/* ============ IoProf — sito vetrina ============ */
:root{
  --blue:#2E6BF0; --blue-strong:#1E4FD6; --blue-deep:#1B49CC; --blue-top:#3D78F5;
  --blue-soft:#E7EFFE; --blue-tint:#F2F6FF;
  --ink:#16181D; --ink2:#6A7180; --ink3:#9AA1AE;
  --paper:#FAF5E8; --coral:#FF8A5B; --coral-soft:#FFEDE2;
  --red:#E4585E; --green:#1FA463; --amber:#E2922E;
  --sep:rgba(60,64,74,.10); --sep2:rgba(60,64,74,.07);
  --card:#FFFFFF; --bg:#FFFFFF;
  --sans:'Manrope',-apple-system,system-ui,sans-serif;
  --hand:'Caveat',cursive;
  --shadow-sm:0 1px 2px rgba(16,24,40,.04),0 2px 8px rgba(16,24,40,.04);
  --shadow-md:0 2px 6px rgba(16,24,40,.05),0 12px 30px rgba(16,24,40,.08);
  --shadow-lg:0 8px 24px rgba(16,24,40,.10),0 30px 60px rgba(16,24,40,.12);
  --r-lg:26px; --r-md:20px; --r-sm:14px;
  --maxw:1160px;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:84px;}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden;}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.sec{padding:96px 0;}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px;}

/* ---- type ---- */
h1,h2,h3{letter-spacing:-0.035em;line-height:1.05;font-weight:800;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:16px;white-space:nowrap;}
.eyebrow.coral{color:var(--coral);}
.h-xl{font-size:clamp(38px,6.2vw,68px);}
.h-lg{font-size:clamp(30px,4.4vw,46px);}
.h-md{font-size:clamp(23px,3vw,30px);}
.lead{font-size:clamp(17px,2vw,20px);font-weight:500;color:var(--ink2);line-height:1.55;}
.hand{font-family:var(--hand);font-weight:700;}

/* ---- lockup ---- */
.lockup{display:inline-flex;align-items:flex-end;gap:2px;}
.lockup .io{font-weight:800;letter-spacing:-.05em;color:var(--ink);line-height:1;}
.lockup .pf{display:inline-flex;flex-direction:column;align-items:flex-start;}
.lockup .pf .w{font-family:var(--hand);font-weight:700;color:var(--blue);line-height:.74;padding:0 5px 0 1px;}
.lockup .pf .r{height:2.2px;width:100%;background:var(--coral);border-radius:3px;margin-top:1px;}
.lockup.on-dark .io{color:#fff;}
.lockup.on-dark .pf .w{color:#fff;}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--sans);font-size:16px;font-weight:700;
  padding:14px 24px;border-radius:999px;cursor:pointer;border:none;transition:transform .15s ease,box-shadow .2s ease,background .2s ease;white-space:nowrap;}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 16px rgba(46,107,240,.28);}
.btn-primary:hover{background:var(--blue-strong);box-shadow:0 8px 22px rgba(46,107,240,.34);}
.btn-ghost{background:#fff;color:var(--ink);box-shadow:var(--shadow-sm);}
.btn-ghost:hover{box-shadow:var(--shadow-md);}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 6px 16px rgba(255,138,91,.32);}
.btn-coral:hover{filter:brightness(.97);}
.btn-lg{font-size:17px;padding:16px 28px;}

/* ---- navbar ---- */
.nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.82);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border-bottom:1px solid var(--sep);}
.nav .row{display:flex;align-items:center;gap:24px;height:68px;}
.nav .brand{display:flex;align-items:center;gap:11px;}
.nav .links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav .links a{font-size:15px;font-weight:650;color:var(--ink2);padding:9px 14px;border-radius:10px;transition:color .15s,background .15s;}
.nav .links a:hover{color:var(--ink);background:var(--blue-tint);}
.nav .cta{display:flex;align-items:center;gap:10px;}
.nav .burger{display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;background:#fff;box-shadow:var(--shadow-sm);border:none;cursor:pointer;align-items:center;justify-content:center;}

/* ---- hero ---- */
.hero{position:relative;padding:72px 0 96px;overflow:hidden;}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(80% 60% at 78% 8%, var(--blue-tint), transparent 60%),radial-gradient(60% 50% at 0% 100%, var(--coral-soft), transparent 55%);}
.hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;}
.hero h1{margin-bottom:22px;}
.hero h1 .ul{position:relative;display:inline-block;max-width:100%;white-space:nowrap;color:var(--blue);}
.hero h1 .ul svg{position:absolute;left:0;right:0;bottom:-10px;width:100%;height:14px;}
.hero .sub{max-width:520px;margin-bottom:30px;}
.hero .ctas{display:flex;gap:14px;flex-wrap:wrap;align-items:center;}
.stores{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-top:26px;}
.store{display:inline-flex;align-items:center;gap:10px;background:var(--ink);color:#fff;border-radius:14px;padding:9px 16px;}
.store small{display:block;font-size:10px;font-weight:600;opacity:.75;letter-spacing:.02em;line-height:1.2;}
.store b{font-size:16px;font-weight:700;letter-spacing:-.02em;}
.store .web{color:var(--ink2);font-size:13.5px;font-weight:650;}
.trust{display:flex;align-items:center;gap:8px;margin-top:18px;color:var(--ink3);font-size:13.5px;font-weight:600;}

/* ---- phone mock ---- */
.phone{position:relative;width:300px;margin:0 auto;}
.phone .device{position:relative;border-radius:46px;background:#0E1116;padding:11px;box-shadow:var(--shadow-lg);}
.phone .screen{position:relative;border-radius:36px;overflow:hidden;background:var(--paper);height:600px;}
.phone .notch{position:absolute;top:9px;left:50%;transform:translateX(-50%);width:110px;height:26px;background:#0E1116;border-radius:0 0 16px 16px;z-index:6;}
.float{position:absolute;background:#fff;border-radius:16px;box-shadow:var(--shadow-md);padding:12px 14px;display:flex;align-items:center;gap:10px;z-index:7;}

/* ---- cards / features ---- */
.cards{display:grid;gap:20px;}
.cols-3{grid-template-columns:repeat(3,1fr);}
.cols-2{grid-template-columns:repeat(2,1fr);}
.card{background:var(--card);border-radius:var(--r-lg);box-shadow:var(--shadow-sm);padding:28px;border:1px solid var(--sep2);}
.icon-tile{width:54px;height:54px;border-radius:15px;display:flex;align-items:center;justify-content:center;flex-shrink:0;}
.card h3{font-size:20px;margin:18px 0 8px;letter-spacing:-.02em;}
.card p{font-size:15px;font-weight:500;color:var(--ink2);line-height:1.55;}

/* alternating feature rows */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.frow + .frow{margin-top:84px;}
.frow.rev .ftext{order:2;}
.frow .ftext h2{margin:14px 0 16px;}
.frow .ftext p{font-size:17px;font-weight:500;color:var(--ink2);line-height:1.6;}
.flist{list-style:none;margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.flist li{display:flex;align-items:flex-start;gap:11px;font-size:15.5px;font-weight:600;color:var(--ink);}
.flist .ck{width:24px;height:24px;border-radius:24px;background:var(--green);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}

/* paper panel (agenda look) */
.paper{background:linear-gradient(180deg,#FCF8EE,#FAF5E8);border-radius:var(--r-md);position:relative;overflow:hidden;box-shadow:var(--shadow-md);}
.paper .spiral{display:flex;justify-content:space-around;padding:0 24px;height:14px;}
.paper .spiral i{width:8px;height:14px;margin-top:-6px;background:linear-gradient(180deg,#b9bcc4,#9a9ea8);border-radius:8px;}
.paper .margin{position:absolute;top:0;bottom:0;left:54px;width:1.5px;background:rgba(199,74,72,.5);}

/* IA flow */
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:stretch;gap:14px;}
.flow .step{background:#fff;border-radius:var(--r-md);padding:22px;box-shadow:var(--shadow-sm);border:1px solid var(--sep2);display:flex;flex-direction:column;gap:10px;}
.flow .num{font-family:var(--hand);font-size:30px;font-weight:700;color:var(--blue);line-height:1;}
.flow .arrow{display:flex;align-items:center;justify-content:center;color:var(--blue);}
.badge-new{display:inline-flex;align-items:center;gap:7px;background:var(--coral);color:#fff;font-size:12.5px;font-weight:800;letter-spacing:.04em;padding:7px 16px;border-radius:999px;white-space:nowrap;}

/* compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.compare .col{border-radius:var(--r-lg);padding:30px;}
.compare .paperc{background:linear-gradient(180deg,#FCF8EE,#FAF5E8);box-shadow:var(--shadow-sm);}
.compare .appc{background:linear-gradient(135deg,var(--blue),var(--blue-deep));color:#fff;box-shadow:0 14px 34px rgba(46,107,240,.3);}
.compare h3{font-size:19px;margin-bottom:16px;}
.compare ul{list-style:none;display:flex;flex-direction:column;gap:13px;}
.compare li{display:flex;align-items:flex-start;gap:11px;font-size:15.5px;font-weight:600;line-height:1.4;}

/* schools / B2B */
.b2b{background:var(--ink);color:#fff;border-radius:32px;padding:56px;position:relative;overflow:hidden;}
.b2b::before{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:300px;background:rgba(46,107,240,.18);}
.b2b .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative;}
.b2b h2{margin-bottom:16px;}
.b2b .lead{color:rgba(255,255,255,.74);}
.chk-dark{display:flex;flex-direction:column;gap:14px;margin-top:24px;list-style:none;}
.chk-dark li{display:flex;align-items:flex-start;gap:12px;font-size:16px;font-weight:600;}
.chk-dark .ck{width:24px;height:24px;border-radius:24px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px;}

/* FAQ */
.faq{max-width:780px;margin:0 auto;}
.qa{background:#fff;border:1px solid var(--sep);border-radius:var(--r-md);margin-bottom:12px;overflow:hidden;}
.qa summary{list-style:none;cursor:pointer;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:17.5px;font-weight:700;letter-spacing:-.01em;}
.qa summary::-webkit-details-marker{display:none;}
.qa .ic{width:30px;height:30px;border-radius:30px;background:var(--blue-soft);color:var(--blue);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .25s ease;}
.qa[open] .ic{transform:rotate(45deg);}
.qa .ans{padding:0 24px 22px;font-size:16px;font-weight:500;color:var(--ink2);line-height:1.6;}

/* contact / final CTA */
.final{background:linear-gradient(180deg,var(--blue-tint),#fff);}
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start;}
.form{background:#fff;border-radius:var(--r-lg);box-shadow:var(--shadow-md);padding:30px;border:1px solid var(--sep2);}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:7px;}
.field input,.field textarea{width:100%;font-family:var(--sans);font-size:15.5px;font-weight:500;color:var(--ink);background:var(--blue-tint);border:1.5px solid transparent;border-radius:12px;padding:13px 15px;transition:border .15s,background .15s;}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;}
.field textarea{resize:vertical;min-height:104px;}

/* footer */
.footer{background:var(--ink);color:#fff;padding:64px 0 36px;}
.footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px;}
.footer h4{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--ink3);margin-bottom:16px;}
.footer a{display:block;font-size:15px;font-weight:600;color:rgba(255,255,255,.82);padding:6px 0;}
.footer a:hover{color:#fff;}
.footer .desc{font-size:14.5px;font-weight:500;color:rgba(255,255,255,.6);line-height:1.6;margin-top:14px;max-width:280px;}
.footer .bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:24px;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13.5px;font-weight:560;color:var(--ink3);}

/* reveal on scroll — hidden ONLY when JS is active, with .in to show */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1);}
html.js .reveal.in{opacity:1;transform:none;}

/* ---- responsive ---- */
@media(max-width:980px){
  .hero .grid{grid-template-columns:1fr;gap:40px;}
  .hero .phone{margin-top:8px;}
  .frow{grid-template-columns:1fr;gap:32px;}
  .frow.rev .ftext{order:0;}
  .flow{grid-template-columns:1fr;}
  .flow .arrow{transform:rotate(90deg);}
  .b2b .grid,.contact{grid-template-columns:1fr;gap:32px;}
  .cols-3{grid-template-columns:1fr 1fr;}
  .footer .top{grid-template-columns:1fr 1fr;}
}
@media(max-width:680px){
  .wrap{padding:0 18px;}
  .sec{padding:64px 0;}
  .nav .links{display:none;}
  .nav .cta .hide-sm{display:none;}
  .nav .burger{display:flex;}
  .cards.cols-3,.cards.cols-2,.compare{grid-template-columns:1fr;}
  .b2b{padding:36px 26px;}
  .footer .top{grid-template-columns:1fr;gap:28px;}
  .mob-menu.open{display:flex;}
  /* hero: lascia andare a capo il titolo ed evita lo sbordamento */
  .hero{padding:48px 0 64px;}
  .hero h1{overflow-wrap:break-word;hyphens:auto;}
  .hero h1 .ul{white-space:normal;}
  .hero h1 .ul svg{bottom:-8px;height:11px;}
  .hero .ctas{flex-direction:column;align-items:stretch;}
  .hero .ctas .btn{width:100%;}
  /* mockup telefono: larghezza fluida, mai tagliato */
  .phone{width:min(300px,86vw);}
  .phone .screen{height:auto;aspect-ratio:300/600;}
  .float{display:none;}
}
@media(max-width:480px){
  .wrap{padding:0 16px;}
  .h-xl{font-size:clamp(29px,8.6vw,40px);}
  .b2b{padding:30px 20px;border-radius:24px;}
  .b2b .grid > div:last-child > div{padding:18px;}
  .qa summary{font-size:16px;padding:18px 18px;}
  .qa .ans{padding:0 18px 18px;}
  .card{padding:22px;}
  .form{padding:22px;}
  .footer .bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  html.js .reveal{opacity:1;transform:none;transition:none;}
}

/* mobile menu */
.mob-menu{display:none;flex-direction:column;gap:4px;padding:12px 24px 20px;background:#fff;border-bottom:1px solid var(--sep);}
.mob-menu a{font-size:16px;font-weight:650;color:var(--ink);padding:12px 8px;border-radius:10px;}
.mob-menu a:hover{background:var(--blue-tint);}