/* ============================================================
   Home hero entrance — Certainty weather
   Additive overlay. Does not replace welcome or constellation.
   Phases: void → barrage → overwhelm → collapse → done
   ============================================================ */

.home-hero--entrance {
  --hw-ink: #15120e;
  --hw-claim: rgba(244, 228, 208, 0.92);
  --hw-claim-hot: #fff6e8;

  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  z-index: 40;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--hw-ink);
  color: #f7eddc;
  isolation: isolate;
  opacity: 1;
  transition: opacity 1.05s cubic-bezier(0.22, 0.61, 0.12, 1);
}

.home-hero--entrance.is-phase-done {
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}

.home-hero--entrance.is-dismissed {
  display: none;
  visibility: hidden;
}

.home-hero__atmosphere {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  transform: scale(1);
  transform-origin: 50% 45%;
  transition:
    filter 0.55s cubic-bezier(0.22, 0.61, 0.12, 1),
    transform 0.75s cubic-bezier(0.22, 0.61, 0.12, 1);
  background:
    radial-gradient(ellipse 70% 55% at 18% 30%,
      rgba(245, 200, 140, 0.07) 0%,
      transparent 62%),
    radial-gradient(ellipse 60% 50% at 82% 70%,
      rgba(184, 96, 46, 0.06) 0%,
      transparent 58%),
    radial-gradient(ellipse 100% 80% at 50% 100%,
      rgba(0, 0, 0, 0.45) 0%,
      transparent 55%),
    var(--hw-ink);
}

.home-hero__atmosphere::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.45;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='1.15' numOctaves='2' stitchTiles='stitch' seed='7'/><feColorMatrix values='0 0 0 0 0.91  0 0 0 0 0.78  0 0 0 0 0.55  0 0 0 0.028 0'/></filter><rect width='220' height='220' filter='url(%23n)'/></svg>");
  background-size: 220px 220px;
  mix-blend-mode: overlay;
}

.home-hero__claims {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.home-hero__claim {
  position: absolute;
  left: 0;
  top: 0;
  margin: 0;
  padding: 0;
  white-space: nowrap;
  font-family: 'Inter Tight', 'Inter', sans-serif;
  font-weight: 700;
  font-size: clamp(0.95rem, 1.85vw, 1.55rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--hw-claim);
  opacity: 0;
  will-change: transform, opacity, filter;
  text-shadow: 0 0 24px rgba(184, 96, 46, 0.12);
  transform: translate3d(-50%, -50%, 0);
}

.home-hero__claim.is-hot {
  color: var(--hw-claim-hot);
  text-shadow: 0 0 32px rgba(232, 192, 138, 0.28);
}

/* The thesis: same arrival grammar, different register.
   Positioned top-left in JS so it can land on the real lede seat. */
.home-hero__thesis {
  position: absolute;
  left: 0;
  top: 0;
  z-index: 3;
  margin: 0;
  padding: 0;
  max-width: min(840px, 88vw);
  box-sizing: border-box;
  font-family: 'Lora', Georgia, serif;
  font-weight: 400;
  font-size: clamp(1.85rem, 4.2vw, 3.2rem);
  line-height: 1.14;
  letter-spacing: -0.015em;
  color: #f4ece2;
  text-transform: none;
  white-space: normal;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  will-change: transform, opacity, filter;
  text-shadow: 0 2px 28px rgba(0, 0, 0, 0.35);
  transform: translate3d(0, 0, 0);
}

.home-hero__thesis em {
  font-style: italic;
  font-weight: 500;
  color: #e0a078;
}

.home-hero--entrance.is-phase-barrage .home-hero__atmosphere {
  filter: brightness(0.94);
}

.home-hero--entrance.is-phase-overwhelm .home-hero__atmosphere {
  filter: brightness(0.72) saturate(1.18) contrast(1.08);
  transform: scale(1.045);
}

.home-hero--entrance.is-phase-collapse .home-hero__atmosphere {
  filter: brightness(1.12) saturate(0.88) contrast(1.04);
  transform: scale(1.09);
}

.home-hero--entrance.is-phase-thesis .home-hero__atmosphere {
  filter: brightness(0.9) saturate(1.02);
  transform: scale(1.01);
}

/* Weather entrance: dark glass nav, light type. Cream returns when active lifts.
   Solid ink glass — avoid backdrop-filter here; it can blank the hero layer
   under sticky nav in some browsers. */
body.home-page.home-hero-active .main-nav {
  background: rgba(21, 18, 14, 0.94) !important;
  background-color: rgba(21, 18, 14, 0.94) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-bottom: 1px solid rgba(244, 228, 208, 0.1);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.35);
}

body.home-page.home-hero-active .main-nav .site-logo,
body.home-page.home-hero-active .main-nav .nav-links li a {
  color: rgba(247, 237, 220, 0.88);
}

body.home-page.home-hero-active .main-nav .nav-links li a:hover,
body.home-page.home-hero-active .main-nav .nav-links li a:focus-visible {
  color: #f7eddc;
}

body.home-page.home-hero-active .main-nav .nav-links li a.active {
  color: #f7eddc;
}

body.home-page.home-hero-active .main-nav .nav-links li a::after {
  background: rgba(224, 160, 120, 0.9);
}

body.home-page.home-hero-active .main-nav .hamburger {
  background: rgba(247, 237, 220, 0.9);
}

body.home-page.home-hero-active .main-nav .site-logo__mark {
  filter: invert(0.92) sepia(0.15) hue-rotate(340deg) brightness(1.05);
}

@media (max-width: 720px) {
  .home-hero__claim {
    font-size: clamp(0.78rem, 3.4vw, 1rem);
  }

  .home-hero__thesis {
    font-size: clamp(1.55rem, 7.2vw, 2.1rem);
    max-width: 90vw;
  }

  body.home-page.home-hero-active .main-nav .nav-links {
    background: rgba(21, 18, 14, 0.96) !important;
    border-bottom-color: rgba(244, 228, 208, 0.1);
  }

  body.home-page.home-hero-active .main-nav .nav-links li a {
    color: rgba(247, 237, 220, 0.9);
  }
}

@media (prefers-reduced-motion: reduce) {
  .home-hero--entrance {
    display: none;
  }
}

body.home-page.home-hero-active {
  overflow: hidden;
}