/* ========== RESPONSIVE BREAKPOINTS ========== */

/* Tablet Landscape (1024px and below) */
@media (max-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
    
    .highlights-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-slide {
        flex: 0 0 calc(50% - 10px);
    }
    
    .slide-text-wrapper {
        max-width: 50%;
        padding: 24px;
    }
    
    .slide-title {
        font-size: 1.6rem;
    }
}

/* Tablet Portrait (768px and below) */
@media (max-width: 768px) {
    .nav-list {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        gap: 16px;
        text-align: center;
    }
    
    .nav-list.active {
        display: flex;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .btn-header {
        display: none;
    }
    
    .hero-slider {
        height: 70vh;
        min-height: 500px;
    }
    
    .slide-text-wrapper {
        max-width: 70%;
        padding: 20px;
    }
    
    .slide-title {
        font-size: 1.3rem;
    }
    
    .slide-subtitle {
        font-size: 0.85rem;
    }
    
    .slide-buttons .btn {
        padding: 6px 16px;
        font-size: 0.8rem;
    }
    
    .stats-section {
        margin-top: -60px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .stat-card {
        padding: 16px 10px;
    }
    
    .stat-number {
        font-size: 1.4rem;
    }
    
    .stat-label {
        font-size: 0.65rem;
    }
    
    .about-brief-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .about-text {
        text-align: center;
    }
    
    .highlights-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }
    
    .highlight-card {
        padding: 20px 12px;
    }
    
    .highlight-icon {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .highlight-card h3 {
        font-size: 0.85rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .footer-contact p {
        justify-content: center;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .gallery-slide {
        flex: 0 0 calc(100% - 0px);
    }
    
    .gallery-slide img {
        height: 200px;
    }
}

/* Mobile (480px and below) */
@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    
    .hero-slider {
        height: 75vh;
        min-height: 550px;
    }
    
    .slide-text-wrapper {
        max-width: 90%;
        padding: 16px;
    }
    
    .slide-title {
        font-size: 1.1rem;
    }
    
    .slide-subtitle {
        font-size: 0.75rem;
    }
    
    .slide-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .slide-buttons .btn {
        width: 100%;
        justify-content: center;
    }
    
    .stats-section {
        margin-top: -50px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 10px;
    }
    
    .highlights-grid {
        grid-template-columns: 1fr;
    }
    
    .speakers-grid {
        grid-template-columns: 1fr;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
    }
    
    .slider-prev,
    .slider-next {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }
    
    .slider-prev {
        left: 10px;
    }
    
    .slider-next {
        right: 10px;
    }
    
    .gallery-prev,
    .gallery-next {
        width: 30px;
        height: 30px;
        font-size: 0.8rem;
    }
}