.home-page{max-width:1200px;margin:80px auto 120px;padding:0 20px;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#1e293b;line-height:1.6}.hero-section{display:flex;gap:60px;align-items:center;justify-content:space-between;flex-wrap:wrap;padding-bottom:60px;border-bottom:2px solid #e2e8f0}.hero-content{flex:1 1 450px}.hero-content h1{font-size:3.5rem;font-weight:900;margin-bottom:24px;color:#4338ca}.hero-content p{font-size:1.3rem;margin-bottom:32px;color:#64748b}.btn{display:inline-block;padding:14px 40px;border-radius:12px;font-weight:700;font-size:1.1rem;cursor:pointer;text-decoration:none;transition:background-color .3s ease;border:none;-webkit-user-select:none;user-select:none;text-align:center}.btn-primary{background-color:#4338ca;color:#fff}.btn-primary:hover{background-color:#5c4ac7}.hero-image{flex:1 1 400px;overflow:hidden;border-radius:20px;box-shadow:0 12px 40px #4338ca4d}.hero-image 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h2{font-size:2.8rem;margin-bottom:48px;font-weight:800;color:#334155}.courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:32px;padding:0 20px;justify-items:center}.course-preview-card{background-color:#fff;padding:30px 28px;border-radius:20px;box-shadow:0 10px 35px #00000012;max-width:320px;display:flex;flex-direction:column;justify-content:space-between;transition:box-shadow .3s ease}.course-preview-card:hover{box-shadow:0 18px 50px #4338ca4d}.course-preview-card h3{font-size:1.5rem;margin-bottom:16px;color:#4338ca;font-weight:800}.course-preview-card p{color:#475569;flex-grow:1;margin-bottom:24px;font-size:1.05rem}.course-price{font-weight:700;font-size:1.2rem;margin-bottom:24px;color:#4338ca}.btn-secondary{background-color:#e0e7ff;color:#4338ca;font-weight:700;padding:12px 36px;border-radius:12px;font-size:1rem;text-decoration:none;transition:background-color .3s 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#4338ca59}.testimonial-feedback{font-style:italic;color:#475569;font-size:1rem;margin-bottom:20px}.testimonial-name{font-weight:700;color:#4338ca;font-size:1.2rem;margin-bottom:4px}.testimonial-role{font-size:.9rem;color:#64748b}.faq-section{margin-top:100px;max-width:900px;margin-left:auto;margin-right:auto;padding:0 20px}.faq-section h2{font-size:2.8rem;font-weight:800;margin-bottom:40px;color:#334155;text-align:center}.faq-accordion{border-radius:12px;overflow:hidden;box-shadow:0 8px 30px #0000001a}.faq-item{border-bottom:1px solid #e2e8f0;background-color:#fff}.faq-item:last-child{border-bottom:none}.faq-question{width:100%;background-color:#e0e7ff;padding:20px 30px;font-weight:700;font-size:1.1rem;cursor:pointer;border:none;text-align:left;display:flex;justify-content:space-between;align-items:center;-webkit-user-select:none;user-select:none;transition:background-color .3s ease}.faq-question:hover{background-color:#c7d2fe}.faq-answer{padding:20px 30px;font-size:1rem;color:#475569;display:none;line-height:1.5}.faq-item.active .faq-answer{display:block}.arrow{font-size:1.2rem;-webkit-user-select:none;user-select:none}.newsletter-section{margin-top:100px;background-color:#4338ca;color:#fff;padding:60px 40px;border-radius:20px;box-shadow:0 14px 45px #4338ca66;text-align:center}.newsletter-section h2{font-size:2.8rem;margin-bottom:24px;font-weight:800}.newsletter-section p{font-size:1.25rem;margin-bottom:40px;max-width:600px;margin-left:auto;margin-right:auto}.newsletter-form{max-width:480px;margin-left:auto;margin-right:auto;display:flex;gap:16px;flex-wrap:wrap;justify-content:center}.newsletter-form input[type=email]{flex-grow:1;padding:14px 20px;font-size:1.1rem;border-radius:12px;border:none;outline:none;font-weight:500;max-width:320px}.newsletter-form input[type=email]:focus{box-shadow:0 0 12px 2px #4338ca99}.newsletter-form button{padding:14px 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h2{font-size:2.8rem;margin-bottom:2rem;color:#2c3e50;font-weight:700;letter-spacing:1px}.courses-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.course-card{background-color:#fff;padding:1.8rem 1.2rem;border-radius:12px;box-shadow:0 8px 20px #0000001a;text-decoration:none;color:#34495e;display:flex;flex-direction:column;justify-content:space-between;transition:transform .3s ease,box-shadow .3s ease}.course-card:hover{transform:translateY(-8px);box-shadow:0 16px 40px #00000026}.course-card h3{font-size:1.5rem;margin-bottom:.8rem;font-weight:700}.course-card p{flex-grow:1;font-size:1rem;color:#555;margin-bottom:1rem;line-height:1.4}.progress-bar{background-color:#ecf0f1;height:10px;border-radius:6px;overflow:hidden;margin-bottom:.5rem}.progress-bar-fill{background-color:#2980b9;height:100%;transition:width .3s ease}.progress-text{font-size:.9rem;color:#2980b9;font-weight:600;margin-bottom:1rem}.enroll-btn{background-color:#2980b9;border:none;color:#fff;padding:.6rem 1.2rem;border-radius:6px;cursor:pointer;font-weight:700;font-size:1rem;transition:background-color .3s ease}.enroll-btn:hover{background-color:#1c5980}.about-section{max-width:900px;margin:4rem auto;padding:0 2rem;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#2c3e50;text-align:center}.about-section h2{font-size:3rem;font-weight:700;margin-bottom:1rem;color:#2980b9}.about-section p{font-size:1.2rem;line-height:1.6;margin-bottom:2.5rem;color:#555}.about-content{display:flex;flex-wrap:wrap;justify-content:center;gap:2.5rem;margin-bottom:3rem}.about-feature{flex:1 1 40%;min-width:280px;background:#f4f7fb;border-radius:12px;padding:1.8rem 1.5rem;box-shadow:0 4px 12px #2980b91a;text-align:left;color:#34495e}.about-feature h3{font-size:1.5rem;margin-bottom:.75rem;color:#2980b9}.about-feature p{font-size:1rem;line-height:1.5}.testimonial{font-style:italic;border-left:4px solid #2980b9;padding-left:1rem;margin-bottom:3rem;color:#34495e;font-size:1.3rem;max-width:700px;margin-left:auto;margin-right:auto;position:relative}.testimonial cite{display:block;margin-top:.7rem;font-style:normal;font-weight:700;color:#2980b9;font-size:1rem;text-align:right}.closing-text{font-weight:600;font-size:1.3rem;color:#2c3e50}.pricing-section{max-width:1000px;margin:4rem auto;padding:0 2rem;text-align:center;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;color:#2c3e50}.pricing-section h2{font-size:3rem;font-weight:700;margin-bottom:.5rem}.pricing-subtitle{font-size:1.2rem;margin-bottom:3rem;color:#7f8c8d}.pricing-cards{display:flex;justify-content:center;gap:2.5rem;flex-wrap:wrap}.pricing-card{background:#fff;border-radius:12px;box-shadow:0 8px 24px #0000001a;padding:2.5rem 2rem;flex:1 1 280px;max-width:320px;position:relative;transition:transform .3s ease,box-shadow .3s 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UI,Tahoma,Geneva,Verdana,sans-serif;background-color:#f5f7fa;color:#333;min-height:100vh;display:flex;flex-direction:column}.app{display:flex;flex-direction:column;min-height:100vh}.header{background-color:#1e40af;padding:20px 40px;color:#fff;position:sticky;top:0;z-index:1000;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap}.header h1{margin:0;font-weight:700;font-size:1.8rem}.header nav{display:flex;gap:20px}.header nav a{color:#fff;text-decoration:none;font-weight:600;padding:6px 12px;border-radius:6px;transition:background-color .3s ease}.header nav a:hover,.header nav a.active{background-color:#2563eb}.main-container{flex-grow:1;padding:40px 20px 60px;max-width:1200px;margin:0 auto;width:100%}.hero{background:linear-gradient(90deg,#4f46e5,#4338ca);border-radius:12px;color:#fff;padding:80px 40px;text-align:center;margin-bottom:60px;box-shadow:0 8px 20px #4f46e54d}.hero h2{font-size:3rem;margin-bottom:20px;font-weight:700}.hero p{font-size:1.3rem;margin-bottom:30px}.hero .btn{background-color:#fff;color:#4338ca;border:none;padding:16px 36px;font-size:1.1rem;font-weight:600;border-radius:8px;cursor:pointer;transition:background-color .3s ease;text-decoration:none;display:inline-block}.hero .btn:hover{background-color:#dbeafe}.courses h2{font-size:2.2rem;margin-bottom:30px;font-weight:700;text-align:center;color:#1e293b}.course-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px}.course-card{background-color:#fff;padding:28px 20px;border-radius:14px;box-shadow:0 2px 8px #0000001a;cursor:pointer;transition:box-shadow .3s ease;display:flex;flex-direction:column;justify-content:space-between;text-decoration:none;color:inherit}.course-card:hover{box-shadow:0 8px 25px #00000026}.course-card h3{margin-top:0;margin-bottom:14px;font-size:1.4rem;font-weight:700;color:#4338ca}.course-card p{flex-grow:1;margin-bottom:16px;font-size:1rem;color:#475569}.progress-bar{background-color:#e2e8f0;height:10px;border-radius:6px;overflow:hidden;margin-bottom:6px}.progress-bar-fill{background-color:#4338ca;height:100%;transition:width .4s ease}.progress-text{font-size:.9rem;color:#64748b}.course-detail{max-width:900px;margin:0 auto;padding:40px 20px;background-color:#fff;border-radius:14px;box-shadow:0 8px 24px #0000001a}.course-detail h2{font-size:2.5rem;margin-bottom:18px;color:#1e293b}.course-detail p{font-size:1.1rem;margin-bottom:32px;color:#475569}.course-detail .back-btn{display:inline-block;margin-bottom:24px;color:#4338ca;text-decoration:none;font-weight:600;cursor:pointer}.course-detail .back-btn:hover{text-decoration:underline}.video-wrapper{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:14px;margin-bottom:28px;box-shadow:0 4px 20px #00000026}.video-wrapper iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:none}.progress-control{display:flex;align-items:center;gap:20px;margin-top:12px;font-weight:600;color:#1e40af}.progress-control p{margin:0}.progress-control .btn{background-color:#4338ca;color:#fff;border:none;padding:10px 20px;font-weight:700;border-radius:8px;cursor:pointer;transition:background-color .3s ease}.progress-control .btn:disabled{background-color:#a5b4fc;cursor:not-allowed}.progress-control .btn:hover:not(:disabled){background-color:#2563eb}.about{max-width:900px;margin:60px auto;background-color:#fff;padding:40px 30px;border-radius:14px;box-shadow:0 10px 30px #0000001a;color:#334155}.about h2{font-size:2.2rem;margin-bottom:20px;font-weight:700;color:#1e293b}.about p,.about ul{font-size:1.1rem;line-height:1.6;margin-bottom:20px}.about ul{list-style:disc inside;padding-left:0}.about ul li{margin-bottom:10px;color:#475569;font-weight:600}.pricing{max-width:1000px;margin:60px auto;padding:40px 20px;text-align:center}.pricing h2{font-size:2.4rem;margin-bottom:40px;font-weight:700;color:#1e293b}.pricing-cards{display:flex;justify-content:center;gap:28px;flex-wrap:wrap}.pricing-card{background-color:#fff;flex:1 1 280px;max-width:320px;padding:32px 24px;border-radius:14px;box-shadow:0 10px 30px #0000001a;transition:transform .3s ease,box-shadow .3s ease}.pricing-card:hover{transform:translateY(-8px);box-shadow:0 16px 40px #0003}.pricing-card h3{font-size:1.6rem;margin-bottom:18px;color:#4338ca}.pricing-card p{font-size:1.1rem;color:#475569}.pricing-card .price{font-size:2rem;margin-top:24px;color:#4338ca;font-weight:700}.feedback{max-width:800px;margin:60px auto 100px;padding:40px 20px;background-color:#fff;border-radius:14px;box-shadow:0 10px 30px #0000001a;text-align:center}.feedback h2{font-size:2.2rem;margin-bottom:24px;color:#1e293b;font-weight:700}.feedback form textarea{width:100%;height:140px;padding:16px 14px;border-radius:10px;border:2px solid #cbd5e1;font-size:1.1rem;resize:vertical;transition:border-color .3s ease;outline:none;font-family:inherit}.feedback form textarea:focus{border-color:#4338ca}.feedback form button{margin-top:22px;padding:14px 30px;background-color:#4338ca;color:#fff;font-weight:700;font-size:1.1rem;border:none;border-radius:10px;cursor:pointer;transition:background-color .3s ease}.feedback form button:hover{background-color:#2563eb}.success-msg{color:#16a34a;font-weight:700;margin-bottom:16px}.footer{background-color:#1e293b;color:#fff;padding:22px 0;text-align:center;margin-top:auto;font-weight:600}@media (max-width: 768px){.header{justify-content:center}.header nav{gap:10px;flex-wrap:wrap;justify-content:center}.hero{padding:50px 20px;font-size:14px}.pricing-cards{flex-direction:column;gap:20px}.course-grid{grid-template-columns:1fr}}.home-hero{max-width:1100px;margin:60px auto 120px;padding:0 20px;display:flex;flex-direction:column;gap:70px}.home-hero-content{background:linear-gradient(135deg,#4f46e5,#4338ca);color:#fff;padding:80px 40px;border-radius:16px;box-shadow:0 12px 32px #4f46e566;text-align:center}.home-hero-content h1{font-size:3.5rem;margin-bottom:24px;font-weight:900;line-height:1.1}.home-hero-content p{font-size:1.4rem;margin-bottom:36px;max-width:600px;margin-left:auto;margin-right:auto}.features-section h2{font-size:2.8rem;text-align:center;margin-bottom:40px;color:#1e293b;font-weight:700}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:40px;justify-items:center}.feature-card{background-color:#fff;border-radius:14px;padding:36px 24px;box-shadow:0 8px 30px #00000012;text-align:center;transition:transform .3s ease;cursor:default}.feature-card:hover{transform:translateY(-10px);box-shadow:0 16px 40px #0000001f}.feature-card img{width:64px;height:64px;margin-bottom:20px;filter:drop-shadow(0 1px 1px rgba(67,56,202,.4))}.feature-card h3{font-size:1.5rem;margin-bottom:12px;color:#4338ca;font-weight:700}.feature-card p{font-size:1rem;color:#475569;line-height:1.5}.cta-section{background-color:#4338ca;color:#fff;border-radius:16px;padding:60px 40px;text-align:center;box-shadow:0 12px 32px #4338ca99}.cta-section h2{font-size:2.8rem;margin-bottom:18px;font-weight:800}.cta-section p{font-size:1.25rem;margin-bottom:36px;max-width:500px;margin-left:auto;margin-right:auto}.btn.primary-btn{background-color:#fff;color:#4338ca;font-weight:700;padding:18px 48px;font-size:1.3rem;border-radius:12px;transition:background-color .3s ease;text-decoration:none;display:inline-block}.btn.primary-btn:hover{background-color:#e0e7ff}.btn.secondary-btn{background-color:#e0e7ff;color:#4338ca;font-weight:700;padding:18px 48px;font-size:1.3rem;border-radius:12px;transition:background-color .3s ease;text-decoration:none;display:inline-block}.btn.secondary-btn:hover{background-color:#fff;color:#4338ca}@media (max-width: 900px){.home-hero-content h1{font-size:2.4rem}.features-section h2,.cta-section h2{font-size:2rem}.btn.primary-btn,.btn.secondary-btn{padding:14px 36px;font-size:1.1rem}}@media (max-width: 480px){.home-hero-content{padding:50px 20px}.cta-section{padding:40px 20px}}