/* Hallmark · genre: playful · macrostructure: Narrative Workflow · theme: Plume · enrichment: real-asset hero · nav: N7 · footer: Ft8
 * audience: TRPG players · use: App Store · tone: playful
 * Hallmark · pre-emit critique: P4 H4 E4 S4 R4 V4
 */

@import url("./tokens.css");

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

html,
body {
  overflow-x: clip;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 0;
  font-family: var(--font-body);
  font-size: var(--text-md);
  line-height: var(--leading-body);
  color: var(--color-ink);
  background: var(--color-paper);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ── N7 Brutal slab ── */

.nav-slab {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky-nav);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  min-height: var(--banner-height);
  padding: var(--space-2xs) var(--page-gutter);
  border-bottom: 2px solid var(--color-ink);
  background: var(--color-paper);
}

.slab-mark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  min-width: 0;
}

.slab-mark__icon {
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
}

.slab-mark__text {
  overflow: hidden;
  text-overflow: ellipsis;
}

.slab-nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-left: auto;
}

.slab-nav ul {
  display: flex;
  gap: var(--space-md);
  list-style: none;
  padding: 0;
  margin: 0;
}

.slab-nav a {
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}

.cta-fill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xs);
  min-height: 2.75rem;
  padding: 0.65rem 1.25rem;
  border: 2px solid var(--color-ink);
  border-radius: 0;
  background: var(--color-ink);
  color: var(--color-paper);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    transform var(--dur-short) var(--ease-out),
    box-shadow var(--dur-short) var(--ease-out),
    background-color var(--dur-micro) var(--ease-out),
    color var(--dur-micro) var(--ease-out);
}

.cta-fill:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
  color: var(--color-paper);
  background: var(--color-accent);
  border-color: var(--color-accent);
}

.cta-fill:active {
  transform: translateY(1px);
  box-shadow: none;
}

.cta-fill:disabled,
.cta-fill[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
}

.cta-fill--slab {
  flex-shrink: 0;
  min-height: 2.5rem;
  padding: 0.5rem 0.9rem;
}

.cta-fill--soft {
  border-radius: var(--radius-pill);
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: var(--color-accent-ink);
}

.cta-fill--soft:hover {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-paper);
}

.cta-ghost {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.65rem 1rem;
  border: 2px solid var(--color-ink);
  background: transparent;
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform var(--dur-short) var(--ease-out),
    background-color var(--dur-micro) var(--ease-out);
}

.cta-ghost:hover {
  transform: translateY(-2px);
  background: var(--color-paper-3);
  color: var(--color-ink);
}

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 2.75rem;
  height: 2.75rem;
  border: 2px solid var(--color-ink);
  background: var(--color-paper);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--color-ink);
}

/* ── Intro / brand plane ── */

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: var(--space-xl);
  align-items: end;
  min-height: calc(100svh - var(--banner-height));
  padding: var(--space-xl) var(--page-gutter) var(--space-2xl);
  background:
    radial-gradient(120% 80% at 100% 0%, oklch(92% 0.04 18 / 0.55), transparent 55%),
    var(--color-paper);
}

.intro__copy {
  min-width: 0;
  padding-bottom: var(--space-md);
}

.intro__brand {
  margin: 0 0 var(--space-md);
  font-family: var(--font-display);
  font-size: var(--text-display);
  font-weight: var(--display-weight);
  letter-spacing: var(--tracking-display);
  line-height: var(--leading-display);
  overflow-wrap: anywhere;
}

.intro__lead {
  margin: 0 0 var(--space-lg);
  max-width: var(--measure);
  color: var(--color-ink-2);
  font-size: var(--text-lg);
}

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

.intro__visual {
  min-width: 0;
  align-self: stretch;
  display: grid;
  place-items: center;
  padding: var(--space-md);
  border-radius: var(--radius-card);
  background: var(--color-stage);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.intro__visual img {
  width: min(100%, 28rem);
  transform: scale(1.02);
}

/* ── Narrative stages ── */

.workflow {
  padding: 0 var(--page-gutter) var(--space-3xl);
}

.stage {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: var(--space-xl);
  align-items: center;
  padding-block: var(--space-3xl);
  border-top: 3px solid var(--color-ink);
  opacity: 0;
  transform: translateX(1.25rem);
  transition:
    opacity var(--dur-long) var(--ease-out),
    transform var(--dur-long) var(--ease-out);
}

.stage.is-in {
  opacity: 1;
  transform: translateX(0);
}

.stage:nth-child(even) {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
}

.stage:nth-child(even) .stage__copy {
  order: 2;
}

.stage:nth-child(even) .stage__visual {
  order: 1;
}

.stage__index {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-label);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--color-accent);
}

.stage__title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-display-s);
  font-weight: var(--display-weight);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-display);
  overflow-wrap: anywhere;
  min-width: 0;
}

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

.stage__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2xs);
  margin-top: var(--space-md);
  padding: 0;
  list-style: none;
}

.stage__chips li {
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-rule-2);
  border-radius: var(--radius-pill);
  background: var(--color-paper-2);
  font-family: var(--font-label);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
}

.stage__visual {
  min-width: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: oklch(92% 0.025 285);
  box-shadow: var(--shadow-card);
}

.stage__visual img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(70vh, 36rem);
  object-fit: contain;
  object-position: top center;
}

.stage__visual--dark {
  background: var(--color-stage);
}

/* ── Closing CTA ── */

.close-cta {
  margin: 0 var(--page-gutter) var(--space-3xl);
  padding: var(--space-2xl) var(--space-lg);
  border: 2px solid var(--color-ink);
  border-radius: var(--radius-card);
  background:
    linear-gradient(135deg, var(--color-paper-2), var(--color-paper)),
    var(--color-paper-2);
  text-align: center;
  box-shadow: var(--shadow-card);
}

.close-cta__title {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-display-s);
  font-weight: var(--display-weight);
  letter-spacing: var(--tracking-tight);
  overflow-wrap: anywhere;
}

.close-cta__body {
  margin: 0 auto var(--space-lg);
  max-width: 32rem;
  color: var(--color-ink-2);
}

.close-cta__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
}

/* ── Ft8 Marquee ── */

.foot-marquee {
  overflow: hidden;
  border-top: 2px solid var(--color-ink);
  background: var(--color-ink);
  color: var(--color-paper);
}

.foot-marquee__track {
  display: flex;
  gap: var(--space-2xl);
  width: max-content;
  white-space: nowrap;
  padding-block: var(--space-md);
  animation: foot-marquee 32s linear infinite;
}

.foot-marquee__track span {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  text-transform: uppercase;
}

.foot-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--page-gutter) var(--space-md);
  border-top: 1px solid oklch(40% 0.01 50);
  background: var(--color-ink);
  color: oklch(78% 0.01 70);
  font-size: var(--text-xs);
}

.foot-meta a {
  color: inherit;
  text-decoration: none;
}

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

@keyframes foot-marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

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

  .stage {
    opacity: 1;
    transform: none;
    transition: opacity 150ms linear;
  }

  .cta-fill,
  .cta-ghost {
    transition: none;
  }

  .cta-fill:hover,
  .cta-ghost:hover {
    transform: none;
  }

  .foot-marquee__track {
    animation: none;
  }
}

/* ── Responsive ── */

@media (max-width: 900px) {
  .intro {
    grid-template-columns: minmax(0, 1fr);
    min-height: auto;
    padding-top: var(--space-lg);
  }

  .intro__visual {
    min-height: 16rem;
  }

  .stage,
  .stage:nth-child(even) {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage:nth-child(even) .stage__copy,
  .stage:nth-child(even) .stage__visual {
    order: initial;
  }
}

@media (max-width: 720px) {
  .slab-nav,
  .cta-fill--slab {
    display: none;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-slab {
    position: sticky;
    flex-wrap: wrap;
  }

  .nav-slab.is-open .slab-nav {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin: 0;
    padding: var(--space-sm) var(--page-gutter) var(--space-md);
    border-bottom: 2px solid var(--color-ink);
    background: var(--color-paper);
    gap: var(--space-sm);
  }

  .nav-slab.is-open .slab-nav ul {
    flex-direction: column;
    gap: var(--space-sm);
  }

  .nav-slab.is-open .cta-fill--slab {
    display: inline-flex;
  }

  .intro__brand {
    font-size: var(--text-display-s);
  }

  .close-cta {
    padding: var(--space-xl) var(--space-md);
  }
}