* { 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: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            min-height: 100vh;
        }
        img { max-width: 100%; height: auto; display: block; }
        a { color: #2a5db0; text-decoration: none; transition: color 0.3s ease, transform 0.2s ease; }
        a:hover { color: #e63946; transform: translateY(-2px); }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .text-center { text-align: center; }
        .section-padding { padding: 60px 0; }
        .highlight { background-color: #fffacd; padding: 2px 5px; border-radius: 3px; }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #2a5db0, #3a7bd5);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 4px 12px rgba(42, 93, 176, 0.25);
        }
        .btn:hover {
            background: linear-gradient(to right, #e63946, #ff6b6b);
            transform: translateY(-3px);
            box-shadow: 0 6px 18px rgba(230, 57, 70, 0.35);
            color: white;
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #2a5db0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i { color: #e63946; }
        .my-logo:hover { color: #2a5db0; transform: none; }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            color: #444;
            position: relative;
        }
        .main-nav a:hover:after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 0;
            width: 100%;
            height: 3px;
            background: #e63946;
            border-radius: 2px;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #2a5db0;
            cursor: pointer;
        }
        .breadcrumb {
            background: #e9f1fb;
            padding: 12px 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #d0dff2;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #e63946; }
        .hero {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1546519638-68e109498ffc?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 20px;
            text-align: center;
            border-radius: 0 0 20px 20px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .content-layout {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin-bottom: 60px;
        }
        .main-content { background: white; padding: 40px; border-radius: 15px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05); }
        .sidebar { background: #f8fafd; padding: 30px; border-radius: 15px; border: 1px solid #e1e8f2; }
        article h1, article h2, article h3, article h4 {
            color: #2a5db0;
            margin-top: 2em;
            margin-bottom: 0.8em;
            line-height: 1.3;
        }
        article h1 { font-size: 2.5rem; border-bottom: 3px solid #e63946; padding-bottom: 10px; }
        article h2 { font-size: 2rem; padding-left: 10px; border-left: 5px solid #3a7bd5; }
        article h3 { font-size: 1.7rem; }
        article h4 { font-size: 1.4rem; color: #555; }
        article p {
            margin-bottom: 1.5em;
            font-size: 1.1rem;
            text-align: justify;
        }
        article p.lead {
            font-size: 1.3rem;
            color: #444;
            font-weight: 500;
            background: #f0f7ff;
            padding: 20px;
            border-radius: 10px;
            border-left: 4px solid #2a5db0;
        }
        article blockquote {
            border-left: 5px solid #e63946;
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: #555;
            background: #f9f9f9;
            padding: 20px;
            border-radius: 0 10px 10px 0;
        }
        article ul, article ol {
            margin-left: 25px;
            margin-bottom: 1.5em;
        }
        article li { margin-bottom: 0.7em; }
        article img.float-right {
            float: right;
            margin: 0 0 20px 30px;
            max-width: 400px;
            border-radius: 10px;
            border: 5px solid white;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        .module {
            background: white;
            padding: 25px;
            border-radius: 12px;
            margin-bottom: 30px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            border: 1px solid #e1e8f2;
        }
        .module h3 { margin-top: 0; color: #e63946; }
        .search-form, .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .form-group { display: flex; flex-direction: column; }
        .form-group label { font-weight: 600; margin-bottom: 5px; color: #444; }
        .form-control {
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: #2a5db0;
            box-shadow: 0 0 0 3px rgba(42, 93, 176, 0.2);
        }
        .stars { display: flex; gap: 10px; font-size: 1.8rem; color: #ffd700; cursor: pointer; }
        .stars i { transition: transform 0.2s; }
        .stars i:hover { transform: scale(1.2); }
        .internal-links {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin: 30px 0;
            padding: 20px;
            background: #e9f2ff;
            border-radius: 10px;
        }
        .internal-links a {
            background: white;
            padding: 10px 20px;
            border-radius: 50px;
            font-weight: 600;
            box-shadow: 0 3px 8px rgba(0,0,0,0.08);
            border: 1px solid #c5d8f5;
        }
        .internal-links a:hover {
            background: #2a5db0;
            color: white;
            border-color: #2a5db0;
        }
        .site-footer {
            background: #1a2b4c;
            color: #d1dbe8;
            padding-top: 50px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-section h3 {
            color: white;
            font-size: 1.3rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #e63946;
        }
        .footer-links { list-style: none; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { color: #b0c4de; }
        .footer-links a:hover { color: white; padding-left: 5px; }
        friend-link {
            display: block;
            background: #2a5db0;
            color: white;
            padding: 15px;
            margin: 10px 0;
            border-radius: 8px;
            font-weight: 600;
            text-align: center;
        }
        friend-link:hover {
            background: #e63946;
            color: white;
        }
        .copyright {
            text-align: center;
            padding: 20px;
            border-top: 1px solid #2d3f63;
            font-size: 0.9rem;
            color: #8a9bba;
        }
        @media (max-width: 992px) {
            .content-layout { grid-template-columns: 1fr; }
            .hero h1 { font-size: 2.5rem; }
            .hero p { font-size: 1.1rem; }
        }
        @media (max-width: 768px) {
            .main-nav ul {
                flex-direction: column;
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background: white;
                padding: 30px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.1);
                transition: left 0.4s ease;
                z-index: 999;
            }
            .main-nav.active ul { left: 0; }
            .hamburger { display: block; }
            .header-container { padding: 15px; }
            .main-content, .sidebar { padding: 25px; }
            article h1 { font-size: 2rem; }
            article h2 { font-size: 1.7rem; }
            article img.float-right {
                float: none;
                margin: 20px auto;
                max-width: 100%;
            }
        }
        @media (max-width: 480px) {
            .hero { padding: 70px 15px; }
            .hero h1 { font-size: 2rem; }
            .btn { padding: 10px 20px; }
            .internal-links { justify-content: center; }
            .internal-links a { font-size: 0.9rem; padding: 8px 15px; }
        }