/* ==========================================================================
   Studio Vocale Bardi — foglio di stile condiviso (2025 modernizzazione)
   Layout centrato, responsive, senza dipendenze esterne (offline-friendly)
   ========================================================================== */

:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --ink: #232a36;
  --ink-soft: #5a6270;
  --muted: #8a9099;
  --accent: #8c0e0a;          /* rosso storico del sito */
  --accent-dark: #6f0b08;
  --accent-soft: #fdf1ef;
  --indigo: #274690;          /* richiama il blu originale, modernizzato */
  --line: #e6e0d7;
  --gold: #b08d3f;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(35, 42, 54, .06), 0 8px 24px rgba(35, 42, 54, .07);
  --shadow-lift: 0 4px 10px rgba(35, 42, 54, .10), 0 14px 34px rgba(35, 42, 54, .12);
  --font-serif: Georgia, "Times New Roman", "Droid Serif", serif;
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --wrap: 1100px;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }

a { color: var(--indigo); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent); }

:focus-visible {
  outline: 3px solid var(--indigo);
  outline-offset: 2px;
  border-radius: 3px;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 .5em;
  letter-spacing: .2px;
}

h1 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-top: 0; }
h3 { font-size: clamp(1.15rem, 1.8vw, 1.35rem); }

p { margin: 0 0 1em; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 100;
  background: var(--ink);
  color: #fff;
  padding: .5rem .9rem;
  border-radius: 8px;
}
.skip-link:focus { left: 8px; color: #fff; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 248, 244, .92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: .6rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
  text-decoration: none;
  color: var(--ink);
}

.brand img {
  width: 40px;
  height: 57px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,.18);
}

.brand-name {
  font-family: var(--font-serif);
  font-size: 1.18rem;
  line-height: 1.2;
}
.brand-name small {
  display: block;
  font-family: var(--font-sans);
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Nav ---------- */
.nav-toggle {
  display: none;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .45rem .8rem;
  font-size: .95rem;
  cursor: pointer;
  color: var(--ink);
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: .15rem;
  margin: 0;
  padding: 0;
}

.site-nav a {
  display: block;
  padding: .45rem .75rem;
  border-radius: 8px;
  text-decoration: none;
  color: var(--ink);
  font-size: .95rem;
  white-space: nowrap;
}

.site-nav a:hover { background: var(--accent-soft); color: var(--accent-dark); }
.site-nav a[aria-current="page"] {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

/* Menu mobile: aperto solo con JS */
.js .site-nav {
  display: none;
  position: absolute;
  left: 0; right: 0;
  top: 100%;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
  box-shadow: var(--shadow);
  padding: .75rem clamp(1rem, 4vw, 2rem) 1rem;
}
.js .site-nav.open { display: block; }
.js .nav-toggle { display: inline-flex; align-items: center; gap: .4rem; }

@media (min-width: 1001px) {
  .js .site-nav {
    display: block;
    position: static;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 0;
  }
  .js .nav-toggle { display: none; }
  .site-nav ul { justify-content: flex-end; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(900px 340px at 85% -60%, rgba(39, 70, 144, .10), transparent 60%),
    radial-gradient(700px 300px at 0% 120%, rgba(140, 14, 10, .08), transparent 55%),
    repeating-linear-gradient(0deg, transparent 0 34px, rgba(35,42,54,.045) 34px 35px),
    var(--surface);
  border-bottom: 1px solid var(--line);
}

.hero-inner { padding-block: clamp(2.2rem, 6vw, 4.2rem); }

.kicker {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: .8rem;
}

.hero h1 { margin-bottom: .6rem; }
.hero .lead {
  font-size: clamp(1.05rem, 1.6vw, 1.22rem);
  color: var(--ink-soft);
  max-width: 46em;
  margin-bottom: 1.6rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ---------- Bottoni ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1.3rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .98rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-solid { background: var(--accent); color: #fff; box-shadow: var(--shadow); }
.btn-solid:hover { background: var(--accent-dark); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-lift); }
.btn-ghost { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-1px); }

/* ---------- Sezioni ---------- */
.section { padding-block: clamp(2.4rem, 5vw, 3.6rem); }
.section-alt { background: var(--surface); border-block: 1px solid var(--line); }

.section-head { max-width: 46em; margin-bottom: 1.8rem; }
.section-head p { color: var(--ink-soft); margin-bottom: 0; }

/* ---------- Card ---------- */
.grid { display: grid; gap: 1.1rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 980px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
  box-shadow: var(--shadow);
}

.card h3 { margin-bottom: .4rem; }
.card p { color: var(--ink-soft); font-size: .95rem; margin-bottom: 0; }

.card .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem; height: 2rem;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: .95rem;
  margin-bottom: .6rem;
}

/* card con immagine */
.card-media { display: flex; gap: 1.1rem; align-items: flex-start; }
.card-media img {
  border-radius: 10px;
  flex: none;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

/* ---------- Evidenze / bande ---------- */
.band {
  background: linear-gradient(180deg, var(--accent-soft), var(--surface));
  border: 1px solid #f2dcd8;
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  box-shadow: var(--shadow);
}
.band h3 { color: var(--accent-dark); }

/* ---------- Risorse esterne (external resources) ---------- */
.resource {
  display: flex;
  gap: 1.2rem;
  align-items: flex-start;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  box-shadow: var(--shadow);
}
.resource .resource-body {
  flex: 1;
  min-width: 0;
}
.resource .resource-body h3 {
  margin: 0 0 .4rem;
  min-width: 0;
  font-size: 1.15rem;
}
.resource .resource-body h3 a {
  display: block;
  color: var(--accent-dark);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: border-color .15s ease, color .15s ease;
  overflow-wrap: break-word;
  word-break: break-word;
}
.resource .resource-body h3 a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.resource .resource-body p { color: var(--ink-soft); font-size: .96rem; margin-bottom: 0; }
.resource .resource-tag {
  flex: 0 0 auto;
  width: auto;
  min-width: 2.6rem;
  overflow-wrap: break-word;
  word-break: break-word;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 700;
  font-size: .85rem;
  text-align: center;
  line-height: 1.15;
  padding: .35rem .3rem;
  text-transform: uppercase;
  letter-spacing: .04em;
}
@media (max-width: 620px) {
  .resource { flex-direction: column; }
  .resource .resource-tag { width: auto; }
}

.figure-note { font-size: .85rem; color: var(--muted); }

/* ---------- Liste ---------- */
.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li {
  padding-left: 1.9rem;
  position: relative;
  margin-bottom: .7rem;
}
.checklist li::before {
  content: "♪";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.plain-list { padding-left: 1.2rem; }
.plain-list li { margin-bottom: .5rem; }

/* ---------- FAQ ---------- */
details.faq {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .2rem 1.1rem;
  margin-bottom: .7rem;
  box-shadow: var(--shadow);
}
details.faq summary {
  cursor: pointer;
  font-weight: 600;
  padding-block: .8rem;
  list-style: none;
  position: relative;
  padding-right: 2rem;
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after {
  content: "+";
  position: absolute;
  right: .2rem;
  top: .55rem;
  font-size: 1.3rem;
  color: var(--accent);
}
details.faq[open] summary::after { content: "–"; }
details.faq p { color: var(--ink-soft); }

/* ---------- Galleria ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 1.2rem 1rem;
}
.gallery figure {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .6rem .6rem .8rem;
  text-align: center;
  box-shadow: var(--shadow);
}
.gallery img {
  width: 100%;
  border-radius: 8px;
  display: block;
}
.gallery figcaption {
  font-size: .82rem;
  color: var(--ink-soft);
  line-height: 1.35;
  margin-top: .5rem;
}

.tile-ph {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 8px;
  background: repeating-linear-gradient(45deg, #f4efe8, #f4efe8 12px, #efe8dd 12px, #efe8dd 24px);
  color: var(--muted);
  font-family: var(--font-serif);
  font-size: 2rem;
  border: 1px solid var(--line);
}

/* ---------- Citazioni ---------- */
blockquote {
  margin: 0;
  padding: 1.1rem 1.4rem;
  border-left: 4px solid var(--accent);
  background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.06rem;
  color: var(--ink-soft);
  box-shadow: var(--shadow);
}
blockquote footer {
  margin-top: .5rem;
  font-family: var(--font-sans);
  font-style: normal;
  font-size: .88rem;
  color: var(--muted);
}

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: .85rem;
  color: var(--muted);
  padding-block: 1rem;
}
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: .35rem; margin: 0; padding: 0; }
.breadcrumb li + li::before { content: "›"; margin-inline: .35rem; color: var(--line); }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current="page"] { color: var(--ink-soft); }

/* ---------- Pagina ---------- */
.page-head { padding-block: clamp(1.8rem, 4vw, 3rem) .6rem; }
.page-head .kicker { margin-bottom: .5rem; }
.page-head p.sub { color: var(--ink-soft); max-width: 46em; }

/* ---------- Contatti ---------- */
.contact-card {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.1rem;
}
.contact-card .card dt { font-weight: 700; font-size: .85rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: .2rem; }
.contact-card .card dd { margin: 0; }
.contact-card .card a { text-decoration: none; font-weight: 600; }

.notice {
  background: var(--accent-soft);
  border: 1px solid #f0d3cf;
  border-radius: 12px;
  padding: 1rem 1.2rem;
  font-size: .95rem;
  color: var(--accent-dark);
}

/* ---------- Download ---------- */
.download-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.3rem;
  box-shadow: var(--shadow);
}
.download-item .icon {
  flex: none;
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: clamp(2.4rem, 6vw, 4rem);
  background: #1d232d;
  color: #c7ccd6;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 2rem;
  padding-block: 2.4rem;
}
.site-footer h2 {
  color: #fff;
  font-size: 1.05rem;
  margin: 0 0 .8rem;
  font-family: var(--font-sans);
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.site-footer p { font-size: .92rem; }
.site-footer a { color: #e8e2d8; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.site-footer ul { list-style: none; margin: 0; padding: 0; font-size: .92rem; }
.site-footer li { margin-bottom: .45rem; }
.footer-bottom {
  border-top: 1px solid #333b47;
  padding-block: 1rem;
}

/* ---------- Footer fonti consigliate ---------- */
.footer-riprese {
  background: var(--surface);
  border-top: 1px solid var(--line);
}
.footer-riprese-inner {
  padding-block: 1.6rem;
  font-size: .92rem;
  color: var(--ink-soft);
}
.footer-riprese-inner p { margin-bottom: 0; }
.footer-riprese-label {
  display: inline-block;
  font-weight: 700;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: .04em;
  font-size: .78rem;
  margin-right: .3rem;
}
.footer-riprese-inner a { color: var(--indigo); text-decoration: none; }
.footer-riprese-inner a:hover { color: var(--accent); text-decoration: underline; }
  font-size: .82rem;
  color: #8b93a1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem;
}
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr; gap: 1.6rem; }
}

/* ---------- Utilità ---------- */
.mt-0 { margin-top: 0; }
.center { text-align: center; }
.muted { color: var(--muted); font-size: .9rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.two-col { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; align-items: start; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
}