.btn{border-radius:var(--radius-full);transition:box-shadow var(--transition-medium),background var(--transition-fast),border-color var(--transition-fast),filter var(--transition-fast);cursor:pointer;white-space:nowrap;border:1px solid #0000;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:600;text-decoration:none;display:inline-flex}.btn--sm{padding:10px 18px;font-size:.875rem}.btn--lg{padding:16px 32px;font-size:1.1rem}.btn--primary{color:var(--text-primary);-webkit-backdrop-filter:var(--glass-blur);background:#7c3aed26;border:1px solid #9d5ff599;font-weight:800;position:relative;overflow:hidden;transform:translateZ(0);box-shadow:0 0 28px #7c3aed59}.btn--primary:before{content:"";border-radius:inherit;pointer-events:none;background:linear-gradient(135deg,#ffffff26 0%,#0000 60%);position:absolute;inset:0}.btn--primary:hover{background:#7c3aed59;border-color:#9d5ff5e6;box-shadow:0 0 42px #7c3aed80}.btn--primary:active{box-shadow:0 0 12px #7c3aed59}.btn--secondary{background:var(--glass-bg);color:var(--text-primary);border:var(--glass-border);-webkit-backdrop-filter:var(--glass-blur);box-shadow:var(--glass-shadow);position:relative;overflow:hidden;transform:translateZ(0)}.btn--secondary:hover{box-shadow:var(--glass-shadow-hover);border-color:#ffffff40}.btn--secondary:active{opacity:.9}.btn--ghost{color:var(--text-secondary);background:0 0;border:1px solid #0000}.btn--ghost:hover{color:var(--text-primary);border-color:var(--border-color);background:#7c3aed0f}.btn--ghost:active{background:#7c3aed08}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn:focus-visible{outline:2px solid var(--accent-light);outline-offset:2px}