/* AeroTrack EFB — aerotrackefb.com */

:root {
  --green:       #0AE490;
  --green-dim:   #08b674;
  --green-glow:  rgba(10, 228, 144, 0.14);

  --bg:          #070A09;
  --bg-raised:   #0D1211;
  --bg-panel:    #111716;
  --line:        #1E2725;
  --line-bright: #2C3735;

  --text:        #E8EFEC;
  --text-dim:    #96A5A0;
  --text-faint:  #63716C;

  --amber:       #FFB020;
  --red:         #FF4D4D;

  --sans:  "Space Grotesk", ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --wide:  "Michroma", var(--sans);
  --mono:  ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  --wrap:  1120px;
  --pad:   clamp(20px, 5vw, 40px);
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-wrap: anywhere;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--green); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; border-radius: 3px; }

h1, h2, h3 { line-height: 1.15; margin: 0 0 0.5em; letter-spacing: -0.02em; font-weight: 600; }
h1 { font-size: clamp(2.4rem, 6.4vw, 4.1rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.65rem, 3.4vw, 2.35rem); }
h3 { font-size: 1.12rem; letter-spacing: -0.01em; }
p  { margin: 0 0 1.1em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding-inline: var(--pad); }

/* ---------- eyebrow / labels ---------- */

.eyebrow {
  font-family: var(--wide);
  font-size: 0.63rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green);
  margin: 0 0 1.1rem;
}
.eyebrow--dim { color: var(--text-faint); }

/* ---------- header ---------- */

.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(7, 10, 9, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-head .wrap {
  display: flex; align-items: center; gap: 24px;
  height: 68px;
}
.brand { display: flex; align-items: center; gap: 11px; margin-right: auto; }
.brand:hover { text-decoration: none; }
.brand img { width: 30px; flex: none; }
.brand b {
  font-family: var(--wide);
  font-size: 0.74rem;
  letter-spacing: 0.13em;
  color: var(--text);
  font-weight: 400;
  white-space: nowrap;
}
.brand b span { color: var(--green); }

.nav { display: flex; align-items: center; gap: 26px; }
.nav a { color: var(--text-dim); font-size: 0.94rem; }
.nav a:hover { color: var(--text); text-decoration: none; }
@media (max-width: 720px) { .nav a.hide-sm { display: none; } }

/* Header content has a hard minimum width (nowrap brand + CTA). Below 460px
   even brand+CTA alone can outgrow the viewport and force mobile browsers to
   zoom out the whole page, so both shrink together rather than relying on
   one exact breakpoint fitting every phone. */
.btn-short { display: none; }
@media (max-width: 460px) {
  .site-head .wrap { gap: 12px; }
  .brand { gap: 7px; }
  .brand img { width: 22px; }
  .brand b { font-size: 0.56rem; letter-spacing: 0.05em; }
  .nav { gap: 14px; }
  .btn-full { display: none; }
  .btn-short { display: inline; }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 12px 22px;
  border-radius: 8px;
  font-size: 0.96rem; font-weight: 600;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary { background: var(--green); color: #04120C; }
.btn--primary:hover { background: #2BF0A4; }
.btn--ghost { border-color: var(--line-bright); color: var(--text); }
.btn--ghost:hover { border-color: var(--green); color: var(--green); }
.btn--sm { padding: 9px 17px; font-size: 0.89rem; }
@media (max-width: 460px) { .btn--sm { padding: 8px 13px; font-size: 0.8rem; } }

/* ---------- status pill ---------- */

.pill {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 15px 6px 12px;
  border: 1px solid var(--line-bright);
  border-radius: 999px;
  background: var(--bg-raised);
  font-size: 0.78rem;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}
.pill .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ---------- hero ---------- */

.hero { position: relative; overflow: hidden; padding: clamp(64px, 11vw, 118px) 0 clamp(56px, 9vw, 96px); }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(760px 420px at 76% 22%, rgba(10, 228, 144, 0.10), transparent 70%),
    linear-gradient(180deg, rgba(10, 228, 144, 0.045), transparent 45%);
  pointer-events: none;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 62px 62px;
  opacity: 0.32;
  mask-image: radial-gradient(closest-side at 50% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(closest-side at 50% 40%, #000 30%, transparent 100%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero-grid {
  display: grid; align-items: center; gap: clamp(36px, 6vw, 72px);
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
}
@media (max-width: 880px) { .hero-grid { grid-template-columns: 1fr; } }

.hero h1 { margin: 20px 0 0; }
.hero h1 .accent { color: var(--green); }
.lede { font-size: clamp(1.05rem, 1.9vw, 1.22rem); color: var(--text-dim); max-width: 34em; margin-top: 22px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.hero-note { font-size: 0.85rem; color: var(--text-faint); margin-top: 18px; }

.hero-art { display: flex; justify-content: center; }
.hero-art img { width: min(340px, 76%); filter: drop-shadow(0 0 60px rgba(10, 228, 144, 0.20)); }
@media (max-width: 880px) { .hero-art { order: -1; } .hero-art img { width: min(210px, 52%); } }

/* ---------- stat strip ---------- */

.stats {
  border-block: 1px solid var(--line);
  background: var(--bg-raised);
}
.stats .wrap {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; padding-block: 0;
}
@media (max-width: 760px) { .stats .wrap { grid-template-columns: repeat(2, 1fr); } }
.stat { padding: 26px 4px; }
.stat b {
  display: block;
  font-size: clamp(1.5rem, 3vw, 1.95rem);
  font-weight: 600; letter-spacing: -0.03em;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.stat span {
  display: block; margin-top: 4px;
  font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-faint);
}

/* ---------- sections ---------- */

section { padding-block: clamp(58px, 8vw, 96px); }
.section-head { max-width: 46em; margin-bottom: clamp(34px, 5vw, 52px); }
.section-head p { color: var(--text-dim); margin-bottom: 0; }

.rule { border: 0; border-top: 1px solid var(--line); margin: 0; }

/* ---------- feature cards ---------- */

.cards {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fit, minmax(288px, 1fr));
}
.card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-panel);
  padding: 26px 24px 24px;
  transition: border-color 0.18s ease, transform 0.18s ease;
}
.card:hover { border-color: var(--line-bright); transform: translateY(-2px); }
.card .ico {
  width: 34px; height: 34px; margin-bottom: 16px;
  color: var(--green);
}
.card .ico svg { width: 100%; height: 100%; display: block; }
.card p { color: var(--text-dim); font-size: 0.95rem; margin: 0; }
.card h3 { margin-bottom: 0.45em; }

/* ---------- split feature ---------- */

.split {
  display: grid; gap: clamp(30px, 5vw, 60px);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  align-items: start;
}
.panel {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-panel);
  padding: 28px;
}
.panel h3 { color: var(--green); font-family: var(--mono); font-size: 0.8rem; letter-spacing: 0.09em; text-transform: uppercase; }

.deflist { margin: 0; }
.deflist div {
  display: flex; justify-content: space-between; gap: 20px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.93rem;
}
.deflist div:last-child { border-bottom: 0; padding-bottom: 0; }
.deflist dt { color: var(--text-dim); margin: 0; }
.deflist dd { margin: 0; color: var(--text); text-align: right; font-family: var(--mono); font-size: 0.85rem; }

.ticks { list-style: none; margin: 0; padding: 0; }
.ticks li {
  position: relative; padding-left: 27px; margin-bottom: 13px;
  color: var(--text-dim); font-size: 0.96rem;
}
.ticks li::before {
  content: ""; position: absolute; left: 3px; top: 0.62em;
  width: 9px; height: 9px; border-radius: 2px;
  background: var(--green); opacity: 0.85;
}
.ticks li b { color: var(--text); font-weight: 600; }

/* ---------- notice ---------- */

.notice {
  border: 1px solid var(--line-bright);
  border-left: 3px solid var(--amber);
  border-radius: 10px;
  background: var(--bg-panel);
  padding: 24px 26px;
}
.notice h3 { color: var(--amber); margin-bottom: 0.5em; }
.notice p { color: var(--text-dim); margin-bottom: 0; font-size: 0.95rem; }
.notice p + p { margin-top: 0.9em; }

/* ---------- CTA band ---------- */

.band {
  border-block: 1px solid var(--line);
  background:
    radial-gradient(680px 300px at 50% 0%, rgba(10, 228, 144, 0.09), transparent 72%),
    var(--bg-raised);
  text-align: center;
}
.band h2 { margin-bottom: 0.4em; }
.band p { color: var(--text-dim); max-width: 38em; margin-inline: auto; }
.band .hero-cta { justify-content: center; }

/* ---------- footer ---------- */

.site-foot {
  border-top: 1px solid var(--line);
  padding-block: 52px 40px;
  font-size: 0.9rem;
  color: var(--text-faint);
}
.foot-grid {
  display: grid; gap: 34px;
  grid-template-columns: minmax(0, 1.6fr) repeat(2, minmax(0, 1fr));
  margin-bottom: 40px;
}
@media (max-width: 720px) { .foot-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); } .foot-grid > :first-child { grid-column: 1 / -1; } }
.foot-grid h4 {
  font-family: var(--wide); font-size: 0.6rem; letter-spacing: 0.19em;
  text-transform: uppercase; color: var(--text-dim);
  margin: 0 0 15px; font-weight: 400;
}
.foot-grid ul { list-style: none; margin: 0; padding: 0; }
.foot-grid li { margin-bottom: 9px; }
.foot-grid a { color: var(--text-faint); }
.foot-grid a:hover { color: var(--text); text-decoration: none; }
.foot-brand img { width: 34px; margin-bottom: 14px; }
.foot-brand p { max-width: 30em; margin: 0; line-height: 1.6; }
.foot-legal {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex; flex-wrap: wrap; gap: 8px 22px; justify-content: space-between;
  font-size: 0.83rem;
}
.foot-legal p { margin: 0; }

/* ---------- long-form legal pages ---------- */

.doc { padding-block: clamp(48px, 7vw, 80px); }
.doc .wrap { max-width: 780px; }
.doc h1 { font-size: clamp(2rem, 4.6vw, 2.9rem); margin-bottom: 12px; }
.doc .updated {
  color: var(--text-faint); font-family: var(--mono); font-size: 0.82rem;
  margin-bottom: 44px;
}
.doc h2 {
  font-size: 1.3rem; margin-top: 2.4em; padding-top: 1.5em;
  border-top: 1px solid var(--line);
}
.doc h2:first-of-type { margin-top: 0; }
.doc h3 { margin-top: 1.9em; font-size: 1.03rem; }
.doc p, .doc li { color: var(--text-dim); }
.doc li { margin-bottom: 0.55em; }
.doc ul, .doc ol { padding-left: 1.3em; }
.doc strong { color: var(--text); font-weight: 600; }
.doc table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 0.92rem; }
.doc th, .doc td { text-align: left; padding: 11px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
.doc th { color: var(--text); font-weight: 600; font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; }
.doc td { color: var(--text-dim); }
.doc .toc {
  border: 1px solid var(--line); border-radius: 10px;
  background: var(--bg-panel); padding: 22px 26px; margin-bottom: 48px;
}
.doc .toc ol { margin: 0; padding-left: 1.2em; }
.doc .toc li { margin-bottom: 0.35em; font-size: 0.93rem; }

.back {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-faint); font-size: 0.88rem; margin-bottom: 30px;
}
.back:hover { color: var(--green); text-decoration: none; }