:root {
  --bg: #f4f1ea;
  --bg-elevated: #fffdf8;
  --ink: #1c1914;
  --muted: #5c564c;
  --line: #ddd6c8;
  --accent: #9a3412;
  --accent-ink: #fffdf8;
  --navy: #1e3a4c;
  --ok: #3d5a3d;
  --font: "Segoe UI", "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --mono: "Cascadia Code", "Consolas", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }
code, .mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

.wrap {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 241, 234, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: inherit;
  text-decoration: none;
  line-height: 1.15;
}
.brand:hover { text-decoration: none; }
.brand img { width: 32px; height: 32px; display: block; }
.brand .brand-text { display: flex; flex-direction: column; }
.brand strong { font-size: 15px; letter-spacing: 0.04em; }
.brand span { font-size: 11px; color: var(--muted); }

.contact-reserved {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0 28px;
}
.contact-reserved div {
  background: var(--bg-elevated);
  border: 1px dashed var(--line);
  padding: 14px 16px;
}
.contact-reserved strong { display: block; font-size: 13px; }
.contact-reserved span { color: var(--muted); font-size: 13px; }
.contact-reserved a { color: var(--accent); }
.contact-card {
  margin: 28px 0;
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}
.contact-card h2 { margin: 0 0 8px; }
.contact-card .actions { margin-top: 12px; }

.scope-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

@media (max-width: 860px) {
  .contact-reserved, .scope-grid { grid-template-columns: 1fr; }
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.nav a {
  color: var(--ink);
  padding: 8px 10px;
  font-size: 14px;
  text-decoration: none;
}
.nav a.active, .nav a:hover { color: var(--accent); text-decoration: none; }

.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
}
.lang-switch button {
  border: 0;
  background: transparent;
  padding: 6px 10px;
  font: inherit;
  font-size: 12px;
  cursor: pointer;
  color: var(--muted);
}
.lang-switch button[aria-pressed="true"] {
  background: var(--navy);
  color: #fff;
}

.hero {
  padding: 56px 0 28px;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 40px;
  align-items: end;
}
.kicker {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}
h1, h2, h3 { font-weight: 650; letter-spacing: -0.02em; line-height: 1.2; }
h1 { font-size: clamp(32px, 5vw, 52px); margin: 0 0 16px; }
h2 { font-size: 26px; margin: 0 0 12px; }
h3 { font-size: 18px; margin: 0 0 8px; }
.lede { font-size: 18px; color: var(--muted); margin: 0; max-width: 42rem; }

.hero-aside {
  background: var(--navy);
  color: #efe8dc;
  padding: 22px 24px;
}
.hero-aside p { margin: 0 0 10px; }
.hero-aside p:last-child { margin: 0; color: #c9c0b2; font-size: 14px; }

.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { text-decoration: none; opacity: 0.92; }
.btn.ghost {
  background: transparent;
  color: var(--ink);
}

.section { padding: 28px 0 48px; }
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 20px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: inherit;
  text-decoration: none;
  min-height: 180px;
}
a.card:hover { text-decoration: none; border-color: var(--accent); }
.card .meta { font-size: 12px; color: var(--muted); font-family: var(--mono); }
.card h3 { margin: 0; }
.card p { margin: 0; color: var(--muted); font-size: 14px; flex: 1; }

.pills { display: flex; flex-wrap: wrap; gap: 6px; }
.pill {
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.pill.new {
  border-color: var(--accent);
  color: var(--accent);
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}
.filters button {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 6px 10px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.filters button[aria-pressed="true"] {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}

.article-hero { padding: 36px 0 8px; }
.crumb { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.crumb a { color: var(--muted); }
.official {
  display: inline-block;
  background: #ece7dc;
  padding: 4px 8px;
  margin: 8px 0 0;
}

.block {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 22px 24px;
  margin: 16px 0;
}
.block h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.num {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--accent);
}
.block ul { margin: 8px 0 0; padding-left: 18px; }
.block li { margin: 6px 0; }
.block p { margin: 0 0 10px; }
.block p:last-child { margin-bottom: 0; }

.cta {
  background: var(--navy);
  color: #efe8dc;
  padding: 24px;
  margin: 24px 0 8px;
}
.cta h2 { color: #fff; }
.cta p { color: #c9c0b2; }
.cta .btn { background: #fff; color: var(--navy); border-color: #fff; }

.form {
  display: grid;
  gap: 12px;
  max-width: 640px;
}
label { font-size: 13px; color: var(--muted); display: grid; gap: 6px; }
input, select, textarea {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  color: var(--ink);
}
textarea { min-height: 140px; resize: vertical; }

.site-footer {
  border-top: 1px solid var(--line);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 13px;
}
.footer-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

.catalog { display: grid; gap: 40px; }
.catalog-block .section-head { margin-bottom: 8px; }
.catalog-block .hint, .section > .hint { color: var(--muted); margin: 0 0 14px; font-size: 14px; }
.module-photo {
  width: 100%;
  height: 140px;
  object-fit: cover;
  background: #ece7dc;
  display: block;
}
.module-card { min-height: 0; padding: 0 0 16px; }
.module-card .meta, .module-card h3, .module-card p { padding: 0 18px; }
.module-card .meta { padding-top: 12px; }
.module-hero {
  width: 100%;
  max-height: 320px;
  object-fit: contain;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  display: block;
  margin-bottom: 8px;
}
.photo-gallery { margin: 0 0 18px; }
.photo-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.photo-thumbs a {
  width: 72px;
  height: 72px;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  overflow: hidden;
  display: block;
  padding: 0;
}
.photo-thumbs a.on { border-color: var(--accent); }
.photo-thumbs img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.filter-label {
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 8px;
  letter-spacing: 0.04em;
}
.filters.tight { margin-bottom: 10px; }
.group-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}
a.group-card {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  padding: 16px;
  color: inherit;
  text-decoration: none;
  min-height: 0;
}
a.group-card:hover { border-color: var(--accent); text-decoration: none; }
a.group-card h3 { margin: 0 0 6px; font-size: 16px; }
a.group-card p { margin: 0; font-size: 13px; color: var(--muted); }
.pill.group {
  border-color: var(--navy);
  color: var(--navy);
}
.crawl-zh {
  margin-top: 56px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

@media (max-width: 860px) {
  .hero, .grid, .group-grid { grid-template-columns: 1fr; }
  .nav { display: none; }
  .nav.open { display: flex; position: absolute; top: 64px; left: 0; right: 0; background: var(--bg); padding: 8px 20px 16px; border-bottom: 1px solid var(--line); }
  .menu-btn { display: inline-flex; }
}
.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  padding: 6px 10px;
  font: inherit;
  cursor: pointer;
}