:root{--lab-bg:#F4F7FB;--lab-surface:#FFFFFF;--lab-surface-2:#EAF1F8;--lab-border:#CFDCE9;--lab-line:#E2EAF3;--lab-text:#152234;--lab-text-2:#33465C;--lab-muted:#57697E;--lab-dim:#8696A8;--lab-accent:#0D9488;--lab-accent-2:#14B8A6;--lab-accent-rgb:13,148,136;--lab-next:#059669;--lab-next-hover:#10B981;--lab-next-rgb:5,150,105;--lab-next-hover-rgb:16,185,129;--lab-page:#B45309;--lab-page-hover:#D97706;--lab-page-rgb:180,83,9;--lab-ok:#16A34A;--lab-warn:#B45309;--lab-danger:#DC2626;--lab-disabled-border:#C7D2DE;--lab-bg-rgb:244,247,251;--lab-surface-rgb:255,255,255;--lab-dim-rgb:134,150,168}[data-theme=dark]{--lab-bg:#0E172B;--lab-surface:#161F32;--lab-surface-2:#1C2740;--lab-border:#24303c;--lab-line:#1c2530;--lab-text:#e6edf3;--lab-text-2:#c7d0d9;--lab-muted:#8b97a3;--lab-dim:#5b6672;--lab-accent:#2dd4bf;--lab-accent-2:#5eead4;--lab-accent-rgb:45,212,191;--lab-next:#06946A;--lab-next-hover:#0BA87A;--lab-next-rgb:6,148,106;--lab-next-hover-rgb:11,168,122;--lab-page:#FACD02;--lab-page-hover:#FFD93D;--lab-page-rgb:250,205,2;--lab-ok:#4ade80;--lab-warn:#fbbf24;--lab-danger:#f87171;--lab-disabled-border:#37414d;--lab-bg-rgb:14,23,43;--lab-surface-rgb:22,31,50;--lab-dim-rgb:91,102,114}:root{--lab-scale: 1;--lab-fs-11: calc(11px * var(--lab-scale));--lab-fs-12: calc(12px * var(--lab-scale));--lab-fs-13: calc(13px * var(--lab-scale));--lab-fs-14: calc(14px * var(--lab-scale));--lab-fs-15: calc(15px * var(--lab-scale));--lab-fs-16: calc(16px * var(--lab-scale));--lab-fs-17: calc(17px * var(--lab-scale));--lab-fs-18: calc(18px * var(--lab-scale));--lab-fs-19: calc(19px * var(--lab-scale));--lab-fs-20: calc(20px * var(--lab-scale));--lab-fs-21: calc(21px * var(--lab-scale));--lab-fs-22: calc(22px * var(--lab-scale));--lab-fs-24: calc(24px * var(--lab-scale));--lab-fs-26: calc(26px * var(--lab-scale));--lab-fs-34: calc(34px * var(--lab-scale));--lab-fs-48: calc(48px * var(--lab-scale));--lab-sp-2: calc(2px * var(--lab-scale));--lab-sp-3: calc(3px * var(--lab-scale));--lab-sp-4: calc(4px * var(--lab-scale));--lab-sp-5: calc(5px * var(--lab-scale));--lab-sp-6: calc(6px * var(--lab-scale));--lab-sp-7: calc(7px * var(--lab-scale));--lab-sp-8: calc(8px * var(--lab-scale));--lab-sp-9: calc(9px * var(--lab-scale));--lab-sp-10: calc(10px * var(--lab-scale));--lab-sp-11: calc(11px * var(--lab-scale));--lab-sp-12: calc(12px * var(--lab-scale));--lab-sp-13: calc(13px * var(--lab-scale));--lab-sp-14: calc(14px * var(--lab-scale));--lab-sp-15: calc(15px * var(--lab-scale));--lab-sp-16: calc(16px * var(--lab-scale));--lab-sp-18: calc(18px * var(--lab-scale));--lab-sp-20: calc(20px * var(--lab-scale));--lab-sp-22: calc(22px * var(--lab-scale));--lab-sp-24: calc(24px * var(--lab-scale));--lab-sp-26: calc(26px * var(--lab-scale));--lab-sp-28: calc(28px * var(--lab-scale));--lab-sp-32: calc(32px * var(--lab-scale));--lab-sp-38: calc(38px * var(--lab-scale));--lab-sp-40: calc(40px * var(--lab-scale));--lab-sp-42: calc(42px * var(--lab-scale));--lab-sp-46: calc(46px * var(--lab-scale));--lab-sp-48: calc(48px * var(--lab-scale));--lab-r-2: calc(2px * var(--lab-scale));--lab-r-4: calc(4px * var(--lab-scale));--lab-r-6: calc(6px * var(--lab-scale));--lab-r-8: calc(8px * var(--lab-scale));--lab-r-12: calc(12px * var(--lab-scale));--lab-r-9999: calc(9999px * var(--lab-scale))}@font-face{font-family:UnidreamLED;src:url(../Fonts/UnidreamLED.ttf) format("truetype");font-weight:400;font-style:normal;font-display:swap}*,:before,:after{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246 / .5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }::backdrop{--tw-border-spacing-x:0;--tw-border-spacing-y:0;--tw-translate-x:0;--tw-translate-y:0;--tw-rotate:0;--tw-skew-x:0;--tw-skew-y:0;--tw-scale-x:1;--tw-scale-y:1;--tw-pan-x: ;--tw-pan-y: ;--tw-pinch-zoom: ;--tw-scroll-snap-strictness:proximity;--tw-gradient-from-position: ;--tw-gradient-via-position: ;--tw-gradient-to-position: ;--tw-ordinal: ;--tw-slashed-zero: ;--tw-numeric-figure: ;--tw-numeric-spacing: ;--tw-numeric-fraction: ;--tw-ring-inset: ;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-color:rgb(59 130 246 / .5);--tw-ring-offset-shadow:0 0 #0000;--tw-ring-shadow:0 0 #0000;--tw-shadow:0 0 #0000;--tw-shadow-colored:0 0 #0000;--tw-blur: ;--tw-brightness: ;--tw-contrast: ;--tw-grayscale: ;--tw-hue-rotate: ;--tw-invert: ;--tw-saturate: ;--tw-sepia: ;--tw-drop-shadow: ;--tw-backdrop-blur: ;--tw-backdrop-brightness: ;--tw-backdrop-contrast: ;--tw-backdrop-grayscale: ;--tw-backdrop-hue-rotate: ;--tw-backdrop-invert: ;--tw-backdrop-opacity: ;--tw-backdrop-saturate: ;--tw-backdrop-sepia: ;--tw-contain-size: ;--tw-contain-layout: ;--tw-contain-paint: ;--tw-contain-style: }*,:before,:after{box-sizing:border-box;border-width:0;border-style:solid;border-color:#e5e7eb}:before,:after{--tw-content: ""}html,:host{line-height:1.5;-webkit-text-size-adjust:100%;-moz-tab-size:4;-o-tab-size:4;tab-size:4;font-family:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji",Segoe UI Symbol,"Noto Color Emoji";font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent}body{margin:0;line-height:inherit}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;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;font-feature-settings:normal;font-variation-settings:normal;font-size:1em}small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}button,input,optgroup,select,textarea{font-family:inherit;font-feature-settings:inherit;font-variation-settings:inherit;font-size:100%;font-weight:inherit;line-height:inherit;letter-spacing:inherit;color:inherit;margin:0;padding:0}button,select{text-transform:none}button,input:where([type=button]),input:where([type=reset]),input:where([type=submit]){-webkit-appearance:button;background-color:transparent;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}summary{display:list-item}blockquote,dl,dd,h1,h2,h3,h4,h5,h6,hr,figure,p,pre{margin:0}fieldset{margin:0;padding:0}legend{padding:0}ol,ul,menu{list-style:none;margin:0;padding:0}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder,textarea::-moz-placeholder{opacity:1;color:#9ca3af}input::placeholder,textarea::placeholder{opacity:1;color:#9ca3af}button,[role=button]{cursor:pointer}:disabled{cursor:default}img,svg,video,canvas,audio,iframe,embed,object{display:block;vertical-align:middle}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}:root{--background:0 0% 100%;--foreground:222.2 84% 4.9%;--card:0 0% 100%;--card-foreground:222.2 84% 4.9%;--popover:0 0% 100%;--popover-foreground:222.2 84% 4.9%;--primary:222.2 47.4% 11.2%;--primary-foreground:210 40% 98%;--secondary:210 40% 96.1%;--secondary-foreground:222.2 47.4% 11.2%;--muted:210 40% 96.1%;--muted-foreground:215.4 16.3% 46.9%;--accent:210 40% 96.1%;--accent-foreground:222.2 47.4% 11.2%;--destructive:0 84.2% 60.2%;--destructive-foreground:210 40% 98%;--border:214.3 31.8% 91.4%;--input:214.3 31.8% 91.4%;--ring:222.2 84% 4.9%;--radius:.5rem}.dark{--background:222.2 84% 4.9%;--foreground:210 40% 98%;--card:222.2 84% 4.9%;--card-foreground:210 40% 98%;--popover:222.2 84% 4.9%;--popover-foreground:210 40% 98%;--primary:210 40% 98%;--primary-foreground:222.2 47.4% 11.2%;--secondary:217.2 32.6% 17.5%;--secondary-foreground:210 40% 98%;--muted:217.2 32.6% 17.5%;--muted-foreground:215 20.2% 65.1%;--accent:217.2 32.6% 17.5%;--accent-foreground:210 40% 98%;--destructive:0 62.8% 30.6%;--destructive-foreground:210 40% 98%;--border:217.2 32.6% 17.5%;--input:217.2 32.6% 17.5%;--ring:212.7 26.8% 83.9%}.container{width:100%}@media(min-width:640px){.container{max-width:640px}}@media(min-width:768px){.container{max-width:768px}}@media(min-width:1024px){.container{max-width:1024px}}@media(min-width:1280px){.container{max-width:1280px}}@media(min-width:1536px){.container{max-width:1536px}}.pointer-events-none{pointer-events:none}.static{position:static}.fixed{position:fixed}.absolute{position:absolute}.relative{position:relative}.sticky{position:sticky}.inset-0{top:0;right:0;bottom:0;left:0}.inset-16{top:4rem;right:4rem;bottom:4rem;left:4rem}.inset-4{top:1rem;right:1rem;bottom:1rem;left:1rem}.-top-10{top:-2.5rem}.left-1\/2{left:50%}.top-4{top:1rem}.z-10{z-index:10}.z-30{z-index:30}.z-50{z-index:50}.mx-auto{margin-left:auto;margin-right:auto}.mb-1\.5{margin-bottom:.375rem}.mb-2{margin-bottom:.5rem}.ml-2{margin-left:.5rem}.mt-3{margin-top:.75rem}.mt-4{margin-top:1rem}.block{display:block}.flex{display:flex}.inline-flex{display:inline-flex}.table{display:table}.grid{display:grid}.hidden{display:none}.h-12{height:3rem}.h-80{height:20rem}.h-full{height:100%}.min-h-0{min-height:0px}.min-h-\[40px\]{min-height:40px}.w-12{width:3rem}.w-80{width:20rem}.w-full{width:100%}.max-w-md{max-width:28rem}.max-w-xs{max-width:20rem}.flex-1{flex:1 1 0%}.flex-shrink-0{flex-shrink:0}.-translate-x-1\/2{--tw-translate-x:-50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.-translate-y-1\/2{--tw-translate-y:-50%;transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.transform{transform:translate(var(--tw-translate-x),var(--tw-translate-y)) rotate(var(--tw-rotate)) skew(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}@keyframes pulse{50%{opacity:.5}}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.cursor-grab{cursor:grab}.cursor-not-allowed{cursor:not-allowed}.cursor-pointer{cursor:pointer}.resize{resize:both}.grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.flex-col{flex-direction:column}.flex-wrap{flex-wrap:wrap}.items-start{align-items:flex-start}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.gap-x-6{-moz-column-gap:1.5rem;column-gap:1.5rem}.gap-y-1{row-gap:.25rem}.space-y-8>:not([hidden])~:not([hidden]){--tw-space-y-reverse:0;margin-top:calc(2rem * calc(1 - var(--tw-space-y-reverse)));margin-bottom:calc(2rem * var(--tw-space-y-reverse))}.overflow-hidden{overflow:hidden}.overflow-x-auto{overflow-x:auto}.rounded-full{border-radius:9999px}.rounded-lg{border-radius:var(--radius)}.rounded-xl{border-radius:.75rem}.border{border-width:1px}.p-1{padding:.25rem}.p-4{padding:1rem}.p-8{padding:2rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-4{padding-left:1rem;padding-right:1rem}.px-6{padding-left:1.5rem;padding-right:1.5rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-4{padding-top:1rem;padding-bottom:1rem}.text-center{text-align:center}.align-middle{vertical-align:middle}.font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace}.text-lg{font-size:1.125rem;line-height:1.75rem}.text-sm{font-size:.875rem;line-height:1.25rem}.text-xl{font-size:1.25rem;line-height:1.75rem}.text-xs{font-size:.75rem;line-height:1rem}.font-bold{font-weight:700}.font-medium{font-weight:500}.font-semibold{font-weight:600}.leading-relaxed{line-height:1.625}.tracking-wide{letter-spacing:.025em}.opacity-0{opacity:0}.opacity-100{opacity:1}.opacity-40{opacity:.4}.shadow-2xl{--tw-shadow:0 25px 50px -12px rgb(0 0 0 / .25);--tw-shadow-colored:0 25px 50px -12px var(--tw-shadow-color);box-shadow:var(--tw-ring-offset-shadow, 0 0 #0000),var(--tw-ring-shadow, 0 0 #0000),var(--tw-shadow)}.blur{--tw-blur:blur(8px);filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.filter{filter:var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow)}.transition{transition-property:color,background-color,border-color,text-decoration-color,fill,stroke,opacity,box-shadow,transform,filter,backdrop-filter;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-all{transition-property:all;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}.transition-opacity{transition-property:opacity;transition-timing-function:cubic-bezier(.4,0,.2,1);transition-duration:.15s}@keyframes enter{0%{opacity:var(--tw-enter-opacity, 1);transform:translate3d(var(--tw-enter-translate-x, 0),var(--tw-enter-translate-y, 0),0) scale3d(var(--tw-enter-scale, 1),var(--tw-enter-scale, 1),var(--tw-enter-scale, 1)) rotate(var(--tw-enter-rotate, 0))}}@keyframes exit{to{opacity:var(--tw-exit-opacity, 1);transform:translate3d(var(--tw-exit-translate-x, 0),var(--tw-exit-translate-y, 0),0) scale3d(var(--tw-exit-scale, 1),var(--tw-exit-scale, 1),var(--tw-exit-scale, 1)) rotate(var(--tw-exit-rotate, 0))}}.lab-root{background:var(--lab-bg);color:var(--lab-text);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,PingFang SC,Microsoft YaHei,monospace;min-height:100vh;padding:var(--lab-sp-38) var(--lab-sp-46) var(--lab-sp-42)}.lab-icp{position:fixed;left:0;right:0;bottom:6px;text-align:center;z-index:2;pointer-events:none}.lab-icp a{pointer-events:auto;color:var(--lab-dim);font-size:var(--lab-fs-12);letter-spacing:.04em;text-decoration:none}.lab-icp a:hover{color:var(--lab-accent);text-decoration:underline}.lab-icp-sep{color:var(--lab-dim);opacity:.55}.lab-about{padding-bottom:calc(var(--lab-sp-48) + var(--lab-sp-24))}.lab-about .lab-card p{font-size:var(--lab-fs-15);line-height:1.85;color:var(--lab-muted);margin:0 0 var(--lab-sp-10)}.lab-about .lab-card p:last-child{margin-bottom:0}.lab-about .lab-card a{color:var(--lab-accent);text-decoration:none}.lab-about .lab-card a:hover{text-decoration:underline}.lab-inner{max-width:900px;margin:0 auto}.lab-top{display:flex;align-items:baseline;justify-content:space-between;border-bottom:1px solid var(--lab-line);padding-bottom:var(--lab-sp-16);margin-bottom:var(--lab-sp-24)}.lab-brand{display:flex;align-items:center;gap:var(--lab-sp-11);color:var(--lab-text);font-size:var(--lab-fs-21);letter-spacing:.02em}.lab-brand .sq{width:9px;height:9px;background:var(--lab-accent);display:inline-block}.lab-brand small{color:var(--lab-dim);font-size:var(--lab-fs-13);letter-spacing:.14em}.lab-meta{color:var(--lab-dim);font-size:var(--lab-fs-13);letter-spacing:.08em}.lab-prep{display:flex;align-items:center;justify-content:space-between;padding:var(--lab-sp-15) 0;border-bottom:1px solid var(--lab-line);margin-bottom:var(--lab-sp-22)}.lab-prep .l{display:flex;align-items:center;gap:var(--lab-sp-13)}.lab-prep .glyph{width:31px;height:31px;border:1px solid rgba(var(--lab-accent-rgb),.35);color:var(--lab-accent);display:grid;place-items:center;font-size:var(--lab-fs-15);flex-shrink:0}.lab-prep h3{font-size:var(--lab-fs-15);color:var(--lab-text);font-weight:600;letter-spacing:.05em;margin:0}.lab-prep p{font-size:var(--lab-fs-13);color:#6b7784;margin:var(--lab-sp-3) 0 0;letter-spacing:.01em}.lab-btn-ghost{border:1px solid rgba(var(--lab-accent-rgb),.4);color:var(--lab-accent);background:transparent;padding:var(--lab-sp-7) var(--lab-sp-16);font-size:var(--lab-fs-14);letter-spacing:.05em;cursor:pointer;font-family:inherit;transition:.15s;white-space:nowrap}.lab-btn-ghost:hover{background:rgba(var(--lab-accent-rgb),.1)}.lab-ok{color:var(--lab-ok);font-size:var(--lab-fs-13);letter-spacing:.05em;margin-right:var(--lab-sp-12)}.lab-tabs{display:flex;gap:var(--lab-sp-26);border-bottom:1px solid var(--lab-line);margin-bottom:var(--lab-sp-26)}.lab-tabs button{padding:var(--lab-sp-9) 0;font-size:var(--lab-fs-14);color:var(--lab-dim);cursor:pointer;border:none;background:none;border-bottom:2px solid transparent;margin-bottom:-1px;letter-spacing:.04em;font-family:inherit;transition:.15s}.lab-tabs button:hover{color:var(--lab-muted)}.lab-tabs button.on{color:var(--lab-accent);border-bottom-color:var(--lab-accent)}.lab-body h2{font-size:var(--lab-fs-22);color:var(--lab-text);font-weight:600;margin:0 0 var(--lab-sp-15);letter-spacing:.04em}.lab-body h2 i{color:var(--lab-accent);font-style:normal;margin-right:var(--lab-sp-10);font-size:var(--lab-fs-16)}.lab-body p{font-size:var(--lab-fs-15);line-height:1.85;color:var(--lab-muted);margin:0 0 var(--lab-sp-11);max-width:720px}.lab-foot{display:grid;grid-template-columns:1fr 1fr 1fr;gap:var(--lab-sp-11);margin-top:var(--lab-sp-28)}.lab-foot button{border:1px solid var(--lab-border);background:var(--lab-surface);color:var(--lab-text-2);padding:var(--lab-sp-15) var(--lab-sp-13);text-align:left;cursor:pointer;font-family:inherit;border-left:3px solid var(--lab-accent);transition:.15s}.lab-foot button:hover{background:var(--lab-surface-2);border-left-color:var(--lab-accent-2)}.lab-foot button:disabled{opacity:.5;cursor:not-allowed;border-left-color:#374049}.lab-foot b{display:block;font-size:var(--lab-fs-15);color:var(--lab-text);margin-bottom:var(--lab-sp-4);font-weight:600}.lab-foot small{font-size:var(--lab-fs-13);color:var(--lab-dim);letter-spacing:.08em}.lab-body h3{font-size:var(--lab-fs-17);color:var(--lab-text);font-weight:600;letter-spacing:.05em;margin:var(--lab-sp-24) 0 var(--lab-sp-10);padding-top:var(--lab-sp-18);border-top:1px solid var(--lab-line)}.lab-body h3 i{color:var(--lab-accent);font-style:normal;margin-right:var(--lab-sp-9)}.lab-body ul,.lab-body ol{margin:0 0 var(--lab-sp-14);padding:0;list-style:none}.lab-body li{font-size:var(--lab-fs-15);line-height:1.85;color:var(--lab-muted);margin-bottom:var(--lab-sp-9);padding-left:var(--lab-sp-26);position:relative}.lab-body li:before{content:counter(lab,decimal-leading-zero);counter-increment:lab;position:absolute;left:0;top:1px;color:var(--lab-accent);font-size:var(--lab-fs-13)}.lab-body ol{counter-reset:lab}.lab-body strong{color:var(--lab-text);font-weight:600}.lab-body em{color:var(--lab-accent);font-style:normal}.lab-eq{color:var(--lab-accent);padding:var(--lab-sp-13) 0;margin:var(--lab-sp-14) 0;border-top:1px solid var(--lab-line);border-bottom:1px solid var(--lab-line);letter-spacing:.05em;font-size:var(--lab-fs-16)}.lab-note{border:1px solid var(--lab-border);background:var(--lab-surface);padding:var(--lab-sp-14) var(--lab-sp-16);margin:var(--lab-sp-16) 0}.lab-note b{display:block;color:var(--lab-text);font-size:var(--lab-fs-14);letter-spacing:.06em;margin-bottom:var(--lab-sp-6);font-weight:600}.lab-note span{color:var(--lab-muted);font-size:var(--lab-fs-14);line-height:1.8}.lab-video{position:relative;width:100%;aspect-ratio:16/9;background:#000;border:1px solid var(--lab-border);overflow:hidden}.lab-video iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%}.lab-videos{display:flex;gap:var(--lab-sp-10);margin-top:var(--lab-sp-14)}.lab-videos button{border:1px solid var(--lab-border);background:transparent;color:var(--lab-dim);padding:var(--lab-sp-8) var(--lab-sp-15);font-size:var(--lab-fs-14);font-family:inherit;letter-spacing:.05em;cursor:pointer;transition:.15s}.lab-videos button:hover{color:var(--lab-muted)}.lab-videos button.on{border-color:var(--lab-accent);color:var(--lab-accent)}.lab-page{padding:var(--lab-sp-38) var(--lab-sp-46) var(--lab-sp-42)}.lab-back{display:flex;align-items:center;gap:var(--lab-sp-7);border:none;background:none;color:var(--lab-dim);font-family:inherit;font-size:var(--lab-fs-14);letter-spacing:.04em;cursor:pointer;transition:.15s;padding:0}.lab-back:hover{color:var(--lab-accent)}.lab-stage{position:relative;margin:0 auto}.lab-stage-img{width:100%;height:auto;display:block;border:1px solid var(--lab-border)}.lab-hotzone{position:absolute;border:2px solid transparent;border-radius:var(--lab-r-8);cursor:pointer;transition:.15s}.lab-hotzone:hover{border-color:var(--lab-accent);box-shadow:0 0 20px rgba(var(--lab-accent-rgb),.4)}.lab-tools{display:flex;gap:var(--lab-sp-11);justify-content:center;margin-top:var(--lab-sp-28);flex-wrap:wrap}.lab-tools button{display:flex;align-items:center;gap:var(--lab-sp-8);border:1px solid var(--lab-border);background:var(--lab-surface);color:var(--lab-text-2);padding:var(--lab-sp-13) var(--lab-sp-20);font-family:inherit;font-size:var(--lab-fs-15);letter-spacing:.04em;cursor:pointer;border-left:3px solid var(--lab-accent);transition:.15s}.lab-tools button:hover{background:var(--lab-surface-2);border-left-color:var(--lab-accent-2)}.lab-card{border:1px solid var(--lab-border);background:var(--lab-surface);padding:var(--lab-sp-20) var(--lab-sp-22);margin-bottom:var(--lab-sp-16)}.lab-card h2{font-size:var(--lab-fs-16);color:var(--lab-text);font-weight:600;letter-spacing:.05em;margin:0 0 var(--lab-sp-14);padding-bottom:var(--lab-sp-10);border-bottom:1px solid var(--lab-line)}.lab-field{display:flex;align-items:center;gap:var(--lab-sp-16);margin-bottom:var(--lab-sp-12)}.lab-field label{width:200px;color:var(--lab-muted);font-size:var(--lab-fs-15);letter-spacing:.02em;flex-shrink:0}.lab-input{flex:1;background:var(--lab-bg);border:1px solid var(--lab-border);color:var(--lab-text);padding:var(--lab-sp-9) var(--lab-sp-13);font-family:inherit;font-size:var(--lab-fs-15);outline:none;transition:.15s;width:100%}.lab-input:focus{border-color:var(--lab-accent)}.lab-unit{color:var(--lab-dim);font-size:var(--lab-fs-14);min-width:60px}.lab-btn{display:inline-flex;align-items:center;gap:var(--lab-sp-8);background:var(--lab-surface);border:1px solid var(--lab-border);border-left:3px solid var(--lab-accent);color:var(--lab-text-2);padding:var(--lab-sp-11) var(--lab-sp-20);font-family:inherit;font-size:var(--lab-fs-15);letter-spacing:.04em;cursor:pointer;transition:.15s}.lab-btn:hover{background:var(--lab-surface-2);border-left-color:var(--lab-accent-2)}.lab-btn:disabled{opacity:.5;cursor:not-allowed}.lab-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:50;display:flex;align-items:center;justify-content:center;background:#000000bf;padding:var(--lab-sp-16)}.lab-modal{background:var(--lab-bg);border:1px solid var(--lab-border);width:100%;max-width:760px;max-height:90vh;display:flex;flex-direction:column}.lab-modal-wide{max-width:min(1360px,96vw)}.lab-modal-head{display:flex;align-items:center;justify-content:space-between;padding:var(--lab-sp-16) var(--lab-sp-20);border-bottom:1px solid var(--lab-line)}.lab-modal-body{flex:1;overflow:auto;padding:var(--lab-sp-24)}.lab-opt{display:block;width:100%;text-align:left;background:transparent;border:1px solid var(--lab-disabled-border);color:var(--lab-text);padding:var(--lab-sp-13) var(--lab-sp-16);margin-bottom:var(--lab-sp-10);font-family:inherit;font-size:var(--lab-fs-18);cursor:pointer;transition:.15s}.lab-opt:hover{border-color:var(--lab-dim);color:var(--lab-text)}.lab-opt.on{border-color:var(--lab-accent);color:var(--lab-text);background:rgba(var(--lab-accent-rgb),.08)}.lab-num{width:40px;height:40px;border:1px solid var(--lab-disabled-border);background:transparent;color:var(--lab-text);font-family:inherit;font-size:var(--lab-fs-18);cursor:pointer;transition:.15s}.lab-num:hover{border-color:var(--lab-dim);color:var(--lab-text)}.lab-num.on{border-color:var(--lab-accent);color:var(--lab-accent)}.lab-num.done{border-color:var(--lab-accent);background:rgba(var(--lab-accent-rgb),.15);color:var(--lab-accent)}.lab-card-h{font-size:var(--lab-fs-15);color:var(--lab-muted);font-weight:600;letter-spacing:.06em;margin:0 0 var(--lab-sp-12);text-transform:none}.lab-thead{background:var(--lab-surface-2)}.lab-thead th{color:var(--lab-muted);font-weight:600;font-size:var(--lab-fs-14);letter-spacing:.04em}.lab-td-label{color:var(--lab-accent);font-weight:700;text-align:center;border-right:1px solid var(--lab-line)}.lab-td-idx{color:var(--lab-dim);text-align:center}.lab-toolbar{display:flex;align-items:center;justify-content:space-between;padding:var(--lab-sp-12) var(--lab-sp-16);border-top:1px solid var(--lab-line)}.lab-btn-sm{display:inline-flex;align-items:center;gap:var(--lab-sp-6);background:var(--lab-surface);border:1px solid var(--lab-border);border-left:3px solid var(--lab-accent);color:var(--lab-text-2);padding:var(--lab-sp-8) var(--lab-sp-15);font-family:inherit;font-size:var(--lab-fs-14);letter-spacing:.04em;cursor:pointer;transition:.15s}.lab-btn-sm:hover{background:var(--lab-surface-2);border-left-color:var(--lab-accent-2)}.lab-input-cell{text-align:center;padding:var(--lab-sp-6) var(--lab-sp-8)}.lab-cell-wide{width:112px;min-width:112px}.lab-table.lab-table-tight{table-layout:fixed;width:1260px;min-width:0}.lab-table.lab-table-tight th,.lab-table.lab-table-tight td{padding-left:var(--lab-sp-4)!important;padding-right:var(--lab-sp-4)!important}.lab-table{width:100%;border-collapse:collapse;font-size:var(--lab-fs-15)}.lab-table th,.lab-table td{padding:var(--lab-sp-8) var(--lab-sp-10);border-bottom:1px solid var(--lab-line)}.lab-fmt{color:var(--lab-accent);font-size:var(--lab-fs-14);font-weight:500}.lab-tag{display:inline-flex;align-items:center;gap:var(--lab-sp-6);background:var(--lab-surface-2);border:1px solid var(--lab-border);padding:var(--lab-sp-5) var(--lab-sp-10);font-size:var(--lab-fs-13);color:var(--lab-muted)}.lab-exp{background:var(--lab-bg);color:var(--lab-text);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,PingFang SC,Microsoft YaHei,monospace;min-height:100vh;display:flex;flex-direction:column}.lab-bar{background:var(--lab-surface);border-bottom:1px solid var(--lab-line)}.lab-dev{border:1px solid var(--lab-border);background:var(--lab-surface);box-shadow:0 0 24px #00000080}.lab-devtag{background:var(--lab-surface);color:var(--lab-accent);border:1px solid var(--lab-border);padding:var(--lab-sp-5) var(--lab-sp-22);font-size:var(--lab-fs-19);font-weight:700;letter-spacing:.04em}.lab-legend{background:rgba(var(--lab-bg-rgb),.94);border:1px solid var(--lab-border);border-radius:var(--lab-r-9999)}.lab-acc{color:var(--lab-accent)}.lab-dim{color:var(--lab-dim)}.lab-dial{border:4px solid var(--lab-border);background:var(--lab-surface)}.lab-dial-ring{border:2px dashed #334155}.lab-dial-inner{border:1px solid var(--lab-border)}.lab-bubble{background:var(--lab-accent);box-shadow:0 0 18px rgba(var(--lab-accent-rgb),.7)}.lab-pad{background:var(--lab-surface-2);border:1px solid var(--lab-border);color:var(--lab-text-2);font-family:inherit;transition:.15s;cursor:pointer}.lab-pad:hover{background:#1a2530;border-color:var(--lab-accent);color:var(--lab-accent)}.lab-pad-box{background:var(--lab-surface);border:1px solid var(--lab-border)}.lab-nav{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--lab-line);padding-bottom:var(--lab-sp-14);margin-bottom:var(--lab-sp-24);gap:var(--lab-sp-20);flex-wrap:wrap}.lab-nav-l{display:flex;gap:var(--lab-sp-24);flex-wrap:wrap}.lab-step{border:none;background:none;color:var(--lab-dim);font-family:inherit;font-size:var(--lab-fs-16);letter-spacing:.04em;cursor:pointer;padding:var(--lab-sp-6) 0;border-bottom:2px solid transparent;margin-bottom:-15px;transition:.15s;position:relative}.lab-step:hover{color:var(--lab-muted)}.lab-step.on{color:var(--lab-accent);border-bottom-color:var(--lab-accent);font-weight:600}.lab-step.locked{color:var(--lab-dim);cursor:not-allowed}.lab-step.locked:hover{color:var(--lab-dim)}.lab-step .lk{font-size:var(--lab-fs-13);margin-left:var(--lab-sp-4);opacity:.7}.lab-param{margin-left:auto;border:1px solid var(--lab-border);background:transparent;color:var(--lab-muted);padding:var(--lab-sp-7) var(--lab-sp-14);font-family:inherit;font-size:var(--lab-fs-16);letter-spacing:.04em;cursor:pointer;transition:.15s;white-space:nowrap}.lab-param:hover{border-color:var(--lab-accent);color:var(--lab-accent)}.lab-hero{text-align:left;padding:var(--lab-sp-8) 0 var(--lab-sp-20)}.lab-hero h1{font-size:var(--lab-fs-34);color:var(--lab-text);font-weight:600;letter-spacing:.02em;margin:0 0 var(--lab-sp-12)}.lab-hero p{font-size:var(--lab-fs-19);color:var(--lab-text);max-width:none}.lab-imgs{display:grid;grid-template-columns:1fr 1fr;gap:var(--lab-sp-14);margin:var(--lab-sp-20) 0}.lab-imgbox{border:1px solid var(--lab-border);background:var(--lab-surface);padding:var(--lab-sp-12)}.lab-imgbox img{width:100%;display:block;border:1px solid var(--lab-line)}.lab-imgbox p{font-size:var(--lab-fs-13);color:var(--lab-dim);text-align:center;margin:var(--lab-sp-9) 0 0;letter-spacing:.05em}.lab-flow{display:flex;align-items:center;gap:var(--lab-sp-10);flex-wrap:wrap;margin:var(--lab-sp-18) 0;padding:var(--lab-sp-16) 0;border-top:1px solid var(--lab-line);border-bottom:1px solid var(--lab-line)}.lab-flow button{border:1px solid var(--lab-border);background:var(--lab-surface);color:var(--lab-text-2);padding:var(--lab-sp-10) var(--lab-sp-18);font-family:inherit;font-size:var(--lab-fs-14);letter-spacing:.04em;cursor:pointer;border-left:3px solid var(--lab-accent);transition:.15s}.lab-flow button:hover{background:var(--lab-surface-2)}.lab-flow button:disabled{border-left-color:var(--lab-disabled-border);color:#4a5560;cursor:not-allowed}.lab-flow .arw{color:var(--lab-disabled-border)}.lab-prog{border:1px solid var(--lab-border);border-left:3px solid var(--lab-accent);background:rgba(var(--lab-accent-rgb),.06);padding:var(--lab-sp-16) var(--lab-sp-18);margin-top:var(--lab-sp-18)}.lab-prog b{display:block;color:var(--lab-accent);font-size:var(--lab-fs-17);letter-spacing:.05em;margin-bottom:var(--lab-sp-8);font-weight:600}.lab-prog span{color:var(--lab-text-2);font-size:var(--lab-fs-18);letter-spacing:.02em}.lab-subtabs{display:flex;gap:var(--lab-sp-20);border-bottom:1px solid var(--lab-line);margin-bottom:var(--lab-sp-20)}.lab-subtabs button{border:none;background:none;color:var(--lab-dim);font-family:inherit;font-size:var(--lab-fs-16);letter-spacing:.04em;cursor:pointer;padding:var(--lab-sp-8) 0;border-bottom:2px solid transparent;margin-bottom:-1px;transition:.15s}.lab-subtabs button:hover{color:var(--lab-muted)}.lab-subtabs button.on{color:var(--lab-accent);border-bottom-color:var(--lab-accent)}.lab-demo{display:grid;grid-template-columns:1fr 1fr;gap:var(--lab-sp-16);margin:var(--lab-sp-16) 0;align-items:start}.lab-demo-img{border:1px solid var(--lab-border);background:var(--lab-surface);padding:var(--lab-sp-10)}.lab-demo-img img{width:100%;display:block}.lab-table-wrap{border:1px solid var(--lab-border);padding:var(--lab-sp-14);overflow-x:auto}.lab-table td{vertical-align:middle}.lab-bar{flex-wrap:nowrap;white-space:nowrap;overflow-x:auto;align-items:center}.lab-bar span,.lab-bar button{white-space:nowrap;flex-shrink:0}.lab-bar .flex{white-space:nowrap}.lab-toolbar{flex-wrap:nowrap;flex-shrink:0}.lab-toolbar button{white-space:nowrap;flex-shrink:0}.lab-panorama .lab-toolbar{min-width:0;flex-shrink:1;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}.lab-toolbar.lab-toolbar-touch{display:grid;grid-template-columns:1fr 1fr;gap:var(--lab-sp-8);padding:0;border-top:0}.lab-toolbar.lab-toolbar-touch button{min-height:52px;font-size:var(--lab-fs-16);justify-content:center;white-space:normal;text-align:center}.lab-toolbar.lab-toolbar-touch .arw{display:none}.lab-toolbar.lab-toolbar-touch button:last-child{grid-column:1 / -1}.lab-stage{transform-origin:top center;transition:transform .2s;will-change:transform}.lab-flow-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:var(--lab-sp-10);padding:var(--lab-sp-9) var(--lab-sp-16);border-bottom:1px solid var(--lab-line);font-size:var(--lab-fs-14);color:var(--lab-dim);margin-bottom:var(--lab-sp-6)}.lab-flow-bar b{color:var(--lab-accent);font-weight:600;letter-spacing:.05em}.lab-flow-bar span{color:var(--lab-muted)}.lab-flow-bar i{color:var(--lab-disabled-border);font-style:normal}.lab-dev-img{filter:saturate(.72) brightness(.86) contrast(1.06)}html,body,button,input,select,textarea{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace!important}.lab-switch:before{content:"";position:absolute;top:-10px;right:-10px;bottom:-10px;left:-10px}.lab-switch:hover{outline:2px solid var(--lab-accent);outline-offset:6px;box-shadow:0 0 14px rgba(var(--lab-accent-rgb),.55)}.lab-switch:hover:after{content:"";position:absolute;top:-8px;right:-8px;bottom:-8px;left:-8px;background:rgba(var(--lab-accent-rgb),.1);border-radius:var(--lab-r-6);pointer-events:none}.lab-hitbox{border:1px solid transparent;border-radius:var(--lab-r-6);cursor:pointer;background:transparent;transition:border-color .12s,box-shadow .12s,background .12s}.lab-hitbox-ready:hover{border-color:var(--lab-accent);box-shadow:0 0 12px rgba(var(--lab-accent-rgb),.45);background:rgba(var(--lab-accent-rgb),.1)}.lab-hitbox-off:hover{border-color:var(--lab-dim);background:rgba(var(--lab-dim-rgb),.1)}@keyframes labVoltPop{0%{opacity:0;transform:translate(-8px) scale(.96)}to{opacity:1;transform:translate(0) scale(1)}}.lab-volt-pop{animation:labVoltPop .18s ease-out;transform-origin:left center}.lab-volt-range{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:3px;border-radius:var(--lab-r-2);background:var(--lab-line);outline:none}.lab-volt-range::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:10px;height:10px;border-radius:50%;background:var(--lab-accent);cursor:pointer;box-shadow:0 0 8px rgba(var(--lab-accent-rgb),.7)}.lab-volt-range::-moz-range-thumb{width:10px;height:10px;border:none;border-radius:50%;background:var(--lab-accent);cursor:pointer;box-shadow:0 0 8px rgba(var(--lab-accent-rgb),.7)}.lab-volt-range:disabled{opacity:.4;cursor:not-allowed}.lab-vid{width:100%;display:block;background:#000;border:1px solid var(--lab-border);aspect-ratio:16/9}.lab-vid-cap{font-size:var(--lab-fs-13);color:var(--lab-dim);margin:var(--lab-sp-8) 0 0;letter-spacing:.05em}.lab-vid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--lab-sp-12);margin-top:var(--lab-sp-14)}.lab-vid-item{border:1px solid var(--lab-border);background:var(--lab-surface);padding:var(--lab-sp-10)}.lab-vid-item video{width:100%;display:block;background:#000;border:1px solid var(--lab-line);aspect-ratio:16/9}.lab-vid-item p{font-size:var(--lab-fs-13);color:var(--lab-dim);text-align:center;margin:var(--lab-sp-9) 0 0;letter-spacing:.05em}@media(max-width:900px){.lab-vid-grid{grid-template-columns:1fr}}.lab-hotzone.on{border-color:var(--lab-accent);box-shadow:0 0 22px rgba(var(--lab-accent-rgb),.5);background:rgba(var(--lab-accent-rgb),.08)}.lab-zone-pop{position:absolute;left:50%;top:100%;transform:translate(-50%);margin-top:var(--lab-sp-16);min-width:264px;max-width:320px;padding:var(--lab-sp-15) var(--lab-sp-18) var(--lab-sp-14);background:linear-gradient(180deg,rgba(var(--lab-surface-rgb),.98),rgba(var(--lab-bg-rgb),.98));border:1px solid rgba(var(--lab-accent-rgb),.55);border-radius:var(--lab-r-12);box-shadow:0 14px 34px #0009,0 0 24px rgba(var(--lab-accent-rgb),.26),inset 0 1px #ffffff0d;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);z-index:40;pointer-events:none;text-align:left;animation:labZonePop .2s cubic-bezier(.22,1,.36,1)}.lab-zone-pop:before{content:"";position:absolute;left:50%;top:-7px;width:12px;height:12px;transform:translate(-50%) rotate(45deg);background:rgba(var(--lab-surface-rgb),.98);border-left:1px solid rgba(var(--lab-accent-rgb),.55);border-top:1px solid rgba(var(--lab-accent-rgb),.55)}.lab-zone-pop b{display:flex;align-items:center;gap:var(--lab-sp-9);font-size:var(--lab-fs-14);color:var(--lab-accent-2);letter-spacing:.06em;font-weight:700;margin:0 0 var(--lab-sp-9)}.lab-zone-pop b:before{content:"";width:3px;height:14px;border-radius:var(--lab-r-2);background:var(--lab-accent);box-shadow:0 0 8px rgba(var(--lab-accent-rgb),.85);flex-shrink:0}.lab-zone-pop span{display:block;font-size:var(--lab-fs-13);color:var(--lab-text);line-height:1.7}.lab-zone-pop em{display:block;margin-top:var(--lab-sp-11);padding-top:var(--lab-sp-9);border-top:1px solid rgba(var(--lab-accent-rgb),.18);font-style:normal;font-size:var(--lab-fs-12);color:var(--lab-accent);letter-spacing:.07em;font-weight:600}@keyframes labZonePop{0%{opacity:0;transform:translate(-50%) translateY(-7px) scale(.95)}to{opacity:1;transform:translate(-50%) translateY(0) scale(1)}}.lab-stage-full{width:min(96vw,1900px)!important;max-width:96vw;transform:none!important;margin:0 auto!important}.lab-stage-full .lab-stage-img{width:100%;height:auto;max-height:none!important}.lab-inner-panorama{max-width:none!important;width:100%}.lab-hotbox{border:1px solid transparent;border-radius:var(--lab-r-6);cursor:pointer;transition:border-color .12s,box-shadow .12s,background .12s}.lab-hotbox:hover{border-color:var(--lab-accent);box-shadow:0 0 12px rgba(var(--lab-accent-rgb),.45);background:rgba(var(--lab-accent-rgb),.1)}@keyframes labBreathe{0%,to{border-color:rgba(var(--lab-accent-rgb),.28);box-shadow:0 0 4px rgba(var(--lab-accent-rgb),.18);background:rgba(var(--lab-accent-rgb),.03)}50%{border-color:var(--lab-accent);box-shadow:0 0 20px rgba(var(--lab-accent-rgb),.65);background:rgba(var(--lab-accent-rgb),.15)}}.lab-hotbox.breathing{animation:labBreathe 1.6s ease-in-out infinite}.lab-hotbox.breathing:hover{animation:none;border-color:var(--lab-accent);box-shadow:0 0 22px rgba(var(--lab-accent-rgb),.75);background:rgba(var(--lab-accent-rgb),.18)}.text-xs{font-size:var(--lab-fs-13);line-height:1.5}.text-sm,.text-base{font-size:var(--lab-fs-15);line-height:1.6}.text-lg{font-size:var(--lab-fs-16);line-height:1.6}.text-xl{font-size:var(--lab-fs-21);line-height:1.4}.lab-nav-l{gap:var(--lab-sp-10)}.lab-step{border:1px solid rgba(var(--lab-accent-rgb),.55);background:rgba(var(--lab-accent-rgb),.14);color:var(--lab-accent-2);padding:var(--lab-sp-9) var(--lab-sp-18);margin-bottom:0;border-radius:var(--lab-r-4);font-weight:500}.lab-step:hover{color:#04211d;border-color:var(--lab-accent-2);background:var(--lab-accent)}.lab-step.on{color:#04211d;border-color:var(--lab-accent-2);background:var(--lab-accent);box-shadow:0 0 16px rgba(var(--lab-accent-rgb),.55);font-weight:700}.lab-step.locked{color:var(--lab-dim);border-color:var(--lab-line);background:transparent;cursor:not-allowed}.lab-step.locked:hover{color:var(--lab-dim);border-color:var(--lab-line);background:transparent}.lab-focus-v{-webkit-appearance:none;-moz-appearance:none;appearance:none;writing-mode:vertical-lr;direction:rtl;width:3px;height:118px;border-radius:var(--lab-r-2);background:var(--lab-line);outline:none}.lab-focus-v::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:10px;height:10px;border-radius:50%;background:var(--lab-accent);cursor:pointer;box-shadow:0 0 8px rgba(var(--lab-accent-rgb),.7)}.lab-focus-v::-moz-range-thumb{width:10px;height:10px;border:none;border-radius:50%;background:var(--lab-accent);cursor:pointer;box-shadow:0 0 8px rgba(var(--lab-accent-rgb),.7)}.lab-focus-v:disabled{opacity:.4;cursor:not-allowed}.lab-mrange{width:100%;height:44px;background:transparent;outline:none;cursor:pointer;accent-color:var(--lab-accent)}.lab-mrange:disabled{opacity:.4;cursor:not-allowed}.lab-btn,.lab-btn-ghost,.lab-param{display:inline-flex;align-items:center;gap:var(--lab-sp-6);background:var(--lab-surface);border:1px solid var(--lab-border);border-left:3px solid var(--lab-accent);color:var(--lab-text-2);padding:var(--lab-sp-8) var(--lab-sp-15);font-family:inherit;font-size:var(--lab-fs-14);letter-spacing:.04em;cursor:pointer;transition:.15s}.lab-btn:hover,.lab-btn-ghost:hover,.lab-param:hover{background:var(--lab-surface-2);border-color:var(--lab-border);border-left-color:var(--lab-accent-2);color:var(--lab-text-2)}.lab-btn:disabled,.lab-btn-ghost:disabled,.lab-param:disabled{opacity:.5;cursor:not-allowed}:root{--q-question:var(--lab-text);--q-dim:var(--lab-dim);--q-line:var(--lab-line)}.lab-num.on{border-color:var(--lab-accent)!important;background:rgba(var(--lab-accent-rgb),.2)!important;color:var(--lab-accent)!important;font-weight:600!important}.lab-num.done{border-color:#4d5c6e!important;background:#ffffff0d!important;color:var(--lab-text)!important;font-weight:400!important}.lab-num.done:hover{border-color:var(--lab-dim)!important;color:var(--lab-text)!important}.lab-home .lab-brand,.lab-home .lab-hero h1{color:var(--lab-accent)}.lab-home .lab-brand{font-size:var(--lab-fs-48)}.lab-home .lab-hero h1{font-size:var(--lab-fs-34)}.lab-home .lab-top{position:relative;justify-content:center;align-items:center}.lab-home .lab-top .lab-meta{position:absolute;right:0;top:50%;transform:translateY(-50%)}.lab-flow button,.lab-btn.lab-next{border:1px solid var(--lab-next);background:var(--lab-next);color:#fff;padding:var(--lab-sp-11) var(--lab-sp-26);border-radius:var(--lab-r-4);font-family:inherit;font-size:var(--lab-fs-15);letter-spacing:.04em;font-weight:600;cursor:pointer;transition:.15s}.lab-flow button:hover,.lab-btn.lab-next:hover{background:var(--lab-next-hover);border-color:var(--lab-next-hover);color:#fff}.lab-flow button:disabled,.lab-btn.lab-next:disabled{background:transparent;border-color:var(--lab-disabled-border);color:#4a5560;cursor:not-allowed}.lab-pagebtn{display:inline-flex;align-items:center;gap:var(--lab-sp-7);border:1px solid var(--lab-page);background:var(--lab-page);color:var(--lab-bg);padding:var(--lab-sp-9) var(--lab-sp-20);border-radius:var(--lab-r-4);font-family:inherit;font-size:var(--lab-fs-15);letter-spacing:.04em;font-weight:600;cursor:pointer;transition:.15s}.lab-pagebtn:hover:not(:disabled){background:var(--lab-page-hover);border-color:var(--lab-page-hover)}.lab-pagebtn:disabled{background:rgba(var(--lab-page-rgb),.1);border-color:rgba(var(--lab-page-rgb),.35);color:#8a7501;cursor:not-allowed}.lab-flow button:not(:disabled),.lab-btn.lab-next:not(:disabled){box-shadow:0 0 16px rgba(var(--lab-next-rgb),.55)}.lab-flow button:not(:disabled):hover,.lab-btn.lab-next:not(:disabled):hover{box-shadow:0 0 24px rgba(var(--lab-next-hover-rgb),.8)}.lab-pagebtn:not(:disabled){box-shadow:0 0 16px rgba(var(--lab-page-rgb),.45)}.lab-pagebtn:not(:disabled):hover{box-shadow:0 0 26px rgba(var(--lab-page-rgb),.72)}.lab-param{display:none!important}.lab-settings .lab-meta{font-size:var(--lab-fs-14)}.lab-settings .lab-card h2{font-size:var(--lab-fs-17);color:var(--lab-accent)}.lab-settings .lab-field label,.lab-settings .lab-input{font-size:var(--lab-fs-16)}.lab-settings .lab-unit,.lab-settings .lab-note b,.lab-settings .lab-note span{font-size:var(--lab-fs-15)}.lab-legend{background:var(--lab-next)!important;border-color:var(--lab-next)!important;box-shadow:0 0 16px rgba(var(--lab-next-rgb),.55)!important}.lab-legend span,.lab-legend div,.lab-legend b{color:#fff!important}.lab-legend:hover{box-shadow:0 0 24px rgba(var(--lab-next-hover-rgb),.8)!important}.lab-legend .lab-hotkey{color:#ff8a00!important;font-size:var(--lab-fs-15)!important}.lab-legend .lab-hotkey b{color:#ff8a00!important}.lab-btn-sm.lab-flow-btn,.lab-btn-sm.lab-flow-btn:hover{color:var(--lab-text)!important}.lab-nav-l{gap:var(--lab-sp-12)!important}.lab-nav-l .lab-step{font-size:clamp(var(--lab-fs-18),1.4vw,var(--lab-fs-22))!important;padding:var(--lab-sp-11) var(--lab-sp-20)!important;letter-spacing:.05em!important}.lab-nav-l .lab-step .lk{font-size:var(--lab-fs-15)!important}.lab-btn,.lab-btn-sm,.lab-btn-ghost,.lab-flow button,.lab-pagebtn,.lab-tools button,.lab-foot button,.lab-videos button,.lab-tabs button,.lab-subtabs button,.lab-back,.lab-step,.lab-opt,.lab-num{border-radius:var(--lab-r-4)!important;transition:all .15s!important}.lab-btn,.lab-tools button,.lab-flow button,.lab-btn.lab-next,.lab-pagebtn,.lab-foot button{font-size:var(--lab-fs-15)!important}.lab-btn-sm,.lab-btn-ghost,.lab-videos button,.lab-back{font-size:var(--lab-fs-14)!important}.lab-flow button,.lab-btn.lab-next{padding:var(--lab-sp-12) var(--lab-sp-24)!important;min-height:42px!important}.lab-pagebtn{padding:var(--lab-sp-11) var(--lab-sp-22)!important;min-height:42px!important}.lab-btn-ghost{padding:var(--lab-sp-8) var(--lab-sp-16)!important}.lab-flow button:not(:disabled),.lab-btn.lab-next:not(:disabled){box-shadow:0 0 16px rgba(var(--lab-next-rgb),.55)!important}.lab-flow button:not(:disabled):hover,.lab-btn.lab-next:not(:disabled):hover{box-shadow:0 0 26px rgba(var(--lab-next-hover-rgb),.85)!important}.lab-pagebtn:not(:disabled){box-shadow:0 0 16px rgba(var(--lab-page-rgb),.45)!important}.lab-pagebtn:not(:disabled):hover{box-shadow:0 0 28px rgba(var(--lab-page-rgb),.75)!important}.lab-btn:hover,.lab-btn-sm:hover,.lab-tools button:hover{box-shadow:0 0 14px rgba(var(--lab-accent-rgb),.35)!important}.lab-legend .lab-btn-sm,.lab-legend button{background:#fff!important;border:1px solid #ffffff!important;border-left:3px solid #ffffff!important;color:#046c4e!important;font-weight:700!important;font-size:var(--lab-fs-15)!important;padding:var(--lab-sp-8) var(--lab-sp-18)!important;box-shadow:none!important}.lab-legend .lab-btn-sm:hover,.lab-legend button:hover{background:#e6fff5!important;border-color:#e6fff5!important;border-left-color:#e6fff5!important;color:#046c4e!important;box-shadow:0 0 14px #ffffff73!important}.lab-legend .lab-btn-sm span,.lab-legend button span{color:#046c4e!important}.lab-body h3,.lab-prog b,.lab-hero p,.lab-devtag{font-size:var(--lab-fs-18)!important}.lab-root:not(.lab-home) .lab-brand{font-size:var(--lab-fs-22)!important}.lab-hitbox,.lab-hotbox{border-radius:var(--lab-r-4)!important}.lab-switch:hover:after{border-radius:var(--lab-r-4)!important}.lab-root,.lab-page{padding:var(--lab-sp-40) var(--lab-sp-48)!important}.lab-card{padding:var(--lab-sp-24)!important}.lab-note{padding:var(--lab-sp-16) var(--lab-sp-20)!important}.lab-table th,.lab-table td{padding:var(--lab-sp-12) var(--lab-sp-16)!important}.lab-table-wrap{padding:var(--lab-sp-16)!important}.lab-input{padding:var(--lab-sp-10) var(--lab-sp-14)!important}.lab-input-cell{padding:var(--lab-sp-8)!important}.lab-tag{padding:var(--lab-sp-4) var(--lab-sp-12)!important}.lab-btn-ghost,.lab-videos button,.lab-flow-bar{padding:var(--lab-sp-8) var(--lab-sp-16)!important}.lab-subtabs button{font-size:var(--lab-fs-14)!important}.lab-btn-sm{padding:var(--lab-sp-8) var(--lab-sp-16)!important}.lab-btn{padding:var(--lab-sp-12) var(--lab-sp-20)!important}.lab-flow button{padding:var(--lab-sp-10) var(--lab-sp-16)!important}.lab-pagebtn{padding:var(--lab-sp-8) var(--lab-sp-20)!important}.lab-nav-l .lab-step{padding:var(--lab-sp-12) var(--lab-sp-20)!important}.lab-record .lab-dim,.lab-record .lab-back,.lab-record .lab-td-idx,.lab-record .lab-note span,.lab-record .lab-card-h,.lab-record .lab-thead th,.lab-record .lab-tag{color:var(--lab-text)}.lab-home .lab-top{max-width:900px;margin:0 auto;width:100%;justify-content:flex-start}.lab-subtabs button{font-size:var(--lab-fs-17)!important;padding:var(--lab-sp-10) 0!important}.lab-panorama{padding:0!important;height:100vh;display:flex;flex-direction:column;overflow:hidden}.lab-panorama .lab-top{padding:var(--lab-sp-14) var(--lab-sp-20) 0;margin-bottom:var(--lab-sp-10);flex-shrink:0}.lab-inner-panorama{flex:1 1 auto;min-height:0;max-width:none!important;width:100%!important;display:flex;align-items:center;justify-content:center}.lab-stage-full{aspect-ratio:3840 / 2160;width:100%;max-width:100%;max-height:100%;margin:0!important;transform:none!important}.lab-stage-full .lab-stage-img{width:100%;height:100%;-o-object-fit:fill;object-fit:fill;border:none}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%}button,.lab-step,.lab-subtabs button,.lab-tabs button,.lab-opt,.lab-num,.lab-pad{touch-action:manipulation;-webkit-tap-highlight-color:transparent}@supports (height:100dvh){.lab-root,.lab-exp,.lab-login{min-height:100dvh}.lab-overlay{height:100dvh}}.lab-exp-phone{height:100dvh}@media(max-width:768px){.lab-root,.lab-page{padding:var(--lab-sp-20) var(--lab-sp-16) var(--lab-sp-28)!important}.lab-inner{max-width:100%!important}.lab-fitwrap{width:100%!important}.lab-fitbox{width:100%!important;height:auto!important;margin:0!important}.lab-fitcontent{width:100%!important;transform:none!important}.lab-home .lab-brand{font-size:var(--lab-fs-26)!important}.lab-home .lab-brand small{font-size:var(--lab-fs-11)}.lab-root:not(.lab-home) .lab-brand{font-size:var(--lab-fs-18)!important}.lab-home .lab-hero h1,.lab-hero h1{font-size:var(--lab-fs-24)!important}.lab-hero p{font-size:var(--lab-fs-15)!important}.lab-body h2{font-size:var(--lab-fs-19)}.lab-body h3{font-size:var(--lab-fs-16)!important;margin:var(--lab-sp-18) 0 var(--lab-sp-8);padding-top:var(--lab-sp-14)}.lab-body p,.lab-body li{font-size:var(--lab-fs-14)}.lab-body p{max-width:none}.lab-home .lab-top{flex-direction:column;align-items:flex-start!important;justify-content:flex-start!important;gap:var(--lab-sp-10);max-width:100%!important}.lab-home .lab-top .lab-meta{position:static!important;transform:none!important;flex-wrap:wrap;justify-content:flex-start}.lab-top{flex-wrap:wrap;gap:var(--lab-sp-10);align-items:flex-start}.lab-meta{font-size:var(--lab-fs-12);letter-spacing:.04em}.lab-nav{flex-wrap:wrap;gap:var(--lab-sp-10)}.lab-nav-l{flex-wrap:wrap;gap:var(--lab-sp-8)!important}.lab-nav-l .lab-step{font-size:var(--lab-fs-15)!important;padding:var(--lab-sp-8) var(--lab-sp-12)!important}.lab-nav-l .lab-step .lk{font-size:var(--lab-fs-12)!important}.lab-btn,.lab-btn-sm,.lab-btn-ghost,.lab-flow button,.lab-pagebtn,.lab-back{min-height:44px}.lab-card{padding:var(--lab-sp-16)!important}.lab-note{padding:var(--lab-sp-12) var(--lab-sp-14)!important}.lab-modal{max-width:100%!important;max-height:92dvh}.lab-modal-body{padding:var(--lab-sp-16)}.lab-opt{font-size:var(--lab-fs-16);padding:var(--lab-sp-12) var(--lab-sp-14)}.lab-table-wrap{overflow-x:auto!important;-webkit-overflow-scrolling:touch;padding:var(--lab-sp-10)!important}.lab-table{min-width:560px}.lab-table th,.lab-table td{padding:var(--lab-sp-8) var(--lab-sp-10)!important}.lab-foot,.lab-imgs,.lab-demo{grid-template-columns:1fr}.lab-tools{gap:var(--lab-sp-8)}.lab-field{flex-wrap:wrap;gap:var(--lab-sp-6)}.lab-field label{width:100%;flex:0 0 auto}.lab-unit{min-width:0}.lab-subtabs button{font-size:var(--lab-fs-15)!important;padding:var(--lab-sp-9) 0!important}.lab-subtabs{gap:var(--lab-sp-16)}}.lab-rotate{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--lab-sp-14);padding:var(--lab-sp-32) var(--lab-sp-24);text-align:center;background:rgba(var(--lab-bg-rgb),.97);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);color:var(--lab-text)}.lab-rotate-icon{color:var(--lab-accent);animation:labRotateHint 2.4s ease-in-out infinite}@keyframes labRotateHint{0%,35%{transform:rotate(0)}55%,to{transform:rotate(-90deg)}}.lab-rotate b{font-size:var(--lab-fs-20);letter-spacing:.08em}.lab-rotate p{font-size:var(--lab-fs-14);color:var(--lab-muted);max-width:360px;line-height:1.8;margin:0}.lab-rotate .lab-btn{min-height:44px}@media(orientation:landscape)and (max-height:620px){.lab-panorama .lab-top{padding:var(--lab-sp-6) var(--lab-sp-14) 0;margin-bottom:var(--lab-sp-4)}.lab-stage-full{height:100%!important;width:auto!important;max-width:100%!important;max-height:100%!important}}@media(hover:none){.lab-hotzone[data-label]:after{content:attr(data-label);position:absolute;left:0;top:0;padding:var(--lab-sp-2) var(--lab-sp-8);background:rgba(var(--lab-bg-rgb),.82);border:1px solid rgba(var(--lab-accent-rgb),.5);border-radius:0 0 var(--lab-r-6) 0;color:var(--lab-accent-2);font-size:var(--lab-fs-12);letter-spacing:.04em;white-space:nowrap;pointer-events:none}}.active\:cursor-grabbing:active{cursor:grabbing}.group:hover .group-hover\:opacity-100{opacity:1}
