@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@400;500;700&display=swap');

:root {
  --primary: #5b4a3f;
  --primary-light: #8b7355;
  --accent: #c9a96e;
  --bg: #faf8f5;
  --card: #ffffff;
  --text: #333333;
  --muted: #888888;
  --border: #e0dcd6;
  --err: #d44;
  --success: #4a9;
  --radius: 12px;
}

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

body {
  font-family: 'Zen Kaku Gothic New', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px;
}

/* ヘッダー */
.header {
  text-align: center;
  padding: 24px 0 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.header h1 {
  font-size: 1.4rem;
  color: var(--primary);
  font-weight: 700;
}
.header p {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

/* ステップ表示 */
.steps {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
}
.steps .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
  transition: background 0.3s;
}
.steps .dot.active {
  background: var(--accent);
}
.steps .dot.done {
  background: var(--primary-light);
}

/* カード */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card h2 {
  font-size: 1.1rem;
  color: var(--primary);
  margin-bottom: 16px;
}

/* カレンダー */
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  text-align: center;
}
.calendar-grid .day-header {
  font-size: 0.75rem;
  color: var(--muted);
  padding: 4px;
  font-weight: 500;
}
.calendar-grid .day {
  padding: 8px 4px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.calendar-grid .day:hover {
  background: var(--accent);
  color: #fff;
}
.calendar-grid .day.selected {
  background: var(--primary);
  color: #fff;
}
.calendar-grid .day.available {
  background: #e3f2fd;
  color: #1565c0;
  font-weight: 500;
}
.calendar-grid .day.available:hover {
  background: #1976d2;
  color: #fff;
}
.calendar-grid .day .day-time {
  display: block;
  font-size: 0.55rem;
  line-height: 1.2;
  color: #5a8abb;
  margin-top: 1px;
}
.calendar-grid .day.disabled {
  color: var(--border);
  cursor: default;
}
.calendar-grid .day.disabled:hover {
  background: transparent;
  color: var(--border);
}
.calendar-grid .day.closed-day {
  background: #fce4ec;
  color: #c62828;
  cursor: default;
}
.calendar-grid .day.closed-day:hover {
  background: #fce4ec;
  color: #c62828;
}
.calendar-grid .day.not-open {
  background: #f5f5f5;
  color: #bbb;
  cursor: default;
}
.calendar-grid .day.not-open:hover {
  background: #f5f5f5;
  color: #bbb;
}
.calendar-grid .day .closed-label {
  display: block;
  font-size: 0.6rem;
  line-height: 1;
}
.calendar-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.calendar-nav button {
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 4px 12px;
  cursor: pointer;
  color: var(--primary);
}
.calendar-nav span {
  font-weight: 500;
}

/* 時間スロット */
.slot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.slot-btn {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  cursor: pointer;
  text-align: center;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.slot-btn:hover { border-color: var(--accent); }
.slot-btn.selected {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.slot-btn.full {
  background: #f5f5f5;
  color: var(--muted);
  cursor: default;
}

/* フォーム */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--primary);
  margin-bottom: 4px;
  font-weight: 500;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group .counter {
  display: flex;
  align-items: center;
  gap: 16px;
}
.counter button {
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--card);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.counter span {
  font-size: 1.2rem;
  min-width: 24px;
  text-align: center;
}

/* 犬カード */
.dog-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 8px;
  background: #faf8f5;
}
.dog-card-title {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary);
  margin-bottom: 8px;
}
.dog-card .form-group { margin-bottom: 8px; }
.dog-card .form-group label { font-size: 0.8rem; }
.dog-card select, .dog-card input {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 0.9rem;
  font-family: inherit;
}
.dog-card select:focus, .dog-card input:focus {
  outline: none;
  border-color: var(--accent);
}

/* ラジオボタン */
.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.radio-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.2s;
}
.radio-option:has(input:checked) {
  border-color: var(--accent);
  background: #faf5ec;
}
.radio-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}

/* チェックボックス */
.checkbox-group {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
}
.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
}

/* 席カード */
.seat-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
  margin-bottom: 10px;
  cursor: pointer;
  transition: all 0.2s;
}
.seat-card:hover { border-color: var(--accent); }
.seat-card.selected {
  border-color: var(--primary);
  background: #f5f0ea;
}
.seat-card .seat-name {
  font-weight: 700;
  color: var(--primary);
}
.seat-card .seat-info {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 4px;
}

/* 確認画面 */
.confirm-table {
  width: 100%;
  border-collapse: collapse;
}
.confirm-table th {
  text-align: left;
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--muted);
  width: 30%;
  vertical-align: top;
}
.confirm-table td {
  padding: 8px 12px;
  font-size: 0.95rem;
}
.confirm-table tr + tr {
  border-top: 1px solid var(--border);
}

/* ボタン */
.btn {
  display: block;
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn:hover { opacity: 0.85; }
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--primary);
}
.btn-danger {
  background: var(--err);
  color: #fff;
}
.btn + .btn { margin-top: 10px; }
.btn:disabled {
  opacity: 0.4;
  cursor: default;
}

/* 完了画面 */
.complete-box {
  text-align: center;
  padding: 24px 0;
}
.complete-box .code {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--primary);
  background: #f5f0ea;
  padding: 16px;
  border-radius: var(--radius);
  margin: 16px 0;
  letter-spacing: 2px;
}

/* エラー */
.error {
  color: var(--err);
  font-size: 0.85rem;
  margin-top: 4px;
}

/* 非表示 */
.hidden { display: none; }

/* ステップ間ナビ */
.step-nav {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}
.step-nav .btn { flex: 1; }

/* カレンダー犬マーク */
.calendar-grid .day .dog-mark {
  display: block;
  font-size: 0.5rem;
  line-height: 1;
  margin-top: 1px;
}

/* スロット犬情報 */
.slot-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.slot-dog-info {
  font-size: 0.65rem;
  color: var(--accent);
  margin-top: 2px;
  text-align: center;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}