/* ===== Reset & Base ===== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #0a0a0a;
  --color-bg-subtle: #141414;
  --color-bg-card: #1a1a1a;
  --color-text: #f5f0eb;
  --color-text-muted: #a09888;
  --color-accent: #c8a87c;
  --color-accent-dark: #a88a60;
  --color-border: #2a2520;
  --font-serif: 'Noto Serif JP', serif;
  --font-sans: 'Noto Sans JP', sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

html {
  overflow-x: hidden;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity 0.3s;
}

a:hover {
  opacity: 0.8;
}

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navigation ===== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: background 0.4s, padding 0.4s;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-text);
  letter-spacing: 0.1em;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  transition: color 0.3s;
}

.nav-links a:hover {
  color: var(--color-text);
  opacity: 1;
}

.nav-cta {
  background: var(--color-accent);
  color: var(--color-bg) !important;
  padding: 8px 20px;
  border-radius: 4px;
  font-weight: 500;
}

.nav-cta:hover {
  background: var(--color-accent-dark);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-text);
  transition: transform 0.3s, opacity 0.3s;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, #1a1008 0%, #0a0a0a 50%, #0d0806 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(200, 168, 124, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, 0.3);
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-sub {
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  margin-bottom: 24px;
  font-weight: 300;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 900;
  letter-spacing: 0.15em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: 0.2em;
  margin-bottom: 48px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll span {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
  animation: scrollPulse 2s infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 14px 36px;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border-radius: 4px;
  transition: all 0.3s;
  cursor: pointer;
  border: none;
  text-align: center;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-bg);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  opacity: 1;
}

.btn-ghost {
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  opacity: 1;
}

.btn-outline {
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  opacity: 1;
}

.btn-sm {
  padding: 10px 24px;
  font-size: 0.85rem;
}

/* ===== Sections ===== */
.section {
  padding: 120px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
  font-weight: 400;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.05em;
}

.section-subtitle {
  color: var(--color-text-muted);
  margin-top: 12px;
  font-size: 0.95rem;
}

/* ===== Concept ===== */
.concept {
  background: var(--color-bg-subtle);
}

.concept-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.concept-card {
  text-align: center;
  padding: 40px 24px;
}

.concept-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 24px;
  color: var(--color-accent);
}

.concept-card h3 {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  margin-bottom: 16px;
  letter-spacing: 0.08em;
}

.concept-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.9;
}

/* ===== Story ===== */
.story-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.story-image-placeholder {
  aspect-ratio: 4/3;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  border-radius: 4px;
}

.story-text h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.6;
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}

.story-text p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 2;
  margin-bottom: 16px;
}

/* ===== Menu ===== */
.menu {
  background: var(--color-bg-subtle);
}

.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.menu-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.3s;
}

.menu-card:hover {
  border-color: var(--color-accent);
}

.menu-card--featured {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.menu-image-placeholder {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, #1c1710, #0f0d0a);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.menu-image {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
}

.menu-card--featured .menu-image {
  aspect-ratio: auto;
  min-height: 280px;
  height: 100%;
}

.menu-card--featured .menu-image-placeholder {
  aspect-ratio: auto;
  min-height: 280px;
}

.menu-info {
  padding: 28px;
}

.menu-badge {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 3px 10px;
  border-radius: 2px;
  margin-bottom: 12px;
}

.menu-info h3 {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}

.menu-info p {
  color: var(--color-text-muted);
  font-size: 0.88rem;
  line-height: 1.8;
}

/* ===== Scenes ===== */
.scenes-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.scene-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 32px 24px;
  border-radius: 6px;
  transition: border-color 0.3s, transform 0.3s;
}

.scene-card:hover {
  border-color: var(--color-accent);
  transform: translateY(-4px);
}

.scene-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 0.9rem;
  color: var(--color-accent);
  margin-bottom: 20px;
}

.scene-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.scene-card p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.scene-shop {
  font-size: 0.8rem;
  color: var(--color-accent);
  letter-spacing: 0.03em;
}

/* ===== Shops ===== */
.shops {
  background: var(--color-bg-subtle);
}

.shops-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.shop-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
}

.shop-image-placeholder,
.shop-image {
  aspect-ratio: 16/9;
  width: 100%;
  object-fit: cover;
  background: linear-gradient(135deg, #1c1710, #0f0d0a);
  display: block;
}

.shop-info {
  padding: 32px;
}

.shop-info h3 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  margin-bottom: 12px;
  letter-spacing: 0.08em;
}

.shop-desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.shop-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 24px;
}

.shop-table tr {
  border-bottom: 1px solid var(--color-border);
}

.shop-table th {
  text-align: left;
  padding: 10px 12px 10px 0;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  white-space: nowrap;
  vertical-align: top;
  width: 80px;
}

.shop-table td {
  padding: 10px 0;
  font-size: 0.88rem;
}

.shop-table td a {
  color: var(--color-text);
}

.shop-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== Access ===== */
.access-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.access-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 32px;
  border-radius: 6px;
  text-align: center;
}

.access-card h4 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 12px;
  color: var(--color-accent);
}

.access-card p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.8;
}

.access-note {
  text-align: center;
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  background: var(--color-bg-card);
}

.access-note p {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

/* ===== Reserve ===== */
.reserve {
  background: linear-gradient(135deg, #1a1408 0%, #0a0a0a 100%);
}

.reserve-box {
  text-align: center;
}

.reserve-box h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin-bottom: 16px;
  letter-spacing: 0.08em;
}

.reserve-box > p {
  color: var(--color-text-muted);
  margin-bottom: 48px;
  font-size: 0.95rem;
}

.reserve-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.reserve-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 40px 32px;
  border-radius: 6px;
}

.reserve-card h3 {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  margin-bottom: 16px;
  color: var(--color-accent);
}

.reserve-phone {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--color-text) !important;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.reserve-card p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  line-height: 1.7;
}

.reserve-sns {
  border-top: 1px solid var(--color-border);
  padding-top: 32px;
}

.reserve-sns > p {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.reserve-sns-links {
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.reserve-sns-links a {
  font-size: 0.85rem;
  color: var(--color-accent);
}

/* ===== Footer ===== */
.footer {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 32px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 8px;
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: 0.8rem;
  line-height: 1.7;
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.footer-copy {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-align: center;
  opacity: 0.5;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-bg);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    transition: right 0.4s ease;
    border-left: 1px solid var(--color-border);
  }

  .nav-links.open {
    right: 0;
  }

  .concept-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .concept-card {
    padding: 28px 20px;
  }

  .story-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .menu-card--featured {
    grid-template-columns: 1fr;
  }

  .scenes-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

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

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

  .reserve-cards {
    grid-template-columns: 1fr;
  }

  .reserve-phone {
    font-size: 1.4rem;
  }

  .footer-inner {
    flex-direction: column;
    gap: 24px;
  }

  .section {
    padding: 80px 0;
  }
}

@media (max-width: 480px) {
  .scenes-grid {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 3.5rem;
  }
}

/* ===== Fade-in Animation ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}