/**
 * PCTechComVn — Modal CSS
 * Child Theme CSS Module
 * Version: 1.0.0 (Sprint 0)
 *
 * Hệ thống modal/popup dùng chung.
 * JS: modal.js xử lý open/close.
 * 7+ modals trong homepage: Quote, Booking, Remote50K, Safety, LuckyWheel, Diagnose, Quiz...
 */

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(4, 26, 53, 0.75);
  backdrop-filter: blur(6px);
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--white);
  border-radius: var(--radius);
  width: min(520px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  transform: scale(0.9) translateY(20px);
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.open .modal {
  transform: scale(1) translateY(0);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: var(--gray-100);
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  color: var(--gray-700);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.modal-close:hover {
  background: var(--gray-200);
  transform: rotate(90deg);
}

.modal h2 {
  font-size: 1.35rem;
  color: var(--blue-dark);
  margin-bottom: 8px;
  padding-right: 40px;
}

.modal .modal-desc {
  font-size: 0.9rem;
  color: var(--gray-500);
  margin-bottom: 24px;
  line-height: 1.5;
}

/* Form groups inside modals */
.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-sm);
  font-family: var(--font-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

/* Quote estimate box */
.quote-estimate {
  background: var(--orange-light);
  border: 1px solid var(--orange);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-size: 0.88rem;
  margin-bottom: 16px;
  color: var(--gray-700);
}

.quote-estimate span {
  color: var(--orange-dark);
  font-weight: 700;
}

/* Lead toast (form submit success) */
.lead-toast {
  position: fixed;
  top: calc(var(--header-h) + 16px);
  right: 20px;
  z-index: 10002;
  background: var(--green);
  color: var(--white);
  padding: 14px 20px;
  border-radius: 12px;
  font-size: 0.9rem;
  box-shadow: var(--shadow-lg);
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lead-toast.show {
  transform: translateX(0);
}

@media (max-width: 768px) {
  .modal {
    padding: 24px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}