/* ============================================================
   货代术语库 · 深色紧凑主题
   主色 #00D07E · 底色 #213041
   ============================================================ */

:root {
  --bg: #213041;
  --bg-deep: #1A2634;
  --bg-card: #263549;
  --bg-card-2: #2B3C52;
  --bg-hover: #31445C;
  --border: #32445C;
  --border-light: #3D5170;
  --text: #E8EEF5;
  --text-2: #B4C2D4;
  --text-3: #7E90A8;
  --accent: #00D07E;
  --accent-soft: rgba(0, 208, 126, 0.12);
  --accent-strong: #00E08A;
  --danger: #E4572E;
  --radius: 10px;
  --radius-sm: 7px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;
  --mono: "SF Mono", "JetBrains Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1320px; margin: 0 auto; padding: 0 24px; }

a { color: inherit; text-decoration: none; }

::selection { background: rgba(0, 208, 126, 0.3); }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: #3A4C66; border-radius: 5px; }
::-webkit-scrollbar-thumb:hover { background: #475C7A; }

.ico { flex-shrink: 0; vertical-align: -3px; }

kbd.kbd {
  font-family: var(--mono);
  font-size: 11px;
  background: var(--bg-card-2);
  border: 1px solid var(--border-light);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 7px;
  color: var(--text-2);
}

/* ============================================================
   顶栏
   ============================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(33, 48, 65, 0.55);
  backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid rgba(50, 68, 92, 0.55);
}

.topbar-in {
  display: flex;
  align-items: center;
  gap: 26px;
  height: 65px;
}

.brand { display: flex; align-items: center; gap: 9px; }

/* 品牌嵌入 nav（菜单中·行业基础之后）· 圆形 LOGO · 浮动于 nav 之外 */
.brand-in-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: transparent;
  border: none;
  padding: 0;
  margin: 0 12px -16px 12px;  /* 负 margin-bottom 让 LOGO 浮出 nav 下方 */
  position: relative;
  flex-shrink: 0;
  overflow: hidden;
  box-shadow: none;
  transition: none;  /* 去掉 hover 放大 */
}

.brand-in-nav::after { display: none !important; }

/* 去掉 hover scale，保持纯静态 */
.brand-logo-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* nav 内联状态下隐藏文字 brand-name（圆形版已去掉文字） */
.brand-name { display: none; }

/* nav 居中布局 */
.nav { display: flex; gap: 4px; align-items: center; }
.nav.nav-center { margin: 0 auto; }

.nav a {
  padding: 7px 14px;
  border-radius: 7px;
  font-size: 15.5px;
  font-weight: 600;
  color: var(--text-2);
  transition: color 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.nav a::after {
  content: "";
  width: 11px; height: 11px;
  background: url("data:image/svg+xml,utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237E90A8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><path d='M15 3h6v6'/><path d='M10 14 21 3'/><path d='M18 13v6a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2V8a2 2 0 0 1 2-2h6'/></svg>") no-repeat center / 11px 11px;
  opacity: 0.55;
  transition: opacity 0.15s;
}

.nav a:hover { color: var(--accent); background: transparent; }
.nav a:hover::after { opacity: 1; }

.nav a.on { color: var(--accent); background: transparent; font-weight: 600; }

.top-search { display: none; }  /* 顶栏不再有搜索框，已移到侧边栏 */

.nav-toggle { display: none; background: none; border: none; color: var(--text-2); cursor: pointer; }

.nav-mobile { display: none; }

/* ============================================================
   页面顶部彩色光晕区 · hero（克制版·更少遮罩）
   ============================================================ */
.page-top {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
  overflow: hidden;
  isolation: isolate;
  background-image:
    radial-gradient(ellipse 100% 70% at 50% 0%, rgba(0, 208, 126, 0.22), transparent 70%),
    radial-gradient(circle at 15% 18%, rgba(20, 115, 88, 0.18), transparent 38%),
    radial-gradient(circle at 85% 22%, rgba(46, 163, 255, 0.16), transparent 45%),
    radial-gradient(ellipse 80% 40% at 50% 95%, rgba(0, 208, 126, 0.10), transparent 70%);
}

/* Hero 在 page-top 内，紧贴顶栏、紧接 codes-sec */
.hero {
  position: relative;
  padding: 90px 0 40px;
  margin-top: -10px;
}

/* 一个缓慢漂移的浮动光斑（极克制） */
.page-top::before {
  content: "";
  position: absolute;
  top: 5%; right: 8%;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 208, 126, 0.14), transparent 70%);
  filter: blur(60px);
  animation: hero-drift 36s ease-in-out infinite alternate;
  z-index: 0;
  pointer-events: none;
}

.page-top::after {
  content: "";
  position: absolute;
  bottom: 8%; left: 5%;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(46, 163, 255, 0.10), transparent 70%);
  filter: blur(60px);
  animation: hero-drift-2 40s ease-in-out infinite alternate;
  z-index: 0;
  pointer-events: none;
}

@keyframes hero-drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-80px, 60px) scale(1.1); }
}

@keyframes hero-drift-2 {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(60px, -50px) scale(1.05); }
}

/* hero 内容在所有光效之上 */
.hero-in { position: relative; z-index: 1; }
.hero-stats { display: none; }  /* 已替换为营销卖点 */

/* 减弱动效偏好 */
@media (prefers-reduced-motion: reduce) {
  .page-top::before, .page-top::after { animation: none; }
}

.hero-in { position: relative; text-align: center; max-width: 720px; margin: 0 auto; }

.hero-title {
  font-size: 56px;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.hero-title em {
  font-style: normal;
  background: linear-gradient(90deg, var(--accent), #57E6A8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-sub {
  margin-top: 18px;
  color: var(--text-2);
  font-size: 17px;
  line-height: 1.7;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

.hero-search {
  margin: 34px auto 0;
  max-width: 600px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 15px 20px;
  color: var(--text-3);
  transition: border-color 0.2s, background 0.2s;
}

.hero-search:focus-within {
  border-color: var(--accent);
  background: rgba(0, 208, 126, 0.04);
}

.hero-search input {
  flex: 1;
  min-width: 0;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 16.5px;
  font-family: var(--font);
}

.hero-search input::placeholder { color: var(--text-3); }

.hero-search-btn {
  background: linear-gradient(135deg, #FFA94D, #FF6B35);
  color: #1A1A1A;
  font-weight: 700;
  font-size: 14px;
  border: none;
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
  white-space: nowrap;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}

.hero-search-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(255, 107, 53, 0.5);
}

.hero-hints {
  margin-top: 18px;
  font-size: 13.5px;
  color: var(--text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.hero-hints a {
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
  transition: all 0.15s;
}

.hero-hints a:hover { color: var(--accent); border-color: var(--accent); }

.hero-stats {
  position: relative;
  margin-top: 52px;
  display: flex;
  justify-content: center;
  gap: 18px;
}

.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 12px;
  text-align: center;
}

.stat b {
  display: block;
  font-size: 27px;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--mono);
  letter-spacing: -0.5px;
}

.stat span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  color: var(--text-3);
  margin-top: 3px;
}

/* ============================================================
   Hero 营销卖点 · 4 张价值卡
   ============================================================ */
.value-props {
  position: relative;
  z-index: 1;
  margin-top: 50px;
  margin-bottom: 60px;  /* 卖点卡下方加大留白 */
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}

.value-prop {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px;
  text-align: left;
  transition: all 0.18s;
}

.value-prop:hover {
  border-color: rgba(0, 208, 126, 0.4);
  background: var(--bg-card-2);
  transform: translateY(-2px);
}

.value-ico {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.value-body { display: flex; flex-direction: column; min-width: 0; }

.value-title {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}

.value-desc {
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.45;
  text-align: justify;
  text-justify: inter-ideograph;
}

/* ============================================================
   区块标题
   ============================================================ */
.sec-title {
  font-size: 21px;
  font-weight: 700;
  margin: 0 0 18px;
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.sec-sub {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-3);
}

section.codes-sec { padding: 34px 0 10px; }
section.hot-sec, section.cat-sec { padding: 34px 0 10px; }
section.hot-sec { border-top: none; }  /* 去掉热门词条顶部分割线 */
section.cat-sec { border-top: 1px solid var(--border); margin-top: 30px; }

/* ============================================================
   代码库入口卡片
   ============================================================ */
.code-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.code-card {
  --cc: var(--accent);
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  position: relative;
  transition: all 0.18s;
  overflow: hidden;
}

.code-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--cc);
  opacity: 0.85;
}

.code-card:hover {
  transform: translateY(-3px);
  border-color: var(--cc);
  box-shadow: var(--shadow);
}

.code-ico {
  width: 44px; height: 44px;
  border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--cc) 16%, transparent);
  color: var(--cc);
}

.code-body { display: flex; flex-direction: column; gap: 3px; }

.code-title { font-size: 16px; font-weight: 700; }

.code-desc { font-size: 13px; color: var(--text-3); line-height: 1.45; }

.code-num {
  position: absolute;
  top: 18px; right: 16px;
  font-family: var(--mono);
  font-size: 22px;
  font-weight: 700;
  color: var(--text-3);
  opacity: 0.6;
}

.code-arrow {
  position: absolute;
  bottom: 16px; right: 16px;
  color: var(--text-3);
  transition: all 0.18s;
}

.code-card:hover .code-arrow { color: var(--cc); transform: translateX(3px); }

/* ============================================================
   热门词条
   ============================================================ */
.hot-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.hot-card {
  --cat: var(--accent);
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 15px;
  transition: all 0.15s;
}

.hot-card:hover {
  background: var(--bg-card-2);
  border-color: var(--cat);
  transform: translateY(-2px);
}

.hot-term {
  font-family: var(--mono);
  font-size: 15.5px;
  font-weight: 700;
  color: var(--cat);
}

.hot-zh {
  font-size: 12.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sec-more { margin-top: 16px; text-align: right; }
.sec-more a { font-size: 13.5px; color: var(--text-2); }
.sec-more a:hover { color: var(--accent); }

/* ============================================================
   分类矩阵
   ============================================================ */
.cat-group { margin-bottom: 26px; }

.cat-group-title {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.cat-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
}

.cat-item {
  --cat: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  transition: all 0.15s;
}

.cat-item:hover {
  border-color: var(--cat);
  background: var(--bg-card-2);
  transform: translateY(-2px);
}

.cat-ico {
  width: 30px; height: 30px;
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--cat) 14%, transparent);
  color: var(--cat);
  flex-shrink: 0;
}

.cat-body { display: flex; flex-direction: column; min-width: 0; }

.cat-name {
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cat-count { font-size: 11.5px; color: var(--text-3); font-family: var(--mono); }

/* ============================================================
   面包屑
   ============================================================ */
.crumbs {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-3);
  padding: 20px 0 0;
}

.crumbs a { color: var(--text-2); }
.crumbs a:hover { color: var(--accent); }
.crumbs span { color: var(--text-3); }
.crumbs a { display: inline-flex; align-items: center; gap: 5px; }

/* ============================================================
   分类页
   ============================================================ */
.cat-head {
  --cat: var(--accent);
  display: flex;
  align-items: center;
  gap: 18px;
  margin: 22px 0 26px;
  padding: 36px 32px;
  background: linear-gradient(135deg, color-mix(in srgb, var(--cat) 12%, var(--bg-card)), var(--bg-card));
  border: 1px solid color-mix(in srgb, var(--cat) 30%, var(--border));
  border-radius: var(--radius);
}

.cat-head-ico {
  width: 62px; height: 62px;
  border-radius: 15px;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--cat) 18%, transparent);
  color: var(--cat);
  flex-shrink: 0;
}

.cat-head h1 { font-size: 26px; font-weight: 800; }

.cat-head-count {
  font-size: 14px;
  font-family: var(--mono);
  color: var(--cat);
  background: color-mix(in srgb, var(--cat) 15%, transparent);
  padding: 3px 10px;
  border-radius: 20px;
  vertical-align: middle;
  margin-left: 6px;
}

.cat-head p { color: var(--text-2); font-size: 14px; margin-top: 4px; }

.term-list {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 50px;
}

.term-list-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.list-filter {
  flex: 1;
  max-width: 340px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 14px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
  outline: none;
}

.list-filter:focus { border-color: var(--accent); }
.list-filter::placeholder { color: var(--text-3); }

.list-count { margin-left: auto; font-size: 12.5px; color: var(--text-3); font-family: var(--mono); }

.term-row {
  display: grid;
  grid-template-columns: 130px 1fr 200px 24px;
  align-items: center;
  gap: 14px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--border);
  transition: background 0.12s;
}

.term-row:last-child { border-bottom: none; }
.term-row:hover { background: var(--bg-card-2); }

.term-abbr {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
}

.term-full {
  font-size: 14px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.term-zh {
  font-size: 13px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.term-go { color: var(--text-3); }
.term-row:hover .term-go { color: var(--accent); }

.term-empty {
  padding: 40px;
  text-align: center;
  color: var(--text-3);
  display: none;
}

/* ============================================================
   词条详情页
   ============================================================ */
.term-layout {
  display: grid;
  grid-template-columns: 1fr 296px 48px;
  gap: 32px;
  margin: 24px 0 60px;
  align-items: start;
}

.term-article {
  --cat: var(--accent);
  min-width: 0;
}

.t-head {
  padding: 6px 0 22px;
  border-bottom: 2px solid var(--cat);
  margin-bottom: 24px;
}

.t-head-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.t-cat {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--cat);
  background: color-mix(in srgb, var(--cat) 13%, transparent);
  padding: 4px 12px;
  border-radius: 20px;
}

.lvl {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
}

.lvl-adv { color: #F5A623; border-color: rgba(245, 166, 35, 0.4); background: rgba(245, 166, 35, 0.1); }

.t-updated {
  font-size: 12.5px;
  color: var(--text-3);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}

.t-term {
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--cat);
  line-height: 1.15;
}

.t-full { font-size: 16px; color: var(--text-2); margin-top: 6px; }
.t-zh { font-size: 18px; font-weight: 600; color: var(--text); margin-top: 4px; }

.t-tags { display: flex; gap: 7px; margin-top: 12px; flex-wrap: wrap; }

.tag {
  font-size: 11px;
  color: var(--text-2);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2px 10px;
  border-radius: 20px;
  font-family: var(--font);
}

.t-def {
  display: block;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.12), rgba(0, 208, 126, 0.04) 70%, var(--bg-card));
  border: 1.5px solid rgba(0, 208, 126, 0.35);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 26px;
  box-shadow: 0 4px 16px rgba(0, 208, 126, 0.08);
}

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

.t-def-mark {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.t-def-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.t-def p { font-size: 13.5px; line-height: 1.85; color: var(--text); text-align: justify; text-justify: inter-ideograph; }

.t-views {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12.5px;
  color: var(--text-3);
}
.t-views b { color: var(--accent); font-family: var(--mono); font-weight: 600; }

.t-sec { margin-bottom: 26px; }

.t-sec-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: 0.3px;
}

.t-sec-body {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
  font-size: 13px;
  line-height: 1.85;
  color: var(--text);
  text-align: justify;
  text-justify: inter-ideograph;
}

.t-example .t-sec-body { border-left: 3px solid var(--accent); }

.t-source .t-sec-body {
  border: 1px dashed var(--border-light);
  background: var(--bg-deep);
  color: var(--text-2);
  font-size: 12.5px;
  text-align: justify;
  text-justify: inter-ideograph;
}

/* 多重含义 */
/* 多重含义 — 容器包裹 + 双列网格 */
.t-meanings-wrap {
  margin-bottom: 26px;
  background: linear-gradient(135deg, rgba(59, 163, 255, 0.06), rgba(0, 208, 126, 0.04));
  border: 1px solid rgba(59, 163, 255, 0.18);
  border-radius: var(--radius);
  padding: 20px 22px 22px;
}

.t-meanings-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(59, 163, 255, 0.25);
}

.t-meanings-ico {
  width: 30px; height: 30px;
  border-radius: 8px;
  background: rgba(59, 163, 255, 0.15);
  color: #3BA3FF;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.t-meanings-header h2 {
  font-size: 15px;
  font-weight: 700;
  color: #3BA3FF;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.t-meanings-sub {
  font-size: 12.5px;
  color: var(--text-3);
  margin-left: auto;
}

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

.meaning {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  transition: border-color 0.15s, background 0.15s;
}

.meaning:hover {
  border-color: rgba(0, 208, 126, 0.3);
  background: var(--bg-card-2);
}

.meaning-ico {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.meaning-body { min-width: 0; flex: 1; }

.meaning-head {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.meaning-head b { color: var(--accent); font-family: var(--mono); font-size: 14.5px; font-weight: 700; }

.meaning-head span { font-size: 13.5px; color: var(--text-2); font-weight: 600; }

.meaning p { font-size: 12.5px; color: var(--text-2); line-height: 1.7; text-align: justify; text-justify: inter-ideograph; }

/* 关联词 */
.related { display: flex; flex-wrap: wrap; gap: 9px; }

.rel-chip {
  --rc: var(--accent);
  display: inline-flex;
  flex-direction: column;
  gap: 1px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--rc);
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  transition: all 0.15s;
}

.rel-chip:hover {
  background: var(--bg-card-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.rel-chip { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--rc); }
.rel-chip span { font-family: var(--font); font-size: 12px; font-weight: 400; color: var(--text-3); }

/* 同分类 */
.siblings {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.siblings a {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--mono);
  font-size: 13px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 12px;
  color: var(--text-2);
  transition: all 0.13s;
}

.siblings a span { font-family: var(--font); font-size: 12px; color: var(--text-3); }

/* ============================================================
   词条页 · 右侧栏
   ============================================================ */
.sidebar {
  position: sticky;
  top: 85px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.sb-search {
  display: flex;
  align-items: center;
  gap: 9px;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.06), rgba(0, 208, 126, 0.02));
  border: 1.5px solid rgba(0, 208, 126, 0.4);
  border-radius: var(--radius);
  padding: 11px 14px;
  color: var(--text-3);
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 10px rgba(0, 208, 126, 0.08);
}

.sb-search:focus-within {
  border-color: var(--accent);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px rgba(0, 208, 126, 0.12), 0 4px 14px rgba(0, 208, 126, 0.18);
}

.sb-search-ico { color: var(--accent); flex-shrink: 0; }

.sb-search input {
  flex: 1;
  min-width: 0;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 13.5px;
  font-family: var(--font);
}

.sb-search input::placeholder { color: var(--text-3); }

.sb-search-btn {
  background: var(--accent);
  color: #0D1B2A;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  padding: 5px 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  flex-shrink: 0;
  line-height: 1;
  transition: transform 0.12s, background 0.12s;
}

.sb-search-btn:hover { background: #00E68C; transform: scale(1.05); }
.sb-search-btn:active { transform: scale(0.96); }

.sb-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.sb-card-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-2);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-deep);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sb-list { padding: 6px; }

.sb-row {
  --rc: var(--accent);
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 11px;
  border-radius: 7px;
  transition: background 0.12s;
}

.sb-row:hover { background: var(--bg-card-2); }

.sb-term {
  font-family: var(--mono);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--rc);
  flex-shrink: 0;
}

.sb-zh {
  font-size: 12.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* 分类页侧边栏：全部分类（不用 .sb-row 的 mono/加粗/分类色） */
.sb-cat-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 11px;
  border-radius: 6px;
  color: var(--text-2);
  font-size: 13px;
  font-weight: 400;
  transition: background 0.12s, color 0.12s;
}

.sb-cat-row:hover { background: var(--bg-card-2); color: var(--text); }

.sb-cat-name {
  font-family: var(--font);
  font-size: 13px;
  font-weight: 400;
  color: inherit;
  letter-spacing: 0;
  text-transform: none;
  flex-shrink: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sb-cat-count {
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--mono);
  flex-shrink: 0;
}

.sb-clear {
  width: 100%;
  background: none;
  border: none;
  border-top: 1px solid var(--border);
  padding: 9px;
  font-size: 12.5px;
  color: var(--text-3);
  cursor: pointer;
  font-family: var(--font);
  transition: color 0.12s;
}

.sb-clear:hover { color: var(--accent); }

.sb-feedback {
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.1), var(--bg-card));
  border: 1px solid rgba(0, 208, 126, 0.3);
  border-radius: var(--radius);
  padding: 16px 18px;
  transition: all 0.18s;
}

.sb-feedback:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.sb-feedback > .ico {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 8px;
  box-sizing: content-box;
  flex-shrink: 0;
}

.sb-feedback-text { display: flex; flex-direction: column; min-width: 0; }
.sb-feedback-text b { font-size: 13px; font-weight: 600; }
.sb-feedback-text span { font-size: 12px; color: var(--text-3); margin-top: 2px; }

.siblings a:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   代码库
   ============================================================ */
.code-index-head {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 40px 0 8px;
}

.code-index-head h1 { font-size: 30px; font-weight: 800; }

.code-index-head p { color: var(--text-2); margin-top: 8px; font-size: 15.5px; }

.code-index-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  padding: 24px 0 50px;
}

.code-entry {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
  transition: all 0.18s;
  position: relative;
}

.code-entry:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.code-entry-ico {
  width: 52px; height: 52px;
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.code-entry-body { flex: 1; }

.code-entry-body h3 { font-size: 17px; font-weight: 700; }

.code-entry-body h3 b {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 14px;
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 20px;
  margin-left: 4px;
  vertical-align: 2px;
}

.code-entry-body p { font-size: 13.5px; color: var(--text-3); margin-top: 4px; }

.code-entry-go { color: var(--text-3); }
.code-entry:hover .code-entry-go { color: var(--accent); }

/* 数据表页 */
.tbl-head {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 30px 0 22px;
}

.tbl-head-body {
  flex: 1;
  min-width: 0;
}

.tbl-head-art {
  width: 280px;
  height: 96px;
  flex-shrink: 0;
  color: var(--accent);
  opacity: 0.85;
  margin-left: auto;
}

.tbl-head-art svg {
  width: 100%;
  height: 100%;
  display: block;
}

@media (max-width: 880px) {
  .tbl-head-art { display: none; }
}

.tbl-head-ico {
  width: 52px; height: 52px;
  border-radius: 13px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft);
  color: var(--accent);
  flex-shrink: 0;
}

.tbl-head h1 { font-size: 26px; font-weight: 800; }
.tbl-head h1 b { font-family: var(--mono); font-size: 17px; color: var(--accent); vertical-align: 3px; margin-left: 5px; }
.tbl-head p { color: var(--text-2); margin-top: 4px; font-size: 14px; }

.tbl-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 50px;
}

.tbl-toolbar {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}

.tbl-search {
  flex: 1;
  min-width: 220px;
  max-width: 380px;
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 8px 13px;
  color: var(--text-3);
}

.tbl-search:focus-within { border-color: var(--accent); }

.tbl-search input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 14px;
  font-family: var(--font);
}

.tbl-search input::placeholder { color: var(--text-3); }

.tbl-filters { display: flex; gap: 7px; flex-wrap: wrap; }

.chip {
  font-size: 13px;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 13px;
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.13s;
}

.chip:hover { border-color: var(--text-3); }

.chip.on {
  color: var(--accent);
  border-color: var(--accent);
  background: var(--accent-soft);
  font-weight: 600;
}

.tbl-wrap { overflow-x: auto; }

.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }

.tbl thead th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-deep);
  white-space: nowrap;
}

.tbl tbody td {
  padding: 9px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  white-space: nowrap;
}

.tbl tbody tr { transition: background 0.1s; }
.tbl tbody tr:hover { background: var(--bg-card-2); }
.tbl tbody tr:last-child td { border-bottom: none; }

.td-code {
  font-family: var(--mono);
  font-weight: 700;
  color: var(--accent);
  cursor: pointer;
  user-select: all;
}

.td-code:hover { text-decoration: underline; }

.td-dim { color: var(--text-3); font-weight: 400; }
.td-sub { color: var(--text-3); }

.type-pill {
  font-size: 12px;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 20px;
  white-space: nowrap;
}

.type-pill.hub { color: var(--accent); border-color: rgba(0, 208, 126, 0.35); background: var(--accent-soft); }

.tbl-empty {
  padding: 46px;
  text-align: center;
  color: var(--text-3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.tbl-meta {
  padding: 10px 18px;
  font-size: 12px;
  color: var(--text-3);
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}

/* 表格行内链接（机场 / 港口名称） */
.tbl-link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 208, 126, 0.4);
  transition: all 0.12s;
}

.tbl-link:hover {
  color: #00E68C;
  border-bottom-style: solid;
}

/* ============================================================
   分享栏（详情页左侧 5 个分享按钮）
   ============================================================ */
.term-article, .cd-article { position: relative; }

.share-bar {
  position: sticky;
  top: 80px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 42px;
  align-self: flex-start;
  z-index: 5;
}

.share-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
  padding: 0;
  font-family: var(--font);
}

.share-btn:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.share-btn.faved {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.share-btn svg { width: 18px; height: 18px; }

/* 微信分享弹层 */
.wx-modal { position: fixed; inset: 0; z-index: 300; display: none; align-items: center; justify-content: center; }
.wx-modal.show { display: flex; }
.wx-modal-mask { position: absolute; inset: 0; background: rgba(13, 27, 42, 0.7); backdrop-filter: blur(4px); }
.wx-modal-card {
  position: relative;
  width: min(420px, calc(100vw - 32px));
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 22px 20px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  animation: wx-modal-in 0.2s ease-out;
}
@keyframes wx-modal-in {
  from { opacity: 0; transform: translateY(10px) scale(0.97); }
  to { opacity: 1; transform: none; }
}
.wx-modal-close {
  position: absolute; top: 12px; right: 14px;
  background: none; border: none; color: var(--text-3); font-size: 24px; line-height: 1;
  cursor: pointer; padding: 4px 8px; border-radius: 6px;
}
.wx-modal-close:hover { color: var(--text); background: var(--bg-card-2); }
.wx-modal-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.wx-modal-tip { font-size: 13px; color: var(--text-2); margin-bottom: 14px; line-height: 1.6; }
.wx-modal-url {
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--text);
  font-family: var(--mono);
  word-break: break-all;
  margin-bottom: 16px;
  max-height: 96px;
  overflow: auto;
}
.wx-modal-actions { display: flex; gap: 10px; }
.wx-modal-btn {
  flex: 1;
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 14px;
  border-radius: 8px;
  font-size: 13.5px;
  font-family: var(--font);
  cursor: pointer;
  transition: all 0.12s;
}
.wx-modal-btn:hover { background: var(--accent); color: #fff; border-color: var(--accent); }
.wx-copy { background: var(--accent); color: #fff; border-color: var(--accent); }
.wx-copy:hover { background: #00E68C; }

@media (max-width: 1100px) {
  .term-layout { grid-template-columns: 1fr; }
  .share-bar {
    position: static;
    flex-direction: row;
    width: 100%;
    justify-content: center;
    gap: 12px;
    margin: 26px 0 14px;
    padding: 16px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .share-bar::before {
    content: '分享到';
    color: var(--text-3);
    font-size: 13px;
    margin-right: 6px;
    align-self: center;
  }
}

/* ============================================================
   代码详情页（机场 / 港口）
   ============================================================ */
.cd-article {
  max-width: 860px;
  margin: 26px auto 60px;
}

/* 机场 / 港口详情页复用 term-layout 双栏时，去掉自身居中 */
.term-layout .cd-article {
  max-width: none;
  margin: 0;
  min-width: 0;
}

.cd-head {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 30px 30px 26px;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.07), var(--bg-card) 55%);
  border: 1px solid rgba(0, 208, 126, 0.25);
  border-radius: var(--radius);
  margin-bottom: 24px;
}

.cd-code {
  flex-shrink: 0;
  min-width: 108px;
  text-align: center;
  font-family: var(--mono);
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 2px;
  color: var(--accent);
  background: rgba(0, 208, 126, 0.1);
  border: 1.5px solid rgba(0, 208, 126, 0.3);
  border-radius: 14px;
  padding: 14px 10px;
  user-select: all;
}

.cd-head-body h1 {
  font-size: 26px;
  font-weight: 800;
  line-height: 1.3;
}

.cd-en {
  color: var(--text-2);
  font-size: 14px;
  margin-top: 6px;
}

.cd-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.cd-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 20px;
  white-space: nowrap;
}

.cd-sec {
  margin-top: 24px;
}

.cd-sec-title {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 12px;
}

.cd-sec-title svg { color: var(--accent); }

.cd-info {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 24px;
}

.cd-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 26px;
}

.cd-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dashed var(--border);
}

.cd-item:last-child, .cd-item:nth-last-child(2) { border-bottom: none; }

.cd-label {
  font-size: 12.5px;
  color: var(--text-3);
  flex-shrink: 0;
}

.cd-item b {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  text-align: right;
  word-break: break-all;
}

.cd-item .cd-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  color: var(--accent);
  font-family: var(--mono);
  transition: color 0.12s;
  user-select: all;
}

.cd-item .cd-copy:hover { color: #00E68C; }
.cd-item .cd-copy svg { opacity: 0.6; }

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

.cd-chip {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  text-decoration: none;
  transition: all 0.15s;
  min-width: 0;
}

.cd-chip:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
  transform: translateY(-1px);
}

.cd-chip b {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
  font-weight: 700;
}

.cd-chip span {
  font-size: 13px;
  color: var(--text-2);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cd-links .cd-chip b { font-size: 15px; }

/* 详情页迷你地图 */
.cd-map-sec { margin-top: 0; }
.cd-map {
  width: 100%;
  height: 320px;
  margin-top: 6px;
  margin-bottom: 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #E8EEF5;  /* 浅色地图背景，OSM 加载失败时兜底 */
}
.cd-map-coord {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-3);
  font-family: var(--mono);
}

/* 详情页地图上的彩色 pin（divIcon） */
.cd-map-pin {
  position: relative;
  width: 22px;
  height: 22px;
}
.cd-map-pin span {
  position: absolute;
  left: 50%; top: 50%;
  width: 18px; height: 18px;
  margin: -9px 0 0 -9px;
  border-radius: 50%;
  border: 3px solid #fff;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.3), 0 2px 6px rgba(0,0,0,0.3);
}

/* OSM 浅色瓦片 → 浅色 leaflet 控件适配 */
.leaflet-popup-content-wrapper, .leaflet-popup-tip { background: #fff; color: #0D1B2A; }
.leaflet-control-attribution { background: rgba(255,255,255,0.85) !important; color: #5A6B7E; font-size: 10px; }
.leaflet-control-attribution a { color: #1E78D6; }
.leaflet-bar a { background: #fff; color: #0D1B2A; border-bottom: 1px solid #ddd; }
.leaflet-bar a:hover { background: #f4f4f4; }

@media (max-width: 620px) {
  .cd-head { flex-direction: column; align-items: flex-start; gap: 14px; padding: 22px 18px; }
  .cd-code { font-size: 32px; min-width: 90px; padding: 10px 8px; }
  .cd-info-grid { grid-template-columns: 1fr; }
  .cd-grid { grid-template-columns: 1fr; }
  .cd-item:nth-last-child(2) { border-bottom: 1px dashed var(--border); }

  .footer-bottom { padding: 16px 0 20px; }
  .footer-qr { position: static; height: auto; width: 180px; margin: 0 auto; top: auto; right: auto; pointer-events: auto; }
}

/* 复制提示 */
.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--bg-card-2);
  border: 1px solid var(--accent);
  color: var(--text);
  font-size: 13.5px;
  padding: 10px 22px;
  border-radius: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow);
  opacity: 0;
  transition: all 0.25s;
  z-index: 200;
  pointer-events: none;
}

.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

.toast .ico { color: var(--accent); }

/* ============================================================
   全局搜索面板
   ============================================================ */
.search-panel {
  position: fixed;
  z-index: 300;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  max-height: 420px;
  overflow-y: auto;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}

.search-panel.show { opacity: 1; transform: translateY(0); pointer-events: auto; }

.sp-item {
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  transition: background 0.1s;
}

.sp-item:last-child { border-bottom: none; }
.sp-item:hover { background: var(--bg-card-2); }

.sp-term {
  font-family: var(--mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
}

.sp-cat {
  font-size: 11px;
  color: var(--text-3);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  padding: 1px 7px;
  border-radius: 12px;
  white-space: nowrap;
}

.sp-zh {
  font-size: 13px;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: right;
}

.sp-empty {
  padding: 22px 20px;
  text-align: center;
  color: var(--text-2);
  font-size: 13.5px;
  line-height: 1.7;
}

.sp-empty-title { color: var(--text); font-weight: 600; font-size: 14px; }
.sp-empty-tip { font-size: 12.5px; color: var(--text-3); margin-top: 4px; }
.sp-empty-actions { display: flex; gap: 14px; justify-content: center; margin-top: 12px; font-size: 12.5px; }
.sp-empty-actions a { color: var(--accent); }
.sp-empty-actions a:hover { text-decoration: underline; }

/* ============================================================
   页脚
   ============================================================ */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
  margin-top: 60px;
}

.footer-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 28px 0 22px;
}

.footer-nav a {
  font-size: 14px;
  color: var(--text-2);
  transition: color 0.12s;
}

.footer-nav a:hover { color: var(--accent); }

.footer-sep {
  color: var(--border-light);
  font-size: 14px;
  user-select: none;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 332px 24px 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  position: relative;
  min-height: 300px;
  align-items: start;
}

.footer-text {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.footer-brand { font-size: 13.5px; font-weight: 600; }
.footer-brand .dot { color: var(--accent); margin: 0 2px; }

.footer-brand-link {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: 0.3px;
  transition: color 0.12s;
}
.footer-brand-link:hover { color: var(--accent); }

.footer-brand-suffix {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-2);
}

.footer-tagline {
  font-size: 12.5px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 1px;
}

.footer-meta { font-size: 12.5px; color: var(--text-3); line-height: 1.7; }
.footer-meta b { color: var(--accent); font-family: var(--mono); font-weight: 600; }

.footer-icp { /* 默认左对齐沿用 flex 父容器对齐 */ }
.footer-icp a { font-size: 12.5px; color: var(--text-3); }
.footer-icp a:hover { color: var(--accent); }
.footer-copy { font-size: 12.5px; color: var(--text-3); }
.footer-copy a { color: var(--text-2); text-decoration: none; transition: color 0.12s; }
.footer-copy a:hover { color: var(--accent); }

/* 二维码突破到上方 footer-nav 行（右侧 332×300 固定尺寸） */
.footer-qr {
  position: absolute;
  top: -74px;        /* 向上溢出到 nav 行内（-54px 基础上再 +20px） */
  right: 0;
  width: 332px;
  height: 300px;
  pointer-events: none;  /* 避免遮挡文字 */
}

.footer-qr img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: bottom right;
  display: block;
  pointer-events: auto;  /* 图片本身保留交互 */
}

/* ============================================================
   下载页
   ============================================================ */
.dl-hero {
  position: relative;
  padding: 70px 0 50px;
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  margin-bottom: 16px;
}

.dl-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.06) 0%, transparent 50%, rgba(59, 163, 255, 0.05) 100%);
}

.dl-hero-in { max-width: 720px; margin: 0 auto; }

.dl-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(0, 208, 126, 0.3);
  padding: 5px 13px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.dl-hero h1 {
  font-size: 38px;
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -0.5px;
}

.dl-hero p {
  margin-top: 14px;
  color: var(--text-2);
  font-size: 16px;
}

.dl-cta {
  margin-top: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.dl-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 22px;
  border-radius: 9px;
  font-size: 15px;
  font-weight: 600;
  font-family: var(--font);
  transition: all 0.18s;
  border: none;
  cursor: pointer;
}

.dl-btn-primary {
  background: var(--accent);
  color: #0D1B2A;
  box-shadow: 0 4px 14px rgba(0, 208, 126, 0.25);
}

.dl-btn-primary:hover {
  background: var(--accent-strong);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 208, 126, 0.35);
}

.dl-btn-ghost {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border-light);
}

.dl-btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.dl-btn-block { width: 100%; justify-content: center; margin-top: 14px; padding: 13px 22px; }

.dl-btn-wide { padding: 14px 40px; font-size: 16px; min-width: 220px; justify-content: center; }

.dl-meta { font-size: 12.5px; color: var(--text-3); }

.dl-updated {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 13px;
  color: var(--accent);
  background: rgba(0, 208, 126, 0.08);
  border: 1px solid rgba(0, 208, 126, 0.25);
  padding: 4px 12px;
  border-radius: 20px;
  margin-top: 8px;
}

.dl-section { padding: 40px 0 16px; border-top: 1px solid var(--border); }

.dl-section:first-of-type { border-top: none; padding-top: 14px; }

.dl-h2 {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 22px;
}

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

.dl-feature {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  transition: all 0.18s;
}

.dl-feature:hover {
  border-color: rgba(0, 208, 126, 0.4);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.dl-fi {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 12px;
}

.dl-feature h3 { font-size: 15.5px; font-weight: 700; margin-bottom: 7px; }

.dl-feature p { font-size: 13px; color: var(--text-2); line-height: 1.7; text-align: justify; text-justify: inter-ideograph; }

/* 受众 */
.dl-audience {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.dl-au {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
}

.dl-au b { font-size: 14px; font-weight: 700; display: block; margin-bottom: 3px; }

.dl-au span { font-size: 12.5px; color: var(--text-3); }

/* 购买区 */
.dl-buy {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.dl-price {
  display: flex;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.dl-price-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-3);
  background: var(--bg-card-2);
  padding: 4px 10px;
  border-radius: 20px;
}

.dl-price-num {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -1px;
}

.dl-currency { font-size: 22px; vertical-align: 8px; margin-right: 2px; }

.dl-price-note { font-size: 12.5px; color: var(--text-3); }

.dl-perks { list-style: none; padding: 8px 0; }

.dl-perks li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 14px;
  color: var(--text);
  padding: 5px 0;
}

.dl-perks li .ico { color: var(--accent); flex-shrink: 0; }

.dl-buy-side {
  background: var(--bg-deep);
  border-radius: var(--radius-sm);
  padding: 22px;
  border-left: 1px solid var(--border);
}

.dl-buy-side h4 {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

.dl-buy-side ol {
  list-style: none;
  counter-reset: step;
}

.dl-buy-side ol li {
  counter-increment: step;
  position: relative;
  padding: 7px 0 7px 28px;
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.55;
  border-bottom: 1px dashed var(--border);
}

.dl-buy-side ol li:last-child { border-bottom: none; }

.dl-buy-side ol li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: 7px;
  width: 20px; height: 20px;
  background: var(--accent);
  color: #0D1B2A;
  font-size: 12px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
}

/* FAQ */
.dl-faq { display: flex; flex-direction: column; gap: 10px; }

.dl-faq details {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  transition: border-color 0.15s;
}

.dl-faq details[open] { border-color: rgba(0, 208, 126, 0.4); }

.dl-faq summary {
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.dl-faq summary::-webkit-details-marker { display: none; }

.dl-faq summary::after {
  content: "+";
  font-family: var(--mono);
  font-size: 22px;
  color: var(--accent);
  font-weight: 300;
  line-height: 1;
}

.dl-faq details[open] summary::after { content: "−"; }

.dl-faq details p {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.75;
  padding-top: 10px;
  border-top: 1px dashed var(--border);
}

/* 反馈条 */
.dl-feedback-band {
  margin-top: 36px;
  padding: 22px 28px;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.08), var(--bg-card));
  border: 1px solid rgba(0, 208, 126, 0.3);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 20px;
}

.dl-feedback-band > .ico {
  width: 40px; height: 40px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 10px;
  padding: 10px;
  box-sizing: content-box;
  flex-shrink: 0;
}

.dl-feedback-band b { font-size: 15px; font-weight: 700; }

.dl-feedback-band p { font-size: 13px; color: var(--text-3); margin-top: 2px; }

.dl-feedback-band > div { flex: 1; min-width: 0; }

/* ============================================================
   普通页面（关于本站 / 更新日志）
   ============================================================ */
.plain-head {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 34px 0 8px;
}

.plain-head h1 { font-size: 30px; font-weight: 800; }

.plain-head p { color: var(--text-2); margin-top: 8px; font-size: 15px; }

.plain-body {
  padding: 18px 0 50px;
}

.plain-sec { margin: 26px 0; }

.plain-sec h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 12px;
}

.plain-sec p { font-size: 14.5px; line-height: 1.85; color: var(--text); margin-bottom: 10px; }

.plain-sec ul { list-style: none; }

.plain-sec ul li {
  font-size: 14.5px;
  line-height: 1.8;
  color: var(--text-2);
  padding: 5px 0 5px 22px;
  position: relative;
}

.plain-sec ul li::before {
  content: "";
  position: absolute;
  left: 4px; top: 13px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

.plain-sec ul li b { color: var(--accent); font-family: var(--mono); font-weight: 700; }

.plain-note {
  font-size: 13px !important;
  color: var(--text-3) !important;
  background: var(--bg-card);
  border-left: 3px solid var(--accent);
  padding: 10px 14px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.plain-mail {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14.5px;
  color: var(--accent);
}

.plain-mail:hover { text-decoration: underline; }

/* ============================================================
   关于页 · 新版（hero 引言 / 统计条 / 编号卡 / 受众卡 / 代码入口 / 来源 / CTA）
   ============================================================ */
.sec-lead { font-size: 14.5px !important; color: var(--text-2) !important; margin-bottom: 14px !important; }

/* hero 引言 */
.about-hero {
  padding: 10px 0 6px;
}
.about-hero-lead {
  font-size: 17px !important;
  line-height: 1.9 !important;
  color: var(--text) !important;
  font-weight: 600;
}
.about-hero-link {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 208, 126, 0.4);
  transition: border-color 0.15s;
}
.about-hero-link:hover {
  border-bottom-color: var(--accent);
}
.about-hero > p {
  font-size: 14.5px;
  line-height: 1.85;
  color: var(--text-2);
  margin-bottom: 12px;
}
.about-goals {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}
.about-goal {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(0, 208, 126, 0.35);
}
.about-goal-note {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 6px;
  font-size: 13px;
  color: var(--text-3);
}
.about-goal-note svg { color: var(--accent); }

/* 统计条 */
.about-stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  padding: 20px 0 2px;
  margin-bottom: 0;
}

/* about 页首个 plain-sec（价值特色）与统计条紧贴 */
.plain-body > .plain-sec:first-child {
  margin-top: 14px;
}
.about-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 16px 12px;
  text-align: center;
  transition: border-color 0.15s, transform 0.15s;
}
.about-stat:hover {
  border-color: rgba(0, 208, 126, 0.45);
  transform: translateY(-2px);
}
.about-stat b {
  display: block;
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.about-stat span {
  display: block;
  margin-top: 5px;
  font-size: 12px;
  color: var(--text-3);
}

/* 编号特征卡（为什么选择我们） */
.about-feat-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 14px;
}
.about-feat {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  overflow: hidden;
  transition: border-color 0.15s, transform 0.15s, background 0.15s;
}
.about-feat:hover {
  border-color: rgba(0, 208, 126, 0.5);
  transform: translateY(-2px);
  background: var(--bg-card-2);
}
.about-feat-num {
  position: absolute;
  top: 6px; right: 10px;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.35;
}
.about-feat-ico {
  width: 42px; height: 42px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.about-feat-body b {
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
  display: block;
  margin-bottom: 4px;
}
.about-feat-body p {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.55;
  margin: 0;
}

/* 受众卡（适合谁用） */
.about-aud-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 14px;
}
.about-aud {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 16px;
  text-align: center;
  transition: border-color 0.15s, transform 0.15s;
}
.about-aud:hover {
  border-color: rgba(0, 208, 126, 0.5);
  transform: translateY(-2px);
}
.about-aud-ico {
  width: 48px; height: 48px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
}
.about-aud b {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--text);
  display: block;
  margin-bottom: 4px;
}
.about-aud p {
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.5;
  margin: 0;
}

/* 来源卡 */
.about-src-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
.about-src {
  display: flex;
  align-items: flex-start;
  gap: 11px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
}
.about-src-ico {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.about-src b {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--text);
  display: block;
  margin-bottom: 3px;
}
.about-src p {
  font-size: 12.5px;
  color: var(--text-3);
  line-height: 1.5;
  margin: 0;
}

/* 联系反馈 CTA */
.about-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--accent-soft);
  border: 1px solid rgba(0, 208, 126, 0.35);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-top: 30px;
}
.about-cta h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}
.about-cta p {
  font-size: 13.5px;
  color: var(--text-2);
  line-height: 1.7;
  margin: 0;
}
.about-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  padding: 11px 20px;
  border-radius: 22px;
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
}
.about-cta-btn:hover {
  background: #00b76f;
  transform: translateY(-1px);
}

@media (max-width: 880px) {
  .about-stats { grid-template-columns: repeat(3, 1fr); }
  .about-aud-grid { grid-template-columns: repeat(2, 1fr); }
  .about-feat-grid { grid-template-columns: 1fr; }
  .about-src-grid { grid-template-columns: repeat(2, 1fr); }
  .about-cta { flex-direction: column; align-items: flex-start; }
}

/* 更新日志 */
.changelog-layout {
  display: grid;
  grid-template-columns: 1fr 296px;
  gap: 32px;
  align-items: start;
  margin: 24px 0 60px;
}

.changelog-layout .sidebar {
  position: sticky;
  top: 85px;
}

.changelog-layout .plain-body {
  min-width: 0;
}

.log-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.log-item:first-child { padding-top: 8px; }

.log-date { display: flex; flex-direction: column; gap: 4px; }

.log-date b { font-size: 14px; color: var(--text); font-family: var(--mono); }

.log-date span {
  font-size: 12px;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 2px 8px;
  border-radius: 12px;
  width: fit-content;
  font-family: var(--mono);
}

.log-body h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }

.log-body ul { list-style: none; }

.log-body ul li {
  font-size: 14px;
  line-height: 1.75;
  color: var(--text-2);
  padding: 3px 0 3px 20px;
  position: relative;
}

.log-body ul li::before {
  content: "";
  position: absolute;
  left: 2px; top: 12px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.7;
}

/* 更新日志侧边栏：站点数据 */
.sb-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
}
.sb-stat {
  background: var(--bg-card);
  padding: 12px 10px;
  text-align: center;
}
.sb-stat b {
  display: block;
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1.2;
}
.sb-stat span {
  display: block;
  margin-top: 3px;
  font-size: 11.5px;
  color: var(--text-3);
}

/* 更新日志侧边栏：快速入口 */
.sb-links { padding: 6px; }
.sb-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 11px;
  border-radius: 7px;
  transition: background 0.12s;
  text-decoration: none;
}
.sb-link:hover { background: var(--bg-card-2); }
.sb-link-ico {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.sb-link-body { min-width: 0; }
.sb-link-body b {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
}
.sb-link-body span {
  display: block;
  font-size: 11.5px;
  color: var(--text-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (max-width: 820px) {
  .changelog-layout { grid-template-columns: 1fr; gap: 24px; }
  .changelog-layout .sidebar { position: static; }
}

/* ============================================================
   全部术语页 · /all/
   ============================================================ */
.all-page { padding: 10px 0 60px; }

.all-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding: 14px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text-2);
  margin-bottom: 24px;
  position: sticky;
  top: 75px;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: rgba(33, 48, 65, 0.85);
}

.all-stats b { color: var(--accent); font-family: var(--mono); }

.all-letter-nav {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 4px;
}

.all-letter-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 700;
  color: var(--text-2);
  background: var(--bg-card-2);
  border: 1px solid var(--border);
  transition: all 0.12s;
}

.all-letter-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: var(--accent);
}

.all-group { margin: 36px 0; }

.all-letter {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 28px;
  font-weight: 800;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  padding-bottom: 10px;
  margin-bottom: 14px;
  font-family: var(--mono);
}

.all-count {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-3);
  font-family: var(--font);
  background: var(--bg-card-2);
  padding: 2px 8px;
  border-radius: 12px;
}

.all-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.all-row {
  --rc: var(--accent);
  display: grid;
  grid-template-columns: 110px 1fr auto;
  align-items: center;
  gap: 16px;
  padding: 10px 14px;
  border-radius: 7px;
  transition: background 0.12s;
  border-left: 2px solid transparent;
}

.all-row:hover {
  background: var(--bg-card);
  border-left-color: var(--rc);
}

.all-term {
  font-family: var(--mono);
  font-size: 15px;
  font-weight: 700;
  color: var(--rc);
}

.all-full {
  font-size: 13.5px;
  color: var(--text-2);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.all-meta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11.5px;
  color: var(--text-3);
}

.all-tag {
  background: rgba(0, 208, 126, 0.1);
  color: var(--accent);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 11px;
}

.all-cat {
  background: var(--bg-card-2);
  color: var(--text-2);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 11px;
}

/* ============================================================
   知识图谱页 · /graph/ · 地铁线路式
   ============================================================ */
.graph-head {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 28px 0 6px;
}

/* ============================================================
   货代地图页 · /map/
   ============================================================ */
.map-head {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 26px 0 4px;
}
.map-head h1 { font-size: 26px; font-weight: 800; display: flex; align-items: center; gap: 8px; }
.map-head h1 svg { color: var(--accent); }
.map-head p { color: var(--text-2); margin-top: 8px; font-size: 14.5px; }

.map-toolbar {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}

.map-tab {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-2);
  font-size: 14px;
  font-family: var(--font);
  padding: 14px 20px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}

.map-tab b { font-family: var(--mono); font-weight: 600; color: var(--text-3); }
.map-tab:hover { border-color: var(--accent); color: var(--text); }
.map-tab.on {
  background: var(--accent);
  border-color: var(--accent);
  color: #0D1B2A;
  font-weight: 700;
}
.map-tab.on b { color: #0D1B2A; }
.mt-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }

.map-box {
  width: 100%;
  height: 640px;
  margin: 18px 0 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #0D1B2A;
}

.map-note {
  font-size: 12px;
  color: var(--text-3);
  padding: 4px 2px 30px;
}

/* popup 深色适配 */
.map-pop { display: flex; flex-direction: column; gap: 3px; min-width: 170px; }
.map-pop .mp-code { color: var(--accent); font-family: var(--mono); font-size: 16px; font-weight: 700; }
.map-pop .mp-name { font-size: 13.5px; font-weight: 600; color: #0D1B2A; }
.map-pop .mp-meta { font-size: 12px; color: #5A6B7E; }
.map-pop .mp-link { font-size: 12.5px; color: var(--accent); margin-top: 5px; text-decoration: none; }
.map-pop .mp-link:hover { text-decoration: underline; }

.leaflet-popup-content-wrapper, .leaflet-popup-tip { background: #fff; color: #0D1B2A; }
.leaflet-container { font-family: var(--font); background: #0D1B2A; }

/* 注：原 OSM 浅色瓦片→深色滤镜方案已移除（实测渲染异常），改回 CARTO dark_all */
.leaflet-control-attribution { background: rgba(13, 27, 42, 0.7) !important; color: #5A6B7E; font-size: 10px; }
.leaflet-control-attribution a { color: #7E90A8; }
.leaflet-bar a { background: #1E2E42; color: #E8EEF5; border-bottom: 1px solid #2A3B52; }
.leaflet-bar a:hover { background: #2A3B52; }

@media (max-width: 620px) {
  .map-box { height: 460px; }
}

.graph-head h1 {
  font-size: 28px;
  font-weight: 800;
}

.graph-head p {
  color: var(--text-2);
  margin-top: 8px;
  font-size: 14.5px;
}

.graph-tip-line {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  font-size: 12.5px;
  color: var(--text-3);
}

.graph-tip-line .ico { color: var(--accent); }

.graph-wrap {
  margin: 18px 0 10px;
  background: linear-gradient(135deg, rgba(0, 208, 126, 0.04), rgba(59, 163, 255, 0.03));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px;
}

.graph-chart {
  width: 100%;
  height: 640px;
}

.graph-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  padding: 6px 2px 30px;
}

.graph-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-2);
}

.graph-legend-item i {
  width: 10px; height: 10px;
  border-radius: 3px;
  display: inline-block;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .cat-grid { grid-template-columns: repeat(4, 1fr); }
  .code-grid { grid-template-columns: repeat(2, 1fr); }
  .hot-grid { grid-template-columns: repeat(3, 1fr); }
  .term-layout { grid-template-columns: 1fr 280px; gap: 28px; }
}

@media (max-width: 820px) {
  .nav, .top-search { display: none; }
  .nav-toggle { display: block; margin-left: auto; }

  .dl-grid { grid-template-columns: 1fr 1fr; }
  .dl-buy { grid-template-columns: 1fr; }
  .dl-buy-side { border-left: none; border-top: 1px solid var(--border); }
  .dl-hero h1 { font-size: 28px; }
  .dl-feedback-band { flex-direction: column; text-align: center; }

  .nav-mobile {
    display: none;
    border-top: 1px solid var(--border);
    padding: 8px 20px 12px;
    background: var(--bg);
  }

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

  .nav-mobile a {
    display: block;
    padding: 10px 4px;
    color: var(--text-2);
    font-size: 15px;
    border-bottom: 1px solid var(--border);
  }

  .nav-mobile a:last-child { border-bottom: none; }

  .hero { padding: 48px 0 34px; }
  .hero-title { font-size: 30px; }
  .hero-sub { font-size: 14.5px; }

  .hero-stats { flex-direction: column; gap: 12px; }

  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .code-grid, .hot-grid, .code-index-grid { grid-template-columns: 1fr; }

  .term-row { grid-template-columns: 100px 1fr 20px; }
  .term-zh { display: none; }

  .t-term { font-size: 30px; }

  .term-layout { grid-template-columns: 1fr; gap: 24px; }
  .sidebar { position: static; }
  .meanings { grid-template-columns: 1fr; }
  .t-meanings-sub { display: none; }
  .all-row { grid-template-columns: 90px 1fr; }
  .all-row .all-meta { grid-column: 1 / -1; padding-left: 110px; }
  .all-stats { position: static; }
  .graph-chart { height: 520px; }

  .topbar-in { height: 54px; }
}

@media (max-width: 480px) {
  .cat-grid { grid-template-columns: 1fr; }
  .code-grid, .hot-grid { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .value-props { grid-template-columns: repeat(2, 1fr); }
  .about-stats { grid-template-columns: repeat(2, 1fr); }
  .stat b { font-size: 22px; }
  .log-item { grid-template-columns: 1fr; gap: 8px; }
  .dl-grid { grid-template-columns: 1fr; }
  .dl-hero h1 { font-size: 24px; }
  .dl-cta { flex-direction: column; }
  .dl-price-num { font-size: 32px; }
}