* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a1520;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4da6ff;
            text-decoration: none;
            transition: color 0.3s ease, text-shadow 0.3s ease;
        }
        a:hover {
            color: #80c1ff;
            text-shadow: 0 0 8px rgba(77, 166, 255, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #00172d 0%, #003366 100%);
            padding: 1rem 0;
            border-bottom: 3px solid #ffcc00;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.5);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffcc00, #ff9900);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
        }
        .my-logo:hover {
            animation: logo-pulse 0.5s ease;
        }
        @keyframes logo-pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); }
            100% { transform: scale(1); }
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .nav-list a {
            color: #cce0ff;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .nav-list a:hover, .nav-list a.active {
            background-color: rgba(255, 204, 0, 0.15);
            color: #ffcc00;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #ffcc00;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #0d1f33;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: #6688aa;
        }
        .search-container {
            margin: 2rem auto;
            max-width: 600px;
            padding: 0 1rem;
        }
        .search-form {
            display: flex;
            box-shadow: 0 5px 15px rgba(0, 20, 40, 0.5);
            border-radius: 50px;
            overflow: hidden;
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            background-color: #11263d;
            color: #e0e0e0;
            font-size: 1rem;
        }
        .search-input:focus {
            outline: 2px solid #ffcc00;
        }
        .search-button {
            background: linear-gradient(90deg, #ff9900, #ff6600);
            color: white;
            border: none;
            padding: 1rem 1.8rem;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #ffaa33, #ff7733);
        }
        .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-body {
            background-color: #0d1f33;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
            border-left: 5px solid #ffcc00;
        }
        h1 {
            font-size: 2.8rem;
            color: #ffcc00;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 2px solid #334d66;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2.2rem;
            color: #4da6ff;
            margin: 2.5rem 0 1rem 0;
            padding-left: 0.5rem;
            border-left: 4px solid #4da6ff;
        }
        h3 {
            font-size: 1.7rem;
            color: #80c1ff;
            margin: 2rem 0 1rem 0;
        }
        h4 {
            font-size: 1.3rem;
            color: #a6d2ff;
            margin: 1.5rem 0 0.8rem 0;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #cce0ff;
            font-weight: 500;
            background-color: rgba(255, 204, 0, 0.05);
            padding: 1.5rem;
            border-radius: 8px;
            border-left: 4px solid #ffcc00;
        }
        .highlight {
            background-color: rgba(255, 204, 0, 0.15);
            padding: 0.2rem 0.5rem;
            border-radius: 3px;
            font-weight: 600;
            color: #ffeb99;
        }
        .update-time {
            text-align: right;
            font-style: italic;
            color: #99b3cc;
            font-size: 0.95rem;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #334d66;
        }
        .sidebar {
            background-color: #0d1f33;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            color: #ffcc00;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #334d66;
        }
        .widget-list {
            list-style: none;
        }
        .widget-list li {
            margin-bottom: 0.8rem;
            padding-left: 1rem;
            border-left: 3px solid transparent;
            transition: all 0.3s ease;
        }
        .widget-list li:hover {
            border-left-color: #4da6ff;
            padding-left: 1.5rem;
        }
        .interaction-forms {
            background-color: #11263d;
            border-radius: 12px;
            padding: 2rem;
            margin-top: 3rem;
            border: 1px solid #334d66;
        }
        .form-title {
            color: #ffcc00;
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            color: #a6d2ff;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            background-color: #0a1520;
            border: 1px solid #334d66;
            border-radius: 6px;
            color: #e0e0e0;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #ffcc00;
            box-shadow: 0 0 0 2px rgba(255, 204, 0, 0.2);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #334d66;
            cursor: pointer;
            margin-top: 0.5rem;
        }
        .rating-stars .star:hover,
        .rating-stars .star:hover ~ .star {
            color: #334d66;
        }
        .rating-stars .star.active {
            color: #ffcc00;
        }
        .submit-btn {
            background: linear-gradient(90deg, #00cc66, #00994d);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease, transform 0.2s ease;
        }
        .submit-btn:hover {
            background: linear-gradient(90deg, #00e673, #00b359);
            transform: translateY(-2px);
        }
        .site-footer {
            background: linear-gradient(to bottom, #00172d, #000d1a);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid #ffcc00;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #ffcc00;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .friend-links {
            background-color: rgba(255, 204, 0, 0.05);
            padding: 1.5rem;
            border-radius: 8px;
            border: 1px solid rgba(255, 204, 0, 0.2);
            margin: 2rem 0;
        }
        .friend-links ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .friend-links li {
            background-color: #0d1f33;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: transform 0.3s ease;
        }
        .friend-links li:hover {
            transform: translateY(-3px);
            background-color: #1a3350;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #334d66;
            color: #99b3cc;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background-color: #00172d;
                padding: 1rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.5);
                border-top: 2px solid #ffcc00;
            }
            .nav-list.active {
                display: flex;
            }
            .nav-list li {
                margin: 0.5rem 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .article-body {
                padding: 1.5rem;
            }
        }