:root {
  --ink: #22231f;
  --forest: #25483a;
  --moss: #71806a;
  --rust: #9c4b32;
  --paper: #f3efe5;
  --cream: #faf8f2;
  --line: #c8c3b5;
  --paper-muted: #e9e2d3;
  --paper-gold: #ead7ae;
  --line-soft: #aaa393;
  --antique-line: #83693e;
  --muted-ink: #64655f;
  --brown-ink: #62513f;
  --forest-soft: #b9c6b8;
  --serif: "Shippori Mincho", "Noto Serif JP", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--cream); font-family: var(--serif); line-height: 1.8; }
button, a { font: inherit; }
button { color: inherit; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.skip-link { position: fixed; left: 12px; top: -80px; z-index: 100; padding: 10px 16px; background: #fff; }
.skip-link:focus { top: 12px; }

.site-header { height: 76px; padding: 0 4.5vw; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); background: rgba(250,248,242,.92); backdrop-filter: blur(12px); position: relative; z-index: 20; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 17px; letter-spacing: .16em; }
.brand-mark { display: grid; place-items: center; width: 31px; height: 31px; border: 1px solid var(--forest); color: var(--forest); font-size: 14px; }
.site-header nav { display: flex; align-items: center; gap: 32px; font-size: 12px; letter-spacing: .08em; }
.header-cta { padding: 10px 17px; color: #fff; background: var(--forest); }

.hero { min-height: calc(100svh - 76px); display: grid; grid-template-columns: minmax(0, .92fr) minmax(420px, 1.08fr); overflow: hidden; border-bottom: 1px solid var(--line); }
.hero-copy { min-height: calc(100svh - 76px); padding: 8vh 5vw 7vh 7vw; display: flex; flex-direction: column; justify-content: center; }
.eyebrow, .section-number, .plan-label { margin: 0 0 22px; color: var(--forest); font-family: Georgia, serif; font-size: 10px; letter-spacing: .2em; }
.hero h1 { margin: 0; font-weight: 500; font-size: clamp(42px, 4.2vw, 68px); letter-spacing: -.05em; line-height: 1.37; word-break: keep-all; overflow-wrap: anywhere; }
.hero h1 em { color: var(--rust); font-style: normal; }
.hero-lead { margin: 28px 0; max-width: 630px; font-size: 15px; }
.hero-offer { width: min(520px, 100%); margin: 2px 0 24px; padding: 18px 20px 15px; border-top: 1px solid var(--rust); border-bottom: 1px solid var(--rust); display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 6px 18px; }
.offer-badge { padding: 5px 10px; color: #fff; background: var(--rust); font-size: 11px; letter-spacing: .12em; }
.offer-price { display: flex; align-items: baseline; gap: 5px; color: var(--rust); white-space: nowrap; }
.offer-price strong { font-family: Georgia, serif; font-size: 51px; font-weight: 400; line-height: 1; }
.offer-price small { font-size: 11px; }
.hero-offer p { grid-column: 1/-1; margin: 0; font-size: 10px; }
.hero-actions { display: flex; align-items: center; gap: 22px; }
.button { min-height: 52px; display: inline-flex; align-items: center; justify-content: center; padding: 13px 25px; border: 1px solid var(--forest); font-size: 12px; letter-spacing: .08em; }
.button.primary { color: #fff; background: var(--forest); }
.button.secondary { color: var(--forest); background: transparent; }
.text-link { border-bottom: 1px solid var(--ink); font-size: 11px; }
.microcopy { margin: 13px 0 0; color: #696b63; font-size: 9px; }

.hero-book { min-width: 0; min-height: 680px; padding: 48px 4vw 34px; display: grid; place-items: center; align-content: center; overflow: hidden; background: radial-gradient(circle at 48% 42%, #eee8dc 0 32%, #d8d0c0 76%, #c8bfaf 100%); }
.book-stage { position: relative; width: min(31vw, 420px); aspect-ratio: 1075 / 1463; perspective: 1800px; transform: translateX(8%); filter: drop-shadow(0 30px 32px rgba(31,25,17,.24)); will-change: transform; animation: book-stage-shift 18s cubic-bezier(.7,.02,.28,.99) infinite; }
.book-stage::after { content: ""; position: absolute; left: 5%; right: -5%; bottom: -4%; z-index: 0; height: 8%; border-radius: 50%; background: rgba(45,36,24,.22); filter: blur(18px); }
.book-back { position: absolute; inset: 0; z-index: 1; border: 6px solid #3a260e; border-radius: 3px 11px 11px 3px; background: #18100a; box-shadow: 10px 8px 0 #7c6744, 15px 13px 0 #e8dcc4; }
.book-leaf { position: absolute; inset: 0; transform-origin: left center; transform-style: preserve-3d; }
.book-leaf::before { content: ""; position: absolute; inset: 0; z-index: 3; border: 1px solid rgba(99,72,39,.26); border-radius: 9px 2px 2px 9px; background: #ead8b3 url("assets/onboarding-observation.jpg") center / cover no-repeat; box-shadow: inset -16px 0 25px rgba(54,37,18,.17), 0 13px 24px rgba(42,31,19,.16); transform: rotateY(180deg) translateZ(1px); backface-visibility: hidden; pointer-events: none; }
.book-leaf::after { content: ""; position: absolute; inset: 0; border-left: 1px solid rgba(66,45,22,.32); border-radius: 2px 9px 9px 2px; box-shadow: inset 14px 0 22px rgba(48,34,18,.16), inset -2px 0 0 rgba(84,59,27,.18); transform: translateZ(1px); backface-visibility: hidden; pointer-events: none; }
.book-leaf > img { width: 100%; height: 100%; object-fit: cover; border-radius: 2px 9px 9px 2px; transform: translateZ(.5px); backface-visibility: hidden; }
.book-cover { z-index: 7; animation: book-cover-turn 18s cubic-bezier(.7,.02,.28,.99) infinite; }
.book-cover::before { border-color: #4a351c; background-color: #d8c39a; box-shadow: inset -22px 0 30px rgba(42,27,12,.3), 0 13px 24px rgba(42,31,19,.2); }
.book-cover::after { border: 0; box-shadow: inset 18px 0 24px rgba(0,0,0,.28), inset -3px 0 2px rgba(220,172,64,.23); }
.book-page { overflow: hidden; background: #ead7ae; }
.book-page-1 { z-index: 6; animation: book-page-one 18s cubic-bezier(.72,.02,.26,.99) infinite; }
.book-page-2 { z-index: 5; animation: book-page-two 18s cubic-bezier(.72,.02,.26,.99) infinite; }
.book-page-3 { z-index: 4; animation: book-page-three 18s cubic-bezier(.72,.02,.26,.99) infinite; }
.book-page-4 { z-index: 3; animation: book-page-four 18s cubic-bezier(.72,.02,.26,.99) infinite; }
.book-page-5 { z-index: 2; }
.book-page-text { position: absolute; z-index: 2; width: 68%; padding: clamp(10px, 1.2vw, 18px); display: grid; gap: 7px; border: 1px solid rgba(114,82,43,.25); color: #352719; background: rgba(242,223,187,.68); box-shadow: 0 8px 20px rgba(53,37,20,.12); text-align: center; transform: translateZ(1.5px); backface-visibility: hidden; backdrop-filter: blur(2px); }
.book-page-text span { color: #83693e; font-family: Georgia, serif; font-size: clamp(6px, .55vw, 9px); letter-spacing: .16em; }
.book-page-text strong { font-family: Georgia, serif; font-size: clamp(12px, 1.25vw, 19px); font-weight: 400; line-height: 1.25; }
.book-page-text small { color: #62513f; font-size: clamp(7px, .7vw, 10px); }
.book-page-text.position-center { left: 16%; top: 42%; }
.book-page-text.position-upper { left: 16%; top: 12%; }
.book-page-text.position-right { right: 7%; top: 42%; width: 54%; }
.book-page-text.position-upper-left { left: 8%; top: 14%; width: 70%; }
.book-caption { margin: 30px 0 0; color: #57564e; font-size: 9px; letter-spacing: .08em; text-align: center; }
.book-caption span { margin-right: 12px; color: var(--forest); font-family: Georgia, serif; letter-spacing: .18em; }
@keyframes book-cover-turn {
  0%, 7% { transform: rotateY(0deg); }
  14%, 91% { transform: rotateY(-168deg); }
  97%, 100% { transform: rotateY(0deg); }
}
@keyframes book-stage-shift {
  0%, 7% { transform: translateX(8%); }
  14%, 91% { transform: translateX(50%); }
  97%, 100% { transform: translateX(8%); }
}
@keyframes book-page-one {
  0%, 22% { transform: rotateY(0deg); }
  29%, 91% { transform: rotateY(-168deg); }
  97%, 100% { transform: rotateY(0deg); }
}
@keyframes book-page-two {
  0%, 38% { transform: rotateY(0deg); }
  45%, 91% { transform: rotateY(-168deg); }
  97%, 100% { transform: rotateY(0deg); }
}
@keyframes book-page-three {
  0%, 54% { transform: rotateY(0deg); }
  61%, 91% { transform: rotateY(-168deg); }
  97%, 100% { transform: rotateY(0deg); }
}
@keyframes book-page-four {
  0%, 70% { transform: rotateY(0deg); }
  77%, 91% { transform: rotateY(-168deg); }
  97%, 100% { transform: rotateY(0deg); }
}

.collection-motion { display: grid; grid-template-columns: minmax(240px, .62fr) minmax(0, 1.38fr); gap: clamp(44px, 7vw, 120px); align-items: center; background: var(--paper); }
.collection-motion-heading h2 { margin: 0; font-size: clamp(32px, 3.6vw, 54px); font-weight: 500; line-height: 1.5; letter-spacing: -.04em; }
.collection-motion-heading > p:last-child { max-width: 440px; margin: 26px 0 0; font-size: 12px; }
.collection-motion-frame { position: relative; width: 100%; height: clamp(480px, 51vw, 680px); overflow: hidden; border: 1px solid #b7ae9d; background: #e7e0d0; box-shadow: inset 0 0 0 14px rgba(250,248,242,.5); }
.collection-motion-frame::before { content: "BOTANICAL ARCHIVE"; position: absolute; right: 25px; top: 25px; z-index: 7; color: rgba(37,72,58,.55); font-family: Georgia, serif; font-size: 9px; letter-spacing: .22em; writing-mode: vertical-rl; }
.stack-stage { position: absolute; inset: 0; }
.falling-card { --x: 0px; --y: 0px; --r: 0deg; position: absolute; left: 50%; top: 50%; width: clamp(155px, 16vw, 245px); margin: 0; padding: 0; visibility: hidden; opacity: 0; border: 0; background: #e9ddc6; box-shadow: 0 20px 55px rgba(38,34,25,.18); transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))) rotate(var(--r)); cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M3 3C18 3 28 9 28 18C20 20 10 16 3 3Z' fill='%234d6b42' stroke='%23f4ead3' stroke-width='1.5'/%3E%3Cpath d='M5 5L22 16' stroke='%23f4ead3' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") 3 3, zoom-in; transition: filter .2s ease, box-shadow .2s ease; }
.falling-card img { width: 100%; aspect-ratio: .52; object-fit: cover; }
.falling-card:hover, .falling-card:focus-visible { filter: brightness(1.05); box-shadow: 0 26px 65px rgba(38,34,25,.3), 0 0 0 3px rgba(113,128,106,.48); outline: 0; }
.card-1 { --x: -145px; --y: 45px; --r: -13deg; z-index: 1; animation-delay: 0s; }
.card-2 { --x: 120px; --y: 62px; --r: 11deg; z-index: 2; animation-delay: 1.15s; }
.card-3 { --x: -70px; --y: 12px; --r: -5deg; z-index: 3; animation-delay: 2.3s; }
.card-4 { --x: 65px; --y: 25px; --r: 5deg; z-index: 4; animation-delay: 3.45s; }
.card-5 { --x: 0px; --y: -28px; --r: -1deg; z-index: 5; animation-delay: 4.6s; }
.stack-stage.replaying .falling-card { animation: none; }
.stack-stage.play .falling-card { animation-name: fall-in; animation-duration: 1.25s; animation-timing-function: cubic-bezier(.22,.68,.3,1); animation-fill-mode: both; }
.stack-shadow { position: absolute; left: 21%; right: 19%; bottom: 10%; height: 28px; border-radius: 50%; background: rgba(47,40,28,.16); filter: blur(16px); }
.replay { position: absolute; right: 35px; bottom: 28px; z-index: 8; border: 0; border-bottom: 1px solid currentColor; background: transparent; cursor: pointer; font-size: 10px; letter-spacing: .1em; }
.collection-motion-hint { position: absolute; left: 28px; bottom: 23px; z-index: 8; margin: 0; color: #5f6259; font-size: 9px; letter-spacing: .08em; }
@keyframes fall-in {
  0% { visibility: hidden; opacity: 0; transform: translate(calc(-50% + var(--x)), -115vh) rotate(calc(var(--r) - 15deg)); }
  1% { visibility: visible; }
  65% { opacity: 1; transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y) - 35px)) rotate(calc(var(--r) + 4deg)); }
  83% { transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y) + 10px)) rotate(calc(var(--r) - 2deg)); }
  100% { visibility: visible; opacity: 1; transform: translate(calc(-50% + var(--x)), calc(-50% + var(--y))) rotate(var(--r)); }
}

.section-pad { padding: 120px 7vw; }
.statement { background: var(--forest); color: #f4f0e6; }
.statement .section-number { color: #b9c6b8; }
.statement-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10vw; }
.statement h2, .section-heading h2, .feature-heading h2, .final-cta h2, .price h2 { margin: 0; font-size: clamp(34px, 4.4vw, 62px); font-weight: 500; line-height: 1.45; letter-spacing: -.04em; }
.statement-grid > div { max-width: 620px; font-size: 15px; }
.statement-grid > div p { margin: 0 0 22px; }

.section-heading, .feature-heading { display: flex; justify-content: space-between; align-items: end; gap: 40px; margin-bottom: 60px; }
.section-heading > p, .feature-heading > p { width: 340px; margin: 0 0 8px; font-size: 11px; }

.feature-scroll { height: 430vh; position: relative; background: #ebe6db; }
.feature-sticky { position: sticky; top: 0; height: 100svh; padding: 7vh 0 3vh; display: flex; flex-direction: column; overflow: hidden; }
.feature-heading { padding: 0 7vw; margin-bottom: 3vh; }
.feature-heading h2 { font-size: clamp(31px, 3.4vw, 50px); }
.gallery-window { flex: 1; min-height: 0; overflow: hidden; }
.gallery-track { height: 100%; display: flex; align-items: stretch; gap: 5vw; padding: 0 7vw; width: max-content; will-change: transform; }
.feature-frame { width: min(58vw, 760px); height: 100%; min-height: 380px; padding: 0; display: grid; grid-template-columns: 54px minmax(280px, .85fr) minmax(230px, .6fr); align-items: stretch; border: 0; background: transparent; text-align: left; cursor: pointer; }
.frame-no { padding-top: 12px; color: var(--forest); font-family: Georgia, serif; font-size: 11px; letter-spacing: .12em; writing-mode: vertical-rl; }
.wood-frame { position: relative; min-height: 0; padding: 22px; border: 8px ridge #7d6848; background: #a69069; box-shadow: 0 20px 50px rgba(40,34,26,.16); }
.wood-frame::after { content: ""; position: absolute; inset: 15px; border: 1px solid rgba(74,57,34,.55); pointer-events: none; }
.mock-app { width: 100%; height: 100%; min-height: 340px; padding: 28px; display: flex; flex-direction: column; background: #f8f6ef; border: 10px solid #ded8ca; overflow: hidden; }
.mock-top { padding-bottom: 13px; border-bottom: 1px solid var(--line); color: #72756e; font-family: Georgia, serif; font-size: 8px; letter-spacing: .16em; }
.mock-app > strong { margin: 18px 0 25px; font-size: clamp(20px, 2.2vw, 32px); font-weight: 500; }
.care-row { padding: 12px 0; display: grid; grid-template-columns: 34px 1fr; border-bottom: 1px solid #d9d7ce; }
.care-row i { grid-row: 1/3; width: 25px; height: 25px; display: grid; place-items: center; border: 1px solid var(--moss); border-radius: 50%; color: var(--forest); font-style: normal; font-size: 9px; }
.care-row b { font-size: 11px; font-weight: 500; }
.care-row small { color: #70736d; font-size: 8px; }
.care-row.done { opacity: .46; }
.meter { display: grid; grid-template-columns: 1fr 1.3fr; gap: 6px 14px; margin-bottom: 18px; }
.meter i { font-family: Georgia, serif; font-size: 8px; font-style: normal; letter-spacing: .1em; }
.meter b { position: relative; height: 5px; margin-top: 7px; background: #d5d6ce; }
.meter b::after { content: ""; position: absolute; inset: 0 auto 0 0; width: var(--meter); background: var(--forest); }
.meter small { grid-column: 2; font-size: 9px; }
.timeline { position: relative; min-height: 58px; padding: 5px 0 12px 30px; display: grid; border-left: 1px solid #a8ad9f; }
.timeline i { position: absolute; left: -5px; top: 9px; width: 9px; height: 9px; border-radius: 50%; background: var(--rust); }
.timeline b { font-size: 11px; font-weight: 500; }
.timeline small { color: #777; font-size: 8px; }
.guide-leaf { margin: 2px auto 12px; color: var(--forest); font-size: 80px; line-height: 1; }
.guide-note { margin-top: auto; padding-top: 15px; display: grid; gap: 8px; border-top: 1px solid var(--line); }
.guide-note b { font-size: 12px; font-weight: 500; }
.guide-note small { font-size: 9px; }
.chat { max-width: 86%; padding: 12px 14px; margin-bottom: 12px; font-size: 9px; }
.chat.user { align-self: flex-end; color: #fff; background: var(--forest); }
.chat.ai { align-self: flex-start; background: #e8e3d7; }
.frame-copy { align-self: center; padding: 28px 0 28px 35px; display: grid; gap: 14px; }
.frame-copy strong { font-size: clamp(17px, 1.8vw, 25px); font-weight: 500; line-height: 1.65; }
.frame-copy small { font-size: 10px; }
.gallery-footer { padding: 2.6vh 7vw 0; display: grid; grid-template-columns: 60px 1fr auto; align-items: center; gap: 20px; font-family: Georgia, serif; font-size: 10px; }
.gallery-line { height: 1px; background: #c6c1b4; }
.gallery-line i { display: block; width: 20%; height: 1px; background: var(--forest); transform-origin: left; }
.gallery-buttons { display: flex; gap: 7px; }
.gallery-buttons button { width: 42px; height: 36px; border: 1px solid var(--forest); background: transparent; cursor: pointer; }

.feature-gallery { background: #e9e2d3; overflow: hidden; }
.feature-gallery-heading { margin-bottom: 52px; }
.antique-frame-row { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: clamp(12px, 1.7vw, 28px); align-items: start; }
.antique-feature { min-width: 0; padding: 0; display: flex; flex-direction: column; border: 0; background: transparent; text-align: left; cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M3 3C18 3 28 9 28 18C20 20 10 16 3 3Z' fill='%234d6b42' stroke='%23f4ead3' stroke-width='1.5'/%3E%3Cpath d='M5 5L22 16' stroke='%23f4ead3' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") 3 3, zoom-in; }
.feature-index { margin: 0 0 9px 5px; color: var(--forest); font-family: Georgia, serif; font-size: 9px; letter-spacing: .13em; }
.antique-frame { position: relative; width: 100%; aspect-ratio: 1122 / 1402; filter: drop-shadow(0 18px 18px rgba(42,34,22,.25)); transition: transform .28s ease, filter .28s ease; }
.antique-frame::before { content: ""; position: absolute; left: 21.9%; top: 20.1%; z-index: 0; width: 56.2%; height: 60%; background: #d8c7a5; box-shadow: inset 0 0 12px rgba(50,33,13,.35); }
.antique-frame::after { content: ""; position: absolute; inset: 0; z-index: 2; background: url("assets/antique-gold-frame.png") center / contain no-repeat; pointer-events: none; }
.frame-viewport { position: absolute; left: 21.9%; top: 20.1%; z-index: 1; width: 56.2%; height: 60%; display: flex; flex-direction: column; overflow-x: hidden; overflow-y: auto; overscroll-behavior: contain; background: #d8c7a5; scrollbar-color: #60764c #e7dcc5; scrollbar-width: thin; cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M3 3C18 3 28 9 28 18C20 20 10 16 3 3Z' fill='%234d6b42' stroke='%23f4ead3' stroke-width='1.5'/%3E%3Cpath d='M5 5L22 16' stroke='%23f4ead3' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") 3 3, ns-resize; }
.frame-viewport::-webkit-scrollbar { width: 8px; }
.frame-viewport::-webkit-scrollbar-track { background: #e7dcc5; }
.frame-viewport::-webkit-scrollbar-thumb { border: 2px solid #e7dcc5; border-radius: 999px; background: #60764c; }
.antique-frame img { width: 100%; height: auto; flex: 0 0 auto; margin: auto 0; display: block; border: 0; filter: sepia(.05) saturate(.9) contrast(.98); }
.antique-feature:hover .antique-frame, .antique-feature:focus-visible .antique-frame { transform: translateY(-8px) scale(1.015); filter: drop-shadow(0 26px 22px rgba(42,34,22,.32)); }
.feature-plaque { width: calc(100% - 18px); min-height: 84px; margin: -1px auto 0; padding: 15px 9px 12px; display: grid; align-content: start; gap: 4px; border: 1px solid #8b7651; background: #e2d4b4; text-align: center; }
.feature-plaque strong { font-size: clamp(11px, 1.15vw, 16px); font-weight: 600; line-height: 1.55; }
.feature-plaque small { color: #625b4f; font-size: clamp(7px, .7vw, 9px); line-height: 1.6; }
.frame-hint { margin: 24px 0 0; color: #68675f; font-size: 9px; letter-spacing: .08em; text-align: right; }
.frame-controls { display: none; align-items: center; justify-content: center; gap: 14px; margin-top: 18px; }
.frame-controls p { margin: 0; color: #666257; font-size: 9px; letter-spacing: .08em; }
.leaf-nav { min-width: 58px; min-height: 44px; padding: 7px 11px; display: inline-flex; align-items: center; justify-content: center; gap: 3px; border: 1px solid #85724f; border-radius: 999px; color: #304d35; background: #f3ead8; box-shadow: 0 5px 13px rgba(55,43,24,.13); font-size: 17px; cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3E%3Cpath d='M3 3C18 3 28 9 28 18C20 20 10 16 3 3Z' fill='%234d6b42' stroke='%23f4ead3' stroke-width='1.5'/%3E%3Cpath d='M5 5L22 16' stroke='%23f4ead3' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E") 3 3, pointer; transition: transform .2s ease, background-color .2s ease, opacity .2s ease; }
.leaf-nav:hover, .leaf-nav:focus-visible { transform: translateY(-2px); background: #e7dbc1; }
.leaf-nav:disabled { opacity: .35; transform: none; cursor: default; }
.more-features { margin-top: 105px; padding-top: 70px; display: grid; grid-template-columns: .72fr 1.28fr; gap: 8vw; border-top: 1px solid #aaa393; }
.more-features h3 { margin: 0; font-size: clamp(25px, 3vw, 42px); font-weight: 500; line-height: 1.55; letter-spacing: -.04em; }
.more-feature-list { margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); list-style: none; border-top: 1px solid #aaa393; }
.more-feature-list li { min-height: 125px; padding: 20px 16px; display: grid; grid-template-columns: 34px 1fr; align-content: start; gap: 4px 12px; border-bottom: 1px solid #aaa393; }
.more-feature-list li:nth-child(odd) { border-right: 1px solid #aaa393; }
.more-feature-list.motion-ready li { opacity: 0; transform: translateY(28px); }
.more-feature-list.motion-ready.is-visible li { animation: more-feature-rise .7s cubic-bezier(.2,.72,.28,1) forwards; }
.more-feature-list.motion-ready.is-visible li:nth-child(1) { animation-delay: 0s; }
.more-feature-list.motion-ready.is-visible li:nth-child(2) { animation-delay: .18s; }
.more-feature-list.motion-ready.is-visible li:nth-child(3) { animation-delay: .36s; }
.more-feature-list.motion-ready.is-visible li:nth-child(4) { animation-delay: .54s; }
.more-feature-list.motion-ready.is-visible li:nth-child(5) { animation-delay: .72s; }
.more-feature-list.motion-ready.is-visible li:nth-child(6) { animation-delay: .9s; }
.more-feature-list span { grid-row: 1/3; color: var(--rust); font-family: Georgia, serif; font-size: 10px; }
.more-feature-list strong { font-size: 13px; font-weight: 600; }
.more-feature-list small { color: #64655f; font-size: 9px; line-height: 1.8; }
@keyframes more-feature-rise {
  0% { opacity: 0; transform: translateY(28px); }
  100% { opacity: 1; transform: translateY(0); }
}

.price { background: var(--cream); }
.plans { max-width: 1080px; margin: 0 auto; display: grid; grid-template-columns: .8fr 1.2fr; align-items: stretch; }
.plan { position: relative; padding: 52px; border: 1px solid var(--line); }
.key-plan { color: #f8f3e9; background: var(--forest); border-color: var(--forest); }
.plan h3 { min-height: 64px; margin: 0 0 28px; font-size: 18px; font-weight: 500; }
.plan-price { display: flex; align-items: baseline; gap: 7px; padding-bottom: 20px; border-bottom: 1px solid currentColor; }
.plan-price strong { font-family: Georgia, serif; font-size: clamp(64px, 7.5vw, 102px); font-weight: 400; line-height: 1; }
.plan-price span, .plan-price small { font-size: 11px; }
.plan ul { margin: 28px 0 38px; padding: 0; list-style: none; font-size: 11px; }
.plan li { padding: 9px 0; border-bottom: 1px solid rgba(128,128,128,.3); }
.plan li::before { content: "—"; margin-right: 9px; }
.key-plan .button { color: var(--forest); background: #f6f1e7; border-color: #f6f1e7; width: 100%; }
.limited { position: absolute; right: 0; top: 0; padding: 11px 20px; color: #fff; background: var(--rust); font-size: 11px; letter-spacing: .12em; }
.retained { margin: 12px 0 0; color: #d8dcbf; font-size: 11px; }
.after-price { margin: 5px 0 0; font-size: 9px; }
.stock-note { margin: 12px 0 0; color: #c8d1c4; font-size: 8px; text-align: center; }

.final-cta { min-height: 680px; display: grid; grid-template-columns: 1fr minmax(260px, 390px); gap: 8vw; align-items: center; background: #e9e2d3; overflow: hidden; }
.final-cta > div > p:not(.section-number) { max-width: 560px; margin: 25px 0 35px; font-size: 13px; }
.final-plate { width: 74%; margin: 0 auto; transform: rotate(5deg); box-shadow: 0 25px 65px rgba(42,36,25,.2); }
footer { padding: 40px 5vw 90px; display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 20px; border-top: 1px solid var(--line); font-size: 10px; }
footer p { text-align: center; }

.feature-dialog { width: min(94vw, 640px); max-height: 90svh; padding: 45px; border: 0; background: var(--cream); box-shadow: 0 30px 90px rgba(0,0,0,.3); }
.feature-dialog::backdrop { background: rgba(26,28,23,.72); backdrop-filter: blur(4px); }
.dialog-close { position: absolute; right: 12px; top: 10px; z-index: 2; width: 36px; height: 36px; border: 1px solid currentColor; background: var(--cream); cursor: pointer; }
.feature-dialog { width: min(94vw, 760px); }
.feature-dialog img { width: 100%; max-height: 63svh; object-fit: contain; object-position: top; background: #e6ddcc; border: 10px ridge #7d6848; }
.feature-dialog .section-number { margin: 18px 0 6px; }
.feature-dialog h2 { margin: 0 0 8px; font-size: 28px; font-weight: 500; }
.feature-dialog > p:not(.section-number) { margin: 0; font-size: 11px; }
.plate-preview-dialog { width: min(92vw, 640px); max-height: 94svh; padding: 42px 42px 30px; border: 0; background: var(--cream); box-shadow: 0 30px 90px rgba(0,0,0,.34); }
.plate-preview-dialog::backdrop { background: rgba(26,28,23,.78); backdrop-filter: blur(5px); }
.plate-preview-dialog img { width: auto; max-width: 100%; max-height: 76svh; margin: 0 auto; object-fit: contain; box-shadow: 0 18px 45px rgba(39,32,22,.2); }
.plate-preview-dialog .section-number { margin: 18px 0 4px; text-align: center; }
.plate-preview-dialog h2 { margin: 0; font-size: 20px; font-weight: 500; text-align: center; }
.mobile-cta { display: none; }

@media (max-width: 980px) {
  .site-header nav > a:not(.header-cta) { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { min-height: 740px; padding: 8vh 8vw; }
  .hero-book { min-height: 720px; }
  .book-stage { width: min(56vw, 420px); }
  .collection-motion { grid-template-columns: 1fr; }
  .collection-motion-heading { max-width: 680px; }
  .collection-motion-frame { height: min(72vw, 650px); }
  .feature-frame { width: 82vw; grid-template-columns: 40px minmax(260px,.9fr) minmax(210px,.6fr); }
  .plans { grid-template-columns: 1fr; }
  .plan h3 { min-height: auto; }
}

@media (max-width: 1100px) {
  .antique-frame-row { display: flex; gap: 22px; padding: 6px 3vw 28px; overflow-x: auto; scroll-snap-type: x mandatory; scroll-behavior: smooth; scrollbar-width: none; }
  .antique-frame-row::-webkit-scrollbar { display: none; }
  .antique-feature { flex: 0 0 240px; scroll-snap-align: center; }
  .frame-controls { display: flex; }
}

@media (max-width: 720px) {
  .site-header { height: 64px; padding: 0 5vw; }
  .brand { font-size: 14px; }
  .site-header nav { gap: 0; }
  .header-cta { display: none; }
  .hero { min-height: auto; }
  .hero-copy { min-height: auto; padding: 62px 6vw 50px; }
  .hero h1 { font-size: 40px; }
  .hero-lead { font-size: 12px; }
  .hero-offer { grid-template-columns: 1fr; gap: 10px; }
  .offer-price strong { font-size: 50px; }
  .hero-actions { align-items: stretch; flex-direction: column; gap: 15px; }
  .hero-actions .button { width: 100%; }
  .hero-actions .text-link { align-self: flex-start; }
  .hero-book { min-height: 570px; padding: 42px 4vw 30px; }
  .book-stage { width: min(72vw, 330px); transform: translateX(7%); }
  .book-caption { margin-top: 24px; }
  .collection-motion { gap: 38px; }
  .collection-motion-frame { height: min(132vw, 540px); }
  .collection-motion-heading h2 { font-size: 34px; }
  .falling-card { width: min(43vw, 178px); }
  .card-1 { --x: -78px; --y: 30px; --r: -12deg; }
  .card-2 { --x: 74px; --y: 43px; --r: 10deg; }
  .card-3 { --x: 0px; --y: -20px; --r: -1deg; }
  .card-4, .card-5 { display: none; }
  .replay { right: 20px; bottom: 20px; }
  .collection-motion-hint { left: 18px; bottom: 54px; width: 120px; line-height: 1.6; }
  .section-pad { padding: 80px 6vw; }
  .statement-grid { grid-template-columns: 1fr; gap: 35px; }
  .statement h2, .section-heading h2, .final-cta h2, .price h2 { font-size: 34px; }
  .section-heading { align-items: start; flex-direction: column; margin-bottom: 45px; }
  .section-heading > p { width: auto; }
  .feature-gallery { padding-left: 0; padding-right: 0; }
  .feature-gallery-heading, .more-features { margin-left: 6vw; margin-right: 6vw; }
  .antique-frame-row { gap: 18px; padding: 6px 6vw 26px; }
  .antique-feature { flex: 0 0 68vw; scroll-snap-align: center; }
  .feature-plaque strong { font-size: 15px; }
  .feature-plaque small { font-size: 9px; }
  .frame-hint { padding: 0 6vw; }
  .more-features { margin-top: 75px; padding-top: 50px; grid-template-columns: 1fr; gap: 38px; }
  .more-feature-list { grid-template-columns: 1fr; }
  .more-feature-list li:nth-child(odd) { border-right: 0; }
  .feature-scroll { height: auto; padding: 80px 0; }
  .feature-sticky { position: static; height: auto; padding: 0; overflow: visible; }
  .feature-heading { padding: 0 6vw; align-items: start; flex-direction: column; margin-bottom: 40px; }
  .feature-heading h2 { font-size: 34px; }
  .feature-heading > p { width: auto; }
  .desktop-only { display: none; }
  .gallery-window { overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none; }
  .gallery-window::-webkit-scrollbar { display: none; }
  .gallery-track { height: auto; gap: 20px; padding: 0 6vw; transform: none !important; }
  .feature-frame { width: 84vw; height: auto; min-height: 0; grid-template-columns: 30px 1fr; grid-template-rows: auto auto; scroll-snap-align: center; }
  .wood-frame { min-height: 490px; padding: 15px; }
  .mock-app { min-height: 450px; padding: 24px; }
  .frame-copy { grid-column: 2; padding: 22px 0 5px; }
  .frame-copy strong { font-size: 17px; }
  .gallery-footer { padding: 25px 6vw 0; }
  .gallery-buttons { display: none; }
  .plans { display: block; }
  .plan { padding: 40px 26px; }
  .price-heading { margin-bottom: 45px; }
  .final-cta { min-height: auto; grid-template-columns: 1fr; padding-bottom: 110px; }
  .final-plate { width: 58%; }
  footer { grid-template-columns: 1fr; padding-bottom: 100px; }
  footer p { text-align: left; }
  .mobile-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; padding: 10px 5vw; display: flex; align-items: center; justify-content: space-between; gap: 10px; color: #fff; background: var(--forest); box-shadow: 0 -5px 20px rgba(0,0,0,.14); font-size: 9px; }
  .mobile-cta span { display: grid; }
  .mobile-cta b { color: #e8c0a5; font-weight: 500; }
  .mobile-cta a { padding: 11px 13px; color: var(--forest); background: #fff; font-size: 10px; }
  .feature-dialog { padding: 38px 22px 25px; }
  .plate-preview-dialog { padding: 38px 18px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; animation-delay: 0ms !important; scroll-behavior: auto !important; transition: none !important; }
  .falling-card { visibility: visible; opacity: 1; animation: none !important; }
  .book-stage { transform: translateX(50%); animation: none !important; }
  .book-cover { transform: rotateY(-168deg); animation: none !important; }
  .book-page { animation: none !important; }
  .more-feature-list.motion-ready li { opacity: 1; transform: none; animation: none !important; }
}

/* ══ 金継ぎ調整: 可読性と色の役割を整理（2026-10-12） ══ */

/* 1. 小さな説明文字は12px、補助本文は15px、短い見出しは16pxへ統一。 */
.eyebrow,
.section-number,
.plan-label,
.hero-offer p,
.offer-badge,
.offer-price small,
.text-link,
.replay,
.feature-index,
.more-feature-list span,
.more-feature-list small,
.plan-price span,
.plan-price small,
.plan ul,
.limited,
.retained,
.after-price,
.stock-note,
.microcopy,
.book-caption,
.collection-motion-hint,
.frame-hint,
.section-heading > p,
.feature-heading > p,
.book-page-text span,
.book-page-text small,
.feature-plaque small,
.frame-controls p,
.mobile-cta,
.mobile-cta span,
.mobile-cta b,
.mobile-cta a,
footer,
footer small {
  font-size: 12px;
  line-height: 1.75;
}

.collection-motion-heading > p:last-child,
.more-feature-list strong,
.final-cta > div > p:not(.section-number) {
  font-size: 15px;
}

.brand,
.brand-mark,
.book-page-text strong,
.feature-plaque strong,
.leaf-nav span {
  font-size: 16px;
}

/* 2. 写真・紙面の上でも読める濃さと、必要最小限の紙色の下地。 */
.book-page-text {
  color: var(--ink);
  border-color: var(--antique-line);
  background: rgba(234, 215, 174, .9);
}

.book-page-text span,
.book-page-text small,
.book-caption {
  color: var(--ink);
}

.collection-motion-hint {
  max-width: min(230px, calc(100% - 150px));
  padding: 5px 8px;
  color: var(--ink);
  background: rgba(243, 239, 229, .92);
  box-shadow: 0 2px 8px rgba(34, 35, 31, .08);
}

.frame-hint,
.frame-controls p,
.microcopy {
  color: var(--muted-ink);
}

.feature-plaque small {
  color: var(--brown-ink);
}

.leaf-nav span {
  color: var(--forest);
}

#key-plan p.plan-label:nth-child(2) {
  color: var(--forest-soft);
}

/* 3. 同じ役割の近似色だけを基本色へ寄せる。章ごとの紙色と古書の陰影は残す。 */
.collection-motion-frame,
.falling-card,
.leaf-nav,
.key-plan .button {
  background-color: var(--paper-muted);
}

.collection-motion-frame {
  border-color: var(--line-soft);
}

.frame-viewport,
.feature-plaque {
  background-color: var(--paper-gold);
}

.feature-plaque,
.leaf-nav {
  border-color: var(--antique-line);
}

.statement,
.key-plan,
.retained {
  color: var(--paper-muted);
}

.key-plan .button {
  border-color: var(--paper-muted);
}

.book-back,
.stack-shadow {
  background-color: var(--ink);
}

.stock-note {
  color: var(--forest-soft);
}

article.plan,
footer {
  border-color: var(--paper-muted);
}

.collection-motion-frame::before {
  color: var(--forest);
  font-size: 12px;
}

.collection-motion-heading {
  position: relative;
  z-index: 9;
  padding-block: 18px;
  background: var(--paper);
}

.book-stage {
  overflow: visible;
  isolation: isolate;
}

@media (max-width: 720px) {
  .collection-motion-hint {
    left: 14px;
    bottom: 52px;
    width: auto;
    max-width: calc(100% - 110px);
  }
}

/* 料金の前の「向いている方・向いていない方」と、価格の根拠・無料AIの注記 */
.fit { max-width: 1080px; margin: 0 auto 36px; display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fit-col { padding: 26px 32px; }
.fit-col + .fit-col { border-left: 1px solid var(--line); }
.fit-label { margin: 0 0 12px; color: var(--brown-ink); font-size: 11px; letter-spacing: .12em; }
.fit ul { margin: 0; padding: 0; list-style: none; color: var(--ink); font-size: 12px; line-height: 1.9; }
.fit li::before { content: "—"; margin-right: 9px; color: var(--muted-ink); }
.price-reason { margin: 14px 0 0; color: #e7e2d4; font-size: 11px; line-height: 1.8; }
.plan-note { margin: -26px 0 30px; color: var(--muted-ink); font-size: 9px; line-height: 1.7; }
@media (max-width: 720px) {
  .fit { grid-template-columns: 1fr; margin-bottom: 28px; }
  .fit-col { padding: 22px 4px; }
  .fit-col + .fit-col { border-left: 0; border-top: 1px solid var(--line); }
}