:root{
  --bg:#070b12;
  --bg-soft:#0f1724;
  --panel:rgba(16,24,38,.76);
  --line:rgba(255,255,255,.1);
  --text:#f4f7fb;
  --muted:#b6c0d2;
  --red:#d7182a;
  --gold:#d1b06b;
  --shadow:0 18px 60px rgba(0,0,0,.38);
  --radius:26px;
  --container:min(1180px, calc(100% - 32px));
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(215,24,42,.12), transparent 25%),
    linear-gradient(180deg, #09101a 0%, #06080d 100%);
  color:var(--text);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:var(--container);margin:0 auto}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,8,14,.72);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(18px);
}
.nav-shell{
  min-height:84px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.brand{display:flex;align-items:center;gap:14px;min-width:0}
.brand img{
  width:56px;height:56px;object-fit:contain;
  border-radius:50%;
  background:#fff;
  box-shadow:0 0 0 2px rgba(255,255,255,.08), 0 10px 30px rgba(0,0,0,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.04}
.brand-text strong{font-size:1rem;letter-spacing:.04em;text-transform:uppercase}
.brand-text span{font-size:.92rem;color:var(--muted)}

.menu{display:flex;align-items:center;gap:8px;list-style:none;margin:0;padding:0}
.menu a{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:42px;padding:0 14px;border-radius:999px;
  color:#e8eefb;font-size:.95rem;
  border:1px solid transparent;
  transition:all .28s ease;
}
.menu a:hover,
.menu a.is-active{
  background:rgba(255,255,255,.05);
  border-color:rgba(255,255,255,.08);
}
.menu-cta{
  background:linear-gradient(135deg, var(--red), #9f0e1d);
  box-shadow:0 10px 28px rgba(215,24,42,.3);
}
.menu-cta:hover{transform:translateY(-1px)}

.menu-toggle{
  display:none;
  width:48px;height:48px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.03);
  padding:0;cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{
  width:18px;height:2px;border-radius:999px;background:#fff;display:block;
  transition:transform .25s ease, opacity .25s ease;
}
.menu-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.hero{
  position:relative;
  padding:88px 0 52px;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 10% 10%, rgba(209,176,107,.08), transparent 28%),
    radial-gradient(circle at 90% 0%, rgba(215,24,42,.1), transparent 30%);
  pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1fr;gap:38px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:8px 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  color:var(--gold);
  letter-spacing:.12em;text-transform:uppercase;font-size:.78rem;font-weight:700;
}
.eyebrow::before{
  content:"";
  width:10px;height:10px;border-radius:50%;background:var(--red);
  box-shadow:0 0 18px rgba(215,24,42,.65);
}
h1,h2,h3,p{margin:0}
.hero h1{
  margin-top:22px;
  font-size:clamp(3rem, 9vw, 6.2rem);
  line-height:.94;
  letter-spacing:-.05em;
  max-width:10ch;
}
.lead{
  margin-top:24px;
  max-width:900px;
  color:var(--muted);
  font-size:clamp(1.05rem,2vw,1.28rem);
}
.hero-actions{
  display:flex;flex-wrap:wrap;gap:14px;
  margin-top:28px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:56px;padding:0 24px;border-radius:999px;
  font-weight:700;transition:transform .28s ease, box-shadow .28s ease, background .28s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{
  background:linear-gradient(135deg, #ef233c, #b2081d);
  box-shadow:0 18px 38px rgba(215,24,42,.32);
}
.btn-secondary{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.1);
}
.stats{
  margin-top:34px;
  display:grid;grid-template-columns:repeat(3, minmax(0,1fr));gap:18px;
}
.stat-card,.info-card,.dimension-card,.price-card,.committee-card,.contact-card,.belt-card{
  background:linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.025));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.stat-card{padding:24px}
.stat-card strong{display:block;font-size:2.4rem;line-height:1}
.stat-card span{display:block;margin-top:10px;color:var(--muted)}

.feature-image{padding:12px 0 18px}
.feature-image .container{
  overflow:hidden;
  border-radius:34px;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--shadow);
}
.feature-image img{
  width:100%;
  max-height:680px;
  object-fit:cover;
  transform:scale(1.01);
}
.cards-section{padding:20px 0 18px}
.cards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.info-card{padding:28px}
.card-kicker{display:block;color:var(--gold);font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:.78rem}
.info-card h2{margin-top:10px;font-size:1.65rem}
.info-card p{margin-top:12px;color:var(--muted);font-size:1.05rem}

.section{padding:34px 0 28px}
.split{
  display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;
}
.split-image-right{grid-template-columns:.95fr 1.05fr}
.split-copy h2{margin-top:14px;font-size:clamp(2rem,4vw,3rem);line-height:1.02}
.split-copy p{margin-top:16px;color:var(--muted)}
.framed-media{
  overflow:hidden;border-radius:32px;border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow);
}
.framed-media img{width:100%;height:100%;object-fit:cover}

.page-hero.compact{padding:74px 0 26px}
.page-hero h1{
  margin-top:18px;
  font-size:clamp(2.6rem,8vw,5rem);
  line-height:.95;
}

.section-heading{max-width:780px;margin-bottom:22px}
.section-heading h2{margin-top:14px;font-size:clamp(2rem,4vw,3rem)}
.section-heading p{margin-top:12px;color:var(--muted)}
.dimension-grid,.pricing-grid,.committee-grid,.belts-grid{
  display:grid;gap:18px;
}
.dimension-grid{grid-template-columns:repeat(4, minmax(0,1fr))}
.dimension-card{padding:26px}
.dimension-number{
  width:44px;height:44px;border-radius:50%;
  background:linear-gradient(135deg, var(--red), #8b0c18);
  display:grid;place-items:center;
  font-weight:800;margin-bottom:16px;
}
.dimension-card h3{font-size:1.2rem}
.dimension-card p{margin-top:10px;color:var(--muted)}
.closing-note{margin-top:20px;color:var(--muted)}

.pricing-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.price-card{padding:30px}
.price-card h2{font-size:1.6rem}
.price-card h2 span{font-size:1rem;color:var(--muted);font-weight:500}
.price-card ul{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}
.price-card li{
  padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.06);
}
.price-card strong{color:var(--gold)}

.belts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.belt-card{padding:24px;position:relative;overflow:hidden}
.belt-card::after{
  content:"";position:absolute;top:0;left:0;right:0;height:10px;opacity:.95
}
.belt-card h2{font-size:1.4rem;margin-bottom:10px}
.belt-card p{margin-top:8px;color:var(--muted)}
.belt-card.yellow::after{background:#f1c40f}
.belt-card.orange::after{background:#e67e22}
.belt-card.green::after{background:#27ae60}
.belt-card.blue::after{background:#2980b9}
.belt-card.brown::after{background:#7f4a28}

.committee-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.committee-card{padding:28px}
.committee-card h2{font-size:1.45rem}
.committee-card p{margin-top:10px;color:var(--muted)}

.contact-card{
  padding:34px;
  max-width:720px;
}
.contact-card h2{font-size:1.8rem}
.contact-card p{margin-top:10px;color:var(--muted)}
.contact-card a{color:var(--gold)}

.site-footer{
  margin-top:58px;
  padding:36px 0 56px;
  border-top:1px solid rgba(255,255,255,.08);
  background:rgba(255,255,255,.02);
}
.footer-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;
}
.site-footer h3{font-size:1rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold)}
.site-footer p,.site-footer a{margin-top:10px;color:var(--muted)}

.reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .8s ease, transform .8s ease;
}
.reveal.is-visible{
  opacity:1;transform:none;
}

@media (max-width: 1080px){
  .menu{
    position:absolute;top:84px;left:16px;right:auto;
    display:none;flex-direction:column;align-items:stretch;
    padding:14px;border-radius:24px;
    background:rgba(8,12,20,.98);
    border:1px solid rgba(255,255,255,.08);
    box-shadow:var(--shadow);
  }
  .nav-shell {
    justify-content: flex-start; /* tutti a sinistra di default */
    position: relative;          /* necessario per il menu assoluto */
  }  
  .menu.is-open{display:flex}
  .menu a{justify-content:flex-start;padding:0 16px}
  .menu-toggle{display:flex;order:1;margin-left:0;}
  .brand{order:2;position: absolute;right:16px;top:50%;transform:translateY(-50%);}
  .brand-text{display:none}
  .stats,.cards-grid,.dimension-grid,.pricing-grid,.committee-grid,.footer-grid,.belts-grid,.split{grid-template-columns:1fr}
}

@media (max-width: 720px){
  :root{--container:min(100% - 20px, 1180px)}
  .nav-shell{min-height:74px}
  .brand img{width:48px;height:48px}
  .hero{padding-top:56px}
  .hero h1,.page-hero h1{max-width:none}
  .hero-actions{flex-direction:column;align-items:stretch}
  .btn{width:100%}
  .stat-card,.info-card,.dimension-card,.price-card,.committee-card,.contact-card,.belt-card{border-radius:22px}
  .feature-image .container,.framed-media{border-radius:24px}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .btn,.menu a,.menu-toggle span{transition:none}
}




.sponsor-marquee {
  overflow: hidden;
  width: 100%;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.sponsor-track {
  display: flex;
  align-items: center;
  gap: 24px;
  width: max-content;
  animation: sponsorScroll 16s linear infinite;
}

.sponsor-card {
  width: 320px;
  min-height: 140px;
  background: #ffffff;
  border-radius: 16px;
  padding: 18px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 16px 40px rgba(0,0,0,0.28);
}

.sponsor-card img {
  display: block;
  max-width: 100%;
  max-height: 90px;
  height: auto;
  width: auto;
  object-fit: contain;
}

.sponsor-card-intersport img {
  margin-left: auto;
  margin-right: auto;
}

.sponsor-card-stadio img {
  margin-left: auto;
  margin-right: auto;
}

@keyframes sponsorScroll {
  from { transform: translateX(0); }
  to { transform: translateX(calc(-50% - 12px)); }
}