* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #1e40af;
            --secondary: #dc2626;
            --accent: #f59e0b;
            --light: #f8fafc;
            --dark: #1e293b;
            --gray: #64748b;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #f1f5f9;
            color: #334155;
            line-height: 1.7;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary), #1e3a8a);
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
            letter-spacing: -0.5px;
        }
        .my-logo i {
            color: var(--accent);
        }
        .my-logo:hover {
            color: var(--accent);
            transform: scale(1.02);
            transition: var(--transition);
        }
        .search-box {
            flex-grow: 1;
            max-width: 500px;
            margin: 0 30px;
            position: relative;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            width: 100%;
            padding: 12px 20px;
            border-radius: 50px 0 0 50px;
            border: none;
            font-size: 1rem;
            background: rgba(255, 255, 255, 0.95);
            color: var(--dark);
        }
        .search-box button {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #e78b08;
        }
        .desktop-nav {
            display: flex;
            gap: 25px;
            align-items: center;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 5px;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: var(--primary);
            padding: 20px;
            border-radius: 10px;
            margin-top: 15px;
            gap: 15px;
        }
        .mobile-nav.active {
            display: flex;
        }
        .breadcrumb {
            padding: 15px 0;
            background: #e2e8f0;
            font-size: 0.95rem;
            margin-bottom: 30px;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: var(--gray);
            margin: 0 8px;
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 30px 0;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-header {
            border-bottom: 3px solid var(--accent);
            padding-bottom: 25px;
            margin-bottom: 35px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 15px;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            color: var(--gray);
            font-size: 0.95rem;
            margin-top: 20px;
        }
        .last-updated {
            background: #fef3c7;
            padding: 8px 15px;
            border-radius: 50px;
            color: #92400e;
            font-weight: 600;
        }
        h2 {
            color: var(--primary);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px dashed #cbd5e1;
        }
        h3 {
            color: var(--dark);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: var(--secondary);
            font-size: 1.3rem;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, #fef3c7 0%, #fef3c7 100%);
            padding: 25px;
            border-left: 5px solid var(--accent);
            border-radius: 10px;
            margin: 30px 0;
            font-size: 1.2rem;
            font-weight: 600;
            color: var(--dark);
        }
        .feature-img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 15px;
            margin: 30px 0;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        .interactive-box {
            background: #eff6ff;
            border: 2px solid var(--primary);
            border-radius: 15px;
            padding: 25px;
            margin: 35px 0;
            transition: var(--transition);
        }
        .interactive-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 15px 30px rgba(30, 64, 175, 0.15);
        }
        .interactive-box h3 {
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 25px 0;
        }
        .link-list a {
            background: #e0e7ff;
            color: var(--primary);
            text-decoration: none;
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            transition: var(--transition);
        }
        .link-list a:hover {
            background: var(--primary);
            color: white;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: 15px;
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--secondary);
            font-size: 1.5rem;
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .comment-form textarea, .rating-form select {
            width: 100%;
            padding: 15px;
            border: 1px solid #cbd5e1;
            border-radius: 10px;
            font-size: 1rem;
            resize: vertical;
        }
        .submit-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 14px;
            border-radius: 10px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background: #1e3a8a;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 15px 0;
        }
        .stars i {
            color: #e2e8f0;
            font-size: 1.8rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: #fbbf24;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2.5rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: white;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 20px 0;
        }
        friend-link {
            display: inline-block;
            background: rgba(255, 255, 255, 0.1);
            padding: 10px 20px;
            border-radius: 8px;
            transition: var(--transition);
        }
        friend-link a {
            color: #cbd5e1;
            text-decoration: none;
        }
        friend-link:hover {
            background: var(--primary);
            transform: translateY(-3px);
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #475569;
            color: #94a3b8;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-direction: column;
                align-items: flex-start;
                gap: 20px;
            }
            .search-box {
                margin: 15px 0;
                max-width: 100%;
                order: 3;
            }
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
                position: absolute;
                top: 25px;
                right: 20px;
            }
            h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 25px;
            }
            .article-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 15px;
            }
        }