:root{--primary: #3a86ff;--primary-dark: #2667cc;--secondary: #8338ec;--accent: #ff006e;--light: #f8f9fa;--dark: #212529;--gray: #6c757d;--light-gray: #e9ecef;--success: #38b000;--shadow: 0 10px 30px rgba(0, 0, 0, .08);--border-radius: 12px;--transition: all .3s ease}*{margin:0;padding:0;box-sizing:border-box}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}@keyframes slideInLeft{0%{opacity:0;transform:translate(-50px)}to{opacity:1;transform:translate(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(50px)}to{opacity:1;transform:translate(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.8)}to{opacity:1;transform:scale(1)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes bounce{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-10px)}60%{transform:translateY(-5px)}}body{font-family:Inter,sans-serif;color:var(--dark);line-height:1.6;background-color:#fefefe;overflow-x:hidden;scroll-behavior:smooth}.animate-on-scroll{opacity:0;transition:all .6s ease-out}.animate-on-scroll.visible{opacity:1}.fade-in-up{animation:fadeInUp .6s ease-out forwards}.slide-in-left{animation:slideInLeft .6s ease-out forwards}.slide-in-right{animation:slideInRight .6s ease-out forwards}.scale-in{animation:scaleIn .5s ease-out forwards}.stagger-delay-1{animation-delay:.1s}.stagger-delay-2{animation-delay:.2s}.stagger-delay-3{animation-delay:.3s}.stagger-delay-4{animation-delay:.4s}.stagger-delay-5{animation-delay:.5s}.stagger-delay-6{animation-delay:.6s}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}header{background-color:#fff;box-shadow:var(--shadow);position:fixed;width:100%;top:0;z-index:1000;padding:15px 0}.header-container{display:flex;justify-content:space-between;align-items:center}.logo{display:flex;align-items:center;gap:12px;text-decoration:none}.logo-icon{width:40px;height:40px;background:linear-gradient(135deg,var(--primary),var(--secondary));border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.4rem}.logo-text{font-size:1.8rem;font-weight:700;color:var(--dark)}.logo-text span{color:var(--primary)}nav ul{display:flex;list-style:none;gap:30px}nav a{text-decoration:none;color:var(--dark);font-weight:500;font-size:1rem;transition:var(--transition);position:relative}nav a:hover{color:var(--primary)}nav a:after{content:"";position:absolute;bottom:-5px;left:0;width:0;height:2px;background-color:var(--primary);transition:var(--transition)}nav a:hover:after{width:100%}.contact-header{display:flex;align-items:center;gap:10px;color:var(--primary);font-weight:600}.contact-header i{font-size:1.2rem}.mobile-menu-btn{display:none;background:none;border:none;font-size:1.5rem;color:var(--dark);cursor:pointer}.hero{padding:180px 0 100px;background:linear-gradient(135deg,#f8f9fa 0%,#e9ecef 100%);position:relative;overflow:hidden}.hero-bg{position:absolute;top:0;right:0;width:50%;height:100%;background:linear-gradient(45deg,rgba(58,134,255,.05),rgba(131,56,236,.05));clip-path:polygon(25% 0%,100% 0%,100% 100%,0% 100%);overflow:hidden}.hero-bg-image{width:100%;height:100%;object-fit:cover;opacity:.15;filter:grayscale(50%) blur(1px)}.hero-container{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}.hero-content h1{font-size:3.2rem;line-height:1.2;margin-bottom:20px;color:var(--dark)}.hero-content h1 span{color:var(--primary)}.hero-content p{font-size:1.2rem;color:var(--gray);margin-bottom:30px}.highlight{background-color:#3a86ff1a;color:var(--primary);padding:3px 8px;border-radius:5px;font-weight:600}.cta-buttons{display:flex;gap:20px;margin-top:40px}.btn{padding:15px 30px;border-radius:var(--border-radius);font-weight:600;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:10px;transition:var(--transition);cursor:pointer;border:none;font-size:1rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--primary-dark);transform:translateY(-3px);box-shadow:var(--shadow)}.btn-secondary{background-color:#fff;color:var(--primary);border:2px solid var(--primary)}.btn-secondary:hover{background-color:var(--light-gray);transform:translateY(-3px);box-shadow:var(--shadow)}.hero-image{position:relative}.profile-card{background-color:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow);padding:30px;position:relative;z-index:1}.profile-header{display:flex;align-items:center;gap:20px;margin-bottom:25px}.profile-img{width:100px;height:100px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;color:#fff;font-size:2.5rem;font-weight:700;overflow:hidden;box-shadow:0 5px 20px #3a86ff4d}.profile-img img{width:100%;height:100%;object-fit:cover}.profile-info h3{font-size:1.8rem;margin-bottom:5px}.profile-info p{color:var(--gray);font-size:1rem}.contact-info{display:flex;flex-direction:column;gap:15px}.contact-item{display:flex;align-items:center;gap:10px}.contact-item i{width:40px;height:40px;background-color:var(--light-gray);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary)}.services{padding:100px 0;background-color:#fff}.section-header{text-align:center;margin-bottom:60px;position:relative}.section-icon{width:100%;height:150px;margin-bottom:20px;border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow)}.section-decoration{width:100%;height:100%;object-fit:cover;opacity:.3;filter:grayscale(30%)}.section-header h2{font-size:2.5rem;margin-bottom:15px;color:var(--dark)}.section-header p{font-size:1.1rem;color:var(--gray);max-width:600px;margin:0 auto}.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:30px}.service-card{background-color:#fff;border-radius:var(--border-radius);padding:0;box-shadow:var(--shadow);transition:var(--transition);border-top:4px solid transparent;overflow:hidden;animation:fadeInUp .6s ease-out 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img{transform:scale(1.1)}.service-card>.service-icon,.service-card>h3,.service-card>p,.service-card>a,.service-card>ul{margin-left:30px;margin-right:30px}.service-card>.service-icon{margin-top:25px;position:relative;top:-35px;margin-bottom:-10px;background-color:#fff;box-shadow:0 5px 20px #00000026}.service-card>a,.service-card>ul{margin-bottom:30px}.service-card:hover{transform:translateY(-10px);border-top-color:var(--primary)}.service-icon{width:70px;height:70px;background-color:#3a86ff1a;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:25px;color:var(--primary);font-size:1.8rem}.service-card h3{font-size:1.5rem;margin-bottom:15px}.service-card p{color:var(--gray);margin-bottom:20px}.featured-service{background:linear-gradient(135deg,rgba(58,134,255,.05),rgba(131,56,236,.05));border-top:4px solid var(--secondary)}.featured-image{height:200px;position:relative;overflow:hidden}.featured-image img{filter:brightness(1.1)}.featured-image:after{content:"";position:absolute;inset:0;background:linear-gradient(135deg,rgba(58,134,255,.3),rgba(131,56,236,.3));pointer-events:none}.featured-image:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transform:rotate(45deg);animation:shimmer 3s infinite;z-index:2}.featured-service .service-icon{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#fff}.service-features{list-style:none;margin:20px 0}.service-features li{display:flex;align-items:center;gap:10px;margin-bottom:10px;color:var(--dark)}.service-features i{color:var(--success);font-size:.9rem}.projects{padding:100px 0;background-color:var(--light)}.loading-spinner{text-align:center;padding:60px 0;color:var(--gray)}.loading-spinner i{font-size:3rem;margin-bottom:20px;color:var(--primary)}.projects-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:30px;margin-bottom:50px}.project-card{background-color:#fff;border-radius:var(--border-radius);padding:30px;box-shadow:var(--shadow);transition:var(--transition);display:flex;flex-direction:column;border-left:4px solid var(--primary)}.project-card:hover{transform:translateY(-8px);box-shadow:0 15px 40px #0000001f}.project-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.project-icon{width:50px;height:50px;background-color:#3a86ff1a;border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:1.5rem}.project-stats{display:flex;gap:15px}.stat{display:flex;align-items:center;gap:5px;color:var(--gray);font-size:.9rem}.stat i{color:var(--accent)}.project-card h3{font-size:1.4rem;margin-bottom:12px;color:var(--dark)}.project-description{color:var(--gray);margin-bottom:15px;flex-grow:1;min-height:60px}.project-footer{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid var(--light-gray)}.project-language{display:flex;align-items:center;gap:8px;color:var(--dark);font-weight:500;font-size:.9rem}.project-language i{font-size:.6rem;color:var(--primary)}.project-updated{color:var(--gray);font-size:.85rem}.project-topics{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.topic{background-color:#3a86ff1a;color:var(--primary);padding:5px 12px;border-radius:15px;font-size:.8rem;font-weight:500}.btn-small{padding:10px 20px;font-size:.9rem}.github-cta{text-align:center;margin-top:50px;padding:40px;background-color:#fff;border-radius:var(--border-radius);box-shadow:var(--shadow)}.github-cta p{font-size:1.2rem;color:var(--dark);margin-bottom:20px}.visit-counter{background-color:#3a86ff0d;border-radius:8px;padding:8px!important}.visit-counter i{background-color:var(--primary)!important;color:#fff!important}.videos{padding:100px 0;background-color:#fff}.category-filter{display:flex;justify-content:center;flex-wrap:wrap;gap:15px;margin-bottom:50px}.category-btn{padding:12px 25px;border:2px solid var(--light-gray);background-color:#fff;color:var(--dark);border-radius:25px;font-weight:500;cursor:pointer;transition:var(--transition)}.category-btn:hover{border-color:var(--primary);color:var(--primary)}.category-btn.active{background-color:var(--primary);color:#fff;border-color:var(--primary)}.videos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:30px;margin-bottom:40px}.video-card{background-color:#fff;border-radius:var(--border-radius);overflow:hidden;box-shadow:var(--shadow);transition:var(--transition)}.video-card:hover{transform:translateY(-8px);box-shadow:0 15px 40px #00000026}.video-thumbnail{position:relative;width:100%;height:200px;overflow:hidden}.video-thumbnail img{width:100%;height:100%;object-fit:cover}.video-duration{position:absolute;bottom:10px;right:10px;background-color:#000c;color:#fff;padding:5px 10px;border-radius:5px;font-size:.85rem;font-weight:500}.video-badge{position:absolute;top:10px;left:10px;background-color:var(--success);color:#fff;padding:5px 12px;border-radius:20px;font-size:.8rem;font-weight:500;display:flex;align-items:center;gap:5px}.course-status-badge{position:absolute;top:10px;right:10px;padding:6px 14px;border-radius:20px;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 2px 8px #0003}.status-available{background:linear-gradient(135deg,#38b000 0%,#2d8600 100%);color:#fff}.status-in-creation{background:linear-gradient(135deg,#ff9800 0%,#f57c00 100%);color:#fff;animation:pulse 2s ease-in-out infinite}.status-purchased{background:linear-gradient(135deg,#4caf50 0%,#2e7d32 100%);color:#fff}.video-content{padding:25px}.video-category{display:inline-block;background-color:#3a86ff1a;color:var(--primary);padding:5px 12px;border-radius:15px;font-size:.8rem;font-weight:600;margin-bottom:12px}.video-card h3{font-size:1.3rem;margin-bottom:12px;color:var(--dark);line-height:1.4}.video-description{color:var(--gray);font-size:.95rem;line-height:1.6;margin-bottom:15px}.course-info-box{background:linear-gradient(135deg,#f5f7fa 0%,#e8eef5 100%);border-radius:12px;padding:15px;margin-bottom:15px;border:2px solid #e0e7ef}.course-date{display:flex;align-items:center;gap:10px;color:var(--dark);font-size:.9rem}.course-date i{color:var(--primary);font-size:1.1rem}.countdown-container{text-align:center}.countdown-label{display:flex;align-items:center;justify-content:center;gap:8px;color:#ff9800;font-weight:600;font-size:.9rem;margin-bottom:10px}.countdown-label i{font-size:1.1rem;animation:pulse 1.5s ease-in-out infinite}.countdown-timer{font-size:1.5rem;font-weight:700;color:#f57c00;font-family:Courier New,monospace;letter-spacing:2px;background:linear-gradient(135deg,#fff3e0 0%,#ffe0b2 100%);padding:12px 20px;border-radius:8px;margin-bottom:8px;box-shadow:inset 0 2px 4px #0000001a;animation:shimmer 2s ease-in-out infinite}.countdown-note{color:#666;font-size:.8rem;margin:8px 0 0;font-style:italic}.video-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;padding-bottom:15px;border-bottom:1px solid var(--light-gray)}.video-instructor{display:flex;align-items:center;gap:8px;color:var(--gray);font-size:.9rem}.video-instructor i{color:var(--primary)}.video-rating{display:flex;align-items:center;gap:5px}.video-rating i{color:#ffc107;font-size:.9rem}.video-rating span{color:var(--dark);font-weight:600;margin-left:5px}.video-stats{color:var(--gray);font-size:.9rem;margin-bottom:15px}.video-stats i{margin-right:5px}.video-footer{display:flex;justify-content:space-between;align-items:center;margin-top:20px}.video-price{display:flex;flex-direction:column}.video-price .price{font-size:1.8rem;font-weight:700;color:var(--primary)}.btn-success{background-color:var(--success);color:#fff;border:none}.btn-success:hover{background-color:#2d8600}.btn-disabled{background-color:#ccc;color:#666;border:none;cursor:not-allowed;opacity:.6}.btn-disabled:hover{background-color:#ccc;transform:none}.video-info-box{background-color:#3a86ff1a;padding:20px;border-radius:var(--border-radius);display:flex;align-items:center;gap:15px;margin-top:40px}.video-info-box i{font-size:1.5rem;color:var(--primary)}.video-info-box p{margin:0;color:var(--dark)}.notes-section{padding:100px 0;background-color:var(--light)}.notes-container{max-width:900px;margin:0 auto}.add-note-section{margin-bottom:50px}.add-note-section>.btn{margin-bottom:20px}.note-form{background-color:#fff;padding:30px;border-radius:var(--border-radius);box-shadow:var(--shadow)}.note-form h3{margin-bottom:25px;color:var(--dark)}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:600;color:var(--dark)}.form-group input,.form-group textarea{width:100%;padding:12px 15px;border:2px solid var(--light-gray);border-radius:8px;font-family:inherit;font-size:1rem;transition:var(--transition)}.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary)}.form-group textarea{resize:vertical;min-height:100px}.notes-list{display:flex;flex-direction:column;gap:20px}.note-card{background-color:#fff;padding:25px;border-radius:var(--border-radius);box-shadow:var(--shadow);transition:var(--transition)}.note-card:hover{box-shadow:0 15px 40px #0000001f}.note-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px}.note-author{display:flex;align-items:center;gap:15px}.author-avatar{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--secondary));display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:1.3rem}.author-info h4{margin:0;color:var(--dark);font-size:1.1rem}.note-date{color:var(--gray);font-size:.85rem}.delete-btn{background-color:transparent;border:none;color:var(--gray);cursor:pointer;padding:8px 12px;border-radius:8px;transition:var(--transition)}.delete-btn:hover{background-color:#ff006e1a;color:var(--accent)}.note-content{color:var(--dark);line-height:1.6;margin-bottom:15px;white-space:pre-wrap}.note-actions{display:flex;gap:15px}.like-btn{background-color:transparent;border:2px solid var(--light-gray);color:var(--dark);padding:8px 16px;border-radius:20px;cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:500;transition:var(--transition)}.like-btn:hover{background-color:var(--primary);color:#fff;border-color:var(--primary)}.like-btn i{font-size:.9rem}.empty-notes{text-align:center;padding:80px 20px;color:var(--gray)}.empty-notes i{font-size:4rem;margin-bottom:20px;opacity:.3}.empty-notes p{font-size:1.2rem}footer{background-color:var(--dark);color:#fff;padding:80px 0 30px}.footer-container{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:50px;margin-bottom:50px}.footer-logo{font-size:2rem;font-weight:700;margin-bottom:20px}.footer-logo span{color:var(--primary)}.footer-about p{margin-bottom:25px;color:#b0b7c3}.social-links{display:flex;gap:15px}.social-link{width:40px;height:40px;background-color:#ffffff1a;border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;text-decoration:none;transition:var(--transition)}.social-link:hover{background-color:var(--primary);transform:translateY(-3px)}.footer-heading{font-size:1.3rem;margin-bottom:25px;position:relative;padding-bottom:10px}.footer-heading:after{content:"";position:absolute;bottom:0;left:0;width:50px;height:2px;background-color:var(--primary)}.footer-links ul{list-style:none}.footer-links li{margin-bottom:12px}.footer-links a{color:#b0b7c3;text-decoration:none;transition:var(--transition)}.footer-links a:hover{color:var(--primary);padding-left:5px}.contact-details{display:flex;flex-direction:column;gap:15px}.contact-details div{display:flex;align-items:center;gap:15px;color:#b0b7c3}.contact-details i{color:var(--primary);font-size:1.2rem}.copyright{text-align:center;padding-top:30px;border-top:1px solid rgba(255,255,255,.1);color:#b0b7c3;font-size:.9rem}@media (max-width: 992px){.hero-container{grid-template-columns:1fr;gap:40px}.hero-content h1{font-size:2.8rem}.hero-bg{width:70%}.projects-grid,.videos-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr))}.category-filter{gap:10px}}@media (max-width: 768px){nav ul{display:none}.mobile-menu-btn{display:block}.contact-header span{display:none}.hero{padding:150px 0 80px}.hero-content h1{font-size:2.3rem}.cta-buttons{flex-direction:column;gap:15px}.btn{width:100%;justify-content:center}.services-grid{grid-template-columns:1fr}.section-header h2{font-size:2rem}.projects-grid{grid-template-columns:1fr}.project-card{padding:25px}.videos-grid{grid-template-columns:1fr}.video-footer{flex-direction:column;gap:15px;align-items:stretch}.video-footer .btn{width:100%}.category-btn{padding:10px 18px;font-size:.9rem}.note-form,.note-card{padding:20px}.author-avatar{width:40px;height:40px;font-size:1.1rem}}