/* ============================================================================
   Sardinia Brand — site.css
   Design system + sezioni homepage + effetti 2026.
   Palette/font iniettati inline in <head> (var --brand, --brand-2, --bg, --text).
   ============================================================================ */

/* ── Reset leggero ─────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"Open Sans",system-ui,sans-serif;color:var(--text);background:var(--bg);
  line-height:1.65;font-size:17px;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s}
a:hover{color:var(--brand-dark)}
h1,h2,h3,h4{font-family:"Montserrat",system-ui,sans-serif;line-height:1.15;color:var(--dark);margin:0 0 .5em}
ul{margin:0;padding:0;list-style:none}
p{margin:0 0 1rem}
:focus-visible{outline:3px solid var(--brand-2);outline-offset:2px}

.container{width:min(1180px,92vw);margin-inline:auto}
.center{text-align:center}
.section{padding:clamp(3rem,7vw,6rem) 0}
.section-title{font-size:clamp(1.6rem,3.4vw,2.6rem);font-weight:800;text-transform:uppercase;
  letter-spacing:.5px;text-align:center;margin-bottom:1rem}
.section-title::after{content:"";display:block;width:64px;height:4px;border-radius:4px;
  background:var(--brand);margin:.8rem auto 0}
.section-lead{max-width:820px;margin:0 auto 2.5rem;text-align:center;font-size:1.05rem}

/* ── Bottoni ───────────────────────────────────────────────────────────── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:"Montserrat",sans-serif;font-weight:700;font-size:.98rem;
  padding:.85rem 1.6rem;border-radius:8px;border:2px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .2s,color .2s;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn-lg{padding:1.05rem 2.2rem;font-size:1.05rem}
.btn-block{display:flex;width:100%}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px -8px rgba(188,62,34,.6)}
.btn-primary:hover{background:var(--brand-dark);color:#fff;box-shadow:0 12px 26px -8px rgba(188,62,34,.7)}
.btn-secondary{background:var(--brand-2);color:#fff}
.btn-secondary:hover{background:#016345;color:#fff}
.btn-outline{background:transparent;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff}
.btn-ghost{background:transparent;border-color:#cfd3d8;color:var(--text)}
.btn-ghost:hover{border-color:var(--text)}

/* ── Header ────────────────────────────────────────────────────────────── */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid #e7e7e7;
  transition:box-shadow .25s,padding .25s}
.site-header.scrolled{box-shadow:0 6px 24px -12px rgba(0,0,0,.25)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 0;transition:padding .25s}
.site-header.scrolled .header-inner{padding:.4rem 0}
.brand img{height:52px;width:auto;transition:height .25s}
.site-header.scrolled .brand img{height:42px}
.main-nav{display:flex;align-items:center;gap:1.6rem}
.main-nav>ul{display:flex;gap:1.4rem}
.main-nav a{font-family:"Montserrat",sans-serif;font-weight:600;font-size:.9rem;text-transform:uppercase;
  letter-spacing:.4px;color:var(--brand-2);position:relative}
.main-nav .nav-cta{color:#fff}
.main-nav>ul a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--brand-2);transition:width .25s}
.main-nav>ul a:hover::after{width:100%}
.nav-cta{padding:.6rem 1.1rem;font-size:.85rem}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:3px;background:var(--dark);border-radius:3px;transition:.3s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ── Hero (fascia verde scura + foto pollice-su + card verde) ──────────── */
.hero{position:relative;overflow:hidden;display:flex;align-items:center;
  min-height:clamp(420px,44vw,580px);
  background:radial-gradient(100% 120% at 82% 35%, #0a4634 0%, #05271d 45%, #021410 100%)}
.hero-photo{position:absolute;left:0;bottom:0;height:94%;z-index:1;pointer-events:none;display:flex;align-items:flex-end}
.hero-photo img{height:100%;width:auto;max-width:none;display:block;
  filter:drop-shadow(0 18px 30px rgba(0,0,0,.35))}
.hero-grid{position:relative;z-index:2;width:min(1180px,92vw);margin-inline:auto;display:flex;justify-content:flex-end}
.hero-card{width:min(520px,100%);background:linear-gradient(150deg,#0a8f66 0%,#037a56 100%);
  color:#fff;border-radius:20px;padding:clamp(1.6rem,3vw,2.6rem);
  box-shadow:0 30px 60px -22px rgba(0,0,0,.5)}
.hero-card h1{color:#fff;font-size:clamp(1.7rem,3.4vw,2.7rem);font-weight:800;line-height:1.2;margin-bottom:1.4rem}
.hero-card h1 strong{font-weight:900}
.hero-card h1::first-letter{font-size:1.25em;font-weight:900}
.hero-card .btn{box-shadow:0 12px 26px -8px rgba(0,0,0,.5)}

/* ── Lead band (Sono Antonio Usai…) ────────────────────────────────────── */
.lead-band{background:var(--bg);padding:clamp(2rem,5vw,3.5rem) 0}
.lead-band p{max-width:900px;margin:0 auto;text-align:center;font-family:"Montserrat",sans-serif;
  font-weight:500;font-size:clamp(1.15rem,2.4vw,1.7rem);line-height:1.45;color:var(--dark)}
.lead-band strong{font-weight:800}
.lead-band u{text-decoration-color:var(--brand);text-underline-offset:3px}

/* ── Intro + features ──────────────────────────────────────────────────── */
.intro-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(2rem,5vw,4rem);align-items:center;margin-bottom:3rem}
.intro-media img{border-radius:16px;box-shadow:0 20px 45px -25px rgba(0,0,0,.4)}
.feature-chips{display:flex;flex-wrap:wrap;gap:.8rem;justify-content:center;margin:1rem 0 1.5rem}
.feature-chips li{display:flex;align-items:center;gap:.5rem;background:#fff;border:1px solid #e7e7e7;
  border-radius:999px;padding:.6rem 1.2rem;font-family:"Montserrat",sans-serif;font-weight:600;
  font-size:.85rem;text-transform:uppercase;letter-spacing:.5px;box-shadow:0 4px 14px -10px rgba(0,0,0,.3)}
.feature-chips .dot{width:9px;height:9px;border-radius:50%;background:var(--brand)}
.feature-tagline{text-align:center;font-family:"Montserrat",sans-serif;font-weight:800;font-size:clamp(1.1rem,2.2vw,1.5rem);
  color:var(--dark);max-width:900px;margin:0 auto;text-transform:uppercase;line-height:1.3}

/* ── Chi sono ──────────────────────────────────────────────────────────── */
.about{background:linear-gradient(180deg,#fff,#faf8f7)}
.about-inner{max-width:880px;margin:0 auto;text-align:center;font-size:1.08rem}
.about-inner strong{color:var(--brand)}

/* ── Errori ────────────────────────────────────────────────────────────── */
.mistakes{background:var(--dark);color:#e9eaec}
.mistakes .section-title{color:#fff}
.mistakes .section-lead{color:#c7c9cd}
.mistakes-list{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;max-width:900px;margin:0 auto}
.mistakes-list li{display:flex;align-items:center;gap:.9rem;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:1rem 1.2rem;font-weight:600}
.mistakes-list .x{flex:none;width:28px;height:28px;border-radius:50%;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:700}

/* ── Servizi ───────────────────────────────────────────────────────────── */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;margin-bottom:2.5rem}
.service-card{background:#fff;border-radius:16px;padding:2rem 1.6rem;text-align:center;
  border:1px solid #eee;box-shadow:0 10px 30px -20px rgba(0,0,0,.35);transition:transform .25s,box-shadow .25s}
.service-card:hover{transform:translateY(-6px);box-shadow:0 24px 44px -24px rgba(0,0,0,.4)}
.service-icon img{width:72px;height:72px;margin:0 auto 1rem;object-fit:contain}
.service-card h3{font-size:1rem;text-transform:uppercase;letter-spacing:.3px}
.service-card p{font-size:.96rem}
.services-budget{max-width:820px;margin:0 auto 2rem;text-align:center;font-style:italic;color:var(--dark)}

/* ── Testimonianze (carosello) ─────────────────────────────────────────── */
.testimonials{background:linear-gradient(180deg,#faf8f7,#fff)}
.carousel{position:relative;width:min(1180px,92vw);margin:2rem auto 0}
.carousel-track{display:flex;gap:1.5rem;overflow-x:auto;scroll-snap-type:x mandatory;
  scroll-behavior:smooth;padding:1rem .3rem 2rem;scrollbar-width:none}
.carousel-track::-webkit-scrollbar{display:none}
.testimonial-card{scroll-snap-align:center;flex:0 0 min(380px,80vw);background:#fff;border-radius:16px;
  padding:1.8rem;border:1px solid #eee;box-shadow:0 14px 34px -22px rgba(0,0,0,.35)}
.testimonial-card .stars{color:#f5a623;letter-spacing:2px;margin-bottom:.6rem}
.testimonial-card blockquote{margin:0 0 1rem;font-size:.98rem;font-style:italic;color:var(--text)}
.testimonial-card figcaption{font-family:"Montserrat",sans-serif;font-weight:700;text-transform:uppercase;
  font-size:.85rem;color:var(--dark)}
.testimonial-card .src{color:var(--brand-2);font-weight:600}
.carousel-nav{position:absolute;top:42%;transform:translateY(-50%);z-index:2;width:46px;height:46px;
  border-radius:50%;border:0;background:#fff;color:var(--brand);font-size:1.6rem;cursor:pointer;
  box-shadow:0 8px 20px -8px rgba(0,0,0,.4);display:grid;place-items:center;transition:background .2s,transform .2s}
.carousel-nav:hover{background:var(--brand);color:#fff}
.carousel-nav.prev{left:-8px}.carousel-nav.next{right:-8px}

/* ── Clienti (marquee) ─────────────────────────────────────────────────── */
.logos-marquee{overflow:hidden;padding:2rem 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.logos-track{display:flex;gap:3rem;width:max-content;animation:marquee 32s linear infinite}
.logos-marquee:hover .logos-track{animation-play-state:paused}
.client-logo img{height:110px;width:110px;object-fit:contain;border-radius:14px;filter:grayscale(1);opacity:.75;
  transition:filter .3s,opacity .3s,transform .3s;background:#fff;padding:.4rem;box-shadow:0 8px 20px -14px rgba(0,0,0,.35)}
.client-logo img:hover{filter:grayscale(0);opacity:1;transform:scale(1.06)}
@keyframes marquee{to{transform:translateX(-50%)}}
.clients-cta{margin-top:1.5rem}
.clients-cta p{font-size:1.25rem;font-family:"Montserrat",sans-serif;margin-bottom:1.2rem}

/* ── Video testimonianze ───────────────────────────────────────────────── */
.video-testi{background:linear-gradient(180deg,#faf8f7,#fff)}
.video-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.6rem;margin-top:2rem}
.video-card{margin:0}
.video-thumb{position:relative;display:block;width:100%;aspect-ratio:16/9;border:0;padding:0;cursor:pointer;
  border-radius:14px;overflow:hidden;background:#000;box-shadow:0 16px 36px -22px rgba(0,0,0,.45)}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s,opacity .3s}
.video-thumb:hover img{transform:scale(1.05);opacity:.92}
.video-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:64px;height:64px;border-radius:50%;
  background:rgba(188,62,34,.92);display:grid;place-items:center;box-shadow:0 10px 26px rgba(0,0,0,.45);transition:transform .2s,background .2s}
.video-play::after{content:"";border-style:solid;border-width:12px 0 12px 20px;border-color:transparent transparent transparent #fff;margin-left:5px}
.video-thumb:hover .video-play{transform:translate(-50%,-50%) scale(1.1);background:var(--brand)}
.video-title{margin:.7rem 0 0;font-family:"Montserrat",sans-serif;font-weight:600;font-size:.95rem;color:var(--dark);text-align:center}
.video-frame{position:relative;width:100%;aspect-ratio:16/9;border-radius:14px;overflow:hidden;box-shadow:0 16px 36px -22px rgba(0,0,0,.45)}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* ── Piani ─────────────────────────────────────────────────────────────── */
.plans{background:linear-gradient(180deg,#fff,#faf8f7)}
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem;align-items:stretch}
.plan-card{position:relative;background:#fff;border:1px solid #e7e7e7;border-radius:18px;padding:2.2rem 1.8rem;
  display:flex;flex-direction:column;box-shadow:0 14px 34px -24px rgba(0,0,0,.35);transition:transform .25s}
.plan-card:hover{transform:translateY(-6px)}
.plan-card.featured{border:2px solid var(--brand);box-shadow:0 24px 50px -24px rgba(188,62,34,.45);transform:scale(1.03)}
.plan-card.featured:hover{transform:scale(1.03) translateY(-6px)}
.plan-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;
  font-family:"Montserrat",sans-serif;font-weight:700;font-size:.75rem;text-transform:uppercase;letter-spacing:.5px;
  padding:.4rem 1rem;border-radius:999px;white-space:nowrap}
.plan-name{font-size:1.7rem;font-weight:900;text-align:center;color:var(--brand)}
.plan-tagline{text-align:center;font-family:"Montserrat",sans-serif;font-weight:700;text-transform:uppercase;
  font-size:.9rem;color:var(--dark);margin-bottom:1.4rem}
.plan-features{display:flex;flex-direction:column;gap:.6rem;margin-bottom:1.6rem;flex:1}
.plan-features li{position:relative;padding-left:1.7rem;font-size:.95rem}
.plan-features li::before{content:"✓";position:absolute;left:0;color:var(--brand-2);font-weight:700}

/* ── CTA banner ────────────────────────────────────────────────────────── */
.cta-banner{background:linear-gradient(120deg,#0a8f66 0%,#037a56 55%,#02543c 100%);color:#fff;padding:clamp(2.5rem,6vw,4.5rem) 0;text-align:center}
.cta-banner p{font-family:"Montserrat",sans-serif;font-weight:800;font-size:clamp(1.2rem,2.6vw,1.9rem);
  text-transform:uppercase;max-width:1000px;margin:0 auto;line-height:1.35}
.cta-banner strong{color:#ffe08a}

/* ── Contatto / form ───────────────────────────────────────────────────── */
.contact{background:var(--dark);color:#e9eaec}
.contact .section-title{color:#fff}
.contact-inner{max-width:640px;margin:0 auto;text-align:center}
.contact-sub{font-size:1.3rem;font-family:"Montserrat",sans-serif;font-weight:700;color:#fff}
.contact-text{color:#c7c9cd;margin-bottom:2rem}
.lead-form{background:#fff;border-radius:18px;padding:2rem;text-align:left;color:var(--text);box-shadow:0 24px 50px -24px rgba(0,0,0,.5)}
.lead-form .field{margin-bottom:1rem}
.lead-form label{display:block;font-family:"Montserrat",sans-serif;font-weight:600;font-size:.85rem;
  text-transform:uppercase;letter-spacing:.4px;margin-bottom:.35rem;color:var(--dark)}
.lead-form input[type=text],.lead-form input[type=email],.lead-form input[type=tel],.lead-form textarea{width:100%;padding:.85rem 1rem;
  border:1.5px solid #dcdfe3;border-radius:10px;font:inherit;transition:border-color .2s,box-shadow .2s;resize:vertical}
.lead-form input:focus,.lead-form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(188,62,34,.15);outline:none}
.lead-form .hp{position:absolute;left:-9999px}
.checkbox{display:flex;align-items:flex-start;gap:.6rem;font-size:.9rem;margin:.6rem 0 1.2rem;text-transform:none;letter-spacing:0;font-weight:400}
.checkbox input{margin-top:.25rem;width:18px;height:18px;accent-color:var(--brand)}
.lead-feedback{margin:.8rem 0 0;font-weight:600;font-size:.95rem}
.lead-feedback.ok{color:var(--brand-2)}.lead-feedback.err{color:var(--brand)}
.contact-note{margin-top:1rem;color:#c7c9cd;font-size:.9rem}

/* ── FAQ ───────────────────────────────────────────────────────────────── */
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:.8rem}
.faq-item{background:#fff;border:1px solid #e7e7e7;border-radius:12px;overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:1.1rem 1.4rem;font-family:"Montserrat",sans-serif;
  font-weight:700;font-size:1rem;color:var(--dark);display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.5rem;color:var(--brand);transition:transform .25s;flex:none}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 1.4rem 1.3rem;color:var(--text)}

/* ── Footer ────────────────────────────────────────────────────────────── */
.site-footer{background:#1f2228;color:#b9bdc4;padding-top:2.8rem;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr;gap:1.4rem 2.4rem;padding-bottom:2rem;align-items:start}
.footer-brand img{height:38px;width:auto;background:#fff;padding:5px 9px;border-radius:8px;box-shadow:0 8px 20px -14px rgba(0,0,0,.55)}
.footer-brand p{margin:.8rem 0 0;font-size:.88rem;color:#9aa0a8;white-space:nowrap}
.footer-col h4{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.6px;margin-bottom:.85rem}
.footer-col p{margin:.3rem 0}
.footer-col ul{display:flex;flex-direction:column;gap:.5rem}
.site-footer a{color:#b9bdc4;text-decoration:none}.site-footer a:hover{color:#fff}
.footer-col li{margin:0}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:1.3rem 0;font-size:.85rem;text-align:center}
.footer-bottom>.container>p{margin:0}
.footer-credit{margin-top:.4rem;font-size:.72rem;opacity:.6}
.footer-credit p{margin:0}
.footer-credit a{color:#cfd3d8;text-decoration:none}
.footer-credit a:hover{color:#fff;text-decoration:underline}

/* ── Cookie bar ────────────────────────────────────────────────────────── */
.cookiebar{position:fixed;left:1rem;right:1rem;bottom:1rem;z-index:200;background:#fff;
  border-radius:14px;box-shadow:0 20px 50px -18px rgba(0,0,0,.45);border:1px solid #eee;
  max-width:960px;margin-inline:auto;box-sizing:border-box}
/* annulla la larghezza del .container quando usato dentro la cookie bar (causava overflow su mobile) */
.cookiebar .container{width:auto;max-width:none;margin:0}
.cookiebar-inner{display:flex;align-items:center;gap:1.2rem;padding:1.1rem 1.3rem;flex-wrap:wrap}
.cookiebar-text{margin:0;font-size:.9rem;flex:1 1 220px;min-width:0}
.cookiebar-actions{display:flex;gap:.6rem;flex-wrap:wrap}
.cookiebar .btn{padding:.6rem 1.1rem;font-size:.85rem}

/* Modale preferenze cookie */
.cookie-modal{position:fixed;inset:0;z-index:210;display:flex;align-items:center;justify-content:center;padding:1rem}
.cookie-modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(2px)}
.cookie-modal-box{position:relative;z-index:1;background:#fff;border-radius:16px;max-width:560px;width:100%;
  max-height:86vh;overflow:auto;padding:2rem;box-shadow:0 30px 70px -20px rgba(0,0,0,.55)}
.cookie-modal-box h3{font-size:1.4rem;margin-bottom:.4rem}
.cookie-modal-intro{font-size:.92rem;margin-bottom:1.2rem}
.cookie-modal-x{position:absolute;top:.8rem;right:1rem;background:none;border:0;font-size:1.8rem;line-height:1;color:#9aa0a8;cursor:pointer}
.cookie-cats{display:flex;flex-direction:column;gap:.8rem;margin-bottom:1.4rem}
.cookie-cat{display:flex;gap:.8rem;align-items:flex-start;padding:1rem;border:1px solid #e7e7e7;border-radius:12px;cursor:pointer}
.cookie-cat input{margin-top:.25rem;width:20px;height:20px;accent-color:var(--brand);flex:none}
.cookie-cat-body{display:flex;flex-direction:column;gap:.2rem}
.cookie-cat-name{font-family:"Montserrat",sans-serif;font-weight:700;color:var(--dark)}
.cookie-cat-name em{font-weight:500;color:var(--brand-2);font-style:normal;font-size:.82rem}
.cookie-cat-desc{font-size:.88rem;color:var(--text)}
.cookie-modal-actions{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:flex-end}
.cookie-modal-actions .btn{padding:.7rem 1.2rem;font-size:.9rem}

/* Pulsante flottante riapri preferenze */
.cookie-reopen{position:fixed;left:1rem;bottom:1rem;z-index:150;width:44px;height:44px;border-radius:50%;
  border:0;background:var(--brand-2);color:#fff;display:grid;place-items:center;cursor:pointer;
  box-shadow:0 10px 24px -10px rgba(0,0,0,.5);transition:transform .2s}
.cookie-reopen:hover{transform:scale(1.08)}

@media(max-width:560px){
  .cookie-modal-actions{justify-content:stretch}
  .cookie-modal-actions .btn{flex:1}
  .cookiebar-inner{flex-direction:column;align-items:stretch;gap:.9rem;text-align:center;padding:1.1rem}
  .cookiebar-text{flex:0 0 auto;min-width:0}   /* niente flex-basis 220px = niente altezza vuota */
  .cookiebar-actions{width:100%;flex-direction:column;gap:.5rem}
  .cookiebar-actions .btn{flex:1 1 auto;width:100%}
}

/* ── Torna su ──────────────────────────────────────────────────────────── */
.to-top{position:fixed;right:1.2rem;bottom:1.2rem;z-index:150;width:48px;height:48px;border-radius:50%;
  background:var(--brand);color:#fff;display:grid;place-items:center;font-size:1.3rem;opacity:0;pointer-events:none;
  transform:translateY(12px);transition:opacity .3s,transform .3s;box-shadow:0 10px 24px -10px rgba(188,62,34,.7)}
.to-top.show{opacity:1;pointer-events:auto;transform:none}

/* ── Chatbot widget ────────────────────────────────────────────────────── */
.sb-chat{position:fixed;right:1.4rem;bottom:1.4rem;z-index:170}
.sb-chat-launch{width:58px;height:58px;border-radius:50%;border:0;background:linear-gradient(150deg,#0a8f66,#037a56);
  color:#fff;display:grid;place-items:center;cursor:pointer;box-shadow:0 14px 30px -10px rgba(2,120,85,.7);transition:transform .2s}
.sb-chat-launch:hover{transform:scale(1.06)}
.sb-chat-panel{position:absolute;right:0;bottom:72px;width:min(360px,88vw);height:min(520px,72vh);
  background:#fff;border-radius:16px;box-shadow:0 30px 70px -20px rgba(0,0,0,.5);display:flex;flex-direction:column;overflow:hidden;border:1px solid #e7e7e7}
.sb-chat-head{background:linear-gradient(150deg,#0a8f66,#037a56);color:#fff;padding:.9rem 1rem;display:flex;justify-content:space-between;align-items:center}
.sb-chat-title{display:flex;align-items:center;gap:.5rem;font-family:"Montserrat",sans-serif}
.sb-chat-ai{background:rgba(255,255,255,.25);font-size:.65rem;font-weight:700;padding:.1rem .4rem;border-radius:4px;letter-spacing:.5px}
.sb-chat-close{background:none;border:0;color:#fff;font-size:1.5rem;cursor:pointer;line-height:1}
.sb-chat-note{background:#f4f7f6;color:#5a6b64;font-size:.74rem;padding:.5rem .9rem;border-bottom:1px solid #eee}
.sb-chat-msgs{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.6rem;background:#fbfcfc}
.sb-msg{max-width:82%;padding:.6rem .85rem;border-radius:14px;font-size:.92rem;line-height:1.45;white-space:pre-wrap;word-wrap:break-word}
.sb-msg.me{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:4px}
.sb-msg.bot{align-self:flex-start;background:#eef1f0;color:var(--dark);border-bottom-left-radius:4px}
.sb-msg.typing{opacity:.6;font-style:italic}
.sb-chat-input{display:flex;gap:.5rem;padding:.7rem;border-top:1px solid #eee;background:#fff}
.sb-chat-input input{flex:1;padding:.65rem .8rem;border:1.5px solid #dcdfe3;border-radius:999px;font:inherit}
.sb-chat-input input:focus{outline:none;border-color:var(--brand-2)}
.sb-chat-input button{width:42px;height:42px;border-radius:50%;border:0;background:var(--brand-2);color:#fff;cursor:pointer;flex:none}
:root:has([data-chatbot]:not([hidden])) .to-top{bottom:5.8rem}

/* ── Reveal on scroll ──────────────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media(max-width:900px){
  .hero{display:block;min-height:0;text-align:center}
  .hero-photo{position:static;height:auto;justify-content:center;padding-top:1rem}
  .hero-photo img{height:auto;width:auto;max-width:min(460px,94%);margin:0 auto}
  .hero-grid{justify-content:center;padding:0 0 2rem}
  .hero-card{width:100%;text-align:center}
  .intro-grid{grid-template-columns:1fr}
  .services-grid,.plans-grid{grid-template-columns:1fr}
  .mistakes-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;text-align:center;gap:1.8rem}
  .footer-brand p{white-space:normal}
  .footer-col ul{align-items:center}
  .plan-card.featured{transform:none}
  /* IMPORTANTE: senza questo il backdrop-filter dell'header rende l'header il
     "containing block" del menu fixed → il pannello resta alto quanto l'header. */
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none}
  .main-nav{position:fixed;top:0;right:0;height:100vh;height:100dvh;width:min(330px,86vw);z-index:120;
    background:#fff;flex-direction:column;align-items:flex-start;justify-content:flex-start;
    gap:.4rem;padding:5rem 1.6rem 2rem;overflow-y:auto;
    transform:translateX(100%);transition:transform .3s;box-shadow:-20px 0 50px -20px rgba(0,0,0,.45)}
  .main-nav.open{transform:none}
  .main-nav>ul{flex-direction:column;gap:.2rem;width:100%}
  .main-nav>ul li{width:100%;border-bottom:1px solid #f0f0f0}
  .main-nav>ul a{display:block;padding:.9rem .2rem;font-size:1rem}
  .nav-toggle{display:flex;z-index:130}
}

/* ── Riduzione movimento ───────────────────────────────────────────────── */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .logos-track{animation:none}
}
