aside {
    width: 260px;
    background: var(--bg-secondary);
    padding: var(--space-md) var(--space-md);
    height: 100vh;
    position: fixed;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    border-left: 1px solid var(--border-color);
    transition: transform var(--transition-base);
    z-index: 1001;
    transform: translateX(100%);
    overflow-y: auto;
    padding-top: 15px;
}

aside.show {
    transform: translateX(0);
}

aside::-webkit-scrollbar {
    width: 4px;
}

aside::-webkit-scrollbar-track {
    background: transparent;
}

aside::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid var(--border-color);
}

.sidebar-close {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--fg-muted);
    cursor: pointer;
    transition: all var(--transition-base);
    padding: 0;
    font-size: 0.875rem;
    outline: none;
}

.sidebar-close:hover {
    border-color: var(--accent-primary);
    color: var(--fg-primary);
    background: var(--bg-tertiary);
}

.logo {
    font-weight: 500;
    font-size: 1rem;
    color: var(--fg-primary);
    letter-spacing: -0.01em;
}

nav {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
    flex: 1;
}

nav a {
    display: block;
    padding: var(--space-sm) var(--space-sm);
    color: var(--fg-secondary);
    text-decoration: none;
    font-size: 0.9375rem;
    font-weight: 400;
    transition: all var(--transition-base);
    position: relative;
    border-radius: var(--radius-sm);
    text-align: right;
}

nav a:hover {
    color: var(--fg-primary);
    background: var(--bg-tertiary);
}

nav a.active {
    color: var(--accent-primary);
    font-weight: 500;
    background: rgba(51, 77, 160, 0.1);
    border-right: 2px solid var(--accent-primary);
}

.sidebar-footer {
    padding-top: var(--space-md);
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    text-align: center;
}

.sidebar-footer .social-icons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    align-items: center;
}

.sidebar-footer .social-icons a {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--fg-muted);
    font-size: 0.875rem;
    transition: color var(--transition-base);
}

.sidebar-footer .social-icons a:hover {
    color: var(--accent-primary);
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}