/* ============================================================
   Inertika S.r.l. – Gruppo Zanini | styles.css
   ============================================================ */

/* === CSS Variables === */
:root {
  --primary:      #141414;   /* nero profondo */
  --primary-light:#2D2D2D;
  --accent:       #C8102E;   /* rosso brand */
  --accent-dark:  #A50D26;
  --text:         #1A1A1A;
  --text-light:   #5C5C5C;
  --text-lighter: #9A9A9A;
  --bg:           #FFFFFF;
  --bg-alt:       #F6F6F6;
  --dark:         #0D0D0D;
  --border:       #E2E2E2;
  --shadow:       0 4px 20px rgba(0,0,0,.08);
  --shadow-md:    0 8px 32px rgba(0,0,0,.13);
  --shadow-lg:    0 16px 48px rgba(0,0,0,.2);
  --radius:       8px;
  --radius-lg:    16px;
  --transition:   0.3s ease;
  --nav-height:   72px;
}

/* === Reset === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Open Sans', sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }
p  { line-height: 1.8; }

.section-label {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 0.65rem;
}
.section-title { margin-bottom: 1rem; }
.section-title span { color: var(--accent); }
.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-light);
  max-width: 620px;
  margin-bottom: 3rem;
  line-height: 1.75;
}
.text-center { text-align: center; }
.text-center .section-subtitle { margin-left: auto; margin-right: auto; }

/* === Layout === */
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section     { padding: 96px 0; }
.section--alt  { background: var(--bg-alt); }
.section--dark {
  background: var(--primary);
  color: white;
}
.section--dark h2,
.section--dark h3,
.section--dark p { color: white; }
.section--dark .section-label { color: #FF8B8B; }
.section--dark .section-subtitle { color: rgba(255,255,255,.72); }

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.btn--primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}
.btn--primary:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,16,46,.35);
}
.btn--outline {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,.55);
}
.btn--outline:hover {
  background: white;
  color: var(--primary);
  border-color: white;
  transform: translateY(-2px);
}
.btn--outline-dark {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn--outline-dark:hover {
  background: var(--primary);
  color: white;
  transform: translateY(-2px);
}

/* === Navbar === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background var(--transition), box-shadow var(--transition);
}
.navbar.scrolled {
  background: var(--primary);
  box-shadow: 0 2px 28px rgba(0,0,0,.25);
}
.navbar__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.navbar__logo-mark {
  width: 42px; height: 42px;
  background: var(--accent);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: white;
  flex-shrink: 0;
  letter-spacing: 0;
}
.navbar__logo-text { display: flex; flex-direction: column; }
.navbar__logo-main {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: white;
  line-height: 1.1;
}
.navbar__logo-sub {
  font-size: 0.62rem;
  color: rgba(255,255,255,.65);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.2;
  margin-top: 1px;
}
.navbar__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.navbar__nav a {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,.82);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color var(--transition);
  position: relative;
}
.navbar__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width var(--transition);
}
.navbar__nav a:hover,
.navbar__nav a.active { color: white; }
.navbar__nav a:hover::after,
.navbar__nav a.active::after { width: 100%; }
.navbar__cta { margin-left: 12px; }
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}
.navbar__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: white;
  transition: all 0.3s ease;
  border-radius: 2px;
}
.navbar__hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.active span:nth-child(2) { opacity: 0; }
.navbar__hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.navbar__mobile {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  width: 100vw;
  background: var(--primary);
  padding: 20px 24px 28px;
  flex-direction: column;
  gap: 4px;
  z-index: 1001;
  box-shadow: 0 8px 40px rgba(0,0,0,.45);
  max-height: calc(100vh - var(--nav-height));
  overflow-y: auto;
}
.navbar__mobile.open { display: flex; }

/* Backdrop overlay when mobile menu is open */
.mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 1000;
}
.mobile-backdrop.open { display: block; }
.navbar__mobile a {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  color: rgba(255,255,255,.82);
  padding: 11px 16px;
  border-radius: var(--radius);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: all var(--transition);
}
.navbar__mobile a:hover,
.navbar__mobile a.active {
  background: rgba(255,255,255,.1);
  color: white;
}

/* === Hero === */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: var(--primary);
  z-index: 0;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,.93) 0%, rgba(0,0,0,.72) 60%, rgba(0,0,0,.48) 100%);
  z-index: 1;
}
.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  padding-top: var(--nav-height);
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(200,16,46,.18);
  border: 1px solid rgba(200,16,46,.4);
  color: #FFAAAA;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero__title { color: white; max-width: 720px; margin-bottom: 1.5rem; }
.hero__title span { color: var(--accent); }
.hero__subtitle {
  color: rgba(255,255,255,.78);
  font-size: 1.05rem;
  max-width: 580px;
  margin-bottom: 2.5rem;
  line-height: 1.8;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.55);
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  animation: scrollBounce 2.2s ease-in-out infinite;
}
.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,.55), transparent);
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(8px); }
}

/* === Page Header === */
.page-header {
  background: var(--primary);
  padding: 152px 0 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    rgba(200,16,46,.04) 0px,
    rgba(200,16,46,.04) 1px,
    transparent 1px,
    transparent 60px
  );
}
.page-header h1 { color: white; position: relative; z-index: 1; }
.page-header p {
  color: rgba(255,255,255,.68);
  font-size: 1.1rem;
  margin-top: 12px;
  position: relative;
  z-index: 1;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
  font-size: 0.82rem;
  color: rgba(255,255,255,.5);
  position: relative;
  z-index: 1;
}
.breadcrumb a { color: rgba(255,255,255,.5); transition: color var(--transition); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: rgba(255,255,255,.3); }

/* === Two-Column Layout === */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.two-col--reverse { direction: rtl; }
.two-col--reverse > * { direction: ltr; }
.img-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}
.img-frame img { width: 100%; height: 100%; object-fit: cover; }
.img-frame::after {
  content: '';
  position: absolute;
  bottom: -14px; right: -14px;
  width: 55%; height: 55%;
  border: 4px solid var(--accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

/* === Service Cards === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.service-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.service-card__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--bg-alt);
}
.service-card__body { padding: 24px; flex: 1; }
.service-card__icon {
  width: 48px; height: 48px;
  background: rgba(200,16,46,.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 1.4rem;
}
.service-card__title { font-size: 1.05rem; margin-bottom: 8px; color: var(--primary); }
.service-card__desc { font-size: 0.9rem; color: var(--text-light); line-height: 1.75; }

/* === Service Detail Sections === */
.service-detail {
  border-bottom: 1px solid var(--border);
  padding-bottom: 64px;
  margin-bottom: 64px;
}
.service-detail:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.service-detail__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px; height: 64px;
  background: rgba(200,16,46,.1);
  border-radius: 14px;
  font-size: 2rem;
  margin-bottom: 20px;
}
.service-detail ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 1.25rem;
}
.service-detail ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-light);
}
.service-detail ul li::before {
  content: '▸';
  color: var(--accent);
  font-size: 0.8rem;
  flex-shrink: 0;
  margin-top: 4px;
  font-weight: bold;
}

/* === Feature List === */
.feature-list { display: flex; flex-direction: column; gap: 14px; margin-top: 1.5rem; }
.feature-item { display: flex; align-items: flex-start; gap: 12px; }
.feature-icon {
  width: 22px; height: 22px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: white;
  font-size: 0.68rem;
  font-weight: bold;
  margin-top: 3px;
}
.feature-item p { font-size: 0.95rem; color: var(--text-light); }

/* === Stats Section === */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 40px;
  text-align: center;
}
.stat-item { display: flex; flex-direction: column; align-items: center; }
.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 3.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.stat-label {
  font-size: 0.82rem;
  color: rgba(255,255,255,.65);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 8px;
  font-weight: 600;
}

/* === Values Grid === */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}
.value-card {
  background: var(--bg);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  text-align: center;
  border-top: 3px solid var(--accent);
  transition: transform var(--transition), box-shadow var(--transition);
}
.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.value-card__emoji { font-size: 2.4rem; margin-bottom: 16px; }
.value-card__title { font-size: 1rem; color: var(--primary); margin-bottom: 8px; }
.value-card__text { font-size: 0.88rem; color: var(--text-light); line-height: 1.7; }

/* === Gallery === */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
  position: relative;
  background: var(--bg-alt);
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  opacity: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2.2rem;
  transition: opacity var(--transition);
}
.gallery-item:hover .gallery-item__overlay { opacity: 1; }
.gallery-item--wide  { grid-column: span 2; }
.gallery-item--tall  { grid-row: span 2; }

/* === Contact === */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 64px;
  align-items: start;
}
.contact-info { display: flex; flex-direction: column; gap: 24px; }
.contact-info-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-info-icon {
  width: 48px; height: 48px;
  background: rgba(200,16,46,.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
  color: var(--accent);
}
.contact-info-text strong {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--primary);
  margin-bottom: 4px;
}
.contact-info-text span,
.contact-info-text a { font-size: 0.95rem; color: var(--text-light); }
.contact-info-text a:hover { color: var(--accent); }
.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 260px;
  margin-top: 28px;
  border: 2px solid var(--border);
}
.contact-map iframe { width: 100%; height: 100%; border: 0; }

/* === Form === */
.form { display: flex; flex-direction: column; gap: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text);
  font-family: 'Montserrat', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 13px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  font-family: 'Open Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  resize: vertical;
  -webkit-appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(200,16,46,.12);
}
.form-group textarea { min-height: 130px; }

/* === Footer === */
.footer {
  background: var(--dark);
  color: rgba(255,255,255,.78);
  padding: 68px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.1fr;
  gap: 48px;
  padding-bottom: 52px;
}
.footer__brand p {
  font-size: 0.88rem;
  margin-top: 18px;
  color: rgba(255,255,255,.55);
  line-height: 1.8;
  max-width: 280px;
}
.footer__title {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: white;
  margin-bottom: 18px;
}
.footer__links { display: flex; flex-direction: column; gap: 10px; }
.footer__links a { font-size: 0.88rem; color: rgba(255,255,255,.55); transition: color var(--transition); }
.footer__links a:hover { color: var(--accent); }
.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.84rem;
  color: rgba(255,255,255,.55);
}
.footer__contact-item span:first-child { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }
.footer__contact-item a { color: rgba(255,255,255,.55); transition: color var(--transition); }
.footer__contact-item a:hover { color: var(--accent); }
.footer__social { display: flex; gap: 10px; margin-top: 22px; }
.footer__social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.65);
  font-size: 0.88rem;
  transition: all var(--transition);
}
.footer__social a:hover { background: var(--accent); color: white; }
.footer__social svg { width: 16px; height: 16px; fill: currentColor; }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 22px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(255,255,255,.35);
  gap: 16px;
  flex-wrap: wrap;
}
.footer__piva { color: rgba(255,255,255,.3); font-size: 0.75rem; }

/* === WhatsApp Float === */
.wa-float {
  position: fixed;
  bottom: 28px; right: 28px;
  z-index: 900;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.4);
  transition: transform var(--transition), box-shadow var(--transition);
  text-decoration: none;
}
.wa-float:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,.55);
}
.wa-float svg { width: 28px; height: 28px; fill: white; }

/* === Scroll Reveal Animations === */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.from-left  { transform: translateX(-40px); }
.reveal.from-right { transform: translateX(40px); }
.reveal.visible    { opacity: 1; transform: translate(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* === 404 Page === */
.error-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px;
  background: var(--primary);
}
.error-page__code {
  font-family: 'Montserrat', sans-serif;
  font-size: clamp(6rem, 20vw, 10rem);
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.error-page__title { font-size: 1.8rem; color: white; margin-bottom: 16px; }
.error-page__text  { color: rgba(255,255,255,.65); max-width: 400px; margin-bottom: 36px; font-size: 1rem; }

/* === Responsive === */
@media (max-width: 992px) {
  .navbar__nav,
  .navbar__cta { display: none; }
  .navbar__hamburger { display: flex; }
  .two-col { grid-template-columns: 1fr; gap: 40px; }
  .two-col--reverse { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .img-frame::after { display: none; }
}
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }
  .gallery-item--wide,
  .gallery-item--tall { grid-column: unset; grid-row: unset; }
  .form-row { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr; gap: 28px; }
  .footer__bottom { flex-direction: column; text-align: center; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .stat-number { font-size: 2.6rem; }
  .services-grid { grid-template-columns: 1fr; }
  .values-grid  { grid-template-columns: 1fr; }
}

/* === Logo Image === */
.navbar__logo-img {
  height: 44px;
  width: auto;
  display: block;
}
@media (max-width: 480px) {
  .navbar__logo-img { height: 36px; }
}

/* === Language System === */
html:not([data-lang="en"]) .en { display: none !important; }
html[data-lang="en"] .it      { display: none !important; }

/* === Language Switcher === */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 8px;
}
.lang-btn {
  background: none;
  border: 1px solid transparent;
  color: rgba(255,255,255,.55);
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  cursor: pointer;
  padding: 5px 7px;
  border-radius: 4px;
  transition: all var(--transition);
  line-height: 1;
}
.lang-btn:hover { color: white; }
.lang-btn.active {
  color: var(--accent);
  border-color: rgba(200,16,46,.4);
}
.lang-sep {
  color: rgba(255,255,255,.25);
  font-size: 0.72rem;
  pointer-events: none;
}
.lang-switcher--mobile {
  padding: 6px 16px 2px;
  margin: 0;
  justify-content: flex-start;
}
.lang-switcher--mobile .lang-btn {
  font-size: 0.85rem;
  padding: 6px 10px;
}
@media (max-width: 992px) {
  .lang-switcher:not(.lang-switcher--mobile) { display: none; }
}