.course-page{font-family:'Segoe UI',Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:#333;margin:0;padding:0;background-color:#f8fafc;font-size:16px}.course-container{max-width:1200px;margin:0 auto;padding:0 16px}.course-header{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;padding:10px 0;margin-bottom:10px}#course-description{font-size:17px;color:#fff}.breadcrumb{display:flex;align-items:center;margin-bottom:15px;font-size:12px;flex-wrap:wrap;background-color:#fff0}.breadcrumb-item{color:rgb(255 255 255 / .8);text-decoration:none;margin-right:8px;padding:4px 0}.breadcrumb-item:hover{color:#fff}.breadcrumb-separator{margin-right:8px;color:rgb(255 255 255 / .6)}.breadcrumb-current{color:#fff;font-weight:500}.header-content{display:block}.course-title{font-weight:700;margin:0 0 15px 0;line-height:1.3;font-size:26px}.course-meta{display:flex;align-items:center;gap:15px;margin-bottom:20px;flex-wrap:wrap}.rating{display:flex;align-items:center;gap:6px}.stars{display:flex;gap:2px}.star{color:gold;font-size:16px}.review-count{color:rgb(255 255 255 / .9);font-size:14px}.users-count{display:flex;align-items:center;gap:6px;color:rgb(255 255 255 / .9);font-size:14px}.course-card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 10px 30px rgb(0 0 0 / .1);text-align:center;margin-top:20px}.course-image{width:100%;height:180px;object-fit:cover;border-radius:8px;margin-bottom:15px}.pricing{margin-bottom:15px}.original-price{color:#6b7280;text-decoration:line-through;font-size:14px;display:block;margin-bottom:5px}.current-price{color:#10b981;font-size:20px;font-weight:700}.cta-button{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:16px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;width:100%;margin-bottom:10px;transition:all 0.2s;touch-action:manipulation;min-height:48px}.cta-button:hover,.cta-button:active{transform:translateY(-1px);box-shadow:0 4px 15px rgb(16 185 129 / .3)}.emi-text{font-size:11px;color:#6b7280}.course-nav{background:#fff;border-radius:8px;padding:15px;margin-bottom:20px;box-shadow:0 2px 10px rgb(0 0 0 / .05);position:sticky;z-index:100}.nav-list{display:flex;flex-direction:column;gap:10px;list-style:none;margin:0;padding:0}.nav-link{color:#4b5563;text-decoration:none;font-weight:500;padding:12px 16px;border-radius:6px;transition:all 0.3s;text-align:center;min-height:44px;display:flex;align-items:center;justify-content:center}.nav-link:hover,.nav-link.active{background:#f3f4f6;color:#667eea}.main-content{display:block}.content-section{background:#fff;border-radius:12px;padding:20px;margin-bottom:20px;box-shadow:0 4px 20px rgb(0 0 0 / .05)}.section-title{font-size:1.5rem;font-weight:700;margin-bottom:20px;color:#1f2937;border-bottom:3px solid #667eea;padding-bottom:8px}.accordion{border:none}.accordion-item{border:1px solid #e5e7eb;border-radius:8px;margin-bottom:12px;overflow:hidden}.accordion-header{background:#f8fafc;padding:16px;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-start;transition:background-color 0.3s;min-height:48px}.accordion-header:hover{background:#f1f5f9}.accordion-title{font-size:16px;font-weight:600;color:#1f2937;margin:0;flex:1;margin-right:10px;line-height:1.4}.accordion-icon{color:#667eea;transition:transform 0.3s;flex-shrink:0;margin-top:2px}.accordion-content{padding:0;max-height:0;overflow:hidden;transition:max-height 0.3s ease}.accordion-content.active{max-height:2000px;padding:16px}.accordion-text{color:#4b5563;line-height:1.6;font-size:14px}.accordion-text p{margin-bottom:12px}.accordion-text h4{font-size:16px;margin:15px 0 10px 0}.benefits-list{list-style:none;padding:0;margin:10px 0}.benefits-list li{padding:6px 0;padding-left:20px;position:relative;font-size:14px;line-height:1.5}.benefits-list li::before{content:"✓";position:absolute;left:0;color:#10b981;font-weight:700;font-size:14px}.curriculum-header-container{display:flex;flex-direction:column;gap:15px;margin-bottom:20px}.curriculum-download-btn{width:100%;padding:12px 16px;font-size:14px}.curriculum-item{background:#f8fafc;border-radius:8px;margin-bottom:12px;overflow:hidden}.curriculum-header{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:16px;cursor:pointer;display:flex;justify-content:space-between;align-items:flex-start;min-height:48px}.curriculum-title{font-size:14px;font-weight:600;margin:0;flex:1;margin-right:10px;line-height:1.4}.curriculum-content{padding:0;max-height:0;overflow:hidden;transition:max-height 0.3s ease;background:#fff}.curriculum-content.active{max-height:1000px;padding:16px}.lecture-item{padding:12px 0;border-bottom:1px solid #f1f5f9;display:flex;flex-direction:column;gap:8px}.lecture-item:last-child{border-bottom:none}.lecture-text{font-size:13px;line-height:1.4;color:#374151}.reviews-container{display:flex;flex-direction:column;gap:15px}.review-card{background:#fff;padding:20px;border-radius:12px;box-shadow:0 4px 15px rgb(0 0 0 / .08);border-left:4px solid #667eea}.review-header{display:flex;align-items:flex-start;margin-bottom:12px;gap:12px}.reviewer-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex-shrink:0}.reviewer-info{flex:1}.reviewer-name{font-weight:600;color:#1f2937;margin:0 0 5px 0;font-size:14px}.review-rating{display:flex;gap:2px}.review-text{color:#4b5563;line-height:1.5;font-style:italic;font-size:13px}.features-section{background:#fff;padding:40px 0;margin:20px 0}.features-grid{display:flex;flex-direction:column;gap:20px}.feature-card{padding:24px;background:#f8fafc;border-radius:12px;text-align:center;transition:transform 0.3s}.feature-card:hover{transform:translateY(-2px)}.feature-icon{font-size:2.5rem;color:#667eea;margin-bottom:15px}.feature-title{font-size:1.1rem;font-weight:600;margin-bottom:12px;color:#1f2937}.feature-description{color:#4b5563;line-height:1.5;font-size:14px}.sidebar{margin-top:20px}.sidebar-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 4px 20px rgb(0 0 0 / .05);margin-bottom:20px}.sidebar-title{font-size:1.25rem;font-weight:700;margin-bottom:16px;color:#1f2937;text-align:center}.course-features{list-style:none;padding:0;margin:0 0 16px 0}.course-features li{padding:10px 0;border-bottom:1px solid #f1f5f9;display:flex;align-items:center;gap:10px;font-size:14px}.course-features li:last-child{border-bottom:none}.feature-icon-small{color:#10b981;font-size:14px}.certificate-image{width:100%;height:auto;border-radius:8px;box-shadow:0 4px 15px rgb(0 0 0 / .1)}.text-center{text-align:center}.mb-20{margin-bottom:20px}.mb-30{margin-bottom:30px}.hidden{display:none}.touch-target{min-height:44px;min-width:44px}@media (min-width:767px){.course-container{padding:0 24px}.course-header{padding:10px 0;margin-bottom:10px}#course-description{font-size:14px}.course-title{font-size:28px}.header-content{display:grid;grid-template-columns:1fr 1fr;gap:30px;align-items:start}.course-card{margin-top:0}.nav-list{flex-direction:row;justify-content:center;gap:20px}.nav-link{padding:10px 16px;text-align:left}.content-section{padding:30px}.section-title{font-size:1.75rem}.accordion-header,.curriculum-header{padding:18px}.accordion-title,.curriculum-title{font-size:16px}.features-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:25px}.reviews-container{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.curriculum-header-container{flex-direction:row;justify-content:space-between;align-items:center}.curriculum-download-btn{width:auto;padding:12px 20px}.lecture-item{flex-direction:row;justify-content:space-between;align-items:center}}@media (min-width:1024px){.course-container{padding:0 40px}.course-header{padding:10px 0;margin-bottom:10px}.course-title{font-size:34px}.header-content{grid-template-columns:2fr 1fr;gap:40px;align-items:start}.main-content{display:grid;grid-template-columns:2fr 1fr;gap:40px}.nav-list{gap:40px}.content-section{padding:40px}.section-title{font-size:2rem}.accordion-header,.curriculum-header{padding:20px}.accordion-title{font-size:15px}.curriculum-title{font-size:16px}.features-section{padding:60px 0}.features-grid{grid-template-columns:repeat(3,1fr);gap:30px}.reviews-container{grid-template-columns:repeat(2,1fr)}.sidebar{position:sticky;top:120px;height:fit-content;margin-top:0}.sidebar-card{padding:30px}}@media (min-width:1200px){.course-container{padding:0 20px}}@media (-webkit-min-device-pixel-ratio:2),(min-resolution:192dpi){.course-image,.certificate-image,.reviewer-avatar{image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges}}@media (prefers-reduced-motion:reduce){.cta-button,.feature-card,.accordion-icon,.nav-link{transition:none}}@media (prefers-color-scheme:dark){.course-page{background-color:#1f2937;color:#f9fafb}.content-section,.sidebar-card,.course-card,.review-card{background:#374151;color:#f9fafb}.accordion-header{background:#4b5563}.accordion-text,.feature-description,.review-text{color:#d1d5db}}@media print{.course-nav,.cta-button,.sidebar{display:none}.course-page{background:#fff;color:#000}.content-section{box-shadow:none;border:1px solid #ccc}}.cta-button:focus,.nav-link:focus,.accordion-header:focus,.curriculum-header:focus{outline:2px solid #667eea;outline-offset:2px}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.accordion-content.active,.curriculum-content.active{animation:fadeIn 0.3s ease-out}