/* CheckOn Design Tokens — چک‌آن · Masterpiece 2026 */
:root,
[data-theme="dark"] {
  /* Brand */
  --color-primary: #5a67d8;
  --color-primary-hover: #7c86ff;
  --color-primary-active: #4c51bf;
  --color-primary-soft: rgba(90, 103, 216, 0.14);
  --color-teal: #2dd4bf;
  --color-teal-soft: #5eead4;
  --color-teal-glow: rgba(45, 212, 191, 0.35);
  --color-violet: #a78bfa;
  --color-danger: #f87171;
  --color-danger-bg: rgba(248, 113, 113, 0.12);
  --color-success: #34d399;
  --color-success-bg: rgba(52, 211, 153, 0.12);
  --color-warning: #fbbf24;
  --color-warning-bg: rgba(251, 191, 36, 0.12);
  --color-info: #60a5fa;
  --color-info-bg: rgba(96, 165, 250, 0.12);

  /* Surfaces — dark-first product match */
  --bg: #0b0f16;
  --bg-deep: #070a10;
  --bg-card: #161d28;
  --bg-elevated: #1e2736;
  --bg-overlay: rgba(7, 10, 16, 0.78);
  --bg-glass: rgba(22, 29, 40, 0.72);
  --bg-glass-strong: rgba(22, 29, 40, 0.88);

  /* Text */
  --text: #e8ecf4;
  --text-secondary: #94a0b4;
  --text-muted: #6b778c;
  --text-inverse: #0b0f16;

  /* Borders & focus */
  --border: rgba(148, 163, 184, 0.12);
  --border-strong: rgba(148, 163, 184, 0.26);
  --border-glow: rgba(90, 103, 216, 0.45);
  --focus-ring: 0 0 0 3px rgba(90, 103, 216, 0.45);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-2xl: 28px;
  --radius-full: 9999px;

  /* Shadows & glow */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.28);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.32);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.55);
  --shadow-glow: 0 0 48px rgba(90, 103, 216, 0.28);
  --shadow-glow-teal: 0 0 40px rgba(45, 212, 191, 0.22);
  --shadow-card-hover: 0 16px 48px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(90, 103, 216, 0.25);

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 72px;
  --space-9: 96px;

  /* Typography — Vazirmatn hierarchy */
  --font-sans: "Vazirmatn", "Yekan Bakh", Tahoma, "Segoe UI", system-ui, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  --font-size-hero: clamp(1.45rem, 2.8vw, 2rem);
  --line-height-tight: 1.18;
  --line-height-snug: 1.35;
  --line-height-normal: 1.65;
  --line-height-relaxed: 1.8;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --letter-tight: -0.035em;
  --letter-display: -0.04em;

  /* Layout */
  --container: 1120px;
  --container-wide: 1280px;
  --nav-height: 72px;
  --transition: 200ms cubic-bezier(0.22, 1, 0.36, 1);
  --transition-slow: 420ms cubic-bezier(0.22, 1, 0.36, 1);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-notion: cubic-bezier(0.16, 1, 0.3, 1);
  --reveal-duration: 600ms;
  --stagger-ms: 60ms;

  /* Aurora mesh accents */
  --aurora-1: rgba(90, 103, 216, 0.42);
  --aurora-2: rgba(45, 212, 191, 0.22);
  --aurora-3: rgba(167, 139, 250, 0.18);
}

[data-theme="light"] {
  --color-primary: #5a67d8;
  --color-primary-hover: #4c51bf;
  --color-primary-active: #434190;
  --color-primary-soft: rgba(90, 103, 216, 0.1);
  --color-teal: #0d9488;
  --color-teal-soft: #14b8a6;
  --color-teal-glow: rgba(13, 148, 136, 0.25);
  --color-violet: #7c3aed;
  --color-danger: #dc2626;
  --color-danger-bg: rgba(220, 38, 38, 0.1);
  --color-success: #059669;
  --color-success-bg: rgba(5, 150, 105, 0.1);
  --color-warning: #d97706;
  --color-warning-bg: rgba(217, 119, 6, 0.1);
  --color-info: #2563eb;
  --color-info-bg: rgba(37, 99, 235, 0.1);

  --bg: #f4f6fb;
  --bg-deep: #e8ecf4;
  --bg-card: #ffffff;
  --bg-elevated: #ffffff;
  --bg-overlay: rgba(244, 246, 251, 0.82);
  --bg-glass: rgba(255, 255, 255, 0.78);
  --bg-glass-strong: rgba(255, 255, 255, 0.92);

  --text: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --text-inverse: #ffffff;

  --border: rgba(15, 23, 42, 0.09);
  --border-strong: rgba(15, 23, 42, 0.16);
  --border-glow: rgba(90, 103, 216, 0.35);
  --focus-ring: 0 0 0 3px rgba(90, 103, 216, 0.3);

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.07);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.1);
  --shadow-xl: 0 24px 64px rgba(15, 23, 42, 0.12);
  --shadow-glow: 0 0 40px rgba(90, 103, 216, 0.12);
  --shadow-glow-teal: 0 0 32px rgba(13, 148, 136, 0.1);
  --shadow-card-hover: 0 16px 40px rgba(15, 23, 42, 0.1), 0 0 0 1px rgba(90, 103, 216, 0.2);

  --aurora-1: rgba(90, 103, 216, 0.2);
  --aurora-2: rgba(13, 148, 136, 0.12);
  --aurora-3: rgba(124, 58, 237, 0.1);
}