/*
Theme Name: 光影时刻
Theme URI: https://example.com/yueshiguang
Author: 开发者
Author URI: https://example.com
Description: 一个以图片展示为主的WordPress主题，集成了AJAX技术
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: yueshiguang
Tags: 图片, 响应式, AJAX, 简约
*/

/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

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

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: bold;
    color: #333;
    text-decoration: none;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: #007bff;
}

/* 英雄区样式 */
.hero {
    background-color: #f8f9fa;
    padding: 80px 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
    color: #333;
}

.hero p {
    font-size: 18px;
    color: #666;
    margin-bottom: 40px;
}

/* 图片网格样式 */
.image-grid {
    padding: 60px 0;
}

.image-grid h2 {
    text-align: center;
    font-size: 36px;
    margin-bottom: 40px;
    color: #333;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
}

.image-item {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.image-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.image-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.image-content {
    padding: 20px;
}

.image-content h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #333;
}

.image-content p {
    color: #666;
    margin-bottom: 15px;
}

.read-more {
    display: inline-block;
    color: #007bff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.read-more:hover {
    color: #0056b3;
}

/* 加载更多按钮 */
.load-more {
    text-align: center;
    margin: 40px 0;
}

.load-more-btn {
    background-color: #007bff;
    color: #fff;
    border: none;
    padding: 12px 30px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.load-more-btn:hover {
    background-color: #0056b3;
}

.load-more-btn:disabled {
    background-color: #6c757d;
    cursor: not-allowed;
}

/* 加载动画 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid #007bff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-left: 10px;
}

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

/* 页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    padding: 40px 0;
    text-align: center;
}

.footer-content {
    max-width: 800px;
    margin: 0 auto;
}

.footer-content p {
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.social-links a {
    color: #fff;
    font-size: 20px;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: #007bff;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 15px;
    }

    nav ul li {
        margin-left: 15px;
        margin-right: 15px;
    }

    .hero h1 {
        font-size: 36px;
    }

    .grid-container {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .image-grid h2 {
        font-size: 28px;
    }
}