-row.reverse .media-img,
            .media-row.reverse .media-body,
            .media-img,
            .media-body {
                order: 0;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 576px) {
            .hero {
                padding: 56px 0 64px;
            }

            .hero h1 {
                font-size: 30px;
            }

            .hero-actions .btn {
                width: 100%;
            }

            .hero-cards {
                height: 280px;
            }

            .stats-grid,
            .feature-grid,
            .audience-grid,
            .steps-grid {
                grid-template-columns: 1fr;
            }

            .stat-num {
                font-size: 36px;
            }

            .media-img img {
                height: 240px;
            }

            .faq-q h3 {
                font-size: 15px;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .footer-links,
            .footer-bottom {
                justify-content: center;
                text-align: center;
            }
        }