/* ============================================================
   Giovanni Magaglio — style.css condiviso
   Usato da index.html e da tutte le pagine in /progetti/
   Le pagine progetto aggiungono class="page-progetto" al <body>
   ============================================================ */

:root{
  --bg:#E9EBE6;--bg-2:#F5F6F2;--ink:#161A1E;--ink-dim:#5B646C;
  --line:#D4D8D1;--line-2:#C2C7BF;--accent:#A66A18;--accent-dim:#8A6A34;
  --nav-bg:rgba(233,235,230,.85);--ph:#E4E6E0;
  --font-display:"IBM Plex Sans",sans-serif;--font-body:"IBM Plex Sans",sans-serif;
  --font-mono:"IBM Plex Mono","Courier New",monospace;
  --maxw:1240px;
}
[data-theme="dark"]{
  --bg:#12151A;--bg-2:#191D24;--ink:#EAE8E2;--ink-dim:#98A2AE;
  --line:#262C34;--line-2:#39424D;--accent:#E0A24E;--accent-dim:#9A7A3E;
  --nav-bg:rgba(18,21,26,.85);--ph:#1C2129;
}
body.page-progetto{--maxw:1080px}

html{transition:background .25s,color .25s;scroll-behavior:smooth}
*{box-sizing:border-box;margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-weight:400;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
::selection{background:var(--accent);color:#fff}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ---------- NAV ---------- */
nav{position:sticky;top:0;z-index:50;background:var(--nav-bg);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.08em}
.nav-right{display:flex;align-items:center;gap:24px}
.nav-links{display:flex;gap:24px;font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.nav-links a{color:var(--ink-dim);transition:color .18s}
.nav-links a:hover{color:var(--ink)}
.lang{display:flex;font-size:11px;letter-spacing:.05em;border:1px solid var(--line-2);border-radius:999px;overflow:hidden}
.lang button{background:none;border:0;padding:5px 11px;cursor:pointer;color:var(--ink-dim);font:inherit;transition:all .16s}
.lang button[aria-pressed="true"]{background:var(--ink);color:var(--bg)}
.theme-toggle{background:none;border:1px solid var(--line-2);border-radius:999px;min-width:34px;height:28px;padding:0 8px;cursor:pointer;color:var(--ink-dim);font-size:14px;line-height:1;transition:all .16s}
.theme-toggle:hover{color:var(--ink);border-color:var(--ink-dim)}

/* ---------- HERO (home) ---------- */
.hero{position:relative;height:82vh;min-height:480px;background:#2B2F29;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-slide{position:absolute;inset:0;z-index:0;background-size:cover;background-position:center;opacity:0;transition:opacity 1.4s ease}
.hero-slide.on{opacity:1}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(to top,rgba(14,17,13,.72),rgba(14,17,13,.12) 46%,transparent 70%)}
.hero-tag{position:absolute;top:16px;right:24px;z-index:2;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.55)}
.hero-center{position:relative;z-index:2;text-align:center;padding:0 32px;max-width:var(--maxw)}
.hero h1{font-weight:300;font-size:clamp(1.35rem,2.8vw,2.2rem);line-height:1.15;letter-spacing:.07em;text-transform:uppercase;color:#fff;text-shadow:0 1px 22px rgba(0,0,0,.45)}
.hero .role{margin:12px auto 0;font-weight:300;font-size:clamp(.85rem,1.1vw,1rem);letter-spacing:.01em;color:rgba(255,255,255,.82);max-width:42ch;text-shadow:0 1px 16px rgba(0,0,0,.45)}
.hero-quote{position:absolute;z-index:2;right:32px;bottom:68px;max-width:32ch;text-align:right;color:rgba(255,255,255,.85);font-weight:300;font-style:italic;font-size:clamp(.8rem,1vw,.95rem);line-height:1.4;opacity:1;transition:opacity .5s ease}
.hero-quote.fade{opacity:0}
.hero-quote .q-by{display:block;margin-top:6px;font-style:normal;font-weight:400;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.55)}

/* Nav sezioni sul fondo dell'hero, voci unite da una linea sottile */
.hero-nav{position:absolute;top:auto;left:0;right:0;bottom:0;z-index:2;background:none;backdrop-filter:none;border:0;display:flex;align-items:center;gap:16px;padding:20px 32px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase}
.hero-nav a{color:rgba(255,255,255,.72);white-space:nowrap;transition:color .18s}
.hero-nav a:hover{color:#fff}
.hero-nav .ln{flex:1;height:1px;min-width:14px;background:rgba(255,255,255,.28)}
.hero-nav a.active{color:var(--accent)}
.hero-nav.stuck{position:fixed;top:var(--nav-h,62px);bottom:auto;z-index:49;background:var(--nav-bg);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:15px 32px}
.hero-nav.stuck a{color:var(--ink-dim)}
.hero-nav.stuck a:hover{color:var(--ink)}
.hero-nav.stuck a.active{color:var(--accent)}
.hero-nav.stuck .ln{background:var(--line-2)}
@media (max-width:860px){.hero-nav{display:none}}

/* ---------- SEZIONI ---------- */
.sec{padding:88px 0;border-bottom:1px solid var(--line)}
.sec-head{margin-bottom:36px}
.sec-head h2{font-weight:700;font-size:clamp(1.2rem,2.4vw,1.6rem);text-transform:uppercase;letter-spacing:.05em}

/* ---------- TAB CATEGORIE ----------
   I bottoni .tab restano nel DOM (guidano il filtro) ma la
   navigazione visibile sta sull'hero: .hero-nav su desktop,
   .tabs-mob (☰ + linea + sezione attiva) su mobile. */
.tabs{display:none}
.tab{background:none;border:0;cursor:pointer;font:inherit;font-family:var(--font-mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-dim);padding:12px 14px;transition:color .18s}
.tab.active{color:var(--accent);font-weight:700}
.tab .t-short{display:none}
.tab-panel[hidden]{display:none}
.wk[hidden]{display:none}
.wk-cat{font-family:var(--font-mono);font-size:10px;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-dim);margin:0 0 4px}

/* Barra mobile sull'hero */
.tabs-mob{display:none;position:absolute;left:0;right:0;bottom:0;z-index:3;align-items:center;gap:16px;padding:16px 20px;font-family:var(--font-mono);text-transform:uppercase}
.tabs-mob .ln{flex:1;height:1px;min-width:14px;background:rgba(255,255,255,.28)}
#curTab{font-size:11.5px;letter-spacing:.06em;color:#E0A24E;font-weight:500}
#tabMenuBtn{background:none;border:0;font:inherit;font-size:19px;line-height:1;padding:2px 4px;color:rgba(255,255,255,.85);cursor:pointer;transition:color .16s}
#tabMenuBtn.open,#tabMenuBtn:hover{color:#E0A24E}

/* Barra mobile agganciata sotto la testata durante lo scroll */
.tabs-mob.stuck{position:fixed;top:var(--nav-h,57px);left:0;right:0;bottom:auto;z-index:49;background:var(--nav-bg);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);padding:12px 20px}
.tabs-mob.stuck .ln{background:var(--line-2)}
.tabs-mob.stuck #tabMenuBtn{color:var(--ink-dim)}
.tabs-mob.stuck #tabMenuBtn.open,.tabs-mob.stuck #tabMenuBtn:hover{color:var(--accent)}
.tabs-mob.stuck #curTab{color:var(--accent)}
.tabs-mob.stuck + .tabs.open{position:fixed;top:calc(var(--nav-h,57px) + 48px);bottom:auto;left:16px;right:16px;z-index:48}

@media (max-width:860px){
  .tabs-mob{display:flex}
  .tabs.open{display:flex;flex-direction:column;align-items:stretch;gap:0;position:absolute;left:16px;right:16px;bottom:56px;z-index:4;background:rgba(15,18,22,.94);border:1px solid rgba(255,255,255,.16);border-radius:10px;padding:6px}
  .tabs.open .tab{text-align:left;padding:13px 14px;white-space:normal;color:rgba(255,255,255,.82)}
  .tabs.open .tab.active{color:#E0A24E}
}

/* ---------- FISARMONICA ---------- */
.cats{border-top:1px solid var(--line)}
.cat{border-bottom:1px solid var(--line)}
.cat-head{width:100%;background:none;border:0;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:24px 4px;text-align:left;transition:padding .22s}
.cat-head:hover{padding-left:12px}
.cat-name{font-weight:700;font-size:clamp(1rem,2vw,1.35rem);text-transform:uppercase;letter-spacing:.05em;color:var(--ink);transition:color .18s}
.cat-head:hover .cat-name,.cat.open .cat-name{color:var(--accent)}
.cat-chev{font-size:20px;color:var(--accent-dim);line-height:1;transition:transform .28s;flex-shrink:0}
.cat.open .cat-chev{transform:rotate(45deg)}
.cat-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s ease}
.cat.open .cat-panel{grid-template-rows:1fr}
.cat-panel-inner{overflow:hidden}
.cat-works{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:28px 22px;padding:10px 4px 40px}

/* Card lavoro */
.wk{display:flex;flex-direction:column;transition:opacity .18s}
.wk:hover{opacity:.82}
.wk-thumb{aspect-ratio:4/3;background:var(--ph);border:1px solid var(--line);border-radius:6px;position:relative;margin-bottom:11px;overflow:hidden}
.wk-thumb::after{content:attr(data-label);position:absolute;left:11px;bottom:9px;font-size:10.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-dim)}
.wk-thumb img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;display:block}
.wk-title{font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px}
.wk-meta{font-family:var(--font-mono);font-size:.76rem;color:var(--ink-dim);line-height:1.55}

/* Didattica: righe */
.rows{border-top:1px solid var(--line);padding-top:4px}
.row{display:grid;grid-template-columns:150px 1fr;gap:30px;padding:22px 0;border-bottom:1px solid var(--line)}
.row:last-child{border-bottom:0}
.row .when{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--accent-dim);padding-top:3px}
.row h3{font-weight:700;font-size:1rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:7px}
.row p{color:var(--ink-dim);max-width:64ch}

/* Bio */
.bio-pad{padding:16px 4px 40px}
.bio-grid{display:grid;grid-template-columns:.85fr 1.4fr;gap:52px;align-items:start}
.portrait{aspect-ratio:3/4;background:var(--ph);border:1px solid var(--line);border-radius:6px;position:relative;overflow:hidden}
.portrait::after{content:attr(data-label);position:absolute;left:14px;bottom:12px;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-dim)}
.portrait img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;display:block}
.bio-text p{margin-bottom:18px;font-size:1.02rem;max-width:60ch}
.bio-text p.lead{font-size:clamp(1.1rem,1.8vw,1.35rem);line-height:1.4;color:var(--ink);font-weight:400}
.cv-link{display:inline-flex;align-items:center;gap:9px;margin-top:6px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--accent);border-bottom:1px solid var(--accent-dim);padding-bottom:2px;transition:border-color .18s}
.cv-link:hover{border-color:var(--accent)}

/* Contatti (blocco opzionale) */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:48px;align-items:end}
.contact-lead{font-weight:400;font-size:clamp(1.3rem,2.6vw,1.9rem);line-height:1.25;max-width:20ch}
.contact-lead a{color:var(--accent);border-bottom:2px solid var(--accent-dim)}
.contact-lead a:hover{border-color:var(--accent)}
.contact-list{display:flex;flex-direction:column;gap:12px;font-size:13px}
.contact-list a{color:var(--ink-dim);transition:color .18s}
.contact-list a:hover{color:var(--ink)}
.contact-list span{display:inline-block;min-width:88px;color:var(--accent-dim);text-transform:uppercase;letter-spacing:.05em;font-size:11px}

/* ---------- PAGINA PROGETTO ---------- */
.proj{padding:52px 0 90px}
.back{display:inline-flex;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-dim);margin-bottom:34px;transition:color .16s}
.back:hover{color:var(--accent)}
.proj h1{font-weight:300;font-size:clamp(1.8rem,4vw,3rem);text-transform:uppercase;letter-spacing:.03em;line-height:1.04;margin-bottom:14px}
.proj-meta{font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--accent-dim);margin-bottom:34px}

.hero-media{aspect-ratio:16/9;background:var(--ph);border:1px solid var(--line);border-radius:8px;position:relative;margin-bottom:40px;overflow:hidden}
.hero-media::after{content:"▷ media principale (immagine o video)";position:absolute;left:16px;bottom:13px;font-size:11px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-dim)}
.hero-media img,.hero-media video,.hero-media iframe{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;display:block;border:0}

/* Layout a due colonne: testo a sinistra, media+crediti a destra */
.proj-cols{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:start;margin-top:6px}
.proj-side{position:sticky;top:96px}
.proj-side .hero-media{aspect-ratio:16/9;margin-bottom:28px}
.proj-side .credits{max-width:none;grid-template-columns:120px 1fr}
.proj-main .gallery{margin:36px 0 0;grid-template-columns:repeat(auto-fill,minmax(170px,1fr))}
@media (max-width:860px){
  .proj-cols{grid-template-columns:1fr;gap:36px}
  .proj-side{position:static}
}

.proj-desc{font-weight:300;font-size:1.1rem;line-height:1.55;max-width:66ch}
.proj-desc p{margin-bottom:20px}
.proj-desc .materials{font-style:italic;font-size:.9rem;line-height:1.6;color:var(--ink-dim);margin-top:26px}

.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin:44px 0}
.g-cell{aspect-ratio:4/3;background:var(--ph);border:1px solid var(--line);border-radius:6px;position:relative;overflow:hidden}
.g-cell::after{content:"▫ immagine";position:absolute;left:11px;bottom:9px;font-size:10.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-dim)}
.g-cell img{position:relative;z-index:1;width:100%;height:100%;object-fit:cover;display:block}

.credits{border-top:1px solid var(--line);padding-top:26px;display:grid;grid-template-columns:170px 1fr;gap:10px 26px;max-width:640px;font-size:.92rem}
.credits dt{font-family:var(--font-mono);color:var(--accent-dim);text-transform:uppercase;letter-spacing:.03em;font-size:10.5px;padding-top:2px}
.credits dd{color:var(--ink-dim)}
.credits dd a{color:var(--ink-dim);border-bottom:1px solid var(--line-2);transition:color .16s}
.credits dd a:hover{color:var(--accent)}

/* ---------- FOOTER ---------- */
.foot-title{font-weight:600;font-size:1.05rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink);margin-bottom:16px}
.mail-block{flex:1;min-width:260px}
.mail-form{display:flex;flex-direction:column;gap:9px;max-width:480px}
.mf-label{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.05em;color:var(--accent-dim)}
.mail-form input,.mail-form textarea{background:var(--bg-2);border:1px solid var(--line-2);border-radius:8px;padding:10px 12px;font:inherit;font-size:.95rem;color:var(--ink);resize:vertical}
.mail-form input:focus,.mail-form textarea:focus{outline:none;border-color:var(--accent-dim)}
.mf-send{align-self:flex-start;margin-top:4px;background:none;border:1px solid var(--accent-dim);color:var(--accent);border-radius:999px;padding:9px 24px;font:inherit;font-family:var(--font-mono);font-size:11.5px;text-transform:uppercase;letter-spacing:.06em;cursor:pointer;transition:all .16s}
.mf-send:hover{background:var(--accent);color:#fff;border-color:var(--accent)}
.mf-send:disabled{opacity:.5;cursor:default}
.mf-status{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.04em;margin-top:4px;color:var(--ink-2)}
.mf-status.ok{color:var(--accent)}
.mf-status.err{color:#c0504a}
.contact-pad{display:grid;grid-template-columns:1.4fr .6fr;gap:52px;padding:16px 4px 40px}
.social-row{display:flex;gap:22px}
@media (max-width:860px){.contact-pad{grid-template-columns:1fr;gap:36px}}
.foot-side{display:flex;flex-direction:column;align-items:flex-end;gap:18px}
.ig-link{color:var(--ink-dim);display:inline-flex;transition:color .18s}
.ig-link:hover{color:var(--accent)}
@media (max-width:640px){.foot-side{align-items:flex-start}}

footer{padding:56px 0 60px;color:var(--ink-dim)}
body.page-progetto footer{border-top:1px solid var(--line);padding-top:52px}
.foot-grid{display:flex;justify-content:space-between;align-items:flex-end;gap:32px;flex-wrap:wrap}
.foot-contacts{display:flex;flex-direction:column;gap:9px;font-size:14px}
.foot-contacts div span{color:var(--accent-dim);text-transform:uppercase;letter-spacing:.05em;font-size:11px;display:inline-block;min-width:82px}
.foot-contacts a{color:var(--ink);transition:color .18s}
.foot-contacts a:hover{color:var(--accent)}
.foot-meta{font-family:var(--font-mono);font-size:10.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-dim)}

/* ---------- RESPONSIVE ---------- */
@media (max-width:860px){
  .hero{height:70vh;min-height:400px}
  .hero-quote{bottom:62px;max-width:72vw}
  .bio-grid{grid-template-columns:1fr;gap:28px}
  .portrait{max-width:280px}
  .contact-grid{grid-template-columns:1fr;gap:28px;align-items:start}
  .sec{padding:64px 0}
  .row{grid-template-columns:1fr;gap:6px}
  .cat-works{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:22px 16px}
}
@media (max-width:640px){
  .foot-grid{flex-direction:column;align-items:flex-start;gap:22px}
  .credits{grid-template-columns:1fr;gap:2px 0}
  .credits dt{margin-top:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}
