/* =====================================================
   hero.css
   フルスクリーンヒーロー・Ken Burns・スクロール矢印
   ===================================================== */

#hero {
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 0;
}

/* ─── Background image ─── */
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  animation: kenburns 18s ease-out both;
}

/* ─── Overlay gradient ─── */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to bottom, rgba(0,0,0,.55) 0%, rgba(0,0,0,0) 45%),
    linear-gradient(
      135deg,
      rgba(11,11,15,.82) 0%,
      rgba(11,11,15,.55) 50%,
      rgba(31,42,68,.45) 100%
    );
}

/* ─── Content ─── */
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.75rem;
  animation: fadeUp .8s var(--ease-out) .2s both;
}
.hero-tag::before {
  content: '';
  display: inline-block;
  width: 24px; height: 1px;
  background: var(--accent);
}

.hero-title-ja {
  font-family: 'Shippori Mincho B1', serif;
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: .75rem;
  animation: fadeUp .8s var(--ease-out) .35s both;
}

.hero-title-en {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(1.1rem, 2.5vw, 1.75rem);
  font-weight: 300;
  font-style: italic;
  color: rgba(255,255,255,.65);
  line-height: 1.4;
  margin-bottom: 1.75rem;
  animation: fadeUp .8s var(--ease-out) .5s both;
}

.hero-sub {
  font-size: clamp(.85rem, 1.5vw, 1rem);
  color: rgba(255,255,255,.7);
  line-height: 1.85;
  max-width: 580px;
  margin-bottom: 2.5rem;
  font-weight: 300;
  animation: fadeUp .8s var(--ease-out) .65s both;
}

/* ─── CTA group ─── */
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: fadeUp .8s var(--ease-out) .8s both;
}

/* ─── Badges ─── */
.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  animation: fadeUp .8s var(--ease-out) .95s both;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .72rem;
  font-weight: 400;
  letter-spacing: .1em;
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(200,162,75,.4);
  padding: .4rem .9rem;
  border-radius: 100px;
  background: rgba(200,162,75,.06);
}
.badge svg { width: 12px; height: 12px; stroke: var(--accent); }

/* ─── Scroll indicator ─── */
.scroll-indicator {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  z-index: 2;
}
.scroll-indicator span {
  font-size: .65rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(255,255,255,.45);
}
.scroll-arrow {
  width: 28px; height: 28px;
  border: 1px solid rgba(200,162,75,.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-arrow svg { width: 12px; stroke: var(--accent); }