/* =========================================================
   DESIGN TOKENS
   Interactive Proposal Design System v2 — LIGHT
   Healthcare Platform — Periwinkle / Violet on crisp white
   ========================================================= */

:root {
  /* ----- PRIMARY PALETTE -----
     Names are kept stable from v1; values are inverted for the
     light theme. "midnight" now reads as the light page ground,
     "white" now reads as the dark ink foreground. */
  --color-midnight: #FAFAFE;       /* page ground / light, on-accent text */
  --color-midnight-deep: #F1F2FB;  /* slightly deeper ground */
  --color-midnight-soft: #FFFFFF;  /* pure card white */
  --color-white: #191A30;          /* PRIMARY INK — headings, strong text */

  /* ----- SECONDARY (ACCENTS) — from the hero video ----- */
  --color-cyan: #5B5FE0;                       /* periwinkle-indigo (primary accent) */
  --color-cyan-soft: rgba(91, 95, 224, 0.14);
  --color-cyan-glow: rgba(91, 95, 224, 0.40);
  --color-teal: #8B6FE8;                        /* soft violet (secondary accent) */
  --color-teal-soft: rgba(139, 111, 232, 0.14);

  /* ----- SUPPORTING (text on light) ----- */
  --color-platinum: #535672;   /* body copy */
  --color-muted: #7C7FA0;      /* mono labels / captions */
  --color-faint: #AEB1CA;      /* faint dividers / disabled */

  /* ----- STRATEGIC ACCENT ----- */
  --color-crimson: #C2415A;

  /* ----- SURFACES (lavender-tinted glass on white) ----- */
  --surface-glass: rgba(255, 255, 255, 0.66);
  --surface-glass-strong: rgba(255, 255, 255, 0.84);
  --surface-glass-faint: rgba(124, 127, 230, 0.045);
  --surface-border: rgba(25, 26, 48, 0.10);
  --surface-border-strong: rgba(25, 26, 48, 0.16);
  --surface-border-accent: rgba(91, 95, 224, 0.28);

  /* ----- TYPOGRAPHY ----- */
  --font-display: 'Geist', 'Plus Jakarta Sans', 'Inter', system-ui, sans-serif;
  --font-body: 'Geist', 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* ----- TYPE SCALE ----- */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-md: 1.125rem;
  --fs-lg: 1.375rem;
  --fs-xl: 1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 4rem;
  --fs-5xl: 5.5rem;
  --fs-hero: clamp(2.75rem, 6vw, 5.5rem);
  --fs-section: clamp(2rem, 4vw, 3.5rem);

  /* ----- SPACING ----- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;
  --space-section: clamp(5rem, 10vw, 9rem);

  /* ----- CONTAINERS ----- */
  --container-xl: 1600px;
  --container-lg: 1280px;
  --container-md: 1080px;
  --container-sm: 768px;
  --container-gutter: clamp(1.5rem, 4vw, 3rem);

  /* ----- RADII ----- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 22px;
  --radius-pill: 999px;

  /* ----- DURATIONS ----- */
  --duration-fast: 0.35s;
  --duration-medium: 0.75s;
  --duration-slow: 1.2s;
  --duration-cinematic: 2s;

  /* ----- EASINGS ----- */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-expo: cubic-bezier(0.19, 1, 0.22, 1);

  /* ----- Z-INDEX ----- */
  --z-base: 1;
  --z-content: 10;
  --z-nav: 50;
  --z-overlay: 80;
  --z-modal: 100;
  --z-toast: 120;

  /* ----- SHADOWS (soft indigo on white) ----- */
  --shadow-glow-cyan: 0 0 32px rgba(91, 95, 224, 0.18);
  --shadow-glow-cyan-strong: 0 0 48px rgba(91, 95, 224, 0.30);
  --shadow-card: 0 14px 38px rgba(40, 42, 90, 0.10), 0 2px 6px rgba(40, 42, 90, 0.06);
  --shadow-elevated: 0 28px 70px rgba(40, 42, 90, 0.16);

  /* ----- GRADIENTS ----- */
  --gradient-hero: radial-gradient(ellipse at 50% 30%, rgba(91, 95, 224, 0.14) 0%, rgba(250, 250, 254, 0) 55%);
  --gradient-section: linear-gradient(180deg, rgba(91, 95, 224, 0.035) 0%, rgba(250, 250, 254, 0) 100%);
  --gradient-line-cyan: linear-gradient(90deg, rgba(91, 95, 224, 0) 0%, rgba(91, 95, 224, 0.45) 50%, rgba(91, 95, 224, 0) 100%);
  --gradient-accent: linear-gradient(135deg, #5B5FE0 0%, #8B6FE8 100%);
}