:root{--vela-bg:#0b1220;--vela-surface:#121a2b;--vela-surface-2:#1a2438;--vela-text:#e8eefc;--vela-muted:#93a0b8;--vela-accent:#3d8bfd;--vela-accent-2:#14b8a6;--vela-danger:#ef4444;--vela-ring:#f59e0b;--vela-ok:#22c55e;--vela-font:"Segoe UI","Helvetica Neue",sans-serif}.vela-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;border-radius:.75rem;padding:.7rem 1.1rem;font:600 .95rem/1.2 var(--vela-font);cursor:pointer;transition:transform .12s ease,opacity .12s ease,background .12s ease}.vela-btn:disabled{opacity:.45;cursor:not-allowed}.vela-btn:not(:disabled):active{transform:translateY(1px)}.vela-btn-primary{background:linear-gradient(135deg,var(--vela-accent),#2563eb);color:white}.vela-btn-secondary{background:var(--vela-surface-2);color:var(--vela-text);box-shadow:inset 0 0 0 1px #2a3854}.vela-btn-danger{background:var(--vela-danger);color:white}.vela-btn-ghost{background:transparent;color:var(--vela-muted)}