/* Strumenti gratis (Laboratorio) · stesso linguaggio di v.css: scuro, Fraunces oro/lilla, Inter, controlli grandi */
.st{padding-top:70px}
.st-crumb{font-size:.78rem;color:var(--mut);margin-bottom:6px}
.st-crumb a{color:var(--lil);font-weight:600}.st-crumb i{font-style:normal;color:var(--dim);margin:0 4px}
.st-hero h1{font-size:clamp(2.1rem,9vw,3.6rem);margin:2px 0 8px}
.st-hero .lead{max-width:52ch}
.st-trust{display:flex;flex-wrap:wrap;gap:6px 14px;margin:12px 0 4px;font-size:.8rem;color:var(--mut)}
.st-trust span{display:inline-flex;align-items:center;gap:6px}
.st-trust svg{color:var(--cy);flex:0 0 auto}
.tool{margin-top:16px;padding:16px;border-radius:18px;background:linear-gradient(180deg,rgba(28,22,42,.82),rgba(17,13,27,.88));box-shadow:0 0 0 1px rgba(201,182,228,.14),0 30px 70px -40px rgba(159,134,204,.6);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.tool h2.th2{font:600 .72rem/1 var(--sans);letter-spacing:.16em;text-transform:uppercase;color:var(--lil);-webkit-text-stroke:0;margin:18px 0 10px}
.tool h2.th2:first-child{margin-top:2px}
.fld{display:grid;gap:6px;margin-bottom:12px}
.fld label,.fld .lb{font-size:.84rem;font-weight:600;color:var(--ink)}
.fld small,.hint{font-size:.76rem;color:var(--mut);line-height:1.4}
.tool input[type=text],.tool input[type=url],.tool input[type=email],.tool input[type=tel],.tool input[type=password],.tool input[inputmode],.tool select,.tool textarea{
  width:100%;min-height:52px;padding:0 14px;border:0;border-radius:12px;background:rgba(244,239,249,.08);color:var(--ink);font:400 16px var(--sans);
  box-shadow:inset 0 0 0 1px rgba(244,239,249,.08);-webkit-appearance:none;appearance:none}
.tool textarea{min-height:96px;padding:12px 14px;line-height:1.45;resize:vertical}
.tool select{background-image:linear-gradient(45deg,transparent 50%,var(--lil) 50%),linear-gradient(135deg,var(--lil) 50%,transparent 50%);background-position:calc(100% - 20px) 50%,calc(100% - 14px) 50%;background-size:6px 6px;background-repeat:no-repeat;padding-right:36px}
.tool select option{background:#17121F;color:var(--ink)}
.tool input:focus,.tool select:focus,.tool textarea:focus{outline:2px solid var(--lil);outline-offset:0}
.tool ::placeholder{color:var(--dim)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label,.chip{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:46px;padding:0 16px;border-radius:999px;background:rgba(244,239,249,.07);color:var(--ink);font:600 .9rem/1 var(--sans);cursor:pointer;border:0;-webkit-tap-highlight-color:transparent;transition:background .2s,color .2s}
.chips input{position:absolute;opacity:0;pointer-events:none}
.chips label:has(input:checked),.chip[aria-pressed=true],.chip[aria-selected=true]{background:var(--lil);color:var(--bg)}
.chips label:has(input:focus-visible){outline:2px solid var(--lil);outline-offset:2px}
.seg{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:4px;padding:4px;border-radius:999px;background:rgba(244,239,249,.06)}
.seg label{min-height:44px;justify-content:center;background:none}
.chk-row{display:flex;align-items:center;gap:10px;min-height:44px;font-size:.9rem;color:var(--ink);cursor:pointer}
.chk-row input{width:22px;height:22px;accent-color:var(--lil);flex:0 0 auto}
.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.colr{display:flex;align-items:center;gap:10px;min-height:52px;padding:0 12px;border-radius:12px;background:rgba(244,239,249,.08);font-size:.86rem;cursor:pointer}
.colr input[type=color]{width:34px;height:34px;border:0;border-radius:50%;padding:0;background:none;cursor:pointer;flex:0 0 auto}
.colr input[type=color]::-webkit-color-swatch-wrapper{padding:0}.colr input[type=color]::-webkit-color-swatch{border:2px solid rgba(255,255,255,.5);border-radius:50%}
.tool input[type=range]{width:100%;accent-color:var(--lil);min-height:36px}
.b-big{width:100%;min-height:56px;font-size:1rem}
.b-gold{background:var(--gold);color:var(--bg);box-shadow:0 12px 40px -16px rgba(242,221,184,.8)}
.b-gold:hover{background:#F8E9CC}
.b[disabled]{opacity:.45;cursor:not-allowed;box-shadow:none}
.acts{display:grid;gap:10px;margin-top:12px}
.st-note{display:flex;gap:10px;align-items:flex-start;margin-top:12px;padding:12px 14px;border-radius:12px;background:rgba(34,211,238,.07);font-size:.84rem;color:#D6CEE2}
.st-note svg{color:var(--cy);flex:0 0 auto;margin-top:2px}
.st-note b{color:var(--ink)}
/* sezioni sotto lo strumento */
.st-sec{margin-top:40px}
.st-sec>h2{font-size:clamp(1.6rem,6vw,2.2rem);margin-bottom:12px}
.steps{list-style:none;display:grid;gap:12px;counter-reset:s}
.steps li{display:grid;grid-template-columns:36px 1fr;gap:12px;align-items:start}
.steps li:before{counter-increment:s;content:counter(s);width:36px;height:36px;border-radius:50%;display:grid;place-items:center;font:italic 400 1.15rem/1 var(--serif);color:var(--gold);background:rgba(201,182,228,.12)}
.steps b{display:block;color:var(--ink);font-size:.95rem}
.steps p{font-size:.88rem;color:var(--mut)}
.faq details{border-top:1px solid var(--hair)}
.faq details:last-child{border-bottom:1px solid var(--hair)}
.faq summary{list-style:none;cursor:pointer;padding:15px 30px 15px 0;position:relative;font:400 1.12rem/1.25 var(--serif);color:var(--rt);-webkit-text-stroke:.3px currentColor}
.faq summary::-webkit-details-marker{display:none}
.faq summary:after{content:"+";position:absolute;right:2px;top:12px;font:400 1.4rem/1 var(--sans);color:var(--lil);transition:transform .3s var(--ease)}
.faq details[open] summary:after{transform:rotate(45deg)}
.faq details p{font-size:.9rem;color:#D6CEE2;padding:0 0 14px;max-width:62ch}
.faq details p+p{margin-top:-6px}
.soft{display:grid;grid-template-columns:72px 1fr;gap:14px;align-items:center;margin-top:34px;padding:14px;border-radius:16px;background:linear-gradient(120deg,rgba(242,221,184,.1),rgba(201,182,228,.08));box-shadow:0 0 0 1px rgba(242,221,184,.18)}
.soft img{width:72px;height:72px;border-radius:12px;object-fit:cover}
.soft b{display:block;font:400 1.25rem/1.15 var(--serif);color:var(--gold);-webkit-text-stroke:.3px currentColor}
.soft p{font-size:.86rem;color:#D6CEE2;margin:2px 0 6px}
.soft a.lnk{font-size:.88rem}
.rel{display:grid;gap:10px}
.disc{margin-top:26px;font-size:.78rem;color:var(--mut);max-width:70ch}
/* card strumenti (hub e correlati) */
.tcards{display:grid;gap:14px}
.tcard{display:grid;grid-template-columns:104px 1fr;gap:14px;align-items:center;padding:10px;border-radius:16px;background:rgba(244,239,249,.045);box-shadow:0 0 0 1px rgba(244,239,249,.07);transition:background .25s,transform .25s var(--ease)}
.tcard:hover{background:rgba(244,239,249,.08);transform:translateY(-2px)}
.tcard .ti{aspect-ratio:1;border-radius:12px;overflow:hidden;background:#15111E}
.tcard .ti img{width:100%;height:100%;object-fit:cover}
.tcard h3{font:400 1.28rem/1.15 var(--serif);color:var(--rt);-webkit-text-stroke:.35px currentColor}
.tcard:hover h3{color:var(--gold)}
.tcard p{font-size:.84rem;color:var(--mut);margin-top:3px;line-height:1.38}
.tcard .tb{display:inline-flex;gap:6px;flex-wrap:wrap;margin-top:7px}
.tcard .tb span{font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--cy);background:rgba(34,211,238,.08);padding:4px 8px;border-radius:999px}
.tcard .tb span.new{color:var(--bg);background:var(--gold)}
.tcard .go{font-size:.84rem;font-weight:600;color:var(--lil);margin-top:6px;display:block}
/* hub laboratorio */
.lab-jump{display:flex;gap:8px;overflow-x:auto;padding:4px 0 2px;margin-top:14px;scrollbar-width:none;-webkit-mask-image:linear-gradient(90deg,#000 88%,transparent);mask-image:linear-gradient(90deg,#000 88%,transparent)}
.lab-jump::-webkit-scrollbar{display:none}
.lab-jump a{flex:0 0 auto;min-height:42px;padding:0 15px;display:inline-flex;align-items:center;gap:6px;border-radius:999px;background:rgba(244,239,249,.07);font-size:.86rem;font-weight:600;color:var(--ink)}
.lab-jump a:hover{background:rgba(201,182,228,.18)}
.lab-sec{padding-top:30px;scroll-margin-top:64px}
.lab-sec .cat-h{border-bottom:0;margin-bottom:10px;padding-bottom:0}
.lab-sec .cat-h p{font-size:.8rem;color:var(--mut)}
.lab-ask{margin-top:36px;padding:18px;border-radius:18px;background:linear-gradient(135deg,rgba(201,182,228,.13),rgba(34,211,238,.06));box-shadow:0 0 0 1px rgba(201,182,228,.2)}
.lab-ask b{display:block;font:400 1.45rem/1.15 var(--serif);color:var(--gold);-webkit-text-stroke:.35px currentColor}
.lab-ask p{font-size:.88rem;color:#D6CEE2;margin:4px 0 12px}
.lab-ask .b-tg{margin-top:0}
/* QR */
.q-wrap{display:grid;gap:16px;grid-template-areas:'main' 'side' 'more'}
.q-main{grid-area:main}.q-side{grid-area:side}.q-more{grid-area:more}
.q-up{display:block;text-align:center;margin-top:14px;font-size:.86rem;font-weight:600;color:var(--lil)}
.q-prev{position:relative;border-radius:16px;background:#fff;padding:10px;display:grid;place-items:center;aspect-ratio:1;max-width:340px;width:100%;margin:0 auto}
.q-prev .q-cv,.q-prev canvas{width:100%!important;height:auto!important;display:block}
.q-prev.empty .q-cv{opacity:.12;filter:blur(2px)}
.q-st{margin-top:10px;padding:10px 12px;border-radius:12px;font-size:.84rem;line-height:1.4;min-height:62px;text-align:left}
.q-st.ok{background:rgba(52,211,153,.1);color:#BDF3DA}.q-st.ok b{color:#6EE7B7}
.q-st.warn{background:rgba(242,185,127,.12);color:#F8DDBF}.q-st.warn b{color:var(--amber)}
.q-st.wait{background:rgba(244,239,249,.06);color:var(--mut)}
.q-what{word-break:break-all;color:var(--ink)}
.q-side{position:relative}
.q-f[hidden]{display:none}
.q-filebtn{position:relative;display:flex;align-items:center;justify-content:center;gap:8px;min-height:52px;border-radius:12px;background:rgba(244,239,249,.08);box-shadow:inset 0 0 0 1px dashed rgba(201,182,228,.4);font-weight:600;font-size:.92rem;cursor:pointer;border:1.5px dashed rgba(201,182,228,.45)}
.q-filebtn input{position:absolute;inset:0;opacity:0;cursor:pointer}
.q-filebtn.has{border-style:solid;border-color:rgba(201,182,228,.25)}
.q-lrow{display:flex;align-items:center;gap:10px;font-size:.84rem;color:var(--mut);margin-top:8px}
.q-lrow span{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.q-lrow button{min-height:40px}
.q-presets .chip{min-height:42px;font-size:.84rem}
.q-adv summary{cursor:pointer;min-height:48px;display:flex;align-items:center;font-weight:600;color:var(--lil);font-size:.92rem;list-style:none}
.q-adv summary::-webkit-details-marker{display:none}
.q-adv summary:after{content:"+";margin-left:auto;font-size:1.3rem;transition:transform .3s}
.q-adv[open] summary:after{transform:rotate(45deg)}
/* sfondo */
.sf-drop{position:relative;display:grid;place-items:center;gap:6px;text-align:center;min-height:180px;padding:22px 16px;border-radius:16px;border:1.5px dashed rgba(201,182,228,.5);background:rgba(201,182,228,.06);cursor:pointer;transition:background .2s,border-color .2s}
.sf-drop.over{background:rgba(201,182,228,.16);border-color:var(--lil)}
.sf-drop.has{min-height:0;padding:12px}
.sf-drop input{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%}
.sf-drop .b{pointer-events:none}
.sf-drop small{font-size:.78rem;color:var(--mut)}
.sf-drop.has .sf-big{display:none}
.sf-big svg{color:var(--lil)}
.sf-res{position:relative;border-radius:14px;overflow:hidden;background:#1a1524;display:grid;place-items:center;min-height:200px}
.sf-res.chk{background-color:#fff;background-image:linear-gradient(45deg,#d9d6de 25%,transparent 25%),linear-gradient(-45deg,#d9d6de 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#d9d6de 75%),linear-gradient(-45deg,transparent 75%,#d9d6de 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0}
.sf-res canvas,.sf-res img{max-width:100%;max-height:62svh;width:auto;height:auto;display:block}
.sf-res #sf-orig{display:none}
.sf-res.orig #sf-orig{display:block}.sf-res.orig canvas{display:none}
.sf-res.wait canvas{opacity:.35;filter:blur(3px)}
.sf-res.wait:after{content:"";position:absolute;width:44px;height:44px;border-radius:50%;border:3px solid rgba(201,182,228,.3);border-top-color:var(--lil);animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.sf-prog{height:6px;border-radius:99px;background:rgba(244,239,249,.08);overflow:hidden;margin-top:10px}
.sf-prog i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--lil),var(--cy));transition:width .2s}
.sf-st{margin-top:8px;font-size:.84rem;color:var(--mut);min-height:1.3em}
.sf-st.ok{color:#BDF3DA}.sf-st.err{color:#F5A3A3}
.sf-work[hidden]{display:none}
.sf-tools{display:grid;gap:12px;margin-top:12px}
/* netto */
.nt-tabs{display:grid;grid-template-columns:1fr 1fr;gap:4px;padding:4px;border-radius:999px;background:rgba(244,239,249,.07);margin-bottom:16px}
.nt-tabs button{all:unset;box-sizing:border-box;min-height:48px;border-radius:999px;display:grid;place-items:center;text-align:center;font:600 .9rem/1.15 var(--sans);color:var(--ink);cursor:pointer;padding:4px 8px}
.nt-tabs button[aria-selected=true]{background:var(--lil);color:var(--bg)}
.nt-tabs button:focus-visible{outline:2px solid var(--lil);outline-offset:2px}
.eur{position:relative}.eur:after{content:"€";position:absolute;right:16px;top:50%;transform:translateY(-50%);color:var(--mut);font-weight:600}
.eur input{padding-right:36px!important;font-size:1.15rem!important;font-weight:600!important}
.nt-res{margin-top:16px;padding:16px;border-radius:16px;background:rgba(11,9,17,.55);box-shadow:0 0 0 1px rgba(242,221,184,.18)}
.nt-big{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.nt-big .k{display:block;margin-bottom:4px}
.nt-big strong{font:400 clamp(2.4rem,11vw,3.4rem)/1 var(--serif);color:var(--gold);-webkit-text-stroke:.5px currentColor}
.nt-big .y{text-align:right;font-size:.82rem;color:var(--mut)}.nt-big .y b{display:block;font:400 1.4rem/1.1 var(--serif);color:var(--rt)}
.nbar{display:flex;height:14px;border-radius:99px;overflow:hidden;margin:14px 0 8px;gap:2px}
.nb-net{background:var(--gold)}.nb-inps{background:var(--lil2)}.nb-tax{background:#E7867A}.nb-sp{background:#5f6b85}
.nleg{list-style:none;display:grid;gap:4px;font-size:.8rem;color:var(--mut)}
.nleg li{display:flex;align-items:center;gap:8px}.nleg i{width:10px;height:10px;border-radius:3px;flex:0 0 auto}
.nleg b{margin-left:auto;color:var(--ink);font-weight:600}
.ntab{width:100%;border-collapse:collapse;margin-top:14px;font-size:.86rem}
.ntab th,.ntab td{padding:9px 0;border-top:1px solid var(--hair);vertical-align:top}
.ntab th{text-align:left;font-weight:500;color:#D6CEE2;padding-right:10px}
.ntab th small{display:block;font-size:.72rem;color:var(--dim);font-weight:400;margin-top:1px}
.ntab td{text-align:right;white-space:nowrap;color:var(--ink);font-variant-numeric:tabular-nums}
.ntab tr.sub th,.ntab tr.sub td{color:var(--rt);font-weight:600}
.ntab tr.plus td{color:#6EE7B7}
.ntab tr.tot th,.ntab tr.tot td{font-weight:700;color:var(--gold);font-size:.95rem}
.nwarn{margin-top:10px;padding:10px 12px;border-radius:10px;background:rgba(242,185,127,.12);color:#F8DDBF;font-size:.84rem}
.ex-list{display:grid;gap:10px}
.ex{padding:14px;border-radius:14px;background:rgba(244,239,249,.045);box-shadow:0 0 0 1px rgba(244,239,249,.07)}
.ex b{display:block;font:400 1.15rem/1.2 var(--serif);color:var(--rt);-webkit-text-stroke:.3px currentColor}
.ex p{font-size:.84rem;color:#D6CEE2;margin:4px 0 8px;line-height:1.5}
.ex .b{min-height:42px}
.src{list-style:none;display:grid;gap:8px;font-size:.84rem;color:#D6CEE2}
.src li{padding-left:14px;position:relative}.src li:before{content:"";position:absolute;left:0;top:.65em;width:6px;height:1px;background:var(--lil)}
.src a{color:var(--lil);font-weight:600}
.howto{display:grid;gap:8px;font-size:.88rem;color:#D6CEE2}
.howto p b{color:var(--ink)}
@media (min-width:860px){
  .st{padding-top:92px}
  .q-wrap{grid-template-columns:1fr 360px;grid-template-areas:'main side' 'more side';align-items:start;gap:4px 28px}
  .q-side{position:sticky;top:80px}
  .q-up{display:none}
  .tcards.g2{grid-template-columns:1fr 1fr}
  .tool{padding:22px}
  .sf-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:start}
  .nt-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}
  .nt-grid .nt-res{margin-top:0;position:sticky;top:80px}
}
/* ===== v2 21/10/2026 · pulizia stile "big": in vista solo strumento + risultato, il resto in accordion ===== */
:root{interpolate-size:allow-keywords}
.st-hero{margin-bottom:6px}
.st-hero .lead{font-size:1.02rem;color:var(--mut);max-width:60ch;margin-top:2px}
.st-fine{display:flex;gap:8px;align-items:flex-start;margin:14px 2px 0;font-size:.8rem;line-height:1.45;color:var(--mut);max-width:70ch}
.st-fine svg{flex:0 0 auto;margin-top:2px;color:var(--cy);width:14px;height:14px}
.st-more{margin-top:44px}
.acc-k{font:600 .72rem/1 var(--sans)!important;letter-spacing:.16em;text-transform:uppercase;color:var(--mut);-webkit-text-stroke:0;margin:0 0 6px}
.acc{border-top:1px solid var(--hair)}
.acc>details{border-bottom:1px solid var(--hair)}
.acc summary,.nt-step summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;min-height:58px;padding:14px 2px;-webkit-tap-highlight-color:transparent}
.acc summary::-webkit-details-marker,.nt-step summary::-webkit-details-marker{display:none}
.acc summary>span{flex:1;font:400 1.14rem/1.3 var(--serif);color:var(--ink);-webkit-text-stroke:.25px currentColor;transition:color .2s}
.acc summary:hover>span,.acc details[open]>summary>span{color:var(--rt)}
.acc summary:focus-visible,.nt-step summary:focus-visible{outline:2px solid var(--lil);outline-offset:2px;border-radius:6px}
.chev{flex:0 0 auto;width:28px;height:28px;border-radius:50%;position:relative;background:rgba(244,239,249,.06);transition:transform .35s var(--ease),background .2s}
.chev:before{content:"";position:absolute;left:50%;top:50%;width:7px;height:7px;border-right:1.6px solid var(--lil);border-bottom:1.6px solid var(--lil);transform:translate(-50%,-70%) rotate(45deg)}
details[open]>summary .chev{transform:rotate(180deg);background:rgba(201,182,228,.14)}
details::details-content{height:0;overflow:clip;transition:height .38s var(--ease),content-visibility .38s allow-discrete}
details[open]::details-content{height:auto}
details[open]>.acc-b{animation:accIn .38s var(--ease)}
@keyframes accIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){details::details-content{transition:none}details[open]>.acc-b{animation:none}.chev{transition:none}}
.acc-b{padding:0 2px 20px;font-size:.9rem;color:#D6CEE2;line-height:1.55}
.acc-b>p{max-width:64ch}.acc-b>p+p{margin-top:8px}
.acc-b .steps{margin-top:2px}
/* esempi: niente box, solo separatori */
.acc-b .ex-list{gap:0}
.acc-b .ex{padding:14px 0;border-radius:0;background:none;box-shadow:none;border-top:1px solid var(--hair)}
.acc-b .ex:first-child{border-top:0;padding-top:2px}
.acc-b .ex b{font-size:1.05rem}
/* risultato netto: numero protagonista, passo-passo richiudibile */
.nt-res{padding:20px}
.nt-big strong{font-size:clamp(2.8rem,13vw,4.2rem);letter-spacing:-.02em}
.nt-big .k{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--mut)}
.nt-step{margin-top:10px;border-top:1px solid var(--hair)}
.nt-step summary{min-height:50px;padding:10px 0}
.nt-step summary>span{flex:1;font:600 .88rem/1.2 var(--sans);color:var(--lil)}
.nt-step .chev{width:24px;height:24px}
.nt-step .acc-b{padding:0 0 4px}
.nt-step .ntab{margin-top:0}
/* laboratorio: card essenziali */
.tcard .go{font-size:.8rem;margin-top:4px}
@media (min-width:860px){
  .st-more{margin-top:64px}
  .acc summary>span{font-size:1.25rem}
  .nt-res{padding:26px}
}
/* ===== v3 21/10/2026 · spazi usati meglio + niente riquadri né bordi (Apple/Linear/Stripe/Vercel/remove.bg):
   separazione solo con spazio, tipografia e lievi toni di sfondo; input "filled" con focus discreto ===== */
.tool{margin-top:22px;padding:0;border-radius:0;background:none;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}
.tool input[type=text],.tool input[type=url],.tool input[type=email],.tool input[type=tel],.tool input[type=password],.tool input[inputmode],.tool select,.tool textarea{box-shadow:none;background-color:rgba(244,239,249,.075);border-radius:14px}
.tool select{padding:0 30px 0 12px;background-position:calc(100% - 17px) 50%,calc(100% - 11px) 50%;text-overflow:ellipsis}
.tool input:focus,.tool select:focus,.tool textarea:focus{outline:2px solid rgba(201,182,228,.7);outline-offset:2px;background-color:rgba(244,239,249,.11)}
.fld label,.fld .lb{font-size:.86rem}
.fld small,.hint{font-size:.8rem;line-height:1.45}
.fg{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 12px;align-items:start;margin-bottom:12px}
.fg>.span2{grid-column:1/-1}
.fg .fld{margin-bottom:0;min-width:0}
.fg>.hint{margin-top:-8px}
.chk-row small{font-size:.8rem;color:var(--mut)}
.seg label{padding:0 6px;text-align:center;line-height:1.15;font-size:.86rem}
.st-fine{margin-top:18px}
.st-more{margin-top:60px}
/* netto */
.nt-tabs{margin-bottom:22px}
.nt-res{margin-top:28px;padding:22px;border-radius:24px;background:rgba(244,239,249,.045);box-shadow:none}
.ntab th,.ntab td{border-top:0;padding:7px 0}
.ntab tr.sub th,.ntab tr.sub td,.ntab tr.tot th,.ntab tr.tot td{padding-top:12px}
.nt-step{border-top:0;margin-top:16px}
.nt-step summary{min-height:50px;padding:8px 10px 8px 16px;border-radius:14px;background:rgba(244,239,249,.05)}
.nt-step[open] summary{margin-bottom:8px}
.nt-sum{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:30;display:flex;align-items:center;gap:12px;padding:10px 10px 10px 18px;border-radius:20px;background:rgba(24,19,34,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 18px 44px -14px rgba(0,0,0,.75);transform:translateY(150%);opacity:0;transition:transform .4s var(--ease),opacity .3s;pointer-events:none}
.nt-sum.on{transform:none;opacity:1;pointer-events:auto}
.nt-sum .k{font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mut);line-height:1.2;max-width:6em}
.nt-sum b{font:400 1.7rem/1 var(--serif);color:var(--gold);-webkit-text-stroke:.4px currentColor;margin-right:auto;font-variant-numeric:tabular-nums}
.nt-sum .b{min-height:44px;flex:0 0 auto}
/* accordion senza linee: righe a tono */
.acc{border-top:0;display:grid;gap:8px}
.acc>details{border-bottom:0;border-radius:18px;padding:0 16px;background:rgba(244,239,249,.035);transition:background .25s}
.acc>details:hover,.acc>details[open]{background:rgba(244,239,249,.055)}
.acc summary{min-height:58px;padding:14px 0}
.acc-b .ex{border-top:0;padding:12px 0 6px}
.acc-k{margin-bottom:12px}
.soft{box-shadow:none;border-radius:22px}
.lab-ask{box-shadow:none;border-radius:24px}
/* card strumenti verticali (Laboratorio e correlati) */
.tcards{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}
.tcard{display:flex;flex-direction:column;padding:0;border-radius:22px;overflow:hidden;background:rgba(244,239,249,.04);box-shadow:none}
.tcard:hover{background:rgba(244,239,249,.07)}
.tcard .ti{aspect-ratio:5/4;border-radius:0}
.tcard .tx{display:flex;flex-direction:column;flex:1;padding:12px 14px 14px}
.tcard .kk{font-size:.74rem;letter-spacing:.06em;color:var(--mut);margin-bottom:3px}
.tcard h3,.tcard h2{font:400 1.14rem/1.15 var(--serif);color:var(--rt);-webkit-text-stroke:.3px currentColor}
.tcard p{font-size:.84rem;margin-top:4px}
.tcard .go{margin-top:auto;padding-top:8px;font-size:.84rem}
/* laboratorio */
.lab-w{max-width:var(--max)}
.lab .anc{display:block;position:relative;top:-90px;height:0}
.lab .lab-sec{padding-top:26px}
.lab .menu-l{display:grid;gap:10px}
.lab .mi{border-radius:22px;padding:4px 16px;background:rgba(244,239,249,.04)}
.lab .mi+.mi{border-top:0}
.lab .mi.open{background:rgba(244,239,249,.06)}
/* QR */
.q-types{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.q-types label{padding:0 6px}
.q-filebtn,.q-filebtn.has{border:0;box-shadow:none;background:rgba(244,239,249,.075);border-radius:14px}
.q-prev{border-radius:22px}
.q-st{border-radius:14px}
/* sfondo: dropzone grande stile remove.bg, prima/dopo affiancati su desktop */
.sf-tool .sf-grid{display:block}
.sf-tool .seg{max-width:480px}
.sf-drop{border:0;min-height:300px;gap:10px;border-radius:26px;background:radial-gradient(120% 90% at 50% 0%,rgba(201,182,228,.13),rgba(201,182,228,.05) 70%)}
.sf-drop.over{background:rgba(201,182,228,.18)}
.sf-drop.has{min-height:0;padding:14px;border-radius:18px}
.sf-drop small{font-size:.84rem}
.b-xl{min-height:58px;padding:0 34px;font-size:1.05rem}
.sf-work{margin-top:22px}
.sf-pair figure{margin:0}
.sf-pair figcaption{font-size:.8rem;color:var(--mut);text-align:center;margin-top:8px;letter-spacing:.06em;text-transform:uppercase}
.sf-o{display:none}
.sf-res{border-radius:22px}
.sf-tools{margin-top:16px}
@media (max-width:859px){.sf-d figcaption{display:none}}
@media (min-width:860px){
  .tool{margin-top:30px}
  .nt-grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px}
  .nt-grid .nt-res{top:88px;padding:28px}
  .nt-sum{display:none}
  .tcards.lab-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .tcard .tx{padding:16px 18px 18px}
  .tcard h3,.tcard h2{font-size:1.3rem}
  .lab .menu-l{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}
  .q-wrap{grid-template-columns:minmax(0,1fr) 420px;gap:6px 48px}
  .q-side{top:88px}
  .q-prev{max-width:420px}
  .sf-drop{min-height:380px}
  .sf-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
  .sf-o{display:block}
  .sf-o img{display:block;width:100%;height:auto;max-height:62svh;object-fit:contain;border-radius:22px;background:#1a1524}
  .sf-d .sf-res canvas{width:100%}
  #sf-cmp{display:none}
  .sf-tools{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px}
  .sf-tools .b-big{width:auto;padding:0 34px}
}
@media (min-width:1100px){.q-types{grid-template-columns:repeat(6,minmax(0,1fr))}}
@media (max-width:370px){.seg label{font-size:.8rem;padding:0 3px}.tcard .tx{padding:10px 11px 12px}.tcard h3{font-size:1.04rem}}
/* v3 · ritocchi: testi minimi ~12.5px, carta dispari a tutta riga, riga logo nascosta */
.q-lrow[hidden]{display:none}
.tool h2.th2,.acc-k{font-size:.8rem!important}
.st-crumb{font-size:.82rem}
.ntab th small{font-size:.78rem}
.lab .top .k{font-size:.8rem}
.lab .mi-t .tg{font-size:.78rem}
.tcard .kk{font-size:.8rem}
@media (max-width:859px){
  .lab-grid .tcard:last-child:nth-child(odd){grid-column:1/-1;flex-direction:row;align-items:stretch}
  .lab-grid .tcard:last-child:nth-child(odd) .ti{flex:0 0 46%;aspect-ratio:auto;min-height:150px}
}
.tcard{align-items:stretch}.tcard .ti{width:100%}.tcard .ti img{display:block}
/* ===== v4 21/10/2026 · stile Apple/Tesla (studio top10): titoli a due toni, tessere con anello solo sulla scelta,
   barra fissa in basso, anteprima a sinistra su desktop, scala tipografica corta, sfondo calmo, microinterazioni, card a immagine piena ===== */
/* 5 · scala tipografica */
.st-hero h1,.lab .top h1{font-size:clamp(2.125rem,1.3rem + 3.4vw,3.25rem);line-height:1.05;letter-spacing:-.015em}
.st-hero .lead,.lab .top .lead{font-size:1.0625rem;line-height:1.45}
.fld label,.fld .lb{font-size:.94rem;font-weight:600}
.nt-big strong{display:inline-block;font-size:clamp(3.5rem,15vw,4rem)}
/* 1 · titoli di passo a due toni */
.tool h2.th2.st2{font:400 1.4rem/1.15 var(--serif)!important;letter-spacing:-.005em;text-transform:none;color:var(--rt);-webkit-text-stroke:.3px currentColor;margin:34px 0 14px}
.tool h2.th2.st2 em{font-style:italic;color:var(--mut)}
.tool h2.th2.st2:first-child{margin-top:4px}
.fg>h2.th2.st2{margin:6px 0 0}
/* 3 · tessere: l'anello sottile è l'unico contorno, e solo sulla scelta */
.tiles,.nt-tabs.tiles,.chips.tiles{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;padding:0;background:none;border-radius:0;margin-bottom:6px}
.tiles>label,.tiles>button,.chips.tiles>label,.nt-tabs.tiles>button{all:unset;box-sizing:border-box;position:relative;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:4px;min-height:78px;padding:14px 16px;border-radius:18px;background:rgba(244,239,249,.05);color:var(--ink);cursor:pointer;text-align:left;transition:background .25s,box-shadow .25s;-webkit-tap-highlight-color:transparent}
.tiles span{display:flex;flex-direction:column;gap:4px}
.tiles b{font:600 1rem/1.2 var(--sans);color:var(--ink)}
.tiles small{font:400 .8rem/1.3 var(--sans);color:var(--mut)}
.tiles>label:hover,.tiles>button:hover{background:rgba(244,239,249,.08)}
.chips.tiles>label:has(input:checked),.nt-tabs.tiles>button[aria-selected=true]{background:rgba(244,239,249,.1);color:var(--ink);box-shadow:inset 0 0 0 1.5px var(--gold)}
.chips.tiles>label:has(input:focus-visible),.nt-tabs.tiles>button:focus-visible{outline:2px solid var(--lil);outline-offset:3px}
.tiles input{position:absolute;opacity:0;pointer-events:none}
.sf-tool .tiles{max-width:560px}
.nt-tabs.tiles{margin-bottom:8px}
/* 2 · barra fissa in basso (mobile) su tutti gli strumenti */
.st-bar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:30;display:flex;align-items:center;gap:12px;padding:10px 10px 10px 16px;border-radius:20px;background:rgba(24,19,34,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 18px 44px -14px rgba(0,0,0,.75);transform:translateY(150%);opacity:0;transition:transform .4s var(--ease),opacity .3s;pointer-events:none}
.st-bar.on{transform:none;opacity:1;pointer-events:auto}
.st-bar .k{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);line-height:1.25;margin-right:auto}
.nt-sum .k{margin-right:0;max-width:6em}
.st-bar .v{display:flex;flex-direction:column;margin-right:auto;min-width:0}
.st-bar .v b{display:inline-block;font:400 1.75rem/1 var(--serif);color:var(--gold);-webkit-text-stroke:.4px currentColor;font-variant-numeric:tabular-nums}
.st-bar .v small{font-size:.8rem;color:var(--mut);margin-top:3px;white-space:nowrap}
.st-bar canvas{width:48px;height:48px;border-radius:10px;flex:0 0 auto;background:#fff}
.st-bar .b{min-height:46px;flex:0 0 auto;padding:0 20px}
/* 6 · sfondo calmo: i circuiti restano solo in alto */
body:has(main.st) .bg-circuit,body:has(main.lab) .bg-circuit{-webkit-mask-image:linear-gradient(180deg,#000 0,rgba(0,0,0,.55) 14%,transparent 36%);mask-image:linear-gradient(180deg,#000 0,rgba(0,0,0,.55) 14%,transparent 36%)}
/* 7 · microinterazioni + un solo pulsante oro per volta */
@keyframes stTick{from{opacity:.3;transform:translateY(4px)}to{opacity:1;transform:none}}
.tick{animation:stTick .22s var(--ease)}
@media (prefers-reduced-motion:reduce){.tick{animation:none}.st-bar{transition:none}}
.chips label,.seg label{transition:background .25s,color .25s}
.sf-drop.has .b-gold{background:rgba(244,239,249,.1);color:var(--ink);box-shadow:none;min-height:46px;padding:0 22px;font-size:.95rem}
/* 8 · card a immagine piena */
.tcard{position:relative;display:block;aspect-ratio:3/4;padding:0;border-radius:24px;overflow:hidden;background:#15111E}
.tcard .ti{position:absolute;inset:0;width:100%;height:100%;aspect-ratio:auto;border-radius:0}
.tcard .ti img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.tcard:hover .ti img{transform:scale(1.04)}
.tcard:hover{transform:none}
.tcard .tx{position:absolute;left:0;right:0;bottom:0;display:block;padding:56px 14px 14px;background:linear-gradient(180deg,rgba(11,9,17,0),rgba(11,9,17,.78) 42%,rgba(11,9,17,.94))}
.tcard .kk{display:block;color:#C9C0D6}
.tcard p{color:#DDD6E8}
.tcard .go{display:block;margin-top:6px;padding-top:0}
@media (max-width:859px){
  .lab-grid .tcard:last-child:nth-child(odd){flex-direction:column;aspect-ratio:16/11}
  .lab-grid .tcard:last-child:nth-child(odd) .ti{flex:none;min-height:0}
}
/* 4 · desktop: anteprima grande a sinistra, controlli in colonna stretta a destra */
@media (min-width:860px){
  .st-bar{display:none}
  .st-hero .lead{font-size:1.125rem}
  .tool h2.th2.st2{font-size:1.55rem!important}
  .q-wrap{grid-template-columns:minmax(0,1fr) 400px;grid-template-areas:'side main' 'side more';gap:6px 56px}
  .q-side{position:sticky;top:88px;align-self:start}
  .q-prev{max-width:520px}
  .q-types{grid-template-columns:repeat(3,minmax(0,1fr))}
  .nt-grid{grid-template-columns:minmax(0,1fr) 420px;gap:56px}
  .nt-grid .nt-res{order:-1;margin-top:0}
  .nt-big strong{font-size:4rem}
  .sf-work:not([hidden]){display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}
  .sf-tools{display:grid;gap:12px;margin-top:0;position:sticky;top:88px}
  .sf-tools .b-big{width:100%}
  .tcards.lab-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
  .tcards.lab-grid .tcard{aspect-ratio:4/5}
  .tcards.g2 .tcard{aspect-ratio:4/3}
  .tcard .tx{padding:72px 20px 20px}
}
@media (min-width:1100px){.q-types{grid-template-columns:repeat(3,minmax(0,1fr))}}
/* v4 · card: immagine a tutta larghezza in alto, testo su velo scuro pieno in basso (leggibile) */
.tcard .ti{inset:0 0 auto 0;height:72%}
.tcard .ti img{object-position:center 40%}
.tcard .tx{padding:40px 14px 14px;background:linear-gradient(180deg,rgba(17,13,27,0) 0,rgba(17,13,27,.92) 34px,#110D1B 60px)}
@media (min-width:860px){.tcard .tx{padding:48px 20px 20px}}
@media (max-width:859px){.lab-grid .tcard:last-child:nth-child(odd) .ti{height:74%}}
/* v4.1 · card in colonna: immagine riempie tutta la parte alta, testo sotto su tono pieno (mai sopra il soggetto) */
.tcard{display:flex;flex-direction:column}
.tcard .ti{position:relative;inset:auto;flex:1 1 auto;height:auto;min-height:0}
.tcard .tx{position:relative;left:auto;right:auto;bottom:auto;flex:0 0 auto;margin-top:-34px;padding:34px 14px 14px;background:linear-gradient(180deg,rgba(17,13,27,0) 0,#110D1B 34px)}
@media (min-width:860px){.tcard .tx{margin-top:-40px;padding:40px 20px 20px}}
@media (max-width:859px){.lab-grid .tcard:last-child:nth-child(odd) .ti{height:auto}}
@media (max-width:859px){
  .tcard{aspect-ratio:auto}
  .tcard .ti{flex:none;aspect-ratio:1}
  .lab-grid .tcard:last-child:nth-child(odd){aspect-ratio:auto}
  .lab-grid .tcard:last-child:nth-child(odd) .ti{aspect-ratio:16/9}
}
.sf-tools [hidden]{display:none!important}