/* ── Studio Tecnico Pieroni ── dark & gold ── */

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

:root {
  --bg:      #141414;
  --bg2:     #1c1c1c;
  --gold:    #c9a96a;
  --gold-lt: #dfc08a;
  --cream:   #f0ece0;
  --text:    rgba(240,236,224,0.82);
  --muted:   rgba(240,236,224,0.46);
  --rule:    rgba(255,255,255,0.09);
  --nav-h:   68px;
  --max:     1020px;
  --r:       2px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.75;
  min-height: 100vh;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(20,20,20,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
}

.nav-logo {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--cream);
  text-decoration: none;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11.5px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--gold); }

/* hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--cream);
  transition: all .25s;
}

/* mobile nav */
@media (max-width: 700px) {
  nav { padding: 0 22px; }
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: rgba(20,20,20,0.98);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--rule);
  }
  .nav-links.open { display: flex; }
  .nav-links li { border-top: 1px solid var(--rule); }
  .nav-links a {
    display: block;
    padding: 16px 24px;
    font-size: 13px;
  }
  .nav-toggle { display: flex; }
}

/* ── PAGE WRAPPER ── */
.page { padding-top: var(--nav-h); }

/* ── HERO ── */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  padding: 80px 40px 60px;
  max-width: var(--max);
  margin: 0 auto;
}

.hero-inner { max-width: 660px; }

.eyebrow {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: normal;
  line-height: 1.2;
  color: var(--cream);
  margin-bottom: 28px;
}

.hero-lead {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 15.5px;
  line-height: 1.8;
  color: var(--text);
  max-width: 540px;
  margin-bottom: 40px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-block;
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11.5px;
  letter-spacing: 1.8px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 13px 28px;
  border: 1px solid var(--gold);
  color: var(--gold);
  transition: background .2s, color .2s;
}
.btn:hover { background: var(--gold); color: #141414; }
.btn-ghost { border-color: var(--rule); color: var(--muted); }
.btn-ghost:hover { background: var(--rule); color: var(--cream); }

/* ── SECTION ── */
section {
  padding: 70px 40px;
  max-width: var(--max);
  margin: 0 auto;
}

.section-rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 0 40px;
}

.section-label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 10.5px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 18px;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: normal;
  color: var(--cream);
  line-height: 1.25;
  margin-bottom: 20px;
}

h3 {
  font-size: 1.05rem;
  font-weight: normal;
  color: var(--cream);
  margin-bottom: 8px;
}

p { color: var(--text); margin-bottom: 16px; }
p:last-child { margin-bottom: 0; }

/* ── CARDS GRID ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 40px;
}

.card {
  background: var(--bg);
  padding: 32px 28px;
}

.card-num {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 14px;
}

.card h3 { margin-bottom: 10px; }
.card p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ── FACTS ROW ── */
.facts {
  display: flex;
  gap: 0;
  border: 1px solid var(--rule);
  margin-top: 50px;
  flex-wrap: wrap;
}

.fact {
  flex: 1 1 180px;
  padding: 28px 24px;
  border-right: 1px solid var(--rule);
}
.fact:last-child { border-right: none; }

.fact-num {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 28px;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 6px;
}

.fact-label {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

/* ── PROCESS LIST ── */
.process { margin-top: 40px; }
.process-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 0 20px;
  padding: 26px 0;
  border-top: 1px solid var(--rule);
}
.process-step:last-child { border-bottom: 1px solid var(--rule); }

.step-n {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 1.5px;
  padding-top: 3px;
}

.step-body h3 { margin-bottom: 6px; }
.step-body p {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 13.5px;
  color: var(--muted);
  line-height: 1.7;
}

/* ── TWO-COL ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
@media (max-width: 700px) { .two-col { grid-template-columns: 1fr; gap: 36px; } }

/* ── CONTACT BLOCK ── */
.contact-detail {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  color: var(--text);
  line-height: 2.2;
}
.contact-detail a { color: var(--gold); text-decoration: none; }
.contact-detail a:hover { text-decoration: underline; }
.contact-label {
  font-size: 10.5px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 22px;
  margin-bottom: 4px;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--rule);
  padding: 32px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-left {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.5px;
}

.footer-right {
  font-family: 'Helvetica Neue', Arial, sans-serif;
  font-size: 11px;
  color: var(--muted);
}
.footer-right a { color: var(--muted); text-decoration: none; }
.footer-right a:hover { color: var(--gold); }

/* ── MOBILE GLOBAL ── */
@media (max-width: 700px) {
  nav { padding: 0 20px; }
  .hero { padding: 60px 22px 50px; min-height: 70vh; }
  section { padding: 50px 22px; }
  .section-rule { margin: 0 22px; }
  footer { padding: 28px 22px; flex-direction: column; align-items: flex-start; gap: 8px; }
  .facts { flex-direction: column; }
  .fact { border-right: none; border-bottom: 1px solid var(--rule); }
  .fact:last-child { border-bottom: none; }
  .cards { grid-template-columns: 1fr; }
}