:root {
            --primary: #c62828;
            --primary-dark: #8e0000;
            --primary-light: #ff5f52;
            --secondary: #1a237e;
            --dark: #121212;
            --light: #f5f5f5;
            --gray: #333;
            --gray-light: #555;
            --transition: all 0.3s ease;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: var(--dark);
            color: var(--light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: #fff;
            text-shadow: 0 0 8px var(--primary-light);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--dark), var(--gray));
            border-bottom: 3px solid var(--primary);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary), var(--primary-light));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .logo a:hover {
            text-shadow: none;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: var(--border-radius);
        }
        .desktop-nav a:hover {
            background-color: rgba(198, 40, 40, 0.2);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--light);
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--gray);
            padding: 20px;
            flex-direction: column;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            border-bottom: 1px solid var(--gray-light);
            font-size: 1.2rem;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(255, 255, 255, 0.05);
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 10px;
            color: var(--gray-light);
        }
        main {
            padding: 30px 0;
        }
        article {
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: var(--border-radius);
            padding: 40px;
            margin-bottom: 40px;
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 3rem;
            margin-bottom: 25px;
            color: var(--primary-light);
            line-height: 1.2;
            text-align: center;
        }
        .meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-bottom: 40px;
            color: #aaa;
            font-style: italic;
            flex-wrap: wrap;
        }
        h2 {
            font-size: 2.2rem;
            margin: 50px 0 25px;
            color: var(--primary-light);
            border-bottom: 2px solid var(--primary);
            padding-bottom: 10px;
        }
        h3 {
            font-size: 1.7rem;
            margin: 35px 0 15px;
            color: #fff;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(198, 40, 40, 0.15);
            border-left: 5px solid var(--primary);
            padding: 20px;
            margin: 30px 0;
            font-size: 1.2rem;
            font-weight: 600;
        }
        .image-container {
            margin: 40px auto;
            text-align: center;
            max-width: 800px;
        }
        .image-container img {
            width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            border: 3px solid var(--secondary);
        }
        .image-container figcaption {
            margin-top: 10px;
            font-style: italic;
            color: #aaa;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 60px 0;
        }
        .card {
            background-color: rgba(255, 255, 255, 0.08);
            padding: 30px;
            border-radius: var(--border-radius);
            border-top: 5px solid var(--secondary);
            transition: var(--transition);
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
        }
        .card h3 {
            margin-top: 0;
            color: var(--primary-light);
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        label {
            font-weight: 600;
            color: #ddd;
        }
        input, textarea, select {
            padding: 15px;
            border-radius: var(--border-radius);
            border: 1px solid var(--gray-light);
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--light);
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 8px rgba(198, 40, 40, 0.5);
        }
        button {
            padding: 16px 30px;
            background: linear-gradient(to right, var(--primary), var(--primary-dark));
            color: white;
            border: none;
            border-radius: var(--border-radius);
            font-weight: 700;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
            letter-spacing: 1px;
        }
        button:hover {
            background: linear-gradient(to right, var(--primary-light), var(--primary));
            box-shadow: 0 0 15px rgba(198, 40, 40, 0.7);
        }
        .rating {
            display: flex;
            gap: 10px;
            justify-content: center;
            margin: 20px 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2.5rem;
            color: #555;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating label:hover,
        .rating label:hover ~ label,
        .rating input:checked ~ label {
            color: gold;
        }
        .long-tail-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 60px 0 40px;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(198, 40, 40, 0.2);
        }
        .web-link a {
            display: block;
            font-size: 1.1rem;
        }
        footer {
            background-color: var(--gray);
            padding: 50px 0 30px;
            border-top: 3px solid var(--primary);
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .copyright {
            color: #aaa;
            font-size: 0.95rem;
            padding-top: 30px;
            border-top: 1px solid var(--gray-light);
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.5rem; }
            h2 { font-size: 2rem; }
            .desktop-nav { display: none; }
            .hamburger { display: block; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 15px; }
            article { padding: 25px; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .interactive-section { grid-template-columns: 1fr; }
            .long-tail-links { grid-template-columns: repeat(2, 1fr); }
        }
        @media (max-width: 576px) {
            .long-tail-links { grid-template-columns: 1fr; }
            .meta { flex-direction: column; align-items: center; gap: 10px; }
            .rating label { font-size: 2rem; }
        }