.age-calculator{min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2);position:relative;overflow-x:hidden;font-family:Noto Sans Bengali,sans-serif}.bg-decorations{position:absolute;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0}.bg-circle{position:absolute;border-radius:50%;background:#ffffff1a;animation:float 6s ease-in-out infinite}.bg-circle-1{width:200px;height:200px;top:10%;left:-5%;animation-delay:0s}.bg-circle-2{width:150px;height:150px;top:60%;right:-5%;animation-delay:2s}.bg-circle-3{width:100px;height:100px;top:30%;right:20%;animation-delay:4s}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-20px)}}.container{position:relative;z-index:1;max-width:800px;margin:0 auto;padding:2rem 1rem}.header{text-align:center;margin-bottom:3rem;animation:slideInDown .8s ease-out}.icon-wrapper{display:inline-flex;align-items:center;justify-content:center;width:80px;height:80px;background:#fff3;border-radius:50%;margin-bottom:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.3)}.calendar-icon{width:40px;height:40px;color:#fff}.title{font-size:3rem;font-weight:700;color:#fff;margin:0 0 1rem;text-shadow:0 2px 4px rgba(0,0,0,.3)}.subtitle{font-size:1.2rem;color:#ffffffe6;margin:0;line-height:1.6}.calculator-card{background:#fffffff2;border-radius:20px;padding:2.5rem;margin-bottom:2rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);box-shadow:0 20px 40px #0000001a;animation:slideInUp .8s ease-out .2s both}.form-group{margin-bottom:2rem}.label{display:flex;align-items:center;gap:.5rem;font-size:1.1rem;font-weight:600;color:#374151;margin-bottom:.75rem}.heart-icon{width:18px;height:18px;color:#ef4444}.date-input{width:100%;padding:1rem 1.25rem;border:2px solid #e5e7eb;border-radius:12px;font-size:1rem;font-family:Noto Sans Bengali,sans-serif;transition:all .3s ease;background:#fff}.date-input:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 3px #667eea1a}.button-group{display:flex;gap:1rem;align-items:center}.calculate-btn{flex:1;padding:1rem 2rem;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border:none;border-radius:12px;font-size:1.1rem;font-weight:600;font-family:Noto Sans Bengali,sans-serif;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;min-height:56px}.calculate-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 10px 25px #667eea4d}.calculate-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}.loading-spinner{width:20px;height:20px;border:2px solid rgba(255,255,255,.3);border-top:2px solid white;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.clear-btn{padding:1rem;background:#ef44441a;color:#ef4444;border:2px solid rgba(239,68,68,.2);border-radius:12px;cursor:pointer;transition:all .3s ease;display:flex;align-items:center;justify-content:center;min-width:56px;min-height:56px}.clear-btn:hover{background:#ef444433;transform:translateY(-2px)}.reset-icon{width:20px;height:20px}.results-card{background:#fffffff2;border-radius:20px;padding:2.5rem;margin-bottom:2rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);box-shadow:0 20px 40px #0000001a;animation:slideInUp .8s ease-out .4s both}.results-title{text-align:center;font-size:1.8rem;font-weight:700;color:#374151;margin:0 0 2rem}.age-display{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1.5rem;margin-bottom:2rem}.age-item{text-align:center;padding:1.5rem;background:#667eea0d;border-radius:16px;border:2px solid rgba(102,126,234,.1);transition:all .3s ease}.age-item:hover{transform:translateY(-5px);box-shadow:0 10px 25px #667eea26}.age-number{font-size:3rem;font-weight:700;margin-bottom:.5rem;background:linear-gradient(135deg,#667eea,#764ba2);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.age-label{font-size:1.1rem;font-weight:600;color:#6b7280}.summary{text-align:center;padding:1.5rem;background:#10b9810d;border-radius:12px;border:1px solid rgba(16,185,129,.2)}.summary p{font-size:1.2rem;color:#374151;margin:0;line-height:1.6}.highlight{font-weight:700;padding:.2rem .5rem;border-radius:6px}.years-highlight{background:#667eea1a;color:#667eea}.months-highlight{background:#f59e0b1a;color:#f59e0b}.days-highlight{background:#10b9811a;color:#10b981}.info-section{margin-top:3rem}.info-card{background:#fffffff2;border-radius:20px;padding:2rem;margin-bottom:2rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.3);box-shadow:0 10px 25px #0000000d}.info-title{font-size:1.5rem;font-weight:700;color:#374151;margin:0 0 1.5rem;text-align:center}.info-content p{color:#6b7280;line-height:1.8;margin-bottom:1rem}.info-content strong{color:#374151;font-weight:600}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem}.feature-item{display:flex;align-items:flex-start;gap:1rem;padding:1rem;background:#667eea05;border-radius:12px;border:1px solid rgba(102,126,234,.1)}.feature-dot{width:12px;height:12px;border-radius:50%;margin-top:.25rem;flex-shrink:0}.feature-dot.emerald{background:#10b981}.feature-dot.amber{background:#f59e0b}.feature-title{font-size:1rem;font-weight:600;color:#374151;margin:0 0 .25rem}.feature-desc{font-size:.9rem;color:#6b7280;margin:0;line-height:1.5}.links-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:2rem}.links-column{background:#667eea05;padding:1.5rem;border-radius:12px;border:1px solid rgba(102,126,234,.1)}.links-category{font-size:1.1rem;font-weight:600;color:#374151;margin:0 0 1rem}.links-list{display:flex;flex-direction:column;gap:.5rem}.link{color:#6b7280;text-decoration:none;font-size:.9rem;transition:all .3s ease;padding:.25rem 0}.link:hover{transform:translate(5px)}.link.emerald:hover{color:#10b981}.link.amber:hover{color:#f59e0b}.link.gray:hover{color:#374151}.keywords-container{display:flex;flex-wrap:wrap;gap:.75rem}.keyword-tag{background:#667eea1a;color:#667eea;padding:.5rem 1rem;border-radius:20px;font-size:.9rem;font-weight:500;border:1px solid rgba(102,126,234,.2);transition:all .3s ease}.keyword-tag:hover{background:#667eea33;transform:translateY(-2px)}.footer{text-align:center;margin-top:3rem;padding:2rem 0;border-top:1px solid rgba(255,255,255,.2)}.footer-text{font-size:1.1rem;color:#ffffffe6;margin:0 0 1rem;font-weight:500}.footer-info{display:flex;align-items:center;justify-content:center;gap:1rem;font-size:.9rem;color:#ffffffb3}@keyframes slideInDown{0%{opacity:0;transform:translateY(-30px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){.container{padding:1rem}.title{font-size:2.5rem}.subtitle{font-size:1rem}.calculator-card,.results-card{padding:1.5rem}.age-display{grid-template-columns:1fr;gap:1rem}.age-number{font-size:2.5rem}.button-group{flex-direction:column}.calculate-btn,.clear-btn{width:100%}.features-grid,.links-grid{grid-template-columns:1fr}.footer-info{flex-direction:column;gap:.5rem}}@media (max-width: 480px){.title{font-size:2rem}.calculator-card,.results-card,.info-card{padding:1rem}.age-number{font-size:2rem}.summary p{font-size:1rem}}.App{min-height:100vh;width:100%}body{font-family:Noto Sans Bengali,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 1rem}@media (min-width: 768px){.container{padding:0 2rem}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Noto Sans Bengali,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5}html{scroll-behavior:smooth}#root{min-height:100vh}