*{margin:0;padding:0;box-sizing:border-box}body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;color:#333;line-height:1.6;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 50%,rgba(120,119,198,.3) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(255,255,255,.1) 0%,transparent 50%),radial-gradient(circle at 40% 80%,rgba(120,119,198,.2) 0%,transparent 50%);animation:backgroundFloat 20s ease-in-out infinite;z-index:-1}@keyframes backgroundFloat{0%,to{transform:translateY(0) rotate(0);opacity:1}50%{transform:translateY(-20px) rotate(10deg);opacity:.8}}.container{max-width:1200px;margin:0 auto;padding:2rem;display:flex;align-items:center;justify-content:center;min-height:100vh}.welcome-section{background:#fffffff2;padding:3rem;border-radius:20px;box-shadow:0 20px 60px #0000001a,0 8px 25px #00000014;text-align:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);animation:slideUp 1s ease-out;position:relative;overflow:hidden}.welcome-section:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);animation:shimmer 3s infinite}@keyframes shimmer{0%{left:-100%}to{left:100%}}@keyframes slideUp{0%{opacity:0;transform:translateY(50px)}to{opacity:1;transform:translateY(0)}}.welcome-section h1{font-size:3rem;color:#2c3e50;margin-bottom:1rem;font-weight:700;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;animation:fadeInUp 1s ease-out .2s both}.welcome-section>p{font-size:1.3rem;color:#666;margin-bottom:2.5rem;font-weight:300;animation:fadeInUp 1s ease-out .4s both}.action-buttons{display:flex;gap:1.5rem;justify-content:center;margin-bottom:3rem;animation:fadeInUp 1s ease-out .6s both}.btn{display:inline-block;padding:1rem 2rem;border:none;border-radius:12px;text-decoration:none;text-align:center;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all .4s cubic-bezier(.25,.46,.45,.94);position:relative;overflow:hidden;min-width:180px;text-transform:uppercase;letter-spacing:1px}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}.btn:hover:before{left:100%}.btn-primary{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;box-shadow:0 8px 25px #667eea4d}.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 15px 35px #667eea66}.btn-secondary{background:linear-gradient(135deg,#f093fb,#f5576c);color:#fff;box-shadow:0 8px 25px #f093fb4d}.btn-secondary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 15px 35px #f093fb66}.features{animation:fadeInUp 1s ease-out .8s both}.features h2{font-size:2.2rem;color:#2c3e50;margin-bottom:2rem;font-weight:600;position:relative}.features h2:after{content:"";position:absolute;bottom:-10px;left:50%;transform:translate(-50%);width:80px;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);border-radius:2px}.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;margin-top:2rem}.feature-card{background:#fffc;padding:2rem;border-radius:15px;box-shadow:0 8px 25px #00000014;transition:all .4s ease;border:1px solid rgba(255,255,255,.3);position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(135deg,#667eea,#764ba2);transform:scaleX(0);transition:transform .4s ease}.feature-card:hover:before{transform:scaleX(1)}.feature-card:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 15px 40px #00000026;background:#fffffff2}.feature-card h3{font-size:1.4rem;color:#2c3e50;margin-bottom:1rem;font-weight:600}.feature-card p{color:#666;font-size:1rem;line-height:1.6}.modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .3s ease;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.modal-content{background:#fff;padding:2.5rem;border-radius:20px;box-shadow:0 20px 60px #0000004d;max-width:500px;width:90%;position:relative;animation:modalSlideIn .4s cubic-bezier(.25,.46,.45,.94)}@keyframes modalSlideIn{0%{opacity:0;transform:translateY(-50px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.modal-content h2{font-size:1.8rem;color:#2c3e50;margin-bottom:1.5rem;font-weight:600}.modal-content p{color:#666;margin-bottom:1rem;font-size:1rem;line-height:1.6}.modal-content ul{color:#666;margin:1.5rem 0;padding-left:2rem}.modal-content li{margin-bottom:.5rem;font-size:1rem}.close{position:absolute;top:1rem;right:1.5rem;font-size:2rem;color:#999;cursor:pointer;transition:all .3s ease;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%}.close:hover{color:#333;background:#0000001a;transform:rotate(90deg)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@media (max-width: 768px){.container{padding:1rem}.welcome-section{padding:2rem;margin:1rem 0}.welcome-section h1{font-size:2.5rem}.welcome-section>p{font-size:1.1rem}.action-buttons{flex-direction:column;align-items:center;gap:1rem}.btn{width:100%;max-width:300px}.features h2{font-size:1.8rem}.feature-grid{grid-template-columns:1fr;gap:1.5rem}.feature-card{padding:1.5rem}.modal-content{padding:2rem;margin:1rem}}@media (max-width: 480px){.welcome-section{padding:1.5rem}.welcome-section h1{font-size:2rem}.welcome-section>p{font-size:1rem}.btn{padding:.8rem 1.5rem;font-size:1rem}.features h2{font-size:1.6rem}.feature-card h3{font-size:1.2rem}.feature-card p{font-size:.9rem}.modal-content{padding:1.5rem}.modal-content h2{font-size:1.5rem}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.btn:focus,.close:focus{outline:3px solid rgba(102,126,234,.5);outline-offset:2px}@media print{body{background:#fff;color:#000}.welcome-section{background:#fff;box-shadow:none}.modal{display:none}.btn{border:2px solid #333;color:#333;background:#fff}}