/* ===========================================================
   POGGIO D'ESTATE 2026 — foglio di stile
   Palette presa dal nuovo logo: notte, rosso festa, oro luminaria,
   verde smeraldo del rosone.
   =========================================================== */

:root{
  --notte:      #0a1430;
  --notte-2:    #101d40;
  --notte-3:    #16244d;
  --rosso:      #ec4126;
  --rosso-neon: #ff5a3c;
  --oro:        #ffc233;
  --oro-chiaro: #ffe08a;
  --smeraldo:   #2bbfa0;
  --crema:      #fdf7ec;
  --testo:      #f3ecdd;
  --testo-soft: #b9c3dd;

  --font-titolo: "Cormorant Garamond", "Times New Roman", serif;
  --font-testo:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-script: "Dancing Script", "Brush Script MT", cursive;

  --max: 1180px;
  --r: 16px;
  --ombra: 0 20px 60px rgba(0,0,0,.45);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth; -webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--notte);
  color:var(--testo);
  font-family:var(--font-testo);
  font-size:17px;
  line-height:1.7;
  overflow-x:hidden;
}
img{max-width:100%; height:auto; display:block}
a{color:var(--oro); text-decoration:none; transition:color .25s}
a:hover{color:var(--oro-chiaro)}
h1,h2,h3,h4{font-family:var(--font-titolo); font-weight:600; line-height:1.15; margin:0 0 .5em}
h1{font-size:clamp(2.6rem,7vw,5rem)}
h2{font-size:clamp(2rem,4.5vw,3.2rem)}
h3{font-size:clamp(1.25rem,2.4vw,1.7rem)}
p{margin:0 0 1.1em}
.wrap{width:min(100% - 2.5rem, var(--max)); margin-inline:auto}
.skip{position:absolute;left:-9999px}
.skip:focus{left:1rem;top:1rem;z-index:999;background:var(--oro);color:var(--notte);padding:.6rem 1rem;border-radius:8px}
:focus-visible{outline:3px solid var(--oro); outline-offset:3px; border-radius:4px}

/* --- occhiello + titolo sezione --- */
.occhiello{
  font-family:var(--font-testo); font-size:.78rem; font-weight:600;
  letter-spacing:.22em; text-transform:uppercase; color:var(--oro);
  margin:0 0 .6rem;
}
.sezione{padding:clamp(4rem,9vw,7.5rem) 0; position:relative}
.sezione__head{max-width:44rem; margin-bottom:3rem}
.sezione--centro .sezione__head{margin-inline:auto; text-align:center}
.filo{
  width:120px;height:2px;border:0;margin:1.4rem 0;
  background:linear-gradient(90deg,var(--rosso),var(--oro),var(--smeraldo));
}
.sezione--centro .filo{margin-inline:auto}
.testo-soft{color:var(--testo-soft)}

/* --- bottoni --- */
.btn{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.95rem 1.9rem;border-radius:999px;border:0;cursor:pointer;
  font-family:var(--font-testo);font-size:.95rem;font-weight:600;letter-spacing:.04em;
  transition:transform .25s, box-shadow .25s, background .25s, color .25s;
}
.btn--oro{background:linear-gradient(135deg,var(--oro),#ff9d2e);color:#2a1400;box-shadow:0 8px 30px rgba(255,194,51,.32)}
.btn--oro:hover{transform:translateY(-3px);box-shadow:0 14px 40px rgba(255,194,51,.5);color:#2a1400}
.btn--ghost{background:transparent;color:var(--testo);border:1.5px solid rgba(243,236,221,.4)}
.btn--ghost:hover{border-color:var(--oro);color:var(--oro);transform:translateY(-3px)}

/* ===========================================================
   LUMINARIE — filo di lampadine animate
   =========================================================== */
.luminaria{
  display:flex;justify-content:center;gap:clamp(14px,3.2vw,34px);
  padding:0;margin:0;list-style:none;pointer-events:none;
}
.luminaria li{
  width:9px;height:9px;border-radius:50%;
  background:var(--oro);
  box-shadow:0 0 8px var(--oro),0 0 18px rgba(255,194,51,.7);
  animation:brilla 2.4s ease-in-out infinite;
}
.luminaria li:nth-child(3n+1){background:var(--rosso);box-shadow:0 0 8px var(--rosso),0 0 18px rgba(236,65,38,.7)}
.luminaria li:nth-child(3n+2){background:var(--smeraldo);box-shadow:0 0 8px var(--smeraldo),0 0 18px rgba(43,191,160,.7)}
@keyframes brilla{0%,100%{opacity:.35;transform:scale(.85)}50%{opacity:1;transform:scale(1.15)}}
.luminaria--top{
  position:relative;top:0;
  border-top:1px solid rgba(255,194,51,.18);
  padding-top:14px;
}

/* ===========================================================
   HEADER
   =========================================================== */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  padding:.9rem 0;
  transition:padding .35s;
}
/* sfondo/blur su uno pseudo-elemento: mettere backdrop-filter direttamente
   su .site-header lo rende containing block dei figli position:fixed
   (es. il menu mobile), facendolo comparire "a metà" invece che a tutto schermo */
.site-header::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:rgba(10,20,48,0);
  transition:background .35s, backdrop-filter .35s, box-shadow .35s;
}
.site-header.is-stuck{
  padding:.5rem 0;
}
.site-header.is-stuck::before{
  background:rgba(10,20,48,.92);
  backdrop-filter:blur(14px);
  box-shadow:0 6px 30px rgba(0,0,0,.4);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem}
.logo{display:flex;align-items:center;gap:.7rem}
.logo img{width:52px;height:52px;transition:width .35s,height .35s}
.site-header.is-stuck .logo img{width:42px;height:42px}
.logo__testo{display:flex;flex-direction:column;line-height:1}
.logo__testo strong{font-family:var(--font-titolo);font-size:1.15rem;letter-spacing:.12em;color:#fff;font-weight:500}
.logo__testo span{font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--oro);margin-top:3px}

.nav{display:flex;align-items:center;gap:1.8rem}
.nav a{color:var(--testo);font-size:.92rem;font-weight:500;position:relative}
.nav a::after{
  content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;
  background:var(--oro);transition:width .3s;
}
.nav a:hover::after,.nav a[aria-current="page"]::after{width:100%}
.nav a[aria-current="page"]{color:var(--oro)}
.nav__social{display:flex;gap:.9rem;padding-left:1.4rem;border-left:1px solid rgba(243,236,221,.18)}
.nav__social a{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;border:1px solid rgba(243,236,221,.22);transition:all .3s}
.nav__social a:hover{background:var(--oro);border-color:var(--oro);color:var(--notte);transform:translateY(-2px)}
.nav__social svg{width:16px;height:16px;fill:currentColor}

.burger{position:relative;z-index:2;display:none;background:0;border:0;cursor:pointer;padding:.5rem;width:44px;height:44px}
.burger span{display:block;height:2px;background:var(--testo);margin:5px 0;transition:.3s;border-radius:2px}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

@media(max-width:900px){
  .burger{display:block}
  .nav{
    position:fixed;inset:0 0 0 auto;width:min(84vw,340px);
    background:rgba(10,20,48,.98);backdrop-filter:blur(20px);
    flex-direction:column;justify-content:center;gap:2rem;
    transform:translateX(100%);transition:transform .4s cubic-bezier(.4,0,.2,1);
  }
  .nav.is-open{transform:translateX(0)}
  .nav a{font-size:1.3rem;font-family:var(--font-titolo)}
  .nav__social{padding:0;border:0;border-top:1px solid rgba(243,236,221,.18);padding-top:2rem}
}

/* ===========================================================
   HERO
   =========================================================== */
.hero{
  position:relative;min-height:100svh;display:grid;place-items:center;
  text-align:center;padding:8rem 0 5rem;overflow:hidden;
  background:
    radial-gradient(ellipse 80% 50% at 50% 100%, rgba(255,194,51,.15), transparent 70%),
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(43,191,160,.10), transparent 70%),
    linear-gradient(180deg,#060d21 0%,var(--notte) 45%,var(--notte-2) 100%);
}
/* cielo stellato */
.stelle{position:absolute;inset:0;pointer-events:none}
.stelle i{
  position:absolute;width:2px;height:2px;border-radius:50%;background:#fff;
  animation:scintilla 4s ease-in-out infinite;
}
@keyframes scintilla{0%,100%{opacity:.15}50%{opacity:.9}}

/* archi di luminarie in hero */
.archi{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;opacity:.85}
.archi .filo-luce{fill:none;stroke:rgba(255,194,51,.28);stroke-width:1.5}
.archi circle{animation:brilla 3s ease-in-out infinite}

.hero__inner{position:relative;z-index:2;width:min(100% - 2.5rem,900px);margin-inline:auto}
.hero__logo{
  width:clamp(140px,22vw,230px);margin:0 auto 1.5rem;
  animation:ruota 90s linear infinite, entra .9s .1s both cubic-bezier(.2,.8,.3,1);
  filter:drop-shadow(0 0 40px rgba(255,194,51,.35));
}
@keyframes ruota{to{transform:rotate(360deg)}}
/* logo completo (rosone + lettering) in home */
.hero__lockup{
  margin:0 auto 1.4rem;
  width:clamp(215px,30vw,360px);
  font-size:0;                      /* resta un <h1> per Google, ma mostra l'immagine */
}
.hero__lockup img{
  width:100%;height:auto;
  animation:entra 1s .05s both cubic-bezier(.2,.8,.3,1), alone 6s 1s ease-in-out infinite;
  filter:drop-shadow(0 0 34px rgba(255,194,51,.22));
}
@keyframes alone{
  0%,100%{filter:drop-shadow(0 0 30px rgba(255,194,51,.18))}
  50%    {filter:drop-shadow(0 0 52px rgba(255,194,51,.38))}
}

.hero__kicker{
  font-size:.8rem;letter-spacing:.35em;text-transform:uppercase;color:var(--oro);
  margin:0 0 1rem;
}
.hero h1{margin-block:0 .2em;color:#fff;text-shadow:0 4px 40px rgba(0,0,0,.6)}
.hero h1 .script{
  display:block;font-family:var(--font-script);color:var(--rosso-neon);
  font-size:1.15em;font-weight:700;
  text-shadow:0 0 12px rgba(255,90,60,.85),0 0 34px rgba(255,90,60,.45);
  animation:neon 4s ease-in-out infinite;
}
@keyframes neon{
  0%,100%{text-shadow:0 0 12px rgba(255,90,60,.85),0 0 34px rgba(255,90,60,.45)}
  48%{text-shadow:0 0 10px rgba(255,90,60,.7),0 0 26px rgba(255,90,60,.3)}
  50%{text-shadow:0 0 4px rgba(255,90,60,.35)}
  52%{text-shadow:0 0 10px rgba(255,90,60,.7),0 0 26px rgba(255,90,60,.3)}
}
.hero__claim{
  font-family:var(--font-titolo);font-size:clamp(1.1rem,2.4vw,1.6rem);
  font-style:italic;color:var(--oro-chiaro);letter-spacing:.02em;margin:.4rem 0 1.2rem;
}
.hero__date{
  display:inline-flex;align-items:center;gap:.8rem;
  font-size:.85rem;letter-spacing:.2em;text-transform:uppercase;color:var(--testo-soft);
  border:1px solid rgba(255,194,51,.35);border-radius:999px;padding:.55rem 1.4rem;margin-bottom:2.2rem;
}
.hero__cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* ===========================================================
   ANIMAZIONI DI INGRESSO (scroll reveal)
   =========================================================== */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.8,.3,1),transform .8s cubic-bezier(.2,.8,.3,1)}
[data-reveal].is-in{opacity:1;transform:none}
@keyframes entra{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:none}}

/* ===========================================================
   IDENTITÀ / VALORI
   =========================================================== */
.sezione--identita{background:linear-gradient(180deg,var(--notte-2),var(--notte))}
.valori{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.2rem;margin-top:2rem}
.valore{
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid rgba(255,194,51,.14);border-radius:var(--r);
  padding:2rem 1.6rem;transition:transform .4s,border-color .4s,background .4s;
}
.valore:hover{transform:translateY(-8px);border-color:rgba(255,194,51,.45);background:linear-gradient(160deg,rgba(255,194,51,.10),rgba(255,255,255,.02))}
.valore h3{color:var(--oro);font-size:1.3rem;margin-bottom:.4rem}
.valore p{margin:0;font-size:.94rem;color:var(--testo-soft)}
.valore__num{font-family:var(--font-titolo);font-size:.85rem;color:var(--rosso);letter-spacing:.2em;display:block;margin-bottom:.8rem}

/* ===========================================================
   HIGHLIGHTS / EVENTI IN EVIDENZA
   =========================================================== */
.clou{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.3rem}
.clou-card{
  position:relative;border-radius:var(--r);overflow:hidden;
  background:linear-gradient(160deg,var(--notte-3),var(--notte-2));
  border:1px solid rgba(255,194,51,.16);
  padding:1.8rem 1.6rem;display:flex;flex-direction:column;gap:.5rem;
  transition:transform .4s,border-color .4s,box-shadow .4s;
}
.clou-card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:linear-gradient(90deg,var(--rosso),var(--oro),var(--smeraldo));
  transform:scaleX(0);transform-origin:left;transition:transform .5s;
}
.clou-card:hover{transform:translateY(-6px);border-color:rgba(255,194,51,.4);box-shadow:var(--ombra)}
.clou-card:hover::before{transform:scaleX(1)}
.clou-card__data{font-family:var(--font-titolo);color:var(--oro);font-size:1.6rem;line-height:1}
.clou-card__data small{display:block;font-family:var(--font-testo);font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--testo-soft);margin-top:.3rem}
.clou-card h3{margin:.6rem 0 .2rem;font-size:1.25rem;color:#fff}
.clou-card p{font-size:.9rem;color:var(--testo-soft);margin:0}
.clou-card__luogo{margin-top:auto;padding-top:1rem;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--smeraldo)}

/* ===========================================================
   PAGINA EVENTI — filtri + timeline
   =========================================================== */
.filtri{
  display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:.9rem;
}
.filtro{
  background:transparent;border:1px solid rgba(243,236,221,.25);color:var(--testo-soft);
  border-radius:999px;padding:.5rem 1.1rem;font-size:.83rem;font-family:var(--font-testo);
  cursor:pointer;transition:all .28s;
}
.filtro:hover{border-color:var(--oro);color:var(--oro)}
.filtro[aria-pressed="true"]{background:var(--oro);border-color:var(--oro);color:#2a1400;font-weight:600}
.filtri-barra{display:flex;flex-wrap:wrap;gap:1.2rem;align-items:flex-start;justify-content:space-between;margin-bottom:2.5rem}
.conteggio{font-size:.85rem;color:var(--testo-soft);white-space:nowrap;padding-top:.5rem}

.timeline{position:relative;padding-left:0;list-style:none;margin:0}
.timeline::before{
  content:"";position:absolute;left:88px;top:8px;bottom:8px;width:1px;
  background:linear-gradient(180deg,transparent,rgba(255,194,51,.4) 8%,rgba(255,194,51,.4) 92%,transparent);
}
.evento{
  display:grid;grid-template-columns:88px 1fr;gap:0 2.2rem;
  padding:1.4rem 0;position:relative;
  transition:opacity .35s;
}
.evento.is-passato{opacity:.42}
.evento__data{text-align:right;position:relative;padding-right:1.4rem}
.evento__data b{display:block;font-family:var(--font-titolo);font-size:2.1rem;color:var(--oro);line-height:1}
.evento__data span{display:block;font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--testo-soft)}
.evento__data::after{
  content:"";position:absolute;right:-6px;top:9px;width:11px;height:11px;border-radius:50%;
  background:var(--notte);border:2px solid var(--oro);box-shadow:0 0 0 4px var(--notte),0 0 14px rgba(255,194,51,.7);
}
.evento.is-clou .evento__data::after{background:var(--rosso);border-color:var(--rosso);box-shadow:0 0 0 4px var(--notte),0 0 18px rgba(236,65,38,.9)}
.evento__body{
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  border:1px solid rgba(255,255,255,.08);border-left:3px solid rgba(255,194,51,.5);
  border-radius:12px;padding:1.3rem 1.5rem;transition:transform .35s,border-color .35s,background .35s;
}
.evento:hover .evento__body{transform:translateX(6px);border-color:rgba(255,194,51,.35);border-left-color:var(--oro)}
.evento.is-clou .evento__body{border-left-color:var(--rosso)}
.evento__body h3{margin:0 0 .35rem;font-size:1.25rem;color:#fff}
.evento__body p{margin:0 0 .6rem;font-size:.93rem;color:var(--testo-soft)}
.evento__meta{display:flex;flex-wrap:wrap;gap:.5rem .9rem;align-items:center;font-size:.78rem}
.tag{
  display:inline-block;padding:.2rem .7rem;border-radius:999px;
  font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;
  border:1px solid currentColor;
}
.tag--luogo{color:var(--smeraldo)}
.tag--cat{color:var(--oro)}
.tag--clou{color:var(--rosso);background:rgba(236,65,38,.12);border-color:rgba(236,65,38,.5)}
.evento__acura{color:var(--testo-soft);font-style:italic}

@media(max-width:640px){
  .timeline::before{left:52px}
  .evento{grid-template-columns:52px 1fr;gap:0 1.4rem}
  .evento__data{padding-right:.9rem}
  .evento__data b{font-size:1.5rem}
}

/* ===========================================================
   STORIA / CHI SIAMO — blocchi alternati
   =========================================================== */
.duo{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.duo--invertito .duo__media{order:2}
.duo__media img{border-radius:var(--r);box-shadow:var(--ombra)}
.duo__media{position:relative}
.duo__media::after{
  content:"";position:absolute;inset:-14px;border:1px solid rgba(255,194,51,.25);
  border-radius:calc(var(--r) + 10px);pointer-events:none;
}
@media(max-width:820px){.duo{grid-template-columns:1fr}.duo--invertito .duo__media{order:0}}

.citazione{
  font-family:var(--font-titolo);font-style:italic;
  font-size:clamp(1.35rem,3vw,2.1rem);line-height:1.45;color:var(--oro-chiaro);
  text-align:center;max-width:48rem;margin:0 auto;position:relative;padding:2rem 1rem;
}
.citazione::before,.citazione::after{
  content:"“";font-size:5rem;color:var(--rosso);opacity:.35;position:absolute;line-height:1;
}
.citazione::before{top:-.4rem;left:-.5rem}
.citazione::after{content:"”";bottom:-2.2rem;right:-.5rem}

/* ===========================================================
   LUOGHI
   =========================================================== */
.luoghi{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.1rem}
.luogo-card{
  border:1px solid rgba(43,191,160,.22);border-radius:var(--r);
  padding:1.5rem;background:rgba(43,191,160,.05);
  transition:transform .35s,border-color .35s,background .35s;
}
.luogo-card:hover{transform:translateY(-6px);border-color:rgba(43,191,160,.55);background:rgba(43,191,160,.1)}
.luogo-card h3{color:var(--smeraldo);font-size:1.15rem;margin-bottom:.3rem}
.luogo-card p{font-size:.88rem;color:var(--testo-soft);margin:0 0 .8rem}
.luogo-card b{color:var(--oro);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;font-weight:600}

/* ===========================================================
   COME ARRIVARE
   =========================================================== */
.sezione--arrivare{background:linear-gradient(180deg,var(--notte),#060d21)}
.arrivare{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(2rem,5vw,3.5rem);align-items:start}
@media(max-width:900px){.arrivare{grid-template-columns:1fr}}
.mappa{border-radius:var(--r);overflow:hidden;border:1px solid rgba(255,194,51,.2);box-shadow:var(--ombra);min-height:340px}
.mappa iframe{width:100%;height:100%;min-height:340px;border:0;display:block}
.accordion{border-top:1px solid rgba(243,236,221,.14)}
.accordion details{border-bottom:1px solid rgba(243,236,221,.14)}
.accordion summary{
  cursor:pointer;padding:1.15rem .2rem;font-family:var(--font-titolo);font-size:1.25rem;
  color:var(--testo);list-style:none;display:flex;justify-content:space-between;align-items:center;gap:1rem;
  transition:color .25s;
}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary::after{content:"+";color:var(--oro);font-size:1.5rem;transition:transform .3s;font-family:var(--font-testo)}
.accordion details[open] summary{color:var(--oro)}
.accordion details[open] summary::after{transform:rotate(45deg)}
.accordion summary:hover{color:var(--oro)}
.accordion__body{padding:0 .2rem 1.3rem;color:var(--testo-soft);font-size:.94rem}
.accordion__body p:last-child{margin-bottom:0}

/* ===========================================================
   CTA FINALE
   =========================================================== */
.cta-finale{
  text-align:center;padding:clamp(4rem,9vw,7rem) 0;
  background:
    radial-gradient(ellipse 70% 60% at 50% 50%, rgba(236,65,38,.14), transparent 70%),
    var(--notte-2);
}

/* ===========================================================
   FOOTER
   =========================================================== */
.site-footer{background:#060d21;padding:4rem 0 2rem;border-top:1px solid rgba(255,194,51,.14)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2.5rem;margin-bottom:3rem}
@media(max-width:820px){.footer-grid{grid-template-columns:1fr;gap:2rem}}
.site-footer h4{font-family:var(--font-testo);font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--oro);margin:0 0 1rem}
.site-footer ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:.55rem}
.site-footer a{color:var(--testo-soft);font-size:.92rem}
.site-footer a:hover{color:var(--oro)}
.footer-loghi{display:flex;flex-wrap:wrap;align-items:center;gap:1.8rem;padding:2rem 0;border-top:1px solid rgba(243,236,221,.1);border-bottom:1px solid rgba(243,236,221,.1)}
.footer-loghi img{height:52px;width:auto;opacity:.85;transition:opacity .3s}
.footer-loghi img:hover{opacity:1}
.copy{padding-top:1.8rem;font-size:.82rem;color:var(--testo-soft);display:flex;flex-wrap:wrap;gap:.6rem 1.5rem;justify-content:space-between}

/* torna su */
.top{
  position:fixed;right:1.4rem;bottom:1.4rem;z-index:90;
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:var(--oro);color:var(--notte);border:0;cursor:pointer;
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.3s;
  box-shadow:0 8px 26px rgba(255,194,51,.35);
}
.top.is-on{opacity:1;visibility:visible;transform:none}
.top:hover{transform:translateY(-3px)}

/* ===========================================================
   ACCESSIBILITÀ — riduzione movimento
   =========================================================== */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1;transform:none}
}