@import url('https://fonts.googleapis.com/css2?family=Yomogi&display=swap');

:root {
  --col-text: #333333;
  --col-text-light: #666666;     
  --col-bg: #fdfdfd;             
  --col-glass: rgba(255, 255, 255, 0.1); 
  
  --col-accent: #c5a065; 
  --col-accent-dark: #9e7e48;
  
  --col-success: #f0f7f4; 
  --col-success-text: #2e7d32;
  --col-error: #fdecea; 
  --col-error-text: #c62828;
  
  --shadow-soft: 0 4px 20px rgba(0,0,0,0.08);
  
  --font-en: 'Yomogi', cursive;
  --font-jp: 'Yomogi', cursive;
}

body, button, input, textarea, select {
  font-family: var(--font-jp);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body { 
  margin:0;
  padding:0; 
  background-color: var(--col-bg);
  color:var(--col-text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* アニメーション: ぼんやり現れる */
@keyframes blurFadeIn {
  0% { opacity: 0; filter: blur(10px); transform: scale(0.98); }
  100% { opacity: 1; filter: blur(0); transform: scale(1); }
}

/* ヒーロー画像エリア (背景固定) */
.hero-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  z-index: -1;
}

.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-container::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.3); 
  pointer-events: none;
}

/* タイトルエリア */
.hero-text-area {
  width: 100%;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 0;
}

.logo-main {
  font-family: var(--font-en);
  font-size: 44px;
  color: #333;
  margin: 0;
  text-shadow: 
    2px 2px 0 #fff, -2px -2px 0 #fff,
    -2px 2px 0 #fff, 2px -2px 0 #fff,
    0 2px 0 #fff, 0 -2px 0 #fff,
    2px 0 0 #fff, -2px 0 0 #fff;
  letter-spacing: 0.05em;
  font-weight: bold;
  animation: blurFadeIn 1.2s ease-out forwards;
}

/* メインコンテナ */
.main-container {
  padding: 0 16px 150px;
  max-width: 640px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

/* カレンダーパネル */
.glass-panel {
  background: var(--col-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  padding: 20px 10px;
  border: 1px solid rgba(255,255,255,0.3);
  min-height: 400px;
  opacity: 0; 
  animation: blurFadeIn 3s ease-out 0.8s forwards;
}

.panel-header {
  display: flex; 
  justify-content: center; 
  margin-bottom: 20px;
}

.month-nav {
  display: flex; 
  align-items: center; 
  gap: 20px;
}

.nav-arrow {
  background: rgba(255,255,255,0.4); 
  border: 1px solid var(--col-accent); 
  width: 44px; height: 44px;
  border-radius: 50%;
  font-size: 24px; 
  color: var(--col-accent-dark); 
  cursor: pointer; 
  display: flex; align-items: center; justify-content: center;
  transition: 0.2s;
}
.nav-arrow:active { transform: scale(0.9); background: #fff; }

.month-text {
  font-family: var(--font-en);
  font-size: 24px; 
  font-weight: 600; 
  color: var(--col-text);
  min-width: 140px; 
  text-align: center;
}

.calendar-wrapper { width: 100%; transition: opacity 0.5s; }

.weekdays-row {
  display: grid; 
  grid-template-columns: repeat(7, 1fr); 
  margin-bottom: 10px; 
  text-align: center;
}

.wd { 
  font-size: 12px; 
  font-weight: bold; 
  color: var(--col-text-light); 
  font-family: var(--font-en);
}
.wd.sun { color: #e57373; }
.wd.sat { color: #64b5f6; }

.cal-grid {
  display: grid; 
  grid-template-columns: repeat(7, 1fr); 
  gap: 6px; 
}

/* カレンダーのマス */
.cell {
  background: rgba(255,255,255,0.25); 
  border-radius: 8px;
  min-height: 180px; 
  height: auto;
  position: relative;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; flex-direction: column; align-items: center;
  padding: 6px 2px;
}
.cell:active { transform: scale(0.98); background: rgba(255,255,255,0.5); }

.cell.today {
  border: 2px solid var(--col-accent);
  background: rgba(255, 251, 245, 0.6);
}
.cell.dim {
  opacity: 0.4; 
  pointer-events: none;
  background: rgba(240, 240, 240, 0.2);
}
.cell.is-past {
  opacity: 0.6;
  background: rgba(238, 238, 238, 0.2);
  pointer-events: none;
}

.day-num {
  font-size: 14px; 
  font-weight: bold; 
  color: var(--col-text); 
  margin-bottom: 6px;
  font-family: var(--font-en);
}

.cal-event {
  width: 100%;
  margin-top: 4px;
  font-size: 20px;
  padding: 4px 6px;
  border-radius: 6px;
  background: var(--col-accent);
  color: #fff;
  text-align: left;
  line-height: 1.2;
  margin-bottom: 4px;
  font-weight: bold; 
  white-space: normal; 
  word-break: break-all;
}
.cal-event.full {
  background-color: #aaa !important;
  text-decoration: line-through;
  opacity: 0.8;
}

.stamp-past {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) rotate(-15deg);
  font-size: 16px;
  color: #bbb;
  border: 2px solid #bbb;
  border-radius: 8px;
  padding: 2px 6px;
  background: rgba(255,255,255,0.6);
  font-weight: bold;
  pointer-events: none;
}

/* フッターアクション */
.footer-actions {
  margin-top: 40px;
  text-align: center;
  background: none;
  box-shadow: none;
  border: none;
  padding: 0;
}

.btn-text-link {
  background: #fff; 
  border: 1px solid #ddd; 
  cursor: pointer;
  color: var(--col-text);
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: bold;
  box-shadow: 0 4px 10px rgba(0,0,0,0.05);
  transition: 0.2s;
  display: inline-block;
}
.btn-text-link:active { transform: scale(0.95); }

/* キャンセルボタン */
.link-subtle {
  font-size: 14px; 
  color: #333; 
  border: 1px solid rgba(255,255,255,0.3);
  text-decoration: none; 
  margin-top: 20px;
  display: inline-block;
  background: var(--col-glass);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  padding: 12px 24px;
  border-radius: 30px;
  font-weight: bold;
}
.link-subtle:active { transform: scale(0.95); }

/* ドロワー */
.drawer {
  position: fixed; 
  bottom: 0; left: 0; width: 100%;
  height: auto; 
  max-height: 85vh; 
  background: #fff;
  border-radius: 24px 24px 0 0;
  box-shadow: 0 -10px 40px rgba(0,0,0,0.2);
  transform: translateY(110%);
  transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  z-index: 100;
  display: flex; flex-direction: column;
}
.drawer.open { transform: translateY(0); }

.drawer-handle {
  width: 40px; height: 5px; background: #ddd; border-radius: 10px;
  margin: 12px auto 0;
  flex-shrink: 0;
}
.drawer-content {
  flex: 1; 
  display: flex; flex-direction: column; 
  padding: 20px 20px 40px;
  overflow-y: auto;
}
.drawer-header {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; border-bottom: 1px solid #eee; padding-bottom: 10px;
}
.drawer-date {
  font-family: var(--font-en); font-size: 28px; margin: 0; color: var(--col-accent-dark);
}
.btn-icon {
  background: #f5f5f5; border: none; width: 36px; height: 36px; border-radius: 50%; font-size: 20px; color: #666; cursor: pointer; display: flex; align-items: center; justify-content: center;
}

/* レッスンリスト */
.lesson-list { flex: 1; }
.lesson-item {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid #f5f5f5;
}
.lesson-item:last-child { border-bottom: none; }

.li-time {
  text-align: center; font-family: var(--font-en); width: 60px; flex-shrink: 0; font-size: 16px;
}
.li-bar {
  width: 4px; height: 40px; border-radius: 2px; background: #ddd;
}
.li-info { flex: 1; }
.li-title { font-weight: bold; font-size: 16px; margin-bottom: 2px; }
.li-sub { font-size: 13px; color: #888; }
.li-btn {
  background: #fff; color: var(--col-accent-dark); border: 1px solid var(--col-accent);
  padding: 8px 16px; border-radius: 20px; font-size: 13px; cursor: pointer; font-weight: bold;
}
.li-btn:disabled { background: #eee; border-color: #ddd; color: #aaa; cursor: not-allowed; }

/* Modal (Common) */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.5);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity 0.2s;
}
.modal-overlay.open { opacity: 1; pointer-events: auto; }

.modal-card {
  background: #fff; width: 92%; max-width: 420px;
  border-radius: 16px; padding: 24px;
  max-height: 90vh; display: flex; flex-direction: column;
  box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}
.center-align { text-align: center; }

.modal-title {
  margin: 0 0 20px; font-family: var(--font-en); font-size: 22px; color: var(--col-accent-dark); text-align: center; border-bottom: 1px solid #eee; padding-bottom: 10px;
}
.modal-scroll-area {
  flex: 1; overflow-y: auto; margin-bottom: 20px;
}
.modal-actions {
  display: flex; justify-content: space-between; margin-top: auto; gap: 10px;
}

.btn-simple {
  background: none; border: none; color: #888; cursor: pointer; padding: 10px 16px; font-size: 14px;
}
.btn-gold {
  background: var(--col-accent); color: #fff; border: none; 
  padding: 12px 24px; border-radius: 6px; 
  font-weight: bold; cursor: pointer; flex: 1;
  box-shadow: 0 4px 10px rgba(197, 160, 101, 0.3);
  font-size: 15px;
}
.btn-gold:disabled { background: #ccc; box-shadow: none; }

.detail-meta {
  display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; font-size: 15px;
}
.price-tag { font-weight: bold; color: var(--col-accent-dark); font-size: 18px; font-family: var(--font-en); }
.detail-desc p { font-size: 14px; line-height: 1.8; color: #555; white-space: pre-wrap; }

/* Form */
.field { margin-bottom: 16px; text-align: left; }
.field label { display: block; font-size: 13px; color: #888; margin-bottom: 6px; }
.field input {
  width: 100%; padding: 12px; border: 1px solid #ddd; border-radius: 6px; font-size: 16px; background: #fafafa;
}
.field input:focus { outline: none; border-color: var(--col-accent); background: #fff; }
.error-border { border-color: var(--col-error-text) !important; background: var(--col-error) !important; }

.hidden { display: none !important; }

.confirm-list-style {
  list-style: none; padding: 0; margin: 0; text-align: left;
  background: #f9f9f9; padding: 16px; border-radius: 8px;
}
.confirm-list-style li {
  margin-bottom: 8px; font-size: 14px; color: #444; border-bottom: 1px dashed #eee; padding-bottom: 4px;
}
.confirm-list-style li strong { display: inline-block; width: 80px; color: #888; font-weight: normal;}

.checkbox-label {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  cursor: pointer; font-size: 13px; margin-top: 10px;
}
.checkbox-label input { width: auto; }

/* About Modal */
.modal.open { display: flex; opacity: 1; pointer-events: auto; }
.modal {
  position: fixed; inset: 0; z-index: 9999;
  background: rgba(0,0,0,0.5);
  display: none; align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s;
}
.modal-card--lg { max-width: 600px; height: 85vh; padding: 0; position: relative; overflow: hidden; width: 95%; border-radius: 16px; }
.btn-close-abs {
  position: absolute; top: 16px; right: 16px; z-index: 10;
  background: rgba(0,0,0,0.2); border: none; width: 32px; height: 32px; border-radius: 50%; font-size: 20px; color: #fff; cursor: pointer;
}
.modal-hd { padding: 16px; border-bottom: 1px solid #eee; text-align: center; background: #fff;}
.modal-bd { flex: 1; overflow-y: auto; background: #fff;}
.modal-ft { padding: 16px; border-top: 1px solid #eee; text-align: center; background: #fff;}

.about-hero { position: relative; width: 100%; height: 180px; overflow: hidden; background-color: #fff; }
.about-hero img { width: 100%; height: 100%; object-fit: contain; object-position: center; }
.about-hero-text { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.5), transparent); display: flex; align-items: flex-end; padding: 20px; pointer-events: none;}
.about-hero-text h2 { color: #fff; margin: 0; font-family: var(--font-en); font-size: 26px; text-shadow: 0 2px 4px rgba(0,0,0,0.5); }

.about-section { padding: 24px; }
.about-section h3 { font-family: var(--font-en); font-size: 20px; color: var(--col-accent-dark); border-bottom: 1px solid var(--col-accent); padding-bottom: 8px; margin: 0 0 16px; }
.help-divider { border: 0; height: 1px; background: #eee; margin: 0 24px; }
.info-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.info-table th { text-align: left; padding: 10px 0; color: #888; font-weight: normal; width: 30%; vertical-align: top; }
.info-table td { padding: 10px 0; color: #333; }
.map-container { width: 100%; height: 200px; background: #eee; border-radius: 8px; overflow: hidden; margin-bottom: 5px; }
.access-note { font-size: 11px !important; color: #999 !important; text-align: right; }


/* =========================================
   Mobile Optimization (Proposal 3: Compressed Grid)
   スマホ用：7列を維持しつつ、極限まで圧縮して表示する
   ========================================= */
@media screen and (max-width: 768px) {
    /* 1. 全体の余白を詰める */
    .main-container { padding: 0 4px 100px; }
    .glass-panel { padding: 15px 2px; }

    /* 2. グリッドの隙間を最小限に */
    .cal-grid { gap: 2px !important; }
    
    /* 3. 日付セル：縦長にはせず、中身に合わせて伸縮させる */
    .cell {
        min-height: 50px !important; 
        padding: 2px !important;
        overflow: hidden; /* はみ出し防止 */
    }

    /* 4. 日付の数字を小さく */
    .day-num {
        font-size: 10px;
        margin-bottom: 2px;
    }

    /* 5. レッスンバッジ（枠）の圧縮 */
    .cal-event {
        padding: 2px !important;
        margin-top: 1px !important;
        border-radius: 3px !important;
        /* フレックスボックスで中身を中央寄せ・縦並びに */
        display: flex;
        flex-direction: column;
        justify-content: center;
        min-height: auto !important;
    }

    /* 6. バッジの中の文字（時間・タイトル・先生名）を極小化 */
    /* script.jsで生成されるdivタグをターゲットにする */
    .cal-event div {
        font-size: 8.5px !important; /* 可読限界ギリギリのサイズ */
        line-height: 1.1 !important;
        white-space: normal !important; /* 改行を許可 */
        word-break: break-all !important; /* 長い単語も強制的に改行して枠に収める */
        text-align: center; 
        margin: 0 !important;
    }
}