/*
Theme Name: すえなが果樹園
Theme URI: https://suenaga-kajuen.example.com
Author: すえなが果樹園
Description: すえなが果樹園 公式サイト用オリジナルテーマ
Version: 1.0
Text Domain: suenaga-kajuen
*/

/* ============================================
   すえなが果樹園 共通スタイル
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@400;600&display=swap');

/* ---------- CSS変数（ブランドカラー） ---------- */
:root {
  --green-dark:    #2C4A1E;
  --green-mid:     #4A7A2E;
  --green-light:   #7BB52A;
  --orange:        #D4751A;
  --orange-light:  #E8A84C;
  --bg-white:      #FFFFFF;
  --bg-warm:       #F9F5EF;
  --bg-section:    #F9F5EF;
  --text-dark:     #2C4A1E;
  --text-mid:      #2C4A1E;
  --text-light:    #888888;
  --border:        #DDD4C4;
  --placeholder:   #C8C0B4;
  --radius:        8px;
  --radius-lg:     16px;
}

/* ---------- リセット ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.8;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---------- 共通レイアウト ---------- */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 40px;
}
.section {
  padding: 80px 0;
}
.section--warm  { background: var(--bg-warm); }
.section--dark  { background: var(--green-dark); color: #fff; }
.section--mid   { background: var(--bg-section); }

/* ---------- グローバルナビ ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: 0 40px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 0.4s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.site-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
  pointer-events: none;
  z-index: -1;
}
.site-header.scrolled {
  border-bottom-color: rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}
.site-header.scrolled::before {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

/* --- TOPページ FV ヒーロー上のヘッダー（透明・白文字） --- */
.site-header.is-hero {
  position: fixed;
  width: 100%;
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
}
.site-header.is-hero::before {
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}
.site-header.is-hero .global-nav a {
  color: rgba(255, 255, 255, 0.92);
}
.site-header.is-hero .global-nav a::after {
  background: #fff;
}
.site-header.is-hero .global-nav a:hover {
  color: #fff;
}
.site-header.is-hero .global-nav a.current {
  color: #fff;
}
.site-header.is-hero .nav-cta {
  background: rgba(255, 255, 255, 0.18) !important;
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: #fff !important;
}
.site-header.is-hero .nav-cta:hover {
  background: rgba(255, 255, 255, 0.32) !important;
}
.site-header.is-hero .site-header__logo-color {
  display: none !important;
}
.site-header.is-hero .site-header__logo-white {
  display: block !important;
}
.site-header.is-hero .hamburger__bar {
  background: #fff;
}

/* メニューオープン時は is-hero の白文字を解除 */
.site-header.is-hero .global-nav.is-open a {
  color: var(--text-dark);
}
.site-header.is-hero .global-nav.is-open .nav-cta {
  background: var(--green-dark) !important;
  border: none;
  color: #fff !important;
}
.site-header.is-hero .global-nav.is-open a.current {
  color: var(--green-dark);
}
.site-header.is-hero .global-nav.is-open a::after {
  background: var(--green-dark);
}
.site-header.is-hero .hamburger.is-open .hamburger__bar {
  background: var(--text-dark);
  box-shadow: none;
}
.site-header__logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-mark {
  width: 44px;
  height: 44px;
  background: var(--green-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  text-align: center;
  line-height: 1.2;
}
.logo-text {
  font-size: 15px;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1.3;
}
.logo-text span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.15em;
  font-weight: 400;
  color: var(--text-light);
}
.global-nav {
  display: flex;
  gap: 20px;
  align-items: center;
}
.global-nav a {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-dark);
  letter-spacing: 0.05em;
  transition: color 0.2s;
  position: relative;
}
.global-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--green-dark);
  transition: width 0.2s;
}
.global-nav a:hover { color: var(--green-dark); }
.global-nav a:hover::after { width: 100%; }
.global-nav a.current { color: var(--green-dark); font-weight: 700; }
.nav-cta {
  background: var(--green-dark) !important;
  color: #fff !important;
  padding: 8px 20px;
  border-radius: 20px;
  font-size: 13px !important;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { background: var(--green-mid) !important; color: #fff !important; }

/* ---- ハンバーガーメニュー専用サブリンク（デスクトップ非表示） ---- */
.nav-sub-links {
  display: none;
}

/* ---------- セクション見出し ---------- */
.section-label {
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange);
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 8px;
  display: block;
  text-align: center;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 32px;
  font-weight: 600;
  color: var(--green-dark);
  line-height: 1.4;
  margin-bottom: 16px;
}
.section-title--white { color: #fff; }
.section-sub {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.9;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.section-sub--white { color: rgba(255,255,255,0.8); }

/* ---------- 画像プレースホルダー ---------- */
.img-placeholder {
  background: var(--placeholder);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  text-align: center;
  border-radius: var(--radius);
  gap: 8px;
  line-height: 1.5;
}
.img-placeholder::before {
  content: '';
  display: block;
  width: 40px;
  height: 40px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='rgba(255,255,255,0.6)' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='3' y='3' width='18' height='18' rx='2'/%3E%3Ccircle cx='8.5' cy='8.5' r='1.5'/%3E%3Cpolyline points='21,15 16,10 5,21'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.img-placeholder--tall   { height: 440px; }
.img-placeholder--medium { height: 320px; }
.img-placeholder--short  { height: 220px; }
.img-placeholder--square { aspect-ratio: 1/1; }
.img-placeholder--hero   { height: 600px; border-radius: 0; }
.img-placeholder--header { height: 340px; border-radius: 0; }

/* 実際の img タグも比率を維持 */
img { height: auto; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 14px 36px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  transition: all 0.2s;
  border: 2px solid transparent;
}
.btn--primary {
  background: var(--green-dark);
  color: #fff;
  border-color: var(--green-dark);
}
.btn--primary:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
}
.btn--outline {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn--outline:hover {
  background: var(--green-light);
  border-color: var(--green-light);
  color: #fff;
}
.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
}
.btn--small {
  padding: 10px 24px;
  font-size: 13px;
}
.btn-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.btn-group .btn {
  min-width: 230px;
  text-align: center;
}

/* ---------- テキストリンク ---------- */
.text-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--green-dark);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
}
.text-link::after { content: '→'; }
.text-link:hover { color: var(--green-light); }

/* ---------- タグ ---------- */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.tag {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 20px;
  background: var(--bg-section);
  color: var(--green-dark);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--border);
}

/* ---------- 2カラムグリッド ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }

/* ---------- 3カラムグリッド ---------- */
.three-col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

/* ---------- アイコン付きポイントカード ---------- */
.point-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  border: 1px solid var(--border);
  text-align: center;
}
.point-card__icon {
  width: 52px; height: 52px;
  background: var(--bg-warm);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 16px;
}
.point-card__title {
  font-size: 14px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.point-card__text {
  font-size: 13px;
  color: var(--text-mid);
  line-height: 1.7;
}

/* ---------- 情報テーブル ---------- */
.info-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 8px;
}
.info-table tr {
  border-bottom: 1px solid var(--border);
}
.info-table tr:last-child { border-bottom: none; }
.info-table th {
  padding: 14px 16px 14px 0;
  font-size: 13px;
  font-weight: 700;
  color: var(--green-dark);
  white-space: nowrap;
  width: 140px;
  vertical-align: middle;
  text-align: left;
}
.info-table td {
  padding: 14px 0;
  font-size: 14px;
  color: var(--text-dark);
  line-height: 1.7;
  vertical-align: middle;
}
.info-box {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 36px;
}

/* ---------- バッジ ---------- */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.05em;
}
.badge--season {
  background: var(--orange-light);
  color: var(--bg-white);
}
.badge--coming {
  background: var(--border);
  color: var(--text-light);
}

/* ---------- シーズンカレンダー ---------- */
.calendar-wrap {
  overflow-x: auto;
  margin-top: 32px;
}
.calendar {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}
.calendar th {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-mid);
  padding: 8px 4px;
  text-align: center;
  border-bottom: 2px solid var(--border);
}
.calendar td {
  padding: 10px 4px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}
.calendar .label-cell {
  text-align: left;
  padding-left: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--green-dark);
  white-space: nowrap;
  padding-right: 20px;
}
.cal-bar {
  height: 22px;
  border-radius: 4px;
  background: var(--green-light);
}
.cal-peak {
  background: var(--green-dark);
}

/* ---------- FAQアコーディオン ---------- */
.faq-category {
  margin-bottom: 48px;
}
.faq-category__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--green-dark);
  border-left: 4px solid var(--orange);
  padding-left: 14px;
  margin-bottom: 20px;
}
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:first-of-type { border-top: 1px solid var(--border); }
.faq-q {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 0;
  cursor: pointer;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-dark);
  justify-content: space-between;
  user-select: none;
}
.faq-q:hover { color: var(--green-dark); }
.faq-q-inner {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  flex: 1;
}
.faq-q-mark {
  flex-shrink: 0;
  width: 26px; height: 26px;
  background: var(--green-dark);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  margin-top: 1px;
}
.faq-toggle {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  line-height: 1;
  color: var(--text-light);
  transition: transform 0.32s ease, background 0.2s, color 0.2s, border-color 0.2s;
}
.faq-item.is-open .faq-toggle {
  transform: rotate(45deg);
  background: var(--green-dark);
  color: #fff;
  border-color: var(--green-dark);
}
.faq-a {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  padding: 0;
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.85;
  transition: max-height 0.38s ease, opacity 0.3s ease, padding 0.3s ease;
}
.faq-item.is-open .faq-a {
  max-height: 400px;
  opacity: 1;
  padding: 0 0 22px 0;
}
.faq-a-mark {
  flex-shrink: 0;
  width: 26px; height: 26px;
  background: var(--orange-light);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  margin-top: 2px;
}

/* ---------- お問い合わせフォーム ---------- */
.contact-form {
  max-width: 640px;
}
.form-group {
  margin-bottom: 24px;
}
.form-label {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}
.form-required {
  display: inline-block;
  background: var(--orange);
  color: #fff;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 3px;
  margin-left: 6px;
  vertical-align: middle;
  font-weight: 700;
}
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  font-size: 15px;
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  transition: border-color 0.2s;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--green-mid);
}
.form-textarea { min-height: 140px; resize: vertical; }
.form-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-mid);
}
.form-checkbox input { width: 18px; height: 18px; }
.form-divider {
  border: none;
  border-top: 2px solid var(--border);
  margin: 64px 0;
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--green-dark);
  color: rgba(255,255,255,0.8);
  padding: 60px 40px 32px;
}
.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer-logo-mark {
  width: 44px; height: 44px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  text-align: center;
  line-height: 1.2;
}
.footer-logo-text {
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  line-height: 1.3;
}
.footer-logo-text span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.15em;
  font-weight: 400;
  color: rgba(255,255,255,0.5);
}
.footer-address {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  line-height: 2;
}
.footer-nav-title {
  font-size: 12px;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: var(--green-light);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-nav-list li { margin-bottom: 10px; }
.footer-nav-list a {
  font-size: 14px;
  color: rgba(255,255,255,0.75);
  transition: color 0.2s;
}
.footer-nav-list a:hover { color: #fff; }
.footer-sns {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}
.sns-icon {
  width: 38px; height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sns-label {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  margin-top: 6px;
}
.footer-bottom {
  max-width: 1080px;
  margin: 0 auto;
  padding: 24px 0 80px;
  text-align: center;
}
.footer-copyright {
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.05em;
}

/* ---------- ページヘッダー（下層共通） ---------- */
.page-header {
  position: relative;
  overflow: hidden;
}
.page-header__bg {
  width: 100%;
  height: 320px;
  background: var(--placeholder);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 13px;
}
.page-header__overlay {
  position: absolute;
  inset: 0;
  background: rgba(44, 74, 30, 0.28);
  display: flex;
  align-items: center;
}
.page-header__content {
  padding: 0 40px;
  max-width: 1080px;
  margin: 0 auto;
  width: 100%;
}
.page-header__label {
  font-size: 11px;
  letter-spacing: 0.25em;
  color: rgba(255,255,255,0.7);
  text-transform: uppercase;
  margin-bottom: 10px;
}
.page-header__title {
  font-family: 'Noto Serif JP', serif;
  font-size: 38px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 12px;
}
.page-header__sub {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  max-width: 480px;
}

/* ---------- パンくず ---------- */
.breadcrumb {
  padding: 12px 40px;
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-light);
}
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--green-dark); }
.breadcrumb__sep { color: var(--border); }

/* ---------- 電話番号CTA ---------- */
.tel-cta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text-mid);
  margin-top: 12px;
}
.tel-number {
  font-size: 22px;
  font-weight: 700;
  color: var(--green-dark);
  letter-spacing: 0.05em;
}

/* ============================================
   ハンバーガーメニュー
   ============================================ */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 6px;
  margin-left: 8px;
}
.hamburger__bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: transform 0.32s ease, opacity 0.25s ease;
}
.hamburger.is-open .hamburger__bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.is-open .hamburger__bar:nth-child(2) { opacity: 0; }
.hamburger.is-open .hamburger__bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ============================================
   マスコット吹き出し
   ============================================ */
.mascot-speak {
  display: flex;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 36px;
  justify-content: center;
}
.mascot-speak--left { justify-content: flex-start; }
.mascot-speak__face {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 3px solid var(--green-dark);
  box-shadow: 0 3px 10px rgba(0,0,0,0.12);
}
.mascot-speak__face img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center center;
  padding: 4px;
}
.mascot-speak__bubble {
  background: var(--bg-warm);
  border: 2px solid var(--border);
  border-radius: 16px 16px 16px 4px;
  padding: 14px 20px;
  font-size: 14px;
  color: var(--text-mid);
  line-height: 1.8;
  max-width: 320px;
  position: relative;
}
.mascot-speak__bubble::before {
  content: '';
  position: absolute;
  left: -13px;
  bottom: 18px;
  border: 7px solid transparent;
  border-right-color: var(--border);
}
.mascot-speak__bubble::after {
  content: '';
  position: absolute;
  left: -9px;
  bottom: 19px;
  border: 5px solid transparent;
  border-right-color: var(--bg-warm);
}

/* ---------- 葉っぱ CSS デコ ---------- */
.leaf-deco {
  display: inline-block;
  width: 14px; height: 14px;
  background: var(--green-light);
  border-radius: 50% 0 50% 0;
  margin-right: 6px;
  vertical-align: middle;
  opacity: 0.65;
  transform: rotate(-30deg);
  flex-shrink: 0;
}
.section-label-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 8px;
}
.section-label-wrap--left { justify-content: flex-start; }

/* ============================================
   TOPへ戻るボタン（マスコット付き）
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 100px;
  right: 24px;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--border);
  box-shadow: 0 4px 20px rgba(0,0,0,0.13);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity 0.3s, transform 0.3s ease, box-shadow 0.2s;
  z-index: 500;
  overflow: hidden;
  text-decoration: none;
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  transform: translateY(-4px);
}
.back-to-top__label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--green-dark);
}

/* ============================================
   レスポンシブ（タブレット〜）
   ============================================ */
@media (max-width: 960px) {
  /* ---- ナビ ---- */
  .hamburger { display: flex; }
  .site-header { padding: 0 20px; }
  .global-nav {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0; bottom: 0;
    background: #fff;
    flex-direction: column;
    padding: 0 0 40px;
    overflow-y: auto;
    z-index: 98;
    gap: 0;
    border-top: 2px solid var(--border);
    box-shadow: 0 8px 32px rgba(0,0,0,0.10);
  }
  .global-nav.is-open { display: flex; }
  .global-nav a {
    padding: 18px 28px;
    border-bottom: 1px solid var(--border);
    font-size: 16px;
    border-radius: 0;
    letter-spacing: 0;
  }
  .global-nav a.current { color: var(--green-dark); font-weight: 700; }
  .nav-cta {
    margin: 20px 20px 0;
    text-align: center;
    border-radius: 40px !important;
    padding: 14px 20px !important;
  }
  .nav-sub-links {
    display: flex;
    flex-direction: column;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
  }
  .nav-sub-link {
    padding: 14px 28px;
    font-size: 15px;
    color: var(--text-mid);
    text-decoration: none;
    border-bottom: none !important;
    transition: background 0.15s;
  }
  .nav-sub-link:hover { background: var(--bg-section); color: var(--green-dark); }

  /* ---- 共通レイアウト ---- */
  .container { padding: 0 20px; }
  .section { padding: 56px 0; }
  .page-header__content { padding: 0 20px; }
  .page-header__bg { height: 60vw !important; min-height: 260px; }
  .page-header__title { font-size: 28px; }
  .section-title { font-size: 22px !important; }

  /* ---- 2カラム → 1カラム ---- */
  .two-col,
  .story-layout,
  .shop-info-layout,
  .access-layout,
  .profile-grid { grid-template-columns: 1fr !important; gap: 28px !important; }
  .kodawari-item {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
  .kodawari-item--reverse .kodawari-photo { order: 0 !important; }
  .kodawari-item--reverse .kodawari-text  { order: 0 !important; }

  /* ---- gift-photos / shop-grid → 1カラム ---- */
  .gift-photos,
  .shop-grid { grid-template-columns: 1fr !important; gap: 20px !important; }

  /* ---- about FV パネル 3→2カラム ---- */
  .about-fv__panels { grid-template-columns: 1fr 1fr !important; }
  .about-fv__panel  { height: 200px; }

  /* ---- 品種詳細 2カラム → 1カラム ---- */
  .variety-detail { grid-template-columns: 1fr !important; gap: 32px !important; }
  .variety-detail--reverse .variety-detail__photo { order: 0 !important; }
  .variety-detail--reverse .variety-detail__text  { order: 0 !important; }
  .variety-detail__name { font-size: 26px !important; }

  /* ---- ニュース一覧 グリッド → 折り返し ---- */
  .news-item {
    grid-template-columns: auto 1fr !important;
    row-gap: 6px !important;
  }
  .news-title { grid-column: 1 / -1 !important; }
  .news-arrow { display: none !important; }

  /* ---- 4カラム → 2カラム ---- */
  .variety-grid { grid-template-columns: repeat(2,1fr) !important; }

  /* ---- フッター ---- */
  .footer-inner { grid-template-columns: 1fr 1fr !important; gap: 32px !important; }

  /* ---- Values visual ---- */
  .values-visual__hero { height: 60vw; min-height: 280px; }
  .values-visual__hero-overlay { padding: 0 0 36px 28px; }
  .values-visual__hero-title { font-size: 22px; }
  .values-visual__hero-body { font-size: 13px; }
  .values-visual__hero-side { display: none; }
  .values-visual__panel { height: 200px; }
  .values-visual__desc { grid-template-columns: 1fr !important; }
  .values-visual__desc-item { border-right: none !important; border-bottom: 1px solid var(--border); padding: 32px 24px; }
  .values-visual__desc-item:last-child { border-bottom: none; }

  /* ---- Shop / About hero ---- */
  .shop-hero { height: 60vw; min-height: 260px; }
  .shop-hero__overlay { padding: 0 0 32px 28px; }
  .shop-hero__title { font-size: 32px; }
  .shop-hero__side { display: none; }
  .about-fv__main { height: 60vw; min-height: 260px; }
  .about-fv__overlay { padding: 0 0 32px 28px; }
  .about-fv__title { font-size: 32px; }
  .about-fv__side-text { display: none; }

  /* ---- harvest-cal ---- */
  .harvest-cal__header,
  .harvest-cal__row { grid-template-columns: 140px 1fr !important; }
  .harvest-cal__header-label:last-child,
  .harvest-cal__season { display: none; }

  /* ---- その他 ---- */
  .mentor-block { flex-direction: column; gap: 20px; }
  .mascot-speak { gap: 12px; }
  .mascot-speak__face { width: 56px; height: 56px; }
  .mascot-speak__bubble { font-size: 13px; padding: 12px 16px; max-width: 240px; }
  .contact-intro { flex-direction: column; gap: 16px; }
  .contact-intro__divider { width: 100%; height: 1px; }
  .story-photos { position: static !important; }

  /* ---- 画像プレースホルダー：縦横比維持 ---- */
  .img-placeholder--tall   { height: auto !important; aspect-ratio: 3/4; }
  .img-placeholder--medium { height: auto !important; aspect-ratio: 4/3; }
  .img-placeholder--short  { height: auto !important; aspect-ratio: 16/9; }
  .img-placeholder--hero   { height: auto !important; aspect-ratio: 16/9; min-height: 260px; }
  .img-placeholder--header { height: auto !important; aspect-ratio: 3/1;  min-height: 180px; }
  .page-header__bg         { height: 60vw !important; min-height: 260px; }

  /* ---- news / faq FV 高さ：SP時は2/3に ---- */
  .page-fv-bg { height: 173px !important; }
}

/* ============================================
   レスポンシブ（モバイル）
   ============================================ */
@media (max-width: 600px) {
  .variety-grid { grid-template-columns: 1fr !important; }
  .values-visual__panels { grid-template-columns: 1fr !important; }
  .values-visual__panel { height: 220px; }
  .values-visual__hero-title { font-size: 18px; }
  .site-footer {
    padding: 48px 24px 32px;
  }
  .footer-inner {
    grid-template-columns: 1fr !important;
    text-align: center;
    gap: 40px !important;
    padding-bottom: 40px;
  }
  .footer-logo {
    justify-content: center;
    margin-bottom: 20px;
  }
  .footer-logo img {
    height: auto !important;
    width: 100% !important;
    max-width: 280px;
  }
  .footer-address {
    text-align: center;
  }
  .footer-nav-list {
    text-align: center;
  }
  .footer-nav-list li {
    margin-bottom: 14px;
  }
  .footer-sns {
    justify-content: center;
    margin-top: 0;
  }
  .sns-label {
    text-align: center;
    margin-top: 8px;
  }
  .sns-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
  }
  /* SNSアイテムを横並び */
  .footer-sns-col {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 48px;
  }
  .section-title { font-size: 19px !important; }
  .shop-hero__title { font-size: 26px; }
  .page-header__title { font-size: 24px; }
  .back-to-top { bottom: 96px; right: 16px; width: 56px; height: 56px; }
  .back-to-top__icon { width: 42px; height: 42px; }
  .harvest-cal__header,
  .harvest-cal__row { grid-template-columns: 100px 1fr !important; padding: 12px !important; }
  .harvest-cal__variety { font-size: 12px; }
  .cta-block { padding: 32px 20px; }
  .profile-card { flex-direction: column; align-items: center; text-align: center; }
  .btn-group { flex-direction: column; }

  /* ---- about FV パネル 2→1カラム ---- */
  .about-fv__panels { grid-template-columns: 1fr !important; }
  .about-fv__panel  { height: auto !important; aspect-ratio: 16/9; }

  /* ---- ニュース一覧 縦積み ---- */
  .news-item {
    display: flex !important;
    flex-direction: column;
    gap: 6px !important;
    align-items: flex-start;
  }

  /* ---- 画像プレースホルダー（600px補正） ---- */
  .img-placeholder--header { aspect-ratio: 2/1; }
  .img-placeholder--hero   { aspect-ratio: 4/3; min-height: 220px; }
}

/* ---------- CTA ブロック ---------- */
.cta-block {
  background: var(--bg-warm);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  margin-top: 40px;
}
.cta-block__title {
  font-size: 20px;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.cta-block__sub {
  font-size: 14px;
  color: var(--text-mid);
  margin-bottom: 24px;
}

/* ============================================================
   追従ボタン（SNS・LINE・お問い合わせ）
   PC: 右側縦並び / SP: 画面最下部横並び
============================================================ */
.float-btns {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.float-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 68px;
  padding: 14px 8px;
  text-decoration: none;
  cursor: pointer;
  border-radius: 12px 0 0 12px;
  transition: opacity 0.2s, transform 0.2s;
}
.float-btn:hover { opacity: 0.85; transform: translateX(-3px); }
.float-btn--instagram { background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
.float-btn--line      { background: #06C755; }
.float-btn--contact   { background: var(--green-dark); }
.float-btn--disabled  { cursor: default; opacity: 0.85; }
.float-btn--disabled:hover { opacity: 0.85; transform: none; }

.float-btn__icon {
  width: 26px;
  height: 26px;
  color: #fff;
  flex-shrink: 0;
}
.float-btn__icon svg { width: 100%; height: 100%; fill: #fff; }
.float-btn__label {
  font-size: 9px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.04em;
  text-align: center;
  line-height: 1.3;
}
.float-btn__note {
  font-size: 8px;
  color: rgba(255,255,255,0.82);
  letter-spacing: 0.02em;
  margin-top: 2px;
}

/* SP: 最下部横並び */
@media (max-width: 768px) {
  .float-btns {
    top: auto;
    right: auto;
    bottom: 0;
    left: 0;
    width: 100%;
    transform: none;
    flex-direction: row;
    gap: 0;
    border-radius: 0;
    box-shadow: 0 -2px 12px rgba(0,0,0,0.12);
  }
  .float-btn {
    flex: 1;
    border-radius: 0;
    padding: 10px 4px 12px;
    flex-direction: column;
  }
  .float-btn:hover { transform: none; }
  /* TOPへ戻るボタンが被らないよう調整 */
  .back-to-top { bottom: 96px; }
}

/* SP専用改行 */
.sp-only { display: none; }
@media (max-width: 768px) {
  .sp-only { display: inline; }
}

/* ---------- お問い合わせ送信結果メッセージ ---------- */
.form-message {
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-bottom: 28px;
  font-size: 14px;
  line-height: 1.8;
}
.form-message--success {
  background: var(--bg-section);
  border: 2px dashed var(--border);
  color: var(--green-dark);
}
.form-message--error {
  background: #FAE8E8;
  border: 2px dashed #E0B8B8;
  color: #8A2020;
}