/* --- Variables y Estilos Globales --- */
:root {
    --primary-color: #F97316;
    --primary-hover: #EA580C;
    --dark-blue: #0F172A;
    --mid-blue: #334155;
    --light-gray: #F8FAFC;
    --white-color: #FFFFFF;
    --border-color: #E2E8F0;
    --font-family: 'Poppins', sans-serif;
    --text-color: #333;
    --link-color: #042a63;
    --background-light: #fdfbf7;
    --background-section-alt: #eef5fd;
    /* Fondo específico para esta página */
    --background-dark: #0d1a2e;
    --text-light: #adb5bd;
    --text-dark-blue: #042a63;
    --error-color: #ef4444;
    /* Rojo para mora y errores */
    --warning-color: #f59e0b;
    /* Amarillo/Naranja para pendiente */
    --success-color: #10b981;
    /* Verde éxito */
}

/* --- Estilos Base para pagos.html --- */
body {
    font-family: var(--font-family);
    background: var(--background-light);
    color: var(--text-color);
    line-height: 1.6;
}

main.payment-main {
    padding-top: 30px;
    padding-bottom: 0px;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 40px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark-blue);
    margin-bottom: 40px;
}

/* ============================================= */
/* ===== SECCIÓN: PAGOS EN LÍNEA         ===== */
/* ============================================= */
#pagos-en-linea {
    background-color: var(--background-section-alt);
    padding-top: 60px;
}

.payment-container {
    max-width: 700px;
    margin: 0 auto;
}

.payment-steps {
    display: flex;
    justify-content: space-around;
    margin-bottom: 40px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #9ca3af;
    text-align: center;
    flex: 1;
    position: relative;
}

.step-item .step-icon {
    font-size: 2.5rem;
    margin-bottom: 8px;
    border: 2px solid #cbd5e1;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #f8fafc;
    transition: all 0.3s ease;
}

.step-item span {
    font-size: 0.9rem;
    font-weight: 500;
}

.step-item:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 30px;
    left: 50%;
    width: 100%;
    height: 2px;
    background-color: #cbd5e1;
    z-index: -1;
    transform: translateX(15%);
    transition: background-color 0.3s ease;
}

.step-item.active {
    color: var(--text-dark-blue);
}

.step-item.active .step-icon {
    border-color: var(--text-dark-blue);
    background-color: #dbeafe;
    color: var(--text-dark-blue);
}

.step-item.active::after {
    background-color: var(--text-dark-blue);
}

#step-indicator-3.active::after {
    background-color: #cbd5e1;
}

.payment-card {
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    transition: opacity 0.5s ease, transform 0.5s ease;
    animation: cardFadeIn 0.5s ease-out forwards;
}

.payment-card.hidden {
    display: none;
}

.payment-card.active {
    display: block;
}

@keyframes cardFadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.payment-card h3 {
    font-size: 1.6rem;
    color: var(--dark-blue);
    margin-bottom: 25px;
    text-align: center;
}

.payment-card label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--mid-blue);
}

.required-asterisk {
    color: var(--error-color);
    font-weight: bold;
    margin-left: 2px;
}

.payment-card input[type="text"],
.payment-card input[type="number"] {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    margin-bottom: 10px;
    transition: border-color 0.3s ease;
}

.payment-card input[type="text"]:focus,
.payment-card input[type="number"]:focus {
    border-color: var(--text-dark-blue);
    outline: none;
    box-shadow: 0 0 0 2px rgba(4, 42, 99, 0.2);
}

.payment-card input[type="number"] {
    max-width: 150px;
    display: inline-block;
    margin-left: 10px;
}

.payment-card .input-description {
    font-size: 0.9rem;
    color: #6b7280;
    margin-bottom: 25px;
    text-align: center;
}

.payment-card .btn {
    margin-top: 20px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.error-message {
    color: var(--error-color);
    font-size: 0.9rem;
    margin-top: 5px;
    text-align: center;
}

/* Estilos Paso 2 */
#payment-step-2 h3 {
    text-align: left;
    margin-bottom: 5px;
}

/* Estilos para el selector de facturas */
#invoice-selector-container {
    margin-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 20px;
}

.select-all-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    padding: 10px;
    background-color: #f8fafc;
    border-radius: 8px;
}

.select-all-container input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--text-dark-blue);
    cursor: pointer;
}

.select-all-container label {
    margin-bottom: 0;
    font-weight: 600;
    color: var(--dark-blue);
    cursor: pointer;
}

#invoice-selector-container p {
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--dark-blue);
    text-align: left;
}

/* Estilos de Acordeón de Facturas */
.invoice-group {
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 10px;
    border: 1px solid var(--border-color);
    background-color: var(--white-color);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.03);
}

.invoice-group-header {
    padding: 18px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background-color: var(--white-color);
    transition: background-color 0.3s ease;
}

.invoice-group-header:hover {
    background-color: #f8fafc;
}

.invoice-group-header span {
    font-weight: 600;
    color: var(--dark-blue);
}

.invoice-group-header .invoice-group-status {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--mid-blue);
    padding-left: 10px;
}

.invoice-group-header .invoice-group-status.en-mora {
    color: var(--error-color);
}

.invoice-group-header i {
    font-size: 1.5rem;
    color: var(--text-dark-blue);
    transition: transform 0.3s ease-out;
}

.invoice-group-header.open i {
    transform: rotate(180deg);
}

.installment-list {
    padding: 0 20px;
    background-color: #fdfdfd;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out, padding-top 0.4s ease-out, padding-bottom 0.4s ease-out;
}

.installment-list.open {
    max-height: 500px;
    padding: 10px 20px 20px 20px;
}

.invoice-option {
    display: flex;
    align-items: flex-start;
    background-color: var(--light-gray);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.invoice-option:hover {
    background-color: #eef5fd;
}

.invoice-option.selected {
    background-color: #dbeafe;
    border-color: var(--text-dark-blue);
}

.invoice-option input[type="checkbox"] {
    margin-right: 15px;
    accent-color: var(--text-dark-blue);
    width: 18px;
    height: 18px;
    cursor: pointer;
    margin-top: 4px;
    flex-shrink: 0;
}

.invoice-option label {
    margin-bottom: 0;
    font-weight: 500;
    cursor: pointer;
    flex-grow: 1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 5px 15px;
}

.invoice-option .invoice-details-summary {
    font-size: 0.9rem;
    color: var(--mid-blue);
    line-height: 1.4;
    flex-basis: 70%;
}

.invoice-option .invoice-details-summary .status-pendiente {
    color: var(--warning-color);
    font-weight: 600;
}

.invoice-option .invoice-details-summary .status-en-mora {
    color: var(--error-color);
    font-weight: 600;
}

.invoice-option .invoice-amount {
    font-weight: 600;
    color: var(--dark-blue);
    white-space: nowrap;
}

.invoice-option .invoice-installment-info {
    font-size: 0.8rem;
    color: #6b7280;
    flex-basis: 100%;
    margin-top: 2px;
}

/* Aviso de Mora */
.late-fee-notice {
    font-size: 0.85rem;
    color: var(--mid-blue);
    background-color: #fffbeb;
    border: 1px solid #fef3c7;
    border-radius: 8px;
    padding: 10px 15px;
    margin-top: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.late-fee-notice i {
    color: #f59e0b;
    font-size: 1.2rem;
}

/* Contenedor de Resumen y Pago */
#payment-summary-container.hidden {
    display: none;
}

.total-summary {
    background-color: #f8fafc;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
}

.total-summary h4 {
    font-size: 1.2rem;
    color: var(--dark-blue);
    margin-bottom: 15px;
    text-align: center;
}

.summary-item {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 1rem;
    border-bottom: 1px dashed var(--border-color);
}

.summary-item:last-child {
    border-bottom: none;
}

.summary-item span:first-child {
    color: #6b7280;
}

.summary-item strong {
    color: var(--dark-blue);
    font-size: 1.1rem;
}

.summary-item.penalty-details-summary.hidden {
    display: none;
}

.summary-item.penalty-details-summary span:first-child {
    color: var(--error-color);
    font-weight: 500;
}

.summary-item.penalty-details-summary strong {
    color: var(--error-color);
}

.summary-item.total-summary-final {
    border-top: 1px solid var(--border-color);
    margin-top: 10px;
    padding-top: 10px;
    font-weight: 700;
}

.summary-item.total-summary-final span:first-child {
    color: var(--dark-blue);
}

/* Estilo para el botón de descarga */
.download-btn {
    width: 100%;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: var(--white-color);
    color: var(--text-dark-blue);
    border: 2px solid var(--border-color);
}

.download-btn:hover {
    background-color: #eef2f7;
    border-color: #d1d5db;
}

.download-btn.hidden {
    display: none;
}

.payment-options {
    margin-bottom: 30px;
}

.payment-options h4 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: var(--dark-blue);
}

.radio-option {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.radio-option input[type="radio"] {
    margin-right: 10px;
    accent-color: var(--text-dark-blue);
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.radio-option label {
    margin-bottom: 0;
    font-weight: 500;
    cursor: pointer;
}

#partial-amount-input:disabled {
    background-color: #f1f5f9;
    cursor: not-allowed;
}

.payment-buttons {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.payment-buttons .btn {
    width: 100%;
    margin-top: 0;
}

.cancel-link {
    display: block;
    text-align: center;
    margin-top: 20px;
    color: var(--mid-blue);
    font-weight: 500;
}

.cancel-link:hover {
    color: var(--dark-blue);
}

/* Estilos Paso 3 */
#payment-step-3 h3 {
    color: var(--success-color);
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

#payment-step-3 h3 i {
    font-size: 2rem;
}

#payment-step-3 > p {
    margin-bottom: 30px;
    text-align: center;
}

/* --- ESTILOS DE RECIBO MODIFICADOS --- */
.receipt-details {
    background-color: var(--white-color);
    /* Fondo blanco */
    border: 1px solid var(--border-color);
    border-top: 4px solid var(--success-color);
    /* Borde superior verde */
    border-radius: 12px;
    padding: 25px;
    /* Más padding */
    margin-bottom: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    /* Sombra sutil */
}

.receipt-item {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding: 12px 0;
    border-bottom: 1px dashed var(--border-color);
}

.receipt-item:last-child {
    border-bottom: none;
}

.receipt-item span:first-child {
    color: #6b7280;
    margin-right: 10px;
    font-weight: 500;
}

.receipt-item strong,
.receipt-item span:last-child {
    color: var(--dark-blue);
    font-weight: 500;
}

.receipt-item strong {
    font-weight: 700;
}

#receipt-invoices {
    text-align: right;
    flex-basis: 100%;
    margin-top: 5px;
    font-size: 0.9rem;
}

/* NUEVO: Estilo para el total del recibo */
.receipt-item-total {
    border-top: 2px solid var(--border-color);
    margin-top: 10px;
    padding-top: 15px;
    align-items: center;
}

.receipt-item-total span:first-child {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark-blue);
    /* Color oscuro para la etiqueta "Valor pagado" */
}

.receipt-item-total strong#receipt-amount {
    font-size: 1.6rem;
    /* Total más grande */
    color: var(--success-color);
    /* Total en verde */
    font-weight: 700;
}

/* --- FIN ESTILOS DE RECIBO --- */

#btn-finish-payment {
    background-color: var(--white-color);
    color: #042a63;
    border: 2px solid var(--border-color);
}

#btn-finish-payment:hover {
    background-color: #eef2f7;
}

/* Estilos Paso 4 (Rechazado) */
#payment-step-4-rejected h3 {
    color: var(--error-color);
    display: flex;
    align-items: center;
    gap: 10px;
    justify-content: center;
}

#payment-step-4-rejected h3 i {
    font-size: 2rem;
}

#payment-step-4-rejected > p {
    margin-bottom: 30px;
    text-align: center;
}

.receipt-details-error {
    background-color: #fff1f2;
    border: 1px solid #ffdde0;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 30px;
}

#rejected-status {
    color: var(--error-color);
    font-weight: 700;
}

#btn-retry-payment {
    background-color: var(--white-color);
    color: #042a63;
    border: 2px solid var(--border-color);
    width: 100%;
}

#btn-retry-payment:hover {
    background-color: #eef2f7;
}


/* Estilos para contenedor "Sin Pagos Pendientes" */
#no-pending-payments-container {
    text-align: center;
    padding: 40px 20px;
    background-color: #f8fafc;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

#no-pending-payments-container.hidden {
    display: none;
}

#no-pending-payments-container i {
    font-size: 4rem;
    color: var(--success-color);
    margin-bottom: 15px;
}

#no-pending-payments-container h3 {
    font-size: 1.5rem;
    color: var(--dark-blue);
    margin-bottom: 10px;
    text-align: center;
}

#no-pending-payments-container p {
    font-size: 1.1rem;
    color: var(--mid-blue);
}

/* --- Botones --- */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: #042a63;
    color: var(--white-color);
    border: 2px solid #042a63;
}

.btn-primary:hover {
    background-color: #03306b;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(4, 42, 99, 0.2);
}

.btn-secondary {
    background-color: var(--white-color);
    color: #042a63;
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: #eef2f7;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.btn-large {
    font-size: 1.1rem;
    padding: 15px 35px;
}


/* ============================================= */
/* ===== RESPONSIVE PARA PAGOS           ===== */
/* ============================================= */
@media (max-width: 1250px) {
    main.payment-main {
        padding-top: 0px;
    }

    .section-padding {
        padding: 30px 0;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }

    .payment-steps {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
        padding-left: 10px;
        border-bottom: none;
        margin-bottom: 30px;
    }

    .step-item {
        flex-direction: row;
        gap: 15px;
        text-align: left;
    }

    .step-item .step-icon {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
        margin-bottom: 0;
    }

    .step-item::after {
        display: none;
    }

    .payment-card {
        padding: 25px;
    }

    .payment-card h3 {
        font-size: 1.4rem;
        margin-bottom: 20px;
    }

    .payment-buttons {
        grid-template-columns: 1fr;
    }

    .radio-option {
        flex-wrap: wrap;
    }

    .radio-option input[type="number"] {
        width: 100%;
        max-width: none;
        margin-left: 0;
        margin-top: 10px;
    }

    .invoice-option label {
        font-size: 0.9rem;
        flex-direction: column;
        align-items: flex-start;
    }

    .invoice-option .invoice-amount {
        margin-top: 5px;
    }

    .invoice-option .invoice-details-summary {
        font-size: 0.8rem;
    }

    .select-all-container label {
        font-size: 1rem;
    }

    .total-summary {
        padding: 15px;
    }

    .summary-item {
        font-size: 0.9rem;
    }

    .summary-item strong {
        font-size: 1rem;
    }

    .download-btn {
        margin-bottom: 20px;
    }

    /* Responsive para el recibo */
    .receipt-item-total {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }

    .receipt-item-total strong#receipt-amount {
        font-size: 1.4rem;
    }
}