/* ============================================================
   Health Diagnostic Dashboard
   ============================================================ */

:root {
  --bg: #0f1117;
  --surface: #1a1b23;
  --surface-2: #22232d;
  --border: #2d2e3a;
  --text: #e4e4e7;
  --text-muted: #71717a;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --success: #22c55e;
  --warning: #eab308;
  --danger: #ef4444;
  --info: #06b6d4;
  --grey: #52525b;
  --radius: 8px;
  --radius-lg: 12px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; }

/* Topbar */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 20px; background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar-left { display: flex; align-items: center; gap: 12px; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.logo { color: var(--primary); text-decoration: none; font-size: 18px; font-weight: 700; }
.tagline { color: var(--text-muted); font-size: 13px; }
.last-run { font-size: 11px; color: var(--text-muted); }

/* Buttons */
.btn {
  padding: 6px 14px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface-2); color: var(--text); cursor: pointer; font-size: 13px;
}
.btn:hover { background: var(--border); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-diagnose { background: transparent; border-color: var(--warning); color: var(--warning); font-size: 11px; padding: 3px 8px; }
.btn-diagnose:hover { background: rgba(234,179,8,0.1); }

/* Summary Bar */
.summary-bar {
  display: flex; justify-content: center; gap: 24px; padding: 12px 20px;
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.summary-item {
  display: flex; align-items: center; gap: 6px; cursor: pointer; padding: 4px 8px;
  border-radius: var(--radius); transition: background 0.2s;
}
.summary-item:hover { background: var(--surface-2); }
.summary-item.active { background: var(--surface-2); outline: 1px solid var(--border); }
.summary-dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-green { background: var(--success); }
.dot-yellow { background: var(--warning); }
.dot-red { background: var(--danger); }
.dot-grey { background: var(--grey); }
.summary-count { font-weight: 700; font-size: 16px; }
.summary-label { font-size: 11px; color: var(--text-muted); }
.summary-score .summary-count { color: var(--primary); font-size: 20px; }

/* Controls */
.controls {
  display: flex; gap: 12px; padding: 12px 20px; background: var(--bg);
}
.controls input, .controls select {
  padding: 8px 12px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); color: var(--text); font-size: 13px;
}
.controls input { flex: 1; }
.controls input::placeholder { color: var(--text-muted); }
.controls select { min-width: 180px; }

/* Feature List */
.feature-list { padding: 12px 20px; }
.loading { text-align: center; padding: 40px; color: var(--text-muted); font-size: 14px; }

/* Category Group */
.category-group { margin-bottom: 20px; }
.category-header {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
  color: var(--text-muted); padding: 8px 0; border-bottom: 1px solid var(--border);
  margin-bottom: 8px;
}

/* Feature Card */
.feature-card {
  display: grid; grid-template-columns: 12px 1fr auto auto auto;
  align-items: center; gap: 12px; padding: 10px 12px;
  background: var(--surface); border-radius: var(--radius); margin-bottom: 4px;
  border: 1px solid transparent; cursor: pointer; transition: border-color 0.2s;
}
.feature-card:hover { border-color: var(--border); }
.feature-card.expanded { border-color: var(--primary); border-bottom-left-radius: 0; border-bottom-right-radius: 0; margin-bottom: 0; }

/* Status dot */
.status-dot { width: 12px; height: 12px; border-radius: 50%; }
.status-green { background: var(--success); }
.status-yellow { background: var(--warning); }
.status-red { background: var(--danger); animation: pulseRed 1.5s infinite; }
.status-grey { background: var(--grey); }
.status-unchecked { background: var(--border); }
@keyframes pulseRed { 0%,100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Feature info */
.feature-name { font-size: 13px; font-weight: 600; }
.feature-message { font-size: 11px; color: var(--text-muted); max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feature-duration { font-size: 11px; color: var(--text-muted); min-width: 50px; text-align: right; }
.feature-badge {
  font-size: 10px; padding: 2px 6px; border-radius: 4px;
  text-transform: uppercase; font-weight: 600; letter-spacing: 0.5px;
}
.badge-green { background: rgba(34,197,94,0.15); color: var(--success); }
.badge-yellow { background: rgba(234,179,8,0.15); color: var(--warning); }
.badge-red { background: rgba(239,68,68,0.15); color: var(--danger); }
.badge-grey { background: rgba(82,82,91,0.2); color: var(--grey); }

/* Expanded Detail */
.feature-detail {
  background: var(--surface-2); padding: 12px 16px; margin-bottom: 4px;
  border: 1px solid var(--primary); border-top: none;
  border-bottom-left-radius: var(--radius); border-bottom-right-radius: var(--radius);
  font-size: 12px;
}
.detail-row { display: flex; gap: 8px; margin-bottom: 6px; }
.detail-label { color: var(--text-muted); min-width: 100px; }
.detail-value { color: var(--text); }
.detail-actions { margin-top: 10px; display: flex; gap: 8px; }

/* Diagnostic Modal */
.diag-modal {
  position: fixed; inset: 0; z-index: 1000; background: rgba(0,0,0,0.8);
  display: flex; align-items: center; justify-content: center;
}
.diag-inner {
  background: var(--surface); border-radius: var(--radius-lg); width: 90vw;
  max-width: 700px; max-height: 80vh; overflow: hidden; display: flex; flex-direction: column;
}
.diag-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.diag-header h2 { font-size: 16px; }
.diag-body { padding: 16px 20px; overflow-y: auto; flex: 1; }

/* Diagnostic Steps */
.diag-step {
  display: grid; grid-template-columns: 24px 1fr; gap: 8px;
  padding: 8px 0; border-bottom: 1px solid var(--border);
}
.diag-step:last-child { border-bottom: none; }
.diag-icon { font-size: 16px; text-align: center; }
.step-pass .diag-icon { color: var(--success); }
.step-fail .diag-icon { color: var(--danger); }
.step-warn .diag-icon { color: var(--warning); }
.step-info .diag-icon { color: var(--info); }
.diag-label { font-weight: 600; font-size: 13px; }
.diag-detail { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* Suggestions */
.diag-suggestions {
  margin-top: 16px; padding: 12px; background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.2); border-radius: var(--radius);
}
.diag-suggestions h4 { font-size: 12px; color: var(--primary); margin-bottom: 8px; }
.diag-suggestions li { font-size: 12px; margin-bottom: 4px; line-height: 1.5; }
.diag-severity {
  display: inline-block; padding: 4px 10px; border-radius: var(--radius);
  font-size: 11px; font-weight: 700; text-transform: uppercase; margin-bottom: 12px;
}
.severity-critical { background: rgba(239,68,68,0.15); color: var(--danger); }
.severity-warning { background: rgba(234,179,8,0.15); color: var(--warning); }
.severity-healthy { background: rgba(34,197,94,0.15); color: var(--success); }

/* Progress bar for running checks */
.progress-bar {
  height: 3px; background: var(--border); position: relative; overflow: hidden;
}
.progress-fill {
  height: 100%; background: var(--primary); transition: width 0.3s;
}

/* Responsive */
@media (max-width: 768px) {
  .summary-bar { flex-wrap: wrap; gap: 12px; }
  .feature-card { grid-template-columns: 12px 1fr auto; }
  .feature-message { display: none; }
  .controls { flex-direction: column; }
}