:root {
  --bg: #0e0f0c;
  --surface: #161813;
  --line: #2e302a;
  --text: #f2f3ee;
  --muted: #a7a99f;
  --faint: #6f7268;
  --accent: #c6f432;
  --accent-ink: #0e0f0c;
  --error: #ff7a59;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --display: 'Bricolage Grotesque', system-ui, sans-serif;
  --body: 'Bricolage Grotesque', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.6;
}
a { color: var(--accent); text-underline-offset: 3px; }
a:hover { color: #e1ff7a; }
code, pre, kbd { font-family: var(--mono); font-size: 0.88em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.logo { font-family: var(--mono); font-weight: 800; font-size: 18px; color: var(--accent); text-decoration: none; }
.nav { display: flex; gap: 20px; font-size: 15px; }
.nav a { color: var(--muted); text-decoration: none; }
.nav a:hover { color: var(--text); }

/* Hero */
.hero { padding-top: 72px; padding-bottom: 40px; }
.hero h1 { font-family: var(--display); font-size: clamp(40px, 7vw, 76px); line-height: 1.02; letter-spacing: -0.02em; margin: 0 0 18px; font-weight: 800; }
.hero h1 span { color: var(--accent); }
.hero p { color: var(--muted); font-size: 20px; max-width: 620px; margin: 0; }

/* Error Doctor */
.doctor { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 24px; margin: 32px 0 64px; }
.doctor label { display: block; font-family: var(--mono); font-size: 14px; color: var(--muted); margin-bottom: 10px; }
.doctor textarea {
  width: 100%; min-height: 120px; resize: vertical;
  background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 10px;
  padding: 14px; font-family: var(--mono); font-size: 15px; line-height: 1.5;
}
.doctor textarea::placeholder { color: var(--faint); }
.doctor-row { display: flex; gap: 12px; align-items: center; margin-top: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 44px;
  padding: 0 20px; border-radius: 10px; border: 0; cursor: pointer;
  background: var(--accent); color: var(--accent-ink); font-family: var(--mono); font-weight: 700; font-size: 15px; text-decoration: none;
}
.btn:hover { background: #d6ff57; color: var(--accent-ink); }
.btn.ghost { background: transparent; color: var(--text); border: 1px solid var(--line); }
.hint { color: var(--faint); font-size: 14px; }
.results { margin-top: 20px; display: grid; gap: 10px; }
.result { display: block; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; text-decoration: none; color: var(--text); }
.result:hover { border-color: var(--accent); color: var(--text); }
.result strong { display: block; font-size: 17px; }
.result span { font-family: var(--mono); font-size: 13px; color: var(--muted); }
.result.top { border-color: var(--accent); }

/* Library */
.section-title { font-family: var(--display); font-size: 32px; margin: 0 0 8px; }
.section-sub { color: var(--muted); margin: 0 0 28px; }
.category { margin-bottom: 36px; }
.category h3 { font-family: var(--mono); font-size: 14px; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); margin: 0 0 12px; }
.fix-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 10px; }
.fix-list a { display: block; height: 100%; padding: 14px 16px; border: 1px solid var(--line); border-radius: 10px; text-decoration: none; color: var(--text); background: var(--surface); }
.fix-list a:hover { border-color: var(--accent); }
.fix-list code { display: block; color: var(--error); font-size: 13px; margin-top: 6px; overflow-wrap: anywhere; }

/* Kit band */
.kit { border: 1px solid var(--line); border-radius: 14px; padding: 32px; margin: 32px 0 72px; display: flex; gap: 24px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.kit h2 { font-family: var(--display); font-size: 28px; margin: 0 0 6px; }
.kit p { margin: 0; color: var(--muted); max-width: 560px; }

/* Article */
.crumb { font-family: var(--mono); font-size: 14px; color: var(--muted); padding-top: 32px; }
.crumb a { color: var(--muted); }
.fix-error { margin: 18px 0 4px; padding: 14px 16px; background: var(--surface); border: 1px solid var(--line); border-left: 0; border-radius: 10px; font-family: var(--mono); font-size: 15px; color: var(--error); overflow-wrap: anywhere; }
.meta { font-family: var(--mono); font-size: 13px; color: var(--faint); margin: 10px 0 0; }
.article { padding-bottom: 72px; }
.article h1 { font-family: var(--display); font-size: clamp(32px, 5vw, 48px); line-height: 1.1; letter-spacing: -0.01em; margin: 24px 0 8px; }
.article h2 { font-family: var(--display); font-size: 26px; margin: 40px 0 10px; }
.article li { margin: 6px 0; }
.article :not(pre) > code { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; }
.article blockquote {
  position: relative; margin: 16px 0; padding: 18px 18px 18px 18px; padding-right: 96px;
  background: var(--surface); border: 1px solid var(--accent); border-radius: 10px;
  font-family: var(--mono); font-size: 15px; line-height: 1.55;
}
.article blockquote p { margin: 0; }
.copy-btn { position: absolute; top: 12px; right: 12px; min-height: 36px; padding: 0 12px; font-size: 13px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 0 48px; color: var(--faint); font-size: 14px; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }

@media (max-width: 600px) {
  body { font-size: 17px; }
  .hero { padding-top: 48px; }
  .article blockquote { padding-right: 18px; padding-top: 56px; }
}