/* DESIGN TOKENS — Fawcett / mid-century editorial */
:root, [data-theme="light"] {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.2vw, 0.85rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.3vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.1rem);
  --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.4rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.1vw, 2.1rem);
  --text-2xl: clamp(2rem, 1.3rem + 2.2vw, 3.25rem);
  --text-hero: clamp(2.75rem, 1rem + 6vw, 6.5rem);
  --text-display: clamp(5rem, 3rem + 8vw, 11rem);

  /* Spacing */
  --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;

  /* Surfaces — ivory paper */
  --color-bg: #efe9da;
  --color-surface: #f5efe1;
  --color-surface-2: #faf5e8;
  --color-surface-offset: #e3dcc8;
  --color-border: #1a1814;
  --color-divider: #c9c0a8;
  --color-rule: #1a1814;

  /* Text — printer's ink */
  --color-text: #14110b;
  --color-text-muted: #5a5346;
  --color-text-faint: #8d8472;
  --color-text-inverse: #f5efe1;

  /* Accent — Fawcett ochre/mustard */
  --color-primary: #c8941b;
  --color-primary-hover: #a47411;
  --color-primary-active: #7e5908;
  --color-primary-highlight: #efd99a;

  /* Secondary — brick red, used very sparingly */
  --color-accent-2: #a83a23;
  --color-accent-2-soft: #d8a597;

  /* Squared edges — mid-century sharpness */
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-pill: 0;
  --radius-full: 9999px;

  /* Shadows — minimal, prefer borders */
  --shadow-sm: none;
  --shadow-md: 0 2px 0 var(--color-rule);
  --shadow-lg: 6px 6px 0 var(--color-rule);

  /* Borders */
  --border-hair: 1px solid var(--color-rule);
  --border-thick: 2px solid var(--color-rule);
  --border-bold: 3px solid var(--color-rule);

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 680px;
  --content-default: 1120px;
  --content-wide: 1320px;

  /* Fonts — geometric editorial pairing */
  --font-display: 'Fraunces', 'Times New Roman', serif;
  --font-body: 'DM Sans', 'Helvetica Neue', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
}

[data-theme="dark"] {
  --color-bg: #14110b;
  --color-surface: #1c1812;
  --color-surface-2: #221d15;
  --color-surface-offset: #2b251b;
  --color-border: #ece4d2;
  --color-divider: #2e281e;
  --color-rule: #ece4d2;
  --color-text: #ece4d2;
  --color-text-muted: #a8a08c;
  --color-text-faint: #6f6755;
  --color-text-inverse: #1c1812;
  --color-primary: #e8b346;
  --color-primary-hover: #f3c668;
  --color-primary-active: #f8d588;
  --color-primary-highlight: #4a3a14;
  --color-accent-2: #d96a4f;
  --color-accent-2-soft: #4a261c;
  --shadow-md: 0 2px 0 var(--color-rule);
  --shadow-lg: 6px 6px 0 var(--color-rule);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #14110b;
    --color-surface: #1c1812;
    --color-surface-2: #221d15;
    --color-surface-offset: #2b251b;
    --color-border: #ece4d2;
    --color-divider: #2e281e;
    --color-rule: #ece4d2;
    --color-text: #ece4d2;
    --color-text-muted: #a8a08c;
    --color-text-faint: #6f6755;
    --color-text-inverse: #1c1812;
    --color-primary: #e8b346;
    --color-primary-hover: #f3c668;
    --color-primary-active: #f8d588;
    --color-primary-highlight: #4a3a14;
    --color-accent-2: #d96a4f;
    --color-accent-2-soft: #4a261c;
  }
}

/* RESET / BASE */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}
body {
  min-height: 100dvh;
  line-height: 1.55;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  /* subtle paper texture via tiled noise */
  background-image:
    radial-gradient(rgba(20,17,11,0.025) 1px, transparent 1px),
    radial-gradient(rgba(20,17,11,0.02) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 1px;
}
[data-theme="dark"] body {
  background-image:
    radial-gradient(rgba(236,228,210,0.025) 1px, transparent 1px),
    radial-gradient(rgba(236,228,210,0.02) 1px, transparent 1px);
}

img, picture, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-wrap: balance;
  line-height: 1.05;
}
h2 { font-weight: 700; }
p { text-wrap: pretty; max-width: 62ch; }

/* Editorial mono for numbers/labels */
.mono { font-family: var(--font-mono); letter-spacing: 0.04em; }

::selection { background: var(--color-primary); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a, button, [role="button"], input, textarea, select {
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    transform var(--transition-interactive),
    box-shadow var(--transition-interactive);
}