/* ============================================================
   THE THREE FULL-SCREEN PANELS (shared styles)
   Timeless Reimagined / The Brilliance Collection / Crafted at Source.
   ============================================================ */
/* ---------- feature panels: ornaments break out of the panel ---------- */
.features {
  padding: 0 0 40px;
  background: var(--cream);
}
.vault {
  position: relative;
  margin-top: 170px;
  min-height: 100vh;
  min-height: 100svh;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  align-items: center;
}
.vault:first-child {
  margin-top: 70px;
}
.vault .bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.vault .bg::before {
  content: "";
  position: absolute;
  inset: -20%;
  opacity: 0.1;
  background-image: radial-gradient(circle at 1px 1px, var(--gold-2) 1px, transparent 1.5px);
  background-size: 24px 24px;
}
.vault .bg::after {
  content: "";
  position: absolute;
  width: 70%;
  aspect-ratio: 1;
  left: -12%;
  top: 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 62%);
}
.vault.navy .bg {
  background: linear-gradient(135deg, #1c2d63, #16244f 45%, #0e1838);
}
.vault.maroon .bg {
  background: linear-gradient(135deg, #6e1a2a, #5b1522 45%, #3d0c16);
}
.vault.blush .bg {
  background: linear-gradient(135deg, #f9eeea, #f3e1db);
}
.vault.blush .bg::before {
  background-image: radial-gradient(circle at 1px 1px, var(--gold-3) 1px, transparent 1.5px);
  opacity: 0.14;
}
.ornament {
  position: absolute;
  z-index: 3;
  pointer-events: none;
  will-change: transform;
  filter: drop-shadow(0 50px 45px rgba(0, 0, 0, 0.45)) drop-shadow(0 10px 12px rgba(0, 0, 0, 0.25));
}
.vault.navy .ornament {
  width: min(48vw, 880px);
  left: 3%;
  top: 16%;
}
.vault.maroon .ornament {
  width: min(47vw, 860px);
  left: 3%;
  top: 34%;
}
.vault .copy {
  position: relative;
  z-index: 4;
  grid-column: 2;
  padding: clamp(40px, 6vw, 120px) clamp(28px, 7vw, 140px) clamp(40px, 6vw, 120px) 20px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 760px;
}
.vault.blush {
  grid-template-columns: 1fr 1.1fr;
}
.vault.blush .copy {
  grid-column: 1;
  padding-left: clamp(28px, 7vw, 140px);
}
.vault .h2 {
  font-size: clamp(38px, 4.6vw, 76px);
}
.vault.navy .h2,
.vault.maroon .h2 {
  color: var(--gold-2);
}
.vault.navy .h2 em,
.vault.maroon .h2 em {
  color: var(--cream);
}
.vault.navy .lead,
.vault.maroon .lead {
  color: rgba(251, 247, 240, 0.72);
}
.vault.navy .eyebrow,
.vault.maroon .eyebrow {
  color: var(--gold);
}
.vault .btn.outline {
  --bg: transparent;
  --fg: var(--gold-2);
  border-color: rgba(232, 207, 142, 0.55);
}
.vault .btn.outline::before {
  background: var(--gold);
}
.vault .btn.outline:hover {
  color: var(--maroon-3);
}
.feat-list {
  display: grid;
  gap: 10px;
  margin: 6px 0 10px;
  list-style: none;
  font-size: 13.5px;
  color: rgba(251, 247, 240, 0.8);
}
.feat-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
}
.feat-list li::before {
  content: "✦";
  color: var(--gold);
  font-size: 10px;
}
.vault .spark {
  position: absolute;
  z-index: 3;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 12px 4px rgba(255, 236, 190, 0.8);
  opacity: 0;
  animation: spark 3.2s ease-in-out infinite;
}
@keyframes spark {
  0%,
  100% {
    opacity: 0;
    transform: scale(0.4);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}

/* ---------- diamond archive: fluid + glass + 3D ---------- */
.vault.blush .bg .fluid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.vault.blush .bg::after {
  display: none;
}
.dia-stage {
  position: absolute;
  z-index: 3;
  width: min(32vw, 580px);
  right: 9%;
  top: 9%;
  aspect-ratio: 979/1100;
  perspective: 1100px;
  pointer-events: none;
}
.dia-glass {
  position: absolute;
  left: 6%;
  right: 6%;
  top: 24%;
  aspect-ratio: 1;
  border-radius: 50%;
  opacity: 1;
  will-change: transform;
  background: linear-gradient(
    140deg,
    rgba(255, 255, 255, 0.55),
    rgba(255, 255, 255, 0.06) 45%,
    rgba(255, 255, 255, 0.28)
  );
  -webkit-backdrop-filter: blur(18px) saturate(170%);
  backdrop-filter: blur(18px) saturate(170%);
  border: 1px solid rgba(255, 255, 255, 0.75);
  box-shadow:
    inset 0 2px 1px rgba(255, 255, 255, 0.95),
    inset 0 -24px 50px rgba(183, 110, 121, 0.2),
    0 50px 90px -40px rgba(91, 21, 34, 0.45);
}
.dia-glass::before {
  content: "";
  position: absolute;
  left: 13%;
  top: 7%;
  width: 44%;
  height: 20%;
  border-radius: 50%;
  background: radial-gradient(ellipse at 50% 35%, rgba(255, 255, 255, 0.95), transparent 70%);
  filter: blur(5px);
  transform: rotate(-22deg);
}
.dia-glass::after {
  content: "";
  position: absolute;
  right: 14%;
  bottom: 10%;
  width: 18%;
  height: 8%;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, 0.7), transparent 70%);
  filter: blur(3px);
  transform: rotate(-30deg);
}
@property --a {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}
.dia-glass .rim {
  position: absolute;
  inset: -2px;
  border-radius: 50%;
  padding: 2px;
  background: conic-gradient(
    from var(--a),
    transparent 0deg,
    #ffd6e4 40deg,
    #c8ecff 90deg,
    #fff3c4 140deg,
    transparent 190deg,
    transparent 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask:
    linear-gradient(#000 0 0) content-box exclude,
    linear-gradient(#000 0 0);
  animation: rim 7s linear infinite;
}
@keyframes rim {
  to {
    --a: 360deg;
  }
}
.dia-shadow {
  position: absolute;
  left: 16%;
  right: 16%;
  bottom: -4%;
  height: 9%;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(91, 21, 34, 0.38), transparent);
  filter: blur(12px);
  opacity: 0.8;
}
.dia-tilt {
  position: absolute;
  inset: 0;
  will-change: transform;
}
.dia-tilt img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.dia-img {
  transform: translateZ(40px);
  filter: drop-shadow(0 34px 30px rgba(91, 21, 34, 0.32)) drop-shadow(0 5px 6px rgba(91, 21, 34, 0.2))
    brightness(1.04) contrast(1.06);
}
.dia-rgb {
  mix-blend-mode: multiply;
  opacity: 0.5;
}
.dia-rgb.m {
  filter: sepia(1) saturate(7) hue-rotate(280deg);
}
.dia-rgb.c {
  filter: sepia(1) saturate(7) hue-rotate(150deg);
}
.dia-sheen {
  position: absolute;
  inset: 0;
  transform: translateZ(41px);
  mix-blend-mode: screen;
  -webkit-mask: url(../assets/panels/msj-necklace-emerald.webp) center/contain no-repeat;
  mask: url(../assets/panels/msj-necklace-emerald.webp) center/contain no-repeat;
  background: linear-gradient(
    112deg,
    transparent 38%,
    rgba(255, 255, 255, 0.95) 48%,
    rgba(205, 232, 255, 0.85) 51%,
    rgba(255, 220, 235, 0.6) 54%,
    transparent 64%
  );
  background-size: 320% 100%;
  background-position: var(--sx, 120%) 0;
}
.dia-glints {
  position: absolute;
  inset: 0;
  transform: translateZ(60px);
}
.dia-glints i {
  position: absolute;
  width: 26px;
  height: 26px;
  margin: -13px 0 0 -13px;
  opacity: 0;
  filter: drop-shadow(0 0 4px #fff);
  background:
    radial-gradient(circle, #fff 0 7%, rgba(255, 255, 255, 0.55) 13%, transparent 38%),
    linear-gradient(90deg, transparent 47%, rgba(255, 255, 255, 0.95) 50%, transparent 53%),
    linear-gradient(0deg, transparent 47%, rgba(255, 255, 255, 0.95) 50%, transparent 53%);
  animation: glint var(--d, 3s) ease-in-out infinite;
  animation-delay: var(--dl, 0s);
}
@keyframes glint {
  0%,
  68%,
  100% {
    opacity: 0;
    transform: scale(0.15) rotate(0deg);
  }
  80% {
    opacity: 1;
    transform: scale(1) rotate(45deg);
  }
  90% {
    opacity: 0.4;
    transform: scale(0.6) rotate(70deg);
  }
}
@media (max-width: 980px) {
  .dia-stage {
    width: 72%;
    left: 14%;
    right: auto;
  }
}
@media (prefers-reduced-motion: reduce) {
  .dia-glints i,
  .dia-glass .rim {
    animation: none;
  }
}

/* ---------- vault showcase: 3D arrival, turntable float, light sweep ---------- */
.orn-stage {
  perspective: 1200px;
}
.orn-3d {
  position: relative;
  transform-style: preserve-3d;
  will-change: transform;
}
.orn-img {
  display: block;
  width: 100%;
  height: auto;
}
.orn-sheen {
  position: absolute;
  inset: 0;
  mix-blend-mode: screen;
  -webkit-mask-size: 100% 100%;
  mask-size: 100% 100%;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  background: linear-gradient(
    112deg,
    transparent 40%,
    rgba(255, 244, 215, 0.9) 49%,
    rgba(255, 255, 255, 1) 51%,
    transparent 60%
  );
  background-size: 320% 100%;
  background-position: var(--sx, 140%) 0;
}
.orn-glints {
  transform: none;
  opacity: 0;
}
.orn-shadow {
  display: none;
}
.vault .eyebrow::before {
  content: "";
  display: inline-block;
  vertical-align: middle;
  width: 0;
  height: 1px;
  background: currentColor;
  margin-right: 0;
  transition:
    width 1.2s cubic-bezier(0.2, 0.8, 0.2, 1) 0.25s,
    margin 1.2s 0.25s;
}
.vault.in .eyebrow::before {
  width: 34px;
  margin-right: 14px;
}
/* ---------- vault scenes: pinned cinematic reveal ---------- */
.ornament {
  filter: none;
}
.vault.navy .ornament {
  width: min(46vw, 860px);
  left: 4%;
  top: 52%;
}
.vault.maroon .ornament {
  width: min(46vw, 860px);
  left: 4%;
  top: 54%;
}
.dia-stage {
  top: 50%;
}
.orn-img {
  filter: drop-shadow(0 50px 45px rgba(0, 0, 0, 0.5)) drop-shadow(0 10px 12px rgba(0, 0, 0, 0.28));
}
.orn-3d,
.dia-tilt {
  animation: floaty 6s ease-in-out infinite;
}
@keyframes floaty {
  0%,
  100% {
    translate: 0 -7px;
  }
  50% {
    translate: 0 7px;
  }
}
.orn-glow {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 92%;
  aspect-ratio: 1;
  translate: -50% -50%;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(
    circle,
    rgba(255, 222, 165, 0.34),
    rgba(255, 205, 140, 0.09) 45%,
    transparent 70%
  );
}
.orn-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 80%;
  aspect-ratio: 1;
  translate: -50% -50%;
  overflow: visible;
  pointer-events: none;
}
.dia-stage .orn-ring {
  width: 104%;
  top: 56%;
}
.orn-ring circle {
  fill: none;
  vector-effect: non-scaling-stroke;
}
.orn-ring .draw {
  stroke: rgba(232, 207, 142, 0.85);
  stroke-width: 1.3;
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
}
.orn-ring .dash {
  stroke: rgba(232, 207, 142, 0.45);
  stroke-width: 1;
  stroke-dasharray: 2 7;
  transform-origin: 50% 50%;
  animation: spin 70s linear infinite;
}
.vault.blush .orn-ring .draw {
  stroke: rgba(156, 118, 41, 0.75);
}
.vault.blush .orn-ring .dash {
  stroke: rgba(156, 118, 41, 0.4);
}
@media (max-width: 980px) {
  .vault.navy .ornament,
  .vault.maroon .ornament {
    width: 78%;
    left: 11%;
    top: calc(min(58vw, 420px) / 2 + 30px);
  }
  .dia-stage {
    top: calc(min(86vw, 560px) / 2 + 20px);
  }
}
@media (prefers-reduced-motion: reduce) {
  .orn-3d,
  .dia-tilt,
  .orn-ring .dash {
    animation: none;
  }
}
/* distinct backdrops: navy mandala (kada) · atelier view (bangles) · fluid (diamond) */
.vault.navy .bg {
  background:
    radial-gradient(circle at 26.5% 36%, rgba(255, 214, 150, 0.16) 0, rgba(255, 214, 150, 0) 22%),
    radial-gradient(ellipse 45% 60% at 26.5% 36%, #2e4590 0%, #172659 45%, #0b1333 100%);
}
.vault.navy .bg::before,
.vault.maroon .bg::before {
  display: none;
}
.mandala {
  position: absolute;
  left: 26.5%;
  top: 36%;
  height: 150%;
  aspect-ratio: 1;
  translate: -50% -50%;
  opacity: 0.22;
  pointer-events: none;
}
.mandala g {
  fill: none;
  stroke: #e8cf8e;
  stroke-width: 0.12;
  transform-origin: 0 0;
  animation: spin 160s linear infinite;
}
.mandala .d {
  fill: #e8cf8e;
  stroke: none;
}
.vault.maroon .bg {
  background: #2a070f;
}
.atelier-photo {
  position: absolute;
  inset: -6%;
}
.atelier-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(7px) brightness(0.5) saturate(0.9);
  transform: scale(1.05);
}
.atelier-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 40% 50% at 28% 52%, rgba(255, 214, 160, 0.18), transparent 65%),
    linear-gradient(90deg, rgba(60, 8, 20, 0.55), rgba(60, 8, 20, 0.72) 55%, rgba(40, 5, 14, 0.9));
  mix-blend-mode: normal;
}
@media (max-width: 980px) {
  .mandala {
    left: 50%;
    top: 22%;
    height: 110%;
  }
}
/* PMJ-style: large pieces that overflow the panel and turn slowly */
.orn-ring {
  display: none;
}
.orn-glow {
  opacity: 0.7;
}
.vault.navy .orn-glow,
.vault.maroon .orn-glow {
  display: none;
}
.vault.navy .ornament {
  width: 47vw;
  left: 3%;
  top: 36%;
  z-index: 3;
}
.vault.maroon .ornament {
  width: min(46vw, 840px);
  left: 3%;
  top: 12%;
  z-index: 3;
}
.dia-stage {
  width: min(34vw, 600px);
  right: 7%;
  top: 30%;
}
.vault .copy {
  z-index: 5;
}
@media (max-width: 980px) {
  .vault.navy .ornament {
    width: 96%;
    left: 2%;
    top: calc(min(58vw, 420px) / 2 + 20px);
  }
  .vault.maroon .ornament {
    width: 92%;
    left: 4%;
    top: calc(min(58vw, 420px) / 2 + 20px);
  }
  .dia-stage {
    top: calc(min(86vw, 560px) / 2 + 20px);
  }
}