/* ============================================
   策驰影视漫画 - 完整样式表
   UI风格：紫罗兰渐变 + 毛玻璃 + 暗色模式
   ============================================ */

/* ---------- CSS变量与主题系统 ---------- */
:root {
    --primary: #7b2ff7;
    --primary-dark: #5a1ad6;
    --primary-light: #a78bfa;
    --secondary: #ffd700;
    --purple-deep: #4a0e78;
    --purple-dark: #2d0a4e;
    --bg: #f8f4ff;
    --bg-card: #ffffff;
    --bg-soft: #f0e6ff;
    --bg-glass: rgba(255, 255, 255, 0.7);
    --text: #333333;
    --text-light: #666666;
    --text-muted: #888888;
    --text-faint: #aaaaaa;
    --border: rgba(123, 47, 247, 0.15);
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-primary: rgba(123, 47, 247, 0.3);
    --gradient-main: linear-gradient(135deg, #7b2ff7 0%, #4a0e78 100%);
    --gradient-hero: linear-gradient(135deg, #f5e9ff 0%, #e0c3fc 100%);
    --radius: 12px;
    --radius-lg: 15px;
    --radius-sm: 8px;
    --transition: all 0.3s ease;
    --glass-blur: blur(10px);
    --glass-sat: saturate(180%);
}

/* 暗色模式 */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #1a1025;
        --bg-card: #2a1a3e;
        --bg-soft: #3a2a52;
        --bg-glass: rgba(42, 26, 62, 0.75);
        --text: #e8e0f0;
        --text-light: #c0b0d0;
        --text-muted: #a090b0;
        --text-faint: #807090;
        --border: rgba(167, 139, 250, 0.2);
        --shadow: rgba(0, 0, 0, 0.4);
        --shadow-primary: rgba(123, 47, 247, 0.4);
        --gradient-hero: linear-gradient(135deg, #2a1a3e 0%, #4a0e78 100%);
    }
}

/* ---------- 基础重置 ---------- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    transition: background 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
    border: none;
}

/* ---------- 通用容器 ---------- */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 15px;
    width: 100%;
}

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

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 15px rgba(123, 47, 247, 0.3); }
    50% { box-shadow: 0 0 30px rgba(123, 47, 247, 0.6); }
}

@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

/* 滚动进入动画 */
.hero, .manga-card, .character-card, .feature, .comment-list, .sidebar, .detail-section {
    animation: fadeInUp 0.6s ease-out both;
}

.manga-card:nth-child(2n) { animation-delay: 0.1s; }
.manga-card:nth-child(3n) { animation-delay: 0.2s; }
.manga-card:nth-child(4n) { animation-delay: 0.3s; }
.character-card:nth-child(2n) { animation-delay: 0.1s; }
.character-card:nth-child(3n) { animation-delay: 0.2s; }
.feature:nth-child(2n) { animation-delay: 0.1s; }
.feature:nth-child(3n) { animation-delay: 0.2s; }

/* ---------- 头部导航 ---------- */
header {
    background: var(--gradient-main);
    padding: 15px 0;
    box-shadow: 0 2px 20px rgba(74, 14, 120, 0.4);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    background: linear-gradient(135deg, rgba(123, 47, 247, 0.95) 0%, rgba(74, 14, 120, 0.95) 100%);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 10px;
}

.logo {
    font-size: 28px;
    color: #fff;
    font-weight: 800;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.4);
    letter-spacing: 1px;
    position: relative;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo span {
    color: var(--secondary);
    background: linear-gradient(135deg, #ffd700, #ffaa00);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 900;
}

nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

nav ul li a {
    color: #fff;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

nav ul li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

nav ul li a:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

nav ul li a:hover::before {
    left: 100%;
}

/* ---------- Hero区域 ---------- */
.hero {
    background: var(--gradient-hero);
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background 0.3s ease;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 30%, rgba(123, 47, 247, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 70%, rgba(255, 215, 0, 0.1) 0%, transparent 50%);
    animation: float 8s ease-in-out infinite;
    pointer-events: none;
}

.hero h2 {
    font-size: 36px;
    color: var(--purple-deep);
    margin-bottom: 15px;
    font-weight: 800;
    line-height: 1.3;
    position: relative;
    z-index: 1;
    text-shadow: 2px 2px 10px rgba(255, 255, 255, 0.5);
}

.hero p {
    font-size: 18px;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
    line-height: 1.8;
}

/* ---------- 区块标题 ---------- */
.section-title {
    font-size: 28px;
    color: var(--purple-deep);
    margin: 40px 0 25px;
    padding-left: 20px;
    border-left: 5px solid var(--primary);
    position: relative;
    font-weight: 700;
    transition: color 0.3s ease;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 20px;
    width: 50px;
    height: 3px;
    background: var(--gradient-main);
    border-radius: 3px;
}

/* ---------- 漫画网格 ---------- */
.manga-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* ---------- 漫画卡片 ---------- */
.manga-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    position: relative;
    border: 1px solid var(--border);
    cursor: pointer;
}

.manga-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 15px 40px var(--shadow-primary);
}

.manga-card .cover {
    height: 250px;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--bg-soft), var(--bg));
}

.manga-card .cover::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.3));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.manga-card:hover .cover::after {
    opacity: 1;
}

.manga-card .cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.manga-card:hover .cover img {
    transform: scale(1.1) rotate(1deg);
}

.manga-card .info {
    padding: 15px;
    position: relative;
    background: var(--bg-card);
}

.manga-card .info h3 {
    font-size: 18px;
    color: var(--text);
    margin-bottom: 8px;
    font-weight: 600;
    transition: color 0.3s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.manga-card:hover .info h3 {
    color: var(--primary);
}

.manga-card .info p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 5px;
    line-height: 1.5;
}

/* ---------- 标签 ---------- */
.tag {
    display: inline-block;
    background: var(--bg-soft);
    color: var(--primary);
    padding: 3px 12px;
    border-radius: 15px;
    font-size: 12px;
    margin: 3px;
    font-weight: 500;
    transition: var(--transition);
    border: 1px solid transparent;
}

.tag:hover {
    background: var(--primary);
    color: #fff;
    transform: scale(1.05);
}

/* ---------- 按钮 ---------- */
.btn {
    display: inline-block;
    background: var(--gradient-main);
    color: #fff;
    padding: 12px 28px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(123, 47, 247, 0.3);
    letter-spacing: 1px;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(123, 47, 247, 0.4);
}

.btn:hover::before {
    left: 100%;
}

.btn:active {
    transform: translateY(-1px) scale(0.98);
}

/* ---------- 详情区块 ---------- */
.detail-section {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin: 30px 0;
    box-shadow: 0 4px 20px var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.detail-section:hover {
    box-shadow: 0 8px 30px var(--shadow-primary);
}

.detail-section h3 {
    color: var(--purple-deep);
    margin: 25px 0 15px;
    font-size: 22px;
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
}

.detail-section h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 40px;
    height: 3px;
    background: var(--gradient-main);
    border-radius: 3px;
}

.detail-section p {
    line-height: 1.8;
    color: var(--text-light);
    margin-bottom: 15px;
    font-size: 15px;
}

.detail-section ul {
    padding-left: 20px;
    margin-bottom: 15px;
}

.detail-section ul li {
    list-style: disc;
    margin-bottom: 8px;
    color: var(--text-light);
    line-height: 1.6;
    transition: transform 0.3s ease;
}

.detail-section ul li:hover {
    transform: translateX(5px);
    color: var(--primary);
}

/* ---------- 角色网格 ---------- */
.character-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

/* ---------- 角色卡片 ---------- */
.character-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 25px 20px;
    text-align: center;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.character-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(123, 47, 247, 0.05) 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.character-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px var(--shadow-primary);
}

.character-card:hover::before {
    opacity: 1;
}

.character-card img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 15px;
    border: 4px solid var(--bg-soft);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.character-card:hover img {
    transform: scale(1.1) rotate(5deg);
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(123, 47, 247, 0.3);
}

.character-card h4 {
    color: var(--purple-deep);
    margin-bottom: 5px;
    font-size: 18px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.character-card .role {
    color: var(--primary);
    font-size: 13px;
    margin-bottom: 10px;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.character-card p {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

/* ---------- 平台特性 ---------- */
.platform-features {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin: 25px 0;
}

.feature {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 25px 20px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-main);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-primary);
}

.feature:hover::before {
    transform: scaleX(1);
}

.feature h4 {
    color: var(--purple-deep);
    margin-bottom: 10px;
    font-size: 18px;
    font-weight: 700;
}

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

/* ---------- APP按钮 ---------- */
.app-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin: 25px 0;
}

/* ---------- 评论列表 ---------- */
.comment-list {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 15px;
    box-shadow: 0 2px 15px var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.comment-list::before {
    content: '"';
    position: absolute;
    top: 5px;
    right: 15px;
    font-size: 48px;
    color: var(--primary);
    opacity: 0.15;
    font-family: Georgia, serif;
}

.comment-list:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 25px var(--shadow-primary);
}

.comment-list .user {
    font-weight: 700;
    color: var(--purple-deep);
    margin-bottom: 5px;
    font-size: 15px;
}

.comment-list .time {
    font-size: 12px;
    color: var(--text-faint);
    margin-bottom: 10px;
}

.comment-list p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 14px;
}

/* ---------- 侧边栏 ---------- */
.sidebar {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 25px;
    margin-bottom: 20px;
    box-shadow: 0 4px 20px var(--shadow);
    border: 1px solid var(--border);
    transition: var(--transition);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    background: var(--bg-glass);
}

.sidebar:hover {
    box-shadow: 0 8px 30px var(--shadow-primary);
}

.sidebar h3 {
    color: var(--purple-deep);
    font-size: 20px;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--bg-soft);
    font-weight: 700;
}

.sidebar ol {
    padding-left: 20px;
}

.sidebar ol li {
    padding: 8px 0;
    color: var(--text-light);
    font-size: 14px;
    border-bottom: 1px dashed var(--border);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

.sidebar ol li:last-child {
    border-bottom: none;
}

.sidebar ol li:hover {
    color: var(--primary);
    padding-left: 10px;
    transform: translateX(5px);
}

/* ---------- 统计网格 ---------- */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.stat-item {
    background: var(--bg);
    padding: 15px;
    border-radius: var(--radius-sm);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.stat-item:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px var(--shadow-primary);
}

.stat-item .num {
    font-size: 22px;
    font-weight: 800;
    color: var(--primary);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-item .label {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 5px;
}

/* ---------- 页脚 ---------- */
footer {
    background: linear-gradient(135deg, var(--purple-dark) 0%, #1a0a2e 100%);
    color: var(--text-faint);
    padding: 40px 0 0;
    margin-top: 50px;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--primary));
    background-size: 200% 100%;
    animation: shimmer 3s linear infinite;
}

footer .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    padding-bottom: 20px;
}

footer h4 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: 700;
    position: relative;
    padding-bottom: 10px;
}

footer h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--primary);
}

footer a {
    color: var(--text-faint);
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    transition: var(--transition);
    position: relative;
    padding-left: 0;
}

footer a::before {
    content: '›';
    position: absolute;
    left: -10px;
    opacity: 0;
    transition: all 0.3s ease;
    color: var(--secondary);
}

footer a:hover {
    color: #fff;
    padding-left: 15px;
}

footer a:hover::before {
    left: 0;
    opacity: 1;
}

footer p {
    font-size: 14px;
    line-height: 1.8;
    margin-bottom: 5px;
}

.copyright {
    text-align: center;
    padding: 20px 15px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 20px;
    font-size: 13px;
    color: var(--text-faint);
    background: rgba(0, 0, 0, 0.2);
}

/* ---------- 布局 ---------- */
.layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 30px;
    margin: 30px auto;
    align-items: start;
}

.content {
    min-width: 0;
}

/* ---------- 滚动条美化 ---------- */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 10px;
    border: 2px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* ---------- 选中文字样式 ---------- */
::selection {
    background: var(--primary);
    color: #fff;
}

/* ---------- 焦点样式 ---------- */
:focus {
    outline: 3px solid rgba(123, 47, 247, 0.4);
    outline-offset: 2px;
}

:focus:not(:focus-visible) {
    outline: none;
}

:focus-visible {
    outline: 3px solid rgba(123, 47, 247, 0.4);
    outline-offset: 2px;
}

/* ---------- 响应式设计 ---------- */
@media (max-width: 1200px) {
    .layout {
        grid-template-columns: 1fr 280px;
        gap: 20px;
    }
    
    .manga-grid {
        grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    }
}

@media (max-width: 992px) {
    .layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }
    
    .sidebar h3 {
        grid-column: 1 / -1;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header-inner {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    nav ul {
        justify-content: center;
        gap: 3px;
    }
    
    nav ul li a {
        padding: 6px 12px;
        font-size: 13px;
    }
    
    .hero {
        padding: 40px 0;
    }
    
    .hero h2 {
        font-size: 24px;
        line-height: 1.4;
    }
    
    .hero p {
        font-size: 15px;
        padding: 0 15px;
    }
    
    .section-title {
        font-size: 22px;
        margin: 30px 0 20px;
    }
    
    .manga-grid {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
        gap: 12px;
    }
    
    .manga-card .cover {
        height: 180px;
    }
    
    .manga-card .info {
        padding: 10px;
    }
    
    .manga-card .info h3 {
        font-size: 15px;
        margin-bottom: 5px;
    }
    
    .manga-card .info p {
        font-size: 12px;
        margin-bottom: 3px;
    }
    
    .tag {
        font-size: 11px;
        padding: 2px 8px;
        margin: 2px;
    }
    
    .detail-section {
        padding: 20px;
    }
    
    .detail-section h3 {
        font-size: 18px;
    }
    
    .character-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 12px;
    }
    
    .character-card {
        padding: 15px 10px;
    }
    
    .character-card img {
        width: 90px;
        height: 90px;
    }
    
    .platform-features {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }
    
    .feature {
        padding: 15px;
    }
    
    .feature h4 {
        font-size: 15px;
    }
    
    .feature p {
        font-size: 13px;
    }
    
    .app-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 80%;
        text-align: center;
    }
    
    .sidebar {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .comment-list {
        padding: 15px;
    }
    
    footer .container {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }
    
    footer h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    footer a:hover {
        padding-left: 0;
    }
    
    footer a::before {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 10px;
    }
    
    .logo {
        font-size: 22px;
    }
    
    nav ul li a {
        padding: 5px 10px;
        font-size: 12px;
    }
    
    .hero h2 {
        font-size: 20px;
    }
    
    .manga-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }
    
    .manga-card .cover {
        height: 160px;
    }
    
    .manga-card .info h3 {
        font-size: 14px;
    }
    
    .tag {
        font-size: 10px;
        padding: 2px 6px;
    }
    
    .character-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .platform-features {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .detail-section {
        padding: 15px;
        margin: 20px 0;
    }
    
    .detail-section h3 {
        font-size: 16px;
        margin: 15px 0 10px;
    }
    
    .detail-section p {
        font-size: 14px;
    }
    
    .comment-list .user {
        font-size: 14px;
    }
    
    .comment-list p {
        font-size: 13px;
    }
}

/* ---------- 减少动画偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ---------- 打印样式 ---------- */
@media print {
    header, footer, .hero, .sidebar {
        display: none;
    }
    
    body {
        background: #fff;
        color: #000;
    }
    
    .layout {
        display: block;
    }
    
    .detail-section, .manga-card, .character-card, .feature, .comment-list {
        box-shadow: none;
        border: 1px solid #ccc;
        break-inside: avoid;
    }
}

/* ---------- 高对比度模式 ---------- */
@media (forced-colors: active) {
    .btn {
        border: 2px solid buttontext;
    }
    
    .manga-card, .character-card, .detail-section, .sidebar {
        border: 2px solid canvastext;
    }
}

/* ---------- 工具类 ---------- */
.text-center {
    text-align: center;
}

.mt-1 { margin-top: 10px; }
.mt-2 { margin-top: 20px; }
.mt-3 { margin-top: 30px; }
.mb-1 { margin-bottom: 10px; }
.mb-2 { margin-bottom: 20px; }
.mb-3 { margin-bottom: 30px; }

.hidden {
    display: none !important;
}

/* ---------- 毛玻璃效果增强 ---------- */
.glass-effect {
    background: var(--bg-glass);
    backdrop-filter: var(--glass-blur) var(--glass-sat);
    -webkit-backdrop-filter: var(--glass-blur) var(--glass-sat);
    border: 1px solid var(--border);
}

/* ---------- 悬浮光效 ---------- */
@keyframes borderGlow {
    0%, 100% { border-color: var(--border); }
    50% { border-color: var(--primary); }
}

.manga-card:hover, .character-card:hover, .feature:hover {
    animation: borderGlow 2s ease-in-out infinite;
}

/* ---------- 加载动画 ---------- */
.loading {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
}

.loading::after {
    content: '';
    width: 40px;
    height: 40px;
    border: 4px solid var(--bg-soft);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ---------- 回到顶部按钮 ---------- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--gradient-main);
    color: #fff;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 20px;
    box-shadow: 0 4px 15px var(--shadow-primary);
    transition: var(--transition);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow-primary);
}

/* ---------- 响应式字体 ---------- */
@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

@media (max-width: 767px) {
    html {
        font-size: 15px;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
}

/* ---------- 图片加载优化 ---------- */
img[loading="lazy"] {
    background: linear-gradient(135deg, var(--bg-soft) 25%, var(--bg) 50%, var(--bg-soft) 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s linear infinite;
}

/* ---------- 文章内容排版 ---------- */
.detail-section article {
    margin-bottom: 30px;
}

.detail-section article:last-child {
    margin-bottom: 0;
}

.detail-section article h3:first-child {
    margin-top: 0;
}

/* ---------- 链接悬停效果 ---------- */
a[href="#"] {
    position: relative;
}

a[href="#"]::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

a[href="#"]:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ---------- 卡片阴影层次 ---------- */
.manga-card:nth-child(odd) {
    box-shadow: 0 4px 20px var(--shadow), 0 2px 5px var(--shadow);
}

.manga-card:nth-child(even) {
    box-shadow: 0 6px 25px var(--shadow), 0 3px 8px var(--shadow);
}

/* ---------- 响应式间距调整 ---------- */
@media (max-width: 768px) {
    .layout {
        margin: 20px auto;
    }
    
    .section-title {
        margin: 25px 0 15px;
    }
    
    .manga-grid {
        margin-bottom: 20px;
    }
    
    .character-grid {
        margin-bottom: 20px;
    }
    
    .platform-features {
        margin: 15px 0;
    }
    
    .app-buttons {
        margin: 15px 0;
    }
}

/* ---------- 暗色模式适配 ---------- */
@media (prefers-color-scheme: dark) {
    .hero h2 {
        color: #e8d5ff;
        text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.3);
    }
    
    .section-title {
        color: #d4b8ff;
    }
    
    .detail-section h3 {
        color: #d4b8ff;
    }
    
    .character-card h4 {
        color: #d4b8ff;
    }
    
    .feature h4 {
        color: #d4b8ff;
    }
    
    .sidebar h3 {
        color: #d4b8ff;
    }
    
    .comment-list .user {
        color: #d4b8ff;
    }
    
    .logo {
        text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.6);
    }
    
    nav ul li a {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    nav ul li a:hover {
        background: rgba(255, 255, 255, 0.15);
    }
    
    .manga-card .cover {
        background: linear-gradient(135deg, var(--bg-soft), var(--bg-card));
    }
    
    .detail-section, .manga-card, .character-card, .feature, .comment-list, .sidebar {
        background: var(--bg-card);
        border-color: var(--border);
    }
    
    .stat-item {
        background: var(--bg);
    }
    
    footer {
        background: linear-gradient(135deg, #1a0a2e 0%, #0d0518 100%);
    }
    
    .copyright {
        background: rgba(0, 0, 0, 0.3);
    }
}

/* ---------- 移动端导航优化 ---------- */
@media (max-width: 768px) {
    nav ul {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        padding: 5px 0;
        scrollbar-width: none;
    }
    
    nav ul::-webkit-scrollbar {
        display: none;
    }
    
    nav ul li {
        flex-shrink: 0;
    }
    
    nav ul li a {
        white-space: nowrap;
    }
}

/* ---------- 性能优化 ---------- */
.manga-card, .character-card, .feature, .comment-list {
    will-change: transform;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* ---------- 无障碍访问 ---------- */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ---------- 结束 ---------- */