/* ==================== Hero Banner ==================== */
.hero-banner {
    height: 50vh;
    min-height: 400px;
    background: linear-gradient(135deg, var(--bg-cream) 0%, #f5f0eb 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(74, 143, 122, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-banner::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(184, 149, 107, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-label {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.hero-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 3.5rem;
    font-weight: 400;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.hero-desc {
    font-size: 1rem;
    color: var(--text-gray);
    max-width: 500px;
    margin: 0 auto;
}

/* ==================== 分类筛选 ==================== */
.filter-bar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 80px;
    z-index: 100;
}

.filter-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: center;
    gap: 40px;
}

.filter-item {
    font-size: 0.85rem;
    letter-spacing: 2px;
    color: var(--text-gray);
    cursor: pointer;
    padding: 10px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
    text-decoration: none;
}

.filter-item:hover,
.filter-item.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* ==================== 资讯列表 ==================== */
.blog-section {
    padding: 80px 40px;
    background: var(--bg-white);
}

.blog-container {
    max-width: 1400px;
    margin: 0 auto;
}

/* 置顶文章 */
.featured-post {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    margin-bottom: 80px;
    padding-bottom: 80px;
    border-bottom: 1px solid var(--border-light);
}

.featured-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/10;
}

.featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.featured-post:hover .featured-image img {
    transform: scale(1.05);
}

.featured-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    background: var(--primary);
    color: white;
    padding: 6px 16px;
    font-size: 0.7rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.featured-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-meta {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 20px;
}

.featured-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.featured-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 2.5rem;
    font-weight: 400;
    line-height: 1.3;
    margin-bottom: 25px;
    color: var(--text-dark);
}

.featured-excerpt {
    color: var(--text-gray);
    line-height: 1.9;
    margin-bottom: 30px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--primary);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 2px;
    transition: gap 0.3s ease;
}

.read-more:hover {
    gap: 18px;
}

.read-more svg {
    width: 20px;
    height: 20px;
}

/* 文章网格 */
.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.post-card {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: transform 0.3s ease;
}

.post-card:hover {
    transform: translateY(-8px);
}

.post-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
    margin-bottom: 25px;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

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

.post-category {
    position: absolute;
    bottom: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.95);
    padding: 5px 12px;
    font-size: 0.7rem;
    letter-spacing: 1px;
    color: var(--text-dark);
}

.post-meta {
    font-size: 0.75rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.post-title {
    font-size: 1.2rem;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.post-excerpt {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 加载更多 */
.load-more {
    text-align: center;
    margin-top: 60px;
}

.load-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 50px;
    border: 1px solid var(--border-light);
    background: transparent;
    color: var(--text-dark);
    font-size: 0.85rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.load-more-btn:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* ==================== 订阅区域 ==================== */
.subscribe-section {
    padding: 100px 40px;
    background: var(--bg-cream);
    text-align: center;
}

.subscribe-container {
    max-width: 600px;
    margin: 0 auto;
}

.subscribe-label {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--primary);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.subscribe-title {
    font-family: 'Cormorant Garamond', 'STZhongYuan', 'Heiti SC', 'Microsoft YaHei', serif;
    font-size: 2.5rem;
    font-weight: 400;
    margin-bottom: 20px;
}

.subscribe-desc {
    color: var(--text-gray);
    margin-bottom: 40px;
}

.subscribe-form {
    display: flex;
    gap: 15px;
    max-width: 450px;
    margin: 0 auto;
}

.subscribe-input {
    flex: 1;
    padding: 16px 20px;
    border: 1px solid var(--border-light);
    background: white;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.3s ease;
}

.subscribe-input:focus {
    border-color: var(--primary);
}

.subscribe-btn {
    padding: 16px 35px;
    background: var(--primary);
    color: white;
    border: none;
    font-size: 0.85rem;
    letter-spacing: 2px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.subscribe-btn:hover {
    background: var(--primary-dark);
}