:root {
            --primary: #003366;
            --secondary: #CC0000;
            --accent: #FFD700;
            --light: #F5F5F5;
            --dark: #222222;
            --gray: #666666;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            font-size: 16px;
        }
        * {
            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: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #002244 100%);
            color: white;
            padding: var(--spacing-sm) 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a {
            color: white;
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .logo i {
            color: var(--accent);
        }
        .logo a:hover {
            color: var(--accent);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem var(--spacing-sm);
            font-size: 0.9rem;
            margin-bottom: var(--spacing-md);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--dark);
            margin: 0 5px;
        }
        .nav-desktop {
            display: none;
        }
        .nav-desktop ul {
            display: flex;
            list-style: none;
            gap: var(--spacing-md);
        }
        .nav-desktop a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--accent);
            transition: width 0.3s;
        }
        .nav-desktop a:hover::after,
        .nav-desktop a.active::after {
            width: 100%;
        }
        .hamburger {
            display: block;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .nav-mobile {
            position: fixed;
            top: 0;
            right: -100%;
            width: 280px;
            height: 100vh;
            background-color: var(--primary);
            padding: var(--spacing-lg) var(--spacing-md);
            transition: right 0.4s ease;
            z-index: 1001;
            overflow-y: auto;
            box-shadow: -5px 0 15px rgba(0,0,0,0.2);
        }
        .nav-mobile.active {
            right: 0;
        }
        .close-nav {
            position: absolute;
            top: var(--spacing-sm);
            right: var(--spacing-sm);
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        .nav-mobile ul {
            list-style: none;
            margin-top: var(--spacing-md);
        }
        .nav-mobile li {
            margin-bottom: var(--spacing-sm);
        }
        .nav-mobile a {
            color: white;
            font-size: 1.2rem;
            display: block;
            padding: 0.7rem;
            border-radius: var(--border-radius);
            transition: background-color 0.3s;
        }
        .nav-mobile a:hover {
            background-color: rgba(255,255,255,0.1);
        }
        .overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: rgba(0,0,0,0.5);
            z-index: 1000;
            display: none;
        }
        .overlay.active {
            display: block;
        }
        main {
            padding: var(--spacing-md) 0 var(--spacing-lg);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: var(--spacing-lg);
        }
        @media (min-width: 992px) {
            .content-grid {
                grid-template-columns: 3fr 1fr;
            }
        }
        .article-container {
            background-color: white;
            border-radius: var(--border-radius);
            padding: var(--spacing-lg);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        .widget {
            background-color: white;
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--primary);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
        }
        .search-form {
            display: flex;
            margin-bottom: var(--spacing-sm);
        }
        .search-form input {
            flex-grow: 1;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.2rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: background-color 0.3s;
        }
        .search-form button:hover {
            background-color: var(--secondary);
        }
        .link-list {
            list-style: none;
        }
        .link-list li {
            margin-bottom: 0.7rem;
            padding-bottom: 0.7rem;
            border-bottom: 1px dotted #eee;
        }
        .link-list a {
            color: var(--dark);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .link-list a:hover {
            color: var(--primary);
            padding-left: 5px;
        }
        h1, h2, h3, h4 {
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: var(--spacing-sm);
            font-weight: 700;
        }
        h1 {
            font-size: 2.8rem;
            margin-bottom: var(--spacing-md);
            text-align: center;
            position: relative;
            padding-bottom: var(--spacing-sm);
        }
        h1::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 100px;
            height: 5px;
            background-color: var(--accent);
            border-radius: 5px;
        }
        h2 {
            font-size: 2rem;
            margin-top: var(--spacing-lg);
            border-left: 5px solid var(--secondary);
            padding-left: var(--spacing-sm);
        }
        h3 {
            font-size: 1.6rem;
            margin-top: var(--spacing-md);
            color: var(--secondary);
        }
        h4 {
            font-size: 1.3rem;
            margin-top: var(--spacing-sm);
            color: var(--gray);
        }
        p {
            margin-bottom: var(--spacing-sm);
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--gray);
            margin-bottom: var(--spacing-md);
            text-align: center;
            font-style: italic;
        }
        .highlight {
            background-color: rgba(255, 215, 0, 0.2);
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            border-left: 4px solid var(--accent);
            margin: var(--spacing-md) 0;
        }
        .info-box {
            background-color: #E3F2FD;
            border-radius: var(--border-radius);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-left: 4px solid var(--primary);
        }
        .float-img {
            margin: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 0;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            max-width: 400px;
            float: left;
        }
        @media (max-width: 768px) {
            .float-img {
                float: none;
                margin: var(--spacing-sm) auto;
                max-width: 100%;
            }
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        .rating-section, .comments-section {
            margin-top: var(--spacing-lg);
            padding-top: var(--spacing-md);
            border-top: 2px solid #eee;
        }
        .rating-form, .comment-form {
            background-color: #f9f9f9;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-md);
        }
        .form-group {
            margin-bottom: var(--spacing-sm);
        }
        .form-group label {
            display: block;
            margin-bottom: 0.3rem;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(0, 51, 102, 0.2);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 0.5rem 0;
        }
        .stars i:hover,
        .stars i.active {
            color: var(--accent);
        }
        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 0.8rem 1.8rem;
            border: none;
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .btn:hover {
            background-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.15);
        }
        .btn-block {
            width: 100%;
        }
        .site-footer {
            background-color: var(--dark);
            color: #ccc;
            padding: var(--spacing-lg) 0 var(--spacing-sm);
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-md);
            margin-bottom: var(--spacing-lg);
        }
        .footer-logo {
            font-size: 1.5rem;
            font-weight: 800;
            margin-bottom: var(--spacing-sm);
        }
        .footer-logo a {
            color: white;
        }
        .footer-links h4, .footer-social h4 {
            color: white;
            margin-bottom: var(--spacing-sm);
            font-size: 1.2rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: #aaa;
        }
        .footer-links a:hover {
            color: var(--accent);
        }
        .social-icons {
            display: flex;
            gap: var(--spacing-sm);
        }
        .social-icons a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background-color: #333;
            color: white;
            border-radius: 50%;
            font-size: 1.2rem;
            transition: var(--transition);
        }
        .social-icons a:hover {
            background-color: var(--primary);
            transform: scale(1.1);
        }
        friend-link {
            display: block;
            background-color: rgba(255,255,255,0.05);
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            margin-bottom: var(--spacing-sm);
        }
        friend-link a {
            color: var(--accent);
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-sm);
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #888;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: var(--spacing-xs); }
        .mb-2 { margin-bottom: var(--spacing-sm); }
        .mb-3 { margin-bottom: var(--spacing-md); }
        .mb-4 { margin-bottom: var(--spacing-lg); }
        .mt-1 { margin-top: var(--spacing-xs); }
        .mt-2 { margin-top: var(--spacing-sm); }
        .mt-3 { margin-top: var(--spacing-md); }
        .mt-4 { margin-top: var(--spacing-lg); }
        .bold { font-weight: 700; color: var(--primary); }
        .icon { margin-right: 0.5rem; }
        @media (min-width: 768px) {
            .nav-desktop { display: block; }
            .hamburger { display: none; }
            h1 { font-size: 3.2rem; }
            .lead { font-size: 1.4rem; }
        }