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

body {
    font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    background: #0a0a0a;
    color: #e0e0e0;
    line-height: 1.7;
}

.site-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.site-header {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.brand-box {
    display: flex;
    align-items: center;
    gap: 15px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-size: 30px;
}

.brand-name {
    font-size: 24px;
    font-weight: 700;
    color: #fff;
    letter-spacing: 1px;
}

.brand-slogan {
    background: rgba(255, 255, 255, 0.08);
    color: #888;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.main-nav a {
    text-decoration: none;
    color: #a0a0a0;
    font-size: 15px;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
    padding: 8px 0;
}

.main-nav a:hover {
    color: #fff;
}

.main-nav a.active {
    color: #fff;
}

.main-nav a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #fff, rgba(255, 255, 255, 0.5));
}

.header-right {
    display: flex;
    gap: 12px;
}

.search-icon {
    width: 42px;
    height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    transition: all 0.3s;
    color: #e0e0e0;
}

.search-icon:hover {
    border-color: rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.1);
}

.login-btn {
    padding: 10px 28px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: #fff;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}

.login-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
}

.site-main {
    flex: 1;
}

.hero-banner {
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 50%, #1a1a1a 100%);
    padding: 110px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(255, 255, 255, 0.03) 0%, transparent 50%);
}

.banner-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 30px;
    position: relative;
    z-index: 1;
}

.banner-content h1 {
    font-size: 52px;
    margin-bottom: 20px;
    font-weight: 700;
    color: #fff;
}

.banner-content p {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 40px;
}

.banner-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn-primary {
    padding: 16px 48px;
    border: none;
    background: #fff;
    color: #0a0a0a;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

.btn-secondary {
    padding: 16px 48px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: #fff;
    border-radius: 30px;
    cursor: pointer;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s;
}

.btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.05);
}

.page-banner {
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    padding: 85px 0;
    text-align: center;
}

.banner-text {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 30px;
}

.banner-text h1 {
    font-size: 40px;
    color: #fff;
    margin-bottom: 15px;
    font-weight: 700;
}

.banner-text p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.5);
}

.content-block,
.exclusive-list,
.ent-content,
.social-news,
.about-intro,
.about-values,
.about-contact {
    max-width: 1400px;
    margin: 0 auto;
    padding: 60px 30px;
}

.block-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 35px;
}

.block-header h2 {
    font-size: 28px;
    color: #fff;
    font-weight: 600;
}

.block-tabs {
    display: flex;
    gap: 12px;
}

.tab-active,
.tab-item {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    transition: all 0.3s;
}

.tab-active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.tab-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.news-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: repeat(2, 1fr);
    gap: 25px;
}

.news-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

.news-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.news-card.featured {
    grid-row: span 2;
}

.card-img {
    height: 180px;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
}

.news-card.featured .card-img {
    height: 280px;
}

.card-body {
    padding: 20px;
}

.card-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    margin-bottom: 12px;
}

.card-body h3 {
    font-size: 17px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 600;
    line-height: 1.4;
}

.news-card.featured h3 {
    font-size: 22px;
}

.card-body p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.6;
}

.card-meta {
    display: flex;
    gap: 20px;
    margin-top: 15px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.ranking-section {
    background: rgba(255, 255, 255, 0.02);
    padding: 30px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.ranking-tabs {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.rank-tab {
    padding: 12px 32px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: transparent;
    color: rgba(255, 255, 255, 0.6);
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s;
}

.rank-tab:hover {
    border-color: rgba(255, 255, 255, 0.3);
    color: #fff;
}

.rank-tab.active {
    background: #fff;
    color: #0a0a0a;
    border-color: #fff;
}

.ranking-list {
    max-width: 1000px;
    margin: 0 auto;
    padding: 50px 30px;
}

.list-container {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 35px;
}

.rank-item {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 22px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.rank-item:last-child {
    border-bottom: none;
}

.rank-number {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    font-size: 18px;
}

.rank-item.top-three .rank-number {
    background: #fff;
    color: #0a0a0a;
}

.rank-content {
    flex: 1;
}

.rank-content h3 {
    font-size: 17px;
    color: #fff;
    margin-bottom: 8px;
    font-weight: 600;
}

.rank-content p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 8px;
}

.heat-value {
    color: #fff;
    font-size: 14px;
    font-weight: 600;
}

.exclusive-highlight {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px 50px;
}

.highlight-card {
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    border-radius: 18px;
    padding: 45px;
    position: relative;
    overflow: hidden;
}

.highlight-badge {
    display: inline-block;
    background: #fff;
    color: #0a0a0a;
    padding: 8px 24px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 25px;
}

.highlight-card h3 {
    font-size: 30px;
    color: #fff;
    margin-bottom: 18px;
    font-weight: 700;
}

.highlight-card p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    margin-bottom: 25px;
}

.highlight-meta {
    display: flex;
    gap: 35px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.4);
}

.exclusive-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.exclusive-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    transition: transform 0.3s;
}

.exclusive-item:hover {
    transform: translateY(-5px);
}

.item-img {
    width: 160px;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
    flex-shrink: 0;
}

.item-body {
    padding: 22px;
    flex: 1;
}

.item-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    margin-bottom: 12px;
}

.item-body h4 {
    font-size: 16px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 600;
}

.item-body p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
}

.item-time {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.sub-nav-section {
    background: rgba(255, 255, 255, 0.02);
    padding: 25px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.sub-nav-links {
    display: flex;
    gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

.sub-active,
.sub-item {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    padding: 10px 24px;
    border-radius: 24px;
    font-size: 14px;
    transition: all 0.3s;
}

.sub-active {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.sub-item:hover {
    background: rgba(255, 255, 255, 0.05);
}

.content-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 35px;
}

.news-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    overflow: hidden;
    display: flex;
    margin-bottom: 25px;
}

.news-item .item-img {
    width: 220px;
    background: linear-gradient(135deg, #2d2d2d 0%, #1a1a1a 100%);
}

.news-item .item-body {
    padding: 28px;
}

.ent-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    margin-bottom: 12px;
}

.news-item h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 600;
}

.news-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 15px;
}

.item-meta {
    display: flex;
    gap: 25px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.sidebar .widget-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 30px;
}

.widget-box h4 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 22px;
    font-weight: 600;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

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

.hot-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

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

.hot-rank {
    width: 30px;
    height: 30px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.6);
}

.hot-list li:nth-child(1) .hot-rank {
    background: #fff;
    color: #0a0a0a;
}

.hot-list li:nth-child(2) .hot-rank {
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
}

.hot-list li:nth-child(3) .hot-rank {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.category-section {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px 50px;
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.cat-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 35px;
    text-align: center;
    text-decoration: none;
    transition: transform 0.3s;
}

.cat-card:hover {
    transform: translateY(-5px);
}

.cat-icon {
    font-size: 42px;
    margin-bottom: 18px;
    display: block;
}

.cat-card h4 {
    color: #fff;
    font-size: 17px;
}

.news-timeline {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 35px;
}

.timeline-item {
    display: flex;
    gap: 25px;
    padding: 28px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.timeline-item:last-child {
    border-bottom: none;
}

.time-dot {
    width: 16px;
    height: 16px;
    background: #fff;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 5px;
    position: relative;
}

.time-dot::after {
    content: '';
    position: absolute;
    top: 16px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: calc(100% + 55px);
    background: rgba(255, 255, 255, 0.1);
}

.timeline-item:last-child .time-dot::after {
    display: none;
}

.timeline-body {
    flex: 1;
}

.time-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 10px;
    display: block;
}

.timeline-body h3 {
    font-size: 18px;
    color: #fff;
    margin-bottom: 10px;
    font-weight: 600;
}

.timeline-body p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
}

.topic-tag {
    display: inline-block;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.7);
    padding: 4px 14px;
    border-radius: 12px;
    font-size: 12px;
}

.about-intro {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 45px;
    margin-bottom: 50px;
}

.about-intro h3 {
    font-size: 26px;
    color: #fff;
    margin-bottom: 25px;
    font-weight: 600;
}

.about-intro p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
    margin-bottom: 18px;
}

.about-values h3 {
    font-size: 26px;
    color: #fff;
    margin-bottom: 35px;
    text-align: center;
    font-weight: 600;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 14px;
    padding: 35px;
    text-align: center;
    transition: transform 0.3s;
}

.value-card:hover {
    transform: translateY(-5px);
}

.value-icon {
    font-size: 44px;
    margin-bottom: 18px;
    display: block;
}

.value-card h4 {
    font-size: 19px;
    color: #fff;
    margin-bottom: 12px;
    font-weight: 600;
}

.value-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.about-contact {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 16px;
    padding: 45px;
}

.about-contact h3 {
    font-size: 26px;
    color: #fff;
    margin-bottom: 35px;
    text-align: center;
    font-weight: 600;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.contact-item {
    text-align: center;
    padding: 30px;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 12px;
}

.contact-label {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
}

.contact-value {
    display: block;
    font-size: 16px;
    color: #fff;
    font-weight: 500;
}

.site-footer {
    background: #050505;
    color: #fff;
    padding: 50px 0 30px;
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 18px;
    color: #fff;
    font-weight: 600;
}

.footer-section p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.7;
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.3);
}

@media (max-width: 1024px) {
    .header-inner {
        flex-direction: column;
        height: auto;
        padding: 20px 30px;
        gap: 20px;
    }

    .main-nav ul {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .banner-content h1 {
        font-size: 36px;
    }

    .banner-content p {
        font-size: 16px;
    }

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

    .news-card.featured {
        grid-row: span 1;
    }

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

    .content-layout {
        grid-template-columns: 1fr;
    }

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

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

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

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

@media (max-width: 768px) {
    .main-nav ul {
        gap: 15px;
    }

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

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 280px;
    }

    .ranking-tabs {
        gap: 10px;
    }

    .rank-tab {
        padding: 10px 20px;
        font-size: 13px;
    }

    .news-item {
        flex-direction: column;
    }

    .news-item .item-img {
        width: 100%;
        height: 180px;
    }

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

@media (max-width: 480px) {
    .banner-content h1 {
        font-size: 28px;
    }

    .block-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .block-tabs {
        flex-wrap: wrap;
    }
}