.btn {
    padding: 0.85rem 1.75rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(100, 108, 255, 0.3);
}
.btn-outline {
    background: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}
.btn-outline:hover {
    background: rgba(100, 108, 255, 0.1);
}
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}
.form-link {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}
.form-link:hover {
    background: rgba(116, 123, 255, 0.15);
    border-bottom-color: #747bff;
}
.form-link:focus {
    outline: 1px solid #646cff;
    outline-offset: 1px;
    border-radius: 1px;
}