:root {
  --bg: #0f1117;
  --bg-elev: #171a23;
  --border: #2a2e3a;
  --text: #e6e8ee;
  --text-dim: #9aa0ad;
  --accent: #7c9bff;
  --accent-2: #5ee6c5;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  padding: 48px 24px 24px;
  text-align: center;
}

.site-header h1 {
  margin: 0 0 8px;
  font-size: 2.2rem;
  letter-spacing: 0.5px;
}

.subtitle {
  color: var(--text-dim);
  margin: 0;
}

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

main {
  flex: 1;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px 48px;
}

.status {
  text-align: center;
  color: var(--text-dim);
  padding: 24px 0;
}

.status.error { color: #ff8080; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.card {
  position: relative;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--accent);
}

.card-filename {
  font-size: 0.78rem;
  color: var(--accent-2);
  font-family: "SF Mono", Consolas, monospace;
  margin: 0 0 8px;
  word-break: break-all;
}

.card-desc {
  margin: 0 0 16px;
  font-size: 0.95rem;
  line-height: 1.5;
  min-height: 2.8em;
}

.card-meta {
  font-size: 0.78rem;
  color: var(--text-dim);
  margin: 0;
}

.card-actions {
  display: flex;
  gap: 10px;
  margin-top: 16px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}

.card:hover .card-actions,
.card:focus-within .card-actions {
  opacity: 1;
  transform: translateY(0);
}

.card-btn {
  flex: 1;
  padding: 9px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: #1f232f;
  color: var(--text);
  font-size: 0.82rem;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.card-btn:hover {
  border-color: var(--accent);
  background: #232838;
}

.card-btn.install {
  border-color: var(--accent);
  color: var(--accent);
}

.card-btn.view {
  border-color: #4ade80;
  color: #4ade80;
}

.card-btn.update {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: #232838;
  border: 1px solid var(--accent);
  color: var(--text);
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.88rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 100;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.site-footer {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  padding: 16px 0 32px;
}