/* ============================================================
   Awesome JAX library explorer
   Clean, flat, light theme. No external fonts or dependencies.
   ============================================================ */

:root {
  --bg: #ffffff;
  --canvas: #f6f8fa;
  --surface: #ffffff;
  --border: #d0d7de;
  --border-muted: #d8dee4;

  --text: #1f2328;
  --text-muted: #59636e;
  --text-subtle: #6e7781;

  --accent: #0969da;
  --accent-hover: #0550ae;
  --accent-bg: #ddf4ff;
  --accent-border: #54aeff;

  --active: #1a7f37;
  --upcoming: #8250df;
  --inactive: #6e7781;
  --star: #9a6700;

  --radius: 8px;
  --radius-sm: 6px;
  --shadow-card: 0 1px 0 rgba(31, 35, 40, 0.04);
  --shadow-hover: 0 3px 8px rgba(31, 35, 40, 0.10);

  --wrap: 1180px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

/* ---------------- Header ---------------- */
.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
}
.brand {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
}
.brand:hover { text-decoration: none; }

.header-actions { display: flex; align-items: center; gap: 0.6rem; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.8rem;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid var(--border);
  background: var(--canvas);
  color: var(--text);
  transition: background 0.15s ease, border-color 0.15s ease;
}
.btn:hover { background: #eef1f4; text-decoration: none; }
.btn-primary {
  color: #ffffff;
  background: var(--accent);
  border-color: var(--accent);
}
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); }

.header-hero { padding-block: 1.75rem 1.5rem; }
.header-hero h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}
.tagline { margin: 0; color: var(--text-muted); font-size: 1.05rem; }
.stats {
  margin: 0.9rem 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}
.stats .sep { color: var(--border); padding-inline: 0.45rem; }
.stats strong { color: var(--text); font-weight: 600; }

/* ---------------- Controls ---------------- */
.controls {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding-block: 0.9rem;
}

.search-wrap { position: relative; display: flex; align-items: center; }
.search-icon { position: absolute; left: 0.75rem; color: var(--text-subtle); pointer-events: none; }
#search {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.55rem 2.4rem;
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
#search::placeholder { color: var(--text-subtle); }
#search:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
#search::-webkit-search-cancel-button { display: none; }
.clear-search {
  position: absolute;
  right: 0.6rem;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: var(--text-subtle);
  background: transparent;
}
.clear-search:hover { color: var(--text); background: var(--canvas); }

.control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

/* Status segmented control */
.status-filter {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.seg-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border: none;
  border-left: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}
.seg-btn:first-child { border-left: none; }
.seg-btn:hover { background: var(--canvas); color: var(--text); }
.seg-btn[aria-pressed="true"] { background: var(--accent-bg); color: var(--accent); font-weight: 600; }
.seg-btn .dot { width: 8px; height: 8px; border-radius: 50%; }
.seg-count { color: var(--text-subtle); font-variant-numeric: tabular-nums; }
.seg-btn[aria-pressed="true"] .seg-count { color: var(--accent); }

/* Sort */
.sort-wrap { display: inline-flex; align-items: center; gap: 0.5rem; }
.sort-wrap label { color: var(--text-muted); font-size: 0.85rem; }
.select-shell { position: relative; display: inline-flex; align-items: center; }
#sort {
  appearance: none;
  -webkit-appearance: none;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.4rem 1.9rem 0.4rem 0.7rem;
  cursor: pointer;
  outline: none;
}
#sort:hover { background: var(--canvas); }
#sort:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-bg); }
.select-caret { position: absolute; right: 0.6rem; color: var(--text-subtle); pointer-events: none; }

/* Category chips */
.category-filter { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 0.75rem; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 2rem;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip:hover { background: var(--canvas); color: var(--text); border-color: var(--border-muted); }
.chip-count { font-size: 0.72rem; color: var(--text-subtle); font-variant-numeric: tabular-nums; }
.chip[aria-pressed="true"] {
  background: var(--accent-bg);
  border-color: var(--accent-border);
  color: var(--accent);
  font-weight: 600;
}
.chip[aria-pressed="true"] .chip-count { color: var(--accent); }

/* ---------------- Result bar ---------------- */
.result-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 1.25rem 0 1rem;
  min-height: 28px;
}
.result-count { color: var(--text-muted); font-size: 0.9rem; }
.result-count strong { color: var(--text); font-weight: 600; }
.clear-filters {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text-muted);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
}
.clear-filters:hover { background: var(--canvas); color: var(--text); }

/* ---------------- Grid + cards ---------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
  padding-bottom: 3rem;
}
.card {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-card);
  color: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.card:hover { border-color: var(--text-subtle); box-shadow: var(--shadow-hover); text-decoration: none; }
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.card.is-inactive { background: var(--canvas); }

.card-head { display: flex; align-items: baseline; justify-content: space-between; gap: 0.6rem; }
.card-name { font-size: 1rem; font-weight: 600; color: var(--text); word-break: break-word; }
.card:hover .card-name { color: var(--accent); }
.card-stars {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}
.card-stars svg { color: var(--star); }

.card-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem; }
.card-cat {
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--canvas);
  border: 1px solid var(--border-muted);
  padding: 0.12rem 0.5rem;
  border-radius: 2rem;
}
.card-status {
  display: inline-flex;
  align-items: center;
  gap: 0.32rem;
  font-size: 0.74rem;
  color: var(--text-muted);
  margin-left: auto;
}
.card-status .dot { width: 7px; height: 7px; border-radius: 50%; }

.card-desc {
  margin: 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.card-foot {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding-top: 0.55rem;
  border-top: 1px solid var(--border-muted);
  margin-top: auto;
  font-size: 0.74rem;
  color: var(--text-subtle);
}
.card-foot svg { color: var(--text-subtle); }

.dot-active { background: var(--active); }
.dot-up-and-coming { background: var(--upcoming); }
.dot-inactive { background: var(--inactive); }

/* ---------------- Empty state ---------------- */
.empty { text-align: center; padding: 3.5rem 1rem 4.5rem; color: var(--text-muted); }
.empty-icon { color: var(--text-subtle); margin-bottom: 0.75rem; }
.empty h2 { margin: 0 0 0.35rem; font-size: 1.2rem; color: var(--text); font-weight: 600; }
.empty p { margin: 0 0 1.25rem; }

/* ---------------- Footer ---------------- */
.site-footer { border-top: 1px solid var(--border); background: var(--bg); }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
  padding-block: 1.5rem 2rem;
}
.footer-meta { margin: 0; color: var(--text-subtle); font-size: 0.82rem; }
.footer-links { margin: 0; font-size: 0.85rem; }
.footer-links a { color: var(--accent); font-weight: 500; }
.footer-links .dot { color: var(--border); margin-inline: 0.5rem; }

/* ---------------- Focus ---------------- */
.btn:focus-visible,
.brand:focus-visible,
.seg-btn:focus-visible,
.chip:focus-visible,
#sort:focus-visible,
.clear-filters:focus-visible,
.clear-search:focus-visible,
.footer-links a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------------- Utilities ---------------- */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ---------------- Responsive ---------------- */
@media (max-width: 640px) {
  .header-actions .btn span { display: none; }
  .control-row { gap: 0.6rem; }
  .sort-wrap { width: 100%; justify-content: space-between; }
  .status-filter { width: 100%; }
  .seg-btn { flex: 1; justify-content: center; padding: 0.4rem 0.3rem; }
  .seg-btn .seg-count { display: none; }
  .grid { grid-template-columns: 1fr; }
  .category-filter { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 0.35rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}