:root {
  --rice: #F7F1E4;
  --linen: #E4D8C5;
  --ink: #3F3A34;
  --green: #CFE7C6;
  --carrot: #F6B37F;
  --sky: #BFD8EE;
  --lavender: #D8C7EA;
  --berry: #D66F8A;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Noto Sans", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --round: "Kosugi Maru", "Hiragino Maru Gothic ProN", system-ui, sans-serif;
}

/* Interactions should feel like touching paper: hover states can lift a corner. */

* { box-sizing: border-box; }

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

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  background:
    radial-gradient(circle at 18% 8%, rgba(246, 179, 127, 0.18), transparent 24rem),
    radial-gradient(circle at 82% 34%, rgba(191, 216, 238, 0.2), transparent 28rem),
    linear-gradient(105deg, var(--rice), #fbf6ea 46%, var(--rice));
  overflow-x: hidden;
}

.paper-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  opacity: 0.28;
  background-image:
    linear-gradient(90deg, rgba(63, 58, 52, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(63, 58, 52, 0.025) 1px, transparent 1px);
  background-size: 31px 31px, 17px 17px;
  mix-blend-mode: multiply;
}

.quest-book { position: relative; z-index: 2; }

.quest-page {
  position: relative;
  min-height: 100vh;
  padding: clamp(2rem, 5vw, 4.7rem) clamp(1.5rem, 7vw, 7rem);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-template-rows: repeat(8, 1fr);
  gap: 1rem;
  isolation: isolate;
  border-bottom: 1px solid rgba(63, 58, 52, 0.08);
}

.quest-page::before {
  content: "";
  position: absolute;
  inset: clamp(1rem, 2vw, 2rem);
  border: 1px solid rgba(63, 58, 52, 0.11);
  border-radius: 28px;
  pointer-events: none;
  background: linear-gradient(135deg, rgba(255,255,255,0.18), transparent 42%);
  z-index: -1;
}

.paper-tabs {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  display: grid;
  gap: 0.65rem;
}

.tab {
  width: 3.35rem;
  height: 2.55rem;
  color: var(--ink);
  text-decoration: none;
  font: 500 0.68rem/1 var(--mono);
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding-left: 0.65rem;
  background: var(--linen);
  border: 1px solid rgba(63, 58, 52, 0.18);
  border-left: 0;
  border-radius: 0 12px 12px 0;
  box-shadow: 0 6px 18px rgba(63, 58, 52, 0.07);
  transition: transform 260ms ease, background 260ms ease;
}

.tab:hover, .tab.is-active { transform: translateX(7px); background: var(--rice); }
.tab i, .pawline span {
  width: 0.3rem;
  height: 0.42rem;
  border-radius: 50%;
  background: var(--ink);
  opacity: 0.55;
  transform: rotate(-24deg);
}

.world-trail {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 400vh;
  z-index: 1;
  pointer-events: none;
  overflow: visible;
}

#trailPath {
  fill: none;
  stroke: var(--berry);
  stroke-width: 0.19;
  stroke-linecap: round;
  stroke-dasharray: 8 3;
  opacity: 0.68;
  filter: drop-shadow(0 1px 0 rgba(255,255,255,0.6));
}

.wordmark, .coordinate, .caption, figcaption, .story-note span, .tray b {
  font-family: var(--mono);
  font-weight: 500;
  letter-spacing: 0.025em;
}

.wordmark {
  grid-column: 1 / 5;
  grid-row: 1;
  font-size: clamp(0.72rem, 1vw, 0.9rem);
  align-self: start;
}

.coordinate, .caption, figcaption {
  font-size: clamp(0.62rem, 0.82vw, 0.76rem);
  color: rgba(63, 58, 52, 0.72);
}

.coord-a { grid-column: 8 / 12; grid-row: 2; }
.coord-b { grid-column: 2 / 7; grid-row: 1; }
.coord-c { grid-column: 7 / 12; grid-row: 1; }
.coord-d { grid-column: 2 / 7; grid-row: 2; }

.scene-word {
  font-family: var(--round);
  font-size: clamp(5rem, 16vw, 14rem);
  line-height: 0.8;
  color: rgba(228, 216, 197, 0.42);
  letter-spacing: -0.08em;
  pointer-events: none;
}

.page-one .scene-word { grid-column: 2 / 8; grid-row: 3 / 6; }
.page-two .scene-word { grid-column: 7 / 12; grid-row: 2 / 5; color: rgba(207, 231, 198, 0.48); }
.page-three .scene-word { grid-column: 1 / 7; grid-row: 2 / 5; color: rgba(191, 216, 238, 0.42); }
.page-four .scene-word { grid-column: 8 / 12; grid-row: 5 / 7; color: rgba(216, 199, 234, 0.45); }

.story-note {
  margin: 0;
  max-width: 23rem;
  padding: 1rem 1.15rem;
  border: 1px solid rgba(63, 58, 52, 0.13);
  border-radius: 18px;
  background: rgba(247, 241, 228, 0.62);
  box-shadow: 0 14px 36px rgba(63, 58, 52, 0.055);
  font-size: clamp(0.86rem, 1.05vw, 1rem);
  line-height: 1.7;
}

.story-note span { display: block; margin-bottom: 0.45rem; font-size: 0.7rem; color: var(--berry); }
.paper-lift { transform: translateY(-5px) rotate(-0.45deg); box-shadow: 0 18px 38px rgba(63, 58, 52, 0.08); }
.note-a { grid-column: 2 / 6; grid-row: 6 / 8; }
.note-b { grid-column: 8 / 12; grid-row: 5 / 7; }
.note-c { grid-column: 2 / 6; grid-row: 6 / 8; }
.note-d { grid-column: 2 / 6; grid-row: 5 / 7; }

.object-shell {
  position: relative;
  margin: 0;
  opacity: 0;
  transform: translateY(16px) scale(0.985);
  filter: saturate(0.4);
  transition: opacity 900ms ease, transform 900ms cubic-bezier(.2,.8,.2,1), filter 900ms ease;
}

.object-shell::before {
  content: "";
  position: absolute;
  inset: 12% 8%;
  border-radius: 24px;
  background: rgba(228, 216, 197, 0.48);
  animation: skeletonPulse 2.8s ease-in-out infinite;
  z-index: -1;
}

.quest-page.is-visible .object-shell { opacity: 1; transform: none; filter: saturate(1); }
.quest-page.is-visible .object-shell::before { opacity: 0; transition: opacity 600ms ease 350ms; }

.iso-hill { grid-column: 8 / 12; grid-row: 2 / 5; align-self: center; }
.iso-hill svg, .burrow-stack svg { width: min(100%, 28rem); overflow: visible; }
svg path, svg ellipse { stroke: var(--ink); stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.shadow { fill: rgba(63, 58, 52, 0.08); stroke: none; }
.grass.top { fill: var(--green); }
.grass.left { fill: #b9d8b0; }
.grass.right { fill: var(--sky); }
.door { fill: var(--linen); }
.thread, .root { fill: none; stroke: var(--berry); stroke-dasharray: 7 8; }

.pawline { position: absolute; display: flex; gap: 0.72rem; z-index: 3; }
.pawline-one { left: 35%; top: 49%; transform: rotate(-18deg); }
.pawline-two { left: 25%; bottom: 18%; transform: rotate(17deg); }
.pawline-four { right: 22%; top: 35%; transform: rotate(-33deg); }
.pawline span { opacity: 0; animation: pawAppear 2.6s ease infinite; }
.pawline span:nth-child(2) { animation-delay: .22s; }
.pawline span:nth-child(3) { animation-delay: .44s; }
.pawline span:nth-child(4) { animation-delay: .66s; }
.pawline span:nth-child(5) { animation-delay: .88s; }

.rabbit {
  position: fixed;
  left: 8vw;
  top: 17vh;
  width: 38px;
  height: 42px;
  z-index: 4;
  transition: transform 680ms cubic-bezier(.18,.9,.25,1);
}
.ear, .body, .scarf, .eye { position: absolute; display: block; }
.ear { width: 12px; height: 25px; border: 1.5px solid var(--ink); background: var(--rice); border-radius: 50% 50% 45% 45%; top: 0; }
.e1 { left: 10px; transform: rotate(-12deg); }
.e2 { left: 20px; transform: rotate(13deg); }
.body { width: 28px; height: 25px; left: 6px; top: 17px; border: 1.5px solid var(--ink); background: var(--rice); border-radius: 54% 48% 50% 45%; }
.eye { width: 3px; height: 3px; border-radius: 50%; background: var(--ink); left: 25px; top: 26px; }
.scarf { width: 16px; height: 6px; left: 8px; top: 30px; border-radius: 999px; background: var(--berry); transition: background 400ms ease; }
.rabbit.hop { animation: rabbitHop 620ms ease; }

.drawer {
  grid-column: 2 / 8;
  grid-row: 2 / 7;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  grid-auto-rows: minmax(6.7rem, 1fr);
  gap: 0.75rem;
  padding: 1rem;
  border: 1px solid rgba(63, 58, 52, 0.16);
  border-radius: 24px;
  background: rgba(228, 216, 197, 0.34);
  box-shadow: inset 0 0 0 8px rgba(247, 241, 228, 0.42), 0 18px 40px rgba(63, 58, 52, 0.06);
}

.tray {
  position: relative;
  border: 1px solid rgba(63, 58, 52, 0.13);
  border-radius: 16px;
  background: rgba(247, 241, 228, 0.76);
  display: grid;
  place-items: center;
  overflow: hidden;
  transition: transform 240ms ease, box-shadow 240ms ease;
}
.tray:hover { transform: translateY(-4px) rotate(-0.7deg); box-shadow: 0 12px 24px rgba(63,58,52,0.08); }
.tray.wide { grid-column: span 2; }
.tray.tall { grid-row: span 2; }
.tray b { position: absolute; left: 0.65rem; bottom: 0.55rem; font-size: 0.58rem; }
.item { position: relative; width: 42px; height: 42px; display: block; }
.carrot::before { content: ""; position: absolute; inset: 8px 13px 3px; background: var(--carrot); border: 1px solid var(--ink); border-radius: 70% 70% 55% 55%; transform: rotate(32deg); }
.carrot::after { content: ""; position: absolute; width: 24px; height: 14px; left: 1px; top: 1px; border-radius: 50%; background: var(--green); border: 1px solid var(--ink); }
.moon { border-radius: 50%; background: var(--lavender); border: 1px solid var(--ink); box-shadow: inset 12px 0 0 var(--rice); }
.bottle { border: 1px solid var(--ink); border-radius: 14px 14px 18px 18px; background: var(--sky); height: 54px; }
.note { background: var(--linen); border: 1px solid var(--ink); transform: skewY(-12deg); }
.acorn { background: var(--carrot); border: 1px solid var(--ink); border-radius: 50% 50% 46% 46%; }
.acorn::before { content: ""; position: absolute; left: -4px; right: -4px; top: -4px; height: 16px; border-radius: 50%; background: var(--green); border: 1px solid var(--ink); }

.cap-right { grid-column: 9 / 12; grid-row: 7; }
.burrow-stack { grid-column: 6 / 12; grid-row: 2 / 6; align-self: center; }
.room path:nth-child(1) { fill: var(--linen); }
.room path:nth-child(2) { fill: var(--green); }
.room path:nth-child(3) { fill: var(--sky); }
.room ellipse { fill: rgba(63, 58, 52, 0.12); }
.room-two path:nth-child(2) { fill: var(--lavender); }
.room-three path:nth-child(2) { fill: var(--carrot); }
.cap-left { grid-column: 7 / 10; grid-row: 6; }

.breathing-circle {
  grid-column: 5 / 10;
  grid-row: 2 / 7;
  align-self: center;
  justify-self: center;
  width: clamp(17rem, 38vw, 31rem);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(63, 58, 52, 0.15);
  background:
    radial-gradient(circle, rgba(207, 231, 198, 0.5), rgba(207, 231, 198, 0.16) 47%, transparent 48%),
    repeating-radial-gradient(circle, transparent 0 26px, rgba(63,58,52,0.06) 27px 28px);
  animation: breathe 5s ease-in-out infinite;
}
.flag { position: absolute; left: 44%; top: 35%; font: 500 0.72rem/1.4 var(--mono); background: var(--rice); padding: 0.55rem 0.7rem; border: 1px solid rgba(63,58,52,0.15); border-radius: 12px; }
.flag span { position: absolute; width: 1px; height: 4.3rem; background: var(--ink); left: -0.55rem; top: -0.9rem; }
.flag span::after { content: ""; position: absolute; left: 1px; top: 0; width: 2rem; height: 1.2rem; background: var(--berry); clip-path: polygon(0 0, 100% 0, 75% 50%, 100% 100%, 0 100%); }
.moon-carrot { position: absolute; right: 26%; bottom: 24%; width: 4.7rem; height: 4.7rem; border-radius: 50%; background: var(--carrot); box-shadow: inset 1.5rem 0 0 var(--rice); border: 1px solid var(--ink); transform: rotate(-28deg); }
.cap-end { grid-column: 7 / 11; grid-row: 7; }

@keyframes skeletonPulse { 50% { opacity: 0.45; transform: scale(0.985); } }
@keyframes pawAppear { 0%, 18% { opacity: 0; transform: translateY(5px) rotate(-24deg); } 35%, 80% { opacity: .48; transform: translateY(0) rotate(-24deg); } 100% { opacity: 0; } }
@keyframes rabbitHop { 0%, 100% { margin-top: 0; } 45% { margin-top: -18px; } }
@keyframes breathe { 50% { transform: scale(1.025); } }

@media (max-width: 760px) {
  .quest-page { min-height: 108vh; grid-template-columns: repeat(6, 1fr); padding-left: 4rem; }
  .wordmark, .coordinate, .story-note, .iso-hill, .drawer, .burrow-stack, .breathing-circle, .caption, .scene-word { grid-column: 1 / -1 !important; }
  .scene-word { grid-row: 2 / 3 !important; font-size: 5rem; }
  .iso-hill, .drawer, .burrow-stack, .breathing-circle { grid-row: 3 / 6 !important; }
  .story-note { grid-row: 6 / 8 !important; }
  .drawer { grid-template-columns: 1fr 1fr; }
  .rabbit { transform: scale(0.82); }
}