* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #4A6FA5; 
            --secondary: #FFB347; 
            --accent: #77DD77; 
            --dark: #333344;
            --light: #F8F9FA;
            --gray: #6C757D;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --transition: all 0.3s ease;
            --max-width: 1200px;
            --border-radius: 12px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--border-radius);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        ul, ol {
            padding-left: 1.5em;
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        .skip-link {
            position: absolute;
            top: -60px;
            left: 1rem;
            background: var(--primary);
            color: white;
            padding: 0.8rem 1.5rem;
            border-radius: 0 0 8px 8px;
            z-index: 9999;
            text-decoration: none;
            font-weight: bold;
        }
        .skip-link:focus {
            top: 0;
        }
        .site-header {
            background-color: var(--light);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            text-transform: uppercase;
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i {
            color: var(--secondary);
        }
        .my-logo:hover {
            color: var(--secondary);
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #f1f3f5;
            font-size: 0.9rem;
        }
        .breadcrumb-list {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb-list li {
            display: inline;
        }
        .breadcrumb-list li:not(:last-child)::after {
            content: '>';
            margin-left: 0.5rem;
            color: var(--gray);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .main-nav a:hover::after,
        .main-nav a:focus::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--primary);
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                position: fixed;
                top: 90px;
                left: 0;
                width: 100%;
                background: var(--light);
                box-shadow: var(--shadow);
                padding: 2rem;
                clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
                transition: clip-path 0.4s ease;
            }
            .main-nav.active {
                clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1.5rem;
            }
        }
        .hero {
            padding: 3rem 0;
            text-align: center;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            border-radius: 0 0 var(--border-radius) var(--border-radius);
            margin-bottom: 2rem;
        }
        .hero h1 {
            font-size: 3rem;
            color: var(--dark);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            color: var(--gray);
            max-width: 800px;
            margin: 0 auto 1.5rem;
        }
        .last-updated {
            font-size: 0.9rem;
            color: var(--gray);
            font-style: italic;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            min-height: 2000px; 
        }
        h1, h2, h3, h4 {
            margin-top: 2rem;
            margin-bottom: 1rem;
            color: var(--dark);
            line-height: 1.3;
        }
        h1 { font-size: 2.8rem; }
        h2 {
            font-size: 2.2rem;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 0.5rem;
        }
        h3 { font-size: 1.8rem; color: var(--primary); }
        h4 { font-size: 1.4rem; color: var(--secondary); }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary);
        }
        .highlight {
            background-color: rgba(255, 179, 71, 0.15);
            padding: 1.5rem;
            border-left: 5px solid var(--secondary);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin: 2rem 0;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3em;
        }
        blockquote {
            font-style: italic;
            border-left: 4px solid var(--primary);
            padding-left: 1.5rem;
            margin: 2rem 0;
            color: var(--gray);
        }
        .content-link {
            font-weight: 600;
            border-bottom: 2px dotted var(--accent);
        }
        .content-link:hover {
            border-bottom-style: solid;
        }
        .img-container {
            margin: 2.5rem auto;
            text-align: center;
        }
        .img-caption {
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 0.5rem;
            font-style: italic;
        }
        .sidebar {
            background-color: var(--light);
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1rem;
            color: var(--dark);
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--primary);
        }
        .search-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: var(--secondary);
        }
        .rating-form label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .stars {
            display: flex;
            gap: 0.3rem;
            margin-bottom: 1rem;
        }
        .stars input {
            display: none;
        }
        .stars label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
            margin-bottom: 0;
        }
        .stars label:hover,
        .stars label:hover ~ label,
        .stars input:checked ~ label {
            color: #FFD700;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.9rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary);
        }
        .submit-btn {
            background-color: var(--accent);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: var(--border-radius);
            font-weight: bold;
            cursor: pointer;
            transition: var(--transition);
            width: 100%;
        }
        .submit-btn:hover {
            background-color: #5cc25c;
        }
        .quick-links ul {
            list-style: none;
            padding-left: 0;
        }
        .quick-links li {
            margin-bottom: 0.8rem;
        }
        .quick-links a {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            padding: 0.8rem;
            background: white;
            border-radius: var(--border-radius);
            box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        }
        .quick-links a:hover {
            background: #e9ecef;
            transform: translateX(5px);
        }
        .site-footer {
            background-color: var(--dark);
            color: #ddd;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-widget h3 {
            color: white;
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }
        .footer-widget h3::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 50px;
            height: 3px;
            background: var(--secondary);
        }
        .footer-links {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #bbb;
            display: flex;
            align-items: center;
            gap: 0.7rem;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 0.5rem 1rem;
            border-radius: 20px;
            margin-right: 0.8rem;
            margin-bottom: 0.8rem;
            font-size: 0.9rem;
        }
        friend-link a {
            color: #ccc;
        }
        friend-link a:hover {
            color: var(--accent);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #999;
        }