* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #1a1a2e;
            --primary-blue: #162447;
            --accent-blue: #0f4c75;
            --accent-teal: #00b7c2;
            --accent-orange: #f8a01c;
            --light-bg: #f0f5ff;
            --text-light: #e6e6e6;
            --text-dark: #333;
            --border-color: #2d4059;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--primary-dark);
            color: var(--text-light);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--accent-teal);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-orange);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(90deg, var(--accent-blue), var(--accent-teal));
            color: white;
            padding: 12px 24px;
            border-radius: 4px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: linear-gradient(90deg, var(--accent-teal), var(--accent-blue));
            transform: translateY(-3px);
            box-shadow: var(--shadow);
            text-decoration: none;
        }
        .site-header {
            background-color: var(--primary-blue);
            padding: 1rem 0;
            border-bottom: 2px solid var(--accent-teal);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #f8a01c, #00b7c2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo a {
            background: none;
            -webkit-text-fill-color: inherit;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-list a {
            color: var(--text-light);
            font-weight: 600;
            padding: 5px 0;
            position: relative;
        }
        .nav-list a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent-orange);
            transition: width 0.3s;
        }
        .nav-list a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: var(--text-light);
            cursor: pointer;
        }
        .breadcrumb {
            background-color: rgba(255,255,255,0.05);
            padding: 12px 0;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--accent-teal);
        }
        .breadcrumb span {
            color: #aaa;
            margin: 0 8px;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: rgba(255,255,255,0.03);
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 1px solid var(--border-color);
            padding-bottom: 1.5rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            line-height: 1.2;
            color: white;
            background: linear-gradient(90deg, #f8a01c, #00b7c2);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            color: #aaa;
            font-size: 0.9rem;
        }
        .meta-info i {
            margin-right: 5px;
            color: var(--accent-teal);
        }
        h2, h3, h4 {
            color: var(--accent-teal);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h2 {
            font-size: 2rem;
            border-left: 4px solid var(--accent-orange);
            padding-left: 15px;
        }
        h3 {
            font-size: 1.6rem;
            color: #f8a01c;
        }
        h4 {
            font-size: 1.3rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(15, 76, 117, 0.3);
            border-left: 4px solid var(--accent-orange);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .feature-img {
            width: 100%;
            margin: 2.5rem auto;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.5);
            border: 2px solid var(--accent-blue);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            padding: 10px;
            background-color: rgba(0,0,0,0.5);
            color: #ccc;
            font-size: 0.9rem;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin: 1.5rem 0;
            list-style: none;
        }
        .link-list li {
            background-color: var(--primary-blue);
            padding: 8px 15px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
        }
        .link-list a:hover {
            text-decoration: none;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: rgba(255,255,255,0.03);
            border-radius: 10px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
            color: var(--accent-teal);
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        .form-group label {
            font-weight: 600;
        }
        input, textarea, select {
            padding: 12px 15px;
            border-radius: 4px;
            border: 1px solid var(--border-color);
            background-color: rgba(255,255,255,0.08);
            color: var(--text-light);
            font-size: 1rem;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--accent-teal);
            box-shadow: 0 0 0 2px rgba(0,183,194,0.2);
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 10px;
            font-size: 2rem;
            color: #555;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: var(--accent-orange);
        }
        .site-footer {
            background-color: var(--primary-blue);
            margin-top: 4rem;
            padding: 3rem 0 1.5rem;
            border-top: 2px solid var(--accent-teal);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-widget h4 {
            color: var(--accent-orange);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        friend-link {
            display: block;
            padding: 8px 0;
            border-bottom: 1px dashed var(--border-color);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid var(--border-color);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                width: 100%;
                order: 3;
                margin-top: 1rem;
                display: none;
            }
            .nav-list {
                flex-direction: column;
                gap: 0;
                width: 100%;
            }
            .nav-list li {
                width: 100%;
                border-bottom: 1px solid var(--border-color);
            }
            .nav-list a {
                display: block;
                padding: 15px;
            }
            .main-nav.active {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-content, .sidebar-widget {
            animation: fadeIn 0.8s ease-out;
        }