/**
 * Estilos del Modal Emergente de Pago Contra Entrega (COD)
 * UX Hiper-Optimizada: Libre de Fricción, Mobile-First y Conversión Instantánea
 */

/* ==========================================================================
   ESTRUCTURA Y BACKDROP DEL MODAL
   ========================================================================== */
.cod-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.cod-modal[hidden] {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  display: none !important;
}

.cod-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.cod-modal-card {
  position: relative;
  z-index: var(--z-modal-content);
  background: white;
  width: 100%;
  max-width: 560px;
  max-height: 92vh;
  overflow-y: auto;
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.35);
  padding: var(--space-6) var(--space-6) var(--space-8);
  animation: modalScaleUp 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  -webkit-overflow-scrolling: touch;
}

@keyframes modalScaleUp {
  0% {
    transform: scale(0.94) translateY(12px);
    opacity: 0;
  }
  100% {
    transform: scale(1) translateY(0);
    opacity: 1;
  }
}

/* Botón de Cierre */
.cod-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-bg-subtle);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 10;
}

.cod-modal-close:hover {
  background: #e2e8f0;
  color: var(--color-text-main);
  transform: rotate(90deg);
}

/* ==========================================================================
   HEADER DEL MODAL
   ========================================================================== */
.cod-modal-header {
  text-align: center;
  margin-bottom: var(--space-4);
  padding-right: 28px;
}

.cod-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.cod-pulse-dot {
  width: 7px;
  height: 7px;
  background: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 6px #10b981;
}

.cod-title {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 4px;
}

.cod-subtitle {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   RESUMEN DEL PRODUCTO
   ========================================================================== */
.cod-product-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--color-bg-subtle);
  padding: 10px 12px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}

.cod-thumb-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  background: white;
  border: 1px solid var(--color-border);
}

.cod-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cod-summary-info {
  flex-grow: 1;
}

.cod-summary-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  line-height: 1.3;
  margin-bottom: 4px;
}

.cod-summary-badges {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.cod-tag-green {
  font-size: 0.68rem;
  font-weight: 700;
  color: #065f46;
  background: #d1fae5;
  padding: 1px 6px;
  border-radius: 4px;
}

.cod-tag-orange {
  font-size: 0.68rem;
  font-weight: 700;
  color: #9a3412;
  background: #ffedd5;
  padding: 1px 6px;
  border-radius: 4px;
}

/* ==========================================================================
   SELECTOR DE PACKS DENTRO DEL MODAL
   ========================================================================== */
.cod-packs-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cod-pack-card {
  position: relative;
  background: white;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cod-pack-card.is-selected {
  border-color: var(--color-primary);
  background: #f0fdf4;
}

.cod-pack-radio input {
  accent-color: var(--color-primary);
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.cod-pack-details {
  flex-grow: 1;
}

.cod-pack-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.cod-pack-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-text-main);
  cursor: pointer;
}

.cod-pack-badge {
  background: #d97706;
  color: white;
  font-size: 0.64rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

.cod-pack-sub {
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.cod-pack-gift {
  font-size: 0.7rem;
  color: #065f46;
  font-weight: 700;
}

.cod-pack-pricing {
  text-align: right;
  flex-shrink: 0;
}

.cod-pack-price {
  display: block;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--color-text-main);
}

.cod-pack-card.is-selected .cod-pack-price {
  color: var(--color-primary);
}

.cod-pack-old {
  display: block;
  font-size: 0.72rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

/* ==========================================================================
   SELECTOR DE MÉTODO DE PAGO ONLINE (WEBPAY & TRANSFERENCIA)
   ========================================================================== */
.payment-methods-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.payment-method-card {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: white;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 10px 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.payment-method-card:hover {
  border-color: #cbd5e1;
}

.payment-method-card.is-selected {
  border-color: var(--color-primary);
  background: #f0fdf4;
}

.payment-method-card input[type="radio"] {
  accent-color: var(--color-primary);
  margin-top: 3px;
  width: 18px;
  height: 18px;
}

.payment-card-body {
  flex-grow: 1;
}

.payment-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--color-text-main);
}

.badge-fast {
  background: #d1fae5;
  color: #065f46;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 1px 6px;
  border-radius: var(--radius-full);
}

.payment-card-sub {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 2px;
  line-height: 1.35;
}

.transfer-info-box {
  background: #fffbeb;
  border: 1.5px solid #fde68a;
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-top: 8px;
  font-size: 0.82rem;
  color: #78350f;
  animation: fadeInTransfer 0.25s ease;
}

@keyframes fadeInTransfer {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.transfer-info-box ul {
  list-style-type: none;
  margin: 6px 0;
  padding: 0;
}

.transfer-info-box li {
  margin-bottom: 3px;
}

.transfer-info-box small {
  display: block;
  margin-top: 6px;
  color: #92400e;
  font-weight: 600;
}

/* ==========================================================================
   CAMPOS DEL FORMULARIO Y VALIDACIONES
   ========================================================================== */
.cod-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.cod-field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.cod-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-main);
}

.cod-req {
  color: var(--color-accent);
}

.cod-help {
  font-weight: 400;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.cod-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.cod-input-icon {
  position: absolute;
  left: 12px;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  pointer-events: none;
}

.cod-input {
  width: 100%;
  height: 44px;
  padding-left: 38px;
  padding-right: 12px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: white;
  font-size: 0.9rem;
  color: var(--color-text-main);
  outline: none;
  transition: all var(--transition-fast);
}

.cod-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

/* Input Teléfono Chileno */
.cod-phone-wrap {
  position: relative;
}

.cod-phone-flag {
  position: absolute;
  left: 10px;
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-main);
  background: var(--color-bg-subtle);
  padding: 4px 6px;
  border-radius: 4px;
  border: 1px solid var(--color-border);
  pointer-events: none;
}

.cod-phone-wrap .cod-input {
  padding-left: 82px;
  font-weight: 600;
  letter-spacing: 0.03em;
}

/* Cascada Región y Comuna */
.cod-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.cod-select-wrap {
  position: relative;
}

.cod-select {
  width: 100%;
  height: 44px;
  padding-left: 12px;
  padding-right: 32px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: white;
  font-size: 0.85rem;
  color: var(--color-text-main);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cod-select:disabled {
  background: var(--color-bg-subtle);
  color: var(--color-text-light);
  cursor: not-allowed;
}

.cod-select-wrap::after {
  content: "▾";
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.cod-select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
}

/* Estados de Error */
.cod-input.has-error,
.cod-select.has-error {
  border-color: var(--color-accent);
  background: #fff1f2;
}

.cod-input.is-valid {
  border-color: #10b981;
}

.cod-error-text {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  min-height: 14px;
}

/* ==========================================================================
   RESUMEN DE TOTALES Y BOTÓN CONFIRMAR
   ========================================================================== */
.cod-order-total-box {
  background: #f8fafc;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.82rem;
}

.cod-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cod-green-text {
  color: #065f46;
  font-size: 0.78rem;
}

.cod-free-shipping {
  color: var(--color-primary);
  font-weight: 800;
}

.cod-final-amount {
  border-top: 1px dashed var(--color-border);
  padding-top: 8px;
  margin-top: 4px;
  font-weight: 700;
  color: var(--color-text-main);
  font-size: 0.95rem;
}

.cod-price-highlight {
  font-size: 1.35rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

/* Botón de Enviar */
.cod-submit-button {
  width: 100%;
  padding: 15px 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, #059669 0%, #047857 100%);
  color: white;
  font-size: 1.05rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 14px rgba(5, 150, 105, 0.4);
  transition: all var(--transition-fast);
  cursor: pointer;
  letter-spacing: -0.01em;
}

.cod-submit-button:hover:not(:disabled) {
  background: linear-gradient(135deg, #047857 0%, #065f46 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(5, 150, 105, 0.5);
}

.cod-submit-button:disabled {
  opacity: 0.75;
  cursor: wait;
}

.cod-btn-spinner {
  width: 18px;
  height: 18px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spinnerRotate 0.6s linear infinite;
  display: inline-block;
}

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

/* Micro Trust Footer */
.cod-trust-footer {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 8px;
  margin-top: 4px;
}

.cod-trust-item {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-weight: 600;
}

.cod-icon-mini {
  font-size: 0.8rem;
}

/* ==========================================================================
   ADAPTACIONES MÓVILES (SHEET DESDE EL FONDO)
   ========================================================================== */
@media (max-width: 600px) {
  .cod-modal {
    padding: 0;
    align-items: flex-end;
  }

  .cod-modal-card {
    max-height: 94vh;
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    padding: var(--space-5) var(--space-4) calc(var(--space-8) + env(safe-area-inset-bottom));
    animation: modalSlideUp 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  }

  @keyframes modalSlideUp {
    0% { transform: translateY(100%); }
    100% { transform: translateY(0); }
  }

  .cod-grid-2 {
    grid-template-columns: 1fr;
  }

  .cod-title {
    font-size: 1.15rem;
  }

  .cod-submit-button {
    font-size: 0.95rem;
    padding: 14px;
  }
}