/* =========================================================
   ワイスリー古民家カフェ（Cafe Y3）
   ポートフォリオサイト 共通スタイル
   ---------------------------------------------------------
   トーン：木のぬくもり×抹茶グリーン×自然光
========================================================= */

/* =========================================================
   1. テーマ変数
========================================================= */

/* 🅰 テーマA：ナチュラルウッド（初期値）
      生成り背景 × 木茶 × 抹茶グリーン */
:root[data-theme="A"] {
  --color-bg:        #FAF6EE;  /* 生成り */
  --color-bg-soft:   #F1E9D8;  /* 麻色 */
  --color-bg-dark:   #3D5236;  /* ディープ抹茶 */
  --color-text:      #3A2E22;  /* ダークブラウン */
  --color-text-inv:  #FAF6EE;
  --color-accent:    #6B8E4E;  /* 抹茶グリーン */
  --color-sub:       #7A6A56;
  --color-border:    rgba(58,46,34,0.16);
  --color-card:      #FFFCF5;
  --shadow-soft:     0 6px 22px rgba(58,46,34,0.10);
}

/* 🅱 テーマB：陶器・茶室
      墨色 × 灰白 × 朱赤 */
:root[data-theme="B"] {
  --color-bg:        #F4EFE5;
  --color-bg-soft:   #E8DFCB;
  --color-bg-dark:   #2A2622;
  --color-text:      #2A2622;
  --color-text-inv:  #F4EFE5;
  --color-accent:    #B45040;  /* 朱赤 */
  --color-sub:       #756E60;
  --color-border:    rgba(42,38,34,0.16);
  --color-card:      #FFFCF6;
  --shadow-soft:     0 6px 22px rgba(42,38,34,0.10);
}

/* 🅲 テーマC：海辺・夏の縁側
      ライトベージュ × 浅葱（あさぎ）青 × 麻色 */
:root[data-theme="C"] {
  --color-bg:        #FBF9F1;
  --color-bg-soft:   #ECE6D2;
  --color-bg-dark:   #2C5963;  /* 浅葱 */
  --color-text:      #2A2A2A;
  --color-text-inv:  #FBF9F1;
  --color-accent:    #C49544;  /* 黄土 */
  --color-sub:       #6E6655;
  --color-border:    rgba(42,42,42,0.14);
  --color-card:      #FFFCF5;
  --shadow-soft:     0 6px 22px rgba(44,89,99,0.12);
}

/* =========================================================
   2. ベース・タイポ
========================================================= */

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
  transition: background-color .3s ease, color .3s ease;
  padding-bottom: 80px;
}

h1, h2, h3, h4 {
  font-family: "Shippori Mincho", "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
  font-weight: 600;
  line-height: 1.45;
  letter-spacing: 0.04em;
}

.en-heading {
  font-family: "Cormorant Garamond", "Noto Serif JP", serif;
  font-style: italic;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  font-size: 0.95rem;
  display: block;
  margin-bottom: 0.5rem;
}

a { color: inherit; text-decoration: none; transition: color .2s ease, opacity .2s ease; }
a:hover { opacity: 0.8; }

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

.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto; margin-right: auto;
  padding-left: 20px; padding-right: 20px;
}

.section { padding: 64px 0; }
.section--soft { background-color: var(--color-bg-soft); }
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { font-size: 1.9rem; }

/* =========================================================
   3. ヘッダー
========================================================= */

.site-header {
  position: sticky; top: 0; z-index: 50;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px;
  max-width: 1200px; margin: 0 auto;
  gap: 12px;
}

.site-logo {
  font-family: "Cormorant Garamond", "Shippori Mincho", "Noto Serif JP", serif;
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.site-logo small {
  display: block;
  font-family: "Noto Sans JP", sans-serif;
  font-size: 0.65rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--color-sub);
  margin-top: 2px;
}

.nav-desktop { display: none; gap: 24px; align-items: center; }
.nav-desktop a {
  font-size: 0.9rem;
  color: var(--color-text);
  position: relative;
  padding-bottom: 4px;
}
.nav-desktop a.is-current::after {
  content: ""; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 2px;
  background-color: var(--color-accent);
}

.hamburger {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 4px;
  width: 36px; height: 36px; background: transparent; border: none;
  cursor: pointer; padding: 6px;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background-color: var(--color-text);
  transition: transform .25s ease, opacity .25s ease;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed; top: 64px; left: 0; right: 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 16px 20px 24px;
  flex-direction: column; gap: 14px;
  box-shadow: var(--shadow-soft);
}
.nav-mobile.is-open { display: flex; }
.nav-mobile a {
  font-size: 1rem; padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

/* テーマ切替UI */
.theme-switcher { position: relative; }
.theme-switcher-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 12px;
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: 24px;
  font-family: inherit; font-size: 0.8rem;
  color: var(--color-text);
  cursor: pointer;
  transition: background-color .2s ease, border-color .2s ease;
}
.theme-switcher-btn:hover { border-color: var(--color-accent); }
.theme-switcher-btn .theme-icon {
  display: inline-block; width: 14px; height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-bg-dark) 100%);
  border: 1px solid var(--color-border);
}

.theme-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 240px;
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
  padding: 8px;
  display: none; z-index: 60;
}
.theme-menu.is-open { display: block; }
.theme-menu button {
  display: flex; align-items: center; gap: 10px;
  width: 100%; padding: 10px 12px;
  background: transparent; border: none; border-radius: 6px;
  font-family: inherit; font-size: 0.85rem;
  color: var(--color-text); text-align: left; cursor: pointer;
  transition: background-color .15s ease;
}
.theme-menu button:hover { background-color: var(--color-bg-soft); }
.theme-menu button.is-active { background-color: var(--color-bg-soft); font-weight: 600; }

.theme-menu .swatch { display: inline-flex; gap: 2px; flex-shrink: 0; }
.theme-menu .swatch span {
  display: inline-block; width: 14px; height: 14px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
}
.swatch-A span:nth-child(1) { background: #3D5236; }
.swatch-A span:nth-child(2) { background: #FAF6EE; }
.swatch-A span:nth-child(3) { background: #6B8E4E; }
.swatch-B span:nth-child(1) { background: #2A2622; }
.swatch-B span:nth-child(2) { background: #F4EFE5; }
.swatch-B span:nth-child(3) { background: #B45040; }
.swatch-C span:nth-child(1) { background: #2C5963; }
.swatch-C span:nth-child(2) { background: #FBF9F1; }
.swatch-C span:nth-child(3) { background: #C49544; }

.theme-menu small {
  display: block; color: var(--color-sub);
  font-size: 0.7rem; line-height: 1.4;
}
.theme-menu strong {
  display: block; font-weight: 600;
  font-size: 0.85rem; margin-bottom: 2px;
}

/* =========================================================
   4. セクション部品
========================================================= */

.hero {
  position: relative; min-height: 78vh;
  display: flex; align-items: center; justify-content: flex-start;
  color: var(--color-text-inv);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(
    120deg,
    rgba(58,46,34,0.55) 0%,
    rgba(58,46,34,0.35) 60%,
    rgba(58,46,34,0.15) 100%
  );
  z-index: 1;
}
.hero-img { position: absolute; inset: 0; z-index: 0; }
.hero-img img { width: 100%; height: 100%; object-fit: cover; }
.hero-inner {
  position: relative; z-index: 2;
  padding: 40px 24px;
  max-width: 900px; margin: 0 auto; width: 100%;
}
.hero-inner h1 {
  font-size: 2rem; line-height: 1.4;
  margin-bottom: 1rem;
  color: var(--color-text-inv);
}
.hero-inner p {
  font-size: 1rem; max-width: 560px; margin-bottom: 28px;
}
.hero--sub { min-height: 45vh; }
.hero--sub h1 { font-size: 1.7rem; }

/* カード */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform .25s ease, box-shadow .25s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(58,46,34,0.12);
}
.card-body { padding: 24px; }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { font-size: 0.9rem; color: var(--color-sub); }

/* ダーク系 */
.section--dark { background-color: var(--color-bg-dark); color: var(--color-text-inv); }
.section--dark h2,
.section--dark h3 { color: var(--color-text-inv); }
.section--dark p { color: var(--color-text-inv); opacity: 0.88; }
.section--dark .en-heading { color: var(--color-accent); filter: brightness(1.4); }

/* メニュー料金表（カフェ風） */
.menu-list { display: flex; flex-direction: column; gap: 14px; }
.menu-row {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 16px; padding: 18px 0;
  border-bottom: 1px dashed var(--color-border);
}
.menu-row:last-child { border-bottom: none; }
.menu-row__name { font-size: 1.05rem; font-weight: 600; }
.menu-row__desc {
  display: block;
  font-size: 0.82rem;
  color: var(--color-sub);
  font-weight: 400; margin-top: 4px;
}
.menu-row__price {
  white-space: nowrap;
  font-size: 1rem;
  color: var(--color-accent);
  font-weight: 600;
}
.menu-category { margin-bottom: 40px; }
.menu-category h3 {
  font-size: 1.3rem;
  padding-bottom: 8px; margin-bottom: 16px;
  border-bottom: 2px solid var(--color-accent);
  display: inline-block;
}

/* ギャラリー（写真大きめ・カフェの目玉） */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.gallery-item {
  background-color: var(--color-card);
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}
.gallery-item img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}
.gallery-item figcaption {
  padding: 10px 12px 14px;
}
.gallery-item .caption-title {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.gallery-item .caption-note {
  font-size: 0.7rem;
  color: var(--color-sub);
  line-height: 1.5;
}

/* Instagram風セクション（カフェの目玉） */
.insta-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}
.insta-item {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.insta-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.insta-item:hover img { transform: scale(1.05); }

/* お客様の声 */
.voice-card {
  background-color: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  padding: 22px;
  box-shadow: var(--shadow-soft);
}
.voice-card blockquote {
  font-size: 0.95rem;
  line-height: 1.85;
  margin-bottom: 12px;
}
.voice-card cite {
  display: block;
  font-size: 0.8rem;
  color: var(--color-sub);
  font-style: normal;
}

/* =========================================================
   5. ボタン・フォーム
========================================================= */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 14px 32px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  border-radius: 4px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
  text-align: center;
}
.btn:hover { transform: translateY(-1px); opacity: 1; }
.btn--primary {
  background-color: var(--color-accent);
  color: var(--color-bg);
  border-color: var(--color-accent);
}
.btn--primary:hover {
  background-color: transparent;
  color: var(--color-accent);
}
.btn--outline {
  background-color: transparent;
  color: var(--color-text-inv);
  border-color: var(--color-text-inv);
}
.btn--outline:hover {
  background-color: var(--color-text-inv);
  color: var(--color-bg-dark);
}
.btn--dark {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inv);
  border-color: var(--color-bg-dark);
}

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.form-group label .required {
  color: var(--color-accent);
  margin-left: 4px;
  font-size: 0.75rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-card);
  color: var(--color-text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: border-color .2s ease;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.form-group textarea { min-height: 140px; resize: vertical; }

/* =========================================================
   6. サンプル明記
========================================================= */

.sample-banner {
  background-color: var(--color-accent);
  color: #FFFFFF;
  padding: 10px 20px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  gap: 12px; position: relative;
}
.sample-banner.is-hidden { display: none; }
.sample-banner-close {
  position: absolute; right: 12px; top: 50%;
  transform: translateY(-50%);
  background: transparent; border: none; color: inherit;
  font-size: 1.2rem; cursor: pointer; padding: 4px 8px;
  line-height: 1; opacity: 0.85;
}
.sample-banner-close:hover { opacity: 1; }

.sample-note {
  display: block;
  background-color: var(--color-bg-soft);
  color: var(--color-sub);
  font-size: 0.75rem;
  padding: 10px 12px;
  border: 1px dashed var(--color-border);
  border-radius: 4px;
  margin: 12px 0;
  text-align: center;
}

/* =========================================================
   7. フッター
========================================================= */

.site-footer {
  background-color: var(--color-bg-dark);
  color: var(--color-text-inv);
  padding: 48px 0 24px;
  margin-top: 80px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 12px;
  color: var(--color-accent);
  filter: brightness(1.3);
}
.footer-col p,
.footer-col a,
.footer-col li {
  font-size: 0.85rem;
  color: var(--color-text-inv);
  opacity: 0.85;
  line-height: 1.85;
  list-style: none;
}
.footer-col a:hover { opacity: 1; }
.footer-disclaimer {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.18);
  font-size: 0.78rem;
  color: var(--color-text-inv);
  opacity: 0.75;
  line-height: 1.7;
  text-align: center;
}
.footer-copyright {
  margin-top: 12px;
  font-size: 0.75rem;
  opacity: 0.5;
  text-align: center;
}

/* =========================================================
   8. 下部固定CTA
========================================================= */

.fixed-cta {
  position: fixed; left: 0; right: 0; bottom: 0;
  z-index: 40;
  background-color: var(--color-bg-dark);
  color: var(--color-text-inv);
  padding: 12px 16px;
  box-shadow: 0 -4px 16px rgba(0,0,0,0.18);
}
.fixed-cta-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px;
}
.fixed-cta p { font-size: 0.85rem; line-height: 1.3; }
.fixed-cta .btn {
  padding: 10px 20px;
  font-size: 0.85rem;
  white-space: nowrap;
}

/* =========================================================
   9. 2列レイアウト・ユーティリティ
========================================================= */

.two-col {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
}

.text-center { text-align: center; }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; }
.mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 16px; }
.mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }

/* =========================================================
   10. レスポンシブ
========================================================= */

@media (min-width: 768px) {
  .section { padding: 96px 0; }
  .section-title h2 { font-size: 2.4rem; }
  .hero-inner h1 { font-size: 3rem; }
  .hero-inner p { font-size: 1.1rem; }
  .hero--sub h1 { font-size: 2.2rem; }

  .card-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr; gap: 48px; }
  .fixed-cta p { font-size: 1rem; }
  .two-col { grid-template-columns: 1fr 1fr; gap: 48px; }
}

@media (min-width: 1024px) {
  .nav-desktop { display: flex; }
  .hamburger { display: none; }
  .nav-mobile { display: none !important; }

  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
  .insta-grid { grid-template-columns: repeat(6, 1fr); }
  .hero-inner h1 { font-size: 3.5rem; }
}
</content>