/* 画廊页面特定样式 */

/* 页面标题 */
.page-title {
    text-align: center;
    margin: 2rem 0;
    color: #e0e0e0;
}

.page-title h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-title p {
    color: #b0b0b0;
    font-size: 1.1rem;
}

/* 搜索和筛选区域 */
.gallery-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 2rem 0;
    flex-wrap: wrap;
    gap: 1rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 2rem;
}

.search-box {
    display: flex;
    align-items: center;
    background: #1a1a1a;
    border-radius: 30px;
    padding: 0.5rem 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    flex-grow: 1;
    max-width: 400px;
    border: 1px solid #333;
}

.search-box input {
    border: none;
    outline: none;
    padding: 0.5rem;
    width: 100%;
    font-size: 1rem;
    background: transparent;
    color: #e0e0e0;
}

.search-box input::placeholder {
    color: #666;
}

.category-filters {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.category-btn {
    background: #1a1a1a;
    border: 1px solid #333;
    padding: 0.5rem 1.2rem;
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    color: #b0b0b0;
    font-weight: 500;
}

.category-btn:hover, .category-btn.active {
    background: linear-gradient(90deg, #6a11cb, #2575fc);
    color: white;
    border-color: transparent;
}

/* 画廊网格布局 */
.gallery-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    padding: 0 2rem;
}

.painting-card {
    background: linear-gradient(145deg, #1a1a1a, #0f0f0f);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: 1px solid #222;
}

.painting-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(106, 17, 203, 0.2);
}

.painting-img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.painting-card:hover .painting-img {
    transform: scale(1.05);
}

.painting-info {
    padding: 1.2rem;
}

.painting-name {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #e0e0e0;
}

.painting-artist {
    color: #b0b0b0;
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.painting-year {
    color: #666;
    font-size: 0.9rem;
}

/* 加载状态 */
.loading {
    text-align: center;
    padding: 3rem;
    color: #b0b0b0;
}

.loading-spinner {
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: #6a11cb;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.error-message {
    text-align: center;
    padding: 3rem;
    color: #e74c3c;
    background-color: rgba(231, 76, 60, 0.1);
    border-radius: 10px;
    margin: 2rem auto;
    max-width: 600px;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.error-message h3 {
    margin-bottom: 1rem;
}

.error-message p {
    margin-bottom: 1.5rem;
}

/* 空状态 */
.empty-state {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: #b0b0b0;
}

.empty-state h3 {
    margin-bottom: 0.5rem;
    color: #e0e0e0;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .gallery-container {
        grid-template-columns: 1fr;
        padding: 0 1rem;
    }
    
    .gallery-controls {
        flex-direction: column;
        align-items: stretch;
        padding: 0 1rem;
    }
    
    .search-box {
        max-width: 100%;
    }
    
    .page-title h1 {
        font-size: 2rem;
    }
    
    .category-filters {
        justify-content: center;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .gallery-container {
        grid-template-columns: repeat(2, 1fr);
    }
}