/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000}::backdrop{--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.fixed{position:fixed}.relative{position:relative}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.grid{display:grid}.hidden{display:none}.table{display:table}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}}.sliderReadout{width:130px;color:var(--blue);text-align:right;background:0 0;border:0;padding:2px 0}.sliderReadout:focus{background:#1b1b1d;border-radius:3px;outline:1px solid #4fa6e3}:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--card:#242424;--line:#484848;--blue:#61ade6;--green:#57c779;--red:#ff6b6b}*{box-sizing:border-box}body{color:#f1f1f3;background:radial-gradient(circle at 50% -20%,#292929,#131313 46%);margin:0;font:14px -apple-system,BlinkMacSystemFont,SF Pro Text,Segoe UI,sans-serif}button,input{font:inherit}main{max-width:1500px;margin:auto;padding:22px 24px 50px}.top{grid-template-columns:400px 1fr;gap:12px;display:grid}.card{border:1px solid var(--line);background:linear-gradient(145deg,#292929,#222);border-radius:12px;padding:16px;box-shadow:inset 0 1px #ffffff09}h1{margin:0 0 16px;font-size:24px}h2{margin:20px 0 12px;font-size:20px}h3{margin:0 0 16px;font-size:16px}.title{justify-content:space-between;align-items:center;display:flex}.title h1{margin:0}.seg{border:1px solid #5c5c60;border-radius:7px;width:max-content;max-width:100%;margin-bottom:12px;display:flex;overflow:auto}.seg button{color:#eee;white-space:nowrap;cursor:pointer;background:linear-gradient(#38383a,#29292b);border:0;border-right:1px solid #555;padding:7px 12px;font-size:12px}.seg button:last-child{border:0}.seg .on{background:linear-gradient(#3986c2,#22679d);box-shadow:inset 0 0 0 1px #ffffff1f}.fields{gap:15px;margin-top:18px;display:grid}.fields label{gap:6px;font-size:15px;display:grid}.fields input{color:#fff;background:#19191b;border:1px solid #5a5a5e;border-radius:6px;height:30px;padding:4px 8px}.fields input:focus{border-color:#4a9ed8;outline:3px solid #3a93d54d}.hint{color:#a5a5aa;margin:10px 0 12px;padding:4px 0;line-height:1.4}.calculate{color:#fff;background:linear-gradient(#30a1ed,#1474bc);border:1px solid #3595d9;border-radius:8px;width:100%;padding:8px;font-weight:600}.results{grid-template-columns:1fr 1fr;gap:0 28px;display:grid}.result{border-bottom:1px solid #454545;flex-direction:column;gap:7px;min-height:68px;padding:6px 0 10px;display:flex}.result b{color:var(--blue);font-size:15px}.result span{font-size:17px}.status{height:60px;color:var(--green);background:#202020;border:1px solid #4a4a4a;border-radius:10px;align-items:center;margin-top:14px;padding:0 18px;font-size:17px;font-weight:600;display:flex}.red{color:var(--red)!important}.explain{color:#aaa;background:0 0;border:0;padding:14px 0 4px;font-size:16px;font-weight:600}.guide{color:#ccc;border:1px solid #494949;border-radius:10px;padding:14px;line-height:1.55}.guide b{color:var(--blue)}.comparison{background:#202020;border:1px solid #4b4b4b;border-radius:8px;overflow:auto}table{border-collapse:collapse;table-layout:fixed;width:100%;min-width:1040px}th,td{text-align:center;border-bottom:1px solid #404040;border-right:1px solid #454545;height:30px;padding:8px;font-size:12px}thead th{color:#fff;cursor:pointer;background:#526f8b}th:first-child{text-align:left;width:20%;color:var(--blue)}thead th:first-child{text-align:center;color:#fff}tbody tr:nth-child(2n){background:#292929}.active{box-shadow:inset 2px 0 #4da6e3,inset -2px 0 #4da6e3;background:#4b9fdc26!important}.diagram{border-radius:8px;width:100%;height:470px;display:block}.controls{grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px;display:grid}.controls>.card{height:190px;overflow:auto}.slider{grid-template-columns:90px minmax(90px,1fr) 130px;align-items:center;gap:7px;margin:13px 0;font-size:12px;display:grid}.slider b{color:#aaa;text-align:right}.slider span{color:var(--blue);text-align:right;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.slider input{accent-color:#4fa6e3}.check{align-items:center;gap:8px;margin-top:15px;display:flex}.scene{cursor:grab;background:#123;border-radius:12px;width:100%;height:650px;display:block}.scene:active{cursor:grabbing}footer{text-align:center;color:#777;padding-top:28px;font-size:12px}@media (max-width:1179px){.top,.controls{grid-template-columns:1fr}.controls>.card{height:auto;min-height:190px}.scene{height:580px}}@media (max-width:700px){main{padding:12px 10px 34px}.results{grid-template-columns:1fr}.title{align-items:flex-start;gap:10px}.slider{grid-template-columns:78px 1fr}.slider span{grid-column:2}.diagram{height:390px}.scene{height:480px}}.scene{overscroll-behavior:contain;touch-action:none}@media (max-width:700px){.scene{height:clamp(510px,135vw,610px)}.controls>.card{min-height:0;padding:14px}.controls>.card h3{margin-bottom:12px}.slider{grid-template-columns:80px minmax(0,1fr) 110px;gap:6px;margin:10px 0}.slider span{text-overflow:ellipsis;grid-column:auto;font-size:11px;overflow:hidden}.sliderReadout{width:110px;font-size:12px}.diagram{height:clamp(400px,110vw,460px)}}.comparison th,.comparison td{height:36px;padding:9px 10px;font-size:15px}.comparison th.comparison-visible{color:var(--green)}.comparison th.comparison-hidden{color:var(--red)}.top{align-items:stretch}.top>.card,.input-stack{height:100%}.input-stack{flex-direction:column;gap:12px;display:flex}.input-stack>.card:first-child{flex:1}.diagram-results .diagram{height:440px}.diagram-glossary{background:#1616166b;border:1px solid #474747;border-radius:10px;grid-template-columns:1fr 1fr;gap:0 26px;margin-top:10px;padding:6px 12px;display:grid}.glossary-row{color:#c8c8cc;border-bottom:1px solid #414141;grid-template-columns:150px minmax(0,1fr);gap:10px;padding:9px 0;line-height:1.35;display:grid}.glossary-row:last-child{border-bottom:0}.glossary-row b{font-size:13px}.glossary-label{flex-direction:column;align-items:flex-start;gap:3px;display:flex}.glossary-value{color:#f1f1f3;font-variant-numeric:tabular-nums;white-space:nowrap;font-size:12px;font-weight:650}.blue{color:var(--blue)!important}.green{color:var(--green)!important}.purple{color:#c681f3!important}.yellow{color:#f7cf45!important}.diagram-eye-height{color:#63b1e5}.diagram-eye-level{color:#5f8ee8}.diagram-horizon{color:#62ce90}.diagram-eye-drop{color:#42d4f4}.diagram-sagitta{color:#c77dff}.diagram-distance{color:#f2c94c}.diagram-visible{color:#2ee6a6}.diagram-hidden{color:#ff5a67}.about-app{padding:14px 16px}.about-app h3{margin:0 0 7px;font-size:16px}.about-app p{color:#c8c8cc;margin:6px 0;line-height:1.42}@media (max-width:900px){.diagram-glossary{grid-template-columns:1fr}.glossary-row{grid-template-columns:145px minmax(0,1fr)}}@media (max-width:520px){.diagram-results .diagram{height:470px}.diagram-glossary{padding:5px 10px}.glossary-row{grid-template-columns:1fr;gap:3px}}.fields input[aria-invalid=true]{border-color:var(--red);box-shadow:0 0 0 2px #ff6b6b1f}.input-validation{color:#ff9090;margin:10px 0 0;font-size:12px;line-height:1.35}.controls>.card{overflow:visible}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}