/* ============================================
   components.css - Bテーマ共通部品
   ダークトーン・明朝体・ゴールドアクセントのUI部品
   ============================================ */


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

.container--narrow {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--spacing-container);
}


/* ============================================
   セクション共通
   ============================================ */
.section {
  padding: var(--spacing-section) 0;
}

.section--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-white);
}

.section--deep {
  background-color: var(--color-bg-deep);
  color: var(--color-white);
}

.section--alt {
  background-color: var(--color-bg-alt);
}

/* セクションヘッダー */
.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* 英語ラベル（細い文字） */
.section-en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.section--dark .section-en {
  color: var(--color-primary-light);
}

/* 日本語タイトル */
.section-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h2);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 24px;
}

.section--dark .section-title,
.section--deep .section-title {
  color: var(--color-white);
}

/* タイトル下の装飾ライン */
.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background-color: var(--color-primary);
  margin: 20px auto 0;
}

.section-title--left::after {
  margin-left: 0;
}

.section-desc {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 2;
  max-width: 560px;
  margin: 0 auto;
}

.section--dark .section-desc,
.section--deep .section-desc {
  color: var(--color-white-muted);
}


/* ============================================
   ボタン
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 36px;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-speed) var(--transition-ease);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

/* ゴールドボタン（メイン） */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-bg-deep);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
}

/* アウトラインボタン（白版: ダーク背景用） */
.btn-outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-bg-deep);
  border-color: var(--color-white);
}

/* アウトラインボタン（ゴールド版） */
.btn-outline-gold {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline-gold:hover {
  background-color: var(--color-primary);
  color: var(--color-bg-deep);
}

/* アウトラインボタン（ダーク版: 明るい背景用） */
.btn-outline-dark {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--color-text);
}

.btn-outline-dark:hover {
  background-color: var(--color-text);
  color: var(--color-white);
}

/* 口コミ誘導ボタン */
.btn-review {
  background-color: #4285f4;
  color: var(--color-white);
  border-color: #4285f4;
  font-size: 0.85rem;
}

.btn-review:hover {
  background-color: #3367d6;
  border-color: #3367d6;
}

/* サイズ */
.btn-sm {
  padding: 10px 24px;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 20px 48px;
  font-size: 0.95rem;
}


/* ============================================
   パンくずリスト
   ============================================ */
.breadcrumb {
  padding: 16px 0;
  padding-top: calc(var(--header-height) + 16px);
  background-color: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  font-family: var(--font-primary);
}

.breadcrumb-list li + li::before {
  content: '—';
  margin-right: 6px;
  color: var(--color-primary);
  font-size: 0.7rem;
}

.breadcrumb-list a {
  color: var(--color-text-light);
  transition: color var(--transition-speed);
}

.breadcrumb-list a:hover {
  color: var(--color-primary);
}

.breadcrumb-list [aria-current="page"] {
  color: var(--color-text);
}


/* ============================================
   ページタイトルヒーロー（下層ページ）
   ============================================ */
.page-hero {
  position: relative;
  padding: 80px 0;
  background-color: var(--color-bg-dark);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('https://images.unsplash.com/photo-1414235077428-338989a2e8c0?w=1600&h=400&fit=crop&auto=format');
  background-size: cover;
  background-position: center;
  opacity: 0.3;
}

.page-hero-inner {
  position: relative;
  z-index: 1;
}

.page-hero-en {
  display: block;
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.page-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--color-white);
}


/* ============================================
   メニュー・料理カード
   ============================================ */
.menu-card {
  position: relative;
  overflow: hidden;
}

.menu-card-image {
  aspect-ratio: 3/2;
  overflow: hidden;
}

.menu-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--transition-ease);
}

.menu-card:hover .menu-card-image img {
  transform: scale(1.08);
}

.menu-card-body {
  padding: 24px 0;
}

.menu-card-price {
  font-family: var(--font-en);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.menu-card-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-h4);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: 10px;
}

.menu-card-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.8;
}


/* ============================================
   ギャラリーグリッド
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.gallery-grid--masonry {
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
}

.gallery-item {
  overflow: hidden;
  position: relative;
}

.gallery-item.span-2 {
  grid-row: span 2;
}

.gallery-item.wide {
  grid-column: span 2;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--transition-ease), filter 0.4s;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-speed);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-label {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--color-white);
  text-transform: uppercase;
}


/* ============================================
   コース料金テーブル
   ============================================ */
.course-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background-color: var(--color-border);
}

.course-item {
  background-color: var(--color-bg);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 28px 32px;
  transition: background-color var(--transition-speed);
}

.course-item:hover {
  background-color: var(--color-bg-alt);
}

.course-name {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: 6px;
}

.course-desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

.course-price {
  text-align: right;
  flex-shrink: 0;
}

.course-price-num {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--color-primary);
  white-space: nowrap;
}

.course-price-tax {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-top: 2px;
  white-space: nowrap;
}


/* ============================================
   フォーム部品
   ============================================ */
.form-group {
  margin-bottom: 28px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: 10px;
}

.form-required {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-family: var(--font-primary);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 1px 8px;
  margin-left: 8px;
  vertical-align: middle;
  letter-spacing: 0.05em;
}

.form-optional {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
  margin-left: 8px;
  letter-spacing: 0.05em;
}

.form-control {
  display: block;
  width: 100%;
  padding: 14px 16px;
  border: none;
  border-bottom: 1px solid var(--color-border);
  background-color: transparent;
  font-family: var(--font-primary);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color var(--transition-speed);
  appearance: none;
  border-radius: 0;
}

.form-control:focus {
  outline: none;
  border-bottom-color: var(--color-primary);
}

.form-control.is-error {
  border-bottom-color: var(--color-accent);
}

textarea.form-control {
  resize: vertical;
  min-height: 160px;
  border: 1px solid var(--color-border);
  padding: 14px 16px;
}

textarea.form-control:focus {
  border-color: var(--color-primary);
}

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath fill='%236b5c4e' d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
  padding-right: 28px;
  cursor: pointer;
}

.form-error-msg {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  margin-top: 6px;
  letter-spacing: 0.05em;
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
}

.form-checkbox input[type="checkbox"] {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  cursor: pointer;
  accent-color: var(--color-primary);
}

.form-checkbox-label {
  font-size: 0.9rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

.form-checkbox-label a {
  color: var(--color-primary);
  text-decoration: underline;
}


/* ============================================
   テーブル（会社概要等）
   ============================================ */
.info-table {
  width: 100%;
  border-top: 1px solid var(--color-border);
}

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

.info-table th,
.info-table td {
  padding: 20px 24px;
  font-size: 0.95rem;
  text-align: left;
  vertical-align: top;
  line-height: 1.8;
}

.info-table th {
  width: 180px;
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--color-text);
  white-space: nowrap;
}

.info-table td {
  color: var(--color-text-light);
}


/* ============================================
   アコーディオン（FAQ用）
   ============================================ */
.accordion {
  border-top: 1px solid var(--color-border);
}

.accordion-item {
  border-bottom: 1px solid var(--color-border);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--color-text);
  transition: color var(--transition-speed);
}

.accordion-trigger:hover,
.accordion-trigger[aria-expanded="true"] {
  color: var(--color-primary);
}

.accordion-icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  position: relative;
  transition: transform var(--transition-speed);
}

.accordion-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: currentColor;
  transform: translateY(-50%);
}

.accordion-icon::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
  background-color: currentColor;
  transform: translateX(-50%);
  transition: opacity var(--transition-speed);
}

.accordion-trigger[aria-expanded="true"] .accordion-icon::after {
  opacity: 0;
}

.accordion-body {
  display: none;
  padding: 0 0 24px;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 2;
}

.accordion-body.is-open {
  display: block;
}


/* ============================================
   素材品質カバー用CSS
   クラスを付けるだけで写真の品質をカバーできます
   ============================================ */

.img-overlay {
  position: relative;
  overflow: hidden;
}
.img-overlay::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: var(--color-bg-dark);
  opacity: 0.35;
  mix-blend-mode: multiply;
  pointer-events: none;
}

.img-mono img {
  filter: grayscale(100%);
}

.img-blur-bg img {
  filter: blur(3px);
  transform: scale(1.1);
}

.img-darken {
  position: relative;
}
.img-darken::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.1) 0%,
    rgba(0,0,0,0.65) 100%
  );
  pointer-events: none;
}


/* ============================================
   スクロールアニメーション用クラス
   ============================================ */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s var(--transition-ease),
              transform 0.8s var(--transition-ease);
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s var(--transition-ease),
              transform 0.8s var(--transition-ease);
}

.fade-in-left.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s var(--transition-ease),
              transform 0.8s var(--transition-ease);
}

.fade-in-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-delay-1 { transition-delay: 0.15s; }
.fade-in-delay-2 { transition-delay: 0.3s; }
.fade-in-delay-3 { transition-delay: 0.45s; }
.fade-in-delay-4 { transition-delay: 0.6s; }


/* ============================================
   ユーティリティ
   ============================================ */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.text-right  { text-align: right; }

.text-gold   { color: var(--color-primary); }
.text-white  { color: var(--color-white); }
.text-muted  { color: var(--color-text-light); }

.mt-sm { margin-top: 16px; }
.mt-md { margin-top: 32px; }
.mt-lg { margin-top: 56px; }
.mb-sm { margin-bottom: 16px; }
.mb-md { margin-bottom: 32px; }
.mb-lg { margin-bottom: 56px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}