/* =====================================================================
   Walter Tosto S.p.A. — Concept sito web 2026
   --------------------------------------------------------------------- */

/* ── HOVER ZOOM SU IMMAGINI ── */
.sector-card img,
.mach-card img,
.mach-card image-slot,
.news-card img,
.framed,
.sdg-card img,
.team-card image-slot,
.process-card image-slot,
.split-img image-slot,
.split-eng image-slot {
  transition: transform .35s cubic-bezier(.25,.46,.45,.94), box-shadow .35s;
  will-change: transform;
}
.sector-card:hover img,
.mach-card:hover img,
.mach-card:hover image-slot,
.news-card:hover img,
.sdg-card:hover img,
.team-card:hover image-slot {
  transform: scale(1.05);
}
.framed:hover,
.process-card:hover image-slot,
.split-img:hover image-slot,
.split-eng:hover image-slot {
  transform: scale(1.03);
  box-shadow: 0 12px 36px rgba(0,0,0,.15);
}
/* Contenitore overflow hidden per evitare ritagli */
.sector-card,
.mach-card,
.news-card {
  overflow: hidden;
}

/* ── FINE HOVER ZOOM ──
   Walter Tosto S.p.A. — Concept sito web 2026
   Sistema visivo "clean & istituzionale"
   ---------------------------------------------------------------------
   Tutti i colori, spaziature e font sono definiti come variabili CSS
   qui sotto: per cambiare l'aspetto del sito basta modificare questa
   sezione, senza toccare l'HTML.
   ===================================================================== */

:root {
  /* --- Palette ------------------------------------------------------ */
  --navy-900: #505052;   /* sfondo scuro profondo (header, footer) */
  --navy-800: #505052;   /* navy istituzionale principale */
  --navy-700: #505052;   /* superfici scure secondarie */
  --steel-500: #505052;  /* blu acciaio */
  --accent:    #e08a1e;  /* ambra / rame — richiama metallo e saldatura */
  --accent-dk: #c4711a;

  --ink:       #505052;  /* testo principale */
  --muted:     #5f6c79;  /* testo secondario */
  --line:      #e3e8ee;  /* bordi sottili */
  --surface:   #f5f7fa;  /* sfondo sezioni chiare */
  --surface-2: #eef2f6;
  --white:     #ffffff;

  /* --- Tipografia --------------------------------------------------- */
  --font-head: "Sora", "Inter", system-ui, sans-serif;
  --font-body: "Inter", system-ui, -apple-system, sans-serif;

  /* --- Layout ------------------------------------------------------- */
  --maxw: 1240px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 18px 48px -22px rgba(8, 24, 43, 0.35);
  --shadow-sm: 0 8px 24px -14px rgba(8, 24, 43, 0.30);
  --header-h: 76px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset --------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--navy-800);
}

/* --- Utility ------------------------------------------------------- */
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(3.5rem, 8vw, 7rem); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-head); font-weight: 600; font-size: .78rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--accent);
}
.eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--accent); }
.section-title { font-size: clamp(1.9rem, 3.6vw, 2.9rem); margin-block: .6rem .4rem; }
.section-lead { color: var(--muted); font-size: 1.08rem; max-width: 62ch; }
.center { text-align: center; margin-inline: auto; }
.center .eyebrow { justify-content: center; }

/* --- Bottoni ------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .85rem 1.6rem; border-radius: 999px; font-weight: 600;
  font-family: var(--font-head); font-size: .95rem; letter-spacing: .01em;
  transition: transform .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dk); transform: translateY(-2px); box-shadow: 0 12px 26px -12px rgba(224,138,30,.7); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.4); }
.btn-ghost:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }
.btn-dark { background: var(--navy-800); color: #fff; }
.btn-dark:hover { background: var(--navy-700); transform: translateY(-2px); }
.link-arrow { display: inline-flex; align-items: center; gap: .45rem; font-family: var(--font-head); font-weight: 600; color: var(--steel-500); }
.link-arrow svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
.link-arrow:hover svg { transform: translateX(4px); }

/* =====================================================================
   HEADER
   ===================================================================== */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(255,255,255,.5);
  backdrop-filter: saturate(140%) blur(10px);
  transition: background .3s var(--ease), box-shadow .3s var(--ease);
}
.site-header .container { display: flex; align-items: center; gap: 1.5rem; }
.brand { display: flex; align-items: center; flex-shrink: 0; }
.brand img { height: 34px; }

.main-nav { margin-left: auto; }
.main-nav > ul { display: flex; align-items: center; gap: .35rem; }
.main-nav a.nav-link {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .6rem .85rem; border-radius: 8px; font-weight: 500; font-size: .96rem;
  color: var(--navy-800); transition: color .2s, background .2s;
}
.main-nav a.nav-link:hover { color: var(--accent); background: rgba(0,0,0,.04); }
.nav-item { position: relative; }
.nav-item.has-mega > a::after {
  content: ""; width: 7px; height: 7px; border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor; transform: rotate(45deg) translateY(-2px);
  margin-left: .15rem; opacity: .7;
}

/* Header solido (allo scroll o su pagine interne) */
.site-header.solid, .site-header.inner {
  background: rgba(255,255,255,.98);
  backdrop-filter: saturate(140%) blur(10px);
  box-shadow: 0 1px 0 rgba(0,0,0,.08), 0 4px 20px -4px rgba(0,0,0,.08);
}

/* Sub-menu semplice (Azienda) */
.sub {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px);
  padding-top: 14px;
  min-width: 200px; background: var(--white); color: var(--ink);
  border-radius: 14px; box-shadow: 0 12px 40px -8px rgba(80,80,82,.18);
  padding: .5rem;
  opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.nav-item.has-mega:hover .sub { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.sub a {
  display: block; padding: .6rem 1rem; border-radius: 8px;
  font-size: .93rem; font-weight: 500; color: var(--ink);
  transition: background .2s;
  white-space: nowrap;
}
.sub a:hover { background: var(--surface); }

/* Mega menu prodotti */
.mega {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(10px);
  padding-top: 14px;
  width: min(760px, 88vw); background: var(--white); color: var(--ink);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.4rem;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .4rem;
  opacity: 0; visibility: hidden; transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.nav-item.has-mega:hover .mega { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mega a {
  display: flex; align-items: center; gap: .8rem; padding: .7rem .8rem; border-radius: 10px;
  font-weight: 500; transition: background .2s;
}
.mega a:hover { background: var(--surface); }
.mega a img { width: 34px; height: 34px; object-fit: contain; flex-shrink: 0; }
.mega a span small { display: block; color: var(--muted); font-size: .78rem; font-weight: 400; }

/* Azioni header (lingua, ricerca) */
.header-actions { display: flex; align-items: center; gap: .25rem; flex-shrink: 0; }
.lang-switch { display: flex; align-items: center; background: rgba(0,0,0,.07); border-radius: 999px; padding: 3px; }
.lang-switch button {
  padding: .3rem .7rem; border-radius: 999px; font-size: .8rem; font-weight: 600;
  font-family: var(--font-head); color: var(--muted); transition: all .2s;
}
.lang-switch button.active { background: #fff; color: var(--navy-800); box-shadow: 0 1px 4px rgba(0,0,0,.12); }
.icon-btn { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; color: var(--navy-800); transition: background .2s; }
.icon-btn:hover { background: rgba(0,0,0,.06); }
.icon-btn svg { width: 20px; height: 20px; }

.menu-toggle { display: none; width: 44px; height: 44px; flex-direction: column; gap: 5px; justify-content: center; align-items: center; }
.menu-toggle span { width: 24px; height: 2px; background: #fff; transition: .3s; }

/* =====================================================================
   HERO con video di sfondo
   ===================================================================== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; color: #fff; overflow: hidden; }
.hero-media { position: absolute; inset: 0; z-index: -2; }
.hero-media video,
.hero-media .hero-poster {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
/* Effetto "vivo" anche senza file video: lento zoom sull'immagine poster */
.hero-media .hero-poster { animation: slowZoom 22s ease-in-out infinite alternate; }
@keyframes slowZoom { from { transform: scale(1); } to { transform: scale(1.12); } }
.hero-overlay {
  position: absolute; inset: 0; z-index: -1;
  background:
    linear-gradient(180deg, rgba(80,80,82,.55) 0%, rgba(80,80,82,.35) 45%, rgba(80,80,82,.85) 100%),
    linear-gradient(90deg, rgba(80,80,82,.75) 0%, rgba(80,80,82,.15) 70%);
}
.hero-content { max-width: 760px; padding-top: var(--header-h); }
.hero .eyebrow { color: #ffd9a0; }
.hero .eyebrow::before { background: #ffd9a0; }
.hero h1 {
  color: #fff; font-size: clamp(2.4rem, 6vw, 4.6rem); line-height: 1.04; margin-block: 1rem 1.2rem;
  text-shadow: 0 2px 30px rgba(0,0,0,.25);
}
.hero h1 .accent { color: var(--accent); }
.hero p.lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: rgba(255,255,255,.92); max-width: 56ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2rem; }
.hero-scroll {
  position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .4rem;
  color: rgba(255,255,255,.7); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase;
}
.hero-scroll .mouse { width: 24px; height: 38px; border: 2px solid rgba(255,255,255,.5); border-radius: 14px; position: relative; }
.hero-scroll .mouse::after { content: ""; position: absolute; top: 7px; left: 50%; transform: translateX(-50%); width: 4px; height: 7px; background: #fff; border-radius: 2px; animation: scrollDot 1.6s infinite; }
@keyframes scrollDot { 0%{opacity:1; top:7px;} 100%{opacity:0; top:18px;} }

.video-badge {
  position: absolute; top: calc(var(--header-h) + 1rem); right: var(--gutter);
  display: inline-flex; align-items: center; gap: .5rem; padding: .4rem .8rem;
  background: rgba(80,80,82,.45); border: 1px solid rgba(255,255,255,.25); border-radius: 999px;
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.85);
  backdrop-filter: blur(4px); z-index: 3;
}
.video-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: #ff5252; animation: pulse 1.8s infinite; }
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.3;} }

/* =====================================================================
   STATS / numeri
   ===================================================================== */
.stats { background: var(--navy-800); color: #fff; }
.stats .grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 1.5rem; }
.stat { text-align: center; padding: .5rem; }
.stat .num { font-family: var(--font-head); font-weight: 700; font-size: clamp(1.8rem, 3vw, 2.6rem); color: var(--accent); line-height: 1; }
.stat .label { font-size: .82rem; color: rgba(255,255,255,.7); margin-top: .5rem; letter-spacing: .02em; }

/* =====================================================================
   INTRO / chi siamo
   ===================================================================== */
.split { display: grid; grid-template-columns: 1.05fr 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: center; }
.split img.framed { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; object-fit: cover; aspect-ratio: 4/3; }
.quote-block { border-left: 3px solid var(--accent); padding-left: 1.3rem; margin: 1.6rem 0; font-style: italic; color: var(--navy-700); font-size: 1.15rem; }

/* =====================================================================
   PRODOTTI / settori
   ===================================================================== */
.sectors-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.1rem; }
.sector-card {
  position: relative; display: flex; flex-direction: column; gap: .7rem;
  padding: 1.6rem 1.4rem; background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
  overflow: hidden;
}
.sector-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease); }
.sector-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: transparent; }
.sector-card:hover::before { transform: scaleX(1); }
.sector-card img { width: 52px; height: 52px; object-fit: contain; }
.sector-card h3 { font-size: 1.18rem; }
.sector-card p { color: var(--muted); font-size: .92rem; }
.sector-card .more { margin-top: auto; color: var(--steel-500); font-weight: 600; font-size: .9rem; font-family: var(--font-head); }
.sector-card.featured { background: var(--navy-800); border-color: var(--navy-800); }
.sector-card.featured h3, .sector-card.featured p { color: #fff; }
.sector-card.featured p { color: rgba(255,255,255,.75); }
.sector-card.featured .tag { position: absolute; top: 1.1rem; right: 1.1rem; font-size: .68rem; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); font-weight: 700; }
.sector-card.featured img { filter: brightness(0) invert(1); }

/* =====================================================================
   FOCUS NUCLEARE (banda scura immersiva)
   ===================================================================== */
.focus { position: relative; color: #fff; overflow: hidden; }
.focus-media { position: absolute; inset: 0; z-index: -2; }
.focus-media img, .focus-media video { width: 100%; height: 100%; object-fit: cover; }
.focus-overlay { position: absolute; inset: 0; z-index: -1; background: linear-gradient(110deg, rgba(80,80,82,.94) 0%, rgba(80,80,82,.78) 45%, rgba(80,80,82,.45) 100%); }
.focus .section-title { color: #fff; }
.focus-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(2rem,5vw,4rem); align-items: center; }
.focus-points { display: grid; gap: 1rem; margin-top: 1.8rem; }
.focus-point { display: flex; gap: 1rem; padding: 1.1rem 1.2rem; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-sm); }
.focus-point .pi { width: 42px; height: 42px; flex-shrink: 0; display: grid; place-items: center; border-radius: 10px; background: rgba(224,138,30,.18); color: var(--accent); }
.focus-point .pi svg { width: 22px; height: 22px; }
.focus-point h4 { color: #fff; font-size: 1.05rem; margin-bottom: .2rem; }
.focus-point p { color: rgba(255,255,255,.72); font-size: .9rem; }
.focus-projects { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.proj-card { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-sm); overflow: hidden; }
.proj-card img { aspect-ratio: 16/10; width: 100%; object-fit: cover; }
.proj-card .pc-body { padding: 1rem 1.1rem; }
.proj-card h4 { color: #fff; font-size: 1.05rem; }
.proj-card p { color: rgba(255,255,255,.7); font-size: .85rem; margin-top: .3rem; }

/* =====================================================================
   ATTIVITÀ / capabilities
   ===================================================================== */
.cap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.cap-card { background: var(--surface); border-radius: var(--radius); overflow: hidden; transition: transform .3s var(--ease), box-shadow .3s; }
.cap-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
.cap-card img { aspect-ratio: 16/10; width: 100%; object-fit: cover; }
.cap-card .cc-body { padding: 1.3rem 1.4rem; }
.cap-card h3 { font-size: 1.2rem; }
.cap-card p { color: var(--muted); font-size: .93rem; margin-top: .4rem; }

/* =====================================================================
   NEWS
   ===================================================================== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.4rem; }
.news-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: transform .3s var(--ease), box-shadow .3s; }
.news-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-sm); }
.news-card img { aspect-ratio: 16/9; width: 100%; object-fit: cover; }
.news-card .nc-body { padding: 1.2rem 1.3rem 1.5rem; }
.news-card .date { font-size: .78rem; color: var(--accent); font-weight: 600; font-family: var(--font-head); letter-spacing: .04em; }
.news-card h3 { font-size: 1.12rem; margin-block: .5rem .6rem; }
.news-card p { color: var(--muted); font-size: .9rem; }

/* =====================================================================
   CTA finale
   ===================================================================== */
.cta-band { background: linear-gradient(120deg, var(--navy-900), var(--steel-500)); color: #fff; border-radius: var(--radius); padding: clamp(2.2rem, 5vw, 3.6rem); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3vw, 2.3rem); max-width: 22ch; }

/* =====================================================================
   FOOTER
   ===================================================================== */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,.7); padding-top: clamp(3rem, 6vw, 5rem); }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-top img.flogo { height: 34px; margin-bottom: 1.2rem; }
.footer-top h4 { color: #fff; font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; margin-bottom: 1.1rem; font-family: var(--font-head); }
.footer-top a { display: block; padding: .28rem 0; color: rgba(255,255,255,.7); font-size: .92rem; transition: color .2s; }
.footer-top a:hover { color: var(--accent); }
.footer-top address { font-style: normal; font-size: .92rem; line-height: 1.8; }
.socials { display: flex; gap: .6rem; margin-top: 1.2rem; }
.socials a { width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08); display: grid; place-items: center; color: #fff; transition: background .2s, transform .2s; }
.socials a:hover { background: var(--accent); transform: translateY(-3px); }
.socials svg { width: 18px; height: 18px; }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-block: 1.6rem; font-size: .82rem; }

/* =====================================================================
   PAGINA INTERNA — hero sezione
   ===================================================================== */
.page-hero { position: relative; min-height: 40vh; display: flex; align-items: flex-end; color: #fff; overflow: hidden; background: var(--navy-800); }
.page-hero .hero-media { z-index: -2; }
.page-hero .hero-overlay { background: linear-gradient(180deg, rgba(80,80,82,.4), rgba(80,80,82,.9)); }
.page-hero .ph-content { padding-bottom: 3.2rem; padding-top: calc(var(--header-h) + 2rem); max-width: 820px; }
.page-hero h1 { color: #fff; font-size: clamp(2.2rem, 5vw, 3.8rem); }
.page-hero .breadcrumb { font-size: .85rem; color: rgba(255,255,255,.7); margin-bottom: .8rem; }
.page-hero .breadcrumb a:hover { color: var(--accent); }
.page-hero p.lead { color: rgba(255,255,255,.9); font-size: 1.15rem; max-width: 60ch; margin-top: 1rem; }

.prose h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin-top: 2.4rem; margin-bottom: .8rem; }
.prose h3 { font-size: 1.3rem; margin-top: 1.8rem; margin-bottom: .5rem; color: var(--steel-500); }
.prose p { margin-bottom: 1rem; color: #38444f; }

.project-block { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.5rem,4vw,3rem); align-items: center; margin-block: 3rem; }
.project-block.flip .pb-media { order: 2; }
.project-block img { border-radius: var(--radius); box-shadow: var(--shadow); width: 100%; height: 340px; object-fit: cover; }
.project-block .badge-n { display: inline-block; background: var(--surface-2); color: var(--steel-500); font-weight: 600; font-size: .8rem; padding: .3rem .8rem; border-radius: 999px; margin-bottom: .8rem; font-family: var(--font-head); }
.project-block h3 { font-size: 1.5rem; color: var(--navy-800); margin-bottom: .6rem; }
.project-block p { color: var(--muted); }

.cert-band { background: var(--surface); }
.cert-row { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.5rem; }
.cert-chip { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: .6rem 1.2rem; font-family: var(--font-head); font-weight: 600; font-size: .9rem; color: var(--navy-800); }
.cert-chip span { color: var(--accent); }

/* =====================================================================
   MOBILE
   ===================================================================== */
.mobile-nav { display: none; }

@media (max-width: 1080px) {
  .stats .grid { grid-template-columns: repeat(3, 1fr); gap: 1.8rem 1rem; }
  .sectors-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
  .main-nav, .header-actions .lang-switch, .header-actions .icon-btn { display: none; }
  .menu-toggle { display: flex; }
  .split, .focus-grid, .project-block, .project-block.flip .pb-media { grid-template-columns: 1fr; }
  .project-block.flip .pb-media { order: 0; }
  .cap-grid, .news-grid { grid-template-columns: 1fr 1fr; }
  .sectors-grid { grid-template-columns: 1fr 1fr; }

  /* menu mobile a comparsa */
  .mobile-nav {
    display: block; position: fixed; inset: 0; z-index: 200; background: var(--navy-900);
    transform: translateX(100%); transition: transform .35s var(--ease); padding: 5rem var(--gutter) 2rem; overflow-y: auto;
  }
  .mobile-nav.open { transform: translateX(0); }
  .mobile-nav a { display: block; color: #fff; font-family: var(--font-head); font-size: 1.3rem; font-weight: 600; padding: .8rem 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .mobile-nav .mn-sub a { font-size: 1rem; font-weight: 400; color: rgba(255,255,255,.7); padding-left: 1rem; border: none; }
  .mobile-nav .mn-close { position: absolute; top: 1.4rem; right: var(--gutter); width: 44px; height: 44px; color: #fff; font-size: 2rem; }
  .mobile-nav .mn-lang { display: flex; gap: .5rem; margin-top: 1.5rem; }
  .mobile-nav .mn-lang button { flex: 1; padding: .7rem; border-radius: 8px; background: rgba(255,255,255,.1); color: #fff; font-weight: 600; }
  .mobile-nav .mn-lang button.active { background: var(--accent); }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .stats .grid { grid-template-columns: 1fr 1fr; }
  .cap-grid, .news-grid, .focus-projects, .sectors-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; }
}

/* Animazioni di ingresso */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-media .hero-poster { animation: none; }
}