/* =============================================
   nailsalon BLOW 予約システム スタイル
   ============================================= */

:root {
  --color-primary: #d4a5a5;
  --color-primary-dark: #b88585;
  --color-bg: #fdf8f6;
  --color-surface: #ffffff;
  --color-text: #3a2e2e;
  --color-text-sub: #8a7878;
  --color-border: #e8d8d8;
  --color-disabled: #f0e8e8;
  --color-disabled-text: #c0b0b0;
  --color-sun: #c97a7a;
  --color-sat: #7a8ac9;
  --color-success: #6db380;
  --color-error: #c97a7a;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --radius: 12px;
}

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

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.6;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

.header {
  background: var(--color-surface);
  padding: 16px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header__title {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
}

.header__subtitle {
  margin: 4px 0 0;
  font-size: 12px;
  color: var(--color-text-sub);
}

.main {
  padding: 16px;
  max-width: 600px;
  margin: 0 auto;
  min-height: calc(100vh - 120px);
}

.footer {
  text-align: center;
  padding: 16px;
  font-size: 11px;
  color: var(--color-text-sub);
}

/* ----- 画面切り替え ----- */
.screen { display: none; }
.screen--active { display: block; animation: fadeIn 0.2s ease; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-indicator {
  display: inline-block;
  background: var(--color-primary);
  color: white;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  margin-bottom: 12px;
}

.screen__title {
  font-size: 18px;
  margin: 0 0 16px;
}

.btn-back {
  display: inline-block;
  margin-bottom: 12px;
  padding: 4px 0;
  font-size: 13px;
  color: var(--color-text-sub);
}

/* ----- ローディング ----- */
.loading {
  text-align: center;
  padding: 60px 20px;
}

.loading__spinner {
  width: 32px;
  height: 32px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  margin: 0 auto 16px;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ----- 共通ボタン ----- */
.btn {
  display: block;
  width: 100%;
  padding: 14px;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  transition: all 0.15s ease;
}

.btn--primary {
  background: var(--color-primary);
  color: white;
}

.btn--primary:active {
  background: var(--color-primary-dark);
  transform: scale(0.98);
}

.btn:disabled {
  background: var(--color-disabled);
  color: var(--color-disabled-text);
  cursor: not-allowed;
}

/* ----- ブロック/完了/エラー画面 ----- */
.block-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  box-shadow: var(--shadow-md);
  margin-top: 32px;
}

.block-card__icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.block-card__title {
  font-size: 18px;
  margin: 0 0 12px;
}

.block-card__text {
  font-size: 14px;
  color: var(--color-text-sub);
  margin: 0 0 24px;
  line-height: 1.7;
}

/* ----- カテゴリカード ----- */
.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 24px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
  transition: all 0.15s ease;
  border: 1px solid var(--color-border);
}

.card:active {
  transform: scale(0.97);
  box-shadow: var(--shadow-md);
}

.card__emoji {
  font-size: 36px;
}

.card__name {
  font-size: 14px;
  font-weight: 600;
}

/* ----- メニュー一覧 ----- */
.menu-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.menu-item {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-sm);
  text-align: left;
  border: 1px solid var(--color-border);
  transition: all 0.15s ease;
}

.menu-item:active {
  background: var(--color-bg);
  transform: scale(0.99);
}

.menu-item__main {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.menu-item__name {
  font-size: 15px;
  font-weight: 500;
}

.menu-item__badge {
  background: #fff4d9;
  color: #b8860b;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
}

.menu-item__price {
  font-size: 14px;
  color: var(--color-primary-dark);
  font-weight: 600;
  white-space: nowrap;
}

/* ----- カレンダー ----- */
.month-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 8px 12px;
  box-shadow: var(--shadow-sm);
}

.month-nav__btn {
  font-size: 24px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--color-primary-dark);
}

.month-nav__btn:disabled {
  color: var(--color-disabled-text);
}

.month-nav__label {
  font-size: 16px;
  font-weight: 600;
}

.calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: var(--shadow-sm);
}

.calendar__dow {
  text-align: center;
  font-size: 12px;
  padding: 8px 0;
  font-weight: 600;
  color: var(--color-text-sub);
}

.calendar__dow--sun { color: var(--color-sun); }
.calendar__dow--sat { color: var(--color-sat); }

.calendar__cell {
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
}

.calendar__cell--empty {
  visibility: hidden;
}

.calendar__cell--open {
  background: #f7e8e8;
  color: var(--color-text);
}

.calendar__cell--open:active {
  background: var(--color-primary);
  color: white;
}

.calendar__cell--disabled {
  background: transparent;
  color: var(--color-disabled-text);
  text-decoration: line-through;
}

.calendar__cell--sun { color: var(--color-sun); }
.calendar__cell--sat { color: var(--color-sat); }
.calendar__cell--disabled.calendar__cell--sun { color: var(--color-disabled-text); }
.calendar__cell--disabled.calendar__cell--sat { color: var(--color-disabled-text); }

.legend {
  display: flex;
  gap: 16px;
  justify-content: center;
  font-size: 12px;
  color: var(--color-text-sub);
  margin: 12px 0 0;
}

.legend__dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 3px;
  margin-right: 4px;
  vertical-align: middle;
}

.legend__dot--open { background: #f7e8e8; }
.legend__dot--closed { background: var(--color-disabled); }

/* ----- 時間スロット ----- */
.selected-date {
  background: var(--color-surface);
  padding: 12px;
  border-radius: var(--radius);
  margin: 0 0 16px;
  text-align: center;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
}

.time-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.time-slot {
  padding: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary-dark);
  transition: all 0.15s ease;
}

.time-slot:active {
  background: var(--color-primary);
  color: white;
  transform: scale(0.98);
}

.time-slot--disabled {
  background: #f1f1f1;
  color: #aaa;
  border-color: #e0e0e0;
  cursor: not-allowed;
  opacity: 0.6;
}

.time-slot--disabled:active {
  background: #f1f1f1;
  color: #aaa;
  transform: none;
}

.empty-message {
  text-align: center;
  color: var(--color-text-sub);
  padding: 32px 16px;
}

/* ----- 確認画面 ----- */
.confirm-list {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  margin: 0 0 16px;
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 12px 16px;
}

.confirm-list dt {
  color: var(--color-text-sub);
  font-size: 13px;
  align-self: center;
}

.confirm-list dd {
  margin: 0;
  font-size: 15px;
  font-weight: 500;
}

.notice {
  background: #fff8e8;
  border-radius: var(--radius);
  padding: 12px 16px;
  margin: 0 0 16px;
  font-size: 12px;
  color: #8a6e2e;
}

.notice p {
  margin: 4px 0;
}

/* ----- メニュー項目（所要時間・説明） ----- */
.menu-item__duration {
  font-size: 11px;
  color: var(--color-text-sub);
  background: var(--color-bg);
  padding: 2px 8px;
  border-radius: 999px;
}

.menu-item__desc {
  width: 100%;
  margin-top: 6px;
  font-size: 11px;
  color: var(--color-text-sub);
  line-height: 1.5;
}

/* ----- 長さ出しチェック（ハンドジェル用） ----- */
.long-nail-option {
  margin-top: 16px;
  padding: 14px 16px;
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
}

.long-nail-option__label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  cursor: pointer;
}

.long-nail-option__label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.long-nail-option__note {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--color-primary-dark);
}

/* ----- 巻き爪本数入力 ----- */
.ingrown-count {
  margin-top: 16px;
  padding: 16px;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.ingrown-count__title {
  margin: 0 0 12px;
  font-size: 14px;
  color: var(--color-text);
  text-align: center;
}

.ingrown-count__input-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  justify-content: center;
}

.ingrown-count__input-row input[type="number"] {
  width: 80px;
  padding: 10px;
  font-size: 24px;
  text-align: center;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-family: inherit;
}

.ingrown-count__unit {
  font-size: 16px;
  color: var(--color-text);
}

.ingrown-count__total {
  margin: 12px 0 4px;
  text-align: center;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.ingrown-count__note {
  margin: 0 0 12px;
  text-align: center;
  font-size: 11px;
  color: var(--color-text-sub);
}

/* ----- 時間スロットの注釈（19時例外） ----- */
.time-slot__note {
  display: block;
  margin-top: 4px;
  font-size: 10px;
  font-weight: normal;
  color: var(--color-text-sub);
}