/* ═══════════════════════════════════════════════════════════════
   Hero — Hirono Bamhaus Phase 1.2
   Single fullscreen video loop + text overlay. No carousel.
   BEM scope: .hero__*
   ═══════════════════════════════════════════════════════════════ */

.hero {
  position: relative;
  width: 100%;
  min-height: 100dvh;
  overflow: clip;  /* clip (not hidden) — avoids creating a scroll container that blocks touch scroll on iOS Safari */
  background: linear-gradient(180deg, var(--bg-start), var(--bg-end));
  display: flex;
  flex-direction: column;
}

/* ─── Top nav (transparent overlay) ────────────────────────────── */

.hero__nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 10;
  padding: var(--space-5);
  padding-top: max(var(--space-5), var(--safe-top));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  pointer-events: none;
}

.hero__nav > * { pointer-events: auto; }

.hero__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 2.4vw, 1.35rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
}

.hero__brand-logo {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: transparent;
  padding: 0;
  object-fit: cover;
  border: none;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
  opacity: 0.75;
  flex: 0 0 auto;
  transition: opacity var(--transition);
}

.hero__brand:hover .hero__brand-logo {
  opacity: 0.95;
}

.hero__brand-text { white-space: nowrap; }

@media (max-width: 420px) {
  .hero__brand-text { display: none; }
}

/* ─── Theme switcher dots (inside nav toggles) ──────────────────── */
.theme-switcher {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-right: 8px;
  padding-right: 8px;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.theme-switcher__dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--dot-color);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s, border-color 0.2s;
  padding: 0;
}

.theme-switcher__dot:hover {
  transform: scale(1.2);
}

.theme-switcher__dot--active {
  border-color: var(--text-primary);
  transform: scale(1.15);
}

.hero__nav-toggles {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  flex: 0 0 auto;
}

.hero__nav-toggle {
  padding: var(--space-2) var(--space-3);
  background: var(--surface-glass);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  text-transform: uppercase;
}

/* ─── Video background ─────────────────────────────────────────── */

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  background: var(--bg-start);
  transform: translateZ(0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  pointer-events: none;  /* let touch events pass through to page scroll */
  touch-action: auto;    /* don't interfere with page scrolling */
}

.hero__video--loading { opacity: 0; }
.hero__video--ready {
  opacity: 1;
  transition: opacity 500ms var(--ease-out);
}

/* Dark placeholder while video loads */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center,
    rgba(30, 20, 50, 0.6) 0%,
    var(--bg-start) 70%);
  z-index: 0;
  pointer-events: none;
}

/* Dark gradient overlay for text legibility */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg,
      rgba(10, 10, 15, 0.35) 0%,
      rgba(10, 10, 15, 0.1) 35%,
      rgba(10, 10, 15, 0.4) 70%,
      rgba(10, 10, 15, 0.85) 100%);
  pointer-events: none;
  z-index: 1;
}

/* ─── Text overlay (bottom center) ─────────────────────────────── */

.hero__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6) var(--space-5);
  padding-bottom: calc(var(--space-8) + var(--safe-bottom));
  z-index: 2;
  text-align: center;
  color: var(--text-primary);
  animation: heroFadeUp 1s var(--ease-out) both;
}

@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-primary);
  margin-bottom: var(--space-3);
  opacity: 0.9;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 7vw, 4.5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-3);
  background: var(--gradient-title);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(1rem, 2.4vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--space-5);
}

.hero__divider {
  width: 48px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
  margin: 0 auto var(--space-5);
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4) var(--space-7);
  background: var(--accent-primary);
  color: var(--bg-start);
  font-weight: 600;
  font-size: var(--text-base);
  border-radius: var(--radius-full);
  text-decoration: none;
  min-height: 48px;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.hero__cta:hover {
  color: var(--bg-start);
  transform: translateY(-2px);
  box-shadow: 0 0 40px var(--accent-primary-glow), var(--shadow-md);
}

/* ─── Scroll indicator ─────────────────────────────────────────── */

.hero__scroll-indicator {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 24px;
  height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 12px;
  transition: opacity var(--transition);
  padding-bottom: var(--safe-bottom);
}

.hero__scroll-indicator::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  animation: scrollPulse 1.5s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 1; }
  50% { transform: translateX(-50%) translateY(10px); opacity: 0.3; }
}

.hero__scroll-indicator--hidden { opacity: 0; pointer-events: none; }

/* ─── Cosmos credit ────────────────────────────────────────────── */

.hero__credit {
  position: absolute;
  bottom: var(--space-4);
  left: var(--space-5);
  z-index: 4;
  padding-bottom: var(--safe-bottom);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-muted);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__credit a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition);
}

.hero__credit a:hover { color: var(--text-primary); }

.hero__credit-logo {
  width: 20px;
  height: 20px;
  animation: cosmosSpin 24s linear infinite;
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.15));
}

/* ─── Desktop ──────────────────────────────────────────────────── */

@media (min-width: 768px) {
  .hero__nav { padding: var(--space-6) var(--space-7); }
  .hero__brand-logo { width: 52px; height: 52px; }
  .hero__content { padding-bottom: var(--space-9); max-width: 720px; margin: 0 auto; }
  .hero__credit { bottom: var(--space-6); left: var(--space-7); font-size: 11px; }
  .hero__credit-logo { width: 24px; height: 24px; }
}

/* ─── Reduced motion ───────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .hero__video { display: none; }
  .hero__content,
  .hero__credit-logo,
  .hero__scroll-indicator::before { animation: none !important; }
}