/* 项目作品页面样式 */
.projects-hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 4rem 2rem;
    text-align: center;
    margin-top: var(--header-height);
}

.projects-hero__title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.projects-hero__subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
}

.projects-content {
    padding: 4rem 2rem;
    background: var(--section-bg);
}

.projects-content__container {
    max-width: var(--max-width);
    margin: 0 auto;
}

/* 项目筛选器样式 */
.projects-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 2rem;
    background: white;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.filter-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.filter-btn--active {
    background: var(--primary-color);
    color: white;
}

/* 项目网格样式 */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
}

.project-card__icon {
    width: 100%;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--section-bg);
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.project-card:hover .project-card__icon {
    background: var(--primary-color);
    color: white;
}

.project-card__content {
    padding: 1.5rem;
    flex: 1;
}

.project-card__title {
    font-size: 1.25rem;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.project-card__description {
    color: var(--light-text);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.project-card__technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: var(--section-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.875rem;
    color: var(--text-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .projects-filter {
        gap: 0.5rem;
    }

    .filter-btn {
        padding: 0.4rem 1rem;
        font-size: 0.9rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
.project-card {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.project-card.animate {
    opacity: 1;
    transform: translateY(0);
}