.btn{border-radius:var(--radius-md);text-transform:uppercase;letter-spacing:.1em;white-space:nowrap;cursor:pointer;-webkit-user-select:none;user-select:none;border:1px solid #0000;justify-content:center;align-items:center;padding:16px 32px;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .25s cubic-bezier(.22,1,.36,1);display:inline-flex;position:relative;overflow:hidden}.btn:after{content:"";z-index:1;pointer-events:none;background:linear-gradient(90deg,#0000 0%,#ffffff4d 50%,#0000 100%);width:100%;height:100%;position:absolute;top:0;left:0;transform:translate(-100%)}.btn:hover:after{animation:.6s ease-out forwards shine-lr}.btn:before{content:"";z-index:1;pointer-events:none;opacity:0;background:linear-gradient(90deg,#0000 0%,#ffffff4d 50%,#0000 100%);width:100%;height:100%;position:absolute;top:0;left:0;transform:translate(100%)}.btn:not(:hover):before{opacity:1;animation:.6s ease-out forwards shine-rl}.btn-primary{background:linear-gradient(135deg,var(--red-primary)0%,var(--red-dark)100%);color:var(--accent-primary);border-color:var(--red-dark);box-shadow:var(--shadow-red)}.btn-primary:hover{background:linear-gradient(135deg,var(--red-light)0%,var(--red-primary)100%);box-shadow:var(--shadow-red-lg);border-color:var(--red-light);transform:translateY(-3px)}.btn-primary:active{box-shadow:var(--shadow-red);filter:brightness(.9);transform:translateY(-1px)}.btn-secondary{background:linear-gradient(135deg,var(--blue-primary)0%,var(--blue-dark)100%);color:var(--accent-primary);border-color:var(--blue-dark);box-shadow:var(--shadow-blue)}.btn-secondary:hover{background:linear-gradient(135deg,var(--blue-light)0%,var(--blue-primary)100%);box-shadow:var(--shadow-blue-lg);border-color:var(--blue-light);transform:translateY(-3px)}.btn-secondary:active{box-shadow:var(--shadow-blue);filter:brightness(.9);transform:translateY(-1px)}.btn-ghost{color:var(--text-secondary);background:0 0;border:none;padding:8px 0}.btn-ghost:hover{color:var(--text-primary);letter-spacing:.15em}