/**
 * WPL Universal Booking Engine - Frontend Styles
 * Ultra-modern, responsive SaaS booking interface
 */

:root {
  --wpl-primary: #3b82f6;
  --wpl-primary-rgb: 59, 130, 246;
  --wpl-primary-hover: #2563eb;
  --wpl-accent: #10b981;
  --wpl-text-dark: #1e293b;
  --wpl-text-muted: #64748b;
  --wpl-bg-surface: #ffffff;
  --wpl-bg-subtle: #f8fafc;
  --wpl-border-color: #e2e8f0;
  --wpl-border-radius: 12px;
  --wpl-border-radius-sm: 8px;
  --wpl-font-family: inherit;
  --wpl-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
  --wpl-shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --wpl-shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.wpl-booking-wrapper {
  font-family: var(--wpl-font-family);
  color: var(--wpl-text-dark);
  max-width: 880px;
  margin: 0 auto;
  background: var(--wpl-bg-surface);
  border: 1px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius);
  box-shadow: var(--wpl-shadow-md);
  padding: 36px 32px;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

.wpl-booking-wrapper * {
  box-sizing: border-box;
}

/* Header */
.wpl-booking-header {
  text-align: center;
  margin-bottom: 30px;
}

.wpl-booking-title {
  font-size: 26px;
  font-weight: 700;
  color: var(--wpl-text-dark);
  margin: 0 0 8px;
  line-height: 1.3;
}

.wpl-booking-subtitle {
  font-size: 15px;
  color: var(--wpl-text-muted);
  margin: 0;
  line-height: 1.5;
}

/* Stepper Progress Bar */
.wpl-stepper-progress {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  margin-bottom: 36px;
  padding: 0 10px;
}

.wpl-stepper-progress::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 30px;
  right: 30px;
  height: 3px;
  background: var(--wpl-border-color);
  z-index: 1;
}

.wpl-step-indicator {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  background: var(--wpl-bg-surface);
  padding: 0 8px;
}

.wpl-step-num {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--wpl-bg-subtle);
  border: 2px solid var(--wpl-border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
  color: var(--wpl-text-muted);
  transition: all 0.25s ease;
}

.wpl-step-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--wpl-text-muted);
  text-align: center;
  white-space: nowrap;
  transition: color 0.25s ease;
}

.wpl-step-indicator.active .wpl-step-num {
  background: var(--wpl-primary);
  border-color: var(--wpl-primary);
  color: #ffffff;
  box-shadow: 0 0 0 4px rgba(var(--wpl-primary-rgb), 0.2);
}

.wpl-step-indicator.active .wpl-step-title {
  color: var(--wpl-primary);
  font-weight: 600;
}

.wpl-step-indicator.completed .wpl-step-num {
  background: var(--wpl-accent);
  border-color: var(--wpl-accent);
  color: #ffffff;
}

.wpl-step-indicator.completed .wpl-step-title {
  color: var(--wpl-text-dark);
}

/* Steps Container */
.wpl-step-content {
  display: none;
  animation: wplFadeSlide 0.3s ease forwards;
}

.wpl-step-content.active {
  display: block;
}

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

.wpl-step-heading {
  font-size: 18px;
  font-weight: 600;
  margin: 0 0 20px;
  color: var(--wpl-text-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Service Selection Cards Grid */
.wpl-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.wpl-service-card {
  border: 2px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius-sm);
  padding: 18px;
  cursor: pointer;
  transition: all 0.2s ease;
  background: var(--wpl-bg-surface);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.wpl-service-card:hover {
  border-color: var(--wpl-primary);
  transform: translateY(-2px);
  box-shadow: var(--wpl-shadow-md);
}

.wpl-service-card.selected {
  border-color: var(--wpl-primary);
  background: rgba(var(--wpl-primary-rgb), 0.03);
  box-shadow: 0 0 0 2px rgba(var(--wpl-primary-rgb), 0.15);
}

.wpl-service-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.wpl-service-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--wpl-text-dark);
  margin: 0;
}

.wpl-service-price {
  font-size: 16px;
  font-weight: 700;
  color: var(--wpl-primary);
  white-space: nowrap;
}

.wpl-service-desc {
  font-size: 13px;
  color: var(--wpl-text-muted);
  line-height: 1.4;
  margin: 0 0 14px;
}

.wpl-service-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--wpl-text-muted);
}

.wpl-service-duration {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--wpl-bg-subtle);
  padding: 3px 8px;
  border-radius: 4px;
  font-weight: 500;
}

/* Date & Time Slot Selection */
.wpl-datetime-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.wpl-date-picker-box,
.wpl-time-picker-box {
  background: var(--wpl-bg-subtle);
  border: 1px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius-sm);
  padding: 20px;
}

.wpl-picker-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--wpl-text-dark);
  margin-bottom: 12px;
  display: block;
}

.wpl-date-input {
  width: 100%;
  padding: 12px 14px;
  font-size: 15px;
  border: 1.5px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius-sm);
  background: #ffffff;
  color: var(--wpl-text-dark);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.wpl-date-input:focus {
  border-color: var(--wpl-primary);
  box-shadow: 0 0 0 3px rgba(var(--wpl-primary-rgb), 0.15);
}

/* Time Slots Grid */
.wpl-slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-height: 250px;
  overflow-y: auto;
  padding-right: 4px;
}

.wpl-slot-pill {
  padding: 10px 6px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  border-radius: var(--wpl-border-radius-sm);
  background: #ffffff;
  border: 1px solid var(--wpl-border-color);
  color: var(--wpl-text-dark);
  cursor: pointer;
  transition: all 0.18s ease;
  user-select: none;
}

.wpl-slot-pill:hover:not(.disabled) {
  border-color: var(--wpl-primary);
  color: var(--wpl-primary);
  background: rgba(var(--wpl-primary-rgb), 0.05);
}

.wpl-slot-pill.selected {
  background: var(--wpl-primary);
  border-color: var(--wpl-primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(var(--wpl-primary-rgb), 0.3);
}

.wpl-slot-pill.disabled {
  background: #f1f5f9;
  border-color: #e2e8f0;
  color: #94a3b8;
  cursor: not-allowed;
  opacity: 0.6;
  text-decoration: line-through;
}

.wpl-no-slots-msg {
  grid-column: 1 / -1;
  text-align: center;
  padding: 24px 10px;
  color: var(--wpl-text-muted);
  font-size: 13px;
}

/* Customer Details Form */
.wpl-form-row {
  display: flex;
  gap: 16px;
  margin-bottom: 16px;
}

.wpl-form-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.wpl-form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--wpl-text-dark);
}

.wpl-form-group label .required {
  color: #ef4444;
  margin-left: 2px;
}

.wpl-form-control {
  width: 100%;
  padding: 12px 14px;
  font-size: 14px;
  border: 1.5px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius-sm);
  background: #ffffff;
  color: var(--wpl-text-dark);
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  font-family: inherit;
}

.wpl-form-control:focus {
  border-color: var(--wpl-primary);
  box-shadow: 0 0 0 3px rgba(var(--wpl-primary-rgb), 0.15);
}

textarea.wpl-form-control {
  resize: vertical;
  min-height: 80px;
}

/* Summary Box */
.wpl-summary-box {
  background: var(--wpl-bg-subtle);
  border: 1px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius-sm);
  padding: 20px;
  margin-bottom: 24px;
}

.wpl-summary-item {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  font-size: 14px;
}

.wpl-summary-item:last-child {
  border-bottom: none;
}

.wpl-summary-item.total {
  font-size: 17px;
  font-weight: 700;
  color: var(--wpl-text-dark);
  border-top: 2px solid var(--wpl-border-color);
  margin-top: 8px;
  padding-top: 14px;
}

/* Actions Footer */
.wpl-actions-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--wpl-border-color);
}

.wpl-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--wpl-border-radius-sm);
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  outline: none;
  text-decoration: none;
  line-height: 1;
}

.wpl-btn-primary {
  background: var(--wpl-primary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(var(--wpl-primary-rgb), 0.3);
}

.wpl-btn-primary:hover {
  background: var(--wpl-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(var(--wpl-primary-rgb), 0.4);
}

.wpl-btn-secondary {
  background: var(--wpl-bg-subtle);
  border: 1px solid var(--wpl-border-color);
  color: var(--wpl-text-dark);
}

.wpl-btn-secondary:hover {
  background: #e2e8f0;
}

.wpl-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* Confirmation / Success Screen */
.wpl-success-screen {
  text-align: center;
  padding: 40px 20px;
}

.wpl-success-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: #dcfce7;
  color: #16a34a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 34px;
  margin: 0 auto 20px;
  animation: wplScaleUp 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes wplScaleUp {
  0% { transform: scale(0.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.wpl-success-title {
  font-size: 24px;
  font-weight: 700;
  color: var(--wpl-text-dark);
  margin: 0 0 10px;
}

.wpl-success-desc {
  font-size: 15px;
  color: var(--wpl-text-muted);
  max-width: 480px;
  margin: 0 auto 24px;
  line-height: 1.5;
}

.wpl-booking-ref-badge {
  display: inline-block;
  background: var(--wpl-bg-subtle);
  border: 1.5px dashed var(--wpl-border-color);
  padding: 8px 18px;
  border-radius: var(--wpl-border-radius-sm);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--wpl-primary);
  margin-bottom: 28px;
}

/* Error Alert Banner */
.wpl-alert {
  padding: 12px 16px;
  border-radius: var(--wpl-border-radius-sm);
  font-size: 14px;
  margin-bottom: 18px;
  display: none;
}

.wpl-alert-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
}

/* Spinner */
.wpl-spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: #ffffff;
  animation: wplSpin 0.7s linear infinite;
  margin-right: 6px;
}

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

/* Services Widget Grid */
.wpl-services-catalog {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.wpl-catalog-item {
  background: var(--wpl-bg-surface);
  border: 1px solid var(--wpl-border-color);
  border-radius: var(--wpl-border-radius);
  overflow: hidden;
  box-shadow: var(--wpl-shadow-sm);
  transition: all 0.25s ease;
  display: flex;
  flex-direction: column;
}

.wpl-catalog-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--wpl-shadow-md);
  border-color: var(--wpl-primary);
}

.wpl-catalog-body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.wpl-catalog-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 8px;
  color: var(--wpl-text-dark);
}

.wpl-catalog-desc {
  font-size: 14px;
  color: var(--wpl-text-muted);
  line-height: 1.5;
  margin: 0 0 16px;
  flex: 1;
}

.wpl-catalog-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  border-top: 1px solid var(--wpl-border-color);
}

.wpl-catalog-price {
  font-size: 20px;
  font-weight: 700;
  color: var(--wpl-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .wpl-booking-wrapper {
    padding: 24px 18px;
  }
  
  .wpl-datetime-container {
    grid-template-columns: 1fr;
  }

  .wpl-slots-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .wpl-form-row {
    flex-direction: column;
    gap: 12px;
  }

  .wpl-services-catalog {
    grid-template-columns: 1fr;
  }

  .wpl-stepper-progress::before {
    left: 20px;
    right: 20px;
  }

  .wpl-step-title {
    font-size: 11px;
  }

  .wpl-step-num {
    width: 32px;
    height: 32px;
    font-size: 13px;
  }
}