* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0a192f;
            color: #ccd6f6;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: #64ffda;
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #ffffff;
            text-shadow: 0 0 8px rgba(100, 255, 218, 0.5);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .text-center { text-align: center; }
        .text-accent { color: #64ffda; }
        .bold { font-weight: 700; }
        .emoji { font-size: 1.2em; }
        .site-header {
            background-color: #0a192f;
            border-bottom: 1px solid #233554;
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: #64ffda;
            text-transform: uppercase;
            letter-spacing: 3px;
            background: linear-gradient(90deg, #64ffda, #00b894);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 0 0 15px rgba(100, 255, 218, 0.3);
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background-color: #112240;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #64ffda;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: #112240;
            flex-direction: column;
            padding: 20px;
            display: none;
            gap: 15px;
            border-top: 1px solid #233554;
            z-index: 999;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 12px;
            border-bottom: 1px solid #233554;
            font-size: 1.2rem;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: #112240;
            font-size: 0.9rem;
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: #8892b0;
        }
        .breadcrumb a:hover {
            color: #64ffda;
        }
        .hero {
            background: linear-gradient(135deg, #112240 0%, #0a192f 100%);
            padding: 80px 0;
            text-align: center;
            border-bottom: 2px solid #64ffda;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #64ffda, #00cec9);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            color: #a8b2d1;
        }
        .search-box {
            max-width: 600px;
            margin: 40px auto;
            padding: 20px;
            background-color: #112240;
            border-radius: 10px;
        }
        .search-box h3 {
            margin-bottom: 15px;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px;
            border: 2px solid #233554;
            background-color: #0a192f;
            color: #ccd6f6;
            border-radius: 5px 0 0 5px;
            font-size: 1rem;
        }
        .search-btn {
            padding: 0 25px;
            background-color: #64ffda;
            color: #0a192f;
            border: none;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.3s;
        }
        .search-btn:hover {
            background-color: #00b894;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background-color: #112240;
            padding: 40px;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .article-content h2 {
            font-size: 2.5rem;
            margin-top: 50px;
            margin-bottom: 20px;
            color: #64ffda;
            padding-bottom: 10px;
            border-bottom: 2px solid #233554;
        }
        .article-content h3 {
            font-size: 1.8rem;
            margin-top: 40px;
            margin-bottom: 15px;
            color: #00cec9;
        }
        .article-content h4 {
            font-size: 1.4rem;
            margin-top: 30px;
            margin-bottom: 10px;
            color: #a8b2d1;
        }
        .article-content p {
            margin-bottom: 25px;
            font-size: 1.1rem;
            color: #ccd6f6;
            text-align: justify;
        }
        .article-content p:first-of-type:first-letter {
            float: left;
            font-size: 4em;
            line-height: 0.8;
            margin: 0.1em 0.1em 0.1em 0;
            color: #64ffda;
        }
        .highlight-box {
            background-color: #0a192f;
            border-left: 5px solid #64ffda;
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
        }
        .featured-image {
            margin: 40px auto;
            max-width: 800px;
            border: 3px solid #64ffda;
            box-shadow: 0 0 25px rgba(100, 255, 218, 0.2);
        }
        .sidebar {
            background-color: #112240;
            padding: 30px;
            border-radius: 15px;
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            color: #64ffda;
            margin-bottom: 25px;
            font-size: 1.5rem;
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 15px;
            padding-bottom: 15px;
            border-bottom: 1px dashed #233554;
        }
        .link-list a {
            display: block;
            padding: 12px;
            background-color: #0a192f;
            border-radius: 8px;
            transition: all 0.3s;
        }
        .link-list a:hover {
            background-color: #64ffda;
            color: #0a192f;
            transform: translateX(10px);
        }
        .interaction-section {
            background-color: #112240;
            padding: 40px;
            border-radius: 15px;
            margin-top: 50px;
        }
        .form-group {
            margin-bottom: 25px;
        }
        .form-label {
            display: block;
            margin-bottom: 10px;
            color: #64ffda;
            font-weight: bold;
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 15px;
            background-color: #0a192f;
            border: 2px solid #233554;
            border-radius: 8px;
            color: #ccd6f6;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: #64ffda;
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .rating {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #233554;
            margin: 15px 0;
        }
        .rating label {
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating input {
            display: none;
        }
        .rating input:checked ~ label {
            color: gold;
        }
        .rating label:hover,
        .rating label:hover ~ label {
            color: gold;
        }
        .submit-btn {
            background-color: #64ffda;
            color: #0a192f;
            border: none;
            padding: 15px 40px;
            font-size: 1.1rem;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background-color 0.3s;
        }
        .submit-btn:hover {
            background-color: #00b894;
        }
        .form-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
            margin-top: 30px;
        }
        .site-footer {
            background-color: #0a192f;
            border-top: 2px solid #64ffda;
            padding: 60px 0 30px;
            margin-top: 80px;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #64ffda;
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            margin-bottom: 15px;
            padding: 10px;
            background-color: #112240;
            border-radius: 5px;
            transition: background-color 0.3s;
        }
        friend-link:hover {
            background-color: #233554;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #233554;
            color: #8892b0;
            font-size: 0.9rem;
        }
        .update-time {
            color: #64ffda;
            font-style: italic;
            margin-top: 20px;
            text-align: center;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            .article-content { padding: 25px; }
            .article-content h2 { font-size: 2rem; }
            .article-content h3 { font-size: 1.5rem; }
            .form-container { grid-template-columns: 1fr; }
            .footer-content { flex-direction: column; }
        }