/* ============================================================
   L'IMPRONTA SRLs — MOBILE / RESPONSIVE CSS
   Incluso in tutte le pagine dopo lo <style> inline.
   Sovrascrive ed integra i media query esistenti.
   ============================================================ */

/* ── TABLET & MOBILE  (max 900px) ── */
@media (max-width: 900px) {

  /* NAV ---------------------------------------------------- */
  nav { padding: 0 20px; }

  nav ul {
    display: none;
    position: fixed;
    top: 68px; left: 0; right: 0;
    background: rgba(255,255,255,0.99);
    flex-direction: column;
    padding: 8px 16px 20px;
    gap: 2px;
    border-bottom: 2px solid var(--green);
    z-index: 999;
    box-shadow: 0 8px 32px rgba(0,0,0,0.10);
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }
  nav ul.open { display: flex; }

  nav ul li { width: 100%; }
  nav ul li a {
    display: block;
    padding: 13px 16px;
    font-size: 0.95rem;
    border-radius: 8px;
    color: var(--text);
    text-decoration: none;
  }
  nav ul li a:hover,
  nav ul li a.active {
    background: var(--green-pale);
    color: var(--green-dark);
  }
  .nav-cta {
    display: block !important;
    text-align: center !important;
    margin-top: 8px;
    padding: 13px 16px !important;
    font-size: 0.95rem !important;
    border-radius: 8px !important;
    border: 2px solid var(--green-dark) !important;
    background: var(--green-dark) !important;
    color: #fff !important;
  }

  .hamburger { display: flex; }
  /* Hamburger → X quando il menu è aperto */
  .hamburger span {
    transition: transform 0.25s ease, opacity 0.25s ease;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* INDEX — HERO SPLIT ------------------------------------- */
  .hero-content {
    grid-template-columns: 1fr !important;
    grid-template-rows: auto !important;
  }
  .hero-divider { display: none; }

  .center-logo {
    order: -1;
    width: 100%;
    padding: 56px 24px 16px;
    display: flex;
    justify-content: center;
  }
  .logo-box {
    width: 100% !important;
    max-width: 100% !important;
    padding: 24px 20px !important;
  }
  .logo-box img {
    width: 100% !important;
    max-width: 280px !important;
    margin: 0 auto;
    display: block;
  }

  .panel {
    align-items: flex-start !important;
    text-align: left !important;
    height: auto;
    padding: 36px 24px;
  }
  .panel-right {
    align-items: flex-start !important;
    text-align: left !important;
  }
  .panel-right .panel-tag { text-align: left !important; }
  .panel h1 { font-size: clamp(1.7rem, 6vw, 2.4rem); max-width: 100%; }
  .panel p { max-width: 100%; }

  /* INDEX — SEZIONI ---------------------------------------- */
  .svc-grid { grid-template-columns: 1fr; }
  .svc-section { padding-left: 20px; padding-right: 20px; }

  .stats-inner { grid-template-columns: 1fr 1fr; }
  .stats-band { padding-left: 20px; padding-right: 20px; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-section { padding-left: 20px; padding-right: 20px; }
  .about-visual {
    height: 260px !important;
    border-radius: 16px;
    overflow: hidden;
  }

  /* PAGE HERO (pagine interne) ----------------------------- */
  .page-hero { padding: 100px 20px 52px; }

  /* SEZIONI INTERNE ---------------------------------------- */
  section { padding: 52px 20px; }
  .section-inner { max-width: 100%; }

  /* SCHEDE SERVIZI ----------------------------------------- */
  .svc-detail { grid-template-columns: 1fr; gap: 32px; }
  .svc-detail.rev { direction: ltr; }
  .svc-img { height: 220px; }

  /* TRATTAMENTI -------------------------------------------- */
  .trat-grid { grid-template-columns: 1fr; }
  .process-section { padding: 52px 20px; }
  .steps { grid-template-columns: 1fr 1fr; }

  /* SANIFICAZIONE ------------------------------------------ */
  .intro-grid { grid-template-columns: 1fr; }
  .amb-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .amb-section { padding: 52px 20px; }

  /* CHI SIAMO --------------------------------------------- */
  .storia-grid { grid-template-columns: 1fr; }
  .val-grid { grid-template-columns: 1fr 1fr; }
  .valori-section { padding: 52px 20px; }

  /* CONTATTI ---------------------------------------------- */
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  /* GALLERIA ---------------------------------------------- */
  .gallery-section { padding: 32px 20px 60px; }
  .filter-bar { padding: 32px 20px 0; flex-wrap: wrap; gap: 8px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; }

  /* FOOTER ------------------------------------------------ */
  footer { padding: 48px 20px 24px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }

  /* CTA BAND ---------------------------------------------- */
  .cta-band { padding: 56px 20px; }
}

/* ── PHONE  (max 540px) ── */
@media (max-width: 540px) {

  /* Steps e griglie a colonna singola */
  .val-grid,
  .amb-grid,
  .steps,
  .footer-grid { grid-template-columns: 1fr; }

  .gallery-grid { grid-template-columns: 1fr; }

  /* Testo hero pagine interne */
  .page-hero h1 { font-size: 1.8rem; }
  .cta-band h2 { font-size: 1.5rem; }

  /* Logo hero index ancora più compatto */
  .logo-box img { max-width: 220px !important; }
  .panel h1 { font-size: 1.55rem; }

  /* Filter gallery */
  .filter-btn { font-size: 0.75rem; padding: 8px 14px; }

  /* Stats */
  .stat-n { font-size: 2rem; }
  .stats-inner { grid-template-columns: 1fr 1fr; }

  /* Nav logo più piccolo */
  .nav-logo img { height: 36px; }

  /* Buttons full-width nei pannelli hero */
  .panel-btn { width: 100%; justify-content: center; }

  /* Footer bottom flex column */
  .f-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
}