:root {
  /* Design typography names retained with bundled-safe fallbacks: Source Sans 3 for body copy and labels, Fraunces, Caveat. */
  --carbon: #151A20;
  --ink: #1B2027;
  --slate: #2B333D;
  --blueprint: #5D6875;
  --fog: #D8DEE6;
  --oxide: #7FB7C8;
  --violet: #8E86B8;
  --coral: #FF6F5E;
  --bone: #F2EFE7;
  --font-body: "Source Sans 3", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: Fraunces, Georgia, "Times New Roman", serif;
  --font-mark: Caveat, "Bradley Hand", "Segoe Print", cursive;
  --shadow-deep: 0 32px 80px rgba(0, 0, 0, .42);
  --shadow-paper: 16px 18px 0 rgba(27, 32, 39, .35), 0 20px 45px rgba(0, 0, 0, .32);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--fog);
  font-family: var(--font-body);
  background:
    radial-gradient(circle at 18% 12%, rgba(127, 183, 200, .16), transparent 32vw),
    radial-gradient(circle at 82% 18%, rgba(142, 134, 184, .16), transparent 34vw),
    linear-gradient(135deg, var(--carbon), var(--ink) 56%, #101419);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image: linear-gradient(rgba(216,222,230,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(216,222,230,.045) 1px, transparent 1px);
  background-size: 36px 36px;
  z-index: 0;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .09;
  background:
    repeating-linear-gradient(92deg, transparent 0 28px, rgba(242,239,231,.22) 29px 30px, transparent 31px 68px),
    radial-gradient(circle at 20% 30%, rgba(255,111,94,.55) 0 1px, transparent 2px),
    radial-gradient(circle at 80% 65%, rgba(127,183,200,.6) 0 1px, transparent 2px);
  background-size: auto, 29px 31px, 37px 41px;
  mix-blend-mode: screen;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; }

.artifact-bench { position: relative; z-index: 1; min-height: 100vh; perspective: 1200px; }

.scene {
  position: relative;
  min-height: 100vh;
  padding: clamp(5rem, 8vw, 8rem) clamp(1.2rem, 5vw, 6rem);
  isolation: isolate;
  --stack-shift: 0px;
}

.scene::after {
  content: attr(data-scene);
  position: absolute;
  right: 4vw;
  top: 5rem;
  color: rgba(216, 222, 230, .18);
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 13rem);
  line-height: 1;
  z-index: -1;
}

.bench-nav {
  position: fixed;
  z-index: 20;
  top: 1rem;
  left: 50%;
  display: flex;
  gap: .5rem;
  transform: translateX(-50%) rotate(-1deg);
  padding: .65rem .8rem;
  border: 1px solid rgba(216, 222, 230, .28);
  border-radius: 999px;
  box-shadow: 0 16px 36px rgba(0,0,0,.26);
  backdrop-filter: blur(10px);
}

.bench-nav a {
  padding: .35rem .7rem;
  color: var(--bone);
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.ruler-progress {
  position: fixed;
  z-index: 30;
  left: 1rem;
  top: 1rem;
  bottom: 1rem;
  width: 24px;
  border-left: 2px solid rgba(127,183,200,.55);
  background: repeating-linear-gradient(to bottom, transparent 0 18px, rgba(216,222,230,.42) 18px 20px, transparent 20px 36px);
}

.ruler-progress span {
  position: absolute;
  left: -5px;
  top: 0;
  width: 10px;
  height: 10%;
  border-radius: 6px;
  background: var(--coral);
  box-shadow: 0 0 18px rgba(255,111,94,.48);
}

.acetate-layer {
  background: linear-gradient(135deg, rgba(216,222,230,.18), rgba(127,183,200,.06));
  border: 1px solid rgba(216,222,230,.26);
}

.depth-sheet, .depth-card, .photo-ticket, .pattern-swatch, .poster-stack, .machine-card {
  box-shadow: var(--shadow-paper);
  transform-style: preserve-3d;
  transition: transform .55s cubic-bezier(.2,.8,.2,1), box-shadow .55s ease;
}

.desk-scene { overflow: hidden; }

.ghost-wordmark {
  position: absolute;
  top: 9vh;
  left: 4vw;
  font-family: var(--font-display);
  font-size: clamp(6rem, 20vw, 19rem);
  font-weight: 800;
  letter-spacing: -.08em;
  color: rgba(142,134,184,.16);
  text-shadow: 16px 14px 0 rgba(127,183,200,.08);
  transform: rotate(-7deg);
}

.sheet-a { position: absolute; inset: 18vh 9vw auto auto; width: 46vw; height: 58vh; transform: translateY(calc(var(--stack-shift) * -.18)) rotate(6deg); }
.sheet-b { position: absolute; left: 9vw; bottom: 11vh; width: 52vw; height: 22vh; transform: translateY(calc(var(--stack-shift) * .12)) rotate(-4deg); }

.graph-strip {
  background-color: rgba(242,239,231,.92);
  background-image: linear-gradient(rgba(93,104,117,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(93,104,117,.22) 1px, transparent 1px);
  background-size: 18px 18px;
}

.checker-strip {
  position: absolute;
  right: 5vw;
  bottom: 18vh;
  width: 38vw;
  height: 42px;
  transform: rotate(-8deg);
  background-color: var(--fog);
  background-image: linear-gradient(45deg, var(--slate) 25%, transparent 25%), linear-gradient(-45deg, var(--slate) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--slate) 75%), linear-gradient(-45deg, transparent 75%, var(--slate) 75%);
  background-size: 28px 28px;
  background-position: 0 0, 0 14px, 14px -14px, -14px 0;
}

.halftone-card {
  position: absolute;
  left: 12vw;
  top: 18vh;
  width: 22vw;
  height: 34vh;
  transform: rotate(9deg);
  background: radial-gradient(circle, rgba(127,183,200,.9) 1px, transparent 2px), var(--slate);
  background-size: 13px 13px;
  border: 2px solid var(--blueprint);
}

.desk-title {
  position: relative;
  max-width: 720px;
  margin: 18vh 0 0 9vw;
  padding: clamp(1.2rem, 4vw, 3rem);
  background: rgba(43,51,61,.9);
  border: 1px solid rgba(216,222,230,.28);
  transform: rotate(-2deg) translateZ(60px);
}

.desk-title h1, .afterimage-scene h2 {
  margin: .2rem 0;
  font-family: var(--font-display);
  font-size: clamp(4rem, 13vw, 12rem);
  line-height: .78;
  letter-spacing: -.075em;
  color: var(--bone);
}

.desk-title h1 i { color: var(--coral); font-style: normal; }

.tagline { margin: 1.2rem 0 .7rem; font-weight: 900; letter-spacing: .08em; color: var(--oxide); font-size: clamp(1.1rem, 2.1vw, 2rem); }
.bench-note { max-width: 36rem; color: rgba(216,222,230,.86); font-size: clamp(1rem, 1.3vw, 1.25rem); }

.stamp-label {
  display: inline-block;
  padding: .42rem .66rem;
  border: 2px solid currentColor;
  color: var(--coral);
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .72rem;
  background: rgba(242,239,231,.08);
  transform: rotate(-3deg);
}

.duotone-relic {
  background:
    linear-gradient(135deg, rgba(127,183,200,.82), rgba(142,134,184,.68)),
    repeating-linear-gradient(45deg, var(--ink) 0 10px, var(--slate) 10px 20px);
  background-blend-mode: screen, normal;
  border: 6px solid var(--fog);
}

.rotary {
  position: absolute;
  right: 11vw;
  top: 23vh;
  width: clamp(210px, 26vw, 390px);
  aspect-ratio: 1;
  border-radius: 22% 38% 20% 42%;
  padding: 1rem;
  transform: rotate(5deg) translateZ(120px);
}

.dial-face {
  position: relative;
  width: 100%;
  height: 100%;
  border: 18px solid rgba(27,32,39,.72);
  border-radius: 50%;
  background: radial-gradient(circle, var(--fog) 0 14%, transparent 15% 31%, rgba(27,32,39,.82) 32% 40%, transparent 41%);
}

.dial-face span { position: absolute; width: 16%; aspect-ratio: 1; border-radius: 50%; background: var(--ink); border: 3px solid var(--oxide); }
.dial-face span:nth-child(1) { left: 42%; top: 5%; }
.dial-face span:nth-child(2) { right: 9%; top: 28%; }
.dial-face span:nth-child(3) { right: 18%; bottom: 13%; }
.dial-face span:nth-child(4) { left: 18%; bottom: 13%; }
.dial-face span:nth-child(5) { left: 9%; top: 28%; }
.dial-face span:nth-child(6) { left: 42%; bottom: 5%; }

figcaption { margin-top: .55rem; color: var(--bone); font-size: .72rem; text-transform: uppercase; letter-spacing: .16em; }

.punched-card {
  position: absolute;
  right: 20vw;
  bottom: 7vh;
  width: min(520px, 54vw);
  padding: 1rem;
  color: var(--ink);
  background: var(--bone);
  transform: rotate(3deg) translateZ(80px);
}

.holes { display: grid; grid-template-columns: repeat(16, 1fr); gap: 8px; margin-top: 1rem; }
.holes i { display: block; aspect-ratio: 1; border-radius: 50%; background: var(--slate); opacity: 0; transform: scale(.2); transition: opacity .25s, transform .25s; }
.holes i.punched { opacity: 1; transform: scale(1); }

.proof-mark {
  position: absolute;
  left: 58vw;
  top: 10vh;
  color: var(--coral);
  font-family: var(--font-display);
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
  border: 3px solid var(--coral);
  border-radius: 50%;
  padding: 1.1rem .9rem;
  transform: rotate(14deg);
}

.proof-mark::after {
  content: "";
  position: absolute;
  inset: -.58rem -.42rem;
  border: 3px solid rgba(255,111,94,.85);
  border-radius: 52% 44% 49% 58%;
  transform: rotate(-10deg);
}

.relic-scene h2, .pattern-scene h2, .markup-scene h2 {
  max-width: 840px;
  margin: 2rem 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 7.2rem);
  line-height: .9;
  letter-spacing: -.055em;
}

.relic-board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(1rem, 3vw, 2.5rem); margin-top: 10vh; }
.machine-card { position: relative; min-height: 430px; padding: 1rem; color: var(--ink); background: var(--fog); border: 1px solid rgba(21,26,32,.18); }
.machine-card:nth-child(1) { transform: rotate(-3deg); }
.machine-card:nth-child(2) { transform: translateY(-7vh) rotate(2deg); }
.machine-card:nth-child(3) { transform: rotate(4deg); }
.machine-card:hover { box-shadow: 22px 26px 0 rgba(127,183,200,.22), var(--shadow-deep); }
.machine-card .tab { position: absolute; top: -22px; left: 18px; padding: .45rem .9rem; color: var(--bone); background: var(--slate); text-transform: uppercase; letter-spacing: .14em; font-size: .75rem; }
.machine-card h3 { margin: 1rem 0 .2rem; font-family: var(--font-display); font-size: 2.4rem; }
.machine-card p { color: var(--slate); font-weight: 700; }

.key-bank { display: grid; grid-template-columns: repeat(2, 1fr); gap: .8rem; height: 240px; padding: 2rem; clip-path: polygon(0 8%, 100% 0, 92% 100%, 6% 92%); }
.key-bank b { display: grid; place-items: center; border-radius: 50%; background: var(--ink); color: var(--fog); font-size: 2rem; box-shadow: inset 0 -10px 0 rgba(255,255,255,.08); }
.meter { height: 240px; border-radius: 48% 48% 12% 12%; position: relative; }
.meter::before { content: ""; position: absolute; inset: 22% 12%; border-radius: 50% 50% 12% 12%; background: var(--bone); border: 3px solid var(--ink); }
.meter i { position: absolute; left: 50%; bottom: 29%; width: 4px; height: 34%; background: var(--coral); transform-origin: bottom; transform: rotate(38deg); }
.tape-roll { height: 240px; border-radius: 50%; background: radial-gradient(circle, var(--ink) 0 12%, var(--fog) 13% 23%, var(--oxide) 24% 32%, var(--slate) 33% 45%, var(--violet) 46%); }

.pattern-scene { overflow: hidden; display: grid; place-items: center; }
.pattern-plane { position: absolute; border: 1px solid rgba(216,222,230,.26); box-shadow: var(--shadow-deep); transition: transform .7s cubic-bezier(.2,.8,.2,1); }
.plane-one { inset: 18vh 10vw 20vh 8vw; transform: rotate(-4deg); background: radial-gradient(circle, var(--oxide) 1px, transparent 2px) 0 0/18px 18px, var(--slate); }
.plane-two { inset: 22vh 14vw 14vh 18vw; transform: rotate(5deg); background: repeating-linear-gradient(90deg, var(--fog) 0 8px, transparent 8px 24px), var(--violet); opacity: .7; }
.plane-three { inset: 12vh 18vw 24vh 23vw; transform: rotate(-1deg); background: repeating-radial-gradient(circle at 30% 50%, transparent 0 13px, rgba(127,183,200,.7) 14px 16px), repeating-linear-gradient(68deg, transparent 0 11px, rgba(142,134,184,.45) 12px 14px, transparent 15px 27px), var(--ink); }
.pattern-drawer.shifted .plane-one { transform: translateX(-7vw) rotate(-7deg); }
.pattern-drawer.shifted .plane-two { transform: translateX(8vw) rotate(8deg); }
.pattern-drawer.shifted .plane-three { transform: translateY(-5vh) rotate(2deg); }
.drawer-copy { position: relative; max-width: 650px; padding: 2rem; color: var(--ink); background: var(--bone); transform: rotate(-2deg); }
.drawer-copy p { font-size: 1.18rem; font-weight: 750; line-height: 1.55; }
.tab-button { border: 0; color: var(--ink); background: transparent; cursor: pointer; text-transform: uppercase; letter-spacing: .12em; font-weight: 950; }
.drawer-handle { position: absolute; top: 18vh; left: 10vw; z-index: 3; }

.markup-scene { overflow: hidden; }
.markup-film { position: absolute; inset: 12vh 8vw; transform: rotate(2deg); }
.markup-copy { position: relative; max-width: 820px; margin-left: 8vw; z-index: 2; }
.markup-copy p { max-width: 650px; color: rgba(216,222,230,.86); font-size: 1.25rem; line-height: 1.6; }
.verb-list { display: flex; flex-wrap: wrap; gap: .7rem; padding: 0; margin: 2rem 0; list-style: none; }
.verb-list li { position: relative; padding: .8rem 1rem; color: var(--ink); background: var(--fog); font-weight: 900; text-transform: uppercase; letter-spacing: .1em; transform: rotate(var(--turn, -2deg)); }
.verb-list li:nth-child(even) { --turn: 2deg; background: var(--bone); }
.verb-list b { position: absolute; left: 8%; right: 8%; bottom: .45rem; height: 3px; background: var(--coral); transform-origin: left; transform: scaleX(0); transition: transform .7s ease; }
.verb-list li.marked b { transform: scaleX(1); }
.microfilm { position: absolute; right: 9vw; bottom: 10vh; width: min(440px, 36vw); padding: 1rem; transform: rotate(7deg); background: var(--slate); border: 1px solid var(--blueprint); }
.film-window { height: 240px; background: linear-gradient(90deg, transparent 0 9%, var(--ink) 9% 13%, transparent 13% 87%, var(--ink) 87% 91%, transparent 91%), radial-gradient(circle at 45% 48%, var(--oxide), transparent 28%), repeating-linear-gradient(0deg, rgba(216,222,230,.4) 0 2px, transparent 2px 16px); }

.afterimage-scene { display: grid; place-items: center; overflow: hidden; }
.poster-stack { position: relative; width: min(920px, 86vw); padding: clamp(1.5rem, 5vw, 4rem); color: var(--ink); background: var(--fog); border: 14px solid var(--bone); transform: rotate(-2deg); }
.poster-stack::before, .poster-stack::after { content: ""; position: absolute; inset: 18px; border: 2px dashed var(--blueprint); pointer-events: none; }
.poster-stack::after { inset: -34px auto auto 10%; width: 80%; height: 28px; border: 0; background: repeating-linear-gradient(90deg, var(--slate) 0 18px, transparent 18px 31px); opacity: .9; }
.poster-stack p { max-width: 660px; font-weight: 900; font-size: clamp(1.2rem, 2vw, 2rem); }
.final-stamp { position: absolute; right: 5%; top: 10%; z-index: 2; transform: rotate(13deg); }
.final-tab { display: inline-block; margin-top: 1rem; padding: .9rem 1.4rem .9rem 2.4rem; color: var(--bone); background: var(--slate); box-shadow: 12px 12px 0 var(--oxide); font-weight: 950; letter-spacing: .08em; }
.registration-marks span { position: absolute; width: 46px; height: 46px; border: 2px solid var(--coral); }
.registration-marks span:nth-child(1) { left: 8vw; top: 18vh; border-right: 0; border-bottom: 0; }
.registration-marks span:nth-child(2) { right: 8vw; top: 18vh; border-left: 0; border-bottom: 0; }
.registration-marks span:nth-child(3) { left: 8vw; bottom: 18vh; border-right: 0; border-top: 0; }
.registration-marks span:nth-child(4) { right: 8vw; bottom: 18vh; border-left: 0; border-top: 0; }

.drawn-underline { position: relative; display: inline-block; }
.drawn-underline::after {
  content: "";
  position: absolute;
  left: -5%;
  bottom: -.12em;
  width: 110%;
  height: .18em;
  border-radius: 50%;
  background: linear-gradient(90deg, transparent 0 2%, var(--oxide) 3% 92%, transparent 94% 100%);
  transform: scaleX(0) rotate(-1deg);
  transform-origin: left;
  transition: transform .45s cubic-bezier(.15,.9,.2,1);
  z-index: -1;
}
.drawn-underline.coral::after { background: var(--coral); }
.markup-copy em { font-family: var(--font-mark); font-size: 1.08em; font-style: normal; color: var(--bone); }
.circled { font-family: var(--font-mark); letter-spacing: .05em; }
.drawn-underline:hover::after, .drawn-underline.drawn::after, .scene.in-view .drawn-underline.auto::after { transform: scaleX(1) rotate(-1deg); }

.is-loaded .depth-card, .is-loaded .depth-sheet, .is-loaded .photo-ticket, .is-loaded .pattern-swatch { animation: nudge-in .8s cubic-bezier(.2,.8,.2,1) both; }
.is-loaded .stamp-label { animation: stamp-thump .45s cubic-bezier(.2,1.4,.25,1) both; }

@keyframes nudge-in { from { opacity: 0; translate: 0 24px; } to { opacity: 1; translate: 0 0; } }
@keyframes stamp-thump { 0% { opacity: 0; scale: 1.22 .72; } 70% { opacity: 1; scale: .96 1.06; } 100% { scale: 1; } }

@media (max-width: 900px) {
  .bench-nav { left: auto; right: .7rem; transform: rotate(-1deg); flex-wrap: wrap; width: min(320px, calc(100vw - 4rem)); }
  .ruler-progress { display: none; }
  .desk-title { margin: 20vh 0 0 0; }
  .rotary, .punched-card, .microfilm, .proof-mark { position: relative; inset: auto; margin: 2rem auto; width: min(88vw, 430px); }
  .relic-board { grid-template-columns: 1fr; }
  .machine-card:nth-child(n) { transform: rotate(0); }
  .sheet-a, .sheet-b, .checker-strip, .halftone-card { opacity: .55; }
}