* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #0d3b66;
            --secondary: #f4a261;
            --accent: #e76f51;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --success: #2a9d8f;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #fff;
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1rem;
        }
        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; }
        .bold { font-weight: 800; }
        .highlight { color: var(--accent); font-weight: bold; }
        .section-padding { padding: 60px 0; }
        .bg-light { background-color: var(--light); }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--secondary);
            color: var(--dark);
            border-radius: 30px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--accent);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .section-title {
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            color: var(--primary);
            position: relative;
            padding-bottom: 15px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--secondary);
        }
        header {
            background: var(--primary);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--secondary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a:hover {
            color: white;
        }
        .desktop-nav ul {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--secondary);
            border-bottom-color: var(--secondary);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--secondary);
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: var(--primary);
            flex-direction: column;
            padding: 20px;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
        }
        .mobile-nav a:hover {
            background: rgba(255,255,255,0.05);
            color: var(--secondary);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #e9ecef;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        .hero {
            background: linear-gradient(rgba(13, 59, 102, 0.9), rgba(13, 59, 102, 0.8)), url('https://images.unsplash.com/photo-1510511459019-5dda7724fd87?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-box {
            max-width: 600px;
            margin: 40px auto;
            padding: 20px;
            background: white;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .search-box h3 {
            margin-bottom: 15px;
            color: var(--primary);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 30px 0 0 30px;
            font-size: 1rem;
            outline: none;
        }
        .search-form input:focus {
            border-color: var(--secondary);
        }
        .search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-form button:hover {
            background: var(--secondary);
        }
        .content-area {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        main article {
            margin-bottom: 40px;
        }
        main p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        main h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin: 2.5rem 0 1.5rem;
            border-left: 5px solid var(--secondary);
            padding-left: 15px;
        }
        main h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin: 2rem 0 1rem;
        }
        main h4 {
            font-size: 1.5rem;
            color: var(--gray);
            margin: 1.5rem 0 1rem;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image figcaption {
            padding: 10px;
            background: #f8f9fa;
            font-style: italic;
            color: var(--gray);
            text-align: center;
        }
        blockquote {
            border-left: 4px solid var(--secondary);
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: var(--primary);
            background: #f8f9fa;
            padding: 20px;
            border-radius: 0 10px 10px 0;
        }
        .stats-box {
            background: linear-gradient(135deg, var(--primary), #1d5a9c);
            color: white;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            box-shadow: var(--shadow);
        }
        .stats-box h3 {
            color: var(--secondary);
            margin-top: 0;
        }
        .sidebar-widget {
            background: var(--light);
            padding: 25px;
            border-radius: 10px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
        }
        .link-list a {
            display: block;
            padding: 12px 15px;
            margin-bottom: 10px;
            background: white;
            border-radius: 8px;
            border-left: 4px solid var(--primary);
            transition: var(--transition);
        }
        .link-list a:hover {
            background: var(--primary);
            color: white;
            transform: translateX(5px);
        }
        .update-time {
            font-size: 0.9rem;
            color: var(--gray);
            background: #fff;
            padding: 15px;
            border-radius: 8px;
            border: 1px dashed var(--secondary);
        }
        .user-interaction {
            background: var(--light);
            padding: 40px;
            border-radius: 10px;
            margin-top: 40px;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        .rating-box, .comment-box {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .stars {
            display: flex;
            gap: 10px;
            margin: 15px 0;
            font-size: 1.8rem;
            color: #ffc107;
        }
        .stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--primary);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--secondary);
            outline: none;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        .footer-links a {
            display: block;
            padding: 8px 0;
            color: #ccc;
            border-bottom: 1px solid #333;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 10px;
        }
        friend-link {
            display: block;
            padding: 10px;
            background: #333;
            margin: 5px 0;
            border-radius: 5px;
            text-align: center;
        }
        friend-link a {
            color: var(--secondary);
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .content-area {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .section-title {
                font-size: 2rem;
            }
            main h2 {
                font-size: 1.8rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: 30px;
                margin-bottom: 10px;
            }
        }