:root{color-scheme:light;--bg:#f6f7f4;--panel:#fff;--ink:#17231f;--muted:#53635d;--line:#d6dfd9;--soft:#edf2ee;--accent:#176344;--accent-hover:#104c34;--error:#a32b24;--shadow:0 12px 38px #263c2c08;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-size:15px;line-height:1.55}body,button,input,select,textarea{font-family:inherit}button,input,select,textarea{font-size:inherit}a{color:var(--accent);text-underline-offset:4px}button,a,input,select,textarea,summary{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible,.table-scroll:focus-visible{outline:3px solid #479d78;outline-offset:3px}[hidden]{display:none!important}.shell{max-width:1320px;margin:0 auto;padding-inline:36px}.site-header{border-bottom:1px solid var(--line);background:var(--panel)}.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:24px}.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-weight:760;letter-spacing:-.6px;font-size:22px}.brand span{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:var(--ink);color:var(--panel);font-size:21px}.header-inner nav{display:flex;gap:24px;align-items:center}.header-inner nav a{font-size:14px;text-decoration:none;color:var(--muted)}#themeToggle{background:var(--soft);border:1px solid var(--line);border-radius:50%;width:38px;height:38px;color:var(--ink);font-size:22px}.hero{display:flex;justify-content:space-between;gap:48px;align-items:center;padding-block:42px 34px}.eyebrow,.step{font-size:11px;letter-spacing:1.6px;font-weight:750;color:var(--muted);margin:0 0 12px}h1{font-size:clamp(35px,4.2vw,54px);line-height:1.08;letter-spacing:-2px;font-weight:720;margin:0 0 18px}h1 br{display:none}h1 span{color:var(--accent)}.lede{max-width:740px;font-size:17px;line-height:1.65;color:var(--muted);margin:0}.hero-note{flex:0 0 225px;padding:22px 0 22px 25px;border-left:1px solid var(--line);font-size:14px}.hero-note p{margin:7px 0 0;color:var(--muted)}.privacy-dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px}.workbench{display:grid;grid-template-columns:minmax(320px,390px) minmax(0,1fr);gap:22px;align-items:start;scroll-margin-top:18px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:25px;min-width:0}.panel-heading{display:flex;justify-content:space-between;gap:14px;align-items:center;margin-bottom:22px}.step{font-size:10px;margin-bottom:8px}h2{font-size:21px;line-height:1.3;letter-spacing:-.6px;margin:0}h3{margin:0 0 8px;font-size:17px;line-height:1.4;letter-spacing:-.2px}.quiet,.text-button{border:0;background:transparent;color:var(--accent);font-size:13px;font-weight:650;padding:8px;border-radius:7px;min-height:40px}.quiet:hover,.text-button:hover{background:var(--soft)}.drop-zone{position:relative;border:1.5px dashed #a7baad;border-radius:12px;background:var(--soft);padding:20px 14px;text-align:center}.drop-zone.dragging{outline:3px solid var(--accent)}.file-label{display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;font-size:14px}.file-label>span{font-size:24px;line-height:1;margin-bottom:7px}.file-label small{color:var(--muted);font-size:12px}#csvFile{display:block;width:100%;margin-top:13px;font-size:12px;color:var(--muted)}#csvFile::file-selector-button{padding:7px;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--ink);margin-right:8px;cursor:pointer}.help{color:var(--muted);font-size:12px;line-height:1.6;margin:10px 0 16px;overflow-wrap:anywhere}.input-label{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:13px;font-weight:650;margin-top:18px}textarea{display:block;background:var(--bg);border:1px solid var(--line);border-radius:10px;color:var(--ink);padding:12px;width:100%;resize:vertical;min-height:145px;max-height:400px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:12px;line-height:1.6;white-space:pre;overflow:auto}.settings-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.settings-row label{font-size:12px;font-weight:650;min-width:0}select{display:block;width:100%;padding:10px 8px;border:1px solid var(--line);border-radius:8px;background:var(--panel);color:var(--ink);font-size:12px;margin-top:6px}.check{display:flex;align-items:flex-start;gap:9px;font-size:13px;margin:12px 0;cursor:pointer}.check input{flex-shrink:0;margin:3px 0 0;width:16px;height:16px;accent-color:var(--accent)}.check small{display:block;font-size:11px;color:var(--muted);line-height:1.5;margin-top:3px}fieldset{margin:18px 0;padding:0;border:0}legend{font-size:13px;font-weight:700;margin-bottom:0}details{font-size:12px;border-top:1px solid var(--line);padding:12px 0}summary{cursor:pointer;font-weight:620;min-height:22px;color:var(--muted);padding-right:5px}.key-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 12px}.key-list .check{margin:5px 0;overflow-wrap:anywhere}.key-list input{flex-shrink:0}.run-actions{display:flex;gap:9px;margin-top:18px}.button{min-height:45px;border-radius:9px;font-size:13px;font-weight:700;padding:11px 18px;border:1px solid transparent;display:inline-flex;justify-content:center;align-items:center;gap:8px;transition:background .15s}.primary{background:var(--accent);color:white}.primary:hover:not(:disabled){background:var(--accent-hover)}.secondary{background:var(--panel);border-color:var(--line);color:var(--ink)}.secondary:hover:not(:disabled){background:var(--soft)}#cleanButton{flex:1}.status{font-size:12px;color:var(--muted);line-height:1.6;margin:13px 0 0;overflow-wrap:anywhere}.status[data-kind=error]{color:var(--error);font-weight:600}.preview-panel{position:sticky;top:20px;min-height:650px}.badge{font-size:10px;border:1px solid var(--line);background:var(--soft);color:var(--muted);padding:5px 9px;border-radius:6px;white-space:nowrap}.empty-preview{min-height:495px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:30px 15px}.empty-preview h3{font-size:20px;letter-spacing:-.5px}.empty-preview p{color:var(--muted);font-size:14px;max-width:340px;margin:0 0 22px}.table-illustration{display:grid;grid-template-columns:repeat(3,27px);gap:5px;margin-bottom:30px;transform:rotate(-4deg);background:var(--panel);padding:12px;border:1px solid var(--line);border-radius:12px}.table-illustration span{height:17px;border-radius:3px;background:var(--soft)}.table-illustration span:nth-child(-n+3){background:#b8d4c4}.result-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));background:var(--soft);border:1px solid var(--line);border-radius:11px;margin:0 0 15px;padding:16px 14px;gap:12px}.result-stats dt{font-size:11px;color:var(--muted);margin-bottom:2px}.result-stats dd{font-variant-numeric:tabular-nums;font-size:25px;font-weight:680;line-height:1.3;margin:0;letter-spacing:-.8px}.change-summary{font-size:12px;color:var(--muted);margin:0 0 15px}.table-scroll{max-height:405px;min-height:120px;overflow:auto;border:1px solid var(--line);border-radius:9px;overscroll-behavior:contain}table{border-collapse:separate;border-spacing:0;min-width:100%;font-size:12px}th,td{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top;min-width:95px;max-width:280px;overflow-wrap:anywhere;white-space:pre-wrap}th{background:var(--soft);position:sticky;top:0;font-size:11px;font-weight:700}td:first-child,th:first-child{min-width:42px;width:42px;color:var(--muted);font-size:10px;font-variant-numeric:tabular-nums}td:last-child,th:last-child{border-right:0}tbody tr:last-child td{border-bottom:0}.pagination{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:10px;font-size:11px;color:var(--muted)}.pagination>div{display:flex;gap:5px}.pagination .quiet{font-size:11px;padding:8px}.download-area{border-top:1px solid var(--line);margin-top:18px;padding-top:22px;display:grid;grid-template-columns:1fr;gap:12px}.download-area p{font-size:12px;color:var(--muted);margin:0;max-width:550px;line-height:1.6}.download-area h3{margin-bottom:4px;font-size:18px}.other-downloads{display:grid;grid-template-columns:1fr 1fr;gap:10px}.download-area .help{font-size:11px}.guide{padding-block:72px 45px}.guide>h2{font-size:30px;letter-spacing:-1px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;margin:26px 0 28px}.guide-grid article p,.faq p{font-size:13px;color:var(--muted);line-height:1.8;margin:0}.guide-grid h3{font-size:16px}.faq{padding:16px 0;font-size:14px}.faq p{margin-top:12px;max-width:950px}.related{font-size:13px;margin-top:27px;color:var(--muted)}.footer{padding-block:25px 35px;border-top:1px solid var(--line);display:flex;align-items:center;gap:24px;flex-wrap:wrap;font-size:12px;color:var(--muted)}.footer p{flex:1}.footer .brand{font-size:18px}.footer .brand span{width:26px;height:26px;font-size:17px}.skip-link{position:fixed;top:-80px;left:20px;background:var(--panel);padding:12px;z-index:100}.skip-link:focus{top:10px}.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
button{-webkit-appearance:none;appearance:none}.button{transition:none}
td:first-child,th:first-child{min-width:54px;white-space:nowrap}
:root[data-theme=dark]{color-scheme:dark;--bg:#101914;--panel:#18241d;--ink:#e5efe7;--muted:#b0c1b5;--line:#354b3c;--soft:#213126;--accent:#8bd6ad;--accent-hover:#ace8c6;--error:#ffafa8;--shadow:none}:root[data-theme=dark] .primary{color:#10271b}:root[data-theme=dark] .table-illustration span:nth-child(-n+3){background:#44765a}:root[data-theme=dark] .drop-zone{border-color:#557660}
@media(prefers-color-scheme:dark){:root:not([data-theme=light]):not([data-theme=dark]){color-scheme:dark;--bg:#101914;--panel:#18241d;--ink:#e5efe7;--muted:#b0c1b5;--line:#354b3c;--soft:#213126;--accent:#8bd6ad;--accent-hover:#ace8c6;--error:#ffafa8;--shadow:none}:root:not([data-theme=light]):not([data-theme=dark]) .primary{color:#10271b}}
@media(max-width:1000px){.shell{padding-inline:24px}.hero-note{display:none}.hero{padding-block:32px 25px}.workbench{grid-template-columns:minmax(285px,.85fr) minmax(0,1.15fr);gap:15px}.panel{padding:20px}.panel-heading{align-items:flex-start}.badge{white-space:normal}.preview-panel{min-height:625px}.pagination{align-items:flex-start;flex-direction:column;gap:2px}.guide-grid{gap:22px}}
@media(max-width:760px){.shell{padding-inline:18px}.header-inner{min-height:64px;gap:15px}.header-inner nav{gap:13px}.header-inner nav a{font-size:12px}.header-inner nav a[href="#how-it-works"]{display:none}.brand{font-size:20px}.hero{padding-block:28px 25px}h1{font-size:39px;letter-spacing:-1.6px}h1 br{display:block}.lede{font-size:15px}.workbench{grid-template-columns:1fr}.preview-panel{position:static;min-height:0}.empty-preview{min-height:300px}.input-panel{padding:20px}.panel-heading{margin-bottom:17px}.table-scroll{max-height:350px}.pagination{flex-direction:row;align-items:center}.guide{padding-block:45px 30px}.guide-grid{grid-template-columns:1fr;gap:23px}.guide>h2{font-size:27px}.footer{gap:15px}.footer p{display:none}.footer>a:last-child{margin-left:auto}}
@media(max-width:360px){.shell{padding-inline:12px}.panel{padding:16px}h1{font-size:35px}.settings-row{grid-template-columns:1fr}.result-stats{gap:7px;padding:12px}.result-stats dd{font-size:22px}.pagination{flex-direction:column;align-items:flex-start}.key-list{grid-template-columns:1fr}.header-inner nav{gap:9px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
.worked-example{padding-top:64px;max-width:1120px}.worked-example>h2{font-size:30px;letter-spacing:-1px;margin-bottom:16px}.worked-example p,.worked-steps{font-size:14px;color:var(--muted);line-height:1.8}.worked-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0 14px}.worked-grid article{min-width:0;border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--panel)}.worked-grid h3{font-size:17px}.worked-grid pre{font:12px/1.8 ui-monospace,SFMono-Regular,Consolas,monospace;background:var(--soft);color:var(--ink);padding:14px;border-radius:8px;white-space:pre-wrap;overflow-wrap:anywhere;margin:16px 0 0}.worked-example .worked-caption{font-size:12px}.worked-steps{padding-left:23px}.worked-steps li{padding:4px 0}.worked-steps a{display:inline-block;min-height:44px;padding:10px 0;color:var(--accent)}.worked-caution{border-left:3px solid var(--accent);padding-left:16px}.worked-caution code{color:var(--ink);overflow-wrap:anywhere}@media(max-width:760px){.worked-example{padding-top:45px}.worked-example>h2{font-size:27px}.worked-grid{grid-template-columns:1fr;gap:14px}.worked-grid article{padding:18px}}