:root {
  color-scheme: light;
  --bg: #f6f3ee;
  --surface: #fffdf9;
  --text: #1d1b18;
  --muted: #6b655c;
  --line: #e3ddd3;
  --accent: #c2410c;
  --accent-soft: #fbe7dc;
  --on-accent: #fff;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", system-ui, -apple-system, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;
}
/* Dark follows the system unless the visitor picked light; an explicit dark pick always wins. */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #141311;
    --surface: #1c1a17;
    --text: #f1ece4;
    --muted: #a39b8f;
    --line: #2e2b27;
    --accent: #fb8a4c;
    --accent-soft: #3a2418;
    --on-accent: #141311;
  }
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #141311;
  --surface: #1c1a17;
  --text: #f1ece4;
  --muted: #a39b8f;
  --line: #2e2b27;
  --accent: #fb8a4c;
  --accent-soft: #3a2418;
  --on-accent: #141311;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration-color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent); }
.wrap { max-width: 980px; margin: 0 auto; padding-inline: 24px; }

/* Nav */
nav { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; }
nav.scrolled { border-bottom-color: var(--line); }
nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { font: 600 18px var(--serif); text-decoration: none; }
.logo span { color: var(--accent); }
nav ul { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; font-size: 15px; }
nav ul a { text-decoration: none; color: var(--muted); }
nav ul a:hover { color: var(--text); }
nav .wrap > div { display: flex; align-items: center; gap: 20px; }
.theme-toggle { display: inline-grid; place-items: center; width: 36px; height: 36px; padding: 0; border: 1px solid var(--line); border-radius: 999px; background: var(--surface); color: var(--muted); cursor: pointer; }
.theme-toggle:hover { color: var(--text); border-color: var(--accent); }
.theme-toggle:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle svg:not([data-icon="system"]) { display: none; }
:root[data-theme="light"] .theme-toggle svg { display: none; }
:root[data-theme="light"] .theme-toggle svg[data-icon="light"] { display: block; }
:root[data-theme="dark"] .theme-toggle svg { display: none; }
:root[data-theme="dark"] .theme-toggle svg[data-icon="dark"] { display: block; }

/* Hero */
.hero { padding-block: 120px 96px; }
.eyebrow { font: 500 13px var(--mono); letter-spacing: .04em; color: var(--accent); text-transform: uppercase; margin: 0 0 20px; }
h1 { font: 400 clamp(40px, 7vw, 76px)/1.05 var(--serif); letter-spacing: -0.02em; margin: 0 0 28px; max-width: 14ch; }
h1 em { font-style: italic; color: var(--accent); }
.lede { font-size: 20px; color: var(--muted); max-width: 58ch; margin: 0 0 40px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 20px; border-radius: 999px; font: 500 15px var(--sans); text-decoration: none; border: 1px solid var(--line); background: var(--surface); }
.btn.primary { background: var(--text); color: var(--bg); border-color: var(--text); }
.btn.primary:hover { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.btn:hover { border-color: var(--accent); }

/* Sections */
section { padding-block: 2em; border-top: 1px solid var(--line); scroll-margin-top: 64px; }
.section-head { display: grid; grid-template-columns: 200px 1fr; gap: 32px; margin-bottom: 48px; }
.section-head .num { font: 500 13px var(--mono); color: var(--muted); padding-top: 12px; }
h2 { font: 400 clamp(30px, 4vw, 42px)/1.15 var(--serif); letter-spacing: -0.01em; margin: 0; }

.about-grid { display: grid; grid-template-columns: 200px 1fr; gap: 32px; }
.about-body p { margin: 0 0 18px; max-width: 62ch; }
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin-top: 36px; }
.fact { background: var(--surface); padding: 20px 22px; }
.fact b { display: block; font: 600 15px var(--sans); }
.fact small { color: var(--muted); font-size: 14px; }

/* Work */
.work { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 28px; display: flex; flex-direction: column; transition: transform .2s, border-color .2s, box-shadow .2s; }
.card:hover { transform: translateY(-3px); border-color: color-mix(in srgb, var(--accent) 40%, var(--line)); box-shadow: 0 12px 32px -18px rgba(0,0,0,.25); }
.card.feature { grid-column: span 2; }
.card .kind { font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: 14px; }
.card h3 { font: 600 24px/1.2 var(--serif); margin: 0 0 12px; }
.card p { color: var(--muted); margin: 0 0 20px; flex: 1; }
.card ul.points { margin: -6px 0 20px; padding-left: 18px; color: var(--muted); font-size: 15px; }
.card ul.points li { margin-bottom: 4px; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 4px; }
.tags span { font: 500 12px var(--mono); padding: 4px 10px; border-radius: 999px; background: var(--accent-soft); color: var(--accent); }
.card .link { margin-top: 18px; font: 500 14px var(--sans); }

/* Skills */
.skills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px; }
.skills h4 { font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--accent); margin: 0 0 14px; }
.skills ul { list-style: none; margin: 0; padding: 0; }
.skills li { padding: 9px 0; border-bottom: 1px solid var(--line); }

/* Principles */
.principles { counter-reset: p; display: grid; gap: 0; }
.principle { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.principle:first-child { border-top: 1px solid var(--line); }
.principle b { font: 400 22px/1.3 var(--serif); }
.principle p { margin: 0; color: var(--muted); max-width: 60ch; }

/* Contact */
.contact { text-align: center; padding-block: 120px; }
.contact h2 { font-size: clamp(36px, 6vw, 64px); margin-bottom: 20px; }
.contact p { color: var(--muted); margin: 0 auto 36px; max-width: 48ch; }
.contact .cta { justify-content: center; }

footer { border-top: 1px solid var(--line); padding: 28px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .wrap { padding-inline: 16px; }
  nav ul { gap: 16px; font-size: 14px; }
  nav .wrap > div { gap: 14px; }
  nav ul li.hide-sm { display: none; }
  .hero { padding-block: 72px 64px; }
  .lede { font-size: 18px; }
  .section-head, .about-grid, .principle { grid-template-columns: 1fr; gap: 8px; }
  .section-head { margin-bottom: 32px; }
  .section-head .num { padding-top: 0; }
  .facts { grid-template-columns: 1fr; }
  .work { grid-template-columns: 1fr; }
  .card.feature { grid-column: auto; }
  .skills { grid-template-columns: 1fr; gap: 28px; }
  .contact { padding-block: 80px; }
}

/* Handbook */
.maxims { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 40px; }
.maxims li { display: grid; grid-template-columns: 44px 1fr; align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--line); font: 400 21px/1.35 var(--serif); }
.maxims li span { font: 500 13px var(--mono); color: var(--accent); }
.rules { display: grid; grid-template-columns: 200px 1fr; gap: 32px; padding: 28px 0; border-top: 1px solid var(--line); }
.rules h3 { font: 500 13px var(--mono); text-transform: uppercase; letter-spacing: .05em; color: var(--accent); margin: 6px 0 0; }
.rules ul { margin: 0; padding-left: 18px; }
.rules li { margin-bottom: 8px; max-width: 64ch; }
.rules li::marker { color: var(--muted); }
code { font: 400 .88em var(--mono); background: var(--accent-soft); color: var(--accent); padding: 1px 6px; border-radius: 6px; }
.note { color: var(--muted); font-size: 15px; margin: 32px 0 0; }
.back { display: inline-block; margin-top: 8px; font-weight: 500; }

@media (max-width: 760px) {
  .maxims { grid-template-columns: 1fr; }
  .maxims li { font-size: 19px; }
  .rules { grid-template-columns: 1fr; gap: 12px; }
}

/* Off the clock */
.hobbies { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0 32px; }
.hobbies li { padding: 16px 0; border-bottom: 1px solid var(--line); }
.hobbies b { display: block; font: 400 20px/1.3 var(--serif); margin-bottom: 4px; }
.hobbies span { color: var(--muted); font-size: 15px; }

@media (max-width: 760px) {
  .hobbies { grid-template-columns: 1fr; }
}