/* 滚动揭示动画 */
.reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* 多栏目布局辅助 */
.project-section {
    padding: 4rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.project-section:last-child {
    border-bottom: none;
}

.feature-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.partner-badge {
    background-color: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    display: inline-block;
    font-size: 0.9rem;
    color: var(--secondary-color);
    transition: all 0.3s ease;
}

.partner-badge:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}