@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Layout zones */
  --sidebar-bg: e4efe4;
#  --topbar-bg: #ffffff;
  --topbar-bg: #f0f6ff;
  --page-bg: #f0f6ff;
  --card-bg: #ffffff;

  /* Sidebar nav */
  --sidebar-width: 220px;
  --nav-item-hover: #ede8df;
  --nav-item-active-bg: #e8e0d4;
  --nav-item-active-border: #185fa5;
  --nav-section-label: #9ca3af;

  /* Primary accent */
  --primary: #185fa5;
  --primary-hover: #1450a0;
  --primary-light: #e8f0fb;
  --primary-bg-light: rgba(24,95,165,0.08);
  --primary-bg-lighter: rgba(24,95,165,0.04);

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 13px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 20px;
  --font-size-2xl: 28px;

  /* Text colors */
  --text-primary: #111827;
  --text-secondary: #6b7280;
  --text-hint: #9ca3af;
  --text-on-primary: #ffffff;
  --text-on-primary-muted: rgba(255,255,255,0.75);
  --text-on-primary-secondary: rgba(255,255,255,0.85);

  /* Borders */
  --border: #e5e7eb;
  --border-light: #f3f4f6;

  /* Shadows */
  --card-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --card-shadow-hover: 0 4px 6px rgba(0,0,0,0.07), 0 2px 4px rgba(0,0,0,0.05);

  /* Cards and surfaces */
  --surface: #ffffff;
  --surface-alt: #f9fafb;

  /* Table */
  --table-header-bg: #f9fafb;
  --table-row-hover: #f0f6ff;
  --table-row-alt: #f8faff;
  --table-border: #e5e7eb;

  /* Status colors */
  --status-healthy: #15803d;
  --status-healthy-bg: #f0fdf4;
  --status-healthy-text: #166534;
#  --status-warning: #b45309;
  --status-warning: #f59e0b;
  --status-warning-bg: #fffbeb;
  --status-warning-text: #92400e;
  --status-critical: #dc2626;
  --status-critical-bg: #fef2f2;
  --status-critical-text: #991b1b;
  --status-unknown: #6b7280;
  --status-unknown-bg: #f9fafb;
  --status-unknown-text: #374151;

  /* KPI card colors */
  --kpi-blue: #185fa5;
  --kpi-teal: #0d7377;
  --kpi-purple: #6d28d9;
  --kpi-orange: #c2410c;
  --kpi-green: #15803d;

  /* Chart colors */
  --chart-primary: #185fa5;
  --chart-secondary: #0d7377;
  --chart-tertiary: #6d28d9;
  --chart-quaternary: #c2410c;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;

  /* Border radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-full: 9999px;

  /* Topbar */
  --topbar-height: 52px;
  --topbar-border: #e5e7eb;

  /* Legacy colors for backward compatibility */
  --teal: #D97757;
  --teal-light: #e1f5ee;
  --green: #15803d;
  --green-light: #eaf3de;
  --danger: #dc2626;
  --danger-light: #fef2f2;
#  --warning: #b45309;
  --warning: #f59e0b;
  --warning-light: #fffbeb;
  --success: #15803d;
  --success-light: #eaf3de;
  --bg: #f0f6ff;
  --primary-dark: #0c447c;

  /* Detail page topbar */
  --detail-topbar-bg: #185fa5;
  --detail-topbar-text: #ffffff;
}

/* Global resets and base styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  color: var(--text-primary);
  background: var(--page-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.shell {
  display: flex;
  height: 100vh;
}

.shell.hidden {
  display: none;
}

.main {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--page-bg);
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  border-top: 3px solid var(--primary);
  display: flex;
  flex-direction: column;
  padding: 0;
  flex-shrink: 0;
}

.sidebar-logo {
  height: 52px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  border-bottom: 1px solid var(--border);
  font-size: 15px;
  font-weight: 700;
  color: var(--primary);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1;
  padding: 12px 0;
}

.sidebar-nav-section {
  display: flex;
  flex-direction: column;
  padding: 8px 0;
}

.sidebar-section-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--nav-section-label);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 12px;
  margin-top: 8px;
}

.sidebar-bottom {
  margin-top: auto;
  padding: 12px 0;
  border-top: 1px solid var(--border);
}

/* Navigation items */
.nav-item {
  height: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  cursor: pointer;
  color: var(--text-secondary);
  text-decoration: none;
  transition: background .15s, color .15s;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--nav-item-hover);
}

.nav-item.active {
  background: var(--nav-item-active-bg);
  color: var(--primary);
  border-left-color: var(--nav-item-active-border);
  border-left-width: 3px;
}

.nav-item svg {
  width: 16px;
  height: 16px;
}

.nav-item-label {
  font-size: var(--font-size-base);
  flex: 1;
}

.nav-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* Top bar */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  height: var(--topbar-height);
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--topbar-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.page-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.ts-chip {
  font-size: var(--font-size-sm);
  color: var(--text-hint);
  display: flex;
  align-items: center;
  gap: 4px;
}

.connect-btn {
  font-size: var(--font-size-sm);
  color: var(--primary);
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
}

.logout-btn {
  font-size: var(--font-size-sm);
  color: var(--danger);
  border: none;
  background: none;
  cursor: pointer;
  padding: 0;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
}

.demo-pill {
  font-size: var(--font-size-xs);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  background: var(--warning-light);
  color: var(--warning);
  font-weight: 500;
}

/* Detail page topbar styling */
.detail-topbar {
  background: var(--detail-topbar-bg);
  border-bottom: none;
}
.detail-topbar,
.detail-topbar .ts-chip,
.detail-topbar .logout-btn,
.detail-topbar span,
.detail-topbar button {
  color: rgba(255,255,255,0.85);
}
.detail-topbar .breadcrumb {
  color: rgba(255,255,255,0.75);
}
.detail-topbar .breadcrumb a {
  color: #ffffff;
  text-decoration: none;
}
.detail-topbar .breadcrumb a:hover {
  text-decoration: underline;
}