/* 按钮样式 */
.btn-primary {
    background: var(--primary-blue);
    color: var(--white);
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    font-size: smaller;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(59, 130, 246, 0.5);
    box-shadow: 0 0 15px rgba(59, 130, 246, 0.4),
                inset 0 0 15px rgba(59, 130, 246, 0.2);
}

.btn-primary:hover {
    background: var(--secondary-blue);
    transform: translateY(-2px);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    padding: 12px 24px;
    border: 2px solid var(--primary-blue);
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
}