:root {
  --bg: #0d1117;
  --bg-soft: #161b22;
  --card: #161b22;
  --card-hover: #1b2330;
  --border: #30363d;
  --text: #e6edf3;
  --muted: #8b949e;
  --accent: #58a6ff;
  --green: #3fb950;
  --warn: #d29922;
  --radius: 14px;
  --shadow: 0 8px 24px rgba(1, 4, 9, 0.55);
}

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

body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.hero {
  padding: 3rem 1.5rem 1.75rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(88, 166, 255, 0.10), transparent 70%);
}

.hero h1 {
  margin: 0 0 0.25rem;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
}
.hero h1 span { color: var(--accent); }

.subtitle {
  margin: 0 0 1.5rem;
  color: var(--muted);
  font-size: 1rem;
}

.controls {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

#search {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.15s ease;
}
#search::placeholder { color: var(--muted); }
#search:focus { border-color: var(--accent); }

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
}

.chip {
  font-size: 0.85rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s ease;
}
.chip:hover { color: var(--text); border-color: var(--muted); }
.chip.is-active {
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
}

.grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 1.5rem 3rem;
}

.category { margin-bottom: 2rem; }

.category-title {
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.cat-count {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.72rem;
  border-radius: 999px;
  padding: 0.1rem 0.55rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
  background: var(--card-hover);
  box-shadow: var(--shadow);
}
.card.is-wip { opacity: 0.75; }

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.emoji { font-size: 1.6rem; line-height: 1; }

.status {
  font-size: 0.68rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
}
.status.active { color: var(--green); background: rgba(63, 185, 80, 0.12); }
.status.wip { color: var(--warn); background: rgba(210, 153, 34, 0.12); }

.card-title { margin: 0; font-size: 1.05rem; letter-spacing: -0.01em; }

.card-desc {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  flex: 1;
}

.card-foot {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.25rem;
}

.card-link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}
.card-link:hover { text-decoration: underline; }

.card-soon {
  color: var(--warn);
  font-size: 0.88rem;
  font-weight: 600;
}

.card-host {
  color: var(--muted);
  font-size: 0.75rem;
  word-break: break-all;
}

.empty {
  text-align: center;
  color: var(--muted);
  padding: 4rem 1rem;
}

.footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  padding: 1.25rem 1rem 2.5rem;
  border-top: 1px solid var(--border);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f6f8fa;
    --bg-soft: #ffffff;
    --card: #ffffff;
    --card-hover: #f6f8fa;
    --border: #d0d7de;
    --text: #1f2328;
    --muted: #59636e;
    --accent: #0969da;
    --green: #1a7f37;
    --warn: #9a6700;
    --shadow: 0 8px 24px rgba(140, 149, 159, 0.25);
  }
}

@media (max-width: 480px) {
  .hero { padding: 2rem 1rem 1.25rem; }
  .cards { grid-template-columns: 1fr; }
}