* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
            color: #e2e8f0;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #38bdf8;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: rgba(15, 23, 42, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 2px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #fbbf24, #10b981);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: unset;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            color: #cbd5e1;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 5px;
            border-radius: 5px;
        }
        .main-nav a:hover {
            background: rgba(56, 189, 248, 0.1);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #cbd5e1;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            background: rgba(30, 41, 59, 0.7);
            padding: 12px 0;
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 10px;
            color: #94a3b8;
        }
        .main-content {
            flex: 1;
            padding: 30px 0;
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding-bottom: 30px;
            border-bottom: 2px solid #475569;
        }
        h1 {
            font-size: 3.2rem;
            color: #f1f5f9;
            margin-bottom: 20px;
            line-height: 1.2;
            text-shadow: 0 2px 5px rgba(0,0,0,0.5);
        }
        .article-meta {
            color: #94a3b8;
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            font-size: 1.125rem;
            background: rgba(30, 41, 59, 0.6);
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .article-body h2 {
            color: #7dd3fc;
            font-size: 2.2rem;
            margin: 45px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #475569;
        }
        .article-body h3 {
            color: #bae6fd;
            font-size: 1.7rem;
            margin: 35px 0 15px;
        }
        .article-body h4 {
            color: #e0f2fe;
            font-size: 1.4rem;
            margin: 25px 0 10px;
        }
        .article-body p {
            margin-bottom: 1.5em;
            text-align: justify;
        }
        .article-body strong {
            color: #fef3c7;
            font-weight: 700;
        }
        .featured-image {
            margin: 30px 0;
            text-align: center;
        }
        .featured-image figcaption {
            font-style: italic;
            color: #94a3b8;
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .internal-links-list {
            background: rgba(51, 65, 85, 0.5);
            border-left: 5px solid #10b981;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .internal-links-list h4 {
            margin-top: 0;
        }
        .internal-links-list ul {
            list-style: square inside;
            padding-left: 10px;
        }
        .internal-links-list li {
            margin-bottom: 8px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: rgba(30, 41, 59, 0.8);
            padding: 25px;
            border-radius: 12px;
            border: 1px solid #475569;
        }
        .sidebar-widget h3 {
            color: #7dd3fc;
            margin-bottom: 20px;
            font-size: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex: 1;
            padding: 12px 15px;
            border: 1px solid #475569;
            background: #1e293b;
            color: #e2e8f0;
            border-radius: 8px 0 0 8px;
            outline: none;
        }
        .search-form button {
            background: #3b82f6;
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #2563eb;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #475569;
            cursor: pointer;
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #fbbf24;
        }
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            background: #1e293b;
            border: 1px solid #475569;
            color: #e2e8f0;
            border-radius: 8px;
            min-height: 150px;
            margin-bottom: 15px;
            resize: vertical;
            outline: none;
        }
        .btn-submit {
            background: linear-gradient(90deg, #10b981, #0d9488);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            font-weight: bold;
            cursor: pointer;
            transition: transform 0.2s;
        }
        .btn-submit:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(16, 185, 129, 0.4);
        }
        .update-time {
            color: #94a3b8;
            font-size: 0.9rem;
            text-align: center;
            padding: 10px;
            border-top: 1px solid #475569;
            margin-top: 20px;
        }
        .site-footer {
            background: #0f172a;
            border-top: 2px solid #334155;
            padding: 40px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 15px 0;
        }
        .friend-link {
            display: inline-block;
            background: rgba(56, 189, 248, 0.1);
            padding: 8px 15px;
            border-radius: 6px;
            border: 1px solid #475569;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #334155;
            color: #94a3b8;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                order: 3;
                margin-top: 20px;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 10px;
            }
            h1 {
                font-size: 2.5rem;
            }
            .article-body {
                padding: 25px;
            }
            .article-body h2 {
                font-size: 1.9rem;
            }
        }