/* Orbyt Labs — one stylesheet for every page. */
:root {
  --paper: #f3f0e8;
  --paper-2: #ebe7dc;
  --ink: #16150f;
  --ink-2: #4a473d;
  --ink-3: #7c786b;
  --line: #d6d1c3;
  --signal: #d9461a;
  --signal-ink: #fff8f2;
  --max: 1120px;
  --gutter: clamp(20px, 5vw, 56px);
  --serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --sans: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #12110d;
    --paper-2: #1b1a15;
    --ink: #efebe0;
    --ink-2: #bdb8a9;
    --ink-3: #8a8677;
    --line: #2e2c24;
    --signal: #f06a3c;
    --signal-ink: #160904;
  }
}

*,
*::before,
*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { color: var(--signal); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }
img, svg { display: block; max-width: 100%; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 10; }

/* Header */
.site-head { border-bottom: 1px solid var(--line); }
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; letter-spacing: -0.01em; font-size: 18px; }
.brand:hover { color: var(--ink); }
.brand svg { width: 28px; height: 28px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a { text-decoration: none; padding: 10px 12px; border-radius: 999px; font-size: 15px; color: var(--ink-2); }
.nav a:hover { color: var(--ink); background: var(--paper-2); }
.nav a[aria-current="page"] { color: var(--ink); background: var(--paper-2); }

/* Type */
h1, h2, h3 { margin: 0; font-weight: 400; }
.display {
  font-family: var(--serif);
  font-size: clamp(48px, 9vw, 112px);
  line-height: 0.95;
  letter-spacing: -0.02em;
}
.display em { font-style: italic; color: var(--signal); }
.h2 { font-family: var(--serif); font-size: clamp(34px, 5vw, 56px); line-height: 1.02; letter-spacing: -0.015em; }
.h3 { font-family: var(--sans); font-weight: 600; font-size: 19px; line-height: 1.3; letter-spacing: -0.01em; }
.lede { font-size: clamp(19px, 2.2vw, 23px); line-height: 1.5; color: var(--ink-2); max-width: 36em; }
.muted { color: var(--ink-3); }
.kicker { font-family: var(--mono); font-size: 13px; color: var(--ink-3); }

/* Sections */
.hero { padding: clamp(56px, 10vw, 120px) 0 clamp(48px, 8vw, 96px); position: relative; overflow: hidden; }
.hero .display { max-width: 11ch; }
.hero .lede { margin-top: 28px; }
.hero-orbit { position: absolute; right: -4vw; top: 50%; width: min(56vw, 640px); transform: translateY(-50%); pointer-events: none; color: var(--line); }
.hero-orbit .planet { fill: var(--signal); }
.hero .actions { margin-top: 36px; display: flex; gap: 12px; flex-wrap: wrap; }
.hero > .wrap { position: relative; }

.section { padding: clamp(56px, 9vw, 112px) 0; border-top: 1px solid var(--line); }
.section-head { display: grid; gap: 16px; margin-bottom: clamp(32px, 5vw, 56px); max-width: 44em; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 22px; border-radius: 999px;
  font: 500 16px/1 var(--sans); text-decoration: none;
  border: 1px solid var(--ink);
}
.btn-solid { background: var(--ink); color: var(--paper); }
.btn-solid:hover { background: var(--signal); border-color: var(--signal); color: var(--signal-ink); }
.btn-line:hover { border-color: var(--signal); }

/* Numbered principles */
.principles { list-style: none; margin: 0; padding: 0; counter-reset: p; }
.principles li { counter-increment: p; display: grid; grid-template-columns: 80px 1fr 1.4fr; gap: 24px; padding: 28px 0; border-top: 1px solid var(--line); }
.principles li:last-child { border-bottom: 1px solid var(--line); }
.principles li::before { content: "0" counter(p); font-family: var(--mono); font-size: 14px; color: var(--signal); padding-top: 4px; }
.principles p { margin: 0; color: var(--ink-2); }

/* Facts table */
.facts { width: 100%; border-collapse: collapse; }
.facts th, .facts td { text-align: left; vertical-align: top; padding: 16px 0; border-top: 1px solid var(--line); }
.facts tr:last-child th, .facts tr:last-child td { border-bottom: 1px solid var(--line); }
.facts th { font-weight: 400; color: var(--ink-3); width: 38%; padding-right: 24px; }

/* Two-column prose layout */
.split { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(32px, 6vw, 96px); }
.prose { max-width: 40em; }
.prose p { margin: 0 0 1.1em; }
.prose h2 { font-family: var(--serif); font-size: 32px; line-height: 1.1; margin: 1.6em 0 0.5em; }
.prose h3 { font-weight: 600; font-size: 18px; margin: 1.6em 0 0.4em; }
.prose ul { padding-left: 1.2em; margin: 0 0 1.1em; }
.prose li { margin: 0.35em 0; }
.prose li::marker { color: var(--ink-3); }
.prose > :first-child { margin-top: 0; }

/* Contact */
.mail-big { font-family: var(--serif); font-size: clamp(40px, 8vw, 96px); line-height: 1; letter-spacing: -0.02em; text-decoration: none; display: inline-block; word-break: break-word; }
.mail-big:hover { color: var(--signal); }
.topics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 56px; border-top: 1px solid var(--line); }
.topics > div { padding: 28px 28px 28px 0; }
.topics > div + div { padding-left: 28px; border-left: 1px solid var(--line); }
.topics p { margin: 8px 0 0; color: var(--ink-2); }

/* Legal pages */
.legal-head { padding: clamp(48px, 8vw, 96px) 0 32px; }
.legal-head .h2 { max-width: 16ch; }
.legal-head .kicker { margin-top: 16px; display: block; }
.legal { padding-bottom: 96px; }
.legal .prose { max-width: 44em; }
.toc { position: sticky; top: 24px; align-self: start; font-size: 15px; }
.toc ol { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 6px; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--signal); }

/* Footer */
.site-foot { border-top: 1px solid var(--line); padding: 48px 0 40px; font-size: 15px; color: var(--ink-2); }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; }
.foot-grid h2 { font: 600 14px/1.4 var(--sans); color: var(--ink); margin-bottom: 12px; }
.foot-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot-grid a { text-decoration: none; }
.foot-legal { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--ink-3); font-size: 14px; }

@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
  .principles li { grid-template-columns: 48px 1fr; }
  .principles li p { grid-column: 2; }
  .topics { grid-template-columns: 1fr; }
  .topics > div, .topics > div + div { padding: 24px 0; border-left: 0; }
  .topics > div + div { border-top: 1px solid var(--line); }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-grid > :first-child { grid-column: 1 / -1; }
  .toc { position: static; }
  .hero-orbit { opacity: 0.5; right: -45vw; width: 100vw; }
}
@media (max-width: 520px) {
  .site-head .wrap { flex-wrap: wrap; gap: 0 12px; padding-top: 8px; padding-bottom: 8px; }
  .nav { margin-left: -8px; }
  .nav a { padding: 10px 8px; }
  .facts th, .facts td { display: block; width: auto; padding: 0; border: 0; }
  .facts th { padding-top: 16px; border-top: 1px solid var(--line); }
  .facts td { padding: 4px 0 16px; }
  .facts tr:last-child td { border-bottom: 1px solid var(--line); }
}

@media (prefers-reduced-motion: no-preference) {
  .hero-orbit .planet { transform-origin: 300px 300px; animation: orbit 60s linear infinite; }
  @keyframes orbit { to { transform: rotate(360deg); } }
}