:root {
  --bg: #0d1117;
  --surface: #161b22;
  --surface-hover: #1c2128;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --green: #3fb950;
  --green-dim: rgba(63, 185, 80, 0.15);
  --green-border: rgba(63, 185, 80, 0.3);
  --blue-dim: rgba(88, 166, 255, 0.1);
  --blue-border: rgba(88, 166, 255, 0.3);
  --badge-absent-bg: #21262d;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

/* ── Header ── */
header {
  padding: 2rem 1.5rem 1.5rem;
  border-bottom: 1px solid var(--border);
  max-width: 1200px;
  margin: 0 auto;
}

header h1 {
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--accent);
  font-family: monospace;
  letter-spacing: -0.5px;
}

header p {
  color: var(--text-muted);
  margin-top: 0.3rem;
  font-size: 0.875rem;
}

.controls {
  margin-top: 1rem;
  display: flex;
  gap: 0.75rem;
  align-items: center;
  flex-wrap: wrap;
}

.controls label {
  color: var(--text-muted);
  font-size: 0.8rem;
}

select {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  outline: none;
}

select:hover { border-color: var(--accent); }

.count {
  color: var(--text-muted);
  font-size: 0.8rem;
  margin-left: auto;
}

/* ── Grid ── */
main {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 1rem;
  padding: 1.5rem;
}

/* ── Card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.15s, background 0.15s;
}

.card:hover {
  border-color: #484f58;
  background: var(--surface-hover);
}

.card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
}

.card__author {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.card__handle {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.card__display {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.vote-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  background: var(--blue-dim);
  color: var(--accent);
  border: 1px solid var(--blue-border);
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.8rem;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.15s;
}

.vote-btn:hover { background: rgba(88, 166, 255, 0.2); }

.vote-btn .vote-count {
  font-weight: 600;
}

/* ── Description ── */
.card__desc {
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1.5;
}

/* ── File Badges ── */
.card__files {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.badge {
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-family: monospace;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.badge--present {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid var(--green-border);
}

.badge--absent {
  background: var(--badge-absent-bg);
  color: var(--text-muted);
  border: 1px solid var(--border);
  opacity: 0.45;
}

/* ── Tags ── */
.card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.tag {
  font-size: 0.72rem;
  color: var(--accent);
  opacity: 0.8;
}

/* ── Footer ── */
.card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
  margin-top: auto;
  gap: 0.5rem;
}

.card__footer a {
  color: var(--accent);
  text-decoration: none;
}

.card__footer a:hover { text-decoration: underline; }

.card__meta { opacity: 0.7; }

/* ── Loading / Empty states ── */
.state-msg {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--text-muted);
  padding: 3rem 1rem;
  font-size: 0.9rem;
}

/* ── Page footer ── */
footer {
  text-align: center;
  padding: 2rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  border-top: 1px solid var(--border);
  margin-top: 1rem;
}

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

footer a:hover { text-decoration: underline; }

/* ── Responsive ── */
@media (max-width: 480px) {
  header { padding: 1.25rem 1rem; }
  main { padding: 1rem; gap: 0.75rem; }
  .card { padding: 1rem; }
  .controls { gap: 0.5rem; }
  .count { margin-left: 0; width: 100%; }
}