/* ============================================================
   LAYOUT — struttura, griglia, sidebar, galleria
   Qui vive "lo scheletro": posizioni, dimensioni, animazioni.
   I colori e i font vengono sempre da tokens.css — se cambi la
   palette lì, si aggiorna automaticamente anche qui.
   ============================================================ */

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  background:var(--sumi);
  overflow-x:hidden;
  position:relative;
}
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; background:none; border:none; color:inherit; }
:focus-visible{ outline:1px solid var(--red-bright); outline-offset:3px; }

/* sfondo: quasi interamente nero — oro e rosso restano un accenno appena percepibile */
.ambient{
  position:fixed; inset:0; z-index:1; pointer-events:none;
  background:
    radial-gradient(120% 90% at 12% 0%, rgba(196,154,85,0.06), transparent 45%),
    radial-gradient(120% 90% at 88% 100%, rgba(138,50,38,0.08), transparent 45%),
    var(--sumi);
}

/* grana filmica */
.grain{
  position:fixed; inset:0; z-index:999; pointer-events:none;
  opacity:.045; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- app shell ---------- */
.app{ position:relative; z-index:2; display:flex; min-height:100vh; transition:filter .6s var(--ease); }
.app.is-blurred{ filter:blur(16px) saturate(0.85) brightness(0.8); }

/* ---------- sidebar ---------- */
.sidebar{
  position:fixed; top:0; left:0; bottom:0; width:var(--sidebar-w);
  background:linear-gradient(180deg, var(--sumi-2) 0%, #0d0c0b 100%);
  box-shadow: 14px 0 34px -22px rgba(0,0,0,.9), inset -18px 0 30px -28px rgba(0,0,0,.9);
  display:flex; flex-direction:column;
  padding:32px 26px 24px;
  overflow-y:auto;
  z-index:20;
}

/* il sigillo: quadrato, bordo rosso, sfondo nero, monogramma in oro */
.seal{
  width:32px; height:32px;
  background:var(--sumi);
  border:1.5px solid var(--red);
  margin-bottom:22px;
  flex-shrink:0;
  display:flex; align-items:center; justify-content:center;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.seal:hover{
  border-color:var(--red-bright);
  box-shadow:0 0 10px var(--red-glow-soft);
}
.seal::before{
  content:'TT';
  font-family:'Zen Old Mincho', serif;
  font-weight:600;
  font-size:.66rem;
  letter-spacing:.03em;
  color:var(--gold-bright);
}
.brand{
  display:block; width:100%; text-align:left;
  margin-bottom:44px;
  transition:color .25s ease;
}
.brand:hover{ color:var(--washi); }
.nav-label{ margin-bottom:14px; }

nav.projects{ display:flex; flex-direction:column; gap:2px; margin-bottom:36px; }
.nav-item{
  position:relative;
  display:block;
  padding:8px 0 8px 14px;
  width:100%; text-align:left;
  transition:color .3s ease;
}
.nav-item::before{
  content:''; position:absolute; left:0; top:50%;
  width:2px; height:13px;
  background:var(--red);
  opacity:0;
  transform:translateY(-50%) scaleY(0.3);
  transform-origin:center;
  transition:opacity .3s ease, transform .3s ease;
}
.nav-item:hover{ color:var(--washi); }
.nav-item:hover::before{ opacity:.6; transform:translateY(-50%) scaleY(1); }
.nav-item.active{ color:var(--gold-deep); }
.nav-item.active::before{ opacity:1; transform:translateY(-50%) scaleY(1); background:var(--gold-deep); }

.nav-secondary{ margin-top:auto; display:flex; flex-direction:column; gap:2px; padding-top:20px; border-top:1px solid var(--line); }
.nav-secondary .nav-item{ padding-left:14px; display:flex; align-items:center; }
.nav-item.soon{ color:var(--mist-dim); cursor:default; }
.nav-item.soon .tag{ margin-left:auto; }

/* selettore di lingua: fisso, in alto a destra, indipendente dalla sidebar */
.lang-switch{
  position:fixed; top:28px; right:36px; z-index:30;
  display:flex; gap:10px;
}
.lang-btn{ font-size:.62rem; letter-spacing:.1em; color:var(--mist-dim); transition:color .2s ease; }
.lang-btn:hover{ color:var(--washi); }
.lang-btn.active{ color:var(--gold-deep); }

.sidebar-foot{ margin-top:16px; }

.mobile-bar{ display:none; }

/* ---------- main ---------- */
main{ margin-left:var(--sidebar-w); flex:1; min-height:100vh; padding:60px 56px 100px; position:relative; }

.view{ display:none; animation:fadeUp .5s ease both; }
.view.active{ display:block; }
@keyframes fadeUp{ from{ opacity:0; transform:translateY(8px);} to{ opacity:1; transform:translateY(0);} }

/* ---------- home ---------- */
#view-home.active{
  display:flex; flex-direction:column; align-items:center;
  padding-top:2vh;
}
.home-hero{ display:flex; justify-content:center; margin-bottom:36px; }
.home-photo{
  display:block;
  max-width:100%; max-height:76vh; width:auto; height:auto;
  border:1.5px solid var(--gold-bright);
  filter:grayscale(.08) contrast(1) brightness(.94);
}
.home-nav{
  display:flex; flex-wrap:wrap; justify-content:center;
  gap:10px 30px;
}
.home-nav button{
  position:relative;
  font-size:.82rem; letter-spacing:.05em; color:var(--mist);
  padding:6px 0;
  transition:color .25s ease;
}
.home-nav button::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:1px;
  background:var(--line);
  transition:background .25s ease, box-shadow .25s ease;
}
.home-nav button:hover{ color:var(--red-bright); }
.home-nav button:hover::after{ background:var(--red); box-shadow:0 0 10px var(--red-glow); }

.view-head{
  margin-bottom:44px;
  display:flex; align-items:baseline; gap:16px;
}
.view-title{
  position:relative;
  display:inline-block;
  padding-bottom:16px;
}
/* un'unica riga, corta, dritta, sotto il titolo */
.view-title::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:44px; height:2px;
  background:var(--red);
}
.view-tag{ margin-left:auto; }

/* ---------- grid ---------- */
/* niente riquadri, niente crop: solo le foto, nella loro proporzione
   reale, distanziate una dall'altra. */
.grid{ display:flex; flex-wrap:wrap; gap:16px; }
.frame{
  position:relative; cursor:pointer; line-height:0;
  transition:transform .3s var(--ease);
}
.frame:hover{ transform:translateY(-2px); }
.photo{
  display:block;
  height:300px; width:auto; max-width:100%;
  filter:grayscale(.08) contrast(1) brightness(.92);
  transition:filter .3s ease;
}
.frame:hover .photo{ filter:grayscale(.08) contrast(1) brightness(1); }

.frame-num{
  position:absolute; right:10px; top:8px; z-index:2;
  text-shadow:0 1px 6px rgba(0,0,0,.8);
  opacity:0; transform:translateY(-4px);
  transition:opacity .3s ease, transform .3s ease;
}
.frame:hover .frame-num{ opacity:1; transform:translateY(0); }

/* ---------- nota del progetto ---------- */
.note-wrap{ margin-top:40px; }
.note-toggle{
  display:inline-flex; align-items:center; gap:8px;
  padding:4px 0;
  color:var(--mist);
  transition:color .25s ease;
}
.note-toggle:hover{ color:var(--washi); }
.note-toggle.open{ color:var(--gold-bright); }
.note-label{ font-size:.74rem; letter-spacing:.16em; text-transform:uppercase; }
.note-chevron{
  font-size:.85rem; line-height:1; color:var(--red-bright);
  transition:transform .3s var(--ease);
}
.note-toggle.open .note-chevron{ transform:rotate(180deg); }

/* il layout (altezza) si apre all'istante, così lo scroll ha
   subito un bersaglio stabile; solo l'aspetto (clip-path) anima,
   e non essendo una proprietà di layout non lo fa slittare */
.note-body{ display:none; }
.note-body.expanded{ display:block; }
.note-body-inner{
  position:relative;
  margin-top:22px;
  padding:2px 0 4px 24px;
  clip-path:inset(0 0 100% 0);
  transition:clip-path 1.1s var(--ease);
}
.note-body-inner::before{
  content:'';
  position:absolute; left:0; top:0; bottom:0;
  width:2px;
  background:var(--red);
}
.note-body.revealed .note-body-inner{ clip-path:inset(0 0 0% 0); }
.note-body-inner p{
  max-width:680px;
  color:var(--washi-soft);
  font-size:1.03rem;
  line-height:1.85;
}
.note-body-inner p + p{ margin-top:18px; }

/* ---------- bio + award ---------- */
.bio-text{
  max-width:640px;
  margin:58px auto 40px;
  color:var(--mist);
  line-height:1.8;
  text-align:center;
}
.bio-divider{
  border:none; height:1px;
  background:var(--red);
  opacity:.55;
  margin:0 0 40px;
}
.award-list{
  list-style:none;
  margin:0 0 60px;
  padding:0;
  text-align:center;
  display:flex; flex-direction:column;
  gap:14px;
  color:var(--gold-bright);
  font-size:.95rem;
  letter-spacing:.02em;
}

/* ---------- simple views ---------- */
.simple-view{ max-width:420px; }
.contact-list{ list-style:none; margin-top:8px; display:flex; flex-direction:column; gap:18px; }
.contact-list a{
  position:relative;
  display:inline-block;
  line-height:1;
  padding-bottom:7px;
  transition:color .25s ease;
}
.contact-list a::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:1px;
  background:var(--line);
  transition:background .25s ease, box-shadow .25s ease;
}
.contact-list a:hover{ color:var(--red-bright); }
.contact-list a:hover::after{ background:var(--red); box-shadow:0 0 10px var(--red-glow); }

/* ---------- lightbox ----------
   la foto si adatta sempre allo schermo, per intero: mai più grande
   dello spazio disponibile, mai bisogno di scorrere. */
.lightbox{
  position:fixed; inset:0; z-index:100;
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  padding:64px 72px;
  opacity:0; visibility:hidden; transition:opacity .4s ease;
  touch-action:none;
}
.lightbox.open{ opacity:1; visibility:visible; }
.lightbox-scrim{
  position:absolute; inset:0;
  background:rgba(5,5,4,.96);
  backdrop-filter:blur(3px);
}

.lb-stage{
  position:relative; z-index:1;
  width:100%; flex:1 1 auto; min-height:0;
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
  transition:transform .28s var(--ease);
}
.lb-stage.dragging{ transition:none; }
.lb-photo{
  display:block; margin:auto;
  max-width:100%; max-height:100%;
  width:auto; height:auto;
  object-fit:contain;
  filter:grayscale(.08) contrast(1) brightness(.96);
}

.lb-caption{
  position:relative; z-index:1;
  width:100%; max-width:640px;
  margin-top:18px; padding-top:12px;
  border-top:1px solid var(--line);
  display:flex; align-items:center; justify-content:space-between; gap:16px;
}

.lb-close{
  position:absolute; top:18px; right:18px; z-index:5;
  width:34px; height:34px; border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  font-size:1rem;
  transition:background .25s ease, border-color .25s ease;
}
.lb-close:hover{ background:var(--red); border-color:var(--red); }

.lb-arrow{
  position:absolute; top:50%; transform:translateY(-50%); z-index:5;
  width:40px; height:40px; border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center;
  font-size:1.05rem;
  transition:background .25s ease, border-color .25s ease;
}
.lb-arrow:hover{ background:var(--red); border-color:var(--red); }
.lb-prev{ left:16px; }
.lb-next{ right:16px; }

/* stili per schermi stretti: css/mobile.css */
.mobile-menu{ display:contents; }