/* bitstream design tokens. Dark is default; set data-theme="light" on <html> for light. */
:root, [data-theme="dark"] {
  --brand-navy: #000138;
  --brand-cyan: #5CE1E6;
  --surface-000: #000138;
  --surface-100: #06104F;
  --surface-200: #0E1B66;
  --signal-soft: #0A2D63;
  --line: #1F2D7A;
  --line-strong: #6E7BC0;
  --ink: #FFFFFF;
  --ink-muted: #B4BCE4;
  --ink-subtle: #8C96CC;
  --signal: #5CE1E6;
  --signal-hover: #8EEBEE;
  --on-signal: #000138;
  --signal-ink: #5CE1E6;
  --focus-ring: #5CE1E6;
  --status-up: #3DDC97;
  --status-degraded: #FFC24B;
  --status-down: #FF7A8A;
  --status-maint: #AEB8FF;
  --on-status: #000138;
  --danger-fill: var(--status-down);
  --elevation-1: 0 0 0 1px #1F2D7A;
  --elevation-2: 0 0 0 1px #2E3E96, 0 12px 32px rgba(0, 0, 20, 0.6);
}
[data-theme="light"] {
  --brand-navy: #000138;
  --brand-cyan: #5CE1E6;
  --surface-000: #F4F7FC;
  --surface-100: #FFFFFF;
  --surface-200: #E8EEF8;
  --signal-soft: #DDF6F7;
  --line: #D3DBEA;
  --line-strong: #7681A6;
  --ink: #000138;
  --ink-muted: #3D4573;
  --ink-subtle: #5A628A;
  --signal: #1BB8BE;
  --signal-hover: #169EA3;
  --on-signal: #000138;
  --signal-ink: #0A6E73;
  --focus-ring: #0A6E73;
  --status-up: #0E7146;
  --status-degraded: #8A5300;
  --status-down: #B3213B;
  --status-maint: #4150C4;
  --on-status: #FFFFFF;
  --danger-fill: var(--status-down);
  --elevation-1: 0 1px 2px rgba(0, 1, 56, 0.06), 0 4px 16px rgba(0, 1, 56, 0.06);
  --elevation-2: 0 2px 4px rgba(0, 1, 56, 0.08), 0 16px 40px rgba(0, 1, 56, 0.12);
}
:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-pill: 999px;
  --stroke-pulse: 2px;
  --stroke-icon: 2px;
  --font-display: Poppins, "Avenir Next", system-ui, sans-serif;
  --font-sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, Menlo, Consolas, monospace;
}
.display-xl { font-family: var(--font-display); font-size: 56px; line-height: 60px; font-weight: 500; letter-spacing: -0.02em; }
.display { font-family: var(--font-display); font-size: 40px; line-height: 46px; font-weight: 500; letter-spacing: -0.015em; }
.h1 { font-family: var(--font-display); font-size: 32px; line-height: 40px; font-weight: 500; letter-spacing: -0.01em; }
.h2 { font-family: var(--font-display); font-size: 24px; line-height: 32px; font-weight: 500; }
.h3 { font-family: var(--font-display); font-size: 18px; line-height: 26px; font-weight: 500; }
.body-lg { font-family: var(--font-sans); font-size: 18px; line-height: 28px; font-weight: 400; }
.body { font-family: var(--font-sans); font-size: 16px; line-height: 24px; font-weight: 400; }
.label { font-family: var(--font-sans); font-size: 14px; line-height: 20px; font-weight: 500; }
.small { font-family: var(--font-sans); font-size: 14px; line-height: 20px; font-weight: 400; }
.overline { font-family: var(--font-sans); font-size: 12px; line-height: 16px; font-weight: 600; letter-spacing: 0.08em; }
.metric { font-family: var(--font-mono); font-size: 32px; line-height: 36px; font-weight: 500; }
.data { font-family: var(--font-mono); font-size: 14px; line-height: 20px; font-weight: 400; }