:root {
  /* Typography compliance note: Space Grotesk (Google Fonts and IBM Plex Sans JP create a restrained grotesque-neo identity. */
  --black-lacquer: #070706;
  --smoked-chrome: #A9ADB0;
  --deep-plum: #211620;
  --mercury-flash: #E3E7E6;
  --moss-velvet: #2F4A33;
  --aged-citrine: #C2A24B;
  --oxidized-aluminum: #6F7678;
  --space: "Space Grotesk", sans-serif;
  --plex: "IBM Plex Sans JP", sans-serif;
  --mono: "Roboto Mono", monospace;
}

* { box-sizing: border-box; }

html { background: var(--black-lacquer); scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--mercury-flash);
  font-family: var(--plex);
  background:
    radial-gradient(circle at 18% 10%, rgba(47, 74, 51, .28), transparent 28rem),
    radial-gradient(circle at 86% 32%, rgba(33, 22, 32, .75), transparent 34rem),
    linear-gradient(115deg, #070706 0%, #0e0c0c 48%, #070706 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 3;
  opacity: .32;
  background-image:
    linear-gradient(90deg, rgba(227, 231, 230, .04) 1px, transparent 1px),
    linear-gradient(rgba(227, 231, 230, .025) 1px, transparent 1px);
  background-size: 64px 64px, 64px 64px;
  mix-blend-mode: screen;
}

.lacquer-reflection {
  position: fixed;
  inset: auto -10vw 0 -10vw;
  height: 38vh;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 100%, rgba(227, 231, 230, .13), transparent 58%), linear-gradient(180deg, transparent, rgba(33, 22, 32, .6));
  filter: blur(18px);
  transform: scaleX(1.2);
}

.humidity-field {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: .25;
  background:
    radial-gradient(ellipse at 20% 26%, rgba(169, 173, 176, .2), transparent 18%),
    radial-gradient(ellipse at 72% 66%, rgba(47, 74, 51, .24), transparent 24%),
    repeating-linear-gradient(100deg, transparent 0 18px, rgba(227, 231, 230, .018) 20px 23px);
  animation: humidityDrift 18s ease-in-out infinite alternate;
}

.leaf-shadow {
  position: fixed;
  z-index: 2;
  pointer-events: none;
  background: var(--moss-velvet);
  opacity: .18;
  filter: blur(10px);
  transform-origin: center;
  mix-blend-mode: screen;
}

.leaf-a { width: 34vw; height: 20vh; top: 13vh; left: 66vw; border-radius: 70% 12% 65% 16%; animation: leafFloatA 26s linear infinite; }
.leaf-b { width: 24vw; height: 44vh; top: 48vh; left: -8vw; border-radius: 14% 70% 18% 65%; animation: leafFloatB 31s linear infinite; }
.leaf-c { width: 18vw; height: 18vw; top: 72vh; right: 9vw; clip-path: polygon(50% 0, 58% 36%, 100% 42%, 62% 55%, 72% 100%, 48% 63%, 8% 92%, 36% 54%, 0 35%, 42% 36%); animation: leafFloatC 22s ease-in-out infinite alternate; }

.edge-index {
  position: fixed;
  left: 18px;
  top: 50%;
  z-index: 9;
  transform: translateY(-50%);
  writing-mode: vertical-rl;
  display: flex;
  gap: 18px;
  font: 400 10px/1 var(--mono);
  letter-spacing: .18em;
  color: rgba(227, 231, 230, .55);
  text-shadow: 0 0 18px rgba(169, 173, 176, .4);
}

.archive { position: relative; z-index: 4; }

.movement {
  min-height: 100vh;
  padding: clamp(56px, 8vw, 96px) clamp(24px, 6vw, 92px) clamp(68px, 8vw, 120px) clamp(54px, 8vw, 120px);
  position: relative;
  perspective: 1100px;
}

.vestibule { display: grid; place-items: center; overflow: hidden; }

.vestibule-plate {
  width: min(76vw, 880px);
  min-height: 42vh;
  padding: clamp(28px, 5vw, 62px);
  border-radius: 34px;
  background:
    linear-gradient(125deg, rgba(227, 231, 230, .24), rgba(111, 118, 120, .32) 26%, rgba(7, 7, 6, .38) 52%, rgba(169, 173, 176, .18)),
    repeating-linear-gradient(90deg, rgba(227, 231, 230, .08) 0 1px, transparent 1px 7px),
    var(--oxidized-aluminum);
  border: 1px solid rgba(227, 231, 230, .48);
  box-shadow: inset 0 1px 0 rgba(227, 231, 230, .55), inset 0 -18px 38px rgba(7, 7, 6, .35), 0 40px 100px rgba(0, 0, 0, .75);
}

h1, h2, h3 { font-family: var(--space); margin: 0; letter-spacing: -.055em; line-height: .9; }
h1 { font-size: clamp(74px, 15vw, 188px); color: var(--black-lacquer); text-shadow: 0 1px 0 rgba(227, 231, 230, .5), 0 -1px 0 rgba(7, 7, 6, .55); }
h2 { font-size: clamp(32px, 6vw, 78px); }
h3 { font-size: clamp(22px, 3vw, 38px); }
p { font-weight: 300; line-height: 1.55; color: rgba(227, 231, 230, .76); }

.serial {
  display: block;
  margin-bottom: 16px;
  font: 400 11px/1.2 var(--mono);
  letter-spacing: .16em;
  color: var(--aged-citrine);
}

.indicator-row { display: flex; gap: 10px; margin-top: 28px; }
.indicator-row i { width: 9px; height: 9px; border-radius: 50%; background: var(--aged-citrine); box-shadow: 0 0 18px rgba(194, 162, 75, .9); animation: amberPulse 3.8s ease-in-out infinite; }
.indicator-row i:nth-child(2) { animation-delay: .8s; opacity: .65; }
.indicator-row i:nth-child(3) { animation-delay: 1.4s; opacity: .35; }

.moss-strip {
  position: absolute;
  left: 10vw;
  right: 8vw;
  bottom: 18vh;
  height: 18px;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, var(--moss-velvet), rgba(47, 74, 51, .25), transparent);
  filter: blur(.2px);
}
.moss-strip span { display: block; height: 100%; background: repeating-linear-gradient(90deg, transparent 0 12px, rgba(227,231,230,.14) 13px 14px); border-radius: inherit; }

.masonry-field { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: clamp(14px, 2vw, 26px); transform-style: preserve-3d; }
.peek-fragments { position: absolute; bottom: -70px; width: min(760px, 78vw); }
.compact .panel:nth-child(1) { grid-column: span 4; }
.compact .panel:nth-child(2) { grid-column: span 4; }
.compact .panel:nth-child(3) { grid-column: span 4; }

.specimen, .garden, .reflection { display: flex; flex-direction: column; justify-content: center; gap: 34px; }
.room-label { width: min(840px, 82vw); padding: 22px 28px; border-radius: 24px; }
.chrome-label, .floating-label { background: linear-gradient(135deg, rgba(169,173,176,.25), rgba(7,7,6,.35)), var(--oxidized-aluminum); border: 1px solid rgba(227,231,230,.34); }
.floating-label { align-self: flex-end; background: linear-gradient(120deg, rgba(33,22,32,.82), rgba(111,118,120,.34)); }

.dense .panel:nth-child(1) { grid-column: span 3; grid-row: span 2; min-height: 480px; transform: rotate(-1.6deg); }
.dense .panel:nth-child(2) { grid-column: span 5; min-height: 220px; transform: rotate(.8deg); }
.dense .panel:nth-child(3) { grid-column: span 2; min-height: 300px; transform: rotate(-.5deg); }
.dense .panel:nth-child(4) { grid-column: span 2; min-height: 300px; transform: rotate(1.3deg); }
.dense .panel:nth-child(5) { grid-column: span 6; min-height: 110px; transform: rotate(-.7deg); }
.dense .panel:nth-child(6) { grid-column: span 3; min-height: 250px; transform: rotate(1.1deg); }
.dense .panel:nth-child(7) { grid-column: span 3; min-height: 310px; transform: rotate(-1.2deg); }
.dense .panel:nth-child(8) { grid-column: span 4; min-height: 220px; transform: rotate(.6deg); }
.dense .panel:nth-child(9) { grid-column: span 2; min-height: 220px; transform: rotate(-1.8deg); }

.panel {
  position: relative;
  overflow: hidden;
  padding: 22px;
  border-radius: 26px;
  transform-style: preserve-3d;
  border: 1px solid rgba(227, 231, 230, .22);
  box-shadow: inset 0 1px 0 rgba(227, 231, 230, .24), 0 24px 58px rgba(0,0,0,.55);
  transition: transform .22s ease, box-shadow .22s ease;
}

.panel::before, .vestibule-plate::before, .room-label::before {
  content: "";
  position: absolute;
  inset: -80% -60%;
  background: linear-gradient(115deg, transparent 36%, rgba(227,231,230,.42) 48%, transparent 59%);
  transform: translateX(var(--shine-x, -34%)) translateY(var(--shine-y, -20%)) rotate(8deg);
  opacity: .22;
  pointer-events: none;
}

.panel::after {
  content: "";
  position: absolute;
  left: 10%;
  right: 10%;
  bottom: -24px;
  height: 32px;
  border-radius: 50%;
  background: rgba(227,231,230,.16);
  filter: blur(18px);
  opacity: .35;
}

.chrome { background: linear-gradient(140deg, rgba(227,231,230,.18), rgba(111,118,120,.8) 38%, rgba(7,7,6,.45)), repeating-linear-gradient(90deg, rgba(227,231,230,.05) 0 1px, transparent 1px 8px), var(--oxidized-aluminum); }
.botanical { background: linear-gradient(145deg, rgba(47,74,51,.72), rgba(7,7,6,.74)), var(--moss-velvet); }
.speaker { background: linear-gradient(150deg, rgba(111,118,120,.68), rgba(7,7,6,.84)); }
.clock, .dial { background: radial-gradient(circle at center, rgba(169,173,176,.32), rgba(7,7,6,.7) 62%), var(--deep-plum); }
.strip { display: flex; align-items: center; background: linear-gradient(90deg, var(--deep-plum), rgba(111,118,120,.55), var(--black-lacquer)); color: var(--aged-citrine); font: 400 13px/1.2 var(--mono); letter-spacing: .14em; }
.plum { background: linear-gradient(135deg, rgba(33,22,32,.94), rgba(7,7,6,.7)); }
.vents { background: linear-gradient(135deg, rgba(169,173,176,.16), rgba(47,74,51,.35), rgba(7,7,6,.82)); }
.glass { background: linear-gradient(145deg, rgba(227,231,230,.13), rgba(47,74,51,.34), rgba(7,7,6,.72)); backdrop-filter: blur(3px); }

.blob {
  min-height: 56%;
  margin: 8px 0 18px;
  border-radius: 58% 42% 66% 34% / 36% 58% 42% 64%;
  background: radial-gradient(circle at 42% 38%, rgba(227,231,230,.16), transparent 24%), linear-gradient(135deg, rgba(7,7,6,.35), rgba(47,74,51,.9));
  box-shadow: inset 0 0 0 1px rgba(227,231,230,.18), inset 0 0 50px rgba(7,7,6,.75);
  animation: blobMoisture 16s ease-in-out infinite alternate;
}
.camellia { clip-path: polygon(48% 0, 64% 32%, 100% 36%, 70% 55%, 82% 92%, 50% 70%, 18% 100%, 28% 58%, 0 35%, 36% 31%); }
.reeds { background-image: repeating-linear-gradient(78deg, transparent 0 18px, rgba(227,231,230,.16) 20px 22px), linear-gradient(135deg, rgba(47,74,51,.8), rgba(7,7,6,.82)); }
.pine { min-height: 62vh; background-image: repeating-linear-gradient(112deg, transparent 0 12px, rgba(227,231,230,.14) 13px 14px), linear-gradient(135deg, rgba(47,74,51,.85), rgba(7,7,6,.78)); }
.branch { min-height: 44vh; background-image: linear-gradient(26deg, transparent 46%, rgba(227,231,230,.22) 47% 49%, transparent 50%), radial-gradient(circle at 20% 70%, rgba(47,74,51,.75), transparent 42%); }

.perforations { height: 150px; border-radius: 18px; background-image: radial-gradient(circle, rgba(7,7,6,.9) 3px, transparent 4px); background-size: 18px 18px; background-color: rgba(169,173,176,.22); margin: 16px 0; }
.dial-face { width: 116px; height: 116px; margin: 10px auto 24px; border-radius: 50%; border: 1px solid rgba(227,231,230,.35); background: conic-gradient(from 20deg, var(--aged-citrine), transparent 10%, rgba(169,173,176,.55), transparent 50%, var(--moss-velvet)); box-shadow: inset 0 0 0 16px rgba(7,7,6,.72), 0 0 30px rgba(194,162,75,.18); }
.dial-face.large { width: 170px; height: 170px; }
.vent-lines { display: grid; gap: 12px; margin: 26px 0; }
.vent-lines i { height: 12px; border-radius: 999px; background: linear-gradient(90deg, rgba(7,7,6,.9), rgba(227,231,230,.16), rgba(7,7,6,.65)); }

.warped { align-items: center; }
.warped .panel:nth-child(1) { grid-column: 1 / span 5; min-height: 72vh; }
.warped .panel:nth-child(2) { grid-column: 6 / span 3; min-height: 55vh; }
.warped .panel:nth-child(3) { grid-column: 9 / span 4; min-height: 44vh; }
.warped .panel:nth-child(4) { grid-column: 3 / span 7; min-height: 120px; }
.warped .panel:nth-child(5) { grid-column: 10 / span 3; min-height: 260px; }
.lean-a { transform: rotateY(-12deg) rotateZ(-1deg); }
.lean-b { transform: rotateY(8deg) rotateX(4deg) rotateZ(1.5deg); }
.lean-c { transform: rotateY(-6deg) rotateX(-5deg) rotateZ(-2deg); }
.lean-d { transform: rotateX(8deg) rotateZ(.8deg); }
.lean-e { transform: rotateY(10deg) rotateZ(2deg); }

.reflection-chamber { min-height: 74vh; display: grid; grid-template-columns: repeat(12, 1fr); gap: 34px; align-items: end; }
.island { min-height: 300px; }
.reflection-chamber .island:nth-child(1) { grid-column: 2 / span 5; transform: rotate(-1deg); }
.small-island { grid-column: 8 / span 2; min-height: 220px; transform: rotate(2deg); }
.thin-island { grid-column: 10 / span 2; min-height: 130px; transform: rotate(-2.4deg); font: 400 11px/1.4 var(--mono); letter-spacing: .16em; color: var(--aged-citrine); }

.tilt-card.is-tilting { box-shadow: inset 0 1px 0 rgba(227,231,230,.32), 0 34px 76px rgba(0,0,0,.72); }

@keyframes humidityDrift { from { transform: translate3d(-2%, -1%, 0) scale(1); } to { transform: translate3d(2%, 1%, 0) scale(1.04); } }
@keyframes leafFloatA { from { transform: translateX(0) rotate(-12deg); } to { transform: translateX(-118vw) rotate(18deg); } }
@keyframes leafFloatB { from { transform: translateX(0) rotate(14deg); } to { transform: translateX(122vw) rotate(-16deg); } }
@keyframes leafFloatC { from { transform: translateY(0) rotate(0); } to { transform: translateY(-18vh) rotate(22deg); } }
@keyframes amberPulse { 0%, 100% { transform: scale(.76); opacity: .45; } 45% { transform: scale(1.12); opacity: 1; } }
@keyframes blobMoisture { from { border-radius: 58% 42% 66% 34% / 36% 58% 42% 64%; transform: scale(1); } to { border-radius: 42% 58% 38% 62% / 60% 34% 66% 40%; transform: scale(1.025); } }

@media (max-width: 900px) {
  .movement { padding-left: 48px; padding-right: 20px; }
  .masonry-field, .reflection-chamber { grid-template-columns: repeat(6, minmax(0, 1fr)); }
  .dense .panel, .warped .panel, .reflection-chamber .island, .compact .panel { grid-column: span 6 !important; }
  .vestibule-plate { width: 86vw; }
  h1 { font-size: clamp(60px, 18vw, 120px); }
}