:root {
            --primary: #FF6B35;
            --secondary: #004E89;
            --accent: #00A896;
            --light: #F7F9FC;
            --dark: #2D3142;
            --gray: #8A8D93;
            --shadow: 0 4px 12px rgba(45, 49, 66, 0.08);
            --radius: 12px;
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        ul, ol {
            list-style-position: inside;
            margin-left: 1.5rem;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--secondary), var(--dark));
            color: white;
            padding: 1.2rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Arial Black', sans-serif;
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--primary);
            font-size: 2.5rem;
        }
        .my-logo:hover {
            color: var(--accent);
            transform: scale(1.02);
        }
        .main-nav ul {
            display: flex;
            gap: 2.2rem;
            list-style: none;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0.2rem;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .breadcrumb {
            background-color: #eef2f7;
            padding: 1rem 0;
            font-size: 0.95rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            margin: 0;
            padding: 0;
            gap: 0.7rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.7rem;
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .hero {
            background: linear-gradient(rgba(0, 78, 137, 0.9), rgba(45, 49, 66, 0.9)), url('https://images.unsplash.com/photo-1592678034309-7d5d8c56aafb?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 4rem 0;
            text-align: center;
            border-radius: 0 0 var(--radius) var(--radius);
            margin-bottom: 3rem;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .search-box {
            max-width: 600px;
            margin: 2.5rem auto 0;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }
        .search-box input {
            flex: 1;
            padding: 1.2rem 1.8rem;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 2.5rem;
            font-weight: bold;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #e05a2b;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background: white;
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 2rem;
            padding-bottom: 1.5rem;
            border-bottom: 2px dashed #eee;
            color: var(--gray);
            font-size: 0.95rem;
        }
        .last-updated {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .last-updated i {
            color: var(--accent);
        }
        h1 {
            color: var(--secondary);
            font-size: 2.8rem;
            margin-bottom: 1.8rem;
            line-height: 1.2;
        }
        h2 {
            color: var(--dark);
            font-size: 2.2rem;
            margin: 2.8rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--primary);
        }
        h3 {
            color: var(--secondary);
            font-size: 1.8rem;
            margin: 2.2rem 0 1rem;
        }
        h4 {
            color: var(--dark);
            font-size: 1.4rem;
            margin: 1.8rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.15rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.35rem;
            font-weight: 500;
            color: var(--secondary);
            background: #f0f7ff;
            padding: 1.5rem;
            border-left: 5px solid var(--accent);
            border-radius: 0 var(--radius) var(--radius) 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 1.8rem;
            border-radius: var(--radius);
            border-left: 5px solid #FFB347;
            margin: 2rem 0;
        }
        .highlight strong {
            color: #e67e22;
        }
        .img-container {
            margin: 2.5rem auto;
            text-align: center;
        }
        .featured-img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-img:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 20px rgba(0,0,0,0.15);
        }
        .caption {
            font-size: 0.95rem;
            color: var(--gray);
            margin-top: 0.8rem;
            font-style: italic;
        }
        .internal-links {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
        }
        .internal-links h4 {
            color: var(--primary);
            margin-top: 0;
        }
        .internal-links ul {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .internal-links li {
            background: white;
            padding: 0.7rem 1.2rem;
            border-radius: 50px;
            border: 1px solid #ddd;
            transition: var(--transition);
        }
        .internal-links li:hover {
            background-color: var(--secondary);
            color: white;
            border-color: var(--secondary);
            transform: translateY(-3px);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.8rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            color: var(--secondary);
            margin-bottom: 1.2rem;
            padding-bottom: 0.7rem;
            border-bottom: 2px solid #eee;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .widget-title i {
            color: var(--primary);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #FFD700;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .vote-btn {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
            margin-top: 1rem;
        }
        .vote-btn:hover {
            background: #e05a2b;
            transform: translateY(-3px);
        }
        .comments-section {
            margin-top: 3rem;
        }
        .comment-form {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: var(--radius);
            margin-bottom: 2.5rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--dark);
        }
        .form-control {
            width: 100%;
            padding: 1rem;
            border: 1px solid #ced4da;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
        }
        textarea.form-control {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-btn:hover {
            background: #008c7a;
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 168, 150, 0.3);
        }
        .site-footer {
            background: var(--dark);
            color: white;
            padding: 3.5rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            margin-bottom: 1rem;
            color: white;
        }
        .footer-links h4 {
            color: white;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 1rem;
            border-radius: var(--radius);
            margin-bottom: 0.8rem;
            border-left: 4px solid var(--accent);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--dark);
                padding: 1.5rem;
                box-shadow: var(--shadow);
                z-index: 999;
            }
            .main-nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .content-wrapper {
                gap: 2rem;
            }
            .main-content {
                padding: 1.8rem;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.9rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            .search-box {
                flex-direction: column;
                border-radius: var(--radius);
            }
            .search-box input,
            .search-box button {
                width: 100%;
                border-radius: 0;
            }
            .search-box button {
                padding: 1rem;
            }
        }
        @media print {
            .site-header, .sidebar, .search-box, .comments-section, .site-footer {
                display: none;
            }
            body {
                background: white;
                color: black;
                font-size: 12pt;
            }
            .container {
                max-width: 100%;
                padding: 0;
            }
            .main-content {
                box-shadow: none;
                padding: 0;
            }
        }