.terminal-shell{height:100vh;display:grid;grid-template-columns:72px minmax(0,1fr);overflow:hidden}
.sidebar{height:100vh;border-right:1px solid var(--line);background:rgba(5,11,20,.75);backdrop-filter:blur(18px);display:flex;flex-direction:column;align-items:center;padding:16px 10px;z-index:20;overflow:hidden}
.sidebar-logo{width:36px;height:36px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,var(--purple),var(--purple2));font-weight:900;font-size:22px;box-shadow:0 10px 30px rgba(124,58,237,.4)}
.sidebar-nav{margin-top:28px;display:flex;flex-direction:column;gap:12px;width:100%;align-items:center}
.nav-item{width:52px;min-height:52px;border:1px solid var(--line);border-radius:10px;background:rgba(255,255,255,.035);color:var(--text);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px}
.nav-item span{font-size:18px;line-height:1}
.nav-item small{font-size:10px;color:#e2e8f0}
.nav-item.active{background:rgba(124,58,237,.28);border-color:rgba(168,85,247,.7);box-shadow:inset 3px 0 0 var(--purple2)}
.nav-item.settings{margin-top:auto}