:root {
  --paper: #f5f4ef;
  --ink: #233f3b;
  --muted: #596964;
  --line: #cbd2c9;
  --blue: #0088bf;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", Georgia, serif;
  --sans: "Hiragino Kaku Gothic ProN", "Yu Gothic", Meiryo, sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 32px;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.95;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-underline-offset: 5px;
}
a:hover {
  color: #006892;
}
a:focus-visible {
  outline: 3px solid var(--blue);
  outline-offset: 6px;
}
img {
  max-width: 100%;
  height: auto;
}
h1,
h2,
h3,
p {
  margin: 0;
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 500;
}
h2 {
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.7;
  letter-spacing: 0.045em;
}
.wrap {
  max-width: 1240px;
  margin-inline: auto;
  padding-inline: 48px;
}
.header {
  min-height: 120px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.brand {
  display: block;
  width: 188px;
  line-height: 0;
  flex-shrink: 0;
}
.header nav {
  display: flex;
  align-items: center;
  gap: 32px;
  font-size: 12px;
  font-weight: 600;
}
.header nav a {
  text-decoration: none;
}
.nav-contact {
  border-bottom: 1px solid var(--ink);
  padding-block: 8px;
}
.nav-contact span {
  margin-left: 16px;
}
.hero {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  position: relative;
  padding-top: 62px;
}
.eyebrow,
.section-index {
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
}
.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--blue);
  border-radius: 50%;
  margin-right: 10px;
}
.hero h1 {
  font-size: clamp(48px, 5.5vw, 76px);
  line-height: 1.42;
  letter-spacing: 0.06em;
  margin-top: 28px;
}
.accent {
  position: relative;
}
.accent:after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  border-bottom: 3px solid #83afb0;
}
.hero-description {
  font-size: 14px;
  line-height: 2.15;
  margin-top: 28px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 48px;
  text-decoration: none;
  border-bottom: 1px solid var(--ink);
  padding-block: 12px;
  font-size: 13px;
  font-weight: 600;
}
.hero .text-link {
  margin-top: 25px;
}
.hero-art {
  position: relative;
  min-height: 560px;
  align-self: center;
}
.orbit {
  position: absolute;
  border: 1px solid #d7dcd2;
  border-radius: 50%;
  width: 460px;
  height: 460px;
  top: 30px;
  left: -5px;
}
.orbit-two {
  width: 355px;
  height: 355px;
  left: 48px;
  top: 82px;
}
.paper {
  position: absolute;
  width: 265px;
  height: 350px;
  box-shadow: 5px 20px 35px #1c403416;
  display: flex;
  flex-direction: column;
}
.paper-back {
  right: -3px;
  top: 35px;
  background: #e4e9df;
  transform: rotate(11deg);
  padding: 25px;
}
.paper-label {
  font-size: 8px;
  letter-spacing: 0.16em;
}
.paper-lines {
  flex: 1;
  background: repeating-linear-gradient(transparent 0 24px, #bac7ba 24px 25px);
  margin-block: 22px;
}
.paper-note {
  font-family: var(--serif);
  font-size: 13px;
}
.paper-front {
  top: 170px;
  left: 12px;
  transform: rotate(-10deg);
  padding: 30px;
  background: #fffef8;
  justify-content: space-between;
}
.abstract-mark {
  display: flex;
  gap: 6px;
  margin-block: 16px;
}
.abstract-mark i {
  width: 30px;
  height: 45px;
  border-radius: 50%;
  background: #b9cdc1;
  transform: rotate(35deg);
}
.abstract-mark i:nth-child(2) {
  background: #6d9f94;
}
.abstract-mark i:nth-child(3) {
  background: #2f5d55;
}
.paper-title {
  font-family: var(--serif);
  font-size: 29px;
  line-height: 1.65;
}
.paper-foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 8px;
  letter-spacing: 0.1em;
  margin-top: 20px;
}
.paper-foot b {
  font-size: 20px;
  font-weight: 400;
}
.art-caption {
  position: absolute;
  bottom: 0;
  right: 0;
  font:
    italic 15px Georgia,
    serif;
  color: var(--muted);
}
.hero-bottom {
  grid-column: 1/-1;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  margin-top: 72px;
  padding-bottom: 22px;
  font-size: 9px;
  letter-spacing: 0.13em;
  color: var(--muted);
}
.hero-bottom span span {
  margin-left: 22px;
}
.section {
  padding-block: 110px;
}
.about,
.company {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
}
.section-index {
  padding-top: 12px;
}
.about-body {
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: 30px;
  font-size: 14px;
  color: var(--muted);
  margin-top: 32px;
}
.products-section {
  background: #e9ede6;
}
.section-heading {
  display: grid;
  grid-template-columns: 1fr 1.3fr 1fr;
  gap: 40px;
  align-items: start;
  margin-bottom: 60px;
}
.section-heading > p:last-child {
  align-self: end;
  font-size: 13px;
  color: var(--muted);
}
.products {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.product-art {
  height: 325px;
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.study-art {
  background: #d6e1d6;
}
.lineum-art {
  background: #e5e0d2;
}
.study-card {
  width: 240px;
  padding: 27px 25px;
  background: #fffef8;
  border-radius: 12px;
  box-shadow: 0 15px 30px #233f3b12;
  transform: rotate(-5deg);
  display: flex;
  flex-direction: column;
  gap: 15px;
  font-size: 10px;
}
.study-card strong {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 400;
}
.progress {
  height: 4px;
  background: #e1e8df;
  border-radius: 4px;
}
.progress i {
  display: block;
  width: 65%;
  height: 4px;
  background: #638f78;
}
.art-number {
  position: absolute;
  bottom: 14px;
  right: 22px;
  font:
    italic 24px Georgia,
    serif;
  color: #5d7066;
}
.notebook {
  width: 220px;
  height: 255px;
  background: #fffef8;
  box-shadow: 0 14px 25px #233f3b12;
  transform: rotate(7deg);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.notebook-heading {
  font:
    italic 16px Georgia,
    serif;
}
.notebook-grid {
  flex: 1;
  background-image:
    linear-gradient(#b4c7c3 1px, transparent 1px),
    linear-gradient(90deg, #b4c7c3 1px, transparent 1px);
  background-size: 15px 15px;
}
.notebook > span {
  font-size: 9px;
}
.product-info {
  padding-top: 26px;
}
.product h3 {
  font:
    400 38px Georgia,
    serif;
  margin-top: 4px;
  letter-spacing: -0.02em;
}
.product-lead {
  font-size: 18px;
  margin-block: 14px 9px !important;
}
.product-info > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 14px;
}
.product-note {
  display: block;
  font-size: 11px;
  color: var(--muted);
  margin-top: 27px;
}
.product .text-link {
  margin-top: 13px;
}
.company h2 {
  font-size: 30px;
}
.company dl {
  margin: 32px 0 0;
}
.company dl > div {
  display: grid;
  grid-template-columns: 130px 1fr;
  padding-block: 22px;
  border-top: 1px solid var(--line);
  font-size: 13px;
}
.company dt {
  color: var(--muted);
}
.company dd {
  margin: 0;
}
.company dd span[lang] {
  font-size: 12px;
  color: var(--muted);
}
.company dd a {
  text-decoration: none;
}
.contact {
  background: var(--ink);
  color: var(--paper);
}
.contact-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-block: 72px;
}
.contact h2 {
  font-size: 32px;
  margin-top: 12px;
}
.contact p:last-child {
  margin-top: 16px;
  font-size: 13px;
  color: #d3ddd6;
}
.contact-button {
  border: 1px solid #849791;
  padding: 18px 28px;
  text-decoration: none;
  display: flex;
  gap: 40px;
  font-size: 13px;
  transition:
    background 0.2s,
    color 0.2s;
}
.contact-button:hover {
  background: var(--paper);
  color: var(--ink);
}
.footer {
  padding-block: 45px;
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 25px;
}
.footer .brand {
  width: 146px;
}
.footer p,
.footer > a,
.footer small {
  font-size: 10px;
  color: var(--muted);
}
.footer p {
  margin-top: 16px;
}
.footer > a {
  text-decoration: none;
}
.skip-link {
  position: absolute;
  left: 16px;
  top: -100px;
  z-index: 10;
  background: white;
  padding: 12px;
}
.skip-link:focus {
  top: 16px;
}
@media (min-width: 1500px) {
  .hero {
    padding-top: 80px;
  }
}
@media (max-width: 1000px) {
  .wrap {
    padding-inline: 30px;
  }
  .hero h1 {
    font-size: 58px;
  }
  .hero-art {
    transform: scale(0.85);
    transform-origin: center right;
  }
  .header nav {
    gap: 20px;
  }
  .about,
  .company {
    grid-template-columns: 1fr 2.5fr;
    gap: 25px;
  }
  .about-body {
    grid-template-columns: 1fr;
  }
  .section-heading {
    grid-template-columns: 1fr 2.5fr;
    gap: 20px;
  }
  .section-heading > p:last-child {
    grid-column: 2;
  }
  .products {
    gap: 30px;
  }
}
@media (max-width: 700px) {
  .wrap {
    padding-inline: 24px;
  }
  .header {
    min-height: 95px;
    flex-wrap: wrap;
    padding-top: 25px;
    gap: 18px;
  }
  .brand {
    width: 156px;
  }
  .header nav {
    width: 100%;
    justify-content: space-between;
    gap: 12px;
    font-size: 10px;
  }
  .nav-contact span {
    margin-left: 4px;
  }
  .hero {
    display: block;
    padding-top: 48px;
    overflow: hidden;
  }
  .hero h1 {
    font-size: clamp(43px, 10.6vw, 68px);
    margin-top: 24px;
  }
  .hero .eyebrow {
    font-size: 8px;
  }
  .hero-description {
    font-size: 13px;
  }
  .hero-art {
    height: 470px;
    min-height: 0;
    max-width: 390px;
    margin: 30px auto 0;
    transform: none;
  }
  .paper {
    width: 210px;
    height: 290px;
  }
  .paper-back {
    right: 4px;
    top: 20px;
  }
  .paper-front {
    left: 10px;
    top: 130px;
    padding: 23px;
  }
  .paper-title {
    font-size: 25px;
  }
  .orbit {
    width: 330px;
    height: 330px;
    left: 0;
    top: 35px;
  }
  .orbit-two {
    width: 250px;
    height: 250px;
    left: 40px;
    top: 75px;
  }
  .art-caption {
    bottom: 12px;
    font-size: 13px;
  }
  .hero-bottom {
    margin-top: 15px;
    font-size: 7px;
    gap: 16px;
  }
  .section {
    padding-block: 66px;
  }
  .about,
  .company {
    display: block;
  }
  .section-index {
    margin-bottom: 24px;
  }
  .about-body {
    gap: 20px;
  }
  .about h2 {
    font-size: clamp(21px, 5.6vw, 26px);
    text-wrap: balance;
  }
  .about h2 br {
    display: none;
  }
  .section-heading {
    display: block;
    margin-bottom: 35px;
  }
  .section-heading > p:last-child {
    margin-top: 22px;
  }
  .products {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .product-art {
    height: 285px;
  }
  .company h2 {
    font-size: 26px;
  }
  .company dl > div {
    grid-template-columns: 95px 1fr;
    font-size: 12px;
  }
  .contact-inner {
    display: block;
    padding-block: 52px;
  }
  .contact h2 {
    font-size: 25px;
  }
  .contact-button {
    margin-top: 28px;
    width: fit-content;
    gap: 30px;
  }
  .footer {
    flex-wrap: wrap;
    align-items: center;
  }
  .footer > div {
    width: 100%;
  }
  .desktop-break {
    display: none;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}