* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f1525;
            color: #e0e7ff;
            line-height: 1.7;
            overflow-x: hidden;
            max-width: 100%;
        }
        a {
            color: #6ee7ff;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #ff9a3d;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a233a 0%, #0d1424 100%);
            padding: 1.2rem 0;
            border-bottom: 3px solid #2a3b6b;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 6px 15px rgba(0, 10, 30, 0.7);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, #6ee7ff, #a78bfa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 0 15px rgba(110, 231, 255, 0.3);
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-shadow: 0 0 20px rgba(110, 231, 255, 0.6);
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
        }
        .nav-links a:hover {
            background-color: rgba(110, 231, 255, 0.15);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #6ee7ff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: rgba(26, 35, 58, 0.8);
            margin-bottom: 1.5rem;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.7rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.7rem;
            color: #8a9bc7;
        }
        .search-section {
            background: rgba(42, 59, 107, 0.4);
            padding: 1.5rem;
            border-radius: 12px;
            margin: 2rem auto;
            text-align: center;
            border: 1px solid #3a4b8c;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #4f6bc9;
            border-radius: 8px 0 0 8px;
            background-color: #1a233a;
            color: #e0e7ff;
            font-size: 1rem;
        }
        .search-btn {
            background: linear-gradient(90deg, #4f6bc9, #6a5af9);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: linear-gradient(90deg, #6a5af9, #8a5af9);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2.5rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: rgba(21, 30, 54, 0.8);
            padding: 2.5rem;
            border-radius: 16px;
            border-left: 6px solid #6ee7ff;
            box-shadow: 0 10px 30px rgba(0, 5, 20, 0.5);
        }
        .article-header {
            margin-bottom: 2.5rem;
            text-align: center;
        }
        .article-header h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            background: linear-gradient(90deg, #ff9a3d, #ffcc70);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        .meta-info {
            color: #8a9bc7;
            font-size: 0.95rem;
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
        }
        .meta-info i {
            margin-right: 0.5rem;
        }
        h2 {
            font-size: 2rem;
            color: #a78bfa;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #3a4b8c;
        }
        h3 {
            font-size: 1.6rem;
            color: #6ee7ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #ffcc70;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: #c3d0ff;
            margin-bottom: 2rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: rgba(110, 231, 255, 0.15);
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #ff9a3d;
            margin: 2rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3em;
        }
        .feature-img {
            margin: 2.5rem auto;
            width: 100%;
            max-width: 900px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            border: 2px solid #4f6bc9;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #8a9bc7;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .sidebar {
            background: rgba(26, 35, 58, 0.8);
            padding: 2rem;
            border-radius: 12px;
            border-top: 5px solid #a78bfa;
            align-self: start;
            position: sticky;
            top: 150px;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            color: #ffcc70;
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid #3a4b8c;
        }
        .interaction-forms {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .form-box {
            background: rgba(21, 30, 54, 0.9);
            padding: 2rem;
            border-radius: 12px;
            border: 1px solid #4f6bc9;
        }
        .form-box h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #a78bfa;
        }
        .form-control {
            width: 100%;
            padding: 0.8rem;
            background-color: #1a233a;
            border: 1px solid #3a4b8c;
            border-radius: 6px;
            color: #e0e7ff;
            font-size: 1rem;
        }
        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #555;
            cursor: pointer;
            margin-bottom: 1rem;
        }
        .stars i {
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #ffcc00;
        }
        .submit-btn {
            background: linear-gradient(90deg, #ff9a3d, #ff6b6b);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 8px;
            font-weight: 700;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
            width: 100%;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 154, 61, 0.4);
        }
        .site-footer {
            background: #0a0f1e;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
            border-top: 3px solid #2a3b6b;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #6ee7ff;
            margin-bottom: 1.5rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px dotted #3a4b8c;
            color: #c3d0ff;
        }
        friend-link:last-child {
            border-bottom: none;
        }
        friend-link a:hover {
            color: #ff9a3d;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2a3b6b;
            color: #8a9bc7;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .main-nav {
                width: 100%;
                justify-content: space-between;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #1a233a;
                padding: 1rem;
                border-radius: 8px;
                margin-top: 1rem;
                gap: 0.8rem;
            }
            .nav-links.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            article, .sidebar {
                padding: 1.5rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(15px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, .sidebar, .form-box {
            animation: fadeIn 0.8s ease-out;
        }