:root {
  --dusk: #062A33;
  --sea-glass: #8FC9C3;
  --shell: #F4E8D2;
  --mint: #7EF2C4;
  --lilac: #BFA7FF;
  --kelp: #1F4D3A;
  --gold: #F2D36B;
  --display: "Cormorant Garamond", Cormorant, Georgia, serif;
  --body: "Libre Baskerville", Georgia, serif;
  --data: "IBM Plex Sans Condensed", "Arial Narrow", Inter, sans-serif;
  --design-font-token: Condensed*;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--shell);
  background: radial-gradient(circle at 68% 18%, rgba(191, 167, 255, 0.18), transparent 28%), linear-gradient(180deg, #03191f 0%, var(--dusk) 42%, #041d22 100%);
  font-family: var(--body);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 8;
  background: radial-gradient(circle at 20% 30%, rgba(244, 232, 210, 0.08) 0 1px, transparent 2px), radial-gradient(circle at 80% 66%, rgba(126, 242, 196, 0.08) 0 1px, transparent 2px);
  background-size: 92px 92px, 133px 133px;
  mix-blend-mode: screen;
}

.ambient, .glass-grain, .aurora { position: fixed; inset: 0; pointer-events: none; }
.ambient { z-index: 0; overflow: hidden; }

.aurora {
  opacity: 0.72;
  filter: blur(26px) saturate(118%);
  transform: translate3d(0, 0, 0);
}

.aurora-one {
  background: conic-gradient(from 168deg at 36% 16%, transparent, rgba(126, 242, 196, 0.55), rgba(143, 201, 195, 0.28), rgba(191, 167, 255, 0.46), transparent 42%);
  clip-path: polygon(0 0, 100% 0, 100% 38%, 74% 28%, 50% 41%, 27% 24%, 0 36%);
  animation: auroraDrift 18s ease-in-out infinite alternate;
}

.aurora-two {
  background: linear-gradient(105deg, transparent 8%, rgba(31, 77, 58, 0.32), rgba(126, 242, 196, 0.38), rgba(242, 211, 107, 0.16), rgba(191, 167, 255, 0.42), transparent 82%);
  clip-path: polygon(0 18%, 20% 10%, 43% 22%, 66% 9%, 100% 18%, 100% 52%, 70% 42%, 48% 53%, 18% 39%, 0 48%);
  animation: auroraDrift 24s ease-in-out infinite alternate-reverse;
}

.glass-grain {
  background: linear-gradient(90deg, rgba(244,232,210,0.035) 1px, transparent 1px), linear-gradient(180deg, rgba(244,232,210,0.025) 1px, transparent 1px), radial-gradient(circle at 52% 18%, rgba(244, 232, 210, 0.13), transparent 18%);
  background-size: 90px 100%, 100% 130px, 100% 100%;
  opacity: 0.5;
}

.glass-nav {
  position: fixed;
  top: 24px;
  right: 28px;
  z-index: 20;
  display: flex;
  gap: 9px;
  font-family: var(--data);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.glass-nav a, .drawer-link {
  color: var(--shell);
  text-decoration: none;
  border: 1px solid rgba(242, 211, 107, 0.35);
  background: rgba(6, 42, 51, 0.36);
  backdrop-filter: blur(14px);
  border-radius: 999px;
  padding: 0.68rem 0.8rem;
  transition: color 500ms ease, border-color 500ms ease, background 500ms ease;
}

.glass-nav a:hover, .drawer-link:hover { color: var(--mint); border-color: var(--mint); background: rgba(126, 242, 196, 0.11); }

.tide-room {
  min-height: 100vh;
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 8vh 7vw;
}

.hero-room { display: grid; align-items: end; background: radial-gradient(circle at 24% 84%, rgba(143, 201, 195, 0.18), transparent 38%); }

.mist-pane {
  position: absolute;
  inset: 8% 3% 10%;
  z-index: -1;
  background: radial-gradient(ellipse at 25% 45%, rgba(244, 232, 210, 0.13), transparent 33%), radial-gradient(ellipse at 76% 56%, rgba(143, 201, 195, 0.12), transparent 35%);
  border: 1px solid rgba(244, 232, 210, 0.09);
  border-radius: 38% 62% 44% 56% / 42% 31% 69% 58%;
  filter: blur(0.3px);
}

.leaf-layer { position: absolute; inset: -15% -10%; z-index: 2; pointer-events: none; opacity: 0.42; transform: translate3d(0, 0, 0); }
.leaf-layer::before, .leaf-layer::after, .canopy-leaves::before, .canopy-leaves::after {
  content: "";
  position: absolute;
  width: 46vw;
  height: 82vh;
  background: linear-gradient(90deg, transparent 47%, rgba(31, 77, 58, 0.88) 48% 51%, transparent 52%), radial-gradient(ellipse at 50% 18%, rgba(31, 77, 58, 0.92) 0 8%, transparent 9%), radial-gradient(ellipse at 50% 34%, rgba(31, 77, 58, 0.82) 0 12%, transparent 13%), radial-gradient(ellipse at 50% 52%, rgba(31, 77, 58, 0.76) 0 16%, transparent 17%);
  filter: blur(1px);
}
.leaf-layer-back::before { right: 4%; top: -14%; transform: rotate(19deg); opacity: 0.45; }
.leaf-layer-back::after { left: -15%; top: 10%; transform: rotate(-26deg) scale(0.85); opacity: 0.35; }
.leaf-layer-front::before { left: 52%; top: 28%; transform: rotate(-12deg) scale(0.72); opacity: 0.58; }
.leaf-layer-front::after { left: -8%; bottom: -22%; transform: rotate(18deg) scale(0.95); opacity: 0.66; }

.waterline { position: absolute; left: 0; right: 0; bottom: 5vh; height: 24vh; z-index: 1; opacity: 0.85; }
.waterline svg { width: 100%; height: 100%; }
.tide-path, .gold-path, .vine, .root, .mini-chart path, .moon-data path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.tide-path { stroke: var(--sea-glass); stroke-width: 2; filter: drop-shadow(0 0 9px rgba(126, 242, 196, 0.45)); }
.gold-path { stroke: var(--gold); stroke-width: 1.2; opacity: 0.58; }

.hero-copy { position: relative; z-index: 5; max-width: 760px; margin: 0 0 6vh 0; }
.coordinate, .annotation, .brass-tag, .footer-labels { font-family: var(--data); letter-spacing: 0.19em; text-transform: uppercase; }
.coordinate { color: var(--sea-glass); font-size: 0.86rem; margin: 0 0 0.9rem; }
h1, h2, h3 { font-family: var(--display); font-weight: 300; margin: 0; }
h1 { font-size: clamp(5rem, 16vw, 16rem); line-height: 0.76; letter-spacing: 0.035em; text-shadow: 0 0 34px rgba(126, 242, 196, 0.18); }
h2 { font-size: clamp(3rem, 7vw, 7rem); line-height: 0.9; max-width: 900px; }
h3 { font-size: 2.2rem; letter-spacing: 0.03em; }
.intro, .estuary-copy p, .canopy-copy p { font-size: clamp(1rem, 1.4vw, 1.3rem); line-height: 1.9; color: rgba(244, 232, 210, 0.82); max-width: 610px; }

.brass-tag, .annotation {
  position: absolute;
  color: var(--gold);
  border: 1px solid rgba(242, 211, 107, 0.34);
  background: rgba(6, 42, 51, 0.34);
  backdrop-filter: blur(10px);
  padding: 0.7rem 0.9rem;
  border-radius: 2px 18px 2px 18px;
  font-size: 0.76rem;
}
.hero-tag { right: 9vw; bottom: 26vh; }

.specimen-room { background: linear-gradient(180deg, rgba(6, 42, 51, 0.4), rgba(31, 77, 58, 0.2)); }
.room-title { position: relative; z-index: 3; margin: 2vh 0 7vh; }
.specimen-rail { display: grid; grid-template-columns: repeat(3, minmax(230px, 1fr)); gap: clamp(1.2rem, 3vw, 3.5rem); position: relative; z-index: 4; perspective: 1500px; }
.specimen-rail::before { content: ""; position: absolute; left: 4%; right: 4%; top: -24px; height: 1px; background: linear-gradient(90deg, transparent, rgba(242, 211, 107, 0.55), transparent); }
.flip-card { min-height: 470px; cursor: pointer; perspective: 1500px; outline: 0; }
.flip-inner { position: relative; width: 100%; height: 100%; min-height: 470px; transform-style: preserve-3d; transition: transform 900ms cubic-bezier(.2,.72,.2,1); }
.flip-card.is-flipped .flip-inner, .flip-card:hover .flip-inner { transform: rotateY(180deg) rotateZ(0.8deg); }
.flip-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border: 1px solid rgba(244, 232, 210, 0.19);
  border-radius: 30px 30px 4px 30px;
  padding: 2rem;
  background: linear-gradient(145deg, rgba(244, 232, 210, 0.14), rgba(143, 201, 195, 0.05));
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.28), inset 0 0 42px rgba(244, 232, 210, 0.035);
  backdrop-filter: blur(18px);
  overflow: hidden;
}
.flip-back { transform: rotateY(180deg); background: linear-gradient(145deg, rgba(6, 42, 51, 0.86), rgba(31, 77, 58, 0.56)); }
.pin { position: absolute; top: 16px; left: 50%; width: 9px; height: 9px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 18px var(--gold); }
.pressed { height: 250px; margin: 34px auto 26px; position: relative; }
.pressed-lavender::before { content: ""; position: absolute; left: 50%; top: 12px; width: 3px; height: 220px; background: var(--kelp); transform: rotate(-9deg); }
.pressed-lavender::after { content: ""; position: absolute; inset: 12px 20% 20px; background: radial-gradient(ellipse at 40% 18%, var(--lilac) 0 5%, transparent 6%), radial-gradient(ellipse at 58% 28%, var(--lilac) 0 4%, transparent 5%), radial-gradient(ellipse at 43% 41%, var(--sea-glass) 0 7%, transparent 8%), radial-gradient(ellipse at 59% 55%, var(--lilac) 0 5%, transparent 6%), radial-gradient(ellipse at 42% 68%, var(--sea-glass) 0 7%, transparent 8%); opacity: 0.8; }
.moonflower { border-radius: 50%; background: conic-gradient(from 0deg, transparent 0 8%, rgba(244,232,210,0.86) 8% 13%, transparent 13% 20%, rgba(244,232,210,0.8) 20% 26%, transparent 26% 34%, rgba(244,232,210,0.84) 34% 40%, transparent 40% 50%, rgba(244,232,210,0.78) 50% 58%, transparent 58% 68%, rgba(244,232,210,0.82) 68% 76%, transparent 76% 86%, rgba(244,232,210,0.78) 86% 94%, transparent 94%); filter: drop-shadow(0 0 22px rgba(244, 232, 210, 0.22)); }
.seedpod::before { content: ""; position: absolute; left: 45%; top: 15%; width: 46px; height: 190px; border-radius: 48% 52% 45% 55%; background: linear-gradient(180deg, rgba(242, 211, 107, 0.75), rgba(31, 77, 58, 0.9)); transform: rotate(13deg); box-shadow: -55px 36px 0 -12px rgba(143, 201, 195, 0.45), 58px 56px 0 -15px rgba(191, 167, 255, 0.38); }
.mini-chart, .moon-data, .network-data { width: 100%; height: 190px; margin: 1.2rem 0; overflow: visible; }
.mini-chart path, .moon-data path { stroke: var(--mint); stroke-width: 2; filter: drop-shadow(0 0 6px rgba(126, 242, 196, 0.7)); }
.mini-chart circle, .moon-data circle, .network-data circle, .pollen-cloud circle, .moon-dots circle { fill: var(--gold); filter: drop-shadow(0 0 7px rgba(242, 211, 107, 0.7)); }
.network-data line { stroke: var(--sea-glass); stroke-width: 1.4; opacity: 0.75; }
.flip-back p:last-child { line-height: 1.8; color: rgba(244, 232, 210, 0.78); }

.estuary-room { display: grid; align-items: center; background: radial-gradient(circle at 80% 40%, rgba(126, 242, 196, 0.12), transparent 32%), linear-gradient(180deg, rgba(31, 77, 58, 0.16), rgba(6, 42, 51, 0.85)); }
.estuary-copy { z-index: 5; position: relative; width: min(48rem, 60vw); }
.estuary-viz { position: absolute; inset: 5%; width: 90%; height: 90%; z-index: 2; opacity: 0.92; overflow: visible; }
.vine { stroke: var(--mint); stroke-width: 2.1; filter: drop-shadow(0 0 9px rgba(126, 242, 196, 0.55)); stroke-dasharray: 1400; stroke-dashoffset: 1400; }
.vine-two { stroke: var(--lilac); opacity: 0.78; }
.root { stroke: var(--sea-glass); stroke-width: 1.1; opacity: 0.58; stroke-dasharray: 650; stroke-dashoffset: 650; }
.estuary-room.in-view .vine, .estuary-room.in-view .root { animation: drawPath 3.6s ease forwards; }
.pollen-cloud circle { fill: var(--mint); opacity: 0.8; animation: pulse 3.8s ease-in-out infinite; }
.moon-dots circle { fill: rgba(244, 232, 210, 0.76); }
.note-one { right: 14%; top: 23%; }
.note-two { left: 11%; bottom: 18%; }
.note-three { right: 8%; bottom: 30%; }

.canopy-room { display: grid; place-items: center; text-align: center; background: radial-gradient(circle at 50% 12%, rgba(191, 167, 255, 0.28), transparent 30%), radial-gradient(circle at 48% 38%, rgba(126, 242, 196, 0.18), transparent 34%); }
.canopy-room::before { content: ""; position: absolute; inset: 0; background: linear-gradient(116deg, transparent 6%, rgba(126, 242, 196, 0.12), rgba(191, 167, 255, 0.2), rgba(242, 211, 107, 0.08), transparent 78%); clip-path: polygon(0 2%, 100% 0, 100% 52%, 72% 42%, 48% 60%, 22% 44%, 0 58%); filter: blur(12px); animation: auroraDrift 20s ease-in-out infinite alternate; }
.canopy-leaves { position: absolute; inset: 0; opacity: 0.35; }
.canopy-leaves::before { left: -14%; top: -12%; transform: rotate(60deg) scale(0.92); }
.canopy-leaves::after { right: -16%; bottom: -12%; transform: rotate(-120deg) scale(1.05); }
.canopy-copy { position: relative; z-index: 4; max-width: 900px; }
.canopy-copy p { margin: 1.5rem auto 2rem; }
.drawer-link { display: inline-block; font-family: var(--data); letter-spacing: 0.18em; text-transform: uppercase; }
.footer-labels { position: absolute; left: 7vw; right: 7vw; bottom: 30px; display: flex; justify-content: space-between; color: rgba(244, 232, 210, 0.62); font-size: 0.72rem; z-index: 4; }

@keyframes auroraDrift { from { transform: translate3d(-2%, -1%, 0) scale(1); } to { transform: translate3d(3%, 2%, 0) scale(1.08); } }
@keyframes drawPath { to { stroke-dashoffset: 0; } }
@keyframes pulse { 0%, 100% { opacity: 0.35; transform: scale(0.85); } 50% { opacity: 1; transform: scale(1.2); } }

@media (max-width: 900px) {
  .glass-nav { left: 14px; right: 14px; top: 14px; flex-wrap: wrap; justify-content: center; font-size: 0.62rem; }
  .tide-room { padding: 12vh 5vw 8vh; }
  .specimen-rail { grid-template-columns: 1fr; }
  .estuary-copy { width: 100%; }
  .annotation { display: none; }
  .footer-labels { flex-direction: column; gap: 0.6rem; align-items: center; }
}