/* ==========================================
   新闻详情页样式
   ========================================== */

/* ===== 文章头部 ===== */
.article-header {
    background: var(--bg-white);
    padding: 50px 0 40px;
    border-bottom: 1px solid var(--border-color);
}

.article-header-inner {
    max-width: 780px;
    margin: 0 auto;
}

.article-cats {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 20px;
}

.article-cat-main {
    padding: 4px 14px;
    border-radius: 4px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
    background: rgba(0, 179, 134, 0.1);
    color: #008f6b;
}

.article-cat-tag {
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 13px;
    background: var(--bg-light);
    color: var(--text-light);
}

.article-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 24px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
    font-size: 15px;
    color: var(--text-light);
}

.article-meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.article-meta-item svg {
    opacity: 0.5;
}

.article-author-name {
    color: var(--text-secondary);
    font-weight: 500;
}

/* ===== 文章正文区 ===== */
.article-content-wrap {
    padding: 50px 0 60px;
    background: var(--bg-light);
}

.article-content-layout {
    display: flex;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 正文主体 */
.article-content {
    flex: 1;
    min-width: 0;
    background: var(--bg-white);
    border-radius: 16px;
    padding: 48px 52px;
    box-shadow: var(--shadow-light);
}

/* 封面图 */
.article-cover {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 36px;
    background: linear-gradient(135deg, var(--bg-lighter), var(--bg-gray));
}

.article-cover img {
    width: 100%;
    display: block;
}

/* 正文排版 */
.article-body {
    font-size: 17px;
    color: var(--text-primary);
    line-height: 1.9;
}

.article-body h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin: 44px 0 20px;
    padding-left: 16px;
    border-left: 4px solid var(--primary-color);
    line-height: 1.4;
}

.article-body h3 {
    font-size: 21px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 32px 0 16px;
}

.article-body p {
    margin-bottom: 20px;
    text-align: justify;
}

.article-body strong,
.article-body b {
    color: var(--primary-dark);
}

.article-body ul,
.article-body ol {
    margin: 16px 0 24px 24px;
}

.article-body li {
    margin-bottom: 10px;
    line-height: 1.8;
}

/* 引用框 */
.article-body blockquote {
    background: var(--bg-lightest);
    border-left: 4px solid var(--primary-color);
    padding: 20px 24px;
    margin: 28px 0;
    border-radius: 0 10px 10px 0;
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
}

.article-body blockquote p {
    margin-bottom: 0;
}

/* 提示框 */
.article-tip {
    display: flex;
    gap: 14px;
    background: linear-gradient(135deg, rgba(0, 179, 134, 0.06), rgba(0, 179, 134, 0.02));
    border: 1px solid rgba(0, 179, 134, 0.15);
    border-radius: 12px;
    padding: 20px 24px;
    margin: 28px 0;
}

.article-tip-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.article-tip p {
    margin: 0;
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.article-tip strong {
    color: var(--primary-dark);
}

/* ===== 文章底部信息 ===== */
.article-footer-info {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--border-color);
}

.article-tags {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.article-tags span {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-right: 4px;
}

.article-tag {
    display: inline-block;
    padding: 4px 14px;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.article-tag:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

/* 上下篇导航 */
.article-nav {
    display: flex;
    gap: 20px;
    margin-top: 20px;
}

.article-nav-item {
    flex: 1;
    padding: 20px 24px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: background var(--transition-fast);
    text-decoration: none;
    color: inherit;
    display: block;
}

.article-nav-item:hover {
    background: var(--bg-lighter);
}

.article-nav-label {
    font-size: 13px;
    color: var(--text-light);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.article-nav-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.article-nav-item:hover .article-nav-title {
    color: var(--primary-color);
}

/* ===== 侧边栏 ===== */
.article-sidebar {
    width: 320px;
    flex-shrink: 0;
}

.sidebar-block {
    background: var(--bg-white);
    border-radius: 16px;
    padding: 28px;
    box-shadow: var(--shadow-light);
    margin-bottom: 24px;
}

.sidebar-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 2px solid var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.sidebar-title svg {
    color: var(--primary-color);
}

/* 作者卡片 */
.author-card {
    text-align: center;
}

.author-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    margin: 0 auto 14px;
}

.author-name {
    font-size: 19px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.author-title {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 14px;
}

.author-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    text-align: left;
}

/* 推荐阅读列表 */
.sidebar-recommend-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sidebar-recommend-item {
    display: flex;
    gap: 14px;
    text-decoration: none;
    color: inherit;
    padding: 8px 0;
    transition: all var(--transition-fast);
}

.sidebar-recommend-item:hover .sidebar-rec-title {
    color: var(--primary-color);
}

.sidebar-rec-img {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-lighter);
}

.sidebar-rec-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.sidebar-rec-info {
    flex: 1;
    min-width: 0;
}

.sidebar-rec-title {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 6px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    transition: color var(--transition-fast);
}

.sidebar-rec-date {
    font-size: 13px;
    color: var(--text-light);
}

/* ===== CTA 预约区块 ===== */
.article-cta {
    background: linear-gradient(135deg, #004d3a 0%, #007a5e 60%, #00b386 100%);
    padding: 72px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.article-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
}

.article-cta::after {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.article-cta h2 {
    font-size: 34px;
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 14px;
    position: relative;
    z-index: 3;
    letter-spacing: -0.02em;
}

.article-cta p {
    font-size: 18px;
    color: rgba(255,255,255,0.75);
    margin: 0 0 36px;
    position: relative;
    z-index: 3;
    line-height: 1.7;
}

.article-cta-btns {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 3;
}

.article-cta-btns .cta-btn-white {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #ffffff;
    color: #004d3a;
    padding: 14px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.article-cta-btns .cta-btn-white:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 32px rgba(0,0,0,0.2);
    color: #007a5e;
}

.article-cta-btns .cta-btn-white svg {
    flex-shrink: 0;
}

.article-cta-btns .cta-btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: rgba(255,255,255,0.9);
    padding: 13px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    border: 1.5px solid rgba(255,255,255,0.4);
    text-decoration: none;
    transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(4px);
}

.article-cta-btns .cta-btn-ghost:hover {
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.7);
    color: #ffffff;
    transform: translateY(-3px);
}

.article-cta-btns .cta-btn-ghost svg {
    flex-shrink: 0;
}

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
    .article-content-layout {
        flex-direction: column;
    }

    .article-sidebar {
        width: 100%;
    }

    .article-content {
        padding: 32px 28px;
    }
}

@media (max-width: 768px) {
    .article-title {
        font-size: 24px;
    }

    .article-meta {
        gap: 14px;
        font-size: 14px;
    }

    .article-content {
        padding: 24px 20px;
    }

    .article-body h2 {
        font-size: 21px;
        margin: 32px 0 16px;
    }

    .article-body h3 {
        font-size: 19px;
    }

    .article-nav {
        flex-direction: column;
        gap: 12px;
    }

    .featured-img {
        width: 100%;
    }

    .article-cta {
        padding: 56px 0;
    }

    .article-cta h2 {
        font-size: 24px;
    }

    .article-cta p {
        font-size: 16px;
        margin-bottom: 28px;
    }

    .article-cta-btns {
        flex-direction: column;
        align-items: center;
    }

    .article-cta-btns .cta-btn-white,
    .article-cta-btns .cta-btn-ghost {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .article-tags {
        gap: 6px;
    }

    .sidebar-block {
        padding: 20px;
    }
}