* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f172a;
            color: #cbd5e1;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #93c5fd;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1rem 0;
            border-bottom: 2px solid #334155;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #f59e0b, #ef4444);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo a {
            color: inherit;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #e2e8f0;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover {
            color: #fbbf24;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #fbbf24;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: #e2e8f0;
        }
        .breadcrumb {
            background-color: #1e293b;
            padding: 0.8rem 0;
            margin-bottom: 2rem;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin: 0 10px;
            color: #64748b;
        }
        .search-container {
            max-width: 600px;
            margin: 2rem auto 3rem;
            background: #1e293b;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.9rem 1.2rem;
            border: 2px solid #475569;
            border-radius: 8px 0 0 8px;
            background: #0f172a;
            color: #f1f5f9;
            font-size: 1rem;
        }
        .search-form button {
            background: linear-gradient(to right, #3b82f6, #1d4ed8);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        .search-form button:hover {
            background: linear-gradient(to right, #2563eb, #1e40af);
            transform: scale(1.02);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 3rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: #1e293b;
            border-radius: 16px;
            padding: 2.5rem;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
        }
        .article-content h1 {
            color: #fbbf24;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #f59e0b;
            padding-left: 1rem;
        }
        .article-content h2 {
            color: #60a5fa;
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #334155;
        }
        .article-content h3 {
            color: #34d399;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
        }
        .article-content h4 {
            color: #a78bfa;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .article-content strong {
            color: #fbbf24;
            font-weight: 700;
        }
        .article-content em {
            color: #c4b5fd;
            font-style: italic;
        }
        .intro-box {
            background: linear-gradient(145deg, #1e40af, #1e3a8a);
            padding: 1.5rem;
            border-radius: 12px;
            margin: 2rem 0;
            border-left: 6px solid #fbbf24;
        }
        .featured-image {
            margin: 2.5rem auto;
            text-align: center;
        }
        .featured-image figcaption {
            font-style: italic;
            color: #94a3b8;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .link-list {
            background: #0f172a;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .link-list h4 {
            margin-top: 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 0.8rem;
        }
        .link-list li a {
            display: block;
            padding: 0.7rem;
            background: #1e293b;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        .link-list li a:hover {
            background: #334155;
            transform: translateX(5px);
        }
        .update-time {
            text-align: right;
            font-size: 0.9rem;
            color: #94a3b8;
            margin-top: 3rem;
            padding-top: 1rem;
            border-top: 1px dashed #475569;
        }
        .sidebar {
            background: #1e293b;
            border-radius: 16px;
            padding: 1.8rem;
            align-self: start;
            position: sticky;
            top: 120px;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
        }
        .sidebar h3 {
            color: #fbbf24;
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid #475569;
        }
        .interaction-box {
            background: #0f172a;
            padding: 1.5rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .interaction-box h4 {
            margin-top: 0;
            color: #34d399;
        }
        .interaction-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .interaction-box input,
        .interaction-box textarea,
        .interaction-box select {
            padding: 0.8rem;
            border-radius: 6px;
            border: 1px solid #475569;
            background: #1e293b;
            color: #f1f5f9;
        }
        .interaction-box button {
            background: linear-gradient(to right, #10b981, #059669);
            color: white;
            border: none;
            padding: 0.8rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .interaction-box button:hover {
            background: linear-gradient(to right, #34d399, #10b981);
            transform: scale(1.03);
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .star-rating .star {
            color: #475569;
            transition: color 0.2s;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: #fbbf24;
        }
        .site-footer {
            background: #0f172a;
            border-top: 2px solid #334155;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .friend-links {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }
        friend-link {
            display: inline-block;
            background: #1e293b;
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            font-weight: 600;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            background: #334155;
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            color: #64748b;
            font-size: 0.9rem;
            padding-top: 1.5rem;
            border-top: 1px solid #334155;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background: #1e293b;
                flex-direction: column;
                align-items: center;
                padding: 2rem 0;
                gap: 1.5rem;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease-in-out;
                box-shadow: 0 10px 15px rgba(0,0,0,0.5);
            }
            .main-nav.active ul {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
            }
            .article-content h1 {
                font-size: 2.2rem;
            }
            .article-content h2 {
                font-size: 1.7rem;
            }
            .link-list ul {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input,
            .search-form button {
                width: 100%;
                border-radius: 8px;
                margin-bottom: 0.5rem;
            }
        }