@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";:root{--gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);--gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);--gradient-4: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%)}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(to bottom,#f8fafc,#f1f5f9);min-height:100vh;color:#1e293b}.glass{background:#fffffff2;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.3)}.animated-gradient{background:linear-gradient(-45deg,#ee7752,#e73c7e,#23a6d5,#23d5ab);background-size:400% 400%;animation:gradient 15s ease infinite}@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}@keyframes blob{0%{transform:translate(0) scale(1)}33%{transform:translate(30px,-50px) scale(1.1)}66%{transform:translate(-20px,20px) scale(.9)}to{transform:translate(0) scale(1)}}.animate-blob{animation:blob 7s infinite}.animation-delay-2000{animation-delay:2s}.animation-delay-4000{animation-delay:4s}@keyframes fade-in{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fade-in 1s ease-out}.modern-form-container{background:linear-gradient(135deg,#fff,#f8f9fa);border-radius:24px;padding:32px;box-shadow:0 10px 40px #00000014,0 2px 10px #0000000a;border:1px solid rgba(255,255,255,.8);position:relative;overflow:hidden}.modern-form-container:before{content:"";position:absolute;top:-50%;right:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(102,126,234,.05) 0%,transparent 70%);animation:pulse 10s ease-in-out infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:.5}50%{transform:scale(1.1);opacity:.3}}.modern-input-group{margin-bottom:28px;position:relative}.modern-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:#475569;text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}.modern-label-badge{background:linear-gradient(135deg,#10b981,#059669);color:#fff;padding:2px 8px;border-radius:12px;font-size:10px;font-weight:700;letter-spacing:0;text-transform:none}.modern-label-hint{color:#94a3b8;font-size:11px;font-weight:400;margin-left:auto;text-transform:none;letter-spacing:0}.modern-input{width:100%;padding:16px 20px;font-size:16px;font-weight:500;border:2px solid #e2e8f0;border-radius:16px;background:#fff;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px #0000000d;position:relative}.modern-input:hover{border-color:#cbd5e1;box-shadow:0 4px 12px #00000014}.modern-input:focus{outline:none;border-color:#667eea;background:#fff;box-shadow:0 0 0 4px #667eea1a,0 4px 12px #00000014;transform:translateY(-1px)}.modern-input::placeholder{color:#cbd5e1;font-weight:400}.modern-select{width:100%;padding:16px 48px 16px 20px;font-size:16px;font-weight:500;border:2px solid #e2e8f0;border-radius:16px;background:#fff;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");background-repeat:no-repeat;background-position:right 16px center;background-size:20px;appearance:none;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 1px 3px #0000000d}.modern-select:hover{border-color:#cbd5e1;box-shadow:0 4px 12px #00000014}.modern-select:focus{outline:none;border-color:#667eea;box-shadow:0 0 0 4px #667eea1a,0 4px 12px #00000014}.quick-select-container{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.quick-select-pill{padding:8px 16px;border:2px solid #e2e8f0;border-radius:20px;background:#fff;color:#64748b;font-size:14px;font-weight:500;cursor:pointer;transition:all .2s ease;box-shadow:0 1px 3px #0000000d}.quick-select-pill:hover{border-color:#667eea;color:#667eea;transform:translateY(-2px);box-shadow:0 4px 8px #667eea26}.quick-select-pill.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:transparent;box-shadow:0 4px 12px #667eea4d}.modern-range-container{margin-top:12px}.modern-range{width:100%;height:6px;border-radius:3px;background:#e2e8f0;outline:none;-webkit-appearance:none}.modern-range::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);cursor:pointer;box-shadow:0 2px 8px #667eea4d;transition:all .2s}.modern-range::-webkit-slider-thumb:hover{transform:scale(1.2);box-shadow:0 4px 12px #667eea66}.modern-range-labels{display:flex;justify-content:space-between;margin-top:8px;font-size:12px;color:#94a3b8}.modern-calculate-btn{width:100%;padding:18px 32px;margin-top:32px;font-size:18px;font-weight:700;color:#fff;background:linear-gradient(135deg,#667eea,#764ba2);border:none;border-radius:16px;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 10px 30px #667eea4d,0 1px 2px #0000001a;position:relative;overflow:hidden}.modern-calculate-btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#fff3;transform:translate(-50%,-50%);transition:width .6s,height .6s}.modern-calculate-btn:hover{transform:translateY(-2px);box-shadow:0 15px 40px #667eea66,0 2px 4px #0000001a}.modern-calculate-btn:active{transform:translateY(0)}.modern-calculate-btn:hover:before{width:300px;height:300px}.info-tooltip{position:relative;display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;background:#e2e8f0;color:#64748b;border-radius:50%;font-size:10px;font-weight:700;cursor:help;transition:all .2s}.info-tooltip:hover{background:#667eea;color:#fff;transform:scale(1.1)}.info-tooltip-content{position:absolute;bottom:24px;left:50%;transform:translate(-50%);background:#1e293b;color:#fff;padding:8px 12px;border-radius:8px;font-size:12px;white-space:nowrap;opacity:0;visibility:hidden;transition:all .3s;z-index:1000}.info-tooltip:hover .info-tooltip-content{opacity:1;visibility:visible;bottom:28px}.modern-input-with-icon{position:relative}.modern-input-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:#94a3b8;font-size:20px;pointer-events:none}.modern-input-with-icon .modern-input{padding-left:48px}.modern-input.error{border-color:#ef4444;background:#fef2f2}.modern-input.error:focus{border-color:#ef4444;box-shadow:0 0 0 4px #ef44441a,0 4px 12px #00000014}.error-message{display:flex;align-items:center;gap:6px;color:#ef4444;font-size:13px;margin-top:8px}.modern-input.success{border-color:#10b981;background:#f0fdf4}.modern-calculate-btn.loading{pointer-events:none;opacity:.7}.modern-calculate-btn.loading:after{content:"";position:absolute;width:20px;height:20px;margin:auto;inset:0;border:2px solid transparent;border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@media (max-width: 768px){.modern-form-container{padding:20px;border-radius:16px}.modern-input,.modern-select{padding:14px 16px;font-size:15px}.modern-calculate-btn{padding:16px 24px;font-size:16px}}.footer{background:#1f2937;color:#fff;margin-top:60px}.footer-container{max-width:1200px;margin:0 auto;padding:40px 20px 20px}.footer-content{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:40px;margin-bottom:30px}.footer-section h3{margin-bottom:15px;font-size:18px}.footer-section ul{list-style:none}.footer-section li{margin-bottom:10px}.footer-section a{color:#d1d5db;text-decoration:none;font-size:14px;transition:color .3s}.footer-section a:hover{color:#fff}.footer-section p{color:#d1d5db;font-size:14px;line-height:1.6}.footer-bottom{padding-top:20px;border-top:1px solid #374151;text-align:center}.footer-bottom p{color:#9ca3af;font-size:14px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-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;background:#f5f5f5}#root{width:100%}.app{min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;max-width:1200px;margin:0 auto;padding:20px;width:100%}.calculator-container{background:#fff;border-radius:12px;padding:30px;box-shadow:0 2px 10px #00000014;margin-bottom:20px}.calculator-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-top:20px}.input-group{margin-bottom:20px}.input-group label{display:block;margin-bottom:8px;font-weight:500;color:#333}.input-group input,.input-group select{width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;font-size:16px;transition:border-color .3s}.input-group input:focus,.input-group select:focus{outline:none;border-color:#4f46e5}.btn{padding:12px 24px;border:none;border-radius:8px;font-size:16px;font-weight:600;cursor:pointer;transition:all .3s}.btn-primary{background:#4f46e5;color:#fff}.btn-primary:hover{background:#4338ca;transform:translateY(-2px);box-shadow:0 4px 12px #4f46e54d}.btn-block{width:100%}.result-card{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:25px;border-radius:12px;margin-top:20px}.result-main{text-align:center;margin-bottom:20px}.result-label{font-size:14px;opacity:.9;margin-bottom:5px}.result-value{font-size:36px;font-weight:700}.result-details{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:15px;padding-top:20px;border-top:1px solid rgba(255,255,255,.2)}.result-item{text-align:center}.result-item-label{font-size:12px;opacity:.9;margin-bottom:5px}.result-item-value{font-size:20px;font-weight:600}.home-hero{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:60px 20px;border-radius:12px;text-align:center;margin-bottom:40px}.home-hero h1{font-size:48px;margin-bottom:20px}.home-hero p{font-size:20px;opacity:.9}.calculator-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px;margin-top:40px}.calculator-card{background:#fff;padding:25px;border-radius:12px;box-shadow:0 2px 10px #00000014;transition:all .3s;text-decoration:none;color:inherit}.calculator-card:hover{transform:translateY(-5px);box-shadow:0 5px 20px #00000026}.calculator-card-icon{font-size:48px;margin-bottom:15px}.calculator-card h3{font-size:20px;margin-bottom:10px;color:#333}.calculator-card p{color:#666;font-size:14px;line-height:1.5}@media (max-width: 768px){.main-content{padding:10px}.calculator-container{padding:20px}.home-hero h1{font-size:32px}.home-hero p{font-size:16px}.result-value{font-size:28px}}