/* ============================================
   宝中万能网 - 漫画风暴风格 🎨💥
   Comic/Manga Style with silky interactions
   ============================================ */

/* Google Fonts - Comic style */

/* CSS 变量 - 漫画配色 */
:root {
  --primary: #FF6B35;
  --primary-light: #FF8F5E;
  --primary-dark: #E55A2B;
  --secondary: #00BFA6;
  --accent: #FF2D78;
  --accent-light: #FF5C9A;
  --bg: #FFF8F0;
  --bg-card: #FFFFFF;
  --bg-hover: #FFF0E6;
  --text: #2D2D2D;
  --text-secondary: #666666;
  --text-light: #999999;
  --border: #2D2D2D;
  --border-width: 3px;
  --shadow: 4px 4px 0px #2D2D2D;
  --shadow-lg: 6px 6px 0px #2D2D2D;
  --shadow-hover: 8px 8px 0px #2D2D2D;
  --shadow-active: 2px 2px 0px #2D2D2D;
  --gradient: linear-gradient(135deg, #FF6B35 0%, #FF2D78 100%);
  --gradient-light: linear-gradient(135deg, #FF6B35 0%, #00BFA6 100%);
  --gradient-hero: linear-gradient(135deg, #FF2D78 0%, #FF6B35 50%, #FFD93D 100%);
  --radius: 16px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition-fast: all 0.15s cubic-bezier(0.34, 1.56, 0.64, 1);
  --font: 'Comic Neue', 'Noto Sans SC', -apple-system, sans-serif;
  --font-display: 'Bangers', 'Comic Neue', cursive;
  --halftone: radial-gradient(circle, #2D2D2D 1px, transparent 1px);
  --halftone-size: 6px 6px;
  --color-pop-yellow: #FFD93D;
  --color-pop-blue: #4ECDC4;
  --color-pop-pink: #FF2D78;
  --color-pop-purple: #A855F7;
  --color-pop-green: #00BFA6;
}

/* 全局重置 */
* { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 半色调背景纹理 */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle, rgba(0,0,0,0.15) 1px, transparent 1px);
  background-size: 6px 6px;
  opacity: 0.025;
  pointer-events: none;
  z-index: 0;
}

/* ===== 导航栏 - 漫画风 ===== */
.navbar {
  background: var(--bg-card);
  border-bottom: var(--border-width) solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition);
  padding: 0.5rem 0;
  box-shadow: 0 4px 0 rgba(0,0,0,0.05);
}
.navbar.scrolled {
  box-shadow: 0 6px 0 rgba(0,0,0,0.1);
}
.navbar .nav-link {
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
  position: relative;
  border: 2px solid transparent;
}
.navbar .nav-link:hover {
  color: var(--primary);
  background: var(--bg-hover);
  border-color: var(--primary);
  
  
}
.navbar .nav-link.active {
  color: #fff;
  background: var(--primary);
  border-color: var(--border);
  box-shadow: var(--shadow);
  
}
.navbar-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.6rem;
  color: var(--primary) !important;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 10px;
  text-shadow: 2px 2px 0 rgba(255,107,53,0.2);
}
.navbar-brand .brand-icon {
  width: 42px;
  height: 42px;
  background: var(--gradient);
  border: 3px solid var(--border);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 22px;
  box-shadow: var(--shadow);
  transition: var(--transition);
  animation: brandPulse 3s ease-in-out infinite;
}
@keyframes brandPulse {
  0%, 100% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(-3deg) scale(1.05); }
  75% { transform: rotate(3deg) scale(1.05); }
}

/* 用户头像 */
.nav-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
  transition: var(--transition);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.15);
}
.nav-avatar:hover {
  border-color: var(--accent);
  transform: scale(1.15) rotate(5deg);
  box-shadow: var(--shadow);
}

/* ===== 卡片 - 漫画面板风 ===== */
.card {
  background: var(--bg-card);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  overflow: hidden;
  position: relative;
}
.card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px) rotate(-0.5deg);
}
.card::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 0; height: 0;
  border-style: solid;
  border-width: 0 24px 24px 0;
  border-color: transparent var(--bg) transparent transparent;
  opacity: 0;
  transition: var(--transition);
  z-index: 1;
}
.card:hover::after {
  opacity: 1;
}
.card-static:hover {
  transform: none;
  box-shadow: var(--shadow);
}
.card-static::after { display: none; }

/* ===== 按钮 - 漫画风 ===== */
.btn {
  border-radius: var(--radius-sm);
  font-weight: 800;
  transition: var(--transition);
  border: var(--border-width) solid var(--border);
  padding: 0.6rem 1.5rem;
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.btn::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  width: 0; height: 0;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.4s ease, height 0.4s ease;
}
.btn:active::before {
  width: 300px;
  height: 300px;
}
.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow);
}
.btn-primary:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: var(--shadow-lg);
  background: var(--primary-dark);
  color: white;
}
.btn-primary:active {
  transform: translateY(1px) scale(0.98);
  box-shadow: var(--shadow-active);
}
.btn-outline-primary {
  border: var(--border-width) solid var(--primary);
  color: var(--primary);
  background: transparent;
  box-shadow: var(--shadow);
}
.btn-outline-primary:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: var(--border-width) solid var(--border);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.08);
}
.btn-ghost:hover {
  background: var(--bg-hover);
  color: var(--primary);
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.btn-success {
  background: var(--secondary);
  color: white;
  border-color: var(--border);
  box-shadow: var(--shadow);
}
.btn-success:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.btn-danger {
  background: var(--accent);
  color: white;
  border-color: var(--border);
  box-shadow: var(--shadow);
}
.btn-danger:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

/* ===== 表单 - 漫画输入框 ===== */
.form-control, .form-select {
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.7rem 1rem;
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--bg-card);
  font-family: var(--font);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 4px 4px 0 rgba(255,107,53,0.2);
  transform: scale(1.01);
}
.form-label {
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ===== 轮播图 - 漫画风 ===== */
.hero-carousel {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  aspect-ratio: 21/9;
  max-height: 400px;
  background: linear-gradient(135deg, #FF2D78, #FF6B35, #FFD93D);
  box-shadow: var(--shadow-lg);
  border: var(--border-width) solid var(--border);
}
.hero-carousel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(0,0,0,0.15) 1px, transparent 1px);
  background-size: 4px 4px;
  opacity: 0.08;
  z-index: 1;
  pointer-events: none;
}
.hero-carousel .carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.hero-carousel .carousel-item.active img {
  transform: scale(1.05);
}
.hero-carousel .carousel-caption {
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  bottom: 0; left: 0; right: 0;
  padding: 3rem 2rem 2rem;
  text-align: left;
}
.hero-carousel .carousel-caption h3 {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2rem;
  text-shadow: 3px 3px 0 rgba(0,0,0,0.3);
  letter-spacing: 2px;
  color: white;
}
.hero-carousel .carousel-indicators {
  margin-bottom: 1.5rem;
}
.hero-carousel .carousel-indicators button {
  width: 12px; height: 12px;
  border-radius: 50%;
  border: 2px solid white;
  background: transparent;
  transition: var(--transition);
}
.hero-carousel .carousel-indicators button.active {
  background: var(--pop-yellow, #FFD93D);
  width: 32px;
  border-radius: 6px;
  border-color: var(--border);
}

/* ===== 动态卡片 - 漫画面板 ===== */
.post-card {
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  border: var(--border-width) solid var(--border);
  position: relative;
}
.post-card::before {
  content: '';
  position: absolute;
  top: -2px; left: -2px;
  right: -2px; bottom: -2px;
  background: var(--gradient);
  border-radius: var(--radius);
  z-index: -1;
  opacity: 0;
  transition: var(--transition);
}
.post-card:hover::before {
  opacity: 0.1;
}
.post-card .post-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 1rem;
}
.post-card .post-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--border);
  transition: var(--transition);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
}
.post-card .post-avatar:hover {
  border-color: var(--accent);
  transform: scale(1.1) rotate(5deg);
}
.post-card .post-meta .post-author {
  font-weight: 800;
  font-size: 1rem;
  color: var(--text);
}
.post-card .post-meta .post-time {
  font-size: 0.8rem;
  color: var(--text-light);
}
.post-card .post-content {
  font-size: 0.95rem;
  line-height: 1.8;
  margin-bottom: 1rem;
  color: var(--text);
  word-break: break-word;
}
.post-card .post-images {
  display: grid;
  gap: 8px;
  margin-bottom: 1rem;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid var(--border);
}
.post-card .post-images.single { grid-template-columns: 1fr; }
.post-card .post-images.double { grid-template-columns: 1fr 1fr; }
.post-card .post-images.multi { grid-template-columns: 1fr 1fr 1fr; }
.post-card .post-images img,
.post-card .post-images video {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  cursor: pointer;
  transition: var(--transition);
}
.post-card .post-images img:hover,
.post-card .post-images video:hover {
  transform: scale(1.05);
  z-index: 1;
}
.post-card .post-actions {
  display: flex;
  gap: 1.5rem;
  padding-top: 1rem;
  border-top: 2px dashed var(--border);
}
.post-card .post-actions .action-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: var(--transition-fast);
  background: none;
  border: 2px solid transparent;
  padding: 6px 14px;
  border-radius: 25px;
  font-weight: 700;
}
.post-card .post-actions .action-btn:hover {
  color: var(--primary);
  background: var(--bg-hover);
  border-color: var(--primary);
  transform: translateY(-2px) scale(1.05);
}
.post-card .post-actions .action-btn.liked {
  color: var(--accent);
  background: rgba(255,45,120,0.08);
  border-color: var(--accent);
}
.post-card .post-actions .action-btn.liked i {
  animation: heartPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes heartPop {
  0% { transform: scale(1); }
  30% { transform: scale(1.5); }
  60% { transform: scale(0.9); }
  100% { transform: scale(1); }
}

/* ===== 任务卡片 ===== */
.task-card {
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  position: relative;
  border: var(--border-width) solid var(--border);
  cursor: pointer;
}
.task-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 6px; height: 100%;
  background: var(--gradient);
  border-radius: var(--radius) 0 0 var(--radius);
}
.task-card .task-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
}
.task-card .task-title {
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--text);
}
.task-card .task-info {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.task-card .task-info i {
  margin-right: 4px;
  color: var(--primary);
}
.task-card .task-reward {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent);
  text-shadow: 2px 2px 0 rgba(255,45,120,0.15);
  letter-spacing: 1px;
}
.task-card .task-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 2px dashed var(--border);
}

/* 状态徽章 - 漫画标签 */
.badge-status {
  padding: 4px 14px;
  border-radius: 25px;
  font-size: 0.75rem;
  font-weight: 800;
  border: 2px solid var(--border);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-status.waiting { background: var(--color-pop-yellow); color: #2D2D2D; }
.badge-status.accepted { background: var(--color-pop-blue); color: #2D2D2D; }
.badge-status.processing { background: var(--color-pop-purple); color: white; }
.badge-status.completed { background: var(--color-pop-green); color: white; }
.badge-status.cancelled { background: #ccc; color: #666; }

/* 分类标签 */
.badge-category {
  padding: 3px 12px;
  border-radius: 25px;
  font-size: 0.75rem;
  font-weight: 800;
  background: var(--bg-hover);
  color: var(--primary);
  border: 2px solid var(--primary);
}

/* ===== 用户中心 - 漫画风 ===== */
.profile-header {
  background: #FF2D78;
  background: linear-gradient(135deg, #FF2D78 0%, #FF6B35 50%, #FFD93D 100%);
  border-radius: var(--radius);
  padding: 2.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  border: var(--border-width) solid var(--border);
  z-index: 0;
}
.profile-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(0,0,0,0.15) 1px, transparent 1px);
  background-size: 5px 5px;
  opacity: 0.1;
}
.profile-header::after {
  content: '💥';
  position: absolute;
  top: 10px; right: 20px;
  font-size: 3rem;
  opacity: 0.3;
  animation: floatEmoji 3s ease-in-out infinite;
}
@keyframes floatEmoji {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(10deg); }
}
.profile-header .avatar-large {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--border);
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.profile-header .avatar-large:hover {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-hover);
}
.profile-header .profile-name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 900;
  margin-bottom: 0.25rem;
  color: white;
  position: relative;
  z-index: 1;
  text-shadow: 3px 3px 0 rgba(0,0,0,0.2);
  letter-spacing: 2px;
}
.profile-header .profile-signature {
  color: rgba(255,255,255,0.9);
  font-size: 0.95rem;
  position: relative;
  z-index: 1;
}
.profile-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 1.5rem;
  position: relative;
  z-index: 1;
}
.profile-stats .stat-item {
  text-align: center;
  background: rgba(255,255,255,0.15);
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1.2rem;
  backdrop-filter: blur(10px);
  transition: var(--transition);
}
.profile-stats .stat-item:hover {
  background: rgba(255,255,255,0.25);
  transform: translateY(-3px);
}
.profile-stats .stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  color: white;
  letter-spacing: 1px;
}
.profile-stats .stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.8);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 700;
}

/* ===== 通知列表 ===== */
.notification-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 1.25rem;
  border-bottom: 2px dashed var(--border);
  transition: var(--transition);
}
.notification-item:hover {
  background: var(--bg-hover);
  transform: translateX(4px);
}
.notification-item.unread {
  background: rgba(255,107,53,0.06);
  border-left: 4px solid var(--primary);
}
.notification-item .notif-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 2px solid var(--border);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
}
.notification-item .notif-icon.like { background: #FFE0E6; color: var(--accent); }
.notification-item .notif-icon.comment { background: #E0F4FF; color: #0099CC; }
.notification-item .notif-icon.task { background: #E0FFE6; color: var(--secondary); }
.notification-item .notif-icon.system { background: #FFF3E0; color: #FF9800; }

/* ===== 弹窗 - 漫画风 ===== */
.modal-content {
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.modal-header {
  border-bottom: var(--border-width) solid var(--border);
  padding: 1.25rem 1.5rem;
  background: var(--bg-hover);
}
.modal-body {
  padding: 1.5rem;
}
.modal-footer {
  border-top: var(--border-width) solid var(--border);
  padding: 1rem 1.5rem;
  background: var(--bg);
}

/* ===== 评论区 ===== */
.comment-item {
  display: flex;
  gap: 10px;
  padding: 0.75rem 0;
  border-bottom: 2px dashed var(--border);
  transition: var(--transition);
}
.comment-item:hover {
  background: var(--bg-hover);
  border-radius: var(--radius-xs);
  padding-left: 8px;
}
.comment-item:last-child { border-bottom: none; }
.comment-item .comment-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--border);
}
.comment-item .comment-author {
  font-weight: 800;
  font-size: 0.85rem;
}
.comment-item .comment-text {
  font-size: 0.9rem;
  color: var(--text);
  margin-top: 2px;
}
.comment-item .comment-time {
  font-size: 0.75rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* ===== 空状态 ===== */
.empty-state {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--text-secondary);
}
.empty-state .empty-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  animation: bounce 2s ease-in-out infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}
.empty-state p {
  font-size: 0.95rem;
  font-weight: 600;
}

/* ===== 登录/注册 - 漫画爆裂风 ===== */
.auth-container {
  background: linear-gradient(135deg, #FF2D78, #FF6B35, #FFD93D);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #FF2D78, #FF6B35, #FFD93D);
  padding: 2rem;
  position: relative;
  overflow: hidden;
}
.auth-container::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle, rgba(0,0,0,0.15) 1px, transparent 1px);
  background-size: 8px 8px;
  opacity: 0.1;
}
.auth-container::after {
  content: '💥 ⚡ ✨ 🎉';
  position: absolute;
  font-size: 4rem;
  opacity: 0.15;
  animation: floatAround 10s linear infinite;
  white-space: nowrap;
}
@keyframes floatAround {
  0% { transform: translateX(-100%) rotate(0deg); }
  100% { transform: translateX(100vw) rotate(360deg); }
}
.auth-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  z-index: 1;
  animation: authBounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes authBounceIn {
  from { opacity: 0; transform: translateY(40px) scale(0.9) rotate(-2deg); }
  to { opacity: 1; transform: translateY(0) scale(1) rotate(0deg); }
}
.auth-card .auth-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.auth-card .auth-logo h2 {
  font-family: var(--font-display);
  font-weight: 900;
  color: var(--primary);
  margin-top: 0.5rem;
  font-size: 2.2rem;
  letter-spacing: 3px;
  text-shadow: 2px 2px 0 rgba(255,107,53,0.2);
}
.auth-card .auth-logo p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
}
.captcha-wrapper {
  display: flex;
  gap: 10px;
  align-items: center;
}
.captcha-wrapper img {
  height: 42px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  border: 2px solid var(--border);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
  transition: var(--transition);
}
.captcha-wrapper img:hover {
  transform: scale(1.05);
}

/* ===== 动画系统 ===== */
@keyframes fadeInUp {
  from { opacity: 1; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-15px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes popIn {
  0% { opacity: 0; transform: scale(0.8); }
  70% { transform: scale(1.05); }
  100% { opacity: 1; transform: scale(1); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-4px); }
  40% { transform: translateX(4px); }
  60% { transform: translateX(-2px); }
  80% { transform: translateX(2px); }
}
@keyframes wiggle {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-3deg); }
  75% { transform: rotate(3deg); }
}
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes sparkle {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.animate-fadeInUp {
  animation: fadeInUp 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.animate-slideDown {
  animation: slideDown 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.animate-popIn {
  animation: popIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

/* 交错动画延迟 */
.animate-stagger > * {
  animation: fadeInUp 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.animate-stagger > *:nth-child(1) { animation-delay: 0s; }
.animate-stagger > *:nth-child(2) { animation-delay: 0.06s; }
.animate-stagger > *:nth-child(3) { animation-delay: 0.12s; }
.animate-stagger > *:nth-child(4) { animation-delay: 0.18s; }
.animate-stagger > *:nth-child(5) { animation-delay: 0.24s; }
.animate-stagger > *:nth-child(6) { animation-delay: 0.3s; }
.animate-stagger > *:nth-child(7) { animation-delay: 0.36s; }
.animate-stagger > *:nth-child(8) { animation-delay: 0.42s; }

/* 滚动渐入 */
.scroll-reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0) rotate(0deg);
}

/* ===== Toast 通知 - 漫画气泡 ===== */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.toast-msg {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
  font-size: 0.9rem;
  animation: toastPopIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  font-weight: 700;
  position: relative;
}
@keyframes toastPopIn {
  from { opacity: 0; transform: translateX(100%) scale(0.8); }
  to { opacity: 1; transform: translateX(0) scale(1); }
}
.toast-msg.success { border-left: 6px solid var(--secondary); }
.toast-msg.success::before { content: '✅'; margin-right: 4px; }
.toast-msg.error { border-left: 6px solid var(--accent); }
.toast-msg.error::before { content: '❌'; margin-right: 4px; }
.toast-msg.info { border-left: 6px solid var(--primary); }
.toast-msg.info::before { content: '💡'; margin-right: 4px; }

/* ===== 骨架屏 ===== */
.skeleton {
  background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
  background-size: 200% 100%;
  animation: pulse 1.5s infinite;
  border-radius: var(--radius-xs);
  border: 2px solid var(--border);
}

/* ===== 加载更多 ===== */
.load-more {
  text-align: center;
  padding: 1.5rem;
}
.load-more .spinner {
  width: 28px; height: 28px;
  border: 4px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  margin: 0 auto;
}

/* ===== 筛选栏 - 漫画标签 ===== */
.filter-bar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.filter-bar .filter-btn {
  padding: 8px 20px;
  border-radius: 25px;
  border: var(--border-width) solid var(--border);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.08);
}
.filter-bar .filter-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--bg-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.filter-bar .filter-btn.active {
  background: var(--primary);
  border-color: var(--border);
  color: white;
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

/* ===== 公告栏 - 漫画横幅 ===== */
.announcement {
  background: var(--color-pop-yellow);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow);
}
.announcement::before {
  content: '📢';
  font-size: 1.2rem;
  flex-shrink: 0;
}
.announcement .announce-scroll {
  flex: 1;
  overflow: hidden;
  position: relative;
  height: 1.4em;
}
.announcement .announce-track {
  display: inline-flex;
  white-space: nowrap;
  animation: led-scroll var(--scroll-duration, 20s) linear infinite;
  will-change: transform;
}
.announcement .announce-track span {
  display: inline-block;
  white-space: nowrap;
  padding-right: 4em;
}
@keyframes led-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== 底部导航(移动端) - 漫画风 ===== */
.bottom-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0; right: 0;
  background: var(--bg-card);
  border-top: var(--border-width) solid var(--border);
  z-index: 1000;
  padding: 0.5rem 0 calc(0.5rem + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 0 rgba(0,0,0,0.05);
}
.bottom-nav .nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  color: var(--text-secondary);
  font-size: 0.7rem;
  text-decoration: none;
  transition: none;
  padding: 4px 0;
  font-weight: 700;
  position: relative;
}
.bottom-nav .nav-item i {
  font-size: 1.3rem;
  transition: none;
}
.bottom-nav .nav-item.active {
  color: var(--primary);
}
.bottom-nav .nav-item .badge-dot {
  position: absolute;
  top: 0;
  right: -4px;
  width: 10px; height: 10px;
  background: var(--accent);
  border-radius: 50%;
  border: 2px solid white;
  animation: sparkle 1.5s ease-in-out infinite;
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  .hero-carousel { aspect-ratio: 16/9; max-height: 250px; }
  .hero-carousel .carousel-caption h3 { font-size: 1.2rem; }
  .post-card .post-images.multi { grid-template-columns: 1fr 1fr; }
  .profile-stats { gap: 1rem; }
  .profile-stats .stat-item { padding: 0.5rem 0.8rem; }
  .bottom-nav { display: flex; justify-content: space-around; }
  body { padding-bottom: 70px; }
  .desktop-nav { display: none !important; }
  .auth-card { padding: 1.5rem; }
  .task-card .task-reward { font-size: 1.4rem; }
}
@media (min-width: 769px) {
  .mobile-nav { display: none !important; }
}

/* ===== 侧边栏 ===== */
.sidebar-card {
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
}
.sidebar-card .sidebar-title {
  font-weight: 800;
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.sidebar-card .sidebar-title i {
  color: var(--primary);
  font-size: 1.2rem;
}

/* ===== 管理后台 ===== */
.admin-sidebar {
  background: var(--bg-card);
  border-right: var(--border-width) solid var(--border);
  min-height: 100vh;
  padding-top: 1.5rem;
}
.admin-sidebar .nav-link {
  color: var(--text-secondary);
  padding: 0.85rem 1.5rem;
  font-size: 0.9rem;
  border-radius: 0;
  transition: var(--transition);
  font-weight: 700;
  border-left: 4px solid transparent;
}
.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
  background: var(--bg-hover);
  color: var(--primary);
  border-left-color: var(--primary);
}
.admin-stat-card {
  padding: 1.75rem;
  text-align: center;
  border: var(--border-width) solid var(--border);
  box-shadow: var(--shadow);
}
.admin-stat-card .stat-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  font-size: 1.5rem;
  border: 2px solid var(--border);
  box-shadow: 2px 2px 0 rgba(0,0,0,0.1);
}
.admin-stat-card .stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: 1px;
}
.admin-stat-card .stat-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 700;
}

/* ===== 滚动条美化 ===== */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 4px;
  border: 1px solid var(--border);
}
::-webkit-scrollbar-track {
  background: var(--bg);
}

/* ===== 漫画装饰元素 ===== */
.comic-burst {
  position: relative;
}
.comic-burst::after {
  content: '💥';
  position: absolute;
  top: -10px; right: -10px;
  font-size: 1.5rem;
  animation: wiggle 1s ease-in-out infinite;
}

/* 漫画对话气泡 */
.speech-bubble {
  position: relative;
  background: var(--bg-card);
  border: var(--border-width) solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  box-shadow: var(--shadow);
}
.speech-bubble::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 30px;
  width: 0; height: 0;
  border-style: solid;
  border-width: 12px 10px 0 10px;
  border-color: var(--border) transparent transparent transparent;
}
.speech-bubble::before {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 32px;
  width: 0; height: 0;
  border-style: solid;
  border-width: 10px 8px 0 8px;
  border-color: var(--bg-card) transparent transparent transparent;
  z-index: 1;
}

/* 速度线效果 */
.speed-lines {
  position: relative;
  overflow: hidden;
}
.speed-lines::before {
  content: '';
  position: absolute;
  top: 50%; left: -20%;
  width: 140%; height: 2px;
  background: repeating-linear-gradient(
    90deg,
    transparent,
    transparent 10px,
    var(--primary) 10px,
    var(--primary) 20px
  );
  opacity: 0.1;
  transform: rotate(-5deg);
  pointer-events: none;
}

/* 闪烁星标 */
@keyframes twinkle {
  0%, 100% { opacity: 1; transform: scale(1) rotate(0deg); }
  50% { opacity: 0.3; transform: scale(0.8) rotate(180deg); }
}
.twinkle-star {
  animation: twinkle 2s ease-in-out infinite;
}

/* 弹跳进入 */
.bounce-in {
  animation: bounceIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes bounceIn {
  0% { opacity: 0; transform: scale(0.3); }
  50% { transform: scale(1.08); }
  70% { transform: scale(0.95); }
  100% { opacity: 1; transform: scale(1); }
}

/* 摇晃效果（错误提示用） */
.shake {
  animation: shake 0.5s ease-in-out;
}

/* 脉冲高亮 */
.pulse-highlight {
  animation: pulseHighlight 1s ease-in-out;
}
@keyframes pulseHighlight {
  0% { box-shadow: 0 0 0 0 rgba(255,107,53,0.5); }
  50% { box-shadow: 0 0 0 10px rgba(255,107,53,0); }
  100% { box-shadow: 0 0 0 0 rgba(255,107,53,0); }
}

/* 涟漪点击效果 */
.ripple-effect {
  position: relative;
  overflow: hidden;
}
.ripple-effect .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* ===== 导航图标动画 ===== */
.navbar .nav-link i {
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  display: inline-block;
}
.navbar .nav-link:hover i {
  transform: scale(1.25) translateY(-2px);
}
.navbar .nav-link.active i {
  animation: navIconBounce 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes navIconBounce {
  0% { transform: scale(1); }
  40% { transform: scale(1.4) translateY(-3px); }
  70% { transform: scale(0.9); }
  100% { transform: scale(1); }
}

/* 底部导航图标动画 */

/* 品牌图标悬停 */
.navbar-brand:hover .brand-icon {
  animation: brandSpin 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes brandSpin {
  0% { transform: rotate(0deg) scale(1); }
  50% { transform: rotate(15deg) scale(1.15); }
  100% { transform: rotate(0deg) scale(1); }
}

/* 通知铃铛摇晃 */
.nav-link[href*="notif"] i,
#notifBell i {
  transition: all 0.3s ease;
}
#notifBell:hover i {
  animation: bellShake 0.5s ease;
}
@keyframes bellShake {
  0%, 100% { transform: rotate(0deg); }
  20% { transform: rotate(15deg); }
  40% { transform: rotate(-15deg); }
  60% { transform: rotate(10deg); }
  80% { transform: rotate(-10deg); }
}

/* 头像悬停弹跳 */
.nav-avatar {
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
}

/* ===== 底部导航完全固定 ===== */
.bottom-nav {
  height: 60px !important;
  min-height: 60px !important;
  max-height: 60px !important;
  transform: translateZ(0) !important;
  -webkit-transform: translateZ(0) !important;
  will-change: transform !important;
  backface-visibility: hidden !important;
  -webkit-backface-visibility: hidden !important;
}
.bottom-nav .nav-item {
  flex: 1 !important;
  min-height: 48px !important;
  max-height: 48px !important;
  transform: none !important;
  -webkit-transform: none !important;
}
.bottom-nav .nav-item i {
  font-size: 1.3rem !important;
  line-height: 1 !important;
  transform: none !important;
  -webkit-transform: none !important;
}
.bottom-nav .nav-item span {
  font-size: 0.7rem !important;
  line-height: 1 !important;
}
.bottom-nav .nav-item.active {
  color: var(--primary) !important;
  transform: none !important;
  -webkit-transform: none !important;
}