* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            max-width: 100%;
            overflow-x: hidden;
        }
        a {
            color: #2c3e50;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e74c3c;
        }
        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, #2c3e50 0%, #34495e 100%);
            color: #ecf0f1;
            padding: 15px 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: #ecf0f1;
            letter-spacing: -1px;
            font-family: 'Trebuchet MS', sans-serif;
            text-transform: uppercase;
        }
        .logo a span {
            color: #e74c3c;
        }
        .logo a:hover {
            color: #fff;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 30px;
        }
        .nav-links a {
            color: #ecf0f1;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .nav-links a:hover, .nav-links a.active {
            color: #e74c3c;
            border-bottom: 2px solid #e74c3c;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ecf0f1;
        }
        .breadcrumb {
            background-color: #ecf0f1;
            padding: 12px 0;
            font-size: 0.95rem;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: #7f8c8d;
        }
        .breadcrumb a {
            color: #3498db;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 30px 0;
            background-color: #fff;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin-bottom: 40px;
        }
        article {
            padding: 0 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: #2c3e50;
            margin-bottom: 20px;
            line-height: 1.2;
            text-align: center;
        }
        h2 {
            font-size: 2.2rem;
            color: #34495e;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #e74c3c;
        }
        h3 {
            font-size: 1.8rem;
            color: #2c3e50;
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #7f8c8d;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.125rem;
            line-height: 1.8;
            text-align: justify;
        }
        .lead {
            font-size: 1.4rem;
            color: #2c3e50;
            font-weight: 500;
            margin-bottom: 30px;
            text-align: center;
            padding: 0 10px;
        }
        .highlight {
            background-color: #fffacd;
            padding: 20px;
            border-left: 5px solid #e74c3c;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .highlight p {
            margin-bottom: 0;
        }
        .featured-image {
            margin: 40px auto;
            max-width: 900px;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: #7f8c8d;
            padding: 10px;
            background-color: #f8f9fa;
        }
        .emoji {
            font-size: 1.3em;
            margin-right: 5px;
        }
        .bold {
            font-weight: 800;
            color: #2c3e50;
        }
        .quote {
            font-size: 1.3rem;
            color: #34495e;
            border-left: 4px solid #3498db;
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
        }
        .author {
            text-align: right;
            font-weight: bold;
            color: #2c3e50;
        }
        ul, ol {
            margin-left: 30px;
            margin-bottom: 1.5em;
        }
        li {
            margin-bottom: 0.8em;
            font-size: 1.125rem;
            line-height: 1.7;
        }
        .interaction-section {
            background-color: #f8f9fa;
            padding: 30px;
            border-radius: 10px;
            margin: 50px 0;
        }
        .section-title {
            font-size: 1.8rem;
            color: #2c3e50;
            margin-bottom: 25px;
            text-align: center;
        }
        .form-group {
            margin-bottom: 25px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #2c3e50;
        }
        input, textarea, select {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border-color 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #3498db;
        }
        button {
            background: linear-gradient(to right, #e74c3c, #c0392b);
            color: white;
            border: none;
            padding: 16px 32px;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-block;
        }
        button:hover {
            background: linear-gradient(to right, #c0392b, #a93226);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(231, 76, 60, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
        }
        .star {
            font-size: 2.5rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #f1c40f;
        }
        .long-tail-links {
            background-color: #2c3e50;
            padding: 40px 0;
            margin-top: 50px;
        }
        .long-tail-links .container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
        }
        .web-link {
            background-color: #34495e;
            padding: 20px;
            border-radius: 8px;
            transition: transform 0.3s, background-color 0.3s;
        }
        .web-link:hover {
            background-color: #3d566e;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #ecf0f1;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: #e74c3c;
        }
        footer {
            background-color: #1a252f;
            color: #bdc3c7;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .copyright {
            margin-top: 30px;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            width: 100%;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            .nav-links li {
                margin-left: 20px;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #2c3e50;
                position: absolute;
                top: 70px;
                left: 0;
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                margin: 15px 0;
                margin-left: 0;
            }
            .breadcrumb ol {
                justify-content: center;
            }
            .long-tail-links .container {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
        }
        @media (max-width: 576px) {
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .lead {
                font-size: 1.2rem;
            }
            .interaction-section {
                padding: 20px;
            }
            button {
                width: 100%;
            }
        }