/* Natale Randazzo — stile sito
   Palette: nero caldo (#0c0b0a) + oro (#C9A227). Serif Fraunces per i titoli, Work Sans per il corpo. */

:root{
  --ink:#0c0b0a;
  --ink-soft:#141210;
  --paper:#f5f1e6;
  --muted:#cfc8b8;
  --muted-2:#8d867a;
  --accent:#C9A227;
  --accent-soft:#f2d98a;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
}

body{
  margin:0;
  background:var(--ink);
  color:var(--muted);
  font-family:'Work Sans',system-ui,sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

h1,h2,.serif{font-family:'Fraunces',Georgia,serif}

a{color:var(--accent);text-decoration:none}
a:hover,a:focus-visible{color:var(--accent-soft)}
::selection{background:var(--accent);color:var(--ink)}

img{max-width:100%;display:block}

.skip-link{
  position:absolute;left:-999px;top:auto;
  background:var(--accent);color:var(--ink);
  padding:12px 20px;border-radius:0 0 8px 0;z-index:100;font-weight:600;
}
.skip-link:focus{left:0;top:0}

.top-anchor{height:0;margin:0;padding:0}

:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.eyebrow{
  font-size:13px;letter-spacing:3px;text-transform:uppercase;color:var(--accent);margin:0 0 10px;
}

/* ---------- ambient background ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-color:var(--ink);
  background-image:
    radial-gradient(38% 38% at 50% 50%, rgba(201,162,39,.13), transparent 70%),
    radial-gradient(42% 42% at 50% 50%, rgba(31,42,68,.24), transparent 70%),
    radial-gradient(60% 60% at 50% 50%, rgba(124,45,18,.07), transparent 75%);
  background-size:240% 240%, 280% 280%, 320% 320%;
  background-repeat:no-repeat;
  background-position:12% 18%, 85% 78%, 50% 95%;
  animation:ambientDrift 64s ease-in-out infinite alternate;
}
@keyframes ambientDrift{
  0%   { background-position:12% 18%, 85% 78%, 40% 95%; }
  50%  { background-position:38% 46%, 58% 52%, 62% 70%; }
  100% { background-position:20% 62%, 78% 22%, 50% 85%; }
}

/* ---------- gloss sweep ---------- */
.gloss{position:relative;overflow:hidden}
.gloss::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg, transparent 38%, rgba(255,255,255,.22) 50%, transparent 62%);
  background-size:260% 260%;
  background-position:-160% -160%;
  animation:glossSweep 7.5s ease-in-out infinite;
  pointer-events:none;
  mix-blend-mode:screen;
}
@keyframes glossSweep{
  0%   { background-position:-160% -160%; }
  55%  { background-position:160% 160%; }
  100% { background-position:160% 160%; }
}

@media (prefers-reduced-motion: reduce){
  body::before, .gloss::after{ animation:none !important; }
}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s ease,transform .9s ease}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- header / nav ---------- */
.site-header{position:sticky;top:0;z-index:40;backdrop-filter:blur(16px) saturate(160%);background:rgba(12,11,10,.55)}
.site-header__bar{display:flex;align-items:center;justify-content:space-between;padding:20px clamp(20px,5vw,48px)}
.wordmark{display:inline-flex;align-items:center;line-height:0}
.wordmark img{height:34px;width:auto;opacity:.92}
.main-nav{list-style:none;display:flex;gap:36px;margin:0;padding:0}
.main-nav a{font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:var(--muted)}
.scroll-track{height:2px;background:rgba(255,255,255,.08)}
.scroll-bar{height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--accent-soft));transition:width .1s linear}

/* ---------- hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;
  text-align:center;padding:160px 24px 80px;overflow:hidden;
  background:
    radial-gradient(820px circle at var(--mx,50%) var(--my,40%), rgba(201,162,39,.38), transparent 62%),
    linear-gradient(180deg, #100e0c 0%, var(--ink) 60%);
}
.hero__portrait{
  position:absolute;inset:0;
  background-image:url('../images/anziano.jpg');
  background-size:cover;background-position:center 20%;
  opacity:.14;filter:blur(6px) saturate(60%) brightness(.8);
}
.hero__scrim{position:absolute;inset:0;background:linear-gradient(180deg, rgba(12,11,10,.2), var(--ink) 92%)}
.hero__content{position:relative;z-index:2;max-width:860px;display:flex;flex-direction:column;align-items:center;gap:22px}
.hero h1{font-size:clamp(44px,7vw,92px);line-height:1.05;margin:0;font-weight:500;color:var(--paper)}
.lede{max-width:560px;font-size:17px;line-height:1.7;color:var(--muted);font-weight:300;margin:0}
.signature{height:64px;width:auto;filter:invert(1) brightness(1.6);opacity:.85;margin-top:8px}
.cta{
  margin-top:28px;padding:14px 32px;border:1px solid rgba(255,255,255,.25);border-radius:999px;
  font-size:13px;letter-spacing:1.5px;text-transform:uppercase;color:var(--paper);
  backdrop-filter:blur(12px);background:rgba(255,255,255,.05);display:inline-block;
}

/* ---------- bio ---------- */
.bio{padding:140px clamp(20px,5vw,48px);max-width:1280px;margin:0 auto}
.bio__grid{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.bio__portrait-frame{flex:1 1 320px;min-width:280px;position:relative;margin:0}
.bio__portrait-frame::before{
  content:"";position:absolute;inset:-24px;
  background-image:url('../images/anziano.jpg');background-size:cover;background-position:center;
  filter:blur(28px) saturate(130%);opacity:.5;border-radius:32px;
}
.bio__portrait-frame img{position:relative;width:100%;border-radius:20px;border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 60px rgba(0,0,0,.5)}
.bio__card{
  flex:1 1 420px;min-width:300px;backdrop-filter:blur(18px) saturate(140%);background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);border-radius:24px;padding:48px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18);
}
.bio__card h2{font-size:36px;margin:12px 0 20px;color:var(--paper);font-weight:500}
.bio__card p{font-size:16px;line-height:1.85;font-weight:300;margin:0 0 16px}
.bio__card p:last-child{margin-bottom:0}
.todo{opacity:.65;font-style:italic}

/* ---------- critica ---------- */
.critica{padding:0 clamp(20px,5vw,48px) 140px;max-width:860px;margin:0 auto}
.critica__card{
  backdrop-filter:blur(18px) saturate(140%);background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);border-radius:24px;padding:clamp(32px,5vw,64px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.18);
}
.critica__card h2{font-size:clamp(28px,4vw,36px);margin:12px 0 28px;color:var(--paper);font-weight:500}
.critica__card p{font-size:16px;line-height:1.9;font-weight:300;margin:0 0 20px;color:var(--muted)}
.critica__card p:first-of-type{font-family:'Fraunces',serif;font-size:19px;color:var(--paper);font-weight:400}
.critica__card p:last-child{margin-bottom:0}

/* ---------- gallery ---------- */
.gallery{padding:60px clamp(20px,5vw,48px) 140px;max-width:1360px;margin:0 auto}
.gallery__intro{text-align:center;margin-bottom:48px}
.gallery__intro h2{font-size:40px;margin:14px 0 10px;color:var(--paper);font-weight:500}
.gallery__hint{font-size:14px;color:var(--muted-2);margin:0}
.gallery-grid{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;
}
@media (max-width:900px){ .gallery-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px} }
@media (max-width:540px){ .gallery-grid{grid-template-columns:1fr} }

.gallery-card{margin:0;border-radius:18px;overflow:hidden;position:relative;border:1px solid rgba(255,255,255,.08);background:var(--ink-soft);box-shadow:0 10px 24px rgba(0,0,0,.25);transition:box-shadow .3s ease,transform .3s ease}
.gallery-card.is-tilted{box-shadow:0 30px 60px rgba(0,0,0,.45)}
.gallery-link{display:block;position:relative;aspect-ratio:3/4}
.gallery-link img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery-card::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:radial-gradient(circle at var(--gx,50%) var(--gy,50%), rgba(255,255,255,.18), transparent 45%);
}
.gallery-card figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:20px;
  background:linear-gradient(180deg, transparent, rgba(0,0,0,.82));backdrop-filter:blur(2px);
  display:flex;flex-direction:column;gap:4px;pointer-events:none;
}
.gallery-card figcaption .title{font-family:'Fraunces',serif;font-size:16px;color:var(--paper);line-height:1.3}
.gallery-card figcaption .date{font-size:12px;color:var(--accent);letter-spacing:.5px}

/* ---------- dono ---------- */
.dono{padding:40px clamp(20px,5vw,48px) 160px;max-width:1280px;margin:0 auto}
.dono__panel{
  display:flex;flex-wrap:wrap-reverse;gap:56px;align-items:center;
  backdrop-filter:blur(22px) saturate(150%);background:rgba(201,162,39,.05);
  border:1px solid rgba(201,162,39,.2);border-radius:28px;padding:56px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.dono__text{flex:1 1 420px;min-width:300px}
.dono__text h2{font-size:32px;margin:14px 0 22px;color:var(--paper);font-weight:500;line-height:1.25}
.dono__attribution{font-size:15px;color:var(--muted);font-weight:300;letter-spacing:.3px}
.dono__figure{flex:1 1 360px;min-width:280px;margin:0;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 70px rgba(0,0,0,.5)}
.dono__figure .gallery-link{aspect-ratio:auto}
.dono__figure img{width:100%}

/* ---------- footer ---------- */
.site-footer{padding:64px clamp(20px,5vw,48px);text-align:center;border-top:1px solid rgba(255,255,255,.08)}
.site-footer img{margin:0 auto 18px;filter:invert(1) brightness(1.6);opacity:.6}
.site-footer__title{font-family:'Fraunces',serif;font-size:18px;color:var(--paper);margin:0 0 8px}
.site-footer__note{font-size:13px;color:var(--muted-2);letter-spacing:.5px;margin:0}
.site-footer__credit{font-size:11px;color:var(--muted-2);opacity:.6;letter-spacing:.5px;margin:18px 0 0}
.site-footer__credit a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.site-footer__credit a:hover{opacity:.8}

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:50;background:rgba(8,7,6,.86);backdrop-filter:blur(18px) saturate(140%);
  display:flex;align-items:center;justify-content:center;padding:40px;
}
.lightbox[hidden]{display:none}
.lightbox__close,.lightbox__prev,.lightbox__next,.lightbox__zoom{
  position:absolute;border-radius:999px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.05);
  color:var(--paper);font-size:20px;cursor:pointer;
}
.lightbox__close{top:28px;right:36px;width:44px;height:44px;border-color:rgba(255,255,255,.25)}
.lightbox__prev{left:24px;width:52px;height:52px}
.lightbox__next{right:24px;width:52px;height:52px}
.lightbox__zoom{top:28px;right:92px;width:44px;height:44px;font-size:22px;line-height:1}
.lightbox__zoom[aria-pressed="true"]{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.4)}
.lightbox figure{max-width:860px;max-height:86vh;display:flex;flex-direction:column;align-items:center;gap:18px;margin:0;transition:max-width .25s ease,max-height .25s ease}
.lightbox__viewport{
  max-width:100%;max-height:68vh;overflow:hidden;border-radius:12px;
  display:flex;align-items:center;justify-content:center;cursor:zoom-in;touch-action:none;
  transition:max-width .25s ease,max-height .25s ease,border-radius .25s ease;
}
.lightbox__viewport img{
  max-width:100%;max-height:68vh;border-radius:12px;box-shadow:0 40px 90px rgba(0,0,0,.6);object-fit:contain;
  transform:scale(1);transition:transform .25s ease,max-height .25s ease;will-change:transform;
}
.lightbox__viewport.is-zoomed{cursor:zoom-out}
.lightbox__viewport.is-zoomed img{transition:none}

/* da zoomati, il riquadro esce dai limiti della figure e copre lo schermo:
   la scala viene applicata sopra, cosi' si puo' davvero "entrare" nel dettaglio
   invece di restare compressi nello stesso box piccolo */
.lightbox.is-zoomed{padding:0}
.lightbox.is-zoomed figure{max-width:100vw;max-height:100vh;gap:0}
.lightbox.is-zoomed .lightbox__viewport{
  position:fixed;inset:0;width:100vw;height:100vh;max-width:100vw;max-height:100vh;border-radius:0;
}
.lightbox.is-zoomed .lightbox__viewport img{max-height:100vh;border-radius:0}
.lightbox.is-zoomed figcaption{opacity:0;pointer-events:none;position:absolute}

@media (prefers-reduced-motion:reduce){
  .lightbox__viewport img,.lightbox__viewport,.lightbox figure{transition:none}
}
.lightbox figcaption{text-align:center;display:flex;flex-direction:column;gap:6px;transition:opacity .2s ease}
.lightbox figcaption #lightboxTitle{font-family:'Fraunces',serif;font-size:19px;color:var(--paper)}
.lightbox figcaption #lightboxDate{font-size:13px;color:var(--accent)}

/* ---------- ottimizzazioni mobile ---------- */
html{overflow-x:hidden}

@media (max-width:640px){
  .site-header__bar{flex-wrap:wrap;justify-content:center;gap:10px 18px;padding:14px 16px;text-align:center}
  .wordmark img{height:26px}
  .main-nav{gap:18px}
  .main-nav a{font-size:12px;padding:8px 2px;display:inline-block}

  .hero{padding:120px 20px 64px}
  .hero__content{gap:16px}

  .bio{padding:80px 20px}
  .critica{padding:0 20px 90px}
  .critica__card{padding:28px 20px}
  .gallery{padding:40px 20px 90px}
  .gallery__intro h2{font-size:30px}
  .dono{padding:30px 20px 100px}
  .dono__panel{padding:32px 24px}
  .dono__text h2{font-size:26px}

  .lightbox{padding:16px}
  .lightbox__prev,.lightbox__next{width:40px;height:40px;font-size:17px}
  .lightbox__prev{left:6px}
  .lightbox__next{right:6px}
  .lightbox__close{top:10px;right:10px;width:38px;height:38px}
  .lightbox__zoom{top:10px;right:56px;width:38px;height:38px;font-size:18px}
  .lightbox figure{max-height:92vh}
  .lightbox__viewport,.lightbox__viewport img{max-height:60vh}
}

@media (max-width:380px){
  .hero h1{font-size:40px}
  .main-nav{gap:12px}
  .main-nav a{font-size:11px}
}