:root {
  --ink: #030b12;
  --navy: #061723;
  --navy-2: #0b2331;
  --teal: #12333a;
  --wine: #351922;
  --panel: rgba(5, 18, 28, 0.82);
  --panel-strong: rgba(8, 24, 35, 0.96);
  --gold: #d5ad6d;
  --gold-light: #f1d9a4;
  --copper: #a96f45;
  --text: #f8eddb;
  --soft: #d9dfdf;
  --muted: #aab6bb;
  --line: rgba(213, 173, 109, 0.34);
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.44);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 22%, rgba(18, 51, 58, 0.44), transparent 28rem),
    radial-gradient(circle at 88% 52%, rgba(53, 25, 34, 0.42), transparent 30rem),
    linear-gradient(180deg, #061723 0%, #03101a 46%, #020910 100%);
  font-family: "Outfit", "Noto Sans JP", sans-serif;
}

html[lang="zh-CN"] body {
  font-family: "Outfit", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

html[lang="zh-CN"] .brand strong,
html[lang="zh-CN"] .hero-section h1,
html[lang="zh-CN"] .intro-copy h2,
html[lang="zh-CN"] .section-heading h2,
html[lang="zh-CN"] .contact-copy h2,
html[lang="zh-CN"] .feature-card h3,
html[lang="zh-CN"] .route-card h3,
html[lang="zh-CN"] .benefit-card h3,
html[lang="zh-CN"] .company-card h3,
html[lang="zh-CN"] .round-icon,
html[lang="zh-CN"] .line-icon,
html[lang="zh-CN"] .site-footer strong {
  font-family: "Noto Serif SC", "Songti SC", "STSong", serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.014) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(180deg, transparent 0%, black 14%, black 82%, transparent 100%);
}

.i18n-line {
  display: block;
}

.has-i18n-lines {
  white-space: normal;
}

.page-top {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  min-height: 78px;
  padding: 14px 44px;
  display: flex;
  align-items: center;
  gap: 18px;
  background: linear-gradient(180deg, rgba(3, 11, 18, 0.96), rgba(3, 11, 18, 0.62));
  border-bottom: 1px solid rgba(213, 173, 109, 0.16);
  backdrop-filter: blur(18px);
}

.brand {
  min-width: 202px;
  display: flex;
  align-items: center;
  gap: 13px;
}

.brand img,
.intro-mark img,
.company-card img {
  display: block;
  object-fit: cover;
  border-radius: 50%;
  border: 1px solid rgba(213, 173, 109, 0.58);
  box-shadow: 0 0 0 4px rgba(213, 173, 109, 0.08);
}

.brand img {
  width: 46px;
  height: 46px;
}

.brand strong {
  display: block;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.brand small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.82rem;
}

.main-nav {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  white-space: nowrap;
}

.main-nav a {
  color: var(--soft);
  font-size: 0.9rem;
  padding: 12px 0;
  border-bottom: 2px solid transparent;
}

.main-nav a:hover {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.lang-switch {
  display: flex;
  padding: 3px;
  gap: 3px;
  border: 1px solid rgba(213, 173, 109, 0.26);
  background: rgba(6, 23, 35, 0.66);
}

.lang-btn {
  width: 44px;
  height: 34px;
  border: 0;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
}

.lang-btn:hover,
.lang-btn.is-active {
  color: #06111a;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
}

.outline-action,
.gold-action,
.ghost-action {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gold);
  padding: 0 16px;
  font-weight: 700;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.outline-action {
  color: var(--gold-light);
  background: rgba(3, 11, 18, 0.28);
}

.gold-action {
  color: #071019;
  background: linear-gradient(135deg, var(--gold), var(--gold-light));
  box-shadow: 0 14px 28px rgba(213, 173, 109, 0.18);
}

.phone-action {
  min-height: 58px;
  flex-direction: column;
  gap: 2px;
  padding: 8px 16px;
  line-height: 1.35;
  text-align: center;
}

.phone-action span,
.footer-phone span {
  display: block;
}

.footer-phone span + span {
  margin-top: 2px;
  color: var(--gold-light);
}

.ghost-action {
  color: var(--gold-light);
  background: rgba(3, 11, 18, 0.42);
}

.outline-action:hover,
.gold-action:hover,
.ghost-action:hover {
  transform: translateY(-1px);
}

.hero-section {
  position: relative;
  min-height: 760px;
  display: grid;
  align-items: center;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(3, 11, 18, 0.95) 0%, rgba(3, 11, 18, 0.72) 36%, rgba(3, 11, 18, 0.14) 72%),
    linear-gradient(180deg, rgba(3, 11, 18, 0.02), rgba(3, 11, 18, 0.94)),
    url("./assets/generated/hero-fuji-pagoda.jpg") center/cover no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(3, 11, 18, 0.26), transparent 32%, rgba(3, 11, 18, 0.94) 100%),
    radial-gradient(circle at 68% 42%, rgba(213, 173, 109, 0.2), transparent 23rem);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
  padding-top: 86px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-section h1 {
  width: min(860px, 100%);
  margin: 0;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 4rem;
  line-height: 1.13;
  font-weight: 700;
  white-space: pre-line;
  text-wrap: balance;
}

.hero-copy {
  width: min(700px, 100%);
  margin: 28px 0 0;
  color: #dde5e6;
  font-size: 1.08rem;
  line-height: 1.9;
  white-space: pre-line;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.hero-facts {
  width: min(960px, 100%);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  margin-top: 42px;
}

.hero-facts span {
  min-height: 62px;
  display: grid;
  place-items: center;
  padding: 0 14px;
  border: 1px solid rgba(213, 173, 109, 0.34);
  background: rgba(6, 23, 35, 0.58);
  color: var(--gold-light);
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.45;
  text-align: center;
}

.intro-panel,
.section,
.contact-section,
.site-footer {
  width: min(1180px, calc(100% - 48px));
  margin-left: auto;
  margin-right: auto;
}

.intro-panel {
  position: relative;
  z-index: 3;
  margin-top: 48px;
  padding: 30px;
  display: grid;
  grid-template-columns: 112px 1fr 390px;
  gap: 28px;
  align-items: center;
  background: rgba(5, 18, 28, 0.86);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.intro-mark img {
  width: 96px;
  height: 96px;
}

.intro-copy h2,
.section-heading h2,
.contact-copy h2 {
  margin: 0;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 2.7rem;
  line-height: 1.22;
}

.intro-copy h2 {
  white-space: pre-line;
}

.section-heading h2 {
  white-space: pre-line;
  text-wrap: balance;
}

.intro-copy p,
.section-heading p,
.feature-card p,
.benefit-card p,
.voice-card p,
.company-card p,
.contact-copy p,
.site-footer p {
  color: var(--muted);
  line-height: 1.78;
}

.section-heading p {
  white-space: pre-line;
}

.intro-values {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.intro-values span {
  min-height: 64px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(213, 173, 109, 0.26);
  background: linear-gradient(135deg, rgba(18, 51, 58, 0.56), rgba(53, 25, 34, 0.24));
  color: var(--gold-light);
  font-weight: 700;
}

.section {
  margin-top: 92px;
}

.section-heading {
  width: min(780px, 100%);
  margin-bottom: 30px;
}

.section-heading.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.route-card {
  position: relative;
  min-height: 360px;
  overflow: hidden;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: end;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
  background-size: cover;
  background-position: center;
}

.feature-card {
  min-height: 430px;
  justify-content: flex-start;
  padding-top: 128px;
}

.feature-card::before,
.route-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(3, 11, 18, 0.08) 0%, rgba(3, 11, 18, 0.34) 40%, rgba(3, 11, 18, 0.92) 100%),
    linear-gradient(90deg, rgba(3, 11, 18, 0.48), transparent 66%);
}

.feature-card > *,
.route-card > * {
  position: relative;
  z-index: 1;
}

.service-outdoor {
  background-image: url("./assets/generated/service-outdoor-hiking.jpg");
}

.service-private {
  background-image: url("./assets/generated/service-private-ryokan.jpg");
}

.service-transfer {
  background-image: url("./assets/generated/service-airport-transfer.jpg");
}

.card-index {
  position: absolute;
  z-index: 1;
  top: 22px;
  left: 24px;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 1.5rem;
}

.round-icon,
.line-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border: 1px solid var(--gold);
  border-radius: 50%;
  color: var(--gold-light);
  background: rgba(3, 11, 18, 0.46);
  font-family: "Noto Serif JP", serif;
  font-weight: 700;
}

.round-icon {
  margin-bottom: 18px;
}

.feature-card h3,
.route-card h3,
.benefit-card h3,
.company-card h3 {
  margin: 0 0 12px;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 1.48rem;
  line-height: 1.25;
}

.company-card h3 {
  white-space: pre-line;
}

.feature-card p {
  margin-bottom: 0;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.service-list span {
  min-height: 56px;
  display: grid;
  place-items: center;
  padding: 0 10px;
  text-align: center;
  border: 1px solid rgba(213, 173, 109, 0.24);
  background: rgba(5, 18, 28, 0.68);
  color: var(--soft);
  font-size: 0.92rem;
}

.route-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
}

.route-card {
  min-height: 300px;
  padding: 22px;
  justify-content: flex-start;
  padding-top: 104px;
}

.route-card h3 {
  font-size: 1.34rem;
  min-height: 5.1rem;
  display: flex;
  align-items: flex-start;
}

.route-card p {
  margin: 0 0 10px;
  color: var(--soft);
  line-height: 1.7;
  min-height: 8.7rem;
}

.route-card > span {
  color: var(--gold);
  font-size: 0.9rem;
}

.route-kyoto {
  background-image: url("./assets/generated/route-kyoto-culture.jpg");
}

.route-hiking {
  background-image: url("./assets/generated/service-outdoor-hiking.jpg");
}

.route-onsen {
  background-image: url("./assets/generated/service-private-ryokan.jpg");
}

.route-hokkaido {
  background-image: url("./assets/generated/route-hokkaido-winter.jpg");
}

.route-autumn {
  background-image: url("./assets/generated/route-autumn-maple.jpg");
}

.accent-section {
  padding: 42px;
  border-top: 1px solid rgba(213, 173, 109, 0.22);
  border-bottom: 1px solid rgba(213, 173, 109, 0.22);
  background:
    linear-gradient(135deg, rgba(18, 51, 58, 0.34), rgba(53, 25, 34, 0.2)),
    rgba(5, 18, 28, 0.42);
}

.benefit-grid,
.voice-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit-card,
.voice-card,
.company-card,
.company-list {
  border: 1px solid var(--line);
  background: rgba(5, 18, 28, 0.78);
  box-shadow: var(--shadow);
}

.benefit-card {
  min-height: 220px;
  padding: 28px;
}

.line-icon {
  margin-bottom: 18px;
}

.voice-card {
  min-height: 390px;
  padding: 26px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 18px;
}

.stars {
  color: var(--gold-light);
  letter-spacing: 0.08em;
}

.voice-card strong {
  color: var(--text);
  margin-top: auto;
}

.voice-card small {
  color: var(--gold);
  font-weight: 700;
}

.voice-card p {
  margin: 0;
  white-space: normal;
}

.about-section {
  scroll-margin-top: 112px;
}

.company-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 20px;
}

.company-card {
  padding: 30px;
}

.company-card img {
  width: 112px;
  height: 112px;
  margin-bottom: 22px;
}

.company-list {
  margin: 0;
  padding: 0;
  display: grid;
  align-content: stretch;
}

.company-list div {
  display: grid;
  grid-template-columns: 178px 1fr;
  gap: 20px;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(213, 173, 109, 0.18);
}

.company-list div:last-child {
  border-bottom: 0;
}

.company-list dt {
  color: var(--gold);
  font-weight: 700;
}

.company-list dd {
  margin: 0;
  color: var(--soft);
  line-height: 1.7;
}

.contact-section {
  margin-top: 92px;
  padding: 42px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, rgba(213, 173, 109, 0.14), rgba(18, 51, 58, 0.18)),
    rgba(5, 18, 28, 0.86);
  box-shadow: var(--shadow);
}

.contact-copy {
  width: min(700px, 100%);
}

.contact-copy p[data-i18n="contactLead"] {
  white-space: pre-line;
}

.contact-actions {
  display: grid;
  gap: 12px;
  min-width: 300px;
}

.site-footer {
  margin-top: 76px;
  padding: 38px 0;
  display: grid;
  grid-template-columns: 1fr 1fr 1.1fr;
  gap: 36px;
  border-top: 1px solid rgba(213, 173, 109, 0.24);
}

.site-footer strong {
  display: block;
  color: var(--gold-light);
  font-family: "Noto Serif JP", serif;
  font-size: 1.45rem;
}

.site-footer p {
  margin: 8px 0 0;
}

@media (max-width: 1180px) {
  .site-header {
    position: static;
    padding: 16px 24px;
    flex-wrap: wrap;
  }

  .main-nav {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
    gap: 22px;
    overflow-x: auto;
  }

  .hero-content {
    padding-top: 24px;
  }

  .intro-panel {
    grid-template-columns: 96px 1fr;
  }

  .intro-values {
    grid-column: 1 / -1;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .service-list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .route-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .company-layout,
  .contact-section,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .contact-actions {
    min-width: 0;
  }
}

@media (max-width: 820px) {
  .header-actions {
    width: 100%;
    justify-content: space-between;
  }

  .hero-section {
    min-height: 680px;
    background-position: 58% center;
  }

  .hero-section h1 {
    font-size: 3.1rem;
  }

  .intro-panel,
  .service-grid,
  .benefit-grid,
  .voice-grid {
    grid-template-columns: 1fr;
  }

  .intro-mark img {
    width: 82px;
    height: 82px;
  }

  .intro-values,
  .service-list,
  .route-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-heading h2,
  .intro-copy h2,
  .contact-copy h2 {
    font-size: 2.1rem;
  }

  .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .company-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand {
    min-width: 0;
  }

  .brand strong {
    font-size: 1.08rem;
  }

  .lang-btn {
    width: 44px;
  }

  .outline-action,
  .gold-action,
  .ghost-action {
    width: 100%;
  }

  .hero-section {
    min-height: 650px;
    background-position: 63% center;
  }

  .hero-content,
  .intro-panel,
  .section,
  .contact-section,
  .site-footer {
    width: min(100% - 32px, 1180px);
  }

  .hero-section h1 {
    font-size: 2.45rem;
  }

  .hero-copy {
    font-size: 1rem;
  }

  .hero-facts,
  .intro-values,
  .service-list,
  .route-grid {
    grid-template-columns: 1fr;
  }

  .intro-panel,
  .feature-card,
  .route-card,
  .accent-section,
  .benefit-card,
  .voice-card,
  .company-card,
  .contact-section {
    padding: 22px;
  }

  .feature-card {
    padding-top: 104px;
  }

  .route-card {
    padding-top: 88px;
  }

  .route-card h3,
  .route-card p {
    min-height: 0;
  }
}

@media (max-width: 820px) {
  .hero-section h1 .i18n-line,
  .intro-copy h2 .i18n-line,
  .section-heading h2 .i18n-line,
  .contact-copy h2 .i18n-line {
    text-wrap: initial;
  }

  html[lang="ja"] .hero-section h1 .i18n-line,
  html[lang="zh-CN"] .hero-section h1 .i18n-line,
  html[lang="ja"] .intro-copy h2 .i18n-line,
  html[lang="zh-CN"] .intro-copy h2 .i18n-line,
  html[lang="zh-CN"] .section-heading h2 .i18n-line {
    white-space: nowrap;
  }
}

@media (max-width: 560px) {
  body {
    overflow-x: hidden;
  }

  .site-header {
    gap: 12px;
  }

  .main-nav {
    gap: 16px;
    padding-bottom: 2px;
  }

  .main-nav a {
    font-size: 0.82rem;
  }

  .header-actions {
    gap: 8px;
  }

  .outline-action {
    width: auto;
    min-height: 38px;
    padding: 0 12px;
    font-size: 0.92rem;
  }

  .hero-actions .gold-action,
  .hero-actions .ghost-action,
  .contact-actions .gold-action,
  .contact-actions .ghost-action {
    width: 100%;
  }

  .hero-section {
    min-height: auto;
    padding: 42px 0 36px;
    background-position: 64% center;
  }

  .hero-content,
  .intro-panel,
  .section,
  .contact-section,
  .site-footer {
    width: min(100% - 24px, 1180px);
  }

  .hero-content {
    padding-top: 0;
  }

  .eyebrow {
    margin-bottom: 10px;
    font-size: 0.72rem;
  }

  .hero-section h1 {
    font-size: clamp(1.52rem, 7vw, 2.05rem);
    line-height: 1.22;
  }

  html[lang="en"] .hero-section h1 {
    font-size: clamp(1.42rem, 6vw, 1.86rem);
  }

  .hero-copy {
    margin-top: 20px;
    font-size: 0.95rem;
    line-height: 1.76;
  }

  html[lang="zh-CN"] .hero-copy {
    font-size: 0.94rem;
    line-height: 1.82;
  }

  html[lang="ja"] .hero-copy,
  html[lang="zh-CN"] .hero-copy {
    font-size: 0.9rem;
    line-height: 1.86;
  }

  html[lang="ja"] .hero-copy .i18n-line,
  html[lang="zh-CN"] .hero-copy .i18n-line {
    white-space: nowrap;
  }

  html[lang="zh-CN"] .section-heading p .i18n-line,
  html[lang="zh-CN"] .contact-copy p .i18n-line {
    white-space: nowrap;
  }

  .hero-actions {
    margin-top: 26px;
  }

  .hero-facts {
    margin-top: 28px;
  }

  .hero-facts span {
    min-height: 52px;
    padding: 8px 12px;
    font-size: 0.88rem;
  }

  .intro-panel {
    margin-top: 40px;
    gap: 18px;
    align-items: flex-start;
  }

  .intro-copy h2,
  .section-heading h2,
  .contact-copy h2 {
    font-size: clamp(1.35rem, 6vw, 1.78rem);
    line-height: 1.33;
  }

  html[lang="ja"] .intro-copy h2,
  html[lang="zh-CN"] .intro-copy h2,
  html[lang="zh-CN"] .section-heading h2 {
    font-size: clamp(1.28rem, 5.7vw, 1.68rem);
  }

  .intro-copy p,
  .section-heading p,
  .feature-card p,
  .benefit-card p,
  .voice-card p,
  .company-card p,
  .contact-copy p,
  .site-footer p {
    line-height: 1.72;
  }

  .section {
    margin-top: 72px;
  }

  .section-heading {
    margin-bottom: 24px;
  }

  .feature-card,
  .route-card {
    min-height: 350px;
  }

  .feature-card {
    padding-top: 98px;
  }

  .route-card {
    padding-top: 92px;
  }

  .feature-card h3,
  .route-card h3,
  .benefit-card h3,
  .company-card h3 {
    font-size: 1.28rem;
    line-height: 1.32;
  }

  .route-card p {
    line-height: 1.64;
  }

  .benefit-card,
  .voice-card {
    min-height: auto;
  }

  .voice-card {
    gap: 14px;
  }

  .company-list div {
    padding: 16px 18px;
  }

  .contact-section {
    gap: 22px;
  }
}

@media (max-width: 390px) {
  .brand strong {
    font-size: 1rem;
  }

  .brand small {
    font-size: 0.76rem;
  }

  .lang-btn {
    width: 40px;
    height: 32px;
  }

  .outline-action {
    padding: 0 10px;
    font-size: 0.84rem;
  }

  .hero-section h1 {
    font-size: clamp(1.44rem, 6.7vw, 1.62rem);
  }

  html[lang="en"] .hero-section h1 {
    font-size: clamp(1.34rem, 5.7vw, 1.5rem);
  }

  .hero-copy {
    font-size: 0.9rem;
  }

  .intro-copy h2,
  .section-heading h2,
  .contact-copy h2 {
    font-size: clamp(1.24rem, 5.7vw, 1.42rem);
  }

  html[lang="zh-CN"] .section-heading h2,
  html[lang="zh-CN"] .intro-copy h2 {
    font-size: clamp(1.16rem, 5.2vw, 1.32rem);
  }
}

@media (max-width: 560px) {
  .main-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    overflow: visible;
    white-space: normal;
  }

  .main-nav a {
    min-height: 36px;
    display: grid;
    place-items: center;
    padding: 6px 4px;
    border: 1px solid rgba(213, 173, 109, 0.18);
    background: rgba(5, 18, 28, 0.42);
    font-size: 0.76rem;
    line-height: 1.32;
    text-align: center;
  }

  html[lang="ja"] .hero-section h1 {
    font-size: clamp(1.34rem, 5.5vw, 1.52rem);
    line-height: 1.34;
  }

  html[lang="zh-CN"] .hero-section h1 {
    font-size: clamp(1.42rem, 5.8vw, 1.66rem);
    line-height: 1.32;
  }

  html[lang="ja"] .intro-copy h2 {
    font-size: clamp(1.14rem, 4.9vw, 1.28rem);
    line-height: 1.48;
  }

  html[lang="zh-CN"] .intro-copy h2 {
    font-size: clamp(1.2rem, 5.1vw, 1.38rem);
    line-height: 1.44;
  }

  html[lang="ja"] .intro-copy p,
  html[lang="zh-CN"] .intro-copy p {
    font-size: 0.94rem;
  }
}

@media (max-width: 390px) {
  html[lang="ja"] .hero-section h1 {
    font-size: clamp(1.26rem, 5.3vw, 1.36rem);
  }

  html[lang="zh-CN"] .hero-section h1 {
    font-size: clamp(1.34rem, 5.5vw, 1.48rem);
  }

  html[lang="ja"] .intro-copy h2 {
    font-size: clamp(1.06rem, 4.7vw, 1.16rem);
  }

  html[lang="zh-CN"] .intro-copy h2 {
    font-size: clamp(1.12rem, 4.9vw, 1.24rem);
  }
}