:root{--bg:#e8edf2;--shadow-dark:#c8cdd4;--shadow-light:#fff;--accent:#6c9bd1;--accent-hover:#5a89bf;--accent-strong:#3d6fa8;--accent-strong-hover:#325c8c;--danger:#a63a2e;--danger-hover:#8c3026;--text-primary:#3a4a5c;--text-muted:#8a9ab0;--radius-card:16px;--radius-input:10px;--sidebar-w:220px}.nm-raised{box-shadow:6px 6px 12px var(--shadow-dark), -6px -6px 12px var(--shadow-light)}.nm-inset{box-shadow:inset 4px 4px 8px var(--shadow-dark), inset -4px -4px 8px var(--shadow-light)}.nm-btn{box-shadow:4px 4px 8px var(--shadow-dark), -4px -4px 8px var(--shadow-light);transition:box-shadow .15s}.nm-btn:active{box-shadow:inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{background-color:var(--bg);height:100%;color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--shadow-dark);border-radius:3px}.flex-center{justify-content:center;align-items:center;display:flex}.flex-col{flex-direction:column;display:flex}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.text-muted{color:var(--text-muted)}.btn{border-radius:var(--radius-input);background:var(--bg);height:32px;color:var(--text-primary);white-space:nowrap;cursor:pointer;box-shadow:3px 3px 6px var(--shadow-dark), -3px -3px 6px var(--shadow-light);border:none;justify-content:center;align-items:center;gap:6px;padding:0 14px;font-family:inherit;font-size:12.5px;font-weight:600;line-height:1;transition:color .15s,background .15s,box-shadow .15s;display:inline-flex}.btn:hover:not(:disabled){color:var(--accent-strong)}.btn:active:not(:disabled){box-shadow:inset 3px 3px 6px var(--shadow-dark), inset -3px -3px 6px var(--shadow-light)}.btn:focus-visible{box-shadow:0 0 0 2px var(--accent-strong), 3px 3px 6px var(--shadow-dark), -3px -3px 6px var(--shadow-light);outline:none}.btn:disabled{color:var(--text-muted);cursor:not-allowed;box-shadow:inset 2px 2px 4px var(--shadow-dark), inset -2px -2px 4px var(--shadow-light)}.btn-lg{height:36px;padding:0 20px;font-size:13px}.btn-sm{height:26px;box-shadow:2px 2px 4px var(--shadow-dark), -2px -2px 4px var(--shadow-light);border-radius:8px;padding:0 11px;font-size:11.5px}.btn-xs{height:22px;box-shadow:2px 2px 4px var(--shadow-dark), -2px -2px 4px var(--shadow-light);border-radius:7px;padding:0 9px;font-size:10.5px}.btn-sm:active:not(:disabled),.btn-xs:active:not(:disabled){box-shadow:inset 2px 2px 4px var(--shadow-dark), inset -2px -2px 4px var(--shadow-light)}.btn-block{width:100%}.btn-primary{background:var(--accent-strong);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-strong-hover);color:#fff}.btn-primary:disabled{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--danger-hover);color:#fff}.btn-danger:disabled{background:var(--bg)}