* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        a { color: #0056b3; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #003d82; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mb-3 { margin-bottom: 3rem; }
        .p-2 { padding: 2rem; }
        .rounded { border-radius: 8px; }
        .shadow { box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
        .site-header {
            background: linear-gradient(90deg, #0c1e3e 0%, #1a3a6a 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ffde00;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover { color: #fff; }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            color: #e0e0e0;
            font-weight: 500;
        }
        .nav-desktop a:hover { color: #ffde00; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #1a3a6a;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: #e0e0e0;
            padding: 0.8rem 0;
            border-bottom: 1px solid #2a4a7a;
        }
        .nav-mobile a:last-child { border-bottom: none; }
        .breadcrumb {
            padding: 1rem 0;
            background: #f0f5ff;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #0056b3; }
        .breadcrumb span { color: #888; }
        .hero {
            background: linear-gradient(rgba(12, 30, 62, 0.85), rgba(12, 30, 62, 0.9)), url('https://images.unsplash.com/photo-1556056504-5c7696c4c28d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
            color: white;
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.5rem);
            margin-bottom: 1rem;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.5);
        }
        .search-form {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
        }
        .search-btn {
            background: #ffde00;
            color: #0c1e3e;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 0 50px 50px 0;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-btn:hover { background: #ffed4e; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-body {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.05);
        }
        .article-body h1 { color: #0c1e3e; margin-bottom: 1.5rem; }
        .article-body h2 {
            color: #1a3a6a;
            margin: 2.5rem 0 1rem 0;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffde00;
        }
        .article-body h3 { color: #2a4a7a; margin: 1.8rem 0 1rem 0; }
        .article-body h4 { color: #3a5a8a; margin: 1.5rem 0 0.8rem 0; }
        .article-body p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .article-body emoji { font-size: 1.2em; margin-right: 5px; }
        .article-body strong { color: #0c1e3e; }
        .article-body .highlight-box {
            background: #f8fbff;
            border-left: 4px solid #0056b3;
            padding: 1.5rem;
            margin: 1.5rem 0;
        }
        .featured-img {
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            margin-bottom: 2rem;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            color: #0c1e3e;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #eee;
        }
        .link-list { list-style: none; }
        .link-list li { margin-bottom: 0.8rem; }
        .link-list a { display: block; padding: 0.5rem; border-radius: 5px; }
        .link-list a:hover { background: #f0f5ff; }
        .interactive-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin-top: 3rem;
        }
        .form-group { margin-bottom: 1.5rem; }
        .form-label { display: block; margin-bottom: 0.5rem; font-weight: 600; }
        .form-input, .form-textarea {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
        }
        .form-textarea { min-height: 120px; resize: vertical; }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 0.5rem 0;
        }
        .star { font-size: 1.5rem; color: #ddd; cursor: pointer; transition: color 0.2s; }
        .star:hover, .star.active { color: #ffde00; }
        .submit-btn {
            background: #0c1e3e;
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s;
        }
        .submit-btn:hover { background: #1a3a6a; }
        .site-footer {
            background: #0c1e3e;
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #ffde00;
            margin-bottom: 1rem;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 5px;
            color: #ddd;
        }
        friend-link:hover { background: rgba(255,222,0,0.2); color: white; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a4a7a;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container, .main-content, .footer-content { padding: 0 15px; }
            .article-body { padding: 1.5rem; }
            .hero { padding: 3rem 1rem; }
        }