.calc-container{max-width:1200px;margin:0 auto;padding:2rem}.calc-header{text-align:center;margin-bottom:3rem}.calc-header h1{font-size:2.5rem;font-weight:700;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:#fff0;margin-bottom:.5rem}.calc-header p{color:#6b7280;font-size:1.1rem}.calc-main-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:2rem}.calc-form-card{background:#fff;border-radius:1rem;box-shadow:0 10px 25px rgb(0 0 0 / .1);padding:2rem;border:1px solid #f3f4f6}.calc-form-card h2{font-size:1.5rem;font-weight:600;color:#1f2937;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem}.calc-form-card h2::before{content:"ð";font-size:1.8rem;color:#667eea}.calc-section{margin-bottom:2rem}.calc-section-title{font-size:1.2rem;font-weight:600;color:#4b5563;margin-bottom:1rem;padding-bottom:.5rem;border-bottom:2px solid #e5e7eb}.calc-input-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.calc-input-group{position:relative}.calc-input-group label{display:block;font-size:.9rem;font-weight:500;color:#374151;margin-bottom:.5rem}.calc-input{width:100%;padding:.75rem 1rem;border:2px solid #e5e7eb;border-radius:.5rem;font-size:1rem;transition:all 0.3s ease;background:#f9fafb}.calc-input:focus{outline:none;border-color:#667eea;background:#fff;box-shadow:0 0 0 3px rgb(102 126 234 / .1)}.calc-input:hover{border-color:#d1d5db}.calc-calculate-btn{width:100%;padding:1rem;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:.5rem;font-size:1.1rem;font-weight:600;cursor:pointer;transition:all 0.3s ease;position:relative;overflow:hidden}.calc-calculate-btn:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgb(102 126 234 / .3)}.calc-calculate-btn:active{transform:translateY(0)}.calc-results-card{background:#fff;border-radius:1rem;box-shadow:0 10px 25px rgb(0 0 0 / .1);padding:2rem;border:1px solid #f3f4f6;min-height:400px}.calc-results-card h2{font-size:1.5rem;font-weight:600;color:#1f2937;margin-bottom:1.5rem;display:flex;align-items:center;gap:.5rem}.calc-results-card h2::before{content:"ð";font-size:1.8rem;color:#10b981}.calc-no-results{text-align:center;padding:3rem 1rem;color:#9ca3af}.calc-no-results i{font-size:3rem;margin-bottom:1rem;opacity:.5}.calc-results-grid{display:grid;gap:1.5rem}.calc-result-item{padding:1.5rem;border-radius:.75rem;border:2px solid #fff0;transition:all 0.3s ease}.calc-result-item.primary{background:linear-gradient(135deg,#dbeafe 0%,#bfdbfe 100%);border-color:#3b82f6}.calc-result-item.secondary{background:linear-gradient(135deg,#d1fae5 0%,#a7f3d0 100%);border-color:#10b981}.calc-result-item.tertiary{background:linear-gradient(135deg,#fef3c7 0%,#fde68a 100%);border-color:#f59e0b}.calc-result-item.total{background:linear-gradient(135deg,#f3e8ff 0%,#e9d5ff 100%);border-color:#8b5cf6;position:relative;overflow:hidden}.calc-result-item.total::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,#8b5cf6,#ec4899,#8b5cf6);background-size:200% 100%;animation:shimmer 2s linear infinite}@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}.calc-result-label{font-size:.9rem;font-weight:500;color:#4b5563;margin-bottom:.5rem}.calc-result-value{font-size:2.5rem;font-weight:700;line-height:1}.calc-result-item.primary .calc-result-value{color:#1e40af}.calc-result-item.secondary .calc-result-value{color:#047857}.calc-result-item.tertiary .calc-result-value{color:#d97706}.calc-result-item.total .calc-result-value{color:#6d28d9}.calc-sticky-result{position:fixed;bottom:2rem;right:2rem;background:#fff;border-radius:1rem;box-shadow:0 20px 40px rgb(0 0 0 / .15);padding:1.5rem;border:2px solid #8b5cf6;z-index:1000;min-width:250px;transform:translateY(150%);transition:transform 0.3s ease}.calc-sticky-result.show{transform:translateY(0)}.calc-sticky-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.calc-sticky-title{font-weight:600;color:#1f2937}.calc-sticky-close{background:none;border:none;color:#6b7280;cursor:pointer;font-size:1.2rem;padding:.25rem;border-radius:.25rem;transition:all 0.2s ease}.calc-sticky-close:hover{background:#f3f4f6;color:#374151}.calc-sticky-content{background:linear-gradient(135deg,#f3e8ff 0%,#e9d5ff 100%);padding:1rem;border-radius:.5rem;text-align:center}.calc-sticky-label{font-size:.8rem;color:#6b7280;margin-bottom:.25rem}.calc-sticky-value{font-size:1.8rem;font-weight:700;color:#6d28d9}@media (max-width:768px){.calc-main-grid{grid-template-columns:1fr}.calc-input-grid{grid-template-columns:1fr}.calc-sticky-result{bottom:1rem;right:1rem;left:1rem;min-width:auto}.calc-header h1{font-size:2rem}.calc-result-value{font-size:2rem}}.calc-loading{display:inline-block;width:20px;height:20px;border:3px solid #f3f4f6;border-top:3px solid #667eea;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}