.comprar-container {
    padding: 30px 0;
    min-height: 70vh;
}

.comprar-titulo {
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-dark);
    font-size: 2rem;
    position: relative;
    padding-bottom: 15px;
}

.comprar-titulo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--color-secondary);
}

.comprar-contenido {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 30px;
}

.resumen-pedido {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 20px;
    height: fit-content;
    position: sticky;
    top: 20px;
}

.resumen-pedido h3 {
    margin-top: 0;
    padding-bottom: 10px;
    border-bottom: 1px solid #eee;
    color: var(--color-dark);
    margin-bottom: 15px;
}

.productos-resumen {
    max-height: 300px;
    overflow-y: auto;
    margin-bottom: 20px;
}

.producto-resumen {
    display: flex;
    padding: 10px 0;
    border-bottom: 1px solid #f5f5f5;
    align-items: center;
}

.producto-resumen:last-child {
    border-bottom: none;
}

.producto-resumen img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    margin-right: 10px;
    border-radius: 4px;
}

.producto-resumen-info {
    flex-grow: 1;
}

.producto-resumen-info h4 {
    margin: 0 0 5px 0;
    font-size: 0.9rem;
    color: var(--color-dark);
}

.producto-resumen-info p {
    margin: 0;
    font-size: 0.8rem;
    color: #666;
}

.producto-resumen-total {
    font-weight: bold;
    color: var(--color-secondary);
}

.resumen-total {
    border-top: 1px solid #eee;
    padding-top: 15px;
}

.formulario-compra {
    background: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 25px;
}

.form-seccion {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #f5f5f5;
}

.form-seccion:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-seccion h3 {
    margin-top: 0;
    margin-bottom: 20px;
    color: var(--color-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-seccion h3 i {
    color: var(--color-accent);
}

.form-group {
    margin-bottom: 20px;
}

.form-group.doble {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-dark);
    font-size: 0.9rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--color-accent);
    outline: none;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

.form-group input.input-error,
.form-group select.input-error {
    border-color: var(--color-danger);
}

.form-group input.input-error:focus,
.form-group select.input-error:focus {
    box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.2);
}

.error-message {
    color: var(--color-danger);
    font-size: 0.8rem;
    margin-top: 5px;
    min-height: 16px;
    display: none;
}

.error-message.show {
    display: block;
}

.info-tarjeta {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 6px;
    margin-top: 15px;
    border-left: 4px solid var(--color-accent);
}

.form-acciones {
    display: flex;
    justify-content: space-between;
    gap: 15px;
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

/* Modal de confirmación */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-contenido {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    max-width: 450px;
    width: 100%;
    text-align: center;
    animation: modalAppear 0.3s ease;
}

@keyframes modalAppear {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.modal-icono {
    font-size: 3.5rem;
    color: var(--color-success);
    margin-bottom: 15px;
}

.modal-contenido h3 {
    margin: 0 0 15px 0;
    color: var(--color-dark);
}

.modal-contenido p {
    margin-bottom: 25px;
    color: #666;
}

.modal-acciones {
    display: flex;
    justify-content: center;
}

/* Responsive */
@media (max-width: 968px) {
    .comprar-contenido {
        grid-template-columns: 1fr;
    }
    
    .resumen-pedido {
        position: static;
        margin-bottom: 20px;
    }
}

@media (max-width: 768px) {
    .form-group.doble {
        grid-template-columns: 1fr;
    }
    
    .form-acciones {
        flex-direction: column;
    }
    
    .form-acciones .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .comprar-container {
        padding: 15px 0;
    }
    
    .comprar-titulo {
        font-size: 1.5rem;
        margin-bottom: 20px;
    }
    
    .formulario-compra,
    .resumen-pedido {
        padding: 15px;
    }
    .modal-contenido {
        padding: 20px;
    }
}