* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #2c5aa0;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul, ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 24px;
            background: linear-gradient(135deg, #2c5aa0, #3a7bd5);
            color: white;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 6px rgba(0,0,0,0.1);
        }
        .btn:hover {
            background: linear-gradient(135deg, #e63946, #ff6b6b);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .section-padding {
            padding: 60px 0;
        }
        .text-center {
            text-align: center;
        }
        .mb-1 { margin-bottom: 0.5rem; }
        .mb-2 { margin-bottom: 1rem; }
        .mb-3 { margin-bottom: 1.5rem; }
        .mb-4 { margin-bottom: 2rem; }
        .site-header {
            background: white;
            box-shadow: 0 2px 15px rgba(0,0,0,0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #2c5aa0;
            display: flex;
            align-items: center;
        }
        .my-logo span {
            color: #e63946;
        }
        .my-logo:hover {
            color: #2c5aa0;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
        }
        .nav-list li {
            margin-left: 30px;
        }
        .nav-list a {
            font-weight: 600;
            font-size: 1.05rem;
            position: relative;
        }
        .nav-list a:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 0;
            height: 3px;
            background: #e63946;
            transition: width 0.3s;
        }
        .nav-list a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #2c5aa0;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 12px 20px;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: #e63946;
        }
        .breadcrumb span {
            color: #888;
            margin: 0 8px;
        }
        .hero {
            background: linear-gradient(rgba(44, 90, 160, 0.85), rgba(58, 123, 213, 0.9)), url('https://images.unsplash.com/photo-1635070041078-e363dbe005cb?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 80px 20px;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
        }
        .search-section {
            background: white;
            padding: 30px 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 30px auto;
            border-radius: 10px;
            max-width: 800px;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .search-input:focus {
            border-color: #2c5aa0;
            outline: none;
        }
        .main-content {
            flex: 1;
            background: white;
            padding: 40px;
            margin: 30px auto;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.06);
            max-width: 1200px;
        }
        .article-meta {
            color: #666;
            font-size: 0.95rem;
            border-bottom: 1px solid #eee;
            padding-bottom: 15px;
            margin-bottom: 30px;
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c5aa0;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: #3a7bd5;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 10px;
            border-bottom: 2px solid #f0f0f0;
        }
        h3 {
            font-size: 1.8rem;
            color: #555;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #777;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #444;
            background: #f8f9fa;
            padding: 20px;
            border-left: 5px solid #e63946;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ffef78 0%, #ffef78 100%);
            padding: 2px 6px;
            border-radius: 3px;
        }
        .note-box {
            background: #e7f3ff;
            border-left: 5px solid #2c5aa0;
            padding: 20px;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .quote {
            font-style: italic;
            font-size: 1.2rem;
            color: #555;
            border-left: 4px solid #e63946;
            padding-left: 20px;
            margin: 2rem 0;
        }
        .image-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 900px;
        }
        .image-container img {
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .image-container img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            font-size: 0.95rem;
            color: #666;
            margin-top: 10px;
            font-style: italic;
        }
        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 3rem 0;
        }
        .grid-card {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            border-top: 5px solid #3a7bd5;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .grid-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .grid-card h3 {
            color: #2c5aa0;
            margin-top: 0;
        }
        .rating-section, .comments-section {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 600px;
            margin-top: 20px;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffd700;
            cursor: pointer;
        }
        .star-rating i {
            transition: transform 0.2s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            font-weight: 600;
            margin-bottom: 8px;
            color: #444;
        }
        .form-control {
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: #2c5aa0;
            outline: none;
            box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.2);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .site-footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            margin-bottom: 15px;
        }
        .footer-links h4 {
            color: #e63946;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #bdc3c7;
        }
        .footer-links a:hover {
            color: #e63946;
            padding-left: 5px;
            transition: all 0.3s;
        }
        friend-link {
            display: block;
            background: #34495e;
            padding: 15px;
            border-radius: 6px;
            margin: 10px 0;
            color: #ecf0f1;
        }
        friend-link a {
            color: #1abc9c;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            color: #95a5a6;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.7rem; }
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .main-content { padding: 30px; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav { position: relative; }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                right: 0;
                background: white;
                width: 250px;
                box-shadow: 0 10px 25px rgba(0,0,0,0.1);
                border-radius: 8px;
                padding: 20px;
                z-index: 1000;
            }
            .nav-list.active { display: flex; }
            .nav-list li { margin: 10px 0; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            .search-form { flex-direction: column; }
            .btn { width: 100%; }
            .main-content { padding: 20px; }
            .article-meta { flex-direction: column; gap: 10px; }
        }
        @media (max-width: 480px) {
            .hero { padding: 50px 20px; }
            .hero h1 { font-size: 1.9rem; }
            .footer-container { grid-template-columns: 1fr; }
        }