* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f1419;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1c7ed6;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a1f26 0%, #0c0f14 100%);
            padding: 15px 0;
            border-bottom: 2px solid #2a323d;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            color: #ff6b6b;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }
        .my-logo:hover {
            color: #ff8787;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .main-nav a {
            color: #adb5bd;
            font-weight: 600;
            padding: 8px 12px;
            border-radius: 4px;
            display: block;
        }
        .main-nav a:hover {
            background-color: #2a323d;
            color: #fff;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #adb5bd;
            background: none;
            border: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #161b22;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 10px;
            color: #6c757d;
        }
        .main-content {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-area {
            background-color: #1a1f26;
            padding: 30px;
            border-radius: 12px;
            box-shadow: 0 8px 24px rgba(0,0,0,0.4);
        }
        .sidebar {
            background-color: #161b22;
            padding: 20px;
            border-radius: 12px;
            align-self: start;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffa94d;
            margin-bottom: 20px;
            border-left: 5px solid #ffa94d;
            padding-left: 15px;
        }
        h2 {
            font-size: 2rem;
            color: #69db7c;
            margin-top: 30px;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 2px solid #2a323d;
        }
        h3 {
            font-size: 1.5rem;
            color: #74c0fc;
            margin-top: 25px;
            margin-bottom: 10px;
        }
        h4 {
            font-size: 1.2rem;
            color: #d0bfff;
            margin-top: 20px;
            margin-bottom: 10px;
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.05rem;
        }
        .highlight {
            background-color: #2a323d;
            border-left: 4px solid #ff6b6b;
            padding: 15px;
            margin: 20px 0;
            border-radius: 0 8px 8px 0;
        }
        strong {
            color: #ffd43b;
        }
        em {
            color: #a5d8ff;
        }
        ul, ol {
            padding-left: 25px;
            margin-bottom: 20px;
        }
        li {
            margin-bottom: 8px;
        }
        .feature-box {
            background: linear-gradient(145deg, #212731, #1a1f26);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            border: 1px solid #3b4048;
        }
        .feature-title {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #ffa94d;
            margin-bottom: 15px;
        }
        .feature-title i {
            font-size: 1.5rem;
        }
        .form-group {
            margin-bottom: 15px;
        }
        input, textarea, select {
            width: 100%;
            padding: 12px;
            background-color: #2a323d;
            border: 1px solid #495057;
            border-radius: 6px;
            color: #e9ecef;
            font-size: 1rem;
        }
        input:focus, textarea:focus {
            outline: none;
            border-color: #4dabf7;
        }
        button {
            background: linear-gradient(90deg, #339af0, #1c7ed6);
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        button:hover {
            background: linear-gradient(90deg, #1c7ed6, #1971c2);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(28, 126, 214, 0.4);
        }
        .stars {
            display: flex;
            gap: 8px;
            margin-bottom: 15px;
        }
        .stars i {
            font-size: 1.8rem;
            color: #6c757d;
            cursor: pointer;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #ffd43b;
        }
        .article-img {
            margin: 25px auto;
            text-align: center;
            border: 2px solid #3b4048;
            border-radius: 10px;
            overflow: hidden;
            max-width: 800px;
        }
        .article-img figcaption {
            font-style: italic;
            color: #adb5bd;
            padding: 10px;
            background-color: #2a323d;
        }
        .site-footer {
            background-color: #0c0f14;
            padding: 40px 0 20px;
            margin-top: 50px;
            border-top: 2px solid #2a323d;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #ffa94d;
            margin-bottom: 15px;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-section li {
            margin-bottom: 10px;
        }
        friend-link {
            display: block;
            padding: 12px;
            background-color: #2a323d;
            margin-bottom: 10px;
            border-radius: 6px;
            border-left: 4px solid #69db7c;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #2a323d;
            color: #6c757d;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.7rem; }
            h3 { font-size: 1.3rem; }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a1f26;
                padding: 20px;
                border-top: 1px solid #2a323d;
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .article-area, .sidebar {
                padding: 20px;
            }
        }
        .last-updated {
            color: #adb5bd;
            font-size: 0.9rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }