/* ============================================
   TOP pages (Hero + service grid + top images)
   ============================================ */

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-bg-hero);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: #0d0d0d;
}

/* Hero Slideshow — 動画風Ken Burns */
.hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.5s ease-in-out;
  will-change: opacity;
}

.hero-slide.active {
  opacity: 1;
}

.hero-slide img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  animation: kenBurns 10s ease-in-out infinite alternate;
}

.hero-slide:nth-child(1) img { transform-origin: center center; }
.hero-slide:nth-child(2) img { transform-origin: 30% 20%; }
.hero-slide:nth-child(3) img { transform-origin: 70% 80%; }
.hero-slide:nth-child(4) img { transform-origin: 50% 30%; }

@keyframes kenBurns {
  0%   { transform: scale(1.02); }
  100% { transform: scale(1.12); }
}

/* Hero overlay gradient */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background:
    linear-gradient(to right, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.15) 50%, transparent 100%),
    linear-gradient(to top, rgba(0,0,0,0.4) 0%, transparent 30%);
  pointer-events: none;
}

/* Slide indicators */
.hero-indicators {
  position: absolute;
  bottom: 2.5rem;
  right: var(--px);
  z-index: 3;
  display: flex;
  gap: 0.5rem;
}

.hero-indicator {
  width: 32px;
  height: 2px;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  transition: background 0.3s;
  border: none;
  padding: 20px 0;
  background-clip: content-box;
}

.hero-indicator.active {
  background: var(--color-accent);
  background-clip: content-box;
}

.hero-content {
  position: relative;
  z-index: 3;
  padding: 8rem 0 4rem;
}

.hero-label {
  font-family: var(--font-en);
  font-size: 0.6875rem;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.9), 0 2px 8px rgba(0, 0, 0, 0.6);
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 400;
  color: var(--color-fg-light);
  line-height: 1.3;
  letter-spacing: 0.08em;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 0.9375rem;
  color: var(--color-fg-light);
  line-height: 2;
  max-width: 540px;
  margin-bottom: 2.5rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.scroll-indicator span {
  font-family: var(--font-en);
  font-size: 0.5625rem;
  letter-spacing: 0.2em;
  color: var(--color-fg-muted-light);
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--color-border-light);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: "";
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  animation: scrollDown 1.5s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { top: -100%; }
  100% { top: 100%; }
}

/* --- Service Grid (TOP only) --- */
.service-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .service-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

/* --- Top page background image classes --- */
.bg-top-tempura {
  background-image: url("https://images.unsplash.com/photo-1553557202-e8e60357f061?auto=format&fit=crop&w=1200&q=80");
}

.bg-top-sushi {
  background-image: url("https://images.unsplash.com/photo-1579871494447-9811cf80d66c?w=800&q=80");
}

.bg-top-omakase {
  background-image: url("https://images.unsplash.com/photo-1553621042-f6e147245754?w=800&q=80");
}

/* CTA kicker spacing (used on TOP) */
.cta-kicker {
  margin-bottom: 0.75rem;
}