* {
            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: #f9f9f9;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: #d4af37;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #b8941f;
            transform: translateY(-2px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 8px;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mb-3 { margin-bottom: 3rem; }
        .mt-2 { margin-top: 2rem; }
        .mt-3 { margin-top: 3rem; }
        .p-2 { padding: 2rem; }
        .bold { font-weight: 700; }
        .highlight {
            background: linear-gradient(120deg, #ffec8b 0%, #ffec8b 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 88%;
        }
        header {
            background: linear-gradient(135deg, #1a237e 0%, #311b92 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(to right, #ffd700, #ffec8b);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            background: transparent;
            border: none;
            padding: 5px;
        }
        .hamburger span {
            height: 3px;
            width: 25px;
            background: #ffd700;
            margin: 4px 0;
            border-radius: 2px;
            transition: 0.3s;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 2rem;
        }
        .nav-links a {
            color: #ffd700;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
        }
        .nav-links a:hover {
            background-color: rgba(255, 215, 0, 0.15);
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: #5c6bc0;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            background-color: white;
            box-shadow: 0 0 20px rgba(0,0,0,0.05);
            border-radius: 0 0 12px 12px;
            overflow: hidden;
            margin-bottom: 3rem;
        }
        .hero {
            background: linear-gradient(rgba(26, 35, 126, 0.85), rgba(49, 27, 146, 0.9)), url('https://images.unsplash.com/photo-1550745165-9bc0b252726f?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 4rem 2rem;
            text-align: center;
        }
        .hero h1 {
            font-size: 3rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .content-section {
            padding: 2rem;
        }
        .content-section h2 {
            color: #1a237e;
            border-left: 5px solid #d4af37;
            padding-left: 15px;
            margin: 2.5rem 0 1.5rem;
            font-size: 2rem;
        }
        .content-section h3 {
            color: #311b92;
            margin: 2rem 0 1rem;
            font-size: 1.6rem;
        }
        .content-section h4 {
            color: #5c6bc0;
            margin: 1.5rem 0 1rem;
            font-size: 1.3rem;
        }
        .content-section p {
            margin-bottom: 1.2rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .content-section ul, .content-section ol {
            margin-left: 2rem;
            margin-bottom: 1.5rem;
        }
        .content-section li {
            margin-bottom: 0.7rem;
        }
        .featured-image {
            margin: 2.5rem auto;
            max-width: 900px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.15);
            border: 5px solid white;
        }
        .interactive-module {
            background: #f3f4fa;
            border-radius: 12px;
            padding: 2rem;
            margin: 3rem 0;
            border-left: 6px solid #d4af37;
        }
        .module-title {
            display: flex;
            align-items: center;
            color: #1a237e;
            margin-bottom: 1.5rem;
        }
        .module-title i {
            margin-right: 12px;
            font-size: 1.8rem;
            color: #d4af37;
        }
        .search-box, .comment-form, .rating-form {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 1rem;
        }
        .search-box input, .comment-form input, .comment-form textarea, .rating-form select {
            flex-grow: 1;
            padding: 12px 15px;
            border: 2px solid #c5cae9;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .search-box input:focus, .comment-form input:focus, .comment-form textarea:focus {
            border-color: #d4af37;
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            width: 100%;
            font-family: inherit;
        }
        .btn {
            background: linear-gradient(to right, #d4af37, #b8941f);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .btn:hover {
            background: linear-gradient(to right, #b8941f, #9c7c17);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(180, 149, 31, 0.3);
        }
        .stars {
            display: flex;
            gap: 5px;
            margin: 10px 0;
        }
        .stars i {
            color: #ddd;
            cursor: pointer;
            font-size: 1.8rem;
            transition: color 0.2s;
        }
        .stars i:hover,
        .stars i.active {
            color: #ffd700;
        }
        footer {
            background: #1a1a2e;
            color: #aaa;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: #ffd700;
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links a {
            display: block;
            color: #ccc;
            margin-bottom: 0.8rem;
            transition: color 0.3s, padding-left 0.3s;
        }
        .footer-links a:hover {
            color: #ffd700;
            padding-left: 8px;
        }
        friend-link {
            display: inline-block;
            background: rgba(255,255,255,0.05);
            padding: 8px 15px;
            margin: 5px;
            border-radius: 6px;
            border: 1px solid #333;
            transition: all 0.3s;
        }
        friend-link:hover {
            background: rgba(255,215,0,0.1);
            border-color: #d4af37;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #333;
            font-size: 0.9rem;
            color: #777;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 80px;
                right: -100%;
                flex-direction: column;
                background-color: #1a237e;
                width: 100%;
                text-align: center;
                transition: 0.5s;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
                padding: 2rem 0;
                border-top: 2px solid #ffd700;
            }
            .nav-links.active {
                right: 0;
            }
            .nav-links li {
                margin: 1.5rem 0;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .content-section h2 {
                font-size: 1.7rem;
            }
            .content-section h3 {
                font-size: 1.4rem;
            }
            .header-top {
                flex-wrap: wrap;
            }
            .search-box, .comment-form, .rating-form {
                flex-direction: column;
            }
            .btn {
                width: 100%;
            }
        }