.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;border-radius:50px;font-weight:500;cursor:pointer;transition:all .3s ease;text-decoration:none}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 8px 20px rgba(59,130,246,.3)}.btn--primary:active:not(:disabled){transform:translateY(0)}.btn--secondary{background:var(--button-background);color:var(--foreground);border:1px solid var(--card-border)}.btn--secondary:hover:not(:disabled){background:var(--button-hover);transform:translateY(-2px)}.btn--secondary:active:not(:disabled){transform:translateY(0)}.btn--small{padding:8px 16px;font-size:14px}.btn--medium{padding:12px 24px;font-size:16px}.btn--large{padding:14px 32px;font-size:18px}@media(max-width:768px){.btn--large{padding:10px 24px;font-size:16px}.btn--medium{padding:8px 20px;font-size:14px}}