/* ===========================================================
   Reservasi Page Styles (Single-Page UX)
=========================================================== */

.page-head {
  padding: 40px 0 24px;
}

/* Progress Indicator */
.progress-strip {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  max-width: 800px;
  margin: 0 auto 48px;
}

.progress-strip::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  height: 2px;
  background-color: var(--border-subtle);
  z-index: 0;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background-color: var(--surface-main);
  padding: 0 16px;
  z-index: 1;
}

.progress-step .num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--surface-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
}

.progress-step .label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}

.progress-step.is-active .num {
  background-color: var(--text-primary);
  color: var(--surface-lowest);
  border-color: var(--text-primary);
}

.progress-step.is-active .label {
  color: var(--text-primary);
}

/* Layout Form Grid */
.reservasi-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}

@media (min-width: 1024px) {
  .reservasi-layout {
    grid-template-columns: 7fr 5fr;
    gap: 64px;
  }
}

.form-section {
  margin-bottom: 48px;
}

.form-section-title {
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
}

/* Radio Cards (Tipe & Paket) */
.radio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 640px) {
  .radio-grid { grid-template-columns: 1fr 1fr; }
}

.radio-card {
  display: block;
  cursor: pointer;
  position: relative;
}

.radio-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-card-inner {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-DEFAULT);
  padding: 24px;
  background-color: var(--surface-lowest);
  transition: all 0.2s ease;
  height: 100%;
}

.radio-card:hover .radio-card-inner {
  border-color: var(--interactive-muted);
}

.radio-card input:checked + .radio-card-inner {
  border-color: var(--text-primary);
  background-color: var(--surface-card);
  box-shadow: 0 0 0 1px var(--text-primary);
}

.radio-card.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Calendar Widget (Sticky Right Column) */
.sticky-sidebar {
  position: sticky;
  top: 100px;
}

.calendar-widget {
  background-color: var(--surface-lowest);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-DEFAULT);
  padding: 24px;
}

.cal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.cal-head button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

.cal-head button:hover {
  background-color: var(--surface-card);
  color: var(--text-primary);
}

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 8px;
  text-align: center;
}

.cal-dow {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.cal-grid button {
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font-body);
  transition: all 0.15s ease;
}

.cal-grid button:not(:disabled):not(.is-booked):hover {
  background-color: var(--surface-card);
}

.cal-grid button.is-selected {
  background-color: var(--text-primary);
  color: var(--surface-lowest);
  font-weight: 700;
}

.cal-grid button:disabled {
  color: var(--border-subtle);
  cursor: not-allowed;
}

.cal-grid button.is-booked {
  background-color: var(--surface-card);
  color: var(--interactive-muted);
  text-decoration: line-through;
  cursor: not-allowed;
  opacity: 0.6;
}

.summary-box {
  background-color: var(--surface-card);
  padding: 24px;
  border-radius: var(--radius-DEFAULT);
  margin-top: 24px;
}

.spinner {
  animation: spin  1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(-360deg); }
}