/* RSchool · sito · fogli di stile
   Colori, caratteri e raggi dal design system RSchool.
   Il movimento è solo transform/opacity e si accende con la classe html.motion (vedi assets/js/rschool.js). */

@font-face{font-family:'Bricolage Grotesque';src:url('../fonts/BricolageGrotesque-var.woff2') format('woff2');font-weight:200 800;font-stretch:75% 100%;font-style:normal;font-display:swap}
@font-face{font-family:'Plus Jakarta Sans';src:url('../fonts/PlusJakartaSans-var.woff2') format('woff2');font-weight:200 800;font-style:normal;font-display:swap}

:root{
  --indigo:#4B3FE8;--indigo-ink:#1E1757;--indigo-soft:#ECEAFF;--lilac:#C9C3FF;
  --paper:#FBF7EF;--paper-line:#DCD4C4;--paper-img:#E8DFCC;--highlight:#FFD8C9;
  --coral:#FF6B4A;--night:#16142B;--night-2:#221F3D;--night-line:#3A3660;
  --bg:#F5F4FA;--surface:#FFFFFF;--line:#E7E5F0;--sunken:#F0EFF6;
  --ink:#16142B;--ink-soft:#2E2B45;--muted:#5C5874;--on-dark:#D6D3EE;
  --display:'Bricolage Grotesque',ui-sans-serif,system-ui,-apple-system,'Segoe UI',sans-serif;
  --text:'Plus Jakarta Sans',ui-sans-serif,system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --ease:cubic-bezier(.2,.8,.2,1);
  color-scheme:light;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--text);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:clip}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,p{margin:0}
h1,h2,h3{font-family:var(--display);letter-spacing:-0.035em;text-wrap:balance}
button{font-family:inherit;border:0;cursor:pointer;background:none;color:inherit;font-size:inherit}
:focus-visible{outline:3px solid var(--lilac);outline-offset:3px;border-radius:12px}
.skip{position:absolute;left:16px;top:-60px;z-index:100;background:var(--surface);color:var(--ink);padding:12px 18px;border-radius:12px;font-weight:700}
.skip:focus{top:12px}
[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.rw{max-width:1240px;margin:0 auto;padding-inline:32px}
.accent{color:var(--indigo)}

/* ---------- intestazione ---------- */
.head{position:sticky;top:0;z-index:50;background:var(--bg);color:var(--ink);border-bottom:1px solid var(--line);transition:background-color .3s,color .3s,border-color .3s}
.head .rw{height:76px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;font-size:22px;letter-spacing:-0.02em}
.mark{width:38px;height:38px;border-radius:12px;background:var(--indigo);color:#fff;display:flex;align-items:center;justify-content:center;font-size:21px;transition:background-color .3s,color .3s}
.navlinks{display:flex;gap:26px;flex:1;font-size:15px;font-weight:600}
.navlinks a{white-space:nowrap}
.navlinks a:hover{text-decoration:underline;text-underline-offset:6px}
.spacer{flex:1;display:none}
.head-cta{height:44px;padding:0 20px;border-radius:22px;background:var(--indigo);color:#fff;display:inline-flex;align-items:center;font-size:15px;font-weight:800;white-space:nowrap;transition:background-color .3s,color .3s}
.head.on-hero{background:transparent;color:#fff;border-color:transparent}
.head.on-hero.scrolled{background:var(--indigo);border-color:rgba(255,255,255,.16)}
.head.on-hero .mark{background:#fff;color:var(--indigo)}
.head.on-hero .head-cta{background:#fff;color:var(--indigo)}

/* ---------- oggetti ricorrenti ---------- */
.ph{position:relative;aspect-ratio:390/844;border-radius:48px;background:var(--night);padding:10px;box-shadow:0 40px 80px rgba(22,20,43,.32),0 0 0 1px rgba(255,255,255,.06) inset}
.ph img{width:100%;height:100%;object-fit:cover;border-radius:38px}
.ph-isl{position:absolute;left:50%;top:20px;width:86px;height:24px;margin-left:-43px;border-radius:12px;background:var(--night)}
.ph.sm{border-radius:38px;padding:8px}
.ph.sm img{border-radius:30px}
.ph.sm .ph-isl{top:15px;width:64px;height:18px;margin-left:-32px}
.tb{position:relative;aspect-ratio:1366/1024;border-radius:34px;background:var(--night);padding:14px;box-shadow:0 50px 100px rgba(22,20,43,.30)}
.tb img{width:100%;height:100%;object-fit:cover;border-radius:22px}
.paper{position:relative;background:var(--paper);border-radius:10px;box-shadow:0 30px 60px rgba(22,20,43,.28);padding:9% 10%;display:flex;flex-direction:column;gap:5.5%;aspect-ratio:3/4}
.paper i{display:block;height:7px;border-radius:4px;background:var(--paper-line)}
.paper .t{height:12px;width:58%;background:var(--ink-soft)}
.paper .img{height:26%;border-radius:6px;background:var(--paper-img)}
.paper .hl{background:var(--highlight)}
.corner{position:absolute;width:15%;aspect-ratio:1;border:5px solid var(--coral)}
.corner.a{left:-7%;top:-5%;border-right:0;border-bottom:0;border-radius:8px 0 0 0}
.corner.b{right:-7%;top:-5%;border-left:0;border-bottom:0;border-radius:0 8px 0 0}
.corner.c{left:-7%;bottom:-5%;border-right:0;border-top:0;border-radius:0 0 0 8px}
.corner.d{right:-7%;bottom:-5%;border-left:0;border-top:0;border-radius:0 0 8px 0}

/* ---------- pulsanti ---------- */
.btn{display:inline-flex;align-items:center;gap:12px;height:60px;padding:0 24px 0 18px;border-radius:20px;font-weight:700;font-size:16px;transition:transform .2s var(--ease),box-shadow .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn small{display:block;font-size:11px;font-weight:600;opacity:.75;letter-spacing:.02em;line-height:1.2}
.btn b{display:block;font-size:17px;font-weight:800;line-height:1.1}
.btn-light{background:#fff;color:var(--ink);box-shadow:0 14px 30px rgba(22,20,43,.22)}
.btn-ghost{padding:0 18px;color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff}
.btns{display:flex;flex-wrap:wrap;gap:12px;align-items:center}

/* ---------- testo ---------- */
.eyebrow{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.lead{font-size:20px;line-height:1.55}
.h1{font-size:clamp(52px,7.6vw,118px);font-weight:800;line-height:.92;letter-spacing:-0.045em;hyphens:manual}
.h2{font-size:clamp(40px,5.2vw,78px);font-weight:800;line-height:.96}
.h2s{font-size:clamp(38px,4.6vw,68px);font-weight:800;line-height:.98}
.chip{display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 16px 0 12px;border-radius:20px;background:#fff;color:var(--ink);font-weight:700;font-size:14px;box-shadow:0 12px 28px rgba(22,20,43,.18);white-space:nowrap}
.dot{width:9px;height:9px;border-radius:5px;flex:none}
.tile{width:52px;height:52px;border-radius:17px;display:flex;align-items:center;justify-content:center;flex:none}
.pill{height:28px;padding:0 12px;border-radius:14px;font-size:13px;font-weight:700;display:inline-flex;align-items:center;white-space:nowrap}
.card{background:var(--surface);border:1px solid var(--line);border-radius:28px}

/* ---------- griglie ---------- */
.g-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:40px;align-items:center}
.g-2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:64px;align-items:center}
.g-intro{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:56px;align-items:end}
.stack{display:flex;flex-direction:column}
.sec{padding-block:140px}

/* hero */
.hero{position:relative;margin-top:-77px;padding-top:77px;min-height:900px;background:var(--indigo);color:#fff;overflow:hidden;display:flex;align-items:center}
.hero-back{position:absolute;inset:0;pointer-events:none}
.hero-back svg{position:absolute}
.hero .rw{position:relative;width:100%;padding-block:56px 72px}
.hero-text{display:flex;flex-direction:column;gap:28px}
.hero-scene{position:relative;height:640px}
.hero-scene > div{position:absolute}

/* concetto */
.g-concept{position:relative;height:620px}
.g-concept > svg{position:absolute;inset:0;width:100%;height:100%}
.concept-page{position:absolute;left:50%;top:50%;width:220px;margin-left:-110px;margin-top:-150px}
.out{position:absolute;width:290px;background:var(--surface);border:1px solid var(--line);border-radius:24px;padding:20px;display:flex;gap:16px;align-items:flex-start;box-shadow:0 18px 40px rgba(22,20,43,.06)}
.out h3{font-size:20px;font-weight:800;letter-spacing:-0.02em}
.out p{font-size:14px;line-height:1.45;color:var(--muted)}
.out-l{left:0}.out-r{right:0}

/* scansiona */
.scan{background:var(--surface);border-block:1px solid var(--line);position:relative}
.scan-pin{display:none}
html.motion .scan-pin{display:block;height:100%}
html.motion .scan-list{display:none}
.scan-stage{position:sticky;top:76px;height:calc(100vh - 76px);min-height:560px;display:flex;align-items:center;overflow:hidden}
.sp-steps{position:relative;min-height:220px}
.sp-step{position:absolute;inset:0;display:flex;flex-direction:column;gap:14px;transition:opacity .5s var(--ease),transform .6s var(--ease)}
.sp-step h3{font-size:34px;font-weight:800;line-height:1.05}
.sp-bars{display:flex;gap:8px;max-width:420px}
.sp-bars span{flex:1;height:6px;border-radius:3px;background:var(--indigo-soft);overflow:hidden}
.sp-bars i{display:block;height:6px;background:var(--indigo);border-radius:3px;transform-origin:left;transform:scaleX(0)}
.sp-visual{position:relative;height:640px}
.sp-page{position:absolute;left:4%;top:18%;width:230px}
.sp-phone{position:absolute;left:50%;top:0;width:296px;margin-left:-110px}
.sp-phone .ph img.sp-img{position:absolute;left:10px;top:10px;width:calc(100% - 20px);height:calc(100% - 20px);transition:opacity .5s var(--ease)}
.num{font-family:var(--display);font-size:18px;font-weight:800;color:var(--coral)}
.g-steps{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px 80px;align-items:center}
.step{display:flex;flex-wrap:wrap;gap:32px;align-items:center}
.step .ph{width:210px;flex:none}
.step-t{display:flex;flex-direction:column;gap:12px;flex:1 1 220px;min-width:0}
.step-t h3{font-size:28px;font-weight:800;line-height:1.05}
.step-t p{font-size:16px;line-height:1.55;color:var(--ink-soft)}

/* comprendi */
.sum{background:var(--surface);border:1px solid var(--line);border-radius:32px;padding:36px;display:flex;flex-direction:column;gap:20px}
.sum h3{font-size:30px;font-weight:800;line-height:1.1}
.sum-sec{border:1px solid var(--line);border-radius:22px;padding:22px;display:flex;flex-direction:column;gap:14px}
.sum-sec p{font-size:16px;line-height:1.7;color:var(--ink-soft)}
.hlw{border-radius:4px;padding:0 2px;background:var(--highlight);transition:background-color .5s ease}
.mapbox{position:relative;min-height:520px;background:var(--night);border-radius:32px;overflow:hidden}
.mapbox > svg{position:absolute;inset:0;width:100%;height:100%}
.map-c{position:absolute;left:50%;top:56%;transform:translate(-50%,-50%);padding:14px 20px;border-radius:16px;background:var(--indigo);color:#fff;font-weight:800;font-size:16px;text-align:center;box-shadow:0 0 0 8px rgba(75,63,232,.25)}
.mnode{position:absolute;left:var(--x);top:var(--y);transform:translate(-50%,-50%);padding:10px 14px;border-radius:14px;border:2px solid;font-weight:700;font-size:14px;white-space:nowrap;display:inline-flex;align-items:center;gap:8px}
.mnode b{min-width:20px;height:20px;border-radius:10px;color:#fff;font-size:11px;font-weight:800;display:inline-flex;align-items:center;justify-content:center}
.lines-n{display:none}

/* ripasso */
.fc-wrap{display:flex;flex-direction:column;align-items:center;gap:24px}
.fc{position:relative;width:min(100%,400px);aspect-ratio:4/5}
.fc .fan{position:absolute;inset:0;border-radius:30px}
.fc .fan1{background:#DCD7FF;transform:translate3d(-34px,12px,0) rotate(-8deg)}
.fc .fan2{background:var(--lilac);transform:translate3d(26px,6px,0) rotate(6deg)}
.fc-card{position:absolute;inset:0;border-radius:30px;background:#fff;color:var(--ink);box-shadow:0 30px 60px rgba(30,23,87,.18);padding:30px;display:flex;flex-direction:column;justify-content:space-between;text-align:left;transition:background-color .35s,color .35s}
.fc-card .fc-top{display:flex;justify-content:space-between;width:100%;font-size:13px;font-weight:700}
.fc-card .fc-tag{padding:5px 10px;border-radius:9px;background:var(--sunken)}
.fc-card .fc-text{font-family:var(--display);font-size:58px;font-weight:800;line-height:1.1;letter-spacing:-0.03em}
.fc-card .fc-hint{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:600;opacity:.75}
.fc-card.flipped{background:var(--night);color:#fff}
.fc-card.flipped .fc-tag{background:rgba(255,255,255,.14)}
.fc-card.flipped .fc-text{font-size:30px}
.fc-acts{display:flex;gap:12px}
.fc-acts span{height:52px;padding:0 22px;border-radius:18px;font-weight:800;display:inline-flex;align-items:center}
.quiz{background:#fff;border-radius:32px;padding:32px;display:flex;flex-direction:column;gap:16px;box-shadow:0 30px 60px rgba(30,23,87,.10)}
.quiz h3{font-size:24px;font-weight:800;line-height:1.2}
.opt{min-height:56px;padding:10px 16px 10px 10px;border-radius:18px;background:#fff;border:2px solid var(--line);color:var(--ink);display:flex;align-items:center;gap:14px;text-align:left;font-size:16px;font-weight:600;width:100%;transition:background-color .25s,border-color .25s}
.opt:hover{border-color:var(--lilac)}
.opt .k{width:34px;height:34px;border-radius:11px;background:var(--sunken);color:#3F3B57;display:flex;align-items:center;justify-content:center;font-weight:800;flex:none}
.opt.right{background:#DCFCE7;border-color:#16A34A}.opt.right .k{background:#16A34A;color:#fff}
.opt.wrong{background:#FFEDE5;border-color:#EA580C}.opt.wrong .k{background:#EA580C;color:#fff}
.fb{border-radius:20px;padding:18px;display:flex;flex-direction:column;gap:6px;background:#DCFCE7}
.fb.bad{background:#FFEDE5}
.fb b{font-weight:800;font-size:17px;color:#166534}
.fb.bad b{color:#9A3412}
.fb span{font-size:15px;line-height:1.5;color:var(--ink-soft)}

/* tutor */
.tutor{background:var(--night);color:#fff;position:relative;overflow:hidden}
.glow{position:absolute;right:-200px;top:-120px;width:620px;height:620px;border-radius:310px;background:var(--indigo);opacity:.35}
.chat{background:var(--bg);color:var(--ink);border-radius:32px;padding:28px;display:flex;flex-direction:column;gap:14px}
.msg{display:flex;flex-direction:column;align-items:flex-start;gap:6px;transition:opacity .5s var(--ease),transform .6s var(--ease)}
.msg > span:first-child{max-width:86%;padding:12px 16px;border-radius:4px 18px 18px 18px;background:#fff;color:var(--ink-soft);border:1px solid var(--line);font-size:15px;line-height:1.5}
.msg.me{align-items:flex-end}
.msg.me > span:first-child{border-radius:18px 18px 4px 18px;background:var(--indigo);color:#fff;border-color:var(--indigo)}
.src{height:26px;padding:0 10px;border-radius:13px;background:var(--sunken);font-size:12px;font-weight:700;color:#3F3B57;display:inline-flex;align-items:center}
.oral{background:var(--night-2);border:1px solid var(--night-line);border-radius:32px;padding:28px;display:flex;flex-direction:column;gap:18px}
.oral h3{font-size:28px;font-weight:800;line-height:1.12}
.bars{display:flex;align-items:center;gap:4px;height:56px}
.bars span{width:5px;border-radius:3px;background:var(--coral);animation:rs-wave 1.1s ease-in-out infinite;transform-origin:center}
.result{background:#fff;color:var(--ink);border-radius:28px;padding:22px 24px;display:flex;align-items:center;gap:18px}
.grade{width:72px;height:72px;border-radius:36px;border:6px solid var(--indigo);border-right-color:var(--indigo-soft);display:flex;align-items:center;justify-content:center;font-family:var(--display);font-size:24px;font-weight:800;flex:none}
@keyframes rs-wave{0%,100%{transform:scaleY(.35)}50%{transform:scaleY(1)}}

/* metodo */
.g-metodo{position:relative;height:640px}
.g-metodo > div{position:absolute}
.plan{background:var(--night);color:#fff;border-radius:32px;padding:32px;position:relative;overflow:hidden;display:flex;flex-direction:column;gap:22px}
.plan > *{position:relative}
.plan .blob{position:absolute;right:-50px;top:-50px;width:220px;height:220px;border-radius:110px;background:var(--indigo);opacity:.6}
.plan-big{font-family:var(--display);font-size:52px;font-weight:800;line-height:1;letter-spacing:-0.04em}
.bar{height:8px;border-radius:4px;background:#2E2B4A;overflow:hidden}
.bar i{display:block;height:8px;border-radius:4px;background:var(--coral);transform-origin:left}
.week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}
.day{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--muted)}
.day span{width:40px;height:40px;border-radius:20px;background:var(--sunken);color:#fff;display:flex;align-items:center;justify-content:center;transition:background-color .4s}
.day.on span{background:var(--coral)}
.day.next span{background:#FFF1EC;border:2px dashed var(--coral)}
.day svg{display:none}.day.on svg{display:block}
.pomo{padding:22px 26px;display:flex;flex-wrap:wrap;align-items:center;gap:22px}
.ring{position:relative;width:160px;height:160px;flex:none}
.ring svg{transform:rotate(-90deg)}
.ring > span{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px}
.level{background:var(--indigo);color:#fff;border-radius:28px;padding:24px;display:flex;flex-direction:column;gap:16px}
.subjects{display:flex;gap:12px;flex-wrap:wrap}
.subj{height:52px;padding:0 20px 0 12px;border-radius:18px;display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:15px}
.subj > span{width:30px;height:30px;border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center}

/* ecosistema */
.eco{background:var(--surface);border-top:1px solid var(--line);overflow:hidden;padding-block:120px 160px}
.eco-dev{position:relative;max-width:1080px;margin:0 auto;width:100%}
.eco-ph{position:absolute;right:0;bottom:-60px;width:25%}
.tag{height:40px;padding:0 16px;border-radius:20px;background:var(--sunken);display:inline-flex;align-items:center;font-size:14px;font-weight:700;color:#3F3B57}

/* cta */
.cta{position:relative;background:var(--indigo);color:#fff;overflow:hidden}
.ringbox{position:relative;height:560px}
.ringbox .paper-w{position:absolute;left:50%;top:50%;width:190px;margin-left:-95px;margin-top:-128px}
.rchip{position:absolute;transform:translate(-50%,-50%);display:inline-flex;align-items:center;gap:10px;height:52px;padding:0 18px 0 8px;border-radius:18px;background:#fff;color:var(--ink);font-weight:800;font-size:15px;box-shadow:0 18px 40px rgba(22,20,43,.25);white-space:nowrap}
.rchip > span:first-child{width:36px;height:36px;border-radius:12px;display:flex;align-items:center;justify-content:center}
.float{animation:rs-float 6s ease-in-out infinite}
@keyframes rs-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}

/* footer */
.foot{background:var(--night);color:var(--on-dark);padding-block:72px 40px}
.foot-cols{display:flex;flex-wrap:wrap;gap:48px;justify-content:space-between}
.foot nav,.foot .col{display:flex;flex-direction:column;gap:10px;font-size:15px}
.foot nav a:hover,.foot .col a:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.foot .ttl{color:#fff;font-size:13px;letter-spacing:.1em;text-transform:uppercase;font-weight:800}
.foot .langs{display:flex;flex-direction:row;gap:6px;flex-wrap:wrap;margin-top:6px}
.langs a{height:32px;padding:0 10px;border-radius:10px;border:1px solid var(--night-line);font-weight:700;font-size:13px;display:inline-flex;align-items:center}
.langs a[aria-current]{background:var(--indigo);border-color:var(--indigo);color:#fff;font-weight:800}
.legal{font-size:13px;line-height:1.6;color:#A6A3BF}

/* elementi mossi da JS */
html.motion .mv{will-change:transform}

/* ---------- punti di rottura ---------- */
@media (max-width:1000px){
  .g-hero,.g-2,.g-intro,.g-steps{grid-template-columns:minmax(0,1fr);gap:40px}
  .g-concept,.g-metodo{height:auto;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .g-concept > .out,.g-metodo > div{position:static;width:auto!important}
  .hide-s{display:none!important}
  .navlinks{display:none}.spacer{display:block}
  .sec{padding-block:96px}
  .hero{min-height:0}
  .hero-scene{height:560px;max-width:560px;width:100%;margin-inline:auto}
}
@media (max-width:640px){
  .rw{padding-inline:20px}
  .g-concept,.g-metodo{grid-template-columns:minmax(0,1fr)}
  .lead{font-size:17px}
  .btn{height:56px}
  .sec{padding-block:80px}
  .head .rw{gap:16px}
  .head-cta{padding:0 16px;font-size:14px}
  .hero-scene{height:460px}
  .hero-scene .phone-w{width:220px!important}
  .sum{padding:24px}
  .sum h3{font-size:24px}
  .mnode{font-size:12px;padding:7px 10px;left:var(--xn);top:var(--yn)}
  .mapbox{min-height:560px}
  .lines-w{display:none}.lines-n{display:block}
  .fc-card .fc-text{font-size:46px}
  .quiz{padding:22px}
  .oral h3{font-size:22px}
  .plan-big{font-size:42px}
  .rlab{display:none}
  .rchip{padding:0 8px}
  .ringbox{height:420px}
  .eco{padding-block:80px 96px}
}
@media (prefers-reduced-motion:reduce){
  .bars span,.float{animation:none}
  .sp-step,.msg,.hlw,.btn,.day span,.fc-card,.opt{transition:none}
}

/* ---------- effetti aggiunti ---------- */
/* barra di lettura sotto l'intestazione */
.readbar{position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--coral);transform-origin:left;transform:scaleX(0);pointer-events:none}
/* titolo dell'hero: le righe salgono all'apertura */
.h1 .ln{display:block;overflow:hidden;padding-bottom:.06em;margin-bottom:-.06em}
.h1 .ln > span{display:inline-block;animation:rs-rise .9s var(--ease) both}
.h1 br{display:none}
@keyframes rs-rise{from{transform:translateY(105%)}to{transform:none}}
/* linea di scansione sulla pagina */
.scanline{position:absolute;left:-4%;right:-4%;top:0;height:18%;background:linear-gradient(180deg,rgba(255,107,74,0) 0%,rgba(255,107,74,.16) 70%,rgba(255,107,74,.9) 100%);border-bottom:2px solid var(--coral);border-radius:2px;animation:rs-scan 3.2s cubic-bezier(.45,0,.55,1) infinite;pointer-events:none}
@keyframes rs-scan{0%{transform:translateY(-20%);opacity:0}12%{opacity:1}80%{opacity:1}100%{transform:translateY(560%);opacity:0}}
.paper{overflow:visible}
/* concetto: tavola fissata, sei modi uno alla volta */
.c-track{position:relative}
html.motion .c-stage{position:sticky;top:var(--ctop,120px)}
.ghost{position:absolute;left:0;top:0;width:48px;height:64px;border-radius:5px;background:var(--paper);box-shadow:0 10px 24px rgba(22,20,43,.22);padding:7px 6px;display:none;flex-direction:column;gap:5px;opacity:0;pointer-events:none;z-index:2}
.ghost i{display:block;height:4px;border-radius:2px;background:var(--paper-line)}
.ghost i:nth-child(2){width:70%;background:var(--highlight)}
html.motion .ghost{display:flex}
.c-count{position:absolute;left:50%;top:calc(50% + 172px);transform:translateX(-50%);display:none;align-items:baseline;gap:8px;white-space:nowrap;font-weight:700;color:var(--muted)}
html.motion .c-count{display:flex}
.c-count b{font-family:var(--display);font-size:34px;font-weight:800;color:var(--indigo);letter-spacing:-0.03em;font-variant-numeric:tabular-nums}
.c-count em{font-style:normal;color:var(--ink);font-weight:800;margin-left:6px}
.out{transition:border-color .3s,box-shadow .3s}
.out.on{border-color:var(--indigo);box-shadow:0 22px 48px rgba(75,63,232,.20)}
/* tutor: «sta scrivendo» */
.msg{position:relative}
.typing{position:absolute;left:0;top:0;height:40px;padding:0 16px;border-radius:4px 18px 18px 18px;background:#fff;border:1px solid var(--line);display:inline-flex;align-items:center;gap:5px;opacity:0;pointer-events:none}
.typing i{width:7px;height:7px;border-radius:4px;background:var(--lilac);animation:rs-dot 1s ease-in-out infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes rs-dot{0%,100%{transform:translateY(0);opacity:.5}50%{transform:translateY(-4px);opacity:1}}
/* nastro di materie e strumenti */
.ribbon{background:var(--night);color:#fff;overflow:hidden;padding-block:44px;display:flex;flex-direction:column;gap:6px}
.rb-row{font-family:var(--display);font-weight:800;font-size:clamp(40px,6vw,88px);line-height:1.05;letter-spacing:-0.04em;white-space:nowrap;transform:translateX(-12%)}
.rb-row span{color:var(--coral);font-size:.5em;vertical-align:middle;margin-inline:.2em}
.rb-alt{color:transparent;-webkit-text-stroke:1.5px rgba(201,195,255,.7);transform:translateX(-38%)}
.rb-alt span{-webkit-text-stroke:0;color:var(--lilac)}
/* comparse all'ingresso (telefono, tablet e titoli su desktop) */
html.rv [data-rv]:not(.mv),html.rv:not(.motion) [data-rv].mv{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .8s var(--ease)}
html.rv [data-rv].rv-in:not(.mv),html.rv:not(.motion) [data-rv].mv.rv-in{opacity:1;transform:none}
@media (max-width:640px){.ribbon{padding-block:28px}}
@media (prefers-reduced-motion:reduce){
  .h1 .ln > span,.scanline,.typing i{animation:none}
  .scanline{display:none}
}
/* materie: «la tua materia» scritta a macchina */
.subj-new{white-space:nowrap;background:transparent;border:2px dashed var(--lilac);color:var(--indigo);padding-right:22px}
.subj-new > span:first-child{flex:none;background:var(--indigo-soft);color:var(--indigo);font-size:20px;font-weight:800}
.subj-new .tw{width:auto;height:auto;background:none;border-radius:0;display:inline;min-width:6ch}
.caret{display:inline-block;width:2px;height:20px;background:var(--indigo);margin-left:-6px;animation:rs-caret 1s steps(1) infinite}
@keyframes rs-caret{50%{opacity:0}}
.sj-note{font-size:15px;line-height:1.5;color:var(--muted);max-width:620px}
@media (prefers-reduced-motion:reduce){.caret{animation:none;display:none}}

/* ================= pagine di servizio: assistenza, privacy, termini, cancellazione ================= */
.sub-hero{position:relative;margin-top:-77px;padding-top:77px;background:var(--indigo);color:#fff;overflow:hidden}
.sub-wave{position:absolute;right:-160px;top:-200px;pointer-events:none}
.sub-hero-in{position:relative;padding-block:72px 88px;display:flex;flex-direction:column;gap:20px}
.sub-h1{font-size:clamp(42px,6vw,84px);font-weight:800;line-height:.95;letter-spacing:-0.04em;max-width:16ch}
.sub-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.sub-meta span{height:34px;padding:0 14px;border-radius:17px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);display:inline-flex;align-items:center;font-size:14px;font-weight:700;color:#fff}
.num{font-family:var(--display);font-weight:800;color:var(--coral);font-variant-numeric:tabular-nums}
/* assistenza */
.faq-search{margin-top:8px;max-width:620px;height:64px;border-radius:22px;background:#fff;color:var(--muted);display:flex;align-items:center;gap:12px;padding:0 20px;box-shadow:0 20px 44px rgba(22,20,43,.22)}
.faq-search input{flex:1;min-width:0;height:100%;border:0;background:transparent;font:600 17px var(--text);color:var(--ink);outline:none}
.faq-search:focus-within{outline:3px solid var(--lilac);outline-offset:3px}
.cat-nav{position:sticky;top:76px;z-index:20;background:var(--bg);border-bottom:1px solid var(--line)}
.cat-nav-in{display:flex;gap:8px;overflow-x:auto;padding-block:14px;scrollbar-width:none}
.cat-nav-in::-webkit-scrollbar{display:none}
.cat-chip{flex:none;height:40px;padding:0 8px 0 16px;border-radius:20px;background:#fff;border:1px solid var(--line);display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:14px;white-space:nowrap}
.cat-chip b{min-width:24px;height:24px;border-radius:12px;background:var(--indigo-soft);color:var(--indigo);font-size:12px;display:inline-flex;align-items:center;justify-content:center}
.cat-chip:hover{border-color:var(--lilac)}
.faq{display:flex;flex-direction:column;gap:56px;padding-block:64px 24px}
.faq-cat{scroll-margin-top:150px;display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:24px 48px;align-items:start}
.faq-cat-h{display:flex;flex-direction:column;gap:6px;position:sticky;top:160px}
.faq-cat-h .num{font-size:20px}
.faq-cat-h h2{font-size:clamp(26px,3vw,36px);font-weight:800;line-height:1.05}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:22px;transition:border-color .2s,box-shadow .2s}
.faq-item[open]{border-color:var(--lilac);box-shadow:0 18px 40px rgba(75,63,232,.10)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;justify-content:space-between;padding:20px 22px;font-weight:800;font-size:17px;line-height:1.35}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary svg{flex:none;color:var(--indigo);transition:transform .25s var(--ease)}
.faq-item[open] summary svg{transform:rotate(180deg)}
.faq-item summary:focus-visible{outline-offset:-3px;border-radius:22px}
.faq-a{padding:0 22px 22px;color:var(--ink-soft);font-size:16px;line-height:1.65}
.faq-a a,.prose a,.more a{color:var(--indigo);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.faq-empty{font-size:17px;color:var(--muted);text-align:center;padding:40px 0}
mark{background:var(--highlight);color:inherit;border-radius:3px;padding:0 2px}
.sub-cta-wrap{padding-block:56px 120px}
.sub-cta{background:var(--night);color:#fff;border-radius:32px;padding:40px 44px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;position:relative;overflow:hidden}
.sub-cta::after{content:"";position:absolute;right:-80px;top:-120px;width:300px;height:300px;border-radius:150px;background:var(--indigo);opacity:.45;pointer-events:none}
.sub-cta > *{position:relative;z-index:1}
.sub-cta h2{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1}
.sub-cta p{color:var(--on-dark);font-size:17px}
.sub-btn{padding:0 22px}
.sub-btn-ink{background:var(--ink);color:#fff;padding:0 20px;height:56px;margin-top:auto;align-self:flex-start;font-size:15px}
.sub-btn-ink:hover{background:var(--indigo)}
/* privacy e termini */
.quick{padding-block:64px 8px;display:flex;flex-direction:column;gap:20px}
.quick-h{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1}
.quick-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}
.quick-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;display:flex;flex-direction:column;gap:8px}
.quick-card h3{font-size:20px;font-weight:800;line-height:1.15}
.quick-card p{color:var(--ink-soft);font-size:15px;line-height:1.55}
.doc{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:48px;align-items:start;padding-block:48px 120px}
.toc{position:sticky;top:100px}
.toc-box{background:#fff;border:1px solid var(--line);border-radius:24px;padding:8px}
.toc-box summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding:12px 14px;font-weight:800;font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.toc-box summary::-webkit-details-marker{display:none}
.toc-box summary svg{transition:transform .25s}
.toc-box[open] summary svg{transform:rotate(180deg)}
.toc-m{display:none}
.toc ol{list-style:none;margin:0;padding:0 0 6px;display:flex;flex-direction:column;gap:2px;max-height:calc(100vh - 220px);overflow-y:auto}
.toc a{display:flex;gap:10px;padding:9px 12px;border-radius:14px;font-size:14px;font-weight:600;line-height:1.35;color:var(--ink-soft)}
.toc a span{font-family:var(--display);font-weight:800;color:var(--muted);font-variant-numeric:tabular-nums;flex:none}
.toc a:hover{background:var(--sunken)}
.toc a.on{background:var(--indigo-soft);color:var(--indigo-ink);font-weight:800}
.toc a.on span{color:var(--indigo)}
.doc-body{background:#fff;border:1px solid var(--line);border-radius:32px;padding:16px 48px 40px;min-width:0}
.art{scroll-margin-top:100px;padding-block:32px;border-bottom:1px solid var(--line)}
.art h2{font-size:clamp(24px,2.6vw,32px);font-weight:800;line-height:1.1;display:flex;gap:14px;align-items:baseline;margin-bottom:16px}
.art h2 .num{font-size:.75em}
.prose{color:var(--ink-soft);font-size:16px;line-height:1.7;max-width:72ch;display:flex;flex-direction:column;gap:14px}
.prose ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.prose strong{color:var(--ink)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px}
.table-wrap table{width:100%;border-collapse:collapse;font-size:14.5px;line-height:1.5;min-width:520px}
.table-wrap th,.table-wrap td{text-align:left;vertical-align:top;padding:12px 16px;border-bottom:1px solid var(--line)}
.table-wrap thead th{background:var(--sunken);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.table-wrap tr:last-child th,.table-wrap tr:last-child td{border-bottom:0}
.doc-foot{padding-top:28px;display:flex;flex-direction:column;gap:6px;font-size:13.5px;color:var(--muted);line-height:1.6}
/* cancellazione account */
.del{padding-block:64px 0;display:flex;flex-direction:column;gap:20px}
.meth-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.meth{position:relative;background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px;display:flex;flex-direction:column;gap:10px}
.meth-main{border-color:var(--lilac);box-shadow:0 22px 48px rgba(75,63,232,.12)}
.meth .num{font-size:18px}
.meth h3{font-size:24px;font-weight:800;line-height:1.1}
.meth p{color:var(--ink-soft);font-size:16px;line-height:1.6}
.meth-ic{position:absolute;right:24px;top:24px;width:52px;height:52px;border-radius:17px;background:var(--indigo-soft);color:var(--indigo);display:flex;align-items:center;justify-content:center}
.warn{display:flex;gap:12px;align-items:flex-start;background:#FFEFD2;color:#4A2B00;border-radius:20px;padding:16px 18px;font-weight:600;line-height:1.5}
.warn svg{flex:none;color:#B45309;margin-top:1px}
.ret th[scope="row"]{font-weight:700;color:var(--ink)}
.ret td{color:var(--ink-soft)}
.more{color:var(--muted);font-size:15px}
@media (max-width:1000px){
  .faq-cat,.doc{grid-template-columns:minmax(0,1fr)}
  .faq-cat-h{position:static}
  .toc{position:static}
  .toc-box:not([open]) ol{display:none}
  .toc-l{display:none}.toc-m{display:inline}
  .doc-body{padding:8px 24px 28px}
  .meth-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:640px){
  .sub-hero-in{padding-block:48px 64px}
  .faq-search{height:58px}
  .sub-cta{padding:28px 24px}
  .doc-body{padding:4px 18px 24px;border-radius:24px}
  .art{padding-block:24px}
  .meth{padding:22px}
  .meth-ic{width:44px;height:44px;right:18px;top:18px}
}