* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            max-width: 100%;
            overflow-x: hidden;
            padding-top: 80px;
        }
        h1, h2, h3, h4 {
            font-family: 'Arial Black', Gadget, sans-serif;
            color: #1a365d;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            text-align: center;
            background: linear-gradient(90deg, #1a365d, #2c5282);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #e53e3e;
        }
        h2 {
            font-size: 2.2rem;
            color: #2d3748;
            border-left: 5px solid #e53e3e;
            padding-left: 15px;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.8rem;
            color: #4a5568;
            margin-top: 2rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #718096;
            margin-top: 1.5rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            background: rgba(26, 54, 93, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: all 0.3s ease;
        }
        .my-logo:hover {
            color: #e53e3e;
            transform: scale(1.05);
        }
        .my-logo i {
            font-size: 2.2rem;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 5px;
            transition: all 0.3s ease;
        }
        nav a:hover {
            background-color: #e53e3e;
            color: white;
            transform: translateY(-3px);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 5px;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            width: 30px;
            height: 3px;
            background: white;
            border-radius: 2px;
            transition: 0.3s;
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(7px, -6px);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #edf2f7;
            margin-top: 80px;
            border-bottom: 1px solid #cbd5e0;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #4a5568;
        }
        .breadcrumb a {
            color: #2b6cb0;
            text-decoration: none;
            transition: color 0.2s;
        }
        .breadcrumb a:hover {
            color: #e53e3e;
            text-decoration: underline;
        }
        .search-section {
            background: white;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0, 0, 0, 0.08);
            margin: 30px 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: 2px solid #cbd5e0;
            border-radius: 8px;
            font-size: 1.1rem;
            transition: border 0.3s;
        }
        .search-input:focus {
            outline: none;
            border-color: #e53e3e;
        }
        .search-btn {
            padding: 15px 30px;
            background: linear-gradient(90deg, #e53e3e, #c53030);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #c53030, #9b2c2c);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(229, 62, 62, 0.3);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
        }
        aside {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
            height: fit-content;
            position: sticky;
            top: 140px;
        }
        .sidebar-section h3 {
            font-size: 1.5rem;
            color: #1a365d;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e53e3e;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 15px;
        }
        .link-list a {
            color: #2d3748;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 15px;
            border-radius: 8px;
            background: #f7fafc;
            transition: all 0.3s;
            border-left: 4px solid transparent;
        }
        .link-list a:hover {
            background: #edf2f7;
            border-left-color: #e53e3e;
            color: #e53e3e;
            transform: translateX(5px);
        }
        .featured-image {
            width: 100%;
            border-radius: 12px;
            margin: 30px 0;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            transition: transform 0.5s ease;
        }
        .featured-image:hover {
            transform: scale(1.02);
        }
        .highlight {
            background: linear-gradient(120deg, #fed7d7 0%, #fed7d7 100%);
            padding: 20px;
            border-radius: 10px;
            border-left: 5px solid #e53e3e;
            margin: 25px 0;
            font-weight: 600;
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(135deg, #4299e1, #3182ce);
            color: white;
            padding: 25px;
            border-radius: 12px;
            text-align: center;
            transition: all 0.3s;
        }
        .stat-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(49, 130, 206, 0.3);
        }
        .stat-card h4 {
            color: white;
            font-size: 1.8rem;
            margin-bottom: 10px;
        }
        .user-interaction {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 12px;
            margin: 40px 0;
            border-top: 5px solid #e53e3e;
        }
        .rating-section {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
            margin-bottom: 30px;
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 2.5rem;
            cursor: pointer;
        }
        .stars i {
            color: #cbd5e0;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #f6ad55;
        }
        .comment-form textarea {
            width: 100%;
            padding: 20px;
            border: 2px solid #cbd5e0;
            border-radius: 10px;
            font-size: 1rem;
            resize: vertical;
            min-height: 150px;
            margin-bottom: 20px;
            transition: border 0.3s;
        }
        .comment-form textarea:focus {
            outline: none;
            border-color: #e53e3e;
        }
        .submit-btn {
            padding: 15px 40px;
            background: linear-gradient(90deg, #38a169, #2f855a);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            font-size: 1.1rem;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #2f855a, #276749);
            transform: translateY(-3px);
            box-shadow: 0 8px 20px rgba(56, 161, 105, 0.3);
        }
        footer {
            background: #1a202c;
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: white;
            border-bottom: 2px solid #e53e3e;
            padding-bottom: 10px;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin-bottom: 15px;
        }
        friend-link a {
            color: #cbd5e0;
            text-decoration: none;
            transition: color 0.3s;
        }
        friend-link a:hover {
            color: #e53e3e;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #4a5568;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        .last-updated {
            text-align: right;
            font-style: italic;
            color: #718096;
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            body {
                padding-top: 70px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .header-container {
                padding: 0 15px;
            }
            nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(26, 54, 93, 0.98);
                padding: 20px;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: all 0.4s ease;
            }
            nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            nav ul {
                flex-direction: column;
                gap: 15px;
            }
            .hamburger {
                display: flex;
            }
            .content-grid {
                gap: 30px;
            }
            article, aside {
                padding: 25px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article {
            animation: fadeIn 0.8s ease-out;
        }