:root {
            --primary: #1D7BFF;
            --accent: rgb(191,90,242);
            --bg-dark: #070B19;
            --bg-card: rgba(255, 255, 255, 0.04);
            --border-color: rgba(255, 255, 255, 0.08);
            --text-main: #E2E8F0;
            --text-muted: #94A3B8;
            --silver-white: #F8FAFC;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
            overflow-x: hidden;
            line-height: 1.6;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(7, 11, 25, 0.85);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
        }
        .nav-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 15px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            text-decoration: none;
        }
        .logo img {
            display: block;
            height: 40px;
            width: auto;
            max-width: 160px;
            object-fit: contain;
            flex-shrink: 0;
        }
        .logo span {
            display: inline-block;
            font-size: 20px;
            font-weight: 800;
            line-height: 1;
            color: var(--silver-white);
            white-space: nowrap;
            letter-spacing: 0.5px;
            background: linear-gradient(135deg, #FFF 0%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 30px;
        }
        .nav-menu a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-muted);
            padding: 5px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .burger-btn {
            display: none;
            background: none;
            border: none;
            color: var(--silver-white);
            font-size: 24px;
            cursor: pointer;
        }
        
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.7);
            z-index: 2000;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
        }
        .drawer-overlay.active {
            opacity: 1;
            visibility: visible;
        }
        .drawer {
            position: fixed;
            top: 0;
            left: -300px;
            width: 300px;
            height: 100%;
            background: var(--bg-dark);
            border-right: 1px solid var(--border-color);
            z-index: 2001;
            padding: 30px 20px;
            display: flex;
            flex-direction: column;
            gap: 30px;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .drawer.active {
            left: 0;
        }
        .drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .drawer-close {
            background: none;
            border: none;
            color: var(--text-muted);
            font-size: 24px;
            cursor: pointer;
        }
        .drawer-menu {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .drawer-menu a {
            font-size: 16px;
            color: var(--text-main);
            padding: 10px 0;
            border-bottom: 1px solid var(--border-color);
        }
        
        .article-banner {
            background: linear-gradient(180deg, rgba(29, 123, 255, 0.08) 0%, transparent 100%);
            padding: 120px 20px 40px;
            border-bottom: 1px solid var(--border-color);
        }
        .article-banner-inner {
            max-width: 900px;
            margin: 0 auto;
        }
        .breadcrumbs {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .breadcrumbs a {
            color: var(--text-muted);
        }
        .breadcrumbs a:hover {
            color: var(--primary);
        }
        .breadcrumbs span {
            margin: 0 8px;
        }
        .article-title {
            font-size: 32px;
            color: var(--silver-white);
            line-height: 1.4;
            margin-bottom: 20px;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 20px;
            font-size: 14px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .article-layout {
            max-width: 940px;
            margin: 60px auto;
            padding: 0 20px;
        }
        .article-body {
            font-size: 17px;
            color: var(--text-main);
            line-height: 1.8;
            margin-bottom: 60px;
        }
        .article-body p {
            margin-bottom: 25px;
        }
        .article-body h2, .article-body h3 {
            color: var(--silver-white);
            margin: 40px 0 20px;
        }
        .article-body img {
            max-width: 100%;
            border-radius: 12px;
            margin: 20px 0;
            display: block;
        }
        .article-tags {
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            margin-bottom: 40px;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .article-tags .tag-title {
            color: var(--text-muted);
            font-size: 14px;
        }
        .tag-link {
            background: rgba(29, 123, 255, 0.1);
            color: var(--primary);
            padding: 4px 12px;
            border-radius: 6px;
            font-size: 13px;
        }
        
        .article-nav {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
            padding: 30px 0;
            margin-bottom: 60px;
        }
        .article-nav-item {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        .article-nav-item .dir {
            font-size: 12px;
            color: var(--text-muted);
            text-transform: uppercase;
        }
        .article-nav-item .title {
            font-size: 15px;
            color: var(--silver-white);
            font-weight: 600;
        }
        .article-nav-item .title:hover {
            color: var(--primary);
        }
        
        .related-posts {
            margin-top: 60px;
        }
        .related-posts h3 {
            font-size: 22px;
            color: var(--silver-white);
            margin-bottom: 30px;
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
        }
        .related-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 8px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .related-card:hover {
            border-color: var(--accent);
        }
        .related-card-img {
            height: 150px;
            background-size: cover;
            background-position: center;
        }
        .related-card-info {
            padding: 15px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        .related-card-info h5 {
            font-size: 14px;
            color: var(--silver-white);
            line-height: 1.4;
            margin-bottom: 15px;
        }
        
        footer {
            background: #040711;
            border-top: 1px solid var(--border-color);
            padding: 80px 20px 40px;
        }
        .footer-grid {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 40px;
            margin-bottom: 60px;
        }
        .footer-brand p {
            color: var(--text-muted);
            margin-top: 20px;
            font-size: 14px;
            max-width: 300px;
        }
        .footer-links h4 {
            color: var(--silver-white);
            font-size: 16px;
            margin-bottom: 20px;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links ul li {
            margin-bottom: 12px;
        }
        .footer-links ul li a {
            color: var(--text-muted);
            font-size: 14px;
        }
        .footer-links ul li a:hover {
            color: var(--primary);
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 0 auto;
            border-top: 1px solid var(--border-color);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            color: var(--text-muted);
            font-size: 13px;
        }
        @media (max-width: 768px) {
            .nav-menu { display: none; }
            .burger-btn { display: block; }
            .footer-grid { grid-template-columns: 1fr; }
            .article-nav { grid-template-columns: 1fr; }
        }