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

:root {
  --color-ok: #34d399;
  --color-ok-bg: rgba(52, 211, 153, 0.1);
  --color-error: #fbbf24;
  --color-error-bg: rgba(251, 191, 36, 0.1);
  --color-unknown: #6b7280;
  --color-unknown-bg: rgba(107, 114, 128, 0.1);
  --color-primary: #60a5fa;
  --color-primary-hover: #93c5fd;
  --color-bg: #0f1117;
  --color-card: #1a1d2e;
  --color-border: #2a2d3e;
  --color-text: #e2e8f0;
  --color-text-secondary: #94a3b8;
  --radius: 10px;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

header h1 {
  font-size: 24px;
  font-weight: 700;
}

.subtitle {
  color: var(--color-text-secondary);
  font-size: 14px;
}

.site-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  margin-top: 8px;
  font-size: 15px;
  line-height: 1.45;
}

.site-links a {
  color: var(--color-primary-hover);
  text-decoration: none;
}

.site-links a:hover {
  color: var(--color-primary);
  text-decoration: underline;
}

.header-right {
  display: flex;
  gap: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #0f1117;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-secondary {
  background: var(--color-card);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: #252838;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Overall Status Banner */
.overall-status {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 24px;
  font-weight: 600;
  font-size: 15px;
}

.overall-status.ok {
  background: var(--color-ok-bg);
  color: var(--color-ok);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.overall-status.error {
  background: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

.overall-status.unknown {
  background: var(--color-unknown-bg);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.overall-status .status-icon {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.overall-status.ok .status-icon { background: var(--color-ok); }
.overall-status.error .status-icon { background: var(--color-error); }
.overall-status.unknown .status-icon { background: var(--color-unknown); }

/* Status groups stacked vertically */
#status-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.status-group .group-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.status-group .group-name-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
}

.status-group .group-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
}

.status-group .group-badge.ok {
  background: var(--color-ok-bg);
  color: var(--color-ok);
  border: 1px solid rgba(52, 211, 153, 0.2);
}

.status-group .group-badge.error {
  background: var(--color-error-bg);
  color: var(--color-error);
  border: 1px solid rgba(251, 191, 36, 0.2);
}

/* Status Grid - 4 columns (used inside each group) */
.status-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.status-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 20px;
  transition: all 0.2s;
}

.status-card:hover {
  border-color: #3a3d4e;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.status-card .card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

.status-card .indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-card .indicator.ok { background: var(--color-ok); box-shadow: 0 0 6px var(--color-ok); }
.status-card .indicator.error { background: var(--color-error); box-shadow: 0 0 6px var(--color-error); }
.status-card .indicator.unknown { background: var(--color-unknown); }

.status-card .model-title {
  min-width: 0;
  flex: 1;
}

.status-card .model-name {
  font-weight: 600;
  font-size: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--color-text);
}

.status-card .model-group {
  margin-top: 2px;
  font-size: 11px;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-card .status-label {
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 10px;
}

.status-card .status-label.ok { color: var(--color-ok); }
.status-card .status-label.error { color: var(--color-error); }
.status-card .status-label.unknown { color: var(--color-text-secondary); }

.status-card .latency-info {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
}

.status-card .latency-info .value {
  font-weight: 600;
  color: var(--color-text);
}

/* History bar in card */
.history-bar {
  display: flex;
  gap: 2px;
  align-items: center;
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
}

.history-bar .bar {
  flex: 1;
  height: 16px;
  border-radius: 2px;
}

.history-bar .bar.ok { background: var(--color-ok); opacity: 0.7; }
.history-bar .bar.error { background: var(--color-error); opacity: 0.7; }

.loading {
  grid-column: 1 / -1;
  width: 100%;
  padding: 40px;
  text-align: center;
  color: var(--color-text-secondary);
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.empty-state {
  grid-column: 1 / -1;
  width: 100%;
  padding: 60px 20px;
  text-align: center;
  background: var(--color-card);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.empty-state p {
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}

/* Footer */
footer {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* Form elements (shared with admin) */
.form-group {
  margin-bottom: 20px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.15s;
  background: var(--color-bg);
  color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

.form-group .hint {
  display: block;
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-spinning svg {
  animation: spin 0.8s linear infinite;
}

@media (max-width: 900px) {
  .status-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 500px) {
  .container { padding: 20px 16px; }
  header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .status-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; gap: 4px; }
}