/*
 * biblioteca.css — Centro Studi Tecnojus
 * Stili specifici per la Biblioteca Digitale:
 * intestazione sezione, griglia aree tematiche,
 * badge contatori, legenda tipologie.
 *
 * Dipende da: base.css (variabili, reset, navbar, footer)
 * Percorso:   css/biblioteca.css
 * Usato da:   biblioteca-digitale/biblioteca-index.html
 *             biblioteca-digitale/*/index-*.html
 */

/* ══════════════════════════════════════════════
   INTESTAZIONE PAGINA INTERNA
   Stesso sfondo della hero home (#f4f8fc),
   border-bottom arancione 3px come stacco
   netto verso il corpo della pagina.
   Breadcrumb: testo puro, nessun contenitore.
══════════════════════════════════════════════ */
.pag-header {
  display: block;
  background: #f4f8fc;
  border-bottom: 1px solid var(--blu-lt);
  box-shadow: inset 0 -1px 0 var(--blu-lt);
  padding: var(--sp-sm) 1.25rem var(--sp-sm);
  margin-bottom: 0;
}
@media (min-width: 768px) {
  .pag-header { padding: var(--sp-sm) 2rem var(--sp-sm); }
}
.pag-header .container {
  display: flex;
  flex-direction: column;
  gap: .3rem;
}

/* breadcrumb — testo puro, nessun sfondo */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .25rem;
  font-family: var(--font-sans);
  font-size: .72rem;
  color: var(--testo-lt);
}
.breadcrumb a {
  color: var(--blu);
  text-decoration: none;
  transition: color .15s;
}
.breadcrumb a:hover { color: var(--area-stripe, var(--arancione)); }
.breadcrumb .sep { color: var(--bordo); margin: 0 .1rem; }
.breadcrumb .current { color: var(--testo-m); font-weight: 600; }

.pag-eyebrow {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}

.pag-area-back {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 600;
  color: var(--area-stripe, var(--blu));
  border: 1.5px solid var(--area-stripe, var(--blu));
  border-radius: 3px;
  padding: .18rem .65rem;
  text-decoration: none;
  letter-spacing: .02em;
  transition: background .18s, color .18s;
  white-space: nowrap;
}

.pag-area-back:hover {
  background: var(--area-stripe, var(--blu));
  color: #fff;
}

/* titolo pagina */
.pag-titolo {
  font-family: var(--font-sans);
  font-size: clamp(1.15rem, 3vw, 1.6rem);
  font-weight: 700;
  color: var(--blu-scuro);
  letter-spacing: .01em;
  line-height: 1.2;
}
.pag-titolo span { color: var(--arancione); }

/* sottotitolo descrittivo */
.pag-sub {
  font-family: var(--font-sans);
  font-size: .85rem;
  color: var(--testo-m);
  line-height: 1.5;
  max-width: 680px;
}

/* ══════════════════════════════════════════════
   PILL TIPOLOGIE — dossier / quaderni / focus
   Visualizzate sotto il titolo come riepilogo
   del sistema editoriale.
══════════════════════════════════════════════ */
.tipo-pills {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-top: .2rem;
}
.tipo-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: var(--blu-scuro);
  background: var(--carta-b);
  border: 1px solid var(--bordo);
  border-radius: 20px;
  padding: .22rem .75rem;
}
.tipo-pill .pill-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.pill-dot-dos { background: var(--blu); }
.pill-dot-qua { background: var(--blu-medio); }
.pill-dot-foc { background: var(--arancione); }
.tipo-pill .pill-desc {
  font-weight: 400;
  color: var(--testo-lt);
  font-size: .68rem;
}

/* ══════════════════════════════════════════════
   GRIGLIA AREE TEMATICHE — BIBLIOTECA
   Più ricca della griglia in home:
   include i contatori dossier/quaderni/focus
   e il link "Accedi all'area".
══════════════════════════════════════════════ */
.sez-biblioteca {
  background: var(--carta-b);
  margin-top: 0;
  border-top: 0;
}

.bib-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}

/* card area tematica */
.bib-card {
  border: 1px solid var(--bordo);
  border-radius: 8px;
  background: var(--carta-b);
  text-decoration: none;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transition: box-shadow .22s, transform .2s;
  position: relative;
}
.bib-card:hover {
  box-shadow: 0 4px 18px rgba(40,60,80,.1);
  transform: translateY(-2px);
}
.bib-card:hover .bib-card-link { color: var(--arancione); }
.bib-card:hover .bib-card-icon svg { color: var(--arancione); transform: scale(1.1); }

/* striscia colore in cima — colore per area */
.bib-card-stripe {
  height: 4px;
  width: 100%;
  flex-shrink: 0;
}

/* corpo card */
.bib-card-body {
  padding: var(--sp-sm) var(--sp-sm) .6rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}

.bib-card-header {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
}
.bib-card-icon {
  flex-shrink: 0;
  margin-top: .1rem;
}
.bib-card-icon svg {
  width: 22px; height: 22px;
  color: var(--blu-medio);
  transition: color .2s, transform .22s;
  display: block;
}

.bib-card-nome {
  font-family: var(--font-sans);
  font-size: .97rem;
  font-weight: 700;
  color: var(--blu-scuro);
  line-height: 1.25;
}
.bib-card-desc {
  font-family: var(--font-sans);
  font-size: .8rem;
  color: var(--testo-m);
  line-height: 1.5;
  flex: 1;
}

/* badge "IN PREPARAZIONE" */
.bib-card-wip {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--testo-lt);
  background: var(--blu-xlt);
  border: 1px solid var(--bordo-lt);
  border-radius: 3px;
  padding: .15rem .5rem;
  align-self: flex-start;
}

/* contatori dossier / quaderni / focus */
.bib-card-footer {
  display: flex;
  gap: .5rem;
  padding: .5rem var(--sp-sm) .65rem;
  border-top: 1px solid var(--bordo-lt);
  background: var(--blu-xlt);
}
.bib-count {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  gap: .1rem;
}
.bib-count-num {
  font-family: var(--font-sans);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--blu-scuro);
  line-height: 1;
}
.bib-count-label {
  font-family: var(--font-sans);
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--testo-lt);
}
/* separatori tra contatori */
.bib-count + .bib-count {
  border-left: 1px solid var(--bordo-lt);
}

/* link "Accedi all'area" */
.bib-card-link {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: .75rem;
  font-weight: 700;
  color: var(--blu);
  text-decoration: none;
  letter-spacing: .04em;
  padding: .5rem var(--sp-sm) .6rem;
  border-top: 1px solid var(--bordo-lt);
  transition: color .2s, background .18s;
  background: var(--carta-b);
}
.bib-card-link:hover {
  background: var(--blu-xlt);
  color: var(--arancione);
}

/* card disabilitata (IN PREPARAZIONE) */
.bib-card.wip {
  pointer-events: none;
  opacity: .75;
}
.bib-card.wip .bib-card-link { display: none; }

/* ── COLORI STRISCE PER AREA ─────────────────
   Coerenti con il sistema cromatico già usato
   nelle card home e nella biblioteca online.
─────────────────────────────────────────── */
.stripe-professione  { background: #7a3a00; }
.stripe-edilizia     { background: #1a4a6b; }
.stripe-paesaggio    { background: #2d5a2d; }
.stripe-tecnico      { background: #4a4a00; }
.stripe-lavori       { background: #5a3a7a; }
.stripe-sicurezza    { background: #8b1a1a; }

/* ══════════════════════════════════════════════
   LEGENDA TIPOLOGIE
   Sezione con sfondo blu-xlt che spiega
   dossier, quaderni e focus.
══════════════════════════════════════════════ */
.sez-legenda { background: var(--blu-xlt); }

.legenda-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--sp-sm);
  margin-top: var(--sp-md);
}
.legenda-item {
  background: var(--carta-b);
  border: 1px solid var(--bordo-lt);
  border-radius: 8px;
  padding: var(--sp-sm) var(--sp-sm);
  display: flex;
  flex-direction: column;
  gap: .4rem;
}
.legenda-tipo {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.legenda-badge {
  font-family: var(--font-sans);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bianco);
  padding: .2rem .6rem;
  border-radius: 3px;
}
.badge-dos { background: var(--blu); }
.badge-qua { background: var(--blu-medio); }
.badge-foc { background: var(--arancione); }

.legenda-titolo {
  font-family: var(--font-sans);
  font-size: .88rem;
  font-weight: 700;
  color: var(--blu-scuro);
}
.legenda-testo {
  font-family: var(--font-sans);
  font-size: .82rem;
  color: var(--testo-m);
  line-height: 1.58;
}
/* LEGENDA — badge neutri (solo sezione legenda) */
.sez-legenda .legenda-badge {
  background: #5f6b7a;
  color: #fff;
  border: none;
}
/* biblioteca-index: hero senza stacco inferiore */
.hero-biblioteca {
  border-bottom: 0;
  box-shadow: none;
}

/* biblioteca-index: menu contestuale aree */
.hero-biblioteca + .area-nav {
  background: #f4f8fc;
  border-bottom: 1px solid var(--blu-lt);
}
/* ══════════════════════════════════════════════
   BIBLIOTECA-INDEX — HERO E MENU CONTESTUALE AREE
══════════════════════════════════════════════ */

/* hero senza stacco inferiore */
.hero-biblioteca {
  border-bottom: 0;
  box-shadow: none;
}

/* menu aree subito sotto la hero */
.hero-biblioteca + .area-nav {
  background: #f4f8fc;
  border-bottom: 1px solid var(--blu-lt);
}

.hero-biblioteca + .area-nav .area-nav-inner {
  max-width: 1020px;
  margin: 0 auto;
  padding: .85rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: .55rem;
  align-items: center;
}

@media (min-width: 768px) {
  .hero-biblioteca + .area-nav .area-nav-inner {
    padding: .9rem 0;
  }
}

.hero-biblioteca + .area-nav .area-nav-label {
  font-family: var(--font-sans);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--testo-lt);
  margin-right: .2rem;
}

.hero-biblioteca + .area-nav .area-nav-link {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  min-height: 2rem;
  padding: .34rem .78rem;
  border: 1px solid var(--bordo);
  border-radius: 999px;
  background: var(--carta-b);
  color: var(--blu-scuro);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: .8rem;
  font-weight: 600;
  line-height: 1.2;
  transition: background .18s, border-color .18s, color .18s, transform .18s;
}

.hero-biblioteca + .area-nav .area-nav-link:hover {
  background: #f7fafc;
  border-color: var(--blu-lt);
  color: var(--arancione);
  transform: translateY(-1px);
}

.hero-biblioteca + .area-nav .area-nav-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: 0 0 8px;
}

.hero-biblioteca + .area-nav .dot-professione { background: #7d4c8f; }
.hero-biblioteca + .area-nav .dot-edilizia    { background: #9a6b2f; }
.hero-biblioteca + .area-nav .dot-paesaggio   { background: #2d5a2d; }
.hero-biblioteca + .area-nav .dot-tecnico     { background: #486581; }
.hero-biblioteca + .area-nav .dot-lavori      { background: #8c3f2b; }
.hero-biblioteca + .area-nav .dot-sicurezza   { background: #9b2c2c; }

.hero-biblioteca + .home-area-nav {
  position: sticky;
  top: 50px;
  z-index: 150;
}