:root {
  --porcelain: #F8F1E6;
  --ink: #2B1713;
  --sugar: #F6C96B;
  --violet: #6B4058;
  --ume: #D96A8B;
  --matcha: #6F8A52;
  --rain: #A9C9D8;
  --display: "Zen Kurenaido", "Yu Mincho", "Hiragino Mincho ProN", serif;
  --mincho: "Shippori Mincho", "Yu Mincho", Georgia, serif;
  --syrup: "Fraunces", Georgia, serif;
  --sansjp: "Noto Sans JP", Inter, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--ink);
  background: var(--porcelain);
  font-family: var(--mincho);
  overflow-x: hidden;
}

button { font: inherit; color: inherit; }

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: .34;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(43, 23, 19, .08) 0 1px, transparent 1.5px),
    radial-gradient(circle at 77% 42%, rgba(107, 64, 88, .08) 0 1px, transparent 1.5px),
    linear-gradient(92deg, rgba(255,255,255,.18), rgba(43,23,19,.035) 28%, transparent 55%);
  background-size: 31px 37px, 47px 43px, 100% 100%;
  mix-blend-mode: multiply;
}

.cursor-wash {
  position: fixed;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 19;
  opacity: .18;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(217,106,139,.55), rgba(169,201,216,.18) 45%, transparent 70%);
  filter: blur(18px);
}

.scroll-archive { position: relative; }

.scene {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  padding: clamp(28px, 5vw, 78px);
  display: grid;
  align-items: center;
  background:
    radial-gradient(circle at 20% 22%, rgba(217,106,139,.16), transparent 28%),
    radial-gradient(circle at 82% 78%, rgba(169,201,216,.25), transparent 32%),
    linear-gradient(115deg, rgba(248,241,230,.96), rgba(248,241,230,.84));
}

.scene::before,
.scene::after {
  content: "";
  position: absolute;
  inset: 4% 3%;
  border: 1px solid rgba(43,23,19,.08);
  border-radius: 47% 53% 49% 51% / 2% 4% 3% 5%;
  z-index: -1;
  background: linear-gradient(90deg, rgba(255,255,255,.24), transparent 18%, rgba(43,23,19,.025));
  mask-image: radial-gradient(circle at 12% 16%, transparent 0 18px, black 19px), linear-gradient(#000,#000);
}

.scene::after {
  inset: auto -4% -16% 28%;
  height: 34vh;
  border: 0;
  background: radial-gradient(ellipse, rgba(246,201,107,.22), transparent 65%);
  filter: blur(18px);
}

.chapter-thread {
  position: fixed;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: grid;
  gap: 17px;
  z-index: 30;
}

.thread-dot {
  width: 13px;
  height: 13px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(43,23,19,.28);
  box-shadow: 0 0 0 6px rgba(248,241,230,.52);
  cursor: pointer;
  position: relative;
}

.thread-dot.active { background: var(--ume); box-shadow: 0 0 0 7px rgba(217,106,139,.18), 0 0 22px rgba(217,106,139,.45); }
.thread-dot span { position: absolute; right: 22px; top: -5px; opacity: 0; white-space: nowrap; font: 11px var(--sansjp); letter-spacing: .14em; }
.thread-dot:hover span, .thread-dot.active span { opacity: .72; }

.paper-sheet {
  width: min(980px, 88vw);
  min-height: 72vh;
  margin-left: clamp(0px, 7vw, 100px);
  position: relative;
  padding: clamp(34px, 6vw, 90px);
  background:
    radial-gradient(circle at 35% 31%, rgba(217,106,139,.18), transparent 26%),
    radial-gradient(circle at 76% 63%, rgba(169,201,216,.2), transparent 28%),
    rgba(248,241,230,.76);
  box-shadow: 0 30px 70px rgba(43,23,19,.12), inset 0 0 55px rgba(255,255,255,.5);
  border-radius: 45% 55% 48% 52% / 3% 4% 5% 2%;
}

.hero-sheet { animation: paperArrive 1300ms ease-out both; }

.opening-droplet {
  position: absolute;
  left: 52%;
  top: 45%;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--ume);
  transform: translate(-50%, -50%);
  animation: dropletLand 2600ms ease-out both;
}

.bloom {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  mix-blend-mode: multiply;
}

.bloom-ume {
  left: 30%;
  top: 18%;
  width: 52vmin;
  height: 52vmin;
  background: radial-gradient(circle, rgba(217,106,139,.32), rgba(246,201,107,.16) 38%, transparent 68%);
  animation: inkSpread 3200ms ease-out both;
}

.vertical { writing-mode: vertical-rl; text-orientation: mixed; }

.kicker {
  position: absolute;
  left: 28px;
  top: 30px;
  font-family: var(--display);
  letter-spacing: .25em;
  color: var(--violet);
}

.wordmark {
  margin: 17vh 0 18px;
  font-family: var(--display);
  font-size: clamp(54px, 12vw, 168px);
  font-weight: 400;
  letter-spacing: -.06em;
  line-height: .82;
  color: var(--ink);
  filter: url(#none);
  animation: wordBleed 2800ms .65s ease both;
}

.wordmark i { color: var(--ume); font-style: normal; text-shadow: 0 0 22px rgba(217,106,139,.5); }
.wordmark em { font-style: normal; color: var(--violet); }

.poem {
  max-width: 420px;
  font: 20px/1.55 var(--mincho);
  color: rgba(43,23,19,.72);
}

.ritual-prompt {
  margin-top: 22px;
  border: 0;
  border-radius: 999px 50% 999px 50%;
  background: rgba(248,241,230,.5);
  box-shadow: inset 0 0 0 1px rgba(43,23,19,.18), 0 12px 28px rgba(43,23,19,.08);
  padding: 13px 23px;
  font: 14px var(--sansjp);
  letter-spacing: .18em;
  cursor: pointer;
}

.ritual-prompt:hover, .ritual-prompt.inked { background: rgba(217,106,139,.18); transform: translateY(-2px) rotate(-1deg); }

.crest {
  position: absolute;
  right: 11%;
  bottom: 14%;
  width: 150px;
  height: 150px;
  border: 4px solid rgba(107,64,88,.5);
  border-radius: 50% 46% 52% 49%;
  display: grid;
  place-items: center;
  color: rgba(107,64,88,.75);
  transform: rotate(-13deg) scale(.85);
  opacity: 0;
  animation: stamp 900ms 2.2s cubic-bezier(.2,1.5,.3,1) both;
}

.crest span { position: absolute; font: 70px var(--display); }
.crest span:nth-child(2) { transform: rotate(120deg) translateY(-12px); opacity: .7; }
.crest span:nth-child(3) { transform: rotate(240deg) translateY(-12px); opacity: .7; }

.deckle-left {
  position: absolute;
  left: -24px;
  top: 0;
  width: 54px;
  height: 100%;
  background: radial-gradient(circle at 100% 8%, transparent 0 14px, rgba(248,241,230,.86) 15px 32px, transparent 33px);
  background-size: 54px 72px;
}

.title-block {
  position: absolute;
  top: 10%;
  max-width: 290px;
  z-index: 2;
}
.title-block.left { left: clamp(24px, 7vw, 110px); }
.title-block.right { right: clamp(28px, 7vw, 120px); text-align: right; }
.title-block h2 { margin: 0; font: 400 clamp(42px, 7vw, 100px)/.9 var(--mincho); color: var(--ink); }
.chapter-no { display: block; color: var(--ume); font: 30px var(--display); margin-bottom: 12px; }
.note { color: rgba(43,23,19,.65); font: 15px/1.7 var(--sansjp); letter-spacing: .1em; }

.scene-rain { background: radial-gradient(circle at 70% 18%, rgba(169,201,216,.42), transparent 29%), linear-gradient(180deg, var(--porcelain), #eef0e7); }
.shoji-memory { position: absolute; inset: 9% 8%; opacity: .2; background-image: linear-gradient(rgba(43,23,19,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(43,23,19,.22) 1px, transparent 1px); background-size: 110px 110px; transform: rotate(-2deg); filter: blur(.5px); }
.rain-field { position: absolute; inset: 0; overflow: hidden; }
.ingredient { position: absolute; top: -10vh; width: 62px; height: 62px; display: grid; place-items: center; border-radius: 50%; font: 12px var(--syrup); color: var(--ink); background: radial-gradient(circle, rgba(255,255,255,.5), rgba(169,201,216,.18), transparent 72%); animation: rainFall 11s linear infinite; }
.ingredient::before { content: ""; position: absolute; inset: 12px; border-radius: 50%; background: currentColor; opacity: .16; }
.sugar { left: 38%; color: var(--sugar); animation-delay: -2s; }
.matcha { left: 58%; color: var(--matcha); animation-delay: -6s; }
.azuki { left: 74%; color: var(--violet); animation-delay: -4s; }
.sakura { left: 47%; color: var(--ume); animation-delay: -8s; }
.rain { left: 85%; color: var(--rain); animation-delay: -1s; }
.bowl-row { position: absolute; right: 7vw; bottom: 13vh; display: flex; gap: clamp(16px, 3vw, 40px); align-items: end; }
.glass-bowl { width: clamp(130px, 16vw, 210px); height: 96px; border-radius: 0 0 90px 90px; border: 2px solid rgba(169,201,216,.8); border-top: 0; background: radial-gradient(ellipse at 50% 12%, rgba(169,201,216,.45), transparent 68%); display: grid; place-items: end center; padding-bottom: 16px; color: var(--violet); font: 14px var(--display); }
.tag { position: absolute; padding: 12px 16px; background: rgba(248,241,230,.72); border-left: 3px solid var(--ume); box-shadow: 0 10px 30px rgba(43,23,19,.08); font: 14px var(--sansjp); letter-spacing: .08em; transform: rotate(-4deg); }
.tag-one { left: 29%; bottom: 30%; }
.tag-two { right: 20%; top: 25%; transform: rotate(5deg); }

.scene-cabinet { background: radial-gradient(circle at 20% 70%, rgba(107,64,88,.18), transparent 32%), linear-gradient(145deg, #f8f1e6, #f1e9df); }
.cabinet-grid { width: min(900px, 68vw); display: grid; grid-template-columns: repeat(3, minmax(120px, 1fr)); gap: clamp(18px, 3vw, 38px); margin-left: clamp(16px, 6vw, 96px); }
.specimen { min-height: 210px; position: relative; display: grid; place-items: center; padding: 26px; background: rgba(255,255,255,.24); border: 1px solid rgba(43,23,19,.12); border-radius: 52% 48% 50% 47% / 4% 6% 5% 3%; box-shadow: inset 0 0 38px rgba(255,255,255,.45), 0 22px 50px rgba(43,23,19,.08); cursor: pointer; transition: transform .5s ease, filter .5s ease; }
.specimen:hover, .specimen.touched { transform: translateY(-8px) rotate(var(--tilt, -1deg)); filter: saturate(1.15); }
.specimen span { position: absolute; bottom: 14px; font: 12px var(--sansjp); letter-spacing: .12em; }
.specimen b { display: block; width: 112px; height: 112px; filter: drop-shadow(0 12px 12px rgba(43,23,19,.12)); }
.sakura-nerikiri { --tilt: 2deg; }
.sakura-nerikiri b { background: radial-gradient(circle at 50% 54%, #F8F1E6 0 13%, transparent 14%), conic-gradient(from 12deg, rgba(217,106,139,.8), rgba(248,241,230,.7), rgba(217,106,139,.9), rgba(248,241,230,.7), rgba(217,106,139,.75)); border-radius: 50%; }
.kohakutou b { clip-path: polygon(25% 2%, 86% 13%, 100% 62%, 58% 100%, 7% 82%, 0 26%); background: linear-gradient(135deg, rgba(169,201,216,.88), rgba(255,255,255,.55), rgba(246,201,107,.38)); }
.moon-mochi b { border-radius: 50%; background: radial-gradient(circle at 34% 35%, rgba(255,255,255,.9), rgba(246,201,107,.58) 40%, rgba(246,201,107,.2) 67%); }
.dorayaki b { border-radius: 50%; background: radial-gradient(circle at 50% 38%, rgba(246,201,107,.42), #8c5136 48%, #4b261c 72%); box-shadow: 18px 12px 0 rgba(43,23,19,.25); }
.yokan b { border-radius: 16px; background: radial-gradient(circle at 26% 30%, rgba(169,201,216,.22), transparent 28%), linear-gradient(135deg, #6B4058, #2B1713); }
.konpeito b { background: radial-gradient(circle, var(--sugar), rgba(246,201,107,.5)); clip-path: polygon(50% 0, 60% 32%, 93% 18%, 72% 49%, 100% 68%, 64% 67%, 58% 100%, 43% 69%, 8% 82%, 31% 52%, 0 33%, 37% 34%); }
.caption-oracle { position: absolute; left: 13%; bottom: 8%; max-width: 360px; min-height: 54px; font: 25px/1.35 var(--syrup); color: var(--violet); }

.scene-recipe { background: radial-gradient(circle at 85% 22%, rgba(111,138,82,.2), transparent 30%), linear-gradient(160deg, #f8f1e6, #f5ecd9); }
.narrow { max-width: 220px; }
.recipe-stroke { position: absolute; inset: 12% 5% 6% 12%; width: 86%; height: 76%; }
.recipe-stroke path { fill: none; stroke: rgba(43,23,19,.78); stroke-width: 12; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 1900; stroke-dashoffset: 1900; filter: drop-shadow(0 0 16px rgba(111,138,82,.16)); }
.scene-recipe.in-view .recipe-stroke path, .recipe-stroke.drawn path { animation: drawBrush 2500ms ease-out forwards; }
.process { position: absolute; width: 170px; padding: 18px; background: rgba(248,241,230,.68); border-radius: 44% 56% 48% 52% / 8% 5% 7% 4%; box-shadow: 0 18px 40px rgba(43,23,19,.08); }
.process i { display: block; width: 44px; height: 44px; margin-bottom: 8px; border-radius: 50%; background: radial-gradient(circle, rgba(217,106,139,.42), transparent 70%); }
.process strong { display: block; font: 24px var(--syrup); }
.process span { font: 12px var(--sansjp); letter-spacing: .08em; color: rgba(43,23,19,.64); }
.p-steam { left: 25%; top: 22%; transform: rotate(-6deg); }
.p-fold { left: 42%; bottom: 18%; transform: rotate(4deg); }
.p-syrup { right: 24%; top: 19%; transform: rotate(5deg); }
.p-pick { right: 8%; bottom: 28%; transform: rotate(-5deg); }
.recipe-prompt { position: absolute; left: 51%; bottom: 7%; }

.scene-lantern { background: radial-gradient(circle at 50% 42%, rgba(246,201,107,.22), transparent 28%), linear-gradient(180deg, #A9C9D8, #6B4058 62%, #2B1713); color: var(--porcelain); }
.night-wash { position: absolute; inset: 0; background: radial-gradient(circle at 20% 10%, rgba(248,241,230,.18), transparent 24%), radial-gradient(circle at 75% 30%, rgba(217,106,139,.16), transparent 23%); mix-blend-mode: screen; }
.lantern-wrap { position: absolute; left: 17%; top: 12%; width: 300px; height: 520px; transform-origin: top; animation: lanternSway 4200ms ease-in-out infinite; }
.cord { position: absolute; left: 50%; top: 0; width: 2px; height: 170px; background: rgba(217,106,139,.55); }
.sugar-lantern { position: absolute; left: 28px; top: 150px; width: 240px; height: 270px; border-radius: 48% 52% 45% 55%; background: radial-gradient(circle at 50% 45%, rgba(248,241,230,.86), rgba(246,201,107,.78) 42%, rgba(217,106,139,.36) 70%, transparent 72%); box-shadow: 0 0 80px rgba(246,201,107,.78), 0 0 180px rgba(246,201,107,.36); }
.pearl-dot { position: absolute; right: 50px; bottom: 68px; width: 23px; height: 23px; border-radius: 50%; background: var(--sugar); box-shadow: 0 0 26px var(--sugar); }
.closing-mark { margin-left: auto; margin-right: 8vw; max-width: 520px; z-index: 2; }
.closing-mark h2 { margin: 0; font: 400 clamp(58px, 9vw, 130px)/.85 var(--display); letter-spacing: -.06em; }
.closing-mark h2 span { color: var(--sugar); text-shadow: 0 0 34px var(--sugar); }
.closing-mark p:not(.vertical) { font: 20px/1.55 var(--mincho); color: rgba(248,241,230,.76); }
.closing-mark .vertical { color: var(--sugar); letter-spacing: .35em; }
.final-crest { position: absolute; right: 14%; bottom: 12%; width: 160px; height: 160px; border-radius: 50%; border: 5px solid rgba(246,201,107,.62); display: grid; place-items: center; color: var(--sugar); font: 100px var(--display); opacity: .18; transform: rotate(10deg) scale(.86); }
.final-crest.stamped { animation: finalStamp 850ms cubic-bezier(.15,1.6,.35,1) both; }

@keyframes paperArrive { from { transform: translateX(-12vw) rotate(-1.8deg); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes dropletLand { 0% { transform: translate(-50%, -220%) scale(.1); opacity: 0; } 24% { opacity: 1; } 42% { transform: translate(-50%, -50%) scale(1); } 100% { transform: translate(-50%, -50%) scale(24); opacity: 0; } }
@keyframes inkSpread { from { transform: scale(.08); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes wordBleed { from { opacity: 0; filter: blur(12px); letter-spacing: .03em; } to { opacity: 1; filter: blur(0); letter-spacing: -.06em; } }
@keyframes stamp { 0% { opacity: 0; transform: rotate(-30deg) scale(1.9); filter: blur(8px); } 68% { opacity: .9; transform: rotate(-13deg) scale(.78); filter: blur(0); } 100% { opacity: .65; transform: rotate(-13deg) scale(.85); } }
@keyframes rainFall { from { transform: translateY(-12vh) rotate(0deg); } to { transform: translateY(124vh) rotate(360deg); } }
@keyframes drawBrush { to { stroke-dashoffset: 0; } }
@keyframes lanternSway { 0%,100% { transform: rotate(-2deg); } 50% { transform: rotate(2.5deg); } }
@keyframes finalStamp { 0% { opacity: .1; transform: rotate(35deg) scale(2.2); filter: blur(9px); } 70% { opacity: .82; transform: rotate(10deg) scale(.78); } 100% { opacity: .72; transform: rotate(10deg) scale(.92); filter: blur(0); } }

@media (max-width: 760px) {
  .chapter-thread { right: 12px; }
  .paper-sheet { width: 92vw; margin: 0; }
  .wordmark { font-size: 18vw; }
  .title-block, .title-block.left, .title-block.right { position: relative; top: auto; left: auto; right: auto; text-align: left; margin-bottom: 25vh; }
  .cabinet-grid { width: 86vw; grid-template-columns: 1fr 1fr; margin: 0; }
  .bowl-row { left: 8vw; right: auto; flex-wrap: wrap; }
  .process { transform: scale(.82); }
  .p-steam { left: 10%; } .p-fold { left: 34%; } .p-syrup { right: 8%; } .p-pick { right: 2%; bottom: 12%; }
  .lantern-wrap { left: -20px; opacity: .75; }
  .closing-mark { margin: 32vh 4vw 0 auto; }
}