:root {
  --bg: #fafaf8;
  --surface: #ffffff;
  --surface-2: #f3f3ef;
  --border: #e6e4dd;
  --border-strong: #d6d3c8;
  --text: #1a1a1a;
  --text-dim: #5a5a55;
  --text-soft: #8a8a82;
  --accent: #b8853a;
  --accent-soft: #f4e9d0;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 4px 14px rgba(0,0,0,.04);
  --radius: 10px;
  --radius-sm: 6px;
  --max: 1180px;
}
[data-theme="dark"] {
  --bg: #0e0e0d;
  --surface: #19191a;
  --surface-2: #232324;
  --border: #2c2c2e;
  --border-strong: #3a3a3c;
  --text: #f2f1ea;
  --text-dim: #b0aea4;
  --text-soft: #7a7872;
  --accent: #d4a85a;
  --accent-soft: #2c2517;
  --shadow: 0 1px 2px rgba(0,0,0,.4), 0 4px 14px rgba(0,0,0,.3);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* TOPBAR */
.topbar {
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  padding-bottom: 14px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}
.brand svg { color: var(--text); }
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all .15s ease;
}
.theme-toggle:hover {
  color: var(--text);
  border-color: var(--border-strong);
  background: var(--surface-2);
}
.theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: block; }

/* HERO */
.hero {
  padding: 56px 0 32px;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.05;
  margin: 0 0 12px;
}
.hero .lede {
  font-size: 17px;
  color: var(--text-dim);
  max-width: 580px;
  margin: 0 0 28px;
}

/* SEARCH */
.search-row {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  padding: 0 14px;
  max-width: 560px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.search-row:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}
.search-icon { color: var(--text-soft); flex-shrink: 0; }
#search {
  flex: 1;
  border: none;
  background: transparent;
  padding: 14px 12px;
  font: inherit;
  font-size: 15px;
  color: var(--text);
  outline: none;
}
#search::placeholder { color: var(--text-soft); }
.search-row kbd {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  background: var(--surface-2);
  color: var(--text-dim);
  padding: 3px 7px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

/* FILTERS */
.filter-row {
  display: flex;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.chip {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 7px 14px;
  border-radius: 100px;
  font: inherit;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all .15s ease;
}
.chip:hover {
  color: var(--text);
  border-color: var(--border-strong);
}
.chip.active {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* CATEGORY SECTIONS */
.category {
  margin: 44px 0;
}
.category-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.category-header h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
  margin: 0;
}
.category-header .count-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-soft);
}

/* GRID */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}

/* CARD */
.card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  text-decoration: none;
  color: inherit;
  transition: transform .15s ease, border-color .15s ease, box-shadow .2s ease;
  position: relative;
}
.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.card:hover .arrow { transform: translate(2px, -2px); opacity: 1; }
.card:hover .card-name { color: var(--accent); }

.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 8px;
}
.card-name {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.005em;
  color: var(--text);
  margin: 0;
  transition: color .15s ease;
  line-height: 1.3;
}
.arrow {
  color: var(--text-soft);
  opacity: 0.6;
  transition: transform .2s ease, opacity .2s ease;
  flex-shrink: 0;
}
.card-url {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--text-dim);
  word-break: break-all;
  line-height: 1.4;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
  font-size: 11px;
  color: var(--text-soft);
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22c55e;
  display: inline-block;
}
.badge-custom {
  font-family: 'JetBrains Mono', monospace;
  font-size: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 3px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 600;
  margin-left: auto;
}

/* EMPTY */
.empty {
  text-align: center;
  color: var(--text-soft);
  padding: 60px 0;
  font-size: 15px;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  margin-top: 80px;
  padding: 24px 0;
  color: var(--text-soft);
  font-size: 13px;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
footer .count, footer .updated {
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
}

/* MOBILE */
@media (max-width: 640px) {
  .hero { padding: 36px 0 24px; }
  .search-row kbd { display: none; }
  .grid { grid-template-columns: 1fr; }
  .category { margin: 32px 0; }
}

/* HIDDEN STATE */
.is-hidden { display: none !important; }