/* ========================================
   动漫平台 - 全局样式
   ======================================== */

/* CSS 变量 */
:root {
  --primary: #6C5CE7;
  --primary-light: #A29BFE;
  --primary-dark: #5849c2;
  --secondary: #FD79A8;
  --secondary-light: #FECCE8;
  --accent: #00CEC9;
  --background: #FAFBFC;
  --surface: #FFFFFF;
  --text-primary: #2D3436;
  --text-secondary: #636E72;
  --text-light: #B2BEC3;
  --border: #E9ECEF;
  --hover: #F8F9FA;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
  --radius: 10px;
  --radius-sm: 6px;
  --radius-lg: 12px;
  --transition: 0.3s ease;

  /* 间距设计令牌 */
  --spacing-xs: 6px;
  --spacing-sm: 12px;
  --spacing-md: 18px;
  --spacing-lg: 24px;
  --spacing-xl: 36px;

  /* 字体大小设计令牌 */
  --font-size-xs: 11px;
  --font-size-sm: 13px;
  --font-size-base: 15px;
  --font-size-lg: 17px;
  --font-size-xl: 22px;
  --font-size-2xl: 28px;
  --font-size-3xl: 32px;
}

/* 重置样式 */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Noto Sans SC", "PingFang SC", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  min-height: 100vh;
}

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

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

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

ul, ol {
  list-style: none;
}

/* 容器 */
.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

.container-lg {
  max-width: 1200px;
}

/* 间距辅助类 */
.mb-2 { margin-bottom: var(--spacing-xs); }
.mb-3 { margin-bottom: var(--spacing-sm); }
.mb-4 { margin-bottom: var(--spacing-md); }
.mb-6 { margin-bottom: var(--spacing-lg); }
.mt-6 { margin-top: var(--spacing-lg); }

/* Hero Banner */
.hero-banner {
  background: linear-gradient(135deg, var(--primary) 0%, #764ba2 100%);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-lg);
  color: white;
  position: relative;
  overflow: hidden;
}

.hero-banner-bg {
  position: absolute;
  top: -50px;
  right: -50px;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
}

.hero-banner-bg-secondary {
  position: absolute;
  bottom: -30px;
  left: 30%;
  width: 100px;
  height: 100px;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
}

.hero-banner-content {
  position: relative;
}

.hero-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Hero Carousel */
.hero-carousel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 240px;
}

.hero-carousel-images {
  position: absolute;
  inset: 0;
}

.hero-carousel-item {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.hero-carousel-item.active {
  opacity: 1;
}

.hero-carousel-indicators {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 10;
}

.hero-carousel-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.5);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s ease;
}

.hero-carousel-indicator.active {
  background: white;
  border-color: white;
}

.hero-carousel-content {
  position: relative;
  z-index: 10;
  padding: var(--spacing-xl) var(--spacing-lg);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: white;
}

.hero-carousel-content .hero-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
}

.hero-carousel-content .hero-subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.9;
  margin-bottom: var(--spacing-md);
}

.hero-carousel-content .hero-actions {
  display: flex;
  gap: var(--spacing-sm);
}

/* Section样式 */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

/* 头部导航 */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  padding: 0 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(108, 92, 231, 0.3);
}

.logo-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 搜索框 */
.search-box {
  position: relative;
  width: 240px;
}

.search-box input {
  width: 100%;
  padding: 8px 38px 8px 14px;
  border: 1.5px solid var(--border);
  border-radius: 20px;
  background: var(--hover);
  font-size: var(--font-size-sm);
  transition: all var(--transition);
}

.search-box input:focus {
  outline: none;
  border-color: var(--primary);
  background: var(--surface);
}

.search-box button {
  position: absolute;
  right: 3px;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: 50%;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 导航菜单 */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 6px 10px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.nav-link:hover {
  color: var(--primary);
  background: var(--hover);
}

.nav-link.active {
  color: var(--primary);
  background: rgba(108, 92, 231, 0.1);
}

.nav-link-icon {
  margin-right: 6px;
}

/* 用户菜单 */
.user-menu {
  display: flex;
  align-items: center;
  gap: 16px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 主内容区 */
.main {
  min-height: calc(100vh - 56px - 70px);
  padding: 24px 0;
}

/* 页面标题 */
.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 16px;
}

/* 标签栏 */
.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--border);
  padding-bottom: 2px;
}

.tab {
  padding: 10px 20px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  transition: all var(--transition);
  position: relative;
}

.tab:hover {
  color: var(--primary);
  background: var(--hover);
}

.tab.active {
  color: var(--primary);
  background: var(--surface);
}

.tab.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

/* 卡片网格 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

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

.card-grid-horizontal {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 12px;
  scroll-snap-type: x mandatory;
}

.card-grid-horizontal::-webkit-scrollbar {
  height: 6px;
}

.card-grid-horizontal::-webkit-scrollbar-track {
  background: var(--hover);
  border-radius: 3px;
}

.card-grid-horizontal::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}

.card-grid-horizontal::-webkit-scrollbar-thumb:hover {
  background: var(--text-secondary);
}

.card-grid-horizontal .anime-card {
  flex: 0 0 220px;
  scroll-snap-align: start;
}

/* 动漫卡片 */
.anime-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}

.anime-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.anime-card-cover {
  position: relative;
  aspect-ratio: 2/3;
  overflow: hidden;
}

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

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

.anime-card-badge {
  position: absolute;
  top: 12px;
  right: 12px;
  padding: 4px 10px;
  background: var(--primary);
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  border-radius: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.anime-card-score {
  position: absolute;
  bottom: 12px;
  left: 12px;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.75);
  color: #FFD700;
  font-size: var(--font-size-sm);
  font-weight: 600;
  border-radius: 16px;
  backdrop-filter: blur(4px);
}

.anime-card-body {
  padding: 16px;
}

.anime-card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
}

.anime-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
}

.anime-card-tag {
  display: inline-block;
  padding: 2px 8px;
  background: var(--hover);
  border-radius: 4px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-right: 6px;
}

/* Cosplay作品卡片 */
.cosplay-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

.cosplay-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.cosplay-card-image {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

.cosplay-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cosplay-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 12px;
}

.cosplay-card:hover .cosplay-card-overlay {
  opacity: 1;
}

.cosplay-card-actions {
  display: flex;
  gap: 8px;
}

.cosplay-card-actions button {
  padding: 6px 12px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.cosplay-card-actions button:hover {
  background: var(--primary);
  color: white;
}

.cosplay-card-actions button.active {
  background: var(--primary);
  color: white;
}

.cosplay-card-body {
  padding: 16px;
}

.cosplay-card-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}

.cosplay-card-author img {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.cosplay-card-author-name {
  font-size: 14px;
  font-weight: 500;
}

.cosplay-card-title {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 8px;
}

.cosplay-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cosplay-card-tag {
  padding: 3px 10px;
  background: var(--hover);
  border-radius: 20px;
  font-size: 12px;
  color: var(--primary);
}

.cosplay-card-stats {
  display: flex;
  gap: 16px;
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 13px;
}

.cosplay-card-stat {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 帖子列表 */
#postList {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* 帖子卡片 */
.post-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}

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

.post-card-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

/* emoji头像 */
.avatar-emoji {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.post-card-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  overflow: hidden;
}

.post-card-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-card-author {
  flex: 1;
}

.post-card-username {
  font-weight: 600;
  font-size: 15px;
}

.post-card-time {
  font-size: 13px;
  color: var(--text-secondary);
}

.post-card-topic {
  padding: 4px 10px;
  background: rgba(108, 92, 231, 0.1);
  color: var(--primary);
  font-size: 12px;
  font-weight: 500;
  border-radius: 20px;
}

.post-card-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
}

.post-card-content {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
}

.post-card-footer {
  display: flex;
  align-items: center;
  gap: 24px;
  color: var(--text-secondary);
  font-size: 14px;
}

.post-card-stat {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.post-card-stat:hover {
  color: var(--primary);
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  font-size: var(--font-size-sm);
  transition: all var(--transition);
}

.btn-primary {
  background: var(--primary);
  color: white;
}

.btn-primary:hover {
  background: var(--primary-dark);
  color: white;
}

.btn-secondary {
  background: var(--hover);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--border);
}

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

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

.btn-sm {
  padding: 5px 14px;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 12px 28px;
  font-size: var(--font-size-base);
}

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: 50%;
}

.btn-light {
  background: var(--surface);
  color: var(--primary);
}

.btn-light:hover {
  background: var(--hover);
}

.btn-ghost {
  background: rgba(255,255,255,0.2);
  color: white;
  border: 1px solid rgba(255,255,255,0.3);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.3);
}

/* 徽章 */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.badge-primary {
  background: rgba(108, 92, 231, 0.1);
  color: var(--primary);
}

.badge-secondary {
  background: rgba(253, 121, 168, 0.1);
  color: var(--secondary);
}

.badge-success {
  background: rgba(0, 206, 201, 0.1);
  color: var(--accent);
}

/* 分类标签 */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.category-tag {
  padding: 8px 20px;
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 24px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition);
}

.category-tag:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.category-tag.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* 排行榜卡片 */
.ranking-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
}

.ranking-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-md);
}

.ranking-card-item {
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  color: white;
  text-align: center;
  transition: all var(--transition);
}

.ranking-card-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.ranking-card-item-hot {
  background: linear-gradient(135deg, #ff6b6b, #ee5a24);
}

.ranking-card-item-score {
  background: linear-gradient(135deg, #ffd32a, #ffb142);
}

.ranking-card-item-new {
  background: linear-gradient(135deg, #0be881, #00d2d3);
}

.ranking-card-item-cosplay {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.ranking-card-icon {
  font-size: 32px;
  margin-bottom: var(--spacing-xs);
}

.ranking-card-name {
  font-weight: 600;
  margin-bottom: 4px;
}

.ranking-card-desc {
  font-size: var(--font-size-xs);
  opacity: 0.8;
}

/* 排行榜列表 */
.ranking-list {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.ranking-item {
  display: flex;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
  cursor: pointer;
}

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

.ranking-item:hover {
  background: var(--hover);
}

.ranking-number {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-secondary);
}

.ranking-number.top-1 {
  background: linear-gradient(135deg, #FFD700, #FFA500);
  color: white;
  border-radius: 50%;
}

.ranking-number.top-2 {
  background: linear-gradient(135deg, #C0C0C0, #A8A8A8);
  color: white;
  border-radius: 50%;
}

.ranking-number.top-3 {
  background: linear-gradient(135deg, #CD7F32, #B87333);
  color: white;
  border-radius: 50%;
}

.ranking-cover {
  width: 60px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin: 0 16px;
  flex-shrink: 0;
}

.ranking-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

.ranking-title {
  font-weight: 600;
  font-size: 15px;
  margin-bottom: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ranking-meta {
  font-size: 13px;
  color: var(--text-secondary);
}

.ranking-score {
  text-align: right;
  padding-left: 16px;
}

.ranking-score-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
}

/* 分页 */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
}

.pagination-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--border);
  font-weight: 500;
  transition: all var(--transition);
}

.pagination-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.pagination-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: white;
}

/* 底部 */
.footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 60px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
}

.footer-brand {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.footer-desc {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
}

.footer-title {
  font-weight: 600;
  margin-bottom: 16px;
  font-size: 15px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-link:hover {
  color: var(--primary);
}

.footer-bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-secondary);
  font-size: 14px;
}

/* 模态框 */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--surface);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 500px;
  max-height: 90vh;
  overflow: auto;
  transform: scale(0.9);
  transition: transform var(--transition);
}

.modal-overlay.active .modal {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.modal-title {
  font-size: 18px;
  font-weight: 600;
}

.modal-close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.modal-close:hover {
  background: var(--hover);
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  padding: 20px 24px;
  border-top: 1px solid var(--border);
}

/* 表单 */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  font-size: 14px;
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  transition: border-color var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--primary);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background: var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23636E72' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 16px center;
  padding-right: 44px;
}

/* Toast提示 */
.toast-container {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 12px 24px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.3s ease;
}

.toast.success {
  border-left: 4px solid var(--accent);
}

.toast.error {
  border-left: 4px solid #E74C3C;
}

.toast.info {
  border-left: 4px solid var(--primary);
}

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

/* 加载动画 */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* 空状态 */
.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-state-icon {
  font-size: 64px;
  margin-bottom: 20px;
  opacity: 0.5;
}

.empty-state-title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.empty-state-desc {
  color: var(--text-secondary);
  font-size: 15px;
}

/* 详情页 */
.detail-header {
  display: flex;
  gap: 40px;
  margin-bottom: 40px;
}

.detail-cover {
  width: 280px;
  flex-shrink: 0;
}

.detail-cover img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.detail-info {
  flex: 1;
}

.detail-title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
}

.detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.detail-meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
  font-size: 14px;
}

.detail-score {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.detail-score-value {
  font-size: 36px;
  font-weight: 700;
  color: var(--primary);
}

.detail-score-label {
  color: var(--text-secondary);
}

.detail-description {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.detail-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}

/* 教程卡片 */
.tutorial-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: all var(--transition);
  cursor: pointer;
}

.tutorial-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.tutorial-card-cover {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.tutorial-card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tutorial-card-body {
  padding: 20px;
}

.tutorial-card-category {
  display: inline-block;
  padding: 4px 10px;
  background: var(--primary);
  color: white;
  font-size: 12px;
  font-weight: 500;
  border-radius: 20px;
  margin-bottom: 12px;
}

.tutorial-card-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.tutorial-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-secondary);
  font-size: 13px;
}

/* 用户卡片 */
.user-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all var(--transition);
}

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

.user-card-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  margin: 0 auto 16px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
}

.user-card-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-card-name {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.user-card-level {
  display: inline-block;
  padding: 2px 10px;
  background: var(--primary);
  color: white;
  font-size: 12px;
  font-weight: 500;
  border-radius: 20px;
  margin-bottom: 12px;
}

.user-card-bio {
  color: var(--text-secondary);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.user-card-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.user-card-stat {
  text-align: center;
}

.user-card-stat-value {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

.user-card-stat-label {
  font-size: 12px;
  color: var(--text-secondary);
}

/* 资源卡片 */
.resource-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.resource-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
}

.resource-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.resource-card-body {
  padding: 20px;
}

.resource-card-type {
  display: inline-block;
  padding: 4px 10px;
  background: var(--secondary);
  color: white;
  font-size: 12px;
  font-weight: 500;
  border-radius: 20px;
  margin-bottom: 12px;
}

.resource-card-title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 8px;
}

.resource-card-desc {
  color: var(--text-secondary);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}

.resource-card-contact {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary);
  font-size: 14px;
}

/* 章节列表 */
.chapter-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chapter-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  cursor: pointer;
}

.chapter-item:hover {
  background: var(--hover);
  transform: translateX(4px);
}

.chapter-number {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: white;
  font-weight: 600;
  font-size: 14px;
  border-radius: 50%;
  margin-right: 16px;
}

.chapter-title {
  flex: 1;
  font-weight: 500;
}

.chapter-date {
  color: var(--text-secondary);
  font-size: 13px;
}

/* 评论区 */
.comment-section {
  margin-top: 40px;
}

.comment-input {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.comment-input-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  flex-shrink: 0;
  overflow: hidden;
}

.comment-input-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comment-input-box {
  flex: 1;
}

.comment-input textarea {
  width: 100%;
  padding: 14px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  resize: none;
  min-height: 100px;
  margin-bottom: 12px;
}

.comment-input textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.comment-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.comment-item {
  display: flex;
  gap: 16px;
}

.comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-light), var(--secondary));
  flex-shrink: 0;
  overflow: hidden;
}

.comment-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.comment-content {
  flex: 1;
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 6px;
}

.comment-username {
  font-weight: 600;
  font-size: 14px;
}

.comment-time {
  color: var(--text-secondary);
  font-size: 12px;
}

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

.comment-actions {
  display: flex;
  gap: 16px;
  margin-top: 8px;
}

.comment-action {
  color: var(--text-secondary);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
}

.comment-action:hover {
  color: var(--primary);
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 14px;
  color: var(--text-secondary);
}

.breadcrumb a:hover {
  color: var(--primary);
}

.breadcrumb-separator {
  color: var(--text-light);
}

/* ========================================
   响应式布局 - 全局适配
   ======================================== */

/* 大屏设备 (1200px以上) */
@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
    padding: 0 24px;
  }

  .card-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
  }

  .anime-card-body {
    padding: 16px;
  }
}

/* 桌面设备 (1024px - 1199px) */
@media (max-width: 1199px) {
  .container {
    max-width: 960px;
    padding: 0 20px;
  }

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

  .footer-inner {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .hero-content {
    max-width: 600px;
  }
}

/* 平板设备 (768px - 1023px) */
@media (max-width: 1023px) {
  :root {
    --spacing-lg: 20px;
    --spacing-xl: 28px;
  }

  .container {
    max-width: 720px;
    padding: 0 16px;
  }

  .header-inner {
    padding: 0 16px;
  }

  .search-box {
    display: none;
  }

  .nav-menu {
    display: none;
  }

  .mobile-nav-toggle {
    display: block;
  }

  .card-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .card-grid-horizontal .anime-card {
    flex: 0 0 180px;
  }

  .hero-content {
    max-width: 500px;
    padding: 0 24px;
  }

  .hero-title {
    font-size: 36px;
  }

  .hero-subtitle {
    font-size: 16px;
  }

  .section-header {
    margin-bottom: 20px;
  }

  .section-title {
    font-size: 20px;
  }

  .detail-header {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

  .detail-cover {
    width: 200px;
  }

  .detail-meta {
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
  }

  .detail-actions {
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
  }

  .ranking-item {
    padding: 12px;
  }

  .ranking-cover {
    width: 50px;
    height: 66px;
    margin: 0 12px;
  }

  .modal-content {
    margin: 20px;
    max-width: calc(100% - 40px);
  }

  .admin-layout {
    flex-direction: column;
  }

  .admin-sidebar {
    width: 100%;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 12px;
    overflow-x: auto;
  }

  .admin-logo {
    padding: 8px 16px;
    border-right: none;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
  }

  .admin-nav {
    flex-direction: row;
    gap: 4px;
    overflow-x: auto;
    padding: 0;
  }

  .admin-nav-item {
    padding: 8px 12px;
    white-space: nowrap;
    font-size: 13px;
  }

  .admin-main {
    padding: 16px;
  }

  .admin-table {
    font-size: 13px;
  }

  .admin-table th,
  .admin-table td {
    padding: 10px 8px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .cosplay-card-actions {
    flex-direction: column;
    gap: 6px;
  }

  .cosplay-card-actions button {
    width: 100%;
    justify-content: center;
  }
}

/* 大手机设备 (600px - 767px) */
@media (max-width: 767px) {
  :root {
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --radius: 8px;
    --radius-sm: 6px;
  }

  .container {
    max-width: 100%;
    padding: 0 12px;
  }

  .mb-6 {
    margin-bottom: 32px;
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .card-grid-horizontal .anime-card {
    flex: 0 0 160px;
  }

  .anime-card-cover {
    aspect-ratio: 2/3;
  }

  .anime-card-body {
    padding: 10px;
  }

  .anime-card-title {
    font-size: 13px;
    -webkit-line-clamp: 1;
  }

  .anime-card-meta {
    font-size: 11px;
    gap: 6px;
  }

  .anime-card-badge {
    font-size: 10px;
    padding: 2px 6px;
    top: 8px;
    right: 8px;
  }

  .anime-card-score {
    font-size: 11px;
    padding: 2px 6px;
    bottom: 8px;
    left: 8px;
  }

  .hero {
    min-height: 400px;
  }

  .hero-content {
    max-width: 100%;
    padding: 0 16px;
    bottom: 60px;
  }

  .hero-title {
    font-size: 28px;
    margin-bottom: 8px;
  }

  .hero-subtitle {
    font-size: 14px;
    margin-bottom: 16px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 8px;
  }

  .hero-actions .btn {
    padding: 10px 20px;
    font-size: 14px;
  }

  .hero-carousel-indicators {
    bottom: 16px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
  }

  .section-title {
    font-size: 18px;
  }

  .breadcrumb {
    font-size: 12px;
    padding: 12px 0;
  }

  .page-title {
    font-size: 24px;
  }

  .ranking-card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .ranking-card-item {
    padding: 16px 12px;
  }

  .masonry {
    columns: 2;
    column-gap: 12px;
  }

  .masonry-item {
    margin-bottom: 12px;
  }

  .cosplay-card-body {
    padding: 10px;
  }

  .cosplay-card-title {
    font-size: 13px;
  }

  .post-card {
    padding: 16px;
  }

  .post-card-title {
    font-size: 15px;
  }

  .post-card-content {
    font-size: 13px;
    -webkit-line-clamp: 2;
  }

  .detail-info {
    padding: 16px;
  }

  .detail-title {
    font-size: 22px;
  }

  .detail-meta {
    gap: 8px;
    font-size: 13px;
  }

  .comment-input {
    flex-direction: column;
  }

  .comment-input-avatar {
    margin-bottom: 12px;
  }

  .comment-input-box {
    width: 100%;
  }

  .modal {
    padding: 0;
  }

  .modal-content {
    margin: 0;
    max-width: 100%;
    min-height: 100vh;
    border-radius: 0;
    padding: 20px;
  }

  .modal-header {
    padding: 16px 0;
    margin-bottom: 16px;
  }

  .form-group {
    margin-bottom: 16px;
  }

  .form-label {
    font-size: 14px;
    margin-bottom: 6px;
  }

  .form-input {
    padding: 10px 12px;
    font-size: 14px;
  }

  .form-textarea {
    min-height: 100px;
  }

  .admin-header {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .admin-header h1 {
    font-size: 20px;
  }

  .admin-section {
    padding: 16px;
  }

  .admin-table {
    display: block;
    overflow-x: auto;
  }

  .admin-actions {
    gap: 6px;
  }

  .btn-edit,
  .btn-delete {
    padding: 6px 10px;
    font-size: 12px;
  }

  .footer {
    padding: 24px 0 60px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    text-align: center;
  }

  .footer-section h4 {
    font-size: 14px;
  }

  .footer-links {
    gap: 8px;
  }

  .footer-link {
    font-size: 13px;
  }

  .mobile-nav {
    display: block;
  }

  .main {
    padding-bottom: 72px;
  }
}

/* 小手机设备 (480px以下) */
@media (max-width: 479px) {
  .container {
    padding: 0 10px;
  }

  .mb-6 {
    margin-bottom: 24px;
  }

  .card-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .card-grid-horizontal .anime-card {
    flex: 0 0 140px;
  }

  .hero {
    min-height: 350px;
  }

  .hero-title {
    font-size: 24px;
  }

  .hero-subtitle {
    font-size: 13px;
  }

  .section-title {
    font-size: 16px;
  }

  .ranking-card-grid {
    grid-template-columns: 1fr;
  }

  .masonry {
    columns: 1;
  }

  .anime-card-body {
    padding: 8px;
  }

  .anime-card-title {
    font-size: 12px;
  }

  .detail-cover {
    width: 160px;
  }

  .detail-title {
    font-size: 20px;
  }

  .btn {
    padding: 8px 16px;
    font-size: 13px;
  }

  .btn-sm {
    padding: 6px 12px;
    font-size: 12px;
  }

  .post-card {
    padding: 12px;
  }

  .post-card-header {
    flex-wrap: wrap;
    gap: 8px;
  }

  .post-card-topic {
    order: 3;
    width: 100%;
  }

  .modal-header h3 {
    font-size: 16px;
  }

  .form-actions {
    flex-direction: column;
  }

  .form-actions .btn {
    width: 100%;
  }

  .admin-nav-item {
    padding: 8px 10px;
    font-size: 12px;
  }

  .admin-logo span:first-child {
    font-size: 18px;
  }
}

/* 瀑布流响应式 */
.masonry {
  columns: 4;
  column-gap: 20px;
}

.masonry-item {
  break-inside: avoid;
  margin-bottom: 20px;
}

@media (max-width: 1200px) {
  .masonry {
    columns: 3;
  }
}

@media (max-width: 900px) {
  .masonry {
    columns: 2;
    column-gap: 12px;
  }

  .masonry-item {
    margin-bottom: 12px;
  }
}

@media (max-width: 600px) {
  .masonry {
    columns: 1;
  }
}

/* 用户等级徽章 */
.level-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 11px;
  font-weight: 600;
  border-radius: 10px;
}

/* 图片上传预览 */
.upload-preview {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.upload-preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--hover);
}

.upload-preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.upload-preview-remove {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  background: rgba(0,0,0,0.5);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
}

/* 移动端底部导航 */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  z-index: 1000;
}

.mobile-nav-items {
  display: flex;
  justify-content: space-around;
  height: 56px;
}

.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--text-secondary);
  font-size: 11px;
  flex: 1;
  cursor: pointer;
  transition: color var(--transition);
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
  color: var(--primary);
}

.mobile-nav-item svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 768px) {
  .mobile-nav {
    display: block;
  }

  .main {
    padding-bottom: 72px;
  }
}

/* 骨架屏 */
.skeleton {
  background: linear-gradient(90deg, var(--hover) 25%, var(--border) 50%, var(--hover) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

.skeleton-card {
  height: 320px;
}

.skeleton-text {
  height: 16px;
  margin-bottom: 8px;
}

.skeleton-title {
  height: 24px;
  width: 60%;
}