:root {
  --ink: #1f1b18;
  --paper: #f6f1e7;
  --paper-2: #efe7d6;
  --paper-3: #e7dcc6;
  --seal: #9e2b25;
  --seal-2: #b8593b;
  --gold: #b08d57;
  --muted: #6f6657;
  --line: #d9cfbb;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --shadow: 0 8px 30px rgba(31, 27, 24, 0.10);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.container { width: min(1180px, 92vw); margin: 0 auto; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(246, 241, 231, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo { width: 42px; height: 42px; border-radius: 9px; flex: none; box-shadow: 0 2px 8px rgba(31,27,24,.18); }
.brand .name { font-family: var(--serif); font-size: 20px; font-weight: 700; letter-spacing: 1px; }
.brand .sub { font-size: 12px; color: var(--muted); letter-spacing: 2px; }
.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  padding: 8px 14px; border-radius: 8px; font-size: 15px; color: var(--ink);
  transition: background .2s, color .2s;
}
.nav a:hover { background: var(--paper-2); }
.nav a.active { color: var(--seal); font-weight: 600; }
.nav .btn-login {
  background: var(--ink); color: #fff; padding: 8px 16px; border-radius: 8px;
}
.nav .btn-login:hover { background: var(--seal); }
.user-pill {
  display: flex; align-items: center; gap: 10px;
  background: var(--paper-2); padding: 5px 6px 5px 14px; border-radius: 999px;
  font-size: 14px;
}
.user-pill .uname { font-weight: 600; }
.user-pill button {
  border: none; background: var(--seal); color: #fff; cursor: pointer;
  padding: 6px 12px; border-radius: 999px; font-size: 13px;
}
.menu-toggle { display: none; background: none; border: none; cursor: pointer; color: var(--ink); padding: 4px; }
.menu-toggle svg { width: 26px; height: 26px; display: block; }

/* ---------- Hero ---------- */
.hero {
  position: relative; border-radius: var(--radius); overflow: hidden;
  margin: 22px 0 0; min-height: 340px; display: flex; align-items: center;
  background: #ddd0b6;
}
.hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero .mask { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(31,27,24,.78), rgba(31,27,24,.30) 60%, rgba(31,27,24,0)); }
.hero .hero-text { position: relative; padding: 0 6vw; color: #f6f1e7; max-width: 640px; }
.hero h1 { font-family: var(--serif); font-size: 40px; margin: 0 0 12px; letter-spacing: 2px; }
.hero p { font-size: 16px; opacity: .92; margin: 0 0 22px; }
.hero .cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  padding: 11px 22px; border-radius: 999px; font-size: 15px; border: 1px solid transparent;
  transition: transform .15s, background .2s, color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--seal); color: #fff; }
.btn-ghost { background: rgba(246,241,231,.14); color: #f6f1e7; border-color: rgba(246,241,231,.5); }
.btn-outline { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-outline:hover { border-color: var(--seal); color: var(--seal); }

/* ---------- Section ---------- */
.section { padding: 40px 0; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 22px; gap: 12px; flex-wrap: wrap; }
.section-head h2 { font-family: var(--serif); font-size: 26px; margin: 0; letter-spacing: 1px; }
.section-head .hint { color: var(--muted); font-size: 14px; }
.rule { height: 3px; width: 54px; background: var(--seal); border-radius: 2px; margin: 10px 0 0; }

/* ---------- Category chips ---------- */
.chips { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.chip {
  padding: 9px 18px; border-radius: 999px; background: #fff; border: 1px solid var(--line);
  cursor: pointer; font-size: 14px; transition: all .2s;
}
.chip:hover { border-color: var(--gold); }
.chip.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.chip { display: inline-flex; align-items: center; gap: 7px; }
.chip-ic { display: inline-flex; align-items: center; }
.chip-ic svg { width: 17px; height: 17px; display: block; }

/* ---------- Cards ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; cursor: pointer; transition: transform .18s, box-shadow .18s;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card .thumb { aspect-ratio: 16/10; object-fit: cover; width: 100%; }
.card .body { padding: 16px 18px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card .tag {
  align-self: flex-start; font-size: 12px; color: var(--seal);
  background: rgba(158,43,37,.08); padding: 3px 10px; border-radius: 999px;
  display: inline-flex; align-items: center; gap: 5px;
}
.card .tag svg { width: 13px; height: 13px; display: block; }
.card h3 { font-family: var(--serif); font-size: 18px; margin: 2px 0; line-height: 1.4; }
.card .summary { color: var(--muted); font-size: 14px; flex: 1; }
.card .meta { display: flex; justify-content: space-between; font-size: 13px; color: var(--muted); border-top: 1px dashed var(--line); padding-top: 10px; }

/* ---------- Detail ---------- */
.detail-wrap { display: grid; grid-template-columns: 1.6fr 1fr; gap: 28px; padding: 36px 0; }
.detail-main .thumb { width: 100%; border-radius: var(--radius); aspect-ratio: 16/9; object-fit: cover; margin-bottom: 20px; }
.detail-main h1 { font-family: var(--serif); font-size: 28px; margin: 0 0 6px; }
.detail-main .tagline { color: var(--muted); margin-bottom: 18px; }
.detail-main p { margin: 0 0 14px; }
.detail-side {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; align-self: start; position: sticky; top: 88px;
}
.detail-side h4 { margin: 0 0 14px; font-family: var(--serif); font-size: 18px; }
.info-row { display: flex; justify-content: space-between; padding: 10px 0; border-bottom: 1px dashed var(--line); font-size: 14px; }
.info-row:last-child { border-bottom: none; }
.info-row .k { color: var(--muted); }
.cat-cell { display: inline-flex; align-items: center; gap: 7px; }
.cat-cell svg { width: 16px; height: 16px; color: var(--seal); display: block; }
.phone-mask { font-size: 20px; font-family: var(--serif); letter-spacing: 3px; color: var(--seal); }
.phone-full { font-size: 20px; font-family: var(--serif); letter-spacing: 1px; }
.lock-note { background: var(--paper-2); border-radius: 10px; padding: 14px; font-size: 14px; color: var(--muted); margin-top: 12px; }
.lock-note a { color: var(--seal); font-weight: 600; }

/* ---------- Forms ---------- */
.auth-wrap, .form-wrap { max-width: 520px; margin: 40px auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 32px; box-shadow: var(--shadow); }
.auth-wrap h2, .form-wrap h2 { font-family: var(--serif); text-align: center; margin: 0 0 6px; font-size: 26px; }
.auth-wrap .lead, .form-wrap .lead { text-align: center; color: var(--muted); margin: 0 0 24px; font-size: 14px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; margin-bottom: 6px; font-weight: 600; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 15px; font-family: inherit; background: var(--paper); color: var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--seal); background: #fff; }
.field textarea { resize: vertical; min-height: 90px; }
.checkline { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--muted); margin-bottom: 10px; }
.checkline input { margin-top: 4px; width: 16px; height: 16px; flex: none; }
.checkline a { color: var(--seal); }
.form-msg { font-size: 13px; margin: 8px 0 0; min-height: 18px; }
.form-msg.err { color: var(--seal); }
.form-msg.ok { color: #2f7d4f; }
.switch-line { text-align: center; margin-top: 18px; font-size: 14px; color: var(--muted); }
.switch-line a { color: var(--seal); font-weight: 600; }

/* ---------- Two column about ---------- */
.two-col { display: grid; grid-template-columns: 1.4fr 1fr; gap: 34px; align-items: start; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.panel h3 { font-family: var(--serif); font-size: 21px; margin: 0 0 14px; }
.panel p { color: #3a342c; font-size: 15px; }
.fact-list { list-style: none; padding: 0; margin: 0; }
.fact-list li { display: flex; gap: 10px; padding: 12px 0; border-bottom: 1px dashed var(--line); font-size: 15px; }
.fact-list li:last-child { border-bottom: none; }
.fact-list .k { color: var(--muted); min-width: 78px; }
.scope-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.scope-tags span { background: var(--paper-2); border-radius: 8px; padding: 6px 12px; font-size: 13px; }

/* ---------- Banner note ---------- */
.notice {
  background: rgba(158,43,37,.06); border: 1px solid rgba(158,43,37,.18);
  border-radius: 10px; padding: 14px 18px; font-size: 14px; color: #7a2a25;
  display: flex; gap: 10px; align-items: center; margin-bottom: 20px;
}
.notice .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--seal); flex: none; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: #cdbfa6; margin-top: 50px; }
.footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 30px; padding: 40px 0; }
.footer-inner h4 { color: #f6f1e7; font-family: var(--serif); font-size: 17px; margin: 0 0 12px; }
.footer-inner a, .footer-inner p { color: #cdbfa6; font-size: 14px; margin: 4px 0; display: block; }
.footer-inner a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(205,191,166,.18); padding: 16px 0; text-align: center; font-size: 13px; color: #9a8e78; }
.footer-bottom a, .footer-inner a[href] { color: #cdbfa6; text-decoration: none; border-bottom: 1px solid rgba(205,191,166,.5); }
.footer-bottom a:hover, .footer-inner a[href]:hover { color: #fff; border-bottom-color: #fff; }
.fact-list a[href] { color: var(--ink); text-decoration: none; border-bottom: 1px solid rgba(120,110,90,.4); }
.fact-list a[href]:hover { color: var(--seal); border-bottom-color: var(--seal); }

.empty { text-align: center; color: var(--muted); padding: 50px 0; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav { position: absolute; top: 68px; left: 0; right: 0; background: var(--paper);
         flex-direction: column; align-items: stretch; padding: 10px 4vw 16px;
         border-bottom: 1px solid var(--line); display: none; }
  .nav.open { display: flex; }
  .menu-toggle { display: block; }
  .hero h1 { font-size: 30px; }
  .detail-wrap, .two-col { grid-template-columns: 1fr; }
  .detail-side { position: static; }
  .footer-inner { grid-template-columns: 1fr; }
}