/* roulang page: index */
:root {
            --color-primary: #6B4F3A;
            --color-primary-dark: #4E3828;
            --color-primary-light: #8B6F5E;
            --color-accent: #B45309;
            --color-accent-hover: #92400E;
            --color-gold: #C49A6C;
            --color-gold-light: #E8D5BE;
            --color-bg: #FBF7F2;
            --color-bg-white: #FFFFFF;
            --color-bg-dark: #2C1E16;
            --color-bg-dark-light: #3E2D23;
            --color-text: #2C1810;
            --color-text-light: #6B5D53;
            --color-text-muted: #9A8A7E;
            --color-border: #E8DED2;
            --color-border-light: #F0E8DE;
            --color-success: #4A7C59;
            --color-success-bg: #E8F3EB;
            --color-danger: #C0392B;
            --color-danger-bg: #FDECEA;
            --color-warning: #D97706;
            --color-warning-bg: #FEF3C7;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --radius-full: 9999px;
            --shadow-sm: 0 1px 3px rgba(44, 24, 16, 0.06);
            --shadow-md: 0 4px 16px rgba(44, 24, 16, 0.08);
            --shadow-lg: 0 12px 40px rgba(44, 24, 16, 0.12);
            --shadow-xl: 0 24px 60px rgba(44, 24, 16, 0.15);
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --spacing-xs: 4px;
            --spacing-sm: 8px;
            --spacing-md: 16px;
            --spacing-lg: 24px;
            --spacing-xl: 32px;
            --spacing-2xl: 48px;
            --spacing-3xl: 64px;
            --spacing-4xl: 80px;
            --transition-fast: 0.15s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.4s ease;
            --container-max: 1200px;
            --container-padding: clamp(16px, 4vw, 32px);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

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

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

        a:hover {
            color: var(--color-accent);
        }

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
            border: none;
            outline: none;
            background: none;
            color: inherit;
        }

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            font-weight: 700;
            color: var(--color-text);
        }

        h1 {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            letter-spacing: -0.02em;
        }

        h2 {
            font-size: clamp(1.4rem, 3vw, 1.9rem);
            letter-spacing: -0.01em;
        }

        h3 {
            font-size: clamp(1.1rem, 2.2vw, 1.3rem);
        }

        h4 {
            font-size: 1.05rem;
        }

        h5 {
            font-size: 0.95rem;
        }

        h6 {
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--color-accent);
            font-weight: 600;
        }

        :focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

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

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: var(--spacing-lg);
        }

        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 1.15rem;
            letter-spacing: 0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            transition: color var(--transition-fast);
        }

        .site-logo:hover {
            color: var(--color-accent);
        }

        .site-logo .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-md);
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: var(--spacing-sm);
        }

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

        .main-nav a {
            display: inline-flex;
            align-items: center;
            padding: 8px 16px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-light);
            border-radius: var(--radius-full);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--color-primary);
            background: var(--color-bg);
        }

        .main-nav a.active {
            color: var(--color-accent);
            background: var(--color-warning-bg);
            font-weight: 600;
        }

        .nav-cta-group {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 8px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            font-size: 0.92rem;
            font-weight: 600;
            border-radius: var(--radius-full);
            transition: all var(--transition-base);
            white-space: nowrap;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }

        .btn:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
        }

        .btn-outline {
            background: transparent;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
        }

        .btn-outline:hover {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            transform: translateY(-1px);
            box-shadow: var(--shadow-md);
        }

        .btn-primary {
            background: var(--color-accent);
            color: #fff;
            border: 1.5px solid var(--color-accent);
        }

        .btn-primary:hover {
            background: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
            transform: translateY(-1px);
            box-shadow: var(--shadow-lg);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-md);
        }

        .btn-large {
            padding: 14px 32px;
            font-size: 1rem;
            border-radius: var(--radius-md);
        }

        .btn-block {
            width: 100%;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: var(--radius-sm);
            background: transparent;
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: var(--color-bg);
        }

        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .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: 秒杀闪购 ========== */
        .hero-flash {
            background: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
            min-height: 620px;
            display: flex;
            align-items: center;
        }

        .hero-flash::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            z-index: 1;
        }

        .hero-flash::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(44, 30, 22, 0.75) 0%, rgba(44, 30, 22, 0.55) 40%, rgba(44, 30, 22, 0.8) 100%);
            z-index: 2;
        }

        .hero-flash .container {
            position: relative;
            z-index: 3;
            padding-top: 48px;
            padding-bottom: 48px;
        }

        .flash-countdown-bar {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-md);
            padding: 12px 20px;
            margin-bottom: 32px;
            color: #fff;
        }

        .flash-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-danger);
            color: #fff;
            font-size: 0.85rem;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.06em;
            animation: pulse-tag 1.8s ease-in-out infinite;
        }

        @keyframes pulse-tag {
            0%,
            100% {
                transform: scale(1);
            }
            50% {
                transform: scale(1.05);
            }
        }

        .countdown-display {
            display: flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            font-size: 0.95rem;
        }

        .countdown-display .time-unit {
            background: rgba(255, 255, 255, 0.15);
            border-radius: var(--radius-sm);
            padding: 2px 10px;
            font-size: 1.1rem;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            min-width: 38px;
            text-align: center;
        }

        .countdown-display .time-sep {
            font-weight: 700;
            color: rgba(255, 255, 255, 0.6);
        }

        .flash-progress-text {
            margin-left: auto;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.8);
        }

        .hero-flash-grid {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 40px;
            align-items: center;
        }

        .hero-flash-copy h1 {
            color: #fff;
            font-size: clamp(1.9rem, 4.5vw, 2.8rem);
            margin-bottom: 16px;
            line-height: 1.25;
            letter-spacing: -0.02em;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
        }

        .hero-flash-copy h1 .highlight {
            color: var(--color-gold);
            position: relative;
        }

        .hero-flash-copy p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1.05rem;
            line-height: 1.85;
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-cta-group {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 28px;
        }

        .hero-cta-group .btn-outline {
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }

        .hero-cta-group .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        .hero-data-row {
            display: flex;
            align-items: center;
            gap: 28px;
            flex-wrap: wrap;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }

        .hero-data-row .data-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-data-row .data-number {
            font-size: 1.3rem;
            font-weight: 800;
            color: #fff;
            font-variant-numeric: tabular-nums;
        }

        .hero-flash-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-xl);
            transition: transform var(--transition-slow);
        }

        .hero-flash-card:hover {
            transform: translateY(-4px);
        }

        .hero-flash-card .card-image-wrap {
            position: relative;
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .hero-flash-card .card-image-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .hero-flash-card:hover .card-image-wrap img {
            transform: scale(1.05);
        }

        .hero-flash-card .card-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            background: var(--color-danger);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            letter-spacing: 0.04em;
        }

        .hero-flash-card .card-body {
            padding: 24px;
        }

        .hero-flash-card .card-body h3 {
            font-size: 1.15rem;
            margin-bottom: 8px;
            color: var(--color-primary);
        }

        .hero-flash-card .card-desc {
            font-size: 0.92rem;
            color: var(--color-text-light);
            margin-bottom: 16px;
            line-height: 1.65;
        }

        .hero-flash-card .stock-bar-wrap {
            margin-bottom: 12px;
        }

        .hero-flash-card .stock-bar-label {
            display: flex;
            justify-content: space-between;
            font-size: 0.82rem;
            color: var(--color-text-muted);
            margin-bottom: 6px;
        }

        .hero-flash-card .stock-bar {
            height: 6px;
            background: var(--color-border-light);
            border-radius: var(--radius-full);
            overflow: hidden;
        }

        .hero-flash-card .stock-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--color-danger) 0%, var(--color-warning) 100%);
            border-radius: var(--radius-full);
            transition: width var(--transition-slow);
        }

        .hero-flash-card .price-row {
            display: flex;
            align-items: baseline;
            gap: 10px;
            margin-bottom: 16px;
        }

        .hero-flash-card .price-current {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--color-accent);
            letter-spacing: -0.02em;
        }

        .hero-flash-card .price-original {
            font-size: 0.95rem;
            color: var(--color-text-muted);
            text-decoration: line-through;
        }

        .hero-flash-card .btn-primary {
            width: 100%;
        }

        /* ========== 数据指标条 ========== */
        .metrics-strip {
            background: var(--color-bg-white);
            border-bottom: 1px solid var(--color-border);
            padding: 28px 0;
        }

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

        .metric-item {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .metric-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-md);
            background: var(--color-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            color: var(--color-accent);
            flex-shrink: 0;
        }

        .metric-info h4 {
            font-size: 1.35rem;
            font-weight: 800;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .metric-info p {
            font-size: 0.82rem;
            color: var(--color-text-muted);
        }

        /* ========== 竖屏种草区 ========== */
        .section {
            padding: var(--spacing-3xl) 0;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }

        .section-header-left h2 {
            margin-bottom: 8px;
        }

        .section-header-left p {
            color: var(--color-text-light);
            font-size: 0.95rem;
            max-width: 560px;
            line-height: 1.7;
        }

        .section-link {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .section-link:hover {
            color: var(--color-accent-hover);
        }

        .feed-scroll-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            overflow-x: auto;
            padding-bottom: 8px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
        }

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

        .feed-scroll-wrap::-webkit-scrollbar-track {
            background: var(--color-border-light);
            border-radius: 4px;
        }

        .feed-scroll-wrap::-webkit-scrollbar-thumb {
            background: var(--color-gold);
            border-radius: 4px;
        }

        .feed-card {
            scroll-snap-align: start;
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
        }

        .feed-card:hover {
            border-color: var(--color-gold-light);
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }

        .feed-card .feed-image {
            aspect-ratio: 3/4;
            overflow: hidden;
            position: relative;
        }

        .feed-card .feed-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .feed-card:hover .feed-image img {
            transform: scale(1.06);
        }

        .feed-card .feed-image .feed-tag {
            position: absolute;
            bottom: 12px;
            left: 12px;
            background: rgba(44, 30, 22, 0.75);
            backdrop-filter: blur(8px);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-full);
        }

        .feed-card .feed-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .feed-card .feed-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.45;
        }

        .feed-card .feed-desc {
            font-size: 0.82rem;
            color: var(--color-text-light);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .feed-card .feed-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: auto;
            font-size: 0.78rem;
            color: var(--color-text-muted);
        }

        .feed-card .feed-avatar {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-gold-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            color: var(--color-primary);
            font-weight: 700;
            flex-shrink: 0;
        }

        /* ========== 爆款清单 ========== */
        .section-alt {
            background: var(--color-bg-white);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .hot-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .hot-item {
            display: flex;
            align-items: center;
            gap: 18px;
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            cursor: default;
        }

        .hot-item:hover {
            border-color: var(--color-gold);
            box-shadow: var(--shadow-md);
            transform: translateX(4px);
        }

        .hot-rank {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--color-gold);
            font-variant-numeric: tabular-nums;
            min-width: 48px;
            text-align: center;
            letter-spacing: -0.04em;
        }

        .hot-rank.top1 {
            color: var(--color-danger);
        }
        .hot-rank.top2 {
            color: var(--color-warning);
        }
        .hot-rank.top3 {
            color: var(--color-accent);
        }

        .hot-info {
            flex: 1;
        }

        .hot-info h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }

        .hot-info p {
            font-size: 0.82rem;
            color: var(--color-text-light);
            line-height: 1.55;
        }

        .hot-stats {
            display: flex;
            align-items: center;
            gap: 14px;
            white-space: nowrap;
            font-size: 0.8rem;
            color: var(--color-text-muted);
        }

        .hot-stats .badge-sold {
            background: var(--color-success-bg);
            color: var(--color-success);
            padding: 4px 10px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.78rem;
        }

        /* ========== 评价墙 ========== */
        .review-wall {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .review-card {
            background: var(--color-bg-white);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .review-card:hover {
            border-color: var(--color-gold-light);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .review-card.featured {
            grid-column: span 1;
            border-color: var(--color-gold);
            background: linear-gradient(135deg, var(--color-bg-white) 0%, #FDF8F0 100%);
        }

        .review-stars {
            display: flex;
            gap: 3px;
            font-size: 0.9rem;
            color: #F5A623;
        }

        .review-text {
            font-size: 0.92rem;
            line-height: 1.75;
            color: var(--color-text-light);
            flex: 1;
        }

        .review-author {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.85rem;
        }

        .review-avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .review-author-name {
            font-weight: 600;
            color: var(--color-text);
        }

        .review-author-meta {
            font-size: 0.75rem;
            color: var(--color-text-muted);
        }

        /* ========== 资讯区 ========== */
        .news-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 32px;
        }

        .news-list {
            display: flex;
            flex-direction: column;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

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

        .news-item:hover .news-title-text {
            color: var(--color-accent);
        }

        .news-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            min-width: 68px;
            font-variant-numeric: tabular-nums;
        }

        .news-title-text {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--color-text);
            transition: color var(--transition-fast);
            flex: 1;
            line-height: 1.5;
        }

        .news-badge {
            font-size: 0.75rem;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-full);
            background: var(--color-warning-bg);
            color: var(--color-warning);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .news-badge.hot {
            background: var(--color-danger-bg);
            color: var(--color-danger);
        }

        .news-sidebar {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 24px;
            border: 1px solid var(--color-border);
        }

        .news-sidebar h3 {
            font-size: 1rem;
            margin-bottom: 16px;
            color: var(--color-primary);
        }

        .news-sidebar-item {
            display: flex;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .news-sidebar-item:last-child {
            border-bottom: none;
        }

        .news-sidebar-item:hover .news-sidebar-title {
            color: var(--color-accent);
        }

        .news-sidebar-thumb {
            width: 64px;
            height: 48px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
        }

        .news-sidebar-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .news-sidebar-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.45;
            transition: color var(--transition-fast);
        }

        /* ========== 加购引导 / CTA ========== */
        .cta-final {
            background: var(--color-bg-dark);
            position: relative;
            overflow: hidden;
            padding: var(--spacing-3xl) 0;
        }

        .cta-final::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-5.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
            z-index: 1;
        }

        .cta-final::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(44, 30, 22, 0.85) 0%, rgba(44, 30, 22, 0.6) 100%);
            z-index: 2;
        }

        .cta-final .container {
            position: relative;
            z-index: 3;
            text-align: center;
        }

        .cta-final h2 {
            color: #fff;
            font-size: clamp(1.5rem, 3.5vw, 2.2rem);
            margin-bottom: 14px;
        }

        .cta-final p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 28px;
            line-height: 1.75;
        }

        .cta-final .cta-btn-group {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cta-final .btn-outline {
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }

        .cta-final .btn-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: #1E130D;
            color: rgba(255, 255, 255, 0.6);
            padding: 48px 0 32px;
            font-size: 0.88rem;
        }

        .site-footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-logo {
            font-size: 1.1rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            display: block;
        }

        .footer-brand p {
            line-height: 1.7;
            font-size: 0.85rem;
            max-width: 320px;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col a {
            font-size: 0.85rem;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
        }

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

        /* ========== FAQ（融入加购引导） ========== */
        .faq-inline {
            margin-top: 40px;
            text-align: left;
            max-width: 680px;
            margin-left: auto;
            margin-right: auto;
        }

        .faq-inline h3 {
            color: #fff;
            font-size: 1.15rem;
            text-align: center;
            margin-bottom: 20px;
        }

        .faq-item {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            margin-bottom: 10px;
            transition: background var(--transition-fast);
        }

        .faq-item:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .faq-question {
            font-weight: 600;
            color: #fff;
            font-size: 0.92rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .faq-question::before {
            content: '问';
            background: var(--color-gold);
            color: var(--color-bg-dark);
            font-size: 0.7rem;
            font-weight: 800;
            padding: 2px 8px;
            border-radius: 4px;
            flex-shrink: 0;
        }

        .faq-answer {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.85rem;
            line-height: 1.7;
            padding-left: 32px;
            margin-top: 6px;
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .hero-flash-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .hero-flash {
                min-height: auto;
                padding: 40px 0;
            }

            .metrics-strip .container {
                grid-template-columns: repeat(2, 1fr);
                gap: 18px;
            }

            .feed-scroll-wrap {
                grid-template-columns: repeat(3, 1fr);
            }

            .hot-list {
                grid-template-columns: 1fr;
            }

            .review-wall {
                grid-template-columns: repeat(2, 1fr);
            }

            .news-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            .site-header .container {
                height: 60px;
            }

            .main-nav {
                display: none;
            }

            .main-nav.mobile-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 60px;
                left: 0;
                right: 0;
                background: var(--color-bg-white);
                border-bottom: 1px solid var(--color-border);
                box-shadow: var(--shadow-lg);
                padding: 16px var(--container-padding);
                gap: 8px;
                z-index: 999;
            }

            .main-nav.mobile-open ul {
                flex-direction: column;
                width: 100%;
                gap: 0;
            }

            .main-nav.mobile-open a {
                display: block;
                width: 100%;
                padding: 12px 16px;
            }

            .main-nav.mobile-open .nav-cta-group {
                width: 100%;
                flex-direction: column;
                gap: 8px;
                margin-left: 0;
                margin-top: 8px;
            }

            .main-nav.mobile-open .nav-cta-group .btn {
                width: 100%;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-cta-group {
                display: none;
            }

            .main-nav.mobile-open .nav-cta-group {
                display: flex;
            }

            .section {
                padding: var(--spacing-2xl) 0;
            }

            .feed-scroll-wrap {
                grid-template-columns: repeat(2, 1fr);
            }

            .review-wall {
                grid-template-columns: 1fr;
            }

            .site-footer .container {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .flash-countdown-bar {
                flex-direction: column;
                align-items: flex-start;
            }

            .flash-progress-text {
                margin-left: 0;
            }

            .metrics-strip .container {
                grid-template-columns: 1fr 1fr;
                gap: 14px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --container-padding: 14px;
            }

            .site-logo {
                font-size: 0.95rem;
                letter-spacing: 0;
            }

            .site-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }

            .hero-flash-copy h1 {
                font-size: 1.6rem;
            }

            .hero-flash-copy p {
                font-size: 0.92rem;
                line-height: 1.7;
            }

            .hero-cta-group {
                flex-direction: column;
                width: 100%;
            }

            .hero-cta-group .btn {
                width: 100%;
            }

            .hero-data-row {
                gap: 16px;
                font-size: 0.8rem;
            }

            .hero-data-row .data-number {
                font-size: 1.1rem;
            }

            .feed-scroll-wrap {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
                overflow-x: auto;
            }

            .feed-card .feed-body {
                padding: 12px 14px;
            }

            .feed-card .feed-title {
                font-size: 0.85rem;
            }

            .feed-card .feed-desc {
                font-size: 0.78rem;
            }

            .hot-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 14px 16px;
            }

            .hot-rank {
                font-size: 1.4rem;
                min-width: auto;
            }

            .hot-stats {
                width: 100%;
                flex-wrap: wrap;
            }

            .review-card {
                padding: 18px;
            }

            .cta-final h2 {
                font-size: 1.4rem;
            }

            .cta-final p {
                font-size: 0.9rem;
            }

            .faq-item {
                padding: 12px 14px;
            }

            .faq-answer {
                padding-left: 0;
                font-size: 0.8rem;
            }

            .btn-large {
                padding: 12px 20px;
                font-size: 0.9rem;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .news-item {
                flex-wrap: wrap;
                gap: 6px;
            }

            .news-date {
                min-width: 56px;
            }

            .news-title-text {
                font-size: 0.88rem;
            }
        }