:root{
  --bg:#141210;
  --surface:#1C1917;
  --border:rgba(245,241,234,.08);
  --teal:#22C3B8;
  --orange:#F5A623;
  --text:#F5F1EA;
  --muted:#9E9892;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,sans-serif;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--teal);text-decoration:none}
h1,h2,h3{font-family:'Space Grotesk',sans-serif;font-weight:700;line-height:1.08;letter-spacing:-.01em}

/* Barra top */
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px clamp(16px,4vw,40px);
  border-bottom:1px solid var(--border);position:sticky;top:0;
  background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(6px);z-index:5;
}
.brand{display:flex;align-items:center;gap:12px}
.wordmark{font-family:'Space Grotesk',sans-serif;font-weight:700;letter-spacing:.02em;font-size:15px}
.w1{color:#fff}.w2{color:var(--orange)}.w3{color:var(--teal)}
.nav a{margin-left:20px;color:var(--muted);font-size:14px;font-weight:500}
.nav a:hover{color:var(--text)}

/* Hero */
.hero{padding:clamp(48px,9vw,104px) clamp(16px,4vw,40px) clamp(40px,6vw,72px);max-width:1080px;margin:0 auto}
.kicker{font-family:ui-monospace,monospace;font-size:12px;letter-spacing:.18em;color:var(--teal);margin-bottom:18px}
.hero-title{font-size:clamp(34px,7vw,64px);max-width:16ch}
.accent-o{color:var(--orange)}
.accent-t{color:var(--teal)}
.hero-sub{color:var(--muted);font-size:clamp(16px,2.4vw,19px);max-width:56ch;margin:20px 0 30px}
.btn{display:inline-block;padding:14px 24px;border-radius:10px;font-weight:600;font-size:15px;transition:transform .12s}
.btn.primary{background:var(--teal);color:#071411}
.btn.primary:hover{transform:translateY(-1px)}

/* Video */
.videos,.contatti{max-width:1080px;margin:0 auto;padding:0 clamp(16px,4vw,40px) clamp(48px,6vw,80px)}
.videos h2,.contatti h2{font-size:clamp(24px,4vw,34px);margin-bottom:24px}
.videos h2{margin-bottom:12px}
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.card img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.card-body{padding:14px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{font-size:16px;font-weight:600;line-height:1.3}
.card .date{color:var(--muted);font-size:13px}
.card .link{margin-top:auto;font-size:14px;font-weight:500}
.state-msg{color:var(--muted);grid-column:1/-1;padding:28px 0;text-align:center}
.state-msg.error{color:#ffb4ab}
.retry{display:inline-block;margin-top:12px;background:var(--surface);border:1px solid var(--border);color:var(--teal);padding:10px 18px;border-radius:8px;font-weight:600;cursor:pointer}

/* Contatti */
.social-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.social-chip{display:inline-flex;align-items:center;gap:9px;padding:12px 18px;border-radius:10px;
  background:var(--surface);border:1px solid var(--border);color:var(--text);font-weight:600;font-size:14px}
.social-chip:hover{border-color:var(--teal)}
.social-chip svg{width:18px;height:18px;flex:none}
.email{color:var(--muted)}
.email a{color:var(--orange);font-weight:500}

.footer{border-top:1px solid var(--border);padding:26px clamp(16px,4vw,40px);max-width:1080px;margin:0 auto;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.foot-note{color:#6f6a63}

@media (max-width:560px){
  .nav a{margin-left:14px;font-size:13px}
  .footer{flex-direction:column;gap:6px}
}