/* Hallmark · macrostructure: Split Studio · nav: N1a minimal · footer: Ft1 single line · tone: technical, quiet · anchor hue: 118 lime
 * pre-emit critique: P4 H4 E4 S5 R5 V4
 */

@font-face {
  font-family: "Google Sans Flex";
  src: url("assets/fonts/google-sans-flex.woff2") format("woff2");
  font-weight: 1 1000;
  font-display: swap;
}

:root {
  --color-paper: oklch(15.5% 0.008 230);
  --color-ink: oklch(95% 0.012 95);
  --color-ink-2: oklch(76% 0.012 220);
  --color-ink-3: oklch(60% 0.012 220);
  --color-rule: oklch(27% 0.008 230);
  --color-rule-strong: oklch(36% 0.008 230);
  --color-raise: oklch(21% 0.008 230);
  --color-bar: oklch(15.5% 0.008 230 / 0.72);
  --color-bar-rule: oklch(27% 0.008 230 / 0.6);
  --color-accent: oklch(89% 0.13 118);
  --color-accent-hover: oklch(93% 0.1 118);
  --color-accent-ink: oklch(22% 0.03 118);
  --color-shadow: oklch(5% 0 0 / 0.55);

  --font-body: "Google Sans Flex", system-ui, sans-serif;

  --text-sm: 0.875rem;
  --text-base: 1.0625rem;
  --text-lg: 1.25rem;
  --text-xl: clamp(1.25rem, 1rem + 1vw, 1.625rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.6vw, 3.25rem);
  --text-display: clamp(3.5rem, 1.6rem + 6.6vw, 7rem);

  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 7rem;

  --radius-pill: 999px;
  --rule: 1px solid var(--color-rule);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in: cubic-bezier(0.55, 0, 1, 0.45);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast: 140ms;
  --dur-slow: 700ms;

  --page: min(1200px, 100% - 2 * var(--space-lg));
}

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

html, body { overflow-x: clip; }

html {
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  font-size: var(--text-base);
  line-height: 1.55;
  font-weight: 420;
}

a {
  color: inherit;
  text-decoration-color: var(--color-ink-3);
  text-underline-offset: 0.2em;
  transition: color var(--dur-fast) var(--ease-out), text-decoration-color var(--dur-fast) var(--ease-out);
}

a:hover { text-decoration-color: var(--color-ink); }

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2 {
  font-family: var(--font-body);
  font-style: normal;
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

.bar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bar);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border-bottom: 1px solid var(--color-bar-rule);
}

.bar-inner {
  width: var(--page);
  margin-inline: auto;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.bar-links {
  display: flex;
  gap: var(--space-lg);
  font-size: var(--text-base);
  color: var(--color-ink-2);
}

.bar-links a,
.bar-actions a {
  text-decoration: none;
  white-space: nowrap;
}

.bar-links a:hover,
.icon-link:hover { color: var(--color-ink); }

.bar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  color: var(--color-ink-2);
  transition: color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}

.icon-link:hover { background: var(--color-raise); }

.coffee {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--space-md);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-rule-strong);
  color: var(--color-ink);
  font-size: var(--text-sm);
  font-weight: 560;
  transition: background-color var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
}

.coffee:hover {
  background: var(--color-raise);
  border-color: var(--color-ink-3);
}

.coffee:active { transform: translateY(1px); }

.coffee:focus-visible,
.icon-link:focus-visible { border-radius: var(--radius-pill); }

.hero {
  width: var(--page);
  margin-inline: auto;
  padding-block: var(--space-2xl) var(--space-3xl);
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: var(--space-2xl);
  align-items: center;
}

h1 {
  font-size: var(--text-display);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.04em;
}

.lede {
  margin: var(--space-lg) 0 0;
  max-width: 26ch;
  font-size: var(--text-xl);
  line-height: 1.35;
  color: var(--color-ink-2);
}

.actions {
  margin-top: var(--space-xl);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-md) var(--space-lg);
}

.button {
  display: inline-flex;
  align-items: center;
  min-height: 48px;
  padding: 0 var(--space-lg);
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}

.button:hover { background: var(--color-accent-hover); }
.button:active { transform: translateY(1px); }
.button:focus-visible { outline-offset: 4px; border-radius: var(--radius-pill); }

.text-link {
  white-space: nowrap;
  color: var(--color-ink-2);
}

.text-link:hover { color: var(--color-ink); }

.stage {
  position: relative;
  aspect-ratio: 760 / 600;
  min-width: 0;
}

.tile {
  position: absolute;
  height: auto;
  filter: drop-shadow(0 18px 28px var(--color-shadow));
  animation: settle var(--dur-slow) var(--ease-out) both;
}

.t1 { width: 39.5%; left: 13%; top: 10%; rotate: -4deg; animation-delay: 0ms; }
.t2 { width: 39.5%; left: 58%; top: 4%; rotate: 3deg; animation-delay: 60ms; }
.t3 { width: 42%; left: 37%; top: 39%; rotate: -1.5deg; z-index: 1; animation-delay: 180ms; }
.t4 { width: 39%; left: 6%; top: 58%; rotate: 2.5deg; animation-delay: 120ms; }
.t5 { width: 39.5%; left: 60%; top: 66%; rotate: -3deg; animation-delay: 240ms; }

@keyframes settle {
  from { opacity: 0; transform: translateY(16px) scale(0.97); }
  to { opacity: 1; transform: none; }
}

.block {
  width: var(--page);
  margin-inline: auto;
  padding-block: var(--space-2xl);
  border-top: var(--rule);
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 7fr);
  gap: var(--space-xl) var(--space-2xl);
}

.block:last-of-type { padding-bottom: var(--space-3xl); }

h2 {
  font-size: var(--text-2xl);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.features {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-xl) var(--space-xl);
}

.features dt {
  font-weight: 600;
  font-size: var(--text-lg);
  line-height: 1.3;
}

.features dd {
  margin: var(--space-xs) 0 0;
  color: var(--color-ink-2);
}

.versions {
  margin: 0 0 var(--space-lg);
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.versions li {
  min-width: 3.25rem;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-rule-strong);
  text-align: center;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.support p {
  margin: 0;
  max-width: 52ch;
  color: var(--color-ink-2);
}

.steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: var(--space-lg);
}

.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  align-items: baseline;
  max-width: 60ch;
}

.steps li::before {
  content: counter(step);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.foot {
  width: var(--page);
  margin-inline: auto;
  padding-block: var(--space-xl);
  border-top: var(--rule);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md) var(--space-xl);
  font-size: var(--text-sm);
  color: var(--color-ink-3);
}

.foot p { margin: 0; }

.foot-links {
  display: flex;
  gap: var(--space-lg);
}

.foot-links a {
  text-decoration: none;
  white-space: nowrap;
}

.foot-links a:hover { color: var(--color-ink); }

@media (max-width: 860px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-top: var(--space-xl);
    padding-bottom: var(--space-2xl);
  }

  .block { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 560px) {
  .features { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 520px) {
  .bar-links { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .tile { animation: fade 150ms linear both; animation-delay: 0ms; }
  .button, .coffee, .icon-link, a { transition: none; }

  @keyframes fade {
    from { opacity: 0; }
    to { opacity: 1; }
  }
}