/* À ajouter dans style.css ou créer sidebar-collapse.css */
.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
    height: 60px;
}

.sidebar.collapsed .sidebar-header {
    margin-bottom: 15px;
    height: 40px;
    justify-content: center;
}

.sidebar-toggle-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #fff;
    width: 35px;
    height: 35px;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.sidebar-toggle-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: scale(1.05);
}

.sidebar.collapsed {
    width: 80px;
    padding-left: 0 !important;
    padding-right: 0 !important;
}

.sidebar.collapsed .logo {
    display: none;
}

.sidebar.collapsed .categories-title,
.sidebar.collapsed .categories-list {
    display: none;
}

.sidebar.collapsed .nav-menu a span,
.sidebar.collapsed .categories-list a span {
    display: none;
}

.sidebar.collapsed .nav-menu a,
.sidebar.collapsed .categories-list a {
    justify-content: center;
    padding: 10px;
}

.sidebar.collapsed .nav-menu a i {
    margin: 0;
    font-size: 20px;
}

.sidebar.collapsed ~ .main-content {
    margin-left: 80px;
}

.sidebar.collapsed ~ .player-bar {
    left: 80px;
}

/* Transitions */
.sidebar,
.main-content,
.player-bar {
    transition: all 0.3s ease;
}

/* Tooltips en mode réduit */
.sidebar.collapsed .nav-menu a::after,
.sidebar.collapsed .categories-list a::after {
    content: attr(title);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.95);
    color: #fff;
    padding: 8px 12px;
    border-radius: 6px;
    white-space: nowrap;
    margin-left: 10px;
    font-size: 13px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.sidebar.collapsed .nav-menu a:hover::after,
.sidebar.collapsed .categories-list a:hover::after {
    opacity: 1;
}

@media (max-width: 992px) {
    .sidebar-toggle-btn {
        display: none;
    }
}