```css
/* ============================================================
   123影院 - 全站样式表
   风格：梦幻紫罗兰 · 玻璃拟态 · 暗色模式支持
   ============================================================ */

/* ===== CSS 变量与主题系统 ===== */
:root {
  /* 亮色主题 */
  --bg-primary: #f4f0ff;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.72);
  --bg-hover: rgba(255, 255, 255, 0.95);
  --bg-glass: rgba(255, 255, 255, 0.55);
  --bg-sidebar: rgba(255, 255, 255, 0.6);
  --bg-input: rgba(255, 255, 255, 0.9);
  --text-primary: #2d2d3a;
  --text-secondary: #4a4a5a;
  --text-muted: #888;
  --text-light: #fff;
  --accent: #7b2ff7;
  --accent-light: #b44dff;
  --accent-glow: rgba(123, 47, 247, 0.3);
  --accent-soft: rgba(123, 47, 247, 0.08);
  --accent-soft-hover: rgba(123, 47, 247, 0.15);
  --border-light: rgba(123, 47, 247, 0.12);
  --shadow-sm: 0 2px 8px rgba(123, 47, 247, 0.06);
  --shadow-md: 0 4px 12px rgba(123, 47, 247, 0.08);
  --shadow-lg: 0 8px 20px rgba(123, 47, 247, 0.15);
  --shadow-xl: 0 12px 28px rgba(123, 47, 247, 0.2);
  --header-gradient: linear-gradient(135deg, #7b2ff7, #b44dff);
  --footer-bg: #2d1b4e;
  --footer-text: #c9b8e8;
  --footer-hover: rgba(255, 255, 255, 0.2);
  --rank-bg: #f0e8ff;
  --rank-text: #7b2ff7;
  --card-tag-bg: #f0e8ff;
  --card-tag-text: #7b2ff7;
  --char-border: #b44dff;
  --stats-gradient: linear-gradient(135deg, rgba(240, 232, 255, 0.9), rgba(255, 255, 255, 0.95));
  --comment-bg: rgba(255, 255, 255, 0.85);
  --divider: rgba(123, 47, 247, 0.1);
  --scrollbar-track: #e8e0f5;
  --scrollbar-thumb: #b44dff;
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-shadow: 0 8px 32px rgba(123, 47, 247, 0.12);
}

/* 暗色主题 */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: #1a1424;
    --bg-secondary: #241d35;
    --bg-card: rgba(36, 29, 53, 0.8);
    --bg-hover: rgba(46, 38, 66, 0.95);
    --bg-glass: rgba(30, 24, 44, 0.6);
    --bg-sidebar: rgba(30, 24, 44, 0.65);
    --bg-input: rgba(30, 24, 44, 0.9);
    --text-primary: #e8e0f5;
    --text-secondary: #b8a8d0;
    --text-muted: #8a7a9f;
    --text-light: #f0e8ff;
    --accent: #b44dff;
    --accent-light: #d48aff;
    --accent-glow: rgba(180, 77, 255, 0.35);
    --accent-soft: rgba(180, 77, 255, 0.12);
    --accent-soft-hover: rgba(180, 77, 255, 0.2);
    --border-light: rgba(180, 77, 255, 0.2);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 12px 28px rgba(0, 0, 0, 0.6);
    --header-gradient: linear-gradient(135deg, #5a1f9e, #9a3fd1);
    --footer-bg: #120b1e;
    --footer-text: #9a85b8;
    --footer-hover: rgba(180, 77, 255, 0.25);
    --rank-bg: rgba(180, 77, 255, 0.15);
    --rank-text: #d48aff;
    --card-tag-bg: rgba(180, 77, 255, 0.15);
    --card-tag-text: #d48aff;
    --char-border: #9a3fd1;
    --stats-gradient: linear-gradient(135deg, rgba(30, 24, 44, 0.9), rgba(36, 29, 53, 0.95));
    --comment-bg: rgba(36, 29, 53, 0.85);
    --divider: rgba(180, 77, 255, 0.15);
    --scrollbar-track: #241d35;
    --scrollbar-thumb: #7b2ff7;
    --glass-border: rgba(180, 77, 255, 0.2);
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
  }
}

/* ===== 基础重置与全局设置 ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  transition: background 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s ease;
}

ul, ol {
  list-style: none;
}

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

::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 10px;
  transition: background 0.3s;
}

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

/* ===== 容器 ===== */
.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  width: 100%;
}

/* ===== 头部导航 ===== */
.header {
  background: var(--header-gradient);
  color: var(--text-light);
  padding: 15px 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 20px var(--accent-glow);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  transition: box-shadow 0.3s ease;
}

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

.logo {
  font-size: 1.8rem;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  letter-spacing: 1px;
  background: linear-gradient(135deg, #fff, #e8d5ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: scale(1.03);
}

.logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.4s ease;
}

.logo:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-menu {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
  gap: 5px;
}

.nav-menu li a {
  color: var(--text-light);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-menu li a:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* ===== 主布局 ===== */
.main {
  display: flex;
  gap: 25px;
  padding: 25px 0;
  align-items: flex-start;
}

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

.sidebar {
  width: 320px;
  flex-shrink: 0;
  position: sticky;
  top: 80px;
  align-self: flex-start;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  padding-right: 5px;
  scrollbar-width: thin;
}

/* ===== 区块标题 ===== */
.section {
  margin-bottom: 30px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease forwards;
}

.section:nth-child(1) { animation-delay: 0.1s; }
.section:nth-child(2) { animation-delay: 0.2s; }
.section:nth-child(3) { animation-delay: 0.3s; }
.section:nth-child(4) { animation-delay: 0.4s; }
.section:nth-child(5) { animation-delay: 0.5s; }
.section:nth-child(6) { animation-delay: 0.6s; }
.section:nth-child(7) { animation-delay: 0.7s; }

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

.section-title {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 18px;
  padding-left: 12px;
  border-left: 4px solid var(--accent-light);
  font-weight: 700;
  position: relative;
  transition: color 0.3s ease;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 60px;
  height: 3px;
  background: var(--header-gradient);
  border-radius: 3px;
  opacity: 0.6;
}

/* ===== 卡片网格 ===== */
.grid-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  position: relative;
  animation: cardFloat 6s ease-in-out infinite;
}

.card:nth-child(2n) {
  animation-delay: 1s;
}

.card:nth-child(3n) {
  animation-delay: 2s;
}

.card:nth-child(4n) {
  animation-delay: 3s;
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

.card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-xl);
  background: var(--bg-hover);
  border-color: var(--accent-light);
}

.card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, #e8e0f5, #d4c8f0);
  transition: transform 0.5s ease;
  position: relative;
}

.card:hover .card-img {
  transform: scale(1.08);
}

.card-body {
  padding: 14px;
  position: relative;
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
  transition: color 0.3s;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card:hover .card-title {
  color: var(--accent);
}

.card-meta {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
  line-height: 1.5;
}

.card-tag {
  display: inline-block;
  background: var(--card-tag-bg);
  color: var(--card-tag-text);
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 0.75rem;
  margin-top: 6px;
  font-weight: 500;
  transition: all 0.3s;
  border: 1px solid transparent;
}

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

/* ===== 详情页样式 ===== */
.detail-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 25px;
  background: var(--bg-glass);
  border-radius: 16px;
  padding: 25px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s ease;
}

.detail-grid:hover {
  box-shadow: var(--shadow-lg);
}

.detail-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  transition: transform 0.4s ease;
}

.detail-img:hover {
  transform: scale(1.02);
}

.article-content {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.article-content h3 {
  color: var(--accent);
  margin: 18px 0 8px;
  font-size: 1.2rem;
  font-weight: 600;
  position: relative;
  padding-bottom: 6px;
}

.article-content h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--header-gradient);
  border-radius: 2px;
}

.article-content p {
  margin-bottom: 12px;
  text-align: justify;
}

.article-content strong {
  color: var(--accent);
}

/* ===== 角色卡片 ===== */
.characters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 20px;
}

.char-card {
  background: var(--bg-card);
  border-radius: 16px;
  padding: 18px;
  text-align: center;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.char-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(180, 77, 255, 0.1) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s;
}

.char-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--char-border);
}

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

.char-img {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 12px;
  border: 3px solid var(--char-border);
  box-shadow: var(--shadow-sm);
  transition: all 0.4s ease;
  position: relative;
  z-index: 1;
}

.char-card:hover .char-img {
  transform: scale(1.08);
  border-color: var(--accent-light);
}

.char-name {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 1.1rem;
  position: relative;
  z-index: 1;
}

.char-role {
  font-size: 0.8rem;
  color: var(--accent-light);
  margin: 4px 0;
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.char-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.6;
  position: relative;
  z-index: 1;
}

/* ===== 平台介绍 ===== */
.platform-content {
  background: var(--bg-glass);
  border-radius: 16px;
  padding: 25px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s;
}

.platform-content:hover {
  box-shadow: var(--shadow-lg);
}

.platform-content h3 {
  color: var(--accent);
  margin-bottom: 12px;
  font-size: 1.2rem;
  font-weight: 600;
  position: relative;
  padding-bottom: 8px;
}

.platform-content h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 50px;
  height: 2px;
  background: var(--header-gradient);
  border-radius: 2px;
}

.platform-content p {
  margin-bottom: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
}

/* ===== 下载区域 ===== */
.download-section {
  background: var(--header-gradient);
  border-radius: 16px;
  padding: 35px 25px;
  text-align: center;
  color: var(--text-light);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.download-section::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 50%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.download-section h3 {
  font-size: 1.8rem;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.download-section p {
  position: relative;
  z-index: 1;
  opacity: 0.95;
}

.download-btns {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}

.btn {
  background: rgba(255, 255, 255, 0.95);
  color: var(--accent);
  padding: 12px 30px;
  border-radius: 30px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
  border: 2px solid transparent;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

.btn:hover {
  transform: scale(1.05) translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.25);
  background: #fff;
  border-color: rgba(255, 255, 255, 0.5);
}

.btn:active {
  transform: scale(0.98);
}

/* ===== 评论列表 ===== */
.comment-list {
  list-style: none;
}

.comment-list li {
  background: var(--comment-bg);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s ease;
  animation: slideIn 0.4s ease forwards;
  opacity: 0;
}

.comment-list li:nth-child(1) { animation-delay: 0.05s; }
.comment-list li:nth-child(2) { animation-delay: 0.1s; }
.comment-list li:nth-child(3) { animation-delay: 0.15s; }
.comment-list li:nth-child(4) { animation-delay: 0.2s; }
.comment-list li:nth-child(5) { animation-delay: 0.25s; }
.comment-list li:nth-child(6) { animation-delay: 0.3s; }
.comment-list li:nth-child(7) { animation-delay: 0.35s; }
.comment-list li:nth-child(8) { animation-delay: 0.4s; }
.comment-list li:nth-child(9) { animation-delay: 0.45s; }
.comment-list li:nth-child(10) { animation-delay: 0.5s; }
.comment-list li:nth-child(11) { animation-delay: 0.55s; }
.comment-list li:nth-child(12) { animation-delay: 0.6s; }
.comment-list li:nth-child(13) { animation-delay: 0.65s; }
.comment-list li:nth-child(14) { animation-delay: 0.7s; }
.comment-list li:nth-child(15) { animation-delay: 0.75s; }
.comment-list li:nth-child(16) { animation-delay: 0.8s; }

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.comment-list li:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--accent-light);
}

.comment-user {
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
  font-size: 0.95rem;
}

.comment-time {
  font-size: 0.75rem;
  color: var(--text-muted);
  float: right;
  font-weight: 400;
}

.comment-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ===== 排行榜 ===== */
.rank-list {
  background: var(--bg-glass);
  border-radius: 16px;
  padding: 18px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s;
}

.rank-list:hover {
  box-shadow: var(--shadow-lg);
}

.rank-item {
  display: flex;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px dashed var(--divider);
  transition: all 0.3s ease;
  cursor: pointer;
}

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

.rank-item:hover {
  background: var(--accent-soft);
  border-radius: 8px;
  padding-left: 8px;
  padding-right: 8px;
}

.rank-num {
  width: 30px;
  height: 30px;
  background: var(--rank-bg);
  color: var(--rank-text);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-right: 12px;
  font-size: 0.9rem;
  flex-shrink: 0;
  transition: all 0.3s;
}

.rank-item:hover .rank-num {
  background: var(--accent);
  color: #fff;
  transform: scale(1.1);
}

.rank-info {
  flex: 1;
  min-width: 0;
}

.rank-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.9rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rank-data {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ===== 统计面板 ===== */
.stats-box {
  background: var(--stats-gradient);
  border-radius: 16px;
  padding: 20px;
  margin-top: 20px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  transition: all 0.3s;
}

.stats-box:hover {
  box-shadow: var(--shadow-lg);
}

.stats-box h3 {
  color: var(--accent);
  margin-bottom: 15px;
  font-size: 1.1rem;
  font-weight: 600;
}

.stat-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--divider);
  font-size: 0.9rem;
  transition: all 0.3s;
}

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

.stat-item:hover {
  padding-left: 5px;
  padding-right: 5px;
  background: var(--accent-soft);
  border-radius: 6px;
}

.stat-label {
  color: var(--accent);
  font-weight: 500;
}

.stat-value {
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

/* ===== 底部 ===== */
.footer {
  background: var(--footer-bg);
  color: var(--footer-text);
  padding: 30px 0;
  margin-top: 30px;
  position: relative;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.footer-col {
  flex: 1;
  min-width: 200px;
}

.footer-col h4 {
  color: var(--text-light);
  margin-bottom: 12px;
  font-size: 1.1rem;
  font-weight: 600;
  position: relative;
  padding-bottom: 8px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--accent-light);
  border-radius: 2px;
}

.footer-col p {
  font-size: 0.85rem;
  line-height: 1.8;
}

.friend-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 10px;
}

.friend-links a {
  color: var(--footer-text);
  text-decoration: none;
  font-size: 0.8rem;
  padding: 4px 12px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 15px;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.friend-links a:hover {
  background: var(--footer-hover);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 20px;
  font-size: 0.8rem;
  color: var(--footer-text);
  opacity: 0.8;
}

.copyright p {
  margin-bottom: 4px;
}

/* ===== 回到顶部 ===== */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--header-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 4px 15px var(--accent-glow);
  cursor: pointer;
  z-index: 999;
  transition: all 0.3s ease;
  border: 2px solid rgba(255, 255, 255, 0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
}

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

.scroll-top:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 8px 25px var(--accent-glow);
}

.scroll-top:active {
  transform: scale(0.95);
}

/* ===== 毛玻璃效果增强 ===== */
.glass-effect {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

/* ===== 动画增强 ===== */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

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

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
  .sidebar {
    width: 280px;
  }
  
  .grid-list {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 15px;
  }
}

@media (max-width: 768px) {
  .main {
    flex-direction: column;
  }
  
  .sidebar {
    width: 100%;
    position: static;
    max-height: none;
    overflow: visible;
    order: 2;
  }
  
  .content {
    order: 1;
  }
  
  .detail-grid {
    grid-template-columns: 1fr;
  }
  
  .grid-list {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
  }
  
  .card-img {
    height: 160px;
  }
  
  .header-inner {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  
  .nav-menu {
    justify-content: center;
    gap: 3px;
  }
  
  .nav-menu li a {
    padding: 6px 10px;
    font-size: 0.8rem;
  }
  
  .logo {
    font-size: 1.5rem;
  }
  
  .section-title {
    font-size: 1.3rem;
  }
  
  .download-section {
    padding: 25px 15px;
  }
  
  .download-btns {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 250px;
  }
  
  .scroll-top {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    font-size: 1.2rem;
  }
  
  .comment-time {
    float: none;
    display: block;
    margin-bottom: 4px;
  }
  
  .footer-inner {
    flex-direction: column;
    gap: 15px;
  }
  
  .footer-col {
    min-width: 100%;
  }
  
  .characters-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 12px;
  }
  
  .char-img {
    width: 80px;
    height: 80px;
  }
  
  .stats-box {
    margin-top: 15px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 12px;
  }
  
  .grid-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }
  
  .card-img {
    height: 130px;
  }
  
  .card-body {
    padding: 10px;
  }
  
  .card-title {
    font-size: 0.9rem;
  }
  
  .card-meta {
    font-size: 0.7rem;
  }
  
  .card-tag {
    font-size: 0.65rem;
    padding: 1px 8px;
  }
  
  .section-title {
    font-size: 1.1rem;
    margin-bottom: 12px;
  }
  
  .detail-grid {
    padding: 15px;
    gap: 15px;
  }
  
  .detail-img {
    height: 200px;
  }
  
  .article-content {
    font-size: 0.85rem;
  }
  
  .platform-content {
    padding: 15px;
  }
  
  .comment-list li {
    padding: 12px 14px;
  }
  
  .rank-list {
    padding: 12px;
  }
  
  .rank-num {
    width: 25px;
    height: 25px;
    font-size: 0.8rem;
    margin-right: 8px;
  }
  
  .rank-name {
    font-size: 0.8rem;
  }
  
  .stat-item {
    font-size: 0.8rem;
  }
  
  .footer {
    padding: 20px 0;
  }
  
  .footer-col p {
    font-size: 0.8rem;
  }
  
  .friend-links a {
    font-size: 0.7rem;
    padding: 3px 10px;
  }
  
  .scroll-top {
    bottom: 15px;
    right: 15px;
    width: 38px;
    height: 38px;
  }
}

/* ===== 打印样式 ===== */
@media print {
  .header,
  .sidebar,
  .footer,
  .scroll-top,
  .download-section,
  .btn {
    display: none !important;
  }
  
  .main {
    display: block;
  }
  
  .content {
    width: 100%;
  }
  
  .card,
  .detail-grid,
  .platform-content,
  .comment-list li,
  .rank-list {
    box-shadow: none;
    border: 1px solid #ddd;
    background: #fff;
  }
  
  body {
    background: #fff;
    color: #000;
  }
}

/* ===== 无障碍与可访问性 ===== */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

@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;
  }
}

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

.mt-10 { margin-top: 10px; }
.mt-15 { margin-top: 15px; }
.mt-20 { margin-top: 20px; }
.mt-25 { margin-top: 25px; }
.mb-10 { margin-bottom: 10px; }
.mb-15 { margin-bottom: 15px; }
.mb-20 { margin-bottom: 20px; }
.mb-25 { margin-bottom: 25px; }

.hidden {
  display: none !important;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
```