/* ===========================================================
   Roberto Tibuzzi — Fotografia
   Stile: catalogo, minimale, bianco. L'immagine parla da sola.
   Font: Inter (un'unica famiglia, pesi diversi)
   =========================================================== */

:root{
  --ink: #111111;
  --ink-soft: #3a3a3a;
  --paper: #FFFFFF;
  --mid: #8a8a86;
  --faint: #E4E2DC;
  --line: #E2E0DA;

  --sans: "Inter", "Helvetica Neue", Arial, sans-serif;

  --gutter: clamp(18px, 4vw, 48px);
  --maxw: 1320px;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  font-weight: 400;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

a{ color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible{
  outline: 1px solid var(--ink);
  outline-offset: 3px;
}

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

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ---------- Header ---------- */

.site-header{
  padding: 22px 0;
}

.site-header .wrap{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.logo{
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.logo .sub{
  display: block;
  font-size: 0.78rem;
  color: var(--mid);
  font-weight: 400;
  margin-top: 2px;
}

.nav{
  display: flex;
  gap: clamp(14px, 2.4vw, 26px);
}

.nav a{
  font-size: 0.8rem;
  letter-spacing: 0.03em;
  color: var(--mid);
  padding: 4px 0;
  border-bottom: 1px solid transparent;
}

.nav a:hover, .nav a[aria-current="page"]{
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--line);
  width: 38px;
  height: 38px;
  cursor: pointer;
}

.nav-toggle span, .nav-toggle::before, .nav-toggle::after{
  content: "";
  display: block;
  width: 16px;
  height: 1px;
  background: var(--ink);
  margin: 4px auto;
}

@media (max-width: 700px){
  .nav-toggle{ display: block; }
  .nav{
    flex-basis: 100%;
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease;
  }
  .nav.open{ max-height: 260px; margin-top: 14px; }
  .nav a{
    padding: 10px 0;
    border-bottom: 1px solid var(--line);
    width: 100%;
  }
}

/* ---------- Hero: minimale, la foto e' il contenuto ---------- */

.hero{
  padding: clamp(28px, 6vw, 56px) 0 clamp(20px, 4vw, 36px);
}

.hero-mark{
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.25;
  margin: 0 0 0.6em;
  max-width: 22ch;
}

.hero-sub{
  max-width: 52ch;
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0 0 1.4rem;
}

.hero-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  font-size: 0.82rem;
  color: var(--mid);
}

.hero-meta strong{ color: var(--ink); font-weight: 500; }

.btn{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--ink);
  padding: 2px 0;
  font-size: 0.85rem;
  color: var(--ink);
}
.btn:hover{ color: var(--mid); border-color: var(--mid); }

/* ---------- Sezioni generiche ---------- */

section{ padding: clamp(28px, 5vw, 52px) 0; }

.section-head{
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(18px, 3vw, 30px);
}

.section-head h2{
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  margin: 0;
  text-transform: none;
}

.section-head .index-count{
  font-size: 0.78rem;
  color: var(--mid);
  white-space: nowrap;
}

h1, h2, h3{ color: var(--ink); font-weight: 500; }
p{ margin: 0 0 1em; }

.lede{
  max-width: 60ch;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- Griglia opere: catalogo fitto, didascalia sotto ---------- */

.piece-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px 16px;
}

.piece{ margin: 0; }

.piece a{ display: block; }

.piece img{
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
  transition: opacity 0.15s ease;
}
.piece a:hover img{ opacity: 0.72; }

.piece figcaption{
  font-size: 0.76rem;
  color: var(--mid);
  letter-spacing: 0.02em;
  padding-top: 8px;
}

@media (max-width: 980px){
  .piece-grid{ grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 700px){
  .piece-grid{ grid-template-columns: repeat(2, 1fr); gap: 26px 14px; }
}

.piece-grid.triptych{ grid-template-columns: 1fr; }

/* ---------- Home: griglia teaser ---------- */

.teaser-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.teaser img{
  aspect-ratio: 4 / 3;
  object-fit: cover;
  width: 100%;
}

.teaser figcaption{
  margin-top: 10px;
  font-size: 0.85rem;
}
.teaser .kicker{
  display: block;
  font-size: 0.74rem;
  color: var(--mid);
  margin-bottom: 3px;
}
.teaser a:hover img{ opacity: 0.72; }

@media (max-width: 760px){
  .teaser-grid{ grid-template-columns: 1fr; gap: 30px; }
}

/* ---------- Mostra in evidenza ---------- */

.exhibit-card{
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: clamp(20px, 4vw, 48px);
  align-items: start;
}

.exhibit-card .details dt{
  font-size: 0.74rem;
  color: var(--mid);
  margin-top: 12px;
}
.exhibit-card .details dd{
  margin: 2px 0 0;
  font-size: 0.92rem;
}

@media (max-width: 760px){
  .exhibit-card{ grid-template-columns: 1fr; }
}

/* ---------- About ---------- */

.bio-layout{
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: clamp(24px, 5vw, 52px);
}

@media (max-width: 760px){
  .bio-layout{ grid-template-columns: 1fr; }
}

.cv-list{
  list-style: none;
  margin: 0 0 2em;
  padding: 0;
  border-top: 1px solid var(--line);
}

.cv-list li{
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 16px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.9rem;
}

.cv-list .year{
  color: var(--mid);
  font-weight: 500;
}

.cv-note{
  font-size: 0.82rem;
  color: var(--mid);
  border-left: 2px solid var(--line);
  padding: 3px 0 3px 14px;
  margin: 1.4em 0;
}

/* ---------- News ---------- */

.news-item{
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 20px;
}

.news-item time{
  font-size: 0.78rem;
  color: var(--mid);
}

.news-item h3{
  font-size: 1rem;
  margin: 0 0 6px;
}

@media (max-width: 620px){
  .news-item{ grid-template-columns: 1fr; }
}

/* ---------- Contatti ---------- */

.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 5vw, 56px);
}

.contact-list{ list-style: none; padding: 0; margin: 0; }
.contact-list li{
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.92rem;
}
.contact-list .label{
  display: block;
  font-size: 0.74rem;
  color: var(--mid);
  margin-bottom: 3px;
}

@media (max-width: 700px){
  .contact-grid{ grid-template-columns: 1fr; }
}

.email-reveal{
  cursor: pointer;
  text-decoration: underline dotted;
  text-underline-offset: 3px;
}
.email-reveal:hover{ color: var(--ink); }

/* ---------- Newsletter ---------- */

.newsletter-block{
  border-top: 1px solid var(--line);
  padding: 32px 0;
}
.newsletter-label{
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin: 0 0 14px;
}
.newsletter-form{
  display: flex;
  gap: 10px;
  max-width: 420px;
}
.newsletter-form input[type=email]{
  flex: 1;
  padding: 9px 10px;
  border: 1px solid var(--line);
  font-family: var(--sans);
  font-size: 0.9rem;
  background: #fff;
  color: var(--ink);
}
.newsletter-form button{
  border: 1px solid var(--ink);
  background: none;
  color: var(--ink);
  padding: 9px 16px;
  font-size: 0.88rem;
  cursor: pointer;
  font-family: var(--sans);
  white-space: nowrap;
}
.newsletter-form button:hover{ background: var(--ink); color: var(--paper); }
.newsletter-form button:disabled{ opacity: 0.5; cursor: default; }
.newsletter-message{
  font-size: 0.82rem;
  margin: 10px 0 0;
  color: var(--mid);
}
.newsletter-message.ok{ color: #2f6d3f; }
.newsletter-message.err{ color: #a3372c; }

/* ---------- Footer ---------- */

.site-footer{
  border-top: 1px solid var(--line);
  padding: 26px 0 40px;
  font-size: 0.78rem;
  color: var(--mid);
}

.site-footer .wrap{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
}

.site-footer a:hover{ color: var(--ink); }

/* ---------- Nota di progetto (espandibile) ---------- */

.project-note{
  margin: -6px 0 26px;
  border-top: 1px solid var(--line);
  padding-top: 10px;
}

.project-note summary{
  cursor: pointer;
  font-size: 0.82rem;
  color: var(--mid);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
}

.project-note summary::-webkit-details-marker{ display: none; }

.project-note summary::before{
  content: "+";
  font-size: 0.95rem;
  line-height: 1;
  width: 1em;
  text-align: center;
}

.project-note[open] summary::before{ content: "–"; }

.project-note summary:hover{ color: var(--ink); }

.project-note p{
  margin: 12px 0 0;
  font-size: 0.88rem;
  color: var(--ink-soft);
  max-width: 62ch;
}

/* ---------- Form di contatto ---------- */

.contact-form label{
  display:block;
  font-size:0.8rem;
  color:var(--mid);
  margin-bottom:16px;
}
.contact-form input[type=text],
.contact-form input[type=email],
.contact-form textarea{
  display:block;
  width:100%;
  margin-top:6px;
  padding:9px 10px;
  border:1px solid var(--line);
  font-family:var(--sans);
  font-size:0.92rem;
  color:var(--ink);
  background:#fff;
}
.contact-form textarea{ min-height:110px; resize:vertical; }
.contact-form .checkbox-row{ display:flex; align-items:flex-start; gap:8px; font-size:0.82rem; color:var(--mid); }
.contact-form .checkbox-row input{ width:auto; margin-top:3px; }
.contact-form .checkbox-row a{ text-decoration:underline; }
.contact-form button{ background:none; cursor:pointer; font-family:var(--sans); }
.contact-form button:hover{ background:var(--ink); color:var(--paper); }

/* ---------- Lightbox ---------- */

body.lightbox-open{ overflow: hidden; }

.lightbox{
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(17,17,17,0.96);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 5vw, 56px);
}

.lightbox[hidden]{ display: none; }

.lightbox-inner{
  max-width: 1100px;
  width: 100%;
  text-align: center;
}

.lightbox-img{
  max-height: 78vh;
  max-width: 100%;
  margin: 0 auto;
}

.lightbox-caption{
  color: #EDEDEA;
  font-size: 0.8rem;
  letter-spacing: 0.02em;
  margin: 16px 0 0;
  opacity: 0.85;
}

.lightbox-close, .lightbox-prev, .lightbox-next{
  position: absolute;
  background: none;
  border: none;
  color: #EDEDEA;
  cursor: pointer;
  line-height: 1;
  padding: 12px;
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ opacity: 0.6; }

.lightbox-close{ top: 14px; right: 14px; font-size: 1.8rem; font-weight: 300; }
.lightbox-prev{ left: 6px; top: 50%; transform: translateY(-50%); font-size: 2.4rem; }
.lightbox-next{ right: 6px; top: 50%; transform: translateY(-50%); font-size: 2.4rem; }

@media (max-width: 600px){
  .lightbox-prev, .lightbox-next{ font-size: 1.8rem; padding: 8px; }
}

/* ---------- Banner consenso Analytics ---------- */

.cookie-banner{
  position: fixed;
  left: 20px; right: 20px; bottom: 20px;
  max-width: 480px;
  background: var(--ink);
  color: #F2F0EA;
  padding: 18px 20px;
  font-size: 0.85rem;
  z-index: 300;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.cookie-banner p{ margin: 0 0 12px; }
.cookie-banner-actions{ display: flex; gap: 10px; }
.cookie-banner-actions button{
  border: 1px solid #F2F0EA; background: none; color: #F2F0EA;
  padding: 7px 14px; font-size: 0.82rem; cursor: pointer; font-family: var(--sans);
}
#cookie-accept{ background: #F2F0EA; color: var(--ink); }
.cookie-banner-actions button:hover{ opacity: 0.85; }

/* ---------- Utility ---------- */

.visually-hidden{
  position: absolute;
  width: 1px; height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}