/* =======================================
   椤圭洰椤甸潰鐗瑰畾鏍峰紡
   ======================================= */

 .projects-hero {
    background: var(--bg-secondary);
    padding: 120px 0 80px;
}

 .projects-hero h1 {
    font-size: 3.5rem;
    color: var(--text-primary);
    font-weight: 800;
    text-shadow: none;
}

 .projects-hero p {
    font-size: 1.3rem;
    color: var(--text-secondary);
    text-shadow: none;
}

/* 鍒嗙被閫夋嫨鍖?*/
.projects-category-section {
    padding: 40px 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-light);
}

.projects-category-section h2 {
    text-align: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.category-filter {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.category-btn {
    background: var(--card-bg);
    border: 2px solid var(--border-light);
    color: var(--text-secondary);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
}

.category-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.category-btn.active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
    box-shadow: var(--glow);
}

body.theme-light .category-btn {
    background: white;
    color: #666;
}

body.theme-light .category-btn.active {
    background: #333;
    border-color: #333;
    color: white;
    box-shadow: none;
}

body.theme-colorful .category-btn.active {
    background: #ff6b6b;
    border-color: #ff6b6b;
    box-shadow: 0 5px 20px rgba(255, 107, 107, 0.3);
}

/* 椤圭洰缃戞牸 */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
    padding: 40px 0;
}

/* 椤圭洰鍗＄墖 */
.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(0,212,255,0.15);
}

.project-image {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--bg-secondary);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image img {
    transform: scale(1.08);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 212, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    background: white;
    color: #00d4ff;
    padding: 10px 25px;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.project-link:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(0,212,255,0.3);
}

/* 椤圭洰淇℃伅 */
.project-info {
    padding: 25px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    color: var(--text-primary);
    margin: 0 0 10px;
    font-size: 1.2rem;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
    margin: 0 0 15px;
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.tag {
    display: inline-block;
    background: rgba(0, 212, 255, 0.1);
    color: var(--primary-color);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 10px;
    border-top: 1px solid var(--border-light);
}

.category-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.date {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

body.theme-light .project-link {
    background: white;
    color: #333;
}

body.theme-light .project-overlay {
    background: rgba(51, 51, 51, 0.9);
}

body.theme-light .tag {
    background: #e0e0e0;
    color: #333;
}

body.theme-light .category-badge {
    background: #333;
    color: white;
}

body.theme-colorful .project-overlay {
    background: rgba(255, 107, 107, 0.9);
}

body.theme-colorful .project-link {
    color: #ff6b6b;
}

body.theme-colorful .tag {
    background: rgba(255, 107, 107, 0.1);
    color: #ff6b6b;
}

body.theme-colorful .category-badge {
    background: #ff6b6b;
    color: white;
}

/* 鍝嶅簲寮?*/
@media (max-width: 768px) {
    .projects-hero h1 { font-size: 2.2rem; }
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .project-image { height: 180px; }
}