/* LA VIA DELLA CROCE · L'Archivio delle fonti · Tomo V · cuoio scuro e oro antico */
.arc-root{--a-cuoio:#1b1309;--a-cuoio-2:#2e2110;--a-cuoio-luce:#4a3718;--a-oro:#c5a028;--a-oro-2:#8a6a16;--a-oro-luce:#fff3c4;--a-carta:#f6ecd4;--a-carta-2:#efe2c4;--a-inchiostro:#2b1d0e;--a-filo:#d9c89a;
  --a-serif:'Libre Baskerville',Georgia,'Times New Roman',serif;--a-display:'Cinzel',Georgia,serif;--a-corsivo:'Cormorant Garamond',Georgia,serif;
  --a-lamina:linear-gradient(100deg,#8a6a16 0%,#e2c25a 35%,#fff3c4 50%,#e2c25a 65%,#8a6a16 100%);
  position:relative;font-family:var(--a-serif);color:var(--a-inchiostro);line-height:1.6;font-size:16px;background:var(--a-cuoio);
  background-image:radial-gradient(ellipse at 50% 0%,var(--a-cuoio-luce) 0%,transparent 55%),radial-gradient(ellipse at 50% 100%,var(--a-cuoio-2) 0%,transparent 60%),repeating-linear-gradient(0deg,rgba(255,255,255,.012) 0 1px,transparent 1px 3px);
  box-shadow:inset 0 0 120px rgba(0,0,0,.6);padding:0 0 40px;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}
.arc-root *,.arc-root *::before,.arc-root *::after{box-sizing:border-box}
.arc-root a{color:inherit;text-decoration:none}
.arc-root button{font-family:inherit;cursor:pointer}
.arc-root img{-webkit-user-drag:none}
/* testa */
.arc-testa{position:sticky;top:0;z-index:5;display:flex;flex-wrap:wrap;align-items:center;gap:14px 26px;padding:16px 28px;background:linear-gradient(180deg,rgba(27,19,9,.98),rgba(27,19,9,.92));border-bottom:1px solid rgba(197,160,40,.35);backdrop-filter:blur(4px)}
.arc-marchio b{display:block;font-family:var(--a-display);font-weight:800;letter-spacing:.16em;font-size:1.05rem;background:var(--a-lamina);-webkit-background-clip:text;background-clip:text;color:transparent}
.arc-marchio i{display:block;font-family:var(--a-corsivo);font-size:.98rem;color:#e9dcb8;letter-spacing:.02em}
.arc-vie{display:flex;gap:6px}
.arc-vie button{font-family:var(--a-display);font-size:.66rem;letter-spacing:.2em;text-transform:uppercase;color:#f1e6c8;background:rgba(255,255,255,.05);border:1px solid rgba(197,160,40,.4);border-radius:999px;padding:9px 16px;transition:background .25s,color .25s}
.arc-vie button:hover,.arc-vie button.is-on{background:var(--a-oro);color:var(--a-cuoio);border-color:var(--a-oro)}
.arc-cerca{display:flex;margin-left:auto;background:rgba(255,255,255,.07);border:1px solid rgba(197,160,40,.4);border-radius:999px;overflow:hidden}
.arc-cerca input{background:none;border:0;color:#f6ecd4;font-family:var(--a-corsivo);font-size:1rem;padding:8px 16px;width:min(300px,50vw);outline:none}
.arc-cerca input::placeholder{color:#b9a981}
.arc-cerca button{background:none;border:0;color:var(--a-oro);font-size:1.2rem;padding:0 14px}
.arc-corpo{max-width:1320px;margin:0 auto;padding:28px 24px 0}
.arc-carico{text-align:center;padding:80px 20px;font-family:var(--a-display);letter-spacing:.3em;font-size:.8rem;color:var(--a-oro)}
.arc-intro{max-width:820px;margin:0 auto 10px;text-align:center;font-family:var(--a-corsivo);font-size:1.25rem;line-height:1.55;color:#f1e6c8}
.arc-vuoto{font-family:var(--a-corsivo);font-size:1.15rem;color:#d9ccaa;padding:4px 0 0 68px;margin:-8px 0 0}
.arc-periodo:has(.arc-vuoto){margin-bottom:14px}
.arc-pie{text-align:center;padding:34px 20px 0;font-family:var(--a-display);font-size:.62rem;letter-spacing:.2em;text-transform:uppercase;color:var(--a-oro);line-height:2}
.arc-briciole{font-family:var(--a-display);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#d9ccaa;margin-bottom:18px}
.arc-briciole a{border-bottom:1px solid transparent}.arc-briciole a:hover{border-color:var(--a-oro);color:var(--a-oro-luce)}
.arc-sez-testa{text-align:center;margin:10px auto 30px;max-width:760px}
.arc-sez-testa h2{font-family:var(--a-display);font-weight:700;font-size:clamp(1.4rem,3vw,2.1rem);letter-spacing:.05em;color:#f6efe0;margin:6px 0}
.arc-sez-testa p{font-family:var(--a-corsivo);font-style:italic;font-size:1.2rem;color:#d9ccaa;margin:0}
/* periodi e scaffali */
.arc-periodo{margin:0 0 40px;padding:18px 0 0;border-top:1px solid rgba(197,160,40,.25)}
.arc-periodo__testa{display:flex;align-items:center;gap:16px;margin-bottom:18px}
.arc-periodo__n{width:52px;height:52px;border-radius:50%;background:var(--c);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--a-display);font-weight:800;font-size:1.3rem;box-shadow:0 0 0 2px #fff6dc,0 0 0 4px var(--c)}
.arc-periodo__sup,.arc-tomo__sup{display:block;font-family:var(--a-display);font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--a-oro)}
.arc-periodo h2{font-family:var(--a-display);font-weight:700;font-size:1.4rem;letter-spacing:.04em;color:#f6efe0;margin:2px 0 0}
.arc-scaffale{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:22px;padding:18px 18px 22px;background:linear-gradient(180deg,rgba(0,0,0,.25),rgba(0,0,0,.45));border:1px solid rgba(197,160,40,.3);border-bottom:10px solid #3a2a12;border-radius:6px;box-shadow:inset 0 -12px 20px rgba(0,0,0,.4)}
.arc-tomo{position:relative;display:grid;grid-template-columns:96px 1fr;gap:14px;background:var(--a-carta);border-radius:4px;padding:12px 14px 12px 0;box-shadow:0 0 0 1px var(--a-oro-2),0 0 0 4px var(--a-carta),0 0 0 5px var(--a-oro),0 18px 40px rgba(0,0,0,.5);transition:transform .3s}
.arc-tomo:hover{transform:translateY(-4px)}
.arc-tomo__dorso{position:absolute;left:0;top:0;bottom:0;width:10px;background:linear-gradient(90deg,var(--c,#8a6a16),#000 180%);border-radius:4px 0 0 4px}
.arc-tomo__cop{margin-left:14px;height:118px;overflow:hidden;border:1px solid var(--a-filo);background:#2a1a0c}
.arc-tomo__cop img{width:100%;height:100%;object-fit:cover;object-position:top}
.arc-tomo__vuota{width:100%;height:100%;background:repeating-linear-gradient(45deg,#e9dcb8 0 6px,#d9c89a 6px 12px)}
.arc-tomo h3{font-family:var(--a-serif);font-weight:700;font-size:1rem;line-height:1.2;margin:3px 0 6px}
.arc-tomo p{font-family:var(--a-corsivo);font-size:.98rem;line-height:1.3;color:#4a3a1c;margin:0 0 6px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.arc-tomo small{font-family:var(--a-display);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;color:var(--a-oro-2)}
/* testata e numeri */
.arc-testata{background:var(--a-carta);padding:28px 30px 30px;box-shadow:0 0 0 1px var(--a-oro-2),0 0 0 6px var(--a-carta),0 0 0 7px var(--a-oro),0 30px 70px rgba(0,0,0,.6)}
.arc-testata__testa{display:flex;gap:24px;align-items:flex-start;margin-bottom:24px;padding-bottom:20px;border-bottom:2px solid transparent;border-image:var(--a-lamina) 1}
.arc-testata__cop{width:150px;border:1px solid var(--a-filo);box-shadow:0 10px 24px rgba(0,0,0,.3)}
.arc-testata h2{font-family:var(--a-display);font-weight:800;font-size:clamp(1.3rem,3vw,2rem);margin:4px 0 10px;color:var(--c)}
.arc-testata__descr{font-family:var(--a-corsivo);font-size:1.2rem;line-height:1.45;margin:0 0 8px}
.arc-testata__nota{font-size:.88rem;color:#5a4a2a;margin:0}
.arc-numeri{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:18px}
.arc-numero{display:flex;flex-direction:column;background:#fff;border:1px solid var(--a-filo);border-radius:6px;overflow:hidden;box-shadow:0 6px 18px rgba(0,0,0,.12);transition:transform .25s,box-shadow .25s}
.arc-numero:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(0,0,0,.2)}
.arc-numero img{width:100%;height:200px;object-fit:cover;object-position:top;border-bottom:1px solid var(--a-filo);background:#eee}
.arc-numero__vuota{height:200px;display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(45deg,#f6ecd4 0 8px,#efe2c4 8px 16px);font-family:var(--a-display);font-size:.8rem;letter-spacing:.2em;color:var(--a-oro-2)}
.arc-numero__testo{padding:10px 12px 12px;display:flex;flex-direction:column;gap:3px}
.arc-numero b{font-size:.95rem;line-height:1.2}
.arc-numero small{font-family:var(--a-corsivo);font-size:.95rem;color:#4a3a1c;line-height:1.25}
.arc-numero em{font-family:var(--a-display);font-style:normal;font-size:.56rem;letter-spacing:.12em;text-transform:uppercase;color:var(--a-oro-2);margin-top:4px}
.arc-numeri--storie .arc-numero img{height:240px;object-position:center top}
/* ricerca */
.arc-trovato{background:var(--a-carta);padding:14px 18px;margin-bottom:10px;border-radius:6px;border-left:6px solid var(--a-oro)}
.arc-trovato>a b{font-size:1rem}.arc-trovato>a small{font-family:var(--a-corsivo);color:#5a4a2a;margin-left:8px}
.arc-trovato__hit{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.arc-trovato__hit a,.arc-trovato__hit span{font-size:.82rem;background:#fff;border:1px solid var(--a-filo);border-radius:999px;padding:3px 10px}
.arc-trovato__hit a:hover{background:var(--a-oro-luce)}
/* il documento */
.arc-doc{display:grid;grid-template-columns:minmax(300px,2fr) minmax(0,3fr);gap:0;background:var(--a-carta);box-shadow:0 0 0 1px var(--a-oro-2),0 0 0 6px var(--a-carta),0 0 0 7px var(--a-oro),0 30px 70px rgba(0,0,0,.6)}
.arc-doc--solo-testo{grid-template-columns:1fr}
.arc-pagine{position:sticky;top:92px;align-self:start;max-height:calc(100vh - 110px);display:flex;flex-direction:column;background:#2a1a0c;color:#f6ecd4;padding:12px}
.arc-pagine__testa{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:8px}
.arc-pagine__testa>span{font-family:var(--a-display);font-size:.6rem;letter-spacing:.26em;color:var(--a-oro)}
.arc-pagine__nav{display:flex;align-items:center;gap:6px}
.arc-pagine__nav button{width:30px;height:30px;border-radius:50%;border:1px solid rgba(197,160,40,.5);background:rgba(255,255,255,.06);color:#f6ecd4;font-size:18px;line-height:1}
.arc-pagine__nav b{font-family:var(--a-display);font-size:.7rem;letter-spacing:.1em;min-width:56px;text-align:center}
.arc-pagine__vis{flex:1;min-height:0;overflow:auto;background:#1b1309;border:1px solid rgba(197,160,40,.3);cursor:zoom-in;display:flex;justify-content:center}
.arc-pagine__vis img{width:100%;height:auto;display:block}
.arc-pagine__mini{display:flex;gap:6px;overflow-x:auto;padding:8px 0 0}
.arc-pagine__mini img{height:64px;width:auto;border:2px solid transparent;cursor:pointer;opacity:.7;background:#fff}
.arc-pagine__mini img.is-on,.arc-pagine__mini img:hover{border-color:var(--a-oro);opacity:1}
.arc-testo{padding:34px 40px 40px;min-width:0}
.arc-testo__testa{text-align:center;margin-bottom:26px;padding-bottom:20px;border-bottom:2px solid transparent;border-image:var(--a-lamina) 1}
.arc-testo h1{font-family:var(--a-display);font-weight:800;font-size:clamp(1.4rem,3vw,2.1rem);letter-spacing:.04em;line-height:1.15;margin:6px 0 10px;color:var(--c)}
.arc-testo__dati{display:flex;justify-content:center;gap:16px;font-family:var(--a-display);font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--a-oro-2)}
.arc-testo__motto{font-family:var(--a-corsivo);font-style:italic;font-size:1.15rem;color:#5a4a2a;margin:12px 0 0}
.arc-testo__intro{font-family:var(--a-corsivo);font-size:1.2rem;line-height:1.5;margin:14px auto 0;max-width:640px}
.arc-carta{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:14px}
.arc-carta a{display:inline-flex;align-items:center;gap:8px;font-family:var(--a-display);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:#2a1a0c;background:linear-gradient(135deg,#8a6a16,#c5a028 40%,#fff3c4 55%,#c5a028 70%,#8a6a16);border:1px solid #8a6a16;border-radius:999px;padding:8px 16px}
.arc-carta a i{width:8px;height:8px;border-radius:50%;background:#8b1d2c;box-shadow:0 0 0 2px #fff}
.arc-crono{margin:0 0 26px;padding:16px 20px;background:rgba(255,255,255,.5);border:1px solid var(--a-filo);border-radius:8px}
.arc-crono h2{font-family:var(--a-display);font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--a-oro-2);margin:0 0 10px}
.arc-crono ol{list-style:none;margin:0;padding:0}
.arc-crono li{display:grid;grid-template-columns:90px 1fr;gap:12px;padding:6px 0;border-top:1px dashed var(--a-filo);font-size:.95rem;line-height:1.4}
.arc-crono li b{font-family:var(--a-display);font-size:.78rem;color:var(--c)}
.arc-crono li em{font-style:normal;font-weight:700;color:#5a4a2a}
.arc-indice{margin:0 0 26px;padding:14px 18px;background:rgba(255,255,255,.45);border:1px solid var(--a-filo);border-radius:8px}
.arc-indice span{display:block;font-family:var(--a-display);font-size:.62rem;letter-spacing:.3em;color:var(--a-oro-2);margin-bottom:8px}
.arc-indice ol{columns:2;column-gap:34px;column-fill:balance;margin:0;padding-left:20px;font-size:.9rem;line-height:1.5}
.arc-indice a.is-on{font-weight:700;color:var(--c)}
.arc-indice a:hover{text-decoration:underline}
.arc-art{margin:0 0 34px;scroll-margin-top:100px}
.arc-art h2{font-family:var(--a-serif);font-weight:700;font-size:1.35rem;line-height:1.2;margin:0 0 4px;color:var(--c)}
.arc-art__orig{font-family:var(--a-display);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:#8a7a5a;margin-bottom:10px}
.arc-art__sotto{font-family:var(--a-corsivo);font-style:italic;font-size:1.1rem;margin:0 0 10px}
.arc-art p{font-size:1.02rem;line-height:1.72;margin:0 0 .9em;text-align:justify;hyphens:auto}
.arc-art p:first-of-type::first-letter{font-family:var(--a-display);font-size:2.6em;float:left;line-height:.85;padding:4px 8px 0 0;color:var(--c)}
.arc-art__verso{font-family:var(--a-corsivo);font-size:1.12rem;text-align:left!important;padding-left:24px;white-space:pre-line}
.arc-art__firma{text-align:right!important;font-style:italic}
.arc-art__pag{font-family:var(--a-display);font-size:.58rem;letter-spacing:.14em;text-transform:uppercase;color:var(--a-oro-2);background:none;border:1px solid var(--a-filo);border-radius:999px;padding:4px 12px}
.arc-art__pag:hover{background:var(--a-oro-luce)}
.arc-fonte{font-family:var(--a-display);font-size:.6rem;letter-spacing:.1em;color:#8a7a5a;line-height:1.6;border-top:1px dashed var(--a-filo);padding-top:10px}
/* la pagina a tutto schermo */
.arc-luce{position:fixed;inset:0;z-index:99999;background:rgba(20,12,4,.96);display:flex;flex-direction:column;align-items:center;padding:16px;user-select:none}
.arc-luce__sc{flex:1;min-height:0;overflow:auto;width:100%;display:flex;justify-content:center}
.arc-luce__sc img{max-width:min(100%,1100px);height:auto;box-shadow:0 30px 80px rgba(0,0,0,.8)}
.arc-luce__x{position:absolute;top:14px;right:18px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(243,231,201,.5);background:rgba(0,0,0,.4);color:#f3e7c9;font-size:26px}
.arc-luce__nav{display:flex;align-items:center;gap:16px;padding:12px 0 0;color:#f3e7c9;font-family:var(--a-display);font-size:.7rem;letter-spacing:.14em}
.arc-luce__nav button{background:rgba(255,255,255,.08);border:1px solid rgba(197,160,40,.5);color:#f3e7c9;border-radius:999px;padding:8px 16px;font-family:var(--a-display);font-size:.62rem;letter-spacing:.14em;text-transform:uppercase}
@media (max-width:900px){
  .arc-doc{grid-template-columns:1fr}
  .arc-pagine{position:relative;top:0;max-height:none}
  .arc-pagine__vis{max-height:60vh}
  .arc-testo{padding:22px 18px 30px}
  .arc-indice ol{columns:1}
  .arc-testa{padding:12px 14px}.arc-cerca{margin-left:0;width:100%}.arc-cerca input{width:100%}
  .arc-corpo{padding:18px 12px 0}
  .arc-testata{padding:18px 14px}.arc-testata__testa{flex-direction:column}
  .arc-tomo{grid-template-columns:80px 1fr}
}

.arc-ritratto{display:block;width:150px;height:180px;object-fit:cover;object-position:top;margin:10px auto 6px;border-radius:50% 50% 8px 8px;border:3px solid #fff;box-shadow:0 0 0 2px var(--a-oro),0 14px 30px rgba(0,0,0,.35)}

/* immagini dei reperti e dei manoscritti (al posto delle pagine originali) */
.arc-pagine--img .arc-pagine__vis{cursor:zoom-in;background:#1b1309}
.arc-pagine--img .arc-pagine__vis img{object-fit:contain;max-height:62vh}
.arc-pagine__did{padding:8px 2px 0;font-family:var(--a-serif,Georgia,serif);font-size:.82rem;line-height:1.35;color:#f6ecd4}
.arc-pagine__did b{display:block;font-weight:400}
.arc-pagine__did small{display:block;margin-top:3px;font-size:.66rem;color:#c9b27a;font-style:italic}
.arc-luce__did{max-width:900px;text-align:center;padding:10px 0 0;color:#f6ecd4;font-size:.95rem;line-height:1.4}
.arc-luce__did b{font-weight:400;display:block}
.arc-luce__did small{display:block;color:#c9b27a;font-style:italic;font-size:.74rem;margin-top:3px}
.arc-storie__periodo{display:flex;align-items:center;gap:14px;margin:26px 0 10px;padding-bottom:8px;border-bottom:2px solid var(--c,#8a6a16)}
.arc-storie__periodo h3{margin:0;font-family:var(--a-display);font-size:1.05rem;color:#2a1a0c}
.arc-storie__periodo .arc-periodo__n{background:var(--c)}

/* pulsanti tondi: il tema del sito (Astra) impone ai <button> padding, line-height e font-size propri, che rimpiccioliscono e abbassano i segni ‹ › ⤢ × */
.arc-root .arc-pagine__nav button,.arc-root .arc-luce__x,.arc-luce .arc-luce__x,.arc-luce .arc-luce__nav button,.arc-root .arc-cerca button{padding:0!important;margin:0!important;line-height:1!important;display:inline-flex!important;align-items:center!important;justify-content:center!important;box-sizing:border-box!important;text-transform:none!important;letter-spacing:0!important;box-shadow:none!important;min-height:0!important;font-family:Georgia,'Times New Roman',serif!important}
.arc-root .arc-pagine__nav button{font-size:20px!important;width:30px!important;height:30px!important}
.arc-root .arc-luce__x,.arc-luce .arc-luce__x{font-size:28px!important;width:44px!important;height:44px!important}
.arc-luce .arc-luce__nav button{padding:8px 16px!important;font-family:var(--a-display)!important;font-size:.62rem!important;letter-spacing:.14em!important;text-transform:uppercase!important;height:auto!important}
.arc-root .arc-cerca button{font-size:1.2rem!important;padding:0 14px!important;height:100%!important}
.arc-root .arc-vie button{line-height:1.2!important;padding:9px 16px!important;min-height:0!important;box-shadow:none!important}