html, body { margin: 0; }
[hidden] { display: none !important; }
@font-face {
  font-family: "Michroma";
  src: url("../fonts/michroma-latin-400-normal.woff2") format("woff2"), url("../fonts/michroma-latin-400-normal.woff") format("woff");
  font-weight: 400; font-style: normal; font-display: swap;
}
/* Layout: applica il Manuale di Corporate Identity Studio Castelli (Dna, 2009).
   Colori: Pantone 300 C (#0071b9), blu C100-M25-Y0-K50 (#00527f), 50% Pantone 300 (#80b8dc), 20% (#cce3f1).
   Font: Helvetica Neue (testi), Good Times per il marchio (qui sostituito da Michroma, unico simile disponibile sul web).
   Grafismi: righello, anello a C bicolore, marcatore ")" dei titoli, box testo blu con banda chiara, retino a punti grigi.
   Tema unico chiaro per scelta: è l'immagine coordinata dello studio. */
:root {
  --blue: #0071b9;
  --blue-dark: #00527f;
  --blue-50: #80b8dc;
  --blue-20: #cce3f1;
  --ink: #1a171b;
  --text: #2b2e33;
  --text-2: #5f656d;
  --line: #dde3e8;
  --bg: #ffffff;
  --bg-soft: #f3f6f8;
  --dot: #d9dde1;
  --f-brand: "Michroma", "Good Times", "Eurostile", "Arial Black", sans-serif;
  --f-text: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --wrap: 1180px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { background: var(--bg); color: var(--text); font-family: var(--f-text); font-weight: 300; font-size: 18px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
b, strong { font-weight: 600; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
img { display: block; max-width: 100%; height: auto; }
.band { padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.wrap { max-width: var(--wrap); margin: 0 auto; }

/* Grafismo: righello */
.ruler {
  height: 16px;
  background:
    repeating-linear-gradient(90deg, rgba(255,255,255,.9) 0 1.5px, transparent 1.5px 40px) 0 0 / 100% 11px no-repeat,
    repeating-linear-gradient(90deg, rgba(255,255,255,.75) 0 1px, transparent 1px 8px) 0 0 / 100% 6px no-repeat,
    linear-gradient(180deg, var(--blue-dark) 0 70%, var(--blue) 100%);
}

/* Grafismo: titolo con marcatore ")" */
h1, h2, h3 { margin: 0; text-wrap: balance; color: var(--ink); font-weight: 700; }
h2 { font-size: clamp(1.75rem, 3vw, 2.4rem); line-height: 1.15; letter-spacing: -.01em; display: flex; align-items: center; gap: 16px; }
h2::before { content: ""; flex: none; width: 15px; height: 30px; border: 5px solid var(--blue); border-left: 0; border-radius: 0 30px 30px 0; }
h3 { font-size: 1.18rem; line-height: 1.3; }
.label { font-family: var(--f-brand); font-size: .66rem; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); margin: 0 0 14px; }
.lead-p { color: var(--text-2); }

/* Testata */
.top { background: var(--bg); border-top: 4px solid var(--blue); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 32px; padding-block: 14px; }
.logo { color: var(--ink); display: block; }
.logo img { height: 64px; width: auto; }
.nav { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 26px; font-size: .95rem; font-weight: 400; }
.nav a { text-decoration: none; color: var(--ink); padding-block: 4px; border-bottom: 2px solid transparent; }
.nav a:hover { border-bottom-color: var(--blue); }
.nav .cta { background: var(--blue); color: #fff; padding: 9px 18px; border: 0; }
.nav .cta:hover { background: var(--blue-dark); }

/* Apertura: anello a C bicolore con foto, come la copertina del pieghevole */
.hero { position: relative; overflow: hidden; background: var(--bg); }
.hero::before {
  content: ""; position: absolute; inset: 0 55% 0 0;
  background-image: radial-gradient(var(--dot) 2.2px, transparent 2.6px);
  background-size: 14px 14px;
  -webkit-mask-image: linear-gradient(90deg, #000 0%, transparent 100%);
          mask-image: linear-gradient(90deg, #000 0%, transparent 100%);
  opacity: .8;
}
.hero .wrap { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 48px; align-items: center; padding-block: 64px 72px; }
.hero h1 { font-size: clamp(2rem, 3.8vw, 3rem); line-height: 1.1; letter-spacing: -.015em; }
.hero .lead { font-size: 1.15rem; color: var(--text-2); max-width: 30em; margin: 22px 0 30px; }
.actions { display: flex; flex-wrap: wrap; gap: 14px 26px; align-items: center; }
.btn { display: inline-block; text-decoration: none; font-weight: 600; font-size: .95rem; padding: 13px 24px; background: var(--blue); color: #fff; }
.btn:hover { background: var(--blue-dark); }
.more { font-weight: 600; font-size: .95rem; color: var(--blue); text-decoration: none; border-bottom: 1.5px solid var(--blue-50); padding-bottom: 2px; }
.more:hover { border-bottom-color: var(--blue); }

.ring { position: relative; width: min(100%, 500px); aspect-ratio: 1; margin-left: auto; max-width: 100%; }
.ring::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%;
  background: conic-gradient(var(--blue) 0 50%, var(--blue-20) 50% 100%);
  -webkit-mask: radial-gradient(circle, transparent 63.5%, #000 64%);
          mask: radial-gradient(circle, transparent 63.5%, #000 64%);
}
.ring .ph { position: absolute; inset: 13%; border-radius: 50%; overflow: hidden; z-index: 2; }
.ring .ph img { width: 100%; height: 100%; object-fit: cover; }
.ring .gap { z-index: 1; position: absolute; left: 50%; top: -2%; bottom: -2%; width: 10px; margin-left: -5px; background: var(--bg); }

/* Box testo del manuale (claim) */
.claim { background: var(--blue-dark); color: #fff; border-bottom: 8px solid var(--blue-50); }
.claim .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 40px; padding-block: 22px; }
.claim p { margin: 0; font-family: var(--f-brand); font-size: clamp(.8rem, 1.4vw, 1rem); letter-spacing: .06em; text-transform: uppercase; line-height: 1.5; }
.claim span { font-size: .95rem; color: var(--blue-20); }

section.band > .wrap { padding-block: 92px; }
.soft { background: var(--bg-soft); }

/* Studio */
.studio { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: center; }
.studio p { color: var(--text-2); margin: 18px 0 0; max-width: 34em; }
.studio .sign { font-size: .95rem; color: var(--text); border-left: 3px solid var(--blue); padding-left: 14px; margin-top: 26px; }
.pair { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.pair figure { margin: 0; min-width: 0; }
.pair img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; }

.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; margin-top: 64px; }
.facts div { border-top: 3px solid var(--blue); padding-top: 16px; }
.facts b { display: block; color: var(--ink); margin-bottom: 4px; font-size: 1.05rem; }
.facts span { color: var(--text-2); font-size: .98rem; }

/* Competenze */
.head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 16px 48px; margin-bottom: 44px; }
.head p { color: var(--text-2); max-width: 30em; margin: 0; }
.cards { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.card { background: #fff; min-width: 0; display: flex; flex-direction: column; box-shadow: 0 1px 2px rgba(0,82,127,.06), 0 10px 26px rgba(0,82,127,.07); }
.card img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.card .body { padding: 22px 22px 26px; border-top: 4px solid var(--blue); }
.card p { color: var(--text-2); margin: 6px 0 14px; font-size: .98rem; }
.card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; font-size: .95rem; }
.card li { padding-left: 15px; position: relative; line-height: 1.45; }
.card li::before { content: ""; position: absolute; left: 0; top: .55em; width: 5px; height: 9px; border: 2px solid var(--blue); border-left: 0; border-radius: 0 9px 9px 0; }

/* Metodo */
.method { display: grid; grid-template-columns: minmax(0, .95fr) minmax(0, 1.05fr); gap: 64px; align-items: center; }
.method figure { margin: 0; position: relative; }
.method img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.method figure::after { content: ""; position: absolute; left: -14px; bottom: -14px; width: 46%; height: 46%; border-left: 8px solid var(--blue); border-bottom: 8px solid var(--blue); z-index: -1; }
.steps { list-style: none; margin: 30px 0 0; padding: 0; }
.steps li { display: grid; grid-template-columns: 60px minmax(0, 1fr); gap: 8px; padding: 20px 0; border-top: 1px solid var(--line); }
.steps li:last-child { border-bottom: 1px solid var(--line); }
.steps .n { font-family: var(--f-brand); font-size: 1.15rem; color: var(--blue); line-height: 1.5; }
.steps p { margin: 6px 0 0; color: var(--text-2); }

/* Galleria impianti */
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-flow: dense; gap: 14px; }
.gallery figure { margin: 0; position: relative; overflow: hidden; min-width: 0; aspect-ratio: 4 / 3; }
.gallery .g-wide { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.gallery figure:hover img { transform: scale(1.04); }
.gallery figcaption { position: absolute; left: 0; bottom: 0; background: var(--blue-dark); color: #fff; font-size: .82rem; font-weight: 400; padding: 6px 12px; border-bottom: 3px solid var(--blue-50); }
@media (prefers-reduced-motion: reduce) { .gallery img { transition: none; } }

/* Settori: box testo blu con banda chiara */
.sectors { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 0; align-items: stretch; }
.sbox { background: var(--blue-dark); color: #fff; padding: 48px 48px 44px; border-bottom: 12px solid var(--blue-50); min-width: 0; }
.sbox h2 { color: #fff; }
.sbox h2::before { border-color: #fff; }
.sbox .sub { color: var(--blue-20); margin: 10px 0 26px; }
.sbox ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 28px; }
.sbox li { font-weight: 400; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.22); }
.sectors figure { margin: 0; min-width: 0; position: relative; min-height: 280px; }
.sectors figure img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* Contatti */
.contact-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; margin-top: 40px; }
.contact-grid div { background: var(--bg-soft); padding: 24px 24px 26px; min-width: 0; border-top: 3px solid var(--blue); }
.contact-grid .k { font-family: var(--f-brand); font-size: .62rem; text-transform: uppercase; letter-spacing: .14em; color: var(--blue); display: block; margin-bottom: 12px; }
.contact-grid .v { font-weight: 600; font-size: 1.2rem; color: var(--ink); overflow-wrap: anywhere; }
.contact-grid .v a { text-decoration: none; }
.contact-grid .v a:hover { color: var(--blue); }
.contact-grid small { display: block; margin-top: 10px; font-size: .92rem; }
.contact-grid small a { color: var(--blue); font-weight: 600; }

/* Piè di pagina */
.foot { background: var(--blue-dark); color: var(--blue-20); font-size: .92rem; }
.foot .wrap { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 48px; padding-block: 40px 44px; align-items: end; }
.foot .name { font-family: var(--f-brand); color: #fff; font-size: .95rem; letter-spacing: .06em; margin-bottom: 10px; }
.foot p { margin: 0; line-height: 1.7; }
.foot a { color: #fff; }
.foot .legal { text-align: right; }

@media (max-width: 1020px) { .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 880px) {
  .hero .wrap { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-block: 40px 52px; }
  .ring { order: -1; width: min(78%, 380px); margin: 0 auto; }
  .hero::before { inset: 0; }
  .studio, .method { grid-template-columns: minmax(0, 1fr); gap: 44px; }
  .method figure { max-width: 520px; margin-left: 14px; }
  .sectors { grid-template-columns: minmax(0, 1fr); }
  .sectors figure { min-height: 0; aspect-ratio: 16 / 9; }
  .facts { grid-template-columns: minmax(0, 1fr); gap: 22px; margin-top: 48px; }
  .contact-grid { grid-template-columns: minmax(0, 1fr); }
  .foot .wrap { grid-template-columns: minmax(0, 1fr); }
  .foot .legal { text-align: left; }
}
@media (max-width: 600px) {
  section.band > .wrap { padding-block: 60px; }
  body { font-size: 17px; }
  .logo img { height: 50px; }
  .nav { gap: 6px 18px; }
  .cards { grid-template-columns: minmax(0, 1fr); }
  .sbox { padding: 36px 22px 32px; }
  .sbox ul { grid-template-columns: minmax(0, 1fr); }
}

/* Pagine di testo (informativa privacy) */
.doc { max-width: 760px; }
.doc h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); line-height: 1.15; margin-bottom: 8px; }
.doc .upd { color: var(--text-2); font-size: .95rem; margin: 0 0 36px; }
.doc h2 { font-size: 1.3rem; margin: 40px 0 12px; }
.doc h2::before { width: 11px; height: 22px; border-width: 4px; }
.doc p, .doc li { color: var(--text); }
.doc ul { padding-left: 1.2em; }
.doc li { margin-bottom: 6px; }
.doc a { color: var(--blue); }
.back { display: inline-block; margin-top: 40px; font-weight: 600; color: var(--blue); text-decoration: none; }