:root {
            --primary: #9c6644;
            --primary-light: #b58463;
            --primary-dark: #7d4f36;
            --secondary: #2e4057;
            --light: #f8f9fa;
            --dark: #212529;
            --success: #4caf50;
            --danger: #f44336;
            --warning: #ff9800;
            --info: #2196f3;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        body {
            background-color: #f5f5f5;
            color: var(--dark);
            line-height: 1.6;
        }
        
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        
        
        
        
        
        
        
        /* Header styles */
        header {
            background-color: white;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }
        
        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        
        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        
        .logo span {
            color: var(--secondary);
        }
        
        .nav-links {
            display: flex;
            list-style: none;
        }
        
        .nav-links li {
            margin-left: 30px;
            display: flex;
             align-items: center; /* 垂直居中 */
        }
        
        .nav-links a {
            text-decoration: none;
            color: var(--secondary);
            font-weight: 500;
            transition: color 0.3s;
        }
        
        .nav-links a:hover {
            color: var(--primary);
        }
        
        .btn {
            display: inline-block;
            padding: 10px 20px;
            background-color: var(--primary);
            color: white;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-weight: 500;
            text-decoration: none;
            transition: background-color 0.3s;
        }
        
        .btn:hover {
            background-color: var(--primary-light);
        }
        
        .btn-outline {
            background-color: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        
        .btn-outline:hover {
            background-color: var(--primary);
            color: white;
        }
        
        /* Hero section */
        .hero {
            padding: 160px 0 80px;
            background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
            color: white;
            text-align: center;
        }
        
        .hero-content {
            max-width: 800px;
            margin: 0 auto;
        }
        
        .hero h1 {
            font-size: 48px;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        
        .hero p {
            font-size: 20px;
            margin-bottom: 30px;
            opacity: 0.9;
        }
        
        .hero-buttons {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 40px;
        }
        
        .hero-image {
            margin-top: 60px;
            max-width: 80%;
            margin: 60px auto 0;
            border-radius: 10px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
            overflow: hidden;
        }
        
        .hero-image img {
            width: 100%;
            display: block;
        }
        
        /* Features section */
        .features {
            padding: 100px 0;
            background-color: white;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }
        
        .section-title h2 {
            font-size: 36px;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .section-title p {
            font-size: 18px;
            color: #666;
            max-width: 700px;
            margin: 0 auto;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 40px;
        }
        
        .feature-card {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s, box-shadow 0.3s;
        }
        
        .feature-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            width: 60px;
            height: 60px;
            background-color: rgba(156, 102, 68, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        
        .feature-icon i {
            font-size: 24px;
            color: var(--primary);
        }
        
        .feature-card h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--secondary);
        }
        
        .feature-card p {
            color: #666;
        }
        
        /* Celebrity Trading Section */
        .celebrity-trading {
            padding: 100px 0;
            background-color: #f8f9fa;
        }
        
        .celebs-container {
            display: flex;
            overflow-x: auto;
            gap: 20px;
            padding: 20px 0;
            margin-top: 40px;
        }
        
        .celeb-card {
            min-width: 280px;
            background-color: white;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .celeb-image {
            height: 150px;
            background-color: #eee;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        
        .celeb-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .celeb-info {
            padding: 20px;
        }
        
        .celeb-info h3 {
            font-size: 18px;
            margin-bottom: 10px;
        }
        
        .celeb-performance {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
        }
        
        .return {
            font-weight: bold;
            color: var(--success);
        }
        
        .celeb-info .btn {
            width: 100%;
            text-align: center;
            padding: 8px;
        }
        
        /* How it Works */
        .how-it-works {
            padding: 100px 0;
            background-color: white;
        }
        
        .steps {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            margin-top: 60px;
        }
        
        .step {
            width: 30%;
            text-align: center;
            position: relative;
        }
        
        .step-number {
            width: 50px;
            height: 50px;
            background-color: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: bold;
            margin: 0 auto 20px;
        }
        
        .step h3 {
            font-size: 22px;
            margin-bottom: 15px;
            color: var(--secondary);
        }
        
        .step p {
            color: #666;
        }
        
        .step-connector {
            position: absolute;
            top: 25px;
            right: -35%;
            width: 70%;
            height: 2px;
            background-color: #ddd;
        }
        
        .step:last-child .step-connector {
            display: none;
        }
        
        /* Testimonials */
        .testimonials {
            padding: 100px 0;
            background-color: #f8f9fa;
        }
        
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin-top: 60px;
        }
        
        .testimonial-card {
            background-color: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
        }
        
        .testimonial-content {
            font-style: italic;
            color: #555;
            margin-bottom: 20px;
            position: relative;
        }
        
        .testimonial-content::before,
        .testimonial-content::after {
            content: '"';
            font-size: 50px;
            color: rgba(156, 102, 68, 0.1);
            position: absolute;
        }
        
        .testimonial-content::before {
            top: -20px;
            left: -10px;
        }
        
        .testimonial-content::after {
            bottom: -40px;
            right: -10px;
        }
        
        .testimonial-author {
            display: flex;
            align-items: center;
        }
        
        .author-avatar {
            width: 50px;
            height: 50px;
            border-radius: 50%;
            background-color: #eee;
            margin-right: 15px;
            overflow: hidden;
        }
        
        .author-avatar img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        
        .author-info h4 {
            font-size: 18px;
            margin-bottom: 5px;
        }
        
        .author-info p {
            color: #777;
            font-size: 14px;
        }
        
        /* CTA Section */
        .cta {
            padding: 80px 0;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            color: white;
            text-align: center;
        }
        
        .cta h2 {
            font-size: 36px;
            margin-bottom: 20px;
        }
        
        .cta p {
            font-size: 18px;
            margin-bottom: 30px;
            max-width: 700px;
            margin-left: auto;
            margin-right: auto;
        }
        
        .cta .btn {
            background-color: white;
            color: var(--primary);
            font-size: 18px;
            padding: 12px 30px;
        }
        
        .cta .btn:hover {
            background-color: rgba(255, 255, 255, 0.9);
        }
        
        /* Footer */
        footer {
            background-color: var(--secondary);
            color: white;
            padding: 60px 0 20px;
        }
        
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        
        .footer-column h3 {
            font-size: 20px;
            margin-bottom: 20px;
            color: white;
        }
        
        .footer-links {
            list-style: none;
        }
        
        .footer-links li {
            margin-bottom: 10px;
        }
        
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: none;
            transition: color 0.3s;
        }
        
        .footer-links a:hover {
            color: white;
        }
        
        .footer-bottom {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }
        
        .footer-bottom p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 14px;
        }
        
        /* Responsive styles */
        @media (max-width: 768px) {
            .navbar {
                flex-direction: column;
                padding: 15px 0;
            }
            
            .nav-links {
                margin-top: 20px;
                flex-wrap: wrap;
                justify-content: center;
            }
            
            .nav-links li {
                margin: 5px 15px;
            }
            
            .hero {
                padding: 120px 0 60px;
            }
            
            .hero h1 {
                font-size: 36px;
            }
            
            .hero p {
                font-size: 18px;
            }
            
            .hero-buttons {
                flex-direction: column;
                gap: 15px;
            }
            
            .step {
                width: 100%;
                margin-bottom: 40px;
            }
            
            .step-connector {
                display: none;
            }
        }