* {
            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;
            font-size: 1.05rem;
        }
        a {
            color: #1a5fb4;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e95420;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a5fb4 0%, #0d4a9c 100%);
            color: white;
            padding: 1.2rem 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: 2.2rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Trebuchet MS', sans-serif;
        }
        .logo span {
            color: #ffcc00;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #e0e0e0;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .main-nav a:hover, .main-nav a.active {
            color: white;
            background-color: rgba(255, 255, 255, 0.1);
        }
        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: #666;
        }
        .breadcrumb a {
            color: #555;
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.07);
        }
        article h1 {
            font-size: 2.8rem;
            color: #1a5fb4;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #ffcc00;
            padding-bottom: 0.8rem;
        }
        .article-meta {
            color: #666;
            margin-bottom: 2rem;
            font-size: 0.95rem;
            display: flex;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .article-meta i {
            margin-right: 0.5rem;
        }
        h2, h3 {
            color: #0d4a9c;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
        }
        h2 {
            font-size: 2rem;
            border-left: 5px solid #e95420;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.6rem;
            color: #333;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        strong {
            color: #1a5fb4;
            font-weight: 700;
        }
        .highlight-box {
            background: linear-gradient(to right, #f0f7ff, #e1efff);
            border-left: 4px solid #1a5fb4;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .strategy-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .strategy-card {
            background: white;
            border: 1px solid #ddd;
            border-top: 4px solid #e95420;
            padding: 1.5rem;
            border-radius: 8px;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .strategy-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .strategy-card h4 {
            color: #0d4a9c;
            margin-bottom: 0.8rem;
        }
        figure {
            margin: 2.5rem 0;
            text-align: center;
        }
        figure img {
            border-radius: 10px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            margin: 0 auto;
        }
        figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        aside {
            background: white;
            padding: 1.8rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.07);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #1a5fb4;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffcc00;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 1px solid #ccc;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-form button {
            background: #1a5fb4;
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #0d4a9c;
        }
        .rating-widget .stars {
            font-size: 1.8rem;
            color: #ffcc00;
            margin-bottom: 1rem;
            cursor: pointer;
        }
        .rating-widget .stars i {
            margin-right: 0.2rem;
            transition: color 0.2s;
        }
        .rating-form label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .rating-form input,
        .rating-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
        }
        .rating-form button {
            background: #e95420;
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            width: 100%;
        }
        .rating-form button:hover {
            background: #c34113;
        }
        .footer-links {
            background: #2c3e50;
            padding: 3rem 0;
            color: #ecf0f1;
        }
        .footer-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1.2rem;
            border-radius: 8px;
            transition: background 0.3s;
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .web-link a {
            color: #ffcc00;
            font-weight: 600;
        }
        .site-footer {
            background: #1a252f;
            color: #bdc3c7;
            text-align: center;
            padding: 2rem 0;
            font-size: 0.95rem;
        }
        .site-footer a {
            color: #ffcc00;
        }
        @media (max-width: 768px) {
            .menu-toggle {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: #1a5fb4;
                padding: 1rem;
                transform: translateY(-150%);
                opacity: 0;
                transition: transform 0.4s ease, opacity 0.4s ease;
                z-index: 999;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 1rem;
            }
            article {
                padding: 1.8rem;
            }
            article h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }