@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@400;500;600;700&family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap");

:root {
  --bg: #0d151f;
  --bg-deep: #090f16;
  --bg-soft: #1a2531;
  --panel: rgba(19, 24, 33, 0.82);
  --panel-strong: rgba(24, 32, 44, 0.96);
  --line: rgba(230, 222, 206, 0.12);
  --line-strong: rgba(210, 195, 165, 0.34);
  --text: #f3efe6;
  --muted: #b8b0a2;
  --accent: #8fd2cb;
  --accent-2: #d7c39c;
  --accent-3: #79a8c9;
  --shadow: 0 18px 56px rgba(0, 0, 0, 0.22);
  --logo-surface: rgba(248, 244, 236, 0.96);
  --logo-surface-soft: rgba(255, 255, 255, 0.88);
  --logo-line: rgba(93, 112, 131, 0.18);
  --logo-shadow: 0 16px 34px rgba(6, 12, 21, 0.28);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: min(1180px, calc(100vw - 40px));
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: "Zen Kaku Gothic New", "Noto Sans SC", "PingFang SC", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(210, 195, 165, 0.08), transparent 28%),
    radial-gradient(circle at 85% 0%, rgba(142, 168, 148, 0.08), transparent 22%),
    linear-gradient(135deg, #090f16, #0d151f 36%, #17212c 100%);
  letter-spacing: 0.01em;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.48), transparent 85%);
}

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

button,
input,
textarea,
select {
  font: inherit;
}

.site-shell {
  position: relative;
  overflow: clip;
}

.topbar,
.section,
.hero,
.showcase-band,
.footer {
  width: var(--container);
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex: 0 0 auto;
}

.brand-logo {
  width: clamp(176px, 17vw, 252px);
  height: auto;
  object-fit: contain;
  flex: 0 0 auto;
  padding: 10px 16px;
  border: 1px solid var(--logo-line);
  border-radius: 14px;
  background:
    linear-gradient(180deg, var(--logo-surface), var(--logo-surface-soft));
  box-shadow: var(--logo-shadow);
  filter: drop-shadow(0 10px 24px rgba(27, 162, 192, 0.14));
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 18px rgba(210, 195, 165, 0.18);
  display: none;
}

.brand-copy {
  display: none;
}

.brand-copy strong,
.hero h1,
.page-hero h1,
.section-heading h2,
.data-grid strong,
.spec-grid strong,
.contact-point strong,
.info-panel strong,
.footer strong {
  font-family: "Noto Serif JP", "Source Han Serif SC", "Songti SC", serif;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.brand-copy span {
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(13, 18, 27, 0.68);
}

.nav a,
.nav-cta,
.button,
.product-card,
.category-card,
.detail-link {
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    background 220ms ease,
    color 220ms ease,
    opacity 220ms ease;
}

.nav a {
  color: var(--muted);
  font-size: 0.92rem;
}

.nav a:hover,
.nav a.active,
.nav-cta:hover {
  color: var(--text);
}

.nav a.active {
  position: relative;
}

.nav a.active::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -8px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(13, 18, 27, 0.68);
}

.lang-switch a {
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

.lang-switch a.active,
.lang-switch a:hover {
  color: var(--text);
}

.lang-switch a.active {
  background: rgba(210, 195, 165, 0.14);
}

.nav-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
}

.nav-cta,
.button-solid {
  color: #171c21;
  background: linear-gradient(135deg, #ddd0b7, #c7b898);
  box-shadow: 0 10px 30px rgba(210, 195, 165, 0.14);
}

.button-ghost {
  color: var(--text);
  border-color: rgba(230, 222, 206, 0.12);
  background: rgba(255, 255, 255, 0.025);
}

.nav-cta:hover,
.button:hover,
.detail-link:hover {
  transform: translateY(-2px);
}

.hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  align-items: center;
  gap: 34px;
  min-height: calc(100vh - 92px);
  padding: 54px 0 82px;
}

.hero-home {
  min-height: calc(92vh - 92px);
}

.page-hero {
  display: grid;
  grid-template-columns: 1.06fr 0.94fr;
  gap: 34px;
  align-items: center;
  min-height: calc(72vh - 92px);
  padding: 54px 0 70px;
}

.page-hero > div:first-child {
  width: 100%;
  max-width: 700px;
  display: grid;
  gap: 14px;
  text-align: left;
}

.page-hero > aside {
  width: 100%;
  max-width: 420px;
  min-height: 280px;
  justify-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 30px;
  border-radius: 32px;
  background:
    radial-gradient(circle at top left, rgba(131, 240, 255, 0.14), transparent 38%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(10, 24, 39, 0.82);
  box-shadow: var(--shadow);
}

.page-hero-visual {
  min-height: 540px;
}

.page-hero-visual .fabric-core strong {
  max-width: 8ch;
  font-size: clamp(1.8rem, 3.2vw, 2.8rem);
}

.page-hero-visual .signal-card {
  min-width: 200px;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--accent);
  font-size: 0.76rem;
  letter-spacing: 0.24em;
}

.hero h1,
.page-hero h1 {
  margin: 0;
}

.hero h1 {
  max-width: 8ch;
  font-size: clamp(3rem, 7vw, 6.3rem);
  line-height: 0.96;
}

.page-hero h1 {
  max-width: 10ch;
  font-size: clamp(2.5rem, 5.4vw, 5rem);
  line-height: 1;
}

.hero-text,
.section-text,
.page-hero p,
.page-hero ul,
.feature-card p,
.product-card p,
.timeline-card p,
.category-card p,
.spec-grid p,
.detail-section p,
.info-panel p,
.contact-card p,
.contact-point p,
.footer p {
  color: var(--muted);
  line-height: 1.82;
}

.hero-actions,
.cta-actions,
.detail-actions,
.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.page-hero p {
  max-width: 680px;
  margin-inline: 0;
}

.page-hero-actions {
  justify-content: flex-start;
}

.hero-actions {
  margin-top: 34px;
}

.hero-stats,
.feature-grid,
.product-grid,
.timeline-grid,
.data-grid,
.category-grid,
.spec-grid,
.contact-grid,
.contact-points,
.gallery-grid,
.comparison-grid,
.advantage-grid,
.story-grid {
  display: grid;
  gap: 18px;
}

.hero-stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 44px 0 0;
}

.hero-stats div,
.feature-card,
.product-card,
.timeline-card,
.data-grid article,
.cta-card,
.category-card,
.spec-grid article,
.info-panel,
.contact-card,
.contact-point,
.gallery-card,
.comparison-card,
.story-card,
.advantage-card {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-stats div,
.feature-card,
.product-card,
.timeline-card,
.data-grid article,
.category-card,
.spec-grid article,
.contact-card,
.contact-point,
.gallery-card,
.comparison-card,
.story-card,
.advantage-card {
  position: relative;
  overflow: hidden;
  padding: 26px;
  border-radius: var(--radius-lg);
}

.hero-stats div::before,
.feature-card::before,
.product-card::before,
.category-card::before,
.data-grid article::before,
.comparison-card::before,
.story-card::before,
.advantage-card::before {
  content: "";
  position: absolute;
  inset: auto -10% -45% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(210, 195, 165, 0.12), transparent 72%);
}

.hero-stats dt {
  font-size: 1.9rem;
  font-weight: 700;
}

.hero-stats dd {
  margin: 8px 0 0;
}

.hero-visual {
  position: relative;
  min-height: 620px;
  border-radius: 40px;
  border: 1px solid rgba(230, 222, 206, 0.1);
  background:
    radial-gradient(circle at 50% 50%, rgba(210, 195, 165, 0.08), transparent 34%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.018));
  overflow: hidden;
}

.hero-visual::before,
.hero-visual::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.hero-visual::before {
  inset: 10%;
}

.hero-visual::after {
  inset: 24%;
}

.hero-photo {
  border: 1px solid rgba(230, 222, 206, 0.12);
  background: #122031;
}

.hero-photo::before,
.hero-photo::after,
.hero-photo .fabric-orbit,
.hero-photo .fabric-core {
  display: none;
}

.hero-photo > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-photo::selection {
  background: transparent;
}

.hero-photo .signal-card {
  background: rgba(9, 18, 28, 0.86);
}

.hero-photo-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7, 13, 20, 0.1), rgba(7, 13, 20, 0.56)),
    linear-gradient(90deg, rgba(7, 13, 20, 0.14), transparent 36%, rgba(7, 13, 20, 0.42));
}

.fabric-orbit {
  position: absolute;
  inset: 0;
  margin: auto;
  border-radius: 50%;
}

.orbit-a {
  width: 84%;
  height: 84%;
  background:
    conic-gradient(from 80deg, transparent, rgba(140, 160, 179, 0.14), transparent 58%, rgba(210, 195, 165, 0.16));
  animation: spin 34s linear infinite;
}

.orbit-b {
  width: 58%;
  height: 58%;
  background:
    conic-gradient(from -40deg, transparent, rgba(142, 168, 148, 0.18), transparent 60%, rgba(210, 195, 165, 0.14));
  animation: spinReverse 24s linear infinite;
}

.fabric-core {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  text-align: center;
  gap: 10px;
}

.fabric-core span,
.signal-card span,
.product-tag,
.comparison-card span,
.contact-label,
.footer-contact span {
  color: var(--muted);
}

.fabric-core strong {
  max-width: 9ch;
  margin: 0 auto;
  font-size: clamp(1.7rem, 3vw, 2.8rem);
  line-height: 1.14;
}

.signal-card {
  position: absolute;
  min-width: 220px;
  padding: 18px 20px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(12, 19, 28, 0.84);
  box-shadow: var(--shadow);
}

.signal-card strong {
  display: block;
  margin-top: 8px;
}

.signal-card-top {
  top: 48px;
  right: 42px;
}

.signal-card-bottom {
  bottom: 48px;
  left: 38px;
}

.showcase-band {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 24px;
  padding: 22px 24px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: var(--muted);
  letter-spacing: 0.12em;
}

.section {
  padding: 110px 0;
}

.section-heading {
  display: grid;
  gap: 10px;
  max-width: 780px;
}

.split-heading,
.page-hero-side {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
}

.feature-grid,
.story-grid,
.comparison-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
}

.product-grid,
.category-grid,
.contact-grid,
.product-showcase-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
}

.timeline-grid,
.advantage-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 34px;
}

.timeline-card span,
.card-index {
  display: inline-flex;
  margin-bottom: 22px;
  color: var(--accent);
  font-family: "Outfit", "Noto Sans SC", sans-serif;
  font-weight: 700;
}

.timeline-card span {
  font-size: 1.6rem;
}

.accent-card {
  background:
    linear-gradient(135deg, rgba(210, 195, 165, 0.12), rgba(142, 168, 148, 0.08)),
    var(--panel-strong);
}

.product-card h3,
.feature-card h3,
.timeline-card h3,
.category-card h3,
.spec-grid strong,
.detail-section h2,
.detail-section h3,
.contact-point strong,
.story-card h3,
.advantage-card h3 {
  margin: 0;
  font-size: 1.42rem;
}

.product-tag {
  display: inline-flex;
  margin-bottom: 18px;
  font-size: 0.76rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.product-card ul,
.detail-list,
.page-hero ul,
.spec-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.product-card li,
.detail-list li,
.page-hero li,
.spec-list li {
  position: relative;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
}

.product-card li::before,
.detail-list li::before,
.page-hero li::before,
.spec-list li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}

.link-card a,
.detail-link {
  color: var(--accent);
}

.link-card:hover,
.category-card:hover,
.comparison-card:hover,
.story-card:hover,
.advantage-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
}

.two-column-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: start;
  gap: 24px;
}

.media-stack {
  display: grid;
  gap: 18px;
}

.media-card,
.qr-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.media-card {
  min-height: 260px;
}

.media-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-panel {
  display: grid;
  place-items: center;
  min-height: 220px;
  padding: 24px;
  background:
    radial-gradient(circle at top left, rgba(143, 210, 203, 0.14), transparent 38%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02)),
    rgba(10, 24, 39, 0.9);
}

.brand-panel img {
  width: min(92%, 520px);
  height: auto;
  object-fit: contain;
  padding: clamp(14px, 2vw, 20px);
  border: 1px solid rgba(255, 255, 255, 0.56);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(249, 246, 240, 0.98), rgba(255, 255, 255, 0.9));
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.2);
}

.section-note {
  color: var(--muted);
  line-height: 1.82;
}

.data-section {
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 24px;
  align-items: center;
}

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

.data-grid article {
  min-height: 210px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.data-grid strong {
  font-size: clamp(2rem, 4vw, 3.8rem);
}

.cta-section {
  padding-top: 0;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 34px;
  border-radius: var(--radius-xl);
}

.page-hero-side .info-panel,
.info-panel {
  padding: 24px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--panel);
}

.info-panel strong {
  display: block;
  font-size: 1.8rem;
  margin-top: 10px;
}

.comparison-grid,
.story-grid,
.advantage-grid,
.gallery-grid {
  margin-top: 34px;
}

.comparison-card span {
  display: inline-flex;
  margin-bottom: 16px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.category-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.product-showcase-grid {
  display: grid;
  gap: 18px;
}

.showcase-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.fabric-sample,
.category-media {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
}

.fabric-sample {
  min-height: 280px;
  margin: 18px;
  margin-bottom: 0;
}

.fabric-sample::before,
.category-media::before {
  content: "";
  position: absolute;
  inset: auto -12% -30% auto;
  width: 72%;
  height: 72%;
  border-radius: 36% 64% 54% 46% / 48% 38% 62% 52%;
  background: rgba(255, 255, 255, 0.08);
  transform: rotate(14deg);
  z-index: 1;
}

.fabric-sample::after,
.category-media::after {
  content: "";
  position: absolute;
  inset: 12% 14%;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  z-index: 1;
}

.fabric-sample img,
.category-media img,
.gallery-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.fabric-sample img,
.category-media img {
  z-index: 0;
}

.fabric-note {
  position: absolute;
  z-index: 2;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  background: rgba(12, 19, 28, 0.8);
  color: var(--text);
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}

.fabric-note-top {
  top: 18px;
  right: 18px;
}

.fabric-note-bottom {
  left: 18px;
  bottom: 18px;
}

.showcase-copy {
  padding: 22px 24px 24px;
}

.showcase-copy h3 {
  margin: 0;
  font-size: 1.3rem;
}

.showcase-copy p {
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.8;
}

.category-media {
  min-height: 180px;
  margin-bottom: 8px;
}

.detail-link {
  display: inline-flex;
  margin-top: auto;
}

.comparison-table {
  width: 100%;
  margin-top: 30px;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: 20px;
  border-style: hidden;
  box-shadow: 0 0 0 1px var(--line);
}

.comparison-table th,
.comparison-table td {
  padding: 16px 18px;
  text-align: left;
  border: 1px solid var(--line);
  background: rgba(10, 22, 36, 0.7);
}

.comparison-table th {
  color: var(--accent);
  font-weight: 500;
}

.catalog-groups {
  display: grid;
  gap: 22px;
  margin-top: 34px;
}

.catalog-archive,
.catalog-archive.reveal,
.catalog-archive .catalog-groups,
.catalog-archive .catalog-group,
.catalog-archive .catalog-image-card,
.catalog-archive .catalog-image-card a,
.catalog-archive .catalog-image-card img {
  opacity: 1 !important;
  filter: none !important;
  transform: none !important;
}

.catalog-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.catalog-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
  transition:
    transform 200ms ease,
    border-color 200ms ease,
    color 200ms ease,
    background 200ms ease;
}

.catalog-nav a:hover {
  transform: translateY(-2px);
  color: var(--text);
  border-color: var(--line-strong);
  background: rgba(255, 255, 255, 0.05);
}

.catalog-group {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.catalog-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.catalog-header h3 {
  margin: 0;
  font-size: 1.4rem;
}

.catalog-header p {
  margin: 8px 0 0;
  color: var(--muted);
}

.catalog-images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.catalog-image-card {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.03);
}

.catalog-image-card a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
  padding: 12px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.96);
  overflow: hidden;
}

.catalog-image-card img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: 260px;
  height: auto;
  border-radius: 12px;
  object-fit: contain;
}

.catalog-image-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 14px;
}

.catalog-image-meta strong {
  font-size: 1rem;
}

.catalog-image-meta span,
.catalog-image-meta a {
  color: var(--muted);
  line-height: 1.7;
}

.catalog-image-meta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: 40px;
  padding: 0 16px;
  border: 1px solid rgba(215, 195, 156, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  white-space: nowrap;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(4, 9, 14, 0.88);
  backdrop-filter: blur(12px);
}

.lightbox.is-open {
  display: flex;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.lightbox-dialog {
  position: relative;
  z-index: 1;
  width: min(1280px, calc(100vw - 48px));
  max-height: calc(100vh - 48px);
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(8, 14, 21, 0.94);
  box-shadow: var(--shadow);
}

.lightbox-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.lightbox-figure {
  margin: 0;
  display: grid;
  gap: 12px;
}

.lightbox-figure img {
  display: block;
  width: 100%;
  max-height: calc(100vh - 170px);
  object-fit: contain;
  border-radius: 18px;
  background: #fff;
}

.lightbox-figure figcaption {
  color: var(--muted);
  line-height: 1.7;
}

body.lightbox-open {
  overflow: hidden;
}

html:lang(ja) body {
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

html:lang(ja) .brand-copy strong,
html:lang(ja) .hero h1,
html:lang(ja) .page-hero h1,
html:lang(ja) .section-heading h2,
html:lang(ja) .data-grid strong,
html:lang(ja) .spec-grid strong,
html:lang(ja) .contact-point strong,
html:lang(ja) .info-panel strong,
html:lang(ja) .footer strong {
  font-family: "Noto Serif JP", "Yu Mincho", serif;
}

.page-wrap {
  display: grid;
  gap: 28px;
}

.spec-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.detail-layout {
  display: grid;
  grid-template-columns: 0.98fr 1.02fr;
  gap: 24px;
  align-items: start;
}

.gallery-grid {
  grid-template-columns: 1.1fr 0.9fr;
}

.gallery-card.tall {
  min-height: 420px;
}

.gallery-card.short {
  min-height: 200px;
}

.gallery-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gradient-a {
  background:
    linear-gradient(135deg, rgba(131, 240, 255, 0.16), rgba(255, 198, 112, 0.12)),
    linear-gradient(135deg, #102234, #09131f);
}

.gradient-b {
  background:
    linear-gradient(135deg, rgba(157, 231, 177, 0.14), rgba(131, 240, 255, 0.12)),
    linear-gradient(135deg, #0e2337, #09131f);
}

.gradient-c {
  background:
    linear-gradient(135deg, rgba(255, 198, 112, 0.16), rgba(131, 240, 255, 0.12)),
    linear-gradient(135deg, #112437, #0a1320);
}

.contact-grid {
  grid-template-columns: 0.92fr 1.08fr;
}

.contact-side {
  display: grid;
  gap: 18px;
}

.contact-card {
  display: grid;
  gap: 16px;
}

.contact-card label {
  display: grid;
  gap: 10px;
}

.contact-card span {
  color: var(--muted);
}

.contact-card input,
.contact-card select,
.contact-card textarea {
  width: 100%;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
  outline: none;
}

.contact-card input:focus,
.contact-card select:focus,
.contact-card textarea:focus {
  border-color: rgba(131, 240, 255, 0.55);
  box-shadow: 0 0 0 4px rgba(131, 240, 255, 0.08);
}

.contact-points {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 28px;
}

.qr-panel {
  display: grid;
  gap: 18px;
  padding: 22px;
  grid-template-columns: minmax(0, 220px) 1fr;
  align-items: center;
}

.qr-panel img {
  width: 100%;
  max-width: 220px;
  aspect-ratio: 19 / 27;
  object-fit: cover;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: #fff;
}

.contact-summary {
  display: grid;
  gap: 10px;
}

.contact-summary p,
.contact-summary a {
  color: var(--muted);
  line-height: 1.8;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill-row span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
}

.contact-point strong {
  display: block;
  margin-bottom: 12px;
}

.contact-label {
  display: inline-flex;
  margin-bottom: 14px;
  font-size: 0.8rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.reveal {
  opacity: 0.28;
  transform: translateY(24px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
  padding: 26px 0 46px;
  border-top: 1px solid var(--line);
}

.footer-record {
  flex: 0 0 100%;
  order: 4;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  text-decoration: none;
  text-align: center;
}

.footer-record:hover,
.footer-record:focus-visible {
  color: var(--text);
}

.footer-links,
.footer-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 20px;
}

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

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@keyframes spinReverse {
  from {
    transform: rotate(360deg);
  }
  to {
    transform: rotate(0deg);
  }
}

@media (max-width: 1080px) {
  .topbar,
  .section,
  .hero,
  .showcase-band,
  .footer {
    width: min(100vw - 32px, 1180px);
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-record {
    margin-top: 0;
  }

  .hero,
  .page-hero,
  .two-column-section,
  .data-section,
  .contact-grid,
  .detail-layout,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .product-grid,
  .timeline-grid,
  .story-grid,
  .comparison-grid,
  .advantage-grid,
  .category-grid,
  .product-showcase-grid,
  .spec-grid,
  .contact-points {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero {
    min-height: auto;
    padding-top: 40px;
  }

  .page-hero {
    min-height: auto;
    padding-top: 40px;
  }

  .page-hero > aside {
    max-width: none;
    min-height: 220px;
  }

  .page-hero-visual {
    min-height: 460px;
  }

  .hero-visual {
    min-height: 520px;
  }

  .qr-panel {
    grid-template-columns: 1fr;
  }

  .cta-card,
  .footer,
  .split-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .catalog-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .lightbox-dialog {
    width: min(100vw - 32px, 1280px);
    max-height: calc(100vh - 32px);
  }
}

@media (max-width: 760px) {
  .topbar {
    flex-wrap: wrap;
    justify-content: center;
    padding-top: 14px;
  }

  .nav {
    order: 3;
    width: 100%;
    justify-content: center;
    gap: 16px;
    padding-inline: 12px;
  }

  .nav-cta {
    width: 100%;
  }

  .topbar-actions {
    width: 100%;
    flex-direction: column;
  }

  .lang-switch {
    width: 100%;
    justify-content: center;
  }

  .hero h1 {
    max-width: none;
  }

  .hero-stats,
  .feature-grid,
  .product-grid,
  .timeline-grid,
  .data-grid,
  .story-grid,
  .comparison-grid,
  .advantage-grid,
  .category-grid,
  .product-showcase-grid,
  .spec-grid,
  .contact-points {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 420px;
  }

  .signal-card {
    min-width: 0;
    max-width: calc(100% - 36px);
  }

  .signal-card-top {
    top: 22px;
    right: 18px;
  }

  .signal-card-bottom {
    bottom: 20px;
    left: 18px;
  }

  .section {
    padding: 82px 0;
  }

  .showcase-band {
    padding-inline: 16px;
  }

  .brand {
    width: 100%;
    justify-content: center;
  }

  .brand-logo {
    width: min(220px, 64vw);
    height: auto;
  }

  .comparison-table {
    display: block;
    overflow-x: auto;
    white-space: nowrap;
  }
}