:root {
  --bg-primary: #0B0813;
  --bg-secondary: #161226;
  --accent-primary: #FF007F;
  --accent-secondary: #00F2FE;
  --accent-success: #39FF14;
  --text-primary: #FFFFFF;
  --text-secondary: #A099C0;
  --glass-bg: rgba(22, 18, 38, 0.65);
  --glass-border: rgba(255, 255, 255, 0.05);
  --radius: 12px;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Microsoft YaHei", "PingFang SC", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--accent-primary); border-radius: 3px; }

/* ===== 导航栏 ===== */
.navbar {
  position: sticky; top: 0; z-index: 100;
  display: flex; align-items: center;
  padding: 0 30px; height: 70px;
  background: rgba(22,18,38,0.92);
  border-bottom: 1px solid var(--glass-border);
}
.navbar > * + * { margin-left: 16px; }
.logo {
  font-size: 22px; font-weight: 800;
  cursor: pointer; white-space: nowrap;
  transition: transform 0.3s;
}
.logo:hover { animation: wiggle 0.4s ease; }
@keyframes wiggle {
  0%,100%{transform:rotate(0)} 25%{transform:rotate(-6deg)} 50%{transform:rotate(6deg)} 75%{transform:rotate(-3deg)}
}
.logo span:nth-child(1){color:#ff6ec7}
.logo span:nth-child(2){color:#a855f7}
.logo span:nth-child(3){color:#60a5fa}
.logo span:nth-child(4){color:#34d399}

.search-box {
  flex: 1; max-width: 480px; margin: 0 auto; position: relative;
}
.search-box input {
  width: 100%; padding: 10px 42px 10px 16px;
  border-radius: 24px; border: 2px solid transparent;
  background: var(--bg-primary); color: var(--text-primary);
  font-size: 14px; outline: none; transition: border-color 0.3s, box-shadow 0.3s;
}
.search-box input::placeholder { color: var(--text-secondary); }
.search-box input:focus {
  border-color: var(--accent-secondary);
  box-shadow: 0 0 16px rgba(0,242,254,0.25);
}
.search-box .search-icon {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  font-size: 18px; color: var(--text-secondary); pointer-events: none;
}

/* ===== 搜索自动补全下拉框 ===== */
.search-autocomplete {
  position: absolute; top: calc(100% + 6px); left: 0; right: 0;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  max-height: 240px; overflow-y: auto;
  display: none; z-index: 110;
  box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}
.search-autocomplete.show { display: block; }
.autocomplete-item {
  padding: 10px 14px;
  font-size: 14px; color: var(--text-primary);
  cursor: pointer; transition: background 0.2s;
  border-bottom: 1px solid var(--glass-border);
}
.autocomplete-item:last-child { border-bottom: none; }
.autocomplete-item:hover,
.autocomplete-item.active {
  background: rgba(255,0,127,0.08);
}
.autocomplete-item .highlight {
  color: var(--accent-primary); font-weight: 700;
}

.nav-actions { display: flex; align-items: center; }
.nav-actions > * + * { margin-left: 10px; }
.btn-submit {
  padding: 8px 22px; border-radius: 20px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 700; color: #fff;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255,0,127,0.45);
}
.btn-random {
  padding: 8px 16px; border-radius: 20px; border: 2px solid var(--accent-secondary);
  background: transparent; color: var(--accent-secondary); cursor: pointer;
  font-size: 14px; font-weight: 600; transition: all 0.2s;
}
.btn-random:hover {
  background: var(--accent-secondary); color: var(--bg-primary);
}
.avatar-placeholder {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 16px; cursor: pointer;
}

/* ===== 用户入口 / 登录按钮 / 用户菜单 ===== */
.user-entry { position: relative; }
.btn-login {
  padding: 8px 18px; border-radius: 20px; border: 2px solid var(--accent-primary);
  background: transparent; color: var(--accent-primary);
  font-size: 14px; font-weight: 700; cursor: pointer;
  transition: all 0.2s;
}
.btn-login:hover {
  background: var(--accent-primary); color: #fff;
  box-shadow: 0 0 14px rgba(255,0,127,0.35);
}

/* 用户菜单触发器 */
.user-menu { position: relative; }
.user-menu-trigger {
  display: flex; align-items: center;
  padding: 4px 12px 4px 4px; border-radius: 30px;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  color: #fff; cursor: pointer; transition: all 0.2s;
}
.user-menu-trigger > * + * { margin-left: 8px; }
.user-menu-trigger:hover {
  background: rgba(255,255,255,0.09);
  box-shadow: 0 0 12px rgba(0,242,254,0.15);
}
.user-avatar, .user-menu-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; flex-shrink: 0;
}
.user-name { font-size: 14px; font-weight: 600; max-width: 110px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-caret { font-size: 11px; color: var(--text-secondary); opacity: 0.8; }

/* 下拉菜单 */
.user-menu-dropdown {
  position: absolute; top: calc(100% + 10px); right: 0;
  min-width: 240px; z-index: 500;
  background: #1a1329;
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.55);
  overflow: hidden;
  display: none;
  animation: dropdownIn 0.18s ease-out;
}

.user-menu-dropdown.show { display: block; }
@keyframes dropdownIn {
  from { opacity: 0; transform: translateY(-6px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
.user-menu-header {
  display: flex; align-items: center;
  padding: 16px;
  background: linear-gradient(135deg, rgba(255,0,127,0.15), rgba(0,242,254,0.12));
}
.user-menu-header > * + * { margin-left: 12px; }
.user-menu-meta { min-width: 0; }
.user-menu-name { font-size: 15px; font-weight: 700; color: #fff; }
.user-menu-role {
  font-size: 12px; color: var(--accent-secondary);
  margin-top: 2px;
}
.user-menu-divider { height: 1px; background: var(--glass-border); margin: 4px 0; }
.user-menu-item {
  width: 100%; display: flex; align-items: center;
  padding: 10px 16px; border: none; background: transparent;
  color: #fff; font-size: 14px; cursor: pointer;
  text-align: left; transition: background 0.15s;
}
.user-menu-item > * + * { margin-left: 12px; }
.user-menu-item:hover { background: rgba(255,255,255,0.06); }
.user-menu-item span:first-child { font-size: 16px; width: 22px; text-align: center; }
.user-menu-item.logout { color: #ff5c8a; }
.user-menu-item.logout:hover { background: rgba(255,0,127,0.08); }

/* ===== 登录/注册弹窗 ===== */
.auth-modal-content {
  width: 420px; max-width: 92vw;
  background: rgba(26,19,41,0.98);
  border: 1px solid var(--glass-border);
  border-radius: 18px;
  padding: 30px 28px 22px;
  color: var(--text-primary);
}

.auth-tabs {
  display: flex;
  padding: 4px; margin-bottom: 22px;
  background: rgba(255,255,255,0.04);
  border-radius: 12px;
  border: 1px solid var(--glass-border);
}
.auth-tabs > * + * { margin-left: 6px; }
.auth-tab {
  flex: 1; padding: 10px 0; border: none;
  background: transparent; color: var(--text-secondary);
  font-size: 14px; font-weight: 700;
  border-radius: 8px; cursor: pointer;
  transition: all 0.2s;
}
.auth-tab.active {
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  color: #fff;
  box-shadow: 0 4px 16px rgba(255,0,127,0.3);
}
.auth-form { display: flex; flex-direction: column; }
.auth-form > * + * { margin-top: 14px; }
.auth-tip {
  min-height: 18px; font-size: 13px;
  color: #ff5c8a; text-align: center;
}
.auth-tip.success { color: var(--accent-success); }
.req { color: #ff5c8a; font-weight: 700; margin-left: 2px; }
.btn-auth {
  width: 100%; padding: 12px 0;
  border: none; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  color: #fff; font-size: 15px; font-weight: 700;
  cursor: pointer; transition: all 0.2s;
}
.btn-auth:hover {
  box-shadow: 0 6px 22px rgba(255,0,127,0.4);
  transform: translateY(-1px);
}
.btn-auth:disabled {
  opacity: 0.6; cursor: not-allowed; transform: none; box-shadow: none;
}
.auth-switch {
  text-align: center; font-size: 13px;
  color: var(--text-secondary); margin-top: 4px;
}
.auth-switch a {
  color: var(--accent-secondary); text-decoration: none; font-weight: 600;
}
.auth-switch a:hover { text-decoration: underline; }

/* ===== Layout ===== */
.main-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  padding: 20px 30px;
  max-width: 1400px; margin: 0 auto;
  grid-column-gap: 20px;
  grid-row-gap: 20px;
}

/* ===== 横幅/精选 ===== */
.banner {
  grid-column: 1 / -1;
  display: grid; grid-template-columns: repeat(3, 1fr);
  margin-bottom: 10px;
  grid-column-gap: 16px;
  grid-row-gap: 16px;
}
.banner-card {
  position: relative; border-radius: var(--radius); overflow: hidden;
  background: var(--bg-secondary); height: 220px; cursor: pointer;
  transition: transform 0.3s;
}
.banner-card:hover { transform: scale(1.02); }
.banner-card.center {
  height: 250px; grid-row: span 1;
  box-shadow: 0 0 30px rgba(255,0,127,0.15);
}
.banner-overlay {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 16px;
  background: linear-gradient(transparent, rgba(11,8,19,0.92));
}
.banner-badge {
  display: inline-block; padding: 3px 10px; border-radius: 6px;
  font-size: 11px; font-weight: 700; color: #fff;
  background: var(--accent-primary); margin-bottom: 8px;
}
.banner-title {
  font-size: 15px; font-weight: 700; color: #fff;
  text-shadow: 0 0 12px rgba(255,0,127,0.3);
}
.banner-sub { font-size: 12px; color: var(--text-secondary); margin-top: 4px; }
.banner-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(0,0,0,0.55); display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: #fff; opacity: 0; transition: opacity 0.3s;
}
.banner-card:hover .banner-play { opacity: 1; }

/* ===== Sidebar ===== */
.sidebar {
  position: sticky; top: 90px; align-self: start;
  background: var(--bg-secondary); border-radius: var(--radius);
  padding: 16px 10px; display: flex; flex-direction: column;
}
.sidebar > * + * { margin-top: 4px; }
.sidebar-item {
  display: flex; align-items: center;
  padding: 12px 14px; border-radius: 8px; cursor: pointer;
  font-size: 15px; color: var(--text-secondary);
  transition: all 0.25s; position: relative;
}
.sidebar-item > * + * { margin-left: 12px; }
.sidebar-item::before {
  content: ''; position: absolute; left: 0; top: 50%;
  width: 3px; height: 0; border-radius: 2px;
  background: var(--accent-primary);
  transform: translateY(-50%); transition: height 0.25s;
}
.sidebar-item:hover, .sidebar-item.active {
  color: #fff; background: rgba(255,0,127,0.08);
}
.sidebar-item:hover::before, .sidebar-item.active::before { height: 60%; }
.sidebar-item.active { font-weight: 700; }
.sidebar-item .icon { font-size: 22px; width: 30px; text-align: center; }

/* ===== 音效抽屉 ===== */
.sound-drawer {
  position: fixed; right: -260px; top: 50%; transform: translateY(-50%);
  width: 240px; background: #1a1329;
  border-radius: 14px 0 0 14px;
  border: 1px solid var(--glass-border); padding: 20px 16px;
  z-index: 90; transition: right 0.4s cubic-bezier(0.4,0,0.2,1);
  box-shadow: -4px 0 30px rgba(0,0,0,0.4);
}

.sound-drawer.open { right: 0; }
.sound-toggle {
  position: absolute; left: -44px; top: 50%; transform: translateY(-50%);
  width: 44px; height: 44px; border-radius: 10px 0 0 10px;
  background: var(--bg-secondary); border: 1px solid var(--glass-border);
  border-right: none; display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 20px;
}
.sound-drawer h3 { font-size: 14px; color: var(--accent-secondary); margin-bottom: 14px; }
.sound-btn {
  display: flex; align-items: center;
  width: 100%; padding: 10px 12px; margin-bottom: 8px;
  border-radius: 8px; border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.03); color: #fff;
  cursor: pointer; font-size: 13px; transition: all 0.2s;
}
.sound-btn > * + * { margin-left: 8px; }
.sound-btn:hover {
  background: rgba(255,0,127,0.12); border-color: var(--accent-primary);
}
.sound-btn .key {
  font-size: 10px; padding: 2px 6px; border-radius: 4px;
  background: rgba(255,255,255,0.08); color: var(--text-secondary);
  margin-left: auto;
}

/* ===== 视频网格 ===== */
.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  grid-column-gap: 20px;
  grid-row-gap: 20px;
}
.video-card {
  background: var(--bg-secondary); border-radius: var(--radius);
  overflow: hidden; cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.video-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 8px 32px rgba(255,0,127,0.18);
}
.video-card[data-border="pink"]:hover { border-color: var(--accent-primary); }
.video-card[data-border="cyan"]:hover { border-color: var(--accent-secondary); }
.video-card[data-border="green"]:hover { border-color: var(--accent-success); }

.card-iframe-wrap {
  position: relative;
  width: 100%;
  height: 0;
  padding-top: 56.25%; /* 9/16 */
  background: #000;
}
.card-iframe {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  border: none; display: block;
  background: #000;
}

.card-body { padding: 12px 14px; }
.card-tag {
  display: inline-block; padding: 2px 10px; border-radius: 12px;
  font-size: 11px; margin-bottom: 8px;
  border: 1px solid var(--accent-primary); color: var(--accent-primary);
}
.card-tag.cyan { border-color: var(--accent-secondary); color: var(--accent-secondary); }
.card-tag.green { border-color: var(--accent-success); color: var(--accent-success); }
.card-title {
  font-size: 14px; font-weight: 700; color: #fff;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; line-height: 1.4; margin-bottom: 8px;
}
.card-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 12px; color: var(--text-secondary);
}
.card-laugh {
  display: flex; align-items: center;
  padding: 6px 14px; border-radius: 20px;
  background: rgba(57,255,20,0.08); border: 1px solid rgba(57,255,20,0.25);
  color: var(--accent-success); cursor: pointer;
  font-size: 14px; font-weight: 600; transition: all 0.2s;
  position: relative; overflow: visible;
}
.card-laugh > * + * { margin-left: 4px; }
.card-laugh:hover {
  background: rgba(57,255,20,0.15);
  box-shadow: 0 0 14px rgba(57,255,20,0.2);
}
/* 已点赞状态：变灰、不可点，提示用户已贡献过笑点 */
.card-laugh.liked {
  color: var(--text-secondary);
  background: rgba(160,153,192,0.08);
  border-color: rgba(160,153,192,0.2);
  cursor: default;
  opacity: 0.75;
}
.card-laugh.liked:hover {
  background: rgba(160,153,192,0.08);
  box-shadow: none;
}

/* ===== 弹窗 ===== */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5,3,10,0.88);
  display: none; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
}

.modal-overlay.show { display: flex; opacity: 1; }
.modal-content {
  width: 90%; max-width: 900px;
  background: var(--bg-secondary); border-radius: 16px;
  overflow: hidden; position: relative;
  box-shadow: 0 0 60px rgba(255,0,127,0.15);
  transform: scale(0.92); transition: transform 0.35s;
}
.modal-overlay.show .modal-content { transform: scale(1); }
.modal-close {
  position: absolute; top: 12px; right: 16px;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,0.08); border: none;
  color: #fff; font-size: 20px; cursor: pointer;
  z-index: 10; display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--accent-primary); }

.modal-video {
  position: relative;
  width: 100%;
  height: 0;
  padding-top: 56.25%;
  background: #000;
}
.modal-video > * {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  display: block;
}
.modal-info { padding: 20px; }
.modal-info h2 { font-size: 18px; margin-bottom: 8px; }
.modal-info p { font-size: 13px; color: var(--text-secondary); }
.modal-actions { display: flex; flex-wrap: wrap; margin-top: 14px; }
.modal-actions > * + * { margin-left: 10px; }
.modal-actions button {
  padding: 8px 20px; border-radius: 20px; border: none;
  cursor: pointer; font-size: 13px; font-weight: 600;
}
.modal-actions .btn-play-now {
  background: linear-gradient(135deg, var(--accent-primary), #a855f7); color: #fff;
}
.modal-actions .btn-share {
  background: transparent; border: 1px solid var(--accent-secondary);
  color: var(--accent-secondary);
}
.btn-favorite-modal {
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid #ffd76a !important;
  color: #ffd76a !important;
  transition: all 0.2s;
}
.btn-favorite-modal:hover { background: rgba(255, 215, 0, 0.2); }
.btn-favorite-modal.active {
  background: linear-gradient(135deg, #ffb400, #ff7b00) !important;
  color: #1a1226 !important;
  border-color: transparent !important;
}

/* ===== 提交视频弹窗 ===== */
/* 提交视频弹窗专用样式，覆盖默认弹窗布局 */
.submit-modal-content {
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
}
.submit-modal-header {
  padding: 24px 24px 0;
  text-align: center;
}
.submit-modal-header h2 {
  font-size: 20px; margin-bottom: 6px;
}
.submit-modal-header p {
  font-size: 13px; color: var(--text-secondary);
}
.submit-form {
  padding: 20px 24px 24px;
  display: flex; flex-direction: column;
}
.submit-form > * + * { margin-top: 14px; }
.form-group {
  display: flex; flex-direction: column;
}
.form-group > * + * { margin-top: 6px; }
.form-group label {
  font-size: 13px; font-weight: 600; color: var(--text-secondary);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s, box-shadow 0.3s;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-secondary);
  box-shadow: 0 0 12px rgba(0,242,254,0.15);
}
.form-group textarea {
  resize: vertical;
  min-height: 60px;
}
.form-hint {
  font-size: 11px; color: var(--text-secondary); opacity: 0.7;
}
.form-error {
  font-size: 12px; color: #ff4d6a; display: none;
}
.form-error.show {
  display: block;
}
.form-actions {
  display: flex; justify-content: flex-end; margin-top: 6px; }
.form-actions > * + * { margin-left: 10px; }
.form-actions .btn-cancel {
  padding: 10px 22px; border-radius: 20px; border: 1px solid var(--glass-border);
  background: transparent; color: var(--text-secondary); cursor: pointer;
  font-size: 14px; font-weight: 600; transition: all 0.2s;
}
.form-actions .btn-cancel:hover {
  border-color: var(--accent-primary); color: var(--accent-primary);
}
.form-actions .btn-submit-video {
  padding: 10px 22px; border-radius: 20px; border: none;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  color: #fff; cursor: pointer; font-size: 14px; font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
}
.form-actions .btn-submit-video:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255,0,127,0.45);
}
.form-actions .btn-submit-video:disabled {
  opacity: 0.5; cursor: not-allowed;
  transform: none; box-shadow: none;
}

/* ===== 骨架屏 ===== */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, #1e1838 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius);
}
@keyframes shimmer { 0%{background-position:200% 0} 100%{background-position:-200% 0} }

/* ===== 粒子效果 ===== */
.particle {
  position: fixed; pointer-events: none; z-index: 300;
  font-size: 20px; animation: particleFly 0.8s ease-out forwards;
}
@keyframes particleFly {
  0% { opacity: 1; transform: translate(0,0) scale(1); }
  100% { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(0.3); }
}

/* ===== 用户中心（我的主页 / 收藏 / 历史）===== */
.user-pages {
  grid-column: 1 / -1;
  width: 100%;
}
.user-page { display: flex; flex-direction: column; }
.user-page > * + * { margin-top: 20px; }

.page-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 4px;
}
.page-header h2 {
  font-size: 22px; color: #fff;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.page-header-right {
  display: flex; align-items: center;
}
.page-header-right > * + * { margin-left: 10px; }
.page-count {
  font-size: 13px; color: var(--text-secondary);
  padding: 4px 12px; border-radius: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--glass-border);
}
.btn-back-home {
  padding: 8px 16px; border-radius: 18px; cursor: pointer;
  background: transparent; color: var(--accent-secondary);
  border: 1px solid var(--accent-secondary);
  font-size: 13px; font-weight: 600; transition: all 0.2s;
}
.btn-back-home:hover {
  background: var(--accent-secondary); color: var(--bg-primary);
}
.btn-clear-history {
  padding: 8px 16px; border-radius: 18px; cursor: pointer;
  background: rgba(255, 92, 138, 0.08); color: #ff5c8a;
  border: 1px solid rgba(255, 92, 138, 0.3);
  font-size: 13px; font-weight: 600; transition: all 0.2s;
}
.btn-clear-history:hover {
  background: rgba(255, 92, 138, 0.18);
}
.page-toolbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 6px 4px;
}
.toolbar-hint {
  font-size: 12px; color: var(--text-secondary); opacity: 0.85;
}
.page-section { display: flex; flex-direction: column; }
.page-section > * + * { margin-top: 12px; }
.section-title {
  font-size: 16px; color: #fff; font-weight: 700;
  padding-left: 10px; border-left: 3px solid var(--accent-primary);
}
.page-video-grid { min-height: 120px; }

.profile-card {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  display: flex; flex-wrap: wrap;
  box-shadow: 0 4px 24px rgba(255,0,127,0.08);
  position: relative; overflow: hidden;
}
.profile-card > * + * { margin-left: 24px; }
@media (max-width: 600px) {
  .profile-card > * { margin-left: 0 !important; }
  .profile-card > * + * { margin-top: 24px; }
}
.profile-card::before {
  content: ''; position: absolute; top: -80px; right: -80px;
  width: 260px; height: 260px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,0,127,0.25), transparent 70%);
  pointer-events: none;
}
.profile-card::after {
  content: ''; position: absolute; bottom: -60px; left: -60px;
  width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,242,254,0.2), transparent 70%);
  pointer-events: none;
}
.profile-card-left {
  display: flex; align-items: center; z-index: 1; flex: 1;
  min-width: 320px;
}
.profile-card-left > * + * { margin-left: 20px; }
.profile-avatar {
  width: 96px; height: 96px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  display: flex; align-items: center; justify-content: center;
  font-size: 44px; color: #fff; flex-shrink: 0;
  box-shadow: 0 0 30px rgba(255,0,127,0.3);
  border: 3px solid rgba(255,255,255,0.1);
}
.profile-info { display: flex; flex-direction: column; min-width: 0; }
.profile-info > * + * { margin-top: 6px; }
.profile-name {
  font-size: 24px; font-weight: 800; color: #fff;
}
.profile-role {
  display: inline-block; align-self: flex-start;
  padding: 3px 10px; border-radius: 10px;
  font-size: 12px; font-weight: 700;
  background: rgba(0,242,254,0.12); color: var(--accent-secondary);
  border: 1px solid rgba(0,242,254,0.25);
}
.profile-role.admin {
  background: rgba(255,0,127,0.12); color: var(--accent-primary);
  border-color: rgba(255,0,127,0.3);
}
.profile-meta {
  display: flex; flex-direction: column;
  font-size: 13px; color: var(--text-secondary);
  margin-top: 6px;
}
.profile-meta > * + * { margin-top: 4px; }
.profile-meta span { opacity: 0.95; }

.profile-stats {
  flex: 1.2;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-column-gap: 12px;
  grid-row-gap: 12px;
  z-index: 1;
  min-width: 360px;
}
.stat-item {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px 12px;
  text-align: center;
  transition: all 0.25s;
  cursor: default;
}
.stat-item[data-jump] { cursor: pointer; }
.stat-item[data-jump]:hover {
  background: rgba(255,0,127,0.08);
  border-color: rgba(255,0,127,0.25);
  transform: translateY(-2px);
}
.stat-num {
  font-size: 28px; font-weight: 800;
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
  line-height: 1.1;
}
.stat-label {
  font-size: 12px; color: var(--text-secondary);
  margin-top: 6px;
}

.video-card { position: relative; }
.card-remove {
  position: absolute; top: 8px; right: 8px; z-index: 5;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(0,0,0,0.7); color: #fff;
  border: 1px solid rgba(255,255,255,0.1);
  font-size: 14px; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transition: all 0.2s;
}
.video-card:hover .card-remove { opacity: 1; }
.card-remove:hover {
  background: rgba(255, 92, 138, 0.85);
  transform: scale(1.1);
}
.card-timestamp {
  position: absolute; top: 8px; left: 8px; z-index: 4;
  padding: 3px 9px; border-radius: 10px;
  background: rgba(0,0,0,0.7); color: #fff;
  font-size: 11px; font-weight: 600;
}

.card-fav {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(255, 215, 0, 0.08);
  border: 1px solid rgba(255, 215, 0, 0.25);
  color: rgba(255, 215, 0, 0.7);
  cursor: pointer; transition: all 0.2s;
  font-size: 14px;
  margin-right: 6px;
}
.card-fav:hover {
  background: rgba(255, 215, 0, 0.18);
  color: #ffd76a;
}
.card-fav.active {
  background: linear-gradient(135deg, #ffb400, #ff7b00);
  border-color: transparent;
  color: #1a1226;
}
.card-actions {
  display: flex; align-items: center;
}
.card-actions > * + * { margin-left: 4px; }

.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: var(--text-secondary);
}
.empty-state .empty-icon {
  font-size: 60px; margin-bottom: 12px; opacity: 0.6;
}
.empty-state .empty-title {
  font-size: 18px; color: #fff; font-weight: 700; margin-bottom: 6px;
}
.empty-state .empty-desc {
  font-size: 13px; opacity: 0.85;
}
.empty-state .btn-empty-home {
  margin-top: 18px;
  padding: 10px 22px; border-radius: 20px;
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  color: #fff; border: none; cursor: pointer;
  font-size: 14px; font-weight: 600;
  transition: all 0.2s;
}
.empty-state .btn-empty-home:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255,0,127,0.4);
}

@media (max-width: 1024px) {
  .profile-stats { grid-template-columns: repeat(2, 1fr); min-width: 0; }
  .profile-card-left { min-width: 0; }
}
@media (max-width: 640px) {
  .profile-card { padding: 16px; }
  .profile-avatar { width: 72px; height: 72px; font-size: 32px; }
  .profile-name { font-size: 18px; }
  .profile-stats { grid-template-columns: repeat(2, 1fr); }
  .stat-num { font-size: 22px; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .page-header > * + * { margin-top: 10px; }
  .page-header-right { width: 100%; justify-content: flex-start; flex-wrap: wrap; }
}

/* ===== 版权信息页脚 ===== */
/* 页脚固定在页面底部，与主内容宽度对齐 */
.site-footer {
  width: 100%;
  max-width: 1400px;
  margin: 20px auto 0;
  text-align: center;
  padding: 20px 30px;
  color: var(--text-secondary);
  font-size: 13px;
  border-top: 1px solid var(--glass-border);
}
.site-footer p {
  margin: 0;
  opacity: 0.8;
}
#donate-button-container {
  display: flex;
  align-items: center;
}
#donate-button img {
  height: 28px;
  width: auto;
  display: block;
  border-radius: 4px;
  transition: opacity 0.2s, transform 0.2s;
}
#donate-button img:hover {
  opacity: 0.85;
  transform: scale(1.05);
}
@media (max-width: 1024px) {
  .main-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; flex-direction: row; overflow-x: auto; padding: 10px; }
  .sidebar > * + * { margin-top: 0; margin-left: 4px; } /* 行方向覆盖 */
  .sidebar-item { white-space: nowrap; }
  .sidebar-item::before { display: none; }
  .banner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .navbar { padding: 0 12px; }
  .navbar > * + * { margin-left: 8px; }
  .main-layout { padding: 12px; }
  .search-box { max-width: 200px; }
  .btn-random { display: none; }
  .video-grid { grid-template-columns: 1fr; }
}

/* ===== 语言切换器 ===== */
.lang-switcher {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 3px;
  gap: 2px;
}
.lang-btn {
  padding: 4px 10px;
  border: none;
  border-radius: 16px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  letter-spacing: 0.03em;
}
.lang-btn:hover {
  color: #fff;
  background: rgba(255,255,255,0.08);
}
.lang-btn.active {
  background: linear-gradient(135deg, var(--accent-primary), #a855f7);
  color: #fff;
  box-shadow: 0 2px 10px rgba(255,0,127,0.35);
}

/* 响应式：小屏隐藏语言文字，只显示 icon-size 按钮 */
@media (max-width: 640px) {
  .lang-switcher {
    padding: 2px;
  }
  .lang-btn {
    padding: 4px 7px;
    font-size: 11px;
  }
}