:root {
  --koyomi-bg: #f5f0e7;
  --koyomi-surface: #ece4d7;
  --koyomi-ink: #28231f;
  --koyomi-ink-soft: #655d55;
  --koyomi-accent: #9d4d36;
  --koyomi-green: #485a48;
  --koyomi-night: #211e1b;
  --koyomi-line: rgba(40, 35, 31, 0.2);
  --koyomi-light: #fffaf1;
  --koyomi-shadow: rgba(40, 35, 31, 0.16);
  --koyomi-overlay: rgba(28, 23, 19, 0.42);
  --koyomi-font-ja: "Noto Serif JP", serif;
  --koyomi-font-en: "Libre Baskerville", serif;
  --koyomi-content: 1120px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body.koyomi-site {
  margin: 0;
  background: var(--koyomi-bg);
  color: var(--koyomi-ink);
  font-family: var(--koyomi-font-ja);
  font-size: 16px;
  line-height: 1.9;
  -webkit-font-smoothing: antialiased;
}

body.koyomi-site img {
  display: block;
  max-width: 100%;
  height: auto;
}

body.koyomi-site a {
  color: inherit;
  text-decoration: none;
}

body.koyomi-site h1,
body.koyomi-site h2,
body.koyomi-site p,
body.koyomi-site figure,
body.koyomi-site dl,
body.koyomi-site dd {
  margin: 0;
}

.koyomi-skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 14px;
  background: var(--koyomi-light);
  color: var(--koyomi-ink);
  transform: translateY(-150%);
}

.koyomi-skip-link:focus {
  transform: translateY(0);
}

.koyomi-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
  padding: 0 clamp(24px, 5vw, 72px);
  color: var(--koyomi-light);
}

.koyomi-logo {
  display: block;
  width: clamp(220px, 19vw, 290px);
  padding: 8px 12px;
  background: var(--koyomi-light);
  box-shadow: 0 6px 20px var(--koyomi-shadow);
}

.koyomi-logo__image {
  width: 100%;
  height: auto;
}

.koyomi-nav {
  display: flex;
  gap: clamp(20px, 3vw, 44px);
  align-items: center;
  font-size: 13px;
  letter-spacing: 0.1em;
}

.koyomi-nav a,
.koyomi-menu a {
  text-underline-offset: 6px;
}

.koyomi-nav a:hover,
.koyomi-nav a:focus-visible,
.koyomi-menu a:hover,
.koyomi-menu a:focus-visible {
  text-decoration: underline;
}

.koyomi-menu {
  display: none;
}

.koyomi-hero {
  position: relative;
  display: grid;
  min-height: clamp(620px, 40vw, 900px);
  align-items: end;
  overflow: hidden;
  background: var(--koyomi-night);
}

.koyomi-hero__image,
.koyomi-hero__shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

body.koyomi-site .koyomi-hero__image {
  height: 100%;
  object-fit: contain;
  object-position: center;
}

.koyomi-hero__shade {
  background:
    linear-gradient(90deg, var(--koyomi-overlay) 0%, transparent 70%),
    linear-gradient(0deg, var(--koyomi-overlay) 0%, transparent 58%);
}

.koyomi-hero__content {
  position: relative;
  z-index: 2;
  width: min(100% - 48px, var(--koyomi-content));
  margin: 0 auto;
  padding-bottom: clamp(72px, 10vh, 120px);
  color: var(--koyomi-light);
}

.koyomi-kicker,
.koyomi-eyebrow {
  color: var(--koyomi-accent);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.koyomi-hero .koyomi-kicker {
  color: var(--koyomi-light);
}

.koyomi-hero h1 {
  max-width: 780px;
  margin-top: 18px;
  font-size: clamp(46px, 7vw, 88px);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: 0.09em;
}

.koyomi-hero__content > p:last-child {
  margin-top: 28px;
  font-size: clamp(15px, 1.7vw, 19px);
  font-weight: 400;
  letter-spacing: 0.08em;
}

.koyomi-concept-label {
  position: absolute;
  right: clamp(24px, 5vw, 72px);
  bottom: 28px;
  z-index: 2;
  color: var(--koyomi-light);
  font-family: var(--koyomi-font-en);
  font-size: 10px;
  letter-spacing: 0.12em;
  writing-mode: vertical-rl;
}

.koyomi-section {
  width: min(100% - 48px, var(--koyomi-content));
  margin: 0 auto;
}

.koyomi-section__label {
  display: flex;
  gap: 14px;
  align-items: center;
  color: var(--koyomi-accent);
  font-family: var(--koyomi-font-en);
  font-size: 11px;
  letter-spacing: 0.1em;
}

.koyomi-section__label::after {
  width: 72px;
  height: 1px;
  background: currentColor;
  content: "";
}

.koyomi-section__label p {
  order: 2;
}

.koyomi-section__label--light {
  color: var(--koyomi-light);
}

.koyomi-story {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  padding: clamp(112px, 14vw, 190px) 0;
}

.koyomi-story__body {
  max-width: 840px;
}

.koyomi-story h2,
.koyomi-craft h2,
.koyomi-information h2 {
  margin-top: 20px;
  font-size: clamp(34px, 4.4vw, 58px);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.065em;
}

.koyomi-story__copy {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
  margin-top: 52px;
  color: var(--koyomi-ink-soft);
  font-size: 15px;
}

.koyomi-menu-section {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(420px, 0.8fr);
  min-height: 760px;
  background: var(--koyomi-night);
  color: var(--koyomi-light);
}

.koyomi-menu-section__image-wrap {
  min-height: 620px;
  overflow: hidden;
}

body.koyomi-site .koyomi-menu-section__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.koyomi-menu-section__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(64px, 8vw, 120px);
}

.koyomi-menu-section .koyomi-eyebrow {
  margin-top: 72px;
  color: var(--koyomi-light);
}

.koyomi-menu-section h2 {
  margin-top: 18px;
  font-size: clamp(35px, 4vw, 54px);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.06em;
}

.koyomi-menu-section__lead {
  margin-top: 32px;
  color: color-mix(in srgb, var(--koyomi-light) 78%, transparent);
  font-size: 14px;
}

.koyomi-course {
  margin-top: 40px;
  border-top: 1px solid color-mix(in srgb, var(--koyomi-light) 22%, transparent);
}

.koyomi-course > div {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid color-mix(in srgb, var(--koyomi-light) 22%, transparent);
}

.koyomi-course dt,
.koyomi-course dd {
  font-size: 14px;
}

.koyomi-note {
  margin-top: 24px;
  color: color-mix(in srgb, currentColor 68%, transparent);
  font-size: 11px;
}

.koyomi-craft {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: clamp(48px, 8vw, 120px);
  align-items: center;
  padding: clamp(112px, 14vw, 190px) 0;
}

.koyomi-craft__image {
  overflow: hidden;
  box-shadow: 24px 28px 0 var(--koyomi-surface);
}

.koyomi-craft__image img {
  aspect-ratio: 5 / 4;
  width: 100%;
  object-fit: cover;
}

.koyomi-craft__content > p:last-child {
  margin-top: 34px;
  color: var(--koyomi-ink-soft);
  font-size: 15px;
}

.koyomi-craft__content .koyomi-eyebrow {
  margin-top: 72px;
}

.koyomi-space {
  position: relative;
  min-height: 760px;
  overflow: hidden;
  background-color: var(--koyomi-night);
  background-image: var(--koyomi-space-image);
  background-position: center;
  background-size: cover;
  background-attachment: fixed;
  background-repeat: no-repeat;
}

.koyomi-space::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--koyomi-overlay), transparent 72%);
  content: "";
}

.koyomi-space__caption {
  position: absolute;
  top: 50%;
  left: max(24px, calc((100% - var(--koyomi-content)) / 2));
  z-index: 2;
  max-width: min(720px, calc(100% - 48px));
  color: var(--koyomi-light);
  transform: translateY(-50%);
}

.koyomi-space h2 {
  margin-top: 60px;
  font-size: clamp(38px, 5vw, 66px);
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0.07em;
}

.koyomi-space__title-line {
  white-space: nowrap;
}

.koyomi-space__caption > p:last-child {
  margin-top: 32px;
  font-size: 14px;
}

.koyomi-information {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(56px, 9vw, 140px);
  align-items: center;
  padding: clamp(112px, 14vw, 190px) 0;
}

.koyomi-information__image img {
  aspect-ratio: 2 / 3;
  width: 100%;
  object-fit: cover;
}

.koyomi-information__content .koyomi-eyebrow {
  margin-top: 72px;
}

.koyomi-details {
  margin-top: 50px;
  border-top: 1px solid var(--koyomi-line);
}

.koyomi-details > div {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--koyomi-line);
}

.koyomi-details dt {
  color: var(--koyomi-ink-soft);
  font-size: 12px;
}

.koyomi-details dd {
  font-size: 14px;
}

.koyomi-phone {
  margin-top: 48px;
  padding: 32px;
  background: var(--koyomi-green);
  color: var(--koyomi-light);
  text-align: center;
}

.koyomi-phone p,
.koyomi-phone span {
  font-size: 12px;
  letter-spacing: 0.08em;
}

.koyomi-phone strong {
  display: block;
  margin: 10px 0 6px;
  font-family: var(--koyomi-font-en);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 400;
  letter-spacing: 0.05em;
}

.koyomi-information__content > .koyomi-note {
  color: var(--koyomi-ink-soft);
}

.koyomi-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: end;
  padding: 72px max(24px, calc((100% - var(--koyomi-content)) / 2));
  background: var(--koyomi-night);
  color: var(--koyomi-light);
}

.koyomi-footer__brand {
  display: flex;
  gap: 14px;
  align-items: center;
}

.koyomi-footer__brand span {
  display: grid;
  width: 48px;
  height: 48px;
  place-items: center;
  border: 1px solid currentColor;
  font-size: 22px;
}

.koyomi-footer__brand p {
  letter-spacing: 0.18em;
}

.koyomi-footer > p {
  color: color-mix(in srgb, var(--koyomi-light) 60%, transparent);
  font-family: var(--koyomi-font-en);
  font-size: 10px;
  text-align: right;
}

.koyomi-footer > p:last-child {
  grid-column: 2;
}

@media (min-width: 768px) {
  .koyomi-menu-section h2,
  .koyomi-craft h2 {
    white-space: nowrap;
  }
}

@media (min-width: 1024px) and (max-width: 1599px) {
  .koyomi-menu-section {
    grid-template-columns: minmax(0, 1.05fr) minmax(440px, 0.95fr);
    min-height: 700px;
  }

  .koyomi-menu-section__content {
    padding: clamp(48px, 5vw, 72px);
  }

  .koyomi-menu-section .koyomi-eyebrow {
    margin-top: 48px;
  }

  .koyomi-menu-section h2 {
    font-size: clamp(40px, 3.4vw, 48px);
  }

  .koyomi-menu-section__lead {
    margin-top: 24px;
  }

  .koyomi-course {
    margin-top: 32px;
  }

  .koyomi-craft {
    grid-template-columns: minmax(0, 1.05fr) minmax(430px, 0.95fr);
    gap: clamp(48px, 5vw, 72px);
  }

  .koyomi-craft h2 {
    font-size: clamp(40px, 3.4vw, 48px);
    letter-spacing: 0.05em;
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .koyomi-menu-section {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .koyomi-menu-section__image-wrap {
    min-height: 0;
  }

  body.koyomi-site .koyomi-menu-section__image-wrap img {
    aspect-ratio: 16 / 9;
    height: auto;
    object-fit: cover;
  }

  .koyomi-menu-section__content {
    padding: 72px max(48px, 8vw) 88px;
  }

  .koyomi-menu-section .koyomi-eyebrow,
  .koyomi-craft__content .koyomi-eyebrow {
    margin-top: 48px;
  }

  .koyomi-menu-section h2,
  .koyomi-craft h2 {
    font-size: 44px;
  }

  .koyomi-craft {
    grid-template-columns: 1fr;
    gap: 72px;
    padding: 112px 0;
  }

  .koyomi-craft__content {
    width: min(100%, 620px);
  }
}

@media (min-width: 1600px) {
  .koyomi-craft {
    grid-template-columns: minmax(0, 1fr) minmax(520px, 1.04fr);
    gap: 60px;
  }

  .koyomi-craft h2 {
    font-size: 54px;
    letter-spacing: 0.055em;
  }
}

@media (max-width: 767px) {
  .koyomi-header {
    min-height: 76px;
    padding: 0 20px;
  }

  .koyomi-logo {
    width: clamp(176px, 52vw, 210px);
    padding: 6px 8px;
  }

  .koyomi-nav {
    display: none;
  }

  .koyomi-menu {
    display: block;
    font-size: 12px;
  }

  .koyomi-menu summary {
    cursor: pointer;
    letter-spacing: 0.1em;
    list-style: none;
  }

  .koyomi-menu summary::-webkit-details-marker {
    display: none;
  }

  .koyomi-menu nav {
    position: absolute;
    top: 62px;
    right: 16px;
    display: grid;
    width: min(240px, calc(100vw - 32px));
    padding: 20px;
    background: var(--koyomi-light);
    box-shadow: 0 12px 30px var(--koyomi-shadow);
    color: var(--koyomi-ink);
  }

  .koyomi-menu nav a {
    padding: 8px 0;
  }

  .koyomi-hero {
    min-height: 760px;
  }

  body.koyomi-site .koyomi-hero__image {
    object-fit: cover;
    object-position: 58% center;
  }

  .koyomi-hero__content {
    width: calc(100% - 40px);
    padding-bottom: 86px;
  }

  .koyomi-hero h1 {
    font-size: clamp(36px, 10.5vw, 44px);
    line-height: 1.45;
    letter-spacing: 0.055em;
  }

  .koyomi-hero__content > p:last-child {
    margin-top: 22px;
    font-size: 14px;
  }

  .koyomi-concept-label {
    right: 14px;
    bottom: 20px;
  }

  .koyomi-section {
    width: calc(100% - 40px);
  }

  .koyomi-section__label::after {
    width: 42px;
  }

  .koyomi-story {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 96px 0;
  }

  .koyomi-story h2,
  .koyomi-craft h2,
  .koyomi-information h2 {
    font-size: clamp(30px, 8vw, 40px);
  }

  .koyomi-story__copy {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 36px;
    font-size: 14px;
  }

  .koyomi-menu-section {
    grid-template-columns: 1fr;
  }

  .koyomi-menu-section__image-wrap {
    min-height: 0;
  }

  body.koyomi-site .koyomi-menu-section__image-wrap img {
    aspect-ratio: 4 / 3;
    height: auto;
    object-fit: cover;
  }

  .koyomi-menu-section__content {
    padding: 72px 20px 88px;
  }

  .koyomi-menu-section .koyomi-eyebrow {
    margin-top: 52px;
  }

  .koyomi-menu-section h2 {
    font-size: 34px;
  }

  .koyomi-craft {
    grid-template-columns: 1fr;
    gap: 64px;
    padding: 96px 0;
  }

  .koyomi-craft__image {
    box-shadow: 14px 16px 0 var(--koyomi-surface);
  }

  .koyomi-craft__content .koyomi-eyebrow,
  .koyomi-information__content .koyomi-eyebrow {
    margin-top: 52px;
  }

  .koyomi-space {
    min-height: 680px;
    height: 680px;
  }

  .koyomi-space::after {
    background: linear-gradient(0deg, var(--koyomi-overlay), transparent 80%);
  }

  .koyomi-space__caption {
    top: auto;
    right: 20px;
    bottom: 54px;
    left: 20px;
    transform: none;
  }

  .koyomi-space h2 {
    margin-top: 48px;
    font-size: 38px;
  }

  .koyomi-information {
    grid-template-columns: 1fr;
    gap: 72px;
    padding: 96px 0;
  }

  .koyomi-information__image {
    width: min(88%, 430px);
    margin: 0 auto;
  }

  .koyomi-details > div {
    grid-template-columns: 86px minmax(0, 1fr);
    gap: 14px;
  }

  .koyomi-phone {
    padding: 26px 16px;
  }

  .koyomi-footer {
    grid-template-columns: 1fr;
    padding: 56px 20px;
  }

  .koyomi-footer > p,
  .koyomi-footer > p:last-child {
    grid-column: 1;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}