/* FORMULARIO PARA IFRAME - FONDO TRANSPARENTE */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: transparent; /* TRANSPARENTE */
    padding: 1rem;
}

/* CONTENEDOR */
.form-container-iframe {
    max-width: 700px;
    margin: 0 auto;
}

/* FORMULARIO */
.form-iframe {
    background: rgba(255, 255, 255, 0.95); /* Blanco semi-transparente */
    border-radius: 20px;
    padding: 2.5rem 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    backdrop-filter: blur(10px);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-weight: 600;
    color: #1f2937;
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1.1rem;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    font-size: 0.95rem;
    font-family: inherit;
    color: #1f2937;
    transition: all 0.3s ease;
    background: #f9fafb;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #1e40af;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.08);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9ca3af;
}

.form-group textarea {
    resize: vertical;
    min-height: 75px;
}

/* BOTÓN DESCARGAR */
.btn-download {
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    color: #ffffff;
    border: none;
    border-radius: 10px;
    padding: 1.1rem 2rem;
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 16px rgba(30, 64, 175, 0.25);
    margin-top: 0.5rem;
}

.btn-download:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(30, 64, 175, 0.35);
    background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
}

.btn-download:active {
    transform: translateY(0);
}

.btn-download:disabled {
    background: #9ca3af;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-icon {
    font-size: 1.3rem;
}

.btn-text {
    font-size: 1.05rem;
}

/* NOTA */
.form-note {
    text-align: center;
    font-size: 0.85rem;
    color: #6b7280;
    line-height: 1.5;
    margin-top: 0.25rem;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    body {
        padding: 0.5rem;
    }
    
    .form-iframe {
        padding: 2rem 1.5rem;
        border-radius: 16px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .btn-download {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .form-iframe {
        padding: 1.5rem 1.25rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
    
    .btn-download {
        font-size: 0.95rem;
    }
}

/* ANIMACIÓN SUAVE */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-iframe {
    animation: fadeIn 0.5s ease-out;
}