/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@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;--radius-lg:.5rem;--radius-xl:.75rem;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::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]){appearance:button}::file-selector-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}.absolute{position:absolute}.relative{position:relative}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.contents{display:contents}.inline{display:inline}.table{display:table}}:root{--page:#07100e;--page-deep:#040a08;--panel:#0c1815;--panel-raised:#10201c;--panel-soft:#13241f;--ink:#f4eddf;--muted:#91a59f;--muted-strong:#b9c7c2;--line:#bbe2d724;--line-strong:#bbe2d73d;--mint:#8bd9c7;--mint-strong:#b7f1e2;--mint-deep:#153b33;--amber:#ffad4d;--amber-soft:#ffd49a;--danger:#ff8e76;--success:#7bdbad;--radius-xl:28px;--radius-lg:20px;--radius-md:14px;--shadow:0 24px 80px #0000005c}*{box-sizing:border-box}html{background:var(--page-deep);scroll-behavior:smooth}body{background:radial-gradient(circle at 16% -10%, #4ea48e1f, transparent 32%), linear-gradient(180deg, var(--page) 0%, var(--page-deep) 100%);min-height:100dvh;color:var(--ink);font-family:var(--font-geist-sans), "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;font-synthesis:none;margin:0}button,input,select{font:inherit}button,a,select,input{-webkit-tap-highlight-color:transparent}button{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline-offset:3px;outline:3px solid #ffad4dcc}::selection{background:var(--mint);color:#062019}.app-shell{min-height:100dvh;padding:max(18px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(28px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));position:relative;overflow-x:clip}.ambient-glow{z-index:0;pointer-events:none;filter:blur(110px);opacity:.12;border-radius:50%;width:420px;height:420px;position:absolute}.ambient-glow-one{background:var(--mint);top:10%;left:-260px}.ambient-glow-two{background:var(--amber);opacity:.07;bottom:18%;right:-260px}.site-header,.workspace,.capabilities,.site-footer{z-index:1;width:min(100%,1560px);margin-inline:auto;position:relative}.site-header{justify-content:space-between;align-items:center;min-height:62px;margin-bottom:18px;display:flex}.brand{color:inherit;align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand-mark{width:44px;height:44px;color:var(--mint-strong);background:linear-gradient(145deg,#8bd9c729,#8bd9c70a);border:1px solid #8bd9c747;border-radius:13px;place-items:center;display:grid;box-shadow:inset 0 1px #ffffff14}.brand-mark svg{stroke-width:1.55px;width:23px;height:23px}.brand strong,.brand small{display:block}.brand strong{letter-spacing:.04em;font-size:18px}.brand small{color:var(--muted);font-family:var(--font-geist-mono), monospace;letter-spacing:.16em;margin-top:3px;font-size:9px}.header-actions{flex:none;align-items:center;gap:12px;min-width:0;display:flex}.privacy-pill{border:1px solid var(--line);min-height:38px;color:var(--muted-strong);background:#0b1814a8;border-radius:999px;align-items:center;gap:7px;padding:0 13px;font-size:12px;display:inline-flex}.privacy-pill svg{width:15px;color:var(--success)}.button{cursor:pointer;letter-spacing:.01em;border:1px solid #0000;border-radius:13px;justify-content:center;align-items:center;gap:9px;min-height:46px;padding:0 17px;font-weight:700;transition:transform .16s,border-color .16s,background .16s,color .16s;display:inline-flex}.button:hover:not(:disabled){transform:translateY(-1px)}.button:disabled{cursor:wait;opacity:.55}.button svg{width:18px;height:18px}.button-primary{color:#09241d;background:linear-gradient(135deg, var(--mint-strong), var(--mint));box-shadow:0 10px 28px #60c9b226}.button-quiet{border-color:var(--line-strong);color:var(--ink);background:#ffffff0d}.workspace{grid-template-columns:minmax(0,1fr) 380px;align-items:start;gap:16px;display:grid}.viewer-panel,.data-panel{min-width:0}.viewer-panel{border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);background:#0b1714d1;overflow:hidden}.viewer-heading{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:18px;min-height:80px;padding:14px 18px;display:flex}.file-identity{align-items:center;gap:13px;min-width:0;display:flex}.format-chip{min-width:48px;height:48px;color:var(--amber-soft);font-family:var(--font-geist-mono), monospace;letter-spacing:.05em;background:#ffad4d14;border:1px solid #ffad4d40;border-radius:13px;flex:none;place-items:center;font-size:10px;font-weight:700;display:grid}.file-identity div{min-width:0}.file-identity h1,.file-identity p{text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.file-identity h1{max-width:58vw;font-size:15px;font-weight:680}.file-identity p{color:var(--muted);font-family:var(--font-geist-mono), monospace;letter-spacing:.04em;margin-top:5px;font-size:10px}.health-chip{border:1px solid var(--line);min-height:34px;color:var(--muted-strong);background:#ffffff06;border-radius:999px;flex:none;align-items:center;gap:8px;padding:0 12px;font-size:11px;display:inline-flex}.health-chip>span{background:var(--amber);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 4px #ffad4d1a}.health-closed>span{background:var(--success);box-shadow:0 0 0 4px #7bdbad1a}.health-open,.health-invalid{color:var(--amber-soft);border-color:#ffad4d38}.canvas-stage{isolation:isolate;background:radial-gradient(circle at 50% 43%,#36706233,#0000 45%),linear-gradient(#091411 0%,#060d0b 100%);height:clamp(540px,100dvh - 146px,820px);min-height:540px;position:relative;overflow:hidden}.canvas-stage canvas{z-index:2;touch-action:none;display:block;position:relative}.stage-grid{z-index:1;opacity:.15;pointer-events:none;background-image:linear-gradient(#91beb21c 1px,#0000 1px),linear-gradient(90deg,#91beb21c 1px,#0000 1px);background-size:36px 36px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(circle,#000 12%,#0000 74%);mask-image:radial-gradient(circle,#000 12%,#0000 74%)}.webgl-fallback{z-index:4;color:var(--muted-strong);text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:7px;padding:24px;display:flex;position:absolute;inset:0}.webgl-fallback svg{width:32px;height:32px;color:var(--amber);margin-bottom:5px}.webgl-fallback strong{color:var(--ink);font-size:15px}.webgl-fallback span{font-size:11px}.stage-corner{z-index:5;pointer-events:none;align-items:center;display:flex;position:absolute;top:16px}.stage-corner-left{gap:5px;left:17px}.axis{border:1px solid var(--line);width:26px;height:26px;font-family:var(--font-geist-mono), monospace;background:#030a089e;border-radius:8px;place-items:center;font-size:9px;font-weight:700;display:grid}.axis-x{color:#f79982}.axis-y{color:#91ddaf}.axis-z{color:#8abcf0}.stage-corner-right{color:var(--muted);font-family:var(--font-geist-mono), monospace;letter-spacing:.14em;flex-direction:column;align-items:flex-end;font-size:8px;right:17px}.stage-corner-right strong{color:var(--ink);letter-spacing:.04em;margin-top:3px;font-size:13px}.mobile-mass-summary{z-index:7;max-width:calc(100% - 32px);min-height:44px;color:var(--muted-strong);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#07100ed6;border:1px solid #8bd9c738;border-radius:12px;align-items:center;gap:7px;padding:7px 10px;text-decoration:none;display:none;position:absolute;top:58px;right:16px;box-shadow:0 10px 26px #0000003d}.mobile-mass-summary svg{width:15px;height:15px;color:var(--mint);flex:none}.mobile-mass-summary span{color:var(--muted);flex:none;font-size:9px}.mobile-mass-summary strong{min-width:0;color:var(--ink);font-family:var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums;text-overflow:ellipsis;white-space:nowrap;font-size:12px;overflow:hidden}.viewer-toolbar{z-index:8;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);scrollbar-width:none;background:#07100ed6;border:1px solid #c3e6dc2e;border-radius:18px;align-items:center;gap:7px;width:max-content;max-width:calc(100% - 28px);padding:7px;display:flex;position:absolute;bottom:44px;right:50%;overflow-x:auto;transform:translate(50%);box-shadow:0 18px 46px #0000005c}.viewer-toolbar::-webkit-scrollbar{display:none}.tool-button,.mode-switcher button{min-width:56px;min-height:52px;color:var(--muted-strong);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:12px;flex:none;justify-content:center;align-items:center;gap:5px;padding:0 10px;font-size:10px;transition:all .15s;display:inline-flex}.tool-button{flex-direction:column}.tool-button svg,.mode-switcher button svg{stroke-width:1.7px;width:17px;height:17px}.tool-button:hover,.tool-button.is-active,.mode-switcher button:hover,.mode-switcher button.is-active{color:var(--mint-strong);background:#8bd9c71a;border-color:#8bd9c733}.tool-measure.is-active{color:var(--amber-soft);background:#ffad4d1c;border-color:#ffad4d42}.mode-switcher{border:1px solid var(--line);border-radius:13px;padding:3px;display:flex}.mode-switcher button{min-width:60px;min-height:44px}.gesture-hint{z-index:5;color:#b5c9c2a6;letter-spacing:.04em;pointer-events:none;width:max-content;max-width:calc(100% - 24px);margin:0;font-size:10px;position:absolute;bottom:14px;left:50%;transform:translate(-50%)}.measure-banner{z-index:10;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#271c0eeb;border:1px solid #ffad4d4d;border-radius:15px;align-items:center;gap:12px;width:min(500px,100% - 28px);padding:10px 11px 10px 14px;display:flex;position:absolute;top:58px;left:50%;transform:translate(-50%);box-shadow:0 16px 38px #00000047}.measure-banner>svg{width:19px;color:var(--amber)}.measure-copy{min-width:0;color:var(--amber-soft);flex-direction:column;flex:1;font-size:11px;display:flex}.measure-copy strong{color:var(--ink);margin-bottom:2px;font-size:12px}.measure-copy p{margin:0;line-height:1.4}.measure-banner .measure-close,.measure-banner .measure-reset{min-width:44px;height:44px;color:var(--amber-soft);cursor:pointer;background:#ffffff0f;border:0;border-radius:10px;place-items:center;display:grid}.measure-banner .measure-reset{width:auto;color:var(--amber-soft);padding:0 10px;font-size:11px;font-weight:700}.measure-banner .measure-close svg{width:17px}.measure-menu{z-index:12;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background:#07100ef0;border:1px solid #c3e6dc33;border-radius:17px;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;width:min(470px,100% - 28px);padding:8px;display:grid;position:absolute;bottom:120px;right:50%;transform:translate(50%);box-shadow:0 20px 54px #00000070}.measure-menu button{border:1px solid var(--line);min-width:0;min-height:62px;color:var(--muted-strong);cursor:pointer;text-align:left;background:#ffffff06;border-radius:12px;align-items:center;gap:8px;padding:8px 10px;display:flex}.measure-menu button:hover,.measure-menu button.is-active{color:var(--amber-soft);background:#ffad4d17;border-color:#ffad4d52}.measure-menu button>svg{flex:none;width:19px;height:19px}.measure-menu button span,.measure-menu button strong,.measure-menu button small{min-width:0;display:block}.measure-menu button strong{color:var(--ink);font-size:11px}.measure-menu button small{color:var(--muted);margin-top:3px;font-size:8px;line-height:1.3}.point-label{color:#27180a;background:var(--amber);width:24px;height:24px;font-family:var(--font-geist-mono), monospace;border:2px solid #fff0d3;border-radius:50%;place-items:center;font-size:11px;font-weight:800;display:grid;box-shadow:0 5px 18px #00000059}.point-label-b{color:#062019;background:var(--mint);border-color:#dffcf4}.center-label{color:#27180a;background:var(--amber);width:24px;height:24px;font-family:var(--font-geist-mono), monospace;border:2px solid #fff0d3;border-radius:50%;place-items:center;font-size:10px;font-weight:800;display:grid;box-shadow:0 5px 18px #00000059}.center-label-b{color:#062019;background:var(--mint);border-color:#dffcf4}.measure-label{color:#fff2da;width:max-content;font-family:var(--font-geist-mono), monospace;background:#251708e6;border:1px solid #ffad4d59;border-radius:9px;padding:7px 10px;font-size:11px;font-weight:700;display:block;box-shadow:0 6px 20px #00000059}.loading-overlay,.drop-overlay{z-index:20;text-align:center;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);flex-direction:column;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.loading-overlay{background:#050d0bde}.loader-orbit{width:54px;height:54px;color:var(--mint);background:#8bd9c70f;border:1px solid #8bd9c738;border-radius:50%;place-items:center;margin-bottom:16px;display:grid}.loader-orbit svg{width:27px;height:27px;animation:1.2s linear infinite spin}.loading-overlay strong{font-size:17px}.loading-overlay p{color:var(--mint-strong);margin:7px 18px 0;font-size:13px}.loading-overlay small{color:var(--muted);margin:7px 18px 16px;font-size:11px}.drop-overlay{background:#0a1f19e6;border:2px dashed #8bd9c780}.drop-overlay svg{width:40px;height:40px;color:var(--mint);margin-bottom:12px}.drop-overlay strong{font-size:18px}.drop-overlay span{color:var(--muted-strong);margin-top:6px;font-size:12px}.error-card{color:#ffd4ca;background:#5b221833;border:1px solid #ff8e7647;border-radius:14px;align-items:center;gap:13px;margin:14px;padding:13px;display:flex}.error-overlay{z-index:18;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);background:#451b14eb;max-width:620px;margin:0 auto;position:absolute;top:52px;left:14px;right:14px;box-shadow:0 18px 46px #0006}.error-card>svg{width:21px;color:var(--danger);flex:none}.error-card div{flex:1;min-width:0}.error-card strong{font-size:13px}.error-card p{color:#e3b3a9;margin:3px 0 0;font-size:11px;line-height:1.5}.data-panel{top:max(18px, env(safe-area-inset-top));max-height:calc(100dvh - 36px - env(safe-area-inset-top));border:1px solid var(--line);border-radius:var(--radius-xl);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);scrollbar-color:#8bd9c747 transparent;background:#0c1815e6;flex-direction:column;display:flex;position:sticky;overflow-y:auto}.mass-card{border-bottom:1px solid var(--line);background:linear-gradient(135deg,#8bd9c71f,#0000 62%),radial-gradient(circle at 90% 10%,#ffad4d17,#0000 36%);min-width:0;padding:22px;position:relative;overflow:hidden;container-type:inline-size}.mass-card:after{z-index:0;content:"";pointer-events:none;border:1px solid #8bd9c714;border-radius:50%;width:130px;height:130px;position:absolute;bottom:-48px;right:-36px}.mass-card>*{z-index:1;position:relative}.section-kicker{color:var(--mint);font-family:var(--font-geist-mono), monospace;letter-spacing:.15em;align-items:center;gap:7px;font-size:9px;font-weight:700;display:inline-flex}.section-kicker svg{width:13px;height:13px}.mass-value{font-variant-numeric:tabular-nums;flex-wrap:wrap;align-content:center;align-items:baseline;gap:0 9px;width:100%;min-width:0;min-height:76px;margin-top:3px;display:flex}.mass-value strong{min-width:0;max-width:100%;color:var(--ink);font-family:var(--font-geist-mono), monospace;letter-spacing:-.055em;white-space:nowrap;font-size:clamp(40px,16cqi,58px);font-weight:540;line-height:1.06;display:block}.mass-value>span:not(.approx-mark){color:var(--amber-soft);font-family:var(--font-geist-mono), monospace;flex:none;font-size:16px}.mass-value-medium strong{font-size:clamp(34px,14cqi,50px)}.mass-value-long{column-gap:7px}.mass-value-long strong{overflow-wrap:anywhere;white-space:normal;font-size:clamp(29px,12cqi,44px)}.mass-value .approx-mark{color:var(--amber);font-size:18px}.mass-card>p{max-width:310px;color:var(--muted);margin:5px 0 0;font-size:11px;line-height:1.6}.model-data-section .mass-card-inline{border:1px solid var(--line);border-radius:16px;margin-top:15px;padding:18px}.model-data-section .mass-card-inline+.metric-list{margin-top:10px}.inline-action{min-height:40px;color:var(--amber-soft);cursor:pointer;background:0 0;border:0;align-items:center;gap:6px;margin-top:12px;padding:0;font-size:12px;font-weight:700;display:inline-flex}.inline-action svg{width:15px}.panel-section{border-bottom:1px solid var(--line);padding:20px 22px}.panel-heading{justify-content:space-between;align-items:center;margin-bottom:17px;display:flex}.panel-heading span,.panel-heading h2{margin:0;display:block}.panel-heading span{color:var(--muted);letter-spacing:.12em;font-size:9px}.panel-heading h2{margin-top:3px;font-size:14px;font-weight:650}.panel-heading>svg{width:19px;color:var(--mint);stroke-width:1.5px}.field-label{color:var(--muted-strong);margin:0 0 7px;font-size:11px;display:block}.field-label:not(:first-of-type){margin-top:14px}.select-wrap,.number-field{border:1px solid var(--line);background:#ffffff09;border-radius:12px;align-items:center;min-height:48px;transition:border-color .15s,background .15s;display:flex;position:relative}.select-wrap:focus-within,.number-field:focus-within{background:#8bd9c70d;border-color:#8bd9c78c}.select-wrap select,.number-field input{width:100%;min-height:46px;color:var(--ink);background:0 0;border:0;outline:0;font-size:16px}.select-wrap select{appearance:none;cursor:pointer;padding:0 42px 0 13px}.select-wrap select option{color:var(--ink);background:var(--panel-raised)}.select-wrap>svg{width:16px;color:var(--muted);pointer-events:none;position:absolute;right:13px}.number-field input{min-width:0;font-family:var(--font-geist-mono), monospace;font-variant-numeric:tabular-nums;padding:0 12px}.number-field span{color:var(--muted);font-family:var(--font-geist-mono), monospace;flex:none;padding-right:13px;font-size:11px}.number-field.is-invalid{border-color:#ff8e7680}.field-error{color:var(--danger);margin:6px 0 0;font-size:10px}.unit-segment{border:1px solid var(--line);background:#0000001f;border-radius:13px;grid-template-columns:repeat(4,1fr);gap:5px;padding:5px;display:grid}.unit-segment button{min-height:42px;color:var(--muted);cursor:pointer;font-family:var(--font-geist-mono), monospace;background:0 0;border:1px solid #0000;border-radius:9px;font-size:12px}.unit-segment button.is-active{color:var(--mint-strong);background:#8bd9c71f;border-color:#8bd9c733}.source-note{color:var(--muted);align-items:flex-start;gap:7px;margin:10px 0 0;font-size:10px;line-height:1.55;display:flex}.source-note svg{flex:none;width:14px;margin-top:1px}.dimension-grid{grid-template-columns:repeat(3,1fr);gap:7px;display:grid}.dimension-grid div{border:1px solid var(--line);background:#ffffff06;border-radius:11px;min-width:0;padding:11px 9px}.dimension-grid span,.dimension-grid strong,.dimension-grid small{display:block}.dimension-grid span{color:var(--amber);font-family:var(--font-geist-mono), monospace;font-size:9px}.dimension-grid strong{font-family:var(--font-geist-mono), monospace;text-overflow:ellipsis;margin-top:6px;font-size:14px;font-weight:560;overflow:hidden}.dimension-grid small{color:var(--muted);margin-top:2px;font-size:9px}.metric-list{margin:15px 0 0}.metric-list>div{border-bottom:1px solid #bbe2d714;justify-content:space-between;align-items:center;gap:12px;min-height:38px;display:flex}.metric-list>div:last-child{border-bottom:0}.metric-list dt{color:var(--muted);font-size:10px}.metric-list dd{font-family:var(--font-geist-mono), monospace;text-align:right;margin:0;font-size:11px}.metric-list dd span{color:var(--muted)}.metric-list .status-good{color:var(--success)}.metric-list .status-warn{color:var(--amber-soft)}.topology-note{color:var(--amber-soft);background:#ffad4d0e;border:1px solid #ffad4d2e;border-radius:10px;align-items:flex-start;gap:8px;margin-top:12px;padding:10px;display:flex}.topology-note svg{flex:none;width:15px;margin-top:1px}.topology-note p{margin:0;font-size:9px;line-height:1.55}.import-wide{flex:none;min-height:50px;margin:16px}.capabilities{grid-template-columns:1.05fr 1fr 1.12fr;gap:14px;margin-top:16px;display:grid}.capability-copy,.format-list,.privacy-card{border:1px solid var(--line);border-radius:var(--radius-lg);background:#0c1815ad;min-height:170px;padding:24px}.capability-copy h2{letter-spacing:-.035em;max-width:380px;margin:11px 0 7px;font-size:clamp(21px,2.3vw,34px);line-height:1.16}.capability-copy p,.privacy-card p{color:var(--muted);margin:0;font-size:11px;line-height:1.65}.format-list{grid-template-columns:repeat(4,1fr);align-content:center;gap:8px;display:grid}.format-list span{border:1px solid var(--line);min-height:44px;color:var(--muted-strong);font-family:var(--font-geist-mono), monospace;letter-spacing:.05em;background:#ffffff06;border-radius:10px;place-items:center;font-size:10px;display:grid}.format-list span.is-featured{color:var(--mint-strong);background:#8bd9c714;border-color:#8bd9c73d}.privacy-card{align-items:center;gap:17px;display:flex}.privacy-card>svg{width:38px;height:38px;color:var(--success);stroke-width:1.35px;flex:none}.privacy-card strong{margin-bottom:7px;font-size:14px;display:block}.site-footer{color:var(--muted);grid-template-columns:1fr auto;align-items:center;gap:8px 20px;padding:30px 6px 10px;font-size:10px;display:grid}.site-footer p{margin:0}.site-footer a{color:var(--mint);align-items:center;gap:6px;text-decoration:none;display:inline-flex}.site-footer a:hover{color:var(--mint-strong)}.site-footer a svg{width:14px}.footer-links{justify-content:flex-end;align-items:center;gap:16px;display:flex}.site-footer .legal-note{color:#91a59fad;grid-column:1/-1}.dialog-backdrop{z-index:100;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#020706d1;place-items:center;padding:18px;display:grid;position:fixed;inset:0}.unit-dialog{overscroll-behavior:contain;border:1px solid var(--line-strong);background:radial-gradient(circle at 100% 0%, #8bd9c71f, transparent 38%), var(--panel-raised);border-radius:24px;width:min(100%,470px);max-height:calc(100dvh - 24px);padding:28px;overflow-y:auto;box-shadow:0 32px 100px #0000008c}.dialog-icon{width:48px;height:48px;color:var(--amber);background:#ffad4d14;border:1px solid #ffad4d42;border-radius:14px;place-items:center;margin-bottom:18px;display:grid}.dialog-icon svg{width:23px}.unit-dialog h2{letter-spacing:-.03em;margin:8px 0;font-size:24px}.unit-dialog>p{color:var(--muted);margin:0;font-size:12px;line-height:1.7}.unit-choice-grid{grid-template-columns:repeat(4,1fr);gap:8px;margin:22px 0;display:grid}.unit-choice-grid button{border:1px solid var(--line);min-height:84px;color:var(--muted);cursor:pointer;background:#ffffff06;border-radius:13px;position:relative}.unit-choice-grid button strong,.unit-choice-grid button span{display:block}.unit-choice-grid button strong{color:var(--ink);font-family:var(--font-geist-mono), monospace;font-size:15px}.unit-choice-grid button span{margin-top:4px;font-size:10px}.unit-choice-grid button svg{width:13px;color:var(--mint);position:absolute;top:7px;right:7px}.unit-choice-grid button.is-active{color:var(--mint);background:#8bd9c71a;border-color:#8bd9c77a}.dialog-confirm{width:100%}.dialog-later{min-height:44px;color:var(--muted);cursor:pointer;background:0 0;border:0;margin:7px auto 0;font-size:11px;display:block}.visually-hidden{clip:rect(0, 0, 0, 0)!important;white-space:nowrap!important;border:0!important;width:1px!important;height:1px!important;margin:-1px!important;padding:0!important;position:absolute!important;overflow:hidden!important}@keyframes spin{to{transform:rotate(360deg)}}@media (width<=1180px){.workspace{grid-template-columns:minmax(0,1fr) minmax(320px,350px)}.canvas-stage{height:clamp(520px,100dvh - 140px,760px)}.mode-switcher button{min-width:52px;padding-inline:7px}.mass-card{padding-inline:20px}}@media (width<=960px){.workspace{grid-template-columns:1fr}.canvas-stage{height:clamp(480px,58dvh,620px);min-height:0}.mobile-mass-summary{display:flex}.data-panel{grid-template-columns:repeat(2,minmax(0,1fr));max-height:none;display:grid;position:relative;top:auto;overflow:hidden}.mass-card,.panel-section{border-right:1px solid var(--line)}.model-data-section,.import-wide{grid-column:1/-1}.capabilities{grid-template-columns:1fr 1fr}.privacy-card{grid-column:1/-1;min-height:130px}}@media (width<=680px){.app-shell{padding:max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left))}.site-header{gap:10px;min-height:54px;margin-bottom:10px}.brand{min-width:0}.brand-mark{width:40px;height:40px}.brand strong{font-size:16px}.privacy-pill{display:none}.header-import{min-height:42px;padding-inline:13px;font-size:12px}.viewer-panel,.data-panel{border-radius:20px}.viewer-heading{min-height:72px;padding:11px 12px}.format-chip{border-radius:11px;min-width:43px;height:43px;font-size:9px}.file-identity h1{max-width:42vw;font-size:13px}.file-identity p{max-width:44vw;font-size:9px}.health-chip{min-height:31px;padding-inline:9px;font-size:9px}.canvas-stage{height:clamp(360px,56dvh,520px);min-height:0;max-height:none}.stage-corner{top:12px}.stage-corner-left{left:12px}.stage-corner-right{right:12px}.viewer-toolbar{justify-content:flex-start;width:auto;max-width:none;bottom:42px;left:12px;right:12px;transform:none}.tool-button{min-width:52px;min-height:50px}.mode-switcher button{min-width:50px}.measure-banner{gap:8px;width:calc(100% - 24px);padding-left:11px;top:51px}.measure-menu button{text-align:center;flex-direction:column;justify-content:center;gap:4px}.data-panel{display:block}.mass-card,.panel-section{border-right:0}.mass-card{padding:18px}.mass-value{min-height:66px;margin-top:5px}.mass-value strong{font-size:clamp(38px,16cqi,52px)}.mass-value-medium strong{font-size:clamp(33px,14cqi,46px)}.mass-value-long strong{font-size:clamp(28px,12cqi,39px)}.capabilities{grid-template-columns:1fr}.capability-copy,.format-list,.privacy-card{min-height:0;padding:20px}.privacy-card{grid-column:auto}.site-footer{grid-template-columns:1fr;padding-inline:4px;line-height:1.6}.footer-links{flex-wrap:wrap;justify-content:flex-start}.site-footer .legal-note{grid-column:auto}.unit-dialog{border-radius:20px;padding:22px}.unit-choice-grid{grid-template-columns:repeat(2,1fr)}.desktop-shortcut{display:none}}@media (width<=520px){.viewer-toolbar{gap:3px;padding:5px}.tool-button{min-width:44px;padding-inline:5px}.mode-switcher{padding:2px}.mode-switcher button{min-width:38px;padding-inline:0}}@media (width<=420px){.site-header,.brand{gap:8px}.brand small{display:none}.header-import{padding-inline:11px}.header-import svg{width:16px}.mass-card{padding:16px}.mass-value{min-height:60px}.mass-card>p{max-width:none}.viewer-heading{gap:8px}.health-chip{text-overflow:ellipsis;white-space:nowrap;max-width:108px;overflow:hidden}.canvas-stage{min-height:410px}.mode-switcher button span,.measure-banner>svg{display:none}.measure-banner .measure-reset{padding-inline:8px}.measure-menu{width:calc(100% - 20px);padding:6px;bottom:112px}.measure-menu button{min-height:58px;padding:6px 4px}.measure-menu button small{display:none}.error-card{flex-wrap:wrap;align-items:flex-start}.error-card .button{width:100%}.format-list{grid-template-columns:repeat(4,1fr);gap:6px}.format-list span{min-height:40px;font-size:9px}}@media (width<=350px){.brand-mark{border-radius:11px;width:38px;height:38px}.header-import{width:42px;min-height:42px;padding:0}.header-import-label{display:none}.mass-value-long{grid-template-columns:minmax(0,1fr);align-content:center;display:grid}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}