* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 50%, #16213e 100%);
            color: #e0e0e0;
            min-height: 100vh;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #339af0;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }
        .site-header {
            background: rgba(22, 33, 62, 0.95);
            backdrop-filter: blur(10px);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 2px solid #4dabf7;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.2rem;
            background: linear-gradient(90deg, #ff6b6b, #4dabf7);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1px;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        .my-logo a {
            color: inherit;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 5px;
        }
        .nav-desktop a:hover {
            background: rgba(77, 171, 247, 0.15);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #e0e0e0;
            font-size: 1.8rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: rgba(22, 33, 62, 0.98);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            border-top: 1px solid #4dabf7;
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 1rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 1rem 0;
            background: rgba(255,255,255,0.03);
            margin-bottom: 2rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            font-size: 0.9rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin: 0 10px;
            color: #888;
        }
        main {
            padding: 2rem 0;
            background: rgba(26, 26, 46, 0.7);
            border-radius: 15px;
            margin: 2rem auto;
            box-shadow: 0 15px 50px rgba(0, 0, 0, 0.7);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        article {
            padding-right: 2rem;
        }
        @media (max-width: 992px) {
            article {
                padding-right: 0;
            }
        }
        h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            color: #4dabf7;
            text-shadow: 0 2px 10px rgba(77, 171, 247, 0.5);
            line-height: 1.2;
            border-bottom: 3px solid #ff6b6b;
            padding-bottom: 0.5rem;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.2rem;
            }
        }
        h2 {
            font-size: 2.2rem;
            margin: 2.5rem 0 1rem;
            color: #ff6b6b;
            padding-left: 10px;
            border-left: 5px solid #4dabf7;
        }
        h3 {
            font-size: 1.8rem;
            margin: 2rem 0 1rem;
            color: #63e6be;
        }
        h4 {
            font-size: 1.4rem;
            margin: 1.5rem 0 0.8rem;
            color: #a5d8ff;
        }
        p, li {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.2rem;
            background: rgba(77, 171, 247, 0.1);
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #ff6b6b;
            margin-bottom: 2rem;
        }
        .highlight-box {
            background: linear-gradient(to right, rgba(255,107,107,0.1), rgba(77,171,247,0.1));
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            border: 1px solid rgba(255,255,255,0.1);
        }
        blockquote {
            font-style: italic;
            border-left: 4px solid #63e6be;
            padding-left: 1.5rem;
            margin: 2rem 0;
            color: #ccc;
            background: rgba(99, 230, 190, 0.05);
            padding: 1.5rem;
            border-radius: 0 10px 10px 0;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .article-img {
            margin: 2rem auto;
            text-align: center;
        }
        .img-caption {
            font-size: 0.9rem;
            color: #aaa;
            margin-top: 0.5rem;
            font-style: italic;
        }
        .related-links {
            background: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .related-links h3 {
            margin-top: 0;
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .related-links li {
            background: rgba(26, 26, 46, 0.8);
            padding: 1rem;
            border-radius: 5px;
            border: 1px solid rgba(77, 171, 247, 0.3);
        }
        .update-time {
            font-size: 0.9rem;
            color: #aaa;
            text-align: right;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #555;
        }
        aside {
            background: rgba(22, 33, 62, 0.8);
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 2rem;
        }
        .widget-title {
            font-size: 1.3rem;
            color: #ff6b6b;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #4dabf7;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.8rem;
            border: 1px solid #444;
            background: rgba(255,255,255,0.1);
            color: #fff;
            border-radius: 5px 0 0 5px;
        }
        .search-btn {
            background: #4dabf7;
            color: white;
            border: none;
            padding: 0.8rem 1.2rem;
            border-radius: 0 5px 5px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: #339af0;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 1.5rem;
            color: #555;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars input:checked ~ label,
        .rating-stars label:hover,
        .rating-stars label:hover ~ label {
            color: #ffc107;
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.8rem;
            background: rgba(255,255,255,0.1);
            border: 1px solid #444;
            border-radius: 5px;
            color: #fff;
        }
        .submit-btn {
            background: linear-gradient(90deg, #ff6b6b, #4dabf7);
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 5px;
            cursor: pointer;
            font-weight: bold;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(77, 171, 247, 0.4);
        }
        footer {
            background: rgba(12, 12, 12, 0.95);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
            border-top: 2px solid #4dabf7;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            margin: 0.5rem 0;
            border-radius: 5px;
            border-left: 3px solid #63e6be;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: #888;
            font-size: 0.9rem;
        }
        .bold {
            font-weight: bold;
            color: #ffd43b;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }