@font-face{font-family:Instrument Sans Variable;font-style:normal;font-display:swap;font-weight:400 700;src:url(/assets/instrument-sans-latin-ext-wght-normal-B5bTHO_g.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Instrument Sans Variable;font-style:normal;font-display:swap;font-weight:400 700;src:url(/assets/instrument-sans-latin-wght-normal-BbzFLZTg.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-cyrillic-ext-400-normal-xuaO2J-f.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-ext-400-normal-DMdlQ8Kv.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-cyrillic-400-normal-BSMlKf0J.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-400-normal-CEL4l2ZJ.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-vietnamese-400-normal-BulugwFq.woff2) format("woff2"),url(/assets/ibm-plex-mono-vietnamese-400-normal-DDuiU_S-.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-latin-ext-400-normal-BmRBH3aV.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-ext-400-normal-D3D2R8hC.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/ibm-plex-mono-latin-400-normal-DMJ8VG8y.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-400-normal-CvHOgSBP.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-cyrillic-ext-500-normal-BqneJy0T.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-ext-500-normal-BIfNGwUT.woff) format("woff");unicode-range:U+0460-052F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-cyrillic-500-normal-Bq9vWWag.woff2) format("woff2"),url(/assets/ibm-plex-mono-cyrillic-500-normal-Ael50iVv.woff) format("woff");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-vietnamese-500-normal-DZ4AoWbu.woff2) format("woff2"),url(/assets/ibm-plex-mono-vietnamese-500-normal-C8zxqsMH.woff) format("woff");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-latin-ext-500-normal-CAhNIIs5.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-ext-500-normal-CZ70TYgx.woff) format("woff");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:IBM Plex Mono;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/ibm-plex-mono-latin-500-normal-DSY6xOcd.woff2) format("woff2"),url(/assets/ibm-plex-mono-latin-500-normal-CB9ihrfo.woff) format("woff");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{font-family:Instrument Sans Variable,sans-serif;color:#171815;background:#f3f1eb;font-synthesis:none;--paper: #f8f7f2;--paper-deep: #eeece5;--ink: #171815;--muted: #777871;--faint: #a8a79e;--line: #d9d6cc;--line-strong: #bbb8ae;--green: #19704c;--green-soft: #dcece3;--red: #9d3934;--red-soft: #f2dfdc;--accent: #d9653b;--shadow: 0 20px 55px rgb(31 29 23 / 8%), 0 2px 10px rgb(31 29 23 / 4%)}:root[data-theme=dark]{color:#ecebe5;background:#141512;--paper: #1b1c18;--paper-deep: #20211d;--ink: #ecebe5;--muted: #999a92;--faint: #6d6e68;--line: #30312c;--line-strong: #4a4b44;--green: #70bf98;--green-soft: #17372a;--red: #e4877d;--red-soft: #452522;--accent: #e8794e;--shadow: 0 22px 60px rgb(0 0 0 / 25%)}*{box-sizing:border-box}html{min-width:320px;background:#f3f1eb;scroll-behavior:smooth}html[data-theme=dark]{background:#141512}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(circle at 12% 10%,rgb(255 255 255 / 38%),transparent 29%),linear-gradient(120deg,transparent 0 49.8%,rgb(67 65 57 / 3%) 50%,transparent 50.2%),#f3f1eb;color:var(--ink)}[data-theme=dark] body{background:radial-gradient(circle at 12% 10%,rgb(255 255 255 / 3%),transparent 29%),#141512}button,textarea{font:inherit}button{color:inherit}button:focus-visible,textarea:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.app-shell{min-height:100vh}.topbar{height:62px;display:flex;align-items:center;padding:0 clamp(20px,4vw,68px);border-bottom:1px solid var(--line);position:relative;z-index:20;background:color-mix(in srgb,var(--paper) 80%,transparent);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand{display:flex;align-items:baseline;gap:9px;color:var(--ink);text-decoration:none;font-weight:660;letter-spacing:-.035em;font-size:17px}.brand-glyph{color:var(--accent);font-family:IBM Plex Mono,monospace;font-weight:500;letter-spacing:-.1em}.live-state{margin-left:27px;padding-left:20px;border-left:1px solid var(--line);color:var(--muted);font-size:11px;letter-spacing:.07em;text-transform:uppercase;display:flex;align-items:center;gap:8px}.pulse{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px color-mix(in srgb,var(--green) 12%,transparent)}.top-actions{margin-left:auto;display:flex;align-items:center;gap:4px}.text-button,.icon-button{border:0;background:transparent;cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.text-button{gap:7px;color:var(--muted);font-size:12px;padding:7px 10px}.text-button:hover{color:var(--ink)}.icon-button{width:31px;height:31px;border-radius:4px;color:var(--muted);transition:background .15s ease,color .15s ease,transform .15s ease}.icon-button:hover:not(:disabled),.icon-button.active{color:var(--ink);background:var(--paper-deep)}.icon-button:active:not(:disabled){transform:translateY(1px)}.icon-button:disabled,button:disabled{opacity:.34;cursor:default}main{width:min(1440px,calc(100% - clamp(28px,7vw,110px)));margin:0 auto;padding:clamp(45px,7vw,92px) 0 80px}.intro{display:grid;grid-template-columns:minmax(330px,1fr) minmax(260px,440px);align-items:end;gap:50px;margin:0 0 43px}.eyebrow{color:var(--accent);font-size:10px;font-weight:650;letter-spacing:.13em;text-transform:uppercase;margin:0 0 17px}h1{font-size:clamp(48px,6.3vw,91px);line-height:.87;font-weight:570;letter-spacing:-.07em;margin:0;max-width:800px}h1 em{font-style:italic;font-weight:450;color:var(--muted);letter-spacing:-.06em}.intro-copy{color:var(--muted);margin:0 0 3px;font-size:clamp(14px,1.25vw,17px);line-height:1.55;max-width:410px}.workbench{border:1px solid var(--line-strong);background:var(--paper);box-shadow:var(--shadow);position:relative;animation:workbench-in .6s cubic-bezier(.22,.8,.3,1) both}@keyframes workbench-in{0%{opacity:0;transform:translateY(12px)}}.controlbar{min-height:51px;display:flex;align-items:stretch;border-bottom:1px solid var(--line);padding:0 8px 0 0}.mode-tabs{display:flex;align-items:stretch}.mode-tabs button{min-width:85px;padding:0 15px;border:0;border-right:1px solid var(--line);color:var(--muted);background:transparent;cursor:pointer;font-size:11px;letter-spacing:.025em;position:relative}.mode-tabs button:hover{color:var(--ink);background:var(--paper-deep)}.mode-tabs button.selected{color:var(--ink);font-weight:620;background:var(--paper)}.mode-tabs button.selected:after{content:"";position:absolute;left:14px;right:14px;bottom:-1px;height:2px;background:var(--accent)}.short-label{display:none}.control-actions{margin-left:auto;display:flex;gap:3px;align-items:center}.view-switch{display:flex;border:1px solid var(--line);padding:2px;margin-right:4px}.view-switch button{border:0;background:transparent;color:var(--muted);height:25px;padding:0 9px;font-size:10px;display:flex;gap:5px;align-items:center;cursor:pointer}.view-switch button.selected{background:var(--paper-deep);color:var(--ink)}.popover-wrap{position:relative}.popover{position:absolute;z-index:40;border:1px solid var(--line-strong);background:var(--paper);box-shadow:var(--shadow)}.settings-popover{top:38px;right:0;width:240px;padding:8px 13px 10px}.popover-title{height:32px;display:flex;justify-content:space-between;align-items:center;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border-bottom:1px solid var(--line);margin-bottom:2px}.popover-title button{border:0;background:transparent;color:var(--muted);cursor:pointer}.toggle-row{height:38px;display:flex;align-items:center;font-size:12px;cursor:pointer}.toggle-row>span:first-child{flex:1}.toggle-row input{position:absolute;opacity:0}.toggle{width:30px;height:17px;border:1px solid var(--line-strong);padding:2px;transition:.15s}.toggle span{display:block;width:11px;height:11px;background:var(--muted);transition:.15s}.toggle-row input:checked+.toggle{border-color:var(--ink);background:var(--ink)}.toggle-row input:checked+.toggle span{transform:translate(13px);background:var(--paper)}.editor-grid{display:grid;grid-template-columns:1fr 1fr;min-height:300px;position:relative}.editor-pane+.swap-button+.editor-pane{border-left:1px solid var(--line)}.pane-header{height:41px;padding:0 11px 0 14px;display:flex;align-items:center;border-bottom:1px solid var(--line)}.pane-header>div:first-child{display:flex;align-items:center;gap:8px;font-size:10px;letter-spacing:.08em;text-transform:uppercase}.side-mark{width:7px;height:7px;display:inline-block}.side-mark.original{background:var(--red)}.side-mark.revised{background:var(--green)}.pane-meta{margin-left:17px;color:var(--faint);font-family:IBM Plex Mono,monospace;font-size:9px;display:flex;gap:11px}.pane-actions{margin-left:auto;display:flex}.pane-actions .icon-button{width:27px;height:27px}.editor-body{height:258px;display:grid;grid-template-columns:42px minmax(0,1fr);overflow:hidden}.gutter{padding:15px 9px;overflow:hidden;background:color-mix(in srgb,var(--paper-deep) 55%,transparent);border-right:1px solid var(--line);color:var(--faint);font:9px/20px IBM Plex Mono,monospace;text-align:right;-webkit-user-select:none;user-select:none}.gutter span{display:block}textarea{width:100%;height:100%;resize:none;border:0;outline:0;background:transparent;color:var(--ink);padding:14px 17px;font:12px/20px IBM Plex Mono,monospace;-moz-tab-size:2;tab-size:2;white-space:pre;overflow:auto}textarea::placeholder{color:var(--faint)}.swap-button{width:29px;height:29px;border:1px solid var(--line-strong);background:var(--paper);color:var(--muted);position:absolute;z-index:4;left:50%;top:6px;transform:translate(-50%);display:grid;place-items:center;cursor:pointer}.swap-button:hover{color:var(--ink);background:var(--paper-deep)}.result-header{min-height:46px;border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 9px 0 14px;gap:15px}.result-title{min-width:88px;font-size:10px;text-transform:uppercase;letter-spacing:.09em;font-weight:650;display:flex;align-items:center;gap:11px}.identical{display:flex;align-items:center;gap:4px;color:var(--green);font-size:9px;font-weight:500}.stats{display:flex;gap:0}.stat{padding:2px 11px;border-left:1px solid var(--line);color:var(--muted);font:9px/1.5 IBM Plex Mono,monospace}.stat.additions{color:var(--green)}.stat.deletions{color:var(--red)}.result-actions{margin-left:auto;display:flex;align-items:center}.change-index{color:var(--faint);font:9px IBM Plex Mono,monospace;padding:0 8px}.result-body{min-height:230px;max-height:480px;overflow:auto;background:color-mix(in srgb,var(--paper) 92%,var(--paper-deep))}.unified-diff,.split-diff>div{min-height:230px;padding:18px 22px;white-space:pre;font:11px/19px IBM Plex Mono,monospace;-moz-tab-size:2;tab-size:2;overflow:visible}.unified-diff.wrap,.split-diff.wrap>div{white-space:pre-wrap;overflow-wrap:anywhere}.unified-diff>span,.split-diff span{transition:box-shadow .15s ease}.diff-add{color:var(--green);background:var(--green-soft);text-decoration:none;box-shadow:0 0 0 2px var(--green-soft)}.diff-remove{color:var(--red);background:var(--red-soft);text-decoration:line-through;text-decoration-thickness:1px;box-shadow:0 0 0 2px var(--red-soft)}.diff-same{color:var(--muted)}.is-active{box-shadow:0 0 0 2px var(--accent),0 0 0 5px color-mix(in srgb,var(--accent) 18%,transparent)!important}.split-diff{display:grid;grid-template-columns:1fr 1fr;min-width:700px}.split-diff>div{min-width:0}.split-diff>div+div{border-left:1px solid var(--line)}.warning{display:flex;align-items:center;gap:8px;background:#8b681116;color:#917121;border-bottom:1px solid #8b681133;padding:8px 14px;font-size:11px}[data-theme=dark] .warning{color:#dcc172}.empty-state{min-height:230px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--faint);gap:8px;font-size:11px}.empty-state strong{color:var(--muted);font-size:12px}.workbench-footer{min-height:40px;border-top:1px solid var(--line);display:flex;align-items:center;padding:0 11px 0 14px;color:var(--faint);font-size:9px;letter-spacing:.03em}.workbench-footer>div{display:flex;align-items:center;gap:7px}.privacy-dot{width:5px;height:5px;border-radius:50%;background:var(--green)}.footer-actions{margin-left:auto}.footer-actions button{border:0;background:transparent;color:var(--muted);display:flex;align-items:center;gap:5px;font-size:9px;cursor:pointer;padding:7px 8px}.footer-actions button:hover{color:var(--ink)}.drop-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background:color-mix(in srgb,var(--paper) 87%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:grid;place-items:center;pointer-events:none}.drop-overlay>div{width:min(520px,80vw);height:220px;border:1px dashed var(--accent);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:9px;color:var(--accent)}.drop-overlay strong{font-size:20px}.drop-overlay span{color:var(--muted);font-size:11px}.toast{position:fixed;z-index:120;left:50%;bottom:28px;transform:translate(-50%,15px);opacity:0;pointer-events:none;background:var(--ink);color:var(--paper);padding:9px 13px;font-size:11px;display:flex;align-items:center;gap:7px;box-shadow:var(--shadow);transition:.2s ease}.toast.visible{opacity:1;transform:translate(-50%)}.modal-backdrop{position:fixed;z-index:80;top:0;right:0;bottom:0;left:0;background:#0a0b0970;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:grid;place-items:center;padding:20px}.modal{width:min(480px,100%);background:var(--paper);border:1px solid var(--line-strong);box-shadow:var(--shadow);padding:28px}.modal-heading{display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--line);padding-bottom:22px}.modal-heading h2{font-size:27px;letter-spacing:-.045em;margin:0}.modal-heading .eyebrow{margin-bottom:7px}.shortcut-list{padding:12px 0}.shortcut-list>div{min-height:45px;display:flex;align-items:center;border-bottom:1px solid var(--line);font-size:12px}.shortcut-list span{flex:1}kbd{min-width:29px;height:24px;display:inline-grid;place-items:center;border:1px solid var(--line-strong);border-bottom-width:2px;color:var(--muted);font:9px IBM Plex Mono,monospace;margin-left:5px;padding:0 6px}.modal-note{color:var(--muted);font-size:11px;line-height:1.5;margin:14px 0 0}.mobile-menu{position:fixed;right:18px;top:56px;width:180px;padding:6px;z-index:60}.mobile-menu button{width:100%;border:0;background:transparent;display:flex;align-items:center;gap:9px;padding:10px;font-size:11px;color:var(--muted);cursor:pointer}.mobile-menu button:hover{background:var(--paper-deep);color:var(--ink)}.top-actions>.icon-button:last-child{display:none}@media(max-width:900px){main{width:calc(100% - 32px);padding-top:50px}.intro{grid-template-columns:1fr;gap:25px}.intro-copy{max-width:540px}.mode-tabs button{min-width:65px;padding-inline:10px}.stats .stat:nth-child(4){display:none}}@media(max-width:700px){.topbar{padding:0 18px}.live-state,.desktop-action,.top-actions>.icon-button:not(:last-child){display:none}.top-actions>.icon-button:last-child{display:inline-flex}main{width:calc(100% - 20px);padding:37px 0 42px}h1{font-size:clamp(44px,16vw,70px)}.intro{margin-bottom:29px}.controlbar{min-height:auto;flex-wrap:wrap;padding:0}.mode-tabs{width:100%;height:45px;border-bottom:1px solid var(--line)}.mode-tabs button{flex:1;min-width:0;border-right:0}.long-label{display:none}.short-label{display:inline}.control-actions{height:41px;width:100%;padding:0 7px}.view-switch{margin-right:auto}.editor-grid{grid-template-columns:1fr}.editor-pane+.swap-button+.editor-pane{border-left:0;border-top:1px solid var(--line)}.editor-body{height:205px}.swap-button{top:calc(50% - 15px);left:auto;right:8px;transform:rotate(90deg)}.pane-meta{font-size:8px}.result-header{flex-wrap:wrap;padding:8px 9px 8px 14px;gap:5px 10px}.result-title{min-width:auto}.stats{order:3;width:100%}.stat{flex:1;padding-inline:7px}.stat:first-child{border-left:0;padding-left:0}.result-actions{margin-left:auto}.result-actions .icon-button:nth-last-child(-n+3),.change-index{display:none}.split-diff{min-width:580px}.unified-diff,.split-diff>div{padding:14px;font-size:10px}.workbench-footer>div:first-child{font-size:0}.workbench-footer>div:first-child:after{content:"Local only";font-size:9px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}