/* pivaconsulenza.it — stile allineato a portfolio.giuggiai.com. Dark-first, tema chiaro da preferenza di sistema. */
:root{
  --f-display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --f-body:"Figtree","Segoe UI",system-ui,-apple-system,sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --r-lg:22px; --ease:cubic-bezier(.2,.8,.2,1);
  --c1:#003D7A; --c2:#0A7BE8; --c3:#14B8A6;
  --bg:#06070B; --card:#10131C; --card2:#161A26; --glass:rgba(12,14,22,.72);
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.14);
  --ink:#EFF2F8; --mut:#A2AABC; --dim:#828B9F; --chip:rgba(255,255,255,.06);
  --focus:#93C5FD; --grad-a:#93C5FD; --grad-b:#5EEAD4; --aur:.5; --ok:#34D399; --err:#F87171;
  color-scheme:dark;
}
@media (prefers-color-scheme:light){:root{
  --bg:#F3F4F8; --card:#FFFFFF; --card2:#F7F8FB; --glass:rgba(255,255,255,.8);
  --line:rgba(15,20,35,.09); --line2:rgba(15,20,35,.16);
  --ink:#10131C; --mut:#4E5669; --dim:#5F677A; --chip:rgba(15,20,35,.05);
  --focus:#1D4ED8; --grad-a:#0B4FA0; --grad-b:#0F766E; --aur:.22; --ok:#059669; --err:#B91C1C; color-scheme:light}}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--focus);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--f-display);margin:0;letter-spacing:-.02em;text-wrap:balance}
p{margin:0}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:max(16px,4vw)}
@media (min-width:1300px){.wrap{padding-inline:16px}}
.eyebrow{font-family:var(--f-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--mut)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.top{position:sticky;top:0;z-index:40;background:var(--glass);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:14px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-display);font-weight:700;font-size:19px;white-space:nowrap}
.brand .logo{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--c1),var(--c2) 60%,var(--c3));box-shadow:0 0 24px rgba(10,123,232,.45);display:grid;place-items:center;color:#fff;font-size:15px;font-weight:800}
.brand small{font-family:var(--f-mono);font-weight:400;font-size:11.5px;color:var(--mut);letter-spacing:.06em}
@media (max-width:560px){.brand small{display:none}}
.nav{margin-left:auto;display:flex;gap:6px;align-items:center}
.nav a.l{font-size:14px;font-weight:600;color:var(--mut);padding:8px 10px;border-radius:10px}
.nav a.l:hover{color:var(--ink);background:var(--chip)}
@media (max-width:760px){.nav a.l{display:none}}
.tbtn{height:40px;padding:0 16px;border-radius:12px;border:1px solid var(--line2);display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;white-space:nowrap;background:transparent;transition:background .2s,border-color .2s}
.tbtn:hover{background:var(--chip);border-color:var(--mut)}
.tbtn.primary{background:linear-gradient(120deg,var(--c1),var(--c2));border-color:transparent;color:#fff;box-shadow:0 8px 30px -8px rgba(10,123,232,.6)}
.tbtn.lg{height:48px;padding:0 20px;font-size:15px;border-radius:14px}
.tbtn[disabled]{opacity:.6;cursor:wait}
.self-start{align-self:flex-start}

.hero,.phead{position:relative;overflow:hidden;isolation:isolate;border-bottom:1px solid var(--line)}
.aurora{position:absolute;inset:-20% -10% auto -10%;height:140%;z-index:-2;filter:blur(70px);opacity:var(--aur);
  background:radial-gradient(40% 35% at 15% 25%,var(--c1) 0,transparent 70%),radial-gradient(35% 30% at 70% 20%,var(--c2) 0,transparent 70%),radial-gradient(30% 30% at 85% 75%,var(--c3) 0,transparent 70%)}
@media (prefers-reduced-motion:no-preference){.aurora{animation:drift 22s ease-in-out infinite alternate}@keyframes drift{to{transform:translate3d(4%,-3%,0) scale(1.08) rotate(3deg)}}}
.grain{position:absolute;inset:0;z-index:-1;opacity:.5;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(70% 60% at 30% 40%,#000,transparent);mask-image:radial-gradient(70% 60% at 30% 40%,#000,transparent)}
.hero .wrap{padding-block:88px 72px;display:flex;flex-direction:column;gap:24px}
.hero h1{font-size:clamp(40px,6.4vw,88px);line-height:.95;font-weight:800;letter-spacing:-.045em;max-width:14ch}
.grad{background:linear-gradient(100deg,var(--grad-a),var(--grad-b));-webkit-background-clip:text;background-clip:text;color:transparent}
.lede{font-size:clamp(17px,1.5vw,20px);max-width:54ch;color:var(--mut)}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

section.block{padding-block:80px 8px}
section.block.last{padding-bottom:80px}
.shead{display:flex;flex-direction:column;gap:10px;margin-bottom:28px;max-width:60ch}
.shead.flat{margin:0}
.shead h2{font-size:clamp(30px,3.6vw,46px);font-weight:700;line-height:1.02}
.shead p{color:var(--mut)}

.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:20px}
.card{display:flex;flex-direction:column;gap:12px;border-radius:var(--r-lg);background:var(--card);border:1px solid var(--line);padding:26px;transition:border-color .3s,transform .5s var(--ease),box-shadow .5s var(--ease)}
a.card:hover{border-color:var(--line2);transform:translateY(-3px);box-shadow:0 40px 80px -40px var(--c2)}
.card .ic{width:44px;height:44px;border-radius:13px;background:linear-gradient(145deg,var(--c1),var(--c2));display:grid;place-items:center;color:#fff}
.card .ic svg{width:22px;height:22px}
.card h3{font-size:22px;font-weight:700;line-height:1.1}
.card p{color:var(--mut);font-size:15px}
.card .go{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-family:var(--f-mono);font-size:12.5px;color:var(--dim)}

.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.step{border-top:1px solid var(--line2);padding-top:18px;display:flex;flex-direction:column;gap:8px}
.step .n{font-family:var(--f-mono);font-size:12px;color:var(--mut)}
.step h3{font-size:20px;font-weight:700}
.step p{color:var(--mut);font-size:15px}
@media (max-width:760px){.steps{grid-template-columns:1fr}}

.faq{display:flex;flex-direction:column;max-width:820px}
.faq details{border-top:1px solid var(--line);padding:18px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--f-mono);color:var(--mut)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin-top:10px;color:var(--mut);max-width:66ch}

.contact{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:40px;align-items:start}
@media (max-width:860px){.contact{grid-template-columns:1fr}}
form.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px;display:flex;flex-direction:column;gap:14px}
form.panel h3{font-size:20px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.row2>*{min-width:0}
@media (max-width:560px){.row2{grid-template-columns:1fr}}
label.f{display:flex;flex-direction:column;gap:6px;font-size:14px;font-weight:600}
label.f small{font-weight:400;color:var(--dim)}
input,select,textarea{font:inherit;font-size:15px;color:var(--ink);background:var(--card2);border:1px solid var(--line2);border-radius:12px;padding:11px 13px;width:100%}
textarea{min-height:96px;resize:vertical}
.check{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--mut)}
.check input{width:auto;margin-top:4px}
.check a,.prose a{text-decoration:underline;text-underline-offset:3px}
.msg{border-radius:12px;padding:12px 14px;background:var(--chip);border:1px solid var(--line);font-size:14px}
.msg.ok{border-color:var(--ok)}
.msg.err{border-color:var(--err)}

.phead .wrap{padding-block:64px 48px;display:flex;flex-direction:column;gap:16px}
.phead h1{font-size:clamp(34px,5vw,64px);font-weight:800;letter-spacing:-.04em;line-height:1;max-width:18ch}
.crumb{font-family:var(--f-mono);font-size:12.5px;color:var(--mut)}
.crumb a:hover{color:var(--ink)}
.pbody{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:40px;padding-block:48px 80px}
@media (max-width:860px){.pbody{grid-template-columns:1fr}}
.prose{display:flex;flex-direction:column;gap:16px;max-width:64ch;color:var(--mut)}
.prose h2{font-size:22px;font-weight:700;color:var(--ink);margin-top:8px}
.prose ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:6px}
.side{display:flex;flex-direction:column;gap:14px}
dl.facts{display:grid;grid-template-columns:max-content minmax(0,1fr);gap:12px 28px;margin:0}
dl.facts dt{font-family:var(--f-mono);font-size:12.5px;color:var(--mut);padding-top:2px}
dl.facts dd{margin:0;font-weight:600;overflow-wrap:anywhere}
@media (max-width:520px){dl.facts{grid-template-columns:1fr;gap:2px}dl.facts dd{margin-bottom:12px}}

footer{border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px 32px;padding-block:32px;font-size:13.5px;color:var(--dim)}
footer nav{display:flex;flex-wrap:wrap;gap:6px 18px}
footer a:hover{color:var(--ink)}