* { 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: #e0e0e0;
            background: #0f1419;
            background-image: radial-gradient(circle at 15% 50%, rgba(30, 60, 114, 0.1) 0%, transparent 20%),
                              radial-gradient(circle at 85% 30%, rgba(114, 30, 60, 0.05) 0%, transparent 20%);
            max-width: 100vw;
            overflow-x: hidden;
        }
        a { color: #5d9cec; text-decoration: none; transition: color 0.3s ease, transform 0.2s ease; }
        a:hover { color: #8bb9ff; transform: translateY(-1px); }
        img { max-width: 100%; height: auto; display: block; border-radius: 8px; }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, rgba(15, 20, 25, 0.95) 0%, rgba(25, 35, 50, 0.95) 100%);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 1.8rem;
            background: linear-gradient(90deg, #ff6b9d, #5d9cec);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            padding: 5px 0;
            letter-spacing: -0.5px;
        }
        .my-logo:hover { transform: scale(1.02); }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #b0b7c3;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active { color: #fff; }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: linear-gradient(90deg, #ff6b9d, #5d9cec);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background: #b0b7c3;
            border-radius: 2px;
            transition: 0.3s;
        }
        .hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(6px, 6px); }
        .hamburger.active span:nth-child(2) { opacity: 0; }
        .hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(6px, -6px); }
        .breadcrumb {
            padding: 1rem 0 0.5rem;
            font-size: 0.9rem;
            color: #8a94a6;
        }
        .breadcrumb a { color: #8a94a6; }
        .breadcrumb a:hover { color: #5d9cec; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 3rem;
            padding: 2rem 0 4rem;
        }
        .article-content { grid-column: 1; }
        .sidebar { grid-column: 2; }
        article {
            background: rgba(20, 25, 35, 0.7);
            border-radius: 16px;
            padding: 2.5rem;
            border: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
        }
        .article-header { margin-bottom: 2.5rem; }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            background: linear-gradient(90deg, #fff 30%, #a5b4fc);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            margin-bottom: 1rem;
        }
        .meta-info {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            color: #8a94a6;
            font-size: 0.95rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding-bottom: 1.5rem;
        }
        .meta-info i { margin-right: 6px; color: #5d9cec; }
        h2 {
            font-size: 2rem;
            color: #fff;
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid rgba(93, 156, 236, 0.3);
        }
        h3 {
            font-size: 1.6rem;
            color: #d1d9ff;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.3rem;
            color: #b0b7c3;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            color: #cbd5e1;
            text-align: justify;
        }
        .lead { font-size: 1.3rem; color: #e2e8f0; font-weight: 300; }
        .highlight {
            background: rgba(93, 156, 236, 0.1);
            border-left: 4px solid #5d9cec;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .bold { font-weight: 700; color: #fff; }
        .emoji { margin-right: 8px; font-size: 1.2em; }
        .feature-img {
            width: 100%;
            margin: 2.5rem auto;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
            overflow: hidden;
        }
        .feature-img img { transition: transform 0.5s ease; }
        .feature-img:hover img { transform: scale(1.03); }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #8a94a6;
            margin-top: 0.8rem;
            font-size: 0.95rem;
        }
        .sidebar section {
            background: rgba(20, 25, 35, 0.7);
            border-radius: 12px;
            padding: 1.8rem;
            margin-bottom: 2rem;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }
        .sidebar h3 {
            font-size: 1.4rem;
            margin-top: 0;
            color: #fff;
            padding-bottom: 0.7rem;
            border-bottom: 1px solid rgba(93, 156, 236, 0.3);
        }
        .search-box input {
            width: 100%;
            padding: 1rem;
            background: rgba(15, 20, 25, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
        }
        .search-box button {
            width: 100%;
            margin-top: 1rem;
            padding: 1rem;
            background: linear-gradient(90deg, #5d9cec, #4a85d6);
            color: white;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-box button:hover { background: linear-gradient(90deg, #6cabff, #5d9cec); }
        .rating-form .stars {
            display: flex;
            justify-content: space-between;
            margin: 1.2rem 0;
        }
        .rating-form .star {
            font-size: 2rem;
            color: #4a5568;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-form .star.active,
        .rating-form .star:hover { color: #ffd700; }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #cbd5e1;
            font-weight: 500;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 1rem;
            background: rgba(15, 20, 25, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            color: #fff;
            font-size: 1rem;
            font-family: inherit;
        }
        .form-group textarea { min-height: 120px; resize: vertical; }
        .submit-btn {
            background: linear-gradient(90deg, #ff6b9d, #ff4d87);
            color: white;
            padding: 1rem 2rem;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            transition: background 0.3s ease;
        }
        .submit-btn:hover { background: linear-gradient(90deg, #ff8ab3, #ff6b9d); }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 1rem;
            padding-left: 1.5rem;
            position: relative;
        }
        .related-links li::before {
            content: '➤';
            position: absolute;
            left: 0;
            color: #5d9cec;
        }
        .site-footer {
            background: linear-gradient(to top, rgba(10, 15, 20, 0.95), rgba(15, 20, 25, 1));
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2rem;
        }
        .footer-logo { font-size: 1.8rem; margin-bottom: 1rem; }
        .footer-links h4 {
            color: #fff;
            margin-bottom: 1.2rem;
            font-size: 1.2rem;
        }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a { color: #8a94a6; }
        .footer-links a:hover { color: #5d9cec; }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
            border-left: 4px solid #ff6b9d;
        }
        friend-link a {
            font-weight: 600;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            color: #6b7280;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .main-content { grid-template-columns: 1fr; gap: 2rem; }
            .sidebar { grid-column: 1; }
        }
        @media (max-width: 768px) {
            .hamburger { display: flex; }
            .main-nav {
                position: fixed;
                top: 70px;
                left: 0;
                width: 100%;
                background: rgba(15, 20, 25, 0.98);
                backdrop-filter: blur(10px);
                flex-direction: column;
                padding: 2rem;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: all 0.4s ease;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .main-nav.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1.5rem;
            }
            .article-header h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            h3 { font-size: 1.5rem; }
            article { padding: 1.8rem; }
            .footer-content { grid-template-columns: 1fr; text-align: center; }
        }