/* Premium layer — high-end-visual + design-taste + emil-design-eng */

:root {
  --ease-out-strong: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out-strong: cubic-bezier(0.77, 0, 0.175, 1);
  --ease-drawer: cubic-bezier(0.32, 0.72, 0, 1);
  --dur-press: 140ms;
  --dur-ui: 220ms;
  --dur-reveal: 780ms;
  --dur-nav: 480ms;
}

/* Scroll progress — spatial feedback */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 35;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--sage), var(--clay));
  transform-origin: left center;
  pointer-events: none;
}

/* Nav: scrolled state */
.site-header.is-scrolled .nav-island {
  margin-top: 0;
  padding-block: 0.35rem;
  background: rgba(250, 247, 242, 0.92);
  box-shadow: var(--shadow-soft);
  transition:
    background var(--dur-ui) var(--ease-out-strong),
    box-shadow var(--dur-ui) var(--ease-out-strong),
    padding var(--dur-ui) var(--ease-out-strong);
}

/* Emil: explicit transitions, scale(0.97) press */
.btn {
  transition:
    transform var(--dur-press) var(--ease-out-strong),
    background var(--dur-ui) var(--ease-out-strong),
    box-shadow var(--dur-ui) var(--ease-out-strong),
    color var(--dur-ui) var(--ease-out-strong);
}

.btn:active {
  transform: scale(0.97);
}

.btn-icon-wrap {
  transition: transform var(--dur-ui) var(--ease-out-strong);
}

@media (hover: hover) and (pointer: fine) {
  .group:hover .btn-icon-wrap {
    transform: translate(3px, -2px) scale(1.05);
  }

  .gallery-card:hover .gallery-media img {
    transform: scale(1.05);
  }

  .gallery-card:hover {
    box-shadow: var(--shadow-diffuse);
  }

  .gallery-card:hover .gallery-shade {
    opacity: 1;
    background:
      linear-gradient(to top, rgba(31, 26, 20, 0.9) 0%, rgba(31, 26, 20, 0.35) 50%, transparent 72%),
      linear-gradient(135deg, rgba(154, 107, 71, 0.16) 0%, transparent 55%);
  }

  .gallery-card:hover .gallery-caption {
    transform: translateY(-2px);
  }

  .bento-item:hover {
    transform: translateY(-3px);
  }

  .tilt-card:hover {
    z-index: 2;
  }
}

.btn-ghost--on-dark {
  color: var(--cream);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.btn-ghost--on-dark:hover {
  background: rgba(255, 255, 255, 0.16);
}

/* Hero: Ken Burns */
.hero-bg-ken img {
  animation: heroKen 28s var(--ease-in-out-strong) infinite alternate;
  will-change: transform;
}

@keyframes heroKen {
  from { transform: scale(1.02); }
  to { transform: scale(1.08); }
}

.hero-bg-scrim {
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(31, 26, 20, 0.5), transparent 55%),
    linear-gradient(105deg, rgba(31, 26, 20, 0.9) 0%, rgba(31, 26, 20, 0.62) 45%, rgba(31, 26, 20, 0.35) 100%),
    linear-gradient(to top, rgba(31, 26, 20, 0.75), transparent 45%);
}

.hero-copy .display {
  text-wrap: balance;
}

/* Section index — editorial numbering */
.section-index {
  display: block;
  margin-bottom: 0.75rem;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--sage);
  opacity: 0.85;
}

.section-head--center .section-index {
  text-align: center;
}

/* Reveal: Emil enter from scale(0.96) + blur, not scale(0) */
.reveal {
  opacity: 0;
  transform: translateY(2.5rem) scale(0.96);
  filter: blur(8px);
  transition:
    opacity var(--dur-reveal) var(--ease-out-strong),
    transform var(--dur-reveal) var(--ease-out-strong),
    filter var(--dur-reveal) var(--ease-out-strong);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

/* Stagger children */
.stagger-group.is-visible > .bento-item,
.stagger-group.is-visible > .gallery-card,
.stagger-group.is-visible > .amenity-pill-wrap {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.stagger-group > .bento-item,
.stagger-group > .gallery-card {
  opacity: 0;
  transform: translateY(1.25rem) scale(0.97);
  transition:
    opacity 0.55s var(--ease-out-strong),
    transform 0.55s var(--ease-out-strong);
}

.stagger-group > .bento-item:nth-child(1) { transition-delay: 0ms; }
.stagger-group > .bento-item:nth-child(2) { transition-delay: 50ms; }
.stagger-group > .bento-item:nth-child(3) { transition-delay: 100ms; }
.stagger-group > .bento-item:nth-child(4) { transition-delay: 150ms; }

.stagger-group > .gallery-card:nth-child(1) { transition-delay: 0ms; }
.stagger-group > .gallery-card:nth-child(2) { transition-delay: 45ms; }
.stagger-group > .gallery-card:nth-child(3) { transition-delay: 90ms; }
.stagger-group > .gallery-card:nth-child(4) { transition-delay: 135ms; }
.stagger-group > .gallery-card:nth-child(5) { transition-delay: 180ms; }
.stagger-group > .gallery-card:nth-child(6) { transition-delay: 225ms; }

/* Clip reveal images */
.clip-reveal .bezel-inner {
  clip-path: inset(0 0 0 0);
  transition: clip-path 0.9s var(--ease-out-strong);
}

.clip-reveal:not(.is-revealed) .bezel-inner {
  clip-path: inset(12% 8% 12% 8%);
}

.clip-reveal.is-revealed .bezel-inner {
  clip-path: inset(0 0 0 0);
}

/* Bento: labels below cards (design-taste gallery style) */
.bento-item {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: transform var(--dur-ui) var(--ease-out-strong);
}

.bento-item .bento-label {
  padding: 0 0.25rem;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--espresso-soft);
  letter-spacing: 0.02em;
}

.bento-item .bento-label strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  color: var(--espresso);
  margin-bottom: 0.15rem;
}

/* Gallery polish */
.gallery-card {
  transition:
    transform var(--dur-ui) var(--ease-out-strong),
    box-shadow var(--dur-ui) var(--ease-out-strong);
}

.gallery-tile .bezel {
  height: 100%;
}

.gallery-media {
  transition: box-shadow var(--dur-ui) var(--ease-out-strong);
}

.gallery-media img,
.gallery-shade,
.gallery-caption {
  transition:
    transform 0.7s var(--ease-out-strong),
    opacity 0.55s var(--ease-out-strong),
    background 0.55s var(--ease-out-strong);
}

/* Nav overlay: faster exit feel, link stagger */
.nav-overlay {
  transition:
    opacity var(--dur-nav) var(--ease-out-strong),
    visibility var(--dur-nav) var(--ease-out-strong);
}

.nav-overlay:not(.is-open) {
  transition-duration: 280ms;
}

.nav-overlay-link {
  transform: translateY(2.5rem) scale(0.98);
  transition:
    opacity var(--dur-nav) var(--ease-out-strong),
    transform var(--dur-nav) var(--ease-out-strong),
    color 0.25s var(--ease-out-strong);
}

/* Book strip */
.book-strip {
  padding: 0 0 var(--section-pad);
  margin-top: -2rem;
}

.book-strip-inner {
  background: rgba(31, 26, 20, 0.05);
}

.book-strip-content {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
  padding: clamp(2rem, 4vw, 2.75rem);
  background: linear-gradient(135deg, var(--espresso) 0%, #2a231c 100%);
  color: var(--cream);
}

@media (min-width: 768px) {
  .book-strip-content {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
  }
}

.book-strip-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--cream);
  margin-top: 0.35rem;
}

.book-strip-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.75rem;
  margin-top: 0.65rem;
  font-size: 0.85rem;
  color: rgba(250, 247, 242, 0.6);
}

.book-strip-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  flex-shrink: 0;
}

/* Marquee: linear only for constant motion (Emil) */
.marquee-track {
  animation-duration: 40s;
}

/* Metric cards: subtle lift on hover */
@media (hover: hover) and (pointer: fine) {
  .hero-metrics .metric:hover {
    transform: translateY(-2px);
  }

  .hero-metrics .metric {
    transition: transform var(--dur-ui) var(--ease-out-strong);
  }
}

/* Contact form focus ring */
.form-field input:focus-visible,
.form-field textarea:focus-visible {
  outline: 2px solid rgba(138, 157, 132, 0.5);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .hero-bg-ken img {
    animation: none;
  }

  .reveal,
  .stagger-group > .bento-item,
  .stagger-group > .gallery-card {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }

  .marquee-track {
    animation: none;
  }

  .clip-reveal .bezel-inner {
    clip-path: none;
  }
}