/* ================================
   基本設定（Variables / Reset）
================================ */
:root {
  --blue: #1E5F74;
  --blue-dark: #123845;
  --white: #ffffff;
  --gold: #CDA349;
  --brick: #A65A3A;
  --bg: #f5f5f5;
  --text: #333333;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
}

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

/* ================================
   Header
================================ */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(18, 56, 69, 0.96);
  color: var(--white);
  backdrop-filter: blur(8px);
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.logo span {
  font-size: 0.7rem;
  display: block;
  opacity: 0.8;
}

nav ul {
  display: flex;
  gap: 16px;
  list-style: none;
  font-size: 0.9rem;
}

nav a {
  padding: 6px 10px;
  border-radius: 999px;
  transition: background 0.2s, color 0.2s;
}

nav a:hover {
  background: var(--gold);
  color: var(--blue-dark);
}

.header-cta {
  display: flex;
  gap: 8px;
}

/* ================================
   Buttons
================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  border: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold);
  color: var(--blue-dark);
  font-weight: 600;
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

/* ================================
   Hero
================================ */
.hero {
  background: radial-gradient(circle at top left, #2f7f9b 0, #123845 45%, #0b222b 100%);
  color: var(--white);
  padding: 64px 0 48px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 32px;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  margin-bottom: 12px;
  letter-spacing: 0.12em;
}

.hero-copy h1 span {
  display: block;
  font-size: 0.9rem;
  letter-spacing: 0.2em;
  opacity: 0.8;
  margin-bottom: 4px;
}

.hero-lead {
  font-size: 0.95rem;
  margin-bottom: 18px;
  opacity: 0.9;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.8rem;
}

.hero-tag {
  border-radius: 999px;
  padding: 4px 10px;
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 10px;
}

.hero-note {
  font-size: 0.75rem;
  opacity: 0.8;
}

.hero-main-img {
  border-radius: 18px;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  background: #0b222b;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.hero-main-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-badge {
  position: absolute;
  bottom: -10px;
  left: -6px;
  background: var(--gold);
  color: var(--blue-dark);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.hero-badge span {
  font-size: 0.7rem;
  display: block;
  opacity: 0.8;
}

.hero-visual {
  position: relative;
}

/* ================================
   Sections
================================ */
section {
  padding: 48px 0;
}

section:nth-of-type(even) {
  background: #ffffff;
}

.section-title {
  font-size: 1.4rem;
  margin-bottom: 8px;
  text-align: center;
  letter-spacing: 0.12em;
  color: var(--blue-dark);
}

.section-subtitle {
  font-size: 0.9rem;
  text-align: center;
  margin-bottom: 28px;
  color: #666;
}

/* ================================
   Features
================================ */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  background: #ffffff;
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
  border-top: 3px solid var(--blue);
}

.feature-icon {
  font-size: 1.4rem;
  margin-bottom: 6px;
}

.feature-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-text {
  font-size: 0.85rem;
  color: #555;
}

/* ================================
   Menu
================================ */
.menu-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.menu-card {
  background: #ffffff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
  display: flex;
  flex-direction: column;
}

.menu-img {
  height: 150px;
  overflow: hidden;
}

.menu-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.menu-body {
  padding: 12px 14px 14px;
  font-size: 0.85rem;
}

.menu-name {
  font-weight: 600;
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.menu-price {
  font-size: 0.8rem;
  color: var(--brick);
  font-weight: 600;
}

.menu-desc {
  font-size: 0.8rem;
  color: #555;
  margin-bottom: 6px;
}

.menu-tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(30, 95, 116, 0.08);
  color: var(--blue-dark);
}

/* ================================
   About / Gallery
================================ */
.two-column {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
}

.about-text p {
  font-size: 0.9rem;
  margin-bottom: 10px;
}

.about-list {
  list-style: none;
  font-size: 0.85rem;
}

.about-list li::before {
  content: "・";
  margin-right: 4px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}

.gallery-item {
  height: 120px;
  border-radius: 10px;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ================================
   Events / Info
================================ */
.info-box {
  background: #ffffff;
  border-radius: 14px;
  padding: 18px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
  font-size: 0.85rem;
}

.info-box h3 {
  font-size: 1rem;
  margin-bottom: 6px;
  color: var(--blue-dark);
}

.info-list {
  list-style: none;
  margin-top: 4px;
}

.info-list li {
  margin-bottom: 2px;
}

/* ================================
   Access
================================ */
.access-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  font-size: 0.85rem;
}

.access-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 10px;
}

.access-table th,
.access-table td {
  padding: 6px 4px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid #eee;
}

.access-table th {
  width: 80px;
  color: #555;
  font-weight: 500;
}

.map-placeholder {
  height: 360px;
  border-radius: 12px;
  overflow: hidden;
}

/* ================================
   Footer
================================ */
footer {
  background: var(--blue-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 18px 0 24px;
  font-size: 0.8rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-links a:hover {
  opacity: 1;
  text-decoration: underline;
}

/* ================================
   Mobile Responsive
================================ */
@media (max-width: 768px) {
  .header-inner {
    flex-wrap: wrap;
    gap: 8px;
  }

  nav {
    display: none;
  }

  .hero {
    padding: 40px 0 32px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .features,
  .menu-grid {
    grid-template-columns: 1fr;
  }

  .two-column,
  .access-grid {
    grid-template-columns: 1fr;
  }

  section {
    padding: 36px 0;
  }
}

/* ================================
   Mobile Bottom CTA
================================ */
@media (max-width: 640px) {
  .bottom-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(18, 56, 69, 0.98);
    padding: 8px 12px;
    z-index: 90;
  }

  .bottom-cta-inner {
    max-width: 1080px;
    margin: 0 auto;
    display: flex;
    gap: 8px;
  }

  .bottom-cta .btn {
    flex: 1;
    font-size: 0.8rem;
    padding: 8px 6px;
  }

  body {
    padding-bottom: 52px;
  }
}