:root {
  --ink: #0c0e10;
  --paper: #14171a;
  --paper-2: #191d21;
  --line: #262b30;
  --text: #e8e6e1;
  --muted: #98a2ab;
  --accent: #d9a34a;
  --accent-soft: #3a2f1c;
  --good: #6fbf8b;
  --radius: 14px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Songti SC", Georgia, serif;
}

* { box-sizing: border-box; }

html { color-scheme: dark; }

body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a:hover { color: var(--accent); }

.wrap { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }

header.site {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--ink) 88%, transparent);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 20;
}

header.site .bar {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 64px;
}

.brand { display: flex; align-items: baseline; gap: 10px; font-weight: 650; letter-spacing: -0.01em; }
.brand .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); display: inline-block; }
.brand .sub { font-weight: 400; font-size: 12px; color: var(--muted); letter-spacing: 0.02em; }

nav.main { display: flex; gap: 22px; margin-left: auto; font-size: 14px; color: var(--muted); }
nav.main a:hover { color: var(--text); }
.lang { border: 1px solid var(--line); border-radius: 999px; padding: 3px 12px; font-size: 13px; color: var(--muted); }
.lang:hover { border-color: var(--accent); color: var(--accent); }

.hero { padding: 76px 0 44px; border-bottom: 1px solid var(--line); }
.hero h1 {
  font: 600 clamp(32px, 4.4vw, 54px)/1.12 var(--serif);
  letter-spacing: -0.02em;
  margin: 0 0 18px;
  max-width: 26ch;
  text-wrap: balance;
}
.hero p { color: var(--muted); max-width: 62ch; margin: 0 0 30px; font-size: 17px; }

.search { display: flex; gap: 10px; max-width: 620px; }
.search input {
  flex: 1;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  padding: 12px 20px;
  font: inherit;
  font-size: 15px;
  outline: none;
}
.search input:focus { border-color: var(--accent); }
.search button {
  background: var(--accent);
  color: #17130a;
  border: 0;
  border-radius: 999px;
  padding: 0 24px;
  font: 600 15px var(--sans);
  cursor: pointer;
}
.search button:hover { filter: brightness(1.06); }

.stats { display: flex; flex-wrap: wrap; gap: 40px; margin-top: 44px; }
.stat .n { font: 600 30px/1 var(--serif); letter-spacing: -0.01em; }
.stat .k { color: var(--muted); font-size: 13px; margin-top: 8px; letter-spacing: 0.04em; }

section.block { padding: 56px 0; border-bottom: 1px solid var(--line); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 26px; }
.section-head h2 { font: 600 26px/1.2 var(--serif); margin: 0; letter-spacing: -0.01em; }
.section-head p { color: var(--muted); margin: 6px 0 0; font-size: 14px; }
.section-head .more { color: var(--accent); font-size: 14px; white-space: nowrap; }

.cats { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.cat {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  background: var(--paper);
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.cat:hover { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); transform: translateY(-2px); }
.cat .name { font-weight: 600; font-size: 15px; }
.cat .blurb { color: var(--muted); font-size: 13px; margin-top: 6px; min-height: 2.6em; }
.cat .count { color: var(--accent); font: 500 12px var(--mono); margin-top: 10px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 14px; }

.card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  padding: 18px;
  height: 100%;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.card:hover { border-color: color-mix(in srgb, var(--accent) 45%, var(--line)); background: var(--paper-2); }
.card .top { display: flex; align-items: center; gap: 10px; }
.card .avatar { width: 26px; height: 26px; border-radius: 7px; background: var(--line); object-fit: cover; }
.card h3 { margin: 0; font-size: 15.5px; font-weight: 620; letter-spacing: -0.01em; }
.card .desc { color: var(--muted); font-size: 13.5px; line-height: 1.55; margin: 0; flex: 1; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card .foot { display: flex; align-items: center; gap: 14px; font: 500 12px var(--mono); color: var(--muted); }
.card .foot .cat-tag { color: var(--accent); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font: 500 11.5px var(--mono);
  border-radius: 999px;
  padding: 2px 9px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.badge.ok { color: var(--good); border-color: color-mix(in srgb, var(--good) 40%, var(--line)); }

.filters { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 22px; }
.filters input[type="search"], .filters select {
  background: var(--paper);
  border: 1px solid var(--line);
  color: var(--text);
  border-radius: 10px;
  padding: 9px 13px;
  font: inherit;
  font-size: 14px;
  outline: none;
}
.filters input[type="search"] { flex: 1; min-width: 220px; }
.filters input[type="search"]:focus, .filters select:focus { border-color: var(--accent); }
.filters label { color: var(--muted); font-size: 13px; display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }
.filters input[type="checkbox"] { width: 15px; height: 15px; accent-color: var(--accent); margin: 0; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.chip { border: 1px solid var(--line); border-radius: 999px; padding: 5px 13px; font-size: 13px; color: var(--muted); }
.chip:hover { color: var(--text); border-color: var(--muted); }
.chip.active { color: #17130a; background: var(--accent); border-color: var(--accent); font-weight: 600; }

.detail { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 40px; padding: 48px 0 64px; }
.detail h1 { font: 600 clamp(26px, 3.4vw, 38px)/1.18 var(--serif); margin: 8px 0 14px; letter-spacing: -0.02em; }
.detail .lede { color: var(--muted); font-size: 16px; margin: 0 0 26px; }
.detail .badges { display: flex; flex-wrap: wrap; gap: 8px; }
.detail h2 { font: 600 18px/1.3 var(--sans); margin: 34px 0 12px; }
.meta { border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); overflow: hidden; }
.meta div { display: flex; justify-content: space-between; gap: 16px; padding: 11px 16px; border-bottom: 1px solid var(--line); font-size: 13.5px; }
.meta div:last-child { border-bottom: 0; }
.meta .k { color: var(--muted); white-space: nowrap; }
.meta .v { text-align: right; word-break: break-word; }
.meta code { font: 12px var(--mono); }

pre.code {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px 16px;
  overflow-x: auto;
  font: 13px/1.6 var(--mono);
  color: #d6dde3;
}
pre.code .p { color: var(--accent); }

.prose { max-width: 72ch; }
.prose p { color: var(--muted); }
.prose ol, .prose ul { color: var(--muted); padding-left: 22px; }
.prose li { margin: 8px 0; }
.note { border-left: 2px solid var(--accent); padding: 4px 0 4px 16px; color: var(--muted); font-size: 14px; margin: 22px 0; }

footer.site { padding: 40px 0 60px; color: var(--muted); font-size: 13px; }
footer.site .row { display: flex; flex-wrap: wrap; gap: 18px; justify-content: space-between; }
footer.site a { color: var(--muted); }
footer.site a:hover { color: var(--accent); }

.empty { color: var(--muted); padding: 40px 0; text-align: center; }

@media (max-width: 860px) {
  .detail { grid-template-columns: 1fr; gap: 24px; }
  .hero { padding: 52px 0 34px; }
  nav.main { gap: 14px; }
  .stats { gap: 24px; }
}