/* Stoscle / ChatBotStudio — sito vetrina. Mobile-first, palette "Cielo" (coerente con l'app). */
:root{
  --bg:#f1f6fb; --surface:#fff; --surface-2:#e9f0f6; --line:rgba(20,40,60,.11);
  --ink:#3a444d; --ink-2:#476175; --muted:#7b93a4;
  --brand:#2f9be6; --brand-ink:#1f88d2; --brand-soft:rgba(47,155,230,.14);
  --amber:#e0930f; --r:18px;
  --sh:0 8px 24px rgba(20,40,60,.08); --sh-lg:0 18px 48px rgba(20,40,60,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Inter',-apple-system,'Segoe UI',Roboto,sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.6;font-size:16px}
img{max-width:100%}
a{color:var(--brand);text-decoration:none}
h1,h2,h3{letter-spacing:-.5px;line-height:1.2;color:#2b3640}
h1{font-size:clamp(30px,7vw,52px);font-weight:800;margin:.2em 0}
h2{font-size:clamp(23px,5vw,34px);font-weight:800;margin:0 0 10px}
h3{font-size:18px;font-weight:700;margin:0 0 6px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* topbar */
.topbar{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.86);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;padding:14px 20px;max-width:1080px;margin:0 auto}
.logo{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:#2b3640;letter-spacing:-.4px}
.logo .dot{width:34px;height:34px;border-radius:11px;background:var(--brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:19px}
.navlinks{display:none;gap:4px;align-items:center;margin-left:auto}
.navlinks a{padding:9px 13px;border-radius:10px;color:var(--ink-2);font-weight:600;font-size:14.5px}
.navlinks a:hover,.navlinks a.on{color:var(--brand);background:var(--brand-soft)}
.cta-login{margin-left:auto;display:inline-flex;align-items:center;gap:7px;background:var(--brand);color:#fff !important;
  font-weight:700;padding:10px 18px;border-radius:12px;font-size:14.5px;box-shadow:0 8px 20px rgba(47,155,230,.3)}
.cta-login:hover{background:var(--brand-ink)}
.burger{display:flex;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;margin-left:6px}
.burger span{width:22px;height:2.5px;background:var(--ink);border-radius:2px}
.mobilemenu{display:none;flex-direction:column;padding:8px 20px 16px;border-top:1px solid var(--line);background:rgba(255,255,255,.97)}
.mobilemenu a{padding:13px 8px;border-bottom:1px solid var(--line);font-weight:600;color:var(--ink-2)}
.mobilemenu a:last-child{border-bottom:none}
.mobilemenu.openm{display:flex}
@media(min-width:820px){.navlinks{display:flex}.burger{display:none}.cta-login{margin-left:8px}.mobilemenu{display:none !important}}

/* hero */
.hero{padding:56px 0 30px;text-align:left;background:linear-gradient(180deg,rgba(47,155,230,.09),transparent 70%)}
.hero .kicker{display:inline-flex;align-items:center;gap:7px;background:var(--brand-soft);color:var(--brand-ink);
  font-weight:700;font-size:12.5px;padding:7px 14px;border-radius:999px;margin-bottom:14px}
.hero p.lead{color:var(--ink-2);font-size:clamp(16px,3.5vw,19px);max-width:560px;margin:14px 0 26px}
.herobtns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:14px;
  padding:15px 26px;font-size:16px;cursor:pointer;border:none}
.btn.primary{background:var(--brand);color:#fff;box-shadow:0 10px 26px rgba(47,155,230,.35)}
.btn.primary:hover{background:var(--brand-ink)}
.btn.ghost{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{border-color:var(--brand);color:var(--brand)}
.hero .note{color:var(--muted);font-size:13px;margin-top:12px}

/* sections & cards */
section{padding:44px 0}
.sec-k{color:var(--brand);font-weight:800;font-size:13px;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:6px}
.sub{color:var(--ink-2);max-width:640px;margin:0 0 26px}
.grid{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:640px){.grid{grid-template-columns:1fr 1fr}}
@media(min-width:980px){.grid.g3{grid-template-columns:repeat(3,1fr)}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh)}
.card .ic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);color:var(--brand);display:flex;
  align-items:center;justify-content:center;font-size:23px;margin-bottom:12px}
.card p{color:var(--ink-2);font-size:14.5px;margin:0}

/* steps */
.steps{display:grid;gap:14px;grid-template-columns:1fr;counter-reset:step}
@media(min-width:820px){.steps{grid-template-columns:repeat(3,1fr)}}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:22px;position:relative}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-14px;left:18px;width:30px;height:30px;
  border-radius:50%;background:var(--brand);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:14px}
.step h3{margin-top:8px}
.step p{color:var(--ink-2);font-size:14.5px;margin:0}

/* prezzi */
.plans{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:820px){.plans{grid-template-columns:repeat(3,1fr)}}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:26px 22px;text-align:center;box-shadow:var(--sh)}
.plan.best{border-color:var(--brand);box-shadow:var(--sh-lg);position:relative}
.plan.best .flag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;
  font-size:11.5px;font-weight:800;padding:5px 14px;border-radius:999px;white-space:nowrap}
.plan .qty{font-size:30px;font-weight:800;color:#2b3640;letter-spacing:-1px}
.plan .qty small{font-size:14px;color:var(--muted);font-weight:600}
.plan .price{font-size:22px;font-weight:800;color:var(--brand);margin:6px 0 2px}
.plan .per{color:var(--muted);font-size:12.5px;margin-bottom:16px}
.plan ul{list-style:none;padding:0;margin:0 0 18px;color:var(--ink-2);font-size:13.5px;text-align:left}
.plan ul li{padding:6px 0;border-bottom:1px dashed var(--line)}
.plan ul li:last-child{border-bottom:none}
.plan ul li::before{content:"✓  ";color:var(--brand);font-weight:800}

/* fascia CTA */
.band{background:linear-gradient(135deg,var(--brand),#1f88d2);border-radius:var(--r);color:#fff;padding:34px 24px;text-align:center}
.band h2{color:#fff}
.band p{color:rgba(255,255,255,.85);max-width:520px;margin:8px auto 20px}
.band .btn{background:#fff;color:var(--brand-ink)}

/* faq / contatti / chi siamo */
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-bottom:10px}
.faq summary{font-weight:700;cursor:pointer;color:#2b3640}
.faq p{color:var(--ink-2);font-size:14.5px;margin:10px 0 0}
.kv{display:flex;flex-direction:column;gap:2px;padding:12px 0;border-bottom:1px solid var(--line)}
.kv b{font-size:13px;color:var(--muted);font-weight:600}
.kv span{font-size:15.5px}
.contactgrid{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:820px){.contactgrid{grid-template-columns:1fr 1fr}}

/* footer */
footer{border-top:1px solid var(--line);background:var(--surface);margin-top:30px}
.foot{max-width:1080px;margin:0 auto;padding:30px 20px;display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:820px){.foot{grid-template-columns:2fr 1fr 1fr}}
.foot h4{margin:0 0 10px;font-size:14px;color:#2b3640}
.foot a{display:block;color:var(--ink-2);font-size:14px;padding:4px 0}
.foot a:hover{color:var(--brand)}
.foot .small{color:var(--muted);font-size:12.5px;line-height:1.6}
.legal{border-top:1px solid var(--line);padding:14px 20px;text-align:center;color:var(--muted);font-size:12px}