/* Vetro Intelligente - stile comune (home dopo il film, pagine citta', privacy).
   Nero, bianco caldo e un azzurro "vetro": stessa famiglia della home Climaflex. */
:root{
  --nero:#000;--fondo:#050607;--fondo2:#0c0f12;--bianco:#f5f3ee;--fumo:rgba(245,243,238,.72);--tenue:rgba(245,243,238,.52);
  --vetro-c:#9ad7f0;--vetro:rgba(255,255,255,.08);--bordo:rgba(255,255,255,.22);--linea:rgba(255,255,255,.08);
  --gutter:clamp(16px,4vw,48px);
}
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%;background:var(--nero);scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--nero);color:var(--bianco);font-family:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased;overflow-x:hidden;line-height:1.5}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--vetro-c);outline-offset:3px;border-radius:4px}
.mono{font-family:"Space Mono",ui-monospace,monospace}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:fixed;top:-60px;left:8px;z-index:100;background:var(--bianco);color:#000;padding:10px 18px;border-radius:0 0 8px 8px;font-weight:600;transition:top .2s}
.skip:focus{top:0}

/* --- testata --- */
.testata{position:fixed;top:0;left:0;right:0;z-index:30;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:calc(12px + env(safe-area-inset-top)) var(--gutter) 12px;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.testata.solida,body.oltre .testata{background:rgba(0,0,0,.72);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border-bottom-color:var(--linea)}
.logo{display:flex;align-items:center;gap:10px;font-family:"Archivo",sans-serif;font-weight:900;letter-spacing:-.02em;font-size:1.15rem}
.logo svg,.logo img{width:30px;height:30px;flex:none;border-radius:7px}
.logo b{color:var(--vetro-c);font-weight:900}
.azioni{display:flex;gap:10px;align-items:center}
.pillola{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:40px;white-space:nowrap;
  font-family:"Space Mono",monospace;font-size:.74rem;letter-spacing:.06em;cursor:pointer;
  border:1px solid var(--bordo);background:var(--vetro);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);transition:background .25s,border-color .25s,transform .15s}
.pillola:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.4)}
.pillola:active{transform:scale(.97)}
.pillola.piena{background:var(--bianco);color:#000;border-color:var(--bianco);font-weight:700}
.pillola.piena:hover{background:#fff}
.pillola.wa{background:#1f9d55;border-color:#1f9d55;color:#fff;font-weight:700}
.pillola.wa:hover{background:#22b05f}
.pillola svg{width:18px;height:18px;flex:none}

/* --- contenuto dopo il film / pagine interne --- */
.dopo{position:relative;z-index:3;background:rgba(5,6,7,.82);-webkit-backdrop-filter:blur(10px) saturate(1.1);backdrop-filter:blur(10px) saturate(1.1);border-top:1px solid var(--linea)}
.wrap{width:min(1180px,calc(100% - 2*var(--gutter)));margin:0 auto}
.fascia{padding:clamp(56px,9vw,110px) 0;border-bottom:1px solid var(--linea)}
.etichetta{font-family:"Space Mono",monospace;font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:var(--vetro-c);margin-bottom:14px}
.fascia h2,.titolo-pagina{font-family:"Archivo",sans-serif;font-weight:800;letter-spacing:-.03em;line-height:1.02;font-size:clamp(1.9rem,4.4vw,3.4rem);margin-bottom:22px;max-width:22ch}
.titolo-pagina{font-size:clamp(2.2rem,6vw,4.6rem);font-weight:900;max-width:18ch}
.fascia h3{font-family:"Archivo",sans-serif;font-weight:700;font-size:1.2rem;letter-spacing:-.01em;margin-bottom:8px}
.testo{color:var(--fumo);font-size:clamp(1rem,1.2vw,1.1rem);max-width:64ch}
.testo + .testo{margin-top:14px}
.testo strong{color:var(--bianco);font-weight:600}
.due{display:grid;gap:clamp(28px,5vw,64px);align-items:center}
@media (min-width:900px){.due{grid-template-columns:1.05fr .95fr}}

/* griglia a celle con bordi sottili */
.griglia{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;background:var(--linea);border:1px solid var(--linea);margin-top:30px}
.griglia > *{background:var(--fondo);padding:26px 24px;display:flex;flex-direction:column;gap:8px;min-height:160px;transition:background .25s}
.griglia > a:hover{background:var(--fondo2)}
.griglia b{font-family:"Archivo",sans-serif;font-size:1.22rem;letter-spacing:-.01em}
.griglia small{color:var(--fumo);line-height:1.55;font-size:.93rem}
.griglia em{margin-top:auto;font-style:normal;font-family:"Space Mono",monospace;font-size:.7rem;letter-spacing:.14em;color:var(--vetro-c);text-transform:uppercase}
.griglia .ico{width:34px;height:34px;color:var(--vetro-c);margin-bottom:6px}

/* passi numerati */
.passi{list-style:none;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;margin-top:30px;counter-reset:passo}
.passi li{counter-increment:passo;border-top:1px solid var(--bordo);padding-top:18px}
.passi li::before{content:"0" counter(passo);display:block;font-family:"Space Mono",monospace;font-size:.75rem;letter-spacing:.2em;color:var(--vetro-c);margin-bottom:10px}
.passi p{color:var(--fumo);font-size:.95rem}

/* elenco con trattino */
.punti-lista{list-style:none;display:grid;gap:12px;margin-top:22px}
.punti-lista li{position:relative;padding-left:26px;color:rgba(245,243,238,.86)}
.punti-lista li::before{content:"";position:absolute;left:0;top:.72em;width:12px;height:2px;background:var(--vetro-c)}

/* dimostrazione: vetro che si schiarisce al passaggio del mouse / tocco */
.demo{position:relative;aspect-ratio:4/3;border-radius:18px;overflow:hidden;border:1px solid var(--bordo);box-shadow:0 30px 60px rgba(0,0,0,.45);
  background:linear-gradient(160deg,#9cc7dc 0%,#e9d9c0 48%,#6c7f8c 100%);cursor:pointer;user-select:none;-webkit-user-select:none}
.demo .stanza{position:absolute;inset:0;background:
  linear-gradient(180deg,transparent 62%,rgba(60,40,25,.55) 62%),
  linear-gradient(90deg,transparent 18%,rgba(255,255,255,.55) 18% 19%,transparent 19% 81%,rgba(255,255,255,.55) 81% 82%,transparent 82%),
  radial-gradient(40% 30% at 70% 30%,rgba(255,236,190,.9),transparent 70%)}
.demo .tavolo{position:absolute;left:22%;right:22%;bottom:26%;height:7%;background:#7a5536;border-radius:4px;box-shadow:0 18px 30px rgba(0,0,0,.35)}
.demo .gelo{position:absolute;inset:0;background:rgba(244,246,248,.9);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);transition:opacity .9s cubic-bezier(.2,.7,.2,1)}
.demo.chiaro .gelo{opacity:0}
.demo .stato{position:absolute;left:16px;bottom:16px;z-index:2;font-family:"Space Mono",monospace;font-size:.7rem;letter-spacing:.14em;text-transform:uppercase;
  padding:8px 14px;border-radius:30px;background:rgba(0,0,0,.6);color:#fff;border:1px solid rgba(255,255,255,.25)}
.demo .interruttore{position:absolute;right:16px;bottom:16px;z-index:2}

/* domande frequenti */
.faq{margin-top:26px;border-top:1px solid var(--linea)}
.faq details{border-bottom:1px solid var(--linea)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:20px;align-items:center;padding:22px 0;font-weight:600;font-size:1.05rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:"Space Mono",monospace;font-size:1.3rem;color:var(--vetro-c);transition:transform .2s;flex:none}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{color:var(--fumo);padding:0 0 22px;max-width:70ch}

/* zone */
.zone{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px;list-style:none}
.zone li{font-size:.85rem;border:1px solid var(--bordo);border-radius:30px;padding:6px 14px;color:var(--fumo)}
.zone li a{color:var(--bianco);text-decoration:underline;text-underline-offset:3px}

/* chiamata all'azione */
.cta{text-align:center}
.cta h2{margin-left:auto;margin-right:auto}
.cta .testo{margin:0 auto 30px}
.cta .azioni{justify-content:center;flex-wrap:wrap}
.cta .pillola{min-height:52px;padding:0 26px;font-size:.82rem}

/* piede */
.piede{font-family:"Space Mono",monospace;font-size:.72rem;color:#8d9aa3;border-top:1px solid var(--linea)}
.piede .wrap{padding:26px 0;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between}
.piede a{text-decoration:underline;text-underline-offset:3px}

/* pagine interne: testata d'apertura */
.apri{padding:calc(120px + env(safe-area-inset-top)) 0 clamp(48px,7vw,90px);position:relative;overflow:hidden;
  background:radial-gradient(70% 90% at 85% 10%,rgba(154,215,240,.18),transparent 60%),radial-gradient(60% 70% at 0% 100%,rgba(233,217,192,.10),transparent 60%),var(--nero);border-bottom:1px solid var(--linea)}
.apri .testo{margin-top:6px}
.apri .azioni{margin-top:28px;flex-wrap:wrap}
.briciole{font-family:"Space Mono",monospace;font-size:.7rem;letter-spacing:.1em;color:var(--tenue);margin-bottom:22px}
.briciole a{text-decoration:underline;text-underline-offset:3px}

/* modulo preventivo */
.modulo-wrap{max-width:760px}
.modulo{margin-top:30px;display:grid;gap:18px}
.riga2{display:grid;gap:18px}
@media (min-width:640px){.riga2{grid-template-columns:1fr 1fr}}
.campo{display:grid;gap:8px;font-size:.9rem;font-weight:600;color:var(--fumo)}
.campo input,.campo select,.campo textarea{width:100%;font:inherit;font-weight:400;font-size:1rem;color:var(--bianco);
  background:rgba(255,255,255,.06);border:1px solid var(--bordo);border-radius:12px;padding:13px 14px;min-height:50px}
.campo textarea{resize:vertical;min-height:110px}
.campo select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--fumo) 50%),linear-gradient(135deg,var(--fumo) 50%,transparent 50%);
  background-position:calc(100% - 20px) 22px,calc(100% - 14px) 22px;background-size:6px 6px;background-repeat:no-repeat}
.campo select option{color:#000}
.campo input:focus,.campo select:focus,.campo textarea:focus{outline:2px solid var(--vetro-c);outline-offset:1px;border-color:transparent}
.campo input::placeholder,.campo textarea::placeholder{color:rgba(245,243,238,.35)}
.spunta{display:flex;gap:12px;align-items:flex-start;font-size:.92rem;color:var(--fumo)}
.spunta input{width:22px;height:22px;flex:none;margin-top:1px;accent-color:#3b7f45}
.spunta a{text-decoration:underline;text-underline-offset:3px;color:var(--bianco)}
.trappola{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.esito{min-height:1.4em;font-size:.95rem}
.esito.errore{color:#ffb4a8}
.invia{min-height:52px;padding:0 28px;font-size:.82rem;border:0}
.invia:disabled{opacity:.6;cursor:progress}
.grazie{margin-top:30px}
.grazie .azioni{margin-top:24px;flex-wrap:wrap}

/* barra in basso sul telefono */
.barra{display:none}
@media (max-width:760px){
  .testata .pillola.solo-pc{display:none}
  .testata .pillola{padding:0 14px;font-size:.68rem;letter-spacing:.03em}
  .logo{font-size:.95rem;gap:8px}
  .logo svg,.logo img{width:26px;height:26px}
  /* come la barra di Climaflex: due meta' a tutta larghezza, Prenota (WhatsApp) nera a sinistra, Chiama verde a destra */
  .barra{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:40;
    padding-bottom:env(safe-area-inset-bottom);background:rgba(0,0,0,.72);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-top:1px solid rgba(255,255,255,.10)}
  .barra a{min-height:58px;display:flex;align-items:center;justify-content:center;gap:10px;font-family:"Inter",system-ui,sans-serif;font-weight:600;font-size:1rem;color:#f5f3ee}
  .barra .prenota{border-right:1px solid rgba(255,255,255,.10)}
  .barra .chiama{background:#3b7f45;color:#fff}
  .barra .chiama:active{background:#336f3c}
  .barra .prenota:active{background:rgba(255,255,255,.06)}
  .barra svg{width:22px;height:22px;flex:none}
  body{padding-bottom:calc(58px + env(safe-area-inset-bottom))}
}
/* telefoni stretti: il nome lungo "Vetro Intelligente" lascia posto solo al logo; i contatti sono nella barra in basso */
@media (max-width:420px){
  .testata .pillola{display:none}
}