/* ============================================
   SimplyBook Booking Widget Styles
   All selectors scoped under .sb-widget
   ============================================ */

.sb-widget {
  --sb-primary: #0d7377;
  --sb-primary-light: #e0f2f1;
  --sb-primary-dark: #095659;
  --sb-primary-hover: #0a5c5f;
  --sb-text: #2c3e50;
  --sb-text-light: #7f8c8d;
  --sb-border: #e0e0e0;
  --sb-error: #e74c3c;
  --sb-success: #27ae60;
  --sb-bg: #ffffff;
  --sb-bg-alt: #f8f9fa;
  --sb-radius: 8px;
  --sb-font: 'Cormorant Garamond', serif;

  font-family: var(--sb-font);
  color: var(--sb-text);
  background: var(--sb-bg);
  max-width: 480px;
  margin: 0 auto;
  border-radius: var(--sb-radius);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

.sb-widget *,
.sb-widget *::before,
.sb-widget *::after {
  box-sizing: border-box;
}

/* ---- Step Container & Transitions ---- */

.sb-widget .sb-step {
  padding: 24px;
  animation: sb-fade-in 0.25s ease;
}

@keyframes sb-fade-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Header / Back Button ---- */

.sb-widget .sb-back {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: none;
  border: none;
  color: var(--sb-primary);
  font-size: 14px;
  font-family: var(--sb-font);
  cursor: pointer;
  padding: 0;
  margin-bottom: 16px;
}

.sb-widget .sb-back:hover {
  color: var(--sb-primary-dark);
}

.sb-widget .sb-back svg {
  width: 16px;
  height: 16px;
}

.sb-widget .sb-step-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 16px 0;
  color: var(--sb-text);
}

/* ---- Calendar ---- */

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

.sb-widget .sb-calendar-nav button {
  background: none;
  border: 1px solid var(--sb-border);
  border-radius: 6px;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--sb-text);
  transition: background 0.15s;
}

.sb-widget .sb-calendar-nav button:hover:not(:disabled) {
  background: var(--sb-bg-alt);
}

.sb-widget .sb-calendar-nav button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.sb-widget .sb-calendar-nav button svg {
  width: 16px;
  height: 16px;
}

.sb-widget .sb-month-label {
  font-size: 16px;
  font-weight: 600;
}

.sb-widget .sb-calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
  text-align: center;
}

.sb-widget .sb-calendar-grid .sb-weekday {
  font-size: 12px;
  font-weight: 600;
  color: var(--sb-text-light);
  padding: 8px 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.sb-widget .sb-day {
  position: relative;
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  border-radius: 50%;
  cursor: default;
  color: var(--sb-text-light);
  transition: all 0.15s;
}

.sb-widget .sb-day--empty {
  visibility: hidden;
}

.sb-widget .sb-day--available {
  background: var(--sb-primary-light);
  color: var(--sb-primary-dark);
  cursor: pointer;
  font-weight: 500;
}

.sb-widget .sb-day--available:hover {
  background: var(--sb-primary);
  color: #fff;
}

.sb-widget .sb-day--selected {
  background: var(--sb-primary) !important;
  color: #fff !important;
  font-weight: 600;
  box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.25);
}

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

.sb-widget .sb-day--disabled {
  color: #c0c0c0;
  background: #f5f5f5;
}

.sb-widget .sb-day--past {
  color: #d5d5d5;
  text-decoration: line-through;
}

/* ---- Time Slots ---- */

.sb-widget .sb-time-group-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--sb-text-light);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin: 16px 0 8px 0;
}

.sb-widget .sb-time-group-label:first-of-type {
  margin-top: 0;
}

.sb-widget .sb-time-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.sb-widget .sb-slot {
  padding: 10px 4px;
  border: 1px solid var(--sb-border);
  border-radius: 6px;
  background: var(--sb-bg);
  font-size: 14px;
  font-family: var(--sb-font);
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--sb-text);
}

.sb-widget .sb-slot:hover {
  border-color: var(--sb-primary);
  background: var(--sb-primary-light);
  color: var(--sb-primary-dark);
}

.sb-widget .sb-slot--selected {
  background: var(--sb-primary);
  color: #fff;
  border-color: var(--sb-primary);
}

.sb-widget .sb-no-slots {
  text-align: center;
  padding: 32px 16px;
  color: var(--sb-text-light);
  font-size: 14px;
}

/* ---- Client Form ---- */

.sb-widget .sb-form-group {
  margin-bottom: 16px;
}

.sb-widget .sb-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--sb-text);
  margin-bottom: 4px;
}

.sb-widget .sb-form-group label .sb-required {
  color: var(--sb-error);
}

.sb-widget .sb-form-group input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--sb-border);
  border-radius: 6px;
  font-size: 14px;
  font-family: var(--sb-font);
  color: var(--sb-text);
  background: var(--sb-bg);
  transition: border-color 0.15s;
}

.sb-widget .sb-form-group input:focus {
  outline: none;
  border-color: var(--sb-primary);
  box-shadow: 0 0 0 3px rgba(13, 115, 119, 0.1);
}

.sb-widget .sb-form-group input.sb-input-error {
  border-color: var(--sb-error);
}

.sb-widget .sb-field-error {
  font-size: 12px;
  color: var(--sb-error);
  margin-top: 4px;
}

/* ---- Summary ---- */

.sb-widget .sb-summary-card {
  background: var(--sb-bg-alt);
  border-radius: var(--sb-radius);
  padding: 16px;
  margin-bottom: 16px;
}

.sb-widget .sb-summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  padding: 6px 0;
}

.sb-widget .sb-summary-row--label {
  color: var(--sb-text-light);
}

.sb-widget .sb-summary-divider {
  border: none;
  border-top: 1px solid var(--sb-border);
  margin: 8px 0;
}

.sb-widget .sb-summary-details {
  margin-top: 16px;
  font-size: 13px;
  color: var(--sb-text-light);
  line-height: 1.6;
}

.sb-widget .sb-summary-details strong {
  color: var(--sb-text);
  font-weight: 500;
}

/* ---- Buttons ---- */

.sb-widget .sb-btn {
  display: block;
  width: 100%;
  padding: 14px 20px;
  border: none;
  border-radius: var(--sb-radius);
  font-size: 15px;
  font-weight: 600;
  font-family: var(--sb-font);
  cursor: pointer;
  transition: all 0.15s;
  text-align: center;
}

.sb-widget .sb-btn--primary {
  background: var(--sb-primary);
  color: #fff;
}

.sb-widget .sb-btn--primary:hover:not(:disabled) {
  background: var(--sb-primary-hover);
}

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

.sb-widget .sb-btn--secondary {
  background: var(--sb-bg-alt);
  color: var(--sb-text);
  border: 1px solid var(--sb-border);
}

.sb-widget .sb-btn--secondary:hover {
  background: #eee;
}

.sb-widget .sb-btn-row {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.sb-widget .sb-btn-row .sb-btn {
  flex: 1;
}

/* ---- Loading ---- */

.sb-widget .sb-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}

.sb-widget .sb-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--sb-border);
  border-top-color: var(--sb-primary);
  border-radius: 50%;
  animation: sb-spin 0.8s linear infinite;
  margin-bottom: 16px;
}

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

.sb-widget .sb-loading-text {
  font-size: 14px;
  color: var(--sb-text-light);
}

/* Inline loading overlay (for calendar/timeslots fetching) */
.sb-widget .sb-inline-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
}

.sb-widget .sb-inline-loading .sb-spinner {
  width: 28px;
  height: 28px;
  margin-bottom: 0;
}

/* ---- Error ---- */

.sb-widget .sb-error-container {
  text-align: center;
  padding: 32px 24px;
}

.sb-widget .sb-error-icon {
  width: 48px;
  height: 48px;
  color: var(--sb-error);
  margin-bottom: 12px;
}

.sb-widget .sb-error-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.sb-widget .sb-error-message {
  font-size: 13px;
  color: var(--sb-text-light);
  margin-bottom: 20px;
}

/* ---- Success ---- */

.sb-widget .sb-success-container {
  text-align: center;
  padding: 32px 24px;
}

.sb-widget .sb-success-icon {
  width: 48px;
  height: 48px;
  color: var(--sb-success);
  margin-bottom: 12px;
}

.sb-widget .sb-success-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--sb-success);
}

.sb-widget .sb-success-message {
  font-size: 14px;
  color: var(--sb-text-light);
  line-height: 1.6;
}

/* ---- Location Cards ---- */

.sb-widget .sb-location-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sb-widget .sb-location-card {
  display: block;
  width: 100%;
  padding: 16px;
  border: 1px solid var(--sb-border);
  border-radius: var(--sb-radius);
  background: var(--sb-bg);
  cursor: pointer;
  text-align: left;
  font-family: var(--sb-font);
  transition: all 0.15s;
}

.sb-widget .sb-location-card:hover {
  border-color: var(--sb-primary);
  background: var(--sb-primary-light);
}

.sb-widget .sb-location-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--sb-text);
  margin-bottom: 4px;
}

.sb-widget .sb-location-address {
  font-size: 13px;
  color: var(--sb-text-light);
}

/* ---- Responsive ---- */

@media (max-width: 480px) {
  .sb-widget .sb-step {
    padding: 16px;
  }

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

  .sb-widget .sb-day {
    font-size: 13px;
  }

  .sb-widget .sb-calendar-grid .sb-weekday {
    font-size: 11px;
  }
}