:root {
  --bg: #0b0f1a;
  --surface: #131826;
  --surface-2: #1b2236;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #818cf8;
  --good: #22c55e;
  --bad: #ef4444;
  --warn: #f59e0b;
  --border: #1f2a44;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface), var(--bg));
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(4px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.brand h1 {
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.2px;
  font-weight: 700;
}
.brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  display: inline-block;
}
.brand .tag {
  color: var(--muted);
  font-size: 12px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.btn {
  background: var(--surface-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  transition: all 120ms ease;
}
.btn:hover {
  background: var(--accent);
  color: #0b0f1a;
  border-color: var(--accent);
}
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.pill {
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
}
.pill.muted {
  color: var(--muted);
}
.pill.good {
  color: var(--good);
  border-color: rgba(34, 197, 94, 0.4);
}
.pill.bad {
  color: var(--bad);
  border-color: rgba(239, 68, 68, 0.4);
}

.tabs {
  display: flex;
  gap: 4px;
  padding: 12px 24px 0;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
}
.tab {
  background: transparent;
  color: var(--muted);
  border: 0;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 13px;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border-bottom: 2px solid transparent;
  transition: all 120ms ease;
}
.tab:hover {
  color: var(--text);
}
.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
  background: var(--surface);
}

.filter-bar {
  padding: 12px 24px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}
.filter-bar:empty {
  display: none;
}
.filter-bar input[type="text"] {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  min-width: 220px;
}
.filter-bar input[type="text"]:focus {
  outline: 1px solid var(--accent);
  border-color: var(--accent);
}
.chip {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
}
.chip.active {
  background: var(--accent);
  color: #0b0f1a;
  border-color: var(--accent);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
  padding: 18px 24px 64px;
}

.loading,
.empty {
  grid-column: 1 / -1;
  color: var(--muted);
  padding: 48px;
  text-align: center;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 120ms ease, border-color 120ms ease;
  cursor: pointer;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.card-banner {
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 30px;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  background: linear-gradient(135deg, #1f2937, #0ea5e9);
}

.card-body {
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}
.card-title {
  font-weight: 600;
  color: var(--text);
  font-size: 14px;
  line-height: 1.3;
  word-break: break-word;
}
.card-author {
  color: var(--muted);
  font-size: 12px;
}
.card-desc {
  color: var(--text);
  font-size: 12px;
  line-height: 1.4;
  opacity: 0.85;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 6px;
  border-top: 1px dashed var(--border);
  font-size: 11px;
  color: var(--muted);
}
.card-meta .stat {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}
.card-meta .stat strong {
  color: var(--text);
  font-weight: 600;
}

.delta-up {
  color: var(--good);
}
.delta-down {
  color: var(--bad);
}
.delta-new {
  color: var(--accent-2);
}
.delta-stale {
  color: var(--warn);
}

.sdk-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
}
.sdk-badge.gradio { color: #fb923c; border-color: rgba(251, 146, 60, 0.4); }
.sdk-badge.streamlit { color: #fb7185; border-color: rgba(251, 113, 133, 0.4); }
.sdk-badge.docker { color: #38bdf8; border-color: rgba(56, 189, 248, 0.4); }
.sdk-badge.static { color: #a78bfa; border-color: rgba(167, 139, 250, 0.4); }

.footer {
  padding: 24px;
  border-top: 1px solid var(--border);
  font-size: 12px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.muted {
  color: var(--muted);
}

/* Modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(11, 15, 26, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  backdrop-filter: blur(4px);
  padding: 24px;
}
.modal.hidden {
  display: none;
}
.modal-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  max-width: 720px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 24px 28px 28px;
  position: relative;
  box-shadow: var(--shadow);
}
.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: transparent;
  color: var(--muted);
  border: 0;
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

.modal-body h2 {
  font-size: 18px;
  margin: 0 0 8px;
}
.modal-body .row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 6px 0;
  font-size: 13px;
  color: var(--muted);
}
.modal-body .row strong { color: var(--text); }
.modal-body .desc {
  margin: 12px 0;
  color: var(--text);
}

.spark {
  width: 100%;
  height: 100px;
  margin: 12px 0;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.snap-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
  margin-top: 12px;
}
.snap-table th,
.snap-table td {
  text-align: left;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
}
.snap-table th {
  color: var(--muted);
  font-weight: 500;
}

@media (max-width: 640px) {
  .topbar { flex-direction: column; align-items: stretch; gap: 10px; }
  .grid { padding: 16px; gap: 12px; grid-template-columns: 1fr 1fr; }
  .tabs { padding: 8px 12px 0; overflow-x: auto; }
  .tab { padding: 8px 10px; font-size: 12px; }
  .filter-bar { padding: 10px 16px; }
}
@media (max-width: 420px) {
  .grid { grid-template-columns: 1fr; }
}