/* ════════════════════════════════════════════════════════════
   全球黄页 — 视觉系统
   设计语言对标 apple.com.cn：
   · 纯白/浅灰交替分区，无花哨背景
   · 大字号超紧字距标题（SF Pro 风格）
   · 卡片默认无影，悬浮才起影；分割靠色块不靠线
   · 系统语义色：绿/红/橙，主色 #0071e3
   ════════════════════════════════════════════════════════════ */

:root {
  /* 语义色 */
  --like: #34c759;
  --dislike: #ff3b30;
  --broken: #ff9f0a;
  --accent: #0071e3;

  /* 中性色（浅色主题） */
  --bg: #ffffff;
  --bg-alt: #f5f5f7;          /* Apple 官网分区灰 */
  --bg-elevated: #ffffff;
  --bg-sunken: #f0f0f2;
  --text: #1d1d1f;
  --text-2: #6e6e73;
  --text-3: #a1a1a6;
  --line: rgba(0, 0, 0, .08);
  --line-2: rgba(0, 0, 0, .05);

  /* 圆角与阴影 */
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 18px;
  --r-xl: 28px;
  --shadow-1: 0 4px 18px rgba(0, 0, 0, .08);
  --shadow-2: 0 8px 30px rgba(0, 0, 0, .12);
  --shadow-pop: 0 8px 28px rgba(0, 0, 0, .14);

  --nav-h: 60px;
  --ease: cubic-bezier(.4, 0, .2, 1);
  --spring: cubic-bezier(.34, 1.56, .64, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

/* hidden 属性必须赢过任何 display 声明（如同意条默认隐藏） */
[hidden] { display: none !important; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro SC", "SF Pro Text",
               "PingFang SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.wrap { max-width: 1240px; margin: 0 auto; padding: 0 28px; }
.muted { color: var(--text-3); }
.small { font-size: 12px; }

/* ═══════════════ 顶部导航 ═══════════════ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(255, 255, 255, .78);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line-2);
}
.topbar-inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-mark { font-size: 22px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 15px; letter-spacing: -.01em; }
.brand-text span { font-size: 11px; color: var(--text-3); }

.search-wrap {
  position: relative;
  flex: 1;
  max-width: 500px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 13px;
  opacity: .5;
  pointer-events: none;
}
#search {
  flex: 1;
  min-width: 0;
  height: 36px;
  padding: 0 42px 0 34px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text);
  background: rgba(0, 0, 0, .045);
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  transition: background .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
#search::placeholder { color: var(--text-3); }
#search:focus {
  outline: none;
  background: var(--bg-elevated);
  border-color: rgba(0, 113, 227, .35);
  box-shadow: 0 0 0 3.5px rgba(0, 113, 227, .12);
}
.search-wrap kbd {
  position: absolute;
  right: 74px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 11px;
  font-family: inherit;
  color: var(--text-3);
  background: rgba(0, 0, 0, .05);
  border-radius: 5px;
  padding: 1px 6px;
  pointer-events: none;
}
.search-btn {
  height: 36px;
  padding: 0 18px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: var(--r-sm);
  cursor: pointer;
  white-space: nowrap;
  /* 实色玻璃：顶缘内透光 + 主色背光晕 */
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .35),
    inset 0 0 0 1px rgba(255, 255, 255, .18),
    0 2px 12px rgba(0, 113, 227, .35);
  transition: box-shadow .2s var(--ease), transform .2s var(--spring), background .2s var(--ease);
}
.search-btn:hover {
  background: #0077ed;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .4),
    0 4px 18px rgba(0, 113, 227, .45);
}
.search-btn:active { transform: scale(.96); }

.topnav { display: flex; gap: 22px; flex-shrink: 0; }
.topnav a {
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.topnav a:hover { color: var(--text); }

/* ═══════════════ 首屏 ═══════════════ */
/* Apple 官网式首屏：纯白底、超紧字距大标题、双按钮 */
.hero {
  padding: 96px 0 72px;
  text-align: center;
  background: var(--bg);
}
.hero-kicker {
  font-size: 15px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 16px;
}
.hero-kicker b { color: inherit; font-weight: 600; }
.hero-title {
  font-size: clamp(42px, 7vw, 80px);
  font-weight: 700;
  letter-spacing: -.045em;
  line-height: 1.05;
  margin-bottom: 20px;
}
.grad {
  background: linear-gradient(96deg, #0071e3 0%, #5856d6 48%, #ff375f 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.hero-sub {
  max-width: 640px;
  margin: 0 auto 40px;
  font-size: 19px;
  color: var(--text-2);
  line-height: 1.55;
  letter-spacing: -.01em;
}

.hero-metrics {
  display: flex;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.metric {
  min-width: 132px;
  padding: 18px 24px;
  background: var(--bg-alt);
  border-radius: var(--r-md);
  transition: transform .3s var(--spring);
}
.metric:hover { transform: translateY(-3px); }
.metric-num {
  display: block;
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.metric-label {
  display: block;
  font-size: 12px;
  color: var(--text-3);
  margin-top: 3px;
}

/* ═══════════════ 通用区块标题 ═══════════════ */
.section-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.section-head h2 {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -.03em;
}
.section-note { font-size: 14px; color: var(--text-3); }

/* ═══════════════ 分类栏 ═══════════════ */
.cat-section { padding: 60px 0 8px; background: var(--bg); }
/* 换行铺满 2~3 排，不出滚动条 */
.cat-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
}

.cat-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  font-family: inherit;
  font-size: 13.5px;
  color: var(--text-2);
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 100px;
  cursor: pointer;
  white-space: nowrap;
  /* iOS 18 玻璃质感：毛玻璃底 + 顶缘内透光 + 边缘背光 */
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),
    inset 0 0 12px rgba(255, 255, 255, .25),
    0 1px 2px rgba(0, 0, 0, .05),
    0 4px 12px rgba(0, 0, 0, .05);
  transition: transform .22s var(--spring), background .22s var(--ease),
              color .22s var(--ease), box-shadow .22s var(--ease);
}
.cat-chip:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, .82);
  color: var(--text);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .95),
    inset 0 0 14px rgba(255, 255, 255, .35),
    0 6px 18px rgba(0, 113, 227, .16);
}
.cat-chip:active { transform: scale(.97); }
.cat-chip.active {
  background: var(--text);
  color: #fff;
  border-color: rgba(255, 255, 255, .25);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .22),
    0 2px 10px rgba(0, 0, 0, .18);
}
.cat-icon { font-size: 13px; }
.cat-count {
  font-size: 11px;
  font-variant-numeric: tabular-nums;
  color: var(--text-3);
  background: rgba(0, 0, 0, .05);
  padding: 1px 6px;
  border-radius: 100px;
}
.cat-chip.active .cat-count { background: rgba(255, 255, 255, .22); color: rgba(255, 255, 255, .9); }

/* ═══════════════ 结果区 ═══════════════ */
.results { padding: 46px 0 80px; background: var(--bg); }

.results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.results-count { font-size: 14px; color: var(--text-2); }
.results-count b { font-size: 20px; color: var(--text); font-variant-numeric: tabular-nums; }
.results-filters { display: flex; gap: 9px; }

.results-filters select,
.lang-sel {
  height: 34px;
  padding: 0 30px 0 12px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: rgba(255, 255, 255, .6) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236e6e73' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center;
  border: 1px solid rgba(255, 255, 255, .65);
  border-radius: var(--r-sm);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .85),
    inset 0 0 10px rgba(255, 255, 255, .2),
    0 1px 3px rgba(0, 0, 0, .05),
    0 4px 12px rgba(0, 0, 0, .04);
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: box-shadow .2s var(--ease);
}
.results-filters select:focus {
  outline: none;
  box-shadow: 0 0 0 3.5px rgba(0, 113, 227, .14);
}

/* ═══════════════ 卡片网格 ═══════════════ */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 22px;
}

.site-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-elevated);
  border-radius: var(--r-lg);
  /* Apple 风格：默认只留极淡的边界感，悬浮才起影 */
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .04);
  overflow: hidden;
  transition: transform .34s var(--ease), box-shadow .34s var(--ease);
}
.site-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }

/* 卡片顶部品牌色细条，随站点品牌变化 */
.site-card::before {
  content: '';
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--brand);
  opacity: .85;
  z-index: 2;
}

/* ── 截图区 ── */
/* 容器高度完全由 aspect-ratio 决定：图片绝对定位铺满，
   否则 flex 子项会被图片固有尺寸撑高，扁图下方出现空白 */
.site-shot {
  position: relative;
  aspect-ratio: 16 / 9;
  background: var(--bg-sunken);
  overflow: hidden;
  flex-shrink: 0;
}
.site-shot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
/* 降级到 favicon 时不拉伸，居中显示在品牌色底上 */
.site-shot.is-favicon img {
  position: static;
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 11px;
  box-shadow: 0 3px 12px rgba(0, 0, 0, .13);
}
.site-shot.is-favicon {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(140deg, var(--brand-soft) 0%, var(--bg-sunken) 100%);
}

.shot-skeleton {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand-soft) 0%, var(--bg-sunken) 100%);
}
.shot-skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 20%, rgba(255, 255, 255, .5) 50%, transparent 80%);
  animation: sweep 1.5s var(--ease) infinite;
}
@keyframes sweep {
  from { transform: translateX(-100%); }
  to   { transform: translateX(100%); }
}
.shot-url {
  position: relative;
  z-index: 1;
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: .02em;
}

/* 截图降级占位卡 */
.shot-fallback {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: linear-gradient(140deg, var(--brand-soft) 0%, var(--bg-sunken) 100%);
}
.fb-mark {
  width: 46px;
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  background: var(--brand);
  border-radius: 13px;
  box-shadow: 0 3px 12px rgba(0, 0, 0, .14);
}
.fb-domain {
  font-size: 11.5px;
  color: var(--text-2);
  max-width: 88%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.fb-note { font-size: 10px; color: var(--text-3); }

/* ── 卡片主体 ── */
.site-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 16px 17px 17px;
  gap: 11px;
}

.site-head { display: flex; align-items: center; gap: 10px; }
.site-favicon {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  flex-shrink: 0;
  background: var(--bg-sunken);
}
.site-titles { min-width: 0; flex: 1; }
.site-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.site-domain {
  display: block;
  font-size: 11.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-desc {
  font-size: 12.8px;
  color: var(--text-2);
  line-height: 1.62;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 41.5px;
}

.site-meta { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 10.5px;
  color: var(--text-2);
  background: var(--bg-sunken);
  padding: 2.5px 8px;
  border-radius: 100px;
  white-space: nowrap;
}
.tag-cat { background: var(--brand-soft); color: color-mix(in srgb, var(--brand) 62%, #000); }

/* ── 操作区：访问按钮 + 三个投票按钮 ── */
.site-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 13px;
  border-top: 1px solid var(--line-2);
}

.open-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 7px 14px;
  font-size: 12.5px;
  font-weight: 500;
  color: #fff;
  text-decoration: none;
  background: var(--accent);
  border-radius: 100px;
  white-space: nowrap;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .35),
    inset 0 0 0 1px rgba(255, 255, 255, .18),
    0 2px 10px rgba(0, 113, 227, .3);
  transition: transform .2s var(--spring), box-shadow .2s var(--ease), background .2s var(--ease);
}
.open-btn:hover {
  background: #0077ed;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .4),
    0 3px 16px rgba(0, 113, 227, .4);
  transform: translateY(-1px);
}
.open-btn:active { transform: scale(.96); }
.open-btn .arrow { font-size: 11px; opacity: .85; }

.vote-group { display: flex; gap: 5px; }

.vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 5px 9px;
  font-family: inherit;
  font-size: 11px;
  color: var(--text-2);
  background: rgba(255, 255, 255, .55);
  border: 1px solid rgba(255, 255, 255, .65);
  border-radius: 100px;
  cursor: pointer;
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .8),
    inset 0 0 8px rgba(255, 255, 255, .2),
    0 1px 3px rgba(0, 0, 0, .04);
  transition: transform .2s var(--spring), background .2s var(--ease),
              color .2s var(--ease), opacity .2s var(--ease), box-shadow .2s var(--ease);
}
.vote-btn .vb-icon { font-size: 12.5px; line-height: 1; }
.vote-btn .vb-num { font-variant-numeric: tabular-nums; min-width: 9px; }
.vote-btn:hover:not(:disabled) { transform: translateY(-2px); color: var(--text); box-shadow: var(--shadow-1); }
.vote-btn:active:not(:disabled) { transform: scale(.92); }
.vote-btn:disabled { cursor: not-allowed; opacity: .42; }

.vote-btn.v-like:hover:not(:disabled)    { background: rgba(52, 199, 89, .16);  color: #1d8f3c; }
.vote-btn.v-dislike:hover:not(:disabled) { background: rgba(255, 59, 48, .14);  color: #c92a20; }
.vote-btn.v-broken:hover:not(:disabled)  { background: rgba(255, 159, 10, .18); color: #b36b00; }

/* 已投过票的整卡状态 */
.site-card.has-voted .vote-group { position: relative; }
.site-card.has-voted .vote-btn { opacity: .32; filter: grayscale(.5); }

/* 投票结果提示条 */
.vote-flash {
  position: absolute;
  left: 17px;
  right: 17px;
  bottom: 14px;
  padding: 8px 12px;
  font-size: 11.5px;
  font-weight: 500;
  border-radius: var(--r-sm);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  pointer-events: none;
  z-index: 3;
  animation: flashIn .3s var(--spring);
}
.vote-flash.ok   { background: rgba(52, 199, 89, .92);  color: #fff; }
.vote-flash.warn { background: rgba(255, 149, 0, .94); color: #fff; }
@keyframes flashIn {
  from { opacity: 0; transform: translateY(7px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ═══════════════ 空状态 ═══════════════ */
.empty { padding: 76px 20px; text-align: center; }
.empty-icon { font-size: 44px; display: block; margin-bottom: 12px; opacity: .5; }
.empty p { font-size: 15px; color: var(--text-2); }
.empty .muted { font-size: 13px; margin-top: 5px; }

/* ═══════════════ 数据统计 ═══════════════ */
.stats { padding: 80px 0; background: var(--bg-alt); }

.stat-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-bottom: 26px;
}
.stat-card {
  position: relative;
  padding: 22px 24px;
  background: var(--bg-elevated);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform .3s var(--spring);
}
.stat-card:hover { transform: translateY(-3px); }
.sc-icon { position: absolute; right: 18px; top: 16px; font-size: 22px; opacity: .3; }
.sc-num {
  display: block;
  font-size: 34px;
  font-weight: 700;
  letter-spacing: -.03em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.sc-label { display: block; font-size: 12.5px; color: var(--text-3); margin-top: 4px; }
.sc-like    .sc-num { color: var(--like); }
.sc-dislike .sc-num { color: var(--dislike); }
.sc-broken  .sc-num { color: var(--broken); }
.sc-health  .sc-num { color: var(--accent); }

.health-line { display: flex; align-items: center; gap: 14px; margin-bottom: 34px; }
.health-track {
  flex: 1;
  height: 8px;
  background: var(--bg-sunken);
  border-radius: 100px;
  overflow: hidden;
}
.health-track i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--like), #30d158);
  border-radius: 100px;
  transition: width .7s var(--ease);
}
.health-note { font-size: 12px; color: var(--text-3); white-space: nowrap; }

.charts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 18px;
}
.chart-panel {
  padding: 22px 24px 24px;
  background: var(--bg-elevated);
  border-radius: var(--r-lg);
}
.chart-panel h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 18px;
  color: var(--text-2);
}

/* 环形图 */
.ring-wrap { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; justify-content: center; }
.ring {
  position: relative;
  width: 132px;
  height: 132px;
  border-radius: 50%;
  background: conic-gradient(
    var(--like) 0 var(--d1),
    var(--dislike) var(--d1) var(--d2),
    var(--broken) var(--d2) 360deg
  );
  flex-shrink: 0;
}
.ring-in {
  position: absolute;
  inset: 15px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  border-radius: 50%;
}
.ring-in b { font-size: 26px; font-weight: 700; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }
.ring-in span { font-size: 10.5px; color: var(--text-3); }

.ring-legend { display: flex; flex-direction: column; gap: 11px; }
.legend-item { display: flex; align-items: center; gap: 8px; font-size: 12.5px; color: var(--text-2); }
.legend-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.legend-label { min-width: 62px; }
.legend-item b { color: var(--text); font-variant-numeric: tabular-nums; }

/* 分类分布条 */
.cat-chart { display: flex; flex-direction: column; gap: 8px; }
.catbar-row { display: flex; align-items: center; gap: 10px; }
.catbar-name {
  flex-shrink: 0;
  width: 108px;
  font-size: 11.5px;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.catbar-track { flex: 1; height: 16px; background: rgba(0, 0, 0, .05); border-radius: 5px; overflow: hidden; }
.catbar-fill { display: flex; height: 100%; border-radius: 5px; transition: width .7s var(--ease); min-width: 4px; }
.catbar-fill i { display: block; height: 100%; transition: width .5s var(--ease); }
.catbar-num {
  flex-shrink: 0;
  width: 34px;
  text-align: right;
  font-size: 11.5px;
  color: var(--text-3);
  font-variant-numeric: tabular-nums;
}
.chart-legend {
  display: flex;
  gap: 16px;
  margin-top: 14px;
  padding-top: 13px;
  border-top: 1px solid var(--line-2);
  font-size: 11px;
  color: var(--text-3);
}
.chart-legend span { display: inline-flex; align-items: center; gap: 5px; }
.chart-legend i { width: 9px; height: 9px; border-radius: 2.5px; }

/* 榜单 */
.rank-list { display: flex; flex-direction: column; gap: 10px; }
.rank-row { display: flex; align-items: center; gap: 10px; }
.rank-name {
  flex-shrink: 0;
  width: 116px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rank-name img { width: 16px; height: 16px; border-radius: 4px; flex-shrink: 0; }
.rank-bar { flex: 1; height: 6px; background: rgba(0, 0, 0, .05); border-radius: 100px; overflow: hidden; }
.rank-bar i { display: block; height: 100%; background: linear-gradient(90deg, var(--like), #30d158); border-radius: 100px; transition: width .7s var(--ease); }
.rank-pct { flex-shrink: 0; width: 36px; text-align: right; font-size: 11.5px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.rank-note { margin: 10px 2px 0; font-size: 11.5px; line-height: 1.5; color: var(--text-3); }

/* ═══════════════ 防刷机制 ═══════════════ */
.protection { padding: 80px 0; background: var(--bg); }

.protect-body {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
  align-items: start;
}
.layer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(215px, 1fr));
  gap: 14px;
}
.layer {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 17px 18px;
  background: var(--bg-alt);
  border-radius: var(--r-md);
  transition: transform .3s var(--spring);
}
.layer:hover { transform: translateY(-3px); }
.layer-icon { font-size: 20px; flex-shrink: 0; }
.layer b { display: block; font-size: 13.5px; font-weight: 600; margin-bottom: 3px; }
.layer p { font-size: 12px; color: var(--text-2); line-height: 1.55; }

.protect-note {
  padding: 24px 26px;
  background: var(--bg-alt);
  border-radius: var(--r-lg);
}
.protect-note h4 {
  font-size: 14px;
  font-weight: 600;
  margin: 18px 0 8px;
}
.protect-note h4:first-child { margin-top: 0; }
.protect-note p { font-size: 12.8px; color: var(--text-2); line-height: 1.72; margin-bottom: 6px; }
.protect-note b { color: var(--text); font-weight: 600; }
.fp {
  display: block;
  padding: 9px 12px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 11.5px;
  color: var(--accent);
  background: rgba(0, 113, 227, .07);
  border-radius: var(--r-sm);
  word-break: break-all;
}
.disclaimer {
  margin-top: 18px;
  padding: 12px 14px;
  font-size: 11.5px !important;
  color: #8a5a00 !important;
  background: rgba(255, 159, 10, .1);
  border-radius: var(--r-sm);
  line-height: 1.62 !important;
}

/* ═══════════════ 蜜罐（视觉隐藏，机器人可见） ═══════════════ */
.hp-trap {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: .01;
}

/* ═══════════════ 页脚 ═══════════════ */
.footer {
  padding: 44px 0 52px;
  text-align: center;
  background: var(--bg-alt);
}
.footer p { font-size: 13px; color: var(--text-2); }
.footer p + p { margin-top: 6px; }
.footer b { color: var(--text); }

/* ═══════════════ 响应式 ═══════════════ */
@media (max-width: 980px) {
  .protect-body { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .wrap { padding: 0 18px; }
  .topnav { display: none; }
  .brand-text span { display: none; }
  .hero { padding: 56px 0 44px; }
  .hero-sub { font-size: 15px; margin-bottom: 34px; }
  .grid { grid-template-columns: 1fr; gap: 16px; }
  .metric { min-width: 0; flex: 1; padding: 14px 16px; }
  .metric-num { font-size: 22px; }
  .stats, .protection { padding: 48px 0; }
  .health-line { flex-direction: column; align-items: stretch; gap: 8px; }
  .health-note { text-align: right; }
  .ring-wrap { flex-direction: column; }
  .catbar-name { width: 84px; }
  .rank-name { width: 96px; }
  .site-actions { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ═══════════════ 主题切换按钮 ═══════════════ */
.theme-btn {
  flex-shrink: 0;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  line-height: 1;
  color: var(--text);
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 50%;
  cursor: pointer;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),
    inset 0 0 10px rgba(255, 255, 255, .25),
    0 1px 3px rgba(0, 0, 0, .06);
  transition: transform .2s var(--spring), box-shadow .2s var(--ease);
}
.theme-btn:hover {
  transform: scale(1.06);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .95),
    0 4px 14px rgba(0, 113, 227, .18);
}
.theme-btn:active { transform: scale(.94); }

/* ═══════════════ 回到顶部 ═══════════════ */
#backTop {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 200;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: rgba(255, 255, 255, .7);
  border: 1px solid rgba(255, 255, 255, .75);
  border-radius: 50%;
  cursor: pointer;
  backdrop-filter: blur(16px) saturate(170%);
  -webkit-backdrop-filter: blur(16px) saturate(170%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),
    0 4px 16px rgba(0, 0, 0, .1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px) scale(.85);
  transition: opacity .3s var(--ease), visibility .3s var(--ease),
              transform .3s var(--spring), box-shadow .3s var(--ease);
}
#backTop.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
#backTop:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .95),
    0 8px 24px rgba(0, 113, 227, .2);
}
#backTop:active { transform: scale(.94); }

/* ═══════════════ 左侧竖向分类导航 ═══════════════ */
.side-cats {
  position: fixed;
  left: 14px;
  top: 50%;
  transform: translateY(-50%) translateX(-14px);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 148px;
  max-height: 84vh;
  overflow-y: auto;
  padding: 10px 9px;
  background: rgba(255, 255, 255, .72);
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: var(--r-lg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .85),
    0 8px 32px rgba(0, 0, 0, .1);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s var(--ease),
              transform .35s var(--spring);
}
.side-cats.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}
.side-cats .cat-chip {
  width: 100%;
  font-size: 12px;
  padding: 6px 10px;
}
.side-cats .cat-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.side-cats .cat-count { margin-left: auto; font-size: 10px; padding: 0 5px; }
.side-cats::-webkit-scrollbar { width: 4px; }
.side-cats::-webkit-scrollbar-thumb { background: rgba(0, 0, 0, .14); border-radius: 2px; }
.side-cats::-webkit-scrollbar-track { background: transparent; }

/* 宽度分层：≥1536 显示完整名称；1320~1535 只留图标（悬停看名称）；更窄隐藏让位给内容 */
@media (min-width: 1320px) and (max-width: 1535px) {
  .side-cats { width: auto; }
  .side-cats .cat-chip { width: 34px; padding: 6px 0; justify-content: center; }
  .side-cats .cat-name, .side-cats .cat-count { display: none; }
}
@media (max-width: 1319px) {
  .side-cats { display: none; }
}

/* ═══════════════ 暗色主题 ═══════════════ */
:root[data-theme="dark"] {
  --bg: #05060e;
  --bg-alt: #0a0d1c;
  --bg-elevated: rgba(255, 255, 255, .04);
  --bg-sunken: rgba(255, 255, 255, .07);
  --text: #e8ecf8;
  --text-2: #9aa3c0;
  --text-3: #5b6482;
  --accent: #0a84ff;            /* Apple 暗色系统蓝 */
  --line: rgba(148, 163, 255, .14);
  --line-2: rgba(148, 163, 255, .08);
  --shadow-1: 0 4px 18px rgba(0, 0, 0, .5);
  --shadow-2: 0 8px 30px rgba(0, 0, 0, .6);
  --shadow-pop: 0 12px 44px rgba(0, 0, 0, .6);
}

/* 暗色氛围光 */
:root[data-theme="dark"] body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(720px 420px at 12% -6%, rgba(10, 132, 255, .12), transparent 65%),
    radial-gradient(680px 460px at 92% 4%, rgba(94, 92, 230, .13), transparent 65%),
    radial-gradient(900px 520px at 50% 108%, rgba(94, 92, 230, .08), transparent 70%);
  pointer-events: none;
}

/* 硬编码浅色值逐一翻转 */
:root[data-theme="dark"] .topbar { background: rgba(5, 6, 14, .72); }
:root[data-theme="dark"] #search {
  background: rgba(255, 255, 255, .05);
  border-color: var(--line);
}
:root[data-theme="dark"] #search:focus {
  background: rgba(255, 255, 255, .07);
  border-color: rgba(10, 132, 255, .55);
  box-shadow: 0 0 0 3.5px rgba(10, 132, 255, .14);
}
:root[data-theme="dark"] .search-wrap kbd { background: rgba(255, 255, 255, .07); }

/* 玻璃按钮暗色款：底色换成暗玻璃，背光圈调暗 */
:root[data-theme="dark"] .cat-chip,
:root[data-theme="dark"] .vote-btn,
:root[data-theme="dark"] .results-filters select,
:root[data-theme="dark"] .theme-btn,
:root[data-theme="dark"] #backTop {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .14);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .12),
    inset 0 0 12px rgba(255, 255, 255, .04),
    0 2px 10px rgba(0, 0, 0, .4);
}
:root[data-theme="dark"] .cat-chip:hover {
  background: rgba(255, 255, 255, .12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .18),
    0 6px 18px rgba(10, 132, 255, .2);
}
:root[data-theme="dark"] .cat-chip.active {
  background: #e8ecf8;
  color: #0b0d18;
  border-color: rgba(255, 255, 255, .4);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .6),
    0 2px 14px rgba(232, 236, 248, .25);
}
:root[data-theme="dark"] .cat-count { background: rgba(255, 255, 255, .08); }
:root[data-theme="dark"] .vote-btn:hover:not(:disabled) {
  background: rgba(255, 255, 255, .1);
  color: var(--text);
}
:root[data-theme="dark"] .vote-btn.v-like:hover:not(:disabled)    { background: rgba(52, 199, 89, .16);  color: #30d158; }
:root[data-theme="dark"] .vote-btn.v-dislike:hover:not(:disabled) { background: rgba(255, 69, 58, .16);  color: #ff6961; }
:root[data-theme="dark"] .vote-btn.v-broken:hover:not(:disabled)  { background: rgba(255, 159, 10, .18); color: #ffb340; }

:root[data-theme="dark"] .results-filters select,
:root[data-theme="dark"] .lang-sel {
  background: rgba(255, 255, 255, .06) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239aa3c0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center;
}
:root[data-theme="dark"] .results-filters select option { background: #0a0d1c; color: #e8ecf8; }

/* 内容层 */
:root[data-theme="dark"] .site-card { box-shadow: 0 0 0 1px rgba(255, 255, 255, .06); }
:root[data-theme="dark"] .site-card:hover { box-shadow: var(--shadow-2), 0 0 24px rgba(10, 132, 255, .12); }
:root[data-theme="dark"] .catbar-track,
:root[data-theme="dark"] .rank-bar { background: rgba(255, 255, 255, .07); }
:root[data-theme="dark"] .tag-cat { color: color-mix(in srgb, var(--brand) 70%, #fff); }
:root[data-theme="dark"] .fp {
  color: #64b5ff;
  background: rgba(10, 132, 255, .1);
}
:root[data-theme="dark"] .disclaimer {
  color: #ffd08a !important;
  background: rgba(255, 179, 64, .08);
}
:root[data-theme="dark"] .vote-flash.ok   { background: rgba(48, 209, 88, .92);  color: #04160f; }
:root[data-theme="dark"] .vote-flash.warn { background: rgba(255, 159, 10, .94); color: #1a1204; }

/* 左侧导航与滚动条 */
:root[data-theme="dark"] .side-cats {
  background: rgba(10, 13, 28, .72);
  border-color: rgba(255, 255, 255, .12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .08),
    0 8px 32px rgba(0, 0, 0, .5);
}
:root[data-theme="dark"] .side-cats::-webkit-scrollbar-thumb { background: rgba(148, 163, 255, .2); }
:root[data-theme="dark"] ::-webkit-scrollbar-thumb { background: rgba(148, 163, 255, .18); }

@media (max-width: 760px) {
  #backTop { right: 16px; bottom: 16px; }
}
/* 顶栏语言选择器 */
.lang-sel { flex-shrink: 0; width: auto; height: 36px; }

/* ═══════════════ 页脚法律链接 ═══════════════ */
.foot-links {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-2);
}
.foot-links a {
  font-size: 12.5px;
  color: var(--text-2);
  text-decoration: none;
  transition: color .18s var(--ease);
}
.foot-links a:hover { color: var(--accent); }

/* ═══════════════ Cookie 同意条 ═══════════════ */
.consent {
  position: fixed;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
  z-index: 190;
  display: flex;
  align-items: center;
  gap: 14px;
  max-width: min(680px, calc(100vw - 32px));
  padding: 12px 18px;
  font-size: 12.5px;
  line-height: 1.55;
  color: var(--text-2);
  background: rgba(255, 255, 255, .88);
  border: 1px solid rgba(255, 255, 255, .75);
  border-radius: var(--r-md);
  backdrop-filter: blur(18px) saturate(170%);
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),
    0 8px 30px rgba(0, 0, 0, .14);
}
.consent-text a { color: var(--accent); text-decoration: underline; }
.consent-btn {
  flex-shrink: 0;
  padding: 7px 16px;
  font-family: inherit;
  font-size: 12.5px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 100px;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 2px 10px rgba(0, 113, 227, .3);
  transition: transform .2s var(--spring), box-shadow .2s var(--ease);
}
.consent-btn:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 4px 16px rgba(0, 113, 227, .4); }
.consent-btn:active { transform: scale(.96); }

:root[data-theme="dark"] .consent {
  color: var(--text-2);
  background: rgba(10, 13, 28, .88);
  border-color: rgba(255, 255, 255, .14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 8px 30px rgba(0, 0, 0, .5);
}
:root[data-theme="dark"] .consent-text a { color: #64b5ff; }

/* ═══════════════ 法律条款页 ═══════════════ */
.legal-wrap {
  max-width: 880px;
  margin: 0 auto;
  padding: 44px 28px 80px;
}
.legal-updated { font-size: 12.5px; color: var(--text-3); margin-bottom: 18px; }
.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}
.legal-nav a {
  padding: 7px 15px;
  font-size: 13px;
  color: var(--text-2);
  text-decoration: none;
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 100px;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 1px 3px rgba(0, 0, 0, .05);
  transition: color .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.legal-nav a:hover {
  color: var(--accent);
  border-color: rgba(0, 113, 227, .4);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .95), 0 4px 14px rgba(0, 113, 227, .16);
}
.legal-sec {
  padding: 30px 32px;
  margin-bottom: 22px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
  scroll-margin-top: calc(var(--nav-h) + 16px);
}
.legal-sec h2 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -.02em;
  padding-bottom: 14px;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--line-2);
}
.legal-sec h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 22px 0 8px;
}
.legal-sec p, .legal-sec li {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.8;
}
.legal-sec ul { padding-left: 20px; margin: 8px 0; }
.legal-sec li { margin-bottom: 6px; }
.legal-sec a { color: var(--accent); }
.legal-sec b { color: var(--text); }
@media (max-width: 760px) {
  .legal-wrap { padding: 28px 18px 60px; }
  .legal-sec { padding: 22px 20px; }
}

/* 暗色下的法律页与导航芯片 */
:root[data-theme="dark"] .legal-nav a {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 2px 10px rgba(0, 0, 0, .4);
}
:root[data-theme="dark"] .legal-nav a:hover {
  border-color: rgba(10, 132, 255, .5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .18), 0 4px 14px rgba(10, 132, 255, .2);
}

/* ═══════════════ 网站反馈表单 ═══════════════ */
.feedback { padding: 80px 0; background: var(--bg); }
.fb-grid {
  display: grid;
  grid-template-columns: 1.5fr .7fr;
  gap: 22px;
  align-items: start;
}
.fb-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  padding: 26px 28px;
  background: var(--bg-elevated);
  border: 1px solid var(--line-2);
  border-radius: var(--r-lg);
}
.fb-wide { grid-column: 1 / -1; }
.fb-field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.fb-field label { font-size: 12px; color: var(--text-2); }
.fb-field.req label::after { content: ' *'; color: var(--dislike); }
.fb-form input, .fb-form select, .fb-form textarea {
  width: 100%;
  padding: 9px 12px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text);
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .65);
  border-radius: var(--r-sm);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .85), inset 0 0 10px rgba(255, 255, 255, .2);
  transition: border-color .2s var(--ease), box-shadow .2s var(--ease);
  resize: vertical;
}
.fb-form select {
  appearance: none;
  -webkit-appearance: none;
  padding-right: 30px;
  background: rgba(255, 255, 255, .6) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%236e6e73' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center;
}
.fb-form input:focus, .fb-form select:focus, .fb-form textarea:focus {
  outline: none;
  border-color: rgba(0, 113, 227, .45);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 0 0 3.5px rgba(0, 113, 227, .12);
}
.fb-form input::placeholder, .fb-form textarea::placeholder { color: var(--text-3); }
.fb-err, .fb-status { grid-column: 1 / -1; font-size: 12px; line-height: 1.5; }
.fb-err { color: var(--dislike); }
.fb-status.ok { color: #1d8f3c; }
.fb-status.err { color: #c92a20; }
.fb-submit {
  grid-column: 1 / -1;
  justify-self: start;
  padding: 10px 26px;
  font-family: inherit;
  font-size: 13.5px;
  font-weight: 500;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 100px;
  cursor: pointer;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), inset 0 0 0 1px rgba(255, 255, 255, .18), 0 2px 12px rgba(0, 113, 227, .35);
  transition: transform .2s var(--spring), box-shadow .2s var(--ease), background .2s var(--ease);
}
.fb-submit:hover {
  background: #0077ed;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 4px 18px rgba(0, 113, 227, .45);
}
.fb-submit:active { transform: scale(.96); }

.fb-side {
  padding: 24px 26px;
  background: var(--bg-alt);
  border-radius: var(--r-lg);
}
.fb-side h4 { font-size: 14px; font-weight: 600; margin-bottom: 10px; }
.fb-side p { font-size: 12.8px; color: var(--text-2); line-height: 1.72; }
.fb-side p + p { margin-top: 8px; }
.fb-side b { color: var(--text); }

/* 暗色适配 */
:root[data-theme="dark"] .fb-form input,
:root[data-theme="dark"] .fb-form select,
:root[data-theme="dark"] .fb-form textarea {
  background: rgba(255, 255, 255, .05);
  border-color: var(--line);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1);
}
:root[data-theme="dark"] .fb-form select {
  background: rgba(255, 255, 255, .05) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%239aa3c0' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 12px center;
}
:root[data-theme="dark"] .fb-form select option { background: #0a0d1c; color: #e8ecf8; }
:root[data-theme="dark"] .fb-status.ok { color: #30d158; }
:root[data-theme="dark"] .fb-status.err { color: #ff6961; }

@media (max-width: 980px) {
  .fb-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .feedback { padding: 48px 0; }
  .fb-form { grid-template-columns: 1fr; padding: 20px 18px; }
}

/* ═══════════════ 亮点功能：手气不错 / 收藏 / 问题站点 ═══════════════ */
.lucky-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 26px;
  padding: 11px 24px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .7);
  border-radius: 100px;
  cursor: pointer;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .9),
    inset 0 0 12px rgba(255, 255, 255, .25),
    0 1px 2px rgba(0, 0, 0, .05),
    0 4px 12px rgba(0, 0, 0, .05);
  transition: transform .22s var(--spring), box-shadow .22s var(--ease);
}
.lucky-btn:hover {
  transform: translateY(-2px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .95),
    inset 0 0 14px rgba(255, 255, 255, .35),
    0 6px 18px rgba(0, 113, 227, .16);
}
.lucky-btn:active { transform: scale(.96); }

/* 收藏按钮：常驻「★ 收藏」胶囊，比裸图标更容易被发现 */
.fav-star {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 6;
  height: 28px;
  padding: 0 11px 0 9px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: inherit;
  line-height: 1;
  color: var(--text-2);
  background: rgba(255, 255, 255, .88);
  border: 1px solid rgba(0, 0, 0, .06);
  border-radius: 999px;
  cursor: pointer;
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9), 0 2px 10px rgba(0, 0, 0, .14);
  transition: transform .2s var(--spring), color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
}
.fav-star .fs-ico { font-size: 13px; line-height: 1; }
.fav-star .fs-txt { font-size: 11.5px; font-weight: 600; letter-spacing: .2px; }
.fav-star:hover { transform: scale(1.06); color: #b36b00; }
.fav-star:active { transform: scale(.94); }
.fav-star.on {
  color: #4a2400;
  background: rgba(255, 159, 10, .94);
  border-color: transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .45), 0 2px 10px rgba(255, 159, 10, .38);
}
.fav-star.on .fs-ico { color: #7a3d00; }

.filter-toggle {
  height: 34px;
  padding: 0 14px;
  font-family: inherit;
  font-size: 13px;
  color: var(--text-2);
  background: rgba(255, 255, 255, .6);
  border: 1px solid rgba(255, 255, 255, .65);
  border-radius: var(--r-sm);
  cursor: pointer;
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .85), 0 1px 3px rgba(0, 0, 0, .05);
  white-space: nowrap;
  transition: color .2s var(--ease), background .2s var(--ease), box-shadow .2s var(--ease);
}
.filter-toggle:hover { color: var(--text); }
.filter-toggle.active {
  color: #fff;
  background: var(--broken);
  border-color: transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .3), 0 2px 10px rgba(255, 159, 10, .35);
}

.tag-broken { background: rgba(255, 159, 10, .14); color: #b36b00; }

/* 手气不错命中卡片：两轮脉冲光环 */
.lucky-pulse { animation: luckyPulse 1.1s var(--ease) 2; }
@keyframes luckyPulse {
  0%, 100% { box-shadow: 0 0 0 1px rgba(0, 0, 0, .04); }
  50% { box-shadow: 0 0 0 3px rgba(0, 113, 227, .45), 0 10px 32px rgba(0, 113, 227, .25); }
}

/* 暗色适配 */
:root[data-theme="dark"] .lucky-btn,
:root[data-theme="dark"] .filter-toggle {
  background: rgba(255, 255, 255, .06);
  border-color: rgba(255, 255, 255, .14);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 2px 10px rgba(0, 0, 0, .4);
}
:root[data-theme="dark"] .fav-star {
  color: var(--text-2);
  background: rgba(22, 26, 44, .82);
  border-color: rgba(255, 255, 255, .16);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12), 0 2px 8px rgba(0, 0, 0, .45);
}
:root[data-theme="dark"] .fav-star:hover { color: #ffb340; }
:root[data-theme="dark"] .fav-star.on {
  color: #2a1600;
  background: rgba(255, 179, 64, .94);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4), 0 2px 12px rgba(255, 179, 64, .32);
}
:root[data-theme="dark"] .fav-star.on .fs-ico { color: #7a3d00; }
:root[data-theme="dark"] .tag-broken { background: rgba(255, 179, 64, .14); color: #ffb340; }
:root[data-theme="dark"] .lucky-pulse { animation-name: luckyPulseDark; }
@keyframes luckyPulseDark {
  0%, 100% { box-shadow: 0 0 0 1px rgba(255, 255, 255, .06); }
  50% { box-shadow: 0 0 0 3px rgba(10, 132, 255, .5), 0 10px 32px rgba(10, 132, 255, .25); }
}