/* Hallmark · genre: editorial · macrostructure: Split Studio · theme: Garden · enrichment: Tier-B hand-SVG · nav: N9 · footer: Ft2 */
@import url("tokens.css");

*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }
body {
  margin: 0;
  background: var(--color-paper);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: var(--font-display); font-style: normal; font-weight: 600; line-height: 1.12; margin: 0; overflow-wrap: anywhere; min-width: 0; letter-spacing: -0.02em; }
p { margin: 0 0 var(--space-md); max-width: var(--measure); }
a { color: var(--color-ink); text-decoration-color: var(--color-accent); text-decoration-thickness: 1px; text-underline-offset: 0.2em; transition: text-decoration-thickness var(--dur-short) var(--ease-out); }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }

.wrap { max-width: 72rem; margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2.5rem); }

/* N9 — edge-aligned minimal */
.nav { display: flex; justify-content: space-between; align-items: center; padding-block: var(--space-lg); }
.wordmark { font-family: var(--font-display); font-weight: 600; font-size: var(--text-md); text-decoration: none; letter-spacing: -0.015em; }
.wordmark span { color: var(--color-accent); }
.nav__cta { font-family: var(--font-body); font-size: var(--text-sm); white-space: nowrap; border: var(--rule-hairline); border-color: var(--color-ink); padding: 0.6em 1.1em; text-decoration: none; min-height: 44px; display: inline-flex; align-items: center; transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out); }
.nav__cta:hover { background: var(--color-ink); color: var(--color-paper); }
.nav__cta:active { transform: translateY(1px); }

/* Split Studio diptychs */
.diptych { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(var(--space-lg), 5vw, var(--space-3xl)); align-items: start; padding-block: var(--space-2xl); }
.diptych--flip { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.hero { padding-block: var(--space-2xl) var(--space-3xl); }
.hero h1 { font-size: var(--text-display); max-width: 11ch; }
.hero .lede { font-size: var(--text-md); color: var(--color-muted); margin-top: var(--space-lg); }
.status { font-size: var(--text-sm); color: var(--color-neutral); margin-top: var(--space-lg); }

/* proof column — technical data register */
.proof { border-top: 2px solid var(--color-ink); }
.proof li { list-style: none; padding: var(--space-md) 0; border-bottom: var(--rule-hairline); }
.proof ul { margin: 0; padding: 0; }
.proof .n { font-family: var(--font-outlier); font-size: var(--text-lg); display: block; font-variant-numeric: tabular-nums; }
.proof .q { color: var(--color-muted); font-size: var(--text-sm); }

/* C1 outlined chip */
.chip { display: inline-flex; align-items: center; gap: 0.5em; margin-top: var(--space-lg); border: 1.5px solid var(--color-ink); background: transparent; color: var(--color-ink); font-family: var(--font-body); font-size: var(--text-base); padding: 0.75em 1.4em; text-decoration: none; white-space: nowrap; min-height: 44px; transition: background-color var(--dur-short) var(--ease-out), color var(--dur-short) var(--ease-out); }
.chip:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-paper); }
.chip:active { transform: translateY(1px); }

/* section heads — hanging, no eyebrows */
.section h2 { font-size: var(--text-2xl); max-width: 18ch; margin-bottom: var(--space-lg); }

/* F3 tabular spec sheet */
.spec { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.spec caption { text-align: left; font-size: var(--text-sm); color: var(--color-neutral); caption-side: bottom; padding-top: var(--space-sm); }
.spec th { font-family: var(--font-body); font-weight: 600; font-size: var(--text-sm); text-align: left; padding: var(--space-sm) var(--space-sm) var(--space-sm) 0; border-bottom: 2px solid var(--color-ink); }
.spec td { font-family: var(--font-outlier); font-size: var(--text-sm); padding: var(--space-sm) var(--space-sm) var(--space-sm) 0; border-bottom: var(--rule-hairline); }
.spec td:first-child { font-family: var(--font-body); }
.spec-scroll { overflow-x: auto; }

/* hand-built SVG figure */
.blockfig { margin: 0; }
.blockfig svg { width: 100%; max-width: 26rem; height: auto; display: block; }
.blockfig figcaption { font-size: var(--text-sm); color: var(--color-neutral); padding-top: var(--space-sm); }

/* CTA band */
.cta-band { border-top: 2px solid var(--color-ink); padding-block: var(--space-2xl); }
.cta-band h2 { font-size: var(--text-xl); max-width: 22ch; }

/* Ft2 — inline single line */
.footer { border-top: var(--rule-hairline); padding-block: var(--space-lg) var(--space-2xl); font-size: var(--text-sm); color: var(--color-neutral); display: flex; flex-wrap: wrap; gap: var(--space-xs) var(--space-md); }
.footer a { color: var(--color-neutral); }

/* one orchestrated entrance — hero halves cross-fade, staggered */
@media (prefers-reduced-motion: no-preference) {
  .hero > * { opacity: 0; transform: translateY(10px); animation: rise var(--dur-med) var(--ease-out) forwards; }
  .hero > *:nth-child(2) { animation-delay: 120ms; }
}
@keyframes rise { to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 1ms !important; transition-duration: 1ms !important; }
}

/* mobile collapse */
@media (max-width: 60rem) {
  .diptych, .diptych--flip { grid-template-columns: minmax(0, 1fr); padding-block: var(--space-xl); }
  .hero { padding-block: var(--space-xl) var(--space-2xl); }
}
@media (max-width: 40rem) {
  .hero h1 { font-size: clamp(2.1rem, 9vw, 2.75rem); }
  .section h2 { font-size: var(--text-xl); }
  .chip { width: 100%; justify-content: center; }
}