.ui-btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);border-radius:var(--radius-md);font-family:var(--font-main);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--transition-fast);border:none;outline:none;white-space:nowrap;text-decoration:none}.ui-btn:focus-visible{outline:var(--focus-ring);outline-offset:var(--focus-ring-offset)}.ui-btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.ui-btn-primary{background-color:var(--color-primary-blue);color:var(--color-white)}.ui-btn-primary:hover:not(:disabled){background-color:var(--color-primary-hover)}.ui-btn-cta{background:var(--gradient-success);color:var(--color-white);font-weight:var(--font-weight-bold);border-radius:var(--radius-full);box-shadow:var(--shadow-glow-green);text-transform:uppercase;letter-spacing:.5px}.ui-btn-cta:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 16px #63dd0166}.ui-btn-cta:active:not(:disabled){transform:translateY(0)}.ui-btn-secondary{background-color:var(--color-surface);color:var(--color-text-main);border:1px solid var(--color-border)}.ui-btn-secondary:hover:not(:disabled){background-color:var(--color-border)}.ui-btn-outline{background-color:transparent;border:1px solid var(--color-border-strong);color:var(--color-text-main)}.ui-btn-outline:hover:not(:disabled){background-color:var(--color-surface);border-color:var(--color-primary-blue);color:var(--color-primary-blue)}.ui-btn-danger{background-color:var(--color-error);color:var(--color-white)}.ui-btn-danger:hover:not(:disabled){background-color:var(--color-text-error)}.ui-btn-ghost{background-color:transparent;color:var(--color-text-muted)}.ui-btn-ghost:hover:not(:disabled){background-color:#0000000d;color:var(--color-text-main)}.ui-btn-sm{padding:8px 14px;font-size:var(--text-sm);min-height:36px}.ui-btn-md{padding:11px 20px;font-size:var(--text-base);min-height:44px}.ui-btn-lg{padding:14px 28px;font-size:var(--text-lg);min-height:52px}.ui-btn-full{width:100%;padding:13px;font-size:var(--text-base);min-height:48px}.ui-btn-spinner{animation:ui-btn-spin .8s linear infinite;flex-shrink:0}@keyframes ui-btn-spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.ui-btn-cta:hover:not(:disabled){transform:none}}