/* ===== Variables - Dark theme (default) ===== */
:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #13151e;
  --border: #2a2d3a;
  --text: #e0e0e0;
  --text-secondary: #888;
  --text-muted: #555;
  --success: #22c55e;
  --success-bg: rgba(34, 197, 94, 0.12);
  --success-border: rgba(34, 197, 94, 0.25);
  --error: #ef4444;
  --error-bg: rgba(239, 68, 68, 0.12);
  --error-border: rgba(239, 68, 68, 0.25);
  --warning: #f59e0b;
  --warning-bg: rgba(245, 158, 11, 0.12);
  --warning-border: rgba(245, 158, 11, 0.25);
  --blue: #3b82f6;
  --orange: #E85D26;
  --radius: 8px;
  --radius-sm: 5px;
}

/* ===== Light theme override for status.html ===== */
body.light-theme {
  --bg: #f8f9fa;
  --surface: #ffffff;
  --surface2: #f1f3f5;
  --border: #e2e6ea;
  --text: #1a1a2e;
  --text-secondary: #6c757d;
  --text-muted: #adb5bd;
  --success: #16a34a;
  --success-bg: #f0fdf4;
  --success-border: #bbf7d0;
  --error: #dc2626;
  --error-bg: #fef2f2;
  --error-border: #fecaca;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --warning-border: #fde68a;
  --blue: #2563eb;
}

/* ===== Reset & Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html { font-size: 15px; }

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

/* ===== Header ===== */
.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.logo-text {
  font-size: 20px;
  font-weight: 800;
  color: var(--orange);
  letter-spacing: 2px;
  line-height: 1;
}

.header-divider {
  color: var(--text-muted);
  font-size: 16px;
}

.header-subtitle {
  font-size: 12px;
  color: var(--text-secondary);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  font-family: inherit;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s, color 0.15s;
  white-space: nowrap;
  text-decoration: none;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border-color: var(--blue);
}

.btn-primary:hover { opacity: 0.88; }
.btn-primary:active { opacity: 0.75; }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
}

.btn-ghost:hover {
  background: rgba(128, 128, 128, 0.08);
  color: var(--text);
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

/* ===== Spinner ===== */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  width: 22px;
  height: 22px;
  border: 2px solid var(--border);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

.spinner-sm {
  width: 13px;
  height: 13px;
  border-width: 2px;
  display: inline-block;
  vertical-align: middle;
}

/* ===== Main content ===== */
.main-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px 60px;
}

/* ===== Loading state ===== */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 80px 0;
  color: var(--text-secondary);
}

/* ===== Global status banner ===== */
.status-banner {
  width: 100%;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

.status-banner.all-ok {
  background: rgba(34, 197, 94, 0.1);
  border-bottom-color: rgba(34, 197, 94, 0.2);
}

body.light-theme .status-banner.all-ok {
  background: #f0fdf4;
  border-bottom-color: #bbf7d0;
}

.status-banner.has-errors {
  background: var(--error-bg);
  border-bottom-color: var(--error-border);
}

.status-banner-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
}

.status-banner-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 800;
  flex-shrink: 0;
}

.status-banner.all-ok .status-banner-icon {
  background: rgba(34, 197, 94, 0.2);
  color: var(--success);
}

.status-banner.has-errors .status-banner-icon {
  background: var(--error-bg);
  color: var(--error);
}

.status-banner-body h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 2px;
}

.status-banner-subtitle {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ===== Server section ===== */
.server-section {
  margin-top: 32px;
}

.server-section-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.server-section-header h2 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  flex: 1;
}

.server-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.server-badge.ok {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.server-badge.error {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid var(--error-border);
}

.server-badge.unknown {
  background: rgba(128,128,128,0.1);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

/* ===== Endpoint list ===== */
.endpoint-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

/* ===== Endpoint row ===== */
.endpoint-row {
  border-bottom: 1px solid var(--border);
}

.endpoint-row:last-child {
  border-bottom: none;
}

.endpoint-row-main {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px 12px;
  cursor: pointer;
  transition: background 0.12s;
  user-select: none;
}

.endpoint-row-main:hover {
  background: rgba(128, 128, 128, 0.05);
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.ok {
  background: var(--success);
  box-shadow: 0 0 5px rgba(34, 197, 94, 0.4);
}

.status-dot.error {
  background: var(--error);
  box-shadow: 0 0 5px rgba(239, 68, 68, 0.4);
}

.status-dot.unknown {
  background: var(--text-muted);
}

.endpoint-row-info {
  flex: 1;
  min-width: 0;
}

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

.endpoint-row-meta {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.endpoint-row-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.endpoint-status-badge {
  display: inline-flex;
  align-items: center;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

.endpoint-status-badge.operational {
  background: var(--success-bg);
  color: var(--success);
  border: 1px solid var(--success-border);
}

.endpoint-status-badge.degraded {
  background: var(--warning-bg);
  color: var(--warning);
  border: 1px solid var(--warning-border);
}

.endpoint-status-badge.down {
  background: var(--error-bg);
  color: var(--error);
  border: 1px solid var(--error-border);
}

.endpoint-status-badge.unknown {
  background: rgba(128, 128, 128, 0.1);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.expand-arrow {
  font-size: 11px;
  color: var(--text-muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.expand-arrow.open {
  transform: rotate(180deg);
}

/* ===== Uptime bar section ===== */
.uptime-bar-section {
  padding: 0 16px 12px;
}

.uptime-bars-svg {
  width: 100%;
  height: 34px;
  display: block;
}

.uptime-bar-labels {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 4px;
}

.uptime-bar-labels span {
  font-size: 11px;
  color: var(--text-muted);
}

.uptime-bar-labels .uptime-pct {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
}

/* ===== Expand section ===== */
.endpoint-expand {
  display: none;
  border-top: 1px solid var(--border);
  background: var(--surface2);
}

.endpoint-expand.open {
  display: block;
}

.expand-inner {
  padding: 16px;
}

.expand-time-range {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.time-btn {
  padding: 4px 12px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.15s;
}

.time-btn:hover {
  border-color: var(--text-muted);
  color: var(--text);
}

.time-btn.active {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.expand-chart-container {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  margin-bottom: 14px;
  height: 200px;
}

.expand-chart-container canvas {
  width: 100% !important;
  height: 100% !important;
}

.chart-empty {
  color: var(--text-secondary);
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
}

.expand-table-wrapper {
  overflow-x: auto;
}

/* ===== Toggle switch ===== */
.toggle-wrap {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.toggle-label {
  font-size: 11px;
  color: var(--text-muted);
}

.toggle {
  position: relative;
  width: 32px;
  height: 18px;
  flex-shrink: 0;
}

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-slider {
  position: absolute;
  inset: 0;
  background: #333;
  border-radius: 18px;
  cursor: pointer;
  transition: background 0.2s;
}

body.light-theme .toggle-slider {
  background: #ccc;
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 12px;
  height: 12px;
  left: 3px;
  top: 3px;
  background: #888;
  border-radius: 50%;
  transition: transform 0.2s, background 0.2s;
}

.toggle input:checked + .toggle-slider {
  background: rgba(34, 197, 94, 0.25);
}

.toggle input:checked + .toggle-slider::before {
  background: var(--success);
  transform: translateX(14px);
}

/* ===== History table ===== */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.history-table th {
  text-align: left;
  padding: 7px 10px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.4px;
  border-bottom: 1px solid var(--border);
}

.history-table td {
  padding: 7px 10px;
  border-bottom: 1px solid rgba(128, 128, 128, 0.1);
  color: var(--text);
  vertical-align: middle;
}

.history-table tr:last-child td {
  border-bottom: none;
}

.history-table tr:hover td {
  background: rgba(128, 128, 128, 0.04);
}

.table-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 20px !important;
}

.status-pill {
  display: inline-block;
  padding: 2px 7px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}

.status-pill.ok {
  background: var(--success-bg);
  color: var(--success);
}

.status-pill.error {
  background: var(--error-bg);
  color: var(--error);
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .header-inner {
    padding: 10px 14px;
    flex-wrap: wrap;
    height: auto;
    gap: 8px;
  }

  .header-right {
    flex-wrap: wrap;
  }

  .main-content {
    padding: 0 14px 40px;
  }

  .endpoint-row-main {
    padding: 12px 12px 10px;
  }

  .uptime-bar-section {
    padding: 0 12px 10px;
  }

  .status-banner {
    padding: 14px 14px;
  }

  .status-banner-inner {
    gap: 12px;
  }

  .status-banner-icon {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .status-banner-body h2 {
    font-size: 15px;
  }

  .server-section-header {
    margin-top: 24px;
  }

  .btn {
    padding: 5px 8px;
    font-size: 12px;
  }

  .endpoint-status-badge {
    display: none;
  }
}