/* ========================================
   index-style.css 
======================================== */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;400;600;700&family=Shippori+Mincho:wght@400;600;700&family=Lato:wght@300;400;700&display=swap');

/* ---------- CSS 変数 ---------- */
:root {
  --green-deep:   #1a3a1f;
  --green-mid:    #2d6a35;
  --green-light:  #4a9c55;
  --green-pale:   #c8e6c9;
  --green-mist:   #edf7ee;
  --gold:         #c9a84c;
  --gold-light:   #e8d08a;
  --cream:        #faf7f0;
  --brown-dark:   #3e2723;
  --text-dark:    #1c2318;
  --text-mid:     #4a5240;
  --text-light:   #7a8b72;
  --white:        #ffffff;
  --shadow-soft:  0 4px 24px rgba(26,58,31,0.10);
  --shadow-card:  0 2px 16px rgba(26,58,31,0.08);
  --radius:       12px;
  --radius-lg:    20px;
  --transition:   0.3s cubic-bezier(0.4,0,0.2,1);
  --header-h:     72px;
  --font-serif:   'Shippori Mincho', 'Noto Serif JP', serif;
  --font-body:    'Noto Serif JP', serif;
  --font-latin:   'Lato', sans-serif;
}

/* ---------- リセット & ベース ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--cream);
  line-height: 1.8;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
address { font-style: normal; }

/* ---------- タイポグラフィ ---------- */
h1, h2, h3, h4 { font-family: var(--font-serif); line-height: 1.4; }
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--green-deep);
  text-align: center;
  margin-bottom: 0.4rem;
}
.section-title span { color: var(--green-mid); }
.section-sub {
  text-align: center;
  color: var(--text-light);
  font-family: var(--font-latin);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  margin-bottom: 3rem;
}
.section-divider {
  width: 48px; height: 3px;
  background: linear-gradient(90deg, var(--green-mid), var(--gold));
  border-radius: 2px;
  margin: 0.8rem auto 0.5rem;
}

/* ---------- ヘッダー ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 10;
  background: rgba(250,247,240,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(45,106,53,0.12);
  height: var(--header-h);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-soft); }

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex; align-items: center; gap: 0.75rem;
}
.logo-icon { font-size: 1.8rem; }
.logo-text { display: flex; flex-direction: column; }
.logo-main {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green-deep);
  line-height: 1.2;
}
.logo-sub {
  font-family: var(--font-latin);
  font-size: 0.65rem;
  color: var(--text-light);
  letter-spacing: 0.08em;
}

.main-nav ul {
  display: flex; gap: 2rem;
}
.main-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-mid);
  padding: 0.25rem 0;
  position: relative;
  transition: color var(--transition);
}
.main-nav a::after {
  content: ''; position: absolute; bottom: -2px; left: 0; right: 0;
  height: 2px; background: var(--green-mid);
  transform: scaleX(0); transition: transform var(--transition);
}
.main-nav a:hover { color: var(--green-mid); }
.main-nav a:hover::after { transform: scaleX(1); }

/* ---------- 共通レイアウト ---------- */
.page-body { padding-top: var(--header-h); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
section { padding: 5rem 0; }
/* ========================================
   ヒーローセクション
======================================== */

.hero {
  min-height: calc(100vh - var(--header-h));
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 4rem 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/img/index/tyaen.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background: rgba(10, 28, 12, 0.55);
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-content {
  color: var(--white);
}

.hero-eyebrow {
  font-family: var(--font-latin);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: var(--gold-light);
  margin-bottom: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 1px;
  background: var(--gold);
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.25;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 16px rgba(0,0,0,0.3);
}

.hero-title .accent {
  color: var(--gold-light);
}

.hero-desc {
  font-size: 1rem;
  line-height: 1.9;
  color: rgba(255,255,255,0.82);
  margin-bottom: 2.5rem;
  max-width: 480px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* ボタン */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.92rem;
  transition: all var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

.btn-primary {
  background: var(--gold);
  color: var(--brown-dark);
  border-color: var(--gold);
}
.btn-primary:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201,168,76,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

/* ヒーロー画像 */
.hero-image-wrap {
  position: relative;
}

.hero-image-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
}

.hero-image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 2px solid rgba(201,168,76,0.3);
  border-radius: var(--radius-lg);
  pointer-events: none;
}

.hero-image-frame img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.hero-badge {
  position: absolute;
  bottom: -1rem;
  left: -1rem;
  background: var(--gold);
  color: var(--brown-dark);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  font-size: 0.82rem;
  font-weight: 700;
  box-shadow: 0 8px 24px rgba(201,168,76,0.4);
  text-align: center;
  line-height: 1.5;
}

/* SP：ヒーロー画像非表示 */
@media (max-width: 900px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-image-wrap {
    display: none;
  }
}
/* ========================================
   ABOUT（茶園について）
======================================== */

.about-section {
  background: var(--white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  position: relative;
}

.about-img-main {
  grid-column: 1 / -1;
  border-radius: var(--radius);
  overflow: hidden;
  height: 240px;
}

.about-img-sub {
  border-radius: var(--radius);
  overflow: hidden;
  height: 160px;
}

.about-img-main img,
.about-img-sub img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-content h2 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--green-deep);
  margin-bottom: 1.2rem;
}

.about-content p {
  color: var(--text-mid);
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  gap: 2rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
}

.stat-num {
  font-family: var(--font-latin);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-mid);
  line-height: 1;
}

.stat-unit {
  font-size: 0.85rem;
  color: var(--text-light);
  margin-top: 0.25rem;
}

/* SP */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   PRODUCTS（商品紹介）
======================================== */

.products-section {
  background: var(--green-mist);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
  text-align: center;
  padding-bottom: 1.2rem;
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(26,58,31,0.15);
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.product-card h3 {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-deep);
  margin: 1rem 0 0.4rem;
}

.product-card .price {
  font-family: var(--font-latin);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-mid);
}

.products-cta {
  text-align: center;
}

/* ========================================
   PROCESS（製造工程）
======================================== */

.process-section {
  background: var(--white);
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.process-card {
  background: var(--green-mist);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition), box-shadow var(--transition);
}

.process-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(26,58,31,0.15);
}

.process-card .icon {
  font-size: 2rem;
  margin-bottom: 0.8rem;
}

.process-card .step {
  font-family: var(--font-latin);
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: 0.3rem;
}

.process-card .title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 0.6rem;
}

.process-card p {
  font-size: 0.9rem;
  color: var(--text-mid);
}

.process-image {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.process-image img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}
/* ========================================
   NEWS（お知らせ）
======================================== */

.news-section {
  background: var(--white);
}

.news-list {
  max-width: 800px;
  margin: 0 auto 2.5rem;
}

.news-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 1.2rem 0;
  border-bottom: 1px solid rgba(45,106,53,0.1);
  transition: background var(--transition);
}

.news-item:first-child {
  border-top: 1px solid rgba(45,106,53,0.1);
}

.news-item:hover {
  background: rgba(0,0,0,0.02);
}

.news-item .date {
  font-family: var(--font-latin);
  font-size: 0.82rem;
  color: var(--text-light);
  white-space: nowrap;
  margin-top: 0.2rem;
  min-width: 90px;
}

.news-item .title {
  font-size: 0.95rem;
  color: var(--text-dark);
  font-weight: 600;
  line-height: 1.5;
}

/* ========================================
   CONTACT（お問い合わせ）
======================================== */

.contact-section {
  background: var(--green-deep);
}

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

.contact-section .section-sub {
  color: rgba(255,255,255,0.6);
}

.contact-section .section-divider {
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}

.contact-cta {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
  color: var(--white);
}

.contact-cta p {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  color: rgba(255,255,255,0.85);
}

/* ========================================
   FOOTER（フッター）
======================================== */

.site-footer {
  background: var(--green-deep);
  color: rgba(255,255,255,0.82);
  padding: 4rem 0 0;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-tagline {
  font-size: 0.85rem;
  line-height: 1.9;
}

.footer-links h4,
.footer-contact h4 {
  color: var(--gold-light);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
  font-weight: 700;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--gold-light);
}

.footer-contact p {
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
}

.contact-info h3 {
  color: var(--gold-light);
}

.contact-info p {
  color: #d2d2d2;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 1.2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
}

.admin-link {
  font-size: 0.72rem;
  color: rgba(255,255,255,0.3);
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 20px;
  transition: all var(--transition);
}

.admin-link:hover {
  color: rgba(255,255,255,0.7);
  border-color: rgba(255,255,255,0.4);
}

/* ========================================
   アニメーション
======================================== */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.fade-in {
  animation: fadeInUp 0.7s ease both;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.35s; }

/* スクロール表示 */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

@media (max-width: 900px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-image-wrap { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  :root { --header-h: 62px; }
  section { padding: 3.5rem 0; }
  .hero { padding: 3rem 0; }
  .hero-title { font-size: 2rem; }
  .products-grid { grid-template-columns: 1fr; }
  .about-stats { flex-wrap: wrap; }
  .form-row { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; }
  .news-item { flex-direction: column; gap: 0.4rem; }
}

/* === ★ABOUT 画像の高さと比率を /test と完全一致させる === */
.about-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.about-img-main {
  grid-column: 1 / -1;
  height: 260px; /* /test と同じ高さ */
  border-radius: var(--radius);
  overflow: hidden;
}

.about-img-sub {
  height: 180px; /* /test と同じ高さ */
  border-radius: var(--radius);
  overflow: hidden;
}

.about-img-main img,
.about-img-sub img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* === PROCESS 画像の高さを固定して /test と同じにする === */
.process-image img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

/* === NEWS のフォントを /test と一致 === */
.news-item .date {
  font-family: var(--font-latin);
  font-size: 0.82rem;
  color: var(--text-light);
  min-width: 90px;
}

.news-item .title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-dark);
  line-height: 1.6;
}

/* === CONTACT のフォントとカラーを /test と一致 === */
.contact-cta p {
  font-size: 1rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.5rem;
}

.contact-cta .btn-green {
  background: var(--green-mid);
  border-color: var(--green-mid);
}

.contact-cta .btn-green:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,106,53,0.35);
}

/* CTA ボタン */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.92rem;
  transition: all var(--transition);
  cursor: pointer;
}
.btn-green {
  background: var(--green-mid);
  color: var(--white);
}
.btn-green:hover {
  background: var(--green-deep);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(45,106,53,0.35);
}

/* ============================
   商品カード（一覧ページと統一）
============================ */

/* カード全体クリック */
.product-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

/* 画像コンテナ */
.product-img {
    position: relative;
    height: 200px;
    overflow: hidden;
    padding-top: 12px; /* ← インデント */
}

/* 画像を contain で全体表示 */
.product-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #fff;
}

/* タグ（右上） */
.product-tag-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 4px;
    z-index: 20;
}

.product-tag-badge .tag-badge {
    display: inline-block;
    padding: 4px 10px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #fff;
    border-radius: 999px;
}

/* 情報部分（左寄せ） */
.product-info {
    text-align: left;
    padding: 0 1rem;
}

.product-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--green-deep);
    margin: 1rem 0 0.4rem;
}

.product-desc {
    font-size: 0.85rem;
    color: var(--text-mid);
    line-height: 1.6;
    margin: 0.4rem 0 0.6rem;
}

.product-price {
    font-family: var(--font-latin);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--green-mid);
    margin-bottom: 12px;
    }

/* ============================
   トップページの商品カードを一覧ページと統一
============================ */

/* 一覧ページの構造に合わせてリセット */
.products-section .product-card {
    padding-bottom: 0;        /* 余白を削除 */
    text-align: left;         /* 左寄せに統一 */
}

/* 画像の cover を無効化して contain を適用 */
.products-section .product-card img {
    object-fit: contain !important;
    background: #fff;
}

/* product-card-link を有効化 */
.products-section .product-card-link {
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* product-img の高さとインデントを統一 */
.products-section .product-img {
    height: 200px;
    padding-top: 12px;
    position: relative;
    overflow: hidden;
}

/* タグを右上に重ねる */
.products-section .product-tag-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    display: flex;
    gap: 4px;
    z-index: 20;
}

/* 2 カラムに変更 */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

/* スマホでは 1 カラム */
@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================
   基本設定
============================ */
html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  color: var(--text-dark);
  background: var(--cream);
  line-height: 1.8;
  overflow-x: hidden;
}

/* ============================
   ハンバーガーボタン
============================ */
.hamburger-btn {
  display: none;
  position: fixed;
  top: 18px;
  right: 18px;
  width: 32px;
  height: 24px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  z-index: 3000;
}

/* 三本線 */
.hamburger-btn span {
  display: block;
  width: 100%;
  height: 3px;
  background: #333;
  border-radius: 999px;

  /* ★ アニメーション */
  transition: transform 0.3s ease, opacity 0.3s ease;

  /* ★ 基準位置 */
  transform-origin: center;

  /* ★ 戻り保証（超重要） */
  transform: none;
  opacity: 1;
}

/* 間隔 */
.hamburger-btn span + span {
  margin-top: 6px;
}

/* ============================
   ✕アニメーション
============================ */
.hamburger-btn.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.hamburger-btn.active span:nth-child(2) {
  opacity: 0;
}

.hamburger-btn.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* ============================
   モバイルメニュー
============================ */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -260px; /* 初期は画面外 */
  width: 260px;
  max-width: 80%;
  height: 100vh;
  background: #fff;
  box-shadow: -2px 0 16px rgba(0,0,0,0.15);

  /* ★ スムーズスライド */
  transition: right 0.3s ease;

  z-index: 2000;
}

.mobile-menu.active {
  right: 0;
}

/* 内部 */
.mobile-menu-inner {
  padding: 20px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* ロゴ */
.mobile-menu-logo .logo-text {
  display: flex;
  flex-direction: column;
}

.mobile-menu-logo .logo-main {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green-deep);
}

.mobile-menu-logo .logo-sub {
  font-family: var(--font-latin);
  font-size: 0.7rem;
  color: var(--text-light);
  letter-spacing: 0.08em;
}

/* メニュー */
.mobile-menu-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.mobile-menu-list a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dark);
  text-decoration: none;
}

/* ============================
   オーバーレイ
============================ */
.menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(180, 200, 180, 0.4);

  opacity: 0;
  pointer-events: none;

  transition: opacity 0.3s ease;
  z-index: 1500;
}

.menu-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* ============================
   メニュー開時のスクロール禁止
============================ */
body.menu-open {
  overflow: hidden;
}

/* ============================
   レスポンシブ
============================ */
@media (max-width: 900px) {
  .hamburger-btn {
    display: block;
  }

  .main-nav {
    display: none;
  }
}

@media (min-width: 901px) {
  .mobile-menu,
  .menu-overlay {
    display: none;
  }
}

.mobile-menu.active {
  display: block !important;
  opacity: 1 !important;
  transform: none !important;
  visibility: visible !important;
  right: 0 !important;
}