* {
            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-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: #0056b3;
            transition: color 0.3s ease, background-color 0.3s ease;
        }
        a:hover {
            color: #003366;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .site-header {
            background: linear-gradient(135deg, #0a2342 0%, #1a3d6c 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            color: #00a8e8;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #6c757d;
        }
        .breadcrumb a {
            color: #495057;
        }
        .breadcrumb a:hover {
            color: #0a2342;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: #d1e0f0;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: #00a8e8;
            border-bottom-color: #00a8e8;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #0a2342;
                padding: 20px;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease-in-out;
            }
            .main-nav.active ul {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
        }
        .hero {
            background: linear-gradient(rgba(10, 35, 66, 0.85), rgba(10, 35, 66, 0.9)), url('https://images.unsplash.com/photo-1534274988757-a28bf1a57c17?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
            color: white;
            text-align: center;
            padding: 100px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.95;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        article h2 {
            color: #0a2342;
            border-left: 5px solid #00a8e8;
            padding-left: 15px;
            margin: 40px 0 20px;
        }
        article h3 {
            color: #1a3d6c;
            margin: 30px 0 15px;
        }
        article p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background-color: #f0f8ff;
            border-left: 4px solid #00a8e8;
            padding: 20px;
            margin: 25px 0;
            font-style: italic;
        }
        .internal-link {
            background-color: #e7f4ff;
            padding: 3px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .internal-link:hover {
            background-color: #cce7ff;
        }
        .float-img {
            float: right;
            margin: 15px 0 20px 30px;
            max-width: 450px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        @media (max-width: 768px) {
            .float-img {
                float: none;
                margin: 20px auto;
                max-width: 100%;
            }
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .widget {
            background: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .widget h3 {
            color: #0a2342;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e9ecef;
        }
        .search-form input,
        .comment-form input,
        .comment-form textarea,
        .rating-form select {
            width: 100%;
            padding: 12px 15px;
            margin-bottom: 15px;
            border: 1px solid #ced4da;
            border-radius: 6px;
            font-size: 1rem;
        }
        .search-form button,
        .comment-form button,
        .rating-form button {
            width: 100%;
            padding: 12px;
            background: linear-gradient(to right, #00a8e8, #0077b6);
            color: white;
            border: none;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: opacity 0.3s;
        }
        .search-form button:hover,
        .comment-form button:hover,
        .rating-form button:hover {
            opacity: 0.9;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 15px 0;
            font-size: 1.8rem;
            color: #ffc107;
        }
        .star-rating i {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        .site-footer {
            background: #0a2342;
            color: #d1e0f0;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            margin-bottom: 20px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            list-style: none;
        }
        .friend-links a {
            color: #8bb9fe;
            background-color: rgba(255,255,255,0.05);
            padding: 8px 15px;
            border-radius: 4px;
        }
        .friend-links a:hover {
            background-color: rgba(255,255,255,0.1);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #8bb9fe;
        }
        .text-center { text-align: center; }
        .mt-4 { margin-top: 2rem; }
        .mb-4 { margin-bottom: 2rem; }
        .emoji { font-size: 1.2em; }