/* Star Solar – Fotovoltaico (schema come Impianti) */
:root{
  --dark:#0B1220;
  --green:#1E7F4F;
  --green2:#17663F;
  --border:#E5E8EF;
  --muted:#607080;
  --surface:#F6F8FB;
  --soft:#F7FAF9;
}

*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:#fff;color:var(--dark);
}
a{color:inherit}
img{max-width:100%;display:block}

/* Header */
header{
  position:fixed;top:0;width:100%;
  background:rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  z-index:1000;
}
.nav-container{
  width:65%;
  margin:0 auto;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 0;
  position:relative;
}
.logo img{height:45px}
nav a{
  margin-left:25px;
  text-decoration:none;
  font-weight:700;
  color:var(--dark);
}
nav a:hover{color:var(--green)}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid rgba(11,18,32,0.10);
  background:rgba(255,255,255,0.9);
  cursor:pointer;
  align-items:center;justify-content:center;
}
.menu-toggle svg{width:22px;height:22px;color:var(--dark)}
@media(max-width:1000px){
  .nav-container{width:90%}
  nav a{margin-left:14px}
}
@media(max-width:700px){
  header nav{display:none}
  .menu-toggle{display:inline-flex}
}
@media(max-width:420px){
  .nav-container{justify-content:center}
  .logo{display:flex;justify-content:center;width:100%}
  .menu-toggle{position:absolute;right:0}
  .logo img{height:42px;max-width:200px;width:auto}
}

/* Mobile menu */
.mobile-menu{
  position:fixed;inset:0;
  background:rgba(11,18,32,0.55);
  backdrop-filter: blur(10px);
  display:none;z-index:1500;
}
.mobile-menu.open{display:block}
.mobile-drawer{
  position:absolute;top:14px;left:14px;right:14px;
  background:#fff;border-radius:22px;
  border:1px solid var(--border);
  box-shadow:0 22px 80px rgba(0,0,0,0.28);
  overflow:hidden;
}
.mobile-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-bottom:1px solid #EEF2F7;
}
.mobile-drawer-brand img{height:34px}
.mobile-close{
  width:44px;height:44px;border-radius:14px;border:1px solid var(--border);
  background:#fff;cursor:pointer;font-size:18px;
}
.mobile-links{display:flex;flex-direction:column;padding:10px 6px 14px}
.mobile-links a{
  padding:14px 14px;margin:4px 8px;border-radius:16px;
  text-decoration:none;font-weight:900;color:var(--dark);
  background:var(--surface);border:1px solid #EEF2F7;
}
.mobile-links a:hover{background:#EEF8F3;border-color:rgba(30,127,79,0.22);color:var(--green)}

/* Helpers */
.wrap-65{width:65%;margin:0 auto}
@media(max-width:1000px){.wrap-65{width:90%}}

/* Hero slider */
.hero{
  width:70%;
  margin:90px auto 0;
  height:72vh;
  min-height:520px;
  border-radius:20px;
  overflow:hidden;
  position:relative;
  background:#000;
}
.hero-slides{position:absolute;inset:0}
.hero-slide{
  position:absolute;inset:0;
  background-size:cover;background-position:center;background-repeat:no-repeat;
  opacity:0;transform:scale(1.02);
  transition:opacity 900ms ease, transform 1200ms ease;
}
.hero-slide::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(0,0,0,0.10) 0%, rgba(0,0,0,0.62) 100%);
}
.hero-slide.is-active{opacity:1;transform:scale(1)}
.hero-content{
  position:absolute;left:44px;right:44px;top:70%;
  transform:translateY(-50%);
  display:flex;flex-direction:column;align-items:flex-start;
  color:#fff;pointer-events:none;
}
.hero-text{max-width:820px;pointer-events:auto}
.hero-title{font-size:44px;font-weight:900;line-height:1.05;letter-spacing:-0.02em}
.hero-desc{font-size:18px;margin-top:14px;color:rgba(255,255,255,0.92);line-height:1.45}
.hero-button{
  position:absolute;right:44px;bottom:58px;
  background:var(--green);color:#fff;
  padding:14px 22px;border-radius:12px;
  font-weight:900;text-decoration:none;
  transition:.25s ease;border:none;
  box-shadow:0 12px 34px rgba(0,0,0,0.25);z-index:5;
}
.hero-button:hover{background:var(--green2)}
.hero-dots{
  position:absolute;left:50%;transform:translateX(-50%);
  bottom:26px;display:flex;gap:12px;z-index:5;
}
.hero-dot{
  width:10px;height:10px;border-radius:999px;
  border:1px solid rgba(255,255,255,0.65);
  background:rgba(255,255,255,0.25);
  cursor:pointer;
  transition:transform .2s ease, background .2s ease, border-color .2s ease;
}
.hero-dot:hover{transform:scale(1.15)}
.hero-dot.is-active{background:var(--green);border-color:var(--green)}

@media(max-width:1000px){
  .hero{width:90%;height:60vh;min-height:420px}
  .hero-content{left:22px;right:22px;top:62%}
  .hero-title{font-size:30px}
  .hero-desc{font-size:16px}
  .hero-button{right:22px;bottom:56px}
  .hero-dots{bottom:22px}
}
@media(max-width:420px){
  /* testo in alto, CTA centrata come in home */
  .hero-content{top:20%;transform:none}
  .hero-button{left:50%;right:auto;transform:translateX(-50%)}
}

/* Sections */
.section{padding:54px 0}
.h2{font-size:30px;font-weight:950;letter-spacing:-0.02em}
.p{margin-top:12px;color:#2c2c2c;font-size:16.5px;line-height:1.75}
.center{text-align:center}
.muted{color:var(--muted)}

/* Steps */
.steps{
  margin-top:22px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.step{
  border-radius:18px;border:1px solid var(--border);
  background:linear-gradient(180deg,#fff 0%, var(--soft) 100%);
  padding:16px;box-shadow:0 14px 46px rgba(0,0,0,0.05);
}
.step .n{
  width:38px;height:38px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(30,127,79,0.14);color:var(--green);
  font-weight:950;margin-bottom:10px;
}
.step h3{font-size:16px;font-weight:950}
.step p{margin-top:8px;color:var(--muted);font-size:14.5px;line-height:1.55}
@media(max-width:900px){.steps{grid-template-columns:1fr} .step .n{margin:0 auto 10px auto} .step h3{text-align:center} .step p{text-align:center}}

/* Category cards 3x2 */
.cards{
  width:70%;
  margin:26px auto 0;
  display:grid;
  grid-template-columns: repeat(3, 400px);
  justify-content:center;
  gap:24px;
}
.cat{
  border-radius:18px;
  border:1px solid var(--border);
  background:#fff;
  padding:18px;
  box-shadow:0 14px 46px rgba(0,0,0,0.05);
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
  min-height:370px;
  display:flex;
  flex-direction:column;
  gap:10px;
  text-align:left;
}
.cat:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 60px rgba(0,0,0,0.08);
  border-color:rgba(30,127,79,0.32);
}
.cat.active{
  border-color:rgba(30,127,79,0.55);
  box-shadow:0 22px 74px rgba(30,127,79,0.14);
}
.cat .tag{
  display:block;
  font-size:12px;
  font-weight:950;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--green);
  text-align:center;
}
.cat-media{
  width:100%;
  margin:8px 0 8px 0;
  border-radius:16px;
  overflow:hidden;
  border:1px solid rgba(229,232,239,0.85);
  background:#0B1220;
}
.cat-media img{
  width:100%;
  height:200px;
  object-fit:cover;
}
.cat h3{
  font-size:16px;
  font-weight:950;
  letter-spacing:-.01em;
  text-align:center;
}
.cat p{
  color:var(--muted);
  font-size:13.5px;
  line-height:1.55;
  text-align:left;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  min-height: calc(1.55em * 2);
}

@media(max-width:1400px){
  .cards{grid-template-columns:repeat(3, minmax(0, 400px))}
}
@media(max-width:1100px){
  .cards{width:90%;grid-template-columns:1fr}
  .cat{max-width:520px;margin:0 auto;min-height:0}
  .cat p{-webkit-line-clamp:3;min-height:0}
}

/* Gallery + description */
.gallery-wrap{
  width:70%;
  margin:26px auto 0;
}
.gallery-title{
  font-size:26px;
  font-weight:950;
  letter-spacing:-0.01em;
  text-align:center;
  margin-bottom:10px;
}
.gallery-desc{
  max-width: 100%;
  font-size:15px;
  line-height:1.7;
  color:#2c2c2c;
  margin:0 auto 18px auto;
}
@media(max-width:1100px){
  .gallery-wrap{width:90%}
}

.gallery{
  position:relative;
  border-radius:22px;
  border:1px solid var(--border);
  background:#fff;
  box-shadow:0 18px 60px rgba(0,0,0,0.08);
  overflow:hidden;
}
.gallery-viewport{overflow:hidden}
.gallery-track{display:flex;transition:transform .45s ease;will-change:transform}
.thumb{
  flex:0 0 33.333%;
  aspect-ratio: 16/10;
  position:relative;
  cursor:pointer;
  background:#0b1220;
}
.thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transform:scale(1.02);
  transition:transform .5s ease, filter .5s ease;
  filter:saturate(1.05) contrast(1.02);
}
.thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(0,0,0,0.0) 0%, rgba(0,0,0,0.32) 100%);
  opacity:.65;
}
.thumb:hover img{transform:scale(1.08);filter:saturate(1.12) contrast(1.04)}
.gallery-arrow{
  position:absolute;top:50%;transform:translateY(-50%);
  width:44px;height:44px;border-radius:14px;
  border:1px solid rgba(255,255,255,0.22);
  background:rgba(11,18,32,0.55);
  color:#fff;display:flex;align-items:center;justify-content:center;
  cursor:pointer;opacity:0;pointer-events:none;
  transition:opacity .2s ease, transform .2s ease, background .2s ease;
}
.gallery:hover .gallery-arrow{opacity:1;pointer-events:auto}
.gallery-arrow:hover{background:rgba(30,127,79,0.75)}
.gallery-arrow.prev{left:14px}
.gallery-arrow.next{right:14px}
.gallery-arrow svg{width:18px;height:18px}
@media(max-width:900px){
  .thumb{flex-basis:100%}
}

/* Incentives */
.incentives{
  margin-top:22px;
  display:grid;
  grid-template-columns:1.2fr 0.8fr;
  gap:16px;
  align-items:start;
}
.incent-card{
  border:1px solid var(--border);
  border-radius:22px;
  background:#fff;
  box-shadow:0 18px 60px rgba(0,0,0,0.06);
  padding:18px;
}
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.pill{
  padding:10px 12px;border-radius:999px;
  border:1px solid var(--border);
  background:#fff;font-weight:900;font-size:13px;
  text-decoration:none;
}
.pill:hover{border-color:rgba(30,127,79,0.32);color:var(--green)}
@media(max-width:1100px){.incentives{grid-template-columns:1fr}}

/* Contact */
.contact-section{width:100%;padding:70px 0;background:#fff}
.contact-inner{
  width:70%;margin:0 auto;
  display:grid;grid-template-columns:1.15fr 0.85fr;
  gap:28px;align-items:stretch;
}
.contact-kicker{font-size:24px;font-weight:950;letter-spacing:1px;color:var(--green);text-align:center;margin-bottom:10px}
.contact-subtitle{width:95%;margin:0 auto 12px;text-align:center;color:var(--muted);font-size:15.5px;line-height:1.6}
.contact-form{
  margin-top:10px;border:1px solid var(--border);
  border-radius:22px;padding:18px;
  background:linear-gradient(180deg, #FFFFFF 0%, #F7FAF9 100%);
  box-shadow:0 18px 60px rgba(0,0,0,0.06);
}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field label{display:block;font-size:13px;font-weight:900;color:var(--dark);margin:0 0 6px 0;text-align:center}
.field input,.field select,.field textarea{
  width:100%;padding:12px 13px;border-radius:14px;border:1px solid var(--border);
  background:#fff;color:var(--dark);outline:none;font-family:inherit;font-size:14.5px;
  transition: box-shadow .18s ease, border-color .18s ease;
}
.field textarea{resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color: rgba(30,127,79,0.55);
  box-shadow:0 0 0 4px rgba(30,127,79,0.12);
}
.span-2{grid-column:1 / -1}
.consent-row{
  display:flex;align-items:center;justify-content:center;
  gap:14px;flex-wrap:wrap;padding-top:6px;
}
.check{display:flex;gap:10px;align-items:center;font-size:13.5px;color:var(--muted);line-height:1.35}
.check input{width:16px;height:16px;margin:0;flex:0 0 16px}
.btn-primary{
  border:none;background:var(--green);color:#fff;
  padding:12px 18px;border-radius:14px;font-weight:950;
  cursor:pointer;box-shadow:0 12px 34px rgba(30,127,79,0.22);
}
.btn-primary:hover{background:var(--green2)}
.map-card{border-radius:22px;overflow:hidden;border:1px solid var(--border);background:#fff;box-shadow:0 18px 60px rgba(0,0,0,0.08);height:100%;display:flex;flex-direction:column}
.map-head{padding:16px 16px 12px;background:linear-gradient(180deg, #FFFFFF 0%, #F6F8FB 100%);border-bottom:1px solid #EEF2F7}
.map-title{font-weight:950}
.map-sub{margin-top:6px;color:var(--muted);font-size:13.5px}
.map-embed{flex:1;background:#f2f2f2}
.map-embed iframe{width:100%;height:100%;border:0}
@media(max-width:1100px){
  .contact-inner{width:90%;grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .map-embed{height:320px}
}
@media(max-width:767px){
  .consent-row{flex-direction:column;gap:16px}
  .btn-primary{margin:0 auto}
}

/* Footer (no TikTok) */
footer{background:var(--dark);color:#fff;padding:56px 0 28px}
.footer-inner{
  width:70%;margin:0 auto;
  display:grid;grid-template-columns:1.2fr 1fr 0.8fr;
  gap:22px;align-items:end;
  padding-bottom:22px;border-bottom:1px solid rgba(255,255,255,0.10);
}
.footer-brand{font-weight:950;font-size:18px;margin-bottom:10px}
.footer-contact{margin-top:10px;font-size:14px;line-height:1.6;color:rgba(255,255,255,0.78)}
.footer-contact a{color:rgba(255,255,255,0.88);text-decoration:none}
.footer-contact a:hover{color:#fff;text-decoration:underline}
.footer-right{display:flex;justify-content:flex-end;gap:10px}
.social{
  width:40px;height:40px;border-radius:14px;border:1px solid rgba(255,255,255,0.14);
  display:flex;align-items:center;justify-content:center;
  color:rgba(255,255,255,0.82);text-decoration:none;
  transition:background .2s ease, transform .2s ease, color .2s ease;
}
.social svg{width:18px;height:18px}
.social:hover{background:rgba(30,127,79,0.18);color:#fff;transform:translateY(-1px)}
.footer-legal{width:70%;margin:18px auto 0;text-align:center;font-size:13px;color:rgba(255,255,255,0.75)}
.footer-policies-bottom{width:70%;margin:10px auto 0;text-align:center;font-size:13px}
.footer-policies-bottom a{color:rgba(255,255,255,0.85);text-decoration:none}
.footer-policies-bottom a:hover{color:#fff;text-decoration:underline}
@media(max-width:1100px){
  .footer-inner{width:90%;grid-template-columns:1fr;align-items:start;text-align:center}
  .footer-right{justify-content:center}
  .footer-legal,.footer-policies-bottom{width:90%}
}

/* Preventivo modal */
.modal-overlay{
  position:fixed;inset:0;
  background:rgba(11,18,32,0.6);
  backdrop-filter: blur(8px);
  display:none;
  align-items:center;
  justify-content:center;
  padding:24px;
  z-index:2000;
}
.modal-overlay.open{display:flex}
.modal{
  width:min(860px, 100%);
  background:#fff;border-radius:22px;border:1px solid var(--border);
  box-shadow:0 30px 90px rgba(0,0,0,0.35);
  overflow:hidden;
}
.modal-head{
  display:flex;justify-content:space-between;gap:16px;
  padding:22px 22px 10px 22px;
  border-bottom:1px solid #EEF2F7;
  background:linear-gradient(180deg, #FFFFFF 0%, #F6F8FB 100%);
}
.modal-kicker{font-size:12px;font-weight:900;letter-spacing:2px;color:#223589;margin-bottom:6px}
.modal-head h3{margin:0;font-size:22px;font-weight:950;letter-spacing:-0.01em}
.modal-sub{margin:8px 0 0 0;color:var(--muted);font-size:14.5px;line-height:1.4}
.modal-close{
  border:none;background:#fff;width:42px;height:42px;border-radius:14px;
  cursor:pointer;font-size:18px;color:var(--dark);border:1px solid var(--border);
}
.modal-close:hover{background:#EEF2F7}
.modal-form{padding:18px 22px 22px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:16px}
@media(max-width:820px){
  .form-grid{grid-template-columns:1fr}
  .modal-head{padding:18px 18px 10px}
  .modal-form{padding:16px 18px 18px}
}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:2200;background:rgba(11,18,32,0.86);display:none}
.lightbox.open{display:flex}
.lightbox-inner{width:min(1100px, 100%);margin:auto;padding:18px;position:relative}
.lightbox-img{width:100%;max-height:82vh;object-fit:contain;border-radius:18px;background:#000}
.lightbox-close{
  position:absolute;top:10px;right:10px;width:44px;height:44px;border-radius:14px;
  border:1px solid rgba(255,255,255,0.22);background:rgba(11,18,32,0.55);color:#fff;
  cursor:pointer;font-size:18px;
}
.lightbox-nav{
  position:absolute;top:50%;transform:translateY(-50%);width:50px;height:50px;border-radius:16px;
  border:1px solid rgba(255,255,255,0.22);background:rgba(11,18,32,0.55);color:#fff;
  cursor:pointer;display:flex;align-items:center;justify-content:center;
}
.lightbox-nav:hover{background:rgba(30,127,79,0.75)}
.lightbox-prev{left:10px}
.lightbox-next{right:10px}

/* ===== Simulatore Fotovoltaico ===== */
.sim-card{
  margin-top:16px;
  border-radius:22px;
  overflow:hidden;
  border:1px solid var(--border);
  background:linear-gradient(180deg,#fff 0%, #F7FAF9 100%);
  box-shadow:0 18px 60px rgba(0,0,0,0.06);
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
}
.sim-form{ padding:18px; border-right:1px solid #EEF2F7; }
.sim-grid{ display:grid; grid-template-columns:1fr 1fr; gap:14px; }
.sim-field label{ display:block; font-size:13px; font-weight:900; margin:0 0 6px 2px; color:var(--dark); }
.sim-field input{ width:100%; padding:12px 13px; border-radius:14px; border:1px solid var(--border); font-family:inherit; font-size:14.5px; outline:none; }
.sim-field input:focus{ border-color: rgba(30,127,79,0.55); box-shadow:0 0 0 4px rgba(30,127,79,0.12); }
.sim-field-full{ grid-column:1 / -1; }
.sim-check{ display:flex; gap:10px; align-items:center; justify-content:flex-start; font-weight:800; color:var(--dark); }
.sim-check input{ margin:0; width:16px; height:16px; flex:0 0 16px; }
.sim-actions{ display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:center; margin-top:10px; }
.sim-actions .btn-primary{ padding:12px 18px; }
.sim-actions .btn-secondary{ padding:12px 16px; border-radius:14px; border:1px solid var(--border); background:#fff; font-weight:900; cursor:pointer; }
.sim-actions .btn-secondary:hover{ background:#EEF2F7; }

.sim-results{ padding:18px; display:grid; grid-template-columns:1fr 1fr; gap:14px; align-content:start; }
.sim-result{ border:1px solid var(--border); background:#fff; border-radius:18px; padding:14px; }
.sim-k{ font-size:12px; font-weight:900; letter-spacing:0.06em; text-transform:uppercase; color:var(--muted); }
.sim-v{ margin-top:8px; font-size:20px; font-weight:950; letter-spacing:-0.01em; }
.sim-note{ grid-column:1 / -1; color:var(--muted); font-size:13.5px; line-height:1.55; margin-top:2px; }

@media(max-width:900px){
  .sim-card{ grid-template-columns:1fr; }
  .sim-form{ border-right:none; border-bottom:1px solid #EEF2F7; }
}
@media(max-width:520px){
  .sim-grid{ grid-template-columns:1fr; }
}