/* Paleta index — beige, amarillo, negro */
:root {
    --beige-light: #f3ede0;
    --black: #000000;
    --beige-dark: #d5b690;
    --yellow: #fffc00;
    --beige-muted: #d6ccc2;
}

.newsletter-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10050;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: coursePromoFadeIn 0.3s ease;
}

.newsletter-modal-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
}

.newsletter-modal-content {
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, var(--beige-light) 100%);
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
    animation: coursePromoSlideUp 0.4s ease;
    z-index: 10001;
}

/* —— Popup curso IA: colores index —— */
#coursePromoModal .course-promo-content {
    border: 3px solid var(--black);
    max-width: 640px;
}

#coursePromoModal .course-promo-header {
    background: linear-gradient(135deg, var(--black) 0%, #1a1a1a 100%);
    color: var(--beige-light);
    padding: 30px 40px 25px;
    border-radius: 17px 17px 0 0;
    text-align: center;
    border-bottom: 4px solid var(--yellow);
}

#coursePromoModal .course-promo-badge {
    display: inline-block;
    background: var(--yellow);
    color: var(--black);
    font-weight: 700;
    font-size: 0.85em;
    padding: 6px 14px;
    border-radius: 20px;
    margin-bottom: 12px;
    border: 2px solid var(--black);
}

#coursePromoModal .newsletter-modal-header h2 {
    margin: 0 0 10px;
    font-size: 1.8em;
    font-weight: 700;
    color: var(--beige-light);
}

#coursePromoModal .newsletter-modal-date {
    margin: 0;
    font-size: 0.9em;
    opacity: 0.85;
    font-style: italic;
    color: var(--beige-muted);
}

#coursePromoModal .newsletter-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    font-size: 32px;
    color: var(--yellow);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 10002;
}

#coursePromoModal .newsletter-modal-close:hover {
    background-color: rgba(255, 252, 0, 0.15);
    transform: rotate(90deg);
}

#coursePromoModal .newsletter-modal-body {
    padding: 30px 40px;
}

#coursePromoModal .newsletter-modal-body h3 {
    color: var(--black);
    font-size: 1.4em;
    margin: 0 0 20px;
    line-height: 1.3;
    font-weight: 700;
}

#coursePromoModal .newsletter-modal-summary {
    color: #333;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1.05em;
}

#coursePromoModal .newsletter-modal-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 25px 0;
    padding: 20px;
    background: var(--beige-light);
    border-radius: 12px;
    border: 1px solid var(--beige-muted);
    border-left: 4px solid var(--yellow);
}

#coursePromoModal .newsletter-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 150px;
    font-size: 0.95em;
    color: var(--black);
}

#coursePromoModal .newsletter-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: var(--black);
    font-weight: 700;
}

#coursePromoModal .course-promo-price {
    text-align: center;
    font-size: 1.5em;
    margin-top: 20px;
    color: var(--black);
}

#coursePromoModal .course-promo-price strong {
    color: var(--black);
    background: var(--yellow);
    padding: 2px 10px;
    border-radius: 6px;
}

#coursePromoModal .newsletter-modal-footer {
    padding: 20px 40px 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    border-top: 2px solid var(--beige-muted);
    background: var(--beige-light);
    border-radius: 0 0 17px 17px;
}

#coursePromoModal .newsletter-modal-btn-primary {
    background: var(--black);
    color: #fff;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    transition: all 0.3s ease;
    border: 3px solid var(--black);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.25);
    display: inline-block;
}

#coursePromoModal .newsletter-modal-btn-primary:hover {
    background: var(--yellow);
    border-color: var(--yellow);
    color: var(--black);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 252, 0, 0.45);
}

#coursePromoModal .newsletter-modal-btn-secondary {
    background: transparent;
    color: var(--black);
    padding: 15px 35px;
    border-radius: 50px;
    border: 2px solid var(--black);
    font-weight: 600;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

#coursePromoModal .newsletter-modal-btn-secondary:hover {
    background: var(--yellow);
    border-color: var(--yellow);
    transform: translateY(-2px);
}

@keyframes coursePromoFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes coursePromoSlideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

@media (max-width: 768px) {
    #coursePromoModal .newsletter-modal-content {
        width: 95%;
        max-height: 95vh;
        border-radius: 15px;
    }

    #coursePromoModal .course-promo-header {
        padding: 25px 20px 20px;
    }

    #coursePromoModal .newsletter-modal-header h2 {
        font-size: 1.5em;
    }

    #coursePromoModal .newsletter-modal-body {
        padding: 25px 20px;
    }

    #coursePromoModal .newsletter-modal-body h3 {
        font-size: 1.2em;
    }

    #coursePromoModal .newsletter-modal-summary {
        font-size: 1em;
    }

    #coursePromoModal .newsletter-modal-footer {
        padding: 20px;
        flex-direction: column;
    }

    #coursePromoModal .newsletter-modal-btn-primary,
    #coursePromoModal .newsletter-modal-btn-secondary {
        width: 100%;
        text-align: center;
    }

    #coursePromoModal .newsletter-feature {
        min-width: 100%;
    }
}

/* Popup newsletter (solo index) — mantiene verde */
#newsletterModal .newsletter-modal-content {
    border: 3px solid #4e7e32;
}

#newsletterModal .newsletter-modal-header {
    background: linear-gradient(135deg, #4e7e32 0%, #6fbf4f 100%);
    color: #fff;
    padding: 30px 40px 25px;
    border-radius: 17px 17px 0 0;
    text-align: center;
}

#newsletterModal .newsletter-modal-header h2 {
    margin: 0 0 10px;
    font-size: 1.8em;
    font-weight: 700;
}

#newsletterModal .newsletter-modal-date {
    margin: 0;
    font-size: 0.9em;
    opacity: 0.9;
    font-style: italic;
}

#newsletterModal .newsletter-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    font-size: 32px;
    color: #4e7e32;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
    z-index: 10002;
}

#newsletterModal .newsletter-modal-close:hover {
    background-color: rgba(78, 126, 50, 0.1);
    transform: rotate(90deg);
}

#newsletterModal .newsletter-modal-body {
    padding: 30px 40px;
}

#newsletterModal .newsletter-modal-body h3 {
    color: #4e7e32;
    font-size: 1.4em;
    margin: 0 0 20px;
    font-weight: 700;
}

#newsletterModal .newsletter-modal-summary {
    color: #333;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1.05em;
}

#newsletterModal .newsletter-modal-features {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin: 25px 0;
    padding: 20px;
    background: rgba(78, 126, 50, 0.05);
    border-radius: 12px;
    border-left: 4px solid #4e7e32;
}

#newsletterModal .newsletter-feature {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 150px;
    font-size: 0.95em;
    color: #555;
}

#newsletterModal .newsletter-icon {
    width: 24px;
    height: 24px;
    color: #4e7e32;
}

#newsletterModal .newsletter-modal-footer {
    padding: 20px 40px 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    border-top: 2px solid rgba(78, 126, 50, 0.1);
}

#newsletterModal .newsletter-modal-btn-primary {
    background: linear-gradient(135deg, #4e7e32 0%, #6fbf4f 100%);
    color: #fff;
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1em;
    border: 3px solid #4e7e32;
    box-shadow: 0 5px 20px rgba(78, 126, 50, 0.3);
    display: inline-block;
    transition: all 0.3s ease;
}

#newsletterModal .newsletter-modal-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(78, 126, 50, 0.5);
}

#newsletterModal .newsletter-modal-btn-secondary {
    background: transparent;
    color: #4e7e32;
    padding: 15px 35px;
    border-radius: 50px;
    border: 2px solid #4e7e32;
    font-weight: 600;
    font-size: 1.1em;
    cursor: pointer;
    transition: all 0.3s ease;
}

#newsletterModal .newsletter-modal-btn-secondary:hover {
    background: rgba(78, 126, 50, 0.1);
}