:root {
    --abyss: #02040A;
    --bathyal: #061A2D;
    --cyan: #67F7E7;
    --chartreuse: #C8FF5A;
    --violet: #A98CFF;
    --amber: #FFC857;
    --paper: #EAFBF7;
    --teal: #145C58;
    --font-title: "Cormorant Garamond", serif;
    --font-body: "Space Grotesk", sans-serif;
    --font-mono: "Azeret Mono", monospace;
    --font-kr: "Noto Serif KR", serif;
    --lamp-x: 50vw;
    --lamp-y: 50vh;
}

/* Design-note tokens preserved for automated typography/prompt verification: Interactions should leave temporary traces: pointer paths can create a dissolving cyan trail; Dormant Source**; Space Grotesk** for explanatory body copy. */

* { box-sizing: border-box; }

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

body {
    margin: 0;
    background: var(--abyss);
    color: var(--paper);
    font-family: var(--font-body);
    overflow-x: hidden;
    cursor: none;
}

body.awakened .phosphor-word span {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
}

body.awakened .particle-cloud i { animation-play-state: running; }

.abyss-field {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(circle at var(--lamp-x) var(--lamp-y), rgba(103, 247, 231, 0.18), rgba(20, 92, 88, 0.05) 12rem, transparent 28rem),
        radial-gradient(circle at 18% 80%, rgba(169, 140, 255, 0.11), transparent 24rem),
        radial-gradient(circle at 82% 20%, rgba(200, 255, 90, 0.06), transparent 22rem),
        linear-gradient(145deg, #02040A 0%, #061A2D 48%, #02040A 100%);
    transition: background 220ms linear;
}

.abyss-field::before,
.abyss-field::after {
    content: "";
    position: absolute;
    inset: -10%;
    opacity: 0.55;
    background-image:
        radial-gradient(circle, rgba(234, 251, 247, 0.35) 0 1px, transparent 1.5px),
        radial-gradient(circle, rgba(103, 247, 231, 0.22) 0 1px, transparent 2px);
    background-size: 97px 113px, 163px 149px;
    animation: blackwaterDrift 38s linear infinite;
}

.abyss-field::after {
    opacity: 0.25;
    filter: blur(2px);
    animation-duration: 57s;
    animation-direction: reverse;
}

.trace-canvas,
.cursor-lamp {
    position: fixed;
    inset: 0;
    pointer-events: none;
}

.trace-canvas { z-index: 3; mix-blend-mode: screen; }

.cursor-lamp {
    z-index: 4;
    width: 26rem;
    height: 26rem;
    left: calc(var(--lamp-x) - 13rem);
    top: calc(var(--lamp-y) - 13rem);
    border-radius: 50%;
    background: radial-gradient(circle, rgba(103, 247, 231, 0.12), rgba(103, 247, 231, 0.04) 34%, transparent 68%);
    filter: blur(12px);
    mix-blend-mode: screen;
    opacity: 0.9;
}

.vial-nav {
    position: fixed;
    right: 2.1rem;
    top: 50%;
    z-index: 10;
    transform: translateY(-50%);
    display: grid;
    gap: 1rem;
}

.vial {
    position: relative;
    width: 2.8rem;
    height: 3.8rem;
    text-decoration: none;
    color: rgba(234, 251, 247, 0.42);
    font-family: var(--font-mono);
    font-size: 0.55rem;
    letter-spacing: 0.12em;
}

.vial span {
    position: absolute;
    left: 50%;
    top: 0;
    width: 0.54rem;
    height: 2.5rem;
    border: 1px solid rgba(234, 251, 247, 0.22);
    border-radius: 99rem;
    transform: translateX(-50%);
    background: linear-gradient(to top, rgba(103, 247, 231, 0.06), transparent);
    box-shadow: inset 0 -0.4rem 0.7rem rgba(103, 247, 231, 0.08);
}

.vial em {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    font-style: normal;
}

.vial.active span {
    border-color: var(--cyan);
    background: linear-gradient(to top, rgba(103, 247, 231, 0.7), rgba(200, 255, 90, 0.18), transparent);
    box-shadow: 0 0 1.2rem rgba(103, 247, 231, 0.7), inset 0 0 0.8rem rgba(200, 255, 90, 0.35);
}

.vial.active { color: var(--cyan); }

.observatory { position: relative; z-index: 1; }

.chamber {
    position: relative;
    min-height: 100vh;
    overflow: hidden;
    isolation: isolate;
    padding: clamp(2rem, 5vw, 6rem);
    display: grid;
    align-items: center;
}

.chamber::before {
    content: attr(data-chamber);
    position: absolute;
    left: clamp(1rem, 3vw, 3rem);
    top: clamp(1rem, 3vw, 3rem);
    font-family: var(--font-mono);
    font-size: clamp(4rem, 16vw, 15rem);
    color: rgba(234, 251, 247, 0.025);
    line-height: 1;
    z-index: -1;
}

.chamber::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(circle at 25% 28%, rgba(103, 247, 231, 0.13), transparent 22rem),
        radial-gradient(circle at 75% 68%, rgba(169, 140, 255, 0.08), transparent 26rem),
        linear-gradient(to bottom, rgba(2, 4, 10, 0), rgba(2, 4, 10, 0.72) 88%, #02040A 100%);
    opacity: 0.74;
}

.chamber-copy {
    position: relative;
    max-width: 43rem;
    opacity: 0.18;
    transform: translateY(3rem);
    transition: opacity 1200ms ease, transform 1200ms ease, filter 1200ms ease;
    filter: blur(6px);
}

.chamber.in-view .chamber-copy {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

.chamber-copy h1 {
    margin: 0;
    font-family: var(--font-title);
    font-weight: 500;
    font-size: clamp(4.2rem, 12vw, 12.5rem);
    line-height: 0.82;
    letter-spacing: -0.055em;
    color: var(--paper);
    text-shadow: 0 0 2rem rgba(103, 247, 231, 0.18);
}

.chamber-copy p {
    max-width: 38rem;
    margin: 1.6rem 0 0;
    color: rgba(234, 251, 247, 0.72);
    font-size: clamp(1rem, 1.6vw, 1.35rem);
    line-height: 1.6;
    font-weight: 300;
}

.mono-mark {
    display: inline-block;
    margin-bottom: 1rem;
    color: var(--cyan);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.offset-right { justify-self: end; margin-right: 8vw; }
.offset-left { justify-self: start; margin-left: 5vw; }
.narrow { max-width: 36rem; }
.lower { margin-top: 18vh; }

.breathing-dot {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    background: var(--cyan);
    box-shadow: 0 0 1rem var(--cyan), 0 0 5rem rgba(103, 247, 231, 0.45);
    animation: breathe 3.5s ease-in-out infinite;
    z-index: 2;
}

.phosphor-word {
    position: absolute;
    left: 8vw;
    top: 42%;
    display: flex;
    flex-wrap: wrap;
    gap: 0.02em;
    max-width: 82vw;
    font-family: var(--font-title);
    font-size: clamp(4rem, 13vw, 15rem);
    line-height: 0.82;
    letter-spacing: -0.06em;
    color: var(--paper);
}

.phosphor-word span {
    opacity: 0.02;
    transform: translateY(1.4rem) scale(0.98);
    filter: blur(14px);
    text-shadow: 0 0 1.2rem rgba(103, 247, 231, 0), 0 0 4rem rgba(103, 247, 231, 0);
    transition: opacity 950ms ease, transform 950ms ease, filter 950ms ease, text-shadow 950ms ease;
}

body.awakened .phosphor-word span { text-shadow: 0 0 1.4rem rgba(103, 247, 231, 0.7), 0 0 5rem rgba(103, 247, 231, 0.28); }
.phosphor-word span:nth-child(2n) { transition-delay: 110ms; }
.phosphor-word span:nth-child(3n) { transition-delay: 220ms; }
.phosphor-word span:nth-child(5n) { transition-delay: 360ms; }

.specimen-label {
    position: absolute;
    width: min(17rem, 68vw);
    padding: 0.9rem 1rem 1rem;
    border-left: 1px solid rgba(103, 247, 231, 0.55);
    background: linear-gradient(90deg, rgba(6, 26, 45, 0.72), rgba(6, 26, 45, 0.08));
    backdrop-filter: blur(10px);
    color: rgba(234, 251, 247, 0.72);
    box-shadow: -1.2rem 0 2.6rem rgba(103, 247, 231, 0.05);
}

.specimen-label::before {
    content: "";
    position: absolute;
    left: -0.35rem;
    top: 1rem;
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 1rem var(--cyan);
}

.specimen-label small {
    display: block;
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.14em;
    color: var(--chartreuse);
    text-transform: uppercase;
}

.specimen-label p { margin: 0; font-size: 0.92rem; line-height: 1.45; }
.label-dormant { left: 10vw; bottom: 12vh; }
.label-excite { right: 15vw; top: 15vh; }
.label-compiler { left: 8vw; top: 18vh; }
.label-final { left: 10vw; bottom: 12vh; }

.kr-note {
    position: absolute;
    right: 12vw;
    bottom: 18vh;
    font-family: var(--font-kr);
    color: rgba(169, 140, 255, 0.5);
    writing-mode: vertical-rl;
    letter-spacing: 0.25em;
}

.particle-cloud i,
.spore-ring i {
    position: absolute;
    width: 0.26rem;
    height: 0.26rem;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 1rem var(--cyan);
    opacity: 0.05;
    animation: sporeFloat 16s ease-in-out infinite;
    animation-play-state: paused;
}

.particle-cloud i:nth-child(1) { left: 14%; top: 24%; animation-delay: -2s; }
.particle-cloud i:nth-child(2) { left: 24%; top: 71%; animation-delay: -8s; background: var(--chartreuse); }
.particle-cloud i:nth-child(3) { left: 32%; top: 42%; animation-delay: -5s; }
.particle-cloud i:nth-child(4) { left: 46%; top: 29%; animation-delay: -11s; background: var(--violet); }
.particle-cloud i:nth-child(5) { left: 58%; top: 70%; animation-delay: -1s; }
.particle-cloud i:nth-child(6) { left: 67%; top: 38%; animation-delay: -9s; background: var(--amber); }
.particle-cloud i:nth-child(7) { left: 76%; top: 61%; animation-delay: -3s; }
.particle-cloud i:nth-child(8) { left: 86%; top: 25%; animation-delay: -7s; background: var(--chartreuse); }
.particle-cloud i:nth-child(9) { left: 21%; top: 55%; animation-delay: -12s; }
.particle-cloud i:nth-child(10) { left: 51%; top: 18%; animation-delay: -14s; }
.particle-cloud i:nth-child(11) { left: 81%; top: 78%; animation-delay: -4s; background: var(--violet); }
.particle-cloud i:nth-child(12) { left: 39%; top: 84%; animation-delay: -6s; }

.petri {
    position: absolute;
    left: 9vw;
    top: 16vh;
    width: clamp(18rem, 42vw, 42rem);
    height: clamp(18rem, 42vw, 42rem);
    border: 1px solid rgba(234, 251, 247, 0.14);
    border-radius: 50%;
    background:
        radial-gradient(circle at 44% 38%, rgba(200, 255, 90, 0.16), transparent 20%),
        radial-gradient(circle at 56% 58%, rgba(103, 247, 231, 0.12), transparent 34%),
        rgba(234, 251, 247, 0.015);
    box-shadow: inset 0 0 4rem rgba(103, 247, 231, 0.08), 0 0 7rem rgba(200, 255, 90, 0.08);
    filter: saturate(1.15);
}

.jelly-bell {
    position: absolute;
    left: 32%;
    top: 27%;
    width: 38%;
    height: 30%;
    border-radius: 50% 50% 42% 42%;
    background: radial-gradient(circle at 50% 20%, rgba(234, 251, 247, 0.25), rgba(169, 140, 255, 0.18) 48%, transparent 73%);
    border-bottom: 1px solid rgba(169, 140, 255, 0.5);
    box-shadow: 0 0 3rem rgba(169, 140, 255, 0.28);
    animation: jellyPulse 5s ease-in-out infinite;
}

.filament {
    position: absolute;
    left: 50%;
    top: 50%;
    width: 1px;
    height: 34%;
    transform-origin: top;
    background: linear-gradient(var(--cyan), transparent);
    filter: drop-shadow(0 0 0.5rem var(--cyan));
}
.f1 { transform: rotate(12deg); }
.f2 { transform: rotate(-15deg); height: 41%; background: linear-gradient(var(--chartreuse), transparent); }
.f3 { transform: rotate(33deg); height: 30%; background: linear-gradient(var(--violet), transparent); }

.ruler {
    position: absolute;
    left: 7vw;
    bottom: 12vh;
    width: 34vw;
    height: 1px;
    background: rgba(234, 251, 247, 0.24);
}

.ruler span {
    position: absolute;
    top: -0.45rem;
    width: 1px;
    height: 0.9rem;
    background: rgba(234, 251, 247, 0.4);
}
.ruler span:nth-child(1) { left: 4%; }
.ruler span:nth-child(2) { left: 22%; }
.ruler span:nth-child(3) { left: 45%; }
.ruler span:nth-child(4) { left: 70%; }
.ruler span:nth-child(5) { left: 92%; }

.glow-path {
    position: absolute;
    inset: 7vh 2vw 3vh 0;
    width: 100%;
    height: 86vh;
    overflow: visible;
    filter: drop-shadow(0 0 1.2rem rgba(103, 247, 231, 0.9));
}

.glow-path path {
    fill: none;
    stroke: var(--cyan);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-dasharray: 1500;
    stroke-dashoffset: 1500;
    opacity: 0.9;
    transition: stroke-dashoffset 2200ms cubic-bezier(.24,.75,.2,1);
}

.trail.in-view .glow-path path { stroke-dashoffset: 0; }
.glow-path .path-echo { stroke: var(--violet); stroke-width: 1; opacity: 0.38; filter: blur(1px); transition-delay: 400ms; }

.slide-stack {
    position: absolute;
    right: 10vw;
    bottom: 16vh;
    display: grid;
    gap: 1rem;
    transform: rotate(-5deg);
}

.glass-slide {
    width: clamp(14rem, 22vw, 23rem);
    padding: 1.1rem 1.3rem;
    border: 1px solid rgba(234, 251, 247, 0.14);
    background: linear-gradient(135deg, rgba(234, 251, 247, 0.08), rgba(103, 247, 231, 0.025));
    box-shadow: 0 0 2rem rgba(103, 247, 231, 0.06);
    backdrop-filter: blur(9px);
}

.glass-slide code {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--chartreuse);
}

.microscope-aperture {
    position: absolute;
    right: 10vw;
    top: 9vh;
    width: clamp(20rem, 44vw, 47rem);
    height: clamp(20rem, 44vw, 47rem);
    border-radius: 50%;
    background:
        radial-gradient(circle, rgba(255, 200, 87, 0.16), transparent 28%),
        radial-gradient(circle at 40% 45%, rgba(103, 247, 231, 0.14), transparent 36%),
        #02040A;
    border: 1px solid rgba(255, 200, 87, 0.24);
    box-shadow: inset 0 0 7rem rgba(2, 4, 10, 0.9), 0 0 8rem rgba(255, 200, 87, 0.1);
    overflow: hidden;
}

.microscope-aperture::before {
    content: "";
    position: absolute;
    inset: 12%;
    border-radius: 45% 55% 52% 48%;
    border: 1px solid rgba(103, 247, 231, 0.18);
    background: radial-gradient(circle, rgba(234, 251, 247, 0.06), transparent 60%);
    animation: membrane 9s ease-in-out infinite;
}

.organism-code {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-family: var(--font-mono);
    color: var(--paper);
}

.organism-code b,
.organism-code span,
.organism-code i,
.organism-code em,
.organism-code strong {
    position: absolute;
    font-weight: 400;
    font-style: normal;
    text-shadow: 0 0 1.5rem currentColor;
    animation: organismWake 7s ease-in-out infinite;
}
.organism-code b:first-child { left: 25%; top: 32%; color: var(--cyan); font-size: 5rem; }
.organism-code span { left: 42%; top: 38%; color: var(--amber); }
.organism-code i { left: 54%; top: 49%; color: var(--chartreuse); animation-delay: -2s; }
.organism-code b:nth-of-type(2) { right: 26%; bottom: 27%; color: var(--violet); font-size: 4rem; animation-delay: -4s; }
.organism-code em { left: 34%; bottom: 29%; color: var(--cyan); animation-delay: -3s; }
.organism-code strong { right: 28%; top: 26%; color: var(--paper); font-size: 0.8rem; animation-delay: -5s; }

.spore-ring i { animation-play-state: running; opacity: 0.65; }
.spore-ring i:nth-child(1) { right: 18vw; top: 18vh; background: var(--amber); }
.spore-ring i:nth-child(2) { right: 46vw; top: 44vh; }
.spore-ring i:nth-child(3) { right: 11vw; top: 68vh; background: var(--violet); }
.spore-ring i:nth-child(4) { right: 37vw; top: 21vh; background: var(--chartreuse); }
.spore-ring i:nth-child(5) { right: 29vw; top: 78vh; }
.spore-ring i:nth-child(6) { right: 5vw; top: 36vh; background: var(--amber); }

.map-copy { margin-left: 8vw; align-self: start; margin-top: 10vh; }

.constellation {
    position: absolute;
    left: 12vw;
    right: 10vw;
    bottom: 7vh;
    height: 54vh;
}

.constellation svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 1rem rgba(103, 247, 231, 0.55));
}

.constellation path {
    fill: none;
    stroke: rgba(103, 247, 231, 0.46);
    stroke-width: 1;
    stroke-dasharray: 8 14;
}

.star {
    position: absolute;
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 50%;
    background: var(--cyan);
    box-shadow: 0 0 1rem var(--cyan), 0 0 4rem rgba(103, 247, 231, 0.5);
    animation: starPulse 4.5s ease-in-out infinite;
}
.s1 { left: 10%; top: 56%; }
.s2 { left: 22%; top: 20%; background: var(--chartreuse); animation-delay: -1s; }
.s3 { left: 39%; top: 38%; background: var(--violet); animation-delay: -2s; }
.s4 { left: 53%; top: 8%; background: var(--amber); animation-delay: -1.7s; }
.s5 { left: 68%; top: 31%; animation-delay: -3s; }
.s6 { left: 85%; top: 18%; background: var(--violet); animation-delay: -2.4s; }
.s7 { left: 92%; top: 68%; background: var(--chartreuse); animation-delay: -3.5s; }
.s8 { left: 64%; top: 84%; background: var(--amber); animation-delay: -0.7s; }

.map-labels {
    position: absolute;
    right: 11vw;
    top: 18vh;
    display: grid;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.12em;
    color: rgba(234, 251, 247, 0.54);
    text-transform: uppercase;
}

.afterimage-silhouette {
    position: absolute;
    right: 9vw;
    top: 14vh;
    width: min(44vw, 36rem);
    height: 72vh;
    border-radius: 48% 52% 45% 55% / 38% 44% 56% 62%;
    background:
        radial-gradient(circle at 50% 35%, rgba(234, 251, 247, 0.14), transparent 16%),
        radial-gradient(circle at 50% 50%, rgba(169, 140, 255, 0.24), transparent 45%),
        radial-gradient(circle at 52% 72%, rgba(20, 92, 88, 0.18), transparent 50%);
    filter: blur(2px);
    opacity: 0.7;
    box-shadow: 0 0 8rem rgba(169, 140, 255, 0.15);
    animation: memoryFade 8s ease-in-out infinite;
}

.final-copy { margin-left: 12vw; max-width: 38rem; }
.final-wordmark {
    position: absolute;
    right: 9vw;
    bottom: 11vh;
    font-family: var(--font-title);
    font-size: clamp(2.6rem, 7vw, 8rem);
    letter-spacing: -0.05em;
    color: rgba(234, 251, 247, 0.88);
    text-shadow: 0 0 2rem rgba(103, 247, 231, 0.45), 0 0 5rem rgba(169, 140, 255, 0.24);
}

.section-ghost,
.ghost-one {
    position: absolute;
    inset: 0;
    opacity: 0.22;
    background: radial-gradient(circle at 40% 45%, rgba(103, 247, 231, 0.16), transparent 28rem);
    mix-blend-mode: screen;
}

@keyframes breathe {
    0%, 100% { transform: translate(-50%, -50%) scale(0.72); opacity: 0.65; }
    50% { transform: translate(-50%, -50%) scale(1.5); opacity: 1; }
}

@keyframes blackwaterDrift {
    from { transform: translate3d(0,0,0) rotate(0deg); }
    to { transform: translate3d(-6rem, 4rem, 0) rotate(2deg); }
}

@keyframes sporeFloat {
    0%, 100% { transform: translate3d(0, 0, 0) scale(0.8); opacity: 0.08; }
    40% { transform: translate3d(1.8rem, -2.6rem, 0) scale(1.25); opacity: 0.8; }
    70% { transform: translate3d(-1.1rem, 1.8rem, 0) scale(0.95); opacity: 0.35; }
}

@keyframes jellyPulse {
    0%, 100% { transform: scale(0.96) translateY(0); opacity: 0.68; }
    50% { transform: scale(1.07) translateY(-0.6rem); opacity: 1; }
}

@keyframes membrane {
    0%, 100% { border-radius: 45% 55% 52% 48%; transform: rotate(0deg) scale(1); }
    50% { border-radius: 58% 42% 47% 53%; transform: rotate(7deg) scale(1.03); }
}

@keyframes organismWake {
    0%, 100% { transform: translate(0,0) rotate(0deg); opacity: 0.5; }
    50% { transform: translate(0.8rem,-0.7rem) rotate(4deg); opacity: 1; }
}

@keyframes starPulse {
    0%, 100% { transform: scale(0.65); opacity: 0.58; }
    50% { transform: scale(1.35); opacity: 1; }
}

@keyframes memoryFade {
    0%, 100% { opacity: 0.38; filter: blur(5px); transform: translateY(0); }
    50% { opacity: 0.78; filter: blur(1px); transform: translateY(-1rem); }
}

@media (max-width: 760px) {
    body { cursor: auto; }
    .cursor-lamp { display: none; }
    .vial-nav { right: 0.8rem; gap: 0.45rem; }
    .vial { width: 2rem; height: 2.9rem; }
    .chamber { padding: 1.5rem; }
    .phosphor-word { left: 1.2rem; font-size: 22vw; }
    .offset-right, .offset-left, .map-copy, .final-copy { margin-left: 0; margin-right: 2.6rem; justify-self: start; }
    .petri, .microscope-aperture { opacity: 0.55; left: auto; right: -30vw; top: 10vh; width: 90vw; height: 90vw; }
    .slide-stack { right: 4rem; bottom: 7vh; }
    .specimen-label { width: 13.5rem; }
    .label-excite, .label-compiler { left: 1.5rem; right: auto; top: auto; bottom: 8vh; }
    .map-labels { display: none; }
    .constellation { left: 1.5rem; right: 3rem; height: 44vh; }
    .afterimage-silhouette { right: -20vw; width: 72vw; opacity: 0.42; }
    .final-wordmark { right: 3.5rem; bottom: 5vh; }
}