*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f9fafb;color:#1f2937}.App{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1}html{scroll-behavior:smooth}a{text-decoration:none;color:inherit}button{font-family:inherit}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .6s ease}img{max-width:100%;height:auto}*:focus-visible{outline:2px solid #3b82f6;outline-offset:2px}.toast{min-width:300px;max-width:500px;padding:16px 20px;background:#fff;border-radius:8px;box-shadow:0 4px 12px #00000026;display:flex;align-items:center;justify-content:space-between;animation:slideIn .3s ease-out}@keyframes slideIn{0%{transform:translate(400px);opacity:0}to{transform:translate(0);opacity:1}}.toast-success{border-left:4px solid #10b981}.toast-error{border-left:4px solid #ef4444}.toast-warning{border-left:4px solid #f59e0b}.toast-info{border-left:4px solid #3b82f6}.toast-content{display:flex;align-items:center;gap:12px;flex:1}.toast-content i{font-size:20px}.toast-success .toast-content i{color:#10b981}.toast-error .toast-content i{color:#ef4444}.toast-warning .toast-content i{color:#f59e0b}.toast-info .toast-content i{color:#3b82f6}.toast-message{color:#1f2937;font-size:14px;font-weight:500;line-height:1.4}.toast-close{background:none;border:none;color:#6b7280;cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;transition:color .2s;margin-left:12px}.toast-close:hover{color:#1f2937}.toast-close i{font-size:14px}@media(max-width:768px){.toast{min-width:auto;width:100%}@keyframes slideIn{0%{transform:translateY(-100px);opacity:0}to{transform:translateY(0);opacity:1}}}.toast-container{position:fixed;top:20px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:10px;max-width:500px;pointer-events:none}.toast-container>div{pointer-events:auto}@media(max-width:768px){.toast-container{top:10px;right:10px;left:10px;max-width:none}}.top-header{background:#1e3a8a;color:#fff;padding:15px 0;box-shadow:0 2px 10px #0000001a}.top-header .container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;padding:0 20px}.logo a{display:flex;align-items:baseline;text-decoration:none;font-size:1.8rem;font-weight:700;gap:5px}.logo-pm{color:#fbbf24;font-weight:800}.logo-training{color:#fff;font-weight:600}.top-links{display:flex;align-items:center;gap:25px}.top-link{color:#fff;text-decoration:none;font-size:.9rem;transition:color .3s ease;opacity:.9}.top-link:hover{color:#fbbf24;opacity:1}.cart-link{position:relative;color:#fff;display:flex;align-items:center;padding:8px 12px;background:#ffffff1a;border-radius:8px;transition:all .3s ease;text-decoration:none}.cart-link:hover{background:#fff3;transform:translateY(-2px)}.cart-badge{position:absolute;top:-5px;right:-5px;background:#ef4444;color:#fff;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;border:2px solid #1e3a8a}.main-nav{background:#fff;border-bottom:2px solid #e5e7eb;position:sticky;top:0;z-index:100;box-shadow:0 2px 5px #0000000d}.main-nav .container{max-width:1200px;margin:0 auto;padding:0 20px}.nav-menu{list-style:none;display:flex;justify-content:center;gap:40px;padding:0;margin:0}.nav-menu li{padding:0}.nav-menu a{display:block;color:#374151;text-decoration:none;padding:18px 0;font-weight:600;font-size:.95rem;position:relative;transition:color .3s ease}.nav-menu a:after{content:"";position:absolute;bottom:0;left:0;width:0;height:3px;background:#3b82f6;transition:width .3s ease}.nav-menu a:hover{color:#3b82f6}.nav-menu a:hover:after{width:100%}.mobile-menu-btn{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer}@media(max-width:1024px){.nav-menu{gap:25px}.nav-menu a{font-size:.9rem}}@media(max-width:768px){.top-header .container{flex-wrap:wrap;gap:15px}.top-links{display:none}.mobile-menu-btn{display:block}.nav-menu{display:none}.logo a{font-size:1.5rem}.cart-link{position:fixed;bottom:20px;right:20px;width:60px;height:60px;border-radius:50%;background:#3b82f6;justify-content:center;box-shadow:0 4px 20px #3b82f666;z-index:999}.cart-badge{top:-3px;right:-3px}}@media(max-width:480px){.logo a{font-size:1.3rem}.top-header{padding:12px 0}}.footer{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;padding:60px 0 20px;margin-top:80px}.footer-container{max-width:1200px;margin:0 auto;padding:0 20px}.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:40px}.footer-column h3{font-size:1.2rem;margin-bottom:20px;font-weight:600;color:#fbbf24}.footer-column p{line-height:1.8;opacity:.9;margin-bottom:20px}.footer-column ul{list-style:none;padding:0}.footer-column ul li{margin-bottom:12px}.footer-column ul li a{color:#fff;text-decoration:none;opacity:.9;transition:all .3s ease;display:inline-block}.footer-column ul li a:hover{opacity:1;color:#fbbf24;transform:translate(5px)}.social-links{display:flex;gap:15px;margin-top:20px}.social-links a{width:40px;height:40px;background:#ffffff1a;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.2rem;transition:all .3s ease}.social-links a:hover{background:#fbbf24;color:#1e3a8a;transform:translateY(-3px)}.contact-info{list-style:none;padding:0;margin:0}.contact-info li{display:flex;align-items:center;gap:12px;margin-bottom:15px}.contact-info i{color:#fbbf24;font-size:1.1rem;width:20px;flex-shrink:0}.contact-info span{color:#fff;opacity:.9}.footer-bottom{border-top:1px solid rgba(255,255,255,.2);padding-top:30px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}.footer-bottom p{margin:0;opacity:.8}.footer-links{display:flex;gap:15px;align-items:center}.footer-links a{color:#fff;text-decoration:none;opacity:.8;transition:opacity .3s ease}.footer-links a:hover{opacity:1;color:#fbbf24}.footer-links span{opacity:.5}@media(max-width:768px){.footer{padding:40px 0 20px}.footer-grid{grid-template-columns:1fr;gap:30px}.footer-bottom{flex-direction:column;text-align:center}.footer-links{justify-content:center}}.chat-toggle{position:fixed;bottom:30px;right:30px;width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;border:none;cursor:pointer;box-shadow:0 4px 20px #3b82f666;display:flex;align-items:center;justify-content:center;font-size:1.5rem;transition:all .3s ease;z-index:999}.chat-toggle:hover{transform:scale(1.1);box-shadow:0 6px 30px #3b82f699}.chat-toggle.hidden{opacity:0;pointer-events:none}.chat-badge{position:absolute;top:-5px;right:-5px;background:#ef4444;color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700}.chat-widget{position:fixed;bottom:30px;right:30px;width:350px;height:500px;background:#fff;border-radius:15px;box-shadow:0 10px 40px #0003;display:flex;flex-direction:column;overflow:hidden;transform:scale(0);transform-origin:bottom right;opacity:0;transition:all .3s ease;z-index:1000}.chat-widget.open{transform:scale(1);opacity:1}.chat-header{background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;padding:20px;display:flex;justify-content:space-between;align-items:center}.chat-header h3{margin:0;font-size:1.1rem;font-weight:600}.close-chat{background:none;border:none;color:#fff;font-size:1.8rem;cursor:pointer;line-height:1;padding:0;width:30px;height:30px;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.close-chat:hover{transform:rotate(90deg)}.chat-messages{flex:1;padding:20px;overflow-y:auto;background:#f9fafb}.message{margin-bottom:15px;display:flex}.message.bot{justify-content:flex-start}.message.user{justify-content:flex-end}.message-bubble{max-width:80%;padding:12px 16px;border-radius:18px;font-size:.9rem;line-height:1.5}.message.bot .message-bubble{background:#fff;color:#333;border-bottom-left-radius:4px;box-shadow:0 2px 5px #0000000d}.message.user .message-bubble{background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;border-bottom-right-radius:4px}.chat-input{padding:15px;background:#fff;border-top:1px solid #e5e7eb;display:flex;gap:10px}.chat-input input{flex:1;padding:12px 15px;border:1px solid #e5e7eb;border-radius:25px;outline:none;font-size:.9rem;transition:border-color .3s ease}.chat-input input:focus{border-color:#3b82f6}.chat-input button{width:45px;height:45px;border-radius:50%;background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s ease}.chat-input button:hover{transform:scale(1.1)}@media(max-width:480px){.chat-widget{width:100%;height:100%;bottom:0;right:0;border-radius:0}.chat-toggle{bottom:20px;right:20px}}.hero{position:relative;height:500px;background:linear-gradient(135deg,#1e3a8a,#3b82f6);background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-overlay{position:absolute;inset:0;background:#1e3a8ad9;display:flex;align-items:center;justify-content:center}.hero-content{text-align:center;color:#fff;max-width:800px;padding:20px;animation:fadeInUp 1s ease}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.hero-title{font-size:3rem;font-weight:700;margin-bottom:20px;line-height:1.2;text-shadow:2px 2px 4px rgba(0,0,0,.3)}.hero-subtitle{font-size:1.3rem;margin-bottom:30px;line-height:1.6;opacity:.95}.hero-button{display:inline-block;padding:15px 40px;background:#fbbf24;color:#1e3a8a;text-decoration:none;border-radius:50px;font-weight:600;font-size:1.1rem;transition:all .3s ease;box-shadow:0 4px 15px #fbbf244d}.hero-button:hover{background:#f59e0b;transform:translateY(-3px);box-shadow:0 6px 25px #fbbf2480}@media(max-width:768px){.hero{height:400px}.hero-title{font-size:2rem}.hero-subtitle{font-size:1.1rem}.hero-button{padding:12px 30px;font-size:1rem}}.faq-section{max-width:900px;margin:60px auto;padding:0 20px}.faq-title{text-align:center;color:#1e3a8a;font-size:2.5rem;margin-bottom:40px;font-weight:700}.faq-container{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 15px #00000014}.faq-item{border-bottom:1px solid #e5e7eb}.faq-item:last-child{border-bottom:none}.faq-question{width:100%;background:#fff;border:none;padding:25px 30px;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:1.1rem;font-weight:600;color:#1e3a8a;transition:all .3s ease}.faq-question:hover{background:#f9fafb}.faq-item.active .faq-question{background:#dbeafe;color:#1e3a8a}.faq-question i{color:#3b82f6;transition:transform .3s ease}.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;background:#f9fafb}.faq-answer.open{max-height:500px}.faq-answer p{padding:20px 30px;margin:0;color:#4b5563;line-height:1.8;font-size:1rem}@media(max-width:768px){.faq-title{font-size:2rem}.faq-question{padding:20px;font-size:1rem}.faq-answer p{padding:15px 20px;font-size:.95rem}}.home-page{min-height:100vh}.section-title{text-align:center;font-size:2.5rem;color:#1e3a8a;margin-bottom:50px;font-weight:700}.features-section{padding:80px 0;background:#f9fafb}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.feature-card{background:#fff;padding:40px 30px;border-radius:12px;text-align:center;box-shadow:0 4px 15px #00000014;transition:all .3s ease}.feature-card:hover{transform:translateY(-10px);box-shadow:0 8px 30px #00000026}.feature-icon{width:80px;height:80px;background:linear-gradient(135deg,#dbeafe,#bfdbfe);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 25px}.feature-icon i{font-size:2rem;color:#3b82f6}.feature-card h3{color:#1e3a8a;font-size:1.3rem;margin-bottom:15px;font-weight:600}.feature-card p{color:#6b7280;line-height:1.8}.stats-section{padding:80px 0;background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:40px}.stat-item{text-align:center}.stat-number{font-size:3.5rem;font-weight:700;margin-bottom:10px;color:#fbbf24}.certifications-section{padding:80px 0}.certifications-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.cert-card{background:#fff;border:2px solid #e5e7eb;border-radius:12px;padding:40px 30px;text-align:center;transition:all .3s ease;position:relative}.cert-card:hover{border-color:#3b82f6;transform:translateY(-5px);box-shadow:0 10px 30px #3b82f633}.cert-card.featured{border-color:#fbbf24;background:linear-gradient(to bottom,#fffbeb,#fff 20%)}.cert-badge{position:absolute;top:-15px;left:50%;transform:translate(-50%);background:#fbbf24;color:#1e3a8a;padding:6px 20px;border-radius:20px;font-weight:600;font-size:.85rem}.cert-card h3{color:#1e3a8a;font-size:1.5rem;margin-bottom:10px}.cert-subtitle{color:#6b7280;margin-bottom:25px;font-size:.95rem}.cert-features{list-style:none;padding:0;margin:30px 0;text-align:left}.cert-features li{padding:10px 0;color:#374151;display:flex;align-items:center;gap:12px}.cert-features i{color:#10b981;font-size:1.1rem}.cert-price{font-size:1.8rem;color:#1e3a8a;font-weight:700;margin:25px 0}.cert-button{display:inline-block;background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;padding:12px 40px;border-radius:25px;text-decoration:none;font-weight:600;transition:all .3s ease}.cert-button:hover{transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}.testimonials-section{padding:80px 0;background:#f9fafb}.testimonials-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.testimonial-card{background:#fff;padding:35px;border-radius:12px;box-shadow:0 4px 15px #00000014}.stars{color:#fbbf24;font-size:1.5rem;margin-bottom:20px}.testimonial-text{color:#4b5563;line-height:1.8;margin-bottom:25px;font-style:italic}.testimonial-author{display:flex;flex-direction:column;gap:5px}.testimonial-author strong{color:#1e3a8a;font-size:1.1rem}.testimonial-author span{color:#9ca3af;font-size:.9rem}.cta-section{padding:80px 0;background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;text-align:center}.cta-section h2{font-size:2.5rem;margin-bottom:15px;color:#fff}.cta-section p{font-size:1.2rem;margin-bottom:30px;opacity:.95}.cta-button{display:inline-block;background:#fbbf24;color:#1e3a8a;padding:15px 50px;border-radius:50px;text-decoration:none;font-weight:700;font-size:1.1rem;transition:all .3s ease;box-shadow:0 4px 20px #fbbf244d}.cta-button:hover{background:#f59e0b;transform:translateY(-3px);box-shadow:0 6px 30px #fbbf2480}@media(max-width:768px){.section-title{font-size:2rem}.features-grid,.certifications-grid,.testimonials-grid{grid-template-columns:1fr}.stat-number{font-size:2.5rem}.cta-section h2{font-size:1.8rem}}.class-card{background:#fff;border-radius:12px;padding:25px;box-shadow:0 4px 15px #00000014;transition:all .3s ease;position:relative;overflow:hidden}.class-card:hover{transform:translateY(-5px);box-shadow:0 8px 30px #00000026}.class-badge{position:absolute;top:20px;right:20px;background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;padding:6px 15px;border-radius:20px;font-size:.85rem;font-weight:600;text-transform:uppercase}.class-header{margin-bottom:20px;padding-right:80px}.class-title{font-size:1.4rem;color:#1e3a8a;margin-bottom:10px;font-weight:700}.class-instructor{color:#6b7280;font-size:.95rem;display:flex;align-items:center;gap:8px}.class-instructor i{color:#fbbf24}.class-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px;margin-bottom:20px;padding:20px;background:#f9fafb;border-radius:8px}.detail-item{display:flex;align-items:center;gap:10px;font-size:.9rem;color:#374151}.detail-item i{color:#3b82f6;font-size:1rem}.class-features{display:flex;gap:10px;margin-bottom:20px;flex-wrap:wrap}.feature-tag{background:#dbeafe;color:#1e3a8a;padding:8px 15px;border-radius:20px;font-size:.85rem;font-weight:600;display:flex;align-items:center;gap:6px}.feature-tag i{color:#3b82f6}.class-footer{display:flex;justify-content:space-between;align-items:center;padding-top:20px;border-top:2px solid #f3f4f6}.price-section{display:flex;flex-direction:column;gap:5px}.original-price{color:#9ca3af;text-decoration:line-through;font-size:.9rem}.current-price{color:#1e3a8a;font-size:1.8rem;font-weight:700}.discount{color:#10b981;font-size:.85rem;font-weight:600}.add-to-cart-btn{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#1e3a8a;border:none;padding:12px 30px;border-radius:25px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #fbbf244d}.add-to-cart-btn:hover:not(:disabled){background:linear-gradient(135deg,#f59e0b,#d97706);transform:translateY(-2px);box-shadow:0 6px 20px #fbbf2466}.add-to-cart-btn:disabled{background:#d1d5db;color:#9ca3af;cursor:not-allowed;box-shadow:none}@media(max-width:768px){.class-card{padding:20px}.class-header{padding-right:60px}.class-title{font-size:1.2rem}.class-details{grid-template-columns:1fr;gap:12px}.class-footer{flex-direction:column;gap:15px;align-items:stretch}.add-to-cart-btn{width:100%}}.schedule-page{min-height:100vh;background:#f9fafb}.schedule-hero{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;padding:80px 0;text-align:center}.schedule-hero h1{font-size:3rem;margin-bottom:15px;font-weight:700}.schedule-hero p{font-size:1.3rem;opacity:.95}.filters-section{background:#fff;padding:30px;border-radius:12px;margin-top:-40px;margin-bottom:40px;box-shadow:0 4px 20px #0000001a;display:flex;gap:20px;flex-wrap:wrap;align-items:center;position:relative;z-index:10}.search-box{flex:1;min-width:300px;position:relative}.search-box i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:#9ca3af;font-size:1.1rem}.search-box input{width:100%;padding:12px 15px 12px 45px;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;transition:all .3s ease}.filter-group{display:flex;align-items:center;gap:10px}.filter-group label{font-weight:600;color:#374151}.filter-group select{padding:12px 15px;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;background:#fff;cursor:pointer;transition:all .3s ease}.results-info{margin-bottom:30px;color:#6b7280;font-size:1.1rem}.results-info strong{color:#1e3a8a}.classes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(400px,1fr));gap:30px;margin-bottom:60px}.no-results{grid-column:1 / -1;text-align:center;padding:80px 20px;background:#fff;border-radius:12px}.no-results i{font-size:4rem;color:#d1d5db;margin-bottom:20px}.no-results h3{color:#1e3a8a;font-size:1.5rem;margin-bottom:10px}.no-results p{color:#6b7280;font-size:1.1rem}.schedule-info{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px;margin-bottom:60px}.info-card{background:#fff;padding:30px;border-radius:12px;box-shadow:0 4px 15px #00000014}.info-card h3{color:#1e3a8a;font-size:1.3rem;margin-bottom:15px;font-weight:600}.info-card p{color:#6b7280;line-height:1.8}.info-card strong{color:#1e3a8a}@media(max-width:768px){.schedule-hero h1{font-size:2rem}.schedule-hero p{font-size:1.1rem}.filters-section{margin-top:0;flex-direction:column;align-items:stretch}.search-box{min-width:100%}.filter-group{width:100%;justify-content:space-between}.filter-group select{flex:1}.classes-grid,.schedule-info{grid-template-columns:1fr}}.cart-item{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:20px;display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:15px;transition:all .3s ease;position:relative}.cart-item:hover{box-shadow:0 4px 15px #0000001a;border-color:#3b82f6}.cart-item-details{flex:1}.cart-item-title{color:#1e3a8a;font-size:1.1rem;font-weight:600;margin-bottom:12px}.cart-item-info{display:flex;gap:20px;flex-wrap:wrap}.cart-item-info span{display:flex;align-items:center;gap:6px;color:#6b7280;font-size:.9rem}.cart-item-info i{color:#3b82f6}.cart-item-pricing{display:flex;flex-direction:column;align-items:flex-end;gap:5px}.cart-item-original-price{color:#9ca3af;text-decoration:line-through;font-size:.9rem}.cart-item-price{color:#1e3a8a;font-size:1.5rem;font-weight:700}.cart-item-savings{color:#10b981;font-size:.85rem;font-weight:600}.cart-item-remove{background:#fee2e2;color:#dc2626;border:none;width:35px;height:35px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .3s ease;font-size:1rem}.cart-item-remove:hover{background:#dc2626;color:#fff;transform:scale(1.1)}@media(max-width:768px){.cart-item{flex-direction:column;align-items:flex-start}.cart-item-pricing{align-items:flex-start;width:100%}.cart-item-remove{position:absolute;top:15px;right:15px}.cart-item-info{flex-direction:column;gap:8px}}.checkout-page{min-height:100vh;background:#f9fafb}.checkout-hero{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;padding:60px 0;text-align:center}.checkout-hero h1{font-size:2.5rem;margin-bottom:10px;font-weight:700}.checkout-hero p{font-size:1.2rem;opacity:.95}.checkout-container{padding:40px 20px 80px}.empty-cart{background:#fff;border-radius:12px;padding:80px 40px;text-align:center;box-shadow:0 4px 15px #00000014}.empty-cart i{font-size:5rem;color:#d1d5db;margin-bottom:25px}.empty-cart h2{color:#1e3a8a;font-size:2rem;margin-bottom:15px}.empty-cart p{color:#6b7280;font-size:1.1rem;margin-bottom:30px}.browse-btn{background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;border:none;padding:15px 40px;border-radius:25px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.browse-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}.checkout-content{display:grid;grid-template-columns:1fr 400px;gap:40px}.checkout-left{display:flex;flex-direction:column;gap:30px}.cart-section,.checkout-form-section,.order-summary{background:#fff;border-radius:12px;padding:30px;box-shadow:0 4px 15px #00000014}.cart-section h2,.checkout-form-section h2,.order-summary h2{color:#1e3a8a;font-size:1.5rem;margin-bottom:25px;font-weight:700}.cart-items{margin-bottom:20px}.clear-cart-btn{background:#fee2e2;color:#dc2626;border:none;padding:12px 25px;border-radius:8px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:10px;transition:all .3s ease}.clear-cart-btn:hover{background:#dc2626;color:#fff}.checkout-form{display:flex;flex-direction:column;gap:30px}.form-section{border-bottom:1px solid #e5e7eb;padding-bottom:25px}.form-section:last-of-type{border-bottom:none}.form-section h3{color:#1e3a8a;font-size:1.2rem;margin-bottom:20px;font-weight:600}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px}.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:20px}.error-message{color:#dc2626;font-size:.85rem;margin-top:-5px}.submit-btn{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:18px 40px;border-radius:10px;font-size:1.2rem;font-weight:700;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #10b9814d}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 25px #10b98166}.checkout-right{position:sticky;top:20px;height:fit-content}.summary-row{display:flex;justify-content:space-between;margin-bottom:15px;color:#4b5563;font-size:1rem}.summary-row.discount{color:#10b981;font-weight:600}.summary-divider{height:1px;background:#e5e7eb;margin:20px 0}.summary-row.total{font-size:1.5rem;font-weight:700;color:#1e3a8a;margin-top:15px}.savings-badge{background:linear-gradient(135deg,#10b981,#059669);color:#fff;text-align:center;padding:12px;border-radius:8px;font-weight:700;margin:20px 0;font-size:1.1rem}.security-info{display:flex;align-items:center;gap:10px;padding:15px;background:#f9fafb;border-radius:8px;margin:20px 0;color:#6b7280}.security-info i{color:#10b981;font-size:1.2rem}.features-list{display:flex;flex-direction:column;gap:12px;margin-top:20px}.feature-item{display:flex;align-items:center;gap:12px;color:#4b5563}.feature-item i{color:#10b981;font-size:1.1rem}@media(max-width:1024px){.checkout-content{grid-template-columns:1fr}.checkout-right{position:static;order:-1}}@media(max-width:768px){.checkout-hero h1{font-size:2rem}.cart-section,.checkout-form-section,.order-summary{padding:20px}.form-row{grid-template-columns:1fr}}.contact-page{min-height:100vh;background:#f8f9fa}.contact-hero{background:linear-gradient(135deg,#2c3e50,#3498db);color:#fff;padding:60px 0;text-align:center}.contact-hero h1{font-size:2.5rem;margin-bottom:10px;font-weight:700}.contact-hero p{font-size:1.2rem;opacity:.9}.contact-content{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;margin:-40px auto 60px;position:relative}.contact-info-section,.contact-form-section{background:#fff;padding:40px;border-radius:12px;box-shadow:0 2px 20px #00000014}.contact-info-section h2,.contact-form-section h2{font-size:1.8rem;margin-bottom:15px;color:#2c3e50}.contact-info-section>p{color:#666;line-height:1.6;margin-bottom:30px}.contact-methods{display:flex;flex-direction:column;gap:25px}.contact-method{display:flex;align-items:flex-start;gap:20px;padding:20px;background:#f8f9fa;border-radius:8px;transition:transform .2s,box-shadow .2s}.contact-method:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.method-icon{width:50px;height:50px;background:linear-gradient(135deg,#3498db,#2980b9);border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.method-icon i{color:#fff;font-size:1.3rem}.method-details h3{font-size:1.1rem;color:#2c3e50;margin-bottom:5px}.method-details p{color:#555;margin:3px 0;font-size:.95rem}.method-details span{color:#999;font-size:.85rem;font-style:italic}.success-message{background:#d4edda;color:#155724;padding:15px 20px;border-radius:8px;margin-bottom:25px;display:flex;align-items:center;gap:12px;border:1px solid #c3e6cb}.success-message i{font-size:1.3rem}.contact-form{display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column}.form-group label{font-weight:600;color:#2c3e50;margin-bottom:8px;font-size:.95rem}.form-group input,.form-group textarea{padding:12px 15px;border:2px solid #e0e0e0;border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .2s,box-shadow .2s}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#3498db;box-shadow:0 0 0 3px #3498db1a}.form-group input:disabled,.form-group textarea:disabled{background:#f5f5f5;cursor:not-allowed}.form-group textarea{resize:vertical;min-height:120px}.submit-btn{padding:14px 30px;background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;display:flex;align-items:center;justify-content:center;gap:10px}.submit-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 6px 20px #3498db4d}.submit-btn:disabled{opacity:.7;cursor:not-allowed}.submit-btn i{font-size:1rem}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;color:#666}.loading-state i{font-size:2.5rem;color:#3498db;margin-bottom:15px}@media(max-width:968px){.contact-content{grid-template-columns:1fr;margin-top:20px}.contact-hero h1{font-size:2rem}.contact-info-section,.contact-form-section{padding:30px 25px}}@media(max-width:576px){.contact-hero{padding:40px 0}.contact-hero h1{font-size:1.8rem}.contact-hero p{font-size:1rem}.contact-info-section h2,.contact-form-section h2{font-size:1.5rem}.contact-method{flex-direction:column;text-align:center}.method-icon{margin:0 auto}}.about-page{min-height:100vh;background:#f8f9fa}.about-hero{background:linear-gradient(135deg,#2c3e50,#3498db);color:#fff;padding:80px 0;text-align:center}.about-hero h1{font-size:3rem;margin-bottom:15px;font-weight:700}.about-hero p{font-size:1.3rem;opacity:.95}.container{max-width:1200px;margin:0 auto;padding:0 20px}.about-content{margin:-50px auto 60px;position:relative}.about-section{background:#fff;padding:50px 40px;margin-bottom:30px;border-radius:12px;box-shadow:0 2px 20px #00000014}.about-section h2{font-size:2rem;color:#2c3e50;margin-bottom:25px;text-align:center}.about-section>p{font-size:1.1rem;line-height:1.8;color:#555;margin-bottom:20px;text-align:center;max-width:900px;margin-left:auto;margin-right:auto}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;margin-top:40px}.feature-card{text-align:center;padding:30px 20px;background:#f8f9fa;border-radius:10px;transition:transform .3s,box-shadow .3s}.feature-card:hover{transform:translateY(-5px);box-shadow:0 8px 25px #0000001a}.feature-icon{width:70px;height:70px;background:linear-gradient(135deg,#3498db,#2980b9);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px}.feature-icon i{color:#fff;font-size:2rem}.feature-card h3{font-size:1.3rem;color:#2c3e50;margin-bottom:12px}.feature-card p{color:#666;line-height:1.6}.stats-section{background:linear-gradient(135deg,#2c3e50,#3498db);color:#fff}.stats-section h2{color:#fff}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:30px;margin-top:40px}.stat-box{text-align:center;padding:30px 20px;background:#ffffff1a;border-radius:10px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.stat-number{font-size:3rem;font-weight:700;color:#fbbf24;margin-bottom:10px}.stat-label{font-size:1.1rem;opacity:.95}.certifications-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:25px;margin-top:40px}.cert-card{text-align:center;padding:40px 20px;background:linear-gradient(135deg,#f8f9fa,#e9ecef);border-radius:10px;border:2px solid #e0e0e0;transition:all .3s}.cert-card:hover{border-color:#3498db;transform:translateY(-3px);box-shadow:0 6px 20px #3498db33}.cert-card i{font-size:3rem;color:#3498db;margin-bottom:20px}.cert-card h3{font-size:1.5rem;color:#2c3e50;margin-bottom:10px}.cert-card p{color:#666;font-size:.95rem}.cta-section{background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;text-align:center}.cta-section h2{color:#fff;font-size:2.2rem}.cta-section>p{color:#fff;opacity:.95;font-size:1.2rem;margin-bottom:35px}.cta-buttons{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}.cta-btn{padding:15px 40px;border-radius:8px;font-size:1.1rem;font-weight:600;text-decoration:none;transition:all .3s;display:inline-block}.cta-btn.primary{background:#fff;color:#3498db}.cta-btn.primary:hover{background:#fbbf24;color:#2c3e50;transform:translateY(-2px);box-shadow:0 6px 20px #0003}.cta-btn.secondary{background:transparent;color:#fff;border:2px solid white}.cta-btn.secondary:hover{background:#fff;color:#3498db;transform:translateY(-2px)}@media(max-width:968px){.about-hero h1{font-size:2.2rem}.about-hero p{font-size:1.1rem}.about-section{padding:40px 30px}.features-grid,.certifications-grid{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}.stats-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:576px){.about-hero{padding:60px 0}.about-hero h1{font-size:1.8rem}.about-hero p{font-size:1rem}.about-section{padding:30px 20px}.about-section h2{font-size:1.6rem}.features-grid,.certifications-grid,.stats-grid{grid-template-columns:1fr}.stat-number{font-size:2.5rem}.cta-buttons{flex-direction:column;align-items:stretch}.cta-btn{width:100%}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e3a8a,#3b82f6);padding:40px 20px}.login-container{max-width:1200px;width:100%;display:grid;grid-template-columns:1fr 1fr;background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 20px 60px #0000004d}.login-left{background:linear-gradient(135deg,#1e3a8a,#3b82f6);color:#fff;padding:60px 50px;display:flex;flex-direction:column;justify-content:center}.login-info h1{font-size:2.5rem;margin-bottom:25px;font-weight:700;line-height:1.2}.login-info>p{font-size:1.2rem;margin-bottom:25px;opacity:.95}.benefits-list{list-style:none;padding:0;margin-bottom:40px}.benefits-list li{display:flex;align-items:center;gap:15px;margin-bottom:15px;font-size:1.05rem}.benefits-list i{color:#fbbf24;font-size:1.3rem}.stats-display{display:grid;grid-template-columns:repeat(2,1fr);gap:30px;margin-top:40px;padding-top:40px;border-top:1px solid rgba(255,255,255,.3)}.stat{text-align:center}.stat-number{font-size:2.5rem;font-weight:700;color:#fbbf24;margin-bottom:8px}.stat-text{font-size:.95rem;opacity:.9}.login-right{padding:60px 50px;display:flex;align-items:center}.login-form-container{width:100%}.form-header{margin-bottom:35px}.form-header h2{color:#1e3a8a;font-size:2rem;margin-bottom:10px;font-weight:700}.form-header p{color:#6b7280;font-size:1rem}.login-form{display:flex;flex-direction:column;gap:20px}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{color:#374151;font-weight:600;font-size:.95rem}.form-group input{padding:12px 15px;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;transition:all .3s ease}.form-group input.error{border-color:#dc2626}.error-message{color:#dc2626;font-size:.85rem}.form-options{display:flex;justify-content:space-between;align-items:center;margin:10px 0}.remember-me{display:flex;align-items:center;gap:8px;cursor:pointer;color:#4b5563;font-size:.95rem}.remember-me input{cursor:pointer}.forgot-password{color:#3b82f6;text-decoration:none;font-size:.95rem;font-weight:600;transition:color .3s ease}.forgot-password:hover{color:#1e3a8a}.submit-btn{background:linear-gradient(135deg,#3b82f6,#1e3a8a);color:#fff;border:none;padding:15px;border-radius:8px;font-size:1.1rem;font-weight:700;cursor:pointer;transition:all .3s ease;margin-top:10px}.submit-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #3b82f666}.form-divider{position:relative;text-align:center;margin:30px 0}.form-divider:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:#e5e7eb}.form-divider span{background:#fff;padding:0 15px;color:#9ca3af;position:relative;font-size:.9rem}.social-login{display:flex;flex-direction:column;gap:12px}.social-btn{display:flex;align-items:center;justify-content:center;gap:12px;padding:12px;border:2px solid #e5e7eb;border-radius:8px;background:#fff;color:#374151;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.social-btn:hover{border-color:#3b82f6;background:#f9fafb}.social-btn i{font-size:1.2rem}.social-btn.google i{color:#ea4335}.social-btn.linkedin i{color:#0077b5}.form-toggle{text-align:center;margin-top:25px;color:#6b7280}.toggle-btn{background:none;border:none;color:#3b82f6;font-weight:700;cursor:pointer;font-size:1rem;padding:0;transition:color .3s ease}.toggle-btn:hover{color:#1e3a8a;text-decoration:underline}@media(max-width:1024px){.login-container{grid-template-columns:1fr}.login-left{padding:40px 30px}.login-info h1{font-size:2rem}.stats-display{grid-template-columns:repeat(2,1fr);gap:20px}.login-right{padding:40px 30px}}@media(max-width:640px){.login-page{padding:20px 10px}.login-left,.login-right{padding:30px 20px}.form-header h2{font-size:1.5rem}.form-row{grid-template-columns:1fr}.login-info h1{font-size:1.5rem}.stats-display{grid-template-columns:1fr}}.admin-layout{display:flex;min-height:100vh;background:#f5f7fa}.admin-sidebar{width:260px;background:#1e293b;color:#fff;transition:width .3s ease;position:fixed;left:0;top:0;bottom:0;overflow-y:auto;z-index:1000}.admin-sidebar.closed{width:70px}.sidebar-header{padding:20px;border-bottom:1px solid rgba(255,255,255,.1)}.sidebar-header .logo{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;color:#3b82f6}.sidebar-header .logo i{font-size:28px}.sidebar-nav{padding:20px 0}.nav-item{display:flex;align-items:center;gap:12px;padding:12px 20px;color:#cbd5e1;text-decoration:none;transition:all .3s ease;position:relative}.nav-item i{font-size:20px;min-width:20px}.nav-item:hover{background:#3b82f61a;color:#3b82f6}.nav-item.active{background:#3b82f633;color:#3b82f6;border-left:3px solid #3b82f6}.nav-divider{height:1px;background:#ffffff1a;margin:20px 0}.admin-main{flex:1;margin-left:260px;transition:margin-left .3s ease;display:flex;flex-direction:column}.admin-sidebar.closed+.admin-main{margin-left:70px}.admin-header{background:#fff;padding:16px 24px;box-shadow:0 1px 3px #0000001a;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100}.sidebar-toggle{background:none;border:none;font-size:20px;color:#64748b;cursor:pointer;padding:8px;border-radius:4px;transition:all .3s}.sidebar-toggle:hover{background:#f1f5f9;color:#3b82f6}.header-right{display:flex;align-items:center;gap:20px}.header-user{display:flex;align-items:center;gap:12px}.user-role{font-size:12px;color:#64748b}.admin-content{flex:1;padding:24px}@media(max-width:768px){.admin-sidebar{transform:translate(-100%)}.admin-sidebar.open{transform:translate(0)}.admin-main{margin-left:0}.admin-sidebar.closed+.admin-main{margin-left:0}.user-info,.logout-btn span{display:none}}.student-layout{min-height:100vh;display:flex;flex-direction:column;background:#f8fafc}.student-header{background:#fff;box-shadow:0 2px 4px #0000001a;position:sticky;top:0;z-index:1000}.header-container{max-width:1400px;margin:0 auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}.header-left .logo{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;color:#1e293b;cursor:pointer;transition:color .3s}.header-left .logo:hover{color:#3b82f6}.header-left .logo i{font-size:28px;color:#3b82f6}.student-nav{display:flex;gap:8px;flex:1;justify-content:center}.nav-link{display:flex;align-items:center;gap:8px;padding:10px 20px;color:#64748b;text-decoration:none;border-radius:8px;font-weight:500;transition:all .3s}.nav-link i{font-size:18px}.nav-link:hover{background:#f1f5f9;color:#3b82f6}.nav-link.active{background:#eff6ff;color:#3b82f6}.header-right{display:flex;align-items:center;gap:16px}.user-menu{display:flex;align-items:center;gap:12px}.user-avatar i{font-size:40px;color:#3b82f6}.user-info{display:flex;flex-direction:column}.user-name{font-weight:600;color:#1e293b;font-size:14px}.user-email{font-size:12px;color:#64748b}.logout-btn{display:flex;align-items:center;gap:8px;padding:8px 16px;background:#ef4444;color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .3s}.logout-btn:hover{background:#dc2626;transform:translateY(-1px)}.student-content{flex:1;max-width:1400px;width:100%;margin:0 auto;padding:32px 24px}.student-footer{background:#1e293b;color:#fff;padding:24px;margin-top:auto}.footer-container{max-width:1400px;margin:0 auto;text-align:center}.footer-container p{margin:0;color:#cbd5e1;font-size:14px}@media(max-width:1024px){.student-nav{gap:4px}.nav-link{padding:10px 12px}.nav-link span{display:none}}@media(max-width:768px){.header-container{flex-wrap:wrap}.student-nav{order:3;width:100%;justify-content:space-around;padding-top:12px;border-top:1px solid #e2e8f0}.user-info,.logout-btn span{display:none}}.admin-dashboard{animation:fadeIn .3s ease-in}.dashboard-header{margin-bottom:32px}.dashboard-header h1{font-size:32px;font-weight:700;color:#1e293b;margin:0 0 8px}.dashboard-header p{color:#64748b;margin:0;font-size:16px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:24px;margin-bottom:32px}.stat-card{background:#fff;border-radius:12px;padding:24px;display:flex;gap:16px;align-items:center;box-shadow:0 1px 3px #0000001a;transition:transform .3s,box-shadow .3s}.stat-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px #00000026}.stat-icon{width:60px;height:60px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff}.stat-card.blue .stat-icon{background:linear-gradient(135deg,#3b82f6,#2563eb)}.stat-card.green .stat-icon{background:linear-gradient(135deg,#10b981,#059669)}.stat-card.orange .stat-icon{background:linear-gradient(135deg,#f59e0b,#d97706)}.stat-card.purple .stat-icon{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.stat-content h3{font-size:32px;font-weight:700;color:#1e293b;margin:0 0 4px}.stat-content p{color:#64748b;margin:0;font-size:14px}.dashboard-section{background:#fff;border-radius:12px;padding:24px;box-shadow:0 1px 3px #0000001a}.section-header{margin-bottom:20px;border-bottom:2px solid #f1f5f9;padding-bottom:12px}.enrollments-table{overflow-x:auto}.enrollments-table table{width:100%;border-collapse:collapse}.enrollments-table th{text-align:left;padding:12px;background:#f8fafc;color:#64748b;font-weight:600;font-size:14px;border-bottom:2px solid #e2e8f0}.enrollments-table td{padding:16px 12px;border-bottom:1px solid #f1f5f9;color:#1e293b}.student-info{display:flex;align-items:center;gap:8px}.student-info i{font-size:24px;color:#3b82f6}.status-badge{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:600;text-transform:capitalize}.status-badge.pending{background:#fef3c7;color:#d97706}.status-badge.confirmed{background:#d1fae5;color:#059669}.status-badge.cancelled{background:#fee2e2;color:#dc2626}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;gap:12px}.empty-state i{font-size:48px;color:#cbd5e1}.empty-state p{color:#64748b;font-size:16px}@media(max-width:768px){.stats-grid{grid-template-columns:1fr}.dashboard-header h1{font-size:24px}.enrollments-table{font-size:14px}.enrollments-table th,.enrollments-table td{padding:8px}}.admin-courses{animation:fadeIn .3s ease-in}.page-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:32px}.page-header h1{font-size:32px;font-weight:700;color:#1e293b;margin:0 0 8px}.page-header p{color:#64748b;margin:0}.btn-primary{display:flex;align-items:center;gap:8px;padding:12px 24px;background:#3b82f6;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s}.btn-primary:hover{background:#2563eb;transform:translateY(-2px)}.courses-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(350px,1fr));gap:24px}.course-card-admin{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 4px #0000001a;transition:transform .3s,box-shadow .3s}.course-card-admin:hover{transform:translateY(-4px);box-shadow:0 4px 12px #00000026}.course-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;gap:12px}.course-header h3{font-size:18px;font-weight:600;color:#1e293b;margin:0;flex:1}.course-code{background:#eff6ff;color:#3b82f6;padding:4px 12px;border-radius:6px;font-size:12px;font-weight:600;white-space:nowrap}.course-category-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#f0fdf4;border:1px solid #86efac;border-radius:6px;font-size:13px;color:#166534;font-weight:500;margin-bottom:12px}.course-category-badge i{font-size:12px}.course-desc{color:#64748b;font-size:14px;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.course-meta{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:16px}.meta-item{display:flex;align-items:center;gap:8px;font-size:13px;color:#64748b}.meta-item i{color:#3b82f6}.course-pricing{display:flex;align-items:center;gap:12px;margin-bottom:20px;padding-top:16px;border-top:1px solid #f1f5f9}.original-price{text-decoration:line-through;color:#94a3b8;font-size:16px}.current-price{font-size:24px;font-weight:700;color:#3b82f6}.course-actions{display:flex;gap:12px}.btn-edit,.btn-delete{flex:1;padding:10px;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:6px}.btn-edit:hover{background:#3b82f6;color:#fff}.btn-delete{background:#fee2e2;color:#ef4444}.btn-delete:hover{background:#ef4444;color:#fff}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:9999;padding:20px}.modal-content{background:#fff;border-radius:12px;width:100%;max-width:700px;max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:24px;border-bottom:1px solid #e2e8f0}.modal-header h2{margin:0;font-size:24px;color:#1e293b}.close-btn{background:none;border:none;font-size:24px;color:#64748b;cursor:pointer;padding:4px}.close-btn:hover{color:#1e293b}.course-form{padding:24px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#1e293b}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1px solid #e2e8f0;border-radius:6px;font-size:14px;transition:border-color .3s}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:#3b82f6}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:24px;padding-top:24px;border-top:1px solid #e2e8f0}.btn-cancel,.btn-submit{padding:10px 24px;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:all .3s}.btn-submit{background:#3b82f6;color:#fff}.btn-submit:hover{background:#2563eb}@media(max-width:768px){.page-header{flex-direction:column;gap:16px}.btn-primary{width:100%;justify-content:center}.courses-grid,.form-row{grid-template-columns:1fr}.modal-content{max-height:95vh}}.admin-enrollments{animation:fadeIn .3s ease-in}.stat-icon.confirmed{background:linear-gradient(135deg,#10b981,#059669)}.stat-icon.pending{background:linear-gradient(135deg,#f59e0b,#d97706)}.stat-icon.cancelled{background:linear-gradient(135deg,#ef4444,#dc2626)}.filter-buttons{display:flex;gap:8px}.filter-buttons button{padding:10px 20px;border:1px solid #e2e8f0;background:#fff;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;color:#64748b}.filter-buttons button:hover{border-color:#3b82f6;color:#3b82f6}.filter-buttons button.active{background:#3b82f6;color:#fff;border-color:#3b82f6}.enrollments-table-container{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 4px #0000000d}.enrollments-table{width:100%;border-collapse:collapse}.enrollments-table thead{background:#f8fafc}.enrollments-table th{padding:16px;text-align:left;font-weight:600;color:#475569;font-size:14px;border-bottom:2px solid #e2e8f0}.enrollments-table td{padding:16px;border-bottom:1px solid #f1f5f9;color:#1e293b}.enrollments-table tbody tr{transition:background .2s}.enrollments-table tbody tr:hover{background:#f8fafc}.student-info{display:flex;align-items:center;gap:12px}.student-avatar{width:40px;height:40px;border-radius:50%;background:#eff6ff;display:flex;align-items:center;justify-content:center;color:#3b82f6;font-size:16px}.student-name{font-weight:600;color:#1e293b;margin-bottom:2px}.student-email{font-size:13px;color:#64748b}.course-name{font-weight:500;color:#1e293b;margin-bottom:4px}.course-meta{font-size:13px;color:#64748b}.status-badge,.payment-badge{display:inline-block;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600;text-transform:capitalize}.status-confirmed{background:#d1fae5;color:#065f46}.status-pending{background:#fef3c7;color:#92400e}.status-cancelled{background:#fee2e2;color:#991b1b}.payment-paid{background:#d1fae5;color:#065f46}.payment-pending{background:#dbeafe;color:#1e40af}.payment-failed{background:#fee2e2;color:#991b1b}.payment-refunded{background:#fef3c7;color:#92400e}.amount{font-weight:600;color:#059669;font-size:15px}.btn-view{padding:8px 16px;background:#3b82f6;color:#fff;border:none;border-radius:6px;font-weight:500;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;gap:6px;font-size:14px}.btn-view:hover{background:#2563eb;transform:translateY(-2px)}.modal-content{background:#fff;border-radius:16px;max-width:800px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a;animation:slideUp .3s ease-out}.detail-item{display:flex;flex-direction:column;gap:4px}.detail-item label{font-size:13px;font-weight:500;color:#64748b}.price-value{font-weight:700;color:#059669;font-size:18px!important}.status-controls{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.timeline{display:flex;flex-direction:column;gap:16px}.timeline-item{display:flex;gap:16px;align-items:flex-start}.timeline-icon{width:36px;height:36px;border-radius:50%;background:#eff6ff;color:#3b82f6;display:flex;align-items:center;justify-content:center;flex-shrink:0}.timeline-content{display:flex;flex-direction:column;gap:4px}.timeline-content strong{color:#1e293b;font-size:14px}.timeline-content span{color:#64748b;font-size:13px}@media(max-width:1024px){.controls-bar{flex-direction:column;align-items:stretch}.search-box{width:100%}.filter-buttons{width:100%;overflow-x:auto}}@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}.enrollments-table-container{overflow-x:auto}.enrollments-table{min-width:900px}.detail-grid,.status-controls{grid-template-columns:1fr}.modal-content{max-height:95vh}}.admin-categories{animation:fadeIn .3s ease-in}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px;gap:20px}.btn-primary{padding:12px 24px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:all .3s;white-space:nowrap}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d}.btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.loading-state i{font-size:48px;margin-bottom:16px;color:#3b82f6;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.empty-state{background:#fff;border-radius:12px;padding:80px 20px;text-align:center;color:#64748b;box-shadow:0 2px 4px #0000000d}.empty-state h3{margin:0 0 8px;color:#475569;font-size:24px}.empty-state p{margin:0 0 24px;font-size:16px}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.category-card{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 4px #0000000d;transition:all .3s;position:relative;overflow:hidden}.category-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(135deg,#3b82f6,#2563eb);transform:scaleX(0);transition:transform .3s}.category-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px #0000001a}.category-card:hover:before{transform:scaleX(1)}.category-icon{width:64px;height:64px;border-radius:12px;background:linear-gradient(135deg,#eff6ff,#dbeafe);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:#3b82f6;font-size:28px}.category-content h3{margin:0 0 8px;font-size:20px;font-weight:600;color:#1e293b}.category-content p{margin:0 0 16px;color:#64748b;font-size:14px;line-height:1.6;min-height:40px}.category-meta{display:flex;align-items:center;gap:16px;padding-top:16px;border-top:1px solid #f1f5f9}.course-count{display:flex;align-items:center;gap:6px;color:#64748b;font-size:14px;font-weight:500}.course-count i{color:#3b82f6}.category-actions{display:flex;gap:8px;margin-top:16px}.btn-edit,.btn-delete{flex:1;padding:10px 16px;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:6px}.btn-edit{background:#eff6ff;color:#3b82f6}.btn-edit:hover{background:#dbeafe;transform:translateY(-2px)}.modal-content{background:#fff;border-radius:16px;max-width:600px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a;animation:slideUp .3s ease-out}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:#1e293b;font-size:14px}.form-group input,.form-group textarea{width:100%;padding:12px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;transition:all .3s;font-family:inherit}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-group textarea{resize:vertical;min-height:100px}.icon-preview{margin-top:12px;padding:16px;background:#f8fafc;border-radius:8px;display:flex;align-items:center;gap:12px}.icon-preview i{font-size:32px;color:#3b82f6}.icon-preview span{font-size:14px;color:#64748b;font-weight:500}@media(max-width:768px){.page-header{flex-direction:column;align-items:flex-start}.btn-primary{width:100%;justify-content:center}.categories-grid{grid-template-columns:1fr}.modal-content{max-height:95vh}}.admin-users{animation:fadeIn .3s ease-in}.page-header p{margin:0;color:#64748b;font-size:16px}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;color:#64748b}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-bottom:32px}.stat-card{background:#fff;padding:24px;border-radius:12px;box-shadow:0 2px 4px #0000000d;display:flex;align-items:center;gap:16px;transition:all .3s}.stat-card:hover{transform:translateY(-4px);box-shadow:0 4px 12px #0000001a}.stat-icon.total{background:linear-gradient(135deg,#3b82f6,#2563eb)}.stat-icon.admin{background:linear-gradient(135deg,#8b5cf6,#7c3aed)}.stat-icon.student{background:linear-gradient(135deg,#10b981,#059669)}.stat-icon.active{background:linear-gradient(135deg,#f59e0b,#d97706)}.stat-info h3{margin:0 0 4px;font-size:28px;font-weight:700;color:#1e293b}.stat-info p{margin:0;color:#64748b;font-size:14px}.controls-bar{background:#fff;padding:20px;border-radius:12px;margin-bottom:24px;display:flex;gap:20px;align-items:center;flex-wrap:wrap;box-shadow:0 2px 4px #0000000d}.search-box{flex:1;min-width:250px;position:relative}.search-box i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#94a3b8}.search-box input{width:100%;padding:12px 16px 12px 44px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;transition:all .3s}.search-box input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.filter-group{display:flex;align-items:center;gap:8px}.filter-group label{font-size:14px;font-weight:500;color:#64748b;white-space:nowrap}.filter-group select{padding:10px 16px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;color:#1e293b;background:#fff;cursor:pointer;transition:all .3s}.filter-group select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.users-table-container{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 2px 4px #0000000d}.users-table{width:100%;border-collapse:collapse}.users-table thead{background:#f8fafc}.users-table th{padding:16px;text-align:left;font-weight:600;color:#475569;font-size:14px;border-bottom:2px solid #e2e8f0}.users-table td{padding:16px;border-bottom:1px solid #f1f5f9;color:#1e293b}.users-table tbody tr{transition:background .2s}.users-table tbody tr:hover{background:#f8fafc}.user-info{display:flex;align-items:center;gap:12px}.user-avatar{width:40px;height:40px;border-radius:50%;background:#eff6ff;display:flex;align-items:center;justify-content:center;color:#3b82f6;font-size:16px}.user-name{font-weight:600;color:#1e293b;margin-bottom:2px}.user-phone{font-size:12px;color:#64748b}.user-email{color:#3b82f6;font-size:14px}.role-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600}.role-admin{background:#f3e8ff;color:#7c3aed}.role-student{background:#dbeafe;color:#2563eb}.status-badge{display:inline-block;padding:6px 12px;border-radius:20px;font-size:12px;font-weight:600}.status-active{background:#d1fae5;color:#065f46}.status-inactive{background:#fee2e2;color:#991b1b}.action-buttons{display:flex;gap:8px}.btn-view,.btn-delete{padding:8px 12px;border:none;border-radius:6px;cursor:pointer;transition:all .3s;display:inline-flex;align-items:center;gap:4px;font-size:14px}.btn-view{background:#eff6ff;color:#3b82f6}.btn-view:hover{background:#dbeafe;transform:translateY(-2px)}.btn-delete{background:#fef2f2;color:#ef4444}.btn-delete:hover{background:#fee2e2;transform:translateY(-2px)}.empty-state{padding:80px 20px;text-align:center;color:#64748b}.empty-state i{font-size:64px;margin-bottom:16px;color:#cbd5e1}.empty-state h3{margin:0 0 8px;color:#475569}.empty-state p{margin:0;font-size:14px}.modal-overlay{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;animation:fadeIn .2s ease-in}.modal-content{background:#fff;border-radius:16px;max-width:700px;width:100%;max-height:90vh;overflow-y:auto;box-shadow:0 20px 25px -5px #0000001a;animation:slideUp .3s ease-out}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.modal-header{padding:24px;border-bottom:1px solid #e2e8f0;display:flex;justify-content:space-between;align-items:center}.modal-header h2{margin:0;font-size:24px;font-weight:700;color:#1e293b}.close-btn{width:36px;height:36px;border:none;background:#f1f5f9;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#64748b;transition:all .3s}.close-btn:hover{background:#e2e8f0;color:#1e293b}.modal-body{padding:24px}.detail-section{margin-bottom:32px}.detail-section:last-child{margin-bottom:0}.detail-section h3{margin:0 0 16px;font-size:18px;font-weight:600;color:#1e293b;padding-bottom:12px;border-bottom:2px solid #f1f5f9}.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.detail-item{display:flex;flex-direction:column;gap:4px;align-items:flex-start}.detail-item label{font-size:13px;font-weight:500;color:#64748b;text-align:left;align-self:flex-start;width:100%}.detail-item span{font-size:15px;color:#1e293b}.detail-item input{padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;color:#1e293b;background:#fff;transition:all .3s;width:100%}.detail-item input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.detail-item input:disabled{background:#f8fafc;cursor:not-allowed}.detail-item input::placeholder{color:#94a3b8}.detail-item select{padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;color:#1e293b;background:#fff;cursor:pointer;transition:all .3s;width:100%}.detail-item select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.detail-item select:disabled{background:#f8fafc;cursor:not-allowed}.settings-controls{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.control-group{display:flex;flex-direction:column;gap:8px}.control-group label{font-size:14px;font-weight:500;color:#475569}.control-group select{padding:10px 12px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;color:#1e293b;background:#fff;cursor:pointer;transition:all .3s}.control-group select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.control-group select:disabled{opacity:.5;cursor:not-allowed}.activity-list{display:flex;flex-direction:column;gap:16px}.activity-item{display:flex;gap:16px;align-items:flex-start}.activity-icon{width:36px;height:36px;border-radius:50%;background:#eff6ff;color:#3b82f6;display:flex;align-items:center;justify-content:center;flex-shrink:0}.activity-content{display:flex;flex-direction:column;gap:4px}.activity-content strong{color:#1e293b;font-size:14px}.activity-content span{color:#64748b;font-size:13px}.modal-footer{padding:20px 24px;border-top:1px solid #e2e8f0;display:flex;justify-content:flex-end;gap:12px}.btn-secondary{padding:10px 24px;border:1px solid #e2e8f0;background:#fff;color:#64748b;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s}.btn-secondary:hover{background:#f8fafc;border-color:#cbd5e1}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.btn-primary{padding:10px 24px;border:none;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s}.btn-primary:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}@media(max-width:1024px){.controls-bar{flex-direction:column;align-items:stretch}.search-box,.filter-group{width:100%}.filter-group select{flex:1}}@media(max-width:768px){.stats-grid{grid-template-columns:repeat(2,1fr)}.users-table-container{overflow-x:auto}.users-table{min-width:900px}.detail-grid,.settings-controls{grid-template-columns:1fr}.modal-content{max-height:95vh}}.admin-settings{padding:32px;max-width:1400px;margin:0 auto}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:100px 20px;color:#64748b}.loading-state i{font-size:48px;margin-bottom:16px;color:#3b82f6}.loading-state p{margin:0;font-size:16px}.page-header{margin-bottom:32px}.page-header h1{margin:0 0 8px;font-size:32px;font-weight:700;color:#1e293b}.page-header p{margin:0;font-size:16px;color:#64748b}.settings-container{display:grid;grid-template-columns:250px 1fr;gap:32px;background:#fff;border-radius:16px;overflow:hidden;box-shadow:0 1px 3px #0000001a}.settings-tabs{background:#f8fafc;padding:24px 0;border-right:1px solid #e2e8f0}.tab-btn{width:100%;padding:14px 24px;background:none;border:none;text-align:left;font-size:15px;font-weight:500;color:#64748b;cursor:pointer;transition:all .3s;display:flex;align-items:center;gap:12px;position:relative}.tab-btn i{font-size:18px;width:24px}.tab-btn:hover{background:#eff6ff;color:#3b82f6}.tab-btn.active{background:#fff;color:#3b82f6;border-left:3px solid #3b82f6}.tab-btn.active:before{content:"";position:absolute;right:0;top:0;bottom:0;width:3px;background:#fff}.settings-content{padding:32px}.settings-section h2{margin:0 0 8px;font-size:24px;font-weight:600;color:#1e293b}.section-description{margin:0 0 32px;font-size:14px;color:#64748b}.form-group{margin-bottom:24px}.form-group label{display:block;margin-bottom:8px;font-size:14px;font-weight:500;color:#475569}.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;color:#1e293b;background:#fff;transition:all .3s}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-group input:disabled,.form-group textarea:disabled,.form-group select:disabled{background:#f8fafc;cursor:not-allowed;opacity:.6}.form-group textarea{resize:vertical;min-height:80px}.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:24px}.toggle-group{display:flex;flex-direction:column;gap:20px;margin-bottom:32px}.toggle-item{display:flex;justify-content:space-between;align-items:center;padding:20px;background:#f8fafc;border-radius:12px;transition:all .3s}.toggle-item:hover{background:#eff6ff}.toggle-item strong{display:block;margin-bottom:4px;font-size:15px;color:#1e293b}.toggle-item p{margin:0;font-size:13px;color:#64748b}.toggle-switch{position:relative;display:inline-block;width:52px;height:28px;flex-shrink:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#cbd5e1;transition:.3s;border-radius:28px}.slider:before{position:absolute;content:"";height:22px;width:22px;left:3px;bottom:3px;background-color:#fff;transition:.3s;border-radius:50%;box-shadow:0 2px 4px #0003}input:disabled+.slider{opacity:.5;cursor:not-allowed}.payment-methods,.gateway-settings{margin-bottom:32px}.payment-methods h3,.gateway-settings h3{margin:0 0 16px;font-size:18px;font-weight:600;color:#1e293b}.form-actions{padding-top:24px;border-top:1px solid #e2e8f0;display:flex;justify-content:flex-end;gap:12px}.btn-save{padding:12px 32px;background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff;border:none;border-radius:8px;font-size:15px;font-weight:500;cursor:pointer;transition:all .3s}.btn-save:hover{background:linear-gradient(135deg,#2563eb,#1d4ed8);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f64d}@media(max-width:1024px){.settings-container{grid-template-columns:1fr}.settings-tabs{border-right:none;border-bottom:1px solid #e2e8f0;padding:16px 0;display:flex;overflow-x:auto}.tab-btn{white-space:nowrap;border-left:none;border-bottom:3px solid transparent;padding:12px 20px}.tab-btn.active{border-left:none;border-bottom:3px solid #3b82f6;background:transparent}.tab-btn.active:before{display:none}.form-row{grid-template-columns:1fr}}@media(max-width:768px){.admin-settings,.settings-content{padding:20px}.page-header h1{font-size:24px}.settings-section h2{font-size:20px}.toggle-item{flex-direction:column;align-items:flex-start;gap:16px}.toggle-switch{align-self:flex-end}}.student-dashboard{animation:fadeIn .3s ease-in}.welcome-section{margin-bottom:32px}.welcome-section h1{font-size:32px;font-weight:700;color:#1e293b;margin:0 0 8px}.welcome-section p{color:#64748b;margin:0;font-size:16px}.dashboard-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px;margin-bottom:32px}.stat-box{background:#fff;border-radius:12px;padding:24px;display:flex;gap:16px;align-items:center;box-shadow:0 2px 4px #0000000d;transition:transform .3s,box-shadow .3s}.stat-box:hover{transform:translateY(-4px);box-shadow:0 4px 12px #0000001a}.stat-icon{width:56px;height:56px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff}.stat-icon.blue{background:linear-gradient(135deg,#3b82f6,#2563eb)}.stat-icon.green{background:linear-gradient(135deg,#10b981,#059669)}.stat-icon.orange{background:linear-gradient(135deg,#f59e0b,#d97706)}.stat-details h3{font-size:28px;font-weight:700;color:#1e293b;margin:0 0 4px}.stat-details p{color:#64748b;margin:0;font-size:14px}.dashboard-section{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 4px #0000000d}.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid #f1f5f9}.section-header h2{font-size:20px;font-weight:600;color:#1e293b;margin:0}.browse-btn{display:flex;align-items:center;gap:8px;padding:10px 20px;background:#3b82f6;color:#fff;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s}.browse-btn:hover{background:#2563eb;transform:translateY(-2px)}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;gap:16px}.empty-state i{font-size:64px;color:#cbd5e1}.empty-state h3{font-size:24px;color:#1e293b;margin:0}.empty-state p{color:#64748b;margin:0}.cta-btn{margin-top:16px;padding:12px 32px;background:#3b82f6;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s}.cta-btn:hover{background:#2563eb;transform:translateY(-2px)}.courses-list{display:grid;gap:20px}.enrollment-card{border:1px solid #e2e8f0;border-radius:12px;padding:24px;transition:all .3s}.enrollment-card:hover{border-color:#3b82f6;box-shadow:0 4px 12px #3b82f61a}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px;gap:16px}.card-header h3{font-size:20px;font-weight:600;color:#1e293b;margin:0 0 4px}.course-code{color:#64748b;font-size:14px;margin:0}.enrollment-status{padding:6px 16px;border-radius:20px;font-size:12px;font-weight:600;text-transform:capitalize;white-space:nowrap}.enrollment-status.pending{background:#fef3c7;color:#d97706}.enrollment-status.confirmed{background:#d1fae5;color:#059669}.enrollment-status.cancelled{background:#fee2e2;color:#dc2626}.card-body{margin-bottom:20px}.course-description{color:#64748b;margin-bottom:16px;line-height:1.6}.course-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin-bottom:16px}.info-item{display:flex;align-items:center;gap:8px;color:#64748b;font-size:14px}.info-item i{color:#3b82f6;width:16px}.payment-info{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px solid #f1f5f9;font-size:13px}.payment-status{display:flex;align-items:center;gap:6px;font-weight:500;text-transform:capitalize}.payment-status.pending{color:#d97706}.payment-status.paid{color:#059669}.payment-status i{font-size:8px}.enrollment-date{color:#94a3b8}.card-actions{display:flex;gap:12px}.btn-view,.btn-access{flex:1;padding:10px;border:none;border-radius:8px;font-weight:500;cursor:pointer;transition:all .3s;display:flex;align-items:center;justify-content:center;gap:8px}.btn-view{background:#f1f5f9;color:#64748b}.btn-view:hover{background:#e2e8f0;color:#3b82f6}.btn-access{background:#3b82f6;color:#fff}.btn-access:hover{background:#2563eb;transform:translateY(-2px)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;gap:16px}.loading-container i{font-size:48px;color:#3b82f6}.loading-container p{color:#64748b;font-size:16px}@media(max-width:768px){.section-header{flex-direction:column;align-items:flex-start;gap:12px}.browse-btn{width:100%;justify-content:center}.card-header{flex-direction:column}.course-info-grid{grid-template-columns:1fr}.payment-info{flex-direction:column;align-items:flex-start;gap:8px}.card-actions{flex-direction:column}}.student-profile{animation:fadeIn .3s ease-in}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.profile-header{background:linear-gradient(135deg,#3b82f6,#2563eb);border-radius:12px;padding:32px;margin-bottom:32px;color:#fff;box-shadow:0 4px 12px #3b82f633}.header-content{display:flex;justify-content:space-between;align-items:center;gap:24px}.avatar-section{display:flex;align-items:center;gap:24px}.profile-avatar{width:100px;height:100px;border-radius:50%;background:#fff3;display:flex;align-items:center;justify-content:center;border:4px solid rgba(255,255,255,.3)}.profile-avatar i{font-size:60px;color:#fff}.profile-info h1{margin:0 0 8px;font-size:32px;font-weight:700}.profile-info .email{margin:0 0 12px;opacity:.9;font-size:16px}.role-badge{display:inline-block;padding:6px 16px;background:#fff3;border-radius:20px;font-size:14px;font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.edit-btn{padding:12px 24px;background:#fff;color:#3b82f6;border:none;border-radius:8px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:8px;transition:all .3s}.edit-btn:hover{transform:translateY(-2px);box-shadow:0 4px 12px #0000001a}.profile-content{display:grid;gap:24px}.content-section{background:#fff;border-radius:12px;padding:24px;box-shadow:0 2px 4px #0000000d}.section-header{margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid #f1f5f9}.section-header h2{margin:0;font-size:20px;font-weight:600;color:#1e293b}.profile-form{max-width:800px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#1e293b;font-size:14px}.form-group input{width:100%;padding:12px;border:1px solid #e2e8f0;border-radius:8px;font-size:14px;transition:all .3s}.form-group input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px #3b82f61a}.form-group input:disabled{background:#f8fafc;color:#64748b;cursor:not-allowed}.form-group input.disabled-field{background:#f1f5f9}.field-hint{display:block;margin-top:6px;font-size:12px;color:#64748b}.form-actions{display:flex;gap:12px;justify-content:flex-end;margin-top:32px;padding-top:24px;border-top:1px solid #f1f5f9}.btn-cancel,.btn-save{padding:12px 24px;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;display:flex;align-items:center;gap:8px}.btn-cancel{background:#f1f5f9;color:#64748b}.btn-cancel:hover{background:#e2e8f0}.btn-save{background:#3b82f6;color:#fff}.btn-save:hover{background:#2563eb;transform:translateY(-2px)}.btn-save:disabled{opacity:.6;cursor:not-allowed;transform:none}.security-info,.preferences-list{display:grid;gap:16px}.info-item,.preference-item{display:flex;align-items:center;justify-content:space-between;padding:16px;border:1px solid #e2e8f0;border-radius:8px;gap:16px;transition:all .3s}.info-item:hover,.preference-item:hover{border-color:#3b82f6;background:#f8fafc}.info-item{display:grid;grid-template-columns:auto 1fr auto}.info-icon{width:48px;height:48px;border-radius:10px;background:#eff6ff;display:flex;align-items:center;justify-content:center;color:#3b82f6;font-size:20px}.info-details h4{margin:0 0 4px;font-size:16px;font-weight:600;color:#1e293b}.info-details p{margin:0;color:#64748b;font-size:14px}.link-btn{background:none;border:none;color:#3b82f6;font-weight:500;cursor:pointer;padding:8px 16px;border-radius:6px;transition:all .3s}.link-btn:hover{background:#eff6ff}.preference-info h4{margin:0 0 4px;font-size:16px;font-weight:600;color:#1e293b}.preference-info p{margin:0;color:#64748b;font-size:14px}.toggle-switch{position:relative;display:inline-block;width:52px;height:28px}.toggle-switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;inset:0;background-color:#cbd5e1;transition:.4s;border-radius:28px}.slider:before{position:absolute;content:"";height:20px;width:20px;left:4px;bottom:4px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:#3b82f6}input:checked+.slider:before{transform:translate(24px)}.danger-zone{border:2px solid #fee2e2;background:#fef2f2}.danger-zone .section-header{border-bottom-color:#fecaca}.danger-zone .section-header h2{color:#dc2626}.danger-content{display:flex;justify-content:space-between;align-items:center;gap:24px}.danger-info h4{margin:0 0 8px;font-size:16px;font-weight:600;color:#1e293b}.danger-info p{margin:0;color:#64748b;font-size:14px}.btn-danger{padding:10px 20px;background:#dc2626;color:#fff;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:all .3s;white-space:nowrap}.btn-danger:hover{background:#b91c1c;transform:translateY(-2px)}@media(max-width:768px){.profile-header{padding:24px}.header-content{flex-direction:column;align-items:flex-start}.avatar-section{flex-direction:column;align-items:center;text-align:center;width:100%}.edit-btn{width:100%;justify-content:center}.form-row{grid-template-columns:1fr}.info-item{grid-template-columns:1fr;text-align:center}.info-icon{margin:0 auto}.link-btn{width:100%}.danger-content{flex-direction:column;text-align:center}.btn-danger{width:100%}}