@media (max-width: 1280px) {
    .colonne-1 { padding: 0 1em; height: 4.5rem; }
    .site-main-title .firstname,
    .site-main-title .lastname,
    .filter-btn,
    .social-link { font-size: 1.3rem; }
}

@media (max-width: 1024px) {
    .colonne-1 { 
        padding: 0 0.8em; 
        height: 2.5rem; 
    }
    .site-main-title .firstname,
    .site-main-title .lastname,
    .filter-btn,
    .social-link { font-size: 1.1rem; }
    
    .filters {
        padding: 0 0.3rem;
    }
    
    .filter-btn {
        padding: 0.2rem 0.4rem;
        margin: 0 0.1rem;
    }
    
    .social-link {
        padding: 0.2rem 0.4rem;
    }
    
    .container {
        flex-direction: column;
        gap: 0;
        padding: 0;
        height: 100vh;
        overflow: hidden;
    }
    
    .colonne-2 {
        flex: 0 0 auto;
        width: 100%;
        height: auto;
        padding: 0.5rem 0;
        display: flex;
        justify-content: center;
        background: rgba(31, 31, 31, 0.95);
        backdrop-filter: blur(10px);
        position: sticky;
        top: 0;
        z-index: 90;
    }
    
    .thumbnails-menu {
        flex-direction: row;
        gap: 0.3rem;
        padding: 0;
        width: fit-content;
    }
    
    .thumbnail-menu-container { flex-direction: row; gap: 0.2rem; }
    
    .thumbnail-menu-item {
        flex-direction: column;
        min-width: 2rem;
        gap: 0;
        padding: 0;
        margin: 0;
        line-height: 0;
    }
    
    .thumbnail-menu-item img { 
        width: 2rem; 
        height: 2rem; 
        margin: 0;
        padding: 0;
        display: block;
    }
    
    .thumbnail-title { display: none; }
    
    .colonne-3 {
        flex: 1;
        width: 100%;
        height: 0;
        min-height: 0;
        padding: 1rem 0.5rem;
    }
    
    .scroll-image-item {
        max-width: 90vw;
        margin: 0 auto 2rem;
        padding: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .scroll-image-item img { 
        max-height: 65vh; 
        width: auto;
        max-width: 100%;
        margin: 0 auto;
        padding: 0;
        display: block;
    }
    
    .scroll-image-info { 
        font-size: 0.8rem; 
        padding: 0.3rem 0; 
        margin: 0.5rem 0 0 0;
        width: 100%;
        text-align: center;
    }
    
    .scroll-image-info h3 { 
        font-size: 0.9rem; 
        margin: 0 0 0.1rem 0;
    }
    
    .scroll-image-info p {
        margin: 0;
        padding: 0;
    }
}

@media (max-width: 768px) {
    .colonne-1 { 
        padding: 0 0.6em; 
        height: 2.5rem; 
    }
    .site-main-title .firstname,
    .site-main-title .lastname,
    .filter-btn,
    .social-link { font-size: 0.9rem; }
    
    .colonne-2 { padding: 0.4rem 0; }
    .thumbnails-menu { gap: 0.5rem; }
    .thumbnail-menu-container { gap: 0.4rem; }
    .thumbnail-menu-item { min-width: 2.2rem; }
    .thumbnail-menu-item img { width: 2.2rem; height: 2.2rem; }
    .scroll-image-item img { max-height: 55vh; }
}

@media (max-width: 480px) {
    .colonne-1 {
        padding: 0 0.2rem;
        flex-wrap: wrap;
        min-height: 3.5rem;
        gap: 0.2rem;
        justify-content: center;
        align-items: center;
    }
    
    .site-main-title {
        width: 100%;
        justify-content: center;
        height: 1.5rem;
        text-align: center;
        line-height: 1.5rem;
    }
    
    .site-main-title .firstname { margin-right: 0.1rem; }
    
    .filters {
        justify-content: center;
        height: 1.5rem;
        gap: 0.3rem;
        line-height: 1.5rem;
        padding: 0;
    }
    
    .filter-btn { 
        letter-spacing: 0.01rem;
        padding: 0.1rem 0.3rem;
    }
    
    .social-container {
        height: 1.5rem;
        display: flex;
        justify-content: center;
        line-height: 1.5rem;
    }
    
    .social-link {
        padding: 0.1rem 0.3rem;
    }
    
    .colonne-2 { padding: 0.3rem 0; }
    .thumbnails-menu { gap: 0.5rem; }
    .thumbnail-menu-container { gap: 0.4rem; }
    .thumbnail-menu-item { min-width: 2.2rem; }
    .scroll-image-item { margin: 0 auto 0.6rem; }
    .scroll-image-item img { max-height: 45vh; }
    .scroll-image-info { padding: 0.1rem 0; margin-top: 0.1rem; }
    .scroll-image-info h3 { margin-bottom: 0.05rem; }
}