* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #2c3e50;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #1a5276;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a5276 0%, #2c3e50 100%);
            color: white;
            padding: 1.5rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.8rem;
            font-weight: 900;
            font-family: 'Georgia', serif;
            letter-spacing: 2px;
            background: linear-gradient(90deg, #f1c40f, #e74c3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .nav-desktop {
            display: flex;
            gap: 2.5rem;
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-size: 1.2rem;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 6px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.2);
        }
        .hamburger {
            display: none;
            font-size: 2rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #2c3e50;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 6px 12px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: #ecf0f1;
            padding: 1rem;
            border-bottom: 1px solid #34495e;
            font-size: 1.1rem;
        }
        .nav-mobile a:hover {
            background-color: #1a5276;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 1rem 2rem;
            font-size: 0.95rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #1a5276;
        }
        .container {
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 3rem;
        }
        .content-main {
            background-color: white;
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        h1 {
            font-size: 3.5rem;
            color: #1a5276;
            margin-bottom: 1.5rem;
            text-align: center;
            border-bottom: 4px solid #f1c40f;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.5rem;
            color: #2c3e50;
            margin: 2.5rem 0 1.5rem;
            padding-left: 0.5rem;
            border-left: 6px solid #e74c3c;
        }
        h3 {
            font-size: 2rem;
            color: #34495e;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.6rem;
            color: #5d6d7e;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.8rem;
            font-size: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: #fef9e7;
            padding: 1.5rem;
            border-left: 5px solid #f1c40f;
            margin: 2rem 0;
            font-size: 1.3rem;
            font-weight: 600;
        }
        .article-img {
            margin: 2.5rem auto;
            max-width: 900px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
        }
        .article-img figcaption {
            text-align: center;
            font-style: italic;
            color: #7f8c8d;
            margin-top: 0.8rem;
        }
        .content-links {
            display: inline-block;
            color: #1a5276;
            font-weight: 600;
            border-bottom: 2px dashed #f1c40f;
        }
        .content-links:hover {
            border-bottom-style: solid;
        }
        .functional-section {
            background-color: #f8f9fa;
            padding: 2.5rem;
            border-radius: 10px;
            margin: 3rem 0;
            border: 2px solid #dfe6e9;
        }
        .functional-section h3 {
            color: #1a5276;
            margin-top: 0;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            align-items: center;
            margin-top: 1.5rem;
        }
        .search-form input, .comment-form textarea, .comment-form input, .rating-form select {
            flex: 1;
            min-width: 250px;
            padding: 1rem;
            border: 2px solid #bdc3c7;
            border-radius: 8px;
            font-size: 1.1rem;
        }
        .comment-form textarea {
            min-height: 150px;
            resize: vertical;
        }
        button {
            background: linear-gradient(135deg, #1a5276, #2c3e50);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 8px;
            font-size: 1.2rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease, transform 0.2s ease;
        }
        button:hover {
            background: linear-gradient(135deg, #154360, #1c2833);
            transform: translateY(-3px);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 2rem;
            color: #f1c40f;
            margin: 1rem 0;
        }
        .star-rating i {
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .star-rating i:hover {
            color: #f39c12;
        }
        .site-footer {
            background-color: #2c3e50;
            color: #ecf0f1;
            padding: 3rem 2rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 3rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 1rem;
        }
        friend-link {
            display: inline-block;
            background-color: #34495e;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            color: #ecf0f1;
            font-weight: 600;
        }
        friend-link:hover {
            background-color: #1a5276;
            transform: translateY(-2px);
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 1px solid #5d6d7e;
            font-size: 1rem;
            color: #bdc3c7;
        }
        @media (max-width: 1024px) {
            h1 { font-size: 3rem; }
            h2 { font-size: 2.2rem; }
            .container { padding: 0 1.5rem; }
        }
        @media (max-width: 768px) {
            .header-container { flex-direction: column; gap: 1.5rem; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.8rem; }
            .content-main { padding: 2rem; }
            .functional-section { padding: 2rem; }
            .search-form, .comment-form, .rating-form { flex-direction: column; align-items: stretch; }
            .search-form input, .comment-form textarea, .comment-form input, .rating-form select { min-width: 100%; }
        }
        @media (max-width: 480px) {
            .site-header { padding: 1rem; }
            .my-logo { font-size: 2.2rem; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.8rem; }
            p { font-size: 1.1rem; }
            .breadcrumb { padding: 1rem; }
            .container { padding: 0 1rem; }
        }