* { 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: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ed 100%);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a { color: #c83c3c; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #9c2c2c; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2rem; margin-bottom: 1.5rem; }
        p, li { margin-bottom: 1rem; }
        h1, h2, h3, h4 { font-family: 'Georgia', serif; color: #2c3e50; font-weight: 700; margin-bottom: 1rem; line-height: 1.3; }
        h1 { font-size: clamp(2.5rem, 5vw, 4rem); text-align: center; margin-top: 2rem; margin-bottom: 1.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); border-bottom: 3px solid #c83c3c; padding-bottom: 0.5rem; margin-top: 3rem; }
        h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); color: #34495e; margin-top: 2.5rem; }
        h4 { font-size: clamp(1.2rem, 2.5vw, 1.8rem); color: #7f8c8d; margin-top: 2rem; }
        .lead { font-size: 1.4rem; color: #555; text-align: center; max-width: 900px; margin: 0 auto 3rem; }
        strong { color: #2c3e50; }
        .highlight { background-color: #fffacd; padding: 0.2rem 0.4rem; border-radius: 3px; }
        .emoji { font-size: 1.2em; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        main.container { flex: 1; padding-top: 2rem; }
        .site-header {
            background: linear-gradient(to right, #2c3e50, #4a6572);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            background: linear-gradient(90deg, #ff7e5f, #feb47b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo a:hover { text-decoration: none; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover { color: #ff7e5f; text-decoration: none; }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #ff7e5f;
            transition: width 0.3s;
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background: #34495e;
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active { display: block; }
        .mobile-nav ul { list-style: none; }
        .mobile-nav li { margin-bottom: 0.8rem; }
        .mobile-nav a { color: #ecf0f1; display: block; padding: 0.5rem; }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #7f8c8d;
            margin-bottom: 2rem;
            border-bottom: 1px solid #ddd;
        }
        .breadcrumb a { color: #7f8c8d; }
        .breadcrumb a:hover { color: #c83c3c; }
        .article-content { background: white; padding: 2.5rem; border-radius: 12px; box-shadow: 0 10px 30px rgba(0,0,0,0.08); margin-bottom: 3rem; }
        .featured-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 2rem auto;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
            border: 5px solid #fff;
            outline: 1px solid #eee;
        }
        .info-box {
            background: #f8f9fa;
            border-left: 5px solid #c83c3c;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .module {
            background: linear-gradient(145deg, #ffffff, #f0f0f0);
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            box-shadow: 0 6px 15px rgba(0,0,0,0.05);
            border: 1px solid #e1e1e1;
        }
        .module h3 { margin-top: 0; color: #c83c3c; }
        .form-group { margin-bottom: 1.5rem; }
        label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: #2c3e50; }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #c83c3c;
        }
        button, .btn {
            background: linear-gradient(to right, #c83c3c, #d35400);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            display: inline-block;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(200, 60, 60, 0.3);
            text-decoration: none;
            color: white;
        }
        .rating { display: flex; gap: 0.5rem; margin: 1rem 0; }
        .rating i { color: #ddd; cursor: pointer; font-size: 1.8rem; transition: color 0.2s; }
        .rating i:hover, .rating i.active { color: #ffc107; }
        .stars { display: inline-flex; }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2.5rem 0;
        }
        .related-link-item {
            background: white;
            padding: 1.2rem;
            border-radius: 8px;
            border: 1px solid #e0e0e0;
            transition: all 0.3s;
        }
        .related-link-item:hover {
            transform: translateY(-5px);
            border-color: #c83c3c;
            box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        }
        .site-footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 { color: #ff7e5f; border-bottom: none; font-size: 1.5rem; }
        .friend-links { list-style: none; padding: 0; }
        .friend-links li { margin-bottom: 0.8rem; }
        .friend-links a { color: #bdc3c7; }
        .friend-links a:hover { color: #ff7e5f; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #95a5a6;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav { display: none; }
            .header-inner { flex-wrap: wrap; }
            .article-content { padding: 1.5rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .lead { font-size: 1.2rem; }
            .module { padding: 1.5rem; }
            .footer-content { grid-template-columns: 1fr; gap: 2rem; }
        }
        @media (min-width: 769px) {
            .mobile-nav { display: none !important; }
        }