/* ============================================================
   FILO SPINATO — pagina di lettura
   Stessa identità della home: blu = il colore, arancio = il segnale.
   ============================================================ */
:root{
  --blu:        #0047FF;
  --blu-cupo:   #0033B8;
  --arancio:    #FF9500;
  --arancio-caldo:#E87A00;
  --fondo:      #F7F8FA;
  --fondo-alt:  #FFFFFF;
  --inchiostro: #0A0E1A;
  --grigio:     #5B6472;
  --bordo:      rgba(10,14,26,.10);
  --bordo-forte:rgba(10,14,26,.22);
  --ombra:      0 20px 60px rgba(0,71,255,.10);
  --ombra-corta:0 6px 22px rgba(0,71,255,.09);
  --display: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --serif:   "Newsreader", Georgia, "Times New Roman", serif;
  --penna:   "Permanent Marker", "Segoe Print", cursive;
  --e: cubic-bezier(.22,.68,.24,1);
  --t: .22s var(--e);
  --gut: clamp(20px, 5vw, 84px);
  --max: 1360px;
}
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; background:var(--fondo); }
body{
  margin:0; background:var(--fondo); color:var(--inchiostro);
  font-family:var(--serif); font-size:clamp(16px,1.02vw,18px); line-height:1.62;
  overflow-x:hidden; -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
::selection{ background:var(--arancio); color:var(--inchiostro); }
:focus-visible{ outline:2.5px solid var(--arancio); outline-offset:3px; border-radius:2px; }
.wrap{ max-width:var(--max); margin-inline:auto; padding-inline:var(--gut); }
.sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
.skip{
  position:fixed; top:-100px; left:12px; z-index:99;
  background:var(--inchiostro); color:var(--fondo); padding:10px 16px; border-radius:3px;
  font-family:var(--display); font-size:.8rem; transition:top .18s var(--e);
}
.skip:focus{ top:12px; }

/* ---------------- testata ---------------- */
.nav{
  position:sticky; top:0; z-index:40;
  background:rgba(247,248,250,.86); backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--bordo);
}
.nav-in{
  max-width:var(--max); margin-inline:auto; padding:12px var(--gut);
  display:flex; align-items:center; justify-content:space-between; gap:20px;
}
.marchio{ display:flex; align-items:center; gap:10px; }
.marchio svg{ width:30px; height:30px; }
.marchio b{
  font-family:var(--display); font-variation-settings:"wdth" 92,"wght" 800;
  font-size:1.02rem; letter-spacing:-.02em;
}
.menu{ display:flex; gap:clamp(14px,2vw,30px); }
.menu a{
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 560;
  font-size:.82rem; letter-spacing:.02em; color:var(--grigio); transition:color var(--t);
}
.menu a:hover{ color:var(--blu); }
.prog{ height:2px; background:var(--arancio); width:0; transition:width .1s linear; }

/* ---------------- attacco del pezzo ---------------- */
.pezzo-testa{ padding-top:clamp(38px,7vh,84px); padding-bottom:clamp(20px,3vh,34px); }
.briciole{
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 600;
  font-size:.7rem; letter-spacing:.16em; text-transform:uppercase; color:var(--grigio);
  display:flex; gap:10px; align-items:center; margin-bottom:clamp(20px,4vh,40px);
}
.briciole a{ color:var(--grigio); transition:color var(--t); }
.briciole a:hover{ color:var(--blu); }
.briciole .sez-tag{ color:var(--arancio-caldo); }
h1.tit{
  margin:0 0 22px; max-width:19ch;
  font-family:var(--display); font-variation-settings:"wdth" 90,"wght" 800;
  font-size:clamp(2.2rem,6.2vw,5rem); line-height:.98; letter-spacing:-.035em;
}
.sottotit{
  margin:0 0 26px; max-width:52ch;
  font-size:clamp(1.08rem,1.6vw,1.34rem); line-height:1.5; color:var(--grigio);
}
.riga-meta{
  display:flex; flex-wrap:wrap; gap:14px 26px; align-items:center;
  padding-top:18px; border-top:1px solid var(--bordo);
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 520;
  font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--grigio);
}
.riga-meta b{ color:var(--inchiostro); font-variation-settings:"wdth" 100,"wght" 700; }

/* ---------------- corpo del testo ---------------- */
.corpo{
  max-width:66ch; margin-top:clamp(30px,6vh,60px); padding-bottom:clamp(40px,8vh,90px);
  font-size:clamp(1.06rem,1.22vw,1.2rem); line-height:1.72;
}
.corpo > p{ margin:0 0 1.35em; }
.corpo > p:first-of-type::first-letter{
  float:left; font-family:var(--display); font-variation-settings:"wdth" 88,"wght" 820;
  font-size:4.1em; line-height:.78; padding:.06em .12em 0 0; color:var(--blu);
}
.corpo h2{
  margin:2.1em 0 .7em; max-width:24ch;
  font-family:var(--display); font-variation-settings:"wdth" 92,"wght" 760;
  font-size:clamp(1.4rem,2.6vw,2rem); line-height:1.06; letter-spacing:-.025em;
}
.corpo h2::before{
  content:""; display:block; width:44px; height:2px; background:var(--arancio); margin-bottom:16px;
}
.corpo blockquote{
  margin:1.8em 0; padding:2px 0 2px 24px; border-left:3px solid var(--blu);
  font-size:1.16em; line-height:1.42; color:var(--blu-cupo);
  font-variation-settings:normal;
}
.corpo blockquote p{ margin:0; }
.corpo strong{ font-weight:600; background:linear-gradient(transparent 62%, rgba(255,149,0,.4) 62%); }
.corpo em{ font-style:italic; }
.corpo a{ color:var(--blu); border-bottom:1px solid rgba(0,71,255,.35); }
.corpo hr{ border:0; height:1px; background:var(--bordo); margin:2.4em 0; }

/* ---------------- coda ---------------- */
.coda-pezzo{ background:var(--fondo-alt); border-block:1px solid var(--bordo); padding-block:clamp(34px,6vh,66px); }
.firma-coda{
  display:flex; flex-wrap:wrap; align-items:center; gap:18px; max-width:66ch;
}
.firma-coda .bollo{ width:44px; height:44px; flex:none; }
.firma-coda p{ margin:0; color:var(--grigio); font-size:1rem; max-width:46ch; }
.dimmi{
  display:inline-flex; align-items:center; gap:10px; margin-top:26px;
  background:var(--blu); color:#fff; padding:15px 24px; border-radius:3px;
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 700;
  font-size:.82rem; letter-spacing:.06em; text-transform:uppercase;
  transition:background var(--t), transform var(--t);
}
.dimmi:hover{ background:var(--blu-cupo); transform:translateY(-2px); }

.altri{ padding-block:clamp(34px,6vh,66px); }
.altri h2{
  margin:0 0 24px; font-family:var(--penna); font-size:clamp(1.6rem,4vw,2.4rem);
  font-weight:400; letter-spacing:.01em;
}
.salti{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(12px,1.6vw,22px); }
.salto{
  display:block; padding:22px 24px; background:var(--fondo-alt);
  border:1px solid var(--bordo); border-radius:4px; transition:all var(--t);
}
.salto:hover{ border-color:rgba(0,71,255,.32); box-shadow:var(--ombra-corta); transform:translateY(-3px); }
.salto .dove{
  display:block; margin-bottom:10px;
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 680;
  font-size:.66rem; letter-spacing:.17em; text-transform:uppercase; color:var(--arancio-caldo);
}
.salto h3{
  margin:0 0 8px; font-family:var(--display); font-variation-settings:"wdth" 92,"wght" 720;
  font-size:clamp(1.1rem,1.9vw,1.5rem); line-height:1.06; letter-spacing:-.02em;
}
.salto p{ margin:0; font-size:.94rem; color:var(--grigio); line-height:1.5; }
.salto.vuoto{ opacity:.42; pointer-events:none; }

/* ---------------- piede ---------------- */
.piede{ background:var(--inchiostro); color:var(--fondo); padding-block:clamp(40px,7vh,80px); }
.piede-in{ display:flex; flex-wrap:wrap; gap:26px; justify-content:space-between; align-items:flex-start; }
.piede .firma{ font-family:var(--penna); font-size:clamp(1.8rem,4vw,2.6rem); color:var(--arancio); }
.piede .social{ display:flex; flex-wrap:wrap; gap:18px; }
.piede .social a{
  font-family:var(--display); font-variation-settings:"wdth" 100,"wght" 560;
  font-size:.84rem; color:rgba(247,248,250,.72); transition:color var(--t);
}
.piede .social a:hover{ color:var(--arancio); }
.piede .battuta{ margin:26px 0 0; max-width:54ch; color:rgba(247,248,250,.56); font-size:.98rem; }

@media (max-width:720px){
  .salti{ grid-template-columns:1fr; }
  .menu{ display:none; }
  .corpo > p:first-of-type::first-letter{ font-size:3.4em; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition:none !important; scroll-behavior:auto !important; }
}

/* --- pagine semplici: grazie, privacy, 404 --- */
.corpo.piano > p:first-of-type::first-letter{
  float:none; font-family:inherit; font-size:inherit; line-height:inherit;
  padding:0; color:inherit; font-variation-settings:normal;
}
.corpo.piano{ font-size:1.02rem; line-height:1.66; }
.corpo.piano h2{ font-size:clamp(1.15rem,2vw,1.5rem); margin-top:1.9em; }
.corpo.piano ul{ margin:0 0 1.35em; padding-left:1.2em; }
.corpo.piano li{ margin-bottom:.5em; }
.centrata{ min-height:56vh; display:flex; flex-direction:column; justify-content:center; }
.centrata .bollo{ width:56px; height:56px; margin-bottom:26px; }