* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: #2c3e50;
            background: linear-gradient(135deg, #f5f7fa 0%, #e4edf5 100%);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a { color: #2980b9; text-decoration: none; transition: all 0.3s ease; }
        a:hover { color: #1a5276; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 2em; margin: 1em 0; }
        .site-header {
            background: linear-gradient(90deg, #1a5276, #2c3e50);
            color: white;
            padding: 1.5rem 0;
            border-bottom-left-radius: 12px;
            border-bottom-right-radius: 12px;
            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;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Trebuchet MS', sans-serif;
            font-size: 2.8rem;
            font-weight: 900;
            color: #fff;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            letter-spacing: -1px;
        }
        .my-logo span { color: #f39c12; }
        .my-logo:hover { text-decoration: none; transform: scale(1.02); }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 768px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            color: #ecf0f1;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 6px;
        }
        .nav-desktop a:hover {
            background-color: rgba(255,255,255,0.15);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #2c3e50;
            width: 100%;
            margin-top: 1rem;
            border-radius: 8px;
            overflow: hidden;
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: #ecf0f1;
            padding: 1rem;
            border-bottom: 1px solid #34495e;
        }
        .nav-mobile a:hover { background-color: #1a5276; }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #7f8c8d;
        }
        .breadcrumb a { color: #3498db; }
        .search-container {
            background: white;
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            margin: 2rem 0;
            text-align: center;
        }
        .search-box {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-box input {
            flex: 1;
            padding: 0.8rem 1.2rem;
            border: 2px solid #3498db;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background: linear-gradient(to right, #3498db, #2980b9);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-box button:hover { background: linear-gradient(to right, #2980b9, #1a5276); }
        .main-content {
            background: white;
            border-radius: 15px;
            padding: 2.5rem;
            margin: 2rem 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }
        h1 {
            color: #1a5276;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #f39c12;
            padding-left: 1rem;
        }
        h2 {
            color: #2c3e50;
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #bdc3c7;
        }
        h3 { color: #34495e; font-size: 1.6rem; margin: 2rem 0 1rem; }
        h4 { color: #5d6d7e; font-size: 1.3rem; margin: 1.5rem 0 0.8rem; }
        p { margin-bottom: 1.5rem; text-align: justify; }
        .intro {
            font-size: 1.2rem;
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 4px solid #3498db;
            margin: 2rem 0;
        }
        .highlight {
            background-color: #fffde7;
            padding: 1.5rem;
            border-radius: 10px;
            border: 1px solid #f1c40f;
            margin: 1.5rem 0;
        }
        .feature-img {
            width: 80%;
            margin: 2rem auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }
        blockquote {
            font-style: italic;
            color: #555;
            border-left: 4px solid #9b59b6;
            padding-left: 1.5rem;
            margin: 2rem 0;
        }
        .rating-section, .comments-section {
            background: #f8f9fa;
            padding: 2rem;
            border-radius: 10px;
            margin: 3rem 0;
        }
        .star-rating {
            font-size: 2rem;
            color: #f1c40f;
            margin: 1rem 0;
        }
        .star-rating i { cursor: pointer; margin: 0 2px; }
        .rating-form, .comment-form {
            display: grid;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .rating-form input, .comment-form input,
        .comment-form textarea {
            padding: 0.8rem;
            border: 1px solid #bdc3c7;
            border-radius: 6px;
            font-family: inherit;
        }
        .comment-form textarea { min-height: 120px; resize: vertical; }
        .btn-submit {
            background: #27ae60;
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 6px;
            cursor: pointer;
            font-weight: bold;
            justify-self: start;
            transition: background 0.3s;
        }
        .btn-submit:hover { background: #219653; }
        .site-footer {
            background: #2c3e50;
            color: #ecf0f1;
            padding: 3rem 0 1.5rem;
            border-top-left-radius: 12px;
            border-top-right-radius: 12px;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h3 { color: #f39c12; margin-bottom: 1.5rem; }
        .footer-links a {
            color: #bdc3c7;
            display: block;
            margin-bottom: 0.8rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin: 1rem 0;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.1);
            padding: 0.5rem 1rem;
            border-radius: 4px;
        }
        friend-link a { color: #3498db; }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid #34495e;
            font-size: 0.9rem;
            color: #95a5a6;
        }
        .last-updated {
            font-size: 0.9rem;
            color: #7f8c8d;
            text-align: right;
            margin-top: 2rem;
            font-style: italic;
        }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .bold { font-weight: 800; color: #2c3e50; }
        .text-center { text-align: center; }
        .mt-2 { margin-top: 2rem; }
        .mb-2 { margin-bottom: 2rem; }
        @media (max-width: 768px) {
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.7rem; }
            .main-content { padding: 1.5rem; }
            .header-container { flex-direction: column; align-items: flex-start; }
            .nav-desktop { display: none; }
            .feature-img { width: 100%; }
        }