/* Fratelli Bertoni — foglio di stile */

/* ---------- Font locali (cartella fonts/) ----------
   Exo 2 è un font variabile: un solo file per stile copre tutti i pesi usati.
   Ogni file è diviso in latin e latin-ext, come su Google Fonts. */
@font-face {
  font-family: "Abel"; font-style: normal; font-weight: 400; font-display: swap;
  src: url("../fonts/abel-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Exo 2"; font-style: normal; font-weight: 600 700; font-display: swap;
  src: url("../fonts/exo2-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Exo 2"; font-style: normal; font-weight: 600 700; font-display: swap;
  src: url("../fonts/exo2-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Exo 2"; font-style: italic; font-weight: 600 800; font-display: swap;
  src: url("../fonts/exo2-italic-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
@font-face {
  font-family: "Exo 2"; font-style: italic; font-weight: 600 800; font-display: swap;
  src: url("../fonts/exo2-italic-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --blu: #004384;
  --blu-scuro: #00315f;
  --testo: #2b2b2b;
  --testo-soft: #555;
  --grigio: #f3f3f3;
  --bordo: #d9d9d9;
  --footer: #424242;
  --bianco: #fff;
  --raggio: 14px;
  --ombra: 0 6px 22px rgba(0, 0, 0, .08);
  --max: 1180px;
  --f-titoli: "Exo 2", "Segoe UI", Arial, sans-serif;
  --f-testo: "Abel", "Arial Narrow", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bianco);
  color: var(--testo);
  font-family: var(--f-testo);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ---------- Titoli ---------- */
.h-sezione, .h-pagina, .h-card {
  font-family: var(--f-titoli);
  font-style: italic;
  font-weight: 800;
  color: var(--blu);
  letter-spacing: -.01em;
  line-height: 1.1;
  margin: 0;
}
.h-pagina { font-size: clamp(30px, 4.2vw, 46px); text-transform: uppercase; text-align: center; margin-bottom: 28px; }
.h-sezione { font-size: clamp(30px, 3.6vw, 42px); margin-bottom: 36px; }
.h-card { font-size: 28px; margin-bottom: 18px; }
.h-sotto {
  font-family: var(--f-titoli); font-style: italic; font-weight: 700;
  color: var(--blu); font-size: 22px; line-height: 1.25; margin: 0 0 18px;
}

/* ---------- Top bar ---------- */
.topbar { border-bottom: 1px solid #e3e3e3; font-size: 12px; color: #444; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 36px; max-width: 1400px; }
.topbar-info { display: flex; gap: 26px; margin-left: 10%; }
.topbar-info span { display: inline-flex; align-items: center; gap: 6px; }
.topbar-info svg { width: 12px; height: 12px; fill: #333; }
.lingue { display: flex; gap: 26px; font-family: var(--f-titoli); font-weight: 600; font-size: 11px; }
.lingue a { text-decoration: none; color: #333; }
.lingue a[aria-current="true"] { color: var(--blu); font-weight: 800; }

/* ---------- Header ---------- */
.header { position: sticky; top: 0; z-index: 50; background: var(--bianco); border-bottom: 1px solid #e3e3e3; }
.header .container { display: flex; align-items: center; justify-content: space-between; height: 68px; max-width: 1400px; }
.logo img { width: 160px; height: auto; }
.nav { display: flex; align-items: center; gap: 34px; }
.nav ul { display: flex; gap: 34px; list-style: none; margin: 0; padding: 0; }
.nav a {
  font-family: var(--f-titoli); font-style: italic; font-weight: 700;
  font-size: 18px; text-transform: uppercase; text-decoration: none;
  color: #3a3a3a; letter-spacing: -.01em; transition: color .2s;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--blu); }
.menu-btn { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.menu-btn span { display: block; width: 26px; height: 3px; background: var(--blu); margin: 5px 0; border-radius: 2px; transition: .25s; }
.menu-aperto .menu-btn span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-aperto .menu-btn span:nth-child(2) { opacity: 0; }
.menu-aperto .menu-btn span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; height: 470px; overflow: hidden; background: #222; }
.hero img { width: 100%; height: 100%; object-fit: cover; }
.hero--home { height: min(560px, 62vh); min-height: 380px; }
.hero--home::after { content: ""; position: absolute; inset: 0; background: rgba(0, 0, 0, .28); }
.hero-testo { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; color: #fff; padding: 0 20px; }
.hero-testo h1 {
  font-family: var(--f-titoli); font-style: italic; font-weight: 800;
  font-size: clamp(34px, 6vw, 70px); line-height: 1; margin: 0 0 18px;
  text-transform: uppercase; letter-spacing: -.02em; text-shadow: 0 2px 18px rgba(0,0,0,.25);
}
.hero-testo p { font-family: var(--f-titoli); font-weight: 600; font-size: clamp(14px, 1.6vw, 19px); margin: 0; text-transform: uppercase; letter-spacing: .02em; }

/* ---------- Sezioni ---------- */
.sezione { padding: 80px 0; }
.sezione--grigia { background: var(--grigio); }
.sezione--stretta { padding: 56px 0; }
.intro { max-width: 1080px; margin: 0 auto; }
.intro p { margin: 0 0 18px; }
.centro { text-align: center; }

/* Chi siamo */
.chi-siamo { display: grid; grid-template-columns: 1fr 1.65fr; gap: 36px; align-items: start; }
.chi-siamo p { margin: 0 0 22px; color: var(--testo); }
.chi-siamo img { width: 100%; aspect-ratio: 892/590; object-fit: cover; }

/* ---------- Bottoni ---------- */
.btn {
  display: inline-block; font-family: var(--f-testo); font-size: 15px; text-transform: uppercase;
  text-decoration: none; letter-spacing: .02em; color: #444;
  border: 1px solid #888; border-radius: 999px; padding: 7px 18px; background: transparent;
  transition: background .2s, color .2s, border-color .2s; cursor: pointer;
}
.btn:hover { background: var(--blu); border-color: var(--blu); color: #fff; }
.btn--blu { color: var(--blu); border-color: var(--blu); padding: 9px 40px; }
.btn--largo { padding: 9px 40px; }

/* ---------- Tabs servizi (home) ---------- */
.tabs { display: grid; grid-template-columns: 222px 1fr; border: 1px solid var(--bordo); }
.tabs-lista { display: flex; flex-direction: column; border-right: 1px solid var(--bordo); }
.tab {
  text-align: left; font-family: var(--f-testo); font-size: 19px; line-height: 1.3; color: #333;
  background: var(--grigio); border: 0; border-bottom: 1px solid var(--bordo); border-left: 3px solid transparent;
  padding: 22px 26px 22px 29px; min-height: 80px; cursor: pointer; transition: background .2s;
}
.tab:last-child { border-bottom: 0; flex: 1; }
.tab:hover { background: #ebebeb; }
.tab[aria-selected="true"] { background: #fff; border-left-color: var(--blu); margin-right: -1px; }
.tab-pannello { padding: 30px 40px 30px 32px; font-size: 15.5px; color: #333; }
.tab-pannello p { margin: 0 0 16px; }
.tab-pannello[hidden] { display: none; }
.tab-pannello .h-sotto { font-size: 24px; margin-top: 28px; }
.correlato { display: grid; grid-template-columns: 170px 1fr; gap: 38px; margin-bottom: 26px; align-items: start; }
.correlato img { width: 170px; height: 96px; object-fit: cover; border-radius: 4px; }
.correlato h4 { font-family: var(--f-testo); font-weight: 400; font-size: 16px; margin: 0 0 10px; color: #222; }
.correlato p { font-size: 14.5px; margin: 0; }
.tab-img { width: 100%; max-width: 420px; aspect-ratio: 16/10; object-fit: cover; border-radius: 4px; margin-top: 8px; }

/* ---------- Card clienti (home) ---------- */
.clienti-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cliente-card { position: relative; border-radius: var(--raggio); overflow: hidden; aspect-ratio: 268/340; box-shadow: var(--ombra); background: #ddd; }
.cliente-card > img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.cliente-card:hover > img { transform: scale(1.04); }
.cliente-card .box { position: absolute; left: 0; bottom: 0; width: 73%; background: #fff; border-top-right-radius: var(--raggio); padding: 14px 16px 18px; }
.cliente-card h3 { font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: 22px; margin: 0 0 6px; letter-spacing: -.01em; }
.cliente-card p { font-size: 12px; line-height: 1.35; margin: 0 0 10px; color: #444; }
.cliente-card .btn { font-size: 10px; padding: 3px 22px; }

/* ---------- Card macchinari (home) ---------- */
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.duo img { width: 100%; aspect-ratio: 407/272; object-fit: cover; border-radius: var(--raggio); margin-bottom: 36px; }
.duo h3 { font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: 24px; margin: 0 0 14px; letter-spacing: -.01em; }
.duo p { color: var(--testo-soft); margin: 0 0 18px; }

/* ---------- Articolo Sole 24 Ore ---------- */
.articolo { max-width: 860px; margin: 0 auto; font-family: Arial, Helvetica, sans-serif; color: #111; }
.articolo .testata { width: 240px; margin: 0 0 24px -50px; }
.articolo h3 { font-family: "Arial Narrow", Arial, sans-serif; font-weight: 700; font-size: 25px; margin: 0 0 8px; letter-spacing: -.01em; }
.articolo .occhiello { font-style: italic; font-size: 18px; margin: 0 0 20px; }
.articolo figure { float: right; width: 47%; max-width: 270px; margin: 2px 0 12px 16px; }
.articolo figure img { width: 100%; }
.articolo figcaption { font-size: 10.5px; line-height: 1.35; margin-top: 6px; }
.articolo p { font-size: 13.5px; line-height: 1.38; margin: 0 0 4px; }
.articolo::after { content: ""; display: block; clear: both; }

/* ---------- Card elenco (macchinari / certificazioni) ---------- */
.griglia-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.griglia-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 270px)); gap: 30px; justify-content: center; }
.solo { grid-column: 2; }
.card { background: #fff; border-radius: var(--raggio); box-shadow: var(--ombra); overflow: hidden; display: flex; flex-direction: column; }
.card--bordo { border: 1px solid #bdbdbd; }
.card > img { width: 100%; aspect-ratio: 270/169; object-fit: cover; }
.card-corpo { padding: 22px 20px 26px; flex: 1; }
.card-corpo .h-card { margin-bottom: 20px; }
.card ul { margin: 0; padding-left: 20px; font-size: 15px; color: #333; line-height: 1.3; }
.card ul.spaziato li + li { margin-top: 18px; }
.card ul li::marker { color: #555; }
.card--centro .h-card { text-align: center; font-size: 25px; }
.card--centro .h-card small { font-size: 17px; }
.loghi-cert { display: flex; justify-content: center; align-items: center; gap: 60px; flex-wrap: wrap; margin: 50px 0 10px; }
.loghi-cert img { height: 66px; width: auto; }

/* ---------- Clienti: accordion ---------- */
.acc { background: var(--grigio); border-radius: 40px; margin-bottom: 44px; overflow: hidden; }
.acc-testa { width: 100%; display: grid; grid-template-columns: 1fr 1fr auto; align-items: center; gap: 30px; background: none; border: 0; cursor: pointer; padding: 26px 70px 26px 52px; text-align: left; font: inherit; color: inherit; min-height: 98px; }
.acc-testa img { max-height: 54px; width: auto; max-width: 330px; }
.acc-testa .desc { font-size: 15px; color: #333; }
.acc-freccia { width: 30px; height: 30px; background: #fff; display: grid; place-items: center; }
.acc-freccia svg { width: 16px; height: 16px; transition: transform .3s; }
.acc[open] .acc-freccia svg, .acc.aperto .acc-freccia svg { transform: rotate(90deg); }
.acc.aperto .desc { visibility: hidden; }
.acc-corpo { display: none; padding: 10px 100px 50px 85px; }
.acc.aperto .acc-corpo { display: block; }
.acc-riga { display: grid; grid-template-columns: 1fr 1.6fr; gap: 34px; align-items: start; margin-bottom: 40px; font-size: 15.5px; }
.acc-riga--inv { grid-template-columns: 172px 1fr; gap: 54px; margin-bottom: 0; }
.acc-riga p { margin: 0 0 22px; }
.acc-riga img { width: 100%; border-radius: var(--raggio); object-fit: cover; }
.acc-riga--inv img { aspect-ratio: 172/191; }

/* ---------- Servizi: righe alternate ---------- */
.riga { display: grid; grid-template-columns: 1.6fr 1fr; gap: 50px; align-items: start; margin-bottom: 26px; }
.riga--inv { grid-template-columns: 1fr 1.45fr; }
.riga--inv .riga-img { order: -1; }
.riga p { margin: 0 0 18px; font-size: 16px; }
.riga-img img { width: 100%; aspect-ratio: 31/18; object-fit: cover; }
.riga .h-sotto { margin-top: 4px; }

/* ---------- Contatti ---------- */
.hero--mappa { height: auto; background: #f4f4f4; }
.hero--mappa img { height: auto; max-height: 420px; object-fit: cover; object-position: center; }
.contatti-logo { width: 300px; margin: 40px auto 30px; }
.contatti-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; max-width: 760px; margin: 0 auto; font-size: 19px; }
.contatti-grid address { font-style: normal; line-height: 1.25; }
.contatti-grid address p { margin: 0 0 22px; }
.form label.titolo { display: block; font-family: Arial, sans-serif; color: var(--blu); font-size: 14px; margin-bottom: 6px; }
.form select, .form input[type=text], .form input[type=email], .form input[type=tel], .form textarea {
  display: block; width: 100%; font: 13px Arial, sans-serif; color: #333;
  background: #ececec; border: 0; border-bottom: 1px solid #fff; padding: 7px 6px; border-radius: 0;
}
.form textarea { min-height: 76px; resize: vertical; }
.form select:focus, .form input:focus, .form textarea:focus { outline: 2px solid var(--blu); outline-offset: -2px; }
.privacy-check { display: flex; align-items: center; gap: 8px; margin-top: 12px; font-family: var(--f-titoli); font-style: italic; font-weight: 700; font-size: 11px; color: var(--blu); }
.form .btn { margin-top: 14px; }
.form-nota { font-size: 13px; color: var(--testo-soft); margin-top: 8px; min-height: 1em; }
.indicazioni { max-width: 760px; margin: 0 auto; font-size: 15.5px; }
.indicazioni h3 { font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: 18px; text-transform: uppercase; margin: 40px 0 18px; }
.indicazioni p { margin: 0 0 16px; }
.privacy-box { max-width: 760px; margin: 50px auto 0; text-align: center; font-size: 15.5px; }
.privacy-box h3 { font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: 18px; margin: 0 0 18px; }

/* ---------- Footer ---------- */
.footer { background: var(--footer); color: #fff; font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 1fr 1fr; padding: 36px 24px 10px; max-width: 1000px; }
.footer h4 { font-family: var(--f-titoli); font-style: italic; font-weight: 700; font-size: 20px; margin: 0 0 22px; letter-spacing: -.01em; position: relative; display: inline-block; }
.footer h4::after { content: ""; position: absolute; left: 0; bottom: -5px; width: 40px; height: 1px; background: #fff; }
.footer p { margin: 0 0 18px; line-height: 1.3; }
.footer a { text-decoration: none; }
.footer .ul { text-decoration: underline; text-underline-offset: 3px; }
.footer-cert { display: flex; flex-direction: column; gap: 18px; align-items: flex-start; }
.footer-cert h4 { align-self: flex-start; }
.footer-cert img { height: 36px; width: auto; margin-left: 26px; }
.footer-bottom { border-top: 1px solid #6a6a6a; text-align: center; font-size: 11px; padding: 10px 24px; }
.footer-bottom a { text-decoration: underline; }

/* ---------- Visualizzatore certificazioni ---------- */
.cert-viewer { width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: transparent; color: #fff; overflow: hidden; }
.cert-viewer[open] { display: grid; grid-template-columns: 88px minmax(0, 1fr) 88px; align-items: center; }
.cert-viewer::backdrop { background: rgba(60, 60, 60, .6); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.cert-viewer :focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.cert-slide { grid-column: 2; grid-row: 1; justify-self: center; margin: 0; padding: 24px 0; display: flex; flex-direction: column; align-items: center; min-width: 0; }
.cert-slide[hidden] { display: none; }
.cert-slide img { display: block; width: auto; height: auto; max-width: 100%; max-height: calc(100vh - 130px); max-height: calc(100dvh - 130px); background: #fff; box-shadow: 0 12px 40px rgba(0, 0, 0, .35); }
.cert-slide figcaption { margin-top: 12px; text-align: center; font-family: var(--f-titoli); font-weight: 600; font-size: 16px; line-height: 1.5; text-shadow: 0 1px 4px rgba(0, 0, 0, .4); }
.cert-contatore { margin-left: 10px; font-family: var(--f-testo); font-weight: 400; opacity: .85; }
.cert-chiudi, .cert-freccia {
  display: grid; place-items: center; padding: 0; color: var(--blu); background: #fff; border: 0; border-radius: 50%;
  box-shadow: var(--ombra); cursor: pointer; transition: background .2s, color .2s;
}
.cert-chiudi:hover, .cert-freccia:hover { background: var(--blu); color: #fff; }
.cert-chiudi { position: absolute; top: 16px; right: 16px; z-index: 1; width: 44px; height: 44px; }
.cert-freccia { grid-row: 1; justify-self: center; width: 52px; height: 52px; }
.cert-freccia--prec { grid-column: 1; }
.cert-freccia--succ { grid-column: 3; }
.cert-chiudi svg, .cert-freccia svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
body.cert-aperto { overflow: hidden; }

/* ---------- Animazione ingresso ---------- */
.rivela { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.rivela.visibile { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .rivela { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav ul, .nav { gap: 22px; }
  .nav a { font-size: 16px; }
  .topbar-info { margin-left: 0; }
}
@media (max-width: 900px) {
  .menu-btn { display: block; }
  .nav { position: absolute; top: 100%; left: 0; right: 0; max-height: calc(100vh - 68px); overflow-y: auto; background: #fff; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 24px 24px; border-bottom: 1px solid #e3e3e3; box-shadow: 0 12px 24px rgba(0,0,0,.08); transform: translateY(-12px); opacity: 0; visibility: hidden; transition: .25s; }
  .menu-aperto .nav { transform: none; opacity: 1; visibility: visible; }
  .nav ul { flex-direction: column; gap: 0; }
  .nav li a { display: block; padding: 14px 0; border-bottom: 1px solid #eee; font-size: 20px; }
  .chi-siamo, .duo, .riga, .riga--inv, .contatti-grid, .acc-riga { grid-template-columns: 1fr; }
  .riga--inv .riga-img { order: 0; }
  .riga-img { margin-bottom: 18px; }
  .griglia-3 { grid-template-columns: 1fr 1fr; }
  .solo { grid-column: auto; }
  .clienti-grid { grid-template-columns: 1fr 1fr; }
  .tabs { grid-template-columns: 1fr; }
  .tabs-lista { display: grid; grid-template-columns: 1fr 1fr; border-right: 0; border-bottom: 1px solid var(--bordo); }
  .tab { border: 0; border-right: 1px solid var(--bordo); border-bottom: 1px solid var(--bordo); font-size: 16px; padding: 14px 16px; min-height: 0; }
  .tab:nth-child(2n) { border-right: 0; }
  .tab:nth-last-child(-n+2) { border-bottom: 0; }
  .tab:last-child { flex: none; }
  .tab[aria-selected="true"] { box-shadow: inset 0 3px 0 var(--blu); margin-right: 0; }
  .tab-pannello { padding: 24px 20px; }
  .acc-testa { grid-template-columns: 1fr auto; padding: 22px 28px; }
  .acc-testa .desc { display: none; }
  .acc-corpo { padding: 0 28px 34px; }
  .acc-riga--inv { grid-template-columns: 140px 1fr; gap: 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 10px 30px; }
  .topbar-info span:nth-child(3) { display: none; }
  .topbar-info span:nth-child(4) { display: none; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .container { padding: 0 16px; }
  .sezione { padding: 56px 0; }
  .topbar-info { gap: 14px; }
  .topbar-info span:first-child { display: none; }
  .lingue { gap: 14px; }
  .hero { height: 240px; }
  .hero--home { height: 62vh; min-height: 360px; }
  .griglia-3, .griglia-2, .clienti-grid { grid-template-columns: 1fr; }
  .cliente-card { aspect-ratio: 4/3.6; }
  .correlato { grid-template-columns: 110px 1fr; gap: 16px; }
  .correlato img { width: 110px; height: 70px; }
  .acc { border-radius: 24px; }
  .acc-testa img { max-width: 200px; max-height: 40px; }
  .acc-riga--inv { grid-template-columns: 1fr; }
  .acc-riga--inv img { aspect-ratio: 16/10; }
  .articolo .testata { margin-left: 0; width: 200px; }
  .articolo figure { float: none; width: 100%; max-width: none; margin: 0 0 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .loghi-cert { gap: 34px; }
  .loghi-cert img { height: 50px; }
  .contatti-logo { width: 240px; }
  .cert-viewer[open] { grid-template-columns: 16px minmax(0, 1fr) 16px; }
  .cert-slide { padding: 68px 0 84px; }
  .cert-slide img { max-height: calc(100vh - 220px); max-height: calc(100dvh - 220px); }
  .cert-slide figcaption { font-size: 14px; }
  .cert-freccia { position: absolute; bottom: 16px; width: 48px; height: 48px; }
  .cert-freccia--prec { left: 16px; }
  .cert-freccia--succ { right: 16px; }
}

/* ---------- Galleria lavori (pagina lavori.html) ---------- */
.filtri { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 36px; }
.filtro {
  font-family: var(--f-testo); font-size: 15px; text-transform: uppercase; letter-spacing: .02em;
  color: #444; background: #fff; border: 1px solid #aaa; border-radius: 999px; padding: 7px 20px; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.filtro:hover { border-color: var(--blu); color: var(--blu); }
.filtro[aria-pressed="true"] { background: var(--blu); border-color: var(--blu); color: #fff; }
.galleria { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.lavoro { margin: 0; }
.lavoro[hidden] { display: none; }
.lavoro-btn { position: relative; display: block; width: 100%; padding: 0; border: 0; cursor: zoom-in; border-radius: var(--raggio); overflow: hidden; aspect-ratio: 1; background: #ddd; box-shadow: var(--ombra); }
.lavoro-btn img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.lavoro-btn:hover img, .lavoro-btn:focus-visible img { transform: scale(1.05); }
.lavoro-btn:focus-visible { outline: 3px solid var(--blu); outline-offset: 3px; }
.lavoro-btn figcaption {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 16px 14px; text-align: left;
  background: linear-gradient(transparent, rgba(0, 0, 0, .72)); color: #fff; font-family: var(--f-testo); font-size: 15px; line-height: 1.3;
}
.lavoro-settore { display: block; font-family: var(--f-titoli); font-style: italic; font-weight: 700; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; opacity: .85; margin-bottom: 3px; }

/* visualizzatore a schermo intero con velo grigio */
.gal-viewer { border: 0; padding: 0; margin: 0; background: transparent; width: 100vw; height: 100vh; max-width: none; max-height: none; display: none; align-items: center; justify-content: center; overflow: hidden; }
.gal-viewer[open] { display: flex; }
.gal-viewer::backdrop { background: rgba(40, 40, 40, .72); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); }
.gv-figura { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 12px; max-width: min(92vw, 1400px); }
.gv-img { max-height: calc(100vh - 130px); max-width: 100%; width: auto; height: auto; border-radius: 4px; box-shadow: 0 18px 50px rgba(0, 0, 0, .45); transition: opacity .2s ease; }
.gv-img.cambio { opacity: 0; }
.gv-figura figcaption { color: #fff; font-family: var(--f-titoli); font-style: italic; font-weight: 600; font-size: 16px; text-align: center; text-shadow: 0 1px 4px rgba(0,0,0,.5); padding: 0 16px; }
.gv-contatore { opacity: .75; font-weight: 400; margin-left: 8px; }
.gv-chiudi, .gv-freccia { position: fixed; display: grid; place-items: center; cursor: pointer; width: 48px; height: 48px; border-radius: 50%; border: 0; background: rgba(255, 255, 255, .92); color: var(--blu); box-shadow: 0 4px 14px rgba(0,0,0,.25); transition: background .2s, transform .2s; }
.gv-chiudi svg, .gv-freccia svg { width: 22px; height: 22px; fill: currentColor; }
.gv-chiudi:hover, .gv-freccia:hover { background: #fff; transform: scale(1.06); }
.gv-chiudi:focus-visible, .gv-freccia:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.gv-chiudi { top: 20px; right: 20px; }
.gv-prec { left: 24px; top: 50%; margin-top: -24px; }
.gv-succ { right: 24px; top: 50%; margin-top: -24px; }
.gv-freccia[hidden] { display: none; }
body.gv-aperto { overflow: hidden; }

@media (max-width: 900px) { .galleria { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) {
  .galleria { grid-template-columns: 1fr; }
  .filtro { font-size: 13px; padding: 6px 14px; }
  .gv-img { max-height: calc(100vh - 170px); }
  .gv-prec, .gv-succ { top: auto; bottom: 20px; margin-top: 0; }
  .gv-prec { left: calc(50% - 64px); }
  .gv-succ { right: calc(50% - 64px); }
  .gv-chiudi { top: 12px; right: 12px; }
}

/* ---------- Pagina servizi ---------- */

/* Barra del processo: 4 cerchi numerati uniti da una linea grigia */
.processo { position: relative; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; list-style: none; margin: 0 0 70px; padding: 0; }
.processo::before { content: ""; position: absolute; top: 27px; left: 12.5%; right: 12.5%; height: 2px; background: var(--bordo); }
.processo a { position: relative; display: flex; flex-direction: column; align-items: center; gap: 12px; text-align: center; text-decoration: none; color: var(--testo); }
.processo-num {
  display: grid; place-items: center; width: 54px; height: 54px; border: 2px solid var(--blu); border-radius: 50%;
  background: #fff; color: var(--blu); font-family: var(--f-titoli); font-style: italic; font-weight: 800; font-size: 20px;
  transition: background .2s, color .2s;
}
.processo a:hover .processo-num, .processo a:focus-visible .processo-num { background: var(--blu); color: #fff; }
.processo-etichetta { font-family: var(--f-titoli); font-style: italic; font-weight: 700; font-size: 15px; line-height: 1.25; max-width: 180px; }
.processo a:hover .processo-etichetta { color: var(--blu); }

/* Blocchi: centrati in verticale e più distanziati */
.riga { align-items: center; margin-bottom: 70px; }

/* Numero grande sopra il titolo, solo contorno */
.riga-num {
  display: block; font-family: var(--f-titoli); font-style: italic; font-weight: 800; font-size: 64px; line-height: 1;
  color: transparent; -webkit-text-stroke: 1.5px var(--blu); opacity: .35; margin-bottom: 8px;
}

/* Foto con angoli arrotondati, ombra e rettangolo blu sfalsato dietro */
.riga-img { position: relative; z-index: 0; }
.riga-img::before {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: var(--raggio);
  background: var(--blu); opacity: .12; transform: translate(18px, 18px);
}
.riga--inv .riga-img::before { transform: translate(-18px, 18px); }
.riga-img img { border-radius: var(--raggio); box-shadow: var(--ombra); }

/* Fascia numeri */
.numeri { background: var(--grigio); padding: 60px 0; }
.numeri-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.numeri-grid p { margin: 0; }
.numeri-val { display: block; font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: clamp(32px, 3.6vw, 44px); line-height: 1.1; margin-bottom: 6px; }
.numeri-testo { display: block; color: var(--testo-soft); font-size: 16px; line-height: 1.35; }

/* Fascia finale blu con invito a contattarci */
.cta { background: var(--blu); color: #fff; text-align: center; padding: 70px 0; }
.cta h2 { font-family: var(--f-titoli); font-style: italic; font-weight: 800; font-size: clamp(26px, 3.4vw, 38px); line-height: 1.15; margin: 0 0 14px; }
.cta p { margin: 0 0 28px; font-size: 18px; }
.btn-bianco {
  display: inline-block; font-family: var(--f-testo); font-size: 15px; text-transform: uppercase; letter-spacing: .02em;
  text-decoration: none; color: var(--blu); background: #fff; border: 1px solid #fff; border-radius: 999px; padding: 10px 40px;
  transition: background .2s, color .2s;
}
.btn-bianco:hover { background: transparent; color: #fff; }

@media (max-width: 900px) {
  .numeri-grid { grid-template-columns: 1fr 1fr; gap: 34px 20px; }
}
@media (max-width: 600px) {
  /* telefono: processo su 2 colonne senza linea */
  .processo { grid-template-columns: 1fr 1fr; gap: 26px 16px; margin-bottom: 50px; }
  .processo::before { display: none; }
  .riga { margin-bottom: 50px; }
  .riga-num { font-size: 48px; }
  /* rettangolo meno sfalsato per non uscire dallo schermo */
  .riga-img::before { transform: translate(10px, 10px); }
  .riga--inv .riga-img::before { transform: translate(-10px, 10px); }
  .numeri { padding: 48px 0; }
  .cta { padding: 56px 0; }
}

/* ---------- Tab Servizi (home) ---------- */

/* Titolo in cima a ogni pannello */
.tp-titolo { font-family: var(--f-titoli); font-style: italic; font-weight: 800; color: var(--blu); font-size: 24px; line-height: 1.2; margin: 0 0 12px; }

/* Pannello visibile in colonna, così la foto può riempire l'altezza rimasta;
   il pannello si allunga come la colonna dei tab (la griglia .tabs lo stira) */
.tab-pannello:not([hidden]) { display: flex; flex-direction: column; animation: tp-entra .35s ease; }
@keyframes tp-entra {
  from { opacity: 0; }
  to { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) { .tab-pannello:not([hidden]) { animation: none; } }

/* Pannelli 2–6: foto sopra, testo sotto */
.tp-grid { display: flex; flex-direction: column; gap: 22px; flex: 1; }
.tp-testo p:last-child { margin-bottom: 0; }

/* La foto prende tutto lo spazio libero; l'immagine la copre per intero */
.tp-foto { order: -1; flex: 1; min-height: 240px; margin: 0; position: relative; }
.tp-foto .tab-img {
  position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; object-fit: cover;
  border-radius: var(--raggio); box-shadow: var(--ombra); margin: 0;
}

@media (max-width: 900px) {
  /* tab sopra il pannello: la foto ha proporzioni fisse */
  .tp-foto { flex: none; min-height: 0; aspect-ratio: 16/9; }
}