/* Quiz studio infermieristica — stile ECG unificato. Font IBM Plex serviti localmente (licenza OFL). */
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans Condensed";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/ibm-plex-sans-condensed-latin-600-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Sans Condensed";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/ibm-plex-sans-condensed-latin-700-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:600;font-display:swap;src:url("fonts/ibm-plex-mono-latin-600-normal.woff2") format("woff2")}
:root{
  --paper:#FCF1ED;
  --paper-2:#FFF8F6;
  --grid-fine:rgba(214,131,113,.28);
  --grid-major:rgba(198,94,72,.42);
  --ink:#1A222B;
  --ink-soft:#5E6874;
  --ink-faint:#98A0AA;
  --ok:#0F6B4F;
  --ok-bg:rgba(15,107,79,.10);
  --no:#B0271C;
  --no-bg:rgba(176,39,28,.09);
  --rule:rgba(26,34,43,.16);
  --shadow:0 1px 0 rgba(26,34,43,.06), 0 12px 30px -22px rgba(26,34,43,.5);
  --slot:25;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background-color:var(--paper);
  background-image:
    repeating-linear-gradient(to right, var(--grid-major) 0 1px, transparent 1px 25px),
    repeating-linear-gradient(to bottom, var(--grid-major) 0 1px, transparent 1px 25px),
    repeating-linear-gradient(to right, var(--grid-fine) 0 1px, transparent 1px 5px),
    repeating-linear-gradient(to bottom, var(--grid-fine) 0 1px, transparent 1px 5px);
  color:var(--ink);
  font-family:"IBM Plex Sans",system-ui,sans-serif;
  font-size:16px;
  line-height:1.5;
  -webkit-text-size-adjust:100%;
}
.wrap{max-width:760px;margin:0 auto;padding:0 16px 72px}
.mono{font-family:"IBM Plex Mono",ui-monospace,monospace;font-variant-numeric:tabular-nums}
.eyebrow{
  font-family:"IBM Plex Mono",monospace;font-size:11px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--ink-soft);
}
h1,h2,h3{font-family:"IBM Plex Sans Condensed","IBM Plex Sans",sans-serif;font-weight:700;margin:0}

/* ---------- strip (signature) ---------- */
.strip{
  position:sticky;top:0;z-index:20;
  margin:0 -16px 22px;padding:10px 16px 8px;
  background:var(--paper-2);
  border-bottom:1px solid var(--rule);
  box-shadow:0 10px 18px -16px rgba(26,34,43,.55);
}
.strip-head{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:6px 12px;margin-bottom:2px}
.readout{display:flex;align-items:baseline;gap:16px}
.readout b{
  font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:26px;line-height:1;
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.readout small{display:block;font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);margin-top:4px;font-family:"IBM Plex Mono",monospace}
.readout .sec{color:var(--ink-soft)}
.readout .sec b{font-size:18px}
.trace{display:block;width:100%;height:56px}
.trace .base{stroke:rgba(26,34,43,.18);stroke-width:1;fill:none}
.trace path.seg{fill:none;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}
.trace path.ok{stroke:var(--ok)}
.trace path.no{stroke:var(--no)}
.trace path.new{animation:draw .45s ease-out both}
@keyframes draw{from{stroke-dasharray:120;stroke-dashoffset:120}to{stroke-dasharray:120;stroke-dashoffset:0}}
.cursor{fill:var(--ink);opacity:.55}

/* ---------- cards ---------- */
.card{
  background:var(--paper-2);
  border:1px solid var(--rule);
  box-shadow:var(--shadow);
  padding:22px;
}
.card + .card{margin-top:16px}

/* ---------- setup ---------- */
.hero{padding:30px 0 8px}
.hero h1{font-size:clamp(34px,8vw,54px);line-height:.98;letter-spacing:-.02em;text-transform:uppercase}
.hero h1 span{display:block;color:var(--no);}
.hero p{max-width:46ch;color:var(--ink-soft);margin:14px 0 0;font-size:15px}
.field{margin-bottom:20px}
.field > .eyebrow{display:block;margin-bottom:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font:500 14px/1 "IBM Plex Sans",sans-serif;
  padding:10px 14px;border:1px solid var(--rule);background:transparent;color:var(--ink);
  cursor:pointer;border-radius:2px;transition:background .12s,border-color .12s,color .12s;
}
.chip .n{font-family:"IBM Plex Mono",monospace;font-size:11px;color:var(--ink-faint);margin-left:6px}
.chip:hover{border-color:var(--ink-soft)}
.chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--paper-2)}
.chip[aria-pressed="true"] .n{color:rgba(255,255,255,.6)}
.chip:disabled{opacity:.35;cursor:not-allowed}
.btn{
  font:600 15px/1 "IBM Plex Sans Condensed",sans-serif;letter-spacing:.06em;text-transform:uppercase;
  padding:15px 26px;border:1px solid var(--ink);background:var(--ink);color:var(--paper-2);
  cursor:pointer;border-radius:2px;transition:transform .08s, opacity .12s;
}
.btn:hover{opacity:.88}
.btn:active{transform:translateY(1px)}
.btn.ghost{background:transparent;color:var(--ink)}
.btn:disabled{opacity:.4;cursor:not-allowed}
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:6px}
.note{font-size:13px;color:var(--ink-soft);margin:10px 0 0}

/* ---------- question ---------- */
.qmeta{display:flex;align-items:center;gap:10px;justify-content:space-between;margin-bottom:14px}
.qhead{display:flex;gap:14px;align-items:flex-start}
.qnum{
  font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:13px;color:var(--no);
  padding-top:5px;letter-spacing:.06em;flex:none;
}
.qtext{font-size:19px;line-height:1.38;font-weight:500;margin:0}
.opts{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:8px}
.opt{
  display:flex;gap:12px;align-items:flex-start;width:100%;text-align:left;
  font:400 15.5px/1.4 "IBM Plex Sans",sans-serif;color:var(--ink);
  background:transparent;border:1px solid var(--rule);border-left:3px solid var(--rule);
  padding:13px 14px;cursor:pointer;border-radius:2px;
  transition:border-color .12s,background .12s;
}
.opt:hover:not(:disabled){border-left-color:var(--ink);background:rgba(26,34,43,.03)}
.opt:disabled{cursor:default}
.opt .k{font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:13px;padding-top:2px;color:var(--ink-soft);flex:none}
.opt .tag{
  margin-left:auto;font-family:"IBM Plex Mono",monospace;font-size:10px;letter-spacing:.14em;
  text-transform:uppercase;padding-top:3px;flex:none;
}
.opt.is-ok{border-color:var(--ok);border-left-color:var(--ok);background:var(--ok-bg)}
.opt.is-ok .k,.opt.is-ok .tag{color:var(--ok)}
.opt.is-no{border-color:var(--no);border-left-color:var(--no);background:var(--no-bg)}
.opt.is-no .k,.opt.is-no .tag{color:var(--no)}
.opt.dim{opacity:.5}

.verdict{
  margin-top:18px;padding:14px 16px;border-left:3px solid;
  font-size:15px;display:flex;flex-wrap:wrap;gap:4px 10px;align-items:baseline;
}
.verdict.ok{border-color:var(--ok);background:var(--ok-bg);color:var(--ok)}
.verdict.no{border-color:var(--no);background:var(--no-bg);color:var(--no)}
.verdict strong{font-family:"IBM Plex Sans Condensed",sans-serif;text-transform:uppercase;letter-spacing:.08em;font-size:14px}
.verdict .pts{font-family:"IBM Plex Mono",monospace;font-size:13px}
.verdict .body{color:var(--ink);flex:1 1 100%;font-size:14.5px}
.bar{margin-top:18px;display:flex;justify-content:space-between;align-items:center;gap:12px}
.progress{height:2px;background:var(--rule);margin-top:16px}
.progress i{display:block;height:2px;background:var(--ink);transition:width .3s ease}

/* ---------- results ---------- */
.score{display:flex;flex-wrap:wrap;gap:28px;align-items:flex-end;margin:4px 0 18px}
.score div b{font-family:"IBM Plex Mono",monospace;font-weight:600;font-size:40px;line-height:.9;display:block}
.score div small{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-soft);font-family:"IBM Plex Mono",monospace}
.review{list-style:none;padding:0;margin:0}
.review li{padding:14px 0;border-top:1px solid var(--rule)}
.review p{margin:0 0 6px;font-weight:500;font-size:15.5px}
.review .line{font-size:14px;display:flex;gap:8px;align-items:baseline}
.review .line .k{font-family:"IBM Plex Mono",monospace;font-size:12px;flex:none;width:64px;color:var(--ink-soft);letter-spacing:.08em;text-transform:uppercase}
.review .yours{color:var(--no)}
.review .right{color:var(--ok)}
footer{margin-top:26px;font-size:12px;color:var(--ink-faint);font-family:"IBM Plex Mono",monospace;letter-spacing:.04em}
.lnk{background:none;border:0;padding:0;font:inherit;color:var(--ink-soft);text-decoration:underline;text-underline-offset:2px;cursor:pointer}
.lnk:hover{color:var(--no)}
:focus-visible{outline:2px solid var(--no);outline-offset:2px}
@media (max-width:520px){
  .card{padding:18px 15px}
  .qtext{font-size:17.5px}
  .opt{font-size:15px}
  .score{gap:20px}
  .score div b{font-size:32px}
  .readout{gap:14px}
  .readout b{font-size:22px}
  .readout .sec b{font-size:16px}
  #rSet{display:none}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}

/* ---------- aggiunte per il sito unificato ---------- */
.topbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:8px 16px;padding:12px 0;border-bottom:1px solid var(--rule)}
.topbar .brand{font:700 15px/1 "IBM Plex Sans Condensed",sans-serif;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);text-decoration:none}
.tb-right{display:flex;flex-wrap:wrap;align-items:center;gap:6px 16px}
.inline{display:inline;margin:0}
a.lnk{color:var(--ink-soft);font-size:14px;text-decoration:underline;text-underline-offset:2px}
a.lnk:hover,.lnk:hover{color:var(--no)}
.card.narrow{max-width:460px}
.card h2{font-size:24px;margin-bottom:12px;text-transform:uppercase;letter-spacing:-.01em}
.form .field{display:block;margin-bottom:16px}
.form.row{display:flex;flex-wrap:wrap;gap:12px 16px;align-items:flex-end}
.form.row .field{margin:0}
.input{display:block;width:100%;font:400 16px/1.3 "IBM Plex Sans",sans-serif;padding:12px 12px;border:1px solid var(--rule);background:#fff;color:var(--ink);border-radius:2px}
.input:focus{border-color:var(--ink);outline:2px solid var(--no);outline-offset:1px}
select.input{width:auto;min-width:130px}
.msg{margin:0 0 14px;padding:12px 14px;border-left:3px solid;font-size:15px}
.msg.ok{border-color:var(--ok);background:var(--ok-bg);color:var(--ok)}
.msg.no{border-color:var(--no);background:var(--no-bg);color:var(--no)}
.tempbox{margin:0 0 16px;padding:14px 16px;border:1px dashed var(--ink-soft);background:#fff}
code.temp{display:block;margin:8px 0;font:600 22px/1.2 "IBM Plex Mono",monospace;letter-spacing:.04em;user-select:all;word-break:break-all}
.tablewrap{overflow-x:auto;margin-top:10px}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{font:500 11px/1 "IBM Plex Mono",monospace;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);text-align:left;padding:8px 10px;border-bottom:1px solid var(--rule)}
.tbl td{padding:10px;border-top:1px solid var(--rule);vertical-align:middle}
.tbl .acts{white-space:nowrap}
.tbl .acts .chip{padding:7px 10px;font-size:13px;margin:2px 4px 2px 0}
.chip.danger:hover{border-color:var(--no);color:var(--no)}
.no-t{color:var(--no)}
.small{font-size:12px}
.eyebrow.link{cursor:pointer}
/* home: materie */
.subjects{display:grid;gap:12px;margin-top:6px}
.subject{display:block;width:100%;text-align:left;font:inherit;color:inherit;background:var(--paper-2);border:1px solid var(--rule);border-left:4px solid var(--no);box-shadow:var(--shadow);padding:18px 18px 16px;cursor:pointer;border-radius:2px}
.subject:hover{border-left-color:var(--ink)}
.subject h3{font-size:22px;text-transform:uppercase;margin-bottom:4px}
.subject p{margin:0;font-size:14px;color:var(--ink-soft)}
.subject .n{font:500 12px/1 "IBM Plex Mono",monospace;letter-spacing:.1em;color:var(--ink-faint);margin-top:10px;display:block}
.back{margin:18px 0 0}
/* schede da 30 */
.lvl-title{display:flex;justify-content:space-between;align-items:baseline;margin:6px 0 10px}
.lvl-title h3{font-size:18px;text-transform:uppercase}
.scheda-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px}
@media (min-width:560px){.scheda-grid{grid-template-columns:repeat(3,1fr)}}
.scheda{font:inherit;color:inherit;text-align:left;background:transparent;border:1px solid var(--rule);padding:12px;cursor:pointer;border-radius:2px;display:block}
.scheda:hover{border-color:var(--ink)}
.scheda b{display:block;font:600 15px/1.2 "IBM Plex Sans Condensed",sans-serif;text-transform:uppercase;letter-spacing:.04em}
.scheda small{display:block;font:400 12px/1.4 "IBM Plex Mono",monospace;color:var(--ink-soft)}
.scheda .res{margin-top:4px;font:600 13px/1 "IBM Plex Mono",monospace}
.scheda .res.ok{color:var(--ok)} .scheda .res.no{color:var(--no)}
.bar .btn.ghost{padding:13px 18px}
.sync{font:500 11px/1 "IBM Plex Mono",monospace;color:var(--no);margin-top:10px;display:block}
.progress i.w{width:0}

.hero.sm{padding:22px 0 4px}
.hero.sm h1{font-size:clamp(26px,6vw,40px)}
#sync{margin:0 0 12px}
.ft{color:var(--ink-faint)}