/* ==============================================
   La Famille — Design System & Base Styles
   スマホファースト（375px基準）
   ============================================== */

/* --- Google Fonts 読み込み --- */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Noto+Serif+JP:wght@400;500;600&display=swap');

/* --- CSS カスタムプロパティ（デザイントークン） --- */
:root {
  /* ベースカラー */
  --color-ivory: #FBF8F1;
  --color-warm-white: #FFFEFA;

  /* アクセントカラー */
  --color-olive: #7A8B6F;
  --color-terracotta: #C97B5A;
  --color-mustard: #D4A24C;

  /* テキストカラー */
  --color-dark-brown: #3D2F22;
  --color-medium-brown: #6B5544;

  /* 補助カラー */
  --color-light-beige: #E8DFD0;
  --color-soft-gray: #A89F8E;

  /* フォント */
  --font-serif-jp: 'Noto Serif JP', serif;
  --font-serif-en: 'Cormorant Garamond', serif;

  /* フォントサイズ */
  --text-hero: clamp(2.5rem, 6vw, 4.5rem);
  --text-section: clamp(1.75rem, 4vw, 2.5rem);
  --text-body: 1rem;
  --text-caption: 0.875rem;
  --text-small: 0.75rem;

  /* 行間 */
  --leading-relaxed: 1.8;
  --leading-loose: 2.0;

  /* 余白 */
  --space-section-sp: clamp(48px, 8vw, 64px);
  --space-section-pc: clamp(80px, 10vw, 120px);
  --space-content-x: clamp(24px, 5vw, 48px);

  /* コンテンツ幅 */
  --max-width: 1100px;

  /* 角丸 */
  --radius-subtle: 4px;
  --radius-soft: 8px;

  /* トランジション */
  --transition-base: 0.3s ease;
  --transition-slow: 0.6s ease-out;
}

/* --- リセット & ベース --- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: 56px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-serif-jp);
  font-weight: 400;
  color: var(--color-dark-brown);
  background-color: var(--color-ivory);
  line-height: var(--leading-relaxed);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

/* --- 共通ユーティリティ --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-content-x);
}

.section {
  padding: var(--space-section-sp) 0;
}

.section-title {
  font-family: var(--font-serif-jp);
  font-size: var(--text-section);
  font-weight: 500;
  text-align: center;
  margin-bottom: 1em;
  color: var(--color-dark-brown);
}

.section-title-en {
  font-family: var(--font-serif-en);
  font-size: var(--text-caption);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-olive);
  display: block;
  margin-bottom: 0.5em;
}

.section-subtitle {
  font-size: var(--text-body);
  color: var(--color-medium-brown);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2em;
  line-height: var(--leading-loose);
}

/* --- フェードインアニメーション --- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* ==============================================
   1. ヒーローセクション
   ============================================== */
.hero {
  position: relative;
  width: 100%;
  height: 80vh;
  min-height: 500px;
  max-height: 900px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__image-wrapper {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: hero-zoom 10s ease-out forwards;
}

@keyframes hero-zoom {
  from { transform: scale(1); }
  to   { transform: scale(1.05); }
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(61, 47, 34, 0.15) 0%,
    rgba(61, 47, 34, 0.45) 100%
  );
  z-index: 2;
}

.hero__content {
  position: relative;
  z-index: 3;
  text-align: center;
  color: var(--color-warm-white);
  padding: 0 var(--space-content-x);
}

.hero__name-en {
  font-family: var(--font-serif-en);
  font-size: var(--text-hero);
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.2;
  display: block;
  text-shadow: 0 2px 12px rgba(61, 47, 34, 0.3);
}

.hero__name-jp {
  font-family: var(--font-serif-jp);
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  font-weight: 500;
  letter-spacing: 0.3em;
  display: block;
  margin-top: 0.3em;
  margin-bottom: 1.5em;
  opacity: 0.95;
  text-shadow: 0 2px 12px rgba(61, 47, 34, 0.3);
}

.hero__catchcopy {
  font-family: var(--font-serif-jp);
  font-size: clamp(0.9375rem, 2.5vw, 1.25rem);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.08em;
  opacity: 0.95;
  text-shadow: 0 1px 8px rgba(61, 47, 34, 0.25);
}

.hero__scroll {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-warm-white);
  opacity: 0.7;
  transition: opacity var(--transition-base);
}

.hero__scroll:hover {
  opacity: 1;
}

.hero__scroll-text {
  font-family: var(--font-serif-en);
  font-size: var(--text-small);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 32px;
  background: var(--color-warm-white);
  animation: scroll-line 1.5s ease-in-out infinite;
}

@keyframes scroll-line {
  0%   { transform: scaleY(0); transform-origin: top; }
  50%  { transform: scaleY(1); transform-origin: top; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ヒーロー画像の仮スタイル（画像がない時） */
.hero__image--placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(
    135deg,
    var(--color-light-beige) 0%,
    var(--color-soft-gray) 100%
  );
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif-en);
  font-size: 1.25rem;
  color: var(--color-medium-brown);
  letter-spacing: 0.1em;
}

/* ==============================================
   ナビゲーションバー
   ============================================== */
.nav-bar {
  background: var(--color-warm-white);
  border-bottom: 1px solid var(--color-light-beige);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-bar__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.nav-bar__inner::-webkit-scrollbar {
  display: none;
}

.nav-bar__link {
  font-family: var(--font-serif-jp);
  font-size: var(--text-caption);
  font-weight: 500;
  color: var(--color-medium-brown);
  padding: 14px 16px;
  white-space: nowrap;
  transition: color var(--transition-base), background var(--transition-base);
  position: relative;
}

.nav-bar__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 60%;
  height: 2px;
  background: var(--color-olive);
  transition: transform var(--transition-base);
}

.nav-bar__link:hover {
  color: var(--color-olive);
}

.nav-bar__link:hover::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-bar__link--accent {
  color: var(--color-terracotta);
  font-weight: 600;
}

.nav-bar__link--accent::after {
  background: var(--color-terracotta);
}

/* ==============================================
   2. コンセプトセクション（骨組み）
   ============================================== */
.concept {
  background-color: var(--color-warm-white);
}

.concept__inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
  align-items: center;
}

.concept__text {
  max-width: 520px;
}

.concept__heading {
  font-family: var(--font-serif-jp);
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 500;
  line-height: 1.6;
  color: var(--color-dark-brown);
  margin-bottom: 1em;
}

.concept__text p {
  line-height: var(--leading-loose);
  color: var(--color-medium-brown);
}

.concept__image {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-soft);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* ==============================================
   2.5 シェフ紹介セクション
   ============================================== */
.chef__inner {
  display: flex;
  flex-direction: column-reverse;
  gap: 32px;
  align-items: center;
}

.chef__image {
  width: 100%;
  max-width: 360px;
  border-radius: var(--radius-soft);
  aspect-ratio: 3 / 4;
  object-fit: cover;
}

.chef__text {
  max-width: 520px;
}

.chef__text p {
  line-height: var(--leading-loose);
  color: var(--color-medium-brown);
}

.chef__subtitle {
  font-family: var(--font-serif-en);
  font-size: var(--text-body);
  font-style: italic;
  color: var(--color-olive);
  letter-spacing: 0.05em;
  margin-bottom: 1.5em;
}

/* ==============================================
   3. 看板メニューセクション（骨組み）
   ============================================== */
.menu__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.menu__item {
  overflow: hidden;
  border-radius: var(--radius-soft);
}

.menu__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform var(--transition-base);
  border-radius: var(--radius-soft);
}

.menu__item:hover img {
  transform: scale(1.02);
}

.menu__item-name {
  font-size: var(--text-body);
  font-weight: 500;
  text-align: center;
  margin-top: 12px;
  color: var(--color-dark-brown);
}

.menu__item-desc {
  font-size: var(--text-caption);
  color: var(--color-medium-brown);
  text-align: center;
  margin-top: 6px;
  line-height: var(--leading-relaxed);
}

/* ==============================================
   4. コース紹介セクション（骨組み）
   ============================================== */
.courses__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.course-card {
  background: var(--color-warm-white);
  border-radius: var(--radius-soft);
  padding: 32px 24px;
  text-align: center;
}

.course-card__label {
  font-family: var(--font-serif-en);
  font-size: var(--text-caption);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-olive);
  margin-bottom: 0.5em;
}

.course-card__title {
  font-size: clamp(1.25rem, 3vw, 1.5rem);
  font-weight: 500;
  margin-bottom: 0.75em;
}

.course-card__price {
  font-family: var(--font-serif-en);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 500;
  color: var(--color-terracotta);
  margin-bottom: 0.75em;
}

.course-card__price small {
  font-size: 0.5em;
  color: var(--color-medium-brown);
}

.course-card__menu {
  text-align: left;
  margin: 0 auto 1.25em;
  max-width: 240px;
  list-style: none;
}

.course-card__menu li {
  font-size: var(--text-caption);
  color: var(--color-dark-brown);
  padding: 6px 0;
  border-bottom: 1px solid var(--color-light-beige);
  line-height: 1.5;
}

.course-card__menu li:last-child {
  border-bottom: none;
}

.course-card__desc {
  font-size: var(--text-caption);
  color: var(--color-medium-brown);
  line-height: var(--leading-relaxed);
  margin-top: 0.5em;
}

.course-card__time {
  font-size: var(--text-caption);
  color: var(--color-olive);
  margin-top: 1em;
  font-weight: 500;
}

.courses__notes {
  text-align: center;
  margin-top: 24px;
  font-size: var(--text-caption);
  color: var(--color-olive);
  font-weight: 500;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ==============================================
   4.5 テイクアウトセクション
   ============================================== */
.takeout {
  background-color: var(--color-ivory);
}

.takeout__grid {
  max-width: 520px;
  margin: 0 auto;
}

.takeout__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-light-beige);
  font-size: var(--text-body);
}

.takeout__item:first-child {
  border-top: 1px solid var(--color-light-beige);
}

.takeout__name {
  color: var(--color-dark-brown);
}

.takeout__price {
  font-family: var(--font-serif-en);
  font-weight: 500;
  color: var(--color-terracotta);
  white-space: nowrap;
  margin-left: 16px;
}

.takeout__note {
  text-align: center;
  margin-top: 16px;
  font-size: var(--text-small);
  color: var(--color-soft-gray);
}

/* ==============================================
   4.6 お知らせセクション
   ============================================== */
.news {
  background-color: var(--color-warm-white);
}

.news__list {
  max-width: 720px;
  margin: 0 auto;
}

.news__item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-light-beige);
}

.news__item:first-child {
  border-top: 1px solid var(--color-light-beige);
}

.news__date {
  font-family: var(--font-serif-en);
  font-size: var(--text-caption);
  color: var(--color-soft-gray);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.news__body {
  flex: 1;
}

.news__tag {
  display: inline-block;
  font-size: var(--text-small);
  font-weight: 500;
  color: var(--color-warm-white);
  background: var(--color-olive);
  padding: 2px 10px;
  border-radius: 2px;
  margin-bottom: 6px;
}

.news__text {
  font-size: var(--text-caption);
  color: var(--color-medium-brown);
  line-height: var(--leading-relaxed);
}

/* ==============================================
   5. 店内・雰囲気セクション（骨組み）
   ============================================== */
.atmosphere {
  background-color: var(--color-warm-white);
}

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

.atmosphere__gallery img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius-subtle);
}

/* ==============================================
   6. 店舗情報セクション（骨組み）
   ============================================== */
.info__inner {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.info__details dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px 20px;
  font-size: var(--text-body);
}

.info__details dt {
  font-weight: 500;
  color: var(--color-olive);
  white-space: nowrap;
}

.info__details dd {
  color: var(--color-medium-brown);
}

.info__details a {
  color: var(--color-terracotta);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.info__map {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-soft);
  overflow: hidden;
}

.info__map iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* ==============================================
   7. 予約・SNSセクション
   ============================================== */
.cta {
  background-color: var(--color-olive);
  color: var(--color-warm-white);
  text-align: center;
}

.cta .section-title {
  color: var(--color-warm-white);
}

.cta__grid {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.cta__primary {
  background: rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-soft);
  padding: 32px 24px;
}

.cta__primary-label {
  font-size: var(--text-caption);
  opacity: 0.8;
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.cta__phone-number {
  display: block;
  font-family: var(--font-serif-en);
  font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 500;
  color: var(--color-warm-white);
  letter-spacing: 0.05em;
  margin-bottom: 16px;
  transition: opacity var(--transition-base);
}

.cta__phone-number:hover {
  opacity: 0.8;
}

.cta__hours {
  font-size: var(--text-caption);
  opacity: 0.85;
  line-height: 1.8;
}

.cta__closed {
  margin-top: 4px;
  opacity: 0.7;
  font-size: var(--text-small);
}

.cta__secondary {
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-soft);
  padding: 24px;
}

.cta__secondary-label {
  font-size: var(--text-small);
  opacity: 0.7;
  margin-bottom: 12px;
  letter-spacing: 0.1em;
}

.cta__online-reserve {
  display: inline-block;
  font-family: var(--font-serif-jp);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 500;
  color: var(--color-olive);
  background: var(--color-warm-white);
  padding: 14px 40px;
  border-radius: var(--radius-soft);
  transition: background var(--transition-base), transform var(--transition-base);
  min-height: 44px;
}

.cta__online-reserve:hover {
  background: var(--color-light-beige);
  transform: translateY(-1px);
}

.cta__secondary-note {
  font-size: var(--text-small);
  opacity: 0.7;
  margin-top: 10px;
}

.cta__takeout {
  margin-top: 2em;
  padding: 20px 24px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-soft);
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.cta__takeout-title {
  font-size: var(--text-body);
  font-weight: 500;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}

.cta__takeout-desc {
  font-size: var(--text-caption);
  opacity: 0.85;
  line-height: var(--leading-relaxed);
  margin-bottom: 16px;
}

.takeout-menu {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  max-width: 400px;
  margin: 0 auto;
}

.takeout-menu__item {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--text-caption);
}

.takeout-menu__item:last-child {
  border-bottom: none;
}

.takeout-menu__name {
  opacity: 0.9;
}

.takeout-menu__price {
  font-family: var(--font-serif-en);
  font-weight: 500;
  opacity: 0.95;
  white-space: nowrap;
  margin-left: 16px;
}

.cta__takeout-note {
  font-size: var(--text-small);
  opacity: 0.6;
  margin-top: 12px;
}

.cta__sns {
  margin-top: 2em;
  padding-top: 2em;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.cta__sns-label {
  font-size: var(--text-caption);
  opacity: 0.7;
  margin-bottom: 8px;
}

.cta__sns-link {
  display: inline-block;
  font-size: var(--text-body);
  color: var(--color-warm-white);
  opacity: 0.9;
  letter-spacing: 0.02em;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: opacity var(--transition-base);
}

.cta__sns-link:hover {
  opacity: 1;
}

/* ==============================================
   フッター
   ============================================== */
.footer {
  background: var(--color-dark-brown);
  color: var(--color-soft-gray);
  text-align: center;
  padding: 24px var(--space-content-x);
  font-size: var(--text-small);
}

/* ==============================================
   PC レスポンシブ（768px〜）
   ============================================== */
@media (min-width: 768px) {
  .section {
    padding: var(--space-section-pc) 0;
  }

  /* コンセプト：左右非対称レイアウト */
  .concept__inner {
    flex-direction: row;
    gap: 48px;
  }

  /* シェフ紹介：左右レイアウト（写真左・テキスト右） */
  .chef__inner {
    flex-direction: row;
    gap: 48px;
  }

  .chef__image {
    flex: 0 0 35%;
    max-width: none;
  }

  .chef__text {
    flex: 1;
  }

  /* CTA：横並び */
  .cta__grid {
    flex-direction: row;
    align-items: stretch;
  }

  .cta__primary {
    flex: 1;
  }

  .cta__secondary {
    flex: 0 0 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  /* お知らせ：日付を左に */
  .news__item {
    flex-direction: row;
    gap: 20px;
    align-items: baseline;
  }

  .concept__text {
    flex: 1;
    min-width: 0;
  }

  .concept__image {
    flex: 0 0 45%;
    width: 45%;
  }

  /* メニュー：3列グリッド */
  .menu__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
  }

  /* コース：2列 */
  .courses__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  /* 雰囲気ギャラリー：横並び */
  .atmosphere__gallery {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
  }

  /* 店舗情報：左右レイアウト */
  .info__inner {
    flex-direction: row;
    gap: 48px;
  }

  .info__details {
    flex: 1;
  }

  .info__map {
    flex: 0 0 50%;
    aspect-ratio: auto;
    min-height: 350px;
  }
}