:root {
  --bg: #F7F7F4;
  --surface: #FFFFFF;
  --border: #E4E2DC;
  --text: #1B1F23;
  --text-2: #6B6F76;
  --text-muted: #9A9790;
  --accent: #0E7C66;
  --accent-soft: #E4F3EF;
  --ai: #6D5AE6;
  --ai-soft: #EDEAFB;
  --danger: #C23B22;
  --radius: 10px;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: 'Inter', system-ui, sans-serif; -webkit-font-smoothing: antialiased;
}

.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px; border-bottom: 1px solid var(--border);
  background: var(--surface); position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 600; letter-spacing: -0.01em; }
.brand-mark { color: var(--accent); }
.usage-widget {
  font-family: var(--mono); font-size: 12px; color: var(--text-2);
  background: var(--accent-soft); padding: 6px 12px; border-radius: 999px;
}

.app { max-width: 980px; margin: 0 auto; padding: 24px; }

.search-form { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 28px; }
.search-form input[type=text] { flex: 1; min-width: 220px; }
.search-form input, .search-form select, .search-form button {
  padding: 9px 12px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); font-family: inherit; font-size: 14px; color: var(--text);
}
.search-form button {
  background: var(--text); color: var(--surface); border-color: var(--text);
  cursor: pointer; font-weight: 500;
}
.search-form button:hover { opacity: .9; }
.search-form button:disabled { opacity: .5; cursor: not-allowed; }

.run-row {
  display: flex; align-items: center; gap: 14px; padding: 14px 16px;
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); margin-bottom: 8px; cursor: pointer;
  transition: border-color .15s;
}
.run-row:hover { border-color: var(--accent); }
.run-row .q { font-weight: 500; flex: 1; }
.run-row .tag {
  font-size: 12px; color: var(--text-2); background: var(--bg);
  border: 1px solid var(--border); padding: 2px 8px; border-radius: 6px;
}
.run-row .count { font-family: var(--mono); font-size: 13px; color: var(--text-2); }
.run-row .time { font-size: 12px; color: var(--text-muted); min-width: 90px; text-align: right; }
.run-row .status-pending { color: var(--ai); font-family: var(--mono); font-size: 12px; }
.run-row .status-failed { color: var(--danger); font-family: var(--mono); font-size: 12px; }

.run-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; flex-wrap: wrap; gap: 10px;
}
.back-link { color: var(--text-2); text-decoration: none; font-size: 14px; }
.back-link:hover { color: var(--text); }
.rerun-btn {
  padding: 8px 14px; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; font-size: 13px; font-weight: 500;
}
.rerun-btn:disabled { opacity: .5; cursor: not-allowed; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; }
.card { display: flex; flex-direction: column; }

.flip-box { position: relative; height: 150px; perspective: 900px; cursor: pointer; border-radius: var(--radius); }
.flip-inner {
  position: relative; width: 100%; height: 100%; transform-style: preserve-3d;
  transition: transform .5s cubic-bezier(.2,.8,.2,1);
}
.flip-box.flipped .flip-inner { transform: rotateY(180deg); }
.flip-front, .flip-back {
  position: absolute; inset: 0; backface-visibility: hidden;
  border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); background: var(--surface);
}
.flip-front img { width: 100%; height: 100%; object-fit: cover; display: block; background: var(--bg); }
.flip-back {
  transform: rotateY(180deg); display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 6px;
}
.ai-badge {
  position: absolute; top: 6px; left: 6px; background: var(--ai); color: #fff;
  font-size: 10px; font-weight: 600; padding: 2px 6px; border-radius: 5px; letter-spacing: .02em; z-index: 2;
}
.stat-pill {
  position: absolute; bottom: 6px; font-family: var(--mono); font-size: 11px;
  background: rgba(0,0,0,.6); color: #fff; padding: 2px 6px; border-radius: 5px; z-index: 2;
}
.stat-downloads { left: 6px; }
.stat-views { right: 6px; }
.trend-empty { font-size: 12px; color: var(--text-muted); text-align: center; padding: 0 10px; }

.info-box { padding: 8px 2px 0; }
.info-title {
  font-size: 13px; font-weight: 500; margin: 0 0 3px; line-height: 1.3;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.info-keywords {
  font-size: 11px; color: var(--text-muted); margin: 0 0 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.info-meta { display: flex; justify-content: space-between; align-items: center; font-size: 11px; color: var(--text-2); gap: 6px; }
.info-meta span:first-child { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.type-badge {
  font-size: 10px; text-transform: uppercase; letter-spacing: .03em; flex-shrink: 0;
  background: var(--accent-soft); color: var(--accent); padding: 2px 6px; border-radius: 5px;
}

.empty-state { text-align: center; padding: 60px 20px; color: var(--text-2); }

@media (prefers-reduced-motion: reduce) { .flip-inner { transition: none; } }