/* =========================================================================
   UNISCIENTIA ZEROSEI — design system
   Concept: "UN PUNTO" — il punto che manca in graduatoria, il punto da cui
   parte una crescita. Il segno di marca e' un punto che diventa linea e sale.
   Palette e caratteri derivati dal marchio esistente (Switzer + Inter,
   teal/verde/giallo ZeroSei), portati a un uso disciplinato.
   ========================================================================= */

/* ---------- 1. FONT (self-hosted, nessuna richiesta a terzi) ------------- */
@font-face{font-family:Switzer;src:url(fonts/switzer-500.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:Switzer;src:url(fonts/switzer-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:Switzer;src:url(fonts/switzer-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:InterZS;src:url(fonts/inter-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:InterZS;src:url(fonts/inter-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}

/* ---------- 2. TOKEN ----------------------------------------------------- */
:root{
  /* colore — istituzione (teal), crescita (lime), il punto (sun) */
  --ink:#0F1B1F;          /* testo                                    16:1 su canvas */
  --ink-2:#3E4E53;        /* testo secondario                          7.4:1 */
  --ink-3:#5C696D;        /* didascalie                    5,2:1 su canvas, AA */
  --teal-900:#0B4655;
  --teal-800:#0E5969;     /* colore primario: bottoni, fondi scuri */
  --teal-700:#147A8F;     /* accento su fondo chiaro (solo >=18px o UI) */
  --sky:#84D2E1;
  --sky-100:#E3FAFF;
  --lime:#AFD46C;
  --lime-100:#F0F7E4;
  --sun:#FFDB55;
  --canvas:#F6F4F1;       /* fondo pagina, neutro caldo */
  --surface:#FFFFFF;
  --surface-2:#EDE9E4;
  --line:#DED8D3;
  --line-2:#C9C1BA;

  /* tipografia */
  --font-display:Switzer,"Switzer Placeholder",system-ui,sans-serif;
  --font-body:InterZS,Inter,system-ui,-apple-system,"Segoe UI",sans-serif;
  --t-displayxl:clamp(2.35rem,4.5vw,3.85rem);
  --t-display:clamp(2rem,3.9vw,3.15rem);
  --t-h2:clamp(1.85rem,3.3vw,2.75rem);
  --t-h3:clamp(1.3rem,1.9vw,1.7rem);
  --t-h4:clamp(1.08rem,1.3vw,1.22rem);
  --t-bodyl:clamp(1.06rem,1.15vw,1.2rem);
  --t-body:1rem;
  --t-small:.9rem;
  --t-caption:.8rem;
  --t-eyebrow:.75rem;

  /* misure */
  --wrap:1240px; --cta-h:72px;
  --gutter:clamp(20px,5vw,48px);
  --sect:clamp(68px,8.5vw,132px);
  --r-s:8px; --r-m:14px; --r-l:22px; --r-xl:32px;
  --sh-1:0 1px 2px rgba(15,27,31,.05),0 8px 24px -14px rgba(15,27,31,.18);
  --sh-2:0 2px 6px rgba(15,27,31,.06),0 26px 60px -30px rgba(15,27,31,.35);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- 3. RESET ----------------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--canvas);color:var(--ink);
  font-family:var(--font-body);font-size:var(--t-body);line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:clip}
img,svg,iframe{display:block;max-width:100%}
img{height:auto}
h1,h2,h3,h4,p,figure,blockquote,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:3px solid var(--teal-700);outline-offset:3px;border-radius:4px}
::selection{background:var(--sun);color:var(--ink)}
/* tolta l'evidenziazione di sistema, il tocco va restituito a mano */
a,button,summary,.seal,.vcard__play{-webkit-tap-highlight-color:transparent;
  touch-action:manipulation}
.btn:active{transform:translateY(1px)}
.qa summary:active{color:var(--teal-700)}
.ftr a:active,.ftr__links button:active{color:#fff}
.cmp__box{overscroll-behavior:contain}

/* ---------- 4. TIPOGRAFIA ------------------------------------------------ */
.display-xl,.display,h1,h2,h3{font-family:var(--font-display);font-weight:700;
  line-height:1.02;letter-spacing:-.025em;text-wrap:balance}
.display-xl{font-size:var(--t-displayxl)}
.display{font-size:var(--t-display)}
h2{font-size:var(--t-h2);line-height:1.06}
h3{font-size:var(--t-h3);line-height:1.15;letter-spacing:-.018em}
h4{font-family:var(--font-display);font-weight:600;font-size:var(--t-h4);
  line-height:1.25;letter-spacing:-.012em;margin:0}
.eyebrow{font-family:var(--font-display);font-weight:600;font-size:var(--t-eyebrow);
  letter-spacing:.16em;text-transform:uppercase;color:var(--teal-700)}
.eyebrow--light{color:var(--sky)}
.lead{font-size:var(--t-bodyl);line-height:1.6;color:var(--ink-2)}
.small{font-size:var(--t-small)}
.caption{font-size:var(--t-caption);color:var(--ink-3);line-height:1.5}
.measure{max-width:62ch}
@media(max-width:600px){
  .display-xl,.display{line-height:1.08;letter-spacing:-.02em}
  h2{line-height:1.12}
  h2 br{display:none}
}
.measure-s{max-width:46ch}
strong,b{font-weight:700;color:var(--ink)}
em{font-style:normal;background:linear-gradient(transparent 62%,var(--sun) 62%);
  padding:0 .06em}

/* ---------- 5. LAYOUT ---------------------------------------------------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--sect);position:relative}
.section--tight{padding-block:clamp(48px,5.5vw,84px)}
.section--dark{background:var(--teal-900);color:#fff}
.section--dark h2,.section--dark h3,.section--dark h4{color:#fff}
.section--dark .lead{color:#C9DDE3}
.section--sky{background:var(--sky-100)}
.section--surface{background:var(--surface)}
.grid{display:grid;gap:clamp(20px,2.4vw,32px)}
.head{display:grid;gap:16px;margin-bottom:clamp(36px,4.5vw,64px)}
.head p{max-width:58ch}
.rule{height:1px;background:var(--line);border:0;margin:0}
/* le ancore non devono finire sotto l'intestazione appiccicata */
:where(section[id],[id]:target){scroll-margin-top:96px}

/* ---------- 6. IL SEGNO: il punto che sale ------------------------------- */
/* linea verticale a sinistra, cresce con lo scorrimento. Nessuna libreria:
   una sola custom property aggiornata dallo scroll listener passivo. */
.rail{position:fixed;left:max(20px,calc((100vw - var(--wrap))/2 - 32px));
  top:120px;bottom:96px;width:2px;z-index:20;pointer-events:none;display:none}
.rail__track{position:absolute;inset:0;background:var(--line);opacity:.75}
.rail__fill{position:absolute;left:0;top:0;width:100%;
  background:linear-gradient(180deg,var(--teal-700),var(--lime));
  height:calc(var(--progress,0) * 100%);transition:height .1s linear}
.rail__node{position:absolute;left:50%;width:7px;height:7px;margin-left:-3.5px;
  margin-top:-3.5px;border-radius:50%;background:var(--line-2);
  box-shadow:0 0 0 3px var(--canvas);transition:background-color .4s var(--ease),
  transform .4s var(--ease)}
.rail__node.is-past{background:var(--teal-700);transform:scale(1.25)}
.rail__dot{position:absolute;left:50%;top:calc(var(--progress,0) * 100%);
  width:11px;height:11px;margin-left:-5.5px;margin-top:-5.5px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 0 4px var(--canvas),0 0 0 5px var(--line);
  transition:top .1s linear}
@media(min-width:1180px){.rail{display:block}}

/* ---------- 7. BOTTONI --------------------------------------------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;
  font-family:var(--font-display);font-weight:600;font-size:.98rem;
  letter-spacing:.005em;padding:1.05em 1.7em;border-radius:999px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),
             background-color .22s var(--ease),color .22s var(--ease);
  will-change:transform;text-align:center}
.btn--primary{background:var(--teal-800);color:#fff;box-shadow:var(--sh-1)}
.btn--primary:hover{background:var(--teal-900);transform:translateY(-2px);
  box-shadow:var(--sh-2)}
.btn--ghost{background:transparent;color:var(--ink);
  box-shadow:inset 0 0 0 1.5px var(--line-2)}
.btn--ghost:hover{box-shadow:inset 0 0 0 1.5px var(--teal-700);color:var(--teal-700)}
.btn--light{background:#fff;color:var(--teal-900)}
.btn--light:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn--lg{padding:1.2em 2.1em;font-size:1.05rem}
.btn__dot{width:7px;height:7px;border-radius:50%;background:var(--lime);
  flex:0 0 auto;transition:transform .22s var(--ease)}
.btn:hover .btn__dot{transform:scale(1.5)}

/* ---------- 8. HEADER ---------------------------------------------------- */
.hdr{position:sticky;top:0;z-index:40;background:rgba(246,244,241,.82);
  backdrop-filter:saturate(1.4) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s,background-color .3s}
.hdr.is-stuck{border-bottom-color:var(--line);background:rgba(246,244,241,.95)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-block:14px}
.hdr__logo{display:flex;align-items:center;gap:12px}
.hdr__logo img{width:auto;height:52px}
.hdr__by{font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink-3);border-left:1px solid var(--line);padding-left:12px;
  line-height:1.25;font-family:var(--font-display);font-weight:500}
.hdr__cta{display:none}
@media(min-width:720px){.hdr__cta{display:inline-flex}}
.hdr__nav{display:none;gap:28px;margin-inline:auto}
.hdr__nav a{font-family:var(--font-display);font-weight:500;font-size:.92rem;
  color:var(--ink-2);position:relative;padding-block:4px;transition:color .2s}
.hdr__nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease)}
.hdr__nav a:hover{color:var(--ink)}
.hdr__nav a:hover::after{transform:scaleX(1)}
@media(min-width:1020px){.hdr__nav{display:flex}}
/* La voce che lascia la pagina: staccata dalle ancore da un filetto, e col
   pallino lime sempre acceso, cosi' non sembra una sezione piu' in basso. */
.hdr__nav a.is-out{display:inline-flex;align-items:center;gap:8px;color:var(--teal-800);
  font-weight:600}
.hdr__nav a.is-out::before{content:"";width:6px;height:6px;border-radius:50%;
  background:var(--lime)}
@media(min-width:1020px){
  .hdr__nav a.is-out{margin-left:6px;padding-left:28px;
    border-left:1px solid var(--line)}
  .hdr__nav a.is-out::before{position:absolute;left:12px;top:50%;margin-top:-3px}
}
/* Sotto i 1020px il menu sparisce, ma questa voce no: e' l'unico accesso
   alla rassegna dal telefono, dove non esiste un menu a panino. */
@media(max-width:1019.98px){
  .hdr__nav{display:flex;margin-inline:0 auto;padding-left:18px}
  .hdr__nav a:not(.is-out){display:none}
}
.skip{position:absolute;left:-9999px;top:0;background:var(--teal-800);color:#fff;
  padding:12px 18px;z-index:100;border-radius:0 0 var(--r-s) 0}
.skip:focus{left:0}

/* ---------- 9. HERO ------------------------------------------------------ */
.hero{position:relative;padding-top:clamp(28px,4vw,56px);
  padding-bottom:clamp(48px,6vw,96px);overflow:hidden}
.hero::before{content:"";position:absolute;inset:auto 0 0 0;height:62%;
  background:linear-gradient(180deg,transparent,var(--sky-100));z-index:-1}
.hero__grid{display:grid;gap:clamp(32px,4vw,56px);align-items:center}
@media(min-width:940px){.hero__grid{grid-template-columns:1.04fr .96fr;
  gap:clamp(40px,5vw,80px)}}
.hero__eyebrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-bottom:22px}
.hero__eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--lime)}
.hero h1{margin-bottom:20px}
/* evidenziatore: sfondo, non pseudo-elemento in z-index negativo — quello
   finirebbe dietro al fondo pagina e non si vedrebbe mai */
.hero h1 .u{white-space:nowrap;padding:0 .04em;
  background-image:linear-gradient(transparent 62%,var(--sun) 62%,var(--sun) 84%,transparent 84%);
  background-repeat:no-repeat;background-size:calc(var(--u,0) * 100%) 100%;
  transition:background-size .9s var(--ease) .35s}
.hero__sub{max-width:52ch;margin-bottom:32px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero__note{margin-top:18px;font-size:var(--t-small);color:var(--ink-3)}
.nota-data{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;
  margin-top:20px;padding:12px 16px;border-radius:var(--r-m);
  background:var(--surface);box-shadow:inset 0 0 0 1px var(--line),var(--sh-1)}
.nota-data__forte{font-family:var(--font-display);font-weight:600;font-size:.96rem;
  color:var(--ink);letter-spacing:-.005em;position:relative;padding-left:16px}
.nota-data__forte::before{content:"";position:absolute;left:0;top:50%;
  width:7px;height:7px;margin-top:-3.5px;border-radius:50%;background:var(--lime)}
.nota-data span{font-size:.85rem;color:var(--ink-3)}
.cred--data{background:var(--lime-100);box-shadow:inset 0 0 0 1px var(--lime);
  color:var(--ink);font-weight:600;font-family:var(--font-display)}
.facts{display:flex;flex-wrap:wrap;gap:10px 26px;margin-top:34px;
  padding-top:26px;border-top:1px solid var(--line)}
.facts li{display:flex;align-items:center;gap:9px;font-size:var(--t-small);
  color:var(--ink-2);font-weight:400}
.facts svg{width:17px;height:17px;flex:0 0 auto;color:var(--teal-700)}

/* figura hero: fotografia in cornice + targa "1 punto" */
.hero__fig{position:relative;margin:0}
.hero__frame{position:relative;border-radius:var(--r-xl);overflow:hidden;
  box-shadow:var(--sh-2);background:var(--surface-2);
  aspect-ratio:4/5;max-width:520px;margin-inline:auto}
.hero__frame img{width:100%;height:100%;object-fit:cover;
  filter:saturate(.92) contrast(1.02)}
.hero__frame::after{content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(14,89,105,.16),transparent 46%,rgba(15,27,31,.24));
  mix-blend-mode:multiply}
.plate{position:absolute;background:var(--surface);border-radius:var(--r-m);
  box-shadow:var(--sh-2);padding:14px 18px;display:flex;align-items:center;gap:13px}
.plate--point{left:max(-6px,-2vw);bottom:34px}
.plate__num{font-family:var(--font-display);font-weight:700;font-size:2.3rem;
  line-height:1;color:var(--teal-800);letter-spacing:-.04em}
.plate__lab{font-family:var(--font-display);font-weight:600;font-size:.78rem;
  line-height:1.25;letter-spacing:.02em;color:var(--ink-2)}
.plate--iso{right:max(-6px,-2vw);top:26px;padding:11px 15px;gap:9px}
.plate--iso .plate__lab{font-size:.72rem}
.plate__badge{width:26px;height:26px;border-radius:50%;background:var(--lime-100);
  display:grid;place-items:center;color:var(--teal-800);flex:0 0 auto}
.plate__badge svg{width:15px;height:15px}
@media(max-width:939px){
  .hero__frame{aspect-ratio:5/4;max-width:100%}
  .hero__frame img{object-position:50% 32%}
  .plate--point{left:12px;bottom:12px}
  .plate--iso{display:none}
}

/* ---------- 10. TRUST BAR ------------------------------------------------ */
.trust{background:var(--teal-900);color:#fff}
.trust__in{display:grid;gap:26px;padding-block:clamp(30px,4vw,46px)}
@media(min-width:860px){.trust__in{grid-template-columns:auto 1fr;
  align-items:center;gap:44px}}
.trust__lab{font-family:var(--font-display);font-weight:600;font-size:.76rem;
  letter-spacing:.15em;text-transform:uppercase;color:var(--sky);
  max-width:22ch;line-height:1.5}
.trust__items{display:grid;gap:22px 34px;
  grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}
.trust__item{display:grid;gap:3px}
.trust__item b{font-family:var(--font-display);font-weight:600;font-size:.98rem;
  color:#fff;letter-spacing:-.005em}
.trust__item span{font-size:.8rem;color:#9FC2CC;line-height:1.45}

/* ---------- 11. EDITORIALE (perche' conta) ------------------------------- */
.edito{display:grid;gap:clamp(26px,3.5vw,64px)}
@media(min-width:900px){.edito{grid-template-columns:.85fr 1.15fr;
  align-items:start}}
.edito__body{display:grid;gap:22px}
.edito__body p{color:var(--ink-2);font-size:var(--t-bodyl);line-height:1.62}
.edito__body .pull{font-family:var(--font-display);font-weight:600;font-size:clamp(1.3rem,2.1vw,1.75rem);
  line-height:1.28;letter-spacing:-.02em;color:var(--ink);
  border-left:3px solid var(--lime);padding-left:22px;margin-block:6px}

/* ---------- 12. DUE PERCORSI --------------------------------------------- */
.paths{display:grid;gap:clamp(18px,2.2vw,26px)}
@media(min-width:860px){.paths{grid-template-columns:1fr 1fr}}
.path{position:relative;background:var(--surface);border-radius:var(--r-l);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.path:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.path__img{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.path__img img{width:100%;height:100%;object-fit:cover;filter:saturate(.9)}
.path__img::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(11,70,85,.55))}
.path__tag{position:absolute;left:18px;bottom:16px;z-index:2;color:#fff;
  font-family:var(--font-display);font-weight:600;font-size:.76rem;
  letter-spacing:.14em;text-transform:uppercase}
.path__body{padding:clamp(22px,2.6vw,32px);display:grid;gap:16px;
  align-content:start;flex:1}
.path__body h3{color:var(--ink)}
.path__body p{color:var(--ink-2);font-size:.98rem}
.checks{display:grid;gap:11px;margin-top:2px}
.checks li{display:flex;gap:11px;align-items:flex-start;font-size:.95rem;
  color:var(--ink-2);line-height:1.5}
.checks svg{width:18px;height:18px;flex:0 0 auto;margin-top:2px;color:var(--teal-700)}
.checks--dark svg{color:var(--lime)}
.checks--dark li{color:#C9DDE3}

/* ---------- 13. COSA SCOPRIRAI (sticky + numeri) ------------------------- */
.learn{display:grid;gap:clamp(30px,4vw,72px)}
@media(min-width:960px){.learn{grid-template-columns:.72fr 1.28fr;align-items:start}}
.learn__side{display:grid;gap:20px;align-content:start}
@media(min-width:960px){.learn__side{position:sticky;top:110px}}
.learn__list{display:grid;gap:0}
.learn__item{display:grid;grid-template-columns:auto 1fr;gap:clamp(18px,2.4vw,34px);
  padding-block:clamp(24px,2.8vw,34px);border-top:1px solid var(--line);
  align-items:start}
.learn__item:last-child{border-bottom:1px solid var(--line)}
.learn__n{font-family:var(--font-display);font-weight:700;font-size:clamp(2rem,3.4vw,2.9rem);
  line-height:.9;letter-spacing:-.05em;color:transparent;
  -webkit-text-stroke:1.4px var(--line-2);transition:color .5s var(--ease),
  -webkit-text-stroke-color .5s var(--ease)}
.learn__item.is-in .learn__n{color:var(--teal-800);-webkit-text-stroke-color:transparent}
.learn__txt{display:grid;gap:9px}
.learn__txt p{color:var(--ink-2);font-size:.99rem;max-width:56ch}

/* ---------- 14. DOCENTE -------------------------------------------------- */
.teacher{display:grid;gap:clamp(30px,4vw,64px);align-items:center}
@media(min-width:900px){.teacher{grid-template-columns:.82fr 1.18fr}}
.vcard{position:relative;max-width:390px;margin-inline:auto;width:100%}
.vcard__media{position:relative;aspect-ratio:9/16;border-radius:var(--r-l);
  overflow:hidden;background:var(--teal-900);box-shadow:var(--sh-2)}
.vcard__media img{width:100%;height:100%;object-fit:cover}
.vcard__media iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.vcard__play{position:absolute;inset:0;display:grid;place-items:end center;
  padding-bottom:24%;
  background:linear-gradient(180deg,rgba(11,70,85,.06) 40%,rgba(11,70,85,.5));
  cursor:pointer;transition:background-color .3s}
.vcard__play:hover{background:linear-gradient(180deg,rgba(11,70,85,.05),rgba(11,70,85,.3))}
.vcard__btn{width:70px;height:70px;border-radius:50%;background:rgba(255,255,255,.94);
  display:grid;place-items:center;box-shadow:var(--sh-2);
  transition:transform .3s var(--ease)}
.vcard__play:hover .vcard__btn{transform:scale(1.08)}
.vcard__btn svg{width:26px;height:26px;color:var(--teal-800);margin-left:4px}
.vcard__cap{position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  color:#fff;font-size:.85rem;text-shadow:0 1px 8px rgba(11,70,85,.6);
  pointer-events:none}
.teacher__body{display:grid;gap:22px}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
  gap:2px;background:var(--line);border:1px solid var(--line);
  border-radius:var(--r-m);overflow:hidden;margin-block:4px}
.stat{background:var(--canvas);padding:18px 20px;display:grid;gap:2px}
.stat b{font-family:var(--font-display);font-weight:700;font-size:1.9rem;
  line-height:1;letter-spacing:-.04em;color:var(--teal-800)}
.stat span{font-size:.8rem;color:var(--ink-3);line-height:1.35}
.creds{display:flex;flex-wrap:wrap;gap:8px}
.cred{font-size:.83rem;padding:.45em .95em;border-radius:999px;
  background:var(--surface);box-shadow:inset 0 0 0 1px var(--line);
  color:var(--ink-2)}

/* ---------- 15. AUTOREVOLEZZA -------------------------------------------- */
.auth{display:grid;gap:clamp(28px,3.4vw,52px)}
@media(min-width:900px){.auth{grid-template-columns:1fr 1fr;align-items:start}}
.accr{display:grid;gap:2px;background:rgba(255,255,255,.14);
  border-radius:var(--r-m);overflow:hidden}
.accr__row{background:var(--teal-900);padding:20px 22px;display:grid;gap:6px}
.accr__row b{font-family:var(--font-display);font-weight:600;font-size:1rem;color:#fff}
.accr__row span{font-size:.85rem;color:#9FC2CC;line-height:1.5}
.accr__row code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.82rem;color:var(--sky);letter-spacing:.02em}
.sedi{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.sede{padding:20px;border-radius:var(--r-m);background:rgba(255,255,255,.07);
  display:grid;gap:5px;align-content:start}
.sede b{font-family:var(--font-display);font-weight:600;font-size:1.02rem;color:#fff}
.sede span{font-size:.85rem;color:#9FC2CC;line-height:1.5}
.logos{display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  padding-top:26px;margin-top:8px;border-top:1px solid rgba(255,255,255,.16)}
.logos img{height:40px;width:auto;opacity:.92}
/* pesi ottici: i due marchi hanno margini interni diversi */
.logos .l-uni{height:55px}

/* ---------- 16. COME FUNZIONA -------------------------------------------- */
.steps{display:grid;gap:clamp(18px,2.2vw,28px);counter-reset:s}
@media(min-width:800px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{position:relative;padding-top:26px;border-top:2px solid var(--line);
  display:grid;gap:9px;align-content:start}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);
  position:absolute;top:-14px;left:0;background:var(--canvas);padding-right:12px;
  font-family:var(--font-display);font-weight:700;font-size:.9rem;
  letter-spacing:.06em;color:var(--teal-700)}
.step.is-in{border-top-color:var(--lime)}
.step p{color:var(--ink-2);font-size:.97rem}

/* ---------- 17. BONUS ---------------------------------------------------- */
.bonus{position:relative;border-radius:var(--r-xl);overflow:hidden;
  background:var(--teal-800);color:#fff;
  padding:clamp(30px,4.4vw,64px);display:grid;gap:26px}
@media(min-width:820px){.bonus{grid-template-columns:1.25fr .75fr;
  align-items:center;gap:clamp(34px,4vw,64px)}}
.bonus::before{content:"";position:absolute;right:-12%;top:-40%;width:58%;
  aspect-ratio:1;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(132,210,225,.28),transparent 62%)}
.bonus__body{position:relative;display:grid;gap:16px}
.bonus__body h3{font-size:clamp(1.5rem,2.4vw,2.1rem)}
.bonus__body p{color:#C9DDE3}
.bonus__mark{position:relative;display:grid;gap:8px;justify-items:center;
  padding:30px;border-radius:var(--r-l);background:rgba(255,255,255,.08);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);text-align:center}
.bonus__mark b{font-family:var(--font-display);font-weight:700;
  font-size:clamp(2.4rem,4vw,3.4rem);line-height:.95;letter-spacing:-.045em;
  color:var(--sun)}
.bonus__mark span{font-size:.84rem;color:#C9DDE3;line-height:1.45;max-width:24ch}

/* ---- il sigillo: la "sorpresa" rifatta senza il pacco natalizio --------
   Stessa promessa dell'originale ("c'e' qualcosa per te, aprilo"), tolto
   il Natale. Si apre al clic, o da sola quando la sezione entra in campo. */
.seal{position:relative;width:100%;max-width:340px;justify-self:center;
  aspect-ratio:1/.78;perspective:1100px;display:block;padding:0;
  background:none;border:0;cursor:pointer;text-align:left}
.seal__body{position:absolute;inset:0;border-radius:var(--r-l);
  background:linear-gradient(170deg,#F6F4F1,#E5E0DA);box-shadow:var(--sh-2);
  overflow:hidden}
.seal__flap{position:absolute;left:0;right:0;top:0;height:52%;
  transform-origin:top center;transform:rotateX(0deg);
  transition:transform .85s cubic-bezier(.62,.05,.24,1);
  background:linear-gradient(168deg,#FFFFFF 0%,#F4F1ED 62%,#E7E2DB 100%);
  border-radius:var(--r-l) var(--r-l) 0 0;z-index:3;
  box-shadow:0 16px 26px -22px rgba(15,27,31,.75);
  display:grid;align-content:end;justify-items:center;
  backface-visibility:hidden}
/* il sigillo sta sulla giuntura, come su una busta chiusa */
.seal__lock{display:grid;justify-items:center;gap:8px;transition:opacity .25s;
  transform:translateY(42%)}
.seal__wax{width:44px;height:44px;border-radius:50%;background:var(--lime);
  display:grid;place-items:center;color:var(--teal-900);
  box-shadow:0 0 0 6px rgba(175,212,108,.22);transition:transform .5s var(--ease)}
.seal__wax svg{width:20px;height:20px}
.seal:hover .seal__wax{transform:scale(1.08) rotate(-6deg)}
.seal__flap::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(15,27,31,.16),transparent)}
.seal__lab{font-family:var(--font-display);font-weight:600;font-size:.8rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}
.seal__card{position:absolute;left:8%;right:8%;bottom:9%;z-index:2;
  display:grid;gap:6px;justify-items:center;text-align:center;
  transform:translateY(26px) scale(.94);opacity:0;
  transition:transform .8s cubic-bezier(.2,.8,.25,1) .28s,opacity .5s ease .28s}
.seal__card b{font-family:var(--font-display);font-weight:700;
  font-size:clamp(1.9rem,3vw,2.5rem);line-height:.95;letter-spacing:-.04em;
  color:var(--teal-800)}
.seal__card span{font-size:.83rem;color:var(--ink-2);line-height:1.4;max-width:26ch}
.seal__rule{width:36px;height:3px;border-radius:2px;background:var(--sun);margin:4px 0 2px}
.seal.is-open .seal__flap{transform:rotateX(-168deg)}
.seal.is-open .seal__lock{opacity:0;transition:opacity .18s}
.seal.is-open .seal__card{transform:none;opacity:1}
.seal.is-open{cursor:default}
@media(prefers-reduced-motion:reduce){
  .seal__flap{display:none}
  .seal__card{transform:none;opacity:1;position:static;padding:26px 18px}
  .seal{aspect-ratio:auto}
}

/* ---------- 18. FAQ ------------------------------------------------------ */
.faq{display:grid;gap:clamp(26px,3.4vw,56px)}
@media(min-width:900px){.faq{grid-template-columns:.66fr 1.34fr;align-items:start}}
.faq__list{display:grid}
.qa{border-top:1px solid var(--line)}
.qa:last-child{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;gap:18px;
  align-items:flex-start;justify-content:space-between;
  padding-block:clamp(18px,2vw,24px);font-family:var(--font-display);
  font-weight:600;font-size:clamp(1rem,1.35vw,1.14rem);line-height:1.4;
  letter-spacing:-.01em;transition:color .2s}
.qa summary::-webkit-details-marker{display:none}
.qa summary:hover{color:var(--teal-700)}
.qa__ico{flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--surface-2);display:grid;place-items:center;margin-top:2px;
  transition:transform .3s var(--ease),background-color .3s}
.qa__ico svg{width:12px;height:12px;color:var(--ink-2)}
.qa[open] .qa__ico{transform:rotate(45deg);background:var(--lime)}
.qa__a{padding-bottom:clamp(18px,2vw,26px);color:var(--ink-2);max-width:66ch;
  font-size:.99rem}
.qa__a p+p{margin-top:12px}

/* ---------- 19. FORM ----------------------------------------------------- */
.form{display:grid;gap:clamp(28px,3.4vw,56px)}
@media(min-width:980px){.form{grid-template-columns:.78fr 1.22fr;align-items:start}}
.form__side{display:grid;gap:24px;align-content:start}
@media(min-width:980px){.form__side{position:sticky;top:110px}}
.form__box{background:var(--surface);border-radius:var(--r-l);
  box-shadow:var(--sh-2);padding:clamp(14px,1.8vw,26px);overflow:hidden}
.form__box iframe{width:100%;border:0;display:block;min-height:820px}
@media(max-width:600px){.form__box{padding:0;border-radius:var(--r-m)}}
.form__fallback{padding:40px 24px;text-align:center;display:grid;gap:16px;
  justify-items:center}
.form__fallback p{color:var(--ink-2);max-width:42ch}
.rassure{display:grid;gap:14px}
.rassure li{display:flex;gap:12px;align-items:flex-start;font-size:.95rem;
  color:var(--ink-2);line-height:1.5}
.rassure li>span{flex:1}
.rassure a{color:var(--teal-700);text-decoration:underline;text-underline-offset:2px}
.rassure svg{width:19px;height:19px;flex:0 0 auto;margin-top:1px;color:var(--teal-700)}

/* ---------- 20. CTA FINALE ----------------------------------------------- */
.final{position:relative;overflow:hidden;background:var(--teal-900);color:#fff;
  text-align:center}
.final::before{content:"";position:absolute;left:50%;top:-30%;width:min(760px,90vw);
  aspect-ratio:1;transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(132,210,225,.2),transparent 60%)}
.final__in{position:relative;display:grid;gap:26px;justify-items:center;
  max-width:800px;margin-inline:auto}
.final h2{font-size:clamp(2rem,4.2vw,3.4rem);max-width:19ch}
.final p{color:#C9DDE3;max-width:52ch}
.final__mark{width:9px;height:9px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 8px rgba(175,212,108,.16)}

/* ---------- 21. FOOTER --------------------------------------------------- */
.ftr{background:var(--ink);color:#B9C4C7;padding-block:clamp(48px,5.5vw,80px);
  font-size:.9rem}
.ftr__top{display:grid;gap:36px;padding-bottom:38px;
  border-bottom:1px solid rgba(255,255,255,.1)}
@media(min-width:860px){.ftr__top{grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:40px}}
.ftr h4{color:#fff;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:16px;font-weight:600}
.ftr ul{display:grid;gap:10px}
.ftr a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.ftr__logo{height:58px;width:auto;margin-bottom:18px}
.ftr__payoff{font-family:var(--font-display);font-weight:600;color:#fff;
  font-size:1.05rem;line-height:1.35;letter-spacing:-.01em;max-width:22ch}
.ftr__legal{display:grid;gap:18px;padding-top:32px;font-size:.82rem;line-height:1.6}
@media(min-width:860px){.ftr__legal{grid-template-columns:1.6fr 1fr;align-items:end}}
.ftr__legal p{color:#8C9A9E}
.ftr__brands{display:flex;gap:26px;align-items:center;flex-wrap:wrap}
.ftr__brands img{height:34px;width:auto;opacity:.8}
.ftr__brands .l-uni{height:47px}
.ftr .ftr__links{display:flex;gap:0 22px;flex-wrap:wrap}
/* bersagli da 44px: sul telefono i link del footer erano alti 24 */
.ftr ul a,.ftr__links a,.ftr__links button{display:inline-block;min-height:44px;
  line-height:44px;padding-inline:2px}
.ftr ul{gap:4px}

/* ---------- 22. BARRA CTA MOBILE ----------------------------------------- */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:45;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:10px max(12px,env(safe-area-inset-right)) calc(10px + env(safe-area-inset-bottom))
          max(12px,env(safe-area-inset-left));
  display:flex;align-items:center;gap:14px;justify-content:space-between;
  transform:translateY(110%);transition:transform .35s var(--ease);
  box-shadow:0 -8px 30px -18px rgba(15,27,31,.5)}
.sticky-cta.is-on{transform:translateY(0)}
.sticky-cta__txt{display:grid;gap:1px;min-width:0}
.sticky-cta__txt b{font-family:var(--font-display);font-weight:600;font-size:.92rem;
  line-height:1.2;color:var(--ink)}
.sticky-cta__txt span{font-size:.78rem;color:var(--ink-3)}
.sticky-cta .btn{padding:.9em 1.3em;font-size:.92rem;flex:0 0 auto}
@media(min-width:820px){.sticky-cta{display:none}}
/* la barra fissa non deve coprire la fine della pagina */
@media(max-width:819px){body{padding-bottom:calc(var(--cta-h) + env(safe-area-inset-bottom))}}
.sticky-cta.is-quiet{transform:translateY(110%)}

/* ---------- 23. BANNER COOKIE -------------------------------------------- */
.cmp{position:fixed;left:0;bottom:0;z-index:60;padding:16px;display:none;
  max-width:min(520px,100%)}
.cmp.is-on{display:block}
.cmp__box{background:var(--surface);
  border-radius:var(--r-l);box-shadow:var(--sh-2);padding:clamp(20px,2.4vw,28px);
  display:grid;gap:16px}
.cmp__box h4{font-size:1.02rem}
.cmp__box p{font-size:.88rem;color:var(--ink-2);line-height:1.55}
.cmp__box a{color:var(--teal-700);text-decoration:underline;text-underline-offset:2px}
.cmp__act{display:flex;gap:10px;flex-wrap:wrap}
.cmp__act .btn{padding:.85em 1.4em;font-size:.92rem}
@media(max-width:819px){.cmp{bottom:calc(var(--cta-h) + env(safe-area-inset-bottom) + 8px);padding:10px}
  .cmp__box{padding:18px;gap:12px}
  .cmp__box p{font-size:.83rem;line-height:1.5}
  .cmp__act .btn{padding:.8em 1.2em;font-size:.88rem}}

/* ---------- 24. MOTION --------------------------------------------------- */
/* Il nascondimento vale SOLO se il JS gira: senza la classe .js la pagina
   resta interamente leggibile — un errore di script non deve svuotarla. */
.js .rv{opacity:0;transform:translateY(22px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.js .rv.is-in{opacity:1;transform:none}
.js .rv-d1{transition-delay:.07s}.js .rv-d2{transition-delay:.14s}
.js .rv-d3{transition-delay:.21s}.js .rv-d4{transition-delay:.28s}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none;transition:none}
  .hero h1 .u::after{transform:scaleX(1);transition:none}
  .rail__fill,.rail__dot{transition:none}
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important}
}

/* ---------- 25. UTILITY -------------------------------------------------- */
.vh{position:absolute!important;width:1px;height:1px;overflow:hidden;
  clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}
.center{text-align:center;justify-items:center}
.mt-s{margin-top:14px}.mt-m{margin-top:26px}.mt-l{margin-top:40px}

/* ---------- 26. TELEFONO CORICATO ---------------------------------------
   Il caso che non prova mai nessuno: 740x360, intestazione e barra fissa si
   mangiano il 42% dello schermo. */
@media(max-height:520px) and (orientation:landscape){
  .hdr__in{padding-block:8px}
  .hdr__logo img{height:36px}
  .hdr__by{display:none}
  .hero__frame{max-width:min(100%,52vw);margin-inline:0}
  .cmp__box{max-height:calc(100vh - 120px);overflow-y:auto}
  .vcard{max-width:230px}
}
@media(max-width:520px){.stats{grid-template-columns:1fr}}

/* ---------- 27. BLOCCO «IN BREVE» --------------------------------------- */
.brief>div{display:grid;grid-template-columns:210px 1fr;gap:8px 28px;
  padding:15px 0;border-top:1px solid var(--line)}
.brief>div:last-child{border-bottom:1px solid var(--line)}
.brief dt{font-family:var(--font-display);font-weight:600;color:var(--ink)}
.brief dd{margin:0;color:var(--ink-2);max-width:70ch}
.brief time{white-space:nowrap}
@media(max-width:700px){.brief>div{grid-template-columns:1fr;gap:4px}}

/* ---------- 28. NAVIGAZIONE DI SITO -------------------------------------- */
/* Il menu del sito. Sta SEMPRE nel DOM e non dipende dal JavaScript: sotto i
   1020px non diventa un pannello da aprire, diventa una striscia che scorre in
   orizzontale. La regola che sostituisce era
   `.hdr__nav a:not(.is-out){display:none}` (blocco 8), che sul telefono
   nascondeva cinque voci su sei senza che nulla potesse rivelarle: non e'
   degrado, e' perdita della navigazione. */
.nav{min-width:0;margin-inline:auto}
.nav__l{display:flex;gap:26px;list-style:none;margin:0;padding:0}
.nav__l a{font-family:var(--font-display);font-weight:500;font-size:.92rem;
  color:var(--ink-2);position:relative;display:inline-block;padding-block:4px;
  white-space:nowrap;transition:color .2s}
.nav__l a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease)}
.nav__l a:hover{color:var(--ink)}
.nav__l a:hover::after{transform:scaleX(1)}
/* Lo stato «sei qui» deve valere anche dove non c'e' un mouse: prima il filetto
   lime rispondeva solo a :hover, cioe' a niente su un telefono. */
.nav__l a[aria-current="page"]{color:var(--ink);font-weight:600}
.nav__l a[aria-current="page"]::after{transform:scaleX(1)}

@media(max-width:1019.98px){
  .nav{margin-inline:0;overflow-x:auto;overscroll-behavior-x:contain;
    -webkit-overflow-scrolling:touch;scrollbar-width:none;
    margin-right:calc(var(--gutter) * -1);padding-right:var(--gutter)}
  .nav::-webkit-scrollbar{display:none}
  .nav__l{gap:18px}
  .nav__l a{padding-block:12px}
}
@media(max-width:640px){
  /* A 40px la scritta dentro il logo quadrato non si legge comunque, e lo
     spazio serve alla navigazione. */
  .hdr__logo img{height:40px}
  .hdr__logo .hdr__by{display:none}
  .hdr__in{gap:12px}
}

/* ---------- 29. PAGINE DI ARGOMENTO ------------------------------------- */
/* Briciole, indice della pagina, schede. Tre componenti per tutto il sito:
   la .rail del blocco 6 misura quanto e' lunga UNA pagina e non dice dove sei
   in un SITO, quindi sulle pagine nuove non c'e'. */
.crumb{font-size:var(--t-caption);color:var(--ink-3);
  font-family:var(--font-display);letter-spacing:.02em}
.crumb a{color:var(--teal-700)}
.crumb span{padding-inline:6px;color:var(--line-2)}

.apre{background:var(--teal-900);color:#fff;padding-block:clamp(40px,5vw,72px);
  position:relative;overflow:hidden}
.apre::after{content:"";position:absolute;width:520px;height:520px;right:-160px;
  top:-220px;border-radius:50%;background:radial-gradient(closest-side,
  rgba(132,210,225,.22),transparent);pointer-events:none}
.apre .eyebrow{color:var(--sky)}
.apre h1{color:#fff;margin-top:10px}
.apre .lead{color:rgba(255,255,255,.86);max-width:64ch;margin-top:14px}
.apre .crumb{color:rgba(255,255,255,.6)}
.apre .crumb a{color:var(--sky)}

.toc{border:1px solid var(--line);border-radius:var(--r-m);padding:20px 22px;
  background:var(--surface)}
.toc h2{font-size:var(--t-caption);text-transform:uppercase;letter-spacing:.14em;
  color:var(--ink-3);font-weight:600;margin:0 0 10px}
.toc ol{margin:0;padding-left:1.1em;color:var(--ink-2)}
.toc li{margin-bottom:6px}
.toc a{color:var(--ink-2)}
.toc a:hover{color:var(--teal-800)}
@media(min-width:1020px){
  .arg{display:grid;grid-template-columns:minmax(0,1fr) 300px;
    gap:clamp(32px,4vw,64px);align-items:start}
  .arg__toc{position:sticky;top:96px}
}

.cards{display:grid;gap:20px}
@media(min-width:720px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1020px){.cards--3{grid-template-columns:repeat(3,1fr)}}
.card{display:flex;flex-direction:column;gap:10px;padding:24px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-m);box-shadow:var(--sh-1)}
.card h3{margin:0}
.card p{color:var(--ink-2);margin:0;flex:1 1 auto}
.card__go{font-family:var(--font-display);font-weight:600;color:var(--teal-800);
  display:inline-flex;align-items:center;gap:8px}
.card__go::after{content:"";width:6px;height:6px;border-radius:50%;
  background:var(--lime);transition:transform .22s var(--ease)}
.card:hover .card__go::after{transform:scale(1.6)}

/* Le sedi su fondo chiaro: `.sede` (blocco 14) e' scritto per la fascia scura —
   testo bianco su un velo di bianco al 7 per cento. Sulla pagina dei contatti
   sarebbe illeggibile, ed e' il genere di cosa che si vede solo aprendo. */
.sedi--chiaro .sede{background:var(--surface);border:1px solid var(--line)}
.sedi--chiaro .sede b{color:var(--ink)}
.sedi--chiaro .sede span{color:var(--ink-2)}
.sedi--chiaro .sede a{color:var(--teal-800);font-weight:600}

/* L'elenco dei titoli dentro la scheda di un'edizione della rassegna. */
.card__el{margin:0;padding-left:1.1em;color:var(--ink-2);font-size:var(--t-small)}
.card__el li{margin-bottom:4px}
.card__el li:last-child{margin-bottom:0}

/* Sotto i 1020px l'indice va PRIMA del testo: dopo tremila parole non serve a
   nessuno. In colonna singola l'ordine del DOM lo decide `order`, e nel DOM
   l'indice resta dopo il testo — che e' l'ordine giusto per chi legge con uno
   screen reader su desktop, dove l'indice e' una colonna laterale. */
@media(max-width:1019.98px){
  .arg{display:flex;flex-direction:column;gap:28px}
  .arg__toc{order:-1}
}

/* Il rimando dalle FAQ del webinar alle pagine di argomento: le quattro domande
   sulla qualifica e sul punteggio ora vivono la', e chi le cercava qui va
   accompagnato, non lasciato senza risposta. */
.faq__oltre{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);
  color:var(--ink-2);font-size:var(--t-small)}
.faq__oltre a{color:var(--teal-800);font-weight:600}