:root {
  --white: #ffffff;
  --bg: #f7f7f5;
  --line: #e5e5e1;
  --text: #222222;
  --muted: #666666;
  --black: #111111;
  --accent: #111111;
  --accent-soft: #f2f2ef;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", sans-serif;
  line-height: 1.7;
  letter-spacing: 0.035em;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.nav {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
}

.logo img {
  width: 218px;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
  color: #333;
  font-size: 14px;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}

.menu-toggle span,
.menu-toggle::before,
.menu-toggle::after {
  content: "";
  width: 20px;
  height: 2px;
  display: block;
  border-radius: 999px;
  background: var(--black);
}

.menu-toggle {
  flex-direction: column;
  gap: 5px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid var(--black);
  background: var(--black);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  white-space: nowrap;
}

.button.secondary {
  background: #fff;
  color: var(--black);
}

.hero {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.96) 0%, rgba(255, 255, 255, 0.76) 56%, rgba(255, 255, 255, 0.95) 100%),
    var(--accent-soft);
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  min-height: 620px;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  align-items: center;
  gap: 46px;
  padding: 62px 0 48px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

h1 {
  margin: 20px 0 16px;
  font-size: clamp(36px, 4.8vw, 64px);
  line-height: 1.12;
  letter-spacing: 0.035em;
}

h1 span {
  display: block;
  text-wrap: balance;
}

.lead {
  margin: 0;
  color: #444;
  font-size: 18px;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-photo {
  overflow: hidden;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #ddd;
  box-shadow: 0 22px 64px rgba(17, 17, 17, 0.12);
}

.hero-photo img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

section {
  padding: 68px 0;
}

section[id] {
  scroll-margin-top: 88px;
}

section.band {
  background: var(--bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

h2 {
  margin: 0;
  font-size: clamp(26px, 2.8vw, 38px);
  line-height: 1.25;
  text-wrap: balance;
}

.section-head p,
.copy {
  margin: 0;
  color: var(--muted);
  max-width: 650px;
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.quick {
  padding: 18px;
  border: 1px solid var(--line);
  border-top: 5px solid var(--accent);
  border-radius: 8px;
  background: #fff;
}

.quick strong {
  display: block;
  margin-bottom: 4px;
  font-size: 15px;
}

.quick span {
  color: #555;
  font-size: 14px;
}

.price-layout,
.embed-grid,
.info-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 18px;
  align-items: start;
}

.price-card,
.embed-card,
.floorplan-card,
.info-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.price-card {
  border-top: 6px solid var(--accent);
}

.payment-card {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(135deg, #fff, var(--accent-soft));
}

.payment-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  line-height: 1.35;
}

.payment-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 12px;
  padding: 0;
  list-style: none;
}

.payment-list li {
  min-height: 34px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  font-size: 13px;
  font-weight: 800;
}

.payment-card p {
  margin: 0;
  color: #555;
  font-size: 14px;
}

.price-card h3,
.embed-card h3,
.floorplan-card h3,
.info-card h3 {
  margin: 0 0 12px;
  font-size: 20px;
  line-height: 1.35;
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  overflow-wrap: anywhere;
}

.price-table th,
.price-table td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}

.price-table th {
  color: #555;
  font-size: 13px;
  white-space: nowrap;
}

.price-table td.price {
  color: var(--accent);
  font-size: 18px;
  font-weight: 900;
  white-space: nowrap;
}

.price-note,
.address,
.embed-note {
  margin: 12px 0 0;
  color: #555;
  font-size: 14px;
}

.price-note strong {
  color: var(--text);
}

.embed-card iframe {
  width: 100%;
  height: 430px;
  display: block;
  border: 0;
  border-radius: 6px;
  background: var(--accent-soft);
}

.embed-card.calendar-wide {
  grid-column: 1 / -1;
}

.floorplan-card img {
  width: 100%;
  display: block;
  border-radius: 6px;
  border: 1px solid var(--line);
  background: #fff;
}

.floorplan-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.address {
  font-weight: 800;
}

.gallery {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 14px;
}

.gallery figure,
.floor-card figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.gallery img,
.floor-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.gallery figure:first-child {
  grid-row: span 2;
}

.gallery figure:first-child img {
  height: 100%;
  aspect-ratio: auto;
}

figcaption {
  padding: 10px 12px;
  color: #555;
  font-size: 13px;
  font-weight: 800;
}

.feature-grid,
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.feature,
.equipment,
.faq-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.feature strong,
.equipment strong {
  display: block;
  margin-bottom: 6px;
}

.feature p,
.equipment p,
.faq-item p {
  margin: 0;
  color: #555;
  font-size: 14px;
}

.equipment img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  border-radius: 6px;
  margin-bottom: 12px;
}

.floor-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.floor-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-top: 6px solid var(--accent);
  border-radius: 8px;
  background: #fff;
}

.floor-card h3 {
  margin: 0 0 10px;
  font-size: 24px;
}

.floor-card p {
  color: #555;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.closed-box {
  padding: 28px;
  border: 1px solid #c8e4ee;
  border-radius: 8px;
  background: linear-gradient(135deg, #fff, #e6f5fa);
}

footer {
  padding: 42px 0;
  background: #111;
  color: #fff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 32px;
}

.footer-logo {
  width: 220px;
  display: block;
  margin-bottom: 14px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px 22px;
  color: #ddd;
  font-size: 14px;
}

@media (max-width: 900px) {
  .nav {
    position: relative;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 0 0 8px 8px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 18px 42px rgba(17, 17, 17, 0.12);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a {
    padding: 12px 10px;
    border-radius: 6px;
  }

  .nav-links a:hover {
    background: var(--accent-soft);
  }

  .menu-toggle {
    display: inline-flex;
  }

  .hero-inner,
  .floor-grid,
  .footer-grid,
  .price-layout,
  .embed-grid,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .quick-grid,
  .feature-grid,
  .equipment-grid,
  .faq-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .gallery {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .logo img {
    width: 180px;
  }

  .hero-inner {
    min-height: auto;
    padding: 42px 0 34px;
  }

  h1 {
    font-size: clamp(30px, 8vw, 40px);
  }

  section {
    padding: 50px 0;
  }

  .quick-grid,
  .feature-grid,
  .equipment-grid,
  .faq-grid,
  .footer-links,
  .floorplan-grid,
  .gallery {
    grid-template-columns: 1fr;
  }

  .price-table th,
  .price-table td {
    padding: 10px 8px;
    font-size: 13px;
  }

  .price-table td.price {
    font-size: 16px;
  }

  .embed-card iframe {
    height: 360px;
  }
}