/* =========================================================================
   ANFI Bergamo — stylesheet principale
   Direzione: istituzionale Fiamme Gialle. Grigio-verde + oro, Marcellus.
   ========================================================================= */

:root{
  --ground:#F4F2EC; --surface:#FBFAF6; --surface-2:#ECE9DF;
  --ink:#191F1A; --ink-soft:#3F4A41; --muted:#6E7F72; --line:#D8D3C6;
  --field:#3B4E43; --field-2:#31423A;
  --gold:#C9A24B; --gold-deep:#A9832F;
  --on-field:#EDE9DD; --on-field-soft:#B7BEB2;
  --shadow:0 1px 2px rgba(25,31,26,.06),0 8px 24px rgba(25,31,26,.06);
  --wrap:1180px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#141A16; --surface:#1A211C; --surface-2:#212a24;
    --ink:#ECEAE0; --ink-soft:#C3Cabc; --muted:#8b9a8e; --line:#2c3730;
    --field:#0F1512; --field-2:#0b0f0d;
    --gold:#D8B45E; --gold-deep:#C9A24B;
    --on-field:#EDE9DD; --on-field-soft:#9aa397;
    --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"]{
  --ground:#141A16; --surface:#1A211C; --surface-2:#212a24;
  --ink:#ECEAE0; --ink-soft:#C3Cabc; --muted:#8b9a8e; --line:#2c3730;
  --field:#0F1512; --field-2:#0b0f0d;
  --gold:#D8B45E; --gold-deep:#C9A24B;
  --on-field:#EDE9DD; --on-field-soft:#9aa397;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--ground);color:var(--ink);font-family:"Source Sans 3",system-ui,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:"Marcellus",Georgia,serif;font-weight:400;line-height:1.14;text-wrap:balance;letter-spacing:.01em}
.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:28px}
.eyebrow{text-transform:uppercase;letter-spacing:.26em;font-size:.72rem;font-weight:600;color:var(--gold-deep)}
.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 24px;border-radius:2px;font-weight:700;font-size:.92rem;letter-spacing:.02em;transition:.22s;cursor:pointer;border:1px solid transparent}
.btn-gold{background:var(--gold);color:#20180a}
.btn-gold:hover{background:#dcb75f;transform:translateY(-1px)}
.btn-ghost{border-color:rgba(237,233,221,.28);color:var(--on-field)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold)}

.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:12px;top:12px;z-index:200;background:var(--ink);color:var(--ground);padding:10px 16px;border-radius:3px}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ---------- Navigazione ---------- */
.site-nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb, var(--ground) 90%, transparent);backdrop-filter:saturate(1.1) blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:flex;align-items:center;gap:13px;margin-right:auto}
.brand .crest{width:38px;height:44px;flex:none}
.brand-txt b{font-family:"Marcellus",serif;font-size:1.06rem;letter-spacing:.03em;display:block}
.brand-txt span{font-size:.68rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-top:2px}
.links-menu{display:flex;gap:26px;list-style:none;align-items:center}
.links-menu a{font-size:.86rem;font-weight:600;color:var(--ink-soft);position:relative;padding:6px 0;display:block}
.links-menu a::after{content:"";position:absolute;left:0;bottom:-1px;width:0;height:2px;background:var(--gold);transition:width .25s}
.links-menu a:hover{color:var(--ink)}
.links-menu a:hover::after,.links-menu .current-menu-item>a::after{width:100%}
.links-menu .sub-menu{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:8px;min-width:210px;box-shadow:var(--shadow);display:none;flex-direction:column;gap:2px;margin-top:8px}
.links-menu li{position:relative}
.links-menu li:hover>.sub-menu{display:flex}
.links-menu .sub-menu a{padding:8px 12px;font-weight:600}
.nav-cta{font-size:.82rem;font-weight:700;border:1px solid var(--line);padding:9px 16px;border-radius:2px;transition:.2s}
.nav-cta:hover{background:var(--ink);color:var(--ground);border-color:var(--ink)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--ink);transition:.25s}

@media(max-width:900px){
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .links{position:fixed;inset:72px 0 auto 0;background:var(--ground);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:max-height .3s ease}
  .links.open{max-height:80vh;overflow:auto}
  .links-menu{flex-direction:column;gap:0;padding:8px 28px 24px}
  .links-menu>li{border-bottom:1px solid var(--line)}
  .links-menu a{padding:14px 0}
  .links-menu .sub-menu{position:static;display:flex;border:0;box-shadow:none;padding:0 0 8px 16px;background:none}
  .nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
  .nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--field);color:var(--on-field);padding:104px 0 92px;overflow:hidden;min-height:78vh;display:flex;align-items:center}
.hero-bg{position:absolute;inset:0;z-index:0}
.hero-bg .shot{position:absolute;inset:0;opacity:0;background-size:cover;background-position:center;animation-name:anfi-cf;animation-iteration-count:infinite;animation-timing-function:ease}
/* keyframe tarato su 4 scatti (finestra visibile ~25% per scatto) */
@keyframes anfi-cf{0%{opacity:0}3%{opacity:.55}22%{opacity:.55}25%{opacity:0}100%{opacity:0}}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:
  radial-gradient(120% 90% at 85% -10%, rgba(201,162,75,.16), transparent 58%),
  linear-gradient(100deg, var(--field) 2%, rgba(29,37,32,.78) 40%, rgba(29,37,32,.12) 100%),
  linear-gradient(0deg, rgba(20,26,22,.80), transparent 52%)}
.hero::after{content:"";position:absolute;inset:0;z-index:1;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px);background-size:100% 34px;mix-blend-mode:overlay;pointer-events:none}
.hero-in{position:relative;top:5px;z-index:2;max-width:820px}
.hero .crest{width:66px;height:76px;margin-bottom:24px}
.hero .eyebrow{color:var(--gold)}
.hero h1{font-size:clamp(2.7rem,6vw,4.5rem);margin:16px 0 0;color:#fff}
.motto{font-family:"Marcellus SC","Marcellus",serif;font-size:1.02rem;letter-spacing:.16em;color:var(--gold);margin-top:20px;display:flex;align-items:center;gap:16px}
.motto::before,.motto::after{content:"";height:1px;width:34px;background:linear-gradient(90deg,transparent,var(--gold))}
.motto::after{background:linear-gradient(90deg,var(--gold),transparent)}
.hero p.lead{font-size:1.12rem;color:var(--on-field-soft);max-width:56ch;margin-top:26px}
.hero-cta{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
@media(prefers-reduced-motion:reduce){.hero-bg .shot{animation:none}.hero-bg .shot:nth-child(1){opacity:.5}}

/* ---------- Sezioni ---------- */
.section{padding:88px 0}
.section.alt{background:var(--surface-2)}
.section.dark{background:var(--field);color:var(--on-field)}
.sec-head{max-width:640px;margin-bottom:44px}
.sec-head h2{font-size:clamp(1.9rem,3.4vw,2.7rem);margin:14px 0 0}
.sec-head p{color:var(--muted);margin-top:14px;font-size:1.04rem}
.section.dark .sec-head p{color:var(--on-field-soft)}
.section.dark h2{color:#fff}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:3px;overflow:hidden}
.stat{background:var(--surface);padding:30px 24px;text-align:center}
.stat b{font-family:"Marcellus",serif;font-size:2.4rem;color:var(--ink);display:block;font-variant-numeric:tabular-nums}
.stat span{font-size:.74rem;text-transform:uppercase;letter-spacing:.15em;color:var(--muted);margin-top:6px;display:block}
@media(max-width:720px){.stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- Griglia album / archivio ---------- */
.chips{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:30px}
.chip{font-size:.8rem;font-weight:600;padding:7px 15px;border:1px solid var(--line);border-radius:999px;background:var(--surface);color:var(--ink-soft);cursor:pointer;transition:.18s}
.chip:hover{border-color:var(--gold);color:var(--ink)}
.chip.on{background:var(--field);color:var(--on-field);border-color:var(--field)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}}
.tile{position:relative;aspect-ratio:4/3;border-radius:3px;overflow:hidden;background:var(--field);box-shadow:var(--shadow);display:block}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tile:hover img{transform:scale(1.05)}
.tile .ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--gold);opacity:.3;font-size:2rem}
.tile figcaption{position:absolute;left:0;right:0;bottom:0;padding:30px 14px 12px;background:linear-gradient(transparent,rgba(15,21,18,.9));color:#fff;font-size:.86rem;font-weight:600}
.tile .yr{position:absolute;top:10px;left:10px;font-family:"Marcellus",serif;font-size:.72rem;letter-spacing:.14em;color:var(--gold);background:rgba(15,21,18,.65);padding:3px 9px;border-radius:2px}
.tile:hover{outline:2px solid var(--gold);outline-offset:-2px}
.archive-more{text-align:center;margin-top:36px}

/* ---------- Organigramma ---------- */
.org-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media(max-width:820px){.org-grid{grid-template-columns:1fr}}
.card{background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:26px;display:flex;gap:18px;align-items:center;box-shadow:var(--shadow)}
.card .avatar{width:66px;height:66px;flex:none;border-radius:50%;background:var(--field);display:grid;place-items:center;color:var(--gold);overflow:hidden;position:relative;font-size:1.5rem}
.card .avatar img{width:100%;height:100%;object-fit:cover}
.card .grado{font-size:.7rem;text-transform:uppercase;letter-spacing:.15em;color:var(--gold-deep);font-weight:700}
.card .nome{font-family:"Marcellus",serif;font-size:1.2rem;margin:3px 0 2px}
.card .ruolo{font-size:.86rem;color:var(--muted)}

/* ---------- Organigramma: banner consiglio + schede ritratto ---------- */
.org-banner{position:relative;margin:0;max-height:520px;overflow:hidden}
.org-banner img{width:100%;height:100%;max-height:520px;object-fit:cover;object-position:center top;display:block}
.org-banner figcaption{position:absolute;left:0;right:0;bottom:0;padding:60px 28px 22px;background:linear-gradient(transparent,rgba(15,21,18,.82));color:#fff;font-family:"Marcellus",serif;font-size:1.15rem;letter-spacing:.04em}
.org-banner figcaption::before{content:"";display:block;width:48px;height:2px;background:var(--gold);margin-bottom:12px}

.org-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:820px){.org-cards{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.org-cards{grid-template-columns:1fr}}
.org-card{background:var(--surface);border:1px solid var(--line);border-radius:5px;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.org-card:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(25,31,26,.14)}
.org-portrait{position:relative;aspect-ratio:4/5;background:var(--field);overflow:hidden}
.org-portrait img{width:100%;height:100%;object-fit:cover;filter:saturate(.97);transition:filter .4s,transform .5s}
.org-card:hover .org-portrait img{filter:saturate(1.03);transform:scale(1.03)}
.org-portrait .org-ph{position:absolute;inset:0;display:grid;place-items:center;color:var(--gold);opacity:.4;font-size:3rem}
.org-portrait::after{content:"";position:absolute;inset:0;background:linear-gradient(transparent 62%,rgba(15,21,18,.14));pointer-events:none}
.org-body{padding:20px 22px 24px;border-top:3px solid var(--gold)}
.org-body .grado{font-size:.72rem;text-transform:uppercase;letter-spacing:.14em;color:var(--gold-deep);font-weight:700}
.org-body .nome{font-family:"Marcellus",serif;font-size:1.35rem;margin:5px 0 6px;color:var(--ink);line-height:1.15}
.org-body .ruolo{font-size:.92rem;color:var(--muted)}
.org-body .org-onor{display:inline-block;margin-top:8px;font-size:.74rem;font-weight:700;letter-spacing:.06em;color:var(--gold-deep);background:rgba(201,162,75,.12);border:1px solid rgba(201,162,75,.35);padding:3px 10px;border-radius:999px}

/* ---------- Timeline ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(var(--gold),var(--line))}
.tl-item{position:relative;padding-bottom:34px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-34px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:3px solid var(--gold)}
.tl-item .yr{font-family:"Marcellus",serif;color:var(--gold-deep);font-size:1.15rem}
.tl-item h3{font-size:1.15rem;margin:2px 0 6px}
.tl-item p{color:var(--muted);max-width:60ch}

/* ---------- Contatti ---------- */
.contact{background:var(--field);color:var(--on-field);padding:88px 0}
.contact .eyebrow{color:var(--gold)}
.contact h2{color:#fff}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;margin-top:40px}
@media(max-width:820px){.contact-grid{grid-template-columns:1fr;gap:36px}}
.info-row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid rgba(237,233,221,.12)}
.info-row .ico{color:var(--gold);flex:none;width:22px;text-align:center}
.info-row .k{font-size:.72rem;text-transform:uppercase;letter-spacing:.15em;color:var(--on-field-soft)}
.info-row .v{color:#fff;font-weight:600}
.info-row .v small{display:block;font-weight:400;color:var(--on-field-soft);font-size:.82rem;margin-top:2px}
.info-row .v a{color:#fff}
.f{display:flex;flex-direction:column;gap:14px}
.f label{font-size:.74rem;text-transform:uppercase;letter-spacing:.14em;color:var(--on-field-soft);margin-bottom:-8px}
.f input,.f textarea{background:rgba(237,233,221,.06);border:1px solid rgba(237,233,221,.2);border-radius:3px;padding:12px 14px;color:#fff;font-family:inherit;font-size:.95rem}
.f textarea{min-height:110px;resize:vertical}
.f .btn{align-self:flex-start}
.form-msg{padding:12px 16px;border-radius:3px;margin-bottom:16px;font-weight:600;font-size:.92rem}
.form-msg.ok{background:rgba(201,162,75,.16);color:#fff;border:1px solid var(--gold)}
.form-msg.err{background:rgba(179,45,46,.14);color:#fff;border:1px solid #b32d2e}

/* ---------- Documenti ---------- */
.doc-group{margin-bottom:38px}
.doc-cat{font-size:1.4rem;color:var(--gold-deep);margin-bottom:16px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.doc-list{list-style:none;display:grid;gap:10px}
.doc-item{display:flex;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:4px;padding:14px 18px;box-shadow:var(--shadow)}
.doc-ico{font-size:1.4rem;flex:none;filter:saturate(.6)}
.doc-meta{display:flex;flex-direction:column;gap:2px;margin-right:auto;min-width:0}
.doc-title{font-weight:600;color:var(--ink)}
.doc-sub{font-size:.76rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}
.doc-dl{flex:none;font-weight:700;font-size:.84rem;letter-spacing:.02em;padding:9px 18px;border-radius:2px;background:var(--field);color:var(--on-field);transition:.2s}
.doc-dl:hover{background:var(--gold);color:#20180a}

/* ---------- Footer ---------- */
.site-footer{background:var(--field-2);color:var(--on-field-soft);padding:40px 0 30px;font-size:.84rem}
.ft-top{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
.ft-brand{display:flex;flex-direction:column;gap:3px;max-width:52ch}
.ft-brand b{color:var(--on-field);font-family:"Marcellus",serif;font-size:1.1rem;letter-spacing:.04em}
.ft-links{display:flex;flex-direction:column;gap:8px;align-items:flex-start}
.ft-links-title{font-size:.72rem;text-transform:uppercase;letter-spacing:.18em;color:var(--gold);font-weight:700;margin-bottom:2px}
.ft-links a{color:var(--on-field-soft);transition:color .2s}
.ft-links a:hover{color:var(--gold)}
.site-footer b{color:var(--on-field);font-family:"Marcellus",serif}
.ft-copy{margin-top:26px;padding-top:16px;border-top:1px solid rgba(237,233,221,.1);color:var(--on-field-soft);font-style:italic;letter-spacing:.06em}

/* ---------- Contenuto pagine (Storia, Documenti, Volontariato, Link utili) ---------- */
.page-head{background:var(--field);color:var(--on-field);padding:72px 0 60px;text-align:center}
.page-head h1{color:#fff;font-size:clamp(2.2rem,4.5vw,3.4rem)}
.page-head .eyebrow{color:var(--gold);margin-bottom:12px}
.entry{max-width:760px;margin:64px auto;padding-inline:28px}
.entry p{margin:0 0 1.2em;color:var(--ink-soft);font-size:1.06rem}
.entry h2{font-size:1.8rem;margin:1.6em 0 .5em}
.entry h3{font-size:1.3rem;margin:1.4em 0 .4em}
.entry a{color:var(--gold-deep);text-decoration:underline;text-underline-offset:3px}
.entry ul,.entry ol{margin:0 0 1.2em 1.2em;color:var(--ink-soft)}
.entry li{margin:.3em 0}
.entry img{border-radius:4px;margin:1.5em 0}
.entry blockquote{border-left:3px solid var(--gold);padding-left:20px;margin:1.5em 0;font-style:italic;color:var(--muted)}
.aligncenter{margin-inline:auto}
.alignleft{float:left;margin:0 24px 16px 0}
.alignright{float:right;margin:0 0 16px 24px}

/* ---------- Single album: lightbox ---------- */
.album-hero{background:var(--field);color:var(--on-field);padding:64px 0 40px}
.album-hero .eyebrow{color:var(--gold)}
.album-hero h1{color:#fff;font-size:clamp(2rem,4vw,3rem);margin-top:10px}
.album-meta{color:var(--on-field-soft);margin-top:12px;font-size:.95rem}
.masonry{columns:4 240px;column-gap:14px;padding:48px 0}
.masonry a{display:block;margin-bottom:14px;break-inside:avoid;border-radius:3px;overflow:hidden;box-shadow:var(--shadow)}
.masonry img{width:100%;transition:transform .5s,filter .5s;filter:saturate(.96)}
.masonry a:hover img{transform:scale(1.03);filter:saturate(1.05)}
.album-back{display:inline-flex;gap:8px;margin-top:8px;color:var(--gold);font-weight:600}

.lb{position:fixed;inset:0;z-index:100;background:rgba(11,15,13,.94);display:none;align-items:center;justify-content:center;padding:24px}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:86vh;border-radius:3px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-close,.lb-nav{position:absolute;background:none;border:0;color:#fff;cursor:pointer;font-size:2rem;opacity:.8;padding:16px}
.lb-close{top:8px;right:12px}
.lb-nav{top:50%;transform:translateY(-50%)}
.lb-prev{left:6px}.lb-next{right:6px}
.lb-nav:hover,.lb-close:hover{opacity:1;color:var(--gold)}

[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
[data-reveal].in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}