/* Tempora 官网样式 — 浅色主题 / 品牌绿 #30b090 / trae.cn 风格 */
:root {
  --green: #30b090;
  --green-deep: #1f8f73;
  --green-soft: #5fc9a8;
  --green-tint: #e9f7f2;
  --ink: #1a2b26;
  --ink-2: #44554e;
  --ink-3: #7a8a84;
  --line: #e4ece9;
  --bg: #fbfdfc;
  --card: #ffffff;
  --radius: 16px;
  --shadow: 0 10px 40px rgba(26, 43, 38, .07);
  --shadow-lg: 0 24px 70px rgba(26, 43, 38, .12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "Inter", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ---------- 导航 ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(251, 253, 252, .82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: 1120px; margin: 0 auto; padding: 0 24px;
  height: 64px; display: flex; align-items: center; gap: 32px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; letter-spacing: .2px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-links { display: flex; gap: 26px; margin-left: auto; align-items: center; }
.nav-links a { font-size: 14.5px; color: var(--ink-2); transition: color .15s; }
.nav-links a:hover { color: var(--green-deep); }
.nav-links a.active { color: var(--ink); font-weight: 600; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: 999px; font-weight: 600; cursor: pointer;
  transition: transform .15s, box-shadow .15s, background .15s;
  border: none; font-size: 15px;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-deep) 100%);
  color: #fff; padding: 10px 22px; font-size: 14.5px;
  box-shadow: 0 6px 18px rgba(48, 176, 144, .35);
}
.btn-primary:hover { box-shadow: 0 10px 26px rgba(48, 176, 144, .45); }
.btn-lg { padding: 15px 34px; font-size: 16.5px; }
.btn-ghost {
  background: #fff; color: var(--ink); padding: 15px 30px; font-size: 16px;
  border: 1.5px solid var(--line);
}
.btn-ghost:hover { border-color: var(--green); color: var(--green-deep); }

/* ---------- Hero ---------- */
.hero { padding: 84px 0 40px; text-align: center; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -20% auto; height: 130%;
  background:
    radial-gradient(46% 42% at 30% 20%, rgba(48, 176, 144, .10) 0%, transparent 70%),
    radial-gradient(42% 40% at 72% 12%, rgba(95, 201, 168, .12) 0%, transparent 70%);
  pointer-events: none;
}
.hero .wrap { position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--green-tint); color: var(--green-deep);
  border: 1px solid rgba(48, 176, 144, .25);
  padding: 6px 16px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
  margin-bottom: 26px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.hero h1 {
  font-size: clamp(38px, 6vw, 62px); line-height: 1.18; font-weight: 800;
  letter-spacing: -.5px; margin-bottom: 22px;
}
.grad {
  background: linear-gradient(120deg, var(--green) 20%, var(--green-soft) 60%, var(--green-deep) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero .sub {
  font-size: 18px; color: var(--ink-2); max-width: 640px; margin: 0 auto 36px;
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 14px; }
.hero-meta { font-size: 13.5px; color: var(--ink-3); }

/* ---------- 截图展示 ---------- */
.shot { max-width: 960px; margin: 46px auto 0; position: relative; }
.shot-frame {
  border-radius: 20px; overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow-lg);
  background: #fff;
}
.shot-frame img { width: 100%; }
.shot-glow {
  position: absolute; inset: 8% -6% -12%;
  background: radial-gradient(50% 60% at 50% 60%, rgba(48, 176, 144, .18), transparent 75%);
  z-index: -1; filter: blur(30px);
}
.shot-placeholder {
  aspect-ratio: 16 / 9.6; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 10px;
  color: var(--ink-3); font-size: 14px;
  background: linear-gradient(160deg, #f4faf8 0%, #eef5f2 100%);
}

/* ---------- 通用 section ---------- */
.section { padding: 88px 0; }
.section-title { text-align: center; margin-bottom: 14px; font-size: clamp(28px, 4vw, 40px); font-weight: 800; letter-spacing: -.4px; }
.section-sub { text-align: center; color: var(--ink-2); font-size: 16.5px; max-width: 620px; margin: 0 auto 52px; }

/* ---------- 特性卡片 ---------- */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(48, 176, 144, .4); }
.card .ico {
  width: 46px; height: 46px; border-radius: 12px; display: flex;
  align-items: center; justify-content: center; font-size: 22px;
  background: var(--green-tint); margin-bottom: 18px;
}
.card h3 { font-size: 17.5px; font-weight: 700; margin-bottom: 8px; }
.card p { font-size: 14.5px; color: var(--ink-2); }

/* ---------- 双入口 ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.duo .card { padding: 36px; }
.duo .card .tag {
  display: inline-block; font-size: 12.5px; font-weight: 700; letter-spacing: .5px;
  color: var(--green-deep); background: var(--green-tint);
  padding: 4px 12px; border-radius: 999px; margin-bottom: 14px;
}
.code {
  font-family: "JetBrains Mono", Consolas, monospace; font-size: 14px;
  background: #12211c; color: #b9ead9; border-radius: 10px;
  padding: 14px 18px; margin-top: 18px; display: flex; align-items: center; gap: 12px;
}
.code .p { color: #5a8a7a; user-select: none; }
.code button {
  margin-left: auto; background: rgba(255,255,255,.08); color: #b9ead9;
  border: 1px solid rgba(185, 234, 217, .3); border-radius: 6px;
  font-size: 12px; padding: 3px 12px; cursor: pointer;
}
.code button:hover { background: rgba(255,255,255,.16); }

/* ---------- 页脚 ---------- */
footer { border-top: 1px solid var(--line); padding: 44px 0 40px; margin-top: 40px; }
.foot { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; }
.foot .brand { font-size: 16px; }
.foot-links { display: flex; gap: 24px; font-size: 13.5px; color: var(--ink-3); }
.foot-links a:hover { color: var(--green-deep); }
.foot-copy { font-size: 12.5px; color: var(--ink-3); }

/* ---------- 更新日志 ---------- */
.release { border: 1px solid var(--line); border-radius: var(--radius); background: #fff; padding: 34px 36px; margin-bottom: 26px; }
.release-head { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; margin-bottom: 6px; }
.release-head h2 { font-size: 24px; font-weight: 800; }
.release-head time { color: var(--ink-3); font-size: 13.5px; }
.release-badge { font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; background: var(--green-tint); color: var(--green-deep); }
.release-sum { color: var(--ink-2); margin-bottom: 18px; }
.release ul { list-style: none; }
.release li { padding: 7px 0 7px 26px; position: relative; font-size: 15px; color: var(--ink-2); border-bottom: 1px dashed var(--line); }
.release li:last-child { border-bottom: none; }
.release li::before {
  content: "•"; position: absolute; left: 6px; color: var(--green); font-weight: 800;
}
.loading, .error { text-align: center; color: var(--ink-3); padding: 60px 0; }

/* ---------- 下载页 ---------- */
.dl-hero { text-align: center; padding: 72px 0 30px; }
.dl-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; max-width: 900px; margin: 44px auto 0; }
.dl-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; text-align: center; position: relative; }
.dl-card.primary { border: 1.5px solid var(--green); box-shadow: var(--shadow); }
.dl-card .rec { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--green); color: #fff; font-size: 12px; font-weight: 700; padding: 3px 14px; border-radius: 999px; white-space: nowrap; }
.dl-card img { width: 52px; height: 52px; margin: 0 auto 16px; border-radius: 12px; }
.dl-card h3 { font-size: 19px; margin-bottom: 4px; }
.dl-card .meta { font-size: 13px; color: var(--ink-3); margin-bottom: 22px; }
.dl-card .btn { width: 100%; }
.dl-note { text-align: center; color: var(--ink-3); font-size: 13px; margin-top: 26px; }

/* ---------- 文档页 ---------- */
.doc-body { max-width: 780px; margin: 0 auto; padding: 60px 24px 80px; }
.doc-body h1 { font-size: 36px; font-weight: 800; margin-bottom: 10px; letter-spacing: -.4px; }
.doc-body .doc-lead { color: var(--ink-2); margin-bottom: 40px; font-size: 16px; }
.doc-body h2 { font-size: 23px; font-weight: 750; margin: 44px 0 14px; display: flex; align-items: center; gap: 10px; }
.doc-body h2 .n {
  font-size: 13px; background: var(--green-tint); color: var(--green-deep);
  border-radius: 8px; padding: 2px 10px; font-weight: 700;
}
.doc-body p { color: var(--ink-2); font-size: 15.5px; margin-bottom: 14px; }
.doc-body .code { margin: 16px 0; }
.doc-tip {
  background: var(--green-tint); border: 1px solid rgba(48,176,144,.3);
  border-radius: 12px; padding: 14px 18px; font-size: 14.5px; color: var(--ink-2); margin: 18px 0;
}
.doc-tip b { color: var(--green-deep); }

@media (max-width: 860px) {
  .grid { grid-template-columns: 1fr; }
  .duo { grid-template-columns: 1fr; }
  .nav-links a:not(.btn) { display: none; }
}


/* 模型厂商墙 */
.providers { padding-top: 30px; }
.prov-title { text-align: center; font-size: 14px; font-weight: 600; letter-spacing: .08em; color: var(--ink-3); margin: 0 0 26px; }
.prov-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; max-width: 880px; margin: 0 auto; }
.prov { display: flex; align-items: center; gap: 10px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 16px; transition: box-shadow .18s ease, transform .18s ease; }
.prov:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.prov img { height: 20px; width: auto; max-width: 64px; object-fit: contain; flex: none; }
.prov span { font-size: 13.5px; font-weight: 600; color: var(--ink); white-space: nowrap; }
.prov-note { text-align: center; font-size: 13px; color: var(--ink-3); margin: 26px 0 0; }