/* ============================================
   SECTION 1 — THE LIGHT DOOR
   ============================================ */

.section--light-door {
  background: #000;
  height: 300vh;
  min-height: 300vh;
}

.light-door__darkness {
  position: fixed;
  inset: 0;
  background: #000;
  z-index: 1;
  transition: opacity 0.3s;
}

.light-door__beam {
  position: fixed;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 100vh;
  background: linear-gradient(
    180deg,
    transparent 0%,
    rgba(248, 247, 242, 0.3) 20%,
    rgba(248, 247, 242, 0.9) 50%,
    rgba(248, 247, 242, 0.3) 80%,
    transparent 100%
  );
  box-shadow:
    0 0 20px rgba(248, 247, 242, 0.5),
    0 0 60px rgba(231, 183, 216, 0.3),
    0 0 100px rgba(185, 217, 255, 0.2);
  z-index: 2;
  transition: width 0.1s linear;
  will-change: width;
}

.light-door__doorway {
  position: fixed;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
}

.light-door__glow-left,
.light-door__glow-right {
  position: absolute;
  top: 0;
  width: 50%;
  height: 100%;
}

.light-door__glow-left {
  left: 0;
  background: linear-gradient(90deg, rgba(248, 247, 242, 0.08), transparent);
}

.light-door__glow-right {
  right: 0;
  background: linear-gradient(-90deg, rgba(248, 247, 242, 0.08), transparent);
}

.light-door__particles {
  position: fixed;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
}

.light-door__logo {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  z-index: 5;
  opacity: 0;
  transition: opacity 0.8s ease;
}

.logo-text {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 8rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  color: var(--opal-white);
  display: flex;
  gap: 0.1em;
  justify-content: center;
}

.logo-letter {
  display: inline-block;
  opacity: 0;
  transform: translateY(20px);
  text-shadow: 0 0 30px rgba(248, 247, 242, 0.5);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.logo-letter.visible {
  opacity: 1;
  transform: translateY(0);
}

.light-door__tagline {
  font-family: var(--font-heading);
  font-size: clamp(0.75rem, 1.5vw, 1rem);
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--aurora-rose);
  margin-top: 1.5rem;
  opacity: 0;
  transition: opacity 1s ease 0.5s;
}

.light-door__tagline.visible {
  opacity: 0.7;
}

.scroll-hint {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  z-index: 6;
  opacity: 1;
  transition: opacity 0.5s;
}

.scroll-hint.hidden {
  opacity: 0;
  pointer-events: none;
}

.scroll-hint__line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--opal-white), transparent);
  animation: scroll-pulse 2s ease infinite;
}

.scroll-hint__text {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(248, 247, 242, 0.4);
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   SECTION 2 — PRISM CORRIDOR
   ============================================ */

.section--prism-corridor {
  background: var(--bg);
  padding-bottom: 6rem;
}

.corridor {
  position: relative;
  padding: 2rem;
}

.corridor__ambient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(231, 183, 216, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(185, 217, 255, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.prism-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 0;
}

.prism-item {
  position: relative;
  text-align: center;
  padding: 3rem 2rem;
  cursor: default;
  transition: transform var(--transition-soft);
}

.prism-item__shape {
  width: 80px;
  height: 100px;
  margin: 0 auto 2rem;
  position: relative;
  transform-style: preserve-3d;
  animation: prism-float 6s ease-in-out infinite;
  transition: transform 0.5s ease;
}

.prism-item:nth-child(2) .prism-item__shape { animation-delay: -1s; }
.prism-item:nth-child(3) .prism-item__shape { animation-delay: -2s; }
.prism-item:nth-child(4) .prism-item__shape { animation-delay: -3s; }
.prism-item:nth-child(5) .prism-item__shape { animation-delay: -4s; }
.prism-item:nth-child(6) .prism-item__shape { animation-delay: -5s; }

.prism-item__face {
  position: absolute;
  width: 80px;
  height: 80px;
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.prism-item__face:nth-child(1) {
  background: linear-gradient(135deg, var(--aurora-rose), transparent);
  transform: rotateY(0deg) translateZ(30px);
  opacity: 0.7;
}

.prism-item__face:nth-child(2) {
  background: linear-gradient(135deg, var(--crystal-blue), transparent);
  transform: rotateY(120deg) translateZ(30px);
  opacity: 0.7;
}

.prism-item__face:nth-child(3) {
  background: linear-gradient(135deg, var(--opal-white), transparent);
  transform: rotateY(240deg) translateZ(30px);
  opacity: 0.7;
}

.prism-item__light {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200px;
  height: 200px;
  transform: translate(-50%, -60%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.6s ease, transform 0.6s ease;
  pointer-events: none;
}

.prism-item[data-category="illumination"] .prism-item__light {
  background: radial-gradient(circle, rgba(248, 247, 242, 0.3), transparent 70%);
}
.prism-item[data-category="reflection"] .prism-item__light {
  background: radial-gradient(circle, rgba(185, 217, 255, 0.3), transparent 70%);
}
.prism-item[data-category="color"] .prism-item__light {
  background: radial-gradient(circle, rgba(231, 183, 216, 0.3), transparent 70%);
}
.prism-item[data-category="atmosphere"] .prism-item__light {
  background: radial-gradient(circle, rgba(196, 181, 232, 0.3), transparent 70%);
}
.prism-item[data-category="architecture"] .prism-item__light {
  background: radial-gradient(circle, rgba(245, 215, 142, 0.3), transparent 70%);
}
.prism-item[data-category="motion"] .prism-item__light {
  background: radial-gradient(circle, rgba(168, 216, 185, 0.3), transparent 70%);
}

.prism-item:hover .prism-item__light,
.prism-item:focus-within .prism-item__light {
  opacity: 1;
  transform: translate(-50%, -60%) scale(1.5);
}

.prism-item:hover .prism-item__shape {
  transform: scale(1.15) rotateY(30deg);
}

.prism-item__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.prism-item__desc {
  font-size: 0.9rem;
  opacity: 0.6;
  max-width: 260px;
  margin: 0 auto;
  line-height: 1.7;
}

@keyframes prism-float {
  0%, 100% { transform: translateY(0) rotateY(0deg); }
  50% { transform: translateY(-12px) rotateY(180deg); }
}

/* ============================================
   SECTION 3 — REFLECTION POOLS
   ============================================ */

.section--reflection-pools {
  background: linear-gradient(180deg, var(--bg) 0%, #f0eeea 100%);
  padding-bottom: 6rem;
}

.pools-container {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem;
}

.pool {
  position: relative;
  height: 400px;
  border-radius: 2px;
  overflow: hidden;
  cursor: crosshair;
}

.pool__sky {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    #B9D9FF 0%,
    #E7B7D8 30%,
    #F8F7F2 60%,
    #FCFBF8 100%
  );
}

.pool__sky--dawn {
  background: linear-gradient(
    180deg,
    #F5D78E 0%,
    #E7B7D8 25%,
    #F8F7F2 55%,
    #FCFBF8 100%
  );
}

.pool__sky--twilight {
  background: linear-gradient(
    180deg,
    #4a3f6b 0%,
    #C4B5E8 30%,
    #E7B7D8 55%,
    #1a1520 100%
  );
}

.pool__ripple-canvas {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.pool__surface {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: linear-gradient(
    180deg,
    rgba(185, 217, 255, 0.15) 0%,
    rgba(248, 247, 242, 0.05) 40%,
    rgba(0, 0, 0, 0.1) 100%
  );
  pointer-events: none;
}

.pool__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2.5rem;
  z-index: 4;
  transform: translateY(100%);
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
  color: var(--opal-white);
}

.pool.revealed .pool__content {
  transform: translateY(0);
}

.pool__title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.pool__text {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.7;
  max-width: 500px;
}

/* ============================================
   SECTION 4 — SPECTRUM CHAMBER
   ============================================ */

.section--spectrum-chamber {
  background: #1a1a1a;
  color: var(--opal-white);
  padding-bottom: 6rem;
  transition: background 1s ease;
}

.chamber {
  position: relative;
  width: min(90vw, 700px);
  height: min(90vw, 700px);
  margin: 2rem auto;
  border-radius: 50%;
}

.chamber__ring {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  border: 1px solid rgba(248, 247, 242, 0.1);
  animation: ring-pulse 4s ease infinite;
}

@keyframes ring-pulse {
  0%, 100% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.02); opacity: 0.6; }
}

.chamber__ambient {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: radial-gradient(circle, var(--chamber-color, rgba(231, 183, 216, 0.15)) 0%, transparent 70%);
  transition: background 1s ease;
  pointer-events: none;
  z-index: 0;
}

.spectrum-zone {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.5s ease, box-shadow 0.5s ease;
  z-index: 1;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
}

.spectrum-zone:nth-child(2) { top: 5%; left: 50%; transform: translateX(-50%); }
.spectrum-zone:nth-child(3) { top: 25%; right: 5%; }
.spectrum-zone:nth-child(4) { bottom: 25%; right: 5%; }
.spectrum-zone:nth-child(5) { bottom: 5%; left: 50%; transform: translateX(-50%); }
.spectrum-zone:nth-child(6) { bottom: 25%; left: 5%; }
.spectrum-zone:nth-child(7) { top: 25%; left: 5%; }

.spectrum-zone__glow {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.spectrum-zone--rose .spectrum-zone__glow { background: radial-gradient(circle, rgba(231, 183, 216, 0.4), transparent); }
.spectrum-zone--opal .spectrum-zone__glow { background: radial-gradient(circle, rgba(248, 247, 242, 0.4), transparent); }
.spectrum-zone--crystal .spectrum-zone__glow { background: radial-gradient(circle, rgba(185, 217, 255, 0.4), transparent); }
.spectrum-zone--gold .spectrum-zone__glow { background: radial-gradient(circle, rgba(245, 215, 142, 0.4), transparent); }
.spectrum-zone--violet .spectrum-zone__glow { background: radial-gradient(circle, rgba(196, 181, 232, 0.4), transparent); }
.spectrum-zone--emerald .spectrum-zone__glow { background: radial-gradient(circle, rgba(168, 216, 185, 0.4), transparent); }

.spectrum-zone.active .spectrum-zone__glow,
.spectrum-zone:hover .spectrum-zone__glow {
  opacity: 1;
}

.spectrum-zone.active,
.spectrum-zone:hover {
  transform: scale(1.1);
  box-shadow: 0 0 30px rgba(255, 255, 255, 0.1);
}

.spectrum-zone:nth-child(2).active,
.spectrum-zone:nth-child(2):hover { transform: translateX(-50%) scale(1.1); }
.spectrum-zone:nth-child(5).active,
.spectrum-zone:nth-child(5):hover { transform: translateX(-50%) scale(1.1); }

.spectrum-zone__label {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.spectrum-zone__content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 280px;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
  z-index: 10;
}

.spectrum-zone.active .spectrum-zone__content {
  opacity: 1;
}

.spectrum-zone__content h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.spectrum-zone__content p {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.6;
}

/* ============================================
   SECTION 5 — FLOATING LANTERNS
   ============================================ */

.section--floating-lanterns {
  background: #0a0a12;
  min-height: 100vh;
  position: relative;
}

.lanterns-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.lanterns-overlay {
  position: relative;
  z-index: 2;
  pointer-events: none;
  min-height: 100vh;
}

.lantern-detail {
  position: fixed;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--opal-white);
  max-width: 400px;
  padding: 2rem;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(248, 247, 242, 0.1);
  border-radius: 4px;
  transition: opacity 0.4s ease;
}

.lantern-detail__type {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--aurora-rose);
  display: block;
  margin-bottom: 0.5rem;
}

.lantern-detail__title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.lantern-detail__text {
  font-size: 0.85rem;
  opacity: 0.7;
  line-height: 1.6;
}

/* ============================================
   SECTION 6 — CRYSTAL ATRIUM
   ============================================ */

.section--crystal-atrium {
  background: linear-gradient(180deg, #0a0a12 0%, var(--bg) 30%, var(--bg) 100%);
  padding-bottom: 8rem;
}

.atrium {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-end;
  gap: 4rem;
  padding: 4rem 2rem;
  min-height: 70vh;
}

.crystal {
  position: relative;
  width: 200px;
  height: 280px;
  cursor: pointer;
  transition: transform 0.6s ease;
}

.crystal--tall {
  width: 160px;
  height: 380px;
}

.crystal--wide {
  width: 280px;
  height: 220px;
}

.crystal__structure {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  animation: crystal-shimmer 8s ease-in-out infinite;
}

.crystal__facet {
  position: absolute;
  opacity: 0.4;
  transition: opacity 0.5s ease;
}

.crystal__facet--1 {
  top: 0; left: 25%; width: 50%; height: 60%;
  background: linear-gradient(135deg, rgba(185, 217, 255, 0.6), rgba(231, 183, 216, 0.3));
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.crystal__facet--2 {
  top: 10%; left: 10%; width: 35%; height: 50%;
  background: linear-gradient(135deg, rgba(248, 247, 242, 0.5), rgba(185, 217, 255, 0.2));
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  transform: rotateY(-30deg);
}

.crystal__facet--3 {
  top: 10%; right: 10%; width: 35%; height: 50%;
  background: linear-gradient(135deg, rgba(231, 183, 216, 0.5), rgba(248, 247, 242, 0.2));
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  transform: rotateY(30deg);
}

.crystal__facet--4 {
  bottom: 0; left: 15%; width: 70%; height: 40%;
  background: linear-gradient(0deg, rgba(185, 217, 255, 0.3), transparent);
  clip-path: polygon(0% 0%, 100% 0%, 50% 100%);
}

.crystal__facet--5 {
  bottom: 5%; left: 30%; width: 40%; height: 30%;
  background: linear-gradient(0deg, rgba(231, 183, 216, 0.4), transparent);
  clip-path: polygon(0% 0%, 100% 0%, 50% 100%);
}

.crystal__facet--6 {
  top: 30%; left: 35%; width: 30%; height: 40%;
  background: linear-gradient(180deg, rgba(248, 247, 242, 0.6), rgba(185, 217, 255, 0.1));
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.crystal__refraction {
  position: absolute;
  inset: -20px;
  background: conic-gradient(
    from 0deg,
    rgba(185, 217, 255, 0.1),
    rgba(231, 183, 216, 0.1),
    rgba(248, 247, 242, 0.1),
    rgba(185, 217, 255, 0.1)
  );
  opacity: 0;
  transition: opacity 0.6s ease;
  pointer-events: none;
  filter: blur(20px);
}

.crystal__inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1.5rem;
  opacity: 0;
  transform: scale(0.9);
  transition: opacity 0.5s ease, transform 0.5s ease;
  z-index: 2;
}

.crystal__inner h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.crystal__inner p {
  font-size: 0.8rem;
  opacity: 0.7;
  line-height: 1.6;
}

.crystal:hover .crystal__inner,
.crystal:focus-within .crystal__inner {
  opacity: 1;
  transform: scale(1);
}

.crystal:hover .crystal__refraction,
.crystal:focus-within .crystal__refraction {
  opacity: 1;
}

.crystal:hover .crystal__facet,
.crystal:focus-within .crystal__facet {
  opacity: 0.7;
}

.crystal:hover {
  transform: translateY(-10px);
}

@keyframes crystal-shimmer {
  0%, 100% { filter: brightness(1); }
  50% { filter: brightness(1.2); }
}

/* ============================================
   SECTION 7 — SHADOW GALLERY
   ============================================ */

.section--shadow-gallery {
  background: #0d0d0d;
  color: var(--opal-white);
  padding-bottom: 6rem;
}

.gallery-hall {
  position: relative;
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

.gallery__light-source {
  position: absolute;
  top: -50px;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(248, 247, 242, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.shadow-objects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 3rem;
  padding: 4rem 0;
}

.shadow-object {
  position: relative;
  height: 300px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  cursor: pointer;
}

.shadow-object__form {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 80px;
  opacity: 0.03;
  background: var(--opal-white);
  border-radius: 50% 50% 0 0;
  transition: opacity 0.5s ease;
}

.shadow-object__form--column {
  width: 30px;
  height: 120px;
  border-radius: 4px 4px 0 0;
}

.shadow-object__form--sphere {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  top: 35%;
}

.shadow-object__form--prism {
  width: 0;
  height: 0;
  background: transparent;
  border-left: 35px solid transparent;
  border-right: 35px solid transparent;
  border-bottom: 80px solid rgba(248, 247, 242, 0.03);
}

.shadow-object__projection {
  position: absolute;
  bottom: 60px;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0.15;
  transition: opacity 0.5s ease, transform 0.5s ease, filter 0.5s ease;
}

.shadow-object[data-shadow="0"] .shadow-object__projection {
  width: 100px;
  height: 30px;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.8), transparent);
  border-radius: 50%;
}

.shadow-object[data-shadow="1"] .shadow-object__projection {
  width: 80px;
  height: 20px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 2px;
}

.shadow-object[data-shadow="2"] .shadow-object__projection {
  width: 90px;
  height: 25px;
  background: radial-gradient(ellipse, rgba(0, 0, 0, 0.7), transparent);
  border-radius: 50%;
}

.shadow-object[data-shadow="3"] .shadow-object__projection {
  width: 0;
  height: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-top: 25px solid rgba(0, 0, 0, 0.5);
  background: transparent;
}

.shadow-object__content {
  text-align: center;
  padding: 1rem;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
  z-index: 1;
}

.shadow-object__content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 300;
  margin-bottom: 0.5rem;
}

.shadow-object__content p {
  font-size: 0.8rem;
  opacity: 0.5;
  line-height: 1.6;
}

.shadow-object:hover .shadow-object__projection,
.shadow-object:focus-within .shadow-object__projection {
  opacity: 0.6;
  transform: translateX(-50%) scale(1.2);
  filter: blur(1px);
}

.shadow-object:hover .shadow-object__content,
.shadow-object:focus-within .shadow-object__content {
  opacity: 1;
  transform: translateY(0);
}

.shadow-object:hover .shadow-object__form,
.shadow-object:focus-within .shadow-object__form {
  opacity: 0.08;
}

/* ============================================
   SECTION 8 — CONSTELLATION OF VOICES
   ============================================ */

.section--constellation {
  background: #050510;
  min-height: 100vh;
  position: relative;
}

.constellation-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.constellation-voices {
  position: relative;
  z-index: 2;
  pointer-events: none;
  min-height: 60vh;
}

.constellation-quote {
  position: fixed;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  color: var(--opal-white);
  max-width: 500px;
  padding: 2rem;
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}

.constellation-quote.visible {
  opacity: 1;
}

.constellation-quote__text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.constellation-quote__author {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--aurora-rose);
  opacity: 0.7;
}

/* ============================================
   SECTION 9 — AURORA DOME
   ============================================ */

.section--aurora-dome {
  background: #080818;
  min-height: 100vh;
  position: relative;
}

.dome {
  position: relative;
  min-height: 80vh;
  overflow: hidden;
}

.aurora-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 70%;
}

.dome__projections {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 3rem 2rem;
  margin-top: 50vh;
  color: var(--opal-white);
}

.projection {
  display: none;
  max-width: 600px;
  margin: 0 auto;
  animation: projection-fade 1s ease;
}

.projection--active {
  display: block;
}

.projection h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1rem;
}

.projection p {
  font-size: 0.95rem;
  opacity: 0.7;
  line-height: 1.7;
}

@keyframes projection-fade {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.dome__floor {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 30%;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
  pointer-events: none;
}

/* ============================================
   SECTION 10 — LIGHT ASCENSION
   ============================================ */

.section--light-ascension {
  background: #000;
  min-height: 100vh;
  overflow: hidden;
}

.ascension {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.ascension__stairs {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 300px;
  height: 60%;
  perspective: 600px;
}

.stair {
  position: absolute;
  bottom: calc(var(--i) * 40px);
  left: 50%;
  transform: translateX(-50%);
  width: calc(200px + var(--i) * 20px);
  height: 8px;
  background: linear-gradient(90deg, transparent, rgba(248, 247, 242, 0.15), transparent);
  box-shadow: 0 0 20px rgba(248, 247, 242, 0.1);
  animation: stair-glow 3s ease infinite;
  animation-delay: calc(var(--i) * 0.2s);
}

@keyframes stair-glow {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

.ascension__sphere {
  position: absolute;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 120px;
  transition: transform 0.8s ease, filter 0.8s ease;
}

.sphere__core {
  position: absolute;
  inset: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--opal-white) 0%, var(--aurora-rose) 50%, transparent 100%);
  opacity: 0.8;
}

.sphere__glow {
  position: absolute;
  inset: -50%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(248, 247, 242, 0.3) 0%, transparent 70%);
  animation: sphere-pulse 4s ease infinite;
}

.sphere__rays {
  position: absolute;
  inset: -100%;
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(248, 247, 242, 0.05) 10deg,
    transparent 20deg,
    transparent 40deg,
    rgba(231, 183, 216, 0.05) 50deg,
    transparent 60deg,
    transparent 80deg,
    rgba(185, 217, 255, 0.05) 90deg,
    transparent 100deg
  );
  animation: rays-spin 20s linear infinite;
}

@keyframes sphere-pulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.1); opacity: 0.8; }
}

@keyframes rays-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.ascension__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--opal-white);
  padding: 2rem;
}

.ascension__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: 3rem;
  letter-spacing: 0.05em;
}

.enter-orlumi {
  position: relative;
  width: 160px;
  height: 160px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 3rem;
  transition: transform 0.5s ease;
}

.enter-orlumi__ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(248, 247, 242, 0.3);
  transition: border-color 0.5s ease, box-shadow 0.5s ease, transform 0.5s ease;
}

.enter-orlumi__text {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  position: relative;
  z-index: 1;
}

.enter-orlumi:hover .enter-orlumi__ring,
.enter-orlumi:focus-visible .enter-orlumi__ring {
  border-color: var(--opal-white);
  box-shadow: 0 0 60px rgba(248, 247, 242, 0.4), 0 0 120px rgba(231, 183, 216, 0.2);
  transform: scale(1.05);
}

.enter-orlumi:hover,
.enter-orlumi:focus-visible {
  outline: none;
}

.section--light-ascension.illuminated .ascension__sphere {
  transform: translateX(-50%) scale(1.5);
  filter: brightness(2);
}

.section--light-ascension.illuminated .sphere__glow {
  opacity: 1;
  transform: scale(2);
}

.section--light-ascension.illuminated {
  background: radial-gradient(ellipse at 50% 20%, rgba(248, 247, 242, 0.15) 0%, #000 70%);
}

.ascension__contact {
  font-style: normal;
  opacity: 0.5;
  font-size: 0.85rem;
}

.ascension__contact a {
  display: block;
  margin-top: 0.5rem;
  color: var(--aurora-rose);
  transition: opacity 0.3s;
}

.ascension__contact a:hover {
  opacity: 0.8;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  .prism-nav {
    top: 1rem;
    left: 1rem;
  }

  .pool {
    height: 300px;
  }

  .spectrum-zone {
    width: 90px;
    height: 90px;
  }

  .spectrum-zone__content {
    width: 220px;
  }

  .crystal {
    width: 160px;
    height: 220px;
  }

  .crystal--tall {
    height: 300px;
  }

  .crystal--wide {
    width: 220px;
    height: 180px;
  }

  .ascension__stairs {
    width: 200px;
  }

  .stair {
    width: calc(140px + var(--i) * 15px);
  }
}

@media (max-width: 480px) {
  .section-header {
    padding: 3rem 1.5rem 1.5rem;
  }

  .prism-grid {
    gap: 2rem;
  }

  .pools-container {
    padding: 1rem;
  }

  .chamber {
    width: 95vw;
    height: 95vw;
  }

  .spectrum-zone {
    width: 70px;
    height: 70px;
  }

  .spectrum-zone__label {
    font-size: 0.55rem;
  }
}