/* ===================================================
   Studio Progettazione — Global Stylesheet
   SEO-friendly, mobile-first, accessibile
   =================================================== */

:root {
  --primary: #1a3a6b;
  --primary-dark: #112650;
  --primary-light: #2a5298;
  --accent: #e8a020;
  --accent-dark: #c8850a;
  --white: #ffffff;
  --off-white: #f8f9fc;
  --gray-100: #f1f3f8;
  --gray-200: #e2e6f0;
  --gray-400: #9ba5bc;
  --gray-600: #5a6481;
  --gray-800: #2d3452;
  --text: #222840;
  --shadow-sm: 0 2px 8px rgba(26,58,107,.08);
  --shadow-md: 0 6px 24px rgba(26,58,107,.12);
  --shadow-lg: 0 12px 40px rgba(26,58,107,.18);
  --radius: 10px;
  --radius-lg: 18px;
  --transition: .3s cubic-bezier(.4,0,.2,1);
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --max-w: 1160px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ── UTILITY ── */
.container { width: 100%; max-width: var(--max-w); margin: 0 auto; padding: 0 20px; }
.section    { padding: 80px 0; }
.section--alt { background: var(--off-white); }
.section--dark { background: var(--primary-dark); color: var(--white); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  letter-spacing: .3px;
}
.btn--primary  { background: var(--accent); color: var(--primary-dark); }
.btn--primary:hover  { background: var(--accent-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--outline  { background: transparent; color: var(--white); border: 2px solid rgba(255,255,255,.6); }
.btn--outline:hover  { background: rgba(255,255,255,.12); border-color: var(--white); }
.btn--white    { background: var(--white); color: var(--primary); }
.btn--white:hover    { background: var(--gray-100); transform: translateY(-2px); }

.tag {
  display: inline-block;
  background: rgba(232,160,32,.15);
  color: var(--accent-dark);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
}

.section-header { text-align: center; margin-bottom: 56px; }
.section-header h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); color: var(--primary-dark); font-weight: 800; margin-bottom: 14px; }
.section-header p  { color: var(--gray-600); max-width: 620px; margin: 0 auto; font-size: 1.05rem; }

/* ── NAV ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 2px 16px rgba(26,58,107,.07);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

/* LOGO */
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .03em;
  flex-shrink: 0;
  box-shadow: 0 3px 10px rgba(26,58,107,.25);
}
.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1px;
}
.logo-name {
  font-size: .98rem;
  font-weight: 700;
  color: var(--primary-dark);
  line-height: 1.2;
  letter-spacing: -.01em;
}
.logo-name strong {
  color: var(--accent);
  font-weight: 800;
}
.logo-sub {
  font-size: .67rem;
  font-weight: 500;
  color: var(--gray-400);
  letter-spacing: .06em;
  text-transform: uppercase;
  line-height: 1;
}

/* NAV LINKS */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  padding: 8px 13px;
  border-radius: 8px;
  font-size: .875rem;
  font-weight: 600;
  color: var(--gray-600);
  transition: var(--transition);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--primary); background: var(--gray-100); }
.nav-links a.active {
  color: var(--primary);
  background: rgba(26,58,107,.07);
  font-weight: 700;
}

/* CTA */
.nav-cta { flex-shrink: 0; }
.nav-cta a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: var(--primary-dark) !important;
  padding: 9px 20px !important;
  border-radius: 50px !important;
  font-size: .875rem !important;
  font-weight: 700 !important;
  transition: var(--transition);
  white-space: nowrap;
  box-shadow: 0 2px 10px rgba(232,160,32,.3);
}
.nav-cta a:hover {
  background: var(--accent-dark) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(232,160,32,.4) !important;
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
  flex-shrink: 0;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

/* MOBILE MENU */
.mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--white);
  padding: 12px 20px 24px;
  box-shadow: var(--shadow-md);
  border-top: 1px solid var(--gray-200);
  z-index: 999;
}
.mobile-menu.open { display: block; }
.mobile-menu ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 16px;
}
.mobile-menu ul a {
  display: block;
  padding: 11px 16px;
  font-size: .95rem;
  font-weight: 600;
  color: var(--gray-800);
  border-radius: 8px;
  transition: var(--transition);
}
.mobile-menu ul a:hover { background: var(--gray-100); color: var(--primary); }
.mobile-menu .btn { width: 100%; justify-content: center; }

/* ── HERO ── */
.hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.2);
  padding: 7px 16px; border-radius: 50px; font-size: .82rem; font-weight: 600;
  margin-bottom: 24px;
}
.hero-badge::before { content: '●'; color: var(--accent); font-size: .6rem; }
.hero h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 900;
  line-height: 1.18;
  margin-bottom: 20px;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p { font-size: 1.08rem; color: rgba(255,255,255,.82); margin-bottom: 36px; max-width: 500px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; margin-top: 48px;
}
.hero-stat {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius); padding: 18px 14px; text-align: center;
}
.hero-stat strong { display: block; font-size: 1.7rem; font-weight: 900; color: var(--accent); }
.hero-stat span { font-size: .8rem; color: rgba(255,255,255,.7); }

.hero-visual {
  position: relative;
}
.hero-card {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(10px);
}
.hero-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 18px; color: rgba(255,255,255,.9); }
.service-pill {
  display: flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  padding: 10px 14px; border-radius: 8px; margin-bottom: 8px; font-size: .88rem;
}
.service-pill .icon { font-size: 1.2rem; }
.pill-check { margin-left: auto; color: var(--accent); font-size: 1rem; }

/* ── CARDS ── */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 32px 28px;
  transition: var(--transition);
  border: 1px solid var(--gray-200);
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--primary-light); }
.card-icon {
  width: 56px; height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; }
.card p { color: var(--gray-600); font-size: .92rem; line-height: 1.6; }
.card-link {
  display: inline-flex; align-items: center; gap: 6px;
  margin-top: 18px; font-weight: 700; font-size: .88rem;
  color: var(--primary-light); transition: var(--transition);
}
.card-link:hover { gap: 10px; color: var(--accent-dark); }

/* ── ITALIA MAP SECTION ── */
.italia-section { background: var(--primary-dark); color: var(--white); padding: 80px 0; }
.italia-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.italia-regions {
  display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 24px;
}
.region-tag {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15);
  padding: 8px 14px; border-radius: 6px; font-size: .85rem;
  display: flex; align-items: center; gap: 8px;
}
.region-tag::before { content: '📍'; font-size: .9rem; }

/* ── PROCESS ── */
.process-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; }
.process-step { padding: 32px 24px; text-align: center; position: relative; }
.process-step::after {
  content: '→';
  position: absolute; right: -10px; top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem; color: var(--gray-400);
}
.process-step:last-child::after { display: none; }
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--primary); color: var(--white);
  font-weight: 900; font-size: 1.1rem;
  display: grid; place-items: center; margin: 0 auto 16px;
}
.process-step h3 { font-size: .95rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 8px; }
.process-step p { font-size: .85rem; color: var(--gray-600); }

/* ── GUIDE / BLOG ── */
.guide-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
}
.guide-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.guide-img {
  height: 180px;
  display: flex; align-items: center; justify-content: center;
  font-size: 3.5rem;
}
.guide-body { padding: 24px; }
.guide-meta { font-size: .78rem; color: var(--gray-400); margin-bottom: 8px; }
.guide-body h3 { font-size: 1rem; font-weight: 700; color: var(--primary-dark); margin-bottom: 10px; line-height: 1.4; }
.guide-body p { font-size: .88rem; color: var(--gray-600); }

/* ── TESTIMONIAL ── */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.testimonial {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}
.stars { color: var(--accent); font-size: 1rem; margin-bottom: 12px; }
.testimonial p { font-size: .92rem; color: var(--gray-600); font-style: italic; line-height: 1.7; margin-bottom: 16px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--primary); color: var(--white);
  display: grid; place-items: center; font-weight: 700; font-size: .9rem; flex-shrink: 0;
}
.author-info strong { display: block; font-size: .9rem; font-weight: 700; color: var(--primary-dark); }
.author-info span { font-size: .8rem; color: var(--gray-400); }

/* ── CTA BANNER ── */
.cta-banner {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
  color: var(--white); text-align: center; padding: 80px 0;
}
.cta-banner h2 { font-size: clamp(1.6rem,3vw,2.4rem); font-weight: 900; margin-bottom: 14px; }
.cta-banner p { color: rgba(255,255,255,.8); max-width: 540px; margin: 0 auto 32px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── CONTACT ── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 48px; align-items: start; }
.contact-info h2 { font-size: 1.8rem; font-weight: 800; color: var(--primary-dark); margin-bottom: 14px; }
.contact-info p { color: var(--gray-600); margin-bottom: 28px; }
.contact-item { display: flex; gap: 14px; margin-bottom: 20px; align-items: flex-start; }
.contact-item-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: var(--primary); color: var(--white);
  display: grid; place-items: center; font-size: 1.1rem; flex-shrink: 0;
}
.contact-item-text strong { display: block; font-weight: 700; color: var(--primary-dark); }
.contact-item-text span { color: var(--gray-600); font-size: .9rem; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: .9rem; color: var(--gray-800); margin-bottom: 6px; }
.form-control {
  width: 100%; padding: 12px 16px;
  border: 1.5px solid var(--gray-200); border-radius: 8px;
  font-family: var(--font); font-size: .95rem; color: var(--text);
  transition: var(--transition); background: var(--white);
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,58,107,.1); }
textarea.form-control { resize: vertical; min-height: 120px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── FOOTER ── */
.footer { background: var(--primary-dark); color: rgba(255,255,255,.75); padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand h3 { color: var(--white); font-size: 1.15rem; font-weight: 800; margin-bottom: 8px; }
.footer-brand h3 span { color: var(--accent); }
.footer-brand p { font-size: .88rem; line-height: 1.7; margin-bottom: 20px; }
.footer-social { display: flex; gap: 10px; }
.social-btn {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.1); border-radius: 8px;
  display: grid; place-items: center;
  font-size: .9rem; transition: var(--transition);
}
.social-btn:hover { background: var(--accent); color: var(--primary-dark); }
.footer-col h4 { color: var(--white); font-size: .9rem; font-weight: 700; margin-bottom: 16px; text-transform: uppercase; letter-spacing: .8px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 9px; }
.footer-col a { font-size: .88rem; transition: var(--transition); }
.footer-col a:hover { color: var(--white); padding-left: 4px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px;
  font-size: .82rem;
}
.footer-bottom a { color: rgba(255,255,255,.6); }
.footer-bottom a:hover { color: var(--white); }

/* ── PAGE HERO ── */
.page-hero {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
  color: var(--white); padding: 70px 0 50px; text-align: center;
}
.page-hero h1 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 900; margin-bottom: 14px; }
.page-hero p { color: rgba(255,255,255,.8); max-width: 580px; margin: 0 auto; font-size: 1.05rem; }
.breadcrumb { display: flex; align-items: center; gap: 8px; justify-content: center; margin-top: 18px; font-size: .85rem; color: rgba(255,255,255,.6); }
.breadcrumb a { color: rgba(255,255,255,.7); }
.breadcrumb a:hover { color: var(--white); }

/* ── ACCORDION / FAQ ── */
.faq-item { border-bottom: 1px solid var(--gray-200); }
.faq-question {
  width: 100%; text-align: left; background: none; border: none;
  padding: 20px 0; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 700; font-size: 1rem; color: var(--primary-dark);
  transition: var(--transition);
}
.faq-question:hover { color: var(--primary-light); }
.faq-toggle { font-size: 1.2rem; color: var(--accent); flex-shrink: 0; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-answer p { padding: 0 0 20px; color: var(--gray-600); line-height: 1.75; }
.faq-item.open .faq-answer { max-height: 300px; }
.faq-item.open .faq-toggle { transform: rotate(45deg); }

/* ── BACK TO TOP ── */
.back-top {
  position: fixed; bottom: 24px; right: 24px; z-index: 800;
  width: 44px; height: 44px;
  background: var(--primary); color: var(--white); border: none;
  border-radius: 50%; cursor: pointer; font-size: 1.1rem;
  box-shadow: var(--shadow-md); transition: var(--transition);
  display: none; place-items: center;
}
.back-top.visible { display: grid; }
.back-top:hover { background: var(--accent); color: var(--primary-dark); transform: translateY(-3px); }

/* ── WHATSAPP FLOAT ── */
.wa-float {
  position: fixed; bottom: 80px; right: 24px; z-index: 800;
  width: 52px; height: 52px;
  background: #25d366; color: var(--white);
  border-radius: 50%; display: grid; place-items: center;
  font-size: 1.5rem; box-shadow: var(--shadow-lg); transition: var(--transition);
}
.wa-float:hover { transform: scale(1.1); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .hero-grid, .italia-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .process-step::after { display: none; }
  .form-grid { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .section { padding: 56px 0; }
  .hero { padding: 60px 0; }
  .hero-stats { grid-template-columns: 1fr; gap: 10px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .italia-regions { grid-template-columns: 1fr; }
  .cta-btns { flex-direction: column; align-items: center; }
}