* { 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: #f8f9fa;
            background-image: linear-gradient(to bottom, #ffffff 0%, #f0f4ff 100%);
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 15px;
        }
        img { max-width: 100%; height: auto; display: block; }
        .site-header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: white;
            padding: 1.5rem 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.15);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Impact', 'Arial Black', sans-serif;
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: 2px;
            background: linear-gradient(to right, #ff4757, #ff6b81, #ffa502);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .main-nav {
            display: flex;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #e0e0ff;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
            transition: color 0.3s;
        }
        .main-nav a:hover, .main-nav a.active {
            color: #ffa502;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #ffa502;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #666;
        }
        .breadcrumb a {
            color: #1a73e8;
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .search-container {
            background: linear-gradient(to right, #e3f2fd, #f3e5f5);
            padding: 2.5rem 1rem;
            border-radius: 12px;
            margin: 2rem 0;
            text-align: center;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
        }
        .search-form {
            display: flex;
            max-width: 700px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: 2px solid #ffa502;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            border-color: #ff4757;
        }
        .search-btn {
            background: linear-gradient(to right, #ff7e5f, #ffa502);
            color: white;
            border: none;
            padding: 0 2.5rem;
            border-radius: 0 50px 50px 0;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .search-btn:hover {
            background: linear-gradient(to right, #ff6b47, #ff8c00);
            transform: translateY(-2px);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 8px 30px rgba(0,0,0,0.06);
        }
        h1 {
            font-size: 3.2rem;
            color: #1a1a2e;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 5px solid #ffa502;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2.4rem;
            color: #16213e;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #e0e0ff;
        }
        h3 {
            font-size: 1.8rem;
            color: #333366;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #555588;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.15rem;
        }
        .lead {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a73e8;
            background: #f0f7ff;
            padding: 1.5rem;
            border-left: 5px solid #1a73e8;
            border-radius: 0 8px 8px 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background: linear-gradient(120deg, #fffbcc 0%, #fffbcc 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .article-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 12px;
            margin: 2rem auto;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.008);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1.5rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .content-link {
            color: #d35400;
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted #d35400;
            transition: all 0.2s;
        }
        .content-link:hover {
            color: #ff4757;
            border-bottom-style: solid;
        }
        .stats-box {
            background: #e8f4fd;
            border-left: 6px solid #3498db;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .update-time {
            font-size: 0.95rem;
            color: #7f8c8d;
            text-align: right;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #bdc3c7;
        }
        aside {
            background: white;
            padding: 1.8rem;
            border-radius: 15px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.06);
            align-self: start;
            position: sticky;
            top: 140px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.5rem;
            color: #2c3e50;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #ffa502;
            margin-bottom: 1.2rem;
        }
        .rating-widget input, .comment-widget textarea, .comment-widget input {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #ffa502;
        }
        .submit-btn {
            background: #27ae60;
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            width: 100%;
            transition: background 0.3s;
        }
        .submit-btn:hover {
            background: #219653;
        }
        footer {
            background: #1a1a2e;
            color: #ccc;
            padding: 3rem 1rem 1.5rem;
            margin-top: 4rem;
            border-radius: 15px 15px 0 0;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #ffa502;
            margin-bottom: 1rem;
        }
        .footer-links a {
            display: block;
            color: #b0b0ff;
            text-decoration: none;
            margin-bottom: 0.8rem;
            transition: color 0.3s, padding-left 0.3s;
        }
        .footer-links a:hover {
            color: #ffa502;
            padding-left: 8px;
        }
        friend-link {
            display: inline-block;
            background: #2d3436;
            color: #74b9ff;
            padding: 0.6rem 1.2rem;
            margin: 0.5rem;
            border-radius: 20px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s;
        }
        friend-link:hover {
            background: #0984e3;
            color: white;
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #999;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #16213e;
                padding: 1rem;
                margin-top: 1rem;
                border-radius: 10px;
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            article {
                padding: 1.5rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 1rem;
            }
            .search-btn {
                border-radius: 50px;
                padding: 1rem;
            }
        }