@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap";*{box-sizing:border-box}body{margin:0;padding:0;font-family:Inter,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:linear-gradient(135deg,#0f172a 0%,#1e293b 50%,#0f172a 100%);color:#e2e8f0;min-height:100vh;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}#header{text-align:center;display:flex;flex-direction:column;align-items:center;margin:-1rem 0 0;padding:0;line-height:1;animation:fadeInDown .6s ease-out}#header img{width:25rem;height:25rem;object-fit:contain;background-color:transparent;display:block;margin:0;padding:0;filter:drop-shadow(0 8px 24px rgba(59,130,246,.3));transition:transform .3s ease}#header h1{font-size:2.5rem;font-weight:700;margin:-.5rem 0 0;padding:0;background:linear-gradient(135deg,#3b82f6 0%,#60a5fa 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}#user-input{padding:2rem;max-width:35rem;margin:.5rem auto 2rem;border-radius:16px;background:rgba(30,41,59,.5);border:1px solid rgba(148,163,184,.2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff1a,0 0 20px #3b82f61a;animation:fadeInUp .6s ease-out .2s both}.input-group{display:flex;justify-content:space-between;gap:1.5rem;margin-bottom:1.5rem}.input-group:last-of-type{margin-bottom:0}#user-input label{display:block;margin-bottom:.5rem;font-family:Inter,sans-serif;font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:#94a3b8}#user-input input{width:100%;padding:.75rem 1rem;border:1px solid rgba(148,163,184,.3);border-radius:8px;background-color:#0f172a66;color:#e2e8f0;font-size:1rem;font-weight:500;transition:all .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}#user-input input:focus{outline:none;border-color:#3b82f699;background-color:#0f172a99;box-shadow:0 0 0 3px #3b82f61a,inset 0 0 10px #3b82f61a}#user-input input:hover{border-color:#3b82f666}#user-input input[type=number]::-webkit-outer-spin-button,#user-input input[type=number]::-webkit-inner-spin-button{opacity:1}#result{max-width:55rem;margin:2rem auto;padding:2rem;border-radius:16px;border-collapse:collapse;background:rgba(30,41,59,.5);border:1px solid rgba(148,163,184,.2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 8px 32px #0000004d,inset 0 1px #ffffff1a,0 0 20px #3b82f61a;animation:fadeInUp .6s ease-out .4s both}#result thead{border-bottom:2px solid rgba(59,130,246,.3)}#result thead tr{background:rgba(59,130,246,.1)}#result thead th{font-size:.8rem;color:#60a5fa;font-weight:600;text-transform:uppercase;letter-spacing:.5px;padding:1rem;text-align:right}#result thead th:first-child{text-align:left}#result tbody tr{border-bottom:1px solid rgba(148,163,184,.1);transition:all .2s ease}#result tbody tr:hover{background-color:#3b82f614}#result tbody tr:last-child{border-bottom:none}#result tbody td{font-family:Inter,sans-serif;font-size:.95rem;color:#cbd5e1;font-weight:500;padding:.875rem 1rem;text-align:right}#result tbody td:first-child{text-align:left;color:#60a5fa;font-weight:600}.center{text-align:center;max-width:35rem;margin:2rem auto;padding:1.5rem;border-radius:12px;background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.3);color:#fca5a5;font-weight:500;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);animation:fadeInUp .6s ease-out .2s both}@keyframes fadeInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media (max-width: 768px){#header h1{font-size:2rem}#user-input{margin:1.5rem;padding:1.5rem}.input-group{flex-direction:column;gap:1rem}#result{margin:1.5rem 1rem;padding:1.5rem 1rem;font-size:.85rem}#result thead th,#result tbody td{padding:.75rem .5rem}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(15,23,42,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:grid;place-items:center;z-index:1000;padding:1rem;animation:modalFadeIn .3s ease-out}.modal-content{background:rgba(30,41,59,.98);border:1px solid rgba(148,163,184,.2);border-radius:24px;max-width:540px;width:100%;padding:2.5rem;box-shadow:0 25px 50px -12px #00000080,0 0 40px #3b82f61a;position:relative;animation:modalScaleUp .4s cubic-bezier(.34,1.56,.64,1)}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:2rem;border-bottom:1px solid rgba(148,163,184,.1);padding-bottom:1.5rem}.modal-header h2{margin:0;font-size:1.75rem;background:linear-gradient(135deg,#60a5fa 0%,#3b82f6 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;font-weight:800;letter-spacing:-.5px}.close-btn{background:rgba(248,113,113,.1);border:none;color:#f87171;width:2.5rem;height:2.5rem;border-radius:12px;font-size:1.5rem;cursor:pointer;display:grid;place-items:center;transition:all .2s cubic-bezier(.4,0,.2,1)}.close-btn:hover{background:#f87171;color:#fff;transform:rotate(90deg)}.modal-body section{margin-bottom:1.75rem}.modal-body h3{font-size:1.1rem;margin-bottom:.5rem;display:flex;align-items:center;gap:.75rem;color:#f1f5f9;font-weight:600}.modal-body p{font-size:.95rem;color:#94a3b8;line-height:1.6;margin:0}.modal-body .icon{font-size:1.25rem;background:rgba(59,130,246,.1);width:2.5rem;height:2.5rem;display:grid;place-items:center;border-radius:8px}.pro-tip{background:linear-gradient(135deg,rgba(59,130,246,.15) 0%,rgba(37,99,235,.05) 100%);border:1px solid rgba(59,130,246,.2);border-radius:16px;padding:1.5rem;margin-top:2rem}.pro-tip p{color:#93c5fd;font-size:.9rem;margin:0;font-style:italic}.modal-footer{margin-top:2.5rem;display:flex;justify-content:flex-end}.done-btn{background:#3b82f6;color:#fff;border:none;border-radius:12px;padding:1rem 2.5rem;font-size:1rem;font-weight:600;cursor:pointer;box-shadow:0 4px 15px #3b82f64d;transition:all .3s cubic-bezier(.4,0,.2,1)}.done-btn:hover{background:#2563eb;transform:translateY(-4px);box-shadow:0 8px 25px #3b82f666}.help-btn-trigger{position:absolute;top:1.5rem;right:1.5rem;background:rgba(30,41,59,.6);border:1px solid rgba(148,163,184,.2);color:#60a5fa;border-radius:14px;padding:.75rem 1.25rem;font-size:.9rem;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:.5rem;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);transition:all .3s cubic-bezier(.4,0,.2,1);z-index:100;box-shadow:0 4px 20px #0003}.help-btn-trigger:before{content:"?";background:rgba(59,130,246,.2);width:1.5rem;height:1.5rem;border-radius:6px;display:grid;place-items:center;font-weight:800}.help-btn-trigger:hover{background:rgba(59,130,246,.1);border-color:#60a5fa;transform:translateY(-2px);box-shadow:0 6px 25px #3b82f640}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}@keyframes modalScaleUp{0%{opacity:0;transform:scale(.95) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}@media (max-width: 640px){.help-btn-trigger{top:1rem;right:1rem;padding:.5rem 1rem}.help-btn-trigger span{display:none}.modal-content{padding:2rem 1.5rem;border-radius:20px}.modal-header h2{font-size:1.5rem}}