/* ============================================================
   すゞ亭 共通スタイルシート  style.css  v1.0
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,700;1,400&display=swap');

/* ── CSS カスタムプロパティ ── */
:root {
  --color-main:    #8B4513;
  --color-sub:     #D2691E;
  --color-accent:  #F4A460;
  --color-bg:      #FFF8F0;
  --color-bg2:     #FDF0E0;
  --color-text:    #333333;
  --color-muted:   #888888;
  --color-white:   #FFFFFF;
  --color-border:  #E8D5C0;
  --color-dark:    #3E1C00;

  --font-serif:  'Noto Serif JP', 'Georgia', serif;
  --font-sans:   'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --font-en:     'Playfair Display', 'Georgia', serif;

  --radius:      8px;
  --radius-lg:   16px;
  --shadow:      0 2px 12px rgba(139, 69, 19, 0.12);
  --shadow-lg:   0 8px 32px rgba(139, 69, 19, 0.18);
  --transition:  0.3s ease;

  --nav-height:  64px;
  --max-width:   1100px;
}

/* ── リセット ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.75;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-main); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-sub); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-sans); }

/* ── ローディング ── */
#page-loader {
  position: fixed; inset: 0;
  background: var(--color-bg);
  display: flex; align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s, visibility 0.5s;
}
#page-loader.hidden { opacity: 0; visibility: hidden; }
.loader-inner {
  text-align: center;
}
.loader-kanji {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--color-main);
  animation: pulse 1.5s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.95); }
}

/* ── ナビゲーション ── */
.site-nav {
  position: fixed; top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: rgba(255, 248, 240, 0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(139,69,19,0.08);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  height: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-main);
  letter-spacing: 0.05em;
}
.nav-logo span { font-family: var(--font-en); font-size: 0.75rem; color: var(--color-muted); display: block; letter-spacing: 0.15em; }
.nav-links {
  display: flex;
  gap: 8px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 6px 14px;
  border-radius: 20px;
  transition: all var(--transition);
  letter-spacing: 0.03em;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--color-main);
  color: var(--color-white);
}
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius);
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-main);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── モバイルメニュー ── */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  background: var(--color-white);
  border-bottom: 2px solid var(--color-border);
  padding: 16px 24px;
  box-shadow: var(--shadow);
  z-index: 999;
}
.nav-mobile.open { display: block; }
.nav-mobile a {
  display: block;
  padding: 14px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-border);
  letter-spacing: 0.03em;
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--color-main); padding-left: 8px; }

/* ── メインコンテンツ ── */
.page-main {
  padding-top: var(--nav-height);
}

/* ── コンテナ ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ── セクション ── */
.section {
  padding: 80px 0;
}
.section--alt {
  background: var(--color-bg2);
}
.section-title {
  font-family: var(--font-serif);
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-main);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px; height: 3px;
  background: var(--color-accent);
  margin: 12px auto 0;
  border-radius: 2px;
}
.section-subtitle {
  text-align: center;
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: 48px;
  font-family: var(--font-en);
  letter-spacing: 0.1em;
}

/* ── ヒーロービジュアル ── */
.hero {
  position: relative;
  height: 90vh;
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background: var(--color-dark);
}
.hero-bg {
  position: absolute; inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.55;
  transition: opacity 0.8s;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(62,28,0,0.2) 0%, rgba(62,28,0,0.5) 100%);
}
.hero-content {
  position: relative; z-index: 1;
  color: var(--color-white);
  padding: 0 24px;
}
.hero-catchcopy {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  line-height: 1.4;
  text-shadow: 0 2px 16px rgba(0,0,0,0.5);
  margin-bottom: 16px;
}
.hero-subcopy {
  font-size: clamp(0.9rem, 2vw, 1.125rem);
  letter-spacing: 0.15em;
  opacity: 0.9;
  text-shadow: 0 1px 8px rgba(0,0,0,0.5);
  margin-bottom: 32px;
}
.hero-scroll {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.8);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  animation: bounce 2s ease infinite;
}
.hero-scroll::after {
  content: '';
  display: block;
  width: 1px; height: 40px;
  background: rgba(255,255,255,0.6);
}
@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(8px); }
}

/* ── お知らせ ── */
.news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.news-item {
  display: flex;
  gap: 20px;
  padding: 20px 28px;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition);
}
.news-item:last-child { border-bottom: none; }
.news-item:hover { background: var(--color-bg); }
.news-date {
  font-size: 0.75rem;
  color: var(--color-muted);
  font-family: var(--font-en);
  white-space: nowrap;
  padding-top: 2px;
  min-width: 80px;
}
.news-title { font-weight: 500; font-size: 0.9375rem; }

/* ── 営業時間バー ── */
.hours-bar {
  background: var(--color-main);
  color: var(--color-white);
  text-align: center;
  padding: 20px;
  font-family: var(--font-serif);
  letter-spacing: 0.1em;
}
.hours-bar .hours-text { font-size: 1.25rem; font-weight: 600; }
.hours-bar .closed-text { font-size: 0.875rem; opacity: 0.85; margin-top: 4px; }

/* ── グリッド ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ── カード ── */
.card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-img {
  width: 100%; aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--color-border);
}
.card-img-placeholder {
  width: 100%; aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-border), var(--color-bg2));
  display: flex; align-items: center; justify-content: center;
  color: var(--color-muted); font-size: 2rem;
}
.card-body { padding: 20px 22px; }
.card-tag {
  display: inline-block;
  font-size: 0.75rem;
  background: var(--color-accent);
  color: var(--color-white);
  padding: 2px 10px;
  border-radius: 12px;
  margin-bottom: 8px;
  font-weight: 500;
}
.card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--color-dark);
}
.card-price {
  font-family: var(--font-en);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-main);
  margin-bottom: 8px;
}
.card-desc { font-size: 0.875rem; color: var(--color-muted); line-height: 1.65; }

/* ── フォーム ── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}
.form-label .required {
  color: #e05555;
  font-size: 0.75rem;
  margin-left: 4px;
}
.form-input, .form-textarea, .form-select {
  width: 100%;
  padding: 10px 14px;
  font-size: 1rem;
  font-family: var(--font-sans);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  border-color: var(--color-main);
  box-shadow: 0 0 0 3px rgba(139,69,19,0.12);
}
.form-textarea { resize: vertical; min-height: 140px; }

/* ── ボタン ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  font-family: var(--font-sans);
  letter-spacing: 0.05em;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}
.btn-primary {
  background: var(--color-main);
  color: var(--color-white);
  border-color: var(--color-main);
}
.btn-primary:hover {
  background: var(--color-dark);
  border-color: var(--color-dark);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.btn-outline {
  background: transparent;
  color: var(--color-main);
  border-color: var(--color-main);
}
.btn-outline:hover {
  background: var(--color-main);
  color: var(--color-white);
}
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* ── テーブル ── */
.info-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.info-table th, .info-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
}
.info-table th {
  background: var(--color-bg2);
  font-weight: 600;
  color: var(--color-main);
  width: 140px;
  font-family: var(--font-serif);
}
.info-table tr:last-child th,
.info-table tr:last-child td { border-bottom: none; }

/* ── アクセスマップ ── */
.map-frame {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: none;
}
.map-frame iframe {
  width: 100%; height: 100%;
  border: none;
}

/* ── こだわりアイコン ── */
.commitment-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.commitment-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: var(--color-white);
  padding: 28px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}
.commitment-icon {
  width: 56px; height: 56px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.commitment-content {}
.commitment-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-main);
  margin-bottom: 8px;
}
.commitment-body { font-size: 0.9375rem; color: var(--color-muted); line-height: 1.8; }

/* ── 写真ギャラリー ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.gallery-img {
  width: 100%; aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform var(--transition);
}
.gallery-img:hover { transform: scale(1.02); }

/* ── フッター ── */
.site-footer {
  background: var(--color-dark);
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 48px 24px 32px;
}
.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 8px;
}
.footer-logo span { font-family: var(--font-en); font-size: 0.8rem; display: block; letter-spacing: 0.2em; color: rgba(255,255,255,0.5); margin-top: 4px; }
.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin: 24px 0;
  flex-wrap: wrap;
}
.footer-links a {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-accent); }
.footer-copy { font-size: 0.8rem; color: rgba(255,255,255,0.4); }

/* ── トースト通知 ── */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--color-dark);
  color: var(--color-white);
  padding: 14px 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.35s ease;
  max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.toast-success { border-left: 4px solid #4caf50; }
.toast.toast-error   { border-left: 4px solid #e05555; }

/* ── ページヘッダー（内ページ） ── */
.page-header {
  background: linear-gradient(135deg, var(--color-dark) 0%, var(--color-main) 100%);
  color: var(--color-white);
  text-align: center;
  padding: 80px 24px 60px;
  margin-top: 0;
}
.page-header-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}
.page-header-sub {
  font-family: var(--font-en);
  font-size: 0.9rem;
  letter-spacing: 0.25em;
  opacity: 0.75;
}

/* ── カテゴリーフィルター ── */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 40px;
}
.category-btn {
  padding: 8px 20px;
  border-radius: 24px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1.5px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-white);
  transition: all var(--transition);
  cursor: pointer;
}
.category-btn:hover, .category-btn.active {
  background: var(--color-main);
  color: var(--color-white);
  border-color: var(--color-main);
}

/* ── 問い合わせ情報ボックス ── */
.contact-info-box {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: var(--shadow);
  text-align: center;
}
.contact-info-box .icon { font-size: 2rem; margin-bottom: 12px; }
.contact-info-box .label { font-size: 0.8rem; color: var(--color-muted); letter-spacing: 0.1em; margin-bottom: 8px; }
.contact-info-box .value { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: var(--color-main); }
.contact-info-box .sub { font-size: 0.8rem; color: var(--color-muted); margin-top: 4px; }

/* ── スクロールアニメーション ── */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ── 区切り飾り ── */
.divider {
  width: 48px; height: 3px;
  background: var(--color-accent);
  border-radius: 2px;
  margin: 12px auto 32px;
}

/* ── ローディングスピナー（インライン） ── */
.spinner {
  display: inline-block;
  width: 20px; height: 20px;
  border: 2px solid rgba(139,69,19,0.2);
  border-top-color: var(--color-main);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── メディアクエリ ── */
@media (max-width: 1023px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 767px) {
  :root { --nav-height: 56px; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .section { padding: 56px 0; }
  .section-title { font-size: 1.5rem; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }

  .hero { height: 80vh; min-height: 400px; }

  .info-table th { width: 100px; }

  .news-item { flex-direction: column; gap: 4px; }

  .commitment-item { flex-direction: column; gap: 16px; }

  .contact-info-box { padding: 24px 20px; }

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

  .page-header { padding: 60px 24px 48px; }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}