/* ========================================
   Bottom Sheet - Formulário Piscina dos Sonhos
   ======================================== */

.lead-sheet__overlay {
  position: fixed;
  inset: 0;
  background: rgba(33, 33, 33, 0.6);
  backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: 1000;
}

.lead-sheet__overlay.is-open {
  opacity: 1;
  visibility: visible;
}

.lead-sheet {
  position: fixed;
  inset: 0;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1001;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  pointer-events: none;
  padding: 0;
  visibility: hidden;
  transition: visibility 0s linear 400ms;
}

.lead-sheet.is-open {
  visibility: visible;
  pointer-events: auto;
  transition-delay: 0s;
}

.lead-sheet__panel {
  pointer-events: auto;
  width: 100%;
  max-width: 560px;
  max-height: 92dvh;
  background: var(--color-white);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(100%);
  transition: transform 380ms cubic-bezier(0.32, 0.72, 0.28, 1);
}

.lead-sheet.is-open .lead-sheet__panel {
  transform: translateY(0);
}

/* Handle */
.lead-sheet__handle {
  display: flex;
  justify-content: center;
  padding: var(--space-sm) 0 0;
  flex-shrink: 0;
}

.lead-sheet__handle::before {
  content: "";
  width: 48px;
  height: 5px;
  border-radius: var(--radius-full);
  background: var(--color-gray-300);
}

/* Header */
.lead-sheet__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl) var(--space-sm);
  flex-shrink: 0;
}

.lead-sheet__titles {
  flex: 1;
}

.lead-sheet__title {
  font-size: var(--font-size-xl);
  color: var(--color-gray-900);
  margin: 0 0 var(--space-xs);
  line-height: 1.25;
}

.lead-sheet__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  margin: 0;
}

.lead-sheet__close {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: var(--color-gray-100);
  color: var(--color-gray-700);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.lead-sheet__close:hover {
  background: var(--color-gray-200);
  transform: scale(1.05);
}

/* Progress */
.lead-sheet__progress {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-xl) var(--space-md);
  flex-shrink: 0;
}

.lead-sheet__steps-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-gray-600);
  white-space: nowrap;
}

.lead-sheet__progress-track {
  flex: 1;
  height: 6px;
  border-radius: var(--radius-full);
  background: var(--color-gray-200);
  overflow: hidden;
}

.lead-sheet__progress-bar {
  height: 100%;
  width: 25%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  transition: width var(--transition-base);
}

/* Body */
.lead-sheet__body {
  padding: var(--space-sm) var(--space-xl) var(--space-md);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.lead-sheet__step {
  display: none;
}

.lead-sheet__step.is-active {
  display: block;
  animation: leadSheetIn 320ms ease;
}

@keyframes leadSheetIn {
  from {
    opacity: 0;
    transform: translateX(24px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.lead-sheet__question {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--color-gray-900);
  margin: 0 0 var(--space-md);
  line-height: 1.35;
}

.lead-sheet__field {
  margin-bottom: var(--space-lg);
}

.lead-sheet__label {
  display: block;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-base);
}

.lead-sheet__input {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-family: inherit;
  color: var(--color-gray-900);
  background: var(--color-white);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.lead-sheet__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(0, 168, 232, 0.1);
}

.lead-sheet__input::placeholder {
  color: var(--color-gray-400);
}

.lead-sheet__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  border: none;
  padding: 0;
  margin: 0;
}

.lead-sheet__option {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  background: var(--color-white);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-gray-800);
  text-align: left;
  cursor: pointer;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.lead-sheet__option:hover {
  border-color: var(--color-primary-light);
  transform: translateY(-1px);
}

.lead-sheet__option.is-selected {
  border-color: var(--color-primary);
  background: rgba(0, 168, 232, 0.06);
  box-shadow: 0 0 0 4px rgba(0, 168, 232, 0.1);
}

.lead-sheet__radio {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid var(--color-gray-400);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--transition-fast);
}

.lead-sheet__option.is-selected .lead-sheet__radio {
  border-color: var(--color-primary);
}

.lead-sheet__option.is-selected .lead-sheet__radio::after {
  content: "";
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-primary);
}

.lead-sheet__option-text {
  flex: 1;
}

.lead-sheet__badge {
  flex-shrink: 0;
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: #7a4d00;
  background: linear-gradient(135deg, #ffe29a, var(--color-secondary));
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}

.lead-sheet__hint {
  display: none;
  margin-top: var(--space-md);
  font-size: var(--font-size-sm);
  color: var(--color-error);
}

.lead-sheet__hint.is-visible {
  display: block;
  animation: leadSheetIn 250ms ease;
}

/* Footer */
.lead-sheet__footer {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-xl) calc(var(--space-xl) + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--color-gray-200);
  background: var(--color-white);
  flex-shrink: 0;
}

.lead-sheet__btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition-fast), opacity var(--transition-fast), background var(--transition-fast);
  border: 2px solid transparent;
}

.lead-sheet__btn:active {
  transform: scale(0.98);
}

.lead-sheet__btn:disabled {
  opacity: 0.6;
  cursor: wait;
  transform: none;
}

.lead-sheet__btn svg {
  flex-shrink: 0;
  display: block;
}

.lead-sheet__btn--back {
  flex: 0 0 auto;
  background: transparent;
  border-color: var(--color-gray-300);
  color: var(--color-gray-700);
}

.lead-sheet__btn--back:hover {
  background: var(--color-gray-100);
}

.lead-sheet__btn--back[hidden] {
  display: none;
}

.lead-sheet__btn--next {
  background: var(--color-primary);
  color: var(--color-white);
}

.lead-sheet__btn--next:hover {
  background: var(--color-primary-dark);
}

.lead-sheet__btn--whatsapp {
  background: #25d366;
  color: var(--color-white);
}

.lead-sheet__btn--whatsapp:hover {
  background: #1eb856;
}

/* Mobile: ocupa toda a altura da tela */
@media (max-width: 639px) {
  .lead-sheet {
    align-items: stretch;
    padding: 0;
  }

  .lead-sheet__panel {
    max-width: 100%;
    height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
  }

  .lead-sheet__handle {
    display: none;
  }

  .lead-sheet__body {
    flex: 1;
  }
}

/* Desktop: vira modal centralizado mantendo estética de sheet */
@media (min-width: 640px) {
  .lead-sheet {
    align-items: center;
    padding: var(--space-xl);
    top: 0;
  }

  .lead-sheet__panel {
    border-radius: var(--radius-xl);
    max-height: 90dvh;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lead-sheet__panel,
  .lead-sheet__overlay,
  .lead-sheet__option,
  .lead-sheet__btn {
    transition: none;
  }
}