/* =========================================================================
   TM Global — 商业站 Mockup v3
   SaaS 商标检索（订阅制，现已可用）
   + MCP / Skill（路线图，后期流量商业模式）
   明暗双主题 · 多语言 · 克制霓虹
   ========================================================================= */

/* ---------- 暗色（默认） ---------- */
:root {
  color-scheme: dark;
  --bg: #080b14;
  --bg-2: #0b101c;
  --surface: rgba(255, 255, 255, .04);
  --surface-2: rgba(255, 255, 255, .07);
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);

  --text: #e9eef9;
  --text-2: #b7c0d2;
  --muted: #97a4ba;
  --dim: #6f7c94;

  --brand: #3b82f6;
  --brand-2: #6366f1;
  --accent: #22d3ee;
  --grad: linear-gradient(100deg, #22d3ee 0%, #3b82f6 55%, #6366f1 100%);
  --grad-soft: linear-gradient(100deg, rgba(34, 211, 238, .14), rgba(99, 102, 241, .14));
  --glow: rgba(59, 130, 246, .35);

  --header-bg: rgba(8, 11, 20, .78);
  --code-bg: #05070f;
  --code-text: #c7d2fe;

  --ok: #34d399;
  --warn: #fbbf24;
  --danger: #f87171;
  --aurora-opacity: .34;
  --grid-color: rgba(255, 255, 255, .04);
}

/* ---------- 浅色 ---------- */
[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f6fb;
  --bg-2: #eef2f8;
  --surface: #ffffff;
  --surface-2: #f7f9fc;
  --line: #e2e8f0;
  --line-2: #cfd8e5;

  --text: #0f1a2b;
  --text-2: #334155;
  --muted: #58657a;
  --dim: #78859b;

  --brand: #2563eb;
  --brand-2: #4f46e5;
  --accent: #0ea5e9;
  --grad: linear-gradient(100deg, #0ea5e9 0%, #2563eb 55%, #4f46e5 100%);
  --grad-soft: linear-gradient(100deg, rgba(14, 165, 233, .1), rgba(79, 70, 229, .1));
  --glow: rgba(37, 99, 235, .18);

  --header-bg: rgba(255, 255, 255, .82);
  --code-bg: #0b1220;
  --code-text: #cbd5e1;

  --ok: #047857;
  --warn: #b45309;
  --danger: #b91c1c;
  --aurora-opacity: .2;
  --grid-color: rgba(15, 26, 43, .05);
}

:root {
  --r-1: 8px;
  --r-2: 12px;
  --r-3: 16px;
  --r-4: 22px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --appbar-h: 62px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-2);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  transition: background .25s ease, color .25s ease;
}
h1, h2, h3, h4, p { margin: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
::selection { background: rgba(59, 130, 246, .3); color: var(--text); }

/* ---------- 背景层 ---------- */
.bg-layer { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }
.aurora { position: absolute; border-radius: 50%; filter: blur(100px); opacity: var(--aurora-opacity); }
.aurora.a1 { width: 640px; height: 640px; left: -160px; top: -240px; background: radial-gradient(circle, rgba(34, 211, 238, .55), transparent 65%); }
.aurora.a2 { width: 700px; height: 700px; right: -220px; top: -160px; background: radial-gradient(circle, rgba(99, 102, 241, .5), transparent 65%); }
.aurora.a3 { width: 520px; height: 520px; left: 32%; top: 52%; background: radial-gradient(circle, rgba(59, 130, 246, .32), transparent 68%); }
.grid-bg {
  position: absolute; inset: 0;
  background-image: linear-gradient(var(--grid-color) 1px, transparent 1px), linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 90% 55% at 50% 0%, #000 25%, transparent 72%);
  -webkit-mask-image: radial-gradient(ellipse 90% 55% at 50% 0%, #000 25%, transparent 72%);
}
.noise {
  position: absolute; inset: 0; opacity: .022;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)' opacity='.6'/%3E%3C/svg%3E");
}

/* ---------- 通用 ---------- */
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.section { position: relative; padding: 76px 0; }
.section.tight { padding: 52px 0; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 10.5px; font-weight: 800; letter-spacing: .18em; text-transform: uppercase; color: var(--accent); }
.eyebrow::before { content: ""; width: 20px; height: 1px; background: var(--grad); }
.h2 { margin-top: 12px; font-size: 34px; line-height: 1.16; letter-spacing: -.03em; color: var(--text); font-weight: 800; }
.lede { margin-top: 12px; max-width: 640px; font-size: 14.5px; line-height: 1.75; color: var(--muted); }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.mono { font-family: var(--mono); }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 9px; border-radius: 999px; font-size: 10px; font-weight: 700;
  border: 1px solid var(--line-2); color: var(--text-2); background: var(--surface);
}
.badge.live { color: var(--ok); border-color: rgba(52, 211, 153, .35); background: rgba(52, 211, 153, .08); }
.badge.soon { color: var(--warn); border-color: rgba(251, 191, 36, .35); background: rgba(251, 191, 36, .08); }
.badge.plan { color: var(--dim); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 42px; padding: 0 18px;
  border-radius: var(--r-1); border: 1px solid transparent;
  font-size: 13px; font-weight: 700;
  transition: transform .15s ease, box-shadow .2s ease, border-color .15s ease, background .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--grad); color: #06121f; box-shadow: 0 6px 22px -10px var(--glow); }
.btn-primary:hover { box-shadow: 0 10px 30px -8px var(--glow); transform: translateY(-1px); }
.btn-ghost { border-color: var(--line-2); background: var(--surface); color: var(--text); }
.btn-ghost:hover { border-color: var(--muted); background: var(--surface-2); transform: translateY(-1px); }
.btn-sm { height: 32px; padding: 0 12px; font-size: 11.5px; border-radius: 7px; }
.btn-block { width: 100%; }

/* ---------- 顶栏 ---------- */
.appbar {
  position: sticky; top: 0; z-index: 60;
  height: var(--appbar-h);
  display: flex; align-items: center; gap: 22px;
  padding: 0 26px;
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px) saturate(1.3);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand-mark {
  width: 30px; height: 30px; border-radius: 8px;
  display: grid; place-items: center;
  background: var(--grad); color: #06121f;
  font-size: 11px; font-weight: 900;
}
.brand-copy { display: flex; flex-direction: column; line-height: 1.1; }
.brand-copy strong { font-size: 14px; color: var(--text); }
.brand-copy span { font-size: 8.5px; letter-spacing: .16em; color: var(--dim); font-weight: 700; margin-top: 2px; }
.nav { display: flex; gap: 2px; }
.nav a { padding: 7px 11px; border-radius: 7px; font-size: 12.5px; font-weight: 600; color: var(--muted); transition: color .15s, background .15s; }
.nav a:hover { color: var(--text); background: var(--surface-2); }
.nav a.on { color: var(--text); }
.nav a.on::after { content: ""; display: block; height: 2px; margin-top: 5px; border-radius: 2px; background: var(--grad); }
.appbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }

/* 语言 / 主题 */
.hdr-btn {
  height: 30px; min-width: 30px; padding: 0 9px;
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  border: 1px solid var(--line); border-radius: 7px;
  background: var(--surface); color: var(--text-2);
  font-size: 11.5px; font-weight: 700;
  transition: border-color .15s, color .15s, background .15s;
}
.hdr-btn:hover { border-color: var(--muted); color: var(--text); background: var(--surface-2); }
.lang-wrap { position: relative; }
.lang-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  min-width: 148px; padding: 5px;
  border: 1px solid var(--line-2); border-radius: var(--r-2);
  background: var(--bg-2); box-shadow: 0 18px 44px -22px rgba(0, 0, 0, .6);
  display: none; z-index: 80;
}
.lang-menu.open { display: block; }
.lang-menu button {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 7px 10px; border: 0; border-radius: 6px; background: transparent;
  color: var(--text-2); font-size: 12px; font-weight: 600; text-align: left;
}
.lang-menu button:hover { background: var(--surface-2); color: var(--text); }
.lang-menu button.on { color: var(--text); background: var(--surface-2); }
.lang-menu button em { font-style: normal; font-size: 9px; color: var(--dim); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 68px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 48px; align-items: center; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 8px; }
.hero h1 { margin-top: 18px; font-size: clamp(34px, 4.2vw, 54px); line-height: 1.08; letter-spacing: -.04em; color: var(--text); font-weight: 850; }
.hero .sub { margin-top: 18px; max-width: 500px; font-size: 15px; line-height: 1.75; color: var(--muted); }
.hero .sub b { color: var(--text); font-weight: 700; }
.hero-actions { display: flex; gap: 10px; margin-top: 26px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 16px; margin-top: 18px; flex-wrap: wrap; }
.hero-meta span { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; color: var(--dim); }
.hero-meta span::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }

/* 实时检索面板 */
.live {
  position: relative;
  border: 1px solid var(--line-2);
  border-radius: var(--r-3);
  background: var(--surface);
  box-shadow: 0 30px 80px -44px var(--glow);
  backdrop-filter: blur(14px);
  overflow: hidden;
}
.live-head {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-2);
}
.live-head .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.live-head .st { font-size: 10.5px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.live-head .src { margin-left: auto; font-family: var(--mono); font-size: 9.5px; color: var(--dim); }
.live-form { display: flex; gap: 8px; padding: 12px 14px 10px; }
.live-form input {
  flex: 1; height: 38px; padding: 0 12px;
  border: 1px solid var(--line-2); border-radius: var(--r-1);
  background: var(--bg-2); color: var(--text);
  font-size: 13.5px; font-weight: 600; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
[data-theme="light"] .live-form input { background: var(--surface-2); }
.live-form input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--glow); }
.live-form button {
  height: 38px; padding: 0 16px;
  border: 0; border-radius: var(--r-1);
  background: var(--grad); color: #06121f;
  font-size: 12.5px; font-weight: 800;
}
.live-meta { display: flex; gap: 10px; padding: 0 14px 8px; font-size: 10.5px; color: var(--dim); font-family: var(--mono); }
.live-rows { padding: 0 8px 8px; }
.lr {
  display: grid; grid-template-columns: 26px 44px minmax(0, 1fr) 54px 48px;
  gap: 8px; align-items: center;
  padding: 7px 6px; border-radius: 7px;
  border-bottom: 1px solid var(--line);
}
.lr:last-child { border-bottom: 0; }
.lr:hover { background: var(--surface-2); }
.lr .ix { font-family: var(--mono); font-size: 9.5px; color: var(--dim); }
.lr .th {
  height: 26px; display: grid; place-items: center;
  border: 1px solid var(--line); border-radius: 4px;
  background: var(--surface-2); color: var(--text-2);
  font-size: 6.5px; font-weight: 800; letter-spacing: .02em; overflow: hidden;
}
.lr .nm { font-size: 12px; font-weight: 700; color: var(--text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lr .sb { font-size: 9.5px; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lr .of { font-family: var(--mono); font-size: 10px; font-weight: 700; color: var(--text-2); }
.lr .sc { font-family: var(--mono); font-size: 10.5px; font-weight: 700; color: var(--accent); text-align: right; }
.live-foot { display: flex; gap: 12px; padding: 9px 14px; border-top: 1px solid var(--line); font-size: 9.5px; font-family: var(--mono); color: var(--dim); }
.live-foot b { color: var(--text-2); }
.skeleton { height: 10px; border-radius: 3px; background: var(--surface-2); animation: sk 1.2s ease-in-out infinite; }
@keyframes sk { 50% { opacity: .45; } }

/* ---------- 数据条 ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.stat {
  padding: 18px 20px;
  border: 1px solid var(--line); border-radius: var(--r-2);
  background: var(--surface);
}
.stat span { font-size: 10px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); }
.stat strong { display: block; margin-top: 6px; font-size: 26px; font-weight: 850; letter-spacing: -.03em; color: var(--text); }
.stat strong em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat small { display: block; margin-top: 3px; font-size: 10.5px; color: var(--muted); }

/* ---------- 卡片 ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.card {
  position: relative; padding: 20px;
  border: 1px solid var(--line); border-radius: var(--r-2);
  background: var(--surface);
  transition: transform .18s ease, border-color .18s ease, background .18s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--line-2); background: var(--surface-2); }
.card .ico {
  width: 34px; height: 34px; border-radius: 9px;
  display: grid; place-items: center;
  background: var(--grad-soft); border: 1px solid var(--line);
  font-size: 13px; font-weight: 800; color: var(--text); margin-bottom: 12px;
}
.card h3 { font-size: 14.5px; color: var(--text); }
.card p { margin-top: 6px; font-size: 12px; line-height: 1.7; color: var(--muted); }
.card ul { margin: 10px 0 0; padding-left: 16px; font-size: 11.5px; color: var(--text-2); line-height: 1.8; }
.card li::marker { color: var(--dim); }

/* ---------- 订阅 ---------- */
.tiers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.tier { display: flex; flex-direction: column; padding: 20px; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--surface); }
.tier.featured { border-color: var(--brand); box-shadow: 0 24px 60px -38px var(--glow); position: relative; }
.tier.featured::before {
  content: attr(data-tag); position: absolute; top: -9px; left: 18px;
  font-size: 8px; font-weight: 900; letter-spacing: .1em;
  padding: 2px 7px; border-radius: 4px; background: var(--grad); color: #06121f;
}
.tier .name { font-size: 10.5px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.tier .price { margin-top: 8px; font-size: 28px; font-weight: 850; letter-spacing: -.03em; color: var(--text); }
.tier .price small { font-size: 10.5px; font-weight: 600; color: var(--muted); letter-spacing: 0; }
.tier .quota { margin-top: 3px; font-size: 11.5px; color: var(--accent); font-weight: 600; }
.tier ul { margin: 14px 0 16px; padding: 0; list-style: none; display: grid; gap: 6px; }
.tier li { font-size: 11.5px; color: var(--muted); display: flex; gap: 7px; }
.tier li::before { content: "✓"; color: var(--ok); font-weight: 800; }
.tier .btn { margin-top: auto; }

.toggle-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.switch { display: inline-flex; padding: 3px; border-radius: 999px; border: 1px solid var(--line-2); background: var(--surface); }
.switch button { border: 0; background: transparent; color: var(--muted); padding: 6px 14px; border-radius: 999px; font-size: 12px; font-weight: 700; }
.switch button.on { background: var(--grad-soft); color: var(--text); box-shadow: 0 0 0 1px var(--line-2) inset; }
.save-note { font-size: 11px; color: var(--ok); font-weight: 700; }

/* ---------- 路线图 ---------- */
.timeline { position: relative; margin-top: 26px; padding-left: 22px; }
.timeline::before { content: ""; position: absolute; left: 5px; top: 4px; bottom: 4px; width: 2px; border-radius: 2px; background: var(--line-2); }
.tl-item { position: relative; padding: 0 0 22px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before {
  content: ""; position: absolute; left: -23px; top: 4px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--bg); border: 2px solid var(--line-2);
}
.tl-item.done::before { border-color: var(--ok); background: var(--ok); }
.tl-item.now::before { border-color: var(--warn); background: var(--warn); }
.tl-when { font-family: var(--mono); font-size: 10.5px; color: var(--dim); }
.tl-what { margin-top: 2px; font-size: 14px; font-weight: 700; color: var(--text); }
.tl-desc { margin-top: 3px; font-size: 11.5px; line-height: 1.65; color: var(--muted); }
.tl-item .badge { margin-top: 6px; }

/* ---------- CTA ---------- */
.cta-box {
  position: relative; padding: 48px 36px; text-align: center;
  border: 1px solid var(--line-2); border-radius: var(--r-4);
  background: radial-gradient(600px 220px at 50% 0%, var(--grad-soft), transparent 70%), var(--surface);
  overflow: hidden;
}
.cta-box h2 { font-size: 30px; letter-spacing: -.03em; color: var(--text); }
.cta-box p { margin-top: 8px; font-size: 13px; color: var(--muted); }
.cta-box .hero-actions { justify-content: center; margin-top: 22px; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--line); padding: 40px 0 26px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 30px; }
.footer h4 { font-size: 9.5px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin-bottom: 9px; }
.footer a { display: block; padding: 3px 0; font-size: 11.5px; color: var(--muted); }
.footer a:hover { color: var(--text); }
.footer .bottom { margin-top: 26px; padding-top: 14px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; font-size: 10px; color: var(--dim); }

/* ---------- 语言提示 ---------- */
.lang-note { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.lang-note .chip { padding: 4px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 11px; color: var(--text-2); background: var(--surface); }
.lang-note .chip.soon { color: var(--dim); }

/* ---------- 滚动揭示 ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .tiers { grid-template-columns: 1fr; }
  .nav { display: flex; overflow-x: auto; scrollbar-width: none; gap: 2px; }
  .nav::-webkit-scrollbar { display: none; }
  .nav a { white-space: nowrap; font-size: 11.5px; padding: 6px 9px; }
  .nav a.on::after { margin-top: 4px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 680px) {
  .wrap { padding: 0 18px; }
  .section { padding: 52px 0; }
  .h2 { font-size: 26px; }
  .hero { padding: 40px 0 24px; }
  .hero h1 { font-size: 32px; }
  .grid-3, .grid-2, .stats { grid-template-columns: 1fr; }
  .cta-box { padding: 32px 18px; }
  .cta-box h2 { font-size: 24px; }
  .brand-copy span { display: none; }
  .appbar { gap: 10px; padding: 0 14px; }
  .lang-wrap { display: none; }
  .lr { grid-template-columns: 24px 40px minmax(0, 1fr) 46px; }
  .lr .of { display: none; }
}

/* ---------- 减少动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}

/* ---------- 功能对比表 ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--surface); }
.tbl { width: 100%; border-collapse: collapse; min-width: 720px; }
.tbl th {
  text-align: left; padding: 10px 14px;
  font-size: 9.5px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--dim); background: var(--surface-2);
  border-bottom: 1px solid var(--line);
}
.tbl td { padding: 11px 14px; font-size: 12px; color: var(--text-2); border-bottom: 1px solid var(--line); }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td:first-child { color: var(--text); font-weight: 600; }
.tbl .yes { color: var(--ok); font-weight: 700; }
.tbl .no { color: var(--dim); }
.tbl .soon { color: var(--warn); font-weight: 600; }

/* ---------- 等待列表 ---------- */
.waitlist {
  display: flex; gap: 8px; max-width: 460px; margin-top: 14px;
}
.waitlist input {
  flex: 1; height: 40px; padding: 0 12px;
  border: 1px solid var(--line-2); border-radius: var(--r-1);
  background: var(--surface); color: var(--text);
  font-size: 13px; outline: none;
}
.waitlist input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--glow); }
.waitlist button { height: 40px; padding: 0 18px; border: 0; border-radius: var(--r-1); background: var(--grad); color: #06121f; font-size: 12.5px; font-weight: 800; }
.wait-ok { margin-top: 10px; font-size: 11.5px; color: var(--ok); font-weight: 700; }

/* ---------- 徽章状态色 ---------- */
.badge.ok { color: var(--ok); border-color: rgba(52, 211, 153, .35); background: rgba(52, 211, 153, .08); }

/* =========================================================================
   v3.1 依据用户评测优化
   ========================================================================= */

/* 浅色主题对比度修正（额度/小标题/页脚 ≥ 4.5:1） */
[data-theme="light"] {
  --muted: #4d5a6e;
  --dim: #5f6c80;
  --accent: #0369a1;
}
[data-theme="light"] .tier .quota { color: #1d4ed8; }
[data-theme="light"] .stat span,
[data-theme="light"] .stat small { color: #4d5a6e; }
[data-theme="light"] .live-meta,
[data-theme="light"] .live-foot { color: #4d5a6e; }

/* 移动端：五档定价不再横向溢出 */
.tiers.tiers-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1180px) { .tiers.tiers-5 { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 900px)  { .tiers.tiers-5 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px)  { .tiers.tiers-5 { grid-template-columns: 1fr; } }

/* 顶部可信条 */
.trust {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  padding: 10px 14px; margin-top: 22px;
  border: 1px solid var(--line); border-radius: var(--r-1);
  background: var(--surface); font-size: 11px; color: var(--muted);
}
.trust b { color: var(--text); font-weight: 700; }
.trust a { color: var(--brand); font-weight: 700; }
.trust .sep { width: 1px; height: 12px; background: var(--line-2); }

/* 实时结果：更多列 + 可点 + 导出 */
.lr { grid-template-columns: 22px 62px minmax(0,1fr) 30px 34px 72px 44px; }
.lr .ap { font-size: 9.5px; color: var(--dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.lr .cl { font-family: var(--mono); font-size: 9.5px; color: var(--text-2); text-align: center; }
.lr .stt { font-size: 9px; font-weight: 700; text-align: center; }
.lr .stt.live { color: var(--ok); }
.lr .stt.dead { color: var(--danger); }
.lr .stt.other { color: var(--dim); }
a.lr { text-decoration: none; cursor: pointer; }
a.lr:hover { background: var(--surface-2); }
.live-actions { display: flex; gap: 6px; padding: 6px 14px 12px; flex-wrap: wrap; }
.live-actions button {
  height: 28px; padding: 0 10px;
  border: 1px solid var(--line-2); border-radius: 6px;
  background: var(--surface); color: var(--text-2);
  font-size: 10.5px; font-weight: 700;
}
.live-actions button:hover { border-color: var(--muted); color: var(--text); }
.live-actions .note { margin-left: auto; font-size: 9.5px; color: var(--dim); align-self: center; }

/* 检索失败状态 */
.live-err { padding: 18px 14px; text-align: center; }
.live-err strong { display: block; font-size: 12.5px; color: var(--danger); }
.live-err p { margin-top: 4px; font-size: 11px; color: var(--muted); }
.live-err button {
  margin-top: 10px; height: 28px; padding: 0 12px;
  border: 1px solid var(--line-2); border-radius: 6px;
  background: var(--surface); color: var(--text); font-size: 11px; font-weight: 700;
}

/* 对比表 */
.tbl .hl { background: var(--grad-soft); }

/* 客户案例 */
.case { padding: 18px; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--surface); }
.case .who { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--dim); }
.case .quote { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--text); }
.case .metrics { display: flex; gap: 18px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.case .metrics div span { display: block; font-size: 9.5px; text-transform: uppercase; letter-spacing: .08em; color: var(--dim); }
.case .metrics div b { display: block; margin-top: 2px; font-size: 16px; color: var(--text); }

/* 表单 */
.form-card { padding: 22px; border: 1px solid var(--line); border-radius: var(--r-2); background: var(--surface); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.form-row.full { grid-template-columns: 1fr; }
.form-row input, .form-row select {
  height: 38px; padding: 0 11px;
  border: 1px solid var(--line-2); border-radius: var(--r-1);
  background: var(--bg-2); color: var(--text); font-size: 12.5px; outline: none;
}
[data-theme="light"] .form-row input, [data-theme="light"] .form-row select { background: var(--surface-2); }
.form-row input:focus, .form-row select:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--glow); }
.form-card .btn { margin-top: 14px; }
.form-ok { margin-top: 10px; font-size: 11.5px; color: var(--ok); font-weight: 700; }

/* 定价：年付提示 */
.annual-hint { display: none; margin-top: 4px; font-size: 10.5px; color: var(--ok); font-weight: 700; }
body.annual .annual-hint { display: block; }
#billingNote { margin-top: 8px; font-size: 11px; color: var(--dim); }

/* 移动端头部：语言保留、登录收起 */
@media (max-width: 680px) {
  .lang-wrap { display: inline-flex; }
  .appbar .btn-ghost[data-i18n="cta.login"] { display: none; }
  .lr { grid-template-columns: 20px 54px minmax(0,1fr) 28px 44px; }
  .lr .ap, .lr .cl { display: none; }
  .hdr-btn { min-width: 34px; height: 34px; }
  .form-row { grid-template-columns: 1fr; }
}


/* v3.2：移动端菜单 */
.mobile-menu { display: none; }
.hdr-btn#menuBtn { display: none; }
@media (max-width: 680px) {
  .nav { display: none; }
  .hdr-btn#menuBtn { display: inline-flex; }
  .mobile-menu {
    position: absolute; right: 14px; top: calc(100% + 6px);
    min-width: 168px; padding: 6px;
    border: 1px solid var(--line-2); border-radius: var(--r-2);
    background: var(--bg-2); box-shadow: 0 18px 44px -22px rgba(0,0,0,.6);
    z-index: 90;
  }
  .mobile-menu.open { display: grid; }
  .mobile-menu a { padding: 9px 11px; border-radius: 6px; font-size: 12.5px; font-weight: 600; color: var(--text-2); }
  .mobile-menu a:hover { background: var(--surface-2); color: var(--text); }
}


/* v3.3：可扩展卡片网格（未来新增接入方式时无需改布局） */
.grid-auto { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }




/* v3.4：两栏区块移动端堆叠（开放平台示例区） */
.split-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.split-2 pre { max-width: 100%; }
@media (max-width: 900px) { .split-2 { grid-template-columns: 1fr; } }

/* v3.4.1：网格子项允许收缩，避免代码块撑破移动端 */
.grid-3 > *, .grid-2 > *, .grid-auto > *, .split-2 > * { min-width: 0; }
.split-2 .code, .split-2 pre { min-width: 0; max-width: 100%; }
@media (max-width: 900px) { .split-2 { grid-template-columns: minmax(0, 1fr); } }

/* =========================================================================
   v3.6 完整站点：文档 / 控制台 / 认证 / 状态 / 帮助 / 法律
   ========================================================================= */

/* ---------- 面包屑 ---------- */
.crumbs { display: flex; align-items: center; gap: 8px; font-size: 11.5px; color: var(--dim); margin-bottom: 14px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--text); }
.crumbs span { color: var(--line-2); }

/* ---------- 文档布局 ---------- */
.doc-layout { display: grid; grid-template-columns: 236px minmax(0, 1fr); gap: 40px; align-items: start; }
.doc-side { position: sticky; top: calc(var(--appbar-h) + 20px); }
.doc-side h4 { font-size: 9.5px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: var(--dim); margin: 0 0 8px 8px; }
.doc-side a { display: block; padding: 6px 8px; border-radius: 6px; font-size: 12.5px; color: var(--muted); }
.doc-side a:hover { color: var(--text); background: var(--surface-2); }
.doc-side a.on { color: var(--text); background: var(--surface-2); font-weight: 600; }
.doc-side .grp { margin-bottom: 18px; }
.doc-body h1 { font-size: 26px; letter-spacing: -.02em; color: var(--text); }
.doc-body > p { margin-top: 10px; font-size: 13px; line-height: 1.8; color: var(--muted); }
.doc-body h2 { margin-top: 28px; font-size: 16px; color: var(--text); }
.doc-body h3 { margin-top: 18px; font-size: 13px; color: var(--text); }
.doc-body p { margin-top: 8px; font-size: 12.5px; line-height: 1.8; color: var(--muted); }
.doc-body ul, .doc-body ol { margin: 8px 0 0; padding-left: 18px; font-size: 12.5px; line-height: 1.9; color: var(--muted); }
.doc-body li::marker { color: var(--line-2); }
.doc-body code { font-family: var(--mono); font-size: 11.5px; color: var(--accent); background: var(--surface-2); padding: 1px 5px; border-radius: 4px; }
.doc-body .code { margin-top: 12px; }
.doc-body .callout {
  margin-top: 14px; padding: 12px 14px; border-radius: 8px;
  border: 1px solid var(--line-2); background: var(--surface);
  font-size: 12px; line-height: 1.7; color: var(--muted);
}
.doc-body .callout b { color: var(--text); }
.doc-next { display: flex; justify-content: space-between; gap: 12px; margin-top: 34px; padding-top: 16px; border-top: 1px solid var(--line); }
.doc-next a { font-size: 12px; color: var(--muted); }
.doc-next a:hover { color: var(--text); }

/* ---------- 控制台布局 ---------- */
.console-shell { display: grid; grid-template-columns: 216px minmax(0, 1fr); min-height: calc(100vh - var(--appbar-h)); }
.console-side { border-right: 1px solid var(--line); background: var(--surface); padding: 16px 12px; }
.console-side .who { display: flex; gap: 10px; align-items: center; padding: 6px 8px 14px; border-bottom: 1px solid var(--line); margin-bottom: 10px; }
.console-side .who b { display: block; font-size: 12px; color: var(--text); }
.console-side .who span { display: block; font-size: 10.5px; color: var(--dim); }
.console-side a { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border-radius: 7px; font-size: 12.5px; color: var(--muted); }
.console-side a:hover { color: var(--text); background: var(--surface-2); }
.console-side a.on { color: var(--text); background: var(--surface-2); font-weight: 600; }
.console-side .quota { margin-top: 16px; padding: 12px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface-2); }
.console-main { padding: 26px 30px 48px; max-width: 1080px; }
.console-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 18px; }
.console-head h1 { font-size: 21px; letter-spacing: -.02em; color: var(--text); }
.console-head p { margin-top: 4px; font-size: 12px; color: var(--muted); }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 16px; }
.mcard { padding: 15px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.mcard span { font-size: 10px; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--dim); }
.mcard strong { display: block; margin-top: 6px; font-size: 22px; color: var(--text); letter-spacing: -.02em; }
.mcard small { display: block; margin-top: 3px; font-size: 10.5px; color: var(--muted); }
.mcard .meter { margin-top: 10px; height: 5px; border-radius: 3px; background: var(--line); overflow: hidden; }
.mcard .meter i { display: block; height: 100%; background: var(--grad); }
.chart { display: flex; align-items: flex-end; gap: 5px; height: 110px; padding: 14px; }
.chart i { flex: 1; border-radius: 3px 3px 0 0; background: var(--surface-2); border: 1px solid var(--line); border-bottom: 0; }
.chart i.hi { background: var(--grad-soft); border-color: var(--line-2); }
.panel { border: 1px solid var(--line); border-radius: 10px; background: var(--surface); margin-bottom: 16px; overflow: hidden; }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 11px 15px; border-bottom: 1px solid var(--line); }
.panel-head h2 { font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); }
.panel-head .hint { font-size: 10.5px; color: var(--dim); }
.panel .tbl-wrap, .panel .tbl { border: 0; border-radius: 0; }

/* ---------- 认证页 ---------- */
.auth-wrap { min-height: calc(100vh - var(--appbar-h)); display: grid; place-items: center; padding: 48px 20px; }
.auth-card { width: min(400px, 100%); padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); box-shadow: 0 30px 80px -50px var(--glow); }
.auth-card h1 { font-size: 22px; letter-spacing: -.02em; color: var(--text); }
.auth-card .sub { margin-top: 6px; font-size: 12px; color: var(--muted); }
.auth-card .field { margin-top: 16px; }
.auth-card label { display: block; font-size: 10.5px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }
.auth-card input { width: 100%; height: 40px; padding: 0 12px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--bg-2); color: var(--text); font-size: 13px; outline: none; }
[data-theme="light"] .auth-card input { background: var(--surface-2); }
.auth-card input:focus { border-color: var(--brand); box-shadow: 0 0 0 3px var(--glow); }
.auth-card .btn { width: 100%; margin-top: 18px; height: 42px; }
.auth-card .alt { margin-top: 14px; font-size: 11.5px; color: var(--muted); text-align: center; }
.auth-card .alt a { color: var(--brand); font-weight: 700; }
.auth-card .otp { display: flex; gap: 8px; margin-top: 16px; }
.auth-card .otp input { text-align: center; font-size: 18px; font-weight: 700; letter-spacing: .1em; }
.auth-ok { margin-top: 14px; padding: 10px 12px; border-radius: 8px; border: 1px solid rgba(52,211,153,.35); background: rgba(52,211,153,.08); color: var(--ok); font-size: 11.5px; font-weight: 600; display: none; }

/* ---------- 状态 / 时间线 / 帮助 ---------- */
.status-list { display: grid; gap: 10px; }
.status-row { display: flex; align-items: center; gap: 12px; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.status-row .nm { font-size: 13px; color: var(--text); font-weight: 600; }
.status-row .meta { margin-left: auto; font-size: 11px; color: var(--dim); font-family: var(--mono); }
.dot-ok, .dot-warn, .dot-err { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.dot-ok { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.dot-warn { background: var(--warn); box-shadow: 0 0 8px var(--warn); }
.dot-err { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

.changelog { display: grid; gap: 18px; }
.rel { display: grid; grid-template-columns: 120px minmax(0,1fr); gap: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.rel:last-child { border-bottom: 0; }
.rel .ver { font-family: var(--mono); font-size: 11px; color: var(--dim); }
.rel h3 { font-size: 14px; color: var(--text); }
.rel ul { margin: 8px 0 0; padding-left: 16px; font-size: 12px; line-height: 1.9; color: var(--muted); }

.help-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.help-card { padding: 20px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
.help-card h3 { font-size: 14px; color: var(--text); }
.help-card p { margin-top: 6px; font-size: 12px; line-height: 1.7; color: var(--muted); }
.help-card a { display: inline-block; margin-top: 10px; font-size: 12px; font-weight: 700; color: var(--brand); }
.faq-item { border-bottom: 1px solid var(--line); padding: 14px 0; }
.faq-item:last-child { border-bottom: 0; }
.faq-item h3 { font-size: 13px; color: var(--text); }
.faq-item p { margin-top: 6px; font-size: 12px; line-height: 1.8; color: var(--muted); }

/* ---------- 404 ---------- */
.err-page { min-height: calc(100vh - var(--appbar-h)); display: grid; place-items: center; text-align: center; padding: 40px 20px; }
.err-page .code { font-family: var(--mono); font-size: 74px; font-weight: 800; letter-spacing: -.04em; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.err-page h1 { margin-top: 8px; font-size: 24px; color: var(--text); }
.err-page p { margin-top: 8px; font-size: 13px; color: var(--muted); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .doc-layout { grid-template-columns: 1fr; gap: 20px; }
  .doc-side { position: static; }
  .doc-side .grp { display: inline-block; margin-right: 8px; }
  .doc-side a { display: inline-block; }
  .console-shell { grid-template-columns: 1fr; }
  .console-side { display: none; }
  .help-grid { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .rel { grid-template-columns: 1fr; gap: 6px; }
}
@media (max-width: 640px) {
  .cards-3 { grid-template-columns: 1fr; }
  .console-main { padding: 16px; }
}

/* v3.8：Google 登录 + 登录/注册合并 */
.btn-google {
  width: 100%; height: 42px; margin-top: 18px;
  display: flex; align-items: center; justify-content: center; gap: 10px;
  border: 1px solid var(--line-2); border-radius: 8px;
  background: var(--surface); color: var(--text);
  font-size: 13px; font-weight: 700; cursor: pointer;
  transition: border-color .15s, background .15s;
}
.btn-google:hover { border-color: var(--muted); background: var(--surface-2); }
.btn-google svg { flex: none; }
.auth-divider { display: flex; align-items: center; gap: 10px; margin: 18px 0 6px; font-size: 11px; color: var(--dim); }
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.auth-note { margin-top: 10px; font-size: 10.5px; color: var(--dim); line-height: 1.6; }

/* v3.10：控制台全屏应用布局 + 登录/注册切换 */
body.console-page { height: 100vh; overflow: hidden; display: flex; flex-direction: column; }
body.console-page .appbar { flex: none; }
body.console-page .console-shell {
  flex: 1; min-height: 0; width: 100%;
  grid-template-columns: 216px minmax(0, 1fr);
  align-items: stretch;
}
body.console-page .console-side {
  height: 100%; overflow-y: auto;
  position: static;
}
body.console-page .console-main {
  max-width: none; width: 100%;
  overflow-y: auto; height: 100%;
  padding: 26px 32px 40px;
}
body.console-page .console-shell > .console-side { border-right: 1px solid var(--line); }

/* 登录/注册切换 */
.auth-tabs { display: flex; gap: 2px; margin: 16px 0 4px; border-bottom: 1px solid var(--line); }
.auth-tabs button {
  flex: 1; border: 0; background: transparent; padding: 9px 0;
  font-size: 12.5px; font-weight: 700; color: var(--muted);
  border-bottom: 2px solid transparent; cursor: pointer;
}
.auth-tabs button.on { color: var(--text); border-bottom-color: var(--brand); }

@media (max-width: 1024px) {
  body.console-page .console-shell { grid-template-columns: 1fr; }
  body.console-page .console-main { padding: 18px 16px 32px; }
}

/* =========================================================================
   v3.11 移动端横向溢出修复（AC-10）：移除 body{overflow-x:hidden} 后按根因修复
   ========================================================================= */
/* 文档：窄屏单列，网格子项允许收缩，代码块在自身容器内横向滚动 */
.doc-layout, .doc-body, .doc-side { min-width: 0; }
.doc-body pre, .doc-body .code, .doc-body .code pre { max-width: 100%; }
.doc-body pre { overflow-x: auto; }
.doc-body code { overflow-wrap: anywhere; }
@media (max-width: 1024px) {
  .doc-layout { grid-template-columns: minmax(0, 1fr); }
}
/* 登录态头部：窄屏收起「控制台 / 退出」文字按钮（移动菜单内已有入口），保留头像/菜单/主题 */
@media (max-width: 680px) {
  .appbar-right > a.btn-ghost { display: none; }
  .appbar-right { gap: 6px; }
}
/* 控制台主区内容允许收缩；宽表格在主区内部滚动 */
.console-main > * { min-width: 0; }
.console-main .panel, .console-main .cards-3 { min-width: 0; }

/* 演示态占位交互：用 <button> 伪装成链接，避免 href="#" 空跳转 */
.linklike { border: 0; background: transparent; padding: 0; font: inherit; color: inherit; cursor: pointer; }
.linklike:hover { text-decoration: underline; }

/* 登录态头像：mockup 只写了 .avatar 标记未给样式，这里补齐圆形头像 */
.avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; flex: none;
  border-radius: 50%; background: var(--grad); color: #06121f;
  font-size: 10.5px; font-weight: 800; letter-spacing: .02em;
  cursor: default; user-select: none;
}
@media (max-width: 680px) { .avatar { width: 26px; height: 26px; } }

/* =========================================================================
   v3.12（M2）：可访问性 focus-visible + totalHits 上限提示样式
   ========================================================================= */
:focus-visible {
  outline: 2px solid var(--brand);
  outline-offset: 2px;
  border-radius: 4px;
}
.live-foot .cap-note {
  color: var(--warn);
  font-weight: 600;
  flex-basis: 100%;
}
.live-foot { flex-wrap: wrap; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* =========================================================================
   v3.13（M2 a11y）：页脚/文档侧栏标题由 h4 调整为 h2（修复标题层级跳级），
   保留原视觉样式；main 地标为语义容器，无额外样式。
   ========================================================================= */
.footer .footer-h {
  font-size: 9.5px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 9px;
}
.doc-side .side-h {
  font-size: 9.5px; font-weight: 800; letter-spacing: .14em;
  text-transform: uppercase; color: var(--dim); margin: 0 0 8px 8px;
}
main { display: block; }

/* 仅屏幕阅读器可见（用于修复标题层级时补充语义标题） */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}