:root {
            --primary: #1a5fb4;
            --secondary: #e95420;
            --accent: #f5c211;
            --dark: #2d2d2d;
            --light: #f8f8f8;
            --gray: #777;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7fa;
            color: var(--dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #1a1a1a 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--accent), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }
        .nav-links a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .search-box {
            display: flex;
            margin-left: 2rem;
        }
        .search-box input {
            padding: 0.6rem 1rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            outline: none;
            width: 220px;
        }
        .search-box button {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0 1rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #d84315;
        }
        .breadcrumb {
            padding: 1rem 0;
            background: #eee;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #eee;
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #555;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: var(--primary);
            font-weight: 500;
            margin-bottom: 2rem;
            padding: 1rem;
            background: #f0f7ff;
            border-left: 4px solid var(--primary);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        strong {
            color: var(--dark);
            font-weight: 700;
        }
        em {
            color: var(--secondary);
            font-style: italic;
        }
        .highlight-box {
            background: linear-gradient(135deg, #fff8e1, #ffecb3);
            border-left: 5px solid var(--accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .image-wrapper {
            margin: 2.5rem 0;
            text-align: center;
        }
        .image-wrapper img {
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 0 auto;
            max-height: 500px;
            object-fit: cover;
        }
        .image-caption {
            margin-top: 0.8rem;
            font-style: italic;
            color: var(--gray);
            font-size: 0.95rem;
        }
        .link-list {
            background: #f9f9f9;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
        }
        .link-list ul {
            columns: 2;
            list-style-position: inside;
        }
        .link-list li {
            margin-bottom: 0.8rem;
            break-inside: avoid;
        }
        .cta-button {
            display: inline-block;
            background: linear-gradient(to right, var(--primary), #0d4a9c);
            color: white;
            padding: 1rem 2rem;
            border-radius: 50px;
            font-weight: 700;
            margin: 1.5rem 0;
            box-shadow: 0 6px 15px rgba(26, 95, 180, 0.3);
            transition: var(--transition);
        }
        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(26, 95, 180, 0.4);
            color: white;
        }
        aside {
            position: sticky;
            top: 120px;
            height: fit-content;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--border-radius);
            padding: 1.8rem;
            margin-bottom: 2rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: var(--dark);
        }
        .rating-form input, .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            color: #ffc107;
        }
        .rating-stars i {
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        .btn-submit {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: var(--transition);
        }
        .btn-submit:hover {
            background: #d84315;
        }
        footer {
            background: var(--dark);
            color: #ccc;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2rem;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #aaa;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 1rem 0;
            padding: 0.8rem;
            background: rgba(255,255,255,0.05);
            border-radius: var(--border-radius);
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            .footer-container {
                grid-template-columns: repeat(2, 1fr);
            }
            h1 {
                font-size: 2.4rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 70px);
                background: var(--dark);
                flex-direction: column;
                align-items: center;
                padding-top: 3rem;
                transition: 0.5s;
                gap: 2.5rem;
            }
            .nav-links.active {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .search-box {
                margin-left: 0;
                margin-top: 1rem;
                width: 100%;
            }
            .search-box input {
                width: 100%;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .link-list ul {
                columns: 1;
            }
        }
        @media (max-width: 576px) {
            .footer-container {
                grid-template-columns: 1fr;
            }
            article {
                padding: 1.5rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }