:root {
            --primary-red: #e10600;
            --primary-black: #15151e;
            --primary-silver: #f8f9fa;
            --accent-blue: #00a0de;
            --text-dark: #2d2d2d;
            --text-light: #717171;
            --border-color: #e0e0e0;
            --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: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background-color: var(--primary-silver);
            overflow-x: hidden;
        }
        a {
            color: var(--primary-red);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-blue);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: var(--primary-black);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-family: 'Titillium Web', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--primary-red);
        }
        .my-logo:hover {
            color: var(--primary-silver);
            text-decoration: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 0;
            position: relative;
        }
        .main-nav a:hover {
            text-decoration: none;
            color: var(--primary-red);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-red);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .burger-menu {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #f1f1f1;
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-red);
        }
        .hero {
            background: linear-gradient(rgba(21, 21, 30, 0.9), rgba(21, 21, 30, 0.8)), url('https://images.unsplash.com/photo-1588347818036-1935b564a5b8?ixlib=rb-4.0.3&auto=format&fit=crop&w=1470&q=80') center/cover no-repeat;
            color: white;
            text-align: center;
            padding: 80px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .search-container {
            max-width: 600px;
            margin: 30px auto;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            box-shadow: var(--shadow);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex-grow: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            background-color: white;
        }
        .search-input:focus {
            outline: none;
            box-shadow: inset 0 0 0 2px var(--accent-blue);
        }
        .search-button {
            background-color: var(--primary-red);
            color: white;
            border: none;
            padding: 0 30px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-button:hover {
            background-color: #c10500;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 350px;
            gap: 40px;
            padding: 20px;
        }
        .main-article {
            background-color: white;
            border-radius: 12px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-color);
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .update-time {
            background-color: #fff8e1;
            padding: 8px 15px;
            border-radius: 20px;
            font-weight: 600;
            color: #e65100;
        }
        h1, h2, h3, h4 {
            font-family: 'Titillium Web', sans-serif;
            color: var(--primary-black);
            margin-top: 1.8em;
            margin-bottom: 0.7em;
            line-height: 1.3;
        }
        h1 {
            font-size: 3rem;
            color: white;
        }
        h2 {
            font-size: 2.2rem;
            border-left: 5px solid var(--primary-red);
            padding-left: 15px;
            margin-top: 2em;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--text-dark);
        }
        h4 {
            font-size: 1.4rem;
            color: var(--text-light);
        }
        p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary-black);
            background-color: #f0f7ff;
            padding: 20px;
            border-radius: 8px;
            border-left: 4px solid var(--accent-blue);
            margin: 2em 0;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 3px 6px;
            border-radius: 3px;
            font-weight: 600;
        }
        blockquote {
            border-left: 4px solid var(--primary-red);
            padding-left: 25px;
            margin: 2em 0;
            font-style: italic;
            color: var(--text-light);
            font-size: 1.2rem;
        }
        .article-image {
            margin: 3em auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            max-width: 900px;
        }
        .image-caption {
            text-align: center;
            font-size: 0.95rem;
            color: var(--text-light);
            padding: 10px;
            background-color: #f9f9f9;
            border-top: 1px solid var(--border-color);
        }
        .link-list {
            background-color: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            margin: 2.5em 0;
            border: 1px dashed var(--border-color);
        }
        .link-list h3 {
            margin-top: 0;
            color: var(--primary-red);
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 12px;
            margin-top: 15px;
        }
        .link-list li {
            padding: 10px 15px;
            background-color: white;
            border-radius: 6px;
            transition: var(--transition);
        }
        .link-list li:hover {
            background-color: #fff0f0;
            transform: translateX(5px);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background-color: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.5rem;
            margin-top: 0;
            padding-bottom: 15px;
            border-bottom: 2px solid var(--primary-red);
            margin-bottom: 20px;
        }
        .interactive-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: var(--text-dark);
        }
        .form-control {
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--accent-blue);
            box-shadow: 0 0 0 3px rgba(0, 160, 222, 0.2);
        }
        textarea.form-control {
            min-height: 120px;
            resize: vertical;
            font-family: inherit;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 10px 0;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #ffc107;
        }
        .submit-button {
            background-color: var(--primary-red);
            color: white;
            border: none;
            padding: 16px;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        .submit-button:hover {
            background-color: #c10500;
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(225, 6, 0, 0.3);
        }
        .site-footer {
            background-color: var(--primary-black);
            color: #aaa;
            padding: 60px 20px 30px;
            margin-top: 80px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            color: white;
            margin-bottom: 20px;
            display: block;
        }
        .footer-heading {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 25px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--primary-red);
            display: inline-block;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        friend-link {
            display: block;
            padding: 12px 15px;
            background-color: rgba(255, 255, 255, 0.05);
            border-radius: 6px;
            transition: var(--transition);
            border-left: 3px solid transparent;
        }
        friend-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-left-color: var(--primary-red);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #777;
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--primary-black);
                flex-direction: column;
                padding: 20px;
                gap: 0;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
            }
            .main-nav ul.active {
                display: flex;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 15px;
                border-bottom: 1px solid #333;
            }
            .burger-menu {
                display: block;
            }
            .hero {
                padding: 60px 20px;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .main-article {
                padding: 25px;
            }
            h2 {
                font-size: 1.9rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            .search-container {
                margin: 20px auto;
            }
        }
        @media (max-width: 480px) {
            .header-container {
                padding: 15px;
            }
            .my-logo {
                font-size: 1.8rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .content-wrapper {
                padding: 10px;
            }
            .main-article {
                padding: 20px;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .main-article, .sidebar-widget {
            animation: fadeIn 0.6s ease-out;
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { box-shadow: 0 0 0 0 rgba(225, 6, 0, 0.4); }
            70% { box-shadow: 0 0 0 15px rgba(225, 6, 0, 0); }
            100% { box-shadow: 0 0 0 0 rgba(225, 6, 0, 0); }
        }