:root {
    --paper: #fbfaf8;
    --paper-2: #f4f1ec;
    --ink: #14110f;
    --ink-2: #4f4842;
    --ink-3: #8c837a;
    --rule: #e2dcd2;
    --accent: #7a4a2c;
    --field: #ffffff;
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --paper: #12100e;
      --paper-2: #1a1714;
      --ink: #f0ece6;
      --ink-2: #b8afa4;
      --ink-3: #8a8177;
      --rule: #2e2925;
      --accent: #c08f66;
      --field: #1c1815;
    }
  }
  :root[data-theme="dark"] {
    --paper: #12100e;
    --paper-2: #1a1714;
    --ink: #f0ece6;
    --ink-2: #b8afa4;
    --ink-3: #8a8177;
    --rule: #2e2925;
    --accent: #c08f66;
    --field: #1c1815;
  }

  * { box-sizing: border-box; }
  body {
    margin: 0; background: var(--paper); color: var(--ink);
    font-family: 'Jost', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 300; font-size: 16.5px; line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }
  .sheet { max-width: 46rem; margin: 0 auto; padding: 0 1.75rem 7rem; }

  .masthead { padding: 5.5rem 0 3rem; text-align: center; }
  .wordmark {
    font-family: 'Jost', sans-serif; font-weight: 400; font-size: 1.55rem;
    letter-spacing: .42em; text-transform: uppercase; margin: 0 0 .35rem; padding-left: .42em;
  }
  .wordmark-sub {
    font-size: .62rem; letter-spacing: .55em; text-transform: uppercase;
    color: var(--ink-3); margin: 0 0 3.5rem; padding-left: .55em;
  }
  h1 {
    font-family: 'Cormorant Garamond', Georgia, serif; font-weight: 300;
    font-size: clamp(2.3rem, 6vw, 3.4rem); line-height: 1.12;
    margin: 0 0 1.2rem; text-wrap: balance;
  }
  h1 em { font-style: italic; }
  .standfirst {
    font-size: 1.02rem; color: var(--ink-2); max-width: 34rem;
    margin: 0 auto; text-wrap: pretty;
  }
  .credit {
    margin-top: 2.5rem; font-size: .68rem; letter-spacing: .18em;
    text-transform: uppercase; color: var(--ink-3);
  }

  section { margin-top: 4.5rem; }
  .num {
    font-family: 'Cormorant Garamond', serif; font-size: .95rem; font-style: italic;
    color: var(--accent); display: block; margin-bottom: .5rem;
  }
  h2 {
    font-family: 'Cormorant Garamond', Georgia, serif; font-weight: 400;
    font-size: 1.95rem; line-height: 1.2; margin: 0 0 .6rem;
  }
  .lede { color: var(--ink-2); margin: 0 0 2rem; max-width: 36rem; }
  h3 {
    font-size: .68rem; letter-spacing: .2em; text-transform: uppercase;
    color: var(--ink-3); font-weight: 400; margin: 2.75rem 0 1rem;
  }
  p { max-width: 36rem; }
  hr.rule { border: 0; border-top: 1px solid var(--rule); margin: 3.5rem 0 0; }

  .understood { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); }
  .u-row { background: var(--paper); padding: 1.15rem 1.3rem; }
  .u-row .k {
    font-size: .64rem; letter-spacing: .18em; text-transform: uppercase;
    color: var(--ink-3); display: block; margin-bottom: .3rem;
  }
  .u-row .v { font-size: .97rem; }
  .u-row .v em { font-family: 'Cormorant Garamond', serif; font-size: 1.12em; font-style: italic; }

  .chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .55rem; }
  .chip {
    font-size: .7rem; letter-spacing: .1em; text-transform: uppercase;
    padding: .25rem .6rem; border: 1px solid var(--rule);
  }
  .chip.keep { border-color: var(--ink); }
  .chip.drop { color: var(--ink-3); text-decoration: line-through; }

  .finding { padding: 1.4rem 0; border-bottom: 1px solid var(--rule); }
  .finding:first-of-type { border-top: 1px solid var(--rule); }
  .finding .t { font-size: 1rem; margin: 0 0 .3rem; font-weight: 400; }
  .finding .d { font-size: .92rem; color: var(--ink-2); margin: 0; max-width: 36rem; }
  .finding .d code {
    font-family: ui-monospace, monospace; font-size: .85em;
    background: var(--paper-2); padding: .1em .35em;
  }

  .options { display: grid; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); gap: 1.5rem; margin-top: 1.5rem; }
  .option { border: 1px solid var(--rule); background: var(--field); padding: 1.25rem; cursor: pointer; transition: border-color .18s; position: relative; }
  .option:hover { border-color: var(--ink-3); }
  .option:has(input:checked) { border-color: var(--ink); box-shadow: inset 0 0 0 1px var(--ink); }
  .option svg { width: 100%; height: auto; display: block; margin-bottom: 1rem; color: var(--ink); }
  .option .on { font-size: .95rem; margin: 0 0 .25rem; }
  .option .od { font-size: .85rem; color: var(--ink-2); margin: 0; }
  .option input { position: absolute; opacity: 0; pointer-events: none; }
  .option:has(input:focus-visible) { outline: 2px solid var(--accent); outline-offset: 3px; }

  .q { margin-top: 2.5rem; }
  .qt { display: block; font-size: .97rem; margin-bottom: .2rem; }
  .qh { font-size: .85rem; color: var(--ink-3); margin: 0 0 .8rem; max-width: 34rem; }
  input[type="text"], input[type="number"], textarea {
    width: 100%; font-family: 'Jost', sans-serif; font-weight: 300; font-size: 1rem;
    color: var(--ink); background: transparent; border: 0; border-bottom: 1px solid var(--rule);
    padding: .55rem 0; border-radius: 0; -webkit-appearance: none; appearance: none;
  }
  textarea { border: 1px solid var(--rule); padding: .7rem .8rem; min-height: 6rem; resize: vertical; }
  input:focus, textarea:focus { outline: 0; border-bottom-color: var(--accent); }
  textarea:focus { border-color: var(--accent); }

  .radios, .checks { display: grid; gap: .55rem; }
  .radios label, .checks label {
    display: flex; gap: .65rem; align-items: flex-start; font-size: .95rem; cursor: pointer;
  }
  .radios input, .checks input { margin: .45rem 0 0; accent-color: var(--accent); flex-shrink: 0; }

  .pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
  @media (max-width: 34rem) { .pair { grid-template-columns: 1fr; } }

  .submit-zone { margin-top: 4rem; padding-top: 2.5rem; border-top: 1px solid var(--ink); }
  button {
    font-family: 'Jost', sans-serif; font-weight: 400; font-size: .76rem;
    letter-spacing: .18em; text-transform: uppercase; padding: 1rem 2.2rem;
    background: var(--ink); color: var(--paper); border: 0; cursor: pointer;
    transition: opacity .18s;
  }
  button:hover { opacity: .82; }
  button.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }
  button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
  .btn-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
  .out {
    margin-top: 1.75rem; background: var(--paper-2); border: 1px solid var(--rule);
    padding: 1.2rem; font-family: ui-monospace, monospace; font-size: .8rem;
    white-space: pre-wrap; line-height: 1.6; display: none; max-height: 24rem; overflow-y: auto;
  }
  .out.show { display: block; }
  .note { font-size: .85rem; color: var(--ink-3); margin-top: 1rem; }

  .warn {
    border: 1px solid var(--rule); border-left: 2px solid var(--accent);
    background: var(--paper-2); padding: 1.1rem 1.25rem; margin: 1.5rem 0;
  }
  .warn .wt {
    font-size: .68rem; letter-spacing: .18em; text-transform: uppercase;
    color: var(--accent); margin: 0 0 .4rem;
  }
  .warn p { margin: 0; font-size: .92rem; color: var(--ink-2); max-width: 36rem; }
  .warn p + p { margin-top: .6rem; }

  .checklist { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); margin-top: 1rem; }
  .cl-group { background: var(--paper); padding: 1.15rem 1.3rem; }
  .cl-group > .cg {
    font-size: .64rem; letter-spacing: .18em; text-transform: uppercase;
    color: var(--ink-3); display: block; margin-bottom: .75rem;
  }
  .cl-group .checks label { font-size: .92rem; }
  .cl-group .checks .why { display: block; color: var(--ink-3); font-size: .84rem; }

  footer {
    margin-top: 5rem; padding-top: 1.75rem; border-top: 1px solid var(--rule);
    text-align: center; font-size: .68rem; letter-spacing: .16em;
    text-transform: uppercase; color: var(--ink-3);
  }
  @media (prefers-reduced-motion: reduce) { * { transition: none !important; } }