/**
 * 国风武侠漫画平台样式
 * 水墨元素 + 金色点缀 + 暖色系主题
 */

/* ========================================
   CSS变量定义 - 国风暖色系
   ======================================== */
:root {
    /* 主色调 - 暖色系 */
    --color-primary: #C94043;        /* 朱砂红 */
    --color-secondary: #D4A84B;      /* 金色 */
    --color-accent: #8B4513;         /* 赭石 */
    --color-gold: #FFD700;           /* 明金 */
    --color-gold-dark: #B8860B;      /* 暗金 */
    
    /* 背景色 */
    --bg-primary: #1A120B;           /* 深褐 */
    --bg-secondary: #2D2016;         /* 古铜 */
    --bg-card: rgba(45, 32, 22, 0.95);
    --bg-overlay: rgba(26, 18, 11, 0.85);
    
    /* 文字色 */
    --text-primary: #F5E6D3;         /* 象牙白 */
    --text-secondary: #D4C4B0;       /* 米色 */
    --text-muted: #A89880;           /* 灰褐 */
    --text-gold: #FFD700;            /* 金色文字 */
    
    /* 渐变 */
    --gradient-primary: linear-gradient(135deg, #C94043 0%, #8B4513 100%);
    --gradient-gold: linear-gradient(135deg, #FFD700 0%, #B8860B 100%);
    --gradient-dark: linear-gradient(180deg, #1A120B 0%, #0D0906 100%);
    --gradient-warm: linear-gradient(135deg, #D4A84B 0%, #C94043 50%, #8B4513 100%);
    
    /* 装饰 */
    --border-gold: 1px solid rgba(212, 168, 75, 0.3);
    --border-red: 1px solid rgba(201, 64, 67, 0.5);
    --shadow-warm: 0 8px 32px rgba(201, 64, 67, 0.2);
    --shadow-gold: 0 4px 20px rgba(212, 168, 75, 0.15);
    
    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========================================
   水墨纹理背景
   ======================================== */
.ink-bg {
    position: relative;
    background: var(--bg-primary);
}

.ink-bg::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
}

/* ========================================
   首页 Hero 区域
   ======================================== */
.hero-section {
    position: relative;
    min-height: 600px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(201, 64, 67, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(212, 168, 75, 0.1) 0%, transparent 40%);
    pointer-events: none;
}

/* 水墨云雾效果 */
.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    background: linear-gradient(to top, var(--bg-primary), transparent);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 80px 40px;
}

/* 装饰边框 - 回纹 */
.hero-frame {
    position: relative;
    padding: 40px;
    border: 2px solid transparent;
    background: 
        linear-gradient(var(--bg-secondary), var(--bg-secondary)) padding-box,
        linear-gradient(135deg, var(--color-gold), transparent, var(--color-gold)) border-box;
}

.hero-frame::before,
.hero-frame::after {
    content: '❋';
    position: absolute;
    font-size: 24px;
    color: var(--color-gold);
}

.hero-frame::before {
    top: -12px;
    left: 20px;
}

.hero-frame::after {
    bottom: -12px;
    right: 20px;
}

/* ========================================
   大标题 - 书法风格
   ======================================== */
.hero-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 72px;
    font-weight: bold;
    color: var(--text-primary);
    text-align: center;
    margin-bottom: 20px;
    letter-spacing: 12px;
    text-shadow: 
        0 0 40px rgba(201, 64, 67, 0.3),
        2px 2px 4px rgba(0, 0, 0, 0.5);
    position: relative;
}

.hero-title::before,
.hero-title::after {
    content: '〖';
    color: var(--color-gold);
    font-size: 56px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.hero-title::before {
    left: -60px;
}

.hero-title::after {
    content: '〗';
    right: -60px;
}

.hero-subtitle {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 24px;
    color: var(--text-secondary);
    text-align: center;
    letter-spacing: 8px;
    margin-bottom: 40px;
}

/* ========================================
   统计数据 - 竹简风格
   ======================================== */
.stats-bamboo {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin: 40px 0;
    padding: 30px 0;
    border-top: 1px solid rgba(212, 168, 75, 0.2);
    border-bottom: 1px solid rgba(212, 168, 75, 0.2);
    position: relative;
}

.stats-bamboo::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, transparent, var(--color-gold), transparent);
}

.stat-scroll {
    text-align: center;
    position: relative;
}

.stat-scroll .number {
    font-family: 'Georgia', serif;
    font-size: 48px;
    font-weight: bold;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-scroll .label {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    color: var(--text-muted);
    margin-top: 8px;
    letter-spacing: 4px;
}

/* ========================================
   漫画卡片 - 卷轴风格
   ======================================== */
.comic-scroll-section {
    padding: 60px 40px;
    background: var(--bg-primary);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 36px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    padding: 0 82px;
}

.section-title::before,
.section-title::after {
    content: '━━';
    color: var(--color-gold);
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.section-title::before {
    left: 0;
}

.section-title::after {
    right: 0;
}

/* 漫画卡片网格 */
.comic-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

@media (max-width: 1200px) {
    .comic-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .comic-grid {
        grid-template-columns: 1fr;
    }
    .hero-title {
        font-size: 42px;
        letter-spacing: 6px;
    }
    .hero-title::before,
    .hero-title::after {
        display: none;
    }
    .stats-bamboo {
        flex-wrap: wrap;
        gap: 30px;
    }
}

/* 卷轴卡片 */
.scroll-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: var(--border-gold);
}

.scroll-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-warm), var(--shadow-gold);
    border-color: var(--color-gold);
}

/* 卡片顶部装饰 */
.scroll-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-warm);
}

.scroll-card-cover {
    position: relative;
    padding-top: 130%;
    overflow: hidden;
}

.scroll-card-cover img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.scroll-card:hover .scroll-card-cover img {
    transform: scale(1.05);
}

/* 封面遮罩 */
.scroll-card-cover::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, var(--bg-card), transparent);
}

/* 章节角标 */
.chapter-badge {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    background: rgba(201, 64, 67, 0.9);
    color: var(--text-primary);
    font-size: 12px;
    border-radius: 2px;
    z-index: 1;
    font-weight: bold;
}

/* 卡片信息 */
.scroll-card-info {
    padding: 20px;
    position: relative;
}

.scroll-card-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.scroll-card-title::before {
    content: '【';
    color: var(--color-gold);
}

.scroll-card-title::after {
    content: '】';
    color: var(--color-gold);
}

.scroll-card-author {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.scroll-card-author::before {
    content: '✦';
    color: var(--color-gold);
}

.scroll-card-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    height: 42px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

/* 标签 */
.scroll-tags {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.scroll-tag {
    padding: 4px 10px;
    background: rgba(212, 168, 75, 0.1);
    border: 1px solid rgba(212, 168, 75, 0.3);
    border-radius: 2px;
    font-size: 12px;
    color: var(--color-gold);
}

/* 阅读按钮 */
.scroll-read-btn {
    display: block;
    margin-top: 16px;
    padding: 12px;
    background: var(--gradient-primary);
    color: var(--text-primary);
    text-align: center;
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    letter-spacing: 4px;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.scroll-read-btn:hover {
    background: var(--gradient-warm);
    transform: scale(1.02);
}

/* ========================================
   分类导航 - 八卦布局
   ======================================== */
.category-bagua {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin: 40px 0;
    padding: 20px;
    background: rgba(45, 32, 22, 0.5);
    border-radius: var(--radius-lg);
    border: var(--border-gold);
}

.bagua-item {
    padding: 12px 24px;
    background: transparent;
    border: 1px solid var(--color-gold-dark);
    color: var(--text-secondary);
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.bagua-item:hover,
.bagua-item.active {
    background: var(--gradient-gold);
    color: var(--bg-primary);
    border-color: var(--color-gold);
}

/* ========================================
   推荐区域 - 横幅风格
   ======================================== */
.recommend-banner {
    position: relative;
    margin: 40px;
    padding: 40px;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    border: var(--border-gold);
    overflow: hidden;
}

.recommend-banner::before {
    content: '荐';
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 120px;
    color: rgba(212, 168, 75, 0.05);
    pointer-events: none;
}

/* ========================================
   精选推荐 - 横向滚动
   ======================================== */
.featured-scroll {
    padding: 40px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-primary) 100%);
}

.featured-container {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    padding: 20px 0;
    scroll-behavior: smooth;
}

.featured-container::-webkit-scrollbar {
    height: 8px;
}

.featured-container::-webkit-scrollbar-track {
    background: var(--bg-primary);
    border-radius: 4px;
}

.featured-container::-webkit-scrollbar-thumb {
    background: var(--color-gold-dark);
    border-radius: 4px;
}

.featured-item {
    flex-shrink: 0;
    width: 200px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.featured-item:hover {
    transform: scale(1.05);
}

.featured-cover {
    position: relative;
    padding-top: 140%;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 2px solid transparent;
    transition: border-color var(--transition-fast);
}

.featured-item:hover .featured-cover {
    border-color: var(--color-gold);
}

.featured-cover img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-title {
    margin-top: 12px;
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    color: var(--text-primary);
    text-align: center;
}

/* ========================================
   漫画详情页
   ======================================== */
.comic-detail-page {
    min-height: 100vh;
    background: var(--bg-primary);
}

.comic-detail-header {
    position: relative;
    padding: 60px 40px;
    background: var(--gradient-dark);
    overflow: hidden;
}

.comic-detail-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 0% 50%, rgba(201, 64, 67, 0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 0%, rgba(212, 168, 75, 0.15) 0%, transparent 50%);
}

.comic-detail-content {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    gap: 50px;
    align-items: flex-start;
}

.comic-detail-cover {
    flex-shrink: 0;
    width: 320px;
    position: relative;
}

.comic-detail-cover img {
    width: 100%;
    border-radius: var(--radius-lg);
    border: 3px solid var(--color-gold-dark);
    box-shadow: var(--shadow-warm);
}

.comic-detail-cover::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 1px solid rgba(212, 168, 75, 0.3);
    border-radius: calc(var(--radius-lg) + 10px);
    pointer-events: none;
}

.comic-detail-info {
    flex: 1;
}

.comic-detail-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 48px;
    color: var(--text-primary);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.comic-detail-title::before {
    content: '《';
    color: var(--color-gold);
}

.comic-detail-title::after {
    content: '》';
    color: var(--color-gold);
}

.comic-detail-author {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.comic-detail-author span {
    color: var(--color-gold);
}

.comic-detail-tags {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.comic-detail-tag {
    padding: 8px 20px;
    background: rgba(212, 168, 75, 0.1);
    border: 1px solid var(--color-gold-dark);
    border-radius: 2px;
    color: var(--color-gold);
    font-size: 14px;
}

.comic-detail-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    max-width: 700px;
}

/* 操作按钮 */
.comic-actions {
    display: flex;
    gap: 20px;
    margin-top: 30px;
}

.btn-read {
    padding: 16px 48px;
    background: var(--gradient-primary);
    color: var(--text-primary);
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 18px;
    letter-spacing: 4px;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-read:hover {
    background: var(--gradient-warm);
    transform: scale(1.05);
    box-shadow: var(--shadow-warm);
}

.btn-secondary {
    padding: 16px 36px;
    background: transparent;
    color: var(--color-gold);
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 18px;
    border: 1px solid var(--color-gold-dark);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn-secondary:hover {
    background: rgba(212, 168, 75, 0.1);
}

/* ========================================
   章节列表
   ======================================== */
.chapters-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px;
}

.chapters-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(212, 168, 75, 0.2);
}

.chapters-header h3 {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 28px;
    color: var(--text-primary);
}

.chapters-header h3::before {
    content: '◆ ';
    color: var(--color-gold);
}

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

@media (max-width: 1024px) {
    .chapters-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .chapters-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .comic-detail-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .comic-detail-cover {
        width: 240px;
    }
    .comic-detail-tags,
    .comic-actions {
        justify-content: center;
    }
}

.chapter-item {
    background: var(--bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
    text-decoration: none;
    display: block;
}

.chapter-item:hover {
    border-color: var(--color-gold);
    transform: translateY(-4px);
    box-shadow: var(--shadow-gold);
}

.chapter-cover {
    position: relative;
    padding-top: 65%;
    overflow: hidden;
}

.chapter-cover img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.chapter-item:hover .chapter-cover img {
    transform: scale(1.1);
}

.chapter-name {
    padding: 16px;
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    color: var(--text-primary);
    text-align: center;
    background: var(--bg-secondary);
}

/* ========================================
   漫画阅读器
   ======================================== */
.reader-page {
    min-height: 100vh;
    background: #0D0906;
}

.reader-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 24px;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(212, 168, 75, 0.2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: transform var(--transition-normal);
}

.reader-header.hidden {
    transform: translateY(-100%);
}

.reader-back {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--color-gold-dark);
    color: var(--color-gold);
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    border-radius: var(--radius-sm);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.reader-back:hover {
    background: rgba(212, 168, 75, 0.1);
}

.reader-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 18px;
    color: var(--text-primary);
}

.reader-nav-btns {
    display: flex;
    gap: 12px;
}

.reader-btn {
    padding: 10px 20px;
    background: transparent;
    border: 1px solid var(--color-gold-dark);
    color: var(--color-gold);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: 14px;
}

.reader-btn:hover:not(:disabled) {
    background: var(--color-gold);
    color: var(--bg-primary);
}

.reader-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

/* 阅读内容 */
.reader-content {
    padding-top: 80px;
    padding-bottom: 100px;
    max-width: 1000px;
    margin: 0 auto;
}

.reader-page-img {
    width: 100%;
    display: block;
    margin-bottom: 2px;
}

/* 底部进度条 */
.reader-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 16px 24px;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(212, 168, 75, 0.2);
    transition: transform var(--transition-normal);
}

.reader-footer.hidden {
    transform: translateY(100%);
}

.progress-bar {
    height: 4px;
    background: rgba(212, 168, 75, 0.2);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-fill {
    height: 100%;
    background: var(--gradient-gold);
    transition: width var(--transition-fast);
}

.progress-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.progress-text {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    color: var(--text-secondary);
}

.progress-nav {
    display: flex;
    gap: 12px;
}

/* ========================================
   侧边栏目录
   ======================================== */
.reader-sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 300px;
    background: var(--bg-overlay);
    backdrop-filter: blur(10px);
    z-index: 150;
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
    border-right: 1px solid rgba(212, 168, 75, 0.2);
}

.reader-sidebar.open {
    transform: translateX(0);
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid rgba(212, 168, 75, 0.2);
}

.sidebar-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.sidebar-comic-name {
    font-size: 14px;
    color: var(--text-muted);
}

.sidebar-chapters {
    padding: 12px;
}

.sidebar-chapter-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    margin-bottom: 4px;
}

.sidebar-chapter-item:hover {
    background: rgba(212, 168, 75, 0.1);
}

.sidebar-chapter-item.active {
    background: var(--gradient-primary);
    color: var(--text-primary);
}

/* 遮罩 */
.reader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 140;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.reader-overlay.show {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   提示框
   ======================================== */
.reader-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 16px 32px;
    background: var(--bg-secondary);
    border: 1px solid var(--color-gold-dark);
    color: var(--text-primary);
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    border-radius: var(--radius-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-fast);
    z-index: 200;
}

.reader-toast.show {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   动画
   ======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(212, 168, 75, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(212, 168, 75, 0.5);
    }
}

.scroll-card {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.scroll-card:nth-child(1) { animation-delay: 0.1s; }
.scroll-card:nth-child(2) { animation-delay: 0.2s; }
.scroll-card:nth-child(3) { animation-delay: 0.3s; }

/* ========================================
   特色区域 - 水墨画风格
   ======================================== */
.ink-painting-section {
    position: relative;
    padding: 80px 40px;
    background: linear-gradient(180deg, var(--bg-primary) 0%, #241810 50%, var(--bg-primary) 100%);
    overflow: hidden;
}

.ink-painting-section::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(ellipse, rgba(212, 168, 75, 0.05) 0%, transparent 70%);
    pointer-events: none;
}

.feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

@media (max-width: 768px) {
    .feature-cards {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    padding: 40px 30px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    text-align: center;
    border: 1px solid rgba(212, 168, 75, 0.15);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--gradient-gold);
}

.feature-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-8px);
    box-shadow: var(--shadow-gold);
}

.feature-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.feature-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ========================================
   更新日志区域
   ======================================== */
.updates-section {
    padding: 40px;
    background: var(--bg-secondary);
}

.updates-list {
    max-width: 800px;
    margin: 0 auto;
}

.update-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    border-bottom: 1px solid rgba(212, 168, 75, 0.1);
    transition: background var(--transition-fast);
}

.update-item:hover {
    background: rgba(212, 168, 75, 0.05);
}

.update-date {
    font-family: 'Georgia', serif;
    font-size: 14px;
    color: var(--color-gold);
    white-space: nowrap;
}

.update-content {
    flex: 1;
}

.update-title {
    font-family: 'STKaiti', 'KaiTi', '楷体', serif;
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.update-desc {
    font-size: 13px;
    color: var(--text-muted);
}