* { 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: #333;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(to right, #6a11cb 0%, #2575fc 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: transform 0.3s;
        }
        .my-logo:hover { transform: scale(1.05); }
        .my-logo i { font-size: 2rem; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .main-nav a:hover,
        .main-nav a.active { background: rgba(255, 255, 255, 0.2); }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background: #e9f1fb;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #2575fc;
            text-decoration: none;
        }
        .breadcrumb span { color: #666; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        @media (max-width: 768px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
        }
        h1 {
            color: #2d3748;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid #6a11cb;
            padding-bottom: 0.5rem;
        }
        h2 {
            color: #4a5568;
            font-size: 1.8rem;
            margin: 2.5rem 0 1rem;
            padding-left: 10px;
            border-left: 5px solid #2575fc;
        }
        h3 {
            color: #2d3748;
            font-size: 1.4rem;
            margin: 1.8rem 0 0.8rem;
        }
        h4 {
            color: #4a5568;
            font-size: 1.1rem;
            margin: 1.5rem 0 0.6rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: #2d3748;
            font-weight: 500;
            background: #f0f7ff;
            padding: 1rem;
            border-radius: 8px;
            border-left: 4px solid #6a11cb;
        }
        .highlight {
            background: linear-gradient(120deg, #fffbcc 0%, #fffbcc 100%);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 1.5rem 0;
            border: 1px dashed #f59e0b;
        }
        .emoji { margin-right: 5px; }
        .updated {
            font-style: italic;
            color: #718096;
            text-align: right;
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid #e2e8f0;
        }
        .article-img {
            width: 100%;
            max-width: 700px;
            height: auto;
            border-radius: 10px;
            margin: 1.5rem auto;
            display: block;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            transition: transform 0.5s;
        }
        .article-img:hover { transform: scale(1.02); }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        }
        .widget h3 {
            margin-top: 0;
            color: #6a11cb;
            border-bottom: 2px solid #e2e8f0;
            padding-bottom: 0.5rem;
        }
        .search-form,
        .comment-form,
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        input, textarea, select {
            padding: 0.8rem;
            border: 1px solid #cbd5e0;
            border-radius: 6px;
            font-family: inherit;
        }
        button {
            background: linear-gradient(to right, #6a11cb, #2575fc);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: opacity 0.3s;
        }
        button:hover { opacity: 0.9; }
        .stars {
            display: flex;
            gap: 0.5rem;
            justify-content: center;
            font-size: 1.5rem;
            color: #ffc107;
            cursor: pointer;
        }
        .site-footer {
            background: #2d3748;
            color: #cbd5e0;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: white;
            margin-bottom: 1rem;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            display: block;
            margin-bottom: 0.5rem;
            transition: color 0.3s;
        }
        .footer-links a:hover { color: #6a11cb; }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 5px;
            margin-bottom: 0.5rem;
        }
        friend-link a {
            color: #90cdf4;
            text-decoration: none;
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #4a5568;
            font-size: 0.9rem;
            color: #a0aec0;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: #6a11cb;
                flex-direction: column;
                align-items: center;
                padding: 1rem;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s;
            }
            .main-nav.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .main-nav ul {
                flex-direction: column;
                width: 100%;
            }
            h1 { font-size: 2rem; }
            article { padding: 1.5rem; }
        }