/* NOSTOI — editoriale museale: carta, inchiostro, serif. */
:root{
  --carta:#faf8f3;
  --carta-scura:#f1ede3;
  --inchiostro:#1b1813;
  --inchiostro-tenue:#6d665a;
  --oro:#8d6f33;
  --rosso:#8a3324;
  --linea:#d9d2c2;
  --serif:'Cormorant Garamond', Georgia, serif;
  --mono:'IBM Plex Mono', monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--carta);color:var(--inchiostro);
  font:17px/1.6 var(--serif);
  -webkit-font-smoothing:antialiased;
}

/* ---------- testata ---------- */
header.sito{
  display:flex;align-items:baseline;gap:34px;
  padding:26px 5vw;border-bottom:1px solid var(--inchiostro);
}
header.sito .marchio{
  font-size:21px;letter-spacing:.22em;text-decoration:none;color:var(--inchiostro);
}
header.sito .marchio b{font-weight:600}
header.sito nav{display:flex;gap:26px;margin-left:auto}
header.sito nav a{
  font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--inchiostro-tenue);text-decoration:none;padding-bottom:2px;
  border-bottom:1px solid transparent;
}
header.sito nav a:hover,header.sito nav a.attiva{color:var(--oro);border-color:var(--oro)}

main{max-width:1180px;margin:0 auto;padding:0 5vw}

/* ---------- tipografia ---------- */
h1.gigante{
  font-weight:500;font-size:clamp(44px,7vw,96px);line-height:1.02;
  letter-spacing:-.01em;
}
h2.sezione{
  font-family:var(--mono);font-size:11px;letter-spacing:.3em;text-transform:uppercase;
  color:var(--oro);margin:0 0 22px;
}
h2.sezione::after{content:"";display:block;width:48px;border-top:1px solid var(--oro);margin-top:8px}
.occhiello{
  font-family:var(--mono);font-size:11px;letter-spacing:.26em;text-transform:uppercase;
  color:var(--inchiostro-tenue);
}
.corsivo{font-style:italic}
a{color:var(--oro)}

/* ---------- griglia catalogo ---------- */
.griglia{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));
  gap:42px 34px;margin:40px 0 80px;
}
.opera{text-decoration:none;color:var(--inchiostro)}
.opera figure{
  background:var(--carta-scura);aspect-ratio:4/5;display:flex;align-items:center;
  justify-content:center;overflow:hidden;border:1px solid var(--linea);
  transition:border-color .3s;
}
.opera:hover figure{border-color:var(--oro)}
.opera img{width:100%;height:100%;object-fit:contain;mix-blend-mode:multiply;padding:8%}
.opera .senza-foto{font-family:var(--mono);font-size:10px;letter-spacing:.2em;color:var(--inchiostro-tenue)}
.opera h3{font-weight:500;font-size:21px;line-height:1.2;margin:14px 0 4px}
.opera .meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;color:var(--inchiostro-tenue);text-transform:uppercase}

/* ---------- scheda oggetto ---------- */
.scheda-testa{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr);gap:60px;margin:54px 0 70px}
.scheda-testa figure{background:var(--carta-scura);border:1px solid var(--linea);padding:6%}
.scheda-testa img{width:100%;mix-blend-mode:multiply}
.scheda-testa h1{font-weight:500;font-size:clamp(30px,3.6vw,52px);line-height:1.08;margin:10px 0 18px}
dl.dati{border-top:1px solid var(--inchiostro);margin-top:26px}
dl.dati div{display:grid;grid-template-columns:170px 1fr;gap:18px;padding:11px 0;border-bottom:1px solid var(--linea)}
dl.dati dt{font-family:var(--mono);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:var(--inchiostro-tenue);padding-top:4px}
dl.dati dd{font-size:17px}
dl.dati dd a{text-decoration:none;border-bottom:1px solid var(--linea)}

.paragrafo-iccd{margin:0 0 34px}
.paragrafo-iccd h3{
  font-family:var(--mono);font-size:11px;letter-spacing:.22em;text-transform:uppercase;
  color:var(--inchiostro);border-bottom:1px solid var(--inchiostro);padding-bottom:6px;margin-bottom:4px;
}

/* ---------- timeline provenienza ---------- */
.provenienza{margin:70px 0}
.tappe{border-left:1px solid var(--inchiostro);margin-left:7px;padding-left:34px}
.tappa{position:relative;padding:0 0 30px}
.tappa::before{
  content:"";position:absolute;left:-39px;top:7px;width:9px;height:9px;border-radius:50%;
  background:var(--carta);border:1.5px solid var(--inchiostro);
}
.tappa.illecita::before{background:var(--rosso);border-color:var(--rosso)}
.tappa.ritorno::before{background:var(--oro);border-color:var(--oro)}
.tappa .quando{font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--inchiostro-tenue)}
.tappa h4{font-weight:600;font-size:19px;margin:2px 0}
.tappa p{color:var(--inchiostro-tenue);font-size:15.5px;max-width:560px}

/* ---------- hero grafo ---------- */
.hero{position:relative;height:calc(100vh - 78px);min-height:540px;overflow:hidden}
.hero canvas{position:absolute;inset:0;width:100%;height:100%}
.hero .velo{
  position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 50% at 50% 46%, rgba(250,248,243,.92) 0%, rgba(250,248,243,.55) 45%, rgba(250,248,243,0) 75%);
}
.hero .testo{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;
  justify-content:center;text-align:center;pointer-events:none;
}
.hero .testo>*{pointer-events:auto}
.hero .sotto{margin-top:22px;font-size:19px;font-style:italic;color:var(--inchiostro-tenue);max-width:520px}
.bottone{
  display:inline-block;margin-top:34px;font-family:var(--mono);font-size:11px;
  letter-spacing:.28em;text-transform:uppercase;color:var(--inchiostro);
  border:1px solid var(--inchiostro);padding:13px 28px;text-decoration:none;transition:.25s;
}
.bottone:hover{background:var(--inchiostro);color:var(--carta)}
.hero .legenda{
  position:absolute;bottom:24px;left:5vw;font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase;color:var(--inchiostro-tenue);
}

/* ---------- pagina grafo ---------- */
.grafo-pieno{position:relative;height:calc(100vh - 78px)}
.grafo-pieno canvas{position:absolute;inset:0;width:100%;height:100%}
.grafo-pieno .pannello{
  position:absolute;top:22px;left:5vw;background:rgba(250,248,243,.92);
  border:1px solid var(--linea);padding:16px 20px;max-width:300px;
}
.grafo-pieno .pannello h3{font-size:20px;font-weight:600}
.grafo-pieno .pannello .occhiello{margin-bottom:4px}

footer.sito{
  border-top:1px solid var(--inchiostro);margin-top:60px;padding:30px 5vw 50px;
  display:flex;gap:30px;flex-wrap:wrap;align-items:baseline;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;color:var(--inchiostro-tenue);
}
footer.sito a{color:var(--oro);text-decoration:none}

@media(max-width:760px){
  .scheda-testa{grid-template-columns:1fr;gap:30px}
  header.sito{gap:16px;flex-wrap:wrap}
  dl.dati div{grid-template-columns:1fr;gap:2px}
}