/* CoroutineLab — site styles, built on the CoroutineLab design system tokens. */

:root {
  /* colour (dark is the brand default) */
  --surface: #0C0D0F;
  --surface-raised: #141619;
  --surface-bar: #1C1F23;
  --line: #2A2D33;
  --ink: #F4F2ED;
  --ink-muted: #A2A6AE;
  --signal: #C6F432;
  --on-signal: #0C0D0F;
  --signal-text: #C6F432;
  --signal-soft: #1F2B09;
  --thread: #FF7A45;
  --thread-text: #FF8A5B;
  --thread-soft: #35190C;
  --focus-ring: #C6F432;

  /* type */
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --font-sans: "Instrument Sans", system-ui, sans-serif;

  /* spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;
  --space-24: 96px;

  /* radius */
  --radius-sm: 2px;
  --radius-md: 6px;
  --radius-device: 32px;

  --max: 1200px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--surface);
  color: var(--ink);
  font-family: var(--font-mono);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--signal-text); text-underline-offset: 4px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--focus-ring); outline-offset: 2px; }

.skip {
  position: absolute; left: -9999px; top: 8px;
  background: var(--signal); color: var(--on-signal); padding: 8px 12px;
  border-radius: var(--radius-sm); font-weight: 700; z-index: 20;
}
.skip:focus { left: 8px; }

.wrap { max-width: var(--max); margin: 0 auto; }

/* ---- cursor ---- */
@keyframes blink { 50% { opacity: 0; } }
.cur { display: inline-block; background: var(--signal); animation: blink 1s steps(1) infinite; }
@media (prefers-reduced-motion: reduce) {
  .cur { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---- header ---- */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  padding: 0 var(--space-6);
}
.site-header .wrap {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-4); min-height: 72px; padding: var(--space-3) 0;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand:hover { color: var(--ink); }
.brand-word { font-weight: 800; font-size: 20px; letter-spacing: -0.04em; }
.brand .cur { width: 10px; height: 20px; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 24px; font-size: 14px; }
.nl { color: var(--ink-muted); text-decoration: none; }
.nl:hover { color: var(--ink); }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; min-height: 48px; padding: 0 20px;
  border-radius: var(--radius-sm);
  font: 700 14px/1 var(--font-mono); letter-spacing: 0.06em; text-transform: uppercase;
  text-decoration: none; cursor: pointer;
}
.btn-primary { background: var(--signal); color: var(--on-signal); border: 1px solid var(--signal); }
.btn-primary:hover { background: var(--ink); border-color: var(--ink); color: var(--surface); }
.btn-secondary { background: none; color: var(--ink); border: 1px solid var(--ink); font-size: 13px; padding: 0 18px; }
.btn-secondary:hover { background: var(--ink); color: var(--surface); }
.btn-sm { min-height: 44px; font-size: 13px; }
.link-cmd { font-size: 15px; font-weight: 500; }

.store {
  display: inline-flex; align-items: center; gap: 10px; min-height: 48px; padding: 0 16px 0 12px;
  border: 1px solid var(--line); border-radius: var(--radius-sm);
  color: var(--ink); text-decoration: none;
}
.store:hover { background: var(--surface-bar); color: var(--ink); }
.store small { display: block; font-size: 9px; letter-spacing: 0.08em; color: var(--ink-muted); }
.store strong { display: block; font-size: 14px; font-weight: 700; }
.store-lg { min-height: 52px; gap: 12px; padding: 0 18px 0 14px; border-color: var(--ink); }
.store-lg small { font-size: 10px; }
.store-lg strong { font-size: 16px; }

/* ---- tags ---- */
.tags { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.tag {
  display: inline-flex; align-items: center; height: 26px; padding: 0 9px;
  border-radius: var(--radius-sm); font-size: 11px; font-weight: 500; letter-spacing: 0.06em;
  border: 1px solid var(--line); color: var(--ink-muted);
}
.tag-live { border: 0; height: 24px; padding: 0 8px; background: var(--signal-soft); color: var(--signal-text); }
.tag-soon { border: 0; height: 24px; padding: 0 8px; background: var(--thread-soft); color: var(--thread-text); }

/* ---- terminal window ---- */
.win { background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius-md); overflow: hidden; }
.win-bar {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
  padding: 10px 14px; background: var(--surface-bar); border-bottom: 1px solid var(--line);
}
.win-bar.start { justify-content: flex-start; }
.dots { display: flex; gap: 6px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid var(--ink-muted); }
.path { font-size: 12px; letter-spacing: 0.06em; color: var(--ink-muted); }
.term { padding: var(--space-6); font-size: 15px; line-height: 24px; overflow-x: auto; }
.term .out { margin: 0 0 var(--space-4); color: var(--ink-muted); }
.prompt { color: var(--signal-text); font-weight: 700; margin-right: 10px; }
.term .cur { width: 0.6em; height: 1.1em; vertical-align: -3px; }

/* ---- sections ---- */
.section { padding: var(--space-24) var(--space-6) 0; }
.label { margin: 0 0 var(--space-3); font-size: 12px; letter-spacing: 0.06em; color: var(--signal-text); }
.h2 { margin: 0 0 14px; font-size: clamp(26px, 3.2vw, 40px); line-height: 1.1; font-weight: 800; letter-spacing: -0.03em; }
.h2 .p, .h3 .p { color: var(--signal-text); }
.lede { margin: 0 0 var(--space-12); max-width: 60ch; font-family: var(--font-sans); font-size: 18px; line-height: 28px; color: var(--ink-muted); }
.prose { margin: 0; font-family: var(--font-sans); font-size: 17px; line-height: 27px; color: var(--ink-muted); }

/* ---- hero ---- */
.hero { padding: 88px var(--space-6) 0; }
.hero .wrap { display: flex; flex-wrap: wrap; gap: 56px; align-items: center; }
.hero-copy { flex: 1 1 520px; min-width: 0; }
.hero-term { flex: 1 1 420px; min-width: 0; }
.h1 { margin: 0 0 var(--space-6); font-size: clamp(44px, 6.4vw, 88px); line-height: 0.95; font-weight: 800; letter-spacing: -0.04em; }
.h1 .cur { width: 0.5em; height: 0.82em; margin-left: 0.12em; }
.hero .lede { margin-bottom: var(--space-8); }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; }

.strip {
  margin-top: 88px; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 18px var(--space-6); overflow: hidden;
}
.strip .wrap { display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 13px; letter-spacing: 0.06em; color: var(--ink-muted); }
.strip .sep { color: var(--signal-text); }

/* ---- about ---- */
.about .wrap { display: flex; flex-wrap: wrap; gap: 40px 80px; }
.about-head { flex: 1 1 320px; }
.about-body { flex: 2 1 480px; display: flex; flex-direction: column; gap: 20px; }
.about-big { margin: 0; font-family: var(--font-sans); font-size: clamp(20px, 2vw, 26px); line-height: 1.45; color: var(--ink); }

/* ---- project cards ---- */
.stack { display: flex; flex-direction: column; gap: var(--space-8); }
.project-body { display: flex; flex-wrap: wrap; gap: 40px; padding: clamp(24px, 3vw, 40px); align-items: center; }
.project-info { flex: 1 1 320px; display: flex; flex-direction: column; gap: var(--space-4); }
.h3-project { margin: 0; font-size: clamp(28px, 3vw, 40px); line-height: 1; font-weight: 800; letter-spacing: -0.03em; }
.project-info .prose { max-width: 52ch; }
.project-acts { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-2); }

/* ---- phone frame ---- */
.phone {
  flex: 0 0 220px; height: 452px;
  border: 8px solid var(--line); border-radius: var(--radius-device);
  background: var(--surface); overflow: hidden;
  display: flex;
}
.phone-fluid { flex: 1 1 200px; max-width: 250px; height: auto; aspect-ratio: 9 / 20; }
.phone img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: top; }
.phone-poster { height: auto; aspect-ratio: 9 / 16; } /* store screenshots with captions */

/* ---- services ---- */
.grid { display: flex; flex-wrap: wrap; gap: var(--space-6); }
.service { flex: 1 1 300px; }
.service-body { padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.h3 { margin: 0; font-size: 22px; line-height: 28px; font-weight: 700; letter-spacing: -0.02em; }
.service-body .prose { font-size: 16px; line-height: 25px; }

/* ---- team ---- */
.team { display: flex; flex-wrap: wrap; gap: 20px; }
.person {
  flex: 1 1 220px; min-width: 0;
  background: var(--surface-raised); border: 1px solid var(--line); border-radius: var(--radius-md);
  padding: 28px; display: flex; flex-direction: column; gap: 10px;
}
.avatar {
  width: 72px; height: 72px; border-radius: var(--radius-sm);
  background: var(--surface-bar); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 22px; color: var(--ink-muted);
}
.role { margin: 8px 0 0; font-size: 12px; letter-spacing: 0.06em; color: var(--signal-text); }
.person h3 { margin: 0; font-size: 20px; line-height: 28px; font-weight: 700; }
.person .prose { font-size: 15px; line-height: 22px; }

/* ---- contact ---- */
.contact-body { padding: clamp(32px, 6vw, 80px); display: flex; flex-direction: column; gap: var(--space-6); }
.contact-body .cmd { margin: 0; font-size: 15px; }
.h-big { margin: 0; font-size: clamp(40px, 6vw, 80px); line-height: 0.95; font-weight: 800; letter-spacing: -0.04em; }
.contact-body .lede { margin: 0; }
.contact-acts { display: flex; flex-wrap: wrap; align-items: center; gap: 20px 28px; margin-top: var(--space-2); }
.mail-big { font-size: clamp(16px, 2vw, 22px); font-weight: 700; }

/* ---- footer ---- */
.site-footer { padding: 64px var(--space-6) 40px; border-top: 1px solid var(--line); margin-top: var(--space-24); }
.foot-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; }
.foot-brand { display: flex; flex-direction: column; gap: 14px; max-width: 320px; }
.foot-brand .brand-word { font-size: 18px; }
.foot-brand .prose { font-size: 15px; line-height: 22px; }
.foot-cols { display: flex; flex-wrap: wrap; gap: 56px; font-size: 14px; }
.foot-col { display: flex; flex-direction: column; gap: 10px; }
.foot-col .head { font-size: 12px; letter-spacing: 0.06em; color: var(--ink-muted); }
.foot-bottom {
  margin-top: var(--space-12); padding-top: 20px; border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-3);
  font-size: 12px; color: var(--ink-muted);
}
.foot-bottom .ok { color: var(--signal-text); }

/* ---- project page ---- */
.p-hero { padding: var(--space-12) var(--space-6) 0; }
.p-hero-row { display: flex; flex-wrap: wrap; gap: 56px; align-items: flex-end; margin-top: var(--space-12); }
.p-hero-copy { flex: 2 1 520px; min-width: 0; }
.p-hero-side { flex: 1 1 280px; display: flex; flex-direction: column; gap: var(--space-4); align-items: flex-start; }
.p-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); margin-bottom: 20px; }
.p-h1 { margin: 0 0 20px; font-size: clamp(52px, 8vw, 112px); line-height: 0.92; font-weight: 800; letter-spacing: -0.05em; }
.p-h1 .cur { width: 0.48em; height: 0.8em; margin-left: 0.1em; }
.p-lede { margin: 0; max-width: 60ch; font-family: var(--font-sans); font-size: clamp(18px, 2vw, 22px); line-height: 1.45; color: var(--ink-muted); }
.shots { padding: 72px var(--space-6) 0; }
.shots-strip {
  display: flex; gap: var(--space-6); overflow-x: auto; scroll-snap-type: x mandatory;
  padding-bottom: var(--space-4); scrollbar-color: var(--line) transparent;
}
.shot { flex: 0 0 auto; width: clamp(200px, 22vw, 250px); margin: 0; scroll-snap-align: start; display: flex; flex-direction: column; gap: var(--space-3); }
.shot .phone-fluid { flex: none; width: 100%; max-width: none; }
.shot figcaption { font-size: 12px; letter-spacing: 0.06em; color: var(--ink-muted); }
.shot figcaption::before { content: "// "; color: var(--signal-text); }
.features { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.feature {
  flex: 1 1 300px; padding: var(--space-6);
  border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--surface-raised);
  display: flex; flex-direction: column; gap: var(--space-2);
}
.feature .t { margin: 0; font-size: 15px; font-weight: 700; }
.feature .t span { color: var(--signal-text); }
.feature .prose { font-size: 15px; line-height: 23px; }
.install-body { padding: clamp(28px, 5vw, 64px); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; }
.install-body > div { display: flex; flex-direction: column; gap: var(--space-3); }
.install-body .cmd { margin: 0; font-size: 15px; }
.h-install { margin: 0; font-size: clamp(32px, 4.5vw, 56px); line-height: 1; font-weight: 800; letter-spacing: -0.04em; }
.pager { padding: 64px var(--space-6) 0; }
.pager .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4); font-size: 15px; }

@media (max-width: 480px) {
  .phone:not(.phone-fluid) { margin: 0 auto; }
}

/* ---- legal pages ---- */
.legal .prose { max-width: 72ch; }
.legal .h2 { margin-top: var(--space-12); font-size: clamp(22px, 2.4vw, 28px); }
.legal .prose a { color: var(--signal-text); }
.legal code { font-family: var(--font-mono); font-size: 0.9em; color: var(--ink); }
.legal .btn { margin-left: 8px; vertical-align: middle; }