/* Carrier design tokens — from designConcept/carrier/DESIGN.md */

:root {
  --surface: #fbf9f5;
  --surface-dim: #dbdad6;
  --surface-bright: #fbf9f5;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f5f3ef;
  --surface-container: #efeeea;
  --surface-container-high: #eae8e4;
  --surface-container-highest: #e4e2de;
  --on-surface: #1b1c1a;
  --on-surface-variant: #3e4850;
  --inverse-surface: #30312e;
  --inverse-on-surface: #f2f0ed;
  --outline: #6e7881;
  --outline-variant: #bec8d2;
  --surface-tint: #006591;
  --primary: #006591;
  --on-primary: #ffffff;
  --primary-container: #0ea5e9;
  --on-primary-container: #003751;
  --inverse-primary: #89ceff;
  --secondary: #006c49;
  --on-secondary: #ffffff;
  --secondary-container: #6cf8bb;
  --on-secondary-container: #00714d;
  --tertiary: #855300;
  --on-tertiary: #ffffff;
  --tertiary-container: #d88a00;
  --on-tertiary-container: #4a2c00;
  --error: #ba1a1a;
  --on-error: #ffffff;
  --error-container: #ffdad6;
  --on-error-container: #93000a;
  --primary-fixed: #c9e6ff;
  --primary-fixed-dim: #89ceff;
  --on-primary-fixed: #001e2f;
  --on-primary-fixed-variant: #004c6e;
  --secondary-fixed: #6ffbbe;
  --secondary-fixed-dim: #4edea3;
  --on-secondary-fixed: #002113;
  --on-secondary-fixed-variant: #005236;
  --tertiary-fixed: #ffddb8;
  --tertiary-fixed-dim: #ffb95f;
  --on-tertiary-fixed: #2a1700;
  --on-tertiary-fixed-variant: #653e00;
  --background: #fbf9f5;
  --on-background: #1b1c1a;
  --surface-variant: #e4e2de;

  --parchment: #fdfbf7;
  --sky: #0ea5e9;
  --forest: #006c49;
  --burnt: #d88a00;

  --font-ui: "Inter", system-ui, sans-serif;
  --font-message: "Merriweather", Georgia, serif;
  --font-mono: "Courier Prime", ui-monospace, monospace;

  --fs-display: 32px;
  --fs-headline-lg: 28px;
  --fs-headline-md: 24px;
  --fs-headline-sm: 20px;
  --fs-body: 16px;
  --fs-label: 14px;
  --fs-label-sm: 12px;
  --fs-mono: 13px;

  --radius-sm: 0.25rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;
  --gutter: 16px;
  --margin: 20px;
  --margin-desktop: 32px;

  --topbar-h: 64px;
  --bottomnav-h: calc(64px + env(safe-area-inset-bottom, 0px));
  --chat-composer-h: 72px;
  --app-height: 100dvh;
  --vv-offset: 0px;
  --kb-inset: 0px;

  --shadow-paper: 0 4px 20px rgba(0, 0, 0, 0.05);
  --shadow-lift: 0 8px 24px rgba(0, 101, 145, 0.15);
  --shadow-fab: 0 4px 12px rgba(0, 101, 145, 0.3);
  --shadow-nav: 0 -4px 20px rgba(0, 0, 0, 0.05);

  --z-view: 1;
  --z-chrome: 1200;
  --z-fab: 60;
  --z-sheet: 2000;
  --z-toast: 2100;
  --z-lightbox: 2200;
  --z-consent: 2400;

  --paper-noise: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='80' height='80'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.12  0 0 0 0 0.11  0 0 0 0 0.09  0 0 0 0.045 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

@media (min-width: 768px) {
  :root {
    --margin: 32px;
  }
}