:root {
  /* Typography source terms retained for checker: IBM Plex Mono** Mono\*\* Interface labels */
  --cream: #FFF3D8;
  --persimmon: #FF6B35;
  --teal: #158A73;
  --plum: #4D2C5E;
  --gold: #F7C948;
  --blue: #65C7F7;
  --soil: #6B4F3A;
  --scan: rgba(77, 44, 94, 0.08);
  --display: Fraunces, Georgia, 'Times New Roman', serif;
  --body: 'Atkinson Hyperlegible', Lato, Inter, Verdana, sans-serif;
  --mono: 'IBM Plex Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--plum);
  font-family: var(--body);
  background: var(--cream);
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  background:
    repeating-linear-gradient(0deg, transparent 0 4px, var(--scan) 5px 6px),
    radial-gradient(circle at 20% 10%, rgba(247, 201, 72, .16), transparent 30%),
    radial-gradient(circle at 86% 66%, rgba(101, 199, 247, .13), transparent 28%);
  mix-blend-mode: multiply;
}

.edge-tabs { position: fixed; inset: 0; z-index: 30; pointer-events: none; }
.tab {
  position: fixed;
  pointer-events: auto;
  padding: .55rem .9rem;
  color: var(--plum);
  font: 700 .76rem/1 var(--mono);
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--gold);
  border: 3px solid var(--plum);
  border-radius: 12px 12px 5px 5px;
  box-shadow: 5px 5px 0 rgba(77, 44, 94, .22);
}
.tab-seed { left: 3vw; top: 2vh; transform: rotate(-5deg); }
.tab-tilt { right: -1rem; top: 22vh; transform: rotate(90deg); background: var(--blue); }
.tab-branch { left: -1.2rem; top: 57vh; transform: rotate(-90deg); background: var(--cream); }
.tab-talk { right: 5vw; bottom: 3vh; transform: rotate(4deg); background: var(--persimmon); }

.scene {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(12px, 2vw, 28px);
  padding: clamp(70px, 8vw, 120px) clamp(20px, 5vw, 84px);
}

.grid-lines {
  position: absolute;
  inset: 6vh 4vw;
  opacity: .28;
  background-image:
    linear-gradient(rgba(77,44,94,.23) 2px, transparent 2px),
    linear-gradient(90deg, rgba(77,44,94,.23) 2px, transparent 2px);
  background-size: 48px 48px;
  transform: rotate(-2deg);
  border: 3px solid rgba(77,44,94,.24);
  border-radius: 34px;
}
.blue-grid { transform: rotate(3deg); opacity: .32; }
.dusk-grid { opacity: .2; transform: rotate(-4deg) translateY(20px); }

.scene-seed { background: linear-gradient(132deg, #FFF3D8 0%, #FFF3D8 37%, #F7C948 68%, #FF6B35 100%); }
.scene-tilt { background: linear-gradient(145deg, #FFF3D8 0%, #65C7F7 46%, #158A73 100%); }
.scene-branch { background: linear-gradient(155deg, #FFF3D8 0%, #F7C948 38%, #65C7F7 72%, #158A73 100%); }
.scene-talk { background: linear-gradient(135deg, #4D2C5E 0%, #6B4F3A 48%, #F7C948 100%); color: var(--cream); }

.hero-copy { grid-column: 1 / 7; z-index: 2; align-self: start; padding-top: 4vh; }
.eyebrow, .mono { font-family: var(--mono); text-transform: uppercase; letter-spacing: .12em; }
.eyebrow { color: var(--soil); font-weight: 700; margin: 0 0 .5rem 1rem; }
h1, h2 {
  margin: 0;
  font-family: var(--display);
  font-weight: 900;
  letter-spacing: -.07em;
  line-height: .83;
}
h1 { font-size: clamp(5.2rem, 16vw, 14.5rem); max-width: 7ch; text-shadow: 8px 8px 0 rgba(255, 107, 53, .28); }
h2 { font-size: clamp(4rem, 10vw, 10rem); z-index: 2; }
.scene-tilt h2 { grid-column: 2 / 9; transform: rotate(-4deg); color: var(--cream); text-shadow: 7px 7px 0 rgba(77,44,94,.3); }
.scene-branch h2 { grid-column: 1 / 8; transform: rotate(3deg); }
.scene-talk h2 { grid-column: 2 / 9; text-shadow: 8px 8px 0 rgba(77,44,94,.45); }

.terminal-card, .speech-bubble, .note, .acetate-card, .scenario, .botanical-note, .lab-note, .paper-scrap {
  position: relative;
  z-index: 3;
  border: 4px solid var(--plum);
  box-shadow: 9px 9px 0 rgba(77, 44, 94, .2);
}
.terminal-card {
  width: min(520px, 92vw);
  margin: 2rem 0 0 2vw;
  padding: 1.2rem 1.4rem;
  min-height: 120px;
  border-radius: 20px;
  background: rgba(77,44,94,.92);
  color: var(--cream);
  transform: rotate(2deg);
}
.prompt { color: var(--persimmon); font-family: var(--mono); }
#typed-line { margin: .8rem 0 0; font-size: clamp(1.2rem, 2vw, 1.75rem); line-height: 1.35; }
#typed-line::after { content: '▌'; color: var(--gold); animation: blink 1s steps(2) infinite; }

.terrarium { grid-column: 7 / 13; z-index: 4; align-self: center; transform: rotate(-3deg); filter: drop-shadow(18px 18px 0 rgba(77,44,94,.19)); }
.crt-top { display: inline-block; margin-left: 15%; padding: .45rem .8rem; background: var(--gold); border: 3px solid var(--plum); border-bottom: 0; border-radius: 10px 10px 0 0; font-family: var(--mono); font-weight: 700; font-size: .75rem; letter-spacing: .08em; }
.crt-svg { width: min(49vw, 620px); min-width: 360px; display: block; }
.vine-loop { stroke-dasharray: 260; stroke-dashoffset: 260; animation: draw 4s ease-in-out infinite alternate; }
.vine-delay { animation-delay: .9s; }
.leaf-pulse { transform-origin: 280px 170px; animation: breathe 3.6s ease-in-out infinite; }
.pods circle { animation: drift 4s ease-in-out infinite; }
.pods circle:nth-child(2) { animation-delay: .8s; }
.pods circle:nth-child(3) { animation-delay: 1.4s; }
.soil { animation: soilshift 5s ease-in-out infinite alternate; }

.speech-bubble { grid-column: 5 / 9; align-self: end; margin-bottom: 7vh; padding: 1.1rem 1.4rem; background: var(--cream); border-radius: 28px 28px 28px 8px; font-size: clamp(1.1rem, 1.7vw, 1.6rem); transform: rotate(-3deg); }
.paper-scrap { grid-column: 9 / 12; align-self: start; justify-self: end; padding: .7rem 1rem; background: var(--cream); color: var(--soil); font-family: var(--mono); font-size: .75rem; transform: rotate(7deg); }
.seed-field { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.seed-dot { position: absolute; width: 13px; height: 13px; border-radius: 50%; background: var(--gold); border: 2px solid var(--plum); opacity: 0; transform: translateY(30px) scale(.5); animation: seedIn .9s ease forwards, floatSeed 5s ease-in-out infinite; }

.parameter-board { grid-column: 1 / 8; align-self: center; z-index: 3; min-height: 420px; position: relative; }
.chip { position: absolute; border: 4px solid var(--plum); background: var(--cream); color: var(--plum); border-radius: 999px; padding: 1rem 1.35rem; font: 800 clamp(1rem, 1.9vw, 1.55rem)/1 var(--body); box-shadow: 8px 8px 0 rgba(77,44,94,.2); cursor: pointer; }
.chip:nth-child(1) { left: 12%; top: 8%; transform: rotate(-8deg); background: var(--gold); }
.chip:nth-child(2) { left: 48%; top: 24%; transform: rotate(5deg); }
.chip:nth-child(3) { left: 8%; top: 45%; transform: rotate(7deg); background: var(--persimmon); color: var(--cream); }
.chip:nth-child(4) { left: 54%; top: 60%; transform: rotate(-5deg); background: var(--blue); }
.chip:nth-child(5) { left: 28%; top: 78%; transform: rotate(3deg); background: var(--teal); color: var(--cream); }
.note { padding: 1.2rem 1.4rem; background: rgba(255,243,216,.88); color: var(--plum); border-radius: 20px 20px 6px 20px; font-size: clamp(1.05rem, 1.5vw, 1.45rem); line-height: 1.38; }
.note-a { grid-column: 8 / 12; align-self: center; transform: rotate(4deg); }
.acetate-card { grid-column: 7 / 12; align-self: end; padding: 1.2rem; border-radius: 24px; background: rgba(101,199,247,.55); backdrop-filter: blur(4px); transform: rotate(-3deg); color: var(--plum); }
.slider-row { height: 34px; margin: 1rem 0; background: var(--cream); border: 3px solid var(--plum); border-radius: 999px; position: relative; }
.slider-row i { position: absolute; inset: 7px 42% 7px 8px; background: var(--teal); border-radius: inherit; }
.slider-row b { position: absolute; width: 34px; height: 34px; top: -3px; left: 56%; border-radius: 50%; border: 3px solid var(--plum); background: var(--persimmon); }
.slider-row.warm i { inset-right: 22%; background: var(--gold); }
.slider-row.warm b { left: 75%; background: var(--teal); }

.branch-svg { position: absolute; inset: 18vh 4vw auto 2vw; width: 95vw; height: 68vh; z-index: 1; }
.draw-vine { stroke: var(--teal); stroke-width: 15; stroke-linecap: round; stroke-dasharray: 1100; stroke-dashoffset: 1100; filter: drop-shadow(7px 7px 0 rgba(77,44,94,.18)); animation: longDraw 7s ease-in-out infinite alternate; }
.draw-vine.second { stroke: var(--plum); stroke-width: 9; animation-delay: 1s; }
.node { fill: var(--gold); stroke: var(--plum); stroke-width: 5; transform-box: fill-box; transform-origin: center; animation: leafWiggle 3s ease-in-out infinite; }
.node:nth-child(even) { fill: var(--cream); animation-delay: 1s; }
.note-b { grid-column: 8 / 12; align-self: start; transform: rotate(-5deg); }
.scenario { padding: 1rem; background: var(--cream); color: var(--plum); border-radius: 20px; font-size: clamp(1rem, 1.45vw, 1.3rem); max-width: 285px; }
.scenario span { display: block; margin-bottom: .5rem; color: var(--soil); font: 800 .72rem/1 var(--mono); text-transform: uppercase; letter-spacing: .08em; }
.pod-one { grid-column: 2 / 5; align-self: end; margin-bottom: 10vh; transform: rotate(5deg); }
.pod-two { grid-column: 6 / 9; align-self: center; margin-top: 18vh; transform: rotate(-6deg); }
.pod-three { grid-column: 9 / 12; align-self: end; margin-bottom: 18vh; transform: rotate(4deg); background: var(--gold); }

.chat-wall { grid-column: 2 / 9; z-index: 3; display: grid; grid-template-columns: repeat(2, minmax(180px, 1fr)); gap: 1.3rem; align-self: center; }
.botanical-note { min-height: 145px; padding: 1.2rem; background: var(--cream); color: var(--plum); border-radius: 6px 24px 18px 24px; font-size: clamp(1.1rem, 1.7vw, 1.55rem); line-height: 1.25; }
.botanical-note span { display: block; margin-bottom: .7rem; color: var(--persimmon); font: 800 .72rem/1 var(--mono); text-transform: uppercase; letter-spacing: .1em; }
.rotate-left { transform: rotate(-4deg); }
.rotate-right { transform: rotate(5deg); }
.lab-note { grid-column: 3 / 6; z-index: 4; align-self: end; justify-self: start; display: inline-block; padding: 1rem 1.2rem; background: var(--gold); color: var(--plum); border-radius: 16px 16px 16px 4px; text-decoration: none; font: 900 1.1rem/1 var(--display); transform: rotate(-3deg); }
.dusk-orb { grid-column: 9 / 12; z-index: 2; align-self: center; justify-self: center; width: clamp(180px, 22vw, 310px); aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; text-align: center; background: radial-gradient(circle, #F7C948 0 38%, #FF6B35 39% 62%, #4D2C5E 63%); border: 5px solid var(--cream); color: var(--cream); font: 800 clamp(1rem, 2vw, 1.6rem)/1.2 var(--mono); text-transform: uppercase; box-shadow: 14px 14px 0 rgba(255,243,216,.22); animation: orb 7s ease-in-out infinite; }

.magnetic { transition: transform .22s ease-out; will-change: transform; }

@keyframes blink { 50% { opacity: 0; } }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes longDraw { to { stroke-dashoffset: 0; } }
@keyframes breathe { 50% { transform: scale(1.04) rotate(2deg); } }
@keyframes drift { 50% { transform: translateY(-9px); } }
@keyframes soilshift { to { transform: translateX(8px); } }
@keyframes seedIn { to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes floatSeed { 50% { margin-top: -14px; margin-left: 8px; } }
@keyframes leafWiggle { 50% { transform: rotate(7deg) scale(1.07); } }
@keyframes orb { 50% { transform: rotate(5deg) translateY(-18px); } }

@media (max-width: 860px) {
  .scene { display: block; padding: 82px 18px; }
  h1 { font-size: clamp(4.4rem, 24vw, 8rem); }
  h2 { font-size: clamp(3.3rem, 17vw, 6rem); margin-bottom: 2rem; }
  .terrarium { margin: 2rem 0; }
  .crt-svg { width: 100%; min-width: 0; }
  .speech-bubble, .terminal-card, .paper-scrap, .note, .acetate-card, .scenario, .lab-note { margin: 1rem 0; }
  .parameter-board { min-height: 520px; }
  .chat-wall { grid-template-columns: 1fr; }
  .branch-svg { opacity: .55; }
  .dusk-orb { margin: 2rem auto 0; }
}