.sidebar{position:fixed;left:0;top:0;width:260px;height:100vh;background:#fff;border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100}.sidebar-header{padding:24px;border-bottom:1px solid var(--border)}.logo{display:flex;align-items:center;gap:12px}.logo-icon{font-size:32px}.logo-text{font-size:24px;font-weight:700;color:var(--text-primary)}.sidebar-nav{flex:1 1;padding:16px;overflow-y:auto}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);color:var(--text-secondary);text-decoration:none;transition:all var(--transition-fast);margin-bottom:4px;position:relative}.nav-item.active,.nav-item:hover{background:var(--orange-soft-bg);color:var(--orange-primary)}.nav-item.active{font-weight:600}.nav-item.active:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--orange-primary);border-radius:0 4px 4px 0}.nav-icon{font-size:20px}.nav-label{font-size:14px}.sidebar-footer{padding:16px;border-top:1px solid var(--border)}.user-profile{display:flex;align-items:center;gap:12px;padding:12px;border-radius:var(--radius-md);background:var(--bg-section)}.user-avatar{font-size:32px}.user-info{flex:1 1}.user-name{font-size:14px;font-weight:600;color:var(--text-primary)}.user-wallet{font-size:12px;color:var(--text-secondary);font-family:monospace}