*,:before,:after,::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:#3b82f680;--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:0 solid #e5e7eb}:before,:after{--tw-content:""}html,:host{-webkit-text-size-adjust:100%;tab-size:4;font-feature-settings:normal;font-variation-settings:normal;-webkit-tap-highlight-color:transparent;font-family:ui-sans-serif,system-ui,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji;line-height:1.5}body{line-height:inherit;margin:0}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;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-feature-settings:normal;font-variation-settings:normal;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,Courier New,monospace;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}button,input,optgroup,select,textarea{font-feature-settings:inherit;font-variation-settings:inherit;font-family: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:#0000;background-image:none}:-moz-focusring{outline:auto}:-moz-ui-invalid{box-shadow:none}progress{vertical-align:baseline}::-webkit-inner-spin-button{height:auto}::-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{margin:0;padding:0;list-style:none}dialog{padding:0}textarea{resize:vertical}input::-moz-placeholder{opacity:1;color:#9ca3af}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{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}[hidden]:where(:not([hidden=until-found])){display:none}.visible{visibility:visible}.static{position:static}.table{display:table}.table-cell{display:table-cell}.table-row{display:table-row}.grid{display:grid}.contents{display:contents}.transform{transform:translate(var(--tw-translate-x), var(--tw-translate-y)) rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y)) scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y))}.resize{resize:both}.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)}:root{--page-top:#08090d;--page-bottom:#171a21;--panel:#06070a;--panel-edge:#1c2029;--text-main:#f6f8fb;--text-soft:#a9b4c2;--screen-bg:#f3f3f1;--screen-top:#4b4f56;--screen-text:#101318;--screen-soft:#54606d;--key-dark-top:#141821;--key-dark-bottom:#090b10;--key-light-top:#f5f6f7;--key-light-bottom:#d8dde3;--key-blue-top:#3090e5;--key-blue-bottom:#1f70b8;--key-green-top:#a6e952;--key-green-bottom:#7fca33;--key-enter-top:#d9dde1;--key-enter-bottom:#c0c6cc;--key-light-border:#a5adb6;--key-dark-border:#75808c;--accent-blue:#58aeff;--accent-green:#86dd3f}*{box-sizing:border-box}html{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;overflow-x:hidden}body{background:linear-gradient(90deg, #ffffff05 0 1px, transparent 1px 100%), linear-gradient(180deg, #ffffff04 0 1px, transparent 1px 100%), linear-gradient(180deg, var(--page-top), var(--page-bottom));min-height:100vh;color:var(--text-main);background-size:36px 36px,36px 36px,cover;margin:0;font-family:Trebuchet MS,Arial,sans-serif;overflow-x:hidden}.page-wrap{align-content:start;justify-items:center;gap:14px;min-height:100vh;padding:18px 12px 28px;display:grid}.hero-copy{text-align:center;gap:8px;width:min(100%,760px);display:grid}.hero-copy h1{margin:0;font-family:Georgia,Times New Roman,serif;font-size:clamp(1.7rem,4vw,2.4rem);line-height:1.05}.eyebrow{color:var(--text-soft);text-transform:uppercase;letter-spacing:.9px;margin:0;font-size:12px}.lede{color:var(--text-soft);margin:0;font-size:.98rem;line-height:1.55}.zoom-controls{align-items:center;gap:10px;display:inline-flex}.zoom-button{color:#111722;cursor:pointer;background:linear-gradient(#eff2f6,#ccd2da);border:1px solid #97a1ac;border-radius:8px;place-items:center;width:32px;height:32px;font-size:22px;font-weight:800;display:grid;box-shadow:0 4px 10px #00000040}.zoom-readout{text-align:center;min-width:56px;color:var(--text-soft);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:4px 6px;font-size:13px;font-weight:700;transition:background-color .18s,color .18s}.zoom-readout:hover{color:var(--text-main);background:#ffffff0f}.calculator-stage{justify-content:center;width:100%;display:flex;overflow:visible}.calculator-shell{border:1px solid var(--panel-edge);background:linear-gradient(160deg,#040507,#10131a 48%,#06080c);border-radius:14px;width:360px;padding:12px;box-shadow:0 22px 44px #00000085}.screen-shell{background:var(--screen-bg);border:3px solid #0f1217;border-radius:8px;overflow:hidden}.screen-shell.is-off .screen-inner{background:#08090c}.screen-status-line{background:var(--screen-top);color:#f8fbff;letter-spacing:.6px;text-transform:uppercase;justify-content:space-between;align-items:center;min-height:24px;padding:0 6px;font:11px/1 Lucida Console,Courier New,monospace;display:flex}.battery-icon{background:linear-gradient(#40d869,#27ab43);border:1px solid #d7dde4;border-radius:2px;width:12px;height:16px;box-shadow:inset 0 0 0 2px #ffffffd9}.screen-indicators{background:var(--screen-bg);color:var(--screen-soft);text-transform:uppercase;align-items:center;gap:6px;padding:4px 8px 0;font:11px/1 Lucida Console,Courier New,monospace;display:flex}.screen-indicators span.active{color:#0f57a8;font-weight:700}.screen-inner{min-height:204px;color:var(--screen-text);padding:8px 10px 4px;font-family:Lucida Console,Courier New,monospace}.screen-footer-status{background:var(--screen-bg);color:#25303b;place-items:center;min-height:24px;padding:0 10px 7px;font:15px/1.2 Lucida Console,Courier New,monospace;display:grid}.screen-view{min-height:192px}.power-off-view{place-items:start;min-height:192px;display:grid}.power-off-square{background:#f0f0f0;width:12px;height:12px;margin-top:6px}.home-view{align-content:start;gap:6px;display:grid}.home-history{align-content:start;gap:3px;min-height:84px;display:grid}.history-entry{color:var(--screen-soft);justify-content:space-between;gap:8px;font-size:13px;display:flex}.input-line{text-align:right;word-break:break-word;min-height:42px;font-size:24px;line-height:1.25}.preview-line{text-align:right;color:#1c4d88;min-height:18px;font-size:15px}.preview-line.error{color:#b52b2b}.cursor-block{vertical-align:-3px;background:#121212;width:10px;height:19px;margin:0 1px;animation:1s step-end infinite blink;display:inline-block}.editor-view,.menu-view,.mode-view,.table-view{align-content:start;gap:8px;display:grid}.view-title{color:#3a4856;font-size:16px}.view-hint{color:#55616d;font-size:13px;line-height:1.4}.editor-list,.field-list,.menu-items,.mode-groups{gap:5px;display:grid}.editor-row,.field-row,.menu-item,.mode-group{border:1px solid #0000;border-radius:4px;padding:4px 6px}button.editor-row,button.field-row,button.menu-item,button.table-row{appearance:none;width:100%;color:inherit;font:inherit;text-align:inherit;cursor:pointer;background:0 0;border:none}button.matrix-cell{appearance:none;width:100%;color:inherit;font:inherit;text-align:inherit;cursor:pointer;border:none}button.choice-pill{appearance:none;font:inherit;cursor:pointer;color:inherit;background:0 0;border:none}.editor-row.active,.field-row.active,.menu-item.active,.mode-group.active{background:#3982db24;border-color:#3982db47}.table-row.active{border-radius:4px;box-shadow:inset 0 0 0 1px #3982db4d}.editor-row{grid-template-columns:14px 42px 1fr;align-items:center;gap:8px;display:grid}.led-dot{border-radius:50%;width:9px;height:9px}.led-dot.on{background:#39c667}.led-dot.off{background:#c9d0d7}.editor-expression,.field-value{word-break:break-word}.field-row{grid-template-columns:74px 1fr;gap:8px;display:grid}.mode-choices{flex-wrap:wrap;gap:6px;margin-top:5px;display:flex}.choice-pill{color:#34424e;border:1px solid #cbd2da;border-radius:999px;padding:3px 8px;font-size:12px}.choice-pill.selected{background:#67c27024;border-color:#579d5f80}.choice-pill.cursor{box-shadow:inset 0 0 0 1px #2874c985}.table-grid{gap:4px;display:grid}.table-row,.matrix-row{grid-template-columns:repeat(4,minmax(0,1fr));gap:4px;display:grid}.table-row{border:none;padding:0}.table-cell,.matrix-cell{text-align:center;background:#fff6;border-radius:4px;padding:4px 5px;font-size:12px}button.matrix-cell{background:#fff6}.table-cell.heading{background:#3982db1f}.matrix-cell.active{background:#3982db24}.graph-view{gap:6px;display:grid}.graph-meta{color:#34424e;justify-content:space-between;align-items:center;font-size:13px;display:flex}.graph-canvas{background:#fbfbf8;border-radius:4px;width:100%;height:164px;display:block}.keypad-wrap{gap:8px;margin-top:9px;display:grid}.soft-key-row{grid-template-columns:repeat(5,minmax(0,1fr));gap:5px;display:grid}.soft-key{color:#111824;cursor:pointer;text-transform:lowercase;text-align:center;background:linear-gradient(#f2f3f5,#d8dde2);border:1px solid #8f98a3;border-radius:4px;place-items:center;min-height:40px;padding:4px 2px;font-weight:700;line-height:1.05;display:grid}.soft-second{color:#0f5aa8;font-size:11px;line-height:1}.soft-main{justify-items:center;gap:1px;font-size:12px;line-height:1;display:grid}.soft-main .hint{color:#89d34a;margin-right:0;font-size:11px}.soft-primary{width:100%;display:block}.main-key-grid{grid-template-columns:repeat(5,minmax(0,1fr));gap:6px;display:grid}.calc-key{border:1px solid var(--key-dark-border);background:linear-gradient(180deg, var(--key-dark-top), var(--key-dark-bottom));color:#f8fbff;cursor:pointer;border-radius:6px;min-height:46px;padding:2px 4px 4px;position:relative;overflow:hidden}.calc-key.light{background:linear-gradient(180deg, var(--key-light-top), var(--key-light-bottom));border-color:var(--key-light-border);color:#10161f}.calc-key.blue{background:linear-gradient(180deg, var(--key-blue-top), var(--key-blue-bottom));border-color:#7dbeec}.calc-key.green{background:linear-gradient(180deg, var(--key-green-top), var(--key-green-bottom));color:#101815;border-color:#c0ef93}.calc-key.enter{background:linear-gradient(180deg, var(--key-enter-top), var(--key-enter-bottom));color:#10161f;border-color:#a5abb2}.calc-key.active{box-shadow:inset 0 0 0 1px #ffe68ccc}.key-subline{justify-content:space-between;gap:4px;font-size:9px;line-height:1;display:flex;position:absolute;top:3px;left:5px;right:5px;overflow:hidden}.key-subline span{white-space:nowrap;text-overflow:ellipsis;min-width:0;overflow:hidden}.key-subline .blue{color:var(--accent-blue)}.key-subline .green{color:var(--accent-green)}.key-main{text-align:center;white-space:nowrap;text-overflow:ellipsis;width:100%;margin-top:15px;font:800 16px/1 Lucida Console,Courier New,monospace;display:block;overflow:hidden}.key-main.large{margin-top:12px;font-size:28px;font-weight:700}.key-main.word{font-size:16px}.key-main.compact{letter-spacing:-.2px;font-size:14px}.key-main.multiline{white-space:pre-line;line-height:.9}.arrow-pad{background:conic-gradient(from 45deg, #d7d8db 0 25%, #f2f3f5 25% 50%, #d1d4d9 50% 75%, #eceef1 75% 100%);border:1px solid #7a818c;border-radius:46px;grid-area:2/4/span 2/span 2;min-height:98px;position:relative;overflow:hidden}.arrow-pad:before{content:"";background:linear-gradient(135deg,#0000 48%,#0000000f 48% 52%,#0000 52%),linear-gradient(45deg,#0000 48%,#0000000f 48% 52%,#0000 52%);position:absolute;inset:0}.arrow-pad .center{background:#07090d;border:1px solid #232935;border-radius:50%;width:32px;height:32px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.arrow-pad button{z-index:1;color:#174f99;cursor:pointer;background:0 0;border:none;width:34px;height:28px;font-size:26px;line-height:1;position:absolute}.arrow-pad .up{top:7px;left:50%;transform:translate(-50%)}.arrow-pad .down{bottom:7px;left:50%;transform:translate(-50%)}.arrow-pad .left{top:50%;left:7px;transform:translateY(-50%)}.arrow-pad .right{top:50%;right:7px;transform:translateY(-50%)}.shell-footer{text-align:center;color:var(--text-soft);margin:10px 0 0;font-size:12px;line-height:1.45}@keyframes blink{0%,49%{opacity:1}50%,to{opacity:0}}@media (width<=420px){.page-wrap{padding:10px 4px 18px}.calculator-shell{width:min(360px,100vw - 16px);padding:8px}.soft-key{min-height:36px;padding:4px 1px;font-size:11px}.calc-key{min-height:42px}.soft-second,.soft-main,.soft-main .hint{font-size:10px}.key-main.large{font-size:24px}.key-main.word{white-space:normal;text-overflow:clip;font-size:14px;line-height:.95;overflow:visible}.key-main.compact{font-size:12px}.key-subline{gap:2px}.key-subline span{text-overflow:clip;overflow:visible}.arrow-pad{min-height:90px}.shell-footer{margin-top:8px;font-size:11px}}@media (width<=380px){.calculator-shell{width:min(344px,100vw - 10px);padding:7px}.screen-status-line{min-height:22px;padding-inline:5px;font-size:10px}.screen-inner{min-height:186px;padding:7px 8px 4px}.screen-footer-status{min-height:22px;font-size:13px}.soft-key-row,.main-key-grid{gap:4px}.soft-key{min-height:33px;padding:3px 1px}.soft-second{font-size:10px}.soft-main,.soft-main .hint{font-size:9px}.calc-key{min-height:40px;padding:2px 3px 3px}.key-subline{font-size:8px;left:4px;right:4px}.key-main{white-space:normal;text-overflow:clip;margin-top:14px;font-size:14px;line-height:.92;overflow:visible}.key-main.large{margin-top:10px;font-size:20px}.key-main.word{font-size:13px}.key-main.compact{font-size:11px}.arrow-pad{min-height:84px}.arrow-pad button{font-size:23px}}@media (width<=340px){.calculator-shell{width:min(320px,100vw - 8px);padding:6px}.screen-status-line{letter-spacing:.35px;font-size:9px}.soft-key{min-height:31px}.soft-second{font-size:9px}.soft-main,.soft-main .hint{font-size:8px}.calc-key{min-height:38px}.key-main{white-space:normal;text-overflow:clip;font-size:13px;overflow:visible}.key-main.large{font-size:18px}.key-main.word{font-size:12px}.key-main.compact,.shell-footer{font-size:10px}}