*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --bg: #0a0a12;
            --bg2: #12121f;
            --bg3: #1a1a2e;
            --cyan: #00f0ff;
            --pink: #ff0055;
            --yellow: #ffe600;
            --text: #d0d0d8;
            --text2: #9a9ab0;
            --border: #2a2a3e;
            --radius: 10px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            overflow-x: hidden;
        }
        a {
            color: var(--cyan);
            text-decoration: none;
            transition: color .2s;
        }
        a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .site-header {
            background: linear-gradient(135deg, #0d0d1a 0%, #12122a 100%);
            border-bottom: 2px solid var(--cyan);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 20px rgba(0, 240, 255, .15);
        }
        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 14px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: 2px;
            background: linear-gradient(90deg, var(--cyan), var(--pink));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            text-transform: uppercase;
            line-height: 1.2;
        }
        .my-logo small {
            display: block;
            font-size: .6rem;
            font-weight: 400;
            letter-spacing: 1px;
            color: var(--text2);
            text-transform: none;
            -webkit-text-fill-color: var(--text2);
        }
        .my-logo a {
            color: inherit;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            font-size: 1.6rem;
            color: var(--cyan);
            cursor: pointer;
            background: none;
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 6px 12px;
        }
        .main-nav {
            display: flex;
            gap: 4px;
            flex-wrap: wrap;
        }
        .main-nav a {
            display: inline-block;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: .92rem;
            font-weight: 500;
            color: var(--text);
            transition: background .2s, color .2s;
        }
        .main-nav a:hover {
            background: rgba(0, 240, 255, .1);
            color: var(--cyan);
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 4px;
        }
        .breadcrumb-wrap {
            max-width: 1280px;
            margin: 0 auto;
            padding: 10px 20px;
            font-size: .85rem;
            color: var(--text2);
        }
        .breadcrumb-wrap a {
            color: var(--cyan);
        }
        .breadcrumb-wrap span.sep {
            margin: 0 6px;
            color: var(--text2);
        }
        .content-wrap {
            max-width: 1280px;
            margin: 0 auto;
            padding: 20px;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 30px;
        }
        .main-article {
            background: var(--bg2);
            border-radius: var(--radius);
            padding: 30px 35px;
            border: 1px solid var(--border);
        }
        .sidebar {
            background: var(--bg2);
            border-radius: var(--radius);
            padding: 25px;
            border: 1px solid var(--border);
            max-height: fit-content;
            position: sticky;
            top: 90px;
        }
        @media (max-width: 992px) {
            .content-wrap {
                grid-template-columns: 1fr;
                padding: 15px;
            }
            .main-article {
                padding: 20px;
            }
            .sidebar {
                position: static;
                margin-top: 20px;
            }
        }
        h1 {
            font-size: 2.2rem;
            line-height: 1.3;
            color: #fff;
            margin-bottom: 10px;
            background: linear-gradient(90deg, #fff, var(--cyan));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        h2 {
            font-size: 1.6rem;
            color: var(--cyan);
            margin: 40px 0 15px;
            border-left: 4px solid var(--pink);
            padding-left: 14px;
        }
        h3 {
            font-size: 1.2rem;
            color: #fff;
            margin: 28px 0 10px;
        }
        h4 {
            font-size: 1.05rem;
            color: var(--yellow);
            margin: 20px 0 8px;
            font-weight: 600;
        }
        p {
            margin-bottom: 15px;
        }
        .content-img {
            max-width: 100%;
            border-radius: var(--radius);
            margin: 20px 0;
            border: 1px solid var(--border);
            width: 100%;
            height: auto;
        }
        .img-wrap {
            text-align: center;
        }
        .img-wrap figcaption {
            font-size: .85rem;
            color: var(--text2);
            margin-top: 6px;
        }
        .search-box {
            display: flex;
            margin: 20px 0;
        }
        .search-box input {
            flex: 1;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: 8px 0 0 8px;
            background: var(--bg3);
            color: var(--text);
            font-size: .95rem;
            outline: none;
        }
        .search-box input:focus {
            border-color: var(--cyan);
        }
        .search-box button {
            padding: 12px 20px;
            background: linear-gradient(135deg, var(--cyan), #007a8c);
            border: none;
            border-radius: 0 8px 8px 0;
            color: #000;
            font-weight: 700;
            cursor: pointer;
            transition: opacity .2s;
        }
        .search-box button:hover {
            opacity: .85;
        }
        .form-card {
            background: var(--bg3);
            border-radius: 8px;
            padding: 20px;
            margin: 20px 0;
            border: 1px solid var(--border);
        }
        .form-card h3 {
            margin-top: 0;
            color: var(--cyan);
        }
        .form-card label {
            display: block;
            font-size: .9rem;
            margin: 10px 0 4px;
            color: var(--text2);
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 10px 14px;
            border: 1px solid var(--border);
            border-radius: 6px;
            background: var(--bg2);
            color: var(--text);
            font-size: .95rem;
            font-family: inherit;
            outline: none;
        }
        .form-card textarea {
            min-height: 80px;
            resize: vertical;
        }
        .form-card input:focus,
        .form-card textarea:focus {
            border-color: var(--cyan);
        }
        .form-card .btn-submit {
            margin-top: 14px;
            background: linear-gradient(135deg, var(--pink), #a1003a);
            color: #fff;
            border: none;
            padding: 10px 24px;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: opacity .2s;
        }
        .btn-submit:hover {
            opacity: .85;
        }
        .star-rating {
            display: inline-flex;
            gap: 4px;
            font-size: 1.5rem;
            color: var(--text2);
            cursor: pointer;
        }
        .star-rating .fa-star {
            transition: color .2s;
        }
        .star-rating .fa-star.active {
            color: var(--yellow);
        }
        .content-list {
            margin: 10px 0 20px 25px;
        }
        .content-list li {
            margin-bottom: 10px;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: .92rem;
        }
        .data-table th,
        .data-table td {
            border: 1px solid var(--border);
            padding: 10px 12px;
            text-align: left;
        }
        .data-table th {
            background: var(--bg3);
            color: var(--cyan);
            font-weight: 600;
        }
        .data-table tr:nth-child(even) {
            background: rgba(255, 255, 255, .02);
        }
        .callout {
            background: linear-gradient(135deg, rgba(0, 240, 255, .08), rgba(255, 0, 85, .08));
            border-left: 4px solid var(--cyan);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
            font-size: .95rem;
        }
        .site-footer {
            background: #080812;
            border-top: 2px solid var(--border);
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1280px;
            margin: 0 auto;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 30px;
        }
        .footer-grid h4 {
            color: var(--cyan);
            margin-bottom: 10px;
        }
        .footer-grid ul {
            list-style: none;
        }
        .footer-grid ul li {
            margin-bottom: 8px;
        }
        friend-link {
            display: inline;
            font-style: normal;
        }
        friend-link a {
            margin-right: 10px;
            display: inline-block;
        }
        .copyright {
            border-top: 1px solid var(--border);
            margin-top: 30px;
            padding-top: 20px;
            font-size: .85rem;
            color: var(--text2);
            text-align: center;
        }
        .nav-input {
            display: none;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: inline-block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                background: var(--bg2);
                border: 1px solid var(--border);
                border-radius: 8px;
                margin-top: 10px;
                padding: 10px;
            }
            .nav-input:checked~.main-nav {
                display: flex;
            }
            .header-inner {
                padding: 12px 16px;
            }
            .content-wrap {
                padding: 10px;
            }
            .main-article {
                padding: 18px 15px;
            }
        }
        .widget {
            margin-bottom: 28px;
        }
        .widget h3 {
            font-size: 1rem;
            border-bottom: 1px solid var(--border);
            padding-bottom: 8px;
            margin-bottom: 12px;
            color: var(--yellow);
        }
        .widget ul {
            list-style: none;
        }
        .widget ul li {
            margin-bottom: 8px;
            font-size: .9rem;
        }
        .tag {
            display: inline-block;
            background: rgba(0, 240, 255, .1);
            border: 1px solid rgba(0, 240, 255, .3);
            color: var(--cyan);
            padding: 3px 10px;
            border-radius: 30px;
            font-size: .8rem;
            margin: 4px 4px 0 0;
        }