/* style.css - 照片文字网站样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 头部样式 */
header {
    text-align: center;
    padding: 40px 0;
    background: white;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h1 {
    color: #2c3e50;
    font-size: 2.5em;
    margin-bottom: 10px;
}

.subtitle {
    color: #7f8c8d;
    font-size: 1.2em;
    margin-bottom: 20px;
}

.domain-display {
    background: #e8f4fd;
    color: #2c3e50;
    padding: 12px 20px;
    border-radius: 8px;
    margin: 20px auto;
    display: inline-block;
    font-weight: bold;
    font-size: 1.2em;
    border-left: 4px solid #3498db;
}

/* 内容区域 */
.content-section {
    background: white;
    padding: 30px;
    border-radius: 10px;
    margin-bottom: 30px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.content-section h2 {
    color: #2c3e50;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid #eee;
}

/* 照片网格布局 */
.photo-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.photo-card {
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    cursor: pointer;
}

.photo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.15);
}

.photo-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.photo-info {
    padding: 15px;
}

.photo-info h3 {
    color: #2c3e50;
    margin-bottom: 5px;
}

.photo-info p {
    color: #7f8c8d;
    font-size: 0.9em;
}

/* 文字内容区 */
.text-content {
    line-height: 1.8;
    margin: 20px 0;
}

.text-content p {
    margin-bottom: 15px;
}

.text-content ul, .text-content ol {
    margin-left: 25px;
    margin-bottom: 15px;
}

/* 特性展示 */
.feature-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.feature-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #e1e8ed;
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: #3498db;
    box-shadow: 0 4px 8px rgba(52, 152, 219, 0.1);
}

/* 页脚 */
footer {
    text-align: center;
    padding: 30px;
    margin-top: 50px;
    color: #7f8c8d;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

footer h3 {
    color: #2c3e50;
    margin-bottom: 15px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    h1 {
        font-size: 2em;
    }
    
    .photo-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
    
    .feature-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .photo-grid {
        grid-template-columns: 1fr;
    }
    
    .content-section {
        padding: 20px;
    }
    
    header {
        padding: 25px 0;
    }
}

/* 工具类 */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mt-30 { margin-top: 30px; }
.mb-20 { margin-bottom: 20px; }
.mb-30 { margin-bottom: 30px; }

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 1000;
    justify-content: center;
    align-items: center;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
}

.modal img {
    width: 100%;
    height: auto;
    border-radius: 5px;
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    cursor: pointer;
    z-index: 1001;
}

/* 加载动画 */
.loading {
    text-align: center;
    padding: 40px;
}

.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}