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

:root {
  --bg:        #0d1117;
  --bg2:       #111820;
  --bg3:       #161d27;
  --surface:   #1a2332;
  --border:    #243040;
  --accent:    #f5c400;
  --accent2:   #e6b800;
  --text:      #e8edf2;
  --muted:     #7a8a9a;
  --white:     #ffffff;
  --navy:      #0a1929;
  --font-head: 'Saira Condensed', sans-serif;
  --font-body: 'Barlow', sans-serif;
  --radius:    8px;
  --radius-lg: 16px;
  --shadow:    0 4px 24px rgba(0,0,0,.4);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.5);
  --transition: .3s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: var(--font-body); font-size: 16px; line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.accent { color: var(--accent); }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .65s ease, transform .65s ease; }
.reveal.visible { opacity: 1; transform: none; }
[data-delay="100"].reveal { transition-delay: .1s; }
[data-delay="200"].reveal { transition-delay: .2s; }
[data-delay="300"].reveal { transition-delay: .3s; }

/* SECTION HEADER */
.section-header { text-align: center; margin-bottom: 56px; }
.section-header.left { text-align: left; }
.section-tag { display: inline-block; font-family: var(--font-head); font-size: .82rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; color: var(--accent); margin-bottom: 10px; }
.section-header h2 { font-family: var(--font-head); font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; line-height: 1.1; margin-bottom: 14px; }
.section-header p { color: var(--muted); max-width: 540px; margin: 0 auto; font-size: 1rem; }
.section-header.left p { margin: 0; }

/* BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--bg);
  font-family: var(--font-head); font-size: 1rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  padding: 14px 28px; border-radius: var(--radius); border: none; cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,196,0,.3); }
.btn-primary.large { padding: 18px 36px; font-size: 1.1rem; }

.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--white);
  font-family: var(--font-head); font-size: 1rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  padding: 14px 28px; border-radius: var(--radius); border: 2px solid rgba(255,255,255,.25); cursor: pointer;
  transition: all var(--transition);
}
.btn-secondary:hover { border-color: var(--white); background: rgba(255,255,255,.08); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--accent);
  font-family: var(--font-head); font-size: 1rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase;
  padding: 14px 28px; border-radius: var(--radius); border: 2px solid var(--accent); cursor: pointer;
  transition: all var(--transition);
}
.btn-outline:hover { background: var(--accent); color: var(--bg); }
.btn-outline.large { padding: 18px 36px; font-size: 1.1rem; }

/* ══ NAVBAR ══ */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; transition: background var(--transition), box-shadow var(--transition); }
.navbar.scrolled { background: rgba(13,17,23,.97); backdrop-filter: blur(12px); box-shadow: 0 2px 20px rgba(0,0,0,.5); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 70px; display: flex; align-items: center; gap: 36px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-bolt { font-size: 1.4rem; filter: drop-shadow(0 0 5px rgba(245,196,0,.5)); }
.logo-mark { height: 38px; width: auto; display: block; }
.footer-brand .logo-mark { height: 44px; }
.logo-text { font-family: var(--font-head); font-size: .9rem; font-weight: 400; letter-spacing: .08em; line-height: 1.2; color: var(--white); }
.logo-text strong { display: block; font-weight: 800; font-size: 1.05rem; }
.logo-text em { font-style: normal; color: var(--accent); font-size: .78rem; letter-spacing: .15em; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a { font-family: var(--font-head); font-weight: 600; font-size: .92rem; letter-spacing: .06em; text-transform: uppercase; color: rgba(255,255,255,.7); transition: color var(--transition); position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 2px; background: var(--accent); transform: scaleX(0); transition: transform var(--transition); transform-origin: left; }
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta { display: flex; align-items: center; gap: 8px; background: var(--accent); color: var(--bg); font-family: var(--font-head); font-weight: 700; font-size: .88rem; letter-spacing: .04em; padding: 10px 18px; border-radius: var(--radius); flex-shrink: 0; transition: all var(--transition); }
.nav-cta:hover { background: var(--accent2); transform: translateY(-1px); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; }
.mobile-menu { display: none; flex-direction: column; background: var(--bg2); border-top: 1px solid var(--border); padding: 16px 24px 24px; gap: 4px; }
.mobile-menu a { font-family: var(--font-head); font-weight: 600; font-size: 1.1rem; letter-spacing: .06em; text-transform: uppercase; padding: 12px 0; border-bottom: 1px solid var(--border); color: var(--text); }
.mobile-menu .mobile-cta { margin-top: 12px; background: var(--accent); color: var(--bg); text-align: center; padding: 14px; border-radius: var(--radius); border: none; }
.mobile-menu.open { display: flex; }

/* ══ HERO ══ */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}
.hero-bg-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image: linear-gradient(rgba(245,196,0,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(245,196,0,.025) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero-center { max-width: 700px; display: flex; flex-direction: column; align-items: center; gap: 0; position: relative; z-index: 1; }

.hero-eyebrow {
  display: flex; align-items: center; gap: 14px;
  font-family: var(--font-head); font-size: .82rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 20px;
}
.eyebrow-line { flex: 1; max-width: 60px; height: 1px; background: var(--border); }

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 900; line-height: .95; letter-spacing: -.02em;
  text-transform: uppercase; margin-bottom: 8px;
}
.hero-title-sub {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 400; letter-spacing: .15em; color: var(--muted);
}

.hero-tagline {
  font-family: var(--font-head); font-size: 1rem; font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; color: var(--muted); margin: 20px 0 36px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; justify-content: center; margin-bottom: 56px; }

.hero-stats { display: flex; align-items: center; gap: 28px; }
.stat { display: flex; flex-direction: column; align-items: center; }
.stat-num { font-family: var(--font-head); font-size: 2.2rem; font-weight: 900; color: var(--accent); line-height: 1; }
.stat-suffix { font-family: var(--font-head); font-size: 1.4rem; font-weight: 900; color: var(--accent); line-height: 1; display: inline; }
.stat-label { font-size: .75rem; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

.hero-scroll-hint { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); }
.scroll-arrow { width: 22px; height: 22px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg); animation: bounce 1.5s infinite; }
@keyframes bounce { 0%, 100% { transform: rotate(45deg) translateY(0); } 50% { transform: rotate(45deg) translateY(5px); } }

/* ══ SERVIZI ══ */
.servizi { background: var(--bg2); }
.servizi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.servizio-card {
  display: flex; flex-direction: column; gap: 12px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px 24px; cursor: pointer; position: relative; overflow: hidden;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.servizio-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--accent); transform: scaleX(0); transition: transform var(--transition); transform-origin: left; }
.servizio-card:hover { border-color: rgba(245,196,0,.35); transform: translateY(-4px); box-shadow: 0 16px 40px rgba(0,0,0,.4); }
.servizio-card:hover::before { transform: scaleX(1); }
.card-icon-wrap { width: 52px; height: 52px; background: rgba(245,196,0,.1); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--accent); flex-shrink: 0; }
.servizio-card h3 { font-family: var(--font-head); font-size: 1.15rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.servizio-card p { color: var(--muted); font-size: .92rem; line-height: 1.55; flex: 1; }
.card-link { font-family: var(--font-head); font-weight: 700; font-size: .88rem; color: var(--accent); letter-spacing: .05em; text-transform: uppercase; margin-top: 4px; }

/* ══ CHI SIAMO ══ */
.chi-siamo { background: var(--bg); }
.chi-siamo-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.chi-foto-grid { position: relative; height: 460px; }
.chi-foto { position: absolute; border-radius: var(--radius-lg); overflow: hidden; border: 2px solid var(--border); }
.chi-foto-1 { width: 74%; height: 68%; top: 0; left: 0; }
.chi-foto-2 { width: 52%; height: 52%; bottom: 0; right: 0; border-color: var(--accent); }
.foto-placeholder { width: 100%; height: 100%; background: var(--surface); display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: .88rem; text-align: center; }
.chi-years { position: absolute; top: 50%; right: 0; transform: translate(10%, -50%); background: var(--accent); color: var(--bg); border-radius: var(--radius); padding: 18px 22px; text-align: center; box-shadow: var(--shadow-lg); }
.years-num { display: block; font-family: var(--font-head); font-size: 2.8rem; font-weight: 900; line-height: 1; }
.years-label { font-size: .78rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
.chi-siamo-text { display: flex; flex-direction: column; gap: 18px; }
.chi-siamo-text p { color: var(--muted); }
.valori-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 4px 0; }
.valore { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 14px 16px; display: flex; flex-direction: column; gap: 3px; }
.valore-icon { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; background: rgba(245,196,0,.1); border-radius: 8px; color: var(--accent); flex-shrink: 0; }
.valore-icon svg { stroke: var(--accent); }
.valore strong { font-family: var(--font-head); font-size: .95rem; font-weight: 700; text-transform: uppercase; }
.valore span { font-size: .8rem; color: var(--muted); }

/* ══ LAVORI MORE ══ */
.lavoro-card.hidden-extra { display: none; }
.lavori-more {
  display: flex; align-items: center; justify-content: center;
  gap: 20px; margin-top: 36px; flex-wrap: wrap;
}
.lavori-count { font-size: .88rem; color: var(--muted); }
.lavori-count strong { color: var(--text); }

/* ══ NAVBAR ACTIVE ══ */
.nav-links a.active { color: var(--accent); }
.nav-links a.active::after { transform: scaleX(1); }

/* ══ ALTRI SERVIZI — card corrente ══ */
.altro-card.current {
  border-color: rgba(245,196,0,.5);
  color: var(--accent);
  background: rgba(245,196,0,.05);
}

/* ══ LAVORI ══ */
.lavori { background: var(--bg2); }
.lavori-filter { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.filter-btn { font-family: var(--font-head); font-weight: 600; font-size: .88rem; letter-spacing: .06em; text-transform: uppercase; padding: 9px 18px; border-radius: 100px; border: 1px solid var(--border); background: transparent; color: var(--muted); cursor: pointer; transition: all var(--transition); }
.filter-btn:hover, .filter-btn.active { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.lavori-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.lavoro-card { border-radius: var(--radius-lg); overflow: hidden; background: var(--surface); border: 1px solid var(--border); transition: transform var(--transition), box-shadow var(--transition); }
.lavoro-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.lavoro-card.hidden { display: none; }
.lavoro-img { position: relative; aspect-ratio: 4/3; overflow: hidden; }
.lavoro-placeholder { width: 100%; height: 100%; background: var(--bg3); display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: .85rem; text-align: center; transition: transform var(--transition); }
.lavoro-card:hover .lavoro-placeholder { transform: scale(1.04); }
.lavoro-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,.55) 0%, transparent 60%); display: flex; align-items: flex-end; padding: 14px; }
.lavoro-tag { background: var(--accent); color: var(--bg); font-family: var(--font-head); font-weight: 700; font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; padding: 4px 10px; border-radius: 100px; }
.lavoro-info { padding: 14px 18px; }
.lavoro-info h4 { font-family: var(--font-head); font-size: .98rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.lavoro-info p { font-size: .83rem; color: var(--muted); margin-top: 3px; }

/* ══ CONTATTI ══ */
.contatti { background: var(--bg); }
.contatti-cards {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  max-width: 960px; margin: 0 auto;
}
.contatto-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px 24px; display: flex; flex-direction: column; gap: 6px; text-align: center; align-items: center;
  transition: border-color var(--transition), transform var(--transition);
}
.contatto-card:not(.no-link):hover { border-color: rgba(245,196,0,.4); transform: translateY(-4px); }
.contatto-card.whatsapp:hover { border-color: rgba(37,211,102,.4); }
.contatto-icon { font-size: 2rem; margin-bottom: 4px; }
.contatto-card strong { font-family: var(--font-head); font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; }
.contatto-card span { font-size: .92rem; color: var(--accent); font-weight: 600; }
.contatto-card em { font-style: normal; font-size: .8rem; color: var(--muted); }

/* ══ CTA BANNER ══ */
.cta-banner { position: relative; overflow: hidden; padding: 80px 24px; }
.cta-banner-bg { position: absolute; inset: 0; background: linear-gradient(135deg, #0a1929 0%, #162030 50%, #0a1929 100%); z-index: 0; }
.cta-banner-bg::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(245,196,0,.07) 0%, transparent 70%); }
.cta-inner { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 40px; }
.cta-inner h2 { font-family: var(--font-head); font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800; margin-bottom: 6px; }
.cta-inner p { color: var(--muted); font-size: 1rem; }
.cta-actions { display: flex; gap: 14px; flex-shrink: 0; flex-wrap: wrap; }

/* ══ FOOTER ══ */
.footer { background: var(--navy); border-top: 1px solid var(--border); padding: 60px 24px 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; padding-bottom: 48px; }
.footer-brand { display: flex; flex-direction: column; gap: 14px; }
.footer-brand p { color: var(--muted); font-size: .88rem; line-height: 1.6; }
.footer-brand .piva { font-size: .78rem; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col h4 { font-family: var(--font-head); font-weight: 700; font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text); margin-bottom: 6px; }
.footer-col a, .footer-col span { font-size: .88rem; color: var(--muted); transition: color var(--transition); }
.footer-col a:hover { color: var(--accent); }
.footer-bottom { border-top: 1px solid var(--border); padding: 18px 0; display: flex; justify-content: space-between; align-items: center; font-size: .8rem; color: var(--muted); gap: 16px; flex-wrap: wrap; }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a:hover { color: var(--accent); }

/* ══ WHATSAPP FAB ══ */
.whatsapp-fab { position: fixed; bottom: 28px; right: 28px; z-index: 999; width: 58px; height: 58px; background: #25d366; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; box-shadow: 0 4px 20px rgba(37,211,102,.4); transition: transform var(--transition), box-shadow var(--transition); }
.whatsapp-fab:hover { transform: scale(1.08); box-shadow: 0 8px 32px rgba(37,211,102,.5); }
.whatsapp-fab::before { content: ''; position: absolute; width: 100%; height: 100%; border-radius: 50%; background: #25d366; animation: pulse-wa 2.5s infinite; z-index: -1; }
@keyframes pulse-wa { 0% { transform: scale(1); opacity: .5; } 100% { transform: scale(1.6); opacity: 0; } }

/* ══ RESPONSIVE ══ */
@media (max-width: 1024px) {
  .servizi-grid { grid-template-columns: repeat(2, 1fr); }
  .contatti-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 70px 0; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 100px 24px 60px; }
  .hero-scroll-hint { display: none; }
  .servizi-grid { grid-template-columns: 1fr; }
  .lavori-grid { grid-template-columns: repeat(2, 1fr); }
  .chi-siamo-inner { grid-template-columns: 1fr; }
  .chi-foto-grid { height: 300px; }
  .chi-years { transform: translate(0, -50%); right: 12px; }
  .cta-inner { flex-direction: column; text-align: center; }
  .cta-actions { justify-content: center; }
  .contatti-cards { grid-template-columns: repeat(2, 1fr); }
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .lavori-grid { grid-template-columns: 1fr; }
  .contatti-cards { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .valori-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 16px; }
}

/* Chi siamo senza foto — layout full width */
.chi-siamo-inner.chi-siamo-solo {
  grid-template-columns: 1fr;
  max-width: 760px;
  margin: 0 auto;
}
.chi-siamo-inner.chi-siamo-solo .section-header.left,
.chi-siamo-inner.chi-siamo-solo .section-header.left p {
  text-align: center;
  margin: 0 auto;
}
.chi-siamo-inner.chi-siamo-solo .valori-grid {
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 768px) {
  .chi-siamo-inner.chi-siamo-solo .valori-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}