* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: #ffffff;
    color: #1a1a1a;
    line-height: 1.6;
    font-size: 16px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

a {
    text-decoration: none;
    transition: color 0.2s ease;
}

img {
    display: block;
    max-width: 100%;
    height: auto;
}

ul,
li {
    list-style: none;
}

.line-clamp-1 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.line-clamp-3 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

.line-clamp-4 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}


.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid transparent;
    transition: background-color 0.3s, border-color 0.3s, box-shadow 0.3s;
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    border-bottom-color: #eaeaea;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 600;
    text-decoration: none;
    color: #1e2b3c;
    letter-spacing: -0.5px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-list a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s, color 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
    border-bottom-color: #c0392b;
    color: #1a1a1a;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    padding: 0 10px;
    line-height: 1;
    color: #2c3e50;
}


.nav-list.show {
    display: flex;
}


.breadcrumbs {
    padding: 20px 0;
    font-size: 0.95rem;
}

.breadcrumbs ol {
    display: flex;
    list-style: none;
    gap: 10px;
    color: #7f8c8d;
    flex-wrap: wrap;
}

.breadcrumbs a {
    color: #2c3e50;
    text-decoration: none;
}

.breadcrumbs a:hover {
    text-decoration: underline;
}

.breadcrumbs [aria-current="page"] {
    color: #c0392b;
    font-weight: 500;
}


.breaking-ribbon {
    background-color: #f1c40f;
    color: #1e1e1e;
    padding: 12px 0;
    font-weight: 500;
}

.breaking-label {
    background: #000;
    color: #f1c40f;
    padding: 4px 10px;
    font-size: 0.8rem;
    text-transform: uppercase;
    margin-right: 15px;
}

.breaking-text {
    display: inline;
}

.breaking-text a {
    color: #1e1e1e;
    text-decoration: underline;
}


.section {
    padding: 50px 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 2rem;
    border-left: 5px solid #c0392b;
    padding-left: 1rem;
}

.section-title .sub {
    font-size: 1.2rem;
    color: #7f8c8d;
    font-weight: 300;
    margin-left: 0.5rem;
}


.card-grid {
    display: grid;
    gap: 30px;
}

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

.post-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.25s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.02);
    border: 1px solid #f0f0f0;
}

.post-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.05);
    border-color: #ddd;
}

.card-img {
    overflow: hidden;
}

.ratio-4-3 {
    aspect-ratio: 4 / 3;
    width: 100%;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.post-card:hover img {
    transform: scale(1.03);
}

.card-content {
    padding: 18px 16px 20px;
}

.category-tag {
    display: inline-block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: #e9ecef;
    padding: 3px 10px;
    border-radius: 30px;
    margin-bottom: 12px;
    color: #2c3e50;
    font-weight: 600;
    text-decoration: none;
}

.category-tag:hover {
    background: #d5dbdb;
}

.card-title {
    font-size: 1.25rem;
    line-height: 1.4;
    margin-bottom: 10px;
    font-weight: 600;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title a {
    text-decoration: none;
    color: #1a1a1a;
}

.card-title a:hover {
    color: #c0392b;
}

.card-excerpt {
    color: #4a5568;
    font-size: 0.95rem;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.meta {
    font-size: 0.85rem;
    color: #6c757d;
    display: flex;
    gap: 15px;
    align-items: center;
    flex-wrap: wrap;
}

.meta .author {
    font-weight: 500;
    color: #2c3e50;
}


.card-horizontal {
    display: flex;
    gap: 16px;
    align-items: center;
}

.card-horizontal .card-img {
    flex: 0 0 240px;
}


.special-reports {
    background: #f6f9fc;
    padding: 50px 0;
}

.special-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.special-card.large {
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
}

.special-card .special-content {
    padding: 20px;
}

.special-subgrid {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 30px;
}

.special-card.small {
    background: #fff;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
}


.hot-topics {
    background: #fff;
}

.filter-row {
    display: flex;
    gap: 15px;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.static-select {
    padding: 8px 15px;
    border: 1px solid #ccc;
    border-radius: 30px;
    background: white;
    font-size: 0.95rem;
    min-width: 150px;
    cursor: default;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2216%22%20height%3D%2216%22%20viewBox%3D%220%200%2024%2024%22%20fill%3D%22%23333%22%3E%3Cpath%20d%3D%22M7%2010l5%205%205-5z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.tag {
    background: #ecf0f1;
    padding: 6px 14px;
    border-radius: 40px;
    font-size: 0.9rem;
    color: #2c3e50;
    text-decoration: none;
    transition: background 0.2s;
}

.tag:hover {
    background: #d5dbdb;
}


.list-with-sidebar {
    display: grid;
    grid-template-columns: 68% 30%;
    gap: 40px;
    padding: 40px 0;
}


.articles-list {
    width: 100%;
}

.list-card {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    border-bottom: 1px solid #eaeaea;
    padding-bottom: 30px;
}

.list-card:last-child {
    border-bottom: none;
}

.list-img {
    flex: 0 0 240px;
    overflow: hidden;
    border-radius: 10px;
}

.list-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.list-card:hover .list-img img {
    transform: scale(1.03);
}

.list-content h3 {
    font-size: 1.4rem;
    margin-bottom: 8px;
}

.list-content h3 a {
    text-decoration: none;
    color: #1a1a1a;
}

.list-content h3 a:hover {
    color: #c0392b;
}

.excerpt {
    color: #4a5568;
    font-size: 0.95rem;
    margin-bottom: 10px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}


.pagination {
    display: flex;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.page {
    padding: 8px 14px;
    border: 1px solid #dee2e6;
    border-radius: 6px;
    text-decoration: none;
    color: #2c3e50;
    transition: background 0.2s, color 0.2s;
}

.page:hover {
    background: #f0f0f0;
}

.page.active {
    background: #2c3e50;
    color: white;
    border-color: #2c3e50;
}

.page.prev,
.page.next {
    font-weight: 500;
}


.sidebar {
    width: 100%;
}

.sidebar-widget {
    margin-bottom: 40px;
    background: #fafbfc;
    padding: 25px;
    border-radius: 20px;
    border: 1px solid #edf2f7;
}

.sidebar-widget h3 {
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    font-weight: 500;
    border-left: 3px solid #c0392b;
    padding-left: 0.8rem;
}

.author-card {
    text-align: center;
}

.author-avatar img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 3px solid white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.author-name {
    font-size: 1.4rem;
    margin-bottom: 5px;
}

.author-bio {
    color: #4a5568;
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.author-social a {
    font-size: 1.2rem;
    margin: 0 8px;
    color: #2c3e50;
    text-decoration: none;
}

.author-social a:hover {
    color: #c0392b;
}

.recommended-list,
.latest-list,
.category-list {
    list-style: none;
}

.recommended-list li,
.latest-list li,
.category-list li {
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px dashed #e0e6ea;
}

.recommended-list li:last-child,
.latest-list li:last-child,
.category-list li:last-child {
    border-bottom: none;
}

.recommended-list a,
.latest-list a,
.category-list a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
}

.recommended-list a:hover,
.latest-list a:hover,
.category-list a:hover {
    color: #c0392b;
}

.latest-list time,
.recommended-list .meta {
    display: block;
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-top: 4px;
}

.category-list .count {
    float: right;
    color: #95a5a6;
    font-size: 0.9rem;
}


.static-form {
    display: flex;
    gap: 10px;
}

.static-form input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #ced4da;
    border-radius: 40px;
    font-size: 0.95rem;
}

.static-form .btn {
    background: #2c3e50;
    color: white;
    border: none;
    padding: 10px 18px;
    border-radius: 40px;
    cursor: default;
    font-size: 1rem;
}


.full-article {
    width: 100%;
}

.article-header h1 {
    font-size: 2.6rem;
    line-height: 1.2;
    margin: 20px 0 10px;
    font-weight: 600;
}

.article-header .subhead {
    font-size: 1.3rem;
    color: #4a5568;
    font-weight: 300;
    margin-bottom: 20px;
}

.meta-line {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    border-bottom: 1px solid #eee;
    padding-bottom: 20px;
    flex-wrap: wrap;
}

.meta-line img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.meta-line .author {
    font-weight: 500;
}

.meta-line time {
    color: #6c757d;
    font-size: 0.9rem;
}

.share-btn {
    background: #2c3e50;
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 40px;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.share-btn:hover {
    background: #1a2632;
}

.featured-img {
    margin: 30px 0;
    border-radius: 16px;
    overflow: hidden;
}

figcaption {
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-top: 8px;
    text-align: center;
}

.article-body p {
    font-size: 1.0625rem;
    line-height: 1.75;
    margin-bottom: 1.8rem;
    color: #1e2b3c;
}

.article-body img{
    margin: 0 auto;
}

.article-tags {
    margin: 40px 0;
    display: flex;
    gap: 10px;
    align-items: center;
    flex-wrap: wrap;
}

.article-tags .category-tag {
    margin-bottom: 0;
}

.author-info-card {
    display: flex;
    gap: 1.5rem;
    background: #f8f9fa;
    padding: 1.8rem;
    border-radius: 16px;
    margin: 2.5rem 0 2rem;
    border: 1px solid #eaeef2;
}

.author-info-card img {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
}

.author-details h4 {
    font-size: 1.3rem;
    margin-bottom: 0.4rem;
}

.author-details p {
    font-size: 0.95rem;
    color: #2c3e50;
    margin-bottom: 0.8rem;
    line-height: 1.5;
}

.author-details .author-social a {
    margin-right: 1rem;
    font-size: 1.2rem;
    text-decoration: none;
    color: #2c3e50;
}

.article-body {
    font-size: 0.985rem;
    letter-spacing: 0.2px;
    color: #171717;
    line-height: 1.75;
}

.share-area {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin: 2rem 0;
    padding-top: 1.5rem;
    border-top: 1px solid #eaeaea;
    flex-wrap: wrap;
}

.share-area a {
    font-size: 1.5rem;
    text-decoration: none;
    color: #2c3e50;
}

.share-area a:hover {
    color: #c0392b;
}


.comments-section {
    margin: 60px 0;
}

.comments-section h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    font-weight: 400;
}

.comment-list .comment {
    background: #f8f9fa;
    padding: 1.2rem;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.comment strong {
    color: #2c3e50;
    margin-right: 15px;
}

.comment time {
    font-size: 0.8rem;
    color: #95a5a6;
}

.comment p {
    margin-top: 8px;
}

.comment-form {
    margin-top: 30px;
}

.comment-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ced4da;
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    margin-bottom: 15px;
}

.comment-form .btn {
    background: #2c3e50;
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 40px;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}

.comment-form .btn:hover {
    background: #1a2632;
}


.related-posts {
    margin-top: 70px;
}

.related-posts h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    font-weight: 400;
    border-left: 5px solid #c0392b;
    padding-left: 1rem;
}


.author-page {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 24px;
}

.author-hero {
    display: flex;
    gap: 3rem;
    align-items: flex-start;
    margin-bottom: 3rem;
    background: #f8fafc;
    padding: 2.5rem;
    border-radius: 32px;
    border: 1px solid #eef2f6;
}

.author-hero img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid white;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.author-hero-details {
    flex: 1;
}

.author-hero-details h1 {
    font-size: 2.8rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    line-height: 1.2;
    color: #1e2b3c;
}

.author-hero-details .author-title {
    font-size: 1.3rem;
    color: #c0392b;
    font-weight: 400;
    margin-bottom: 1rem;
}

.author-hero-details .author-bio-short {
    font-size: 1.1rem;
    color: #2c3e50;
    margin-bottom: 1.2rem;
    line-height: 1.6;
}

.author-social-links a {
    display: inline-block;
    margin-right: 1.5rem;
    font-size: 1.2rem;
    color: #2c3e50;
    text-decoration: none;
    transition: color 0.2s;
}

.author-social-links a:hover {
    color: #c0392b;
}

.author-bio-full {
    background: white;
    padding: 2.5rem;
    border-radius: 24px;
    border: 1px solid #eaeef2;
    margin-bottom: 3rem;
}

.author-bio-full p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1.8rem;
    color: #1e2b3c;
}

.author-bio-full h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    font-weight: 500;
    border-left: 5px solid #c0392b;
    padding-left: 1rem;
}

.author-articles {
    margin-top: 3rem;
}

.author-articles h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 400;
    border-left: 5px solid #c0392b;
    padding-left: 1rem;
}


.site-footer {
    background: #1e2b3c;
    color: #e0e0e0;
    padding: 20px 0 20px;
    margin-top: auto;
}

.site-footer p {
    text-align: center;
    margin: 0;
}

.site-footer a {
    color: #e0e0e0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li a {
    color: #b0c4de;
    text-decoration: none;
    line-height: 2;
    transition: color 0.2s;
}

.footer-col li a:hover {
    color: white;
}

.footer-logo {
    font-size: 2rem;
    font-weight: 600;
    color: white;
    margin-bottom: 15px;
}

.footer-col h4 {
    color: white;
    margin-bottom: 1rem;
    font-weight: 500;
}


.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: #2c3e50;
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    z-index: 99;
    transition: background 0.2s;
}

.back-to-top:hover {
    background: #1a2632;
}


@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

    .special-grid {
        grid-template-columns: 1fr;
    }

    .special-subgrid {
        grid-template-rows: auto;
        gap: 20px;
    }
}

@media (max-width: 768px) {
    

    .site-header {
        position: relative;
    }

    .header-container {
        height: 54px;
    }

    .nav-list {
        display: none;
        position: absolute;
        top: 54px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        gap: 1rem;
        border-top: 1px solid #eee;
        z-index: 99;
    }

    .hamburger {
        display: block;
    }

    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .list-with-sidebar {
       grid-template-columns: 100%;
    }


    .list-card {
        flex-direction: column;
    }

    .list-img {
        flex: auto;
        width: 100%;
    }

    .card-horizontal {
        flex-direction: column;
    }

    .card-horizontal .card-img {
        width: 100%;
    }

    .breaking-ribbon .container {
        display: flex;
        flex-wrap: wrap;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 30px;
    }

    .author-hero {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 1.8rem;
        gap: 1.5rem;
    }

    .author-hero img {
        width: 130px;
        height: 130px;
    }

    .author-hero-details h1 {
        font-size: 2rem;
    }

    .meta-line img {
        display: none;
    }

    .meta-line .author,
    .meta-line time,
    .meta-item {
        font-size: 0.75rem;
    }

    .share-btn {
        margin-left: 0;
    }

    .author-info-card {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .article-header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .filter-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .static-select {
        width: 100%;
    }

    .article-header h1 {
        font-size: 1.5rem !important;

    }

    .meta-line {
        gap: 0.5rem;
    }
}