:root {
  --paper: #D8B08C;
  --burgundy: #5A1020;
  --seal: #8F1D32;
  --oxblood: #25070D;
  --candle: #F2E2C8;
  --blackout: #0B0507;
  --radio: #6C7891;
  --ink: #1A1B24;
  --display: 'Black Han Sans', 'Noto Sans KR', sans-serif;
  --caption: 'Anton', 'Impact', sans-serif;
  --body: 'Noto Sans KR', system-ui, sans-serif;
  --hand: 'Nanum Pen Script', cursive;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--candle);
  background:
    radial-gradient(circle at 72% 12%, rgba(108, 120, 145, .18), transparent 28rem),
    radial-gradient(circle at 24% 76%, rgba(143, 29, 50, .30), transparent 30rem),
    linear-gradient(145deg, var(--oxblood), var(--blackout) 72%);
  font-family: var(--body);
  overflow-x: hidden;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: .18;
  background-image:
    repeating-radial-gradient(circle at 12% 18%, rgba(242,226,200,.12) 0 1px, transparent 1px 4px),
    repeating-linear-gradient(100deg, transparent 0 9px, rgba(11,5,7,.35) 9px 10px);
  mix-blend-mode: overlay;
}

.edge-nav {
  position: fixed;
  left: 1.1rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 30;
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.edge-nav a {
  width: 2.65rem;
  height: 2.65rem;
  display: grid;
  place-items: center;
  color: var(--paper);
  border: 1px solid rgba(216,176,140,.35);
  background: rgba(37,7,13,.74);
  text-decoration: none;
  box-shadow: 0 .55rem 1.3rem rgba(0,0,0,.35);
  transition: transform .25s ease, background .25s ease, color .25s ease;
}
.edge-nav a::before { content: attr(data-mark); font-family: var(--hand); font-size: 1.45rem; }
.edge-nav span { position: absolute; left: 3.1rem; opacity: 0; font-family: var(--caption); letter-spacing: .08em; color: var(--radio); transform: translateX(-.7rem); transition: .25s ease; }
.edge-nav a:hover { transform: translateX(.25rem) rotate(-3deg); background: var(--seal); color: var(--candle); }
.edge-nav a:hover span { opacity: 1; transform: translateX(0); }

.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  align-content: center;
  padding: 7vw 7vw 6vw 10vw;
  isolation: isolate;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 8vw 8vw auto auto;
  width: 18rem;
  height: 18rem;
  border: 2px solid rgba(143,29,50,.45);
  border-radius: 50%;
  filter: blur(.2px);
  opacity: .65;
}
.hero-stamp, .chapter-label, .tag {
  font-family: var(--caption);
  color: var(--radio);
  letter-spacing: .16em;
  text-transform: uppercase;
}
.hero-stamp { margin-bottom: 1rem; font-size: clamp(.9rem, 1.3vw, 1.2rem); }
.wordmark {
  position: relative;
  margin: 0;
  max-width: 11ch;
  font-family: var(--display);
  font-size: clamp(5.5rem, 17vw, 17rem);
  line-height: .78;
  color: var(--candle);
  text-shadow: .05em .06em 0 rgba(143,29,50,.8), 0 2rem 5rem rgba(0,0,0,.7);
}
.wordmark::after {
  content: attr(data-shadow);
  position: absolute;
  left: .045em;
  top: .055em;
  z-index: -1;
  color: transparent;
  -webkit-text-stroke: 2px rgba(216,176,140,.22);
}
.hero-line {
  max-width: 42rem;
  margin: 2rem 0 0;
  font-size: clamp(1.05rem, 1.8vw, 1.5rem);
  color: rgba(242,226,200,.76);
}
.hero-wave {
  position: absolute;
  left: 0;
  right: 0;
  top: 46%;
  height: 28vh;
  z-index: 1;
  opacity: .9;
  transform: translateY(-50%);
}
.hero-wave path, .draw-wave path, .street-sketch path {
  fill: none;
  stroke: var(--radio);
  stroke-width: 5;
  stroke-linecap: round;
  filter: drop-shadow(0 0 14px rgba(108,120,145,.7));
}
.hero-wave .broken { stroke: var(--seal); stroke-width: 2.5; stroke-dasharray: 20 18; opacity: .8; }

.floating-scraps span {
  position: absolute;
  display: block;
  padding: .85rem 1rem;
  color: var(--ink);
  background: linear-gradient(135deg, var(--candle), var(--paper));
  font-family: var(--hand);
  font-size: 1.45rem;
  box-shadow: 0 1.5rem 2.8rem rgba(0,0,0,.45);
  clip-path: polygon(3% 8%, 94% 0, 100% 82%, 87% 100%, 0 93%);
  transition: transform .5s ease, opacity .5s ease;
}
.s1 { right: 13vw; top: 19vh; transform: rotate(8deg); }
.s2 { left: 15vw; bottom: 16vh; transform: rotate(-7deg); }
.s3 { right: 20vw; bottom: 12vh; transform: rotate(3deg); }
.s4 { left: 43vw; top: 12vh; transform: rotate(-12deg); }
.scroll-note { position: absolute; bottom: 2rem; right: 3rem; font-family: var(--caption); color: rgba(216,176,140,.65); letter-spacing: .12em; }

.chapter {
  padding: 9rem 10vw 7rem 16vw;
  min-height: 64vh;
  position: relative;
}
.chapter h2, .wave-interlude h2 {
  margin: .5rem 0 1.4rem;
  max-width: 11ch;
  font-family: var(--display);
  font-size: clamp(3.4rem, 9vw, 9rem);
  line-height: .88;
  color: var(--paper);
}
.chapter p { max-width: 48rem; color: rgba(242,226,200,.75); font-size: 1.2rem; line-height: 1.8; }

.evidence-wall {
  columns: 4 16rem;
  column-gap: 1.3rem;
  padding: 2rem 6vw 8rem 11vw;
}
.tile {
  position: relative;
  display: inline-block;
  width: 100%;
  margin: 0 0 1.3rem;
  padding: 1.35rem;
  color: var(--ink);
  background: linear-gradient(155deg, var(--paper), var(--candle) 48%, #cfa47f);
  min-height: 15rem;
  break-inside: avoid;
  box-shadow: 0 1.2rem 2.3rem rgba(0,0,0,.45), inset 0 0 0 1px rgba(26,27,36,.16);
  clip-path: polygon(1% 2%, 98% 0, 100% 88%, 95% 100%, 3% 98%, 0 12%);
  transform: translateY(2rem);
  opacity: 0;
  transition: transform .35s ease, box-shadow .35s ease, filter .35s ease, opacity .6s ease;
}
.tile.in-view { transform: translateY(0); opacity: 1; }
.tile::before, .tile::after {
  content: '';
  position: absolute;
  width: 4.4rem;
  height: 1.15rem;
  background: rgba(11,5,7,.62);
  transform: rotate(-8deg);
}
.tile::before { top: .5rem; left: 1rem; }
.tile::after { bottom: .8rem; right: 1rem; transform: rotate(6deg); }
.tile:hover {
  transform: translateY(-.65rem) rotate(var(--tilt, -1deg));
  box-shadow: 0 2.3rem 4rem rgba(0,0,0,.62), 0 0 0 1px rgba(143,29,50,.35);
  filter: saturate(1.05) contrast(1.05);
}
.tile:hover::after { content: attr(data-note); width: auto; height: auto; max-width: 78%; padding: .35rem .6rem; color: var(--seal); background: transparent; font-family: var(--hand); font-size: 1.35rem; transform: rotate(-3deg); }
.tile h3 { margin: .45rem 0 1rem; font-family: var(--display); font-size: 2.3rem; line-height: .9; color: var(--burgundy); }
.tile p { line-height: 1.65; font-weight: 500; }
.tag { color: var(--seal); font-size: .86rem; }
.tall { min-height: 28rem; }
.wide { min-height: 20rem; }
.seal { width: 9rem; height: 9rem; display: grid; place-items: center; margin: 3rem auto 0; border: .55rem double var(--seal); border-radius: 50%; color: var(--seal); font-family: var(--display); font-size: 2.2rem; transform: rotate(-13deg); opacity: .78; }
.map-lines { height: 12rem; background: linear-gradient(35deg, transparent 45%, var(--seal) 46% 48%, transparent 49%), linear-gradient(120deg, transparent 35%, var(--ink) 36% 37%, transparent 38%), repeating-linear-gradient(0deg, rgba(26,27,36,.16) 0 1px, transparent 1px 2.4rem), repeating-linear-gradient(90deg, rgba(26,27,36,.14) 0 1px, transparent 1px 2.2rem); border: 1px dashed rgba(26,27,36,.45); }
.dial { width: 12rem; height: 12rem; border: .5rem solid var(--ink); border-radius: 50%; margin: 1.6rem auto; position: relative; background: radial-gradient(circle, transparent 44%, rgba(108,120,145,.28) 45%); }
.dial i { position: absolute; left: 50%; bottom: 50%; width: .35rem; height: 5rem; background: var(--seal); transform-origin: bottom; transform: rotate(28deg); animation: tremble .16s infinite alternate; }
.window-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: .45rem; margin-top: 1.7rem; }
.window-grid b { height: 4rem; background: var(--ink); box-shadow: inset 0 0 0 2px var(--burgundy); }
.window-grid b:nth-child(5) { background: var(--candle); box-shadow: 0 0 2rem rgba(242,226,200,.85); }
.stamp-text { font-family: var(--display); color: var(--seal); font-size: 3.5rem; line-height: .95; transform: rotate(-4deg); opacity: .82; }
.envelope-shape { height: 12rem; margin-top: 2rem; border: 4px solid var(--ink); background: linear-gradient(34deg, transparent 49%, var(--ink) 50% 51%, transparent 52%), linear-gradient(-34deg, transparent 49%, var(--ink) 50% 51%, transparent 52%); }
.street-sketch { width: 100%; height: 13rem; }
.street-sketch path { stroke: var(--ink); stroke-width: 4; filter: none; }
.hand { font-family: var(--hand); font-size: 2.1rem; color: var(--seal); }
.wax-moon { width: 10rem; height: 10rem; margin: 2rem auto; border-radius: 50%; background: radial-gradient(circle at 30% 30%, var(--paper), var(--seal) 58%, var(--burgundy)); box-shadow: inset -.9rem -1rem 0 rgba(37,7,13,.25), 0 0 2rem rgba(143,29,50,.4); }

.wave-interlude {
  min-height: 82vh;
  display: grid;
  align-content: center;
  padding: 8vw 8vw 8vw 12vw;
  background: linear-gradient(180deg, rgba(11,5,7,.1), rgba(11,5,7,.75), rgba(37,7,13,.2));
  position: relative;
  overflow: hidden;
}
.draw-wave { position: absolute; inset: 18% 0 auto; height: 20rem; opacity: .55; }
.draw-wave path { stroke: var(--radio); stroke-dasharray: 1800; stroke-dashoffset: 1800; transition: stroke-dashoffset 1.6s ease; }
.draw-wave.drawn path { stroke-dashoffset: 0; }
.return { min-height: 78vh; }
.archive-pull {
  margin-top: 1.5rem;
  padding: 1rem 1.4rem;
  border: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--hand);
  font-size: 1.8rem;
  box-shadow: .5rem .55rem 0 var(--seal), 0 1rem 2rem rgba(0,0,0,.35);
  cursor: pointer;
  transform: rotate(-2deg);
}
.archive-pull:hover { transform: translateY(-.3rem) rotate(1deg); }

@keyframes tremble { from { transform: rotate(22deg); } to { transform: rotate(35deg); } }

@media (max-width: 800px) {
  .edge-nav { left: .5rem; }
  .hero { padding-left: 4.5rem; }
  .chapter, .wave-interlude { padding-left: 4.5rem; }
  .evidence-wall { padding-left: 4.5rem; columns: 1; }
  .floating-scraps span { font-size: 1.1rem; }
  .wordmark { font-size: clamp(4.2rem, 24vw, 8rem); }
}