@font-face { font-family: "Barlow Semi Condensed"; src: url("fonts/barlow-semi-condensed-latin-600-normal.woff2") format("woff2"); font-weight: 600; font-display: swap; }
@font-face { font-family: "Barlow Semi Condensed"; src: url("fonts/barlow-semi-condensed-latin-700-normal.woff2") format("woff2"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Varela Round"; src: url("fonts/varela-round-latin-400-normal.woff2") format("woff2"); font-weight: 400; font-display: block; }
@font-face { font-family: "Source Sans 3"; src: url("fonts/source-sans-3-latin-wght-normal.woff2") format("woff2"); font-weight: 200 900; font-display: swap; }

:root {
  --ink: #1b2733;
  --muted: #566573;
  --bg: #ffffff;
  --soft: #f2f5f8;
  --sky: #e6f0fa;
  --line: #dde3e9;
  --blue: #1d5cbc;
  --blue-dark: #12407f;
  --red: #cf2a2f;
  --wa: #15803d;
  --radius: 8px;
  --wrap: 1120px;
  --head: "Barlow Semi Condensed", "Arial Narrow", Arial, sans-serif;
  --body: "Source Sans 3", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 1.125rem/1.6 var(--body); }
img { max-width: 100%; height: auto; }
a { color: var(--blue); text-underline-offset: .15em; }
a:focus-visible { outline: 3px solid var(--blue); outline-offset: 2px; border-radius: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 10; background: var(--bg); padding: 8px 12px; }

h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.15; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.4vw, 3rem); }
h2 { font-size: clamp(1.55rem, 2.8vw, 2rem); font-weight: 600; }
h3 { font-size: 1.3rem; font-weight: 600; }
.caldo { color: var(--red); }
.freddo { color: var(--blue); }
.lead { font-size: 1.25rem; color: var(--muted); max-width: 36em; margin: 0 0 28px; }

/* Header */
.top { background: var(--bg); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
.top-in { display: flex; align-items: center; gap: 32px; min-height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand-icon, .brand-word { display: block; }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; padding: 8px 12px; border-radius: 6px; }
.nav a:hover { background: var(--soft); }
.nav a[aria-current="page"] { color: var(--blue); }
.top-tel { display: inline-flex; align-items: center; gap: 8px; color: var(--blue-dark); font-weight: 700; text-decoration: none; white-space: nowrap; }

/* Hero: azzurro chiaro, richiamo al cielo dell'intestazione del vecchio sito */
.hero { background: var(--sky); padding: 64px 0; }
.hero-in { display: grid; grid-template-columns: 1.3fr 1fr; gap: 56px; align-items: center; }
.hero-in > *, .split > *, .with-aside > * { min-width: 0; }
.hero h1 { color: var(--blue-dark); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 22px; border-radius: 6px; font-weight: 600; font-size: 1.05rem; text-decoration: none; background: var(--blue); color: #fff; border: 2px solid var(--blue); }
.btn:hover { background: var(--blue-dark); border-color: var(--blue-dark); }
.btn-wa { background: var(--wa); border-color: var(--wa); }
.btn-wa:hover { background: #116a32; border-color: #116a32; }
.btn-ghost { background: var(--bg); color: var(--blue-dark); border-color: var(--blue); }
.btn-ghost:hover { background: var(--soft); border-color: var(--blue-dark); }

.info-card { background: var(--bg); border-radius: var(--radius); padding: 28px; box-shadow: 0 1px 2px rgba(18,64,127,.08), 0 8px 24px rgba(18,64,127,.08); }
.info-card h2 { font-size: 1.35rem; }
.info-card dl { margin: 0 0 16px; }
.info-card dt { font-size: .9rem; color: var(--muted); }
.info-card dd { margin: 0 0 12px; font-weight: 600; }
.info-card dd a { color: var(--ink); text-decoration: none; }
.info-card dd a:hover { color: var(--blue); text-decoration: underline; }
.info-link { font-weight: 600; }

/* Sezioni */
.section { padding: 64px 0; }
.section-alt { background: var(--soft); }

/* Servizi: riscaldamento in rosso, condizionamento in blu */
.svc { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.svc-group { --temp: var(--red); }
.svc-group[data-temp="freddo"] { --temp: var(--blue); }
.svc-group h3 { color: var(--temp); padding-bottom: 10px; border-bottom: 3px solid var(--temp); margin-bottom: 14px; }
.svc ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.svc li a { display: block; position: relative; padding: 16px 44px 16px 20px; background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); text-decoration: none; }
.svc li a:hover { border-color: var(--temp); }
.svc li a::after { content: ""; position: absolute; right: 20px; top: 50%; width: 9px; height: 9px; border-top: 2px solid var(--temp); border-right: 2px solid var(--temp); transform: translateY(-50%) rotate(45deg); }
.svc strong { display: block; font-size: 1.1rem; color: var(--ink); }
.svc li a:hover strong { color: var(--temp); }
.svc span { color: var(--muted); }

.split { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; }
.prose { max-width: 40em; }
.prose h2 { margin-top: 1.5em; }
.prose > h2:first-child { margin-top: 0; }
.prose ul { padding-left: 1.2em; }

.brands { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 0; }
.brands li { font-weight: 700; font-size: 1.05rem; padding: 10px 18px; background: var(--bg); border: 1px solid var(--line); border-radius: 6px; }

/* Pagine interne */
.page-head { background: var(--sky); padding: 40px 0 32px; margin-bottom: 40px; }
.page-head h1 { color: var(--blue-dark); }
.page-head[data-temp="caldo"] { background: #fbeeee; }
.page-head[data-temp="caldo"] h1 { color: var(--red); }
.page-head .lead { margin-bottom: 0; }
.crumbs { font-size: .95rem; color: var(--muted); margin: 0 0 12px; }
.crumbs a { color: inherit; }
.page-body { padding-bottom: 56px; }
.with-aside { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 56px; }
.aside-card { background: var(--soft); border-radius: var(--radius); padding: 24px; }
.aside-card h2 { font-size: 1.3rem; }
.aside-card .btn { width: 100%; margin-top: 10px; }

/* Contatti */
.contact-list { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 14px; margin-bottom: 40px; }
.contact-list a, .contact-list div { display: block; background: var(--soft); border-radius: var(--radius); padding: 18px 20px; color: var(--ink); text-decoration: none; }
.contact-list small { display: block; font-size: .95rem; color: var(--muted); }
.contact-list b { font-size: 1.2rem; }
.contact-list a:hover { background: var(--sky); }

.reach { background: var(--blue-dark); color: #fff; padding: 52px 0; }
.reach h2 { color: #fff; }
.reach p { color: #cfdcec; margin: 0 0 24px; }
.reach .btn { background: #fff; color: var(--blue-dark); border-color: #fff; }
.reach .btn-wa { background: var(--wa); color: #fff; border-color: var(--wa); }
.reach .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.reach-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.foot { background: #0d2747; color: #b4c3d4; font-size: 1rem; padding: 32px 0 40px; }
.foot a { color: #e3ebf4; }
.foot-in { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.foot p { margin: 0; }
.foot-name { color: #fff; font-weight: 700; margin-bottom: 4px !important; }

/* Barra di contatto rapido, solo su telefono */
.dock { display: none; }

@media (max-width: 900px) {
  .hero-in, .split, .with-aside, .svc { grid-template-columns: 1fr; }
  .hero { padding: 40px 0; }
  .hero-in { gap: 32px; }
}
@media (max-width: 760px) {
  .wrap { padding: 0 16px; }
  .top { position: static; }
  .top-in { gap: 8px 12px; min-height: 0; padding-top: 10px; flex-wrap: wrap; }
  .brand-icon { width: 38px; height: 38px; }
  .brand-word { width: 150px; height: auto; }
  .top-tel { margin-left: auto; }
  .nav { order: 3; width: 100%; margin-left: -12px; overflow-x: auto; padding-bottom: 4px; }
  .nav a { white-space: nowrap; }
  .foot-in { grid-template-columns: 1fr; }
  .page-head { margin-bottom: 28px; }
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom)); }
  h1 { font-size: 1.95rem; }
  .lead { font-size: 1.12rem; margin-bottom: 22px; }
  .hero { padding: 28px 0 32px; }
  .hero-in { gap: 24px; }
  .actions .btn { flex: 1 1 100%; padding: 14px 20px; }
  .info-card { padding: 20px; box-shadow: none; }
  .info-card h2 { display: none; }
  .info-card .desk { display: none; }
  .info-card dt { font-size: .85rem; }
  .info-card dd { margin-bottom: 8px; }
  .section { padding: 40px 0; }
  .page-head { padding: 24px 0; }
  .split, .with-aside { gap: 32px; }
  /* la barra in basso fa già da "chiama / scrivi": la fascia blu sarebbe un doppione */
  .reach { display: none; }
  .foot { padding-bottom: 24px; }
  .foot a { display: inline-block; padding: 4px 0; }
  .dock { display: grid; grid-template-columns: repeat(3, 1fr); position: fixed; inset: auto 0 0 0; z-index: 6; background: var(--blue-dark); padding-bottom: env(safe-area-inset-bottom); box-shadow: 0 -2px 10px rgba(13,39,71,.18); }
  .dock a { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 9px 0 11px; color: #fff; text-decoration: none; font-size: .85rem; font-weight: 600; }
  .dock a:nth-child(2) { background: var(--wa); }
}

@media (max-width: 380px) {
  .brand-word { width: 128px; }
  .brand-icon { width: 32px; height: 32px; }
  .top-tel { display: none; } /* su telefoni piccoli c'è già "Chiama" nella barra in basso */
  .nav a { padding: 6px 8px; font-size: 1rem; }
}
.nw { white-space: nowrap; }