/* ==========================================================================
   XN STATUS - Corporate Modern Light Design System
   ========================================================================== */

:root {
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-hover: #f9fafb;
  --bg-subtle: #f3f4f6;

  --border-default: #e5e7eb;
  --border-muted: #f3f4f6;

  --text-primary: #111827;
  --text-secondary: #4b5563;
  --text-tertiary: #6b7280;

  --color-online: #059669;
  --bg-online: #ecfdf5;
  --border-online: #a7f3d0;

  --color-degraded: #d97706;
  --bg-degraded: #fffbeb;
  --border-degraded: #fde68a;

  --color-offline: #dc2626;
  --bg-offline: #fef2f2;
  --border-offline: #fecaca;

  --color-accent: #2563eb;

  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* aliases used by admin markup / inline styles */
  --status-degraded: var(--color-degraded);
  --neon-cyan: var(--color-accent);
  --silver-dark: var(--text-tertiary);
  --silver-muted: var(--text-tertiary);
  --neon-green: var(--color-online);
  --neon-red: var(--color-offline);
  --bg-surface: var(--bg-card);
  --ray-gradient: linear-gradient(90deg, #2563eb, #8b5cf7, #ec4899, #2563eb);
}

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

html {
  font-size: 15px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-system);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border-default);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

.brand-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.brand-subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 400;
  margin-top: 1px;
}

.header-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-secondary);
  background: var(--bg-card);
  padding: 0.4rem 0.85rem;
  border-radius: 20px;
  border: 1px solid var(--border-default);
  white-space: nowrap;
}

/* Overall Status Banner */
.system-status-banner {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 1px solid var(--border-default);
}

.status-operational {
  background: var(--bg-online);
  border-color: var(--border-online);
}

.status-degraded {
  background: var(--bg-degraded);
  border-color: var(--border-degraded);
}

.status-outage {
  background: var(--bg-offline);
  border-color: var(--border-offline);
}

.status-banner-info {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.status-icon-badge {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
}

.status-operational .status-icon-badge {
  color: var(--color-online);
}

.status-degraded .status-icon-badge {
  color: var(--color-degraded);
}

.status-outage .status-icon-badge {
  color: var(--color-offline);
}

.status-banner-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.status-banner-sub {
  font-size: 0.825rem;
  color: var(--text-secondary);
  margin-top: 1px;
}

/* Dot Pulse */
.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
  flex-shrink: 0;
}

.pulse-green {
  background-color: var(--color-online);
  box-shadow: 0 0 0 3px rgba(63, 185, 80, 0.25);
}

/* Metrics Grid */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 1rem 1.15rem;
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 0.2rem;
  letter-spacing: -0.02em;
}

.metric-sub {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: 0.1rem;
}

/* Incidents Feed */
.incidents-section {
  margin-bottom: 2rem;
}

.section-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.incident-card {
  background: var(--bg-card);
  border: 1px solid var(--border-degraded);
  border-left: 3px solid var(--color-degraded);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.25rem;
  margin-bottom: 0.85rem;
}

.incident-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.4rem;
}

.incident-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.incident-badge {
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
}

.incident-badge-investigating {
  background: var(--bg-degraded);
  color: var(--color-degraded);
}

.incident-badge-resolved {
  background: var(--bg-online);
  color: var(--color-online);
}

.incident-body {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.incident-time {
  font-size: 0.725rem;
  color: var(--text-tertiary);
  margin-top: 0.4rem;
}

/* Monitor Categories */
.category-group {
  margin-bottom: 2rem;
}

.category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.5rem;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-muted);
}

.category-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.category-uptime-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-online);
  background: var(--bg-online);
  padding: 0.15rem 0.55rem;
  border-radius: 12px;
  border: 1px solid var(--border-online);
}

/* Monitor Row Card */
.monitor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  padding: 1.15rem 1.25rem;
  margin-bottom: 0.75rem;
  transition: background-color 0.15s ease, border-color 0.15s ease;
}

.monitor-card:hover {
  background: var(--bg-card-hover);
  border-color: #444c56;
}

.monitor-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.monitor-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.monitor-type-tag {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.2rem 0.45rem;
  border-radius: 4px;
  background: var(--bg-subtle);
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
  flex-shrink: 0;
}

.monitor-details {
  min-width: 0;
}

.monitor-name {
  font-size: 0.925rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.monitor-target {
  font-size: 0.775rem;
  color: var(--text-secondary);
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.monitor-metrics {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-shrink: 0;
}

.monitor-latency {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.monitor-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.65rem;
  border-radius: 12px;
  font-size: 0.725rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.pill-up {
  background: var(--bg-online);
  color: var(--color-online);
  border: 1px solid var(--border-online);
}

.pill-degraded {
  background: var(--bg-degraded);
  color: var(--color-degraded);
  border: 1px solid var(--border-degraded);
}

.pill-down {
  background: var(--bg-offline);
  color: var(--color-offline);
  border: 1px solid var(--border-offline);
}

/* 90-Day History Bars Grid */
.history-section {
  margin-top: 0.5rem;
}

.history-bars-container {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 22px;
  width: 100%;
}

.history-bar {
  flex: 1;
  height: 100%;
  border-radius: 2px;
  cursor: pointer;
  transition: opacity 0.12s ease;
}

.history-bar:hover {
  opacity: 0.75;
}

.bar-up {
  background-color: var(--color-online);
}

.bar-degraded {
  background-color: var(--color-degraded);
}

.bar-down {
  background-color: var(--color-offline);
}

.bar-nodata {
  background-color: var(--bg-subtle);
}

.history-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.725rem;
  color: var(--text-secondary);
  margin-top: 0.45rem;
}

/* Modals & Controls (Admin) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  font-family: var(--font-system);
  font-weight: 600;
  font-size: 0.825rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-default);
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  background: var(--bg-card);
  color: var(--text-primary);
}

.btn:hover {
  background: var(--bg-card-hover);
  border-color: #444c56;
}

.btn-primary {
  background: #238636;
  border-color: rgba(240, 246, 252, 0.1);
  color: #ffffff;
}

.btn-primary:hover {
  background: #2ea043;
}

.btn-danger {
  background: rgba(218, 54, 51, 0.15);
  border-color: var(--border-offline);
  color: var(--color-offline);
}

.btn-danger:hover {
  background: rgba(218, 54, 51, 0.3);
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  width: 92%;
  max-width: 440px;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.6);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.15rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--border-muted);
}

.modal-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.25rem;
  cursor: pointer;
}

.form-group {
  margin-bottom: 0.9rem;
}

.form-label {
  display: block;
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.3rem;
}

.form-control {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: var(--bg-page);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-system);
  font-size: 0.85rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* Footer */
.footer {
  text-align: center;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-default);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.footer a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
}

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

/* Responsive Adjustments for Mobile */
@media (max-width: 640px) {
  .container {
    padding: 1.25rem 0.85rem 3rem;
  }

  .header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.85rem;
  }

  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }

  .metric-card {
    padding: 0.85rem;
  }

  .metric-value {
    font-size: 1.25rem;
  }

  .monitor-top-row {
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .monitor-metrics {
    width: 100%;
    justify-content: space-between;
    border-top: 1px solid var(--border-muted);
    padding-top: 0.5rem;
    margin-top: 0.2rem;
  }

  .history-bars-container {
    height: 18px;
  }

  .history-footer {
    font-size: 0.675rem;
  }
}

/* Modern Corporate Overrides
   ------------------------------------------------------------------ */
.container {
  max-width: 1120px;
  padding: 2rem 1.5rem 5rem;
}

.btn-primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

.btn-primary:hover {
  background: #1d4ed8;
  border-color: #1d4ed8;
}

.btn-danger {
  background: #fee2e2;
  border-color: #fecaca;
  color: #b91c1c;
}

.btn-danger:hover {
  background: #fecaca;
}

.btn:hover {
  border-color: var(--border-default);
}

.monitor-card,
.metric-card,
.incident-card,
.modal-card {
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.04), 0 1px 2px 0 rgba(0, 0, 0, 0.02);
}

.monitor-card {
  transition: background-color 0.15s ease, border-color 0.15s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.monitor-card:hover {
  border-color: var(--border-default);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  transform: translateY(-2px);
}

.modal-card {
  box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
}

.modal-overlay {
  background: rgba(15, 23, 42, 0.45);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.brand-logo-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 640px) {
  .header-actions {
    gap: 0.5rem;
  }
}

/* Dark theme */
html[data-theme="dark"] {
  --bg-page: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2128;
  --bg-subtle: #21262d;

  --border-default: #30363d;
  --border-muted: #21262d;

  --text-primary: #f0f6fc;
  --text-secondary: #8b949e;
  --text-tertiary: #6e7681;

  --color-online: #3fb950;
  --bg-online: rgba(46, 160, 67, 0.15);
  --border-online: rgba(63, 185, 80, 0.35);

  --color-degraded: #d29922;
  --bg-degraded: rgba(210, 153, 34, 0.15);
  --border-degraded: rgba(210, 153, 34, 0.35);

  --color-offline: #f85149;
  --bg-offline: rgba(218, 54, 51, 0.15);
  --border-offline: rgba(248, 81, 73, 0.35);

  --color-accent: #58a6ff;

  --ray-gradient: linear-gradient(90deg, #0ea5e9, #ffffff, #a855f7, #0ea5e9);

  --status-degraded: var(--color-degraded);
  --neon-cyan: var(--color-accent);
  --silver-dark: var(--text-tertiary);
  --silver-muted: var(--text-tertiary);
  --neon-green: var(--color-online);
  --neon-red: var(--color-offline);
  --bg-surface: var(--bg-card);
}

html[data-theme="dark"] .btn-primary {
  background: #238636;
  border-color: rgba(240, 246, 252, 0.1);
}

html[data-theme="dark"] .btn-primary:hover {
  background: #2ea043;
}

html[data-theme="dark"] .btn-danger {
  background: rgba(218, 54, 51, 0.15);
  border-color: var(--border-offline);
  color: var(--color-offline);
}

html[data-theme="dark"] .btn-danger:hover {
  background: rgba(218, 54, 51, 0.3);
}

html[data-theme="dark"] .modal-card {
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.6);
}

html[data-theme="dark"] .modal-overlay {
  background: rgba(0, 0, 0, 0.75);
}

/* Header card with animated ray */
.header {
  position: relative;
  overflow: hidden;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
}

.header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--ray-gradient);
  background-size: 200% 100%;
  animation: ray 3s linear infinite;
  box-shadow: 0 0 12px rgba(14, 165, 233, 0.45);
}

@keyframes ray {
  0% {
    background-position: 0% 0%;
  }

  100% {
    background-position: 200% 0%;
  }
}

.theme-toggle {
  border-radius: 50%;
  padding: 0.5rem;
  width: 2.25rem;
  height: 2.25rem;
}

@media (max-width: 640px) {
  .header {
    gap: 0.75rem;
    padding: 1rem;
  }
}