/* assets/css/sidebar.css — Discord-подобное боковое меню */

.discord-sidebar {
    width: 56px;
    min-width: 56px;
    height: 100vh;
    background: rgba(12, 12, 30, 0.96);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px 0;
    overflow-y: auto;
    overflow-x: hidden;
    flex-shrink: 0;
    z-index: 50;
    border-right: 1px solid var(--glass-border);
    position: relative;
}

.discord-sidebar::-webkit-scrollbar {
    width: 0;
    background: transparent;
}

.discord-sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    right: -1px;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, transparent, var(--primary), var(--secondary), var(--accent), var(--primary), transparent);
    background-size: 100% 300%;
    opacity: 0.5;
    pointer-events: none;
}

.discord-menu-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    padding: 4px 0;
}

.group-divider {
    width: 24px;
    height: 1.5px;
    background: var(--glass-border);
    margin: 6px 0;
    border-radius: 2px;
}

.discord-menu-item {
    width: 38px;
    height: 38px;
    min-width: 38px;
    min-height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 15px;
    cursor: pointer;
    transition: background 0.1s ease, color 0.1s ease;
    position: relative;
    margin-bottom: 2px;
    flex-shrink: 0;
    background: transparent;
    border: none;
    text-decoration: none;
}

.discord-menu-item i {
    font-size: 16px;
    margin: 0;
    padding: 0;
    line-height: 1;
}

.discord-menu-item::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 0;
    border-radius: 0 3px 3px 0;
    background: linear-gradient(180deg, var(--primary), var(--secondary));
    transition: height 0.1s ease;
}

.discord-menu-item.active::before {
    height: 18px;
}

.discord-menu-item.active {
    color: var(--text-primary);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
}

.discord-menu-item .item-tooltip {
    display: none;
    position: absolute;
    left: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    color: var(--text-primary);
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    z-index: 100;
    box-shadow: var(--shadow-lg);
    pointer-events: none;
    border: 1px solid var(--glass-border);
    letter-spacing: 0.3px;
}

.discord-menu-item .item-tooltip::before {
    content: '';
    position: absolute;
    left: -5px;
    top: 50%;
    transform: translateY(-50%);
    border-top: 5px solid transparent;
    border-bottom: 5px solid transparent;
    border-right: 5px solid var(--glass-bg);
}

.discord-menu-item .item-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    background: var(--danger);
    color: #ffffff;
    font-size: 8px;
    font-weight: 700;
    min-width: 14px;
    height: 14px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    border: 2px solid var(--bg-dark);
}

.discord-menu-item .item-badge.hidden {
    display: none;
}

.discord-menu-item:hover {
    color: var(--text-primary);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.04);
}

.discord-menu-item:hover .item-tooltip {
    display: block;
}