/* ============================================================
   RDV Pro – Front-end styles
   Inspired by Calendly: clean, step-by-step, high contrast
   ============================================================ */

:root {
  --rdvpro-primary:   #4f46e5;
  --rdvpro-primary-h: #4338ca;
  --rdvpro-success:   #22c55e;
  --rdvpro-warning:   #f59e0b;
  --rdvpro-danger:    #ef4444;
  --rdvpro-bg:        #f8fafc;
  --rdvpro-surface:   #ffffff;
  --rdvpro-border:    #e2e8f0;
  --rdvpro-text:      #1e293b;
  --rdvpro-muted:     #64748b;
  --rdvpro-radius:    12px;
  --rdvpro-shadow:    0 4px 24px rgba(0,0,0,.08);
}

/* ---- Wrapper ---- */
.rdvpro-booking-wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 24px 16px 48px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--rdvpro-text);
}

/* ---- Step indicator ---- */
.rdvpro-steps {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 40px;
  gap: 0;
}

.rdvpro-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.rdvpro-step-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  background: var(--rdvpro-border);
  color: var(--rdvpro-muted);
  transition: background .25s, color .25s;
}

.rdvpro-step.active .rdvpro-step-circle,
.rdvpro-step.done   .rdvpro-step-circle {
  background: var(--rdvpro-primary);
  color: #fff;
}

.rdvpro-step-label {
  font-size: 12px;
  color: var(--rdvpro-muted);
  white-space: nowrap;
}

.rdvpro-step.active .rdvpro-step-label {
  color: var(--rdvpro-primary);
  font-weight: 600;
}

.rdvpro-step-line {
  flex: 1;
  height: 2px;
  background: var(--rdvpro-border);
  min-width: 30px;
  max-width: 80px;
  margin-bottom: 22px;
}

/* ---- Panels ---- */
.rdvpro-panel {
  display: none;
  background: var(--rdvpro-surface);
  border-radius: var(--rdvpro-radius);
  box-shadow: var(--rdvpro-shadow);
  padding: 32px;
  animation: rdvpro-fadein .2s ease;
}

.rdvpro-panel.active { display: block; }

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

.rdvpro-panel-title {
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 24px;
  color: var(--rdvpro-text);
}

/* ---- Services grid ---- */
.rdvpro-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}

.rdvpro-service-card {
  border: 2px solid var(--rdvpro-border);
  border-radius: 10px;
  padding: 20px;
  cursor: pointer;
  transition: border-color .2s, box-shadow .2s, transform .15s;
  position: relative;
  background: #fff;
}

.rdvpro-service-card:hover {
  border-color: var(--rdvpro-primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
  transform: translateY(-2px);
}

.rdvpro-service-card.selected {
  border-color: var(--rdvpro-primary);
  background: #f5f3ff;
  box-shadow: 0 0 0 3px rgba(79,70,229,.15);
}

.rdvpro-service-card.selected::after {
  content: '✓';
  position: absolute;
  top: 10px;
  right: 12px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--rdvpro-primary);
  color: #fff;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rdvpro-service-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
  vertical-align: middle;
}

.rdvpro-service-name {
  font-weight: 600;
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--rdvpro-text);
}

.rdvpro-service-meta {
  font-size: 13px;
  color: var(--rdvpro-muted);
}

/* ---- Date + Slots layout ---- */
.rdvpro-date-slot-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 28px;
}

@media (max-width: 600px) {
  .rdvpro-date-slot-row { grid-template-columns: 1fr; }
}

.rdvpro-calendar-wrap h3,
.rdvpro-slots-wrap h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--rdvpro-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0 0 12px;
}

/* Flatpickr overrides */
.rdvpro-datepicker {
  width: 100%;
  padding: 11px 14px;
  border: 2px solid var(--rdvpro-border);
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234f46e5' viewBox='0 0 16 16'%3E%3Cpath d='M3.5 0a.5.5 0 0 1 .5.5V1h8V.5a.5.5 0 0 1 1 0V1h1a2 2 0 0 1 2 2v11a2 2 0 0 1-2 2H2a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h1V.5a.5.5 0 0 1 .5-.5z'/%3E%3C/svg%3E") no-repeat right 12px center;
  transition: border-color .2s;
}

.rdvpro-datepicker:focus {
  border-color: var(--rdvpro-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}

.flatpickr-day.selected,
.flatpickr-day.selected:hover {
  background: var(--rdvpro-primary) !important;
  border-color: var(--rdvpro-primary) !important;
}

/* ---- Time slots grid ---- */
.rdvpro-slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  max-height: 260px;
  overflow-y: auto;
  padding-right: 4px;
}

.rdvpro-slot-btn {
  padding: 10px 6px;
  border: 2px solid var(--rdvpro-border);
  border-radius: 8px;
  background: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  text-align: center;
  transition: border-color .2s, background .2s;
  color: var(--rdvpro-text);
}

.rdvpro-slot-btn:hover {
  border-color: var(--rdvpro-primary);
  background: #f5f3ff;
}

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

.rdvpro-slots-placeholder {
  color: var(--rdvpro-muted);
  font-size: 14px;
  grid-column: 1/-1;
}

.rdvpro-slots-loading {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--rdvpro-muted);
  font-size: 14px;
  grid-column: 1/-1;
}

.rdvpro-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--rdvpro-border);
  border-top-color: var(--rdvpro-primary);
  border-radius: 50%;
  animation: rdvpro-spin .7s linear infinite;
}

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

/* ---- Booking summary ---- */
.rdvpro-booking-summary {
  background: #f5f3ff;
  border-radius: 8px;
  padding: 16px 20px;
  margin-bottom: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
}

.rdvpro-summary-item strong {
  display: block;
  font-size: 13px;
  color: var(--rdvpro-muted);
  font-weight: 500;
}

.rdvpro-summary-item span {
  font-weight: 600;
  color: var(--rdvpro-primary);
}

/* ---- Client form ---- */
.rdvpro-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 24px;
}

@media (max-width: 560px) {
  .rdvpro-form-grid { grid-template-columns: 1fr; }
}

.rdvpro-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.rdvpro-field-full { grid-column: 1 / -1; }

.rdvpro-field label {
  font-size: 13px;
  font-weight: 600;
  color: var(--rdvpro-text);
}

.rdvpro-field label .required { color: var(--rdvpro-danger); }

.rdvpro-input {
  padding: 11px 14px;
  border: 2px solid var(--rdvpro-border);
  border-radius: 8px;
  font-size: 15px;
  transition: border-color .2s;
  background: #fff;
  color: var(--rdvpro-text);
  width: 100%;
  box-sizing: border-box;
}

.rdvpro-input:focus {
  outline: none;
  border-color: var(--rdvpro-primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}

.rdvpro-input.has-error { border-color: var(--rdvpro-danger); }

/* ---- Buttons ---- */
.rdvpro-nav-row {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 8px;
}

.rdvpro-btn {
  padding: 12px 28px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background .2s, transform .1s, box-shadow .2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.rdvpro-btn:active { transform: scale(.98); }

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

.rdvpro-btn-primary:hover:not(:disabled) {
  background: var(--rdvpro-primary-h);
  box-shadow: 0 4px 12px rgba(79,70,229,.35);
}

.rdvpro-btn-primary:disabled {
  background: #c7d2fe;
  cursor: not-allowed;
}

.rdvpro-btn-ghost {
  background: transparent;
  color: var(--rdvpro-muted);
  border: 2px solid var(--rdvpro-border);
}

.rdvpro-btn-ghost:hover {
  border-color: var(--rdvpro-primary);
  color: var(--rdvpro-primary);
  background: #f5f3ff;
}

/* Submitting state */
.rdvpro-btn.loading {
  pointer-events: none;
  opacity: .75;
}

/* ---- Error message ---- */
.rdvpro-error-msg {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
}

/* ---- Success panel ---- */
.rdvpro-success-wrap {
  text-align: center;
  padding: 20px 0 10px;
}

.rdvpro-success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--rdvpro-success);
  color: #fff;
  font-size: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  animation: rdvpro-pop .4s cubic-bezier(.175,.885,.32,1.275);
}

@keyframes rdvpro-pop {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

.rdvpro-success-wrap h2 {
  font-size: 24px;
  margin: 0 0 12px;
}

.rdvpro-success-wrap p {
  color: var(--rdvpro-muted);
  font-size: 15px;
  max-width: 420px;
  margin: 0 auto 20px;
  line-height: 1.6;
}

.rdvpro-success-details {
  background: #f0fdf4;
  border-radius: 10px;
  padding: 16px 24px;
  display: inline-block;
  text-align: left;
  margin-bottom: 28px;
  font-size: 14px;
  min-width: 260px;
}

.rdvpro-success-details p {
  margin: 6px 0;
  color: var(--rdvpro-text);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 480px) {
  .rdvpro-panel { padding: 20px 16px; }
  .rdvpro-steps { gap: 0; }
  .rdvpro-step-line { min-width: 16px; }
  .rdvpro-step-label { font-size: 10px; }
  .rdvpro-slots-grid { grid-template-columns: repeat(2,1fr); }
}