*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1, h2, h3, h4 { font-weight: 700; line-height: 1.3; color: #1a237e; margin-bottom: 1rem; }
        h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
        h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); border-bottom: 3px solid #ff9800; padding-bottom: 0.5rem; margin-top: 2.5rem; }
        h3 { font-size: clamp(1.4rem, 3vw, 1.9rem); color: #3949ab; margin-top: 2rem; }
        p { margin-bottom: 1.2rem; font-size: 1.05rem; }
        a { color: #1565c0; text-decoration: none; transition: color 0.3s ease; }
        a:hover { color: #ff9800; }
        .highlight { background-color: #fffacd; padding: 0.2rem 0.5rem; border-radius: 4px; }
        strong { color: #d32f2f; }
        em { font-style: italic; color: #555; }
        .container {
            width: min(100% - 3rem, 1200px);
            margin-inline: auto;
        }
        .site-header {
            background: linear-gradient(135deg, #1a237e 0%, #3949ab 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-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: white;
            font-size: 1.8rem;
            font-weight: 800;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo-icon { color: #ffeb3b; }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-inline: 0.5rem;
            color: #666;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            color: white;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #ffeb3b;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            position: fixed;
            top: 0;
            right: -100%;
            height: 100vh;
            width: 280px;
            background-color: #1a237e;
            padding: 2rem;
            transition: right 0.4s ease;
            z-index: 999;
            overflow-y: auto;
        }
        .nav-mobile.active { right: 0; }
        .nav-mobile .close-btn {
            color: white;
            font-size: 1.8rem;
            position: absolute;
            top: 1rem;
            right: 1rem;
            background: none;
            border: none;
            cursor: pointer;
        }
        .nav-mobile ul {
            list-style: none;
            margin-top: 3rem;
        }
        .nav-mobile li { margin-bottom: 1.5rem; }
        .nav-mobile a {
            color: white;
            font-size: 1.1rem;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px solid #3949ab;
        }
        .hero {
            background: linear-gradient(rgba(25, 32, 71, 0.85), rgba(25, 32, 71, 0.9)), url('https://images.unsplash.com/photo-1605000797499-95a51c5269ae?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 4rem 0;
            text-align: center;
            margin-bottom: 3rem;
        }
        .hero h1 { color: #ffeb3b; }
        .hero p { font-size: 1.2rem; max-width: 800px; margin-inline: auto; }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 20px rgba(0,0,0,0.08);
        }
        .intro-note {
            background-color: #e3f2fd;
            border-left: 5px solid #2196f3;
            padding: 1.5rem;
            margin-bottom: 2rem;
            border-radius: 0 8px 8px 0;
        }
        .featured-image {
            margin: 2.5rem 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 25px rgba(0,0,0,0.15);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 0.5rem;
            background-color: #f5f5f5;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            padding: 1.8rem;
            border-radius: 10px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.07);
        }
        .widget h3 {
            margin-top: 0;
            font-size: 1.4rem;
            color: #1a237e;
        }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group { display: flex; flex-direction: column; }
        label { font-weight: 600; margin-bottom: 0.5rem; color: #444; }
        input, select, textarea {
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, select:focus, textarea:focus {
            outline: none;
            border-color: #3949ab;
            box-shadow: 0 0 0 3px rgba(57, 73, 171, 0.2);
        }
        button, .btn {
            background: linear-gradient(to right, #ff9800, #ff5722);
            color: white;
            border: none;
            padding: 0.9rem 1.8rem;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: center;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255, 87, 34, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 1rem;
        }
        .star-rating .star:hover,
        .star-rating .star.active { color: #ffc107; }
        .web-links-section {
            background: #f1f8e9;
            padding: 2.5rem 0;
            margin: 3rem 0;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background: white;
            padding: 1.2rem;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.05);
            transition: transform 0.3s;
        }
        .web-link:hover { transform: translateY(-5px); }
        .site-footer {
            background: #1a237e;
            color: white;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-logo { font-size: 1.8rem; font-weight: 800; color: #ffeb3b; }
        .footer-links h4 { color: #ffeb3b; margin-bottom: 1.2rem; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.7rem; }
        .footer-links a { color: #bbdefb; }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #3949ab;
            font-size: 0.9rem;
            color: #bbdefb;
        }
        .text-center { text-align: center; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .emoji { font-size: 1.2em; }