:root {
  --font-serif: 'Cormorant Garamond', 'Times New Roman', serif;
  --font-sans: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --color-bg-dark: #0f1214;
  --color-bg-light: #fbfbf9;
  --color-text-main: #1f1f1f;
  --color-text-light: #ffffff;
  --color-accent: #c49a45;
  --color-overlay: rgba(10, 15, 20, 0.5);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
}

.container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============================================================
   HERO SECTION (明るさ調整版)
   ============================================================ */
.hero-section {
  position: relative;
  width: 100vw;
  height: 100vh;
  min-height: 600px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-light);
  overflow: hidden;
}

/* 画像自体の明度を上げ、コントラストを調整 */
.hero-bg-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  filter: brightness(1.12) contrast(1.05); /* 写真を12%明るくし、くっきり感を向上 */
}

/* 黒い覆いを薄くし、自然光をそのまま活かすオーバーレイ */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(10, 15, 20, 0.35) 0%,   /* 上部ナビ用の最小限の薄い影 */
    rgba(10, 15, 20, 0.08) 40%,  /* 中央部はほぼ透明にして写真本来の明るさを出す */
    rgba(10, 15, 20, 0.45) 100%  /* スクロール案内用の薄い影 */
  );
  z-index: 1;
}

.top-header,
.hero-center-nav,
.hero-footer {
  position: relative;
  z-index: 2;
}

/* 写真を明るくした分、中央文字のドロップシャドウを強化して視認性を保持 */
.hero-keyword {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 7.5vw, 6.8rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffffff;
  text-shadow: 
    0 2px 10px rgba(0, 0, 0, 0.7),
    0 4px 28px rgba(0, 0, 0, 0.85); /* 明るい背景でも文字がはっきり浮かび上がる影 */
  position: relative;
}

.hero-keyword::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 0;
  height: 2px;
  background: #ffffff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
  transition: width 0.35s ease-out;
}

.hero-keyword:hover {
  transform: translateY(-2px);
}

.hero-keyword:hover::after {
  width: 100%;
}

/* --- Top Header & Logo --- */
.top-header {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 2rem 3.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-container {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo-img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.brand-logo-text {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: #ffffff;
}

.nav-secondary {
  display: flex;
  align-items: center;
  gap: 2rem;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 400;
}

.nav-secondary a:hover {
  opacity: 0.7;
}

.btn-order {
  padding: 0.5rem 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 2px;
  background: rgba(0, 0, 0, 0.25);
  backdrop-filter: blur(4px);
}

.btn-order:hover {
  background: #ffffff;
  color: #111111;
  border-color: #ffffff;
}

/* --- Center Bold Typography --- */
.hero-center-nav {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 4.5rem;
  padding: 0 1.5rem;
}

.hero-keyword {
  font-family: var(--font-serif);
  font-size: clamp(3.2rem, 7.5vw, 6.8rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #ffffff;
  opacity: 0.95;
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  position: relative;
}

.hero-keyword::after {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 0;
  width: 0;
  height: 2px;
  background: #ffffff;
  transition: width 0.35s ease-out;
}

.hero-keyword:hover {
  opacity: 1;
  transform: translateY(-2px);
}

.hero-keyword:hover::after {
  width: 100%;
}

/* --- Hero Footer / Scroll Guide --- */
.hero-footer {
  position: relative;
  z-index: 2;
  margin-bottom: 2.5rem;
}

.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  opacity: 0.75;
}

.scroll-indicator:hover {
  opacity: 1;
}

.scroll-line {
  width: 1px;
  height: 35px;
  background: rgba(255, 255, 255, 0.7);
  margin-top: 8px;
  animation: lineGrow 2s infinite ease-in-out;
}

@keyframes lineGrow {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ============================================================
   CONTENT SECTIONS
   ============================================================ */
.section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3.5rem;
}

.sub-title {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.title {
  font-family: var(--font-serif);
  font-size: 2.6rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.description {
  font-size: 0.95rem;
  color: #666666;
  font-weight: 300;
}

/* --- Obanzai Feed Grid --- */
.obanzai-section {
  background-color: #ffffff;
}

.obanzai-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  min-height: 200px;
}

.loading-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 3rem;
  font-size: 0.9rem;
  color: #999;
  letter-spacing: 0.1em;
}

/* --- Visit / Hours Grid --- */
.visit-section {
  background-color: var(--color-bg-dark);
  color: var(--color-text-light);
}

.visit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  text-align: center;
}

.visit-card h3 {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

.visit-card p {
  font-size: 0.9rem;
  color: #cccccc;
  line-height: 1.8;
  font-weight: 300;
}

.text-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.text-link:hover {
  border-color: #ffffff;
}

/* --- Buttons & Utilities --- */
.btn-solid {
  display: inline-block;
  padding: 0.8rem 2rem;
  background-color: var(--color-accent);
  color: #ffffff;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.btn-solid:hover {
  background-color: #ab8335;
}

.btn-outline {
  display: inline-block;
  padding: 0.8rem 2rem;
  border: 1px solid #111111;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.btn-outline:hover {
  background-color: #111111;
  color: #ffffff;
}

.text-center { text-align: center; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 2rem; }

/* --- Footer --- */
.footer {
  background-color: #080a0b;
  color: #777777;
  padding: 2.5rem 0;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.social-links {
  display: flex;
  gap: 1.5rem;
}

.social-links a:hover {
  color: #ffffff;
}

/* ============================================================
   RESPONSIVE DESIGN (Mobile / Tablet)
   ============================================================ */
@media (max-width: 900px) {
  .top-header {
    padding: 1.2rem 1.5rem;
  }
  
  .nav-secondary {
    display: none;
  }

  .hero-center-nav {
    flex-direction: column;
    gap: 1.8rem;
  }

  .hero-keyword {
    font-size: 2.8rem;
    letter-spacing: 0.14em;
  }

  .visit-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}