* { 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: 100%;
            overflow-x: hidden;
        }
        a { color: #2a6496; text-decoration: none; transition: color 0.3s; }
        a:hover { color: #d35400; }
        img { max-width: 100%; height: auto; display: block; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
        .site-header {
            background: linear-gradient(135deg, #1a472a 0%, #2c5e3e 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;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ffd700;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Georgia', serif;
        }
        .my-logo a { color: inherit; }
        .my-logo span { color: #fff; font-size: 1.8rem; }
        .main-nav ul { display: flex; list-style: none; gap: 2rem; }
        .main-nav a {
            color: #e0e0e0;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a:focus { color: #ffd700; border-color: #ffd700; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9ecef;
            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: #666; }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #2a6496; }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 4rem 1rem;
            margin-bottom: 2rem;
            border-radius: 0 0 10px 10px;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 4px #000;
        }
        .hero p { font-size: 1.3rem; max-width: 800px; margin: 0 auto 2rem; }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-area { grid-template-columns: 1fr; }
        }
        article { background: white; padding: 2.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        article p { margin-bottom: 1.5rem; }
        article h2, article h3, article h4 { color: #1a472a; margin-top: 2.5rem; margin-bottom: 1rem; }
        article h2 { font-size: 2.2rem; border-bottom: 3px solid #ffd700; padding-bottom: 0.5rem; }
        article h3 { font-size: 1.8rem; }
        article h4 { font-size: 1.4rem; }
        .highlight { background-color: #fff9e6; padding: 1.5rem; border-left: 5px solid #ffd700; margin: 2rem 0; }
        .feature-img {
            float: right;
            margin: 0 0 1.5rem 1.5rem;
            border-radius: 8px;
            border: 3px solid #ddd;
            max-width: 400px;
        }
        .link-list { padding: 1rem; background: #f1f8e9; border-radius: 5px; margin: 2rem 0; }
        .link-list ul { list-style: square inside; }
        .link-list li { margin-bottom: 0.5rem; }
        aside { background: white; padding: 1.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .widget { margin-bottom: 2rem; }
        .widget h3 { color: #1a472a; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid #eee; }
        .search-form { display: flex; }
        .search-form input { flex: 1; padding: 0.8rem; border: 1px solid #ccc; border-radius: 5px 0 0 5px; }
        .search-form button { background: #2c5e3e; color: white; border: none; padding: 0.8rem 1.2rem; border-radius: 0 5px 5px 0; cursor: pointer; }
        .search-form button:hover { background: #1a472a; }
        .rating-widget .stars { color: #ffd700; font-size: 1.5rem; margin-bottom: 1rem; }
        .rating-widget form { display: flex; flex-direction: column; gap: 0.8rem; }
        .rating-widget select, .rating-widget textarea, .rating-widget input[type="text"] { width: 100%; padding: 0.8rem; border: 1px solid #ccc; border-radius: 5px; }
        .rating-widget button { background: #d35400; color: white; padding: 0.8rem; border: none; border-radius: 5px; cursor: pointer; font-weight: bold; }
        .rating-widget button:hover { background: #a84300; }
        .site-footer {
            background: #1a1a1a;
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo { font-size: 2rem; color: #ffd700; font-weight: bold; margin-bottom: 1rem; }
        .footer-nav ul { list-style: none; }
        .footer-nav li { margin-bottom: 0.7rem; }
        .footer-nav a { color: #aaa; }
        .footer-nav a:hover { color: #ffd700; }
        friend-link {
            display: block;
            background: #2a2a2a;
            padding: 1rem;
            border-radius: 5px;
            margin-bottom: 1rem;
        }
        friend-link a { color: #4da6ff; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1a472a;
                padding: 1rem;
                box-shadow: 0 5px 10px rgba(0,0,0,0.2);
            }
            .main-nav.active ul { display: flex; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            article { padding: 1.5rem; }
            article h2 { font-size: 1.8rem; }
            .feature-img { float: none; margin: 1rem auto; max-width: 100%; }
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #d35400, #e67e22);
            color: white;
            padding: 0.9rem 2rem;
            border-radius: 50px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            box-shadow: 0 4px 10px rgba(211, 84, 0, 0.3);
            transition: all 0.3s ease;
            border: none;
            cursor: pointer;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(211, 84, 0, 0.4);
            color: white;
        }
        .tag {
            display: inline-block;
            background: #e8f4fd;
            color: #2a6496;
            padding: 0.3rem 0.8rem;
            border-radius: 20px;
            font-size: 0.85rem;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }
        .update-time {
            font-style: italic;
            color: #666;
            background: #f0f0f0;
            padding: 0.5rem;
            border-radius: 5px;
            display: inline-block;
            margin-bottom: 1rem;
        }