/* ============================================
   SIDEBAR NAVIGATION COMPONENT
   ============================================ */

.app-sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 260px;
    height: 100vh;
    background: var(--glass-light);
    backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transition:
        transform 0.3s ease,
        width 0.3s ease;
    z-index: 1000;
    overflow-y: auto;
    overflow-x: hidden;
}

/* Sidebar Brand */
.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-logo {
    width: 40px;
    height: 40px;
    transition: opacity 0.3s ease;
}

.sidebar-brand-text {
    font-family: var(--font-family-title);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    transition: opacity 0.3s ease;
}

/* Sidebar Menu */
.sidebar-menu {
    list-style: none;
    padding: 16px 0;
    margin: 0;
}

.sidebar-item {
    margin-bottom: 4px;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    color: var(--color-text-light);
    text-decoration: none;
    font-family: var(--font-family-content);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-secondary);
    padding-left: 24px;
}

.sidebar-link.active {
    background: var(--glass-subtle);
    color: var(--color-primary);
    font-weight: 600;
    border-left: 3px solid var(--color-primary);
}

.sidebar-link i {
    font-size: 1.2rem;
    min-width: 24px;
    text-align: center;
    transition: transform 0.3s ease;
}

.sidebar-link:hover i {
    transform: scale(1.1);
}

.sidebar-link span {
    transition: opacity 0.3s ease;
}

/* Sidebar Collapsed State */
.app-sidebar.collapsed {
    width: 70px;
}

.app-sidebar.collapsed .sidebar-brand-text,
.app-sidebar.collapsed .sidebar-link span {
    opacity: 0;
    pointer-events: none;
}

.app-sidebar.collapsed .sidebar-link {
    justify-content: center;
    padding-left: 20px;
}

.app-sidebar.collapsed .sidebar-link:hover {
    padding-left: 20px;
}

.app-sidebar.collapsed .sidebar-link.active {
    border-left: none;
    border-bottom: 3px solid var(--color-primary);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .app-sidebar {
        transform: translateX(-100%);
    }

    .app-sidebar:not(.collapsed) {
        transform: translateX(0);
    }

    .app-sidebar.collapsed {
        transform: translateX(-100%);
        width: 260px;
    }
}

/* Scrollbar Styling */
.app-sidebar::-webkit-scrollbar {
    width: 6px;
}

.app-sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

.app-sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.app-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.3);
}