:root { color-scheme: dark; --bg: #0d0d0f; --panel: #171719; --line: #363638; --ink: #f4f0e8; --muted: #b4b0a9; --accent: #ffa477; --sans: 'Avenir Next', Avenir, 'Helvetica Neue', sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 28px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--sans); }
a { color: inherit; text-underline-offset: 5px; }
button, textarea { font: inherit; }
button, summary { cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.wrap { width: min(1120px, calc(100% - 64px)); margin: auto; }
.page-nav { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--line); }
.brand { font: 700 25px Georgia, serif; letter-spacing: -.04em; text-decoration: none; }
.brand span { color: var(--accent); }
.nav-cta { font-size: 14px; text-decoration: none; }
.nav-cta span { margin-left: 12px; color: var(--accent); }
.intro { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .8fr); align-items: center; gap: 40px; padding: 62px 0 42px; }
.eyebrow { color: var(--accent); text-transform: uppercase; letter-spacing: .13em; font-size: 12px; font-weight: 600; margin: 0 0 18px; }
h1 { font: 400 clamp(48px, 6.5vw, 78px)/1.03 Georgia, serif; letter-spacing: -.055em; margin: 0 0 20px; }
h1 span { color: var(--accent); }
.intro-lead { font-size: 23px; line-height: 1.3; margin: 0 0 12px; }
.intro-copy { color: var(--muted); max-width: 52ch; margin: 0; }
.intro-art { margin: 0; }
.intro-art img { display: block; width: 100%; height: auto; border-radius: 8px; }
.intro-art figcaption { color: var(--muted); font-size: 12px; margin-top: 10px; text-align: center; }
.checker { background: var(--panel); border: 1px solid var(--line); padding: 30px; border-radius: 14px; }
.checker-top { display: flex; align-items: baseline; justify-content: space-between; gap: 20px; margin-bottom: 22px; }
.checker-top h2 { font-size: 19px; font-weight: 600; margin: 0; }
.checker-top > span, .meta { color: var(--muted); font-size: 14px; }
label { display: block; color: var(--muted); font-size: 14px; margin-bottom: 10px; }
textarea { width: 100%; min-height: 235px; padding: 20px; border: 1px solid #56565a; border-radius: 7px; resize: vertical; background: #0e0e10; color: var(--ink); line-height: 1.7; }
textarea::placeholder { color: #99959a; opacity: 1; }
.draft-tools { display: flex; justify-content: space-between; margin: 6px 0 18px; }
.text-button { padding: 10px 0; min-height: 44px; border: 0; color: var(--muted); background: transparent; font-size: 14px; text-decoration: underline; text-underline-offset: 4px; }
.text-button:hover { color: var(--ink); }
.check-action { display: flex; align-items: center; gap: 24px; }
.button { display: inline-flex; gap: 28px; align-items: center; justify-content: space-between; min-height: 52px; padding: 14px 24px; border: 0; border-radius: 6px; font-weight: 700; }
.primary { background: var(--accent); color: #171210; }
.primary:hover { background: #ffc09f; }
.check-action p { color: var(--muted); font-size: 12px; margin: 0; }
.status { color: var(--accent); font-size: 14px; margin-bottom: 0; }
.status:empty { display: none; }
.result-head { margin-top: 28px; padding-top: 28px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 18px; }
.result-head h3 { margin: 0; font: 400 30px/1.2 Georgia, serif; }
.result-head .meta { margin: 8px 0; }
details { border-top: 1px solid var(--line); padding: 18px 0; margin-top: 18px; }
summary { font-size: 14px; font-weight: 600; }
.send-annotated { white-space: pre-wrap; overflow-wrap: anywhere; max-height: 400px; overflow: auto; background: #0e0e10; padding: 20px; font: 16px/1.8 var(--sans); }
mark { color: #1a1410; background: #f7b88c; border-radius: 2px; }
.send-findings { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 16px; padding: 0; list-style: none; }
.send-findings li { min-width: 0; border: 1px solid var(--line); border-radius: 8px; background: #101012; padding: 22px; overflow-wrap: anywhere; }
.send-category { color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.send-findings blockquote { margin: 14px 0; font-weight: 600; max-height: 160px; overflow: auto; white-space: pre-wrap; }
.send-findings p { color: var(--muted); margin: 12px 0; font-size: 15px; }
.send-locate { border: 0; border-bottom: 1px solid #89857e; background: transparent; color: var(--ink); padding: 10px 0; min-height: 44px; font-size: 14px; }
.explain { padding: 70px 0; }
.explain h2 { font: 400 36px/1.2 Georgia, serif; margin: 0 0 32px; }
.pattern-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 30px; }
.pattern-grid article { border-top: 1px solid var(--line); padding-top: 20px; }
.pattern-number { font-size: 12px; color: var(--accent); }
.pattern-grid h3 { font-size: 18px; margin: 12px 0; }
.pattern-grid p { color: var(--muted); font-size: 15px; }
.pattern-grid .pattern-example { color: var(--ink); }
.create-context { padding: 42px; border: 1px solid #5b4236; border-radius: 14px; background: #1b1715; }
.create-context h2 { font: 400 clamp(32px,4vw,46px)/1.15 Georgia, serif; margin: 0 0 16px; }
.create-context h2 span { color: var(--accent); }
.create-context > p:not(.eyebrow) { max-width: 68ch; color: var(--muted); }
.create-options { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 30px; }
.create-options a { display: block; padding: 24px; border: 1px solid #655147; border-radius: 8px; text-decoration: none; }
.create-options a:hover { border-color: var(--accent); background: #251e19; }
.option-label { color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; }
.create-options h3 { display: flex; justify-content: space-between; gap: 16px; font-size: 19px; margin: 10px 0; }
.create-options p { color: var(--muted); font-size: 14px; margin: 0; }
.method { color: var(--muted); font-size: 14px; margin-top: 36px; }
.method summary { color: var(--ink); }
.page-footer { display: flex; justify-content: space-between; gap: 20px; padding: 30px 0; border-top: 1px solid var(--line); margin-top: 32px; color: var(--muted); font-size: 12px; }
.skip-link { position: absolute; top: -100px; left: 20px; padding: 12px; background: var(--accent); color: #111; z-index: 2; }
.skip-link:focus { top: 12px; }
@media(max-width:720px) {
  .wrap { width: calc(100% - 36px); }
  .page-nav { padding: 20px 0; gap: 12px; }
  .brand { font-size: 21px; }
  .nav-cta { font-size: 12px; }
  .nav-cta span { display: none; }
  .intro { grid-template-columns: 1fr; gap: 22px; padding: 36px 0 28px; }
  .intro-art { max-width: 180px; }
  .intro-art figcaption { display: none; }
  .intro-lead { font-size: 20px; }
  .checker { padding: 20px 16px; }
  .checker-top { display: block; }
  .checker-top > span { display: block; margin-top: 6px; }
  textarea { padding: 14px; }
  .check-action { display: block; }
  .check-action .button { width: 100%; }
  .check-action p { margin-top: 14px; }
  .send-findings, .pattern-grid, .create-options { grid-template-columns: 1fr; }
  .result-head { align-items: flex-start; }
  .result-head h3 { font-size: 25px; }
  .explain { padding: 42px 0; }
  .create-context { padding: 28px 20px; }
  .page-footer { flex-wrap: wrap; }
}
@media(prefers-reduced-motion:reduce) { html { scroll-behavior: auto; } }