:root {
            --primary-color: #c19a6b;
            --secondary-color: #3a2615;
            --accent-color: #d4af37;
            --text-color: #f5f5dc;
            --bg-color: #0f0f0f;
            --surface-color: #1a1a1a;
            --border-color: #333;
            --highlight-color: #5d8aa8;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.8;
            color: var(--text-color);
            background-color: var(--bg-color);
            background-image: radial-gradient(circle at 15% 50%, rgba(58, 38, 21, 0.3) 0%, transparent 55%);
            max-width: 1600px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: color 0.3s ease, border-bottom 0.3s ease;
        }
        a:hover {
            color: var(--accent-color);
            border-bottom: 1px solid var(--accent-color);
        }
        .container {
            width: 100%;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: rgba(15, 15, 15, 0.95);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 15px 0;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Times New Roman', serif;
            font-size: 2.8rem;
            font-weight: bold;
            color: var(--accent-color);
            text-transform: uppercase;
            letter-spacing: 3px;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.8);
            transition: all 0.3s ease;
        }
        .my-logo:hover {
            color: var(--primary-color);
            transform: scale(1.02);
        }
        .my-logo span {
            color: var(--primary-color);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-color);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 10px;
        }
        .main-nav {
            display: flex;
            gap: 25px;
        }
        .nav-link {
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .nav-link:hover {
            background-color: rgba(193, 154, 107, 0.1);
            transform: translateY(-2px);
        }
        .breadcrumb {
            margin: 20px 0;
            font-size: 0.9rem;
            color: #aaa;
        }
        .breadcrumb a {
            margin-right: 5px;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: var(--primary-color);
        }
        .search-section {
            background: var(--surface-color);
            padding: 25px;
            border-radius: 8px;
            margin: 30px 0;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex-grow: 1;
            padding: 15px 20px;
            border: 1px solid var(--border-color);
            border-radius: 50px 0 0 50px;
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-color);
            font-size: 1rem;
        }
        .search-btn {
            background: var(--primary-color);
            color: var(--secondary-color);
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 30px;
            cursor: pointer;
            font-weight: bold;
            transition: all 0.3s ease;
        }
        .search-btn:hover {
            background: var(--accent-color);
            transform: scale(1.05);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: var(--surface-color);
            border-radius: 12px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(193, 154, 107, 0.2);
        }
        .sidebar {
            background: var(--surface-color);
            border-radius: 12px;
            padding: 25px;
            height: fit-content;
            border: 1px solid rgba(193, 154, 107, 0.2);
        }
        h1 {
            font-size: 3.2rem;
            color: var(--accent-color);
            margin-bottom: 25px;
            line-height: 1.2;
            border-bottom: 3px solid var(--primary-color);
            padding-bottom: 15px;
            text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
        }
        h2 {
            font-size: 2.4rem;
            color: var(--primary-color);
            margin: 50px 0 25px;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--border-color);
        }
        h3 {
            font-size: 1.8rem;
            color: #e6d3b8;
            margin: 35px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #d1c0a5;
            margin: 25px 0 10px;
        }
        p {
            margin-bottom: 25px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(193, 154, 107, 0.1), transparent);
            border-left: 4px solid var(--primary-color);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .img-container {
            margin: 30px auto;
            text-align: center;
            max-width: 800px;
        }
        .feature-img {
            width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.7);
            border: 2px solid var(--border-color);
            transition: transform 0.5s ease;
        }
        .feature-img:hover {
            transform: scale(1.01);
        }
        .img-caption {
            font-style: italic;
            color: #aaa;
            margin-top: 10px;
            font-size: 0.9rem;
        }
        ul, ol {
            margin-left: 30px;
            margin-bottom: 25px;
        }
        li {
            margin-bottom: 10px;
        }
        .quote {
            font-style: italic;
            color: var(--accent-color);
            border-left: 3px solid var(--accent-color);
            padding-left: 20px;
            margin: 30px 0 30px 30px;
            font-size: 1.2rem;
        }
        .user-interaction {
            background: var(--surface-color);
            padding: 30px;
            border-radius: 12px;
            margin: 50px 0;
            border: 1px solid rgba(212, 175, 55, 0.3);
        }
        .form-group {
            margin-bottom: 25px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: var(--primary-color);
        }
        .form-input, .form-textarea {
            width: 100%;
            padding: 15px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            border-radius: 6px;
            color: var(--text-color);
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s ease;
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .form-textarea {
            min-height: 150px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
        }
        .star {
            font-size: 2rem;
            color: #444;
            cursor: pointer;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        .star:hover,
        .star.active {
            color: var(--accent-color);
            transform: scale(1.2);
        }
        .submit-btn {
            background: linear-gradient(to right, var(--primary-color), var(--accent-color));
            color: var(--secondary-color);
            border: none;
            padding: 15px 35px;
            border-radius: 50px;
            font-weight: bold;
            font-size: 1.1rem;
            cursor: pointer;
            transition: all 0.3s ease;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(193, 154, 107, 0.4);
        }
        .sidebar-section {
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-title {
            color: var(--accent-color);
            font-size: 1.4rem;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar-list {
            list-style: none;
            margin-left: 0;
        }
        .sidebar-list li {
            padding: 12px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .site-footer {
            background-color: var(--secondary-color);
            color: #b8a07c;
            padding: 50px 0 30px;
            margin-top: 60px;
            border-top: 3px solid var(--primary-color);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h4 {
            color: var(--accent-color);
            font-size: 1.3rem;
            margin-bottom: 25px;
        }
        friend-link {
            display: block;
            padding: 8px 0;
            color: #d1c0a5;
            transition: all 0.3s ease;
        }
        friend-link:hover {
            color: var(--accent-color);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(193, 154, 107, 0.3);
            font-size: 0.9rem;
            color: #8a7a5f;
        }
        @media (max-width: 768px) {
            html {
                font-size: 14px;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            .header-content {
                flex-direction: column;
                align-items: flex-start;
            }
            .mobile-menu-btn {
                display: block;
                position: absolute;
                right: 20px;
                top: 20px;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 20px;
            }
            .main-nav.active {
                display: flex;
            }
            .nav-link {
                padding: 15px;
                border-bottom: 1px solid var(--border-color);
            }
            .article-content {
                padding: 25px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            .search-btn {
                border-radius: 50px;
                padding: 15px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article-content, .sidebar, .user-interaction {
            animation: fadeIn 0.8s ease-out;
        }