:root {
            --primary: #2c3e50;
            --secondary: #e74c3c;
            --accent: #3498db;
            --light: #ecf0f1;
            --dark: #2c3e50;
            --text: #333;
            --text-light: #7f8c8d;
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        
        .bookbinding-section {
            max-width: 1200px;
            margin: 0 auto;
            padding: 40px 20px;
            color: var(--text);
        }
        
        .hero {
            display: flex;
            flex-direction: column;
            align-items: center;
            text-align: center;
            margin-bottom: 50px;
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        }
        
        .hero-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            object-position: center;
        }
        
        .hero-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            padding: 20px;
            color: white;
        }
        
        .hero h1 {
            font-size: 2.5rem;
            margin-bottom: 20px;
            color: white;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
        }
        
        .hero p {
            font-size: 1.2rem;
            max-width: 700px;
            margin-bottom: 30px;
            color: var(--light);
        }
        
        .cta-button {
            background-color: var(--secondary);
            color: white;
            border: none;
            padding: 12px 30px;
            font-size: 1.1rem;
            border-radius: 50px;
            cursor: pointer;
            transition: all 0.3s ease;
            text-decoration: none;
            font-weight: 600;
            display: inline-block;
        }
        
        .cta-button:hover {
            background-color: #c0392b;
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
        }
        
        .why-choose-us {
            margin-bottom: 60px;
        }
        
        .section-title {
            text-align: center;
            margin-bottom: 40px;
            font-size: 2rem;
            color: var(--primary);
            position: relative;
        }
        
        .section-title:after {
            content: '';
            display: block;
            width: 80px;
            height: 4px;
            background: var(--secondary);
            margin: 15px auto;
            border-radius: 2px;
        }
        
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }
        
        .feature-card {
            background: white;
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            text-align: center;
        }
        
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        
        .feature-icon {
            font-size: 2.5rem;
            color: var(--secondary);
            margin-bottom: 20px;
        }
        
        .feature-card h3 {
            margin-bottom: 15px;
            color: var(--primary);
        }
        
        .feature-card p {
            color: var(--text-light);
            line-height: 1.6;
        }
        
        .binding-types {
            margin-bottom: 60px;
        }
        
        .binding-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 30px;
        }
        
        .binding-card {
            background: white;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }
        
        .binding-card:hover {
            transform: translateY(-10px);
        }
        
        .binding-image {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        
        .binding-content {
            padding: 20px;
        }
        
        .binding-content h3 {
            margin-bottom: 10px;
            color: var(--primary);
            display: flex;
            align-items: center;
        }
        
        .binding-icon {
            margin-right: 10px;
            color: var(--secondary);
        }
        
        .binding-content p {
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 15px;
        }
        
        .binding-tag {
            display: inline-block;
            background: var(--light);
            color: var(--primary);
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        
        .portfolio {
            margin-bottom: 60px;
        }
        
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
        }
        
        .portfolio-item {
            position: relative;
            border-radius: 8px;
            overflow: hidden;
            height: 250px;
        }
        
        .portfolio-image {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        
        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(44, 62, 80, 0.8);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: opacity 0.3s ease;
            color: white;
            padding: 20px;
            text-align: center;
        }
        
        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
        }
        
        .portfolio-item:hover .portfolio-image {
            transform: scale(1.1);
        }
        
        .portfolio-overlay h3 {
            margin-bottom: 10px;
            font-size: 1.3rem;
        }
        
        .testimonials {
            background: var(--light);
            padding: 60px 20px;
            border-radius: 10px;
            margin-bottom: 60px;
        }
        
        .testimonial-slider {
            max-width: 800px;
            margin: 0 auto;
            position: relative;
        }
        
        .testimonial {
            background: white;
            padding: 30px;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            text-align: center;
            display: none;
        }
        
        .testimonial.active {
            display: block;
            animation: fadeIn 0.5s ease;
        }
        
        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        
        .testimonial-text {
            font-style: italic;
            color: var(--text);
            margin-bottom: 20px;
            line-height: 1.6;
            position: relative;
        }
        
        .testimonial-text:before,
        .testimonial-text:after {
            content: '"';
            font-size: 2rem;
            color: var(--secondary);
            opacity: 0.5;
        }
        
        .testimonial-author {
            font-weight: 600;
            color: var(--primary);
        }
        
        .testimonial-role {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        
        .slider-controls {
            display: flex;
            justify-content: center;
            margin-top: 30px;
        }
        
        .slider-dot {
            width: 12px;
            height: 12px;
            background: #bdc3c7;
            border-radius: 50%;
            margin: 0 5px;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        
        .slider-dot.active {
            background: var(--secondary);
        }
        
        .contact-cta {
            text-align: center;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            padding: 60px 20px;
            border-radius: 10px;
            color: white;
        }
        
        .contact-cta h2 {
            margin-bottom: 20px;
            font-size: 2rem;
        }
        
        .contact-cta p {
            max-width: 700px;
            margin: 0 auto 30px;
            line-height: 1.6;
        }
        
        .contact-info {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 30px;
            margin-top: 40px;
        }
        
        .contact-method {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.1rem;
        }
        
        .contact-icon {
            font-size: 1.5rem;
            color: var(--secondary);
        }
        
        /* Responsive adjustments */
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            
            .hero p {
                font-size: 1rem;
            }
            
            .section-title {
                font-size: 1.7rem;
            }
            
            .features-grid {
                grid-template-columns: 1fr;
            }
            
            .binding-grid {
                grid-template-columns: 1fr;
            }
            
            .portfolio-grid {
                grid-template-columns: 1fr;
            }
            
            .hero-image {
                height: 300px;
            }
        }
        
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            
            .cta-button {
                padding: 10px 25px;
                font-size: 1rem;
            }
            
            .contact-method {
                font-size: 1rem;
            }
        }