* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            max-width: 100vw;
            overflow-x: hidden;
        }
        :root {
            --primary-dark: #1a3c34; 
            --primary-light: #2d5a4a;
            --accent: #c9a959; 
            --accent-dark: #a88c3e;
            --light-bg: #f0f4f3;
            --text: #2c3e33;
            --text-light: #5a7167;
            --white: #ffffff;
            --shadow: rgba(0, 0, 0, 0.08);
        }
        .container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 20px; }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight { color: var(--accent-dark); font-weight: 600; }
        .section-spacing { padding: 4rem 0; }
        .btn {
            display: inline-block;
            background: var(--primary-dark);
            color: white;
            padding: 12px 28px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            border: 2px solid var(--primary-dark);
        }
        .btn:hover {
            background: transparent;
            color: var(--primary-dark);
        }
        .btn-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: var(--primary-dark);
        }
        .btn-accent:hover { background: transparent; color: var(--accent-dark); }
        img { max-width: 100%; height: auto; display: block; }
        .site-header {
            background: var(--white);
            box-shadow: 0 4px 12px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary-dark);
            text-decoration: none;
            letter-spacing: -0.5px;
            font-family: Georgia, serif;
        }
        .logo a span { color: var(--accent); }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            text-decoration: none;
            color: var(--text);
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .desktop-nav a:hover::after { width: 100%; }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: var(--primary-dark);
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background: var(--white);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: 0 10px 15px var(--shadow);
        }
        .mobile-nav.active { display: block; }
        .mobile-nav ul {
            list-style: none;
            padding: 1rem;
        }
        .mobile-nav li { margin: 1rem 0; }
        .mobile-nav a {
            text-decoration: none;
            color: var(--text);
            font-weight: 600;
            display: block;
            padding: 0.5rem;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb {
            background: var(--light-bg);
            padding: 1rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary-light);
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb span { color: var(--text-light); }
        .hero {
            background: linear-gradient(rgba(26, 60, 52, 0.85), rgba(45, 90, 74, 0.9)), url('https://images.unsplash.com/photo-1551632811-561732d1e306?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 6rem 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 3rem 0;
            background: var(--white);
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article { padding-right: 2rem; }
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: var(--text-light);
            font-size: 0.9rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #eee;
        }
        .update-time { color: var(--accent-dark); }
        h1 { font-size: 2.8rem; color: var(--primary-dark); margin-bottom: 1.5rem; }
        h2 {
            font-size: 2rem;
            color: var(--primary-light);
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
        }
        h3 { font-size: 1.6rem; color: var(--text); margin: 2.5rem 0 1rem; }
        h4 { font-size: 1.3rem; color: var(--text-light); margin: 2rem 0 0.8rem; }
        p, li {
            margin-bottom: 1.2rem;
            color: var(--text);
            font-size: 1.05rem;
        }
        ul, ol { padding-left: 1.5rem; margin-bottom: 1.5rem; }
        .feature-img {
            width: 100%;
            margin: 2rem 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 25px var(--shadow);
        }
        .feature-img img { width: 100%; transition: transform 0.5s; }
        .feature-img img:hover { transform: scale(1.02); }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            margin-top: 0.5rem;
            font-size: 0.95rem;
        }
        .info-box {
            background: var(--light-bg);
            border-left: 5px solid var(--accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .quote {
            font-size: 1.2rem;
            color: var(--primary-light);
            font-style: italic;
            padding: 2rem;
            text-align: center;
            background: #f9f5eb;
            border-radius: 10px;
            margin: 2.5rem 0;
        }
        .interactive-section {
            background: var(--light-bg);
            padding: 2.5rem;
            border-radius: 12px;
            margin: 3rem 0;
        }
        .interactive-section h3 { margin-top: 0; }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary-dark);
        }
        .form-control {
            width: 100%;
            padding: 12px 15px;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-control:focus {
            outline: none;
            border-color: var(--accent);
        }
        .star-rating {
            direction: rtl;
            display: inline-block;
        }
        .star-rating input { display: none; }
        .star-rating label {
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            padding: 0 3px;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label { color: var(--accent); }
        .sidebar-widget {
            background: var(--light-bg);
            padding: 1.8rem;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            color: var(--primary-dark);
        }
        .related-links ul { list-style: none; padding-left: 0; }
        .related-links li { margin-bottom: 0.8rem; }
        .related-links a {
            color: var(--primary-light);
            text-decoration: none;
            display: flex;
            align-items: center;
            padding: 0.5rem;
            border-radius: 5px;
            transition: all 0.2s;
        }
        .related-links a:hover {
            background: var(--white);
            color: var(--accent-dark);
            padding-left: 1rem;
        }
        .related-links i { margin-right: 10px; color: var(--accent); }
        .site-footer {
            background: var(--primary-dark);
            color: var(--white);
            padding: 4rem 0 2rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }
        .footer-logo a {
            color: white;
            font-size: 2rem;
            font-weight: 800;
            text-decoration: none;
        }
        .footer-links h4 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 0.8rem; }
        .footer-links a {
            color: #d1d9d7;
            text-decoration: none;
            transition: color 0.3s;
        }
        .footer-links a:hover { color: var(--accent); }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            margin: 1rem 0;
            border-radius: 6px;
        }
        friend-link a {
            color: var(--accent) !important;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.5rem; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .desktop-nav { display: none; }
            .mobile-toggle { display: block; }
            .main-content { padding: 2rem 0; }
            article { padding-right: 0; }
            .section-spacing { padding: 3rem 0; }
        }