/* ============================================================
   Layux Layout
   Kopfbereich, Hero, Sektionsrhythmus, Footer, Responsivität
   ============================================================ */

/* --- Seitencontainer --- */
.page,
.header-inner,
.hero-inner,
.section,
.footer-inner,
.footer-bottom {
  width: min(var(--page-width), calc(100% - 2 * var(--page-gutter)));
  margin-inline: auto;
}

/* --- Kopfbereich --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: var(--header-height);
}

.site-nav {
  flex: 1;
}

.nav-list {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* --- Hero --- */
.hero {
  padding-block: var(--space-10) var(--space-9);
}

/* Breite Textzeilen begrenzen, aber linksbündig am Seitenraster bleiben
   (max-width auf .hero-inner würde den Hero gegenüber den Sektionen einrücken) */
.hero-inner .print-reveal {
  max-width: 920px;
}

.hero h1 {
  margin-block: var(--space-5) 0;
}

/* Schicht-Aufbau der Headline (Signatur, siehe docs/ux.md Micro-Interactions) */
.print-reveal {
  position: relative;
}

.print-reveal h1 {
  animation: print-build 1100ms steps(16, end) 200ms both;
}

.print-head {
  position: absolute;
  left: -1%;
  right: -1%;
  top: 100%;
  height: 3px;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, transparent, var(--color-primary) 18%, var(--color-primary) 82%, transparent);
  box-shadow: 0 0 18px var(--color-primary-glow), 0 0 44px var(--color-primary-glow);
  animation:
    print-head-move 1100ms steps(16, end) 200ms both,
    print-head-fade 500ms ease 1350ms forwards;
}

/* Negative Ränder, sonst schneidet der Clip die Unterlängen (g, p)
   der letzten Zeile ab – sie ragen unten über die h1-Box hinaus. */
@keyframes print-build {
  from { clip-path: inset(100% -0.15em -0.35em -0.15em); }
  to   { clip-path: inset(-0.25em -0.15em -0.35em -0.15em); }
}

@keyframes print-head-move {
  from { top: 100%; }
  to   { top: 0%; }
}

@keyframes print-head-fade {
  to { opacity: 0; }
}

/* Gestaffeltes Einblenden nach dem Schicht-Aufbau */
.hero-fade {
  animation: fade-up 600ms cubic-bezier(0.33, 1, 0.68, 1) both;
}

.hero-fade-1 { animation-delay: 1250ms; }
.hero-fade-2 { animation-delay: 1400ms; }
.hero-fade-3 { animation-delay: 1550ms; }

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero .actions {
  margin-top: var(--space-6);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.hero .claim {
  margin-top: var(--space-7);
}

/* --- Sektionen --- */
.section {
  padding-block: var(--space-9);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.section-header {
  max-width: 720px;
}

.section-header h2 {
  margin-block: var(--space-3) var(--space-3);
}

.section-intro {
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  line-height: var(--line-height-relaxed);
}

/* --- Footer --- */
.site-footer {
  margin-top: var(--space-9);
  border-top: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 65%, transparent);
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-7);
  padding-block: var(--space-8);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-2) var(--space-4);
  flex-wrap: wrap;
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.footer-bottom p {
  margin: 0;
}

.footer-version {
  font-size: var(--text-xs);
  white-space: nowrap;
}

/* --- Responsiv --- */
@media (max-width: 900px) {
  .cards {
    grid-template-columns: 1fr;
  }

  /* Kopf enger packen, damit „Zum Shop" einzeilig bleibt und nichts überläuft */
  .header-inner {
    gap: var(--space-3);
  }

  .header-actions {
    gap: var(--space-2);
  }

  .header-actions > * {
    flex-shrink: 0;
  }

  .header-cta.button-sm {
    padding-inline: var(--space-3);
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: var(--space-3) var(--page-gutter) var(--space-5);
    background: var(--color-surface-elevated);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }

  .site-header.nav-open .site-nav {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    gap: var(--space-1);
  }

  .hero {
    padding-block: var(--space-8) var(--space-8);
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}