/* Hallmark · page styles — Sigil-Forge GitHub Pages
 * Imports tokens; no raw OKLCH outside tokens.css
 */

@import url("tokens.css");

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

html,
body {
  overflow-x: clip;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background: var(--color-paper);
  color: var(--color-ink-2);
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: 400;
  line-height: 1.55;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--dur-fast) var(--ease-soft),
    opacity var(--dur-fast) var(--ease-soft);
}

a:hover {
  color: var(--color-accent);
}

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

/* —— N9 Edge nav —— */
.nav-edge {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--page-gutter);
  background: var(--color-paper-nav);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-rule-2);
}

.nav-edge__mark {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: normal;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  text-decoration: none;
  min-width: 0;
  overflow-wrap: anywhere;
}

.nav-edge__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.nav-edge__link {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  text-decoration: none;
  white-space: nowrap;
}

.nav-edge__link:hover {
  color: var(--color-ink);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.2;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0.65rem 1.15rem;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background var(--dur-med) var(--ease-soft),
    color var(--dur-med) var(--ease-soft),
    border-color var(--dur-med) var(--ease-soft),
    transform var(--dur-fast) var(--ease-soft),
    box-shadow var(--dur-med) var(--ease-soft);
}

.btn:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

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

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-on-accent);
  box-shadow: 0 0 0 0 transparent;
}

.btn--primary:hover {
  background: var(--color-ink);
  color: var(--color-paper);
  box-shadow: 0 8px 28px -8px var(--color-glow);
}

.btn--ghost {
  background: transparent;
  color: var(--color-ink);
  border-color: var(--color-rule);
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* —— Marquee hero (full-bleed photograph) —— */
.marquee {
  position: relative;
  min-height: min(92dvh, 900px);
  display: grid;
  align-items: end;
  overflow: clip;
  isolation: isolate;
}

.marquee__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.marquee__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 42%;
}

.marquee__veil {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      to top,
      var(--color-veil-0) 0%,
      var(--color-veil-1) 42%,
      var(--color-veil-2) 70%,
      transparent 100%
    ),
    radial-gradient(50% 40% at 50% 70%, var(--color-paper-emit), transparent 70%);
  pointer-events: none;
}

.marquee__copy {
  position: relative;
  z-index: 2;
  padding: var(--space-2xl) var(--page-gutter) var(--space-xl);
  max-width: 52rem;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0 0 var(--space-sm);
  opacity: 0.9;
}

.marquee__title {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 400;
  font-size: var(--text-display);
  line-height: 1.02;
  letter-spacing: -0.03em;
  color: var(--color-ink);
  margin: 0 0 var(--space-md);
  max-width: 14ch;
  overflow-wrap: anywhere;
  min-width: 0;
}

.marquee__title .verb {
  color: var(--color-accent);
  position: relative;
  white-space: nowrap;
}

.marquee__title .verb::after {
  content: "";
  position: absolute;
  left: 0.04em;
  right: 0.04em;
  bottom: 0.06em;
  height: 1px;
  background: var(--color-accent);
  transform-origin: left;
  animation: underline-draw var(--dur-slow) var(--ease-out) 0.6s both;
}

@keyframes underline-draw {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

.marquee__lede {
  margin: 0;
  max-width: 38ch;
  font-size: var(--text-lg);
  color: var(--color-ink-2);
  line-height: 1.45;
}

/* Meter strip — procedural heights from sine envelope (honest labels) */
.meter {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-sm);
  align-items: center;
  padding: 0.7rem var(--page-gutter);
  border-block: 1px solid var(--color-rule);
  background: var(--color-paper-2);
  font-family: var(--font-mono);
}

.meter__label {
  font-size: var(--text-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  white-space: nowrap;
  margin: 0;
}

.meter__bars {
  display: flex;
  gap: 2px;
  align-items: flex-end;
  height: 26px;
  min-width: 0;
}

.meter__bars > span {
  flex: 1 1 0;
  min-width: 1px;
  background: var(--color-accent);
  border-radius: 0.5px;
  opacity: var(--o, 0.55);
  height: var(--h, 40%);
}

/* —— Below fold —— */
.section {
  padding: var(--space-2xl) var(--page-gutter);
}

.section--tight {
  padding-block: var(--space-xl);
}

.section__head {
  display: grid;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  max-width: 40rem;
}

.section__title {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 400;
  font-size: var(--text-display-s);
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--color-ink);
  margin: 0;
  overflow-wrap: anywhere;
  min-width: 0;
}

.section__body {
  margin: 0;
  max-width: var(--measure);
  color: var(--color-ink-2);
}

/* Step sequence F4 */
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--color-rule);
}

.step {
  display: grid;
  grid-template-columns: minmax(0, 5.5rem) minmax(0, 1fr);
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-rule);
  min-width: 0;
}

.step__n {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0.2rem 0 0;
}

.step__title {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 var(--space-2xs);
  line-height: 1.25;
}

.step__text {
  margin: 0;
  color: var(--color-muted);
  max-width: 48ch;
}

/* Feature cards — hairline, inner emit */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
  gap: var(--space-md);
}

.card {
  background:
    radial-gradient(80% 60% at 20% 0%, var(--color-paper-emit), transparent 70%),
    var(--color-paper-2);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  min-width: 0;
  transition:
    transform var(--dur-med) var(--ease-soft),
    border-color var(--dur-med) var(--ease-soft),
    background var(--dur-med) var(--ease-soft);
}

.card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent-border);
}

.card__eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin: 0 0 var(--space-xs);
}

.card__title {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-ink);
  margin: 0 0 var(--space-2xs);
  line-height: 1.25;
}

.card__text {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--text-sm);
}

/* Spec sheet */
.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.spec th,
.spec td {
  text-align: left;
  padding: var(--space-xs) 0;
  border-bottom: 1px solid var(--color-rule-2);
  vertical-align: top;
  min-width: 0;
}

.spec th {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  font-weight: 400;
  width: 32%;
  padding-right: var(--space-md);
}

.spec td {
  color: var(--color-ink-2);
  overflow-wrap: anywhere;
}

.spec code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  color: var(--color-accent);
}

/* Code block — no fake chrome */
.terminal {
  background: var(--color-paper-3);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  overflow-x: auto;
  min-width: 0;
}

.terminal pre {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  line-height: 1.65;
  color: var(--color-ink-2);
  white-space: pre;
}

.terminal .cmt {
  color: var(--color-muted);
}

.terminal .cmd {
  color: var(--color-accent);
}

.cta-band {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

/* Ft5 Statement footer */
.foot-stmt {
  padding: var(--space-2xl) var(--page-gutter) var(--space-xl);
  border-top: 1px solid var(--color-rule);
  display: grid;
  gap: var(--space-lg);
  background:
    radial-gradient(40% 50% at 10% 100%, var(--color-paper-emit), transparent 70%),
    var(--color-paper);
}

.foot-stmt__line {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 400;
  font-size: clamp(1.75rem, 4.5vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--color-ink);
  max-width: 22ch;
  margin: 0;
  overflow-wrap: anywhere;
}

.foot-stmt__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-sm);
  padding-block-start: var(--space-sm);
  border-top: 1px solid var(--color-rule);
}

.foot-stmt__meta .wordmark {
  font-family: var(--font-display);
  color: var(--color-ink);
}

.foot-stmt__meta .muted {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.foot-stmt__links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.foot-stmt__links a {
  font-family: var(--font-mono);
  font-size: var(--text-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-muted);
  white-space: nowrap;
}

.foot-stmt__links a:hover {
  color: var(--color-accent);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@media (max-width: 640px) {
  .nav-edge__link {
    display: none;
  }

  .step {
    grid-template-columns: 1fr;
    gap: var(--space-2xs);
  }

  .meter {
    grid-template-columns: 1fr;
    gap: var(--space-2xs);
  }

  .meter__label--right {
    justify-self: end;
  }

  .marquee {
    min-height: min(78dvh, 720px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .card:hover {
    transform: none;
  }

  .marquee__title .verb::after {
    animation: none;
  }
}