* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #fef9f0;
            max-width: 100vw;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        h1, h2, h3, h4 {
            font-family: 'Georgia', serif;
            color: #8B4513;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        h1 {
            font-size: 2.8rem;
            margin-top: 1.5rem;
            border-bottom: 3px solid #d4a574;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 2.5rem;
            border-left: 5px solid #d4a574;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.8rem;
            margin-top: 2rem;
            color: #a0522d;
        }
        h4 {
            font-size: 1.4rem;
            margin-top: 1.5rem;
            color: #cd853f;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: bold;
            color: #555;
            background-color: #fff9e6;
            padding: 1rem;
            border-radius: 5px;
            margin: 1.5rem 0;
        }
        strong {
            color: #8B4513;
            font-weight: 700;
        }
        em {
            color: #b8860b;
        }
        a {
            color: #d2691e;
            text-decoration: none;
            transition: color 0.3s ease;
            border-bottom: 1px dotted transparent;
        }
        a:hover {
            color: #8B4513;
            border-bottom-color: #8B4513;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.5rem;
        }
        main.container {
            padding-top: 2rem;
            padding-bottom: 3rem;
            background-color: #fff;
            box-shadow: 0 0 20px rgba(139, 69, 19, 0.08);
            border-radius: 8px;
            margin-top: 1rem;
            margin-bottom: 2rem;
        }
        header {
            background: linear-gradient(to right, #8B4513, #d2691e);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-family: 'Comic Sans MS', cursive, sans-serif;
            font-size: 2rem;
            font-weight: bold;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i {
            color: #ffd700;
        }
        .my-logo:hover {
            color: #ffd700;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0.8rem;
            border-radius: 4px;
            transition: background 0.3s;
        }
        .main-nav a:hover {
            background-color: rgba(255, 255, 255, 0.2);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: #8B4513;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 0.8rem;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        .breadcrumb {
            padding: 0.8rem 0;
            background-color: #f5e9d9;
            border-radius: 5px;
            margin-bottom: 1.5rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: #d2691e;
        }
        .breadcrumb a {
            color: #8B4513;
        }
        .user-input-section {
            background-color: #f9f3e9;
            border: 1px solid #e0c9a6;
            border-radius: 10px;
            padding: 1.5rem;
            margin: 2rem 0;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .user-input-section h3 {
            color: #8B4513;
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .input-group {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1rem;
        }
        .input-group input,
        .input-group textarea,
        .input-group select {
            flex: 1 1 300px;
            padding: 0.8rem 1rem;
            border: 1px solid #d4a574;
            border-radius: 5px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .input-group input:focus,
        .input-group textarea:focus {
            outline: none;
            border-color: #8B4513;
            box-shadow: 0 0 0 2px rgba(139, 69, 19, 0.2);
        }
        .btn {
            background: linear-gradient(to bottom, #d2691e, #8B4513);
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: 5px;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background: linear-gradient(to bottom, #8B4513, #5d2f0f);
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.15);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        .info-box {
            background-color: #e6f7ff;
            border-left: 4px solid #1890ff;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .warning-box {
            background-color: #fff2e8;
            border-left: 4px solid #fa8c16;
            padding: 1.2rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .figure-container {
            margin: 2.5rem auto;
            text-align: center;
            max-width: 800px;
        }
        .figure-container img {
            border-radius: 10px;
            border: 3px solid #d4a574;
            box-shadow: 0 10px 25px rgba(0,0,0,0.1);
        }
        figcaption {
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .related-link-item {
            background: #f5e9d9;
            padding: 1rem;
            border-radius: 5px;
            transition: transform 0.3s, background 0.3s;
        }
        .related-link-item:hover {
            background: #ebd5b8;
            transform: translateY(-3px);
        }
        footer {
            background-color: #2c1505;
            color: #f5e9d9;
            padding: 3rem 0 1.5rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: #d4a574;
            border-bottom: 2px solid #5d2f0f;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        friend-link {
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px dotted #5d2f0f;
        }
        friend-link a {
            color: #d4a574;
        }
        friend-link a:hover {
            color: #ffd700;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #5d2f0f;
            font-size: 0.9rem;
            color: #b8860b;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            h3 { font-size: 1.6rem; }
            .main-nav ul { gap: 1rem; }
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .main-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .input-group {
                flex-direction: column;
            }
            .input-group input,
            .input-group textarea,
            .input-group select {
                flex: 1 1 100%;
            }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.7rem; }
            .container { padding: 0 1rem; }
        }