:root{
  /* Palette extracted from cover (deep teal, midnight blue, cosmic gold, stardust glow) */
  --bg: #061F27;              /* midnight teal */
  --panel: rgba(255,255,255,.06);
  --panel2: rgba(255,255,255,.04);
  --text: rgba(255,255,255,.92);
  --muted: rgba(255,255,255,.70);
  --muted2: rgba(255,255,255,.58);
  --stroke: rgba(255,255,255,.14);

  --teal: #0E3C4A;
  --midnight: #072B36;
  --gold: #D8B15A;
  --gold2: #F2D58B;
  --stardust: #E7F5FF;

  --shadow: 0 28px 80px rgba(0,0,0,.50);
  --shadow-soft: 0 20px 64px rgba(0,0,0,.35);
  --shadow-card: 0 18px 50px rgba(0,0,0,.28);
  --glass-tint-top: rgba(7,43,54,.55);
  --glass-tint-bot: rgba(14,60,74,.28);
  --stroke-soft: rgba(231,245,255,.12);
  --bg-stars-opacity: 0.06;
  --bg-glow-opacity: 0.18;
  --bg-glow-warm: rgba(201, 155, 78, 0.55);
  --bg-glow-cool: rgba(38, 120, 140, 0.45);

  /* Safe-area helpers (iOS) */
  --safe-b: env(safe-area-inset-bottom);
  --safe-t: env(safe-area-inset-top);

  /* Golden ratio scale */
  --phi: 1.618;
  --space-0: 8px;
  --space-1: 13px;   /* ~8*phi */
  --space-2: 21px;   /* ~13*phi */
  --space-3: 34px;   /* ~21*phi */
  --space-4: 55px;   /* ~34*phi */
  --space-5: 89px;   /* ~55*phi */
  --space-6: 144px;  /* ~89*phi */

  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 30px;

  --max: 1160px;
  --max-narrow: 820px;

  --h1: clamp(40px, 4.2vw, 64px);
  --h2: clamp(26px, 2.4vw, 36px);
  --h3: clamp(18px, 1.5vw, 22px);
  --p:  clamp(16px, 1.25vw, 18px);
  --small: 13px;
}