.header{z-index:100;border-bottom:1px solid var(--border);align-items:center;height:70px;display:flex;position:sticky;top:0}.header-content{justify-content:space-between;align-items:center;width:100%;display:flex}.logo{align-items:center;gap:var(--space-2);color:var(--primary);font-size:1.5rem;font-weight:800;text-decoration:none;display:flex}.logo-icon{font-size:2rem}.nav{align-items:center;gap:var(--space-6);display:flex}.nav-link{color:var(--text-muted);font-weight:600;transition:color .2s}.nav-link:hover{color:var(--primary)}.btn-logout{border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;color:var(--text-muted);background:0 0;padding:.5rem 1rem;font-weight:600}.btn-logout:hover{border-color:var(--error);color:var(--error)}.user-badge{background:var(--primary);color:#fff;width:40px;height:40px;box-shadow:var(--shadow-sm);border-radius:50%;justify-content:center;align-items:center;font-weight:700;display:flex}.btn-sm{padding:.5rem 1.25rem;font-size:.875rem}.cursor-not-allowed{cursor:not-allowed!important}.opacity-50{opacity:.5}.opacity-70{opacity:.7}