/* Proteggi Fotovoltaico Modena — stile */
:root{
  --navy:#07142B;
  --navy-2:#0D2245;
  --blue:#1565C0;
  --blue-2:#1E88E5;
  --sky:#E6F2FD;
  --sky-2:#CFE6FA;
  --bg:#F5FAFF;
  --white:#FFFFFF;
  --text:#14243D;
  --muted:#4F6380;
  --line:#D6E5F4;
  --orange:#F7931E;
  --orange-2:#E07B00;
  --ok:#1B8A4B;
  --radius:16px;
  --shadow:0 10px 30px rgba(13,34,69,.08);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%;height:auto}
a{color:var(--blue)}
a:hover{color:var(--orange-2)}
h1,h2,h3,h4{color:var(--navy);line-height:1.2;margin:0 0 .6em;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.2vw,3rem);font-weight:800}
h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}

/* topbar */
.topbar{background:var(--navy);color:#CFE0F7;font-size:.88rem}
.topbar .wrap{display:flex;gap:16px;align-items:center;justify-content:space-between;min-height:38px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;font-weight:600}
.topbar a:hover{color:var(--orange)}

/* header */
.site-header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--navy);margin-right:auto}
.brand svg{width:44px;height:44px;flex:none}
.brand-txt{line-height:1.1}
.brand-txt strong{display:block;font-size:1.08rem;font-weight:800;letter-spacing:-.01em}
.brand-txt strong span{color:var(--orange-2)}
.brand-txt small{color:var(--muted);font-size:.78rem}
.nav{display:flex;align-items:center;gap:4px}
.nav > a,.nav details > summary{color:var(--navy);text-decoration:none;font-weight:600;padding:10px 12px;border-radius:10px;cursor:pointer;list-style:none;font-size:.97rem}
.nav details > summary::-webkit-details-marker{display:none}
.nav > a:hover,.nav details > summary:hover{background:var(--sky)}
.nav details{position:relative}
.nav .drop{position:absolute;top:calc(100% + 6px);left:0;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;min-width:300px;display:grid;gap:2px}
.nav .drop a{display:block;padding:9px 12px;border-radius:10px;text-decoration:none;color:var(--text);font-size:.94rem}
.nav .drop a:hover{background:var(--sky)}
.nav .drop a b{display:block;color:var(--navy)}
.nav .drop a small{color:var(--muted)}
.nav .drop .all{font-weight:700;color:var(--blue)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--orange);color:#fff;border:0;border-radius:12px;padding:13px 20px;font-weight:800;text-decoration:none;font-size:1rem;cursor:pointer;box-shadow:0 6px 16px rgba(247,147,30,.3);transition:transform .15s,background .15s}
.btn:hover{background:var(--orange-2);color:#fff;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--navy);border:2px solid var(--navy);box-shadow:none}
.btn-ghost:hover{background:var(--navy);color:#fff}
.nav-cta{padding:10px 16px}
.burger{display:none;background:none;border:2px solid var(--line);border-radius:10px;width:44px;height:44px;font-size:1.3rem;cursor:pointer;color:var(--navy)}

/* hero */
.hero{background:linear-gradient(160deg,var(--sky) 0%,#F7FBFF 55%,var(--white) 100%);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;padding-top:48px;padding-bottom:56px;align-items:start}
.pill{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--sky-2);color:var(--blue);font-weight:700;font-size:.85rem;padding:6px 12px;border-radius:99px;margin-bottom:16px}
.lead{font-size:1.12rem;color:var(--muted)}
.price-tag{display:inline-flex;align-items:baseline;gap:8px;background:var(--navy);color:#fff;border-radius:14px;padding:10px 16px;margin:4px 0 18px}
.price-tag small{color:#9FB8DA;font-weight:600}
.price-tag strong{font-size:1.6rem;color:var(--orange)}
.checks{list-style:none;padding:0;margin:0 0 22px;display:grid;gap:8px}
.checks li{padding-left:30px;position:relative;font-weight:600}
.checks li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--blue) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' fill='none' stroke='white' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/14px no-repeat}
.hero-art{margin-top:8px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:22px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;text-align:center}
.stat b{display:block;font-size:1.5rem;color:var(--blue);font-weight:800}
.stat span{font-size:.82rem;color:var(--muted)}

/* page head */
.page-head{background:linear-gradient(160deg,var(--sky) 0%,#F7FBFF 70%);border-bottom:1px solid var(--line);padding:28px 0 34px}
.crumbs{font-size:.86rem;color:var(--muted);margin-bottom:12px}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--blue)}
.answer{background:#fff;border:1px solid var(--sky-2);border-left:5px solid var(--orange);border-radius:12px;padding:14px 18px;margin-top:16px;max-width:820px}
.answer b{color:var(--navy)}

/* layout with sidebar */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:40px;padding:40px 16px 56px}
.content h2{margin-top:1.6em}
.content h2:first-child{margin-top:0}
.content ul,.content ol{padding-left:1.2em}
.content li{margin-bottom:.4em}
.aside{position:relative}
.aside-inner{position:sticky;top:92px}

/* sections */
.section{padding:64px 0}
.section.alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section.dark{background:var(--navy);color:#D7E5F8}
.section.dark h2,.section.dark h3{color:#fff}
.kicker{display:block;color:var(--orange-2);font-weight:800;text-transform:uppercase;letter-spacing:.08em;font-size:.78rem;margin-bottom:8px}
.section-head{max-width:720px;margin-bottom:30px}
.section-head p{color:var(--muted);font-size:1.05rem}
.section.dark .section-head p{color:#A9C0E0}
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 2px 0 rgba(13,34,69,.02)}
.card .ico{width:48px;height:48px;border-radius:12px;background:var(--sky);display:grid;place-items:center;font-size:1.5rem;margin-bottom:12px}
.card p{color:var(--muted);margin-bottom:0}
a.card{text-decoration:none;color:inherit;transition:transform .15s,box-shadow .15s,border-color .15s;display:block}
a.card:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--sky-2)}
a.card .more{display:inline-block;margin-top:12px;color:var(--blue);font-weight:700}
.feature{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.feature .card.big{padding:28px;border-top:5px solid var(--blue)}
.feature .card.big.orange{border-top-color:var(--orange)}
.feature .card.big h3{font-size:1.4rem}
.feature .card.big ul{padding-left:1.1em;color:var(--muted);margin:10px 0 0}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{background:var(--navy-2);border:1px solid #1B3766;border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--orange);color:#fff;font-weight:800;margin-bottom:12px}
.step p{color:#A9C0E0;margin:0}
.who{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.who .card{text-align:center}
.zones{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:10px}
.zones a{display:flex;justify-content:space-between;gap:8px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:11px 14px;text-decoration:none;color:var(--navy);font-weight:600}
.zones a:hover{border-color:var(--blue);color:var(--blue)}
.zones a em{font-style:normal;color:var(--muted);font-weight:500;font-size:.88rem}
.zone-block{margin-bottom:34px}
.zone-block h2{font-size:1.4rem}

/* faq */
.faq{display:grid;gap:10px;max-width:860px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:4px 18px}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy);padding:14px 0;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:10px;font-size:1.5rem;color:var(--orange-2)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted)}

/* tables & boxes */
.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:10px 0 20px;font-size:.95rem}
.table th,.table td{padding:11px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{background:var(--sky);color:var(--navy)}
.note{background:var(--sky);border-radius:12px;padding:14px 18px;margin:16px 0}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0 18px;padding:0;list-style:none}
.tags li{background:#fff;border:1px solid var(--line);border-radius:99px;padding:5px 12px;font-size:.88rem;margin:0}
.related{display:grid;gap:10px;margin-top:10px}
.related a{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;text-decoration:none;font-weight:600;color:var(--navy)}
.related a:hover{border-color:var(--blue)}
.posts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.post-meta{color:var(--muted);font-size:.88rem;margin-bottom:6px}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--blue) 0%,var(--navy-2) 100%);color:#fff;border-radius:22px;padding:34px;display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{color:#fff;margin-bottom:6px}
.cta-band p{color:#D2E3F8;margin:0}

/* form */
.form-card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden}
.form-card .fc-head{background:var(--navy);color:#fff;padding:16px 20px}
.form-card .fc-head b{display:block;font-size:1.12rem}
.form-card .fc-head span{color:#A9C0E0;font-size:.88rem}
.form-card form{padding:18px 20px 20px;display:grid;gap:11px}
.form-card label{font-size:.85rem;font-weight:700;color:var(--navy);display:grid;gap:4px}
.form-card input,.form-card select,.form-card textarea{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:10px 12px;font:inherit;font-size:.95rem;background:var(--bg);color:var(--text)}
.form-card input:focus,.form-card select:focus,.form-card textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.form-card textarea{min-height:84px;resize:vertical}
.form-card .row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.form-card .priv{font-weight:500;font-size:.8rem;color:var(--muted);display:flex;gap:8px;align-items:flex-start}
.form-card .priv input{width:auto;margin-top:3px}
.form-card .file input{padding:8px;font-size:.85rem}
.form-card .btn{width:100%}
.form-card .small{font-size:.78rem;color:var(--muted);text-align:center;margin:0}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.alert{border-radius:10px;padding:10px 12px;font-size:.9rem;font-weight:600}
.alert.err{background:#FDECEC;color:#A12020}

/* footer */
.site-footer{background:var(--navy);color:#A9C0E0;padding:48px 0 90px;font-size:.93rem}
.site-footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:12px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:7px}
.site-footer a{color:#CFE0F7;text-decoration:none}
.site-footer a:hover{color:var(--orange)}
.site-footer .brand{color:#fff;margin-bottom:12px}
.site-footer .brand-txt small{color:#A9C0E0}
.footer-bottom{border-top:1px solid #1B3766;margin-top:30px;padding-top:18px;display:flex;gap:16px;justify-content:space-between;flex-wrap:wrap;font-size:.85rem}

/* mobile bar */
.mbar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:60;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-top:1px solid var(--line);padding:10px 16px}
.mbar .btn{width:100%}

@media (max-width:1020px){
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:10px 16px 16px;box-shadow:var(--shadow);max-height:calc(100vh - 72px);overflow:auto}
  .nav.open{display:flex}
  .nav .drop{position:static;box-shadow:none;border:0;padding:0 0 0 10px;min-width:0}
  .burger{display:block}
  .nav-cta{margin-top:8px}
  .hero .wrap{grid-template-columns:1fr}
  .layout{grid-template-columns:1fr}
  .aside-inner{position:static}
  .g3,.g4,.steps,.who{grid-template-columns:repeat(2,1fr)}
  .site-footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .g2,.g3,.g4,.steps,.who,.feature,.posts{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .section{padding:44px 0}
  .site-footer .cols{grid-template-columns:1fr}
  .mbar{display:block}
  .topbar .tb-right{display:none}
  .form-card .row2{grid-template-columns:1fr}
  .cta-band{padding:24px}
  .brand-txt small{display:none}
}