/* ============================================================
   APOGEE PRECISION TECHNOLOGIES — DESIGN TOKENS
   Clinical infrastructure aesthetic — dark-first, premium.
   ============================================================ */

:root {
  /* ---------------- Type scale (fluid) ---------------- */
  --text-xs:   clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem, 1.4rem + 2.5vw, 3.5rem);
  --text-3xl:  clamp(2.5rem, 1.2rem + 4vw, 4.75rem);

  /* ---------------- Spacing (4px base) ---------------- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* ---------------- Layout widths ---------------- */
  --content-narrow:  680px;
  --content-default: 1080px;
  --content-wide:    1280px;

  /* ---------------- Radii / motion ---------------- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --transition-interactive: 200ms cubic-bezier(0.2, 0.8, 0.2, 1);

  /* ---------------- Fonts ---------------- */
  --font-display: 'Cabinet Grotesk', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-body:    'Satoshi', 'Inter', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

/* ============================================================
   DARK MODE (default)
   Graphite surfaces, slate text, instrument-teal accent.
   ============================================================ */
:root,
[data-theme='dark'] {
  /* Surfaces */
  --color-bg:              #0A0E11;
  --color-surface:         #0F1418;
  --color-surface-2:       #141A1F;
  --color-surface-offset:  #181F25;
  --color-surface-elev:    #1B232A;

  /* Lines */
  --color-divider: #1F2830;
  --color-border:  #2A343D;
  --color-border-strong: #38454F;

  /* Text */
  --color-text:        #E7ECEF;
  --color-text-strong: #F3F6F8;
  --color-text-muted:  #9AA4AC;
  --color-text-faint:  #5C6770;

  /* Primary accent — refined instrument teal */
  --color-primary:        #5BC0BE;
  --color-primary-hover:  #7AD4D2;
  --color-primary-active: #3CA8A6;
  --color-primary-soft:   rgba(91, 192, 190, 0.12);
  --color-primary-edge:   rgba(91, 192, 190, 0.32);

  /* Warm signal — measurement gold (used sparingly) */
  --color-gold:        #D4A857;
  --color-gold-soft:   rgba(212, 168, 87, 0.14);

  /* Semantic */
  --color-success:     #6FBF7B;
  --color-warning:     #E0A86A;
  --color-danger:      #D97070;
  --color-info:        #79A8D9;

  /* Data viz */
  --chart-1: #5BC0BE;
  --chart-2: #79A8D9;
  --chart-3: #D4A857;
  --chart-4: #B58CD3;
  --chart-5: #6FBF7B;
  --chart-6: #D97070;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);

  /* Gradients */
  --grad-hero: radial-gradient(1200px 600px at 80% -10%, rgba(91,192,190,0.10), transparent 60%),
               radial-gradient(900px 500px at 10% 110%, rgba(121,168,217,0.08), transparent 60%);
}

/* ============================================================
   LIGHT MODE — clinical paper, refined and sober
   ============================================================ */
[data-theme='light'] {
  --color-bg:              #F6F6F3;
  --color-surface:         #FFFFFF;
  --color-surface-2:       #FAFAF7;
  --color-surface-offset:  #F0F0EC;
  --color-surface-elev:    #FFFFFF;

  --color-divider: #E4E3DD;
  --color-border:  #D6D5CE;
  --color-border-strong: #B7B6AD;

  --color-text:        #14181B;
  --color-text-strong: #050709;
  --color-text-muted:  #555B61;
  --color-text-faint:  #8B8F94;

  --color-primary:        #0E6A6A;
  --color-primary-hover:  #0B5454;
  --color-primary-active: #083F3F;
  --color-primary-soft:   rgba(14, 106, 106, 0.08);
  --color-primary-edge:   rgba(14, 106, 106, 0.22);

  --color-gold:        #8C6517;
  --color-gold-soft:   rgba(140, 101, 23, 0.10);

  --color-success: #2F7A45;
  --color-warning: #A26417;
  --color-danger:  #A8362F;
  --color-info:    #2C5E91;

  --chart-1: #0E6A6A;
  --chart-2: #2C5E91;
  --chart-3: #8C6517;
  --chart-4: #6E3F94;
  --chart-5: #2F7A45;
  --chart-6: #A8362F;

  --shadow-sm: 0 1px 2px rgba(20, 24, 27, 0.06);
  --shadow-md: 0 8px 24px rgba(20, 24, 27, 0.08);
  --shadow-lg: 0 24px 60px rgba(20, 24, 27, 0.10);

  --grad-hero: radial-gradient(1200px 600px at 80% -10%, rgba(14,106,106,0.08), transparent 60%),
               radial-gradient(900px 500px at 10% 110%, rgba(44,94,145,0.06), transparent 60%);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg:              #F6F6F3;
    --color-surface:         #FFFFFF;
    --color-surface-2:       #FAFAF7;
    --color-surface-offset:  #F0F0EC;
    --color-surface-elev:    #FFFFFF;
    --color-divider: #E4E3DD;
    --color-border:  #D6D5CE;
    --color-border-strong: #B7B6AD;
    --color-text:        #14181B;
    --color-text-strong: #050709;
    --color-text-muted:  #555B61;
    --color-text-faint:  #8B8F94;
    --color-primary:        #0E6A6A;
    --color-primary-hover:  #0B5454;
    --color-primary-active: #083F3F;
    --color-primary-soft:   rgba(14, 106, 106, 0.08);
    --color-primary-edge:   rgba(14, 106, 106, 0.22);
    --color-gold:        #8C6517;
    --color-gold-soft:   rgba(140, 101, 23, 0.10);
    --color-success: #2F7A45;
    --color-warning: #A26417;
    --color-danger:  #A8362F;
    --color-info:    #2C5E91;
    --chart-1: #0E6A6A;
    --chart-2: #2C5E91;
    --chart-3: #8C6517;
    --chart-4: #6E3F94;
    --chart-5: #2F7A45;
    --chart-6: #A8362F;
    --shadow-sm: 0 1px 2px rgba(20, 24, 27, 0.06);
    --shadow-md: 0 8px 24px rgba(20, 24, 27, 0.08);
    --shadow-lg: 0 24px 60px rgba(20, 24, 27, 0.10);
    --grad-hero: radial-gradient(1200px 600px at 80% -10%, rgba(14,106,106,0.08), transparent 60%),
                 radial-gradient(900px 500px at 10% 110%, rgba(44,94,145,0.06), transparent 60%);
  }
}