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

:root {
    --primary-blue: #0a2463;
    --secondary-blue: #1e3a8a;
    --accent-cyan: #06b6d4;
    --accent-teal: #14b8a6;
    --light-bg: rgba(255, 255, 255, 0.95);
    --glass-bg: rgba(255, 255, 255, 0.15);
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --border-color: rgba(255, 255, 255, 0.2);
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #0a2463 0%, #1e3a8a 50%, #06b6d4 100%);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

.wave-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0a2463 0%, #1e3a8a 50%, #06b6d4 100%);
    animation: waveGradient 15s ease infinite;
}

.wave-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.3) 0%, transparent 70%);
    animation: waveMove 20s ease-in-out infinite;
}

@keyframes waveGradient {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes waveMove {
    0%, 100% {
        transform: translate(-25%, -25%) rotate(0deg);
    }
    50% {
        transform: translate(-25%, -25%) rotate(180deg);
    }
}

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 0;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo-icon {
    font-size: 2rem;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
}

.logo-text {
    background: linear-gradient(135deg, #ffffff 0%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-cyan);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.main-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
    min-height: calc(100vh - 200px);
}

.hero {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem 0;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    animation: liquidText 3s ease-in-out infinite;
}

@keyframes liquidText {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.sidebar {
    width: 100%;
    order: 1;
}

.trend-indicator {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.sidebar-title {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.trend-chart {
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    height: 150px;
    padding-top: 1rem;
}

.trend-bar {
    flex: 1;
    background: linear-gradient(to top, var(--accent-cyan), var(--accent-teal));
    border-radius: 8px 8px 0 0;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 0.5rem;
    transition: all 0.3s ease;
    animation: barPulse 2s ease-in-out infinite;
    cursor: pointer;
    text-decoration: none;
}

.trend-bar:hover {
    transform: scaleY(1.1);
    filter: brightness(1.2);
}

.trend-bar span {
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    writing-mode: vertical-rl;
    text-orientation: mixed;
}

@keyframes barPulse {
    0%, 100% {
        opacity: 0.8;
    }
    50% {
        opacity: 1;
    }
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    order: 2;
}

.news-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.news-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-teal));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.news-card:hover::before {
    transform: scaleX(1);
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.news-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.news-image-container {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.news-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-card:hover .news-image {
    transform: scale(1.1);
}

.news-content {
    padding: 1.5rem;
    background: var(--light-bg);
}

.news-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-excerpt {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.read-more {
    color: var(--accent-cyan);
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.news-card:hover .read-more {
    color: var(--accent-teal);
}

.trending-card {
    grid-column: 1 / -1;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.2), rgba(20, 184, 166, 0.2));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.trending-title {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.trending-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.trending-tag {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
}

.trending-tag:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.footer {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1.5rem;
    margin-top: 3rem;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.footer-section {
    color: white;
}

.footer-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.footer-subtitle {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-cyan);
    padding-left: 0.5rem;
}

.footer-contact {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-top: 1rem;
}

.detail-page {
    grid-template-columns: 1fr;
}

.full-article {
    background: var(--light-bg);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 2rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.article-header {
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
    color: white;
}

.article-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

.article-meta {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    opacity: 0.9;
}

.article-image-container {
    width: 100%;
    max-height: 500px;
    overflow: hidden;
}

.article-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.article-content {
    padding: 2rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

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

.article-footer {
    padding: 2rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.back-link {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.back-link:hover {
    color: var(--accent-teal);
}

.share-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.share-btn {
    background: var(--accent-cyan);
    color: white;
    border: none;
    padding: 0.5rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.share-btn:hover {
    background: var(--accent-teal);
    transform: translateY(-2px);
}

.related-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid var(--border-color);
}

.related-title {
    color: white;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.related-card {
    background: var(--light-bg);
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    transition: all 0.3s ease;
}

.related-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.related-image {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.related-card-title {
    padding: 1rem;
    color: var(--text-dark);
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
}

.policy-page {
    grid-template-columns: 1fr;
}

.policy-article {
    background: var(--light-bg);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.policy-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.policy-date {
    color: var(--text-light);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

.policy-section {
    margin-bottom: 2rem;
}

.policy-section h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--secondary-blue);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-cyan);
}

.policy-section p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

.policy-section ul {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.policy-section li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
    color: var(--text-dark);
}

.policy-section a {
    color: var(--accent-cyan);
    text-decoration: none;
    font-weight: 600;
}

.policy-section a:hover {
    color: var(--accent-teal);
}

@media (max-width: 1024px) {
    .main-container {
        flex-direction: column;
    }
    
    .sidebar {
        order: 1;
    }
    
    .news-grid {
        order: 2;
    }
    
    .trend-chart {
        height: 100px;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0 1rem;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--glass-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
        border-top: 1px solid var(--border-color);
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-link {
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .main-container {
        padding: 1rem;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .article-title {
        font-size: 1.8rem;
    }
    
    .article-content {
        padding: 1.5rem;
        font-size: 1rem;
    }
    
    .policy-article {
        padding: 1.5rem;
    }
    
    .policy-title {
        font-size: 2rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .article-title {
        font-size: 1.5rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .article-footer {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }
}