/* ═══════════════════════════════════════════════════════════════════════
   Alfonzo S.r.l. — sito vetrina
   Palette: nero profondo + giallo brand (dal logo) + rosso accento (dalla
   "A" del logo), stessa identità visiva del gestionale interno. Nessuna
   dipendenza da framework: HTML+CSS puro, un solo file JS minimo (menu
   mobile, header su scroll, reveal all'ingresso in viewport, scroll-spy).
   ═══════════════════════════════════════════════════════════════════════ */

:root {
  --nero: #0E0E0F;
  --nero-soft: #17181A;
  --giallo: #F4E71F;
  --giallo-dk: #CBC01A;
  --rosso: #D62B1F;
  --bianco: #FFFFFF;
  --panna: #FAFAF7;
  --muted: #6B7178;
  --border: #E7E6E1;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(14,14,15,.06), 0 8px 24px rgba(14,14,15,.06);
  --shadow-lg: 0 24px 64px rgba(14,14,15,.18);
}

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

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--nero);
  background: var(--panna);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: 'Barlow Condensed', 'Inter', sans-serif;
  font-weight: 800;
  letter-spacing: -.01em;
  text-wrap: balance;
  color: var(--nero);
}

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

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Reveal all'ingresso in viewport ─────────────────────────────────── */
[data-reveal] { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { transition: none; opacity: 1; transform: none; }
}

/* ── Bottoni ─────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  cursor: pointer; border: 2px solid transparent; transition: transform .15s, background .15s, box-shadow .15s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--giallo); color: var(--nero); }
.btn-primary:hover { background: var(--giallo-dk); box-shadow: 0 6px 18px rgba(244,231,31,.35); }
.btn-ghost { background: transparent; color: var(--bianco); border-color: rgba(255,255,255,.35); }
.btn-ghost:hover { border-color: var(--bianco); background: rgba(255,255,255,.08); }
.btn-lg { padding: 15px 30px; font-size: 16px; }

/* ── Header ──────────────────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(14,14,15,.92); backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: box-shadow .2s;
}
.site-header.scrolled { box-shadow: 0 4px 24px rgba(0,0,0,.35); }
.header-inner {
  display: flex; align-items: center; gap: 24px;
  height: 76px;
}
.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-logo { width: 42px; height: 42px; }
.brand-name {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 22px;
  color: var(--bianco); letter-spacing: .01em; line-height: 1;
}
.brand-name-thin { font-weight: 600; color: var(--giallo); font-size: 14px; margin-left: 4px; }

.main-nav { display: flex; align-items: center; gap: 32px; margin-left: auto; }
.main-nav a {
  position: relative;
  color: rgba(255,255,255,.85); font-weight: 600; font-size: 15px;
  padding: 8px 0; border-bottom: 2px solid transparent; transition: border-color .15s, color .15s;
}
.main-nav a:hover { color: var(--giallo); border-color: var(--giallo); }
.main-nav a.active { color: var(--giallo); border-color: var(--giallo); }
.nav-cta-mobile { display: none; }
.nav-close { display: none; }

.header-cta { flex-shrink: 0; }
.nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 34px; height: 34px; background: none; border: none; cursor: pointer;
  padding: 0; margin-left: auto;
}
.nav-toggle span { display: block; width: 100%; height: 2px; background: var(--bianco); border-radius: 2px; }

.nav-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,.5);
  opacity: 0; pointer-events: none; transition: opacity .25s; z-index: 190;
}
.nav-backdrop.open { opacity: 1; pointer-events: auto; }

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, var(--nero) 0%, #1C1C05 55%, var(--nero) 100%);
  padding: 96px 0 118px;
}
.hero-texture {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    radial-gradient(ellipse 60% 50% at 85% 10%, rgba(244,231,31,.18), transparent 60%),
    radial-gradient(ellipse 40% 40% at 10% 90%, rgba(214,43,31,.16), transparent 60%),
    repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 1px, transparent 1px 7px);
}
.hero-stripes {
  position: absolute; left: 0; right: 0; bottom: 0; height: 6px;
  background: linear-gradient(90deg, var(--giallo) 0%, var(--giallo) 72%, var(--rosso) 72%, var(--rosso) 100%);
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.eyebrow {
  color: var(--giallo); font-weight: 700; font-size: 13.5px; text-transform: uppercase;
  letter-spacing: .1em; margin-bottom: 18px;
}
.hero h1 {
  color: var(--bianco); font-size: clamp(36px, 6vw, 58px); line-height: 1.05; margin-bottom: 22px;
}
.hero h1 .hl { color: var(--giallo); }
.hero-sub {
  color: rgba(255,255,255,.72); font-size: 18px; max-width: 560px; margin-bottom: 26px;
}
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.hero-tags .tag {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  color: rgba(255,255,255,.85); font-size: 13px; font-weight: 600;
  padding: 7px 14px; border-radius: 999px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.scroll-cue {
  position: absolute; left: 50%; bottom: 24px; transform: translateX(-50%);
  color: rgba(255,255,255,.5); z-index: 1; animation: bob 2s ease-in-out infinite;
}
@keyframes bob { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }
@media (prefers-reduced-motion: reduce) { .scroll-cue { animation: none; } }

/* ── Sezioni generiche ───────────────────────────────────────────────── */
.section-eyebrow {
  color: var(--rosso); font-weight: 700; font-size: 13px; text-transform: uppercase;
  letter-spacing: .1em; margin-bottom: 10px;
}
.section-title { font-size: clamp(28px, 4vw, 40px); line-height: 1.1; max-width: 620px; margin-bottom: 20px; }

/* ── Servizi ─────────────────────────────────────────────────────────── */
.servizi { padding: 100px 0; background: var(--panna); }
.servizi-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-top: 48px;
}
.servizio-card {
  background: var(--bianco); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 26px; box-shadow: var(--shadow); transition: transform .18s, box-shadow .18s;
}
.servizio-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.servizio-icon {
  width: 52px; height: 52px; border-radius: 12px; background: var(--nero); color: var(--giallo);
  display: flex; align-items: center; justify-content: center; margin-bottom: 18px;
  transition: background .18s, color .18s;
}
.servizio-card:hover .servizio-icon { background: var(--giallo); color: var(--nero); }
.servizio-icon svg { width: 26px; height: 26px; }
.servizio-card h3 { font-size: 21px; margin-bottom: 8px; }
.servizio-card p { color: var(--muted); font-size: 14.5px; }

.usato-banner {
  margin-top: 40px; background: var(--nero); border-radius: var(--radius);
  padding: 34px 40px; display: flex; align-items: center; gap: 24px; flex-wrap: wrap;
}
.usato-icon {
  width: 56px; height: 56px; border-radius: 50%; background: var(--giallo); color: var(--nero);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.usato-text { flex: 1; min-width: 220px; }
.usato-text h3 { color: var(--bianco); font-size: 24px; margin-bottom: 4px; }
.usato-text p { color: rgba(255,255,255,.65); font-size: 15px; }

/* ── Chi siamo ───────────────────────────────────────────────────────── */
.chi-siamo { padding: 100px 0; background: var(--bianco); }
.chi-siamo-inner {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 60px; align-items: center;
}
.chi-siamo-text p { color: #3A3D42; font-size: 16.5px; margin-bottom: 16px; max-width: 60ch; }
.stat-row { display: flex; gap: 40px; margin-top: 34px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat-num {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 40px;
  color: var(--rosso); line-height: 1;
}
.stat-label { font-size: 13.5px; color: var(--muted); margin-top: 6px; font-weight: 600; }
.chi-siamo-logo {
  position: relative; overflow: hidden;
  background: var(--nero); border-radius: 28px; padding: 50px;
  display: flex; align-items: center; justify-content: center;
}
.emblem-stripes {
  position: absolute; inset: -30%;
  background: repeating-linear-gradient(115deg, rgba(244,231,31,.14) 0 26px, transparent 26px 54px);
}
.chi-siamo-logo img { position: relative; z-index: 1; }

/* ── Lavora con noi ──────────────────────────────────────────────────── */
.lavora { padding: 100px 0; background: var(--bianco); }
.lavora-ruolo {
  font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 20px;
  color: var(--rosso); margin-bottom: 14px;
}
.lavora-intro { color: #3A3D42; font-size: 16.5px; max-width: 68ch; margin-bottom: 40px; }

.lavora-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.lavora-card {
  background: var(--panna); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px 26px;
}
.lavora-card-icon {
  width: 38px; height: 38px; border-radius: 10px; background: var(--nero); color: var(--giallo);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.lavora-card h3 { font-size: 19px; margin-bottom: 14px; }
.lavora-card ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.lavora-card li {
  color: #3A3D42; font-size: 14.5px; line-height: 1.5; padding-left: 20px; position: relative;
}
.lavora-card li::before {
  content: ''; position: absolute; left: 0; top: 7px; width: 8px; height: 8px;
  border-radius: 2px; background: var(--giallo-dk);
}

.lavora-percorso {
  margin-top: 26px; background: var(--nero); border-radius: var(--radius);
  padding: 38px 42px;
}
.lavora-percorso h3 { color: var(--giallo); font-size: 22px; margin-bottom: 12px; }
.lavora-percorso p { color: rgba(255,255,255,.78); font-size: 15.5px; max-width: 82ch; }

.lavora-cta {
  margin-top: 30px; display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap; padding: 6px 8px 0;
}
.lavora-cta h3 { font-size: 21px; margin-bottom: 4px; }
.lavora-cta p { color: var(--muted); font-size: 15px; }
.lavora-disclaimer { color: var(--muted); font-size: 12px; line-height: 1.5; margin-top: 26px; max-width: 82ch; }

/* ── Contatti ────────────────────────────────────────────────────────── */
.contatti { padding: 100px 0; background: var(--nero); }
.contatti-grid {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 32px; margin-top: 48px;
}
.contatti-card {
  background: var(--nero-soft); border: 1px solid rgba(255,255,255,.08); border-radius: var(--radius);
  padding: 36px;
}
.contatti-card h3 {
  color: var(--giallo); font-size: 14px; text-transform: uppercase; letter-spacing: .06em;
  font-weight: 700; margin-top: 22px; margin-bottom: 6px;
}
.contatti-card h3:first-child { margin-top: 0; }
.contatti-card p { color: rgba(255,255,255,.82); font-size: 16px; }
.contatti-card a:hover { color: var(--giallo); }
.contatti-maps-btn { margin-top: 26px; }
.contatti-map {
  border-radius: var(--radius); overflow: hidden; min-height: 340px;
  border: 1px solid rgba(255,255,255,.08);
}

/* ── Pulsante flottante "chiama" (solo mobile) ───────────────────────── */
.mobile-call-fab {
  display: none; position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 150;
  background: var(--giallo); color: var(--nero); font-weight: 700; font-size: 15px;
  align-items: center; justify-content: center; gap: 8px; padding: 14px;
  border-radius: 999px; box-shadow: 0 8px 24px rgba(0,0,0,.3);
}
.mobile-call-fab:active { transform: scale(.97); }

/* ── Footer ──────────────────────────────────────────────────────────── */
.site-footer { background: #0A0A0B; padding: 64px 0 0; border-top: 1px solid rgba(255,255,255,.06); }
.footer-grid {
  display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer-brand-col .footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand-col .footer-brand img { width: 30px; height: 30px; }
.footer-brand-col .footer-brand span { color: var(--bianco); font-weight: 700; font-family: 'Barlow Condensed', sans-serif; font-size: 19px; }
.footer-tagline { color: rgba(255,255,255,.48); font-size: 13.5px; line-height: 1.6; max-width: 36ch; }
.footer-col { display: flex; flex-direction: column; gap: 11px; }
.footer-col h4 {
  color: var(--bianco); font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 14.5px;
  text-transform: uppercase; letter-spacing: .05em; margin-bottom: 6px;
}
.footer-col a, .footer-col span { color: rgba(255,255,255,.65); font-size: 14px; line-height: 1.5; }
.footer-col a:hover { color: var(--giallo); }
.footer-legal { padding: 18px 24px 0; }
.footer-legal p { color: rgba(255,255,255,.36); font-size: 11.5px; line-height: 1.6; }
.footer-bottom { padding: 16px 24px 26px; }
.footer-copy { color: rgba(255,255,255,.4); font-size: 12.5px; }

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .servizi-grid { grid-template-columns: repeat(2, 1fr); }
  .chi-siamo-inner { grid-template-columns: 1fr; gap: 40px; }
  .chi-siamo-logo { order: -1; padding: 34px; }
  .lavora-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contatti-grid { grid-template-columns: 1fr; }
  .contatti-map { min-height: 280px; }
}

@media (max-width: 720px) {
  .main-nav {
    position: fixed; top: 0; right: 0; height: 100vh; width: 78%; max-width: 320px;
    background: var(--nero); flex-direction: column; align-items: flex-start; gap: 4px;
    padding: 80px 28px 28px; transform: translateX(100%); transition: transform .3s ease;
    z-index: 195; box-shadow: -12px 0 40px rgba(0,0,0,.35);
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav a { width: 100%; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.08); font-size: 16px; }
  .nav-close {
    display: block; position: absolute; top: 16px; right: 18px; background: none; border: none;
    color: var(--bianco); font-size: 30px; line-height: 1; cursor: pointer;
  }
  .nav-cta-mobile { display: flex; margin-top: 18px; width: 100%; }
  .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .servizi-grid { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 80px; }
  .servizi, .chi-siamo, .lavora, .contatti { padding: 64px 0; }
  .usato-banner { flex-direction: column; align-items: flex-start; text-align: left; }
  .lavora-percorso { padding: 28px 26px; }
  .lavora-cta { flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .site-footer { padding-bottom: 96px; }
  .mobile-call-fab { display: flex; }
}