/* ============================================
   ADDITIONAL SECTIONS CSS
   Featured Publications, Speaking, Awards, Social Media
   ============================================ */

/* ===== ENHANCED SOCIAL MEDIA ICONS ===== */
.social-links-hero {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 30px;
}

.social-btn {
    width: 55px;
    height: 55px;
    background: rgba(255, 255, 255, 0.15);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.4rem;
    text-decoration: none;
    transition: all 0.4s ease;
    position: relative;
    backdrop-filter: blur(10px);
}

.social-btn:hover {
    background: var(--white);
    color: var(--primary-color);
    border-color: var(--white);
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

.social-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    background: var(--white);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}

.social-btn:hover::after {
    opacity: 1;
    transform: translateX(-50%) scale(1);
    bottom: -45px;
}

/* ===== FEATURED PUBLICATIONS ===== */
.featured-publications {
    margin-bottom: 60px;
}

.featured-title {
    font-size: 1.8rem;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.featured-title i {
    color: var(--secondary-color);
}

.featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.featured-card {
    background: var(--white);
    padding: 25px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.featured-card:hover {
    border-color: var(--secondary-color);
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.featured-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-badge.award {
    background: #F39C12;
}

.featured-ref {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-color);
    margin-bottom: 15px;
    min-height: 100px;
}

.featured-metrics {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 15px;
    padding: 12px 0;
    border-top: 1px solid #E0E0E0;
    border-bottom: 1px solid #E0E0E0;
}

.metric {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--text-light);
}

.metric i {
    color: var(--secondary-color);
}

.featured-links {
    display: flex;
    gap: 10px;
}

.featured-link {
    flex: 1;
    padding: 10px;
    background: var(--bg-light);
    color: var(--primary-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.featured-link:hover {
    background: var(--secondary-color);
    color: var(--white);
    border-color: var(--secondary-color);
    transform: translateY(-2px);
}

.featured-link.open-access {
    border-color: #27AE60;
    color: #27AE60;
}

.featured-link.open-access:hover {
    background: #27AE60;
    color: var(--white);
}

/* ===== SPEAKING SECTION ===== */
.speaking-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.speaking-card {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    display: flex;
    gap: 20px;
    transition: all 0.3s ease;
}

.speaking-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.speaking-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--white);
}

.speaking-icon.keynote {
    background: linear-gradient(135deg, #AA8A4C, #8B6F3E);
}

.speaking-icon.invited {
    background: linear-gradient(135deg, #033C5A, #002B49);
}

.speaking-icon.workshop {
    background: linear-gradient(135deg, #0066B3, #004C8C);
}

.speaking-content h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 10px;
}

.speaking-event {
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 5px;
}

.speaking-location {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.speaking-title {
    color: var(--text-color);
    font-style: italic;
    font-size: 0.95rem;
}

/* ===== AWARDS TIMELINE ===== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 100px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 80px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--secondary-color), var(--primary-color));
}

.timeline-item {
    position: relative;
    margin-bottom: 50px;
}

.timeline-year {
    position: absolute;
    left: -100px;
    top: 0;
    width: 60px;
    height: 60px;
    background: var(--secondary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 0 0 5px var(--white), 0 0 0 8px var(--secondary-color);
    z-index: 2;
}

.timeline-content {
    background: var(--white);
    padding: 30px;
    border-radius: 15px;
    box-shadow: var(--shadow);
    margin-left: 40px;
    transition: all 0.3s ease;
    display: flex;
    gap: 20px;
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.award-icon {
    width: 60px;
    height: 60px;
    min-width: 60px;
    background: linear-gradient(135deg, #FFD700, #FFA500);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.timeline-content h4 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.award-org {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.award-desc {
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 992px) {
    .featured-grid,
    .speaking-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: 0;
        padding-right: 0;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-year {
        left: 0;
        width: 60px;
    }
    
    .timeline-content {
        margin-left: 100px;
    }
}

@media (max-width: 768px) {
    .social-links-hero {
        gap: 12px;
    }
    
    .social-btn {
        width: 48px;
        height: 48px;
        font-size: 1.2rem;
    }
    
    .speaking-card {
        flex-direction: column;
    }
    
    .timeline-content {
        flex-direction: column;
        margin-left: 80px;
    }
    
    .featured-card {
        padding: 20px;
    }
    
    .featured-ref {
        min-height: auto;
    }
}

@media (max-width: 480px) {
    .social-btn {
        width: 44px;
        height: 44px;
        font-size: 1.1rem;
    }
    
    .timeline-year {
        width: 50px;
        height: 50px;
        font-size: 0.9rem;
    }
}

/* ===== FOOTER LEGAL LINKS ===== */
.footer-legal {
    margin-top: 10px;
}

.footer-legal a {
    color: var(--secondary-color);
    text-decoration: none;
}

.footer-legal a:hover {
    text-decoration: underline;
}