/* =============================================
   EMA LO SISTEMA – Main Stylesheet
   ============================================= */

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Brand – Blu cobalto (tuta logo) */
  --blue: #2B5BAD;
  --blue-dark: #1A3E8A;
  --blue-light: #E8EFF8;
  --blue-mid: #3A6EC4;

  /* Accento – Giallo ambra (fulmine logo) */
  --yellow: #F5C118;
  --yellow-dark: #C9A000;
  --yellow-light: #FEF6D6;

  /* Neutri */
  --dark: #0D0D0D;
  --dark-800: #1A1A1A;
  --dark-700: #2A2A2A;
  --dark-600: #3A3A3A;
  --gray-500: #6B7280;
  --gray-400: #9CA3AF;
  --gray-100: #F3F4F6;
  --white: #FFFFFF;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.10);
  --shadow-lg: 0 10px 40px rgba(43,91,173,.18);
  --transition: 0.22s ease;
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-w: 1200px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Typography ---- */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: 1.2rem; }
p { color: var(--gray-500); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(43,91,173,.35);
}
.btn-primary:hover {
  background: var(--blue-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(43,91,173,.5);
}

.btn-secondary {
  background: var(--white);
  color: var(--dark);
  border: 2px solid var(--dark);
}
.btn-secondary:hover {
  background: var(--dark);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

/* ---- Section helpers ---- */
.section-label {
  display: inline-block;
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--blue);
  margin-bottom: 8px;
}
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}
.section-header h2 { margin-bottom: 12px; }
.section-header p { font-size: 1.05rem; }

/* =============================================
   HEADER
   ============================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 96px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--dark);
}
.logo-icon { font-size: 1.4rem; }
.logo-text { letter-spacing: -.01em; }

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 32px;
}
.main-nav a {
  font-weight: 500;
  font-size: .95rem;
  color: var(--gray-500);
  transition: color var(--transition);
}
.main-nav a:hover { color: var(--dark); }
.main-nav .nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-weight: 700;
}
.main-nav .nav-cta:hover { background: var(--blue-dark); color: var(--white); }
.main-nav a.active { color: var(--blue); font-weight: 700; }

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   HERO
   ============================================= */
.hero {
  padding: 88px 0 80px;
  background: linear-gradient(135deg, #EBF0FA 0%, #FFFFFF 60%);
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-light);
  color: var(--blue-dark);
  font-size: .82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  border: 1px solid rgba(43,91,173,.2);
}

.hero-text h1 {
  color: var(--dark);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  margin-bottom: 32px;
  max-width: 500px;
}
.hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-contact-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .88rem;
  color: var(--gray-500);
}
.hero-contact-bar a { color: var(--blue); font-weight: 600; }
.hero-contact-bar a:hover { color: var(--blue-dark); }
.sep { color: var(--gray-400); }

.hero-image {
  display: flex;
  justify-content: center;
}
.hero-image-placeholder {
  width: 360px;
  height: 400px;
  background: linear-gradient(145deg, var(--dark-700), var(--dark));
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: var(--white);
  font-weight: 600;
  font-size: 1rem;
  box-shadow: var(--shadow-lg);
}
.hero-image-placeholder .placeholder-icon { font-size: 4rem; }
.hero-image-placeholder .placeholder-sub { font-size: .85rem; color: var(--gray-400); }

/* =============================================
   VALUE PROPS
   ============================================= */
.value-props {
  background: var(--dark);
  padding: 64px 0;
}
.value-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.value-card {
  text-align: center;
  padding: 24px 16px;
}
.value-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 18px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(245,193,24,.22);
  transition: transform var(--transition), border-color var(--transition), background var(--transition);
}
.value-icon svg {
  width: 30px;
  height: 30px;
  stroke: var(--yellow);
  fill: none;
}
.value-card:hover .value-icon {
  transform: translateY(-3px);
  border-color: var(--yellow);
  background: rgba(245,193,24,.10);
}
.value-card h3 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 8px;
}
.value-card p {
  color: var(--gray-400);
  font-size: .88rem;
  line-height: 1.55;
}

/* =============================================
   SERVICES
   ============================================= */
.services {
  padding: 96px 0;
  background: var(--gray-100);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.service-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.service-icon-wrap svg {
  width: 28px;
  height: 28px;
  stroke: var(--blue);
}
.service-card h3 { color: var(--dark); margin-bottom: 10px; font-size: 1.1rem; }
.service-card p { font-size: .93rem; line-height: 1.55; }

/* =============================================
   ABOUT
   ============================================= */
.about {
  padding: 96px 0;
}
.about-inner {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 72px;
  align-items: center;
}
.about-image { position: relative; }
.about-image-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(145deg, var(--dark-700), var(--dark));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  box-shadow: var(--shadow-lg);
}
.about-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--yellow);
  border-radius: var(--radius-md);
  padding: 16px 24px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(245,193,24,.45);
}
.about-badge strong { display: block; font-size: 2.4rem; font-weight: 800; line-height: 1; color: var(--dark); }
.about-badge span { font-size: .8rem; font-weight: 600; color: var(--dark-600); }

.about-content .section-label { display: block; }
.about-content h2 { margin: 6px 0 20px; }
.about-lead { font-size: 1.05rem; color: var(--dark); font-weight: 500; margin-bottom: 16px; }
.about-content > p { margin-bottom: 28px; }

.about-certs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
}
.about-certs li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .93rem;
  color: var(--dark);
}
.cert-dot {
  flex-shrink: 0;
  width: 8px;
  height: 8px;
  background: var(--yellow);
  border-radius: 50%;
  margin-top: 6px;
}

/* =============================================
   PORTFOLIO
   ============================================= */
.portfolio {
  padding: 96px 0;
  background: var(--gray-100);
}

.portfolio-filters {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 40px;
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  border: 2px solid var(--dark);
  background: transparent;
  color: var(--dark);
  font-weight: 600;
  font-size: .88rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.filter-btn.active, .filter-btn:hover {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.portfolio-item {
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition), opacity var(--transition);
}
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.portfolio-item.hidden {
  display: none;
}
.portfolio-img-placeholder {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--dark-700), var(--dark-600));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
}
.portfolio-caption {
  padding: 14px 16px;
}
.portfolio-caption h4 { font-size: .93rem; color: var(--dark); margin-bottom: 4px; }
.portfolio-caption span { font-size: .78rem; color: var(--yellow-dark); font-weight: 600; }

/* =============================================
   CONTACT
   ============================================= */
.contact {
  padding: 96px 0;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}
.contact-info .section-label { display: block; }
.contact-info h2 { margin: 6px 0 16px; }
.contact-info > p { margin-bottom: 36px; }

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.contact-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.contact-icon svg { width: 20px; height: 20px; stroke: var(--blue); }
.contact-list strong { display: block; font-size: .85rem; color: var(--gray-400); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 3px; }
.contact-list a, .contact-list span { font-size: .97rem; color: var(--dark); font-weight: 500; line-height: 1.5; }
.contact-list a:hover { color: var(--blue); }

/* Form */
.contact-form-wrap {
  background: var(--gray-100);
  padding: 40px;
  border-radius: var(--radius-lg);
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.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: .88rem; font-weight: 600; color: var(--dark); }
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid #E5E7EB;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: .95rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(43,91,173,.12);
}
.form-group input[type="file"] {
  cursor: pointer;
  padding: 10px 12px;
}
.file-hint { font-size: .78rem; color: var(--gray-400); }
.form-group textarea { resize: vertical; min-height: 100px; }

.form-notice {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  display: none;
}
.form-notice.success {
  background: #ECFDF5;
  color: #065F46;
  border: 1px solid #A7F3D0;
  display: block;
}
.form-notice.error {
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
  display: block;
}

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--dark);
  color: var(--gray-400);
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding: 72px 24px 48px;
  max-width: var(--max-w);
  margin: 0 auto;
}
.footer-brand .logo { color: var(--white); margin-bottom: 14px; }
.footer-brand p { font-size: .9rem; line-height: 1.6; }

.footer-links h4,
.footer-contact h4 {
  color: var(--white);
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a, .footer-contact a, .footer-contact p {
  font-size: .9rem;
  color: var(--gray-400);
  transition: color var(--transition);
  line-height: 1.5;
}
.footer-links a:hover, .footer-contact a:hover { color: var(--yellow); }

/* Logo header con immagine */
.logo img { height: 88px; width: auto; object-fit: contain; }
.site-footer .logo img { height: 110px; }

/* Portfolio immagini reali */
.portfolio-img {
  aspect-ratio: 4/3;
  width: 100%;
  object-fit: cover;
  display: block;
}

/* Hero/About foto profilo */
.hero-photo, .about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}
.hero-image-placeholder, .about-image-placeholder {
  overflow: hidden;
}

.footer-bottom {
  border-top: 1px solid var(--dark-600);
  padding: 20px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-size: .83rem;
  color: var(--dark-600);
}

/* ---- Fade-in animation ---- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-image { display: none; }
  .hero-sub { max-width: 100%; }
  .hero-ctas { justify-content: center; }
  .hero-contact-bar { justify-content: center; }

  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-inner { grid-template-columns: 1fr; }
  .about-image { max-width: 360px; margin: 0 auto; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-inner { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--white);
    border-top: 1px solid var(--gray-100);
    border-bottom: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
    padding: 16px 0;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; gap: 0; }
  .main-nav a {
    display: block;
    padding: 12px 24px;
    font-size: 1rem;
  }
  .main-nav .nav-cta { margin: 8px 24px; border-radius: var(--radius-sm); text-align: center; }
  .burger { display: flex; }

  .hero { padding: 60px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; padding: 48px 24px 32px; }
  .footer-bottom .container { flex-direction: column; align-items: center; text-align: center; }
}

@media (max-width: 480px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
  .btn { justify-content: center; }
}

/* =============================================
   MULTI-PAGE ADDITIONS
   ============================================= */

/* ---- Page Hero (inner pages) ---- */
.page-hero {
  background: linear-gradient(135deg, var(--blue-light) 0%, #f8faff 100%);
  padding: 72px 0 56px;
  border-bottom: 1px solid rgba(43,91,173,.08);
}
.page-hero h1 { margin-bottom: 12px; }
.page-hero p { font-size: 1.1rem; max-width: 600px; }

.page-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: var(--gray-400);
  margin-bottom: 16px;
}
.page-breadcrumb a { color: var(--blue); }
.page-breadcrumb a:hover { text-decoration: underline; }
.page-breadcrumb .sep { color: var(--gray-400); }

/* ---- Section CTA (centered button below a section) ---- */
.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ---- CTA Strip ---- */
.cta-strip {
  background: var(--blue);
  padding: 80px 0;
  text-align: center;
}
.cta-strip h2 {
  color: var(--white);
  margin-bottom: 12px;
}
.cta-strip p {
  color: rgba(255,255,255,.75);
  max-width: 520px;
  margin: 0 auto 32px;
  font-size: 1.05rem;
}
.cta-strip .btn-primary {
  background: var(--yellow);
  color: var(--dark);
  box-shadow: 0 4px 16px rgba(0,0,0,.20);
}
.cta-strip .btn-primary:hover {
  background: var(--yellow-dark);
  box-shadow: 0 6px 24px rgba(0,0,0,.30);
  transform: translateY(-2px);
}

/* ---- Services page large cards ---- */
.services-grid--large { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
.service-card--large { padding: 36px 32px; }
.service-list {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  list-style: none;
}
.service-list li {
  font-size: .9rem;
  color: var(--gray-500);
  padding-left: 18px;
  position: relative;
}
.service-list li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}

/* ---- Value props light variant (chi-siamo) ---- */
.value-props--light {
  background: var(--gray-100);
  padding: 80px 0;
}
.value-props--light .section-header { margin-bottom: 48px; }
.value-props--light .value-icon {
  background: var(--blue-light);
  border-color: rgba(43,91,173,.18);
}
.value-props--light .value-icon svg { stroke: var(--blue); }
.value-props--light .value-card h3 { color: var(--dark); }
.value-props--light .value-card p { color: var(--gray-500); }
.value-props--light .value-card:hover .value-icon {
  border-color: var(--blue);
  background: #DDE8F6;
}

/* ---- Portfolio teaser (home) ---- */
.portfolio-teaser-section { background: var(--gray-100); padding: 80px 0; }

/* ---- Portfolio page top spacing ---- */
.portfolio-page { padding-top: 48px; }
.portfolio-page .portfolio-filters { margin-bottom: 40px; }

/* ---- About page spacing ---- */
.about-page { padding: 80px 0; }

/* ---- Contact page spacing ---- */
.contact-page { padding: 80px 0; }

/* ---- Services page spacing ---- */
.services-page { padding: 80px 0; }

/* ---- Responsive: page hero ---- */
@media (max-width: 768px) {
  .page-hero { padding: 56px 0 40px; }
  .services-grid--large { grid-template-columns: 1fr; }
  .cta-strip { padding: 56px 0; }
}

/* =============================================
   FAQ
   ============================================= */
.faq { padding: 96px 0; }
.faq-list { max-width: 760px; margin: 0 auto; }

.faq-item {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-item[open] {
  box-shadow: var(--shadow-md);
  border-color: rgba(43,91,173,.18);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 20px 24px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  font-size: 1.6rem;
  font-weight: 400;
  line-height: 1;
  color: var(--blue);
  transition: transform var(--transition);
}
.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
  padding: 0 24px 22px;
  margin: 0;
  color: var(--gray-500);
  font-size: .95rem;
  line-height: 1.65;
}

@media (max-width: 768px) {
  .faq { padding: 64px 0; }
}

/* =============================================
   AUDIENCE (home) + CANTIERI
   ============================================= */
.hero-reassurance {
  font-size: .85rem;
  color: var(--gray-500);
  margin: 0;
}

.audience { padding: 72px 0; background: var(--gray-100); }
.audience-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.audience-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  background: var(--white);
  padding: 36px 32px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-100);
  transition: transform var(--transition), box-shadow var(--transition);
}
.audience-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}
.audience-card h3 { color: var(--dark); margin: 18px 0 10px; font-size: 1.3rem; }
.audience-card p { font-size: .95rem; line-height: 1.6; margin-bottom: 22px; }
.audience-card .btn { margin-top: auto; }

.why-collab { padding: 96px 0; }
.why-collab-list { max-width: 560px; margin: 0 auto; }

.cta-strip-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Floating WhatsApp ---- */
.wa-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 900;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0,0,0,.25);
  transition: transform var(--transition), box-shadow var(--transition);
}
.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 22px rgba(0,0,0,.32);
  color: #fff;
}
.wa-float svg { width: 32px; height: 32px; }
@media (max-width: 768px) {
  .wa-float { right: 16px; bottom: 16px; width: 52px; height: 52px; }
  .wa-float svg { width: 30px; height: 30px; }
}

/* ---- Legal pages (privacy / cookie) ---- */
.legal { padding: 64px 0 88px; }
.legal .container { max-width: 820px; }
.legal h2 { font-size: 1.3rem; margin: 36px 0 12px; color: var(--dark); }
.legal h2:first-of-type { margin-top: 0; }
.legal p, .legal li { color: var(--gray-500); line-height: 1.7; font-size: .97rem; }
.legal p { margin-bottom: 14px; }
.legal ul { padding-left: 22px; margin-bottom: 14px; list-style: disc; }
.legal li { margin-bottom: 6px; }
.legal a { color: var(--blue); font-weight: 600; }
.legal a:hover { text-decoration: underline; }
.legal .legal-updated { font-size: .85rem; color: var(--gray-400); margin-top: 32px; }

/* ---- Portfolio: gallery badge + lightbox ---- */
.portfolio-item { cursor: pointer; position: relative; }
.gallery-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 5px;
  background: rgba(13,13,13,.72);
  color: var(--white);
  font-size: .78rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  pointer-events: none;
}
.gallery-badge svg { width: 14px; height: 14px; stroke: var(--white); }

body.lb-open { overflow: hidden; }
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(0,0,0,.92);
}
.lightbox.open { display: flex; }
.lb-figure {
  margin: 0;
  max-width: 1000px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.lb-img {
  max-width: 100%;
  max-height: 82vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 40px rgba(0,0,0,.5);
}
.lb-caption { display: flex; align-items: center; gap: 14px; color: var(--white); font-size: .95rem; }
.lb-title { font-weight: 600; }
.lb-counter { color: var(--gray-400); font-size: .85rem; }
.lb-close {
  position: absolute;
  top: 14px;
  right: 20px;
  background: none;
  border: none;
  color: var(--white);
  font-size: 2.4rem;
  line-height: 1;
  cursor: pointer;
}
.lb-prev, .lb-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  color: var(--white);
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}
.lb-prev { left: 16px; }
.lb-next { right: 16px; }
.lb-prev:hover, .lb-next:hover { background: rgba(255,255,255,.25); }
@media (max-width: 768px) {
  .lb-prev, .lb-next { width: 44px; height: 44px; font-size: 1.6rem; }
  .lb-close { font-size: 2rem; top: 8px; right: 14px; }
  .lightbox { padding: 10px; }
}

/* ---- Google review (contatti) ---- */
.google-review {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.google-review strong { display: block; font-size: 1rem; color: var(--dark); margin-bottom: 4px; }
.google-review p { font-size: .9rem; color: var(--gray-500); line-height: 1.5; margin-bottom: 16px; }

@media (max-width: 768px) {
  .audience-grid { grid-template-columns: 1fr; }
  .why-collab { padding: 64px 0; }
}