* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #2E86C1;
            --secondary: #F39C12;
            --accent: #E74C3C;
            --dark: #1B4F72;
            --light: #EBF5FB;
            --text: #2C3E50;
            --gray: #7F8C8D;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 12px;
            --transition: all 0.3s ease;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            color: var(--text);
            line-height: 1.8;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            color: var(--accent);
            font-size: 2.5rem;
        }
        .search-box {
            flex: 0 1 500px;
            position: relative;
        }
        .search-box input {
            width: 100%;
            padding: 14px 20px;
            border: 2px solid var(--primary);
            border-radius: 50px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-box input:focus {
            outline: none;
            box-shadow: 0 0 0 3px rgba(46, 134, 193, 0.3);
        }
        .search-btn {
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            background: var(--primary);
            color: white;
            border: none;
            border-radius: 50%;
            width: 46px;
            height: 46px;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: var(--dark);
        }
        nav {
            background: var(--dark);
            border-top: 3px solid var(--secondary);
        }
        .nav-desktop {
            display: flex;
            list-style: none;
        }
        .nav-desktop li {
            flex: 1;
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            padding: 18px 20px;
            display: block;
            text-align: center;
            font-weight: 600;
            transition: var(--transition);
            border-right: 1px solid rgba(255,255,255,0.1);
        }
        .nav-desktop a:hover, .nav-desktop a.active {
            background: var(--primary);
            color: var(--secondary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 10px;
        }
        .breadcrumb {
            padding: 15px 0;
            background: var(--light);
            border-bottom: 1px solid #d6eaf8;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: var(--gray);
        }
        main {
            flex: 1;
            padding: 30px 0;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 3px dashed var(--secondary);
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        .meta-info {
            display: flex;
            justify-content: center;
            gap: 25px;
            color: var(--gray);
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .meta-info span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-content {
            font-size: 1.1rem;
        }
        .article-content h2 {
            color: var(--primary);
            margin: 35px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light);
            font-size: 1.8rem;
        }
        .article-content h3 {
            color: var(--dark);
            margin: 25px 0 15px;
            font-size: 1.5rem;
        }
        .article-content p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, #a9e4f7 0%, #f9f9f9 100%);
            padding: 25px;
            border-left: 5px solid var(--primary);
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 25px 0;
        }
        .tip-box {
            background: #FFF3CD;
            border: 1px solid #FFEEBA;
            border-radius: var(--radius);
            padding: 20px;
            margin: 25px 0;
            display: flex;
            gap: 15px;
        }
        .tip-icon {
            color: #856404;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .article-img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.02);
        }
        figcaption {
            font-style: italic;
            color: var(--gray);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .widget-title {
            color: var(--dark);
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #FFD700;
            margin: 15px 0;
        }
        .rate-btn {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
            width: 100%;
            margin-top: 15px;
        }
        .rate-btn:hover {
            background: #e67e22;
        }
        .comments-section {
            margin-top: 50px;
            background: white;
            border-radius: var(--radius);
            padding: 35px;
            box-shadow: var(--shadow);
        }
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            margin-top: 25px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group input,
        .form-group textarea {
            padding: 15px;
            border: 1px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(46, 134, 193, 0.1);
        }
        .submit-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 16px 30px;
            border-radius: var(--radius);
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: bold;
            transition: var(--transition);
            align-self: flex-start;
        }
        .submit-btn:hover {
            background: var(--dark);
        }
        .footer-links {
            background: var(--dark);
            padding: 40px 0;
            margin-top: 50px;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 15px;
        }
        @media (max-width: 768px) {
            .web-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        .web-link {
            background: rgba(255,255,255,0.1);
            padding: 15px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255,255,255,0.2);
            transform: translateY(-3px);
        }
        .web-link a {
            color: white;
            text-decoration: none;
            display: block;
            text-align: center;
            font-weight: 500;
        }
        footer {
            background: #1a2530;
            color: #bdc3c7;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-col {
            flex: 1;
            min-width: 250px;
        }
        .footer-col h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col li {
            margin-bottom: 12px;
        }
        .footer-col a {
            color: #bdc3c7;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-col a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        .copyright {
            border-top: 1px solid #34495e;
            padding-top: 20px;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
            }
            .logo {
                order: 1;
            }
            .hamburger {
                order: 2;
                display: block;
            }
            .search-box {
                order: 3;
                flex: 1 1 100%;
                margin-top: 15px;
            }
            .nav-desktop {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--dark);
                box-shadow: var(--shadow);
            }
            .nav-desktop.active {
                display: flex;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            article, .sidebar-widget, .comments-section {
                padding: 25px;
            }
            .meta-info {
                flex-direction: column;
                gap: 10px;
                align-items: center;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        article, .sidebar-widget, .comments-section {
            animation: fadeIn 0.8s ease;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 5px;
        }
        .bold {
            font-weight: 800;
            color: var(--dark);
        }
        .text-center {
            text-align: center;
        }
        .mt-4 { margin-top: 40px; }
        .mb-4 { margin-bottom: 40px; }