/* 黏土质感主题 - 卡其色调 */
:root {
    --clay-primary: #D7A86E;
    --clay-secondary: #E3CAA5;
    --clay-dark: #8B6B4A;
    --clay-light: #FFF8EA;
    --clay-accent: #CD5C08;
    --clay-shadow: 8px 8px 16px rgba(140, 110, 70, 0.2);
    --clay-border-radius: 24px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Comic Neue', cursive, sans-serif;
}

body {
    background-color: var(--clay-light);
    color: #5C3D2E;
    line-height: 1.6;
    padding-bottom: 60px;
}

/* 黏土质感效果 */
.clay-effect {
    background: var(--clay-light);
    border-radius: var(--clay-border-radius);
    box-shadow: 
        inset 3px 3px 5px rgba(255, 255, 255, 0.8),
        inset -3px -3px 5px rgba(180, 150, 110, 0.2),
        var(--clay-shadow);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.clay-btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--clay-primary);
    color: white;
    border-radius: 50px;
    box-shadow: 
        inset 2px 2px 4px rgba(255, 255, 255, 0.3),
        inset -2px -2px 4px rgba(100, 70, 30, 0.2),
        4px 4px 8px rgba(140, 110, 70, 0.3);
    transition: all 0.3s ease;
    border: none;
    font-weight: bold;
    cursor: pointer;
}

.clay-btn:hover {
    transform: translateY(-2px);
    box-shadow: 
        inset 2px 2px 4px rgba(255, 255, 255, 0.3),
        inset -2px -2px 4px rgba(100, 70, 30, 0.2),
        6px 6px 12px rgba(140, 110, 70, 0.4);
    color: white;
    background: var(--clay-accent);
}

a {
    text-decoration: none;
    color: var(--clay-dark);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--clay-accent);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 黏土风格头部 */
header {
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--clay-light);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 25px;
    composes: clay-effect;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--clay-dark);
    text-shadow: 1px 1px 2px rgba(255, 255, 255, 0.8);
}

.logo span {
    color: var(--clay-accent);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 15px;
}

nav ul li a {
    padding: 8px 16px;
    composes: clay-effect;
    font-weight: 500;
}

nav ul li a:hover {
    background-color: var(--clay-primary);
    color: white;
}

/* 黏土卡片 */
.clay-card {
    composes: clay-effect;
    padding: 0;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.clay-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 
        inset 3px 3px 5px rgba(255, 255, 255, 0.8),
        inset -3px -3px 5px rgba(180, 150, 110, 0.2),
        12px 12px 24px rgba(140, 110, 70, 0.3);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
}

.card-body {
    padding: 20px;
}

.card-title {
    font-size: 20px;
    margin-bottom: 12px;
    font-weight: 700;
    color: var(--clay-dark);
}

.card-text {
    color: #7A5C44;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-meta {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: var(--clay-dark);
    padding-top: 15px;
    border-top: 1px dashed rgba(92, 61, 46, 0.2);
}

/* 主要内容区 */
.main-content {
    margin: 30px 0;
    padding: 30px;
    composes: clay-effect;
}

.section-title {
    font-size: 26px;
    margin-bottom: 30px;
    color: var(--clay-dark);
    position: relative;
    padding-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 4px;
    background-color: var(--clay-accent);
    border-radius: 2px;
}

/* 文章网格布局 */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

/* 分类标签 */
.category-tag {
    display: inline-block;
    padding: 4px 12px;
    background-color: var(--clay-primary);
    color: white;
    border-radius: 50px;
    font-size: 12px;
    font-weight: bold;
    margin-bottom: 15px;
    box-shadow: 2px 2px 4px rgba(140, 110, 70, 0.2);
}

/* 文章详情页 */
.article-detail {
    composes: clay-effect;
    padding: 40px;
}

.article-header {
    text-align: center;
    margin-bottom: 40px;
}

.article-title {
    font-size: 32px;
    margin-bottom: 20px;
    color: var(--clay-dark);
    line-height: 1.3;
}

.article-meta {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    color: var(--clay-dark);
}

.article-image {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    border-radius: var(--clay-border-radius);
    margin-bottom: 30px;
    composes: clay-effect;
}

.article-content {
    line-height: 1.8;
    font-size: 18px;
}

.article-content p {
    margin-bottom: 25px;
}

.article-content img {
    max-width: 100%;
    height: auto;
    border-radius: calc(var(--clay-border-radius) / 2);
    margin: 25px 0;
    composes: clay-effect;
}

/* 分页导航 */
.pagination {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 40px;
}

.pagination a {
    composes: clay-btn;
    padding: 10px 20px;
}

/* 友情链接 */
.friend-links {
    composes: clay-effect;
    padding: 30px;
    margin: 40px 0;
}

.friend-links h3 {
    font-size: 22px;
    margin-bottom: 20px;
    color: var(--clay-dark);
}

.friend-links-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.friend-links-container a {
    padding: 8px 20px;
    composes: clay-effect;
    font-size: 14px;
    font-weight: 500;
}

.friend-links-container a:hover {
    background-color: var(--clay-primary);
    color: white;
}

/* 黏土页脚 */
footer {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 15px 0;
    background-color: var(--clay-dark);
    color: var(--clay-light);
    text-align: center;
    z-index: 100;
}

.copyright {
    font-size: 14px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .article-grid {
        grid-template-columns: 1fr;
    }
    
    .article-title {
        font-size: 26px;
    }
    
    .article-meta {
        gap: 10px;
    }
    
    .main-content {
        padding: 20px;
    }
}