* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { color: #2c3e50; font-weight: 700; line-height: 1.2; margin-bottom: 1rem; }
        h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); margin-top: 1.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); border-left: 5px solid #3498db; padding-left: 15px; margin-top: 2.5rem; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); color: #2980b9; margin-top: 2rem; }
        h4 { font-size: 1.2rem; color: #16a085; margin-top: 1.5rem; }
        p { margin-bottom: 1.5rem; text-align: justify; }
        .lead { font-size: 1.25rem; color: #555; font-weight: 300; }
        .highlight { background-color: #fffacd; padding: 0.2em 0.4em; border-radius: 3px; }
        strong { color: #e74c3c; }
        em { color: #8e44ad; }
        a { color: #3498db; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #e74c3c; text-decoration: underline; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-content { display: grid; grid-template-columns: 1fr 300px; gap: 40px; margin: 30px 0; }
        @media (max-width: 992px) { .main-content { grid-template-columns: 1fr; } }
        .site-header {
            background: linear-gradient(135deg, #2c3e50 0%, #1a1a2e 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-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #3498db, #2ecc71);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
        }
        .my-logo:hover { text-decoration: none; }
        .main-nav ul { display: flex; list-style: none; gap: 25px; }
        .main-nav a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover,
        .main-nav a:focus { color: #2ecc71; border-bottom-color: #2ecc71; text-decoration: none; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: #2c3e50;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease-in-out;
                z-index: 999;
            }
            .main-nav.active { clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%); }
            .main-nav ul {
                flex-direction: column;
                padding: 20px;
                gap: 15px;
            }
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        .breadcrumb a { color: #7f8c8d; }
        .breadcrumb a:hover { color: #3498db; }
        .breadcrumb span { margin: 0 8px; }
        .search-module {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 25px 0;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex-grow: 1;
            padding: 12px 15px;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            outline: none;
            border-color: #3498db;
        }
        .search-btn {
            background: #3498db;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-btn:hover { background: #2980b9; }
        .article-body {
            background: white;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #95a5a6;
            font-size: 0.9rem;
            border-bottom: 1px solid #eee;
            padding-bottom: 15px;
            margin-bottom: 25px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .featured-image {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .featured-image figcaption {
            text-align: center;
            font-style: italic;
            color: #7f8c8d;
            padding: 10px;
            background: #f9f9f9;
        }
        .content-block {
            margin: 40px 0;
            padding: 25px;
            background: #f8f9fa;
            border-left: 4px solid #3498db;
            border-radius: 0 8px 8px 0;
        }
        .link-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 30px 0;
        }
        .link-card {
            background: white;
            padding: 20px;
            border-radius: 8px;
            border: 1px solid #e0e0e0;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .link-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            margin-top: 0;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .star-rating {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            justify-content: center;
        }
        .star-rating .star:hover,
        .star-rating .star.active { color: #f39c12; }
        .form-input, .form-textarea {
            padding: 12px 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-textarea { min-height: 120px; resize: vertical; }
        .form-input:focus, .form-textarea:focus { outline: none; border-color: #3498db; }
        .form-submit {
            background: #2ecc71;
            color: white;
            border: none;
            padding: 14px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
        }
        .form-submit:hover { background: #27ae60; }
        .site-footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-links h4 { color: #ecf0f1; border-left-color: #3498db; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a { color: #bdc3c7; }
        .footer-links a:hover { color: #2ecc71; }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 8px 15px;
            border-radius: 5px;
            margin: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #95a5a6;
        }
        .text-center { text-align: center; }
        .mb-3 { margin-bottom: 1rem; }
        .mt-3 { margin-top: 1rem; }
        .emoji { font-size: 1.2em; }