:root {
  --forest: #2d5a1b;
  --forest-light: #4a8a2e;
  --forest-dark: #1a3510;
  --earth: #8b6340;
  --earth-light: #c4934f;
  --sky: #5b9bd5;
  --sky-light: #aacfed;
  --cream: #faf6ef;
  --smoke: #f0ebe2;
  --charcoal: #2c2c2c;
  --ash: #6b6b6b;
  --fire: #e85d04;
  --fire-light: #f4a261;
  --white: #ffffff;
  --shadow: rgba(0,0,0,0.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Zen Maru Gothic', sans-serif;
  background: var(--cream);
  color: var(--charcoal);
  overflow-x: hidden;
}

/* ── HERO ── */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(0,0,0,0.25) 0%, rgba(0,30,10,0.55) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: white;
  padding: 0 20px;
  animation: fadeUp 1.2s ease both;
}

@keyframes fadeUp {
  from { opacity:0; transform: translateY(30px); }
  to   { opacity:1; transform: translateY(0); }
}

.hero-subtitle {
  font-family: 'Josefin Sans', sans-serif;
  font-size: clamp(11px, 2vw, 14px);
  letter-spacing: 0.35em;
  text-transform: uppercase;
  opacity: 0.85;
  margin-bottom: 12px;
}

.hero-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(2.4rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.2;
  text-shadow: 0 2px 20px rgba(0,0,0,0.4);
  margin-bottom: 8px;
}

.hero-tagline {
  font-size: clamp(0.85rem, 2.2vw, 1.1rem);
  opacity: 0.9;
  margin-bottom: 36px;
  font-weight: 500;
  letter-spacing: 0.05em;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--fire);
  color: white;
  padding: 16px 40px;
  border-radius: 50px;
  text-decoration: none;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  box-shadow: 0 8px 32px rgba(232,93,4,0.45);
  transition: all 0.3s;
}
.hero-cta:hover { background: #c94e00; transform: translateY(-2px); box-shadow: 0 12px 40px rgba(232,93,4,0.5); }

/* NAV */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 16px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s;
}
.nav.scrolled {
  background: rgba(26,53,16,0.95);
  backdrop-filter: blur(10px);
  padding: 12px 40px;
  box-shadow: 0 2px 20px rgba(0,0,0,0.2);
}
.nav-logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.2rem;
  color: white;
  font-weight: 700;
}
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { color: white; text-decoration: none; font-size: 0.85rem; letter-spacing: 0.05em; opacity: 0.9; transition: opacity 0.2s; }
.nav-links a:hover { opacity: 1; }
.nav-reserve-btn {
  background: var(--fire);
  color: white;
  border: none;
  padding: 9px 22px;
  border-radius: 25px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}
.nav-reserve-btn:hover { background: #c94e00; }

/* SECTIONS */
section { padding: 80px 20px; }

.section-label {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--forest-light);
  margin-bottom: 8px;
}
.section-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 700;
  color: var(--forest-dark);
  margin-bottom: 40px;
}

/* INFO CARDS */
.info-section { background: var(--smoke); }
.info-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}
.info-card {
  background: white;
  border-radius: 16px;
  padding: 28px 24px;
  box-shadow: 0 2px 16px var(--shadow);
  border-left: 4px solid var(--forest-light);
}
.info-card-icon { font-size: 2rem; margin-bottom: 12px; }
.info-card h3 { font-size: 0.95rem; color: var(--ash); margin-bottom: 10px; font-weight: 500; }
.info-card p, .info-card ul { font-size: 0.9rem; line-height: 1.8; color: var(--charcoal); }
.info-card ul { list-style: none; }
.info-card ul li::before { content: "・"; color: var(--forest-light); }
.price-badge {
  display: inline-block;
  background: var(--forest);
  color: white;
  padding: 3px 12px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  margin-top: 6px;
}
.price-add { background: var(--earth); }
.price-add2 { background: #7b8fa1; }
.price-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 6px;
  flex-wrap: wrap;
}
.price-label {
  font-size: 0.78rem;
  color: var(--ash);
}
.info-card .info-sub {
  font-size: 0.78rem;
  color: var(--ash);
  line-height: 1.7;
  margin-top: 6px;
}
.info-card .info-sub li::before { color: var(--earth); }

/* RESERVATION */
.reservation-section { background: var(--cream); }
.reservation-wrap { max-width: 900px; margin: 0 auto; }

.calendar-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.cal-month-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--forest-dark);
}
.cal-nav-btn {
  background: var(--forest);
  color: white;
  border: none;
  width: 36px; height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.cal-nav-btn:hover { background: var(--forest-light); }

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 24px;
}
.cal-header {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ash);
  padding: 8px 0;
}
.cal-header:first-child { color: #e74c3c; }
.cal-header:last-child { color: var(--sky); }

.cal-day {
  background: white;
  border-radius: 10px;
  padding: 8px 4px;
  text-align: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.2s;
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
}
.cal-day:hover:not(.empty):not(.past) { border-color: var(--forest-light); background: #f0f8ec; }
.cal-day.selected { border-color: var(--forest); background: #e8f5e0; }
.cal-day.past { opacity: 0.35; cursor: default; }
.cal-day.empty { background: transparent; cursor: default; }
.cal-day.sunday .cal-date { color: #e74c3c; }
.cal-day.saturday .cal-date { color: var(--sky); }
.cal-day.day-blocked {
  background: #f8e8e8;
  border-color: #e8b4b4;
  cursor: not-allowed;
  opacity: 0.85;
}
.cal-day.day-blocked:hover { border-color: #e74c3c; background: #fde8e8; }
.cal-day.day-blocked .cal-date { color: #c0392b; }
.cal-blocked-badge {
  font-size: 0.58rem;
  font-weight: 900;
  background: #e74c3c;
  color: white;
  border-radius: 6px;
  padding: 1px 5px;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.cal-date { font-size: 0.95rem; font-weight: 700; }
.cal-count {
  font-size: 0.7rem;
  background: var(--forest);
  color: white;
  border-radius: 10px;
  padding: 1px 6px;
  min-width: 28px;
}
.cal-count.full { background: #e74c3c; }
.cal-count.near { background: var(--earth); }
.cal-count.empty-count { background: var(--sky); }

/* チェックイン〜チェックアウト ハイライト */
.cal-day.range-start {
  background: var(--forest);
  border-color: var(--forest);
  border-radius: 10px 0 0 10px;
}
.cal-day.range-start .cal-date { color: white; }
.cal-day.range-end {
  background: var(--forest-light);
  border-color: var(--forest-light);
  border-radius: 0 10px 10px 0;
}
.cal-day.range-end .cal-date { color: white; }
.cal-day.in-range {
  background: #d4edda;
  border-color: #a8d5b5;
  border-radius: 0;
}
.cal-day.range-start .cal-count,
.cal-day.range-end .cal-count { background: rgba(255,255,255,0.35); color: white; }
.cal-day.in-range .cal-count   { background: var(--forest-light); }

/* FORM */
.reserve-form-wrap {
  background: white;
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 4px 24px var(--shadow);
  margin-top: 8px;
}
.form-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--forest-dark);
  margin-bottom: 6px;
}
.selected-date-display {
  color: var(--forest-light);
  font-size: 0.9rem;
  margin-bottom: 24px;
}
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media(max-width:600px) { .form-grid { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group.full { grid-column: 1/-1; }
.form-group label { font-size: 0.82rem; font-weight: 700; color: var(--ash); letter-spacing: 0.03em; }
.form-group input, .form-group select {
  border: 1.5px solid #ddd;
  border-radius: 8px;
  padding: 10px 14px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.95rem;
  color: var(--charcoal);
  transition: border-color 0.2s;
  outline: none;
  background: white;
}
.form-group input:focus, .form-group select:focus { border-color: var(--forest-light); }

.option-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 8px 0;
}
.option-chip {
  display: flex; align-items: center; gap: 8px;
  background: var(--smoke);
  border: 1.5px solid #ddd;
  border-radius: 10px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}
.option-chip input { width: auto; accent-color: var(--forest); }
.option-chip:hover { border-color: var(--forest-light); }

.submit-btn {
  background: linear-gradient(135deg, var(--forest), var(--forest-light));
  color: white;
  border: none;
  padding: 16px;
  border-radius: 12px;
  width: 100%;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  margin-top: 8px;
  letter-spacing: 0.05em;
  box-shadow: 0 4px 16px rgba(45,90,27,0.35);
  transition: all 0.3s;
}
.submit-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(45,90,27,0.4); }
.submit-btn:disabled {
  background: linear-gradient(135deg, #aaa, #bbb);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
  opacity: 0.6;
}

/* FACILITIES */
.facilities-section { background: var(--forest-dark); color: white; }
.facilities-section .section-label { color: var(--earth-light); }
.facilities-section .section-title { color: white; }
.facility-grid {
  max-width: 1000px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 20px;
}
.facility-item {
  background: rgba(255,255,255,0.07);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.1);
}
.facility-icon { font-size: 2.2rem; margin-bottom: 12px; }
.facility-name { font-weight: 700; font-size: 0.95rem; margin-bottom: 6px; }
.facility-desc { font-size: 0.8rem; opacity: 0.7; line-height: 1.6; }


/* CAUTION SECTION */
.caution-section { background: var(--cream); padding: 0 20px 60px; }
.caution-wrap { max-width: 1000px; margin: 0 auto; }
.caution-card {
  background: white;
  border-radius: 16px;
  padding: 28px 32px;
  box-shadow: 0 2px 16px var(--shadow);
  border-left: 4px solid var(--fire);
}
.caution-card-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fire);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.caution-body {
  font-size: 0.88rem;
  color: var(--charcoal);
}
.caution-chapter {
  margin-bottom: 24px;
}
.caution-chapter:last-child { margin-bottom: 0; }
.caution-chapter-title {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--forest-dark);
  border-bottom: 1px solid #e0e0e0;
  padding-bottom: 6px;
  margin-bottom: 12px;
}
.caution-item {
  margin-bottom: 10px;
}
.caution-item-label {
  font-weight: 700;
  color: var(--charcoal);
  display: block;
  margin-bottom: 2px;
}
.caution-item-text {
  line-height: 1.8;
  padding-left: 1em;
  color: var(--ash);
}
.caution-note {
  font-size: 0.82rem;
  color: #888;
  padding-left: 1.5em;
  line-height: 1.7;
  margin-top: 2px;
}
.caution-intro {
  line-height: 1.9;
  margin-bottom: 20px;
  padding: 12px 16px;
  background: #f8fdf4;
  border-radius: 8px;
  font-size: 0.87rem;
}

/* アクセス・注意事項 モバイルアコーディオン */
@media (max-width: 767px) {
  .map-section,
  .caution-section {
    padding-top: 0;
    padding-bottom: 0;
  }
  .map-section-inner,
  .caution-section-inner {
    border-bottom: 1px solid rgba(0,0,0,0.07);
  }
  .access-accordion-header,
  .caution-accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
    cursor: pointer;
    user-select: none;
  }
  .access-accordion-header .section-label,
  .caution-accordion-header .section-label { margin-bottom: 2px; }
  .access-accordion-header .section-title,
  .caution-accordion-header .section-title { margin-bottom: 0; }
  .access-accordion-icon,
  .caution-accordion-icon {
    font-size: 1.1rem;
    transition: transform 0.3s;
    color: var(--forest-light);
    flex-shrink: 0;
    margin-left: 12px;
  }
  .access-accordion-header.open .access-accordion-icon,
  .caution-accordion-header.open .caution-accordion-icon {
    transform: rotate(180deg);
  }
  .access-accordion-body,
  .caution-accordion-body {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.4s ease;
  }
  .access-accordion-body.open,
  .caution-accordion-body.open {
    max-height: 3000px;
  }
  .access-accordion-body .illust-map-wrap { margin-top: 0; }
  .access-accordion-body .access-info { margin-bottom: 24px; }
  .caution-accordion-body .caution-card { margin-bottom: 24px; }
  /* LINEセクション内のカードもpadding調整 */
  .map-wrap { padding-bottom: 8px; }
}
@media (min-width: 768px) {
  .access-accordion-header .access-accordion-icon,
  .caution-accordion-header .caution-accordion-icon { display: none; }
  .access-accordion-body,
  .caution-accordion-body { max-height: none !important; overflow: visible !important; }
}

/* LINE 公式アカウント セクション */
.line-register-section { background: var(--smoke); }
.line-register-wrap { max-width: 1000px; margin: 0 auto; padding: 40px 20px; }
.line-register-header { margin-bottom: 24px; }
@media (max-width: 767px) {
  .line-register-section {
    padding-top: 0;
    padding-bottom: 0;
  }
  .line-register-wrap { padding: 24px 20px 32px; }
  .line-register-header { padding-top: 20px; }
}

/* MAP */
.map-section { background: var(--smoke); }
.map-wrap { max-width: 1000px; margin: 0 auto; }
.illust-map-wrap {
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 4px 24px var(--shadow);
  margin-bottom: 24px;
  background: #e8f4e0;
  position: relative;
}
.illust-map-wrap img { display: block; width: 100%; height: auto; }
.access-info {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px;
}
.access-card {
  background: white; border-radius: 12px; padding: 20px;
  box-shadow: 0 2px 12px var(--shadow);
}
.access-card h4 { color: var(--forest); font-size: 0.9rem; margin-bottom: 8px; }
.access-card p { font-size: 0.85rem; line-height: 1.7; color: var(--ash); }

/* FOOTER */
footer {
  background: var(--forest-dark);
  color: white;
  padding: 48px 20px 24px;
  text-align: center;
}
.footer-logo {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.footer-address { font-size: 0.85rem; opacity: 0.7; margin-bottom: 32px; line-height: 1.7; }
.footer-copy { font-size: 0.75rem; opacity: 0.4; }

/* NEWS SECTION */
.news-section { background: var(--cream); }
.news-container { max-width: 1100px; margin: 0 auto; }
.news-list { display: flex; flex-direction: column; gap: 16px; }
.news-item {
  background: white;
  border-radius: 14px;
  padding: 20px 24px;
  box-shadow: 0 2px 14px var(--shadow);
  display: flex;
  gap: 20px;
  align-items: flex-start;
  border-left: 4px solid var(--forest-light);
  transition: transform 0.2s, box-shadow 0.2s;
}
.news-item:hover { transform: translateY(-2px); box-shadow: 0 6px 24px var(--shadow); }
.news-item.urgent { border-left-color: var(--fire); }
.news-item.info { border-left-color: var(--sky); }
.news-meta { min-width: 110px; }
.news-date { font-family: 'Josefin Sans', sans-serif; font-size: 0.8rem; letter-spacing: 0.05em; color: var(--ash); display: block; margin-bottom: 4px; }
.news-tag { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 0.72rem; font-weight: 700; background: var(--forest); color: white; }
.news-item.urgent .news-tag { background: var(--fire); }
.news-item.info .news-tag { background: var(--sky); }
.news-body { flex: 1; }
.news-title { font-family: 'Noto Serif JP', serif; font-size: 1rem; font-weight: 700; color: var(--forest-dark); margin-bottom: 6px; }
.news-text { font-size: 0.88rem; line-height: 1.8; color: var(--ash); }
.news-empty { text-align: center; color: var(--ash); padding: 40px; font-size: 0.9rem; }
@media (max-width: 600px) {
  .news-item { flex-direction: column; gap: 8px; }
  .news-meta { min-width: unset; display: flex; gap: 10px; align-items: center; }
}

/* MANAGE RESERVATION */
.manage-section { background: var(--smoke); }
.manage-wrap { max-width: 560px; margin: 0 auto; }
.manage-card {
  background: white;
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 4px 24px var(--shadow);
}
.manage-tab-row { display: flex; gap: 8px; margin-bottom: 24px; }
.manage-tab {
  flex: 1;
  padding: 10px;
  border: 1.5px solid #ddd;
  border-radius: 8px;
  background: white;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--ash);
}
.manage-tab.active { background: var(--forest); color: white; border-color: var(--forest); }
.manage-tab:hover:not(.active) { border-color: var(--forest-light); color: var(--forest); }
.manage-form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.manage-label { font-size: 0.82rem; font-weight: 700; color: var(--ash); }
.manage-input {
  border: 1.5px solid #ddd;
  border-radius: 8px;
  padding: 10px 14px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.95rem;
  color: var(--charcoal);
  outline: none;
  transition: border-color 0.2s;
  background: white;
}
.manage-input:focus { border-color: var(--forest-light); }
.manage-btn {
  background: linear-gradient(135deg, var(--forest), var(--forest-light));
  color: white;
  border: none;
  padding: 12px;
  border-radius: 10px;
  width: 100%;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: all 0.2s;
}
.manage-btn:hover { opacity: 0.9; transform: translateY(-1px); }
.manage-btn.danger { background: linear-gradient(135deg, #c0392b, #e74c3c); }
.manage-result {
  margin-top: 20px;
  padding: 16px;
  background: #f8fdf4;
  border: 1.5px solid #c8e6aa;
  border-radius: 10px;
  font-size: 0.88rem;
  line-height: 1.9;
  display: none;
}
.manage-result.visible { display: block; }
.manage-result.error { background: #fff5f5; border-color: #f5c6c6; }
.manage-panel { display: none; }
.manage-panel.active { display: block; }
.edit-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media(max-width:500px) { .edit-field-row { grid-template-columns: 1fr; } }

/* ── CUSTOM DATE PICKER ── */
.date-picker-wrap {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0;
}
.date-picker-wrap input[type="date"] {
  flex: 1;
  border-radius: 8px 0 0 8px !important;
  border-right: none !important;
}
.date-picker-wrap input[type="date"].manage-input {
  border-radius: 8px 0 0 8px !important;
  border-right: none !important;
}
.date-cal-btn {
  background: var(--forest);
  color: white;
  border: 1.5px solid var(--forest);
  border-radius: 0 8px 8px 0;
  padding: 0 12px;
  height: 100%;
  min-height: 42px;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  flex-shrink: 0;
}
.date-cal-btn:hover { background: var(--forest-light); border-color: var(--forest-light); }

/* カスタムカレンダーポップアップ */
.datepicker-popup-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0,0,0,0.45);
  align-items: center;
  justify-content: center;
}
.datepicker-popup-overlay.open { display: flex; }
.datepicker-popup {
  background: white;
  border-radius: 16px;
  padding: 24px 20px 20px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.25);
  width: 320px;
  max-width: 95vw;
  animation: modalIn 0.25s ease;
  position: relative;
}
.datepicker-popup-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.datepicker-popup-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1rem;
  font-weight: 700;
  color: var(--forest-dark);
}
.datepicker-popup-close {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--ash);
  line-height: 1;
}
.datepicker-popup-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.datepicker-popup-month {
  font-family: 'Noto Serif JP', serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--forest-dark);
}
.datepicker-nav-btn {
  background: var(--forest);
  color: white;
  border: none;
  width: 30px; height: 30px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s;
}
.datepicker-nav-btn:hover { background: var(--forest-light); }
.datepicker-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 3px;
}
.datepicker-dow {
  text-align: center;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--ash);
  padding: 4px 0;
}
.datepicker-dow:first-child { color: #e74c3c; }
.datepicker-dow:last-child  { color: var(--sky); }
.datepicker-cell {
  text-align: center;
  padding: 7px 2px;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  position: relative;
  line-height: 1.2;
}
.datepicker-cell:hover:not(.dp-empty):not(.dp-past) {
  background: #f0f8ec;
  color: var(--forest);
}
.datepicker-cell.dp-empty { cursor: default; }
.datepicker-cell.dp-past  { opacity: 0.3; cursor: default; }
.datepicker-cell.dp-sun   { color: #e74c3c; }
.datepicker-cell.dp-sat   { color: var(--sky); }
/* Check-In日ハイライト */
.datepicker-cell.dp-checkin {
  background: var(--fire);
  color: white !important;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(232,93,4,0.4);
}
.datepicker-cell.dp-checkin::after {
  content: '🏕️';
  display: block;
  font-size: 0.6rem;
  line-height: 1;
  margin-top: 1px;
}
/* 選択済みの日付 */
.datepicker-cell.dp-selected {
  background: var(--forest);
  color: white !important;
  font-weight: 700;
}
/* Check-In日より前の無効な日 */
.datepicker-cell.dp-before-checkin {
  opacity: 0.3;
  cursor: default;
}
.datepicker-checkin-hint {
  font-size: 0.75rem;
  color: var(--ash);
  text-align: center;
  margin-top: 10px;
  line-height: 1.6;
  padding: 8px;
  background: #fff8f0;
  border: 1px solid #fde0c0;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  justify-content: center;
}

/* ── MOBILE ACCORDION ── */
@media (max-width: 767px) {
  .mobile-accordion-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    cursor: pointer;
    user-select: none;
  }
  .mobile-accordion-header .accordion-icon {
    font-size: 1.2rem;
    transition: transform 0.3s;
    color: var(--forest-light);
    flex-shrink: 0;
    margin-left: 12px;
  }
  .mobile-accordion-header.open .accordion-icon {
    transform: rotate(180deg);
  }
  .mobile-accordion-body {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.4s ease;
  }
  .mobile-accordion-body.open {
    max-height: 2000px;
  }
}
@media (min-width: 768px) {
  .mobile-accordion-header .accordion-icon { display: none; }
  .mobile-accordion-body { max-height: none !important; overflow: visible !important; }
}

@media (max-width: 767px) {
  .facilities-section .mobile-accordion-header .accordion-icon {
    color: var(--earth-light);
  }
  /* アコーディオンヘッダーのsection-titleマージンを調整 */
  .mobile-accordion-header .section-title { margin-bottom: 0; }
  .mobile-accordion-body .info-grid,
  .mobile-accordion-body .facility-grid { margin-top: 24px; }
}

/* ADMIN BTN */
.admin-bar {
  background: var(--charcoal);
  padding: 12px 20px;
  text-align: center;
}
.admin-btn {
  background: transparent;
  color: var(--ash);
  border: 1px solid #555;
  padding: 7px 20px;
  border-radius: 6px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s;
}
.admin-btn:hover { color: white; border-color: #888; }

/* MODAL */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.open { display: flex; }
.modal {
  background: white;
  border-radius: 20px;
  padding: 36px;
  max-width: 520px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: modalIn 0.3s ease;
}
@keyframes modalIn { from { opacity:0; transform:scale(0.92); } to { opacity:1; transform:scale(1); } }

.modal-close {
  position: absolute; top: 16px; right: 16px;
  background: none; border: none; font-size: 1.4rem; cursor: pointer; color: var(--ash);
}
.modal-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--forest-dark); margin-bottom: 20px;
}

/* ADMIN TABLE */
.admin-table-wrap { overflow-x: auto; margin-top: 16px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
.admin-table th {
  background: var(--forest);
  color: white;
  padding: 10px 12px;
  text-align: left;
  font-weight: 700;
  white-space: nowrap;
}
.admin-table td {
  padding: 9px 12px;
  border-bottom: 1px solid #eee;
  white-space: nowrap;
  color: var(--charcoal);
}
.admin-table tr:hover td { background: #f8fdf5; }

/* TOAST */
.toast {
  position: fixed; bottom: 30px; left: 50%; transform: translateX(-50%);
  background: var(--forest); color: white;
  padding: 14px 28px; border-radius: 30px;
  font-weight: 700; font-size: 0.9rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  opacity: 0; pointer-events: none;
  transition: opacity 0.4s;
  z-index: 300;
  white-space: nowrap;
}
.toast.show { opacity: 1; }

/* MOBILE NAV */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: white; margin: 5px 0; transition: all 0.3s; border-radius: 2px; }

@media (max-width: 768px) {
  .nav { padding: 14px 20px; flex-wrap: wrap; }
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--forest-dark);
    margin-top: 10px;
    border-radius: 10px;
    overflow: hidden;
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-bottom: 1px solid rgba(255,255,255,0.1); }
  .nav-links li:last-child { border-bottom: none; }
  .nav-links a { display: block; padding: 14px 20px; font-size: 0.95rem; opacity: 1; }
  .hamburger { display: block; }
  .nav-reserve-btn { display: none; }
  section { padding: 60px 16px; }
  .hero-title { font-size: 2rem; }
  /* ハンバーガー × アニメーション */
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}

/* Password input in modal */
.pw-input {
  border: 1.5px solid #ddd;
  border-radius: 8px;
  padding: 12px 16px;
  width: 100%;
  font-size: 1rem;
  font-family: 'Zen Maru Gothic', sans-serif;
  outline: none;
  margin-bottom: 14px;
}
.pw-input:focus { border-color: var(--forest-light); }
.pw-submit {
  background: var(--forest);
  color: white;
  border: none;
  padding: 12px 32px;
  border-radius: 8px;
  font-family: 'Zen Maru Gothic', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}
.pw-submit:hover { background: var(--forest-light); }