/* xyz.vision — tre colori soltanto: sfondo #0D0D0D, testo #F4F4F6, accento #8B5CF6. */
:root { --bg: #0D0D0D; --text: #F4F4F6; --accent: #8B5CF6; --accent-btn: #8457EA; --surface: #161616; --muted: #A5A5A7; --line: #2D2D2E; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
h1, h2, h3, .kicker, .btn { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif; }
a { color: inherit; }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 .4em; font-weight: 700; letter-spacing: -0.02em; }
h1 { font-size: clamp(34px, 6vw, 62px); }
h2 { font-size: clamp(26px, 3.6vw, 38px); }
p { margin: 0 0 1em; }
.small { font-size: 14px; color: var(--muted); }

.nav { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between;
  gap: 16px; padding: 14px 24px; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav .brand { font-weight: 700; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.nav .brand img { height: 30px; width: auto; display: block; }
.nav nav { display: flex; align-items: center; gap: 22px; font-size: 15px; }
.nav nav a { text-decoration: none; color: var(--muted); }
.nav nav a:hover { color: var(--text); }
.nav .nav-cta { color: var(--accent); font-weight: 600; }

.hero { position: relative; overflow: hidden; padding: clamp(72px, 14vw, 160px) 0 clamp(56px, 10vw, 120px); }
.hero .glow { position: absolute; inset: auto auto 0 -10%; width: 70vw; height: 70vw; max-width: 780px; max-height: 780px;
  background: radial-gradient(circle, color-mix(in srgb, var(--accent) 25%, transparent), transparent 70%); pointer-events: none; }
.hero .wrap { position: relative; }
/* con foto: immagine a tutta sezione + velo del colore di sfondo, così il
   titolo resta leggibile qualunque foto carichi il cliente (gate: contrasto). */
.hero.has-photo { min-height: 78vh; display: flex; align-items: flex-end; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero.has-photo::after { content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, var(--bg) 6%, color-mix(in srgb, var(--bg) 74%, transparent) 55%, color-mix(in srgb, var(--bg) 46%, transparent)); }
.hero.has-photo .wrap { z-index: 2; padding-bottom: 8px; }
.hero.has-photo .glow { display: none; }
.kicker { text-transform: uppercase; letter-spacing: .16em; font-size: 13px; color: var(--accent); margin-bottom: 18px; }
.lead { font-size: clamp(17px, 2.2vw, 21px); color: var(--muted); max-width: 46ch; }
.btn { display: inline-block; margin-top: 12px; padding: 14px 26px; border-radius: 4px; text-decoration: none;
  background: var(--accent-btn); color: #FFFFFF; font-weight: 600; }
.btn:hover { filter: brightness(1.08); }

.pillars { padding: clamp(48px, 8vw, 96px) 0; background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 28px; }
.card { background: var(--bg); border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: 4px;
  overflow: hidden; display: flex; flex-direction: column; transition: transform .18s ease, box-shadow .18s ease; }
.card:hover { transform: translateY(-3px); box-shadow: 0 18px 40px color-mix(in srgb, var(--text) 10%, transparent); }
.card-body { padding: 26px 24px 28px; }
.card-img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block; border-bottom: 1px solid var(--line); }
.card-n { display: block; font-size: 13px; letter-spacing: .2em; color: var(--accent); margin-bottom: 10px; }
.card h3 { font-size: 20px; margin-bottom: .35em; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }

.about, .contact { padding: clamp(48px, 8vw, 96px) 0; }
.about p { max-width: 62ch; color: var(--muted); }
.about-cols { display: grid; gap: 34px; align-items: center; }
.about.has-photo .about-cols { grid-template-columns: 1.1fr .9fr; }
.about-img { width: 100%; height: auto; border-radius: 4px; border: 1px solid var(--line); display: block; }
.contact { text-align: center; }
.contact .btn { margin-top: 18px; }
.contact p { max-width: 52ch; margin-left: auto; margin-right: auto; color: var(--muted); }

.foot { border-top: 1px solid var(--line); padding: 36px 0 48px; background: var(--surface); }
.foot .legal { display: flex; gap: 18px; margin: 10px 0; font-size: 14px; }
.foot .legal a { color: var(--muted); }
.legal-page { padding: clamp(56px, 9vw, 110px) 0 64px; }
.legal-page h2 { font-size: 20px; margin-top: 32px; }
.legal-page p, .legal-page li { color: var(--muted); max-width: 70ch; }
.back { display: inline-block; margin-top: 32px; color: var(--accent); }

@media (max-width: 860px) { .grid { grid-template-columns: 1fr; } .about.has-photo .about-cols { grid-template-columns: 1fr; } .hero.has-photo { min-height: 62vh; } }
@media (max-width: 600px) { body { font-size: 16px; } .nav nav { gap: 14px; font-size: 14px; } .nav nav a:not(.nav-cta) { display: none; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }