* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #0a2e36;
            --primary-green: #1a5c1a;
            --accent-gold: #c9a83d;
            --accent-bronze: #cd7f32;
            --light-bg: #f5f5f0;
            --dark-text: #222;
            --light-text: #f0f0f0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light-bg);
            color: var(--dark-text);
            line-height: 1.6;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-gold);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to bottom, var(--primary-green), #0e4a0e);
            color: white;
            padding: 12px 28px;
            border-radius: 6px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            box-shadow: var(--shadow);
        }
        .btn:hover {
            background: linear-gradient(to bottom, #2a7a2a, var(--primary-green));
            transform: translateY(-2px);
            text-decoration: none;
        }
        .btn-gold {
            background: linear-gradient(to bottom, var(--accent-gold), #b8941f);
        }
        .btn-gold:hover {
            background: linear-gradient(to bottom, #d8b64a, var(--accent-gold));
        }
        header {
            background-color: var(--primary-dark);
            color: var(--light-text);
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            text-decoration: none;
            font-family: 'Times New Roman', serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 1px;
        }
        .logo a:hover {
            color: white;
            text-decoration: none;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .desktop-nav a {
            color: var(--light-text);
            font-weight: 500;
            padding: 0.5rem 0.3rem;
            border-bottom: 2px solid transparent;
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--accent-gold);
            border-bottom-color: var(--accent-gold);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
            padding: 5px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: var(--light-text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            background-color: var(--primary-dark);
            padding: 1rem;
            box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            z-index: 999;
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .mobile-nav a {
            color: var(--light-text);
            display: block;
            padding: 0.7rem;
            border-left: 3px solid transparent;
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            border-left-color: var(--accent-gold);
            background-color: rgba(255,255,255,0.05);
            text-decoration: none;
        }
        .breadcrumb {
            background-color: #e9e9e0;
            padding: 0.8rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #ccc;
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb i {
            margin: 0 5px;
            color: #888;
        }
        .search-section {
            background: linear-gradient(135deg, #1a3a1a 0%, var(--primary-dark) 100%);
            padding: 2.5rem 0;
            text-align: center;
            color: white;
            margin-bottom: 2rem;
        }
        .search-box {
            max-width: 700px;
            margin: 1.5rem auto 0;
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
            outline: none;
        }
        .search-box button {
            background-color: var(--accent-gold);
            color: var(--primary-dark);
            border: none;
            padding: 0 25px;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-box button:hover {
            background-color: #e0c34a;
        }
        main {
            flex: 1;
            padding: 2rem 0;
        }
        article {
            background-color: white;
            border-radius: 10px;
            padding: 2.5rem;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        h1 {
            color: var(--primary-dark);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent-bronze);
            padding-bottom: 0.7rem;
        }
        h2 {
            color: var(--primary-green);
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            padding-top: 1rem;
        }
        h3 {
            color: var(--accent-bronze);
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
        }
        h4 {
            color: #555;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #333;
            margin-bottom: 2rem;
        }
        .highlight {
            background-color: #fff9e6;
            border-left: 5px solid var(--accent-gold);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .info-box {
            background-color: #e6f0ff;
            border: 1px solid #a3c4ff;
            border-radius: 8px;
            padding: 1.5rem;
            margin: 2rem 0;
        }
        .info-box h4 {
            color: #1a56db;
            margin-top: 0;
        }
        ul, ol {
            margin-left: 1.5rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }
        .article-img img {
            width: 100%;
            height: auto;
            transition: transform 0.5s ease;
        }
        .article-img img:hover {
            transform: scale(1.02);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .content-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .card {
            background: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border-top: 4px solid var(--primary-green);
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.15);
        }
        .card-content {
            padding: 1.5rem;
        }
        .card h3 {
            margin-top: 0;
            color: var(--primary-dark);
        }
        .download-cta {
            text-align: center;
            background: linear-gradient(to right, #0a2e36, #1a5c1a);
            color: white;
            padding: 3rem;
            border-radius: 12px;
            margin: 3rem 0;
        }
        .download-cta h2 {
            color: white;
            margin-top: 0;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            flex-wrap: wrap;
            margin-top: 1.5rem;
        }
        .user-interaction {
            margin: 3rem 0;
            padding-top: 2rem;
            border-top: 2px dashed #ddd;
        }
        .rating-section,
        .comment-section {
            background-color: #f9f9f9;
            padding: 2rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .rating-form,
        .comment-form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .rating-form input,
        .comment-form input,
        .comment-form textarea {
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            outline: none;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        footer {
            background-color: var(--primary-dark);
            color: var(--light-text);
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent-gold);
            margin-bottom: 1rem;
        }
        .footer-section h3 {
            color: var(--accent-gold);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            border-bottom: 1px solid #2a4a52;
            padding-bottom: 0.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.7rem;
        }
        .footer-links a {
            color: #ccc;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background-color: #2a4a52;
            padding: 1.2rem;
            border-radius: 8px;
            margin-bottom: 1rem;
        }
        friend-link a {
            color: var(--accent-gold);
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a4a52;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .header-container { padding: 0 15px; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: flex; }
            .header-container { padding: 0 10px; }
            article { padding: 1.8rem; }
            .download-cta { padding: 2rem 1rem; }
            .cta-buttons { flex-direction: column; align-items: center; }
            .cta-buttons .btn { width: 100%; max-width: 300px; }
            .search-box { flex-direction: column; }
            .search-box input { border-radius: 6px; margin-bottom: 10px; }
            .search-box button { border-radius: 6px; padding: 15px; }
        }
        @media (max-width: 480px) {
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .footer-content { grid-template-columns: 1fr; }
            .breadcrumb .container { font-size: 0.85rem; }
        }