@font-face {
    font-family: "iconfont";
    src: url('../iconfont/iconfont.woff2') format('woff2');
    font-display: swap;
}

.iconfont {
    font-family: "iconfont" !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    --primary: #1a1a2e;
    --primary-dark: #16213e;
    --accent: #e94560;
    --accent-light: #ff6b6b;
    --text: #2d3436;
    --text-light: #636e72;
    --text-muted: #b2bec3;
    --bg: #f8f9fa;
    --bg-card: #ffffff;
    --bg-elevated: #ffffff;
    --border: #dfe6e9;
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-lg: rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 12px;
    --radius-sm: 8px;
    --header-height: 70px;
    --header-height-mobile: 55px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

.site-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--header-height);
    backdrop-filter: blur(10px);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: -0.5px;
    transition: var(--transition);
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary);
    cursor: pointer;
    padding: 8px;
}

.main-nav {
    display: flex;
    align-items: center;
}

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

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--accent);
}

.nav-menu a:hover::after {
    width: 100%;
}

main {
    padding: 2rem 0;
    min-height: calc(100vh - var(--header-height) - 200px);
}

.section {
    padding: 3rem 0;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    white-space: nowrap;
}

.section-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, var(--accent) 0%, transparent 100%);
    border-radius: 1px;
}

.two-columns {
    display: grid;
    grid-template-columns: 70% 28%;
    gap: 2.5rem;
    align-items: start;
}

.main-content {
    min-width: 0;
}

.sidebar {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.sidebar-widget {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 12px var(--shadow);
    border: 1px solid var(--border);
}

.widget-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.trending-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.trending-item {
    display: flex;
    gap: 1rem;
    align-items: center;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.trending-item:hover {
    background: var(--bg);
}

.trending-img {
    width: 70px;
    height: 52px;
    object-fit: cover;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.trending-title {
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.trending-title a {
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

.trending-title a:hover {
    color: var(--accent);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}

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

.sidebar-list a {
    color: var(--text);
    text-decoration: none;
    font-size: 0.95rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.sidebar-list a:hover {
    color: var(--accent);
}

.post-date {
    font-size: 0.8rem;
    color: var(--text-muted);
    white-space: nowrap;
}

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

.author-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1rem;
    border: 3px solid var(--accent);
}

.author-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.author-name a {
    color: var(--primary);
    text-decoration: none;
}

.author-bio {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.5;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px var(--shadow-lg);
}

.card-vertical {
    display: flex;
    flex-direction: column;
}

.card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.card-content {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent);
    margin-bottom: 0.75rem;
    text-decoration: none;
    transition: var(--transition);
}

.card-category:hover {
    color: var(--accent-light);
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-title a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.card-title a:hover {
    color: var(--accent);
}

.card-excerpt {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 1rem;
}

.card-meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: auto;
}

.reports-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.report-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    position: relative;
}

.report-card:hover {
    transform: translateY(-6px) rotate(1deg);
    box-shadow: 0 16px 48px var(--shadow-lg);
}

.report-card:nth-child(even):hover {
    transform: translateY(-6px) rotate(-1deg);
}

.report-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.report-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.report-card:hover .report-img img {
    transform: scale(1.1);
}

.report-content {
    padding: 1.25rem;
}

.report-tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent);
    margin-bottom: 0.75rem;
    text-decoration: none;
}

.large-report {
    grid-column: span 1;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.listing-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
    display: grid;
    grid-template-columns: 180px 1fr;
}

.listing-card:hover {
    transform: translateX(8px);
    box-shadow: -8px 8px 24px var(--shadow-lg);
}

.listing-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.listing-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.listing-card:hover .listing-card-img img {
    transform: scale(1.1);
}

.listing-card-content {
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.breadcrumb-wrapper {
    margin-bottom: 1.5rem;
}

.breadcrumb {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
    font-size: 0.9rem;
}

.breadcrumb a {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

.breadcrumb .current {
    color: var(--text);
    font-weight: 500;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-muted);
}

.article-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.article-header h1 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    line-height: 1.3;
    margin-bottom: 1rem;
}

.article-meta-top {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.author-mini {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
}

.author-mini img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.date, .views {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.article-body p {
    margin-bottom: 1.5rem;
}

.article-body h2,
.article-body h3,
.article-body h4 {
    color: var(--primary);
    margin: 2rem 0 1rem;
    font-weight: 700;
}

.article-body h2 {
    font-size: 1.5rem;
}

.article-body h3 {
    font-size: 1.25rem;
}

.article-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    margin: 1.5rem auto;
}

.article-body a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.article-body a:hover {
    border-bottom-color: var(--accent);
}

.author-bio-card {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    background: var(--bg);
    padding: 1.5rem;
    border-radius: var(--radius);
    margin: 2rem 0;
    border: 1px solid var(--border);
}

.author-bio-card img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent);
}

.author-bio-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.author-bio-info h4 a {
    color: var(--primary);
    text-decoration: none;
}

.author-bio-info p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.5;
}

.share-buttons {
    display: flex;
    gap: 0.75rem;
    margin: 2rem 0;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.share-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--bg-card);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.share-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--shadow);
}

.share-btn[data-platform="twitter"] {
    color: #1da1f2;
    border-color: #1da1f2;
}

.share-btn[data-platform="twitter"]:hover {
    background: #1da1f2;
    color: white;
}

.share-btn[data-platform="facebook"] {
    color: #4267b2;
    border-color: #4267b2;
}

.share-btn[data-platform="facebook"]:hover {
    background: #4267b2;
    color: white;
}

.share-btn[data-platform="linkedin"] {
    color: #0077b5;
    border-color: #0077b5;
}

.share-btn[data-platform="linkedin"]:hover {
    background: #0077b5;
    color: white;
}

.share-btn[data-platform="pinterest"] {
    color: #e60023;
    border-color: #e60023;
}

.share-btn[data-platform="pinterest"]:hover {
    background: #e60023;
    color: white;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.related-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border);
}

.related-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px var(--shadow-lg);
}

.related-card-content {
    padding: 1rem;
}

.related-card .meta {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.5rem;
}

.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    list-style: none;
    margin-top: 3rem;
    padding: 0;
    flex-wrap: wrap;
}

.page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
}

.page-link:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.page-link.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
}

.page-dots {
    cursor: default;
}

.page-dots:hover {
    background: var(--bg-card);
    color: var(--text);
    border-color: var(--border);
}

.prev-next {
    padding: 0 16px;
}

.site-footer {
    background: var(--primary);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    margin: 0 1rem;
    transition: var(--transition);
}

.site-footer a:hover {
    color: white;
}

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

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    box-shadow: 0 4px 16px rgba(233, 69, 96, 0.4);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(233, 69, 96, 0.5);
}

.author-hero {
    text-align: center;
    padding: 3rem 0;
    background: linear-gradient(135deg, var(--bg) 0%, var(--bg-card) 100%);
    border-radius: var(--radius);
    margin-bottom: 2rem;
    border: 1px solid var(--border);
}

.author-avatar-large {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--accent);
    margin-bottom: 1.5rem;
}

.author-name-large {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.author-bio-short {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

.author-detail-body {
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1rem;
    line-height: 1.8;
    color: var(--text);
}

.articles-section {
    max-width: 800px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.author-articles-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.article-card-sm {
    background: var(--bg-card);
    padding: 1.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.article-card-sm:hover {
    transform: translateX(8px);
    box-shadow: 0 4px 16px var(--shadow);
}

.article-card-sm .card-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.ad-div {
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.card, .report-card, .listing-card, .related-card {
    animation: fadeInUp 0.6s ease forwards;
}

.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.1s; }
.card:nth-child(3) { animation-delay: 0.15s; }
.card:nth-child(4) { animation-delay: 0.2s; }
.report-card:nth-child(1) { animation-delay: 0.05s; }
.report-card:nth-child(2) { animation-delay: 0.1s; }
.report-card:nth-child(3) { animation-delay: 0.15s; }
.report-card:nth-child(4) { animation-delay: 0.2s; }
.report-card:nth-child(5) { animation-delay: 0.25s; }
.report-card:nth-child(6) { animation-delay: 0.3s; }

@media (max-width: 1024px) {
    .two-columns {
        grid-template-columns: 100%;
    }

    .sidebar {
        position: static;
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .sidebar-widget {
        margin-bottom: 0;
    }

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

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

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

@media (max-width: 768px) {
    :root {
        --header-height: var(--header-height-mobile);
    }

    .menu-toggle {
        display: block;
    }

    .site-header{
        position: relative;
    }

    .main-nav {
        position: fixed;
        top: var(--header-height-mobile);
        left: 0;
        right: 0;
        background: var(--bg-card);
        border-bottom: 1px solid var(--border);
        padding: 1rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
        z-index: 999;
    }

    .main-nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
    }

    .nav-menu a {
        display: block;
        padding: 0.75rem 1rem;
        border-radius: var(--radius-sm);
    }

    .nav-menu a:hover {
        background: var(--bg);
    }

    .nav-menu a::after {
        display: none;
    }

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

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

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

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

    .listing-card {
        grid-template-columns: 1fr;
    }

    .listing-card-img {
        aspect-ratio: 16/9;
        min-height: auto;
    }

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

    .article-header h1 {
        font-size: 1.4rem;
    }

    .article-meta-top {
        gap: 0.75rem;
        font-size: 0.85rem;
    }

    .article-meta-top .date,
    .article-meta-top .views {
        white-space: nowrap;
    }

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

    .section-header h2 {
        font-size: 1.25rem;
    }

    .author-hero {
        padding: 2rem 1rem;
    }

    .author-name-large {
        font-size: 1.5rem;
    }

    .back-to-top {
        width: 44px;
        height: 44px;
        bottom: 1rem;
        right: 1rem;
    }

    .share-buttons {
        justify-content: center;
    }

    .pagination {
        gap: 0.25rem;
    }

    .page-link {
        min-width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .card-content,
    .listing-card-content,
    .report-content {
        padding: 1rem;
    }

    .sidebar-widget {
        padding: 1rem;
    }

    .section {
        padding: 2rem 0;
    }

    main {
        padding: 1rem 0;
    }
}