* { 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: #333;
            background-color: #f8f9fa;
            background-image: linear-gradient(to bottom right, #f0f4ff, #e6f7ff);
            max-width: 1920px;
            margin: 0 auto;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { font-family: 'Arial Black', 'Arial Bold', Gadget, sans-serif; color: #1a237e; margin-bottom: 1rem; line-height: 1.2; }
        h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); margin-top: 1.5rem; }
        h2 { font-size: clamp(1.8rem, 4vw, 2.5rem); border-left: 5px solid #ff4081; padding-left: 15px; margin-top: 2.5rem; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.8rem); color: #3949ab; margin-top: 2rem; }
        p { margin-bottom: 1.5rem; font-size: clamp(1rem, 2.5vw, 1.125rem); }
        a { color: #1a73e8; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #ff4081; text-decoration: underline; }
        strong, b { color: #d32f2f; font-weight: 700; }
        em { font-style: italic; color: #555; }
        .lead { font-size: 1.3rem; color: #555; font-weight: 300; }
        .highlight { background-color: #fff9c4; padding: 0.2rem 0.5rem; border-radius: 3px; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .container {
            width: 95%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        #main-content {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        @media (min-width: 992px) {
            #main-content {
                grid-template-columns: 3fr 1fr;
            }
        }
        #site-header {
            background: linear-gradient(135deg, #0d47a1 0%, #311b92 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            font-size: 2.2rem;
            font-weight: 900;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i { color: #ff4081; }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: #bbdefb;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a:hover { color: white; }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #ff4081;
            transition: width 0.3s ease;
        }
        .desktop-nav a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background: #1a237e;
            padding: 1rem;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active { display: block; }
        .mobile-nav ul { list-style: none; }
        .mobile-nav li { margin-bottom: 1rem; }
        .mobile-nav a { color: #e8eaf6; display: block; padding: 0.5rem; }
        .breadcrumb {
            background-color: #e3f2fd;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }
        .breadcrumb a { color: #5c6bc0; }
        .breadcrumb span { color: #78909c; }
        article { background: white; padding: 2.5rem; border-radius: 12px; box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08); }
        aside { background: white; padding: 1.8rem; border-radius: 12px; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05); align-self: start; }
        .sidebar-widget { margin-bottom: 2rem; }
        .sidebar-widget h3 { font-size: 1.3rem; border-bottom: 2px dashed #ddd; padding-bottom: 0.5rem; margin-bottom: 1rem; }
        .hero-image {
            margin: 2rem 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
            position: relative;
        }
        .hero-image img { width: 100%; transition: transform 0.5s ease; }
        .hero-image:hover img { transform: scale(1.03); }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 0.5rem;
            background: #f5f5f5;
            font-size: 0.95rem;
        }
        .search-form { display: flex; margin-bottom: 2rem; }
        .search-form input[type="search"] {
            flex-grow: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #c5cae9;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
            outline: none;
        }
        .search-form input[type="search"]:focus { border-color: #7986cb; }
        .search-form button {
            background: linear-gradient(to right, #3949ab, #283593);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s ease;
        }
        .search-form button:hover { background: linear-gradient(to right, #303f9f, #1a237e); }
        .interaction-section { margin-top: 3rem; padding-top: 2rem; border-top: 2px solid #e0e0e0; }
        .rating-widget { text-align: center; margin-bottom: 2rem; }
        .stars { font-size: 2rem; color: #ffd700; cursor: pointer; margin-bottom: 1rem; }
        .stars span { transition: color 0.2s; margin: 0 2px; }
        .stars span:hover, .stars span.active { color: #ffab00; }
        .comment-form textarea, .comment-form input {
            width: 100%;
            padding: 0.8rem;
            margin-bottom: 1rem;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-family: inherit;
            font-size: 1rem;
        }
        .comment-form button {
            background: #4caf50;
            color: white;
            padding: 0.8rem 1.8rem;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .comment-form button:hover { background: #388e3c; }
        .web-link {
            background: #f1f8ff;
            border-left: 4px solid #1a73e8;
            padding: 1rem;
            margin-bottom: 1rem;
            border-radius: 0 8px 8px 0;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .web-link:hover {
            transform: translateX(5px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        #site-footer {
            background: linear-gradient(to right, #263238, #37474f);
            color: #cfd8dc;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-links {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 2rem;
            margin-bottom: 2.5rem;
        }
        .footer-links h4 { color: #bbdefb; margin-bottom: 1.2rem; font-size: 1.2rem; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.7rem; }
        .footer-links a { color: #b0bec5; }
        .footer-links a:hover { color: #fff; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #546e7a;
            font-size: 0.9rem;
            color: #90a4ae;
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            .header-container { padding: 0 1rem; }
            article, aside { padding: 1.5rem; }
            h2 { font-size: 1.6rem; }
            .footer-links { grid-template-columns: 1fr; }
        }