* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0c1a2d 0%, #1a3a5f 100%);
            color: #e0e0e0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #ffcc00;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #fff;
            text-shadow: 0 0 8px #ffcc00;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }
        .site-header {
            background-color: rgba(10, 25, 47, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 3px solid #ffcc00;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.5rem;
            color: #ffcc00;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo span {
            color: #fff;
            text-shadow: 0 0 10px #00a8ff;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: #b0b0b0;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background-color: #ffcc00;
            color: #0c1a2d;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #ffcc00;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .breadcrumb {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 12px 0;
            margin-bottom: 30px;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: #ffcc00;
        }
        .main-content {
            flex: 1;
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: rgba(20, 40, 70, 0.8);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 20px;
            border-bottom: 2px dashed #ffcc00;
        }
        h1 {
            color: #ffcc00;
            font-size: 3rem;
            margin-bottom: 15px;
            line-height: 1.2;
            text-shadow: 2px 2px 4px #000;
        }
        .article-meta {
            color: #aaa;
            font-style: italic;
            margin-top: 15px;
        }
        h2 {
            color: #4fc3f7;
            font-size: 2.2rem;
            margin: 50px 0 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #355a7a;
        }
        h3 {
            color: #81d4fa;
            font-size: 1.8rem;
            margin: 35px 0 15px;
        }
        h4 {
            color: #b3e5fc;
            font-size: 1.4rem;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            color: #fff;
            background: rgba(255, 204, 0, 0.1);
            padding: 20px;
            border-left: 5px solid #ffcc00;
            border-radius: 0 10px 10px 0;
            margin: 30px 0;
        }
        .highlight {
            background-color: rgba(255, 204, 0, 0.15);
            padding: 2px 6px;
            border-radius: 3px;
            font-weight: bold;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            border: 3px solid #ffcc00;
            margin: 30px auto;
            box-shadow: 0 5px 15px rgba(0,0,0,0.7);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #aaa;
            margin-top: 8px;
            font-size: 0.9rem;
        }
        .info-box {
            background: rgba(30, 60, 110, 0.7);
            border-left: 5px solid #4fc3f7;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .quote {
            font-size: 1.2rem;
            color: #ffcc00;
            border-left: 4px solid #ffcc00;
            padding-left: 20px;
            margin: 25px 0;
            font-style: italic;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #ffcc00, #ff9800);
            color: #0c1a2d;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: none;
            cursor: pointer;
            transition: all 0.3s;
            box-shadow: 0 4px 10px rgba(255, 204, 0, 0.3);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(255, 204, 0, 0.5);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: rgba(20, 40, 70, 0.8);
            border-radius: 10px;
            padding: 25px;
            border: 1px solid #355a7a;
        }
        .sidebar-widget h3 {
            color: #ffcc00;
            font-size: 1.5rem;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 1px solid #ffcc00;
        }
        .search-form {
            display: flex;
            margin-top: 15px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #355a7a;
            border-radius: 50px 0 0 50px;
            background: rgba(255,255,255,0.1);
            color: #fff;
        }
        .search-form button {
            background: #ffcc00;
            color: #0c1a2d;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 20px;
            cursor: pointer;
            font-weight: bold;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #555;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars span {
            margin: 0 3px;
            transition: color 0.2s;
        }
        .stars span:hover,
        .stars span.active {
            color: #ffcc00;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            background: rgba(255,255,255,0.1);
            border: 1px solid #355a7a;
            border-radius: 10px;
            color: #fff;
            margin-top: 10px;
            resize: vertical;
            min-height: 120px;
        }
        .comment-form button {
            width: 100%;
            margin-top: 15px;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 12px;
            padding-left: 20px;
            position: relative;
        }
        .related-links li::before {
            content: '▶';
            color: #ffcc00;
            position: absolute;
            left: 0;
            font-size: 0.8rem;
        }
        .site-footer {
            background-color: #0a192f;
            border-top: 3px solid #ffcc00;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-widget h4 {
            color: #ffcc00;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 12px 15px;
            margin-bottom: 10px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        friend-link:hover {
            background: rgba(255,204,0,0.15);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #355a7a;
            color: #aaa;
            font-size: 0.9rem;
        }
        .update-time {
            color: #4fc3f7;
            font-weight: bold;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: rgba(10, 25, 47, 0.98);
                padding: 20px;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
            }
            .main-nav.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                border-bottom: 1px solid #355a7a;
            }
            .main-nav a {
                display: block;
                padding: 15px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .content-grid {
                gap: 20px;
            }
            article, .sidebar-widget {
                padding: 25px 20px;
            }
        }