@layer tokens, base, layout, components;

@layer tokens {
  @font-face {
    font-family: 'Bricolage Grotesque';
    src: url('/fonts/bricolage-grotesque-600.woff2') format('woff2');
    font-weight: 600;
    font-display: swap;
  }
  @font-face {
    font-family: 'Bricolage Grotesque';
    src: url('/fonts/bricolage-grotesque-800.woff2') format('woff2');
    font-weight: 800;
    font-display: swap;
  }
  @font-face {
    font-family: 'Newsreader';
    src: url('/fonts/newsreader-400.woff2') format('woff2');
    font-weight: 400;
    font-display: swap;
  }

  :root {
    color-scheme: light dark;

    --paper: #c9e2f7;
    --ink: #16203a;      /* 12.1:1 */
    --muted: #465673;    /*  5.5:1 */
    --accent: #b0391b;   /*  4.6:1 */
    --rule: #a7c6e4;     /* decorative only */
    --kanoniq: #0c6b5c;  /*  4.8:1 */
    --stronglytyped: #3b2fb8; /* 6.9:1 */

    --display: 'Bricolage Grotesque', ui-sans-serif, system-ui, -apple-system, 'Segoe UI', sans-serif;
    --text: 'Newsreader', 'Iowan Old Style', 'Palatino Linotype', Palatino, Georgia, serif;

    --step--1: clamp(0.875rem, 0.85rem + 0.1vw, 0.9375rem);
    --step-0: clamp(1.0625rem, 1rem + 0.3vw, 1.25rem);
    --step-1: clamp(1.25rem, 1.1rem + 0.7vw, 1.625rem);
    --step-2: clamp(1.5rem, 1.2rem + 1.4vw, 2.25rem);
    --step-3: clamp(2.25rem, 1.5rem + 3.4vw, 4rem);
    --step-display: clamp(3.25rem, 0.5rem + 14vw, 10rem);

    --measure: 60ch;
    --gutter: clamp(1rem, 0.5rem + 2.5vw, 2.5rem);
    --space-2xs: 0.25rem;
    --space-xs: 0.5rem;
    --space-s: 1rem;
    --space-m: 1.5rem;
    --space-l: clamp(2.5rem, 2rem + 2.5vw, 4rem);
    --space-xl: clamp(4rem, 3rem + 5vw, 8rem);
    --bar: 0.5rem;
    --margin-col: 12rem;
  }

  @media (prefers-color-scheme: dark) {
    :root {
      --paper: #16131f;
      --ink: #ece6da;     /* 14.7:1 */
      --muted: #a9a2b4;   /*  7.4:1 */
      --accent: #f0694c;  /*  6.0:1 */
      --rule: #3a3446;    /* decorative only */
      --kanoniq: #7cc0ad; /*  8.7:1 */
      --stronglytyped: #86abe3; /* 7.8:1 */
    }
  }
}

@layer base {
  *,
  *::before,
  *::after { box-sizing: border-box; }

  html { -webkit-text-size-adjust: 100%; }

  body {
    margin: 0;
    background: var(--paper);
    color: var(--ink);
    font-family: var(--text);
    font-size: var(--step-0);
    line-height: 1.6;
    font-kerning: normal;
  }

  h1, h2, h3 {
    margin: 0;
    font-family: var(--display);
    text-wrap: balance;
  }

  p { margin: 0; }

  a {
    color: inherit;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.2em;
  }
  a:hover { color: var(--accent); }

  :focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 2px;
  }

  ::selection {
    background: var(--ink);
    color: var(--paper);
  }
}

@layer layout {
  .wrap {
    max-width: 76rem;
    margin-inline: auto;
    padding-inline: var(--gutter);
  }

  .masthead { padding-block: var(--space-xl) var(--space-l); }

  .section {
    display: grid;
    gap: var(--space-m);
    padding-block: var(--space-l);
  }

  @media (min-width: 60rem) {
    .section {
      grid-template-columns: var(--margin-col) minmax(0, 1fr);
      column-gap: var(--space-l);
    }
  }

  .colophon {
    display: grid;
    gap: var(--space-s);
    padding-block: var(--space-l) var(--space-m);
  }

  .skip {
    position: absolute;
    left: var(--gutter);
    top: -4rem;
    z-index: 1;
    padding: var(--space-xs) var(--space-s);
    background: var(--ink);
    color: var(--paper);
    font-family: var(--display);
    font-weight: 600;
    text-decoration: none;
  }
  .skip:focus { top: var(--space-xs); }
  .skip:hover { color: var(--paper); }
}

@layer components {
  .lockup {
    --t: 0.075em;
    --reach: 0.34em;
    display: grid;
    grid-template-columns: var(--reach) auto 1fr;
    column-gap: 0.14em;
    row-gap: 0.13em;
    font-size: var(--step-display);
    font-weight: 800;
    line-height: 0.84;
    letter-spacing: -0.035em;
  }

  .lockup::before {
    content: '';
    grid-column: 1;
    grid-row: 1 / 4;
    border: var(--t) solid currentColor;
    border-inline-end: 0;
  }

  .lockup-line {
    grid-column: 2;
    text-box: trim-both cap alphabetic;
  }
  .lockup-line:first-child { grid-row: 1; }
  .lockup-line:last-child { grid-row: 3; }

  .lockup-arm {
    grid-column: 1 / -1;
    grid-row: 2;
    height: var(--t);
    margin-inline-start: calc(var(--t) * 1.5);
    background: var(--accent);
    transform-origin: left center;
  }

  @media (prefers-reduced-motion: no-preference) {
    .lockup-arm { animation: reach 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) 0.15s both; }
  }

  @keyframes reach {
    from { scale: 0 1; }
  }

  .statement {
    max-width: 24ch;
    margin-top: var(--space-l);
    font-size: var(--step-2);
    line-height: 1.25;
    text-wrap: balance;
  }

  .section-h {
    font-size: var(--step-1);
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
  }

  .works {
    display: grid;
    gap: var(--space-l);
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .work {
    --work: var(--ink);
    display: grid;
    gap: var(--space-s) var(--space-l);
  }

  .work::before {
    content: '';
    grid-column: 1 / -1;
    height: var(--bar);
    margin-bottom: var(--space-xs);
    background: var(--work);
  }

  .work-body {
    display: grid;
    gap: var(--space-m) var(--space-l);
  }

  @media (min-width: 48rem) {
    .work-body { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); }
  }

  .work--kanoniq { --work: var(--kanoniq); }
  .work--stronglytyped { --work: var(--stronglytyped); }

  .work-name {
    display: flex;
    align-items: center;
    gap: 0.3em;
    align-self: start;
    font-size: var(--step-3);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.03em;
  }

  .work-mark {
    width: 0.9em;
    height: 0.9em;
    flex: none;
  }

  .kq-a,
  .kq-d {
    fill: none;
    stroke: var(--work);
    stroke-width: 1.7;
  }

  .kq-d {
    stroke-dasharray: 2.6 2.1;
    opacity: 0.6;
  }

  .work-what {
    max-width: 34ch;
    font-size: var(--step-1);
    line-height: 1.4;
  }

  .work-meta {
    display: grid;
    align-content: start;
    gap: var(--space-2xs);
    margin: 0;
  }

  .work-meta div {
    display: grid;
    grid-template-columns: 4.5rem minmax(0, 1fr);
    align-items: baseline;
    column-gap: var(--space-s);
  }

  .work-meta dt {
    color: var(--muted);
    font-family: var(--display);
    font-size: var(--step--1);
    font-weight: 600;
  }

  .work-meta dd { margin: 0; }

  .work-meta a {
    display: inline-block;
    padding-block: 0.625rem;
    margin-block: -0.625rem;
    overflow-wrap: anywhere;
    text-decoration-color: var(--work);
    text-decoration-thickness: 0.12em;
  }

  .works-more {
    display: grid;
    grid-template-columns: minmax(0, var(--measure)) 1fr;
    margin-top: var(--space-l);
    color: var(--muted);
  }

  .works-more::before {
    content: '';
    grid-column: 1 / -1;
    height: 2px;
    margin-bottom: var(--space-s);
    background: var(--rule);
  }

  .prose p { max-width: var(--measure); }

  .sign {
    display: flex;
    align-items: baseline;
    gap: 0.5em;
    font-family: var(--display);
    font-size: var(--step-1);
    font-weight: 600;
    line-height: 1;
  }

  .mark {
    width: 1em;
    height: 1em;
    flex: none;
    fill: currentColor;
  }

  .legal {
    color: var(--muted);
    font-size: var(--step--1);
  }
}