/* ── Semble Booking Widget ── */
.semble-booking {
  --sb-primary: #2d2b55;
  --sb-primary-hover: #222047;
  --sb-primary-light: #eeedf5;
  --sb-accent: #f0956e;
  --sb-accent-light: #fdf0ea;
  --sb-text: #1e293b;
  --sb-text-muted: #64748b;
  --sb-border: #e2e8f0;
  --sb-bg: #ffffff;
  --sb-bg-card: #f8fafc;
  --sb-radius: 10px;
  --sb-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
  --sb-font: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;

  font-family: var(--sb-font);
  color: var(--sb-text);
  max-width: 680px;
  margin: 0 auto;
  background: var(--sb-bg);
  border-radius: var(--sb-radius);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

/* ── Progress bar ── */
.sb-progress {
  display: flex;
  padding: 20px 24px 16px;
  gap: 8px;
  background: var(--sb-bg);
  border-bottom: 1px solid var(--sb-border);
}

.sb-progress-step {
  flex: 1;
  text-align: center;
}

.sb-progress-bar {
  height: 4px;
  background: var(--sb-border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 6px;
}

.sb-progress-bar-fill {
  height: 100%;
  background: var(--sb-accent);
  border-radius: 2px;
  width: 0%;
  transition: width 0.4s ease;
}

.sb-progress-step.active .sb-progress-bar-fill,
.sb-progress-step.completed .sb-progress-bar-fill {
  width: 100%;
}

.sb-progress-label {
  font-size: 11px;
  color: var(--sb-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sb-progress-step.active .sb-progress-label {
  color: var(--sb-accent);
  font-weight: 600;
}

/* ── Step container ── */
.sb-step {
  display: none;
  padding: 24px;
  animation: sbFadeIn 0.3s ease;
}

.sb-step.active {
  display: block;
}

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

.sb-step h2 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 4px;
  color: var(--sb-text);
}

.sb-step p.sb-subtitle {
  font-size: 14px;
  color: var(--sb-text-muted);
  margin: 0 0 20px;
}

/* ── Option cards (services, practitioners) ── */
.sb-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sb-option {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 16px;
  border: 2px solid var(--sb-border);
  border-radius: var(--sb-radius);
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--sb-bg);
}

.sb-option:hover {
  border-color: var(--sb-accent);
  background: var(--sb-accent-light);
}

.sb-option.selected {
  border-color: var(--sb-accent);
  background: var(--sb-accent-light);
}

.sb-option-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--sb-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
  color: var(--sb-accent);
}

.sb-option.selected .sb-option-icon {
  background: var(--sb-accent);
  color: white;
}

.sb-option-info {
  flex: 1;
  min-width: 0;
}

.sb-option-name {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
}

.sb-option-detail {
  font-size: 13px;
  color: var(--sb-text-muted);
  margin: 2px 0 0;
}

.sb-option-price {
  font-size: 15px;
  font-weight: 600;
  color: var(--sb-accent);
  flex-shrink: 0;
}

/* ── Calendar / month grid ── */
.sb-calendar {
  margin-bottom: 20px;
}

.sb-calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.sb-calendar-title {
  font-size: 16px;
  font-weight: 600;
}

.sb-calendar-nav {
  display: flex;
  gap: 6px;
}

.sb-calendar-nav button {
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--sb-border);
  border-radius: 6px;
  background: var(--sb-bg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-family: var(--sb-font);
  color: var(--sb-text);
  transition: all 0.15s;
}

.sb-calendar-nav button:hover {
  background: var(--sb-bg-card);
  border-color: var(--sb-accent);
}

.sb-month-grid {
  border: 1px solid var(--sb-border);
  border-radius: var(--sb-radius);
  overflow: hidden;
}

.sb-weekday-headers {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: var(--sb-bg-card);
  border-bottom: 1px solid var(--sb-border);
}

.sb-weekday-header {
  text-align: center;
  padding: 8px 0;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--sb-text-muted);
}

.sb-month-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
}

.sb-month-day {
  text-align: center;
  padding: 10px 0 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
  border-right: 1px solid var(--sb-border);
  border-bottom: 1px solid var(--sb-border);
  color: var(--sb-text);
  min-height: 40px;
}

.sb-month-day:nth-child(7n) {
  border-right: none;
}

.sb-month-day:hover:not(.sb-day-past):not(.sb-month-day-empty) {
  background: var(--sb-accent-light);
  color: var(--sb-accent);
}

.sb-month-day-empty {
  cursor: default;
}

.sb-day-past {
  color: var(--sb-border);
  cursor: default;
}

.sb-day-today {
  font-weight: 700;
  position: relative;
}

.sb-day-today::after {
  content: "";
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sb-accent);
  margin: 2px auto 0;
}

/* ── Availability indicators ── */

/* Dim future days with NO availability (only when some dates ARE available) */
.sb-month-days.sb-availability-loaded .sb-month-day:not(.sb-day-past):not(.sb-month-day-empty):not(.sb-day-available):not(.sb-day-selected) {
  color: var(--sb-text-muted);
  opacity: 0.5;
}

/* Available days: tinted background + bold so they pop */
.sb-day-available {
  background: var(--sb-accent-light);
  font-weight: 700;
  color: var(--sb-text);
  position: relative;
}

/* Small dot below the number */
.sb-day-available::before {
  content: "";
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--sb-accent);
  margin: 2px auto 0;
}

/* When today IS available, one dot is enough */
.sb-day-available.sb-day-today::after {
  display: none;
}

/* Past dates: strip availability styling */
.sb-day-past.sb-day-available {
  background: none;
  font-weight: 500;
}

.sb-day-past.sb-day-available::before {
  display: none;
}

.sb-day-selected {
  background: var(--sb-accent) !important;
  color: white !important;
  font-weight: 700;
}

.sb-day-selected::before {
  background: white !important;
}

.sb-day-selected.sb-day-today::after {
  background: white;
}

/* Calendar legend */
.sb-calendar-legend {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 8px;
  padding: 0 2px;
  font-size: 11px;
  color: var(--sb-text-muted);
}

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

.sb-legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

.sb-legend-swatch.available {
  background: var(--sb-accent-light);
  border: 1px solid var(--sb-accent);
}

.sb-legend-swatch.unavailable {
  background: var(--sb-bg);
  border: 1px solid var(--sb-border);
  opacity: 0.45;
}

/* ── Time slots ── */
.sb-times-label {
  font-size: 14px;
  font-weight: 600;
  margin: 16px 0 10px;
  color: var(--sb-text);
}

.sb-times-label:first-child {
  margin-top: 0;
}

.sb-times {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 8px;
  margin-bottom: 6px;
}

.sb-time {
  padding: 10px 8px;
  border: 2px solid var(--sb-border);
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  background: var(--sb-bg);
}

.sb-time:hover {
  border-color: var(--sb-accent);
}

.sb-time:hover .sb-time-hour {
  color: var(--sb-accent);
}

.sb-time.selected {
  border-color: var(--sb-accent);
  background: var(--sb-accent);
  color: white;
}

.sb-time-hour {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--sb-text);
}

.sb-time.selected .sb-time-hour {
  color: white;
}

.sb-time-doctor {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--sb-text-muted);
  margin-top: 2px;
}

.sb-time.selected .sb-time-doctor {
  color: rgba(255, 255, 255, 0.85);
}

.sb-time-price {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--sb-accent);
  margin-top: 3px;
}

.sb-time.selected .sb-time-price {
  color: rgba(255, 255, 255, 0.9);
}

.sb-no-slots {
  text-align: center;
  padding: 24px;
  color: var(--sb-text-muted);
  font-size: 14px;
  background: var(--sb-bg-card);
  border-radius: var(--sb-radius);
}

/* ── Form fields ── */
.sb-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 14px;
}

.sb-form-row.full {
  grid-template-columns: 1fr;
}

.sb-field {
  display: flex;
  flex-direction: column;
}

.sb-field label {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 5px;
  color: var(--sb-text);
}

.sb-field label .sb-required {
  color: #dc2626;
}

.sb-field input,
.sb-field textarea,
.sb-field select {
  padding: 10px 12px;
  border: 2px solid var(--sb-border);
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--sb-font);
  color: var(--sb-text);
  transition: border-color 0.2s;
  background: var(--sb-bg);
}

.sb-field input:focus,
.sb-field textarea:focus,
.sb-field select:focus {
  outline: none;
  border-color: var(--sb-accent);
}

.sb-field textarea {
  resize: vertical;
  min-height: 70px;
}

.sb-field .sb-error-msg {
  font-size: 12px;
  color: #dc2626;
  margin-top: 4px;
  display: none;
}

.sb-field.has-error input,
.sb-field.has-error select {
  border-color: #dc2626;
}

.sb-field.has-error .sb-error-msg {
  display: block;
}

/* ── Navigation buttons ── */
.sb-nav {
  display: flex;
  justify-content: space-between;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--sb-border);
  background: var(--sb-bg-card);
}

.sb-btn {
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--sb-font);
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.sb-btn-back {
  background: transparent;
  color: var(--sb-text-muted);
  border: 1px solid var(--sb-border);
}

.sb-btn-back:hover {
  background: var(--sb-bg-card);
  color: var(--sb-text);
}

.sb-btn-next {
  background: var(--sb-primary);
  color: white;
  margin-left: auto;
}

.sb-btn-next:hover {
  background: var(--sb-primary-hover);
}

.sb-btn-next:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Confirmation ── */
.sb-confirmation {
  text-align: center;
  padding: 16px 0;
}

.sb-confirmation-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--sb-accent-light);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  color: var(--sb-accent);
}

.sb-icon-pending {
  background: var(--sb-primary-light);
  color: var(--sb-primary);
}

.sb-icon-expired {
  background: #fef2f2;
  color: #dc2626;
}

/* ── Countdown timer ── */
.sb-countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  margin-bottom: 16px;
  background: var(--sb-primary-light);
  border-radius: 8px;
  border: 2px solid var(--sb-primary);
}

.sb-countdown-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--sb-text);
}

.sb-countdown-time {
  font-size: 28px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--sb-primary);
  letter-spacing: 1px;
}

.sb-countdown.sb-countdown-urgent {
  background: #fef2f2;
  border-color: #dc2626;
  animation: sbPulse 1s ease-in-out infinite;
}

.sb-countdown.sb-countdown-urgent .sb-countdown-time {
  color: #dc2626;
}

@keyframes sbPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.sb-confirmation h2 {
  margin: 0 0 8px;
}

.sb-confirmation p {
  color: var(--sb-text-muted);
}

/* ── Payment CTA ── */
.sb-payment-cta {
  margin: 20px 0 8px;
  padding: 20px;
  background: var(--sb-primary-light);
  border-radius: var(--sb-radius);
  border: 2px solid var(--sb-primary);
}

.sb-payment-amount {
  font-size: 32px;
  font-weight: 700;
  color: var(--sb-primary);
  margin-bottom: 8px;
}

.sb-payment-cta p {
  color: var(--sb-text);
  font-size: 14px;
  margin-bottom: 14px;
}

.sb-btn-pay {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 36px;
  background: var(--sb-primary);
  color: white;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 700;
  font-family: var(--sb-font);
  text-decoration: none;
  transition: background 0.2s;
}

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

.sb-payment-note {
  font-size: 12px !important;
  color: var(--sb-text-muted) !important;
  margin-top: 10px !important;
  margin-bottom: 0 !important;
}

.sb-summary {
  text-align: left;
  background: var(--sb-bg-card);
  border-radius: var(--sb-radius);
  padding: 16px 20px;
  margin: 20px 0;
}

.sb-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--sb-border);
}

.sb-summary-row:last-child {
  border-bottom: none;
}

.sb-summary-label {
  color: var(--sb-text-muted);
}

.sb-summary-value {
  font-weight: 600;
  text-align: right;
}

/* ── Loading ── */
.sb-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px;
  gap: 10px;
  color: var(--sb-text-muted);
  font-size: 14px;
}

.sb-spinner {
  width: 20px;
  height: 20px;
  border: 2.5px solid var(--sb-border);
  border-top-color: var(--sb-accent);
  border-radius: 50%;
  animation: sbSpin 0.7s linear infinite;
}

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

/* ── Error ── */
.sb-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  padding: 12px 16px;
  color: #991b1b;
  font-size: 14px;
  margin-bottom: 16px;
}

/* ── Payment iframe ── */
.sb-payment-iframe-wrap {
  position: relative;
  width: 100%;
  min-height: 500px;
  border: 1px solid var(--sb-border);
  border-radius: var(--sb-radius);
  overflow: hidden;
  margin-bottom: 12px;
  background: var(--sb-bg-card);
}

.sb-payment-iframe {
  width: 100%;
  height: 600px;
  border: none;
}

.sb-payment-fallback {
  text-align: center;
  padding: 8px;
  font-size: 13px;
  color: var(--sb-text-muted);
}

.sb-payment-fallback a {
  color: var(--sb-primary);
  text-decoration: underline;
}

/* ── Responsive ── */
@media (max-width: 480px) {
  .sb-step {
    padding: 16px;
  }

  .sb-form-row {
    grid-template-columns: 1fr;
  }

  .sb-progress-label {
    font-size: 10px;
  }

  .sb-times {
    grid-template-columns: repeat(3, 1fr);
  }

  .sb-nav {
    padding: 12px 16px 16px;
  }
}