/* Стили меню навигации */
.sidebar {
    width: 280px;
    background-color: #F7F7F7;
    border-right: none;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: none;
}

.sidebar.collapsed {
    width: 64px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px;
    border-bottom: none;
    min-height: 64px;
}

.logo {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
    display: flex;
    align-items: center;
    position: relative;
    width: 100%;
}

.logo img {
    height: auto;
    max-width: 100%;
    display: block;
}

.logo-full {
    position: relative;
    display: block;
    opacity: 1;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.collapsed .logo-full {
    display: none !important;
    opacity: 0;
    visibility: hidden;
}

.sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    color: #6b7280;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    min-height: 32px;
}

.sidebar-toggle:hover {
    background-color: #EEEEEE;
    color: #374151;
}

.sidebar-toggle svg {
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.collapsed .sidebar-toggle svg {
    transform: rotate(180deg);
}

.sidebar-content {
    padding: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.sidebar.collapsed .sidebar-content {
    padding: 20px 16px;
}

.nav-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-menu li {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    color: #6b7280;
    text-decoration: none;
    border-radius: 8px;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 13px;
    font-weight: 500;
    position: relative;
    overflow: hidden;
}

.nav-link svg {
    flex-shrink: 0;
    transition: all 0.2s ease;
    width: 16px;
    height: 16px;
    display: block;
}

.nav-link span {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
}

.sidebar.collapsed .nav-link span {
    opacity: 0;
    width: 0;
    overflow: hidden;
    transform: translateX(-10px);
    position: absolute;
    pointer-events: none;
}

.sidebar.collapsed .nav-link svg {
    width: 16px;
    height: 16px;
    opacity: 1;
    display: block;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.nav-link:hover {
    background-color: #EEEEEE;
    color: #374151;
    transform: translateX(2px);
}

.nav-link.active {
    background-color: #EEEEEE;
    color: #111827;
    font-weight: 600;
}

.nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: #1A1A1A;
    border-radius: 0 2px 2px 0;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    align-items: center;
    padding: 10px;
    gap: 0;
}

.sidebar.collapsed .nav-link:hover {
    transform: none;
}

/* Адаптивность меню для мобильных устройств */
@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: none;
        box-shadow: none;
    }
    
    .sidebar.collapsed {
        width: 100%;
    }
    
    .sidebar-header {
        padding: 16px 20px;
        min-height: 56px;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .sidebar-content {
        padding: 16px 20px;
    }
    
    .nav-menu {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .nav-menu li {
        margin-bottom: 0;
        flex: 1;
        min-width: 0;
    }
    
    .nav-link {
        padding: 8px 12px;
        font-size: 12px;
        justify-content: center;
        text-align: center;
    }
    
    .nav-link span {
        font-size: 12px;
    }
    
    .nav-link svg {
        width: 16px;
        height: 16px;
    }
}

@media (max-width: 480px) {
    .nav-link {
        padding: 6px 10px;
        font-size: 12px;
    }
}