/* ============================================================
   Enrosadira — main.css
   Design system identico al sito Next.js originale
   Font: Cormorant Garamond (serif) + Inter (sans)
   ============================================================ */

/* ── Variables ─────────────────────────────────────────── */
:root {
  /* Palette calda fedele all'originale oklch */
  --bg:             #f9f7f1;   /* oklch(0.975 0.005 85) – crema calda */
  --fg:             #221d18;   /* oklch(0.15 0.01 60)   – nero-marrone caldo */
  --muted:          #efece5;   /* oklch(0.94 0.01 85)   – grigio chiaro caldo */
  --muted-fg:       #6b665d;   /* oklch(0.45 0.01 60)   – grigio medio caldo */
  --border:         #dcd9d0;   /* oklch(0.88 0.01 85)   – bordo caldo */
  --border-soft:    rgba(220, 217, 208, 0.5);
  --card:           #ffffff;
  --primary:        #221d18;
  --primary-fg:     #f9f7f1;
  --accent:         #a0431f;   /* oklch(0.55 0.12 25)   – ruggine/terracotta */
  --accent-fg:      #ffffff;
  /* Sovrascrivibile per sezione: archivio=ruggine, didattica=verde-salvia */
  --section-accent: var(--accent);
  --font-serif:     'Cormorant Garamond', Georgia, serif;
  --font-sans:      'Inter', system-ui, -apple-system, sans-serif;
  --radius:         0;
  --container:      72rem;
  --transition:     150ms ease;
}

/* ── Identità visiva per sezione ────────────────────────── */
/* Archivio: terracotta/ruggine – repertorio concertistico */
.page-template-page-archivio-php {
  --section-accent: #a0431f;
}
/* Didattica: salvia scuro – materiale scolastico */
.page-template-page-didattica-php {
  --section-accent: #2e7060;
}
/* Progetti: ardesia/indaco – portfolio artistico */
.page-template-page-progetti-php {
  --section-accent: #3a4a6b;
}

/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  line-height: 1.6;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; padding: 0; }
ul, ol { list-style: none; }
input, select, textarea { font-family: inherit; font-size: inherit; }

/* ── Global refinements ──────────────────────────────────── */
::selection { background: rgba(160, 67, 31, 0.15); color: var(--fg); }

:focus-visible {
  outline: 2px solid var(--section-accent);
  outline-offset: 2px;
}
:focus:not(:focus-visible) { outline: none; }

hr {
  border: none;
  height: 1px;
  background: var(--border);
  margin: 2rem 0;
}

/* ── Layout ─────────────────────────────────────────────── */
.site-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
.site-main    { flex: 1; }
.container    { max-width: var(--container); margin-inline: auto; padding-inline: 1.5rem; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  border-bottom: 1px solid var(--border-soft);
  background: rgba(249,247,241,0.96);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: box-shadow 250ms ease, border-color 250ms ease;
}
.site-header.is-scrolled {
  box-shadow: 0 2px 16px rgba(0,0,0,0.07);
  border-bottom-color: var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}
.site-logo {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  transition: opacity var(--transition);
}
.site-logo:hover { opacity: 0.7; }

/* Desktop nav */
.nav-desktop { display: none; align-items: center; gap: 2rem; }
@media (min-width: 768px) { .nav-desktop { display: flex; } }

/* ── Language switcher ───────────────────────────────────── */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.lang-btn {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted-fg);
  padding: 0.25rem 0.25rem;
  transition: color var(--transition);
  line-height: 1;
}
.lang-btn:hover { color: var(--fg); }
.lang-btn.is-current { color: var(--fg); cursor: default; }
.lang-sep { font-size: 0.625rem; color: var(--border); line-height: 1; }

/* Header: nascosto su mobile, visibile su desktop */
.lang-switcher--header { display: none; }
@media (min-width: 768px) { .lang-switcher--header { display: flex; } }

/* Mobile nav footer — accanto a Privacy */
.lang-switcher--mobile .lang-btn { font-size: 0.75rem; }

/* Footer — stessa dimensione dei footer-link */
.lang-switcher--footer { margin-left: auto; }
.lang-switcher--footer .lang-btn { font-size: 0.8125rem; }

.nav-link {
  font-size: 0.875rem;
  color: var(--muted-fg);
  transition: color var(--transition);
  text-decoration: none;
}
.nav-link:hover,
.nav-link.active { color: var(--fg); }

/* Mobile toggle */
.nav-mobile-toggle { display: flex; align-items: center; padding: 0.5rem; color: var(--fg); }
@media (min-width: 768px) { .nav-mobile-toggle { display: none; } }

/* ── Full-screen mobile nav ──────────────────────────────── */
.nav-mobile {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-6px);
  transition: opacity 220ms ease, transform 220ms ease;
}
.nav-mobile.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Prevent body scroll when menu open */
body.nav-open { overflow: hidden; }

.nav-mobile-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: 0 1.5rem 2rem;
}

/* Header: logo + close button */
.nav-mobile-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
  flex-shrink: 0;
}
.nav-mobile-logo {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--fg);
}
.nav-mobile-close {
  display: flex;
  align-items: center;
  padding: 0.5rem;
  color: var(--fg);
}

/* Nav links — grandi, serif */
.nav-mobile nav {
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: center;
  gap: 0;
  padding: 0;
}
.nav-mobile-link {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--fg);
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border-soft);
  transition: color var(--transition), padding-left var(--transition);
}
.nav-mobile-link:first-child { border-top: 1px solid var(--border-soft); }
.nav-mobile-link:hover { color: var(--muted-fg); padding-left: 0.5rem; }

/* Footer: link secondari */
.nav-mobile-footer {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  flex-shrink: 0;
}
.nav-mobile-footnote {
  font-size: 0.8125rem;
  color: var(--muted-fg);
  transition: color var(--transition);
}
.nav-mobile-footnote:hover { color: var(--fg); }

/* ── Footer ─────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-soft);
  background: var(--bg);
  padding: 2rem 0;
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
}
@media (min-width: 640px) {
  .footer-inner { flex-direction: row; justify-content: space-between; }
}
.footer-links  { display: flex; align-items: center; gap: 1.5rem; }
.footer-link   { transition: color var(--transition); }
.footer-link:hover { color: var(--fg); }
.footer-copy   { font-size: 0.8125rem; }

/* ── Skip to content ─────────────────────────────────────── */
.skip-to-content {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  background: var(--fg);
  color: var(--bg);
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  transition: top 200ms ease;
}
.skip-to-content:focus {
  top: 0.75rem;
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.5rem;
  font-size: 0.875rem;
  border: 1px solid transparent;
  transition: background var(--transition), opacity var(--transition);
  cursor: pointer;
}
.btn-primary {
  background: var(--fg);
  color: var(--primary-fg);
  border-color: var(--fg);
}
.btn-primary:hover { opacity: 0.88; }
.btn-ghost {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--muted); }

/* ── 404 ─────────────────────────────────────────────────── */
.page-404 { padding: 6rem 1.5rem; }
.not-found-inner {
  max-width: 28rem;
  margin-inline: auto;
  text-align: center;
}
.not-found-code {
  font-family: var(--font-serif);
  font-size: 5rem;
  font-weight: 300;
  line-height: 1;
  color: var(--border);
  margin-bottom: 1rem;
}
.not-found-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
}
.not-found-desc { font-size: 0.9375rem; color: var(--muted-fg); margin-bottom: 2rem; }
.not-found-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.not-found-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  font-size: 0.875rem;
}

/* ── Back to top ─────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 200;
  width: 2.5rem;
  height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--fg);
  color: var(--bg);
  border: none;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity 220ms ease, transform 220ms ease;
}
.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover { opacity: 0.8; }

/* ── Cards shared ────────────────────────────────────────── */
.card-border {
  border: 1px solid var(--border-soft);
  background: var(--card);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.card-border:hover {
  border-color: var(--border);
  box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}

/* ── Typography helpers ──────────────────────────────────── */
.serif   { font-family: var(--font-serif); font-weight: 400; }
.section-label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-fg);
}

/* ── HOME ────────────────────────────────────────────────── */
.page-home { padding: 4rem 1.5rem 6rem; }
@media (min-width: 768px) { .page-home { padding: 6rem 1.5rem; } }

.home-header { text-align: center; margin-bottom: 4rem; }
@media (min-width: 768px) { .home-header { margin-bottom: 6rem; } }

.home-tagline {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--fg);
}
@media (min-width: 768px) { .home-tagline { font-size: 1.875rem; } }

.home-tiles {
  display: grid;
  gap: 1.5rem;
  max-width: 56rem;
  margin-inline: auto;
  margin-bottom: 4rem;
}
@media (min-width: 768px) { .home-tiles { grid-template-columns: repeat(3, 1fr); margin-bottom: 6rem; } }

.home-tile {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 2rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.home-tile:hover {
  border-color: var(--border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.tile-icon { margin-bottom: 1rem; color: var(--muted-fg); transition: color var(--transition); }
.home-tile:hover .tile-icon { color: var(--fg); }
.tile-title { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 400; letter-spacing: 0.02em; margin-bottom: 0.5rem; }
.tile-desc  { font-size: 0.875rem; line-height: 1.6; color: var(--muted-fg); flex: 1; margin-bottom: 1.5rem; }
.tile-cta   { display: inline-flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; color: var(--muted-fg); transition: color var(--transition); }
.home-tile:hover .tile-cta { color: var(--fg); }
.tile-cta svg { transition: transform var(--transition); }
.home-tile:hover .tile-cta svg { transform: translateX(3px); }

.home-secondary-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  font-size: 0.875rem;
}
.secondary-link { color: var(--muted-fg); transition: color var(--transition); }
.secondary-link:hover { color: var(--fg); }
.secondary-divider { width: 1px; height: 1rem; background: var(--border); }

/* ── Section badge ───────────────────────────────────────── */
.section-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.25rem 0.625rem;
  border: 1px solid var(--section-accent);
  color: var(--section-accent);
  margin-bottom: 0.75rem;
}

/* ── PAGE HEADERS ────────────────────────────────────────── */
.page-header { margin-bottom: 2.5rem; }
.page-header--projects {
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--section-accent);
  margin-bottom: 3rem;
}
.page-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
}
.page-subtitle { font-size: 0.875rem; color: var(--muted-fg); }
.library-header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 2px solid var(--section-accent);
}
.library-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.5rem;
  color: var(--fg);
}
.library-subtitle { font-size: 0.875rem; color: var(--muted-fg); }

/* ── LIBRARY (Archivio / Didattica) ──────────────────────── */
.page-library { padding: 2.5rem 1.5rem; }

.library-layout { display: grid; gap: 3rem; }
@media (min-width: 768px) { .library-layout { grid-template-columns: 220px 1fr; } }

/* Sidebar filtri */
.library-sidebar { display: none; }
@media (min-width: 768px) { .library-sidebar { display: block; } }

.filter-block { margin-bottom: 1.5rem; }

.filter-search-wrap {
  position: relative;
  margin-bottom: 1.25rem;
}
.filter-search-wrap svg { position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); color: var(--muted-fg); pointer-events: none; }
.filter-search {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  font-size: 0.875rem;
  color: var(--fg);
  outline: none;
  transition: border-color var(--transition);
}
.filter-search::placeholder { color: var(--muted-fg); }
.filter-search:focus { border-color: var(--section-accent); }

.filter-label {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-fg);
  margin-bottom: 0.625rem;
}

.filter-list   { display: flex; flex-direction: column; gap: 0.125rem; }
.filter-btn {
  width: 100%;
  text-align: left;
  padding: 0.375rem 0.5rem;
  font-size: 0.8125rem;
  color: var(--muted-fg);
  border-radius: 2px;
  transition: background var(--transition), color var(--transition);
}
.filter-btn:hover  { background: var(--muted); color: var(--fg); }
.filter-btn.active {
  background: var(--muted);
  color: var(--section-accent);
  font-weight: 500;
  border-left: 2px solid var(--section-accent);
  padding-left: calc(0.5rem - 2px);
}

.filter-advanced { padding-top: 1rem; border-top: 1px solid var(--border-soft); }

.filter-select-label { display: block; font-size: 0.75rem; color: var(--muted-fg); margin-top: 0.75rem; margin-bottom: 0.25rem; }
.filter-select {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 0.375rem 0.5rem;
  font-size: 0.8125rem;
  color: var(--fg);
  outline: none;
  transition: border-color var(--transition);
}
.filter-select:focus { border-color: var(--fg); }

.filter-reset {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--muted-fg);
  text-decoration: underline;
  cursor: pointer;
  transition: color var(--transition);
}
.filter-reset:hover { color: var(--fg); }

/* Featured panel */
.library-featured { margin-bottom: 2.5rem; }
.featured-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 640px) { .featured-grid { grid-template-columns: repeat(2, 1fr); } }

.featured-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 1.25rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.featured-card:hover {
  border-color: var(--border);
  box-shadow: 0 1px 6px rgba(0,0,0,0.06);
}
.card-meta-top { font-size: 0.75rem; color: var(--muted-fg); margin-bottom: 0.25rem; }
.card-title-lg {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  transition: color var(--transition);
}
.featured-card:hover .card-title-lg { color: var(--muted-fg); }
.card-excerpt { font-size: 0.875rem; color: var(--muted-fg); line-height: 1.5; margin-bottom: 0.75rem; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.card-footer-row { display: flex; align-items: center; justify-content: space-between; }
.card-meta-sm  { display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: var(--muted-fg); }
.card-cta-sm   { display: inline-flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: var(--muted-fg); transition: color var(--transition); }
.featured-card:hover .card-cta-sm { color: var(--fg); }

/* Genres panel */
.library-genres { margin-bottom: 2.5rem; }
.genres-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.75rem; }
.genre-btn {
  padding: 0.3125rem 0.75rem;
  font-size: 0.8125rem;
  border: 1px solid var(--border);
  color: var(--muted-fg);
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.genre-btn:hover  { background: var(--muted); color: var(--fg); border-color: var(--border); }
.genre-btn.active {
  background: var(--section-accent);
  color: var(--accent-fg);
  border-color: var(--section-accent);
}

/* Results */
.results-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.results-count  { font-size: 0.75rem; color: var(--muted-fg); }
.results-list   { display: flex; flex-direction: column; gap: 0.75rem; }

.result-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  border: 1px solid rgba(232,232,232,0.4);
  background: var(--card);
  padding: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.result-row:hover { border-color: var(--border); box-shadow: 0 1px 4px rgba(0,0,0,0.05); }

.result-main { flex: 1; min-width: 0; }
.result-meta-top { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0.25rem; }
.result-genre,
.result-level { font-size: 0.75rem; color: var(--muted-fg); }
.result-dot   { font-size: 0.75rem; color: var(--border); }
.result-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}
.result-row:hover .result-title { color: var(--section-accent); }
.result-sub  { font-size: 0.75rem; color: var(--muted-fg); }

.result-side { display: flex; flex-direction: column; align-items: flex-end; gap: 0.25rem; flex-shrink: 0; }
.result-meta-sm { display: flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: var(--muted-fg); white-space: nowrap; }

/* ── PROJECTS ────────────────────────────────────────────── */
.page-projects { padding: 2.5rem 1.5rem; }

.project-carousel-section { margin-bottom: 3rem; }

.carousel-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; }
.carousel-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.carousel-title::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 1.1em;
  background: var(--section-accent);
  flex-shrink: 0;
}
.carousel-controls { display: flex; align-items: center; gap: 0.5rem; }
.carousel-btn {
  border: 1px solid var(--border);
  padding: 0.5rem;
  color: var(--fg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.carousel-btn:hover:not(:disabled) { background: var(--muted); }
.carousel-btn:disabled { opacity: 0.3; cursor: not-allowed; }

.carousel-track-wrap { overflow: hidden; margin-inline: -1.5rem; padding-inline: 1.5rem; }
.carousel-track {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 0.5rem;
}
.carousel-track::-webkit-scrollbar { display: none; }

.project-card {
  width: 280px;
  flex-shrink: 0;
  scroll-snap-align: start;
  border: 1px solid var(--border-soft);
  background: var(--card);
  transition: border-color var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
@media (min-width: 640px) { .project-card { width: 320px; } }
.project-card:hover { border-color: var(--border); box-shadow: 0 1px 6px rgba(0,0,0,0.06); }

.project-card-img { aspect-ratio: 16/9; overflow: hidden; background: var(--muted); }
.project-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 300ms ease; }
.project-card:hover .project-card-img img { transform: scale(1.04); }
.project-card-img-placeholder { display: flex; align-items: center; justify-content: center; width: 100%; height: 100%; }
.serif-placeholder { font-family: var(--font-serif); font-size: 2rem; color: rgba(115,115,115,0.4); }

.project-card-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.project-card-meta  { font-size: 0.75rem; color: var(--muted-fg); margin-bottom: 0.25rem; }
.project-card-title {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  flex: 1;
  transition: color var(--transition);
}
.project-card:hover .project-card-title { color: var(--accent); }
.project-card-excerpt {
  font-size: 0.875rem;
  color: var(--muted-fg);
  line-height: 1.5;
  margin-bottom: 0.75rem;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}

/* ── SINGLE (brano / progetto) ───────────────────────────── */
.page-single   { padding: 2.5rem 1.5rem; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
  margin-bottom: 2rem;
  transition: color var(--transition);
}
.back-link:hover { color: var(--fg); }

.single-layout {
  display: grid;
  gap: 2.5rem;
}
@media (min-width: 1024px) { .single-layout { grid-template-columns: 1fr 320px; } }

.single-header { margin-bottom: 2rem; }
.single-meta-top { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-fg); margin-bottom: 0.5rem; }
.single-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin-bottom: 1rem;
}
@media (min-width: 768px) { .single-title { font-size: 2.5rem; } }
.single-subtitle { font-size: 1.125rem; color: var(--muted-fg); margin-bottom: 1rem; }
.single-credits  { font-size: 0.875rem; color: var(--muted-fg); }

.video-embed {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--muted);
  margin-bottom: 2rem;
}
.video-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: none; }

.single-description { margin-bottom: 2rem; }
.single-section-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.single-section-title::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--section-accent);
  flex-shrink: 0;
}

.entry-content { font-size: 0.875rem; line-height: 1.7; color: var(--muted-fg); }
.entry-content p { margin-bottom: 1rem; }
.entry-content h2,
.entry-content h3 { font-family: var(--font-serif); font-weight: 400; color: var(--fg); margin: 1.5rem 0 0.75rem; }

/* Project cover */
.project-cover { overflow: hidden; background: var(--muted); margin-bottom: 2rem; }
.project-cover img { width: 100%; object-fit: cover; }

/* Related */
.related-section { margin-top: 3rem; border-top: 1px solid var(--border-soft); padding-top: 2rem; }
.related-grid    { display: grid; gap: 1rem; }
@media (min-width: 640px) { .related-grid { grid-template-columns: repeat(3, 1fr); } }
.related-card {
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.related-card:hover { border-color: var(--border); box-shadow: 0 1px 4px rgba(0,0,0,0.05); }
.related-title { font-family: var(--font-serif); font-size: 0.875rem; font-weight: 400; transition: color var(--transition); }
.related-card:hover .related-title { color: var(--muted-fg); }
.related-meta  { margin-top: 0.25rem; font-size: 0.75rem; color: var(--muted-fg); }

/* ── SIDEBAR / INFO CARDS ────────────────────────────────── */
.single-sidebar { display: flex; flex-direction: column; gap: 1.5rem; }

.info-card {
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 1.5rem;
}
.info-card-label { font-size: 0.6875rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted-fg); margin-bottom: 1rem; }

.info-list { display: flex; flex-direction: column; gap: 0.75rem; font-size: 0.875rem; }
.info-row  { display: flex; align-items: flex-start; gap: 0.75rem; }
.info-row svg { flex-shrink: 0; margin-top: 0.125rem; color: var(--muted-fg); }
.info-row dt { font-size: 0.75rem; color: var(--muted-fg); }
.info-row dd { color: var(--fg); }

.info-list--compact { gap: 0.5rem; }
.info-list--compact > div { display: flex; flex-direction: column; gap: 0.125rem; }
.info-list--compact dt { font-size: 0.75rem; color: var(--muted-fg); }
.info-list--compact dd { color: var(--fg); font-size: 0.875rem; }

/* External links */
.enro-links-list { display: flex; flex-direction: column; gap: 0.5rem; }
.enro-ext-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
  transition: color var(--transition);
}
.enro-ext-link:hover { color: var(--fg); }

/* ── STUDIO ──────────────────────────────────────────────── */
.page-studio { padding: 2.5rem 1.5rem; }

.studio-intro {
  max-width: 42rem;
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--muted-fg);
  margin-bottom: 3rem;
}
.studio-intro p + p { margin-top: 1rem; }

.collaborators-section { border-top: 1px solid var(--border-soft); padding-top: 3rem; margin-top: 1rem; }
.collaborators-header {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 2rem;
}
@media (min-width: 640px) {
  .collaborators-header { flex-direction: row; align-items: center; justify-content: space-between; }
}
.section-title-serif { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 400; letter-spacing: 0.02em; }

.collab-search-wrap {
  position: relative;
  width: 100%;
}
@media (min-width: 640px) { .collab-search-wrap { width: 16rem; } }
.collab-search-wrap svg { position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); color: var(--muted-fg); pointer-events: none; }
.collab-search {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--card);
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  font-size: 0.875rem;
  color: var(--fg);
  outline: none;
  transition: border-color var(--transition);
}
.collab-search:focus { border-color: var(--fg); }
.collab-search::placeholder { color: var(--muted-fg); }

.collaborators-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px)  { .collaborators-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .collaborators-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1280px) { .collaborators-grid { grid-template-columns: repeat(4, 1fr); } }

.collab-card {
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 1.25rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.collab-card:hover { border-color: var(--border); box-shadow: 0 1px 6px rgba(0,0,0,0.06); }

.collab-card-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  overflow: hidden;
  background: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
}
.collab-card-avatar img { width: 100%; height: 100%; object-fit: cover; }
.collab-initial { font-family: var(--font-serif); font-size: 1.25rem; color: var(--muted-fg); }
.collab-card-name { font-family: var(--font-serif); font-size: 1rem; font-weight: 400; margin-bottom: 0.25rem; }
.collab-card-role  { font-size: 0.75rem; color: var(--muted-fg); margin-bottom: 0.75rem; }
.collab-card-blurb {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--muted-fg);
  margin-bottom: 1rem;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
}
.collab-card-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; }
.collab-action-link  { display: flex; align-items: center; gap: 0.25rem; font-size: 0.75rem; color: var(--muted-fg); transition: color var(--transition); }
.collab-action-link:hover { color: var(--fg); }

/* Single collaboratore */
.collab-header { display: flex; align-items: flex-start; gap: 1.25rem; margin-bottom: 2rem; }

/* ── CONTATTI ────────────────────────────────────────────── */
.page-contatti { padding: 2.5rem 1.5rem; }

.contact-layout { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .contact-layout { grid-template-columns: 1fr 280px; } }

/* Form */
.contact-form { display: flex; flex-direction: column; gap: 1.5rem; }
.form-row { display: grid; gap: 1rem; }
.form-row--2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 639px) { .form-row--2 { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; }
.form-label { font-size: 0.75rem; color: var(--muted-fg); margin-bottom: 0.375rem; }

.form-input,
.form-select,
.form-textarea {
  border: 1px solid var(--border);
  background: var(--card);
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  color: var(--fg);
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--muted-fg); }
.form-input:focus,
.form-select:focus,
.form-textarea:focus { border-color: var(--fg); }
.form-textarea { resize: none; }

.form-error {
  font-size: 0.875rem;
  color: #c0392b;
  padding: 0.75rem;
  border: 1px solid #e74c3c;
  background: #fdf2f2;
}

/* Success state */
.contact-success {
  border: 1px solid var(--border-soft);
  background: var(--card);
  padding: 2rem;
  text-align: center;
}
.contact-success-icon { margin: 0 auto 1rem; width: 3rem; height: 3rem; display: flex; align-items: center; justify-content: center; background: var(--muted); border-radius: 50%; }
.contact-success-title { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 400; margin-bottom: 0.5rem; }
.contact-success-msg { font-size: 0.875rem; color: var(--muted-fg); margin-bottom: 1.5rem; }
.contact-retry { font-size: 0.875rem; color: var(--muted-fg); text-decoration: underline; cursor: pointer; transition: color var(--transition); }
.contact-retry:hover { color: var(--fg); }

/* ── PRIVACY ─────────────────────────────────────────────── */
.page-privacy { padding: 2.5rem 1.5rem; }
.privacy-content { max-width: 42rem; }
.privacy-content section { margin-bottom: 1.5rem; }
.privacy-content h2 {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--fg);
  margin-bottom: 0.75rem;
}
.privacy-content p { font-size: 0.875rem; line-height: 1.75; color: var(--muted-fg); }

/* ── GENERIC PAGE ────────────────────────────────────────── */
.page-generic { padding: 2.5rem 1.5rem; }
.page-content { max-width: 42rem; margin-top: 2rem; }

/* ── LOADING state for results ──────────────────────────── */
.results-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem 0;
  gap: 0.75rem;
}
.results-spinner {
  width: 1.5rem;
  height: 1.5rem;
  border: 2px solid var(--border);
  border-top-color: var(--section-accent);
  border-radius: 50%;
  animation: enroSpin 0.7s linear infinite;
}
@keyframes enroSpin { to { transform: rotate(360deg); } }

/* ── No results ─────────────────────────────────────────── */
.results-empty {
  text-align: center;
  padding: 3.5rem 0;
}
.results-empty-icon {
  color: var(--border);
  margin-bottom: 1rem;
}
.results-empty-title {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 400;
  margin-bottom: 0.375rem;
}
.results-empty-hint { font-size: 0.8125rem; color: var(--muted-fg); }

/* ── SVG icons ──────────────────────────────────────────── */
svg { display: inline-block; vertical-align: middle; flex-shrink: 0; }

/* ════════════════════════════════════════════════════════════
   MIGLIORAMENTI
   ════════════════════════════════════════════════════════════ */

/* ── 1. Mobile filters drawer ───────────────────────────── */
.mobile-filter-bar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 1rem;
}
@media (min-width: 768px) { .mobile-filter-bar { display: none; } }

.mobile-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border: 1px solid var(--border);
  color: var(--fg);
  background: var(--card);
  transition: border-color var(--transition), color var(--transition);
}
.mobile-filter-btn:hover { border-color: var(--section-accent); color: var(--section-accent); }
.mobile-filter-btn.is-active { border-color: var(--section-accent); color: var(--section-accent); }

.mobile-filter-arrow { display: inline-flex; transition: transform 200ms ease; }
.mobile-filter-btn.is-active .mobile-filter-arrow { transform: rotate(180deg); }

/* Su mobile la griglia diventa block per evitare gap indesiderati */
@media (max-width: 767px) {
  .library-layout { display: block; }

  .library-sidebar {
    display: none;
    border: 1px solid var(--border-soft);
    background: var(--card);
    padding: 1.25rem;
    margin-bottom: 1.5rem;
  }
  .library-sidebar.is-open { display: block; }
}

/* ── 2. Section accent su single pages ──────────────────── */
body.section-archivio  { --section-accent: #a0431f; }
body.section-didattica { --section-accent: #2e7060; }
body.section-progetti  { --section-accent: #3a4a6b; }

/* Back link usa section-accent al hover */
.back-link:hover { color: var(--section-accent); }

/* Related card hover title */
.related-card:hover .related-title { color: var(--section-accent); }

/* ── 3. Featured cards border-top colorato ──────────────── */
.featured-card {
  border-top: 2px solid var(--section-accent) !important;
}

/* ── 4. Nav active state con section-accent ─────────────── */
.nav-link.active {
  color: var(--section-accent);
  position: relative;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--section-accent);
}

/* ── 6. Home tiles con accent per sezione ───────────────── */
.home-tile--progetti { --tile-accent: #3a4a6b; }
.home-tile--archivio { --tile-accent: #a0431f; }
.home-tile--didattica { --tile-accent: #2e7060; }

.home-tile--progetti:hover,
.home-tile--archivio:hover,
.home-tile--didattica:hover {
  border-color: var(--tile-accent, var(--border)) !important;
}

.home-tile--progetti .tile-icon,
.home-tile--archivio .tile-icon,
.home-tile--didattica .tile-icon {
  transition: color var(--transition);
}
.home-tile--progetti:hover .tile-icon  { color: #3a4a6b; }
.home-tile--archivio:hover .tile-icon  { color: #a0431f; }
.home-tile--didattica:hover .tile-icon { color: #2e7060; }

.home-tile--progetti:hover .tile-cta  { color: #3a4a6b; }
.home-tile--archivio:hover .tile-cta  { color: #a0431f; }
.home-tile--didattica:hover .tile-cta { color: #2e7060; }

/* ── 7. Project card placeholder migliore ───────────────── */
.project-card-img-placeholder {
  background: linear-gradient(
    135deg,
    var(--muted) 0%,
    color-mix(in srgb, var(--section-accent, #3a4a6b) 12%, var(--muted) 88%) 100%
  );
  position: relative;
  overflow: hidden;
}
.project-card-img-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 12px,
    rgba(0,0,0,0.03) 12px,
    rgba(0,0,0,0.03) 13px
  );
}
.serif-placeholder {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: rgba(0,0,0,0.15);
  position: relative;
  z-index: 1;
}

/* ══════════════════════════════════════════════════════════
   ANIMAZIONI
   ══════════════════════════════════════════════════════════ */

/* ── Keyframes ───────────────────────────────────────────── */
@keyframes enroFadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes enroFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ── Scroll-triggered (IntersectionObserver aggiunge .anim-visible) ── */
.anim-fade-up {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.anim-fade-up.anim-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Entrance page header (on load) ─────────────────────── */
.home-header {
  animation: enroFadeUp 0.6s ease both;
}
.home-secondary-links {
  animation: enroFadeIn 0.6s 0.4s ease both;
}
.library-header,
.page-header {
  animation: enroFadeUp 0.55s ease both;
}

/* ── Home tiles — staggered ──────────────────────────────── */
.home-tile {
  animation: enroFadeUp 0.55s ease both;
}
.home-tile:nth-child(1) { animation-delay: 0.15s; }
.home-tile:nth-child(2) { animation-delay: 0.25s; }
.home-tile:nth-child(3) { animation-delay: 0.35s; }

/* ── Enhanced hover lift su card/tile ───────────────────── */
.home-tile {
  transition: border-color var(--transition), box-shadow var(--transition), transform 200ms ease;
}
.home-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
}

.featured-card {
  transition: border-color var(--transition), box-shadow var(--transition), transform 200ms ease;
}
.featured-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.07);
}

.result-row {
  transition: border-color var(--transition), box-shadow var(--transition), transform 180ms ease, background var(--transition);
}
.result-row:hover {
  transform: translateX(3px);
  box-shadow: inset 3px 0 0 var(--section-accent), 0 1px 4px rgba(0,0,0,0.05);
}

.project-card {
  transition: border-color var(--transition), box-shadow var(--transition), transform 200ms ease;
}
.project-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

/* ── Mobile nav links — stagger all'apertura ────────────── */
.nav-mobile-link {
  opacity: 0;
  transform: translateX(-14px);
  transition: color var(--transition), padding-left var(--transition),
              opacity 280ms ease, transform 280ms ease;
}
.nav-mobile-link:hover { color: var(--muted-fg); padding-left: 0.5rem; }

.nav-mobile.is-open .nav-mobile-link:nth-child(1) { opacity: 1; transform: translateX(0); transition-delay: 120ms; }
.nav-mobile.is-open .nav-mobile-link:nth-child(2) { opacity: 1; transform: translateX(0); transition-delay: 170ms; }
.nav-mobile.is-open .nav-mobile-link:nth-child(3) { opacity: 1; transform: translateX(0); transition-delay: 220ms; }
.nav-mobile.is-open .nav-mobile-link:nth-child(4) { opacity: 1; transform: translateX(0); transition-delay: 270ms; }
.nav-mobile.is-open .nav-mobile-link:nth-child(5) { opacity: 1; transform: translateX(0); transition-delay: 320ms; }

/* Reset links quando il menu si chiude */
.nav-mobile:not(.is-open) .nav-mobile-link {
  opacity: 0;
  transform: translateX(-14px);
  transition-delay: 0ms;
}

/* ── prefers-reduced-motion ──────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-delay: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .anim-fade-up { opacity: 1; transform: none; }
  .nav-mobile-link { opacity: 1; transform: none; }
}