:root {
  /* Design typography token: Roboto Flex** */
  --mirror: #07080D;
  --chrome: #DCE3EA;
  --smoke: #6F7782;
  --mercury: #AAB4C0;
  --cyan: #64F7FF;
  --pink: #FF5FC8;
  --violet: #7B61FF;
  --blush: #FFE2F4;
  --white: #F8FBFF;
  --steel: #8C96A3;
  --black-chrome: #262B33;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 72% 18%, rgba(255, 95, 200, .19), transparent 31vw),
    radial-gradient(circle at 16% 78%, rgba(100, 247, 255, .13), transparent 34vw),
    linear-gradient(135deg, #07080D 0%, #11141D 46%, #05060A 100%);
  color: var(--chrome);
  font-family: "Roboto Flex", Roboto, Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 30;
  opacity: .22;
  background:
    repeating-linear-gradient(0deg, rgba(248, 251, 255, .04) 0 1px, transparent 1px 5px),
    linear-gradient(90deg, transparent 0 24%, rgba(255, 95, 200, .045) 25%, transparent 26% 69%, rgba(100, 247, 255, .045) 70%, transparent 71%);
  mix-blend-mode: screen;
  animation: scanTear 7s steps(2, end) infinite;
}

.cursor-flare {
  position: fixed;
  width: 22rem;
  height: 22rem;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  opacity: .24;
  transform: translate3d(-50%, -50%, 0);
  background: radial-gradient(circle, rgba(255, 226, 244, .45), rgba(100, 247, 255, .16) 27%, transparent 65%);
  filter: blur(22px);
}

.signal-clasp {
  position: fixed;
  right: 1.15rem;
  top: 50%;
  z-index: 40;
  transform: translateY(-50%);
  display: grid;
  gap: .45rem;
  padding: .55rem;
  border: 1px solid rgba(220, 227, 234, .34);
  border-radius: 999px;
  background: linear-gradient(115deg, rgba(248, 251, 255, .20), rgba(140, 150, 163, .11) 38%, rgba(38, 43, 51, .72));
  box-shadow: inset 0 1px 0 rgba(248, 251, 255, .45), 0 22px 70px rgba(0, 0, 0, .48), 0 0 24px rgba(255, 95, 200, .16);
  backdrop-filter: blur(18px) saturate(130%);
}

.clasp-tab {
  position: relative;
  width: 5.7rem;
  min-height: 2.35rem;
  padding: .55rem .72rem .3rem;
  color: var(--chrome);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: .14em;
  font-family: "Noto Sans JP", sans-serif;
  font-size: .61rem;
  border-radius: 999px;
  background: rgba(7, 8, 13, .28);
  overflow: hidden;
  transition: transform .28s ease, color .28s ease, background .28s ease;
}

.clasp-tab svg { position: absolute; left: .54rem; right: .54rem; bottom: .24rem; width: calc(100% - 1.08rem); height: .7rem; }
.clasp-tab path { fill: none; stroke: var(--cyan); stroke-width: 1.7; stroke-linecap: round; stroke-dasharray: 96; stroke-dashoffset: 96; filter: drop-shadow(0 0 6px var(--cyan)); transition: stroke-dashoffset .55s ease, stroke .28s ease; }
.clasp-tab:hover, .clasp-tab.active { color: var(--blush); background: rgba(255, 95, 200, .12); transform: translateX(-4px) skewX(-3deg); }
.clasp-tab:hover path, .clasp-tab.active path { stroke-dashoffset: 0; stroke: var(--pink); }

.screen {
  position: relative;
  min-height: 100vh;
  display: grid;
  place-items: center;
  isolation: isolate;
  padding: 7rem 8vw;
}

.hero { overflow: hidden; }

.mirror-field {
  position: relative;
  z-index: 5;
  width: min(92vw, 86rem);
  padding-top: 4vh;
}

.kana-label {
  margin: 0 0 1.1rem;
  color: var(--mercury);
  font-family: "Noto Sans JP", sans-serif;
  font-size: clamp(.64rem, .8vw, .84rem);
  letter-spacing: .28em;
  text-transform: uppercase;
}

.wordmark {
  position: relative;
  display: inline-block;
  margin: 0;
  font-size: clamp(5.2rem, 17vw, 18.5rem);
  line-height: .78;
  letter-spacing: -.095em;
  font-variation-settings: "wght" 190, "wdth" 145, "opsz" 144;
  color: transparent;
  background: linear-gradient(110deg, #262B33 1%, #8C96A3 18%, #F8FBFF 33%, #DCE3EA 44%, #6F7782 56%, #F8FBFF 68%, #AAB4C0 82%, #262B33 100%);
  -webkit-background-clip: text;
  background-clip: text;
  filter: drop-shadow(0 0 22px rgba(220, 227, 234, .22));
  animation: wordChrome 5.8s ease both infinite;
}

.wordmark::before, .wordmark::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
  opacity: 0;
  pointer-events: none;
}
.wordmark::before { background-image: linear-gradient(90deg, var(--cyan), transparent 76%); transform: translate(0); animation: ghostCyan 5.8s steps(2, end) infinite; }
.wordmark::after { background-image: linear-gradient(90deg, transparent 18%, var(--pink)); transform: translate(0); animation: ghostPink 5.8s steps(2, end) infinite; }

.reflection {
  width: max-content;
  max-width: 100%;
  font-size: clamp(5.2rem, 17vw, 18.5rem);
  line-height: .7;
  letter-spacing: -.095em;
  font-variation-settings: "wght" 140, "wdth" 145, "opsz" 144;
  color: transparent;
  background: linear-gradient(180deg, rgba(248, 251, 255, .25), transparent 72%);
  -webkit-background-clip: text;
  background-clip: text;
  transform: scaleY(-1) translateY(.25em);
  opacity: .25;
  filter: blur(1px);
  mask-image: linear-gradient(180deg, rgba(0,0,0,.7), transparent 70%);
}

.hero-caption {
  max-width: 38rem;
  margin: -7vw 0 0 auto;
  color: var(--blush);
  font-family: Fraunces, Georgia, serif;
  font-size: clamp(1.15rem, 2.1vw, 2.45rem);
  line-height: 1.14;
  text-wrap: balance;
}

.iso-stage { position: absolute; inset: auto 3vw 4vh auto; z-index: 3; width: min(58rem, 72vw); height: min(32rem, 52vh); perspective: 1100px; pointer-events: none; }
.chrome-plane {
  position: absolute;
  inset: 8% 0 0;
  transform: rotateX(61deg) rotateZ(-35deg) translateZ(0);
  transform-style: preserve-3d;
  border-radius: 2.2rem;
  background: linear-gradient(135deg, rgba(248,251,255,.26), rgba(170,180,192,.12) 32%, rgba(38,43,51,.56) 74%, rgba(248,251,255,.12));
  border: 1px solid rgba(248,251,255,.26);
  box-shadow: inset 0 1px 0 rgba(248,251,255,.58), inset 0 -35px 70px rgba(7,8,13,.38), 0 45px 90px rgba(0,0,0,.55);
}
.chrome-plane::before { content: ""; position: absolute; inset: 6%; border: 1px solid rgba(100,247,255,.18); border-radius: 1.4rem; background: repeating-linear-gradient(90deg, rgba(248,251,255,.055) 0 1px, transparent 1px 46px), repeating-linear-gradient(0deg, rgba(255,95,200,.045) 0 1px, transparent 1px 52px); }
.wave-road { position: absolute; inset: 9% 5%; width: 90%; height: 82%; overflow: visible; }
.wave-road path { fill: none; stroke: url(#waveGlow); stroke-width: 7; stroke-linecap: round; filter: drop-shadow(0 0 12px rgba(255,95,200,.55)); stroke-dasharray: 28 16; animation: roadFlow 3.8s linear infinite; }
.wave-road .thin { stroke-width: 2; opacity: .78; stroke-dasharray: 9 12; }

.pin { position: absolute; width: 7.8rem; height: 5.6rem; transform-style: preserve-3d; animation: jewelDrift 5s ease-in-out infinite; }
.pin span { position: absolute; inset: 0; border: 1px solid rgba(248,251,255,.44); background: linear-gradient(135deg, #F8FBFF, #DCE3EA 26%, #8C96A3 52%, #262B33); box-shadow: inset 0 1px 0 #F8FBFF, 0 14px 24px rgba(0,0,0,.34), 0 0 18px rgba(255,95,200,.18); }
.pin b { position: absolute; left: 50%; top: 108%; transform: translateX(-50%) rotateZ(35deg); width: max-content; color: var(--blush); font-family: "Noto Sans JP", sans-serif; font-size: .58rem; letter-spacing: .16em; text-transform: uppercase; text-shadow: 0 0 10px var(--pink); }
.pin-letter { left: 13%; top: 15%; } .pin-letter span { clip-path: polygon(0 26%, 50% 0, 100% 26%, 100% 100%, 0 100%); }
.pin-lock { left: 67%; top: 18%; animation-delay: -.8s; } .pin-lock span { border-radius: 2rem 2rem .5rem .5rem; clip-path: polygon(24% 42%, 24% 16%, 50% 0, 76% 16%, 76% 42%, 94% 42%, 94% 100%, 6% 100%, 6% 42%); }
.pin-heart { left: 43%; top: 41%; animation-delay: -1.4s; } .pin-heart span { background: radial-gradient(circle at 32% 30%, #FF5FC8, transparent 24%), radial-gradient(circle at 68% 30%, #64F7FF, transparent 24%), linear-gradient(135deg,#F8FBFF,#8C96A3,#262B33); clip-path: path("M 62 21 C 49 -4 3 6 14 45 C 22 75 62 96 62 96 C 62 96 102 75 110 45 C 121 6 75 -4 62 21 Z"); }
.pin-mirror { left: 24%; top: 61%; animation-delay: -2s; } .pin-mirror span { border-radius: 50%; }
.pin-mirror span::after { content:""; position:absolute; left:23%; top:16%; width:1px; height:76%; background:var(--pink); transform:rotate(33deg); box-shadow:19px 3px 0 rgba(100,247,255,.85); }
.pin-train { left: 73%; top: 66%; animation-delay: -2.8s; } .pin-train span { clip-path: polygon(2% 50%, 82% 50%, 100% 72%, 100% 100%, 2% 100%); }
.pin-dish { left: 53%; top: 6%; animation-delay: -3.4s; } .pin-dish span { border-radius: 100% 0 100% 0; transform: rotate(28deg); }

.chamber { grid-template-columns: minmax(18rem, .75fr) minmax(24rem, 1.25fr); gap: 6vw; overflow: hidden; }
.caption-island { position: relative; z-index: 4; max-width: 36rem; padding: clamp(1.4rem, 3vw, 3rem); border: 1px solid rgba(220,227,234,.22); border-radius: 2rem; background: linear-gradient(135deg, rgba(248,251,255,.11), rgba(7,8,13,.23) 46%, rgba(255,95,200,.06)); box-shadow: inset 0 1px 0 rgba(248,251,255,.38), 0 24px 70px rgba(0,0,0,.38); backdrop-filter: blur(18px); }
.caption-island h2, .final-copy h2 { margin: 0; color: transparent; background: linear-gradient(120deg, #F8FBFF, #DCE3EA 35%, #8C96A3 58%, #FFE2F4); -webkit-background-clip: text; background-clip: text; font-family: Fraunces, Georgia, serif; font-size: clamp(3rem, 8vw, 9rem); font-weight: 350; line-height: .86; letter-spacing: -.06em; }
.caption-island p:not(.kana-label), .final-copy p { color: var(--mercury); font-family: Fraunces, Georgia, serif; font-size: clamp(1.05rem, 1.7vw, 1.75rem); line-height: 1.35; }
.right { justify-self: end; }

.routing-orbit { position: relative; width: min(58rem, 86vw); aspect-ratio: 1.8; transform: rotate(-5deg); }
.route-svg { width: 100%; height: 100%; overflow: visible; filter: drop-shadow(0 0 18px rgba(100,247,255,.25)); }
.route { fill: none; stroke-linecap: round; stroke-width: 5; stroke-dasharray: 18 22; animation: roadFlow 4.5s linear infinite; }
.route-a { stroke: var(--cyan); } .route-b { stroke: var(--pink); animation-duration: 5.7s; } .route-c { stroke: var(--violet); animation-duration: 6.3s; }
.node { position: absolute; display: grid; place-items: center; width: 3.3rem; height: 3.3rem; border-radius: 50%; color: var(--mirror); font-weight: 800; background: radial-gradient(circle at 28% 22%, #F8FBFF, #DCE3EA 32%, #8C96A3 66%, #262B33); box-shadow: inset 0 1px 0 #F8FBFF, 0 0 28px rgba(255,95,200,.32); }
.node-one { left: 14%; top: 57%; } .node-two { left: 48%; top: 37%; } .node-three { right: 8%; top: 26%; }
.floating-heart { position: absolute; left: 50%; top: 50%; width: 9rem; height: 7rem; transform: translate(-50%, -50%); filter: drop-shadow(0 0 22px rgba(255,95,200,.58)); }
.floating-heart::before, .floating-heart::after { content:""; position:absolute; inset:0; border:2px solid transparent; border-top-color:var(--pink); border-bottom-color:var(--cyan); border-radius:50%; transform:rotate(24deg); animation: pulseTilt 3s ease-in-out infinite; }
.floating-heart::after { transform: rotate(-24deg); animation-delay: -1.5s; }

.memory { grid-template-columns: minmax(26rem, 1.1fr) minmax(18rem, .9fr); }
.archive-stack { position: relative; width: min(54rem, 84vw); height: 36rem; perspective: 900px; }
.shard { position: absolute; width: 64%; min-height: 10.8rem; padding: 1.4rem; border: 1px solid rgba(248,251,255,.28); background: linear-gradient(130deg, rgba(248,251,255,.18), rgba(170,180,192,.13) 42%, rgba(38,43,51,.72)); box-shadow: inset 0 1px 0 rgba(248,251,255,.5), 0 26px 55px rgba(0,0,0,.42); clip-path: polygon(0 0, 90% 8%, 100% 72%, 14% 100%); transform: rotateX(55deg) rotateZ(-18deg); }
.shard span { display:block; color:var(--cyan); font-family:"Noto Sans JP", sans-serif; font-size:.68rem; letter-spacing:.22em; text-transform:uppercase; }
.shard strong { display:block; margin-top:1.25rem; color:var(--blush); font-family:Fraunces, Georgia, serif; font-size:clamp(1.35rem, 2.5vw, 2.7rem); font-weight:360; line-height:1; }
.shard-one { left: 6%; top: 4%; } .shard-two { left: 28%; top: 33%; transform: rotateX(55deg) rotateZ(-8deg); } .shard-three { left: 0; top: 62%; transform: rotateX(55deg) rotateZ(-27deg); }

.arrival { text-align: center; }
.arrival-pulse { position: absolute; inset: 0; display:grid; place-items:center; z-index:0; }
.ring { position:absolute; width: min(74vw, 46rem); aspect-ratio:1; border-radius:50%; border:1px solid rgba(220,227,234,.18); box-shadow: inset 0 0 35px rgba(248,251,255,.05), 0 0 35px rgba(255,95,200,.08); animation: ringBreath 5s ease-in-out infinite; }
.ring-two { width:min(55vw, 34rem); animation-delay:-1.5s; border-color:rgba(100,247,255,.22); } .ring-three { width:min(34vw, 21rem); animation-delay:-3s; border-color:rgba(255,95,200,.26); }
.final-dot { position:absolute; width:1rem; height:1rem; border-radius:50%; background:var(--blush); box-shadow:0 0 32px var(--pink), 0 0 68px var(--cyan); }
.final-copy { position:relative; z-index:2; max-width:48rem; }
.final-copy small { color:var(--smoke); letter-spacing:.32em; text-transform:uppercase; }

.glitch-burst .caption-island, .glitch-burst .shard, .glitch-burst .wordmark { animation: microGlitch .42s steps(2, end); }

@keyframes wordChrome { 0%, 12% { font-variation-settings:"wght" 160, "wdth" 151, "opsz" 144; filter:blur(7px) brightness(.6); } 22%, 100% { font-variation-settings:"wght" 230, "wdth" 138, "opsz" 144; filter:drop-shadow(0 0 22px rgba(220,227,234,.22)); } 57% { font-variation-settings:"wght" 310, "wdth" 151, "opsz" 144; } }
@keyframes ghostCyan { 0%, 18%, 100% { opacity:0; transform:translate(0); } 20%, 25% { opacity:.72; transform:translate(-10px, -2px); } 48%, 50% { opacity:.45; transform:translate(-4px, 3px); } }
@keyframes ghostPink { 0%, 18%, 100% { opacity:0; transform:translate(0); } 20%, 25% { opacity:.72; transform:translate(9px, 2px); } 48%, 50% { opacity:.45; transform:translate(5px, -3px); } }
@keyframes roadFlow { to { stroke-dashoffset: -220; } }
@keyframes jewelDrift { 0%,100% { transform: translateZ(34px) rotateZ(0deg); } 50% { transform: translateZ(52px) rotateZ(2deg) translateY(-8px); } }
@keyframes pulseTilt { 0%,100% { opacity:.55; scale:.93; } 50% { opacity:1; scale:1.08; } }
@keyframes ringBreath { 0%,100% { transform:scale(.92); opacity:.32; } 50% { transform:scale(1.08); opacity:.72; } }
@keyframes scanTear { 0%,100% { transform:translateY(0); } 50% { transform:translateY(5px); } 51% { transform:translateY(-3px); } }
@keyframes microGlitch { 0%,100% { transform:translate(0); filter:none; } 30% { transform:translate(5px, -2px); filter:hue-rotate(22deg); } 55% { transform:translate(-4px, 2px); filter:drop-shadow(7px 0 var(--pink)) drop-shadow(-7px 0 var(--cyan)); } }

@media (max-width: 860px) {
  .signal-clasp { top: auto; bottom: 1rem; right: 50%; transform: translateX(50%); grid-auto-flow: column; }
  .clasp-tab { width: 4.9rem; }
  .screen { padding: 5rem 5vw 8rem; }
  .hero-caption { margin: 1.5rem 0 0; }
  .iso-stage { position: relative; inset: auto; width: 100%; height: 23rem; margin-top: 2rem; }
  .chamber, .memory { grid-template-columns: 1fr; }
  .archive-stack { height: 31rem; }
}