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18px}.modern-brand{text-align:left;align-items:center;gap:12px;display:flex}.brand-mark{background:var(--gradient-primary);color:#fff;width:44px;height:44px;box-shadow:var(--shadow-sm);border-radius:14px;place-items:center;font-size:18px;display:grid}.sidebar-brand h2{font-size:17px;font-weight:800}.sidebar-brand p{color:var(--text-muted);font-size:12px}.sidebar-section-label{color:var(--text-muted);letter-spacing:.14em;text-transform:uppercase;padding:14px 20px 6px;font-size:11px}.sidebar-nav{flex:1;padding:8px 12px 12px;overflow-y:auto}.nav-item{color:var(--text-secondary);border:1px solid #0000;border-radius:14px;align-items:center;gap:12px;margin-bottom:6px;padding:12px 14px;transition:all .18s;display:flex}.nav-item:hover{color:var(--text-primary);background:#66a3ff0f;border-color:#66a3ff1f}.nav-item.active{color:var(--text-primary);background:linear-gradient(135deg,#66a3ff29,#8b5cf624);border-color:#66a3ff42;box-shadow:inset 0 1px #ffffff0a}.nav-item 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