/* ===================================================
   Studio Availability Calendar Widget
   レンタルスタジオ予約状況カレンダー
   黄色・白テーマ
   =================================================== */

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

:root {
  --studio-primary: #1D2327;
  --studio-primary-light: #2c3338;
  --studio-primary-dark: #101518;
  --studio-accent: #4CAF50;
  --studio-danger: #999;
  --studio-bg: #FFFFFF;
  --studio-bg-card: #FAFAFA;
  --studio-bg-hover: #FFF8E1;
  --studio-text: #222222;
  --studio-text-muted: #666666;
  --studio-text-dim: #999999;
  --studio-border: #E0E0E0;
  --studio-border-light: #F0F0F0;
  --studio-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  --studio-shadow-lg: 0 4px 24px rgba(0, 0, 0, 0.1);
  --studio-radius: 12px;
  --studio-radius-sm: 8px;
  --studio-radius-lg: 16px;
  --studio-transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

.studio-calendar-widget {
  font-family: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--studio-text);
  max-width: 800px;
  margin: 0 auto;
  background: var(--studio-bg);
  border-radius: var(--studio-radius-lg);
  overflow: hidden;
  box-shadow: var(--studio-shadow-lg);
  border: 1px solid var(--studio-border);
}

/* ---- Header ---- */
.scw-header {
  background: linear-gradient(135deg, var(--studio-primary), var(--studio-primary-dark));
  padding: 24px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.scw-header__title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 10px;
}

.scw-header__title .material-icons {
  font-size: 24px;
  color: #fff;
}

.scw-header__subtitle {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 4px;
  font-weight: 400;
}

.scw-header__legend {
  display: flex;
  gap: 16px;
  font-size: 12px;
  font-weight: 500;
}

.scw-legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  color: #fff;
}

.scw-legend-dot {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.scw-legend-dot--available {
  background: var(--studio-accent);
  color: #fff;
}

.scw-legend-dot--partial {
  background: #F5B800;
  color: #fff;
}

.scw-legend-dot--booked {
  background: var(--studio-danger);
  color: #fff;
}

.scw-legend-dot .material-icons {
  font-size: 14px;
}

/* Calendar dot legend */
.scw-header__dot-legend {
  display: flex;
  gap: 14px;
  margin-top: 8px;
  font-size: 11px;
  color: rgba(255, 255, 255, 0.85);
}

.scw-dot-legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
}

.scw-dot-sample {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.scw-dot-sample--high {
  background: var(--studio-accent);
  box-shadow: 0 0 4px var(--studio-accent);
}

.scw-dot-sample--mid {
  background: #FFC107;
  box-shadow: 0 0 4px #FFC107;
}

.scw-dot-sample--low {
  background: #E53935;
  box-shadow: 0 0 4px #E53935;
}

/* ---- Navigation ---- */
.scw-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: var(--studio-bg-card);
  border-bottom: 1px solid var(--studio-border);
}

.scw-nav__btn {
  background: #fff;
  border: 1px solid var(--studio-border);
  color: var(--studio-text);
  width: 40px;
  height: 40px;
  border-radius: var(--studio-radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  transition: var(--studio-transition);
}

.scw-nav__btn:hover {
  background: var(--studio-bg-hover);
  border-color: var(--studio-primary);
  color: var(--studio-primary-dark);
}

.scw-nav__btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.scw-nav__btn .material-icons {
  font-size: 20px;
}

.scw-nav__period {
  font-size: 16px;
  font-weight: 600;
  color: var(--studio-text);
}

/* ---- Calendar Grid ---- */
.scw-calendar {
  padding: 16px 28px 8px;
}

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

.scw-calendar__day-header {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--studio-text-muted);
  padding: 8px 0;
}

.scw-calendar__day-header--sun {
  color: #E53935;
}

.scw-calendar__day-header--sat {
  color: #1E88E5;
}

.scw-calendar__day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--studio-radius-sm);
  cursor: pointer;
  transition: var(--studio-transition);
  gap: 3px;
  position: relative;
  border: 2px solid transparent;
}

.scw-calendar__day:hover:not(.scw-calendar__day--disabled):not(.scw-calendar__day--empty):not(.scw-calendar__day--past) {
  background: var(--studio-bg-hover);
  border-color: var(--studio-primary);
  transform: scale(1.05);
}

.scw-calendar__day--selected {
  background: #FFC107 !important;
  border-color: #FFA000 !important;
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(255, 193, 7, 0.4);
}

.scw-calendar__day--selected .scw-calendar__day-number {
  color: #1D2327 !important;
  font-weight: 700;
}

.scw-calendar__day--selected .scw-calendar__day-indicator {
  background: #1D2327 !important;
  box-shadow: none !important;
}

.scw-calendar__day--today {
  border-color: var(--studio-primary-light);
}

.scw-calendar__day--past {
  opacity: 0.35;
  cursor: default;
}

.scw-calendar__day--disabled,
.scw-calendar__day--empty {
  cursor: default;
  opacity: 0;
}

.scw-calendar__day-number {
  font-size: 14px;
  font-weight: 600;
  color: var(--studio-text);
}

.scw-calendar__day--sun .scw-calendar__day-number,
.scw-calendar__day--holiday .scw-calendar__day-number {
  color: #E53935;
}

.scw-calendar__day--sat .scw-calendar__day-number {
  color: #1E88E5;
}

.scw-calendar__day-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.scw-calendar__day-indicator--high {
  background: var(--studio-accent);
  box-shadow: 0 0 6px var(--studio-accent);
}

.scw-calendar__day-indicator--mid {
  background: #F5B800;
  box-shadow: 0 0 6px #F5B800;
}

.scw-calendar__day-indicator--low {
  background: #E53935;
  box-shadow: 0 0 6px #E53935;
}

.scw-calendar__day-indicator--none {
  background: var(--studio-text-dim);
}

/* ---- Time Slots (Table) ---- */
.scw-slots {
  padding: 8px 28px 24px;
}

.scw-slots__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--studio-border);
}

.scw-slots__header-right {
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: right;
}

.scw-slots__icon-legend {
  display: flex;
  gap: 10px;
  margin-top: 0;
}

.scw-icon-legend-item {
  display: flex;
  align-items: center;
  gap: 2px;
  font-size: 11px;
  color: var(--studio-text-muted);
  font-weight: 500;
}

.scw-icon-legend-item .material-icons {
  font-size: 16px;
}

.scw-icon-legend--available {
  color: var(--studio-accent);
}

.scw-icon-legend--partial {
  color: #F5B800;
}

.scw-icon-legend--booked {
  color: #BDBDBD;
}

.scw-slots__date {
  font-size: 16px;
  font-weight: 700;
  color: var(--studio-text);
}

.scw-slots__stats {
  font-size: 13px;
  color: var(--studio-text-muted);
  font-weight: 500;
}

.scw-slots__stats-count {
  color: var(--studio-accent);
  font-weight: 700;
}

/* Table-style slots */
.scw-slots__table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

.scw-slots__table thead th {
  background: var(--studio-bg-card);
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 700;
  color: var(--studio-text);
  border-bottom: 2px solid var(--studio-border);
  text-align: center;
}

.scw-slots__table thead th:first-child {
  width: 40%;
  text-align: center;
}

.scw-slots__table tbody tr {
  border-bottom: 1px solid var(--studio-border-light);
  transition: var(--studio-transition);
}

.scw-slots__table tbody tr:hover {
  background: none;
}

.scw-slots__table tbody tr.scw-row--available {
  background: #E8F5E9;
  cursor: pointer;
}

.scw-slots__table tbody tr.scw-row--available:hover {
  background: #C8E6C9;
}

.scw-slots__table tbody tr.scw-row--past td {
  opacity: 0.5;
}

/* Expand/Collapse Toggle */
.scw-expand-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 14px;
  cursor: pointer;
  color: var(--studio-text-muted);
  font-size: 13px;
  font-weight: 600;
  border-top: 1px solid var(--studio-border-light);
  transition: var(--studio-transition);
  user-select: none;
}

.scw-expand-toggle:hover {
  background: var(--studio-bg-hover);
  color: var(--studio-primary-dark);
}

.scw-expand-toggle .material-icons {
  font-size: 20px;
}

/* Past Slots Toggle - hidden */
.scw-past-toggle {
  display: none;
}

.scw-past-slots {
  display: none !important;
}

.scw-past-slots {
  margin-bottom: 12px;
}

.scw-slots__table tbody td {
  padding: 14px 16px;
  font-size: 14px;
  text-align: center;
  vertical-align: middle;
}

.scw-slots__table tbody td:first-child {
  font-weight: 600;
  color: var(--studio-text);
  font-variant-numeric: tabular-nums;
}

.scw-slots__table .scw-table-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.scw-slots__table .scw-table-icon .material-icons {
  font-size: 22px;
}

.scw-slots__table .scw-table-icon--available .material-icons {
  color: var(--studio-accent);
}

.scw-slots__table .scw-table-icon--booked .material-icons {
  color: #BDBDBD;
}

/* ---- Empty State ---- */
.scw-slots__empty {
  text-align: center;
  padding: 48px 20px;
  color: var(--studio-text-muted);
}

.scw-slots__empty-icon {
  margin-bottom: 12px;
}

.scw-slots__empty-icon .material-icons {
  font-size: 48px;
  color: var(--studio-text-dim);
}

.scw-slots__empty-text {
  font-size: 14px;
  font-weight: 500;
}

/* ---- Loading ---- */
.scw-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 20px;
  gap: 12px;
  color: var(--studio-text-muted);
  font-size: 14px;
}

.scw-loading__spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--studio-border);
  border-top-color: var(--studio-primary);
  border-radius: 50%;
  animation: scw-spin 0.8s linear infinite;
}

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

/* ---- Calendar Grid Loading Overlay ---- */
.scw-calendar {
  position: relative;
}

.scw-calendar__loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  border-radius: var(--studio-radius-sm);
}

.scw-calendar__loading-overlay .scw-loading__spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--studio-border);
  border-top-color: var(--studio-primary);
  border-radius: 50%;
  animation: scw-spin 0.8s linear infinite;
}

/* ---- Hour Group Slots ---- */
.scw-hour-past-note {
  text-align: center;
  font-size: 12px;
  color: var(--studio-text-dim);
  padding: 8px 0;
  border-bottom: 1px solid var(--studio-border-light);
}

.scw-hour-group {
  border-bottom: 1px solid var(--studio-border-light);
}

.scw-hour-group:last-child {
  border-bottom: none;
}

.scw-hour-group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 8px;
  cursor: pointer;
  transition: var(--studio-transition);
  user-select: none;
}

.scw-hour-group__header:hover {
  background: var(--studio-bg-hover);
}

.scw-hour-group__time {
  display: flex;
  align-items: center;
  gap: 8px;
}

.scw-hour-group__label {
  font-size: 14px;
  font-weight: 600;
  color: var(--studio-text);
  font-variant-numeric: tabular-nums;
}

.scw-hour-group__status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.scw-hour-group__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
}

.scw-hour-group__icon .material-icons {
  font-size: 20px;
}

.scw-hour--available .scw-hour-group__icon {
  background: #E8F5E9;
}
.scw-hour--available .scw-hour-group__icon .material-icons {
  color: var(--studio-accent);
}

.scw-hour--partial .scw-hour-group__icon {
  background: #FFF8E1;
}
.scw-hour--partial .scw-hour-group__icon .material-icons {
  color: #F5B800;
}

.scw-hour--booked .scw-hour-group__icon {
  background: #F5F5F5;
}
.scw-hour--booked .scw-hour-group__icon .material-icons {
  color: #BDBDBD;
}

.scw-hour-group__count {
  font-size: 13px;
  font-weight: 500;
  color: var(--studio-text-muted);
  min-width: 40px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

.scw-hour-group__chevron {
  font-size: 20px !important;
  color: var(--studio-text-dim);
}

/* Detail slots (expanded) */
.scw-hour-group__detail {
  padding: 0 8px 12px 20px;
  animation: scw-slideDown 0.2s ease-out;
}

@keyframes scw-slideDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scw-hour-group__slot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-radius: var(--studio-radius-sm);
  margin-bottom: 4px;
  transition: var(--studio-transition);
}

.scw-hour-group__slot--available {
  background: #E8F5E9;
  cursor: pointer;
}

.scw-hour-group__slot--available:hover {
  background: #C8E6C9;
}

.scw-hour-group__slot--past {
  opacity: 0.4;
}

.scw-hour-group__slot-time {
  font-size: 14px;
  font-weight: 600;
  color: var(--studio-text);
  font-variant-numeric: tabular-nums;
}

.scw-hour-group__slot .scw-table-icon {
  display: inline-flex;
  align-items: center;
}

.scw-hour-group__slot .scw-table-icon .material-icons {
  font-size: 20px;
}

.scw-hour-group__slot .scw-table-icon--available .material-icons {
  color: var(--studio-accent);
}

.scw-hour-group__slot .scw-table-icon--booked .material-icons {
  color: #BDBDBD;
}

/* ---- Footer ---- */
.scw-footer {
  padding: 12px 28px 16px;
  text-align: center;
  font-size: 11px;
  color: var(--studio-text-dim);
  border-top: 1px solid var(--studio-border);
}

/* ---- Responsive ---- */
@media (max-width: 600px) {
  .scw-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding: 20px;
  }

  .scw-slots__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .scw-slots__header-right {
    width: 100%;
    flex-direction: row-reverse;
    justify-content: space-between;
  }

  .scw-nav,
  .scw-calendar,
  .scw-slots {
    padding-left: 16px;
    padding-right: 16px;
  }

  .scw-calendar__day-number {
    font-size: 12px;
  }

  .scw-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .scw-slots__table tbody td {
    padding: 10px 8px;
  }

  .scw-hour-group__header {
    padding: 12px 4px;
  }

  .scw-hour-group__detail {
    padding: 0 4px 10px 12px;
  }

  .scw-hour-group__slot {
    padding: 8px 8px;
  }
}