:root {
            --primary-color: #c62828;
            --primary-dark: #8e0000;
            --secondary-color: #1a237e;
            --accent-color: #ffab00;
            --light-bg: #f5f5f5;
            --dark-text: #212121;
            --medium-text: #757575;
            --light-text: #bdbdbd;
            --card-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark-text);
            background-color: #fff;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary-color);
            color: white;
            border-radius: 4px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }
        .section-title {
            font-size: 2.2rem;
            margin-bottom: 1.5rem;
            color: var(--secondary-color);
            position: relative;
            padding-bottom: 10px;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 80px;
            height: 4px;
            background: var(--accent-color);
        }
        .site-header {
            background-color: #111;
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2rem;
            font-weight: 800;
            color: white;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo span {
            color: var(--primary-color);
        }
        .main-nav ul {
            display: flex;
            gap: 2rem;
        }
        .main-nav a {
            font-weight: 500;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent-color);
            transition: var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--medium-text);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: var(--light-text);
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1552820728-8b83bb6b773f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 80px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #eee;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px auto;
        }
        .main-content {
            padding-right: 20px;
        }
        .article-content h2 {
            font-size: 1.8rem;
            margin: 2.5rem 0 1rem;
            color: var(--secondary-color);
            border-left: 5px solid var(--primary-color);
            padding-left: 15px;
        }
        .article-content h3 {
            font-size: 1.4rem;
            margin: 2rem 0 1rem;
            color: var(--dark-text);
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .article-content strong {
            color: var(--primary-dark);
            font-weight: 700;
        }
        .article-content em {
            background: linear-gradient(transparent 70%, #fff176 70%);
            font-style: italic;
            padding: 0 3px;
        }
        .highlight-box {
            background: #e3f2fd;
            border-left: 5px solid var(--secondary-color);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .image-with-caption {
            margin: 30px 0;
            text-align: center;
        }
        .image-with-caption img {
            border-radius: 8px;
            box-shadow: var(--card-shadow);
            margin: 0 auto 15px;
        }
        .image-with-caption figcaption {
            font-size: 0.9rem;
            color: var(--medium-text);
            font-style: italic;
        }
        .side-features {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .feature-card {
            background: var(--light-bg);
            padding: 25px;
            border-radius: 8px;
            box-shadow: var(--card-shadow);
        }
        .feature-card h3 {
            color: var(--secondary-color);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feature-card form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .feature-card input,
        .feature-card textarea,
        .feature-card select {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 4px;
            font-family: inherit;
            font-size: 1rem;
            width: 100%;
        }
        .feature-card textarea {
            min-height: 120px;
            resize: vertical;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
        }
        .rating-stars i {
            color: var(--light-text);
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: var(--accent-color);
        }
        .internal-links {
            background: #f8f9fa;
            padding: 40px 0;
            margin-top: 60px;
        }
        .internal-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background: white;
            padding: 20px;
            border-radius: 6px;
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--secondary-color);
            font-weight: 500;
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        .site-footer {
            background: #111;
            color: #bbb;
            padding: 60px 0 20px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a:hover {
            color: var(--accent-color);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .main-content {
                padding-right: 0;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                position: fixed;
                top: 70px;
                left: -100%;
                flex-direction: column;
                background: #111;
                width: 100%;
                padding: 20px;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            .main-nav ul.active {
                left: 0;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .internal-links .container {
                grid-template-columns: 1fr;
            }
        }