/* ==========================================================================
   Omatex — foglio di stile unico del sito statico
   Colori e caratteri ripresi dal sito originale.
   ========================================================================== */

@font-face {
  font-family: "Rubik";
  src: url("../fonts/rubik-var.woff") format("woff");
  font-weight: 300 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --nero: #0b0b0b;
  --rosso: #aa373e;
  --cremisi: #b41f41;
  --giallo: #f9af40;
  --beige: #f7f6f1;
  --barra: #b01f40;   /* stesso colore del fondo di logo.jpg, così il logo si fonde con la barra */
  --grigio: #5c5c5c;
  --bordo: #e6e3da;
  --bianco: #fff;

  --larghezza: 1200px;
  --gutter: clamp(16px, 4vw, 32px);
  --raggio: 4px;
  --ombra: 0 10px 30px rgba(11, 11, 11, .08);
  --sezione: clamp(56px, 9vw, 110px);
}

*,
*::before,
*::after { box-sizing: border-box; }

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

body {
  margin: 0;
  font-family: "Rubik", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--nero);
  background: var(--bianco);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--rosso); }
a:hover { color: var(--cremisi); }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 .5em; font-weight: 400; }

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

.contenitore {
  width: 100%;
  max-width: calc(var(--larghezza) + 2 * var(--gutter));
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.salta-al-contenuto {
  position: absolute; left: -9999px; top: 0;
  background: var(--giallo); color: var(--nero); padding: 8px 16px; z-index: 100;
}
.salta-al-contenuto:focus { left: 16px; top: 16px; }

/* ---------- Header ------------------------------------------------------- */

.testata {
  position: sticky; top: 0; z-index: 50;
  background: var(--barra);
  color: var(--bianco);
}
.testata .contenitore {
  display: flex; align-items: center; justify-content: space-between;
  min-height: 80px; gap: 24px;
}
.testata__logo img { height: 40px; width: auto; }

/* Su desktop la barra è trasparente sopra l'immagine iniziale e diventa
   nera quando si scorre la pagina (classe .scorrendo aggiunta da sito.js). */
@media (min-width: 901px) {
  .testata--trasparente {
    position: fixed; left: 0; right: 0;
    background: transparent;
    transition: background-color .3s ease, box-shadow .3s ease;
  }
  .testata--trasparente.scorrendo {
    background: var(--barra);
    box-shadow: 0 2px 16px rgba(0, 0, 0, .25);
  }
  .testata--trasparente + main .hero { padding-top: 80px; }
}

.menu { display: flex; align-items: center; gap: 28px; }
.menu ul { list-style: none; margin: 0; padding: 0; }
.menu > ul { display: flex; gap: 26px; }
.menu li { position: relative; }
.menu a {
  color: var(--bianco); text-decoration: none; font-size: 16px; font-weight: 500;
  display: inline-block; padding: 6px 0;
}
.menu a:hover,
.menu a[aria-current="page"],
.menu li.attivo > a { color: var(--giallo); }

/* sottomenu Prodotti */
.menu .sottomenu {
  position: absolute; top: 100%; left: -16px; min-width: 210px;
  background: var(--barra); padding: 10px 16px 14px;
  border-top: 3px solid var(--giallo);
  opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: opacity .2s, transform .2s, visibility .2s;
}
.menu li:hover > .sottomenu,
.menu li:focus-within > .sottomenu { opacity: 1; visibility: visible; transform: none; }
.menu .sottomenu a { font-size: 15px; font-weight: 400; padding: 6px 0; }

.lingue { display: flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; }
.lingue a { color: rgba(255, 255, 255, .75); text-decoration: none; }
.lingue a[aria-current="true"] { color: var(--giallo); }
.lingue span { color: rgba(255, 255, 255, .35); }

.menu-apri {
  display: none; background: none; border: 0; color: var(--bianco);
  padding: 8px; cursor: pointer;
}
.menu-apri svg { width: 28px; height: 28px; }

@media (max-width: 900px) {
  .menu-apri { display: block; }
  .menu {
    position: fixed; inset: 80px 0 0 0; background: var(--barra);
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 16px var(--gutter) 32px; overflow-y: auto;
    display: none;
  }
  .menu.aperto { display: flex; animation: menu-entra .2s ease; }
  @keyframes menu-entra { from { opacity: 0; transform: translateY(-8px); } }
  .menu > ul { flex-direction: column; gap: 0; }
  .menu > ul > li { border-bottom: 1px solid rgba(255, 255, 255, .18); }
  .menu a { padding: 14px 0; font-size: 18px; }
  .menu .sottomenu {
    position: static; opacity: 1; visibility: visible; transform: none;
    border: 0; padding: 0 0 10px 16px; min-width: 0;
  }
  .lingue { padding-top: 20px; font-size: 16px; }
  body.menu-aperto { overflow: hidden; }
}

/* ---------- Bottoni ------------------------------------------------------ */

.bottone {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--giallo); color: var(--nero);
  font-size: 14px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em;
  text-decoration: none; padding: 16px 28px; border: 0; border-radius: var(--raggio);
  cursor: pointer; transition: background .2s, color .2s, transform .2s;
}
.bottone:hover { background: var(--bianco); color: var(--nero); }
.bottone svg { width: 18px; height: 18px; transition: transform .2s; }
.bottone:hover svg { transform: translateX(4px); }

.bottone--rosso { background: var(--rosso); color: var(--giallo); }
.bottone--rosso:hover { background: var(--cremisi); color: var(--bianco); }

.bottone--contorno {
  background: transparent; color: var(--rosso); border: 2px solid var(--rosso); padding: 12px 22px;
}
.bottone--contorno:hover { background: var(--rosso); color: var(--bianco); }

/* ---------- Titoli di sezione ------------------------------------------- */

.occhiello {
  display: inline-block; font-size: 15px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .03em; padding-bottom: 6px; margin-bottom: 18px;
  border-bottom: 3px solid var(--giallo);
}
.titolo-grande {
  font-size: clamp(32px, 4.5vw, 50px); color: var(--cremisi); font-weight: 400;
  max-width: 22ch;
}
.centrato { text-align: center; }
.centrato .titolo-grande { margin-left: auto; margin-right: auto; }

.sezione { padding: var(--sezione) 0; }
.sezione--beige { background: var(--beige); }

/* ---------- Hero home --------------------------------------------------- */

.hero {
  background: var(--rosso) url("/images/2021/08/04/slide-back.jpg") center / cover no-repeat;
  color: var(--bianco);
}
.hero .contenitore {
  display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; min-height: 560px;
  padding-right: 0;
}
.hero__testo { align-self: center; padding: 64px 48px 64px 0; }
.hero h1 { font-size: clamp(30px, 3.6vw, 46px); font-weight: 700; margin-bottom: 32px; }
.hero__immagini { position: relative; overflow: hidden; min-height: 320px; }
.hero__immagini img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  animation: dissolvenza 12s infinite;
}
.hero__immagini img:nth-child(2) { animation-delay: 6s; opacity: 0; }
@keyframes dissolvenza {
  0%, 45% { opacity: 1; }
  50%, 95% { opacity: 0; }
  100% { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__immagini img { animation: none; }
  .hero__immagini img:nth-child(2) { display: none; }
}
@media (max-width: 800px) {
  .hero .contenitore { grid-template-columns: 1fr; padding-right: var(--gutter); min-height: 0; }
  .hero__testo { padding: 56px 0 40px; }
  .hero__immagini { margin-left: calc(-1 * var(--gutter)); width: calc(100% + 2 * var(--gutter)); aspect-ratio: 4 / 3; }
}

/* ---------- Punti di forza ---------------------------------------------- */

.pregi {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px;
}
.pregio {
  border: 1px solid var(--bordo); border-radius: var(--raggio); padding: 36px 32px;
  background: var(--bianco); transition: box-shadow .25s, transform .25s;
}
.pregio:hover { box-shadow: var(--ombra); transform: translateY(-4px); }
.pregio img { width: 92px; height: auto; margin-bottom: 26px; }
.pregio h3 { font-size: clamp(22px, 2.2vw, 28px); margin: 0; }
@media (max-width: 860px) { .pregi { grid-template-columns: 1fr; } }

/* ---------- Schede prodotto (home e /prodotti) -------------------------- */

.intro-due-colonne { max-width: 70ch; color: var(--grigio); margin-top: 8px; }

.schede {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 48px;
}
.scheda {
  position: relative; display: block; overflow: hidden; border-radius: var(--raggio);
  background: var(--nero); text-decoration: none; color: var(--bianco);
}
.scheda img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .5s, opacity .3s; }
.scheda:hover img { transform: scale(1.05); opacity: .85; }
.scheda span {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 22px;
  background: linear-gradient(transparent, rgba(11, 11, 11, .85));
  font-size: 20px; font-weight: 500; color: var(--bianco);
}
.scheda:hover span { color: var(--giallo); }
@media (max-width: 860px) { .schede { grid-template-columns: 1fr; } }

/* ---------- Ricerca e tecnologia --------------------------------------- */

.affiancato {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 80px); align-items: center;
}
.affiancato--invertito > :first-child { order: 2; }
.affiancato img { border-radius: var(--raggio); width: 100%; }
.testo-evidenza { font-size: clamp(19px, 1.8vw, 22px); line-height: 1.6; }
@media (max-width: 860px) {
  .affiancato { grid-template-columns: 1fr; }
  .affiancato--invertito > :first-child { order: 0; }
}

/* ---------- Banda contatti --------------------------------------------- */

.invito {
  background: var(--nero) url("/images/2021/08/04/back-orange.jpg") center / cover no-repeat;
  color: var(--nero); padding: clamp(48px, 7vw, 80px) 0;
}
.invito .contenitore {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px;
}
.invito h2 { font-size: 18px; font-weight: 800; color: var(--rosso); text-transform: uppercase; margin-bottom: 6px; }
.invito p { font-size: clamp(24px, 3vw, 34px); line-height: 1.2; margin: 0; }
.invito__telefono {
  display: flex; align-items: center; gap: 14px; font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 500; color: var(--nero); text-decoration: none;
}
.invito__telefono svg { width: 30px; height: 30px; color: var(--rosso); }

/* ---------- Testata pagine interne ------------------------------------- */

.testata-pagina {
  background: var(--nero) url("/images/header-pattern.png") center / cover no-repeat;
  color: var(--bianco); padding: clamp(56px, 8vw, 96px) 0;
}
.testata-pagina h1 { font-size: clamp(34px, 5vw, 56px); font-weight: 500; margin-bottom: 10px; }
.briciole { font-size: 15px; color: rgba(255, 255, 255, .7); }
.briciole ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.briciole li + li::before { content: "/"; margin-right: 8px; color: var(--giallo); }
.briciole a { color: var(--bianco); text-decoration: none; }
.briciole a:hover { color: var(--giallo); }

/* ---------- Contenuti pagine interne ----------------------------------- */

.prosa { max-width: 75ch; }
.prosa p { color: #333; }
.prosa--centrata { margin: 0 auto; text-align: center; }

.galleria {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; margin-top: 32px;
}
.galleria a { display: block; overflow: hidden; border-radius: var(--raggio); background: var(--beige); }
.galleria img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; transition: transform .4s; }
.galleria a:hover img { transform: scale(1.04); }
.galleria--due { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.numerati h2 {
  font-size: clamp(24px, 2.6vw, 32px); color: var(--cremisi); margin-bottom: 18px;
}
.numerati h2 span { color: var(--giallo); font-weight: 700; margin-right: 8px; }

.dati-tecnici { list-style: none; padding: 0; margin: 0 0 24px; display: grid; gap: 0; max-width: 420px; }
.dati-tecnici li {
  display: flex; justify-content: space-between; gap: 16px; padding: 12px 0;
  border-bottom: 1px solid var(--bordo);
}
.dati-tecnici strong { font-weight: 500; }

.contatori {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center;
  background: var(--rosso); color: var(--bianco); border-radius: var(--raggio); padding: 48px 24px;
}
.contatore strong { display: block; font-size: clamp(40px, 5vw, 60px); font-weight: 700; line-height: 1; color: var(--giallo); }
.contatore span { display: block; margin-top: 10px; font-size: 16px; }
@media (max-width: 760px) { .contatori { grid-template-columns: repeat(2, 1fr); } }

/* elenco prodotti in /prodotti */
.prodotto + .prodotto { margin-top: clamp(48px, 7vw, 88px); }
.prodotto .categoria {
  display: inline-block; font-size: 14px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; color: var(--rosso); margin-bottom: 8px;
}
.prodotto h2 { font-size: clamp(30px, 3.6vw, 42px); color: var(--nero); }

/* ---------- Contatti ---------------------------------------------------- */

.contatti-griglia {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 80px);
}
@media (max-width: 900px) { .contatti-griglia { grid-template-columns: 1fr; } }

.recapiti h2 { font-size: 18px; font-weight: 800; color: var(--rosso); text-transform: uppercase; margin-bottom: 4px; }
.recapiti .sottotitolo { font-size: clamp(28px, 3vw, 36px); margin-bottom: 18px; }
.recapiti__telefono { margin: 28px 0; }
.recapiti__telefono small { display: block; font-size: 14px; text-transform: uppercase; color: var(--grigio); }
.recapiti__telefono a { font-size: clamp(26px, 3vw, 34px); font-weight: 500; color: var(--cremisi); text-decoration: none; }
.recapiti address { font-style: normal; line-height: 1.8; }

.modulo {
  background: var(--beige); border-radius: var(--raggio); padding: clamp(24px, 4vw, 44px);
}
.modulo h2 { font-size: 18px; font-weight: 800; color: var(--rosso); text-transform: uppercase; margin-bottom: 4px; }
.modulo .sottotitolo { font-size: clamp(26px, 3vw, 34px); margin-bottom: 24px; }
.campi { display: grid; grid-template-columns: 1fr 1fr; gap: 18px 20px; }
.campo--intero { grid-column: 1 / -1; }
@media (max-width: 600px) { .campi { grid-template-columns: 1fr; } }

.campo label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 6px; }
.campo input,
.campo textarea {
  width: 100%; font: inherit; font-size: 16px; color: var(--nero);
  background: var(--bianco); border: 1px solid #d6d2c6; border-radius: var(--raggio);
  padding: 12px 14px;
}
.campo textarea { min-height: 160px; resize: vertical; }
.campo input:focus,
.campo textarea:focus { border-color: var(--rosso); outline: 2px solid rgba(170, 55, 62, .25); outline-offset: 0; }
.campo [aria-invalid="true"] { border-color: var(--cremisi); background: #fff6f7; }
.campo .errore-campo { display: block; color: var(--cremisi); font-size: 14px; margin-top: 4px; min-height: 0; }

.campo .consenso { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; font-weight: 400; margin: 0; }
.consenso input { width: 20px; height: 20px; margin-top: 3px; accent-color: var(--rosso); flex: none; }

.trappola { position: absolute !important; left: -10000px !important; width: 1px; height: 1px; overflow: hidden; }

.esito {
  margin-top: 20px; padding: 14px 18px; border-radius: var(--raggio); font-weight: 500;
}
.esito:empty { display: none; }
.esito--ok { background: #e7f4ea; color: #1d5b2b; }
.esito--errore { background: #fbe9ec; color: var(--cremisi); }
.modulo button[disabled] { opacity: .6; cursor: progress; }

/* ---------- Footer ------------------------------------------------------ */

.piede { background: var(--cremisi); color: var(--bianco); padding: 64px 0 0; }
.piede a { color: var(--bianco); text-decoration: none; }
.piede a:hover { color: var(--giallo); }
.piede__colonne {
  display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; padding-bottom: 48px;
}
.piede__colonne img { height: 52px; width: auto; margin-bottom: 18px; }
.piede h2 { font-size: 16px; font-weight: 700; text-transform: uppercase; color: var(--giallo); margin-bottom: 14px; }
.piede address { font-style: normal; line-height: 1.8; }
.piede ul { list-style: none; margin: 0; padding: 0; line-height: 2; }
.piede__fondo {
  border-top: 1px solid rgba(255, 255, 255, .2); padding: 20px 0; font-size: 14px;
  color: rgba(255, 255, 255, .75);
}
.piede__fondo .contenitore { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; }
@media (max-width: 760px) { .piede__colonne { grid-template-columns: 1fr; } }

/* ---------- Lightbox galleria ------------------------------------------ */

.lightbox {
  border: 0; padding: 0; background: transparent; max-width: 94vw; max-height: 92vh;
}
.lightbox::backdrop { background: rgba(11, 11, 11, .88); }
.lightbox img { max-width: 94vw; max-height: 86vh; width: auto; border-radius: var(--raggio); }
.lightbox button {
  position: fixed; top: 16px; right: 16px; background: var(--giallo); color: var(--nero);
  border: 0; border-radius: 50%; width: 44px; height: 44px; font-size: 26px; line-height: 1; cursor: pointer;
}

/* ---------- Pagina 404 / grazie ---------------------------------------- */

.messaggio-pagina { text-align: center; padding: clamp(80px, 12vw, 160px) 0; }
.messaggio-pagina h1 { font-size: clamp(32px, 5vw, 52px); color: var(--cremisi); }
.messaggio-pagina p { max-width: 56ch; margin: 0 auto 32px; color: var(--grigio); }