/* ATI public marketing home page — dark green, professional. Fully self-
   contained; does not inherit modern.css. */

:root {
  --g-bg:         #0b1f18;
  --g-bg-2:       #10261e;
  --g-elev:       #17342a;
  --g-sunk:       #08170f;
  --g-border:     #2c5443;
  --g-border-2:   #3d6e58;
  --g-accent:     #35d99b;    /* headline highlight */
  --g-accent-2:   #22c55e;    /* primary CTA */
  --g-accent-dark:#0f3626;
  --g-text:       #ecf5ef;
  --g-text-dim:   #b7cec2;
  --g-text-mute:  #7d9a90;
  --g-glow:       rgba(53, 217, 155, .22);
  --g-radius:     14px;
  --g-radius-sm:  8px;
  --g-font:       -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                  "Helvetica Neue", Inter, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body.ati-home {
  font-family: var(--g-font);
  background: var(--g-bg);
  color: var(--g-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ---- Top nav ---- */
.atihome-nav {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11, 31, 24, .82);
  border-bottom: 1px solid rgba(44, 84, 67, .5);
}
.atihome-nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px;
}
.atihome-brand {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--g-text); font-weight: 700; font-size: 15px;
}
.atihome-brand-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 34px; height: 34px; border-radius: 8px;
  background: linear-gradient(135deg, var(--g-accent), var(--g-accent-2));
  color: var(--g-bg); font-weight: 900; font-size: 13px; letter-spacing: .05em;
}
.atihome-brand-name { color: var(--g-text); }
.atihome-nav-links { display: flex; align-items: center; gap: 26px; }
.atihome-nav-links a {
  color: var(--g-text-dim); text-decoration: none; font-size: 13.5px;
  font-weight: 500; transition: color .12s;
}
.atihome-nav-links a:hover { color: var(--g-text); }
.atihome-login {
  padding: 8px 18px; border-radius: 999px;
  background: var(--g-accent); color: var(--g-bg) !important; font-weight: 700 !important;
  font-size: 13px !important;
  transition: transform .12s, box-shadow .12s !important;
  box-shadow: 0 4px 20px -6px var(--g-glow);
}
.atihome-login:hover { transform: translateY(-1px); }

/* ---- Hero ---- */
.atihome-hero {
  position: relative; overflow: hidden;
  padding: 100px 24px 90px;
  background: radial-gradient(ellipse at 30% 20%, var(--g-bg-2) 0%, var(--g-bg) 55%);
}
.atihome-hero-inner {
  max-width: 940px; margin: 0 auto;
  text-align: center; position: relative; z-index: 2;
}
.atihome-eyebrow {
  color: var(--g-accent); font-size: 12.5px; font-weight: 700;
  letter-spacing: .16em; text-transform: uppercase; margin: 0 0 14px;
}
.atihome-headline {
  font-size: clamp(40px, 6.8vw, 68px);
  line-height: 1.03; font-weight: 800;
  margin: 0 0 22px;
  letter-spacing: -0.02em;
}
.atihome-accent {
  background: linear-gradient(135deg, var(--g-accent), var(--g-accent-2));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.atihome-sub {
  color: var(--g-text-dim); font-size: 17px; max-width: 640px;
  margin: 0 auto 34px; line-height: 1.62;
}
.atihome-cta-row {
  display: inline-flex; gap: 12px; flex-wrap: wrap; justify-content: center;
  margin-bottom: 60px;
}
.atihome-cta {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 999px;
  font-weight: 700; font-size: 14px; text-decoration: none;
  transition: transform .12s, box-shadow .12s, background .12s, color .12s;
  border: 1.5px solid transparent;
}
.atihome-cta-primary {
  background: linear-gradient(135deg, var(--g-accent), var(--g-accent-2));
  color: var(--g-bg);
  box-shadow: 0 10px 40px -12px var(--g-glow);
}
.atihome-cta-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 44px -10px var(--g-glow); }
.atihome-cta-ghost {
  background: transparent; color: var(--g-text);
  border-color: var(--g-border-2);
}
.atihome-cta-ghost:hover { background: var(--g-elev); border-color: var(--g-accent); }

.atihome-hero-stats {
  display: inline-flex; gap: 48px; flex-wrap: wrap; justify-content: center;
  padding: 18px 32px;
  border-top: 1px solid var(--g-border);
  border-bottom: 1px solid var(--g-border);
}
.atihome-hero-stats > div {
  display: flex; flex-direction: column; align-items: center;
  color: var(--g-text-mute); font-size: 12px;
  text-transform: uppercase; letter-spacing: .08em;
}
.atihome-hero-stats strong {
  color: var(--g-accent); font-size: 34px; font-weight: 800;
  letter-spacing: -0.02em; margin-bottom: 2px;
  font-variant-numeric: tabular-nums;
}

/* Ambient glow behind the hero */
.atihome-hero-glow {
  position: absolute; z-index: 1;
  top: -100px; left: 50%; transform: translateX(-50%);
  width: 780px; height: 780px;
  background: radial-gradient(circle, var(--g-glow) 0%, transparent 60%);
  pointer-events: none;
}

/* ---- Sections ---- */
.atihome-section { padding: 90px 24px; }
.atihome-section-alt { background: var(--g-bg-2); border-top: 1px solid var(--g-border); border-bottom: 1px solid var(--g-border); }
.atihome-section-inner { max-width: 1200px; margin: 0 auto; }
.atihome-section-inner > h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  font-weight: 800; letter-spacing: -0.02em;
  margin: 0 0 40px; line-height: 1.15;
}
.atihome-section-inner > p.atihome-eyebrow { text-align: left; }

/* ---- Services grid ---- */
.atihome-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
}
.atihome-service {
  background: var(--g-elev);
  border: 1px solid var(--g-border);
  border-radius: var(--g-radius);
  padding: 26px 24px;
  transition: transform .18s, border-color .18s, box-shadow .18s;
}
.atihome-service:hover {
  transform: translateY(-4px);
  border-color: var(--g-accent);
  box-shadow: 0 20px 50px -20px var(--g-glow);
}
.atihome-service-icon {
  width: 54px; height: 54px; border-radius: 14px;
  background: var(--g-accent-dark);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 28px;                                    /* emoji size */
  line-height: 1;
  margin-bottom: 16px;
  transition: background .18s, transform .18s;
  /* Colour emoji get rendered by the platform — no filter, keep native. */
}
.atihome-service:hover .atihome-service-icon {
  background: var(--g-accent);
  transform: rotate(-3deg) scale(1.05);
}
.atihome-service h3 { margin: 0 0 8px; font-size: 17px; font-weight: 700; color: var(--g-text); }
.atihome-service p { margin: 0; color: var(--g-text-dim); font-size: 14px; }

/* ---- Sectors ---- */
.atihome-sectors {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}
.atihome-sector {
  background: var(--g-elev);
  border: 1px solid var(--g-border);
  border-left: 3px solid var(--g-accent);
  border-radius: var(--g-radius);
  padding: 28px;
}
.atihome-sector h3 {
  margin: 0 0 12px; font-size: 19px; font-weight: 700; color: var(--g-text);
}
.atihome-sector p { margin: 0; color: var(--g-text-dim); font-size: 14.5px; }

/* ---- Steps ---- */
.atihome-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px;
}
.atihome-step { padding: 12px 4px; }
.atihome-step-n {
  color: var(--g-accent);
  font-size: 42px; font-weight: 800; letter-spacing: -0.02em;
  display: block; margin-bottom: 10px; opacity: .85;
  font-variant-numeric: tabular-nums;
}
.atihome-step h3 { margin: 0 0 6px; font-size: 18px; color: var(--g-text); }
.atihome-step p { margin: 0; color: var(--g-text-dim); font-size: 14.5px; }

/* ---- Contact section ---- */
.atihome-contact {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: center;
}
.atihome-contact-copy { color: var(--g-text-dim); font-size: 15px; margin: 0 0 20px; }
.atihome-contact-info { display: flex; flex-direction: column; gap: 10px; }
.atihome-contact-info a {
  color: var(--g-accent); font-weight: 700; font-size: 20px;
  text-decoration: none; letter-spacing: -0.01em;
}
.atihome-contact-info a:hover { text-decoration: underline; }
.atihome-contact-card {
  background: var(--g-elev);
  border: 1px solid var(--g-accent);
  border-radius: var(--g-radius);
  padding: 32px;
  text-align: center;
}
.atihome-contact-card h3 { margin: 0 0 8px; font-size: 20px; color: var(--g-text); }
.atihome-contact-card p { color: var(--g-text-dim); margin: 0 0 20px; font-size: 14px; }

/* ---- Footer ---- */
.atihome-footer {
  background: var(--g-sunk);
  border-top: 1px solid var(--g-border);
  padding: 44px 24px 30px;
}
.atihome-footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.6fr;
  gap: 40px;
  align-items: start;
}
.atihome-footer .atihome-brand { margin-bottom: 10px; }
.atihome-footer-addr { color: var(--g-text-mute); font-size: 12.5px; margin: 0; line-height: 1.7; }
.atihome-footer-links { display: flex; flex-direction: column; gap: 8px; }
.atihome-footer-links a { color: var(--g-text-dim); text-decoration: none; font-size: 13px; }
.atihome-footer-links a:hover { color: var(--g-accent); }
.atihome-footer-fcra { color: var(--g-text-mute); font-size: 11px; line-height: 1.6; }
.atihome-footer-fcra small { display: block; }

/* ---- Responsive ---- */
@media (max-width: 800px) {
  .atihome-nav-links a:not(.atihome-login) { display: none; }
  .atihome-hero { padding: 60px 20px 60px; }
  .atihome-section { padding: 60px 20px; }
  .atihome-hero-stats { gap: 26px; padding: 14px 20px; }
  .atihome-hero-stats strong { font-size: 24px; }
  .atihome-contact { grid-template-columns: 1fr; }
  .atihome-footer-inner { grid-template-columns: 1fr; gap: 26px; }
}