style.css

:root {
  --paper:#fff;
  --ink:#050505;
  --purple:#6c4fe0;
  --lilac:#cd82f0;
  --green:#2dbd70;
  --red:#e45454;
  --neutral-50:#fafafa;
  --neutral-100:#f4f4f3;
  --neutral-200:#e7e7e5;
  --neutral-300:#b9b9b5;
  --neutral-500:#737373;
  --neutral-700:#404040;
  --border:rgba(0,0,0,.09);
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --serif:"Instrument Serif",Georgia,"Times New Roman",serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  /* PII domain colors (one bucket per legend entry) */
  --d-identity:#d8d0ff; --d-contact:#c9e9ff; --d-financial:#ccefdc; --d-credential:#ffd5e5;
  --d-online:#cce8e8; --d-device:#ffe4ba; --d-location:#fff1ad; --d-healthcare:#ffd9d0;
  --d-org:#e6dcc8; --d-special:#f0d0ff; --d-legal:#d5dae8; --d-other:#e7e7e5;
}

* { box-sizing:border-box; }
html { background:var(--neutral-50); }
body {
  min-width:320px;
  min-height:100vh;
  margin:0;
  background:var(--neutral-50);
  color:var(--ink);
  font:16px/1.45 var(--sans);
  -webkit-font-smoothing:antialiased;
}
button,textarea,input { font:inherit; }
a { color:inherit; }

.wrap {
  display:flex;
  flex-direction:column;
  width:min(calc(100% - 32px),1240px);
  min-height:100vh;
  min-height:100dvh;
  margin:0 auto;
  border-right:1px solid var(--border);
  border-left:1px solid var(--border);
  background:var(--paper);
}

.site-intro { margin-top:auto; padding:20px 30px 16px; }
h1 { margin:0 0 7px; font:400 clamp(40px,4.3vw,51px)/.98 var(--serif); letter-spacing:.002em; }
h1 em { color:var(--purple); font-weight:400; font-style:italic; }
.sub { max-width:900px; margin:0; color:var(--neutral-500); font-size:15px; line-height:1.45; }
.sub strong { color:var(--neutral-700); font-weight:600; }

.model-strip {
  display:grid;
  grid-template-columns:48px 280px minmax(240px,1fr);
  align-items:center;
  column-gap:16px;
  min-height:76px;
  padding:12px 30px;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  background:linear-gradient(90deg,rgba(108,79,224,.018),rgba(205,130,240,.035),rgba(108,79,224,.018));
  transition:background .3s ease;
}
.model-logo-frame { position:relative; display:block; width:48px; height:48px; overflow:hidden; }
.model-logo { position:absolute; top:50%; left:50%; display:block; width:56px; height:auto; max-width:none; transform:translate(-50%,-50%); image-rendering:pixelated; }
.model-copy { display:flex; min-width:0; align-items:center; justify-content:center; }
.model-name-row { display:flex; min-height:25px; align-items:center; gap:10px; white-space:nowrap; }
.model-copy a { font:400 22px/1.15 var(--serif); text-decoration:none; }
.model-copy a:hover { color:var(--purple); }
.model-variant { display:inline-flex; height:18px; align-items:center; box-sizing:border-box; padding:0 7px; border:1px solid rgba(108,79,224,.14); border-radius:999px; background:rgba(108,79,224,.05); color:var(--purple); font:700 9px/1 var(--mono); letter-spacing:.035em; text-transform:uppercase; }
.load-block { min-width:0; }
.load-meta { display:flex; align-items:center; justify-content:space-between; gap:14px; margin-bottom:8px; color:var(--neutral-500); font-size:12px; font-weight:600; }
#load-percent { font:600 11px/1 var(--mono); font-variant-numeric:tabular-nums; }
.load-track { height:7px; overflow:hidden; border-radius:999px; background:rgba(108,79,224,.09); }
.load-track span { display:block; width:0; height:100%; border-radius:inherit; background:linear-gradient(90deg,var(--purple),var(--lilac)); transition:width .18s ease; }
.is-ready .load-track { background:rgba(45,189,112,.09); }
.is-ready .load-track span { background:var(--green); }
.is-ready .load-meta { color:#188e50; }
.is-error .load-track span { background:var(--red); }
.is-error .load-meta { color:var(--red); }

main { display:flex; min-height:0; flex:0 0 auto; flex-direction:column; margin-bottom:auto; padding:18px 30px 22px; }
.pii-workspace { display:grid; grid-template-columns:minmax(360px,1fr) minmax(420px,1.05fr); align-items:stretch; gap:18px; }
.workspace-card { position:relative; display:flex; min-width:0; flex-direction:column; overflow:hidden; border:1px solid var(--border); border-radius:12px; background:var(--paper); padding:20px; }
.panel-header { display:flex; align-items:flex-start; justify-content:space-between; gap:16px; margin-bottom:15px; }
.panel-header h2 { margin:0 0 5px; color:var(--neutral-500); font:600 12px/1.25 var(--mono); letter-spacing:.08em; text-transform:uppercase; }
.panel-header p { margin:0; color:var(--neutral-500); font-size:13px; line-height:1.4; }

.editor-stage { position:relative; flex:1; min-height:clamp(230px,26dvh,320px); overflow:hidden; border:1px solid var(--border); border-radius:10px; background:var(--paper); transition:border-color .2s,box-shadow .2s; }
.editor-stage:focus-within { border-color:var(--purple); box-shadow:0 0 0 3px rgba(108,79,224,.11); }
#input { width:100%; height:100%; min-height:clamp(230px,26dvh,320px); padding:16px 17px; border:0; outline:0; background:transparent; color:var(--ink); font-size:16px; line-height:1.62; resize:none; }
#input::placeholder { color:var(--neutral-300); }

.output-stage { position:relative; flex:1; min-height:clamp(230px,26dvh,320px); overflow:auto; border:1px solid var(--border); border-radius:10px; background:var(--paper); }
.output-body { padding:16px 17px; font-size:16px; line-height:1.68; white-space:pre-wrap; word-break:break-word; }
.output-body.is-redacted { font-family:var(--mono); font-size:14px; line-height:1.7; color:var(--neutral-700); }
.output-empty { padding:16px 17px; color:var(--neutral-300); }
.is-detecting .output-stage { border-color:rgba(108,79,224,.28); box-shadow:0 0 0 3px rgba(108,79,224,.06); }

/* marker-pen highlight, colored per PII domain */
.pii { position:relative; z-index:0; display:inline-block; color:inherit; isolation:isolate; cursor:default; }
.pii::before {
  content:""; position:absolute; z-index:-1; top:.13em; right:-.07em; bottom:.09em; left:-.07em;
  border-radius:3px 5px 2px 4px;
  background:
    radial-gradient(ellipse at 16% 40%,rgba(255,255,255,.38) 0 7%,transparent 8% 100%),
    repeating-linear-gradient(176deg,
      color-mix(in srgb,var(--pii-color) 80%,white) 0 2px,
      color-mix(in srgb,var(--pii-color) 92%,transparent) 2px 5px,
      color-mix(in srgb,var(--pii-color) 74%,white) 5px 8px);
  box-shadow:inset 0 1px rgba(255,255,255,.34);
  clip-path:polygon(0 8%,3% 2%,27% 6%,52% 1%,78% 5%,100% 0,98% 94%,73% 98%,43% 95%,17% 100%,1% 94%);
  mix-blend-mode:multiply; opacity:.92;
}
.pii.is-animated::before { transform:scaleX(0) rotate(-.3deg); transform-origin:left center; animation:marker-stroke .6s cubic-bezier(.18,.72,.18,1) both; animation-delay:calc(var(--i)*45ms); }
.pii .pii-tag { display:inline-block; margin-left:.28em; padding:0 5px; border-radius:999px; background:color-mix(in srgb,var(--pii-color) 62%,white); color:var(--neutral-700); font:700 8.5px/1.7 var(--mono); letter-spacing:.03em; text-transform:uppercase; vertical-align:.09em; }
.redacted-tag { padding:0 5px; border-radius:4px; background:var(--neutral-100); border:1px solid var(--border); color:var(--purple); font-weight:600; }

.view-toggle { display:inline-flex; padding:3px; border:1px solid var(--border); border-radius:999px; background:var(--neutral-50); }
.view-toggle button { padding:5px 11px; border:0; border-radius:999px; background:transparent; color:var(--neutral-500); font:600 11px/1 var(--mono); letter-spacing:.03em; text-transform:uppercase; cursor:pointer; transition:all .15s; }
.view-toggle button.active { background:var(--ink); color:var(--paper); }

.controls { margin-top:14px; }

.legend { display:flex; flex-wrap:wrap; gap:6px; margin-top:12px; }
.legend-chip { display:inline-flex; align-items:center; gap:6px; padding:4px 9px 4px 6px; border:1px solid var(--border); border-radius:999px; background:var(--paper); color:var(--neutral-700); font:600 11px/1 var(--sans); }
.legend-swatch { width:11px; height:11px; border-radius:4px; background:var(--pii-color); box-shadow:inset 0 0 0 1px rgba(0,0,0,.05); }
.legend-count { color:var(--neutral-500); font:600 10px/1 var(--mono); }

.examples-panel { display:flex; align-items:center; gap:15px; margin-top:16px; padding:15px 17px; overflow:hidden; border:1px solid var(--border); border-radius:11px; background:var(--neutral-50); }
.examples-label { flex:none; color:var(--neutral-500); font:600 11px/1.3 var(--mono); letter-spacing:.07em; text-transform:uppercase; }
.example-list { display:flex; flex-wrap:wrap; gap:7px; min-width:0; padding-top:2px; }
.ex { display:inline-flex; align-items:center; padding:8px 12px; border:1px solid var(--border); border-radius:999px; background:var(--paper); color:var(--neutral-700); font-size:12px; line-height:1.15; cursor:pointer; transition:background .15s,border-color .15s,color .15s,transform .15s,box-shadow .15s; }
.ex:hover { border-color:rgba(108,79,224,.28); color:var(--purple); transform:translateY(-1px); box-shadow:0 5px 12px rgba(54,42,105,.08); }
.ex.active { border-color:var(--ink); background:var(--ink); color:var(--paper); box-shadow:none; }
.sr-only { position:absolute!important; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0; }

@keyframes marker-stroke { 0% { opacity:0; transform:scaleX(0) rotate(-.3deg); } 14% { opacity:.82; } 76% { opacity:1; transform:scaleX(1.03) rotate(-.3deg); } 100% { opacity:.92; transform:scaleX(1) rotate(-.3deg); } }

@media (max-width:980px) { .pii-workspace { grid-template-columns:1fr; } }
@media (max-width:720px) {
  .wrap { width:100%; border:0; }
  .site-intro { padding:20px; }
  h1 { font-size:40px; }
  .sub { font-size:14px; }
  .model-strip { grid-template-columns:48px minmax(0,1fr); column-gap:16px; row-gap:10px; padding:12px 20px; }
  .load-block { grid-column:1/-1; }
  main { padding:15px 20px 20px; }
  .examples-panel { align-items:flex-start; flex-direction:column; }
}
@media (max-width:460px) {
  .model-name-row { align-items:flex-start; flex-direction:column; gap:2px; }
  .panel-header { flex-direction:column; }
}
@media (prefers-reduced-motion:reduce) {
  *,*::before,*::after { animation-duration:.01ms!important; animation-iteration-count:1!important; transition-duration:.01ms!important; }
}