/* ============================================================
   SOGA 11 — Sorcery Editorial System
   Token architecture: primitive -> semantic -> component
   ============================================================ */
:root {
  /* Primitive: brand and editorial color system */
  --ds-blue: #284e83;
  --ds-gold: #d9ba91;

  --purple-950: #21152f;
  --purple-900: #29173d;
  --purple-800: #3a2157;
  --purple-700: #5b2bbf;
  --purple-600: #7c3aed;
  --purple-500: #8b5cf6;
  --purple-300: #c4b5fd;
  --purple-100: #ede9fe;
  --purple-050: #f5f1ff;

  --paper: #faf8f5;
  --surface: #ffffff;
  --ink: #21152f;
  --ink-soft: #433852;
  --text-muted: #746b80;
  --border: #ddd7e5;
  --border-strong: #c7bdd2;

  /* Primitive: semantic status colors */
  --success: #15803d;
  --success-soft: #e8f7ed;
  --warning: #b45309;
  --warning-soft: #fff4e5;
  --danger: #b42318;
  --danger-hover: #912018;
  --danger-active: #7a1b14;
  --danger-soft: #fdecec;
  --info: #6d28d9;

  /* Primitive: spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 40px;
  --space-8: 48px;
  --space-9: 64px;
  --space-10: 80px;
  --space-11: 96px;
  --space-12: 128px;
  --space-13: 160px;

  /* Primitive: layout */
  --container-wide: 1280px;
  --container-main: 1200px;
  --container-reading: 760px;
  --gutter-mobile: 20px;
  --gutter-tablet: 32px;
  --gutter-desktop: 48px;
  --gutter-wide: 64px;
  --page-gutter: var(--gutter-mobile);

  /* Documented breakpoint values. Media queries use literal values. */
  --breakpoint-tablet: 768px;
  --breakpoint-desktop: 1024px;
  --breakpoint-wide: 1280px;

  /* Primitive: shape and elevation */
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-pill: 999px;
  --shadow-1: 0 8px 24px rgba(33, 21, 47, 0.06);
  --shadow-2: 0 14px 36px rgba(33, 21, 47, 0.1);

  /* Primitive: typography */
  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;

  --type-mega-size: clamp(5.5rem, 15vw, 15rem);
  --type-mega-leading: 0.78;
  --type-mega-tracking: -0.07em;
  --type-mega-weight: 700;

  --type-hero-size: clamp(2.5rem, 5.2vw, 4.875rem);
  --type-hero-leading: 0.95;
  --type-hero-tracking: -0.045em;
  --type-hero-weight: 700;

  --type-section-xl-size: clamp(2.25rem, 4vw, 3.5rem);
  --type-section-xl-leading: 1;
  --type-section-xl-tracking: -0.035em;
  --type-section-xl-weight: 800;

  --type-h2-size: clamp(2rem, 3.2vw, 2.75rem);
  --type-h2-leading: 1.05;
  --type-h2-tracking: -0.03em;
  --type-h2-weight: 700;

  --type-h3-size: clamp(1.5rem, 2vw, 1.75rem);
  --type-h3-leading: 1.15;
  --type-h3-tracking: -0.02em;
  --type-h3-weight: 700;

  --type-h4-size: clamp(1.125rem, 1.5vw, 1.25rem);
  --type-h4-leading: 1.25;
  --type-h4-tracking: -0.01em;
  --type-h4-weight: 600;

  --type-body-lg-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --type-body-lg-leading: 1.65;
  --type-body-size: clamp(0.9375rem, 0.9125rem + 0.125vw, 1rem);
  --type-body-leading: 1.6;
  --type-small-size: clamp(0.8125rem, 0.7875rem + 0.125vw, 0.875rem);
  --type-small-leading: 1.5;
  --type-label-size: clamp(0.6875rem, 0.6625rem + 0.125vw, 0.75rem);
  --type-label-leading: 1.35;
  --type-label-tracking: 0.12em;
  --type-micro-size: 0.6875rem;
  --type-micro-leading: 1.35;
  --type-micro-tracking: 0.14em;
  --type-data-xl-size: clamp(3rem, 5vw, 5.5rem);
  --type-data-xl-leading: 0.9;
  --type-data-xl-tracking: -0.05em;

  /* Primitive: motion */
  --ease-standard: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-emphasis: cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast: 180ms;
  --duration-normal: 240ms;
  --duration-reveal: 420ms;

  /* Optional only: approved CTA/credential surfaces in later phases */
  --gradient-cta: linear-gradient(90deg, #7c3aed 0%, #8b5cf6 100%);
  --gradient-cta-hover: linear-gradient(90deg, #6d28d9 0%, #7c3aed 100%);

  /* Semantic aliases */
  --bg-page: var(--paper);
  --bg-surface: var(--surface);
  --bg-soft: var(--purple-050);
  --bg-dark: var(--purple-950);
  --text-primary: var(--ink);
  --text-secondary: var(--ink-soft);
  --text-on-dark: var(--paper);
  --border-default: var(--border);
  --primary: var(--purple-600);
  --primary-hover: #6d28d9;
  --primary-active: #5b21b6;
  --focus-ring: rgba(124, 58, 237, 0.18);
  --danger-ring: rgba(180, 35, 24, 0.18);

  /* Component foundation */
  --control-height: 48px;
  --control-touch-target: 44px;
  --button-radius: var(--radius-md);
  --button-padding-block: var(--space-3);
  --button-padding-inline: var(--space-5);
  --input-radius: var(--radius-sm);
  --input-padding-block: var(--space-3);
  --input-padding-inline: var(--space-4);

  /* Z-index */
  --z-base: 0;
  --z-decoration: 1;
  --z-content: 10;
  --z-sticky: 100;
  --z-dropdown: 300;
  --z-overlay: 500;
  --z-modal: 700;
  --z-toast: 900;

  /* Compatibility aliases: remove only after dependent page phases */
  --bg-primary: var(--bg-page);
  --bg-secondary: var(--bg-soft);
  --bg-card: var(--bg-surface);
  --bg-glass: rgba(255, 255, 255, 0.86);
  --text-on-accent: var(--surface);
  --accent: var(--primary);
  --accent-strong: var(--primary-hover);
  --accent-soft: var(--purple-300);
  --accent-tint: var(--purple-100);
  --accent-glow: var(--focus-ring);
  --gold: var(--ds-gold);
  --gradient-magic: var(--gradient-cta);
  --gradient-magic-soft: var(--purple-050);
  --radius: var(--radius-md);
  --shadow-sm: none;
  --shadow-md: var(--shadow-1);
  --shadow-lg: var(--shadow-2);
  --transition: color var(--duration-fast) ease,
    background-color var(--duration-fast) ease,
    border-color var(--duration-fast) ease,
    box-shadow var(--duration-normal) var(--ease-standard),
    transform var(--duration-normal) var(--ease-standard),
    opacity var(--duration-fast) ease;
}

@media (min-width: 768px) {
  :root {
    --page-gutter: var(--gutter-tablet);
  }
}

@media (min-width: 1024px) {
  :root {
    --page-gutter: var(--gutter-desktop);
  }
}

@media (min-width: 1280px) {
  :root {
    --page-gutter: var(--gutter-wide);
  }
}