:root {
  --bg: #0c0e12;
  --bg-elev: #12151b;
  --bg-elev2: #171b22;
  --bg-hover: #1c212a;
  --border: #242a34;
  --border-strong: #333b47;
  --text: #e7eaf0;
  --text-dim: #9aa4b2;
  --text-faint: #69727f;
  --accent: #2dd4bf;
  --accent-bright: #5eead4;
  --accent-dim: #0f2f2b;
  --danger: #f87171;
  --radius: 12px;
  --radius-sm: 8px;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --body: "Inter", system-ui, -apple-system, sans-serif;
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
code, pre, .mono { font-family: var(--mono); }
::selection { background: var(--accent); color: #04110f; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; gap: 20px;
  padding: 0 24px; height: 60px;
  background: rgba(12,14,18,.82);
  backdrop-filter: saturate(1.4) blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.brand-mark { color: var(--accent); }
.brand-name { font-family: var(--display); font-weight: 600; font-size: 18px; letter-spacing: -.02em; }
.brand-accent { color: var(--accent); }
.header-search {
  flex: 1; max-width: 560px; margin: 0 auto;
  display: flex; align-items: center; gap: 9px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: 999px; padding: 0 16px; height: 40px;
  color: var(--text-faint); transition: border-color .15s, background .15s;
}
.header-search:focus-within { border-color: var(--accent); background: var(--bg-elev2); color: var(--accent); }
.header-search input {
  flex: 1; background: none; border: none; outline: none;
  color: var(--text); font-family: var(--body); font-size: 14.5px; height: 100%;
}
.header-nav { flex-shrink: 0; }
.nav-link { color: var(--text-dim); font-size: 14px; transition: color .15s; }
.nav-link:hover { color: var(--text); }

/* ---------- layout ---------- */
.app { max-width: var(--maxw); margin: 0 auto; padding: 0 24px 64px; min-height: 60vh; }
.loading { padding: 80px 0; text-align: center; color: var(--text-faint); }

/* ---------- hero ---------- */
.hero { padding: 56px 0 32px; border-bottom: 1px solid var(--border); margin-bottom: 28px; }
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 12.5px; letter-spacing: .04em; text-transform: uppercase;
  color: var(--accent); font-weight: 500; margin-bottom: 16px;
  background: var(--accent-dim); padding: 5px 11px; border-radius: 999px;
}
.hero h1 {
  font-family: var(--display); font-weight: 600; font-size: clamp(30px, 5vw, 46px);
  line-height: 1.05; letter-spacing: -.03em; margin: 0 0 14px; max-width: 15ch;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { font-size: 17px; color: var(--text-dim); margin: 0; max-width: 56ch; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 28px; margin-top: 28px; }
.stat .num { font-family: var(--display); font-size: 26px; font-weight: 600; letter-spacing: -.02em; }
.stat .lbl { font-size: 13px; color: var(--text-faint); margin-top: 2px; }
.stat .num .unit { color: var(--accent); }

/* ---------- toolbar ---------- */
.toolbar {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  margin-bottom: 22px;
}
.toolbar .count { color: var(--text-dim); font-size: 14px; margin-right: auto; }
.toolbar .count b { color: var(--text); font-weight: 600; }
.select-wrap { position: relative; }
.select-wrap svg { position: absolute; right: 10px; top: 50%; transform: translateY(-50%); pointer-events: none; color: var(--text-faint); }
select {
  appearance: none; background: var(--bg-elev); color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 8px 32px 8px 12px; font-family: var(--body); font-size: 13.5px;
  cursor: pointer; transition: border-color .15s;
}
select:hover { border-color: var(--border-strong); }
select:focus { outline: none; border-color: var(--accent); }

/* ---------- skill grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 16px; }
.card {
  display: flex; flex-direction: column; gap: 10px;
  background: var(--bg-elev); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 18px 16px;
  cursor: pointer; transition: border-color .15s, transform .12s, background .15s;
}
.card:hover { border-color: var(--border-strong); background: var(--bg-elev2); transform: translateY(-2px); }
.card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; }
.card-name { font-family: var(--display); font-weight: 600; font-size: 17px; letter-spacing: -.01em; line-height: 1.25; }
.card-owner { display: inline-block; font-size: 12.5px; color: var(--text-dim); font-family: var(--mono); }
.card-desc {
  color: var(--text-dim); font-size: 13.5px; line-height: 1.55; margin: 0;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.card-meta { display: flex; align-items: center; gap: 14px; margin-top: auto; padding-top: 6px; color: var(--text-faint); font-size: 12px; }
.card-meta .mi { display: inline-flex; align-items: center; gap: 5px; }
.card-meta .mi-fix { color: var(--accent); }

/* hardened badge */
.badge-hardened {
  display: inline-flex; align-items: center; gap: 5px; flex-shrink: 0;
  font-size: 11.5px; font-weight: 500; color: var(--accent);
  background: var(--accent-dim); border: 1px solid #17403a;
  padding: 3px 9px; border-radius: 999px; white-space: nowrap;
}

/* chips */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--bg-elev2); border: 1px solid var(--border);
  color: var(--text-dim); font-size: 12.5px; font-family: var(--mono);
  padding: 4px 10px; border-radius: 999px; cursor: pointer; transition: all .15s;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent-dim); border-color: #17403a; color: var(--accent); }

/* buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px; justify-content: center;
  font-family: var(--body); font-size: 14px; font-weight: 500;
  padding: 10px 16px; border-radius: var(--radius-sm); cursor: pointer;
  border: 1px solid var(--border-strong); background: var(--bg-elev2); color: var(--text);
  transition: all .15s;
}
.btn:hover { border-color: var(--accent); background: var(--bg-hover); }
.btn-primary { background: var(--accent); color: #04110f; border-color: var(--accent); font-weight: 600; }
.btn-primary:hover { background: var(--accent-bright); border-color: var(--accent-bright); }

/* ---------- detail ---------- */
.detail { padding-top: 28px; }
.back { display: inline-flex; align-items: center; gap: 6px; color: var(--text-dim); font-size: 13.5px; margin-bottom: 22px; }
.back:hover { color: var(--accent); }
.detail-head { display: flex; align-items: flex-start; gap: 16px; flex-wrap: wrap; }
.detail-title { font-family: var(--display); font-weight: 600; font-size: clamp(26px,4vw,36px); letter-spacing: -.02em; margin: 0; line-height: 1.1; }
.detail-sub { display: flex; align-items: center; gap: 12px; margin-top: 10px; flex-wrap: wrap; }
.detail-desc { color: var(--text-dim); font-size: 16px; margin: 18px 0 0; max-width: 72ch; }
.detail-actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 24px 0 8px; }

.layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 32px; margin-top: 28px; align-items: start; }
.detail-main { min-width: 0; }
.detail-main .md { overflow-wrap: anywhere; }
@media (max-width: 860px) { .layout { grid-template-columns: 1fr; } }

/* provenance / usage side panel */
.panel { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.panel h3 { font-family: var(--display); font-size: 14px; font-weight: 600; margin: 0 0 14px; color: var(--text); text-transform: uppercase; letter-spacing: .05em; }
.kv { display: flex; flex-direction: column; gap: 12px; }
.kv-row { display: flex; flex-direction: column; gap: 3px; }
.kv-row .k { font-size: 11.5px; color: var(--text-faint); text-transform: uppercase; letter-spacing: .04em; }
.kv-row .v { font-size: 13px; word-break: break-all; }
.kv-row .v.mono { font-family: var(--mono); font-size: 12.5px; }
.kv-row a.v { color: var(--accent); }

/* code / install blocks */
.codeblock { position: relative; background: #090b0e; border: 1px solid var(--border); border-radius: var(--radius-sm); margin: 10px 0; }
.codeblock .cb-label { font-size: 11px; color: var(--text-faint); padding: 8px 12px 0; text-transform: uppercase; letter-spacing: .05em; }
.codeblock pre { margin: 0; padding: 10px 12px; overflow-x: auto; font-size: 12.5px; line-height: 1.6; color: #cfe9e4; }
.codeblock .copy { position: absolute; top: 7px; right: 7px; background: var(--bg-elev2); border: 1px solid var(--border); color: var(--text-dim); font-size: 11px; padding: 4px 8px; border-radius: 6px; cursor: pointer; }
.codeblock .copy:hover { color: var(--accent); border-color: var(--accent); }
.codeblock .copy.ok { color: var(--accent); border-color: var(--accent); }

/* tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 20px; flex-wrap: wrap; }
.tab { padding: 10px 14px; font-size: 14px; color: var(--text-dim); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }
.tab .tab-count { color: var(--text-faint); font-size: 12px; margin-left: 5px; }

/* rendered markdown */
.md { font-size: 14.5px; line-height: 1.7; color: var(--text); }
.md h1, .md h2, .md h3 { font-family: var(--display); letter-spacing: -.01em; margin: 1.4em 0 .5em; line-height: 1.25; }
.md h1 { font-size: 24px; } .md h2 { font-size: 20px; border-bottom: 1px solid var(--border); padding-bottom: .3em; } .md h3 { font-size: 16px; }
.md p { margin: .7em 0; color: var(--text-dim); }
.md a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }
.md ul, .md ol { padding-left: 1.4em; color: var(--text-dim); }
.md li { margin: .3em 0; }
.md code { background: var(--bg-elev2); padding: .12em .4em; border-radius: 4px; font-size: .88em; color: var(--accent-bright); }
.md pre { background: #090b0e; border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px; overflow-x: auto; }
.md pre code { background: none; padding: 0; color: #cfe9e4; }
.md table { border-collapse: collapse; width: 100%; margin: 1em 0; font-size: 13px; }
.md th, .md td { border: 1px solid var(--border); padding: 7px 11px; text-align: left; }
.md th { background: var(--bg-elev2); color: var(--text); }
.md td { color: var(--text-dim); }
.md blockquote { border-left: 3px solid var(--accent); margin: 1em 0; padding: .2em 1em; color: var(--text-dim); background: var(--bg-elev); }
.md img { max-width: 100%; border-radius: 8px; }

/* files + versions */
.filelist, .verlist { display: flex; flex-direction: column; gap: 2px; }
.filerow { display: flex; align-items: center; justify-content: space-between; padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: var(--bg-elev); font-size: 13px; }
.filerow .fp { font-family: var(--mono); font-size: 12.5px; color: var(--text); }
.filerow .fs { color: var(--text-faint); font-size: 12px; }

/* ---------- states ---------- */
.empty { text-align: center; padding: 72px 0; color: var(--text-faint); }
.empty svg { color: var(--border-strong); margin-bottom: 12px; }
.loadmore-wrap { text-align: center; margin-top: 32px; }

/* about */
.about { padding: 40px 0; max-width: 72ch; }
.about h2 { font-family: var(--display); font-size: 26px; letter-spacing: -.02em; }
.about p { color: var(--text-dim); }
.about code { background: var(--bg-elev2); padding: .12em .4em; border-radius: 4px; font-family: var(--mono); font-size: .9em; color: var(--accent-bright); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; padding: 28px 24px 48px; color: var(--text-dim); font-size: 13px; }
.footer-inner code { font-family: var(--mono); color: var(--accent); font-size: 12.5px; }
.footer-dim { color: var(--text-faint); margin-top: 6px; }

.skeleton { background: linear-gradient(90deg, var(--bg-elev) 25%, var(--bg-elev2) 50%, var(--bg-elev) 75%); background-size: 200% 100%; animation: sk 1.3s infinite; border-radius: var(--radius); height: 150px; }
@keyframes sk { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* api docs */
.apidoc { padding-top: 28px; }
.apilist { display: flex; flex-direction: column; gap: 16px; margin-top: 24px; }
.ep { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.ep-head { display: flex; align-items: center; gap: 10px; margin-bottom: 7px; }
.ep-method { font-family: var(--mono); font-size: 11.5px; font-weight: 500; color: var(--accent); background: var(--accent-dim); border: 1px solid #17403a; padding: 3px 9px; border-radius: 6px; }
.ep-path { font-family: var(--mono); font-size: 14px; color: var(--text); }
.ep-desc { color: var(--text-dim); font-size: 13.5px; margin: 0 0 6px; }
.ep-desc code, .detail-desc code { background: var(--bg-elev2); padding: .1em .38em; border-radius: 4px; font-family: var(--mono); font-size: .85em; color: var(--accent-bright); }
.schema { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 13px; }
.schema th, .schema td { border: 1px solid var(--border); padding: 8px 11px; text-align: left; vertical-align: top; }
.schema th { background: var(--bg-elev2); color: var(--text); font-weight: 500; }
.schema td { color: var(--text-dim); }
.schema td.mono { font-family: var(--mono); font-size: 12.5px; color: var(--text); }