:root{
  --red:#dc241f; --blue:#0019a8; --ink:#1d1d1b; --paper:#f7f6f2; --card:#ffffff; --muted:#6b6b6b; --line:#d9d7d0;
  --gelato:#a0522d; --mayweek:#c8102e; --ely:#f2c230; --nps:#2e6b4e; --earlyrise:#f4a6b0; --study:#7a1f2b;
  --rowhall:#1e2a44; --homefood:#2f4a86; --summertime:#2f6fb0; --catz:#9bbfb4; --overground:#e28a3e;
  --ok:#2e7d32; --bad:#b3261e;
  --head:"Hammersmith One", "Gill Sans", "Johnston", sans-serif;
  --body:"Jost", "Gill Sans", system-ui, sans-serif;
}
*{box-sizing:border-box}
html{scrollbar-gutter:stable}
html,body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.5}
a{color:var(--blue)}
button{font-family:inherit}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.75rem 1.25rem;background:var(--blue);color:#fff;position:sticky;top:0;z-index:5}
.brand{display:flex;align-items:center;gap:.7rem;color:#fff;text-decoration:none;font-family:var(--head);font-size:.95rem;line-height:1.05;letter-spacing:.02em}
.roundel-icon{width:34px;height:34px;border-radius:50%;border:6px solid var(--red);position:relative;display:inline-block;background:#fff}
.roundel-icon span{position:absolute;left:-9px;right:-9px;top:50%;height:8px;margin-top:-4px;background:var(--blue)}
.linebar{display:flex;gap:.35rem}
.linebar .stop{width:16px;height:16px;border-radius:50%;border:3px solid #fff;background:transparent;opacity:.45}
.linebar .stop.done{background:#fff;opacity:1}
.linebar .stop.active{opacity:1;box-shadow:0 0 0 3px rgba(255,255,255,.35)}
.app{max-width:900px;margin:0 auto;padding:1.5rem 1.25rem 4rem}
.foot{text-align:center;font-family:var(--head);color:var(--muted);letter-spacing:.15em;font-size:.75rem;padding:1rem}
h1,h2,h3{font-family:var(--head);font-weight:400;line-height:1.15;margin:0 0 .5rem}
h1{font-size:2rem}
h2{font-size:1.4rem}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:1.25rem 1.4rem;margin:1rem 0;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.alert{border-left:8px solid var(--red)}
.alert .tag{font-family:var(--head);color:var(--red);letter-spacing:.12em;font-size:.8rem}
.muted{color:var(--muted)}
.btn{background:var(--blue);color:#fff;border:0;border-radius:6px;padding:.6rem 1.1rem;font-size:1rem;cursor:pointer;font-weight:500}
.btn:hover{filter:brightness(1.1)}
.btn.ghost{background:transparent;color:var(--blue);border:2px solid var(--blue)}
.btn.small{padding:.35rem .7rem;font-size:.9rem}
.btn:disabled{opacity:.5;cursor:default}
.row{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center}
input[type=text],select{font:inherit;padding:.55rem .7rem;border:2px solid var(--line);border-radius:6px;background:#fff;min-width:0}
input[type=text]:focus,select:focus{outline:none;border-color:var(--blue)}
.answer{margin-top:1.25rem}
.answer input{flex:1;min-width:200px;text-transform:uppercase;letter-spacing:.08em}
.feedback{min-height:1.5em;margin-top:.5rem;font-weight:500}
.feedback.bad{color:var(--bad)}
.feedback.ok{color:var(--ok)}
.shake{animation:shake .35s}
@keyframes shake{20%{transform:translateX(-5px)}40%{transform:translateX(5px)}60%{transform:translateX(-4px)}80%{transform:translateX(4px)}}

/* hints */
.hints{margin-top:1.25rem;border-top:1px dashed var(--line);padding-top:.75rem}
.hints summary{cursor:pointer;font-weight:500;color:var(--blue)}
.hint{margin:.5rem 0;padding:.6rem .8rem;background:#f1f3fa;border-radius:6px}
.hint .btn{margin-top:.2rem}

/* home map */
.map{position:relative;padding:1rem 0 0}
.lines{display:grid;gap:.9rem}
.linecard{display:grid;grid-template-columns:14px 1fr auto;gap:1rem;align-items:center;padding:1rem 1.2rem;border-radius:10px;background:var(--card);border:1px solid var(--line);text-decoration:none;color:inherit;position:relative}
.linecard .bar{width:14px;height:100%;min-height:52px;border-radius:7px;background:var(--c)}
.linecard .name{font-family:var(--head);font-size:1.1rem}
.linecard .status{font-size:.85rem;letter-spacing:.1em;font-family:var(--head)}
.linecard.locked{opacity:.55;pointer-events:none}
.linecard.done .status{color:var(--ok)}
.linecard.active{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,25,168,.12)}
.hero{display:flex;align-items:center;gap:1.25rem;margin:.5rem 0 1rem}
.hero .roundel-icon{width:64px;height:64px;border-width:11px}
.hero .roundel-icon span{left:-16px;right:-16px;height:14px;margin-top:-7px}

/* puzzle 1 roundels */
.roundels{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1.1rem;margin:1rem 0}
.rd{display:flex;flex-direction:column;align-items:center;gap:.4rem}
.rd .ring{width:110px;height:110px;border-radius:50%;border:15px solid var(--c);position:relative;background:#fff}
.rd .ring .bar{position:absolute;left:-26px;right:-26px;top:50%;height:26px;margin-top:-13px;background:var(--blue);color:#fff;font-family:var(--head);font-size:.62rem;display:flex;align-items:center;justify-content:center;letter-spacing:.04em;text-transform:uppercase;padding:0 4px;white-space:nowrap;overflow:hidden}
.rd .ring .bar .gap{display:inline-block;width:.8em;border-bottom:3px solid var(--ely);margin:0 2px;height:.9em;vertical-align:bottom}
.rd .idx{font-size:.75rem;color:var(--muted);font-family:var(--head)}
.announce{font-style:italic;font-size:1.15rem;border-left:6px solid var(--ok);padding-left:1rem}

/* puzzle 2 fairy lights */
.lights-wrap{background:#1a1626;border-radius:12px;padding:2rem 1rem 1.25rem;position:relative;overflow:hidden}
.wire{position:absolute;left:0;right:0;top:2.2rem;height:2px;background:#3a3350}
.bulbs{display:flex;justify-content:space-between;position:relative;padding:0 .5rem}
.bulb{width:18px;height:26px;border-radius:50% 50% 50% 50%/40% 40% 60% 60%;background:#4a2a3d;position:relative;transition:background .08s,box-shadow .08s}
.bulb::before{content:"";position:absolute;top:-8px;left:5px;width:8px;height:9px;background:#2e2a3d;border-radius:2px}
.lights-wrap.on .bulb{background:#ff7fb0;box-shadow:0 0 12px 4px #ff7fb0,0 0 30px 10px rgba(255,127,176,.55)}
.siglog{margin-top:1.4rem;font-family:ui-monospace,Menlo,monospace;font-size:1.25rem;letter-spacing:.12em;color:#ffd1e3;min-height:2.2em;word-break:break-all}
.siglog .cursor{display:inline-block;width:.6em;height:1.1em;background:#ffd1e3;vertical-align:text-bottom;animation:blink 1s steps(1) infinite;margin-left:2px}
@keyframes blink{50%{opacity:0}}
.lights-controls{display:flex;gap:.5rem;justify-content:flex-end;margin-top:.5rem}
.lights-controls .btn{background:#3a3350}
.morse-table{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:.3rem;font-family:ui-monospace,Menlo,monospace;font-size:.9rem}
.morse-table div{background:#fff;border:1px solid var(--line);border-radius:4px;padding:.2rem .4rem}

/* puzzle 3 murdle */
.suspects{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.8rem}
.suspect{background:#fff;border:1px solid var(--line);border-radius:8px;padding:.8rem}
.suspect .nm{font-family:var(--head);font-size:1.05rem}
.suspect .em{font-size:1.6rem}
.clues{padding-left:1.2rem}
.clues li{margin:.4rem 0}
.mgrid{border-collapse:collapse;margin:1rem auto;user-select:none}
.mgrid td,.mgrid th{border:1px solid var(--line);width:44px;height:44px;text-align:center;font-size:1.1rem;padding:0}
.mgrid th{font-size:.7rem;font-weight:500;background:#fafafa}
.mgrid th.v{height:110px;width:44px;vertical-align:bottom;padding-bottom:6px}
.mgrid th.v span{display:block;writing-mode:vertical-rl;transform:rotate(180deg);margin:0 auto;white-space:nowrap}
.mgrid th.h{text-align:right;padding-right:8px;width:150px;white-space:nowrap}
.mgrid td.cell{cursor:pointer;background:#fff}
.mgrid td.cell:hover{background:#f1f3fa}
.mgrid td.cell.x{color:var(--bad)}
.mgrid td.cell.v{color:var(--ok)}
.mgrid td.blank{background:var(--paper);border:0}
.mgrid tr.sep td,.mgrid tr.sep th{border-top:3px solid var(--ink)}
.mgrid td.sepl,.mgrid th.sepl{border-left:3px solid var(--ink)}
.accuse{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.6rem;margin-top:.5rem}
.accuse label{display:flex;flex-direction:column;gap:.25rem;font-size:.85rem;font-weight:500}
.mgrid-wrap{overflow-x:auto}

/* puzzle 4 crossword */
.xw{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,320px);gap:1.5rem;align-items:start}
@media (max-width:780px){.xw{grid-template-columns:1fr}}
.grid{display:grid;grid-template-columns:repeat(13,1fr);gap:0;border:2px solid var(--ink);background:var(--ink);aspect-ratio:1;max-width:560px;width:100%}
.sq{position:relative;background:#fff;aspect-ratio:1}
.sq.black{background:var(--ink)}
.sq input{width:100%;height:100%;border:0;text-align:center;font:600 clamp(11px,2.6vw,20px) var(--body);text-transform:uppercase;background:transparent;padding:0;caret-color:transparent;color:var(--ink)}
.sq input:focus{outline:none;background:#e2e8fb}
.sq .n{position:absolute;top:1px;left:2px;font-size:clamp(6px,1.2vw,9px);line-height:1;color:#444}
.sq.wrong input{color:var(--bad)}
.sq.hl input{background:#eef1fb}
.clue-list h3{font-size:1rem;letter-spacing:.1em;margin:.75rem 0 .3rem}
.clue-list ol{list-style:none;padding:0;margin:0}
.clue-list li{padding:.3rem .5rem;border-radius:4px;cursor:pointer;font-size:.95rem}
.clue-list li.cur{background:#e2e8fb}
.clue-list li.solved{color:var(--muted);text-decoration:line-through}
.clue-list li b{font-family:var(--head);margin-right:.35rem}
.xw-tools{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:.75rem}

/* finale */
.confession{font-family:"Jost";font-style:italic;background:#fffdf5;border:1px solid #e9dfb8;padding:1.25rem 1.5rem;border-radius:6px;position:relative}
.paw{font-size:2rem;position:absolute;right:1rem;bottom:.5rem;transform:rotate(-15deg)}
.ticket{margin:1.5rem auto;max-width:420px;background:#fff;border:2px solid var(--ink);border-radius:8px;padding:1rem 1.25rem;font-family:var(--head);text-align:center;letter-spacing:.08em;box-shadow:4px 4px 0 var(--red)}
.ticket .big{font-size:1.6rem;color:var(--blue)}
.ticket .stripe{height:10px;background:repeating-linear-gradient(90deg,var(--red) 0 20px,#fff 20px 24px);margin:.6rem 0}
.love{font-size:1.4rem;text-align:center;font-family:var(--head);margin-top:1.5rem}
.confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden}
.confetti i{position:absolute;top:-10px;width:8px;height:14px;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(110vh) rotate(720deg)}}
.fade{animation:fade .5s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}}
.bulb{cursor:pointer}
.bulb.sel{outline:2px solid #ffd1e3;outline-offset:4px;border-radius:50%}
.bulb.sel::after{content:"▲";position:absolute;top:32px;left:3px;color:#ffd1e3;font-size:11px}
.bulb.white{background:#5a5566}
.lights-wrap.on .bulb.white{background:#fff6e8;box-shadow:0 0 12px 4px #fff6e8,0 0 30px 10px rgba(255,246,232,.5)}
/* puzzle 1 route */
.legs{padding-left:1.4rem;margin:1rem 0}
.legs li{margin:.9rem 0;padding:.7rem .9rem .7rem .4rem;border-radius:8px;background:var(--card);border:1px solid var(--line);list-style-position:inside}
.legs li::marker{font-family:var(--head);color:var(--blue)}
.legtext{display:inline}
.legrow{margin-top:.5rem}
.legrow input{flex:1;min-width:180px;font-size:.95rem;padding:.4rem .6rem}
.legrow .mark{font-size:1.3rem;width:1.5rem;text-align:center}
.legs li.ok{border-color:var(--ok)} .legs li.ok .mark{color:var(--ok)}
.legs li.no .mark{color:var(--bad)}
.linekey{margin:1rem 0;padding:.75rem 1rem;background:var(--card);border:1px solid var(--line);border-radius:8px}
.linekey summary{cursor:pointer;font-weight:500;color:var(--blue)}
.keyline{margin:.5rem 0;font-size:.92rem;display:flex;gap:.5rem;align-items:baseline;flex-wrap:wrap}
.keyline .swatch{display:inline-block;width:28px;height:8px;border-radius:4px;background:var(--c);flex:none}
/* puzzle 1 survey */
.survey{padding-left:1.4rem;margin:1rem 0}
.survey li{margin:.9rem 0;padding:.75rem .9rem;border-radius:8px;background:var(--card);border:1px solid var(--line)}
.survey li::marker{font-family:var(--head);color:var(--blue)}
.survey li.ok{border-color:var(--ok)} .survey li.ok .mark{color:var(--ok)}
.survey li.no .mark{color:var(--bad)}
.codestrip{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap;margin:1.25rem 0;padding:.9rem 1rem;background:var(--ink);border-radius:8px}
.codestrip .striplabel{font-family:var(--head);color:#8d8d8d;letter-spacing:.15em;font-size:.7rem;margin-right:.5rem}
.codestrip .slot{width:34px;height:44px;border-radius:4px;background:#2b2b29;color:#6b6b6b;display:flex;align-items:center;justify-content:center;font-family:var(--head);font-size:1.4rem}
.codestrip .slot.lit{background:#fff;color:var(--blue)}
/* puzzle 1 sliding security print */
.vc-outer{position:relative;overflow:hidden;margin:1rem 0;background:#fff;border:1px solid var(--line);border-radius:10px}
.vc-stage{position:relative;transform-origin:top left}
.vc-stage canvas{position:absolute;top:0;left:0}
.vc-b{cursor:grab;touch-action:none;outline:2px dashed rgba(0,0,0,.28);outline-offset:0}
.vc-b.drag{cursor:grabbing}
.vc-controls{margin:.25rem 0 .75rem}
.vc-controls .readout{color:var(--muted);font-size:.85rem}
.track{position:relative;height:8px;border-radius:4px;background:var(--line);overflow:hidden}
.track .thumb{position:absolute;top:0;bottom:0;background:var(--blue);border-radius:4px;transition:left .06s linear}
.pad{position:relative;width:96px;border:1px solid var(--line);border-radius:3px;background:#fff;flex:none}
.pad .padb{position:absolute;background:rgba(0,25,168,.35);border:1px solid var(--blue);border-radius:2px}
.bigword{font-family:var(--head);font-size:clamp(1.8rem,6vw,3rem);letter-spacing:.06em;color:var(--blue);margin:.2rem 0 .6rem;text-align:center}
.sq.shade{animation:lightup 1.1s ease-out}
@keyframes lightup{0%{box-shadow:inset 0 0 0 0 rgba(220,36,31,0)}
  25%{box-shadow:inset 0 0 0 3px rgba(220,36,31,.85)}
  100%{box-shadow:inset 0 0 0 0 rgba(220,36,31,0)}}
/* the signature must stay visible even when its word is highlighted */
.sq.shade{background:#fbd0de}
.sq.shade input{background:transparent;font-weight:700}
.sq.shade.hl input,.sq.shade input:focus{background:rgba(246,166,193,.9)}

/* ---------- the memo, lying on a desk ---------- */
.memo{position:relative;background:#fffdf5;border:1px solid #e9dfb8;padding:1.15rem 1.4rem 1rem;
  transform:rotate(-.3deg);box-shadow:0 3px 10px rgba(0,0,0,.07);
  margin:1.25rem 0 2rem;font-size:.94rem;line-height:1.45}
.memo::after{content:"";position:absolute;inset:4px -6px -8px 8px;background:#fdfaee;border:1px solid #ece2bd;
  z-index:-1;transform:rotate(.85deg)}
.memo .clip{position:absolute;top:-19px;left:1.4rem;width:28px;filter:drop-shadow(0 2px 2px rgba(0,0,0,.3))}
.memo .clip svg{width:100%;height:auto;display:block}
.memo-head{display:flex;align-items:center;gap:.6rem;border-bottom:2px solid var(--blue);padding-bottom:.5rem;padding-left:2.1rem}
.memo-head .roundel-icon{width:30px;height:30px;border-width:5px;flex:none}
.memo-head .roundel-icon span{left:-8px;right:-8px;height:6px;margin-top:-3px}
.memo-lockup{flex:1;min-width:0}
.memo-org{font-family:var(--head);font-size:1rem;line-height:1.05;color:var(--blue)}
.memo-dept{font-family:var(--head);font-size:.58rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.memo-kind{font-family:var(--head);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);
  border:1px solid var(--line);padding:.16rem .5rem;white-space:nowrap}
/* pre-printed labels, typewritten values, two to a row */
.memo-fields{display:grid;grid-template-columns:auto minmax(0,1fr) auto minmax(0,1fr);gap:.1rem .55rem;
  margin:.6rem 0 .8rem;padding-bottom:.7rem;border-bottom:1px solid var(--line);align-items:baseline}
.memo-field{display:contents}
.memo-fields dt{font-family:var(--head);font-size:.56rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.memo-fields dd{margin:0;font-family:ui-monospace,Menlo,monospace;font-size:.76rem;letter-spacing:-.01em;
  color:#20232b;line-height:1.3}
.memo-body p{margin:0 0 .6rem}
.memo-body .memo-sign{color:var(--muted);margin-bottom:0;font-size:.9rem}
.memo-foot{display:flex;align-items:flex-end;justify-content:space-between;gap:1rem;margin-top:.9rem;
  padding-top:.5rem;border-top:1px solid var(--line)}
.sig-mark svg{width:118px;height:30px;display:block;margin-bottom:.1rem}
.sig-name{font-family:var(--head);font-size:.55rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.form-no{font-family:ui-monospace,Menlo,monospace;font-size:.62rem;color:#9a978c;white-space:nowrap}
.stamp{position:absolute;right:1.1rem;bottom:2.4rem;font-family:var(--head);font-size:.8rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--red);border:2.5px double var(--red);border-radius:3px;padding:.22rem .6rem;
  transform:rotate(-7deg);opacity:.8}
.stamp.closed{color:var(--ok);border-color:var(--ok)}

/* ---------- the lines, drawn as a route ---------- */
.route-head{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin:0 0 .8rem}
.route{list-style:none;margin:0;padding:0}
.route .stop{position:relative;display:grid;grid-template-columns:40px 1fr;min-height:80px}
/* the rail is one continuous 10px bar; the colour changes exactly at the marker's centre */
.rail{position:relative;grid-column:1}
.rail-in,.rail-out{position:absolute;left:13px;width:10px}
.rail-in{top:0;height:39px;background:var(--prev)}
.rail-out{top:39px;bottom:0;background:var(--c)}
.route .stop:first-child .rail-in{display:none}
.route .stop:last-child .rail-out{bottom:14px;border-radius:0 0 5px 5px}   /* terminus */
.marker{position:absolute;left:5px;top:26px;width:26px;height:26px;border-radius:50%;box-sizing:border-box;
  background:#fff;border:6px solid var(--c);z-index:1}
.route .stop.done .marker{background:var(--c);border-color:var(--c)}      /* filled in its own colour */
.route .stop.active .marker{box-shadow:0 0 0 5px rgba(0,25,168,.14)}
/* the rail keeps its full colour throughout - fading it per-stop banded the line at every
   boundary, which read as the rail being broken. Only the card and marker dim. */
.route .stop.locked .stop-body{opacity:.55}
.route .stop.locked .marker{border-color:#b6b6bf;background:#fff}   /* solid, not translucent: the rail must not show through */
.route .stop-body{grid-column:2;display:flex;align-items:center;gap:.6rem 1.1rem;flex-wrap:wrap;
  text-decoration:none;color:inherit;background:var(--card);border:1px solid var(--line);border-radius:10px;
  padding:.75rem 1.05rem;margin:.45rem 0 .45rem .4rem}
.stop-main{flex:1 1 12rem;min-width:0}
.stop-go{font-family:var(--head);color:var(--blue);opacity:.4;transition:transform .12s,opacity .12s}
a.stop-body:hover .stop-go{opacity:1;transform:translateX(3px)}
.route .stop.active .stop-body{border-color:var(--blue);box-shadow:0 0 0 3px rgba(0,25,168,.12)}
a.stop-body:hover{background:#fbfbfe}
.stop-name{display:block;font-family:var(--head);font-size:1.05rem}
.stop-sub{display:block;color:var(--muted);font-size:.86rem}
/* service status, in the manner of the TfL status page, carried by the card itself */
.stop-status{display:inline-flex;align-items:center;gap:.4rem;font-family:var(--head);font-size:.66rem;
  letter-spacing:.14em;text-transform:uppercase;white-space:nowrap}
.stop-status .dot{width:9px;height:9px;border-radius:50%;background:currentColor;flex:none}
.stop-status.ok{color:var(--ok)}
.stop-status.warn{color:#a35a00}
.stop-status.bad{color:var(--bad)}
/* the line she has just finished announces itself when she gets back to the map */
.route .stop.just .marker{animation:justdone 1.4s ease-out 1}
@keyframes justdone{0%{box-shadow:0 0 0 0 rgba(46,125,50,.55)}60%{box-shadow:0 0 0 12px rgba(46,125,50,0)}100%{box-shadow:0 0 0 0 rgba(46,125,50,0)}}
@media (prefers-reduced-motion:reduce){.route .stop.just .marker{animation:none}}

/* ---------- topbar progress ---------- */
.lb-count{font-family:var(--head);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;
  color:rgba(255,255,255,.85);margin-right:.45rem;white-space:nowrap}
.lb-stop{width:15px;height:15px;border-radius:50%;box-sizing:border-box;border:2px solid rgba(255,255,255,.9);
  background:transparent;display:inline-block;transition:transform .12s}
a.lb-stop:hover{transform:scale(1.25)}
.lb-stop.done{background:var(--c)}
.lb-stop.active{background:var(--c);box-shadow:0 0 0 3px rgba(255,255,255,.3)}
.lb-stop.locked{opacity:.4}
.lb-stop.here{outline:2px solid #fff;outline-offset:2px}

/* ---------- evidence: a case file with a folder tab ---------- */
.evidence{position:relative;margin-top:2.1rem;background:#fff;border:1px solid var(--line);
  border-top:3px solid var(--line-colour,var(--blue));border-radius:0 8px 8px 8px}
.ev-tab{position:absolute;left:-1px;top:-1.55rem;background:var(--line-colour,var(--blue));color:#fff;
  font-family:var(--head);font-size:.66rem;letter-spacing:.16em;text-transform:uppercase;
  padding:.3rem .85rem .28rem;border-radius:7px 7px 0 0}
.ev-head{display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  border-bottom:1px solid var(--line);padding-bottom:.5rem;margin-bottom:.85rem}
.ev-title{font-family:var(--head);font-size:1rem;letter-spacing:.02em}
.ev-ref{font-family:ui-monospace,Menlo,monospace;font-size:.66rem;color:var(--muted);white-space:nowrap}

/* puzzle 2 docket book */
.docket-wrap{overflow-x:auto;margin:1rem 0}
.docket{border-collapse:collapse;width:100%;background:#fff;border:1px solid var(--line);border-radius:8px}
.docket th{font-family:var(--head);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);text-align:left;padding:.5rem .7rem;border-bottom:2px solid var(--ink)}
.docket td{padding:.5rem .7rem;border-bottom:1px solid var(--line);vertical-align:top}
.docket tr:last-child td{border-bottom:0}
.docket .dn{font-family:var(--head);color:var(--blue);width:2rem}
.docket .code{font-family:ui-monospace,Menlo,monospace;font-size:1rem;letter-spacing:.02em;white-space:nowrap}
.docket .gloss{color:var(--muted);font-size:.92rem}
.torn{margin:1.25rem 0;padding:1rem 1.2rem;background:#fffdf5;border:1px dashed #c9bf95;border-radius:6px;text-align:center;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.torn .tornlabel{font-family:var(--head);font-size:.7rem;letter-spacing:.16em;color:var(--muted);margin-bottom:.4rem}
.code.big{font-family:ui-monospace,Menlo,monospace;font-size:clamp(1.1rem,3.6vw,1.7rem);letter-spacing:.06em}
.bigword.small{font-size:clamp(1rem,2.6vw,1.35rem);letter-spacing:.03em;line-height:1.35}
.accuse label.ok input{border-color:var(--ok)}
.accuse label.no input{border-color:var(--bad)}