:root{--primary-color:#f5a623;--secondary-color:#4a90e2;--dark-color:#333333;--light-color:#f8f8f8;--text-color:#444444;--border-color:#e0e0e0;--success-color:#27ae60;--warning-color:#e67e22;--error-color:#e74c3c}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Open Sans',sans-serif;line-height:1.6;color:var(--text-color);background-color:#ffffff}h1,h2,h3,h4,h5,h6{font-family:'Montserrat',sans-serif;font-weight:700;line-height:1.2;margin-bottom:1rem;color:var(--dark-color)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}p{margin-bottom:1rem}a{text-decoration:none;color:var(--secondary-color);transition:all 0.3s ease}a:hover{color:var(--primary-color)}ul{list-style:none}img{max-width:100%;height:auto}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}.btn-primary{display:inline-block;background-color:var(--primary-color);color:white;padding:12px 24px;border-radius:30px;font-weight:600;text-transform:uppercase;letter-spacing:1px;transition:all 0.3s ease;border:none;cursor:pointer}.btn-primary:hover{background-color:#e09415;color:white;transform:translateY(-2px);box-shadow:0 4px 8px rgba(0,0,0,0.1)}.btn-secondary{display:inline-block;background-color:transparent;color:var(--primary-color);padding:10px 22px;border-radius:30px;font-weight:600;text-transform:uppercase;letter-spacing:1px;transition:all 0.3s ease;border:2px solid var(--primary-color)}.btn-secondary:hover{background-color:var(--primary-color);color:white}.section-header{text-align:center;margin-bottom:3rem}.divider{width:60px;height:4px;background-color:var(--primary-color);margin:1rem auto}header{background-color:white;box-shadow:0 2px 10px rgba(0,0,0,0.1);position:fixed;width:100%;top:0;z-index:1000}nav{display:flex;justify-content:space-between;align-items:center;padding:20px 0}.logo{font-family:'Montserrat',sans-serif;font-weight:700;font-size:1.5rem;color:var(--primary-color)}nav ul{display:flex;align-items:center}nav ul li{margin-left:30px}nav ul li a{color:var(--dark-color);font-weight:600}nav ul li a:hover{color:var(--primary-color)}.hero{padding:120px 0 80px;background:linear-gradient(135deg,#f8f9fa 0%,#e9ecef 100%)}.hero-content{display:flex;align-items:center;justify-content:space-between}.hero-text{flex:1;padding-right:40px}.hero-text h1{color:var(--primary-color);margin-bottom:0.5rem}.hero-text h2{font-size:1.5rem;font-weight:500;margin-bottom:1.5rem}.hero-text p{font-size:1.1rem;margin-bottom:2rem;color:var(--text-color)}.cta-buttons{display:flex;gap:15px}.hero-image{flex:1;text-align:center}.hero-image img{max-width:80%;box-shadow:0 10px 30px rgba(0,0,0,0.15);border-radius:5px}.book-info{padding:80px 0;background-color:white}.features{display:flex;justify-content:space-between;margin-bottom:60px}.feature{flex:1;text-align:center;padding:0 20px}.feature-icon{font-size:2.5rem;color:var(--primary-color);margin-bottom:1rem}.feature h3{margin-bottom:1rem}.testimonials{display:flex;justify-content:space-between;gap:30px}.testimonial{flex:1;background-color:var(--light-color);padding:30px;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,0.05)}.quote{font-style:italic;margin-bottom:1rem;position:relative;padding-left:20px}.quote:before{content:'"';font-size:3rem;color:var(--primary-color);opacity:0.3;position:absolute;left:-10px;top:-20px}.author{text-align:right;font-weight:600}.author{padding:80px 0;background-color:var(--light-color)}.author-content{display:flex;align-items:center;gap:40px}.author-image{flex:1;text-align:center}.author-image img{max-width:80%;border-radius:50%;box-shadow:0 5px 15px rgba(0,0,0,0.1)}.author-text{flex:2}.author-text h2{text-align:left}.author-text .divider{margin:1rem 0}.content{padding:80px 0;background-color:white}.book-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:30px}.content-part{background-color:var(--light-color);padding:30px;border-radius:10px;box-shadow:0 5px 15px rgba(0,0,0,0.05)}.content-part h3{color:var(--primary-color);margin-bottom:0.5rem}.content-part h4{font-weight:500;margin-bottom:1.5rem}.content-part ul li{margin-bottom:0.5rem;position:relative;padding-left:20px}.content-part ul li:before{content:"•";color:var(--primary-color);position:absolute;left:0}.sample{padding:80px 0;background-color:var(--light-color)}.sample-content{max-width:800px;margin:0 auto}blockquote{background-color:white;padding:30px;border-left:4px solid var(--primary-color);border-radius:5px;box-shadow:0 5px 15px rgba(0,0,0,0.05);margin-bottom:2rem}.sample-cta{text-align:center}.buy{padding:80px 0;background-color:white}.pricing{display:flex;justify-content:center}.price-card{background-color:var(--light-color);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,0.1);overflow:hidden;width:100%;max-width:400px;transition:all 0.3s ease}.price-card:hover{transform:translateY(-10px);box-shadow:0 15px 40px rgba(0,0,0,0.15)}.price-header{background-color:var(--primary-color);color:white;padding:30px;text-align:center}.price-header h3{color:white;margin-bottom:0.5rem}.price{font-size:2.5rem;font-weight:700}.price-features{padding:30px}.price-features ul li{margin-bottom:1rem;display:flex;align-items:center}.price-features ul li i{color:var(--success-color);margin-right:10px}.price-cta{padding:0 30px 30px;text-align:center}.newsletter{padding:60px 0;background-color:var(--dark-color);color:white}.newsletter-content{text-align:center;max-width:600px;margin:0 auto}.newsletter-content h2{color:white}.newsletter-content p{margin-bottom:2rem}#newsletter-form{display:flex;margin-bottom:1rem}#newsletter-form input{flex:1;padding:12px;border:none;border-radius:30px 0 0 30px;outline:none}#newsletter-form button{border-radius:0 30px 30px 0}.small{font-size:0.8rem;opacity:0.7}footer{padding:60px 0 20px;background-color:#222;color:white}.footer-content{display:flex;justify-content:space-between;margin-bottom:40px}.footer-logo{flex:1}.footer-logo .logo{margin-bottom:1rem}.footer-links{flex:2;display:flex;justify-content:space-around}.link-group h4{color:white;margin-bottom:1.5rem}.link-group ul li{margin-bottom:0.5rem}.link-group ul li a{color:#aaa}.link-group ul li a:hover{color:var(--primary-color)}.social-links{display:flex;gap:15px}.social-links a{display:inline-block;width:40px;height:40px;background-color:rgba(255,255,255,0.1);border-radius:50%;text-align:center;line-height:40px;color:white;transition:all 0.3s ease}.social-links a:hover{background-color:var(--primary-color);transform:translateY(-3px)}.copyright{text-align:center;padding-top:20px;border-top:1px solid rgba(255,255,255,0.1);color:#aaa;font-size:0.9rem}.modal{display:none;position:fixed;z-index:2000;left:0;top:0;width:100%;height:100%;background-color:rgba(0,0,0,0.5);overflow:auto}.modal-content{background-color:white;margin:10% auto;padding:40px;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,0.2);max-width:500px;position:relative}.close{position:absolute;top:20px;right:20px;font-size:1.5rem;cursor:pointer}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:0.5rem;font-weight:600}.form-group input{width:100%;padding:10px;border:1px solid var(--border-color);border-radius:5px}.payment h3{margin-bottom:1rem}.payment-options{display:flex;gap:20px}.payment-option{display:flex;align-items:center}.payment-option input{margin-right:5px}@media (max-width:992px){.hero-content{flex-direction:column}.hero-text{padding-right:0;margin-bottom:40px;text-align:center}.cta-buttons{justify-content:center}.features{flex-direction:column;gap:30px}.testimonials{flex-direction:column}.author-content{flex-direction:column}.author-image{margin-bottom:30px}.footer-content{flex-direction:column;gap:30px}.footer-links{flex-direction:column;gap:30px}}@media (max-width:768px){nav{flex-direction:column}nav ul{margin-top:20px;flex-wrap:wrap;justify-content:center}nav ul li{margin:5px 10px}.hero{padding:150px 0 60px}h1{font-size:2rem}h2{font-size:1.5rem}#newsletter-form{flex-direction:column}#newsletter-form input{border-radius:30px;margin-bottom:10px}#newsletter-form button{border-radius:30px}}