/** Shopify CDN: Minification failed

Line 1533:0 Expected "}" to go with "{"

**/
.yagaku-lp--joyoren {
  --ink: #211d1b;
  --paper: #f3f0e9;
  --white: #fffefb;
  --yellow: #f0cc18;
  --blue: #5ab9d2;
  --orange: #ef7a42;
  --line: rgba(33, 29, 27, 0.25);
  --sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Noto Sans JP", sans-serif;
  --display: "A-OTF Gothic BBB Pr6N", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --serif: "Yu Mincho", "YuMincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
}

.yagaku-lp--joyoren * {
  box-sizing: border-box;
}

.yagaku-lp--joyoren {
  scroll-behavior: smooth;
}

.yagaku-lp--joyoren {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--sans);
  font-feature-settings: "palt" 1;
  -webkit-font-smoothing: antialiased;
}

.yagaku-lp--joyoren .site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(33, 29, 27, 0.16);
  background: rgba(255, 254, 251, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.yagaku-lp--joyoren .site-nav {
  width: min(100% - 32px, 760px);
  min-height: 46px;
  margin-inline: auto;
  display: flex;
  align-items: stretch;
  justify-content: center;
}

.yagaku-lp--joyoren .site-nav a {
  min-width: 0;
  padding: 13.12px clamp(11.2px, 2vw, 21.6px) 11.52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12.48px;
  font-weight: 700;
  letter-spacing: 0.035em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.yagaku-lp--joyoren .site-nav a:hover,
.yagaku-lp--joyoren .site-nav a:focus-visible {
  color: #247f99;
}

.yagaku-lp--joyoren .site-nav a:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: -4px;
}

.yagaku-lp--joyoren .floating-purchase {
  position: fixed;
  right: max(20px, env(safe-area-inset-right));
  bottom: max(20px, env(safe-area-inset-bottom));
  z-index: 45;
  min-height: 48px;
  padding: 11.52px 15.2px 10.88px 17.6px;
  display: inline-flex;
  gap: 10.4px;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--ink);
  border-radius: 999px;
  background: var(--orange);
  box-shadow: 4px 4px 0 var(--ink);
  font-size: 13.76px;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease, visibility 180ms ease;
}

.yagaku-lp--joyoren .floating-purchase:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 var(--ink);
}

.yagaku-lp--joyoren .floating-purchase:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.yagaku-lp--joyoren .floating-purchase.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  pointer-events: none;
}

.yagaku-lp--joyoren .floating-purchase-arrow {
  font-size: 1.1em;
}

.yagaku-lp--joyoren main {
  overflow: clip;
}

.yagaku-lp--joyoren #toc,
.yagaku-lp--joyoren #sample,
.yagaku-lp--joyoren #author,
.yagaku-lp--joyoren #purchase {
  scroll-margin-top: 62px;
}

.yagaku-lp--joyoren h1,
.yagaku-lp--joyoren h2,
.yagaku-lp--joyoren h3,
.yagaku-lp--joyoren p,
.yagaku-lp--joyoren blockquote,
.yagaku-lp--joyoren figure,
.yagaku-lp--joyoren dl,
.yagaku-lp--joyoren dd {
  margin: 0;
}

.yagaku-lp--joyoren a {
  color: inherit;
}

.yagaku-lp--joyoren img {
  display: block;
  max-width: 100%;
  height: auto;
}

.yagaku-lp--joyoren .page-width {
  width: min(100% - 48px, 1160px);
  margin-inline: auto;
}

.yagaku-lp--joyoren .section-white {
  background: var(--white);
}

.yagaku-lp--joyoren .section-paper {
  background: var(--paper);
}

.yagaku-lp--joyoren .section-yellow {
  background: var(--yellow);
}

.yagaku-lp--joyoren .section-number {
  font-size: 12.48px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.yagaku-lp--joyoren .section-kicker {
  margin-top: 20px;
  font-size: 13.12px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.yagaku-lp--joyoren .section-heading h2 {
  margin-top: 11.2px;
  font-family: var(--display);
  font-size: clamp(32px, 5vw, 72px);
  font-weight: 600;
  letter-spacing: 0.015em;
  line-height: 1.35;
}

.yagaku-lp--joyoren .button {
  min-height: 58px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 12.8px 22.4px;
  border: 2px solid var(--ink);
  font-size: 15.2px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.yagaku-lp--joyoren .button:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 var(--ink);
}

.yagaku-lp--joyoren .button:focus-visible,
.yagaku-lp--joyoren .sample-link:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 4px;
}

.yagaku-lp--joyoren .external-mark {
  font-size: 1.15em;
  line-height: 1;
}

/* Hero */
.yagaku-lp--joyoren .hero {
  min-height: 100svh;
  position: relative;
  display: grid;
  align-items: center;
  padding: 70px 0 90px;
  background: var(--paper);
}

.yagaku-lp--joyoren .hero-rule {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 6vw;
  width: 22px;
  background: var(--blue);
}

.yagaku-lp--joyoren .hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.78fr);
  gap: clamp(48px, 8vw, 128px);
  align-items: center;
}

.yagaku-lp--joyoren .hero-copy {
  position: relative;
  z-index: 1;
}

.yagaku-lp--joyoren .eyebrow {
  width: fit-content;
  padding: 7.36px 12.48px;
  background: var(--blue);
  font-size: clamp(16px, 1.45vw, 19.2px);
  font-weight: 700;
  letter-spacing: 0.035em;
  line-height: 1.5;
}

.yagaku-lp--joyoren .hero h1 {
  margin-top: 25.6px;
  font-family: var(--display);
  max-width: 12em;
  font-size: clamp(43.2px, 4.9vw, 80px);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.22;
  text-wrap: balance;
  line-break: strict;
}

.yagaku-lp--joyoren .hero h1 mark {
  padding-inline: 0.04em;
  background: linear-gradient(transparent 57%, var(--yellow) 57%);
  color: inherit;
}

.yagaku-lp--joyoren .hero-subtitle {
  margin-top: 14.4px;
  font-size: clamp(16px, 1.45vw, 20px);
  font-weight: 700;
  letter-spacing: 0.07em;
}

.yagaku-lp--joyoren .recommend-stamp {
  width: min(100%, 430px);
  margin-top: clamp(44.8px, 7vh, 80px);
  padding: 16px 6.4px 14.4px;
  display: grid;
  gap: 0;
  border-top: 4px solid var(--ink);
  border-bottom: 4px solid var(--ink);
  transform: rotate(-1.4deg);
}

.yagaku-lp--joyoren .recommend-stamp strong {
  font-family: var(--display);
  font-size: clamp(26.4px, 3.1vw, 48px);
  line-height: 1.2;
}

.yagaku-lp--joyoren .hero-book {
  width: min(100%, 410px);
  justify-self: center;
}

.yagaku-lp--joyoren .hero-book > img {
  width: 100%;
  height: auto;
  filter: drop-shadow(14px 16px 0 rgba(33, 29, 27, 0.92));
}

.yagaku-lp--joyoren .hero-meta {
  margin-top: 36.8px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
}

.yagaku-lp--joyoren .book-title {
  font-size: 20px;
  font-weight: 700;
}

.yagaku-lp--joyoren .hero-meta p:last-child {
  font-size: 15.68px;
}

.yagaku-lp--joyoren .scroll-cue {
  position: absolute;
  left: 22px;
  bottom: 0;
  height: 104px;
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 10.4px;
  font-weight: 700;
  letter-spacing: 0.16em;
  writing-mode: vertical-rl;
}

.yagaku-lp--joyoren .scroll-cue::after {
  content: "";
  width: 1px;
  height: 56px;
  background: var(--ink);
}

/* Recommendation */
.yagaku-lp--joyoren .recommendation {
  padding: clamp(80px, 11vw, 144px) 0;
  color: var(--ink);
}

.yagaku-lp--joyoren .recommendation-inner {
  display: block;
}

.yagaku-lp--joyoren .recommendation-copy {
  width: min(100%, 850px);
}

.yagaku-lp--joyoren .recommendation blockquote {
  margin-top: 0;
  padding-left: clamp(22.4px, 4vw, 52.8px);
  display: grid;
  gap: 24.8px;
  border-left: 4px solid var(--ink);
  font-family: var(--serif);
  font-size: clamp(22.4px, 2.4vw, 29.6px);
  line-height: 1.9;
}

.yagaku-lp--joyoren .recommendation cite {
  justify-self: end;
  font-family: var(--sans);
  font-size: clamp(19.2px, 2vw, 24px);
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.18em;
}

/* Ideas */
.yagaku-lp--joyoren .ideas {
  position: relative;
  padding: clamp(96px, 12vw, 176px) 0;
}

.yagaku-lp--joyoren .ideas .section-heading {
  display: block;
}

.yagaku-lp--joyoren .ideas .section-heading h2 {
  color: var(--blue);
  font-family: var(--sans);
  font-size: clamp(16px, 1.5vw, 19.2px);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.yagaku-lp--joyoren .ideas-grid {
  margin-top: 0;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 32px;
}

.yagaku-lp--joyoren .idea-card {
  min-height: 250px;
  position: relative;
  padding: clamp(24px, 3vw, 40px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  border: 3px solid var(--ink);
  background: var(--white);
}

.yagaku-lp--joyoren .idea-card:nth-child(even) {
  background: var(--blue);
}

.yagaku-lp--joyoren .idea-card-1,
.yagaku-lp--joyoren .idea-card-4 {
  box-shadow: 12px 12px 0 var(--yellow);
}

.yagaku-lp--joyoren .idea-card-1 { grid-column: 1 / span 6; }
.yagaku-lp--joyoren .idea-card-2 { grid-column: 7 / span 5; margin-top: 80px; }
.yagaku-lp--joyoren .idea-card-3 { grid-column: 2 / span 4; }
.yagaku-lp--joyoren .idea-card-4 { grid-column: 6 / span 6; margin-top: 32px; }
.yagaku-lp--joyoren .idea-card-5 { grid-column: 3 / span 8; min-height: 300px; }

.yagaku-lp--joyoren .idea-card h3 {
  font-family: var(--display);
  font-size: clamp(25.6px, 3.2vw, 48px);
  font-weight: 600;
  line-height: 1.42;
}

.yagaku-lp--joyoren .idea-card > p:last-child {
  margin-top: 13.6px;
  font-weight: 700;
}

/* About */
.yagaku-lp--joyoren .about {
  padding: clamp(96px, 12vw, 176px) 0;
  border-top: 1px solid var(--line);
}

.yagaku-lp--joyoren .about-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(64px, 9vw, 144px);
  align-items: start;
}

.yagaku-lp--joyoren .section-heading-sticky {
  position: sticky;
  top: 48px;
}

.yagaku-lp--joyoren .about .section-heading h2 {
  padding-left: 19.2px;
  border-left: 12px solid var(--yellow);
}

.yagaku-lp--joyoren .about .section-heading h2 strong {
  font-weight: 700;
}

.yagaku-lp--joyoren .about-blocks {
  display: grid;
}

.yagaku-lp--joyoren .about-blocks article {
  min-height: 260px;
  padding: 38.4px 0;
  display: grid;
  grid-template-columns: 1fr;
  align-content: center;
  border-bottom: 1px solid var(--line);
}

.yagaku-lp--joyoren .about-blocks article:first-child {
  border-top: 3px solid var(--ink);
}

.yagaku-lp--joyoren .about-blocks h3 {
  font-family: var(--display);
  font-size: clamp(24px, 2.3vw, 32px);
  line-height: 1.5;
}

.yagaku-lp--joyoren .about-blocks article div p {
  margin-top: 16px;
  font-size: 16px;
  line-height: 2.05;
}

/* Table of contents */
.yagaku-lp--joyoren .toc {
  padding: clamp(96px, 12vw, 160px) 0;
}

.yagaku-lp--joyoren .toc-heading {
  padding-bottom: 25.6px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  gap: 32px;
  border-bottom: 5px solid var(--ink);
}

.yagaku-lp--joyoren .toc-heading h2 {
  font-family: var(--display);
  font-size: clamp(35.2px, 5vw, 64px);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.2;
}

.yagaku-lp--joyoren .toc-list {
  display: grid;
}

.yagaku-lp--joyoren .toc-chapter {
  padding: clamp(32px, 4vw, 51.2px) 0;
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 7vw, 112px);
  border-bottom: 1px solid var(--line);
}

.yagaku-lp--joyoren .toc-chapter h3 span {
  color: var(--blue);
  font-size: 0.68em;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.yagaku-lp--joyoren .toc-chapter h3 {
  font-family: var(--display);
  font-size: clamp(21.6px, 2.4vw, 32px);
  font-weight: 600;
  line-height: 1.5;
}

.yagaku-lp--joyoren .toc-chapter ol {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: item;
  columns: 2;
  column-gap: 40px;
}

.yagaku-lp--joyoren .toc-chapter li {
  position: relative;
  padding: 3.52px 0 6.72px 35.2px;
  break-inside: avoid;
  counter-increment: item;
  font-size: 15.2px;
  line-height: 1.55;
}

.yagaku-lp--joyoren .toc-chapter li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 4.8px;
  color: rgba(33, 29, 27, 0.5);
  font-size: 10.72px;
  font-weight: 700;
}

.yagaku-lp--joyoren .toc-chapter:first-child li {
  padding-left: 0;
}

.yagaku-lp--joyoren .toc-chapter:first-child li::before {
  content: none;
}

.yagaku-lp--joyoren .sample-cta {
  margin-top: clamp(64px, 8vw, 112px);
  padding: clamp(32px, 5vw, 56px);
  display: flex;
  flex-direction: column;
  gap: 18.4px;
  align-items: center;
  background: var(--white);
  box-shadow: 10px 10px 0 rgba(90, 185, 210, 0.2);
  text-align: center;
}

.yagaku-lp--joyoren .book-icon {
  width: 58px;
  height: 47px;
  position: relative;
  border: 3px solid var(--ink);
  border-radius: 2px 5px 5px 2px;
  background: var(--white);
  box-shadow: 5px 5px 0 var(--yellow);
}

.yagaku-lp--joyoren .book-spine {
  position: absolute;
  inset: -3px auto -3px 8px;
  width: 3px;
  background: var(--ink);
}

.yagaku-lp--joyoren .book-page {
  position: absolute;
  left: 18px;
  right: 8px;
  top: 12px;
  height: 3px;
  background: var(--ink);
  box-shadow: 0 9px 0 var(--ink);
}

.yagaku-lp--joyoren .sample-cta p {
  font-size: clamp(16.8px, 2.2vw, 20px);
  font-weight: 700;
}

.yagaku-lp--joyoren .button-sample {
  min-width: min(100%, 320px);
  background: var(--blue);
  white-space: nowrap;
}

/* Author */
.yagaku-lp--joyoren .author {
  padding: clamp(96px, 12vw, 176px) 0;
}

.yagaku-lp--joyoren .author-layout {
  display: grid;
  grid-template-columns: 0.75fr 0.62fr 0.9fr;
  gap: clamp(32px, 6vw, 96px);
  align-items: center;
}

.yagaku-lp--joyoren .author .section-heading h2 {
  font-size: clamp(30.4px, 3.2vw, 44px);
}

.yagaku-lp--joyoren .author .section-kicker {
  margin-top: 0;
  font-size: 16.8px;
}

.yagaku-lp--joyoren .author-portrait {
  position: relative;
}

.yagaku-lp--joyoren .author-portrait::after {
  content: "";
  position: absolute;
  inset: 12px -12px -12px 12px;
  z-index: 0;
  background: var(--blue);
}

.yagaku-lp--joyoren .author-portrait img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  max-width: none;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
}

.yagaku-lp--joyoren .author-copy {
  display: grid;
  gap: 20.8px;
  font-size: 16.8px;
  line-height: 2;
}

/* Closing */
.yagaku-lp--joyoren .closing {
  padding: clamp(96px, 12vw, 160px) 0 clamp(80px, 9vw, 128px);
}

.yagaku-lp--joyoren .closing-quote {
  font-family: var(--serif);
}

.yagaku-lp--joyoren .closing-prelude > p {
  max-width: 760px;
  font-size: clamp(20px, 2.15vw, 26.4px);
  line-height: 2;
}

.yagaku-lp--joyoren .closing-prelude > p + p {
  margin-top: 28.8px;
}

.yagaku-lp--joyoren .closing-quote h2 {
  max-width: 1050px;
  margin-top: clamp(48px, 7vw, 96px);
  padding-top: clamp(40px, 6vw, 80px);
  border-top: 1px solid var(--ink);
  font-size: clamp(35.2px, 4.6vw, 70.4px);
  font-weight: 500;
  letter-spacing: -0.015em;
  line-height: 1.52;
}

.yagaku-lp--joyoren .ylp-product-card {
  margin-top: clamp(96px, 12vw, 176px);
  padding-top: clamp(48px, 7vw, 96px);
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1.35fr);
  gap: clamp(48px, 9vw, 144px);
  align-items: center;
  border-top: 5px solid var(--ink);
}

.yagaku-lp--joyoren .ylp-product-image {
  width: min(100%, 360px);
  justify-self: center;
}

.yagaku-lp--joyoren .ylp-product-image img {
  width: 100%;
  height: auto;
  max-width: none;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(12px 14px 0 rgba(33, 29, 27, 0.92));
}

.yagaku-lp--joyoren .ylp-product-label {
  font-size: 11.52px;
  font-weight: 700;
  letter-spacing: 0.18em;
}

.yagaku-lp--joyoren .ylp-product-info h3 {
  margin-top: 16px;
  font-family: var(--display);
  font-size: clamp(32px, 4.4vw, 64px);
  font-weight: 600;
  line-height: 1.4;
}

.yagaku-lp--joyoren .ylp-product-author {
  margin-top: 11.2px;
  font-weight: 700;
}

.yagaku-lp--joyoren .ylp-product-info dl {
  margin-top: 35.2px;
  padding-block: 16px;
  display: grid;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.yagaku-lp--joyoren .ylp-product-info dl div {
  display: grid;
  grid-template-columns: 96px 1fr;
  padding: 8.8px 0;
  font-size: 14.4px;
}

.yagaku-lp--joyoren .ylp-product-info dt {
  font-weight: 700;
}

.yagaku-lp--joyoren .button-primary {
  width: 100%;
  margin-top: 32px;
  background: var(--orange);
  color: var(--ink);
}

.yagaku-lp--joyoren .button-primary:hover {
  box-shadow: 6px 6px 0 var(--ink);
}

.yagaku-lp--joyoren .sample-link {
  width: fit-content;
  margin: 22.4px auto 0;
  display: flex;
  gap: 7.2px;
  align-items: center;
  font-size: 14.4px;
  font-weight: 700;
  text-underline-offset: 4.8px;
}

.yagaku-lp--joyoren footer {
  padding: 25.6px 24px;
  background: var(--ink);
  color: var(--white);
  font-size: 11.52px;
  letter-spacing: 0.08em;
  text-align: center;
}

.yagaku-lp--joyoren [data-reveal] {
  opacity: 0;
  translate: 0 13%;
  transition:
    opacity 0.85s cubic-bezier(0.33, 1, 0.68, 1),
    translate 1.45s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, translate;
}

.yagaku-lp--joyoren [data-reveal][data-visible="true"] {
  opacity: 1;
  translate: 0;
}

.yagaku-lp--joyoren [data-reveal-delay][data-visible="true"] {
  transition-delay: 220ms;
}

/* Desktop and tablet: a compact, fixed editorial canvas. */
@media (min-width: 821px) {
  .yagaku-lp--joyoren .page-width {
    width: min(calc(100% - 64px), 1040px);
  }

  .yagaku-lp--joyoren .site-nav {
    width: min(calc(100% - 48px), 860px);
    min-height: 62px;
  }

  .yagaku-lp--joyoren .site-nav a {
    padding: 17.28px 24.8px 16px;
    font-size: 15.2px;
    letter-spacing: 0.045em;
  }

  .yagaku-lp--joyoren .floating-purchase {
    right: 28px;
    bottom: 28px;
    min-height: 56px;
    padding: 14.08px 20px 13.12px 22.4px;
    gap: 12px;
    font-size: 16px;
  }

  .yagaku-lp--joyoren #toc,
  .yagaku-lp--joyoren #sample,
  .yagaku-lp--joyoren #author,
  .yagaku-lp--joyoren #purchase {
    scroll-margin-top: 76px;
  }

  .yagaku-lp--joyoren .hero {
    min-height: calc(100svh - 62px);
    padding: 34px 0 48px;
  }

  .yagaku-lp--joyoren .hero-inner {
    grid-template-columns: minmax(0, 500px) 350px;
    justify-content: center;
    gap: 44px;
  }

  .yagaku-lp--joyoren .hero-copy {
    align-self: center;
  }

  .yagaku-lp--joyoren .eyebrow {
    font-size: 16px;
  }

  .yagaku-lp--joyoren .hero h1 {
    max-width: none;
    margin-top: 21.6px;
    font-size: 56.8px;
    line-height: 1.2;
  }

  .yagaku-lp--joyoren .hero-subtitle {
    margin-top: 12px;
    font-size: 17.28px;
  }

  .yagaku-lp--joyoren .recommend-stamp {
    width: 410px;
    margin-top: 35.2px;
    padding-block: 12.8px 11.52px;
  }

  .yagaku-lp--joyoren .recommend-stamp strong {
    font-size: 34.4px;
  }

  .yagaku-lp--joyoren .hero-book {
    width: 340px;
    justify-self: start;
  }

  .yagaku-lp--joyoren .hero-meta {
    margin-top: 26.4px;
    display: grid;
    gap: 5.6px;
  }

  .yagaku-lp--joyoren .book-title {
    font-size: 19.2px;
  }

  .yagaku-lp--joyoren .hero-meta p:last-child {
    font-size: 15.68px;
  }

  .yagaku-lp--joyoren .hero-rule {
    right: max(24px, calc((100vw - 1040px) / 2 - 38px));
    width: 14px;
  }

  .yagaku-lp--joyoren .recommendation {
    padding: 60px 0;
  }

  .yagaku-lp--joyoren .recommendation-copy {
    width: min(100%, 860px);
    margin-inline: auto;
  }

  .yagaku-lp--joyoren .recommendation blockquote {
    padding-left: 32px;
    gap: 16px;
    border-left-width: 3px;
    font-size: 22.72px;
    line-height: 1.75;
  }

  .yagaku-lp--joyoren .recommendation cite {
    margin-top: 3.2px;
    font-size: 19.52px;
  }

  .yagaku-lp--joyoren .ideas {
    padding: 64px 0;
  }

  .yagaku-lp--joyoren .ideas-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 24px 26px;
  }

  .yagaku-lp--joyoren .idea-card,
  .yagaku-lp--joyoren .idea-card-1,
  .yagaku-lp--joyoren .idea-card-2,
  .yagaku-lp--joyoren .idea-card-3,
  .yagaku-lp--joyoren .idea-card-4,
  .yagaku-lp--joyoren .idea-card-5 {
    min-height: 160px;
    margin: 0;
    padding: 24px 26.4px;
    box-shadow: none;
  }

  .yagaku-lp--joyoren .idea-card:nth-child(odd) {
    box-shadow: 10px 10px 0 var(--yellow);
  }

  .yagaku-lp--joyoren .idea-card-1 {
    grid-column: 1 / span 7;
  }

  .yagaku-lp--joyoren .idea-card-2 {
    grid-column: 8 / span 5;
    margin-top: 30px;
  }

  .yagaku-lp--joyoren .idea-card-3 {
    grid-column: 2 / span 5;
    margin-top: -6px;
  }

  .yagaku-lp--joyoren .idea-card-4 {
    grid-column: 7 / span 6;
    margin-top: 22px;
  }

  .yagaku-lp--joyoren .idea-card-5 {
    grid-column: 3 / span 8;
    min-height: 150px;
    margin-top: 2px;
  }

  .yagaku-lp--joyoren .idea-card h3 {
    font-size: 26.4px;
    line-height: 1.4;
  }

  .yagaku-lp--joyoren .idea-card > p:last-child {
    margin-top: 8.8px;
    font-size: 14.4px;
  }

  .yagaku-lp--joyoren .about {
    padding: 64px 0 68px;
  }

  .yagaku-lp--joyoren .about-layout {
    display: block;
  }

  .yagaku-lp--joyoren .section-heading-sticky {
    position: static;
  }

  .yagaku-lp--joyoren .about .section-heading h2 {
    margin-top: 0;
    padding-left: 16px;
    border-left-width: 8px;
    font-size: 32.8px;
    line-height: 1.45;
  }

  .yagaku-lp--joyoren .about-blocks {
    margin-top: 38px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
  }

  .yagaku-lp--joyoren .about-blocks article,
  .yagaku-lp--joyoren .about-blocks article:first-child {
    min-height: 0;
    padding: 22.4px 0 0;
    align-content: start;
    border-top: 2px solid var(--ink);
    border-bottom: 0;
  }

  .yagaku-lp--joyoren .about-blocks h3 {
    font-size: 21.6px;
    line-height: 1.45;
  }

  .yagaku-lp--joyoren .about-blocks article div p {
    margin-top: 12.8px;
    font-size: 14.88px;
    line-height: 1.8;
  }

  .yagaku-lp--joyoren .toc {
    padding: 64px 0 68px;
  }

  .yagaku-lp--joyoren .toc-heading {
    padding-bottom: 16px;
    border-bottom-width: 3px;
  }

  .yagaku-lp--joyoren .toc-heading h2 {
    font-size: 36px;
  }

  .yagaku-lp--joyoren .toc-chapter {
    padding: 24.8px 0;
    grid-template-columns: 310px minmax(0, 1fr);
    gap: 34px;
  }

  .yagaku-lp--joyoren .toc-chapter:first-child h3 {
    white-space: nowrap;
  }

  .yagaku-lp--joyoren .toc-chapter h3 {
    font-size: 20.8px;
    line-height: 1.5;
  }

  .yagaku-lp--joyoren .toc-chapter li {
    padding-top: 2.88px;
    padding-bottom: 5.44px;
    font-size: 16px;
    line-height: 1.55;
  }

  .yagaku-lp--joyoren .sample-cta {
    margin-top: 38px;
    padding: 28.8px 32px;
    gap: 14.4px;
  }

  .yagaku-lp--joyoren .book-icon {
    width: 48px;
    height: 39px;
  }

  .yagaku-lp--joyoren .sample-cta p {
    font-size: 16.8px;
  }

  .yagaku-lp--joyoren .button-sample {
    min-height: 52px;
  }

  .yagaku-lp--joyoren .author {
    padding: 64px 0;
  }

  .yagaku-lp--joyoren .author-layout {
    grid-template-columns: 260px minmax(0, 1fr);
    grid-template-areas:
      "portrait heading"
      "portrait copy";
    grid-template-rows: auto 1fr;
    column-gap: 54px;
    row-gap: 21.6px;
    align-items: start;
  }

  .yagaku-lp--joyoren .author .section-heading {
    grid-area: heading;
    padding-top: 4px;
  }

  .yagaku-lp--joyoren .author .section-kicker {
    font-size: 14.4px;
  }

  .yagaku-lp--joyoren .author .section-heading h2 {
    margin-top: 8.8px;
    font-size: 34.4px;
  }

  .yagaku-lp--joyoren .author-portrait {
    grid-area: portrait;
    width: 240px;
  }

  .yagaku-lp--joyoren .author-copy {
    grid-area: copy;
    font-size: 16px;
    line-height: 1.9;
  }

  .yagaku-lp--joyoren .closing {
    padding: 64px 0 60px;
  }

  .yagaku-lp--joyoren .closing-prelude > p {
    max-width: 720px;
    font-size: 19.2px;
    line-height: 1.85;
  }

  .yagaku-lp--joyoren .closing-prelude > p + p {
    margin-top: 16px;
  }

  .yagaku-lp--joyoren .closing-quote h2 {
    max-width: 780px;
    margin-top: 36.8px;
    padding-top: 32px;
    font-size: 37.6px;
    line-height: 1.5;
  }

  .yagaku-lp--joyoren .ylp-product-card {
    margin-top: 54px;
    padding-top: 42px;
    grid-template-columns: 250px minmax(0, 1fr);
    gap: 58px;
    border-top-width: 3px;
  }

  .yagaku-lp--joyoren .ylp-product-image {
    width: 230px;
  }

  .yagaku-lp--joyoren .ylp-product-info h3 {
    margin-top: 12.8px;
    font-size: 35.2px;
    line-height: 1.4;
  }

  .yagaku-lp--joyoren .ylp-product-info dl {
    margin-top: 24px;
    padding-block: 11.2px;
  }

  .yagaku-lp--joyoren .ylp-product-info dl div {
    grid-template-columns: 80px 1fr;
    padding: 7.68px 0;
    font-size: 16px;
  }

  .yagaku-lp--joyoren .button-primary {
    width: min(100%, 420px);
    min-height: 54px;
    margin-top: 24px;
  }

  .yagaku-lp--joyoren .sample-link {
    margin: 16px 0 0 0;
    padding-left: 6.4px;
  }
}

@media (min-width: 821px) and (max-width: 1099px) {
  .yagaku-lp--joyoren .page-width {
    width: min(calc(100% - 48px), 920px);
  }

  .yagaku-lp--joyoren .hero-inner {
    grid-template-columns: minmax(0, 430px) 270px;
    justify-content: center;
    gap: 24px;
  }

  .yagaku-lp--joyoren .hero h1 {
    font-size: 42.4px;
  }

  .yagaku-lp--joyoren .hero-book {
    width: 260px;
  }

  .yagaku-lp--joyoren .about .section-heading h2 {
    font-size: 28.8px;
  }

  .yagaku-lp--joyoren .toc-chapter {
    grid-template-columns: 300px minmax(0, 1fr);
    gap: 28px;
  }
}

@media (max-width: 820px) {
  .yagaku-lp--joyoren .page-width {
    width: min(100% - 40px, 680px);
  }

  .yagaku-lp--joyoren .hero {
    min-height: auto;
    padding: 54px 0 80px;
  }

  .yagaku-lp--joyoren .hero-rule {
    right: 18px;
    width: 12px;
  }

  .yagaku-lp--joyoren .hero-inner {
    grid-template-columns: 1fr;
    gap: 51.2px;
  }

  .yagaku-lp--joyoren .hero h1 {
    font-size: clamp(48px, 13vw, 83.2px);
  }

  .yagaku-lp--joyoren .recommend-stamp {
    margin-top: 44.8px;
  }

  .yagaku-lp--joyoren .hero-book {
    width: min(74vw, 350px);
  }

  .yagaku-lp--joyoren .scroll-cue {
    display: none;
  }

  .yagaku-lp--joyoren .recommendation-inner {
    display: block;
  }

  .yagaku-lp--joyoren .ideas-grid {
    grid-template-columns: 1fr;
    gap: 20.8px;
  }

  .yagaku-lp--joyoren .idea-card,
  .yagaku-lp--joyoren .idea-card-1,
  .yagaku-lp--joyoren .idea-card-2,
  .yagaku-lp--joyoren .idea-card-3,
  .yagaku-lp--joyoren .idea-card-4,
  .yagaku-lp--joyoren .idea-card-5 {
    grid-column: auto;
    min-height: 230px;
    margin: 0;
  }

  .yagaku-lp--joyoren .idea-card:nth-child(even) {
    margin-left: 7%;
  }

  .yagaku-lp--joyoren .idea-card:nth-child(odd) {
    margin-right: 7%;
  }

  .yagaku-lp--joyoren .about-layout {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .yagaku-lp--joyoren .section-heading-sticky {
    position: static;
  }

  .yagaku-lp--joyoren .toc-chapter {
    grid-template-columns: 1fr;
    gap: 27.2px;
  }

  .yagaku-lp--joyoren .sample-cta {
    width: 100%;
  }

  .yagaku-lp--joyoren .author-layout {
    grid-template-columns: 1fr 0.7fr 1fr;
    gap: 32px;
  }

  .yagaku-lp--joyoren .ylp-product-card {
    gap: 48px;
  }
}

@media (max-width: 580px) {
  .yagaku-lp--joyoren .site-nav {
    width: 100%;
    min-height: 43px;
    padding-inline: 6px;
  }

  .yagaku-lp--joyoren .site-nav a {
    flex: 1 1 auto;
    padding: 12.32px 4.32px 11.04px;
    font-size: clamp(9.92px, 2.85vw, 11.52px);
    letter-spacing: 0;
  }

  .yagaku-lp--joyoren .floating-purchase {
    right: max(14px, env(safe-area-inset-right));
    bottom: max(14px, env(safe-area-inset-bottom));
    min-height: 44px;
    padding: 10.56px 13.12px 9.92px 15.2px;
    gap: 8px;
    font-size: 12.8px;
    box-shadow: 3px 3px 0 var(--ink);
  }

  .yagaku-lp--joyoren .page-width {
    width: calc(100% - 32px);
  }

  .yagaku-lp--joyoren .hero {
    padding-top: 36px;
  }

  .yagaku-lp--joyoren .eyebrow {
    max-width: calc(100% - 28px);
    font-size: clamp(14.4px, 4.1vw, 16.8px);
    line-height: 1.5;
  }

  .yagaku-lp--joyoren .hero h1 {
    margin-top: 20px;
    font-size: clamp(32.8px, 9.25vw, 44.8px);
    line-height: 1.34;
  }

  .yagaku-lp--joyoren .hero-subtitle {
    font-size: 15.68px;
    letter-spacing: 0.055em;
  }

  .yagaku-lp--joyoren .recommend-stamp strong {
    font-size: clamp(26.4px, 8vw, 37.6px);
  }

  .yagaku-lp--joyoren .hero-book {
    width: min(72vw, 290px);
  }

  .yagaku-lp--joyoren .hero-meta {
    margin-top: 32px;
    display: grid;
    gap: 5.6px;
  }

  .yagaku-lp--joyoren .book-title {
    font-size: 20.48px;
  }

  .yagaku-lp--joyoren .hero-meta p:last-child {
    font-size: 16px;
  }

  .yagaku-lp--joyoren .recommendation blockquote {
    padding-left: 19.2px;
    border-left-width: 3px;
    font-size: 22.72px;
    line-height: 1.85;
  }

  .yagaku-lp--joyoren .recommendation cite {
    font-size: 21.6px;
  }

  .yagaku-lp--joyoren .ideas .section-heading h2 {
    font-size: 16.32px;
  }

  .yagaku-lp--joyoren .idea-card {
    padding: 22.4px;
  }

  .yagaku-lp--joyoren .idea-card h3 {
    font-size: clamp(25.6px, 8.5vw, 36px);
  }

  .yagaku-lp--joyoren .about-blocks article {
    min-height: 0;
    grid-template-columns: 1fr;
  }

  .yagaku-lp--joyoren .toc-heading h2 {
    font-size: 38.4px;
  }

  .yagaku-lp--joyoren .toc-chapter ol {
    columns: 1;
  }

  .yagaku-lp--joyoren .sample-cta {
    width: calc(100% + 16px);
    margin-inline: -8px;
    padding-inline: 20px;
    text-align: center;
  }

  .yagaku-lp--joyoren .book-icon {
    justify-self: center;
  }

  .yagaku-lp--joyoren .author-layout {
    grid-template-columns: 1fr;
  }

  .yagaku-lp--joyoren .author-portrait {
    width: min(67vw, 280px);
    justify-self: center;
  }

  .yagaku-lp--joyoren .author-copy {
    margin-top: 16px;
    font-size: 16px;
    line-height: 1.9;
  }

  .yagaku-lp--joyoren .desktop-break {
    display: none;
  }

  .yagaku-lp--joyoren .closing-quote h2 {
    font-size: clamp(30.4px, 8.2vw, 41.6px);
    line-height: 1.6;
  }

  .yagaku-lp--joyoren .ylp-product-card {
    grid-template-columns: 1fr;
  }

  .yagaku-lp--joyoren .ylp-product-image {
    width: min(67vw, 280px);
  }

.yagaku-lp--joyoren .ylp-product-info h3 {
  font-size: min(34.4px, 7.7vw);
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .yagaku-lp--joyoren {
    scroll-behavior: auto;
  }

  .yagaku-lp--joyoren .button {
    transition: none;
  }

  .yagaku-lp--joyoren .floating-purchase {
    transition: none;
  }

  .yagaku-lp--joyoren [data-reveal] {
    opacity: 1 !important;
    translate: 0 !important;
    transition: none !important;
  }
}

body.yagaku-lp-active {
  display: block;
  background: #fff;
}
body.yagaku-lp-active > .shopify-section-group-header-group,
body.yagaku-lp-active > .shopify-section-group-footer-group,
body.yagaku-lp-active > #shopify-section-header,
body.yagaku-lp-active > #shopify-section-footer {
  display: none !important;
}
body.yagaku-lp-active #MainContent {
  min-height: 100vh;
}
body.yagaku-lp-active .shopify-section {
  margin: 0;
}