.projects-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.gradient-text {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--accent), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-desc {
    color: var(--text-dim);
    font-size: 1.2rem;
    max-width: 600px;
    margin: 0 auto;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--panel);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: white;
    font-size: 3rem;
}

.project-link-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    gap: 0.5rem;
    pointer-events: none;
}

.project-link-overlay i,
.project-link-overlay span {
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
}

.project-card:hover .project-link-overlay {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.project-card:hover .project-link-overlay i,
.project-card:hover .project-link-overlay span {
    transform: translateY(0);
    opacity: 1;
}

.project-link-overlay.fade-out {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.project-link-overlay.fade-out i,
.project-link-overlay.fade-out span {
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s ease;
}

.project-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-title {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    color: white;
    white-space: nowrap;
}

.project-description {
    color: var(--text-dim);
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .projects-container {
        padding: 2rem 1rem;
    }
    
    .gradient-text {
        font-size: 2.5rem;
    }
    
    .section-desc {
        font-size: 1rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* 暗色模式适配 */
[data-theme="dark"] .project-card {
    background: rgba(30, 41, 59, 0.5);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .project-card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}