/* ============================================
   RESERVATION.CSS — Mobile-first styles for booking tunnel
   Belle Pour Son Mariage — Maquette 3
   ============================================ */

/* --- Reservation Header --- */
.res-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: var(--white);
  border-bottom: 1px solid var(--grey);
  padding: 1rem var(--container-padding);
}

.res-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
}

.res-header__logo {
  width: 110px;
  height: 36px;
}

.res-header__logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.res-header__back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--black);
  transition: color var(--duration-fast) ease;
}

.res-header__back:hover {
  color: var(--accent);
}

.res-header__back svg {
  width: 16px;
  height: 16px;
}

/* --- Stepper --- */
.stepper {
  padding-top: calc(var(--header-height) + 2rem);
  padding-bottom: var(--space-xl);
  background-color: var(--white);
}

.stepper__inner {
  padding: 0 var(--container-padding);
  max-width: 700px;
  margin: 0 auto;
}

.stepper__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.stepper__step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.375rem;
  flex: 1;
  position: relative;
}

.stepper__step::after {
  content: '';
  position: absolute;
  top: 14px;
  left: calc(50% + 16px);
  width: calc(100% - 32px);
  height: 1px;
  background-color: var(--grey);
  transition: background-color var(--duration-normal) var(--ease-out);
}

.stepper__step:last-child::after {
  display: none;
}

.stepper__step.is-completed::after {
  background-color: var(--accent);
}

.stepper__dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--grey);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--white);
  transition: all var(--duration-normal) var(--ease-out);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 700;
  color: rgba(26, 26, 26, 0.3);
  position: relative;
  z-index: 1;
}

.stepper__step.is-active .stepper__dot {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 0 4px rgba(193, 127, 89, 0.15);
}

.stepper__step.is-completed .stepper__dot {
  border-color: var(--accent);
  background-color: var(--accent);
  color: var(--white);
}

.stepper__label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.3);
  text-align: center;
  transition: color var(--duration-normal) var(--ease-out);
}

.stepper__step.is-active .stepper__label {
  color: var(--black);
}

.stepper__step.is-completed .stepper__label {
  color: var(--accent);
}

.stepper__bar {
  width: 100%;
  height: 2px;
  background-color: var(--grey);
  border-radius: 1px;
  overflow: hidden;
}

.stepper__bar-fill {
  height: 100%;
  background-color: var(--accent);
  border-radius: 1px;
  transition: width var(--duration-slow) var(--ease-out);
}

/* --- Reservation Main --- */
.res-main {
  min-height: calc(100vh - var(--header-height));
  min-height: calc(100dvh - var(--header-height));
  padding-bottom: 100px;
  background-color: var(--beige-light);
}

/* --- Step Panels --- */
.step-panel {
  display: none;
  padding: var(--space-xl) var(--container-padding);
  max-width: 700px;
  margin: 0 auto;
  animation: stepFadeIn 0.5s var(--ease-out);
}

.step-panel.is-active {
  display: block;
}

@keyframes stepFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.step-panel__title {
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-sm);
}

.step-panel__subtitle {
  font-size: var(--fs-sm);
  color: rgba(26, 26, 26, 0.6);
  margin-bottom: var(--space-2xl);
  line-height: 1.5;
}

/* --- Step 1: Appointment Type --- */
.type-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.type-card {
  border: 2px solid var(--grey);
  padding: var(--space-lg);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  background-color: var(--white);
  position: relative;
}

.type-card:hover {
  border-color: var(--accent);
}

.type-card.is-selected {
  border-color: var(--accent);
  background-color: rgba(193, 127, 89, 0.04);
}

.type-card__radio {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--grey);
  transition: all var(--duration-normal) var(--ease-out);
}

.type-card.is-selected .type-card__radio {
  border-color: var(--accent);
  background-color: var(--accent);
  box-shadow: inset 0 0 0 3px var(--white);
}

.type-card__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  margin-bottom: 0.25rem;
  padding-right: 2.5rem;
}

.type-card__price {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.type-card__desc {
  font-size: var(--fs-sm);
  color: rgba(26, 26, 26, 0.6);
  line-height: 1.5;
}

.type-card__badge {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  background-color: var(--accent);
  color: var(--white);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

/* --- Step 2: Calendar --- */
.calendar {
  background-color: var(--white);
  border: 1px solid var(--grey);
}

.calendar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  border-bottom: 1px solid var(--grey);
}

.calendar__month {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
}

.calendar__nav {
  display: flex;
  gap: var(--space-sm);
}

.calendar__nav-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--grey);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  background-color: var(--white);
}

.calendar__nav-btn:hover {
  background-color: var(--black);
  border-color: var(--black);
  color: var(--white);
}

.calendar__nav-btn svg {
  width: 14px;
  height: 14px;
}

.calendar__weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--grey);
}

.calendar__weekday {
  text-align: center;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(26, 26, 26, 0.4);
  padding: var(--space-sm) 0;
}

.calendar__days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: var(--space-sm) var(--space-md) var(--space-md);
  gap: 2px;
}

.calendar__day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  border-radius: 0;
  position: relative;
}

.calendar__day:hover:not(.is-disabled):not(.is-empty) {
  background-color: var(--beige);
}

.calendar__day.is-today {
  font-weight: 700;
}

.calendar__day.is-today::after {
  content: '';
  position: absolute;
  bottom: 4px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--accent);
}

.calendar__day.is-selected {
  background-color: var(--accent);
  color: var(--white);
}

.calendar__day.is-disabled {
  color: rgba(26, 26, 26, 0.2);
  cursor: not-allowed;
}

.calendar__day.is-empty {
  cursor: default;
}

.calendar__day.has-slots::before {
  content: '';
  position: absolute;
  top: 4px;
  right: 4px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #4CAF50;
}

/* Time Slots */
.time-slots {
  margin-top: var(--space-xl);
}

.time-slots__title {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-md);
}

.time-slots__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
}

.time-slot {
  padding: 0.75rem;
  border: 1px solid var(--grey);
  text-align: center;
  font-size: var(--fs-sm);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  background-color: var(--white);
}

.time-slot:hover {
  border-color: var(--accent);
  background-color: rgba(193, 127, 89, 0.04);
}

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

.time-slot.is-disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.time-slots__fee {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background-color: rgba(193, 127, 89, 0.08);
  border-left: 3px solid var(--accent);
  font-size: var(--fs-sm);
  line-height: 1.5;
}

.time-slots__fee strong {
  font-weight: 700;
}

/* --- Step 3: Personal Info Form --- */
.form-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.03em;
}

.form-label .required {
  color: var(--accent);
  margin-left: 2px;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--grey);
  background-color: var(--white);
  font-size: var(--fs-base);
  transition: border-color var(--duration-fast) ease;
  -webkit-appearance: none;
  appearance: none;
}

.form-input:focus,
.form-select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(193, 127, 89, 0.1);
}

.form-input::placeholder {
  color: rgba(26, 26, 26, 0.3);
}

.form-input.is-error {
  border-color: #E74C3C;
}

.form-error {
  font-size: var(--fs-xs);
  color: #E74C3C;
  display: none;
}

.form-group.has-error .form-error {
  display: block;
}

.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%231A1A1A' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-hint {
  font-size: var(--fs-xs);
  color: rgba(26, 26, 26, 0.5);
}

/* Companion counter */
.companion-counter {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.companion-counter__btn {
  width: 40px;
  height: 40px;
  border: 1px solid var(--grey);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-lg);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  background-color: var(--white);
}

.companion-counter__btn:hover {
  background-color: var(--black);
  border-color: var(--black);
  color: var(--white);
}

.companion-counter__btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.companion-counter__btn:disabled:hover {
  background-color: var(--white);
  border-color: var(--grey);
  color: var(--black);
}

.companion-counter__value {
  font-size: var(--fs-xl);
  font-weight: 700;
  min-width: 2rem;
  text-align: center;
}

.companion-counter__max {
  font-size: var(--fs-xs);
  color: rgba(26, 26, 26, 0.5);
}

/* --- Step 4: Summary --- */
.summary {
  background-color: var(--white);
  border: 1px solid var(--grey);
}

.summary__section {
  padding: var(--space-lg);
  border-bottom: 1px solid var(--grey);
}

.summary__section:last-child {
  border-bottom: none;
}

.summary__section-title {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-md);
}

.summary__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.375rem 0;
}

.summary__label {
  font-size: var(--fs-sm);
  color: rgba(26, 26, 26, 0.6);
}

.summary__value {
  font-size: var(--fs-sm);
  font-weight: 600;
  text-align: right;
}

.summary__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: var(--space-lg);
  background-color: var(--beige-light);
}

.summary__total-label {
  font-family: var(--font-display);
  font-size: var(--fs-lg);
}

.summary__total-value {
  font-family: var(--font-display);
  font-size: var(--fs-xl);
  color: var(--accent);
}

/* Conditions */
.conditions {
  margin-top: var(--space-xl);
}

.conditions__title {
  font-family: var(--font-display);
  font-size: var(--fs-md);
  margin-bottom: var(--space-md);
}

.conditions__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.conditions__item {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  font-size: var(--fs-sm);
  color: rgba(26, 26, 26, 0.6);
  line-height: 1.5;
}

.conditions__item-icon {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: var(--accent);
  margin-top: 2px;
}

/* Checkbox consent */
.checkbox-group {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
  margin-top: var(--space-xl);
  cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
  display: none;
}

.checkbox-custom {
  width: 20px;
  height: 20px;
  border: 2px solid var(--grey);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--duration-fast) ease;
  margin-top: 2px;
}

.checkbox-group input[type="checkbox"]:checked + .checkbox-custom {
  background-color: var(--accent);
  border-color: var(--accent);
}

.checkbox-custom svg {
  width: 12px;
  height: 12px;
  color: var(--white);
  opacity: 0;
  transition: opacity var(--duration-fast) ease;
}

.checkbox-group input[type="checkbox"]:checked + .checkbox-custom svg {
  opacity: 1;
}

.checkbox-text {
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: rgba(26, 26, 26, 0.7);
}

/* --- Navigation Footer --- */
.res-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--white);
  border-top: 1px solid var(--grey);
  padding: var(--space-md) var(--container-padding);
  z-index: 100;
}

.res-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 700px;
  margin: 0 auto;
  gap: var(--space-md);
}

.res-footer__back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--black);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.75rem 0;
  transition: color var(--duration-fast) ease;
}

.res-footer__back:hover {
  color: var(--accent);
}

.res-footer__back svg {
  width: 16px;
  height: 16px;
}

.res-footer__back.is-hidden {
  visibility: hidden;
}

.res-footer__next {
  flex: 1;
  max-width: 280px;
}

/* --- Confirmation Screen --- */
.confirmation {
  text-align: center;
  padding: var(--space-4xl) var(--container-padding);
  max-width: 600px;
  margin: 0 auto;
}

.confirmation__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-xl);
}

.confirmation__icon svg {
  width: 32px;
  height: 32px;
  color: var(--white);
}

.confirmation__title {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  margin-bottom: var(--space-md);
}

.confirmation__text {
  font-size: var(--fs-base);
  color: rgba(26, 26, 26, 0.6);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.confirmation__details {
  background-color: var(--white);
  border: 1px solid var(--grey);
  padding: var(--space-xl);
  text-align: left;
  margin-bottom: var(--space-xl);
}

.confirmation__detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--beige);
}

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

.confirmation__detail-label {
  font-size: var(--fs-sm);
  color: rgba(26, 26, 26, 0.6);
}

.confirmation__detail-value {
  font-size: var(--fs-sm);
  font-weight: 600;
}

.confirmation__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  align-items: center;
}

.confirmation__whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  background-color: #25D366;
  color: var(--white);
  font-weight: 600;
  font-size: var(--fs-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background-color var(--duration-fast) ease;
}

.confirmation__whatsapp:hover {
  background-color: #1EB851;
}

.confirmation__whatsapp svg {
  width: 18px;
  height: 18px;
}