/* Side Menu Styles */
.menu-toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.menu-toggle-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.side-panel-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(2px);
    z-index: 1001;
    /* Above navbar */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.side-panel {
    position: fixed;
    top: 0;
    left: 0;
    width: 300px;
    /* Slightly narrower */
    height: 100%;
    background: #0d1117;
    /* GitHub Dark Sidebar Bg */
    border-right: 1px solid #30363d;
    z-index: 1002;
    transform: translateX(-100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji";
}

.side-panel.open {
    transform: translateX(0);
}

.side-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    height: 60px;
    /* Fixed height for consistency */
}

.side-panel-header .close-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: 4px;
    color: #8b949e;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.1s, background-color 0.1s;
}

.side-panel-header .close-btn:hover {
    background-color: rgba(177, 186, 196, 0.12);
    color: #c9d1d9;
}

.side-nav-menu {
    flex: 1;
    padding: 0.5rem 1rem;
    /* Reduced padding */
    overflow-y: auto;
}

.side-nav-menu ul {
    list-style: none;
    padding: 0;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid #21262d;
    padding-bottom: 0.5rem;
}

.side-nav-menu li {
    margin-bottom: 0.25rem;
    /* Tighter list items */
}

.side-nav-menu a {
    display: flex;
    align-items: center;
    padding: 0.5rem 0.5rem;
    /* compact padding */
    color: #c9d1d9;
    /* GitHub text color */
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    /* Smaller font */
    font-weight: 400;
    line-height: 1.5;
    transition: background-color 0.2s;
}

.side-nav-menu a:hover {
    background-color: #161b22;
}

.side-nav-menu .icon {
    margin-right: 0.75rem;
    width: 16px;
    height: 16px;
    color: #8b949e;
    /* Muted icon color */
}

.side-panel-footer {
    padding: 0 1rem 1rem;
    border-top: none;
    /* Removed border */
    background: transparent;
}

.side-panel-footer p {
    font-size: 12px;
    font-weight: 600;
    color: #8b949e;
    margin: 1rem 0 0.5rem;
    padding-left: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.recent-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 14px;
    color: #c9d1d9;
    margin-bottom: 0.25rem;
    cursor: pointer;
    padding: 0.4rem 0.5rem;
    border-radius: 6px;
}

.recent-item:hover {
    background-color: #161b22;
    text-decoration: none;
}

.recent-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    cursor: pointer;
    padding: 0.3rem 0;
}

.recent-item:hover {
    text-decoration: underline;
}

.mini-avatar {
    width: 20px;
    height: 20px;
    border-radius: 50%;
}