/* roulang page: index */
:root {
            --color-primary: #c8975a;
            --color-primary-light: #e0b87a;
            --color-primary-dark: #a87a42;
            --color-secondary: #8b6f4e;
            --color-bg: #0e0a07;
            --color-bg-alt: #1c1210;
            --color-bg-card: #241711;
            --color-text: #f5ede3;
            --color-text-muted: #b8a18c;
            --color-text-weak: #8a7360;
            --color-border: #3a2a1c;
            --color-border-light: #4d3a28;
            --color-accent: #d4a574;
            --color-success: #5b8c5a;
            --color-badge-bg: rgba(200, 151, 90, 0.15);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-lg: 22px;
            --radius-xl: 32px;
            --shadow-sm: 0 2px 10px rgba(0,0,0,0.35);
            --shadow-md: 0 8px 32px rgba(0,0,0,0.45);
            --shadow-lg: 0 20px 60px rgba(0,0,0,0.55);
            --shadow-glow: 0 4px 24px rgba(200,151,90,0.2);
            --space-xs: 8px;
            --space-sm: 16px;
            --space-md: 32px;
            --space-lg: 56px;
            --space-xl: 80px;
            --space-xxl: 120px;
            --font-body: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', 'Helvetica Neue', Arial, sans-serif;
            --transition-fast: 0.2s ease;
            --transition-med: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1200px;
            --nav-height: 72px;
            --topbar-height: 36px;
        }

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

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

        body {
            font-family: var(--font-body);
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.7;
            font-size: 15px;
            overflow-x: hidden;
        }

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

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover, a:focus {
            color: var(--color-primary-light);
        }
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        button, .button {
            cursor: pointer;
            font-family: var(--font-body);
            border: none;
            outline: none;
            transition: all var(--transition-med);
        }
        button:focus-visible, .button:focus-visible {
            outline: 2px solid var(--color-primary-light);
            outline-offset: 3px;
        }

        input, textarea, select {
            font-family: var(--font-body);
            outline: none;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .container-fluid {
            width: 100%;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* ========== 顶部信息条 ========== */
        .top-info-bar {
            background: #080504;
            border-bottom: 1px solid rgba(200,151,90,0.12);
            padding: 6px 0;
            font-size: 12px;
            letter-spacing: 0.8px;
            color: var(--color-text-weak);
            position: relative;
            z-index: 1001;
        }
        .top-info-bar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }
        .top-info-bar-left {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .top-info-bar-left .icon {
            color: var(--color-primary);
            font-size: 11px;
        }
        .top-info-bar-right {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .top-info-bar-right .sep {
            color: rgba(200,151,90,0.3);
            font-size: 10px;
        }
        .top-info-bar-right a {
            color: var(--color-text-muted);
            font-size: 12px;
            transition: color var(--transition-fast);
        }
        .top-info-bar-right a:hover {
            color: var(--color-primary-light);
        }

        /* ========== 主导航 ========== */
        .site-header {
            background: rgba(14,10,7,0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(200,151,90,0.15);
            position: sticky;
            top: 0;
            z-index: 1000;
            transition: box-shadow var(--transition-med);
        }
        .site-header.scrolled {
            box-shadow: 0 4px 30px rgba(0,0,0,0.5);
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: var(--nav-height);
            gap: 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            flex-shrink: 0;
            transition: opacity var(--transition-fast);
        }
        .nav-logo:hover, .nav-logo:focus {
            opacity: 0.85;
            color: var(--color-text);
        }
        .nav-logo-mark {
            width: 42px;
            height: 42px;
            border-radius: 12px;
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: #1a0f08;
            flex-shrink: 0;
            box-shadow: 0 2px 12px rgba(200,151,90,0.35);
        }
        .nav-logo-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }
        .nav-logo-text .brand-name {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .nav-logo-text .brand-sub {
            font-size: 10px;
            color: var(--color-text-weak);
            letter-spacing: 1.5px;
            text-transform: uppercase;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
        }
        .nav-links li a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 18px;
            border-radius: 30px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-muted);
            text-decoration: none;
            transition: all var(--transition-med);
            position: relative;
            white-space: nowrap;
        }
        .nav-links li a:hover {
            color: var(--color-text);
            background: rgba(200,151,90,0.08);
        }
        .nav-links li a.active {
            color: var(--color-primary-light);
            background: var(--color-badge-bg);
            font-weight: 600;
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-cta .btn-nav {
            padding: 10px 20px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            color: #1a0f08;
            text-decoration: none;
            transition: all var(--transition-med);
            box-shadow: 0 2px 12px rgba(200,151,90,0.25);
            white-space: nowrap;
        }
        .nav-cta .btn-nav:hover {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            box-shadow: 0 6px 20px rgba(200,151,90,0.4);
            transform: translateY(-1px);
            color: #1a0f08;
        }
        .nav-cta .btn-nav:active {
            transform: translateY(1px);
            box-shadow: 0 2px 8px rgba(200,151,90,0.3);
        }

        /* 移动端标题栏 */
        .title-bar {
            background: transparent;
            border-bottom: 1px solid rgba(200,151,90,0.15);
        }
        .title-bar .menu-icon {
            border-radius: 50%;
            transition: background var(--transition-fast);
            position: relative;
            background: transparent;
        }
        .title-bar .menu-icon::after {
            background: var(--color-primary);
            box-shadow: 0 7px 0 var(--color-primary), 0 14px 0 var(--color-primary);
        }
        .title-bar-title {
            color: var(--color-primary);
            font-size: 14px;
            letter-spacing: 1px;
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 78vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            overflow: hidden;
            isolation: isolate;
        }
        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(14,10,7,0.94) 0%, rgba(14,10,7,0.78) 40%, rgba(14,10,7,0.4) 70%, rgba(14,10,7,0.6) 100%);
            z-index: -1;
        }
        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
            z-index: -1;
        }
        .hero-inner {
            width: 100%;
            padding: 80px 0 60px;
        }
        .hero-grid {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }
        .hero-content {
            flex: 1 1 520px;
            max-width: 620px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200,151,90,0.15);
            border: 1px solid rgba(200,151,90,0.35);
            padding: 7px 16px;
            border-radius: 30px;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-primary-light);
            letter-spacing: 0.5px;
            margin-bottom: 22px;
            backdrop-filter: blur(8px);
            transition: all var(--transition-med);
        }
        .hero-badge:hover {
            background: rgba(200,151,90,0.25);
            border-color: rgba(200,151,90,0.5);
        }
        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-primary);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .hero h1 {
            font-size: 42px;
            font-weight: 700;
            line-height: 1.25;
            letter-spacing: 0.3px;
            color: var(--color-text);
            margin-bottom: 24px;
            text-shadow: 0 2px 20px rgba(0,0,0,0.5);
        }
        .hero h1 .highlight {
            color: var(--color-primary-light);
            position: relative;
        }
        .hero h1 .highlight::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 0;
            right: 0;
            height: 6px;
            background: rgba(200,151,90,0.25);
            border-radius: 4px;
            z-index: -1;
        }
        .hero-desc {
            font-size: 16px;
            color: var(--color-text-muted);
            line-height: 1.85;
            margin-bottom: 32px;
            max-width: 560px;
            letter-spacing: 0.2px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 600;
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            color: #1a0f08;
            text-decoration: none;
            transition: all var(--transition-med);
            box-shadow: 0 4px 20px rgba(200,151,90,0.3);
            letter-spacing: 0.4px;
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
            box-shadow: 0 8px 30px rgba(200,151,90,0.45);
            transform: translateY(-2px);
            color: #1a0f08;
        }
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 3px 12px rgba(200,151,90,0.35);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: 40px;
            font-size: 15px;
            font-weight: 500;
            background: transparent;
            border: 1.5px solid rgba(200,151,90,0.5);
            color: var(--color-primary-light);
            text-decoration: none;
            transition: all var(--transition-med);
            letter-spacing: 0.4px;
        }
        .btn-secondary:hover {
            background: rgba(200,151,90,0.12);
            border-color: var(--color-primary);
            color: var(--color-text);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200,151,90,0.2);
        }
        .btn-secondary:active {
            transform: translateY(1px);
        }
        .hero-stats {
            display: flex;
            gap: 32px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: left;
        }
        .hero-stat .stat-number {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-primary-light);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        .hero-stat .stat-label {
            font-size: 12px;
            color: var(--color-text-weak);
            letter-spacing: 0.8px;
            margin-top: 2px;
        }
        .hero-panel {
            flex: 0 0 340px;
            background: rgba(20,14,10,0.85);
            border: 1px solid rgba(200,151,90,0.2);
            border-radius: var(--radius-lg);
            padding: 28px;
            backdrop-filter: blur(18px);
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .hero-panel::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 120px;
            height: 120px;
            background: radial-gradient(circle, rgba(200,151,90,0.12), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-panel .panel-label {
            font-size: 11px;
            letter-spacing: 1.5px;
            color: var(--color-text-weak);
            text-transform: uppercase;
            margin-bottom: 14px;
        }
        .hero-panel .panel-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }
        .hero-panel .panel-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .hero-panel .panel-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 9px 0;
            border-bottom: 1px solid rgba(200,151,90,0.08);
            font-size: 13px;
            color: var(--color-text-muted);
        }
        .hero-panel .panel-list li:last-child {
            border-bottom: none;
        }
        .hero-panel .panel-list li .tick {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background: rgba(200,151,90,0.18);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 9px;
            color: var(--color-primary);
            flex-shrink: 0;
        }
        .hero-panel .panel-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(200,151,90,0.15);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 12px;
            color: var(--color-primary-light);
            font-weight: 500;
        }
        .hero-panel .panel-badge .flame {
            font-size: 14px;
            animation: flame-flicker 1.8s infinite alternate;
        }
        @keyframes flame-flicker {
            0% { transform: scale(1); }
            100% { transform: scale(1.2); }
        }

        /* ========== 通用板块样式 ========== */
        .section {
            padding: var(--space-xl) 0;
            position: relative;
        }
        .section-alt {
            background: var(--color-bg-alt);
        }
        .section-dark {
            background: #0a0705;
        }
        .section-header {
            margin-bottom: var(--space-lg);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 1.5px;
            color: var(--color-primary);
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .section-tag::before {
            content: '';
            width: 20px;
            height: 1.5px;
            background: var(--color-primary);
            border-radius: 2px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
            line-height: 1.35;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 720px;
        }

        /* ========== 玩法介绍 ========== */
        .play-grid {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }
        .play-card {
            flex: 1 1 260px;
            min-width: 240px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition-med);
            position: relative;
            overflow: hidden;
        }
        .play-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--color-primary-dark), var(--color-primary));
            opacity: 0;
            transition: opacity var(--transition-med);
        }
        .play-card:hover {
            border-color: rgba(200,151,90,0.4);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .play-card:hover::before {
            opacity: 1;
        }
        .play-card .play-icon {
            width: 50px;
            height: 50px;
            border-radius: 14px;
            background: rgba(200,151,90,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--color-primary);
            margin-bottom: 16px;
            transition: all var(--transition-med);
        }
        .play-card:hover .play-icon {
            background: rgba(200,151,90,0.22);
            transform: scale(1.05);
        }
        .play-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .play-card p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.75;
            margin: 0;
        }

        /* ========== 场景演示 ========== */
        .scene-block {
            display: flex;
            align-items: center;
            gap: 50px;
            flex-wrap: wrap;
        }
        .scene-visual {
            flex: 1 1 420px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            position: relative;
        }
        .scene-visual img {
            width: 100%;
            height: 360px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .scene-visual:hover img {
            transform: scale(1.04);
        }
        .scene-visual .scene-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 28px;
            background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
            color: var(--color-text);
        }
        .scene-visual .scene-overlay .scene-label {
            font-size: 11px;
            letter-spacing: 1.5px;
            color: var(--color-primary-light);
            text-transform: uppercase;
            margin-bottom: 4px;
        }
        .scene-visual .scene-overlay .scene-caption {
            font-size: 16px;
            font-weight: 600;
        }
        .scene-content {
            flex: 1 1 380px;
        }
        .scene-steps {
            list-style: none;
            padding: 0;
            margin: 0;
            counter-reset: step-counter;
        }
        .scene-steps li {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid rgba(200,151,90,0.1);
            counter-increment: step-counter;
            transition: all var(--transition-med);
        }
        .scene-steps li:last-child {
            border-bottom: none;
        }
        .scene-steps li:hover {
            padding-left: 8px;
        }
        .scene-steps li .step-num {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(200,151,90,0.15);
            border: 1px solid rgba(200,151,90,0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: all var(--transition-med);
        }
        .scene-steps li:hover .step-num {
            background: rgba(200,151,90,0.3);
            border-color: var(--color-primary);
        }
        .scene-steps li h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 3px;
        }
        .scene-steps li p {
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ========== 奖励预览 ========== */
        .reward-grid {
            display: flex;
            gap: 18px;
            flex-wrap: wrap;
        }
        .reward-card {
            flex: 1 1 220px;
            min-width: 200px;
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            padding: 26px 20px;
            text-align: center;
            transition: all var(--transition-med);
            position: relative;
        }
        .reward-card:hover {
            border-color: rgba(200,151,90,0.45);
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
        }
        .reward-card .reward-tier {
            font-size: 11px;
            letter-spacing: 1.2px;
            text-transform: uppercase;
            color: var(--color-text-weak);
            margin-bottom: 8px;
        }
        .reward-card .reward-icon {
            font-size: 32px;
            color: var(--color-primary);
            margin-bottom: 12px;
        }
        .reward-card h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .reward-card .reward-points {
            font-size: 24px;
            font-weight: 700;
            color: var(--color-primary-light);
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }
        .reward-card p {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.65;
            margin: 0;
        }
        .reward-card.featured {
            border-color: rgba(200,151,90,0.5);
            background: linear-gradient(180deg, rgba(200,151,90,0.08), var(--color-bg-card));
            box-shadow: var(--shadow-glow);
        }
        .reward-card .featured-tag {
            position: absolute;
            top: -10px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            color: #1a0f08;
            font-size: 10px;
            font-weight: 700;
            padding: 3px 14px;
            border-radius: 20px;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

        /* ========== 任务进度 ========== */
        .progress-track {
            position: relative;
            display: flex;
            justify-content: space-between;
            gap: 10px;
            flex-wrap: wrap;
        }
        .progress-track::before {
            content: '';
            position: absolute;
            top: 28px;
            left: 40px;
            right: 40px;
            height: 2px;
            background: rgba(200,151,90,0.2);
            z-index: 0;
            border-radius: 1px;
        }
        .progress-step {
            flex: 1 1 140px;
            min-width: 120px;
            text-align: center;
            position: relative;
            z-index: 1;
            transition: all var(--transition-med);
        }
        .progress-step .step-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--color-bg-card);
            border: 2px solid var(--color-border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-text-weak);
            margin: 0 auto 12px;
            transition: all var(--transition-med);
            position: relative;
        }
        .progress-step:hover .step-circle {
            border-color: var(--color-primary);
            color: var(--color-primary-light);
            box-shadow: 0 0 20px rgba(200,151,90,0.25);
            transform: scale(1.08);
        }
        .progress-step.done .step-circle {
            background: rgba(200,151,90,0.2);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .progress-step h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 3px;
        }
        .progress-step p {
            font-size: 11px;
            color: var(--color-text-weak);
            line-height: 1.5;
            margin: 0;
        }

        /* ========== 资讯区 ========== */
        .news-layout {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }
        .news-main {
            flex: 1 1 580px;
            min-width: 280px;
        }
        .news-sidebar {
            flex: 0 0 320px;
            min-width: 260px;
        }
        .news-item {
            display: flex;
            gap: 16px;
            padding: 18px 0;
            border-bottom: 1px solid rgba(200,151,90,0.1);
            transition: all var(--transition-med);
            text-decoration: none;
            color: inherit;
        }
        .news-item:hover {
            padding-left: 8px;
        }
        .news-item .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 11px;
            color: var(--color-text-weak);
            letter-spacing: 0.5px;
            margin-bottom: 5px;
        }
        .news-item .news-meta .news-tag {
            background: rgba(200,151,90,0.15);
            padding: 2px 9px;
            border-radius: 12px;
            color: var(--color-primary-light);
            font-weight: 500;
            font-size: 10px;
        }
        .news-item h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
            letter-spacing: 0.2px;
            line-height: 1.5;
            transition: color var(--transition-fast);
        }
        .news-item:hover h3 {
            color: var(--color-primary-light);
        }
        .news-item p {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }
        .news-sidebar-card {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            overflow: hidden;
            margin-bottom: 18px;
            transition: all var(--transition-med);
        }
        .news-sidebar-card:hover {
            border-color: rgba(200,151,90,0.4);
            box-shadow: var(--shadow-sm);
        }
        .news-sidebar-card img {
            width: 100%;
            height: 150px;
            object-fit: cover;
        }
        .news-sidebar-card .sidebar-card-body {
            padding: 16px;
        }
        .news-sidebar-card .sidebar-card-body h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 5px;
            line-height: 1.5;
        }
        .news-sidebar-card .sidebar-card-body p {
            font-size: 12px;
            color: var(--color-text-muted);
            line-height: 1.6;
            margin: 0;
        }
        .news-sidebar-card .sidebar-card-body .read-more {
            display: inline-block;
            margin-top: 8px;
            font-size: 12px;
            color: var(--color-primary);
            font-weight: 500;
        }

        /* ========== FAQ ========== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-bg-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-med);
        }
        .faq-item:hover {
            border-color: rgba(200,151,90,0.35);
        }
        .faq-item .faq-question {
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            padding: 18px 22px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .faq-item .faq-question:hover {
            color: var(--color-primary-light);
        }
        .faq-item .faq-question .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(200,151,90,0.15);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all var(--transition-med);
            font-size: 12px;
            color: var(--color-primary);
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
            background: rgba(200,151,90,0.3);
        }
        .faq-item .faq-answer {
            padding: 0 22px 20px;
            font-size: 13px;
            color: var(--color-text-muted);
            line-height: 1.75;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
            animation: fadeInUp 0.3s ease;
        }
        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(-6px); }
            to { opacity: 1; transform: translateY(0); }
        }

        /* ========== CTA ========== */
        .cta-section {
            background: linear-gradient(135deg, #16100a 0%, #1c1210 50%, #120d08 100%);
            border: 1px solid rgba(200,151,90,0.2);
            border-radius: var(--radius-lg);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(200,151,90,0.1), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 250px;
            height: 250px;
            background: radial-gradient(circle, rgba(200,151,90,0.08), transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-section h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 14px;
            letter-spacing: 0.3px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            font-size: 15px;
            color: var(--color-text-muted);
            line-height: 1.8;
            max-width: 620px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 1;
        }
        .cta-section .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #080504;
            border-top: 1px solid rgba(200,151,90,0.12);
            padding: 48px 0 32px;
            margin-top: 0;
        }
        .footer-grid {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .footer-brand {
            flex: 1 1 300px;
            min-width: 260px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }
        .footer-brand .footer-logo .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            color: #1a0f08;
            flex-shrink: 0;
        }
        .footer-brand .footer-logo .logo-text {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: 0.3px;
        }
        .footer-brand p {
            font-size: 13px;
            color: var(--color-text-weak);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-links {
            flex: 1 1 180px;
            min-width: 140px;
        }
        .footer-links h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            letter-spacing: 0.8px;
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links ul li {
            margin-bottom: 8px;
        }
        .footer-links ul li a {
            font-size: 13px;
            color: var(--color-text-muted);
            text-decoration: none;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links ul li a:hover {
            color: var(--color-primary-light);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(200,151,90,0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 12px;
            color: var(--color-text-weak);
        }
        .footer-bottom .copyright a {
            color: var(--color-text-muted);
            text-decoration: none;
        }
        .footer-bottom .copyright a:hover {
            color: var(--color-primary-light);
        }
        .footer-bottom .footer-note {
            font-size: 11px;
            letter-spacing: 0.5px;
        }

        /* ========== 响应式 ========== */
        @media screen and (max-width: 1024px) {
            :root {
                --space-xl: 60px;
                --space-xxl: 80px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-panel {
                flex: 0 0 300px;
            }
            .section-title {
                font-size: 27px;
            }
        }
        @media screen and (max-width: 768px) {
            :root {
                --space-lg: 40px;
                --space-xl: 48px;
                --nav-height: 60px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
                gap: 12px;
                padding: 10px 0;
            }
            .nav-logo-text .brand-name {
                font-size: 14px;
                white-space: normal;
                line-height: 1.3;
            }
            .nav-logo-text .brand-sub {
                font-size: 9px;
                letter-spacing: 0.8px;
            }
            .nav-cta .btn-nav {
                padding: 8px 14px;
                font-size: 12px;
            }
            .hero {
                min-height: 70vh;
            }
            .hero h1 {
                font-size: 28px;
                letter-spacing: 0.1px;
            }
            .hero-desc {
                font-size: 14px;
                line-height: 1.7;
            }
            .hero-panel {
                flex: 1 1 100%;
                padding: 20px;
            }
            .hero-grid {
                gap: 30px;
            }
            .hero-stats {
                gap: 20px;
            }
            .hero-stat .stat-number {
                font-size: 22px;
            }
            .section-title {
                font-size: 24px;
            }
            .play-card {
                flex: 1 1 100%;
                min-width: 100%;
            }
            .scene-block {
                gap: 24px;
            }
            .scene-visual img {
                height: 240px;
            }
            .reward-card {
                flex: 1 1 45%;
                min-width: 150px;
            }
            .progress-track::before {
                display: none;
            }
            .progress-step {
                flex: 1 1 45%;
                min-width: 100px;
                margin-bottom: 18px;
            }
            .news-layout {
                flex-direction: column;
            }
            .news-sidebar {
                flex: 1 1 100%;
                min-width: 100%;
            }
            .news-sidebar-card img {
                height: 180px;
            }
            .cta-section {
                padding: 32px 20px;
            }
            .cta-section h2 {
                font-size: 22px;
            }
            .footer-grid {
                gap: 24px;
            }
            .top-info-bar .container {
                flex-direction: column;
                gap: 4px;
                align-items: flex-start;
            }
        }
        @media screen and (max-width: 520px) {
            :root {
                --space-md: 24px;
                --space-lg: 32px;
                --space-xl: 40px;
                --topbar-height: 30px;
            }
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .hero {
                min-height: 62vh;
            }
            .hero-inner {
                padding: 50px 0 40px;
            }
            .hero h1 {
                font-size: 23px;
                line-height: 1.35;
            }
            .hero-badge {
                font-size: 10px;
                padding: 5px 12px;
            }
            .btn-primary, .btn-secondary {
                padding: 11px 20px;
                font-size: 13px;
                border-radius: 30px;
            }
            .hero-actions {
                gap: 10px;
            }
            .hero-stat .stat-number {
                font-size: 19px;
            }
            .section-title {
                font-size: 21px;
            }
            .section-desc {
                font-size: 13px;
            }
            .reward-card {
                flex: 1 1 100%;
                min-width: 100%;
            }
            .progress-step {
                flex: 1 1 100%;
                min-width: 100%;
                margin-bottom: 14px;
            }
            .news-item {
                flex-direction: column;
                gap: 8px;
            }
            .faq-item .faq-question {
                padding: 14px 16px;
                font-size: 13px;
            }
            .faq-item .faq-answer {
                padding: 0 16px 16px;
                font-size: 12px;
            }
            .cta-section h2 {
                font-size: 19px;
            }
            .cta-section p {
                font-size: 13px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 6px;
            }
            .nav-logo-text .brand-name {
                font-size: 12px;
            }
            .nav-logo-mark {
                width: 34px;
                height: 34px;
                font-size: 14px;
                border-radius: 9px;
            }
        }