/* =========================================================
   LAB — esperimenti web · appunti creativi · idee
   Layout dell'hub e delle pagine di contenuto.
   Riusa il sistema tema (token --bg/--accent/--cream/…) e i
   font definiti in ../sviluppo.css. Qui solo l'impaginazione.
   ========================================================= */

/* ---------- impostazioni generali pagina ---------- */
.lab-main{max-width:var(--maxw);margin:0 auto;padding:clamp(96px,12vh,128px) var(--pad) clamp(60px,8vw,96px)}

/* eyebrow mono coerente col resto del sito */
.lab-eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--mono);
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:20px}
.lab-eyebrow::before{display:none}

/* ---------- HERO dell'hub ---------- */
.lab-hero{max-width:980px;margin-bottom:clamp(44px,6vw,72px)}
.lab-title{font-family:var(--display);font-weight:300;font-size:clamp(40px,6vw,80px);
  line-height:1.0;letter-spacing:-.02em;color:var(--cream);text-wrap:balance}
.lab-title em{font-style:italic;color:var(--accent)}
.lab-lede{font-family:var(--display);font-weight:300;margin-top:22px;font-size:clamp(16px,1.4vw,19px);color:var(--muted);
  line-height:1.5;max-width:70ch;text-wrap:pretty}

/* filtri / legenda tipi (statici, decorativi) */
.lab-kinds{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;font-family:var(--mono);font-size:12px}
.lab-kinds .k{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);
  border-radius:100px;padding:7px 13px;color:var(--muted)}
.lab-kinds .k::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent)}
.lab-kinds .k.note::before{background:var(--accent-deep);border-radius:50%}
.lab-kinds .k.idea::before{background:transparent;border:1px solid var(--accent);transform:rotate(45deg)}

/* ---------- GRIGLIA voci ---------- */
.lab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2vw,24px)}
@media(max-width:820px){.lab-grid{grid-template-columns:1fr}}

.lab-card{position:relative;display:flex;flex-direction:column;gap:14px;
  border:1px solid var(--line);border-radius:18px;background:var(--card);
  padding:clamp(22px,2.6vw,32px);overflow:hidden;
  transition:transform .3s cubic-bezier(.4,.1,.2,1),border-color .3s,box-shadow .3s}
.lab-card:hover{transform:translateY(-4px);border-color:var(--line-strong);
  box-shadow:0 30px 60px -42px color-mix(in srgb,var(--cream) 46%,transparent)}
.lab-card a.cover{position:absolute;inset:0;z-index:3}

.lc-top{display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--faint)}
.lc-kind{display:inline-flex;align-items:center;gap:8px;color:var(--accent);text-transform:uppercase}
.lc-kind::before{content:"";width:8px;height:8px;border-radius:2px;background:currentColor}
.lc-kind.note::before{border-radius:50%}
.lc-kind.idea::before{background:transparent;border:1px solid currentColor;transform:rotate(45deg)}

.lc-title{font-family:var(--display);font-weight:300;font-size:clamp(24px,2.6vw,33px);
  line-height:1.08;letter-spacing:-.01em;color:var(--cream);text-wrap:balance}
.lc-dek{font-family:var(--display);font-weight:300;font-size:clamp(16px,1.1vw,17.5px);color:var(--muted);line-height:1.5;text-wrap:pretty}
.lc-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;
  padding-top:8px;font-family:var(--mono);font-size:11.5px;color:var(--faint)}
.lc-tags{display:flex;flex-wrap:wrap;gap:7px}
.lc-tags span{border:1px solid var(--line);border-radius:100px;padding:4px 10px}
.lc-arrow{width:34px;height:34px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:50%;color:var(--cream);transition:.25s}
.lab-card:hover .lc-arrow{background:var(--accent);border-color:var(--accent);color:var(--on-accent);transform:rotate(-45deg)}
.lc-arrow svg{width:15px;height:15px}

/* tile "slot" per le voci future */
.lab-slot{display:flex;flex-direction:column;justify-content:center;gap:10px;min-height:200px;
  border:1px dashed var(--line-strong);border-radius:18px;padding:clamp(22px,2.6vw,32px);
  color:var(--faint);background:color-mix(in srgb,var(--card) 40%,transparent)}
.lab-slot .s-k{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.lab-slot .s-t{font-family:var(--display);font-weight:300;font-size:clamp(22px,2.4vw,28px);color:var(--muted)}
.lab-slot .s-d{font-size:15px;line-height:1.55;max-width:38ch}

/* ====================================================================
   PAGINA DI CONTENUTO (articolo) — usata dal template e dalle voci
   ==================================================================== */
.lab-article{max-width:var(--maxw);margin:0 auto;padding:clamp(96px,12vh,128px) var(--pad) clamp(72px,9vw,110px)}

/* breadcrumb: gli stili sono in sviluppo.css, condivisi con le pagine interne fuori da lab/ */

/* header articolo */
.art-head{max-width:100%;margin-bottom:clamp(36px,5vw,56px);padding-bottom:clamp(28px,3.5vw,40px);
  border-bottom:1px solid var(--line)}
.art-kind{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;
  letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:20px}
.art-kind::before{content:"";width:9px;height:9px;border-radius:2px;background:currentColor}
.art-kind.note::before{border-radius:50%}
.art-kind.idea::before{background:transparent;border:1px solid currentColor;transform:rotate(45deg)}
.art-title{font-family:var(--display);font-weight:300;font-size:clamp(36px,5.4vw,66px);
  line-height:1.02;letter-spacing:-.02em;color:var(--cream);text-wrap:balance}
.art-title em{font-style:italic;color:var(--accent)}
.art-dek{font-family:var(--display);font-weight:300;margin-top:20px;font-size:clamp(17px,1.5vw,20px);color:var(--muted);line-height:1.5;text-wrap:pretty}
.art-meta{display:flex;flex-wrap:wrap;gap:8px 18px;margin-top:24px;font-family:var(--mono);
  font-size:12px;color:var(--faint)}
.art-meta time{color:var(--muted)}

/* corpo testo — stile "glossa" (come .def .gl dell'hero) */
.prose{max-width:100%;font-family:var(--display);font-weight:300;font-size:clamp(16px,1.2vw,18px);line-height:1.5;color:var(--muted)}
.prose > * + *{margin-top:1.3em}
.prose h2{font-family:var(--display);font-weight:300;font-size:clamp(26px,3vw,38px);
  line-height:1.12;letter-spacing:-.01em;color:var(--cream);margin-top:1.9em}
.prose h3{font-family:var(--sans);font-weight:700;font-size:clamp(19px,1.7vw,22px);
  color:var(--cream);margin-top:1.6em;letter-spacing:-.01em}
.prose p{color:var(--muted);text-wrap:pretty}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;text-decoration-color:color-mix(in srgb,var(--accent) 45%,transparent)}
.prose a:hover{text-decoration-color:var(--accent)}
.prose strong{color:var(--cream);font-weight:700}
.prose ul,.prose ol{padding-left:1.3em;color:var(--muted)}
.prose li + li{margin-top:.5em}
.prose blockquote{border-left:2px solid var(--accent);padding:2px 0 2px 22px;margin-left:0;
  font-family:var(--display);font-style:italic;font-size:clamp(20px,2.2vw,26px);
  line-height:1.34;color:var(--cream)}
.prose figure{margin-top:1.8em}
.prose figure img,.prose figure image-slot{display:block;width:100%;border-radius:12px;border:1px solid var(--line)}
.prose figcaption{margin-top:10px;font-family:var(--mono);font-size:12px;color:var(--faint);text-align:center}
.prose hr{border:0;height:1px;background:var(--line);margin:2.4em 0}
.prose code{font-family:var(--mono);font-size:.88em;background:color-mix(in srgb,var(--cream) 9%,transparent);
  padding:2px 6px;border-radius:5px;color:var(--cream)}
.prose pre{background:var(--surface-deep);border:1px solid var(--line);border-radius:12px;
  padding:clamp(16px,2vw,22px);overflow-x:auto;font-family:var(--mono);font-size:13.5px;line-height:1.6;scrollbar-width:none}
.prose pre::-webkit-scrollbar{display:none}
.prose pre code{background:none;padding:0;font-size:inherit;color:var(--cream)}

/* piè di pagina articolo / navigazione */
.art-foot{margin-top:clamp(48px,6vw,72px);padding-top:clamp(28px,3.5vw,40px);
  border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:16px}
.back-link{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:13px;
  color:var(--muted);transition:color .2s}
.back-link:hover{color:var(--accent)}
.back-link svg{width:15px;height:15px}
.art-share{font-family:var(--mono);font-size:12px;color:var(--faint)}

/* ---------- footer comune Lab ---------- */
.lab-footer{border-top:1px solid var(--line);padding:28px var(--pad) 56px;
  font-family:var(--mono);font-size:12px;color:var(--muted);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;max-width:var(--maxw);margin:0 auto}
.lab-footer a:hover{color:var(--accent)}

/* link "torna al sito / al lab" nella topbar */
.lab-back{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;
  color:var(--muted);transition:color .2s}
.lab-back:hover{color:var(--cream)}
.lab-back svg{width:15px;height:15px}

/* =========================================================
   ALLEGGERIMENTO — coerente col sito: tratto unico più tenue.
   ========================================================= */
:root{
  --hair:color-mix(in srgb,var(--cream) 7%,transparent);
  --hair-2:color-mix(in srgb,var(--cream) 11%,transparent);
}
.crumb,.art-head,.art-foot,.lab-footer,.prose hr,
.lab-card,.lab-kinds .k,.lc-tags span{border-color:var(--hair)}
.prose hr{background:var(--hair)}
.lab-card{border-color:var(--hair-2)}
.lab-slot{border-color:var(--hair-2)}
.prose pre,.prose figure img,.prose figure image-slot{border-color:var(--hair-2)}

/* ====================================================================
   COMPONENTI RIUTILIZZABILI NEL CORPO ARTICOLO
   Usati da più voci del Lab (case study), non specifici di una pagina.
   ==================================================================== */

/* modificatore: contenuto a piena larghezza del contenitore (tabelle, screenshot) */
.lab-article.wide .art-head,
.lab-article.wide .prose{max-width:none}

/* CTA verso una demo/galleria dal vivo */
.live-cta{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(16px,3vw,28px);
  justify-content:space-between;padding:clamp(20px,3vw,28px) clamp(20px,3vw,30px);
  border:1px solid var(--hair-2);border-radius:16px;
  background:color-mix(in srgb,var(--cream) 4%,transparent)}
.live-cta .lc-copy{max-width:46ch}
.live-cta .lc-label{font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent);display:block;margin-bottom:8px}
.live-cta .lc-copy p{margin:0;font-family:var(--display);font-weight:300;
  color:var(--muted);font-size:clamp(15px,1.2vw,17px);line-height:1.5}
.live-cta .lc-copy strong{color:var(--cream)}
.prose a.live-btn{flex-shrink:0;display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-weight:600;font-size:15px;
  padding:13px 22px;border-radius:10px;background:var(--accent);color:#12100b;
  text-decoration:none;transition:transform .2s,filter .2s;white-space:nowrap}
.prose a.live-btn:hover{transform:translateY(-2px);filter:brightness(1.06);color:#12100b}
.live-btn svg{width:16px;height:16px}

/* Riquadro "prompt reale" (case study) */
.prompt{margin-top:1.6em;border:1px solid var(--hair-2);border-left:2px solid var(--accent);
  border-radius:0 12px 12px 0;padding:clamp(16px,2vw,20px) clamp(18px,2.2vw,24px);
  background:color-mix(in srgb,var(--cream) 3.5%,transparent)}
.prompt .p-lab{display:block;font-family:var(--mono);font-size:11px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent);margin-bottom:10px}
.prompt .p-lab .p-tag{color:var(--faint);margin-left:8px;text-transform:none;letter-spacing:0}
.prompt p{margin:0;font-family:var(--display);font-weight:300;font-style:normal;
  font-size:clamp(15px,1.2vw,17px);line-height:1.5;
  color:var(--muted)}
.prompt.seq{margin-top:.9em}

/* Coppia/griglia di screenshot */
.shots{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:1.8em}
@media(max-width:720px){.shots{grid-template-columns:1fr}}
.shots figure{margin:0}
.shots img{display:block;width:100%;border-radius:12px;border:1px solid var(--hair-2);
  background:#f4f4f6}
.shots figcaption{margin-top:10px;font-family:var(--mono);font-size:12px;
  color:var(--faint);text-align:center}

/* Tabella di sintesi */
.recap-wrap{margin-top:1.8em;overflow-x:auto;border:1px solid var(--hair-2);border-radius:12px;scrollbar-width:none}
.recap-wrap::-webkit-scrollbar{display:none}
table.recap{width:100%;border-collapse:collapse;font-size:14.5px;min-width:560px}
table.recap th,table.recap td{text-align:left;padding:14px 18px;
  border-bottom:1px solid var(--hair);vertical-align:top;line-height:1.45}
table.recap thead th{font-family:var(--mono);font-size:11px;letter-spacing:.08em;
  text-transform:uppercase;color:var(--accent);font-weight:500}
table.recap tbody tr:last-child td{border-bottom:0}
table.recap td:first-child{color:var(--cream);font-weight:600;white-space:nowrap}
table.recap td{color:color-mix(in srgb,var(--cream) 82%,var(--muted))}
table.recap td:last-child{color:var(--cream)}

/* Elenco "cosa dice" con marcatore accento */
.takeaways{list-style:none;padding-left:0}
.takeaways li{position:relative;padding-left:26px}
.takeaways li::before{content:"";position:absolute;left:0;top:.62em;
  width:9px;height:9px;border-radius:2px;background:var(--accent)}
.takeaways li + li{margin-top:1em}