:root {
            --primary-gold: #D4AF37;
            --secondary-blue: #0A2E5A;
            --accent-red: #C41E3A;
            --light-bg: #F8F9FA;
            --dark-text: #212529;
            --gray-border: #DEE2E6;
            --transition: all 0.3s ease;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
            --radius: 8px;
        }
        * {
            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: 1.7;
            color: var(--dark-text);
            background-color: var(--light-bg);
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--secondary-blue) 0%, #1a3a6e 100%);
            color: white;
            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;
        }
        .my-logo {
            font-family: 'Arial Black', Impact, sans-serif;
            font-size: 2.2rem;
            text-decoration: none;
            color: var(--primary-gold);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 2px;
            transition: var(--transition);
        }
        .my-logo:hover {
            color: white;
            transform: scale(1.05);
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.75rem 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--gray-border);
        }
        .breadcrumb a {
            color: var(--secondary-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--primary-gold);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--primary-gold);
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        main {
            padding: 2.5rem 0;
            background-color: white;
        }
        article {
            max-width: 900px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--secondary-blue);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--primary-gold);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: var(--secondary-blue);
            margin: 2.5rem 0 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 1px solid var(--gray-border);
        }
        h3 {
            font-size: 1.5rem;
            color: #2c5282;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.2rem;
            color: #4a5568;
            margin: 1.5rem 0 0.75rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.25rem;
            font-weight: 500;
            color: #2d3748;
            margin-bottom: 2.5rem;
            padding: 1rem;
            background-color: #f7fafc;
            border-left: 4px solid var(--primary-gold);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            margin: 2rem auto;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        img:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0,0,0,0.15);
        }
        .float-left {
            float: left;
            margin: 1rem 2rem 1rem 0;
            max-width: 45%;
        }
        .clearfix::after {
            content: "";
            clear: both;
            display: table;
        }
        a:not(.my-logo, .main-nav a, .breadcrumb a, .friend-link a, .footer-links a) {
            color: var(--accent-red);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 1px dotted transparent;
            transition: var(--transition);
        }
        a:not(.my-logo, .main-nav a, .breadcrumb a, .friend-link a, .footer-links a):hover {
            border-bottom-color: var(--accent-red);
        }
        em, strong {
            color: #2d3748;
        }
        .highlight-box {
            background: linear-gradient(to right, #fff9db, #fff3bf);
            border-left: 5px solid #f59f00;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .stat-box {
            background-color: var(--secondary-blue);
            color: white;
            padding: 1.5rem;
            border-radius: var(--radius);
            text-align: center;
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: bold;
            color: var(--primary-gold);
            display: block;
            line-height: 1;
        }
        .stat-label {
            font-size: 1.1rem;
            margin-top: 0.5rem;
        }
        .interactive-section {
            background-color: #f8f9fa;
            border: 1px solid var(--gray-border);
            border-radius: var(--radius);
            padding: 2rem;
            margin: 3rem 0;
        }
        .interactive-section h3 {
            margin-top: 0;
            color: var(--secondary-blue);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--secondary-blue);
        }
        input, textarea, select {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid var(--gray-border);
            border-radius: var(--radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-gold);
            box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
        }
        button {
            background: linear-gradient(to bottom, var(--primary-gold), #b8941f);
            color: var(--secondary-blue);
            border: none;
            padding: 0.75rem 1.5rem;
            font-size: 1rem;
            font-weight: bold;
            border-radius: var(--radius);
            cursor: pointer;
            transition: var(--transition);
        }
        button:hover {
            background: linear-gradient(to bottom, #e6c158, var(--primary-gold));
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--primary-gold);
        }
        .site-footer {
            background-color: var(--secondary-blue);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            display: block;
            margin-bottom: 0.75rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--primary-gold);
            padding-left: 5px;
        }
        .friend-link {
            background-color: rgba(255,255,255,0.05);
            padding: 1.5rem;
            border-radius: var(--radius);
            margin: 1.5rem 0;
        }
        .friend-link a {
            color: var(--primary-gold);
            font-weight: bold;
            text-decoration: none;
        }
        .friend-link a:hover {
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #a0aec0;
        }
        .update-time {
            background-color: #e6fffa;
            color: #234e52;
            padding: 0.75rem;
            border-radius: var(--radius);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin: 1rem 0 2rem;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 1.8rem; }
            .my-logo { font-size: 1.8rem; }
        }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                position: fixed;
                top: 84px;
                left: -100%;
                width: 100%;
                background-color: var(--secondary-blue);
                transition: left 0.4s ease;
                padding: 2rem;
                box-shadow: 0 10px 15px rgba(0,0,0,0.1);
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1.5rem;
            }
            .float-left {
                float: none;
                margin: 1.5rem auto;
                max-width: 100%;
            }
            .header-container {
                flex-wrap: wrap;
            }
        }
        @media (max-width: 576px) {
            html { font-size: 15px; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.6rem; }
            .interactive-section { padding: 1.5rem; }
            .stat-number { font-size: 2.5rem; }
        }