* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: #0f172a;
            color: #e2e8f0;
            line-height: 1.8;
            font-size: 1.1rem;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #60a5fa;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #3b82f6;
            text-decoration: underline;
        }
        .header {
            background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
            padding: 1.5rem 2rem;
            border-bottom: 3px solid #3b82f6;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #60a5fa, #3b82f6);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-transform: uppercase;
            letter-spacing: 1.5px;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        #menu-toggle {
            display: none;
        }
        .menu-icon {
            display: none;
            font-size: 2rem;
            color: #60a5fa;
            cursor: pointer;
        }
        .nav-menu {
            display: flex;
            gap: 2rem;
            list-style: none;
        }
        .nav-menu a {
            font-size: 1.2rem;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            transition: background 0.3s ease;
        }
        .nav-menu a:hover {
            background: #334155;
            text-decoration: none;
        }
        .breadcrumb {
            background: #1e293b;
            padding: 1rem 2rem;
            margin-bottom: 2rem;
            border-bottom: 1px solid #334155;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
            max-width: 1400px;
            margin: 0 auto;
        }
        .breadcrumb li:not(:last-child)::after {
            content: ">";
            margin-left: 0.5rem;
            color: #94a3b8;
        }
        .main-content {
            flex: 1;
            max-width: 1400px;
            width: 100%;
            margin: 0 auto;
            padding: 0 2rem 3rem;
        }
        .article-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 1024px) {
            .article-container {
                grid-template-columns: 1fr;
            }
        }
        .article-main {
            background: #1e293b;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        .sidebar {
            background: #1e293b;
            padding: 2rem;
            border-radius: 15px;
            align-self: start;
            position: sticky;
            top: 150px;
        }
        h1 {
            font-size: 3.2rem;
            color: #60a5fa;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 4px solid #3b82f6;
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.5rem;
            color: #93c5fd;
            margin: 2.5rem 0 1.5rem;
            padding-left: 0.5rem;
            border-left: 6px solid #3b82f6;
        }
        h3 {
            font-size: 2rem;
            color: #bfdbfe;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.6rem;
            color: #dbeafe;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.8rem;
            text-align: justify;
        }
        strong {
            color: #fbbf24;
            font-weight: 700;
        }
        .highlight {
            background: rgba(59, 130, 246, 0.2);
            border-left: 5px solid #3b82f6;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
        }
        .update-time {
            font-style: italic;
            color: #94a3b8;
            margin-bottom: 2rem;
            text-align: right;
            font-size: 1rem;
        }
        .article-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 12px;
            margin: 2.5rem 0;
            border: 3px solid #3b82f6;
        }
        .form-section {
            background: #0f172a;
            padding: 2rem;
            border-radius: 12px;
            margin: 3rem 0;
            border: 2px solid #334155;
        }
        .form-title {
            font-size: 1.8rem;
            color: #60a5fa;
            margin-bottom: 1.5rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #cbd5e1;
        }
        .form-control {
            width: 100%;
            padding: 1rem;
            background: #1e293b;
            border: 1px solid #475569;
            border-radius: 8px;
            color: #e2e8f0;
            font-size: 1.1rem;
            transition: border 0.3s ease;
        }
        .form-control:focus {
            outline: none;
            border-color: #60a5fa;
        }
        .btn {
            background: linear-gradient(90deg, #3b82f6, #60a5fa);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 8px;
            font-size: 1.2rem;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(59, 130, 246, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            font-size: 2rem;
            color: #94a3b8;
            cursor: pointer;
            transition: color 0.3s ease;
        }
        .rating-stars label:hover,
        .rating-stars input:checked ~ label {
            color: #fbbf24;
        }
        .footer {
            background: #0f172a;
            padding: 3rem 2rem;
            border-top: 3px solid #3b82f6;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 2.5rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }
        friend-link {
            display: inline-block;
            background: #1e293b;
            padding: 1rem 1.8rem;
            border-radius: 10px;
            border: 1px solid #475569;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            background: #334155;
            border-color: #60a5fa;
            transform: scale(1.05);
        }
        .copyright {
            text-align: center;
            color: #94a3b8;
            font-size: 1rem;
            padding-top: 2rem;
            border-top: 1px solid #334155;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .menu-icon {
                display: block;
            }
            .nav-menu {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1e293b;
                margin-top: 1.5rem;
                padding: 1.5rem;
                border-radius: 10px;
            }
            #menu-toggle:checked ~ .nav-menu {
                display: flex;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.7rem;
            }
            .main-content {
                padding: 0 1rem 2rem;
            }
            .article-main {
                padding: 1.5rem;
            }
        }
        .text-center {
            text-align: center;
        }
        .emoji {
            font-size: 1.3rem;
            margin-right: 0.5rem;
        }
        .divider {
            height: 2px;
            background: linear-gradient(90deg, transparent, #3b82f6, transparent);
            margin: 2.5rem 0;
        }