:root {
            --primary: #4A6FFF;
            --primary-dark: #3A5BDF;
            --secondary: #FF6B9D;
            --accent: #FFCE4A;
            --dark: #1A1F2C;
            --light: #F8FAFF;
            --gray: #8C94A8;
            --gray-light: #E6EAF5;
            --border-radius: 12px;
            --shadow: 0 8px 24px rgba(74, 111, 255, 0.1);
            --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --container-max: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: var(--light);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--dark) 0%, #2A3250 100%);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .logo i {
            color: var(--accent);
        }
        .logo span {
            background: linear-gradient(90deg, var(--accent), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 32px;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 8px 4px;
            position: relative;
            transition: var(--transition);
        }
        nav a:hover {
            color: var(--accent);
        }
        nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: width 0.3s ease;
            border-radius: 2px;
        }
        nav a:hover::after {
            width: 100%;
        }
        .breadcrumb {
            background-color: var(--gray-light);
            padding: 16px 0;
            margin-bottom: 30px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 12px;
            font-size: 0.95rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 12px;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        main {
            padding: 40px 0 80px;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            padding: 50px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 3.2rem;
            color: var(--dark);
            margin-bottom: 25px;
            line-height: 1.2;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin: 45px 0 25px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--gray-light);
        }
        h3 {
            font-size: 1.6rem;
            color: var(--secondary);
            margin: 35px 0 18px;
        }
        h4 {
            font-size: 1.3rem;
            color: var(--dark);
            margin: 25px 0 15px;
        }
        p {
            margin-bottom: 24px;
            font-size: 1.1rem;
            color: #444;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--primary);
            background: rgba(74, 111, 255, 0.05);
            padding: 25px;
            border-radius: var(--border-radius);
            border-left: 5px solid var(--primary);
            margin-bottom: 35px;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255, 206, 74, 0.15) 0%, rgba(255, 206, 74, 0.05) 100%);
            padding: 30px;
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 206, 74, 0.3);
            margin: 35px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 25px;
            margin: 40px 0;
        }
        .stat-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            border-top: 4px solid var(--primary);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.1);
        }
        .stat-card h4 {
            color: var(--primary);
            font-size: 1.1rem;
            margin-bottom: 15px;
        }
        .stat-card p {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--dark);
            margin-bottom: 0;
        }
        .stat-card span {
            font-size: 1rem;
            color: var(--gray);
            font-weight: 500;
        }
        .article-img {
            width: 100%;
            max-width: 900px;
            height: auto;
            border-radius: var(--border-radius);
            margin: 40px auto;
            display: block;
            box-shadow: 0 15px 35px rgba(0,0,0,0.1);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.01);
        }
        .form-section {
            background: white;
            border-radius: var(--border-radius);
            padding: 40px;
            margin: 50px 0;
            box-shadow: var(--shadow);
        }
        .form-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        .form-title {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 25px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .form-title i {
            color: var(--secondary);
        }
        input, textarea, select {
            width: 100%;
            padding: 16px 20px;
            border: 2px solid var(--gray-light);
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
            margin-bottom: 20px;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(74, 111, 255, 0.15);
        }
        button, .btn {
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            border: none;
            padding: 16px 32px;
            border-radius: var(--border-radius);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }
        button:hover, .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(74, 111, 255, 0.25);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            margin-bottom: 25px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: var(--gray-light);
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--accent);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 20px;
            margin: 60px 0 40px;
        }
        .web-link {
            background: white;
            padding: 18px 25px;
            border-radius: var(--border-radius);
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 25px rgba(0,0,0,0.1);
        }
        .web-link a {
            color: var(--primary);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 30px;
        }
        .copyright {
            color: var(--gray);
            font-size: 0.95rem;
        }
        .social-links {
            display: flex;
            gap: 20px;
        }
        .social-links a {
            color: white;
            font-size: 1.3rem;
            transition: var(--transition);
        }
        .social-links a:hover {
            color: var(--accent);
            transform: translateY(-3px);
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.8rem; }
            h2 { font-size: 2rem; }
            article { padding: 35px; }
            .form-section { padding: 30px; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            nav ul {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                padding: 30px;
                transition: left 0.4s ease;
                box-shadow: 0 10px 20px rgba(0,0,0,0.2);
                z-index: 999;
            }
            nav.active ul {
                left: 0;
            }
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            article { padding: 25px; }
            .header-content { padding: 15px 0; }
        }
        @media (max-width: 576px) {
            .container { padding: 0 15px; }
            h1 { font-size: 2rem; }
            .lead { font-size: 1.15rem; padding: 20px; }
            .form-section { padding: 25px; }
            .stats-grid { grid-template-columns: 1fr; }
            .form-grid { grid-template-columns: 1fr; }
        }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .bold { font-weight: 800; color: var(--dark); }
        .keyword { background: rgba(255, 206, 74, 0.2); padding: 2px 6px; border-radius: 4px; font-weight: 600; }
        .text-center { text-align: center; }
        .mb-0 { margin-bottom: 0; }
        .mt-40 { margin-top: 40px; }