* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #FF6B35;
            --secondary: #004E89;
            --accent: #00A896;
            --dark: #1A1A2E;
            --light: #F8F9FA;
            --gray: #6C757D;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #fff;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #16213E 100%);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo span {
            color: var(--primary);
            text-shadow: 0 0 8px rgba(255, 107, 53, 0.5);
        }
        .logo:hover {
            transform: scale(1.02);
            transition: var(--transition);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 992px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 12px;
            border-radius: 5px;
            transition: var(--transition);
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            background-color: var(--primary);
            color: white;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 992px) {
            .mobile-toggle {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 80px;
            left: 0;
            width: 100%;
            background-color: var(--dark);
            flex-direction: column;
            padding: 20px;
            display: none;
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            color: white;
            text-decoration: none;
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .nav-mobile a:hover {
            background-color: var(--primary);
            padding-left: 25px;
        }
        .breadcrumb {
            background-color: rgba(255,255,255,0.05);
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #ccc;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb i {
            margin: 0 8px;
            font-size: 0.8rem;
        }
        .hero {
            background: linear-gradient(rgba(26, 26, 46, 0.9), rgba(26, 26, 46, 0.95)), 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;
            padding: 80px 0;
            text-align: center;
            margin-bottom: 50px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(to right, var(--primary), #FF8E53);
            color: white;
            padding: 16px 40px;
            font-size: 1.2rem;
            font-weight: bold;
            text-decoration: none;
            border-radius: 50px;
            margin-top: 20px;
            box-shadow: 0 8px 20px rgba(255, 107, 53, 0.4);
            transition: var(--transition);
        }
        .cta-button:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(255, 107, 53, 0.6);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-section {
            padding: 40px;
            border-bottom: 1px solid #eee;
        }
        .article-section:last-of-type {
            border-bottom: none;
        }
        h2 {
            color: var(--dark);
            font-size: 2.2rem;
            margin-bottom: 25px;
            padding-bottom: 15px;
            border-bottom: 3px solid var(--primary);
        }
        h3 {
            color: var(--secondary);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(0, 78, 137, 0.08);
            border-left: 4px solid var(--secondary);
            padding: 25px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight strong {
            color: var(--secondary);
            font-size: 1.2rem;
        }
        ul, ol {
            margin-left: 25px;
            margin-bottom: 25px;
        }
        li {
            margin-bottom: 10px;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .feature-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transition: var(--transition);
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .img-caption {
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        aside {
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .widget {
            margin-bottom: 35px;
        }
        .widget-title {
            color: var(--dark);
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .search-box {
            display: flex;
            margin-bottom: 20px;
        }
        .search-box input {
            flex: 1;
            padding: 14px;
            border: 2px solid #ddd;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-size: 1.1rem;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #e55a2b;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 1.8rem;
            color: #FFD700;
            margin-bottom: 15px;
            cursor: pointer;
        }
        .stars i {
            margin: 0 2px;
            transition: var(--transition);
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-form button {
            background-color: var(--accent);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            margin-top: 10px;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background-color: #008F7A;
        }
        .comment-section {
            margin-top: 50px;
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .comment-form textarea {
            width: 100%;
            padding: 18px;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 1rem;
            resize: vertical;
            min-height: 150px;
            margin-bottom: 20px;
            font-family: inherit;
        }
        .comment-form input[type="text"],
        .comment-form input[type="email"] {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 10px;
            font-size: 1rem;
            margin-bottom: 20px;
        }
        .comment-form button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 16px 35px;
            border-radius: 10px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: #003A66;
        }
        .web-links-container {
            background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
            padding: 40px 20px;
            margin: 50px 0;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }
        @media (max-width: 992px) {
            .web-links {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        @media (max-width: 576px) {
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: white;
            padding: 15px;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 15px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
            display: block;
            text-align: center;
            font-size: 0.95rem;
            line-height: 1.4;
        }
        .web-link a:hover {
            color: var(--primary);
        }
        footer {
            background-color: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 40px;
            margin-bottom: 40px;
        }
        @media (max-width: 992px) {
            .footer-content {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .footer-content {
                grid-template-columns: 1fr;
            }
        }
        .footer-col h4 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary);
        }
        .footer-col ul {
            list-style: none;
            margin-left: 0;
        }
        .footer-col ul li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.95rem;
        }
        .text-center {
            text-align: center;
        }
        .mb-4 {
            margin-bottom: 2rem;
        }
        .mt-4 {
            margin-top: 2rem;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 5px;
        }
        .keyword {
            background-color: rgba(255, 107, 53, 0.1);
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
            color: var(--primary);
        }
        .note {
            background-color: #FFF3CD;
            border: 1px solid #FFEEBA;
            color: #856404;
            padding: 20px;
            border-radius: 8px;
            margin: 20px 0;
        }
        .flex {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .toc {
            background-color: #f8f9fa;
            border-radius: 10px;
            padding: 25px;
            margin-bottom: 30px;
        }
        .toc ul {
            columns: 2;
        }
        @media (max-width: 768px) {
            .toc ul {
                columns: 1;
            }
        }
        .toc a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 500;
        }
        .toc a:hover {
            text-decoration: underline;
        }