:root {
            --primary: #2563eb;
            --primary-dark: #1d4ed8;
            --secondary: #10b981;
            --accent: #f59e0b;
            --text-primary: #1f2937;
            --text-secondary: #6b7280;
            --bg-light: #f9fafb;
            --bg-white: #ffffff;
            --border: #e5e7eb;
            --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
            --radius: 0.75rem;
            --transition: all 0.3s ease;
            --header-height: 80px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            line-height: 1.6;
        }
        body {
            color: var(--text-primary);
            background-color: var(--bg-light);
            overflow-x: hidden;
        }
        .header {
            background-color: var(--bg-white);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
        }
        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem;
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        .logo:hover {
            color: var(--primary-dark);
            transform: scale(1.05);
        }
        .logo span {
            color: var(--secondary);
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        .nav-desktop a {
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: var(--primary);
            background-color: rgba(37, 99, 235, 0.05);
        }
        .nav-desktop a:hover::after {
            content: '';
            position: absolute;
            bottom: -5px;
            left: 1rem;
            right: 1rem;
            height: 3px;
            background-color: var(--primary);
            border-radius: 3px;
        }
        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg-light);
            border-radius: 50px;
            padding: 0.5rem 1rem;
            border: 1px solid var(--border);
        }
        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            padding: 0.25rem 0.5rem;
            width: 200px;
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            color: var(--primary);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: var(--text-primary);
            cursor: pointer;
            padding: 0.5rem;
        }
        .nav-mobile {
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background-color: var(--bg-white);
            box-shadow: var(--shadow);
            padding: 1rem;
            display: none;
            flex-direction: column;
            gap: 1rem;
            z-index: 999;
            transform: translateY(-20px);
            opacity: 0;
            transition: var(--transition);
        }
        .nav-mobile.active {
            display: flex;
            transform: translateY(0);
            opacity: 1;
        }
        .nav-mobile a {
            text-decoration: none;
            color: var(--text-primary);
            font-weight: 600;
            padding: 0.75rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .nav-mobile a:hover {
            background-color: var(--bg-light);
            color: var(--primary);
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 1.5rem auto;
            padding: 0 1.5rem;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 0.5rem;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1.5rem 3rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        main {
            background-color: var(--bg-white);
            padding: 2.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        article {
            line-height: 1.7;
        }
        article h1 {
            font-size: 2.5rem;
            color: var(--text-primary);
            margin-bottom: 1.5rem;
            line-height: 1.2;
        }
        article h2 {
            font-size: 1.75rem;
            color: var(--text-primary);
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid var(--accent);
        }
        article h3 {
            font-size: 1.4rem;
            color: var(--text-primary);
            margin: 2.5rem 0 1rem;
        }
        article h4 {
            font-size: 1.1rem;
            color: var(--text-secondary);
            margin: 2rem 0 0.75rem;
        }
        article p {
            margin-bottom: 1.5rem;
            color: var(--text-primary);
            font-size: 1.1rem;
        }
        article p.lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary);
            margin-bottom: 2rem;
            padding-left: 1rem;
            border-left: 4px solid var(--secondary);
        }
        article strong {
            color: var(--primary);
            font-weight: 700;
        }
        article em {
            color: var(--secondary);
            font-style: italic;
        }
        article blockquote {
            background-color: var(--bg-light);
            border-left: 5px solid var(--accent);
            padding: 1.5rem 2rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
            font-style: italic;
            color: var(--text-secondary);
        }
        article ul, article ol {
            margin: 1.5rem 0 1.5rem 2rem;
            color: var(--text-primary);
        }
        article li {
            margin-bottom: 0.75rem;
            font-size: 1.1rem;
        }
        article img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            display: block;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: -1rem;
            margin-bottom: 2rem;
            font-size: 0.95rem;
        }
        .strategy-tip {
            background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
            border: 1px solid #bae6fd;
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 2rem 0;
            position: relative;
        }
        .strategy-tip::before {
            content: '💡';
            position: absolute;
            top: -15px;
            left: -15px;
            font-size: 1.8rem;
            background: var(--bg-white);
            border-radius: 50%;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 2px solid #38bdf8;
        }
        .team-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin: 2.5rem 0;
        }
        .team-card {
            background: var(--bg-white);
            border: 2px solid var(--border);
            border-radius: var(--radius);
            padding: 1.5rem;
            text-align: center;
            transition: var(--transition);
            box-shadow: 0 2px 4px rgba(0,0,0,0.05);
        }
        .team-card:hover {
            border-color: var(--primary);
            transform: translateY(-5px);
            box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
        }
        .team-card h4 {
            color: var(--primary);
            margin-bottom: 0.5rem;
        }
        .team-card p {
            font-size: 1rem;
            margin-bottom: 0;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background-color: var(--bg-white);
            padding: 1.5rem;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: var(--text-primary);
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--border);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .star {
            color: #d1d5db;
            transition: var(--transition);
        }
        .star.active,
        .star:hover,
        .star:hover ~ .star {
            color: var(--accent);
        }
        .rating-form textarea,
        .comment-form textarea,
        .search-box input {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            font-size: 1rem;
            margin-bottom: 1rem;
            resize: vertical;
            transition: var(--transition);
        }
        .rating-form textarea:focus,
        .comment-form textarea:focus,
        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
        }
        .btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0.75rem 1.5rem;
            border-radius: var(--radius);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
        }
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.3);
        }
        .btn-secondary {
            background-color: var(--secondary);
        }
        .btn-secondary:hover {
            background-color: #0da271;
        }
        .footer-top {
            background-color: var(--bg-white);
            border-top: 1px solid var(--border);
            padding: 3rem 1.5rem;
        }
        .footer-links {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: var(--bg-light);
            padding: 0.75rem 1rem;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link a {
            text-decoration: none;
            color: var(--text-secondary);
            font-weight: 500;
            display: block;
        }
        .web-link:hover {
            background-color: #e0e7ff;
            transform: translateX(5px);
        }
        .web-link:hover a {
            color: var(--primary);
        }
        .footer-bottom {
            background-color: #111827;
            color: #9ca3af;
            padding: 2rem 1.5rem;
            text-align: center;
        }
        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
            article h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0 1rem;
            }
            .container, main {
                padding: 1.5rem 1rem;
            }
            main {
                padding: 1.5rem;
            }
            article h1 {
                font-size: 1.8rem;
            }
            article h2 {
                font-size: 1.5rem;
            }
            .breadcrumb {
                padding: 0 1rem;
                margin: 1rem auto;
            }
            .team-section {
                grid-template-columns: 1fr;
            }
            .footer-links {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .footer-links {
                grid-template-columns: 1fr;
            }
            .search-box input {
                width: 150px;
            }
        }