/* ===================================
   café SOEL — Style Sheet
   第7回時点：基本CSS + Flex + Grid + レスポンシブ + 仕上げ
   =================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  --color-bg: #ffffff;
  --color-bg-soft: #faf9f7;
  --color-bg-accent: #f5f0eb;
  --color-text: #2c2c2c;
  --color-text-light: #6b6b6b;
  --color-text-muted: #999999;
  --color-accent: #8b7355;
  --color-accent-light: #c4a882;
  --color-border: #e8e4df;
  --color-white: #ffffff;
  --color-black: #1a1a1a;

  --section-padding: 120px;
  --container-width: 1200px;
  --container-padding: 24px;

  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font-body);
  font-weight: 400; font-size: 16px; line-height: 1.9;
  color: var(--color-text); background-color: var(--color-bg);
}
img { display: block; max-width: 100%; height: auto; }
a {
  color: inherit; text-decoration: none;
  transition: color var(--transition-base);
}
ul, ol { list-style: none; }

/* ---------- Utility ---------- */
.section { padding: var(--section-padding) var(--container-padding); }
.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 14px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: 16px;
}
.section-heading {
  font-size: clamp(24px, 4vw, 36px);
  font-weight: 700; line-height: 1.4;
  letter-spacing: 0.02em;
  color: var(--color-black); margin-bottom: 20px;
}
.section-header { text-align: center; max-width: 600px; margin: 0 auto 60px; }
.section-desc { font-size: 15px; color: var(--color-text-light); line-height: 1.8; }

/* ---------- Header ---------- */
.header {
  position: fixed; top: 0; left: 0;
  width: 100%; z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background-color var(--transition-base);
}
.header-inner {
  max-width: var(--container-width); margin: 0 auto;
  padding: 0 var(--container-padding); height: 72px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo img {
  height: 32px; width: auto;
  transition: opacity var(--transition-base);
}
.logo:hover img { opacity: 0.7; }

.nav-list { display: flex; gap: 36px; }
.nav-link {
  position: relative; padding: 4px 0;
  font-family: var(--font-display);
  font-size: 15px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--color-text);
  transition: color var(--transition-base);
}
.nav-link::after {
  content: ''; position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}
.nav-link:hover::after { width: 100%; }
.nav-link:hover { color: var(--color-accent); }

/* ---------- Hamburger Menu ---------- */
.menu-toggle {
  display: none; flex-direction: column;
  justify-content: center; gap: 5px;
  width: 32px; height: 32px;
  background: none; border: none;
  cursor: pointer; padding: 4px;
}
.menu-toggle-bar {
  display: block; width: 100%; height: 2px;
  background-color: var(--color-black);
  border-radius: 1px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.menu-toggle.is-open .menu-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open .menu-toggle-bar:nth-child(2) { opacity: 0; }
.menu-toggle.is-open .menu-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative; height: 100vh;
  min-height: 600px; max-height: 1000px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.hero-image { position: absolute; inset: 0; z-index: 1; }
.hero-image img { width: 100%; height: 100%; object-fit: cover; }
.hero-image::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.15) 0%, rgba(0,0,0,0.35) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  text-align: center; color: var(--color-white);
  padding: 0 var(--container-padding);
}
.hero-sub {
  font-family: var(--font-display);
  font-size: 14px; font-weight: 600;
  letter-spacing: 4px; text-transform: uppercase;
  margin-bottom: 20px; opacity: 0.9;
}
.hero-title {
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 700; line-height: 1.5;
  letter-spacing: 0.06em; margin-bottom: 40px;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}
.hero-cta {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 13px; font-weight: 600;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--color-white);
  padding: 12px 36px;
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: 30px;
  transition: background-color var(--transition-base), border-color var(--transition-base);
}
.hero-cta:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.9);
}

/* ---------- Concept ---------- */
.concept { background-color: var(--color-bg); }
.concept-inner {
  max-width: var(--container-width); margin: 0 auto;
  display: flex; align-items: center; gap: 60px;
}
.concept-image { border-radius: 12px; overflow: hidden; flex: 1; }
.concept-image img { transition: transform var(--transition-slow); }
.concept-image:hover img { transform: scale(1.03); }
.concept-text { flex: 1; }
.concept-text p { font-size: 15px; line-height: 2; color: var(--color-text-light); margin-bottom: 16px; }
.concept-text p:last-child { margin-bottom: 0; }

/* ---------- Menu ---------- */
.menu { background-color: var(--color-bg-soft); }
.menu-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: var(--container-width); margin: 0 auto;
}
.menu-card {
  background-color: var(--color-white);
  border-radius: 16px; overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.menu-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}
.menu-card-image { aspect-ratio: 1 / 1; overflow: hidden; }
.menu-card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.menu-card:hover .menu-card-image img { transform: scale(1.05); }
.menu-card-body { padding: 24px; }
.menu-card-title {
  font-family: var(--font-display);
  font-size: 20px; font-weight: 700;
  letter-spacing: 1px; margin-bottom: 8px;
  color: var(--color-black);
}
.menu-card-desc { font-size: 14px; line-height: 1.8; color: var(--color-text-light); margin-bottom: 12px; }
.menu-card-price {
  font-family: var(--font-display);
  font-size: 18px; font-weight: 600;
  color: var(--color-accent); letter-spacing: 1px;
}

/* ---------- Gallery ---------- */
.gallery { background-color: var(--color-bg); }
.gallery-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto; gap: 16px;
  max-width: var(--container-width); margin: 0 auto;
}
.gallery-item { border-radius: 12px; overflow: hidden; }
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform var(--transition-slow);
}
.gallery-item:hover img { transform: scale(1.03); }
.gallery-item--large { grid-row: 1 / 3; }

/* ---------- Access ---------- */
.access { background-color: var(--color-bg-soft); }
.access-inner {
  max-width: var(--container-width); margin: 0 auto;
  display: flex; align-items: center; gap: 60px;
}
.access-image { border-radius: 12px; overflow: hidden; flex: 1; }
.access-info { flex: 1; }
.info-list { margin-top: 12px; }
.info-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
  display: flex; gap: 24px;
}
.info-item:last-child { border-bottom: none; }
.info-item dt {
  font-size: 13px; font-weight: 500;
  color: var(--color-text-muted); letter-spacing: 0.5px;
  margin-bottom: 4px; width: 100px; flex-shrink: 0;
}
.info-item dd { font-size: 15px; line-height: 1.8; color: var(--color-text); }
.info-item dd a { color: var(--color-accent); }
.info-item dd a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding: 60px var(--container-padding);
}
.footer-inner {
  max-width: var(--container-width); margin: 0 auto;
  display: flex; flex-direction: column;
  align-items: center; gap: 24px;
}
.footer-logo img {
  height: 24px; width: auto;
  filter: brightness(0) invert(1); opacity: 0.8;
  transition: opacity var(--transition-base);
}
.footer-logo:hover img { opacity: 1; }
.footer-nav { display: flex; gap: 28px; }
.footer-nav a {
  font-family: var(--font-display);
  font-size: 13px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  transition: color var(--transition-base);
}
.footer-nav a:hover { color: var(--color-white); }
.footer-copy { font-size: 12px; color: rgba(255, 255, 255, 0.35); letter-spacing: 0.5px; }

/* ========================================
   レスポンシブ：タブレット（900px以下）
   ======================================== */
@media (max-width: 900px) {
  :root { --section-padding: 80px; }
  .nav {
    display: none; position: fixed; inset: 0;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 99;
    align-items: center; justify-content: center;
  }
  .nav.is-open { display: flex; }
  .nav-list { flex-direction: column; align-items: center; gap: 32px; }
  .nav-link { font-size: 20px; letter-spacing: 3px; }
  .menu-toggle { display: flex; z-index: 101; }
  .concept-inner { flex-direction: column; gap: 40px; }
  .menu-grid { gap: 20px; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item--large { grid-row: auto; }
  .access-inner { flex-direction: column; gap: 40px; }
}

/* ========================================
   レスポンシブ：モバイル（600px以下）
   ======================================== */
@media (max-width: 600px) {
  :root { --section-padding: 60px; }
  .hero { min-height: 500px; }
  .hero-title { font-size: 26px; letter-spacing: 0.04em; }
  .menu-grid { grid-template-columns: 1fr; }
  .info-item { flex-direction: column; gap: 4px; }
  .info-item dt { width: auto; }
  .footer-nav { flex-direction: column; align-items: center; gap: 16px; }
}