:root {
  --bg: #f6f8fc;
  --card: #fff;
  --ink: #1a2233;
  --sub: #5b6472;
  --line: #e5e9f0;
  --brand: #1d3fa8;
  --brand2: #3d7bff;
  --ok: #0f9d58;
  --pending: #e8a33d;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Segoe UI", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg); color: var(--ink); line-height: 1.6;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; background: #fff; border-bottom: 1px solid var(--line);
}
.site-header .brand { font-weight: 800; font-size: 20px; color: var(--brand); }
.site-header nav a { margin-left: 18px; color: var(--sub); font-weight: 600; }

main { max-width: 1040px; margin: 0 auto; padding: 32px 20px 60px; }
.site-footer { text-align: center; color: var(--sub); font-size: 13px; padding: 24px; }

/* hero */
.hero { text-align: center; padding: 40px 0 24px; }
.hero h1 { font-size: 34px; margin: 0 0 12px; letter-spacing: .3px; }
.lede { color: var(--sub); max-width: 720px; margin: 0 auto 22px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cta {
  display: inline-block; padding: 11px 20px; border-radius: 10px;
  background: #eef3ff; color: var(--brand); font-weight: 700; border: 1px solid #d6e0ff;
}
.cta.primary { background: var(--brand); color: #fff; border-color: var(--brand); }
.cta:hover { text-decoration: none; opacity: .92; }

/* value */
.value { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin: 36px 0; }
.vcard { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.vcard h2 { font-size: 17px; margin: 0 0 8px; }
.vcard p { color: var(--sub); margin: 0; font-size: 14px; }

.discord-cta { text-align: center; background: linear-gradient(135deg,#1d3fa8,#3d7bff); color: #fff; border-radius: 16px; padding: 30px; }
.discord-cta h2 { margin: 0 0 8px; }
.discord-cta p { opacity: .92; max-width: 620px; margin: 0 auto 16px; }
.discord-cta .cta { background: #fff; color: var(--brand); }

/* library */
.lib-head h1, .pricing-head h1, .trial-head h1, .cat-block h2 { margin-bottom: 6px; }
.cat-desc { color: var(--sub); margin-top: 0; }
.grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 18px 0 36px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.model-badge { font-size: 12px; background: #eef3ff; color: var(--brand); padding: 3px 9px; border-radius: 20px; font-weight: 700; }
.badge { font-size: 12px; padding: 3px 9px; border-radius: 20px; font-weight: 700; }
.badge.ok { background: #e6f7ee; color: var(--ok); }
.badge.pending { background: #fdf3e3; color: var(--pending); }
.card h3 { margin: 12px 0 6px; font-size: 17px; }
.note { color: var(--sub); margin: 0 0 12px; font-size: 14px; }
.demo { width: 100%; border-radius: 10px; margin-bottom: 12px; }
.prompt-box summary { cursor: pointer; font-size: 13px; color: var(--brand); }
.prompt-box pre { background: #0f1729; color: #e6edf7; padding: 12px; border-radius: 10px; overflow: auto; font-size: 12.5px; white-space: pre-wrap; }
.tags { margin-top: 10px; }
.tag { display: inline-block; font-size: 12px; color: var(--sub); background: #f0f3f8; padding: 2px 8px; border-radius: 6px; margin: 2px 4px 2px 0; }

/* pricing */
.tiers { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin: 24px auto; max-width: 720px; }
.tier { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; text-align: center; }
.tier.featured { border-color: var(--brand); box-shadow: 0 8px 24px rgba(29,63,168,.14); }
.tier h2 { margin: 0 0 8px; }
.price { font-size: 26px; font-weight: 800; color: var(--brand); margin: 0 0 12px; }
.price span { font-size: 14px; color: var(--sub); }
.tier ul { list-style: none; padding: 0; margin: 0 0 16px; color: var(--sub); font-size: 14px; }
.tier li { padding: 5px 0; border-bottom: 1px dashed var(--line); }
.pay-note { text-align: center; color: var(--sub); font-size: 13px; }

/* ls button */
.ls-btn {
  display: inline-flex; flex-direction: column; align-items: center; justify-content: center;
  background: var(--brand); color: #fff !important; font-weight: 700;
  padding: 10px 18px; border-radius: 10px; text-decoration: none !important; margin: 4px 0;
}
.ls-btn .ls-price { font-size: 15px; }
.ls-btn .ls-label { font-size: 12px; opacity: .9; }
.ls-note { font-size: 12px; color: var(--sub); margin: 6px 0 0; }

/* trial */
.trial-box { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px; max-width: 560px; }
.trial-box label { display: block; font-weight: 600; margin: 14px 0 6px; }
.trial-box select, .trial-box input {
  width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; font-size: 14px;
}
.trial-box button {
  margin-top: 16px; width: 100%; padding: 12px; border: 0; border-radius: 10px;
  background: var(--brand); color: #fff; font-weight: 700; cursor: pointer; font-size: 15px;
}
.trial-box button:hover { opacity: .92; }
.hint { font-size: 13px; color: var(--sub); margin: 6px 0 0; }
.status { font-size: 14px; color: var(--brand); min-height: 20px; }
.fine { color: var(--sub); font-size: 12.5px; max-width: 700px; }

/* 法务页（terms / privacy / refund） */
.legal { max-width: 720px; margin: 0 auto; }
.legal h1 { font-size: 30px; margin: 0 0 6px; }
.legal h2 { font-size: 18px; margin: 26px 0 8px; }
.legal p, .legal li { color: var(--sub); line-height: 1.7; font-size: 15px; }
.legal a { color: var(--brand); }
.footer-legal { margin: 6px 0 0; }
.footer-legal a { color: var(--sub); margin: 0 2px; }
.footer-legal a:hover { color: var(--brand); }

/* recipe card (catalog) */
.recipe { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.recipe-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.recipe h3 { margin: 0 0 10px; font-size: 17px; }
.hook-badge { font-size: 11px; background: #eef3ff; color: var(--brand); padding: 3px 9px; border-radius: 20px; font-weight: 700; text-transform: uppercase; letter-spacing: .3px; white-space: nowrap; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 12px; }
.chip { font-size: 12px; color: var(--sub); background: #f0f3f8; padding: 2px 8px; border-radius: 6px; }
.clip-note { font-size: 13px; color: var(--pending); background: #fdf3e3; border-radius: 8px; padding: 8px 10px; margin: 0 0 12px; }
.locked { background: #f7f9fc; border: 1px dashed var(--line); border-radius: 10px; padding: 12px; margin-bottom: 12px; }
.locked p { margin: 0 0 8px; color: var(--sub); font-size: 14px; }
.cta.mini { display: inline-block; padding: 7px 14px; border-radius: 9px; background: var(--brand); color: #fff !important; font-weight: 700; font-size: 13px; }
.cta.mini:hover { opacity: .92; text-decoration: none; }
.adapt p { margin: 4px 0; font-size: 13.5px; color: var(--sub); }
.adapt strong { color: var(--ink); }
.tok { background: #fff3d6; color: #8a5a00; padding: 1px 5px; border-radius: 5px; font-weight: 700; }

@media (max-width: 820px) {
  .value, .tiers { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
}