/* airWORK apps site — aviation instrument aesthetic */
:root {
  --sky-deep: #071018;
  --sky-mid: #0f1c2e;
  --sky-horizon: #1a3a55;
  --brand: #6491c7;
  --brand-bright: #7aa8db;
  --brand-dim: #4a6f9a;
  --ink: #e8eef6;
  --ink-muted: #9aadc2;
  --ink-faint: #6b8098;
  --panel: rgba(15, 28, 46, 0.72);
  --line: rgba(100, 145, 199, 0.28);
  --emergency: #db0003;
  --ok: #48a06c;
  --warn: #dfa51f;
  --radius: 2px;
  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Figtree", "Segoe UI", sans-serif;
  --max: 1120px;
  --nav-h: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--ink);
  background: var(--sky-deep);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--brand-bright);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #a8c6ea;
}

/* —— Atmosphere —— */
.sky {
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 90% 55% at 50% 108%, rgba(100, 145, 199, 0.22), transparent 55%),
    linear-gradient(180deg, #050a10 0%, var(--sky-mid) 42%, var(--sky-horizon) 78%, #2a4a62 100%);
  pointer-events: none;
}

.sky::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
  mix-blend-mode: overlay;
}

.horizon-glow {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: 28vh;
  z-index: -1;
  background: linear-gradient(0deg, rgba(100, 145, 199, 0.12), transparent);
  pointer-events: none;
}

/* —— Layout —— */
.wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  backdrop-filter: blur(14px) saturate(1.2);
  background: rgba(7, 16, 24, 0.78);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100% - 2rem, var(--max));
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--ink);
}

.brand-link img {
  height: 1.85rem;
  width: auto;
}

.brand-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.45rem;
  letter-spacing: 0.04em;
  text-transform: none;
}

.brand-mark span {
  color: var(--brand);
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav a {
  color: var(--ink-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
  padding: 0.45rem 0.7rem;
  font: inherit;
  cursor: pointer;
}

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    display: none;
    position: absolute;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.75rem 1.25rem 1.25rem;
    background: rgba(7, 16, 24, 0.96);
    border-bottom: 1px solid var(--line);
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(100, 145, 199, 0.12);
  }
}

/* —— Hero —— */
.hero {
  position: relative;
  min-height: calc(100svh - var(--nav-h));
  display: grid;
  align-items: end;
  padding: 4rem 0 5rem;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(7, 16, 24, 0.55) 0%, rgba(7, 16, 24, 0.15) 55%, transparent 80%),
    radial-gradient(ellipse 70% 50% at 75% 35%, rgba(100, 145, 199, 0.18), transparent 60%);
  pointer-events: none;
}

.hero-plane {
  position: absolute;
  right: -2%;
  top: 14%;
  width: min(56vw, 620px);
  aspect-ratio: 16 / 9;
  height: auto;
  object-fit: cover;
  object-position: center 40%;
  border-radius: 4px;
  opacity: 0.95;
  box-shadow:
    0 0 0 1px rgba(100, 145, 199, 0.25),
    0 28px 60px rgba(0, 0, 0, 0.45);
  animation: drift 14s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes drift {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-14px, 16px, 0);
  }
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 36rem;
}

.hero-brand {
  display: block;
  height: clamp(2.4rem, 6vw, 3.4rem);
  width: auto;
  margin-bottom: 1.75rem;
  animation: rise 0.9s ease-out both;
}

.hero h1 {
  margin: 0 0 1rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 7vw, 4.4rem);
  line-height: 0.98;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  animation: rise 0.9s ease-out 0.08s both;
}

.hero p {
  margin: 0 0 1.75rem;
  color: var(--ink-muted);
  font-size: 1.12rem;
  max-width: 32rem;
  animation: rise 0.9s ease-out 0.16s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  animation: rise 0.9s ease-out 0.24s both;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.35rem;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--brand);
  color: #071018;
}

.btn-primary:hover {
  background: var(--brand-bright);
  color: #071018;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--brand);
  color: var(--ink);
}

.btn-store {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.18);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  text-transform: none;
  font-weight: 600;
  padding: 0.7rem 1.1rem;
}

.btn-store:hover {
  background: rgba(100, 145, 199, 0.18);
  border-color: var(--brand);
  color: var(--ink);
}

.btn-store[aria-disabled="true"] {
  opacity: 0.55;
  pointer-events: none;
}

/* —— Sections —— */
.section {
  padding: 5rem 0;
}

.section-head {
  margin-bottom: 2.5rem;
  max-width: 36rem;
}

.eyebrow {
  display: inline-block;
  margin: 0 0 0.65rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--brand);
}

.section-head h2,
.page-hero h1 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.section-head p,
.lede {
  margin: 0;
  color: var(--ink-muted);
}

.page-hero {
  padding: 3.5rem 0 2rem;
}

.page-hero .lede {
  max-width: 40rem;
  font-size: 1.1rem;
}

/* —— Product bands —— */
.product-band {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: 3rem;
  align-items: center;
  padding: 3.5rem 0;
  border-top: 1px solid var(--line);
}

.product-band.reverse {
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
}

.product-band.reverse .product-copy {
  order: 2;
}

.product-band.reverse .product-visual {
  order: 1;
}

@media (max-width: 860px) {
  .product-band,
  .product-band.reverse {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .product-band.reverse .product-copy,
  .product-band.reverse .product-visual {
    order: unset;
  }

  .hero-plane {
    opacity: 0.35;
    width: 78vw;
    top: 6%;
    right: -8%;
  }
}

.product-copy h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.05;
}

.product-copy .tagline {
  margin: 0 0 1rem;
  color: var(--brand-bright);
  font-weight: 600;
  font-size: 1.05rem;
}

.product-copy p {
  margin: 0 0 1.25rem;
  color: var(--ink-muted);
}

.platform-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(100, 145, 199, 0.08);
}

.store-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.5rem;
}

.product-visual {
  position: relative;
  display: grid;
  place-items: center;
}

.app-icon {
  width: min(100%, 280px);
  aspect-ratio: 1;
  border-radius: 22%;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 28px 60px rgba(0, 0, 0, 0.45);
}

.app-icon-glow {
  position: absolute;
  width: 70%;
  height: 70%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(100, 145, 199, 0.35), transparent 70%);
  filter: blur(28px);
  z-index: -1;
}

/* —— Feature strip —— */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 1rem;
}

@media (max-width: 760px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature {
  padding: 1.35rem 1.25rem;
  border-top: 2px solid var(--brand);
  background: linear-gradient(180deg, rgba(100, 145, 199, 0.08), transparent 70%);
}

.feature h4 {
  margin: 0 0 0.45rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.feature p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

/* —— Legal / prose —— */
.prose {
  max-width: 44rem;
  padding-bottom: 4rem;
}

.prose h2 {
  margin: 2.5rem 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.prose h3 {
  margin: 1.75rem 0 0.55rem;
  font-size: 1.1rem;
  font-weight: 650;
}

.prose p,
.prose li {
  color: var(--ink-muted);
}

.prose ul {
  padding-left: 1.2rem;
}

.prose strong {
  color: var(--ink);
  font-weight: 650;
}

.meta-line {
  color: var(--ink-faint);
  font-size: 0.92rem;
  margin-bottom: 2rem;
}

.lang-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.lang-tabs button {
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-muted);
  cursor: pointer;
}

.lang-tabs button[aria-selected="true"] {
  background: rgba(100, 145, 199, 0.2);
  color: var(--ink);
  border-color: var(--brand);
}

.lang-panel[hidden] {
  display: none;
}

.notice {
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--warn);
  background: rgba(223, 165, 31, 0.08);
  color: var(--ink-muted);
  margin: 1.5rem 0;
}

.notice strong {
  color: var(--ink);
}

/* —— Support form-ish blocks —— */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin: 2rem 0 3rem;
}

@media (max-width: 640px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-tile {
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: var(--panel);
}

.contact-tile h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-tile p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.95rem;
}

/* —— Footer —— */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2.5rem;
  margin-top: 2rem;
  background: rgba(5, 10, 16, 0.65);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 720px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

.site-footer h3 {
  margin: 0 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer li {
  margin-bottom: 0.45rem;
}

.site-footer a {
  color: var(--ink-muted);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--ink);
}

.footer-brand img {
  height: 1.6rem;
  margin-bottom: 0.85rem;
}

.footer-brand p {
  margin: 0;
  color: var(--ink-faint);
  font-size: 0.92rem;
  max-width: 22rem;
}

.footer-bottom {
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(100, 145, 199, 0.15);
  color: var(--ink-faint);
  font-size: 0.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
}

/* —— CTA band —— */
.cta-band {
  margin: 2rem 0 0;
  padding: 3rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}

.cta-band h2 {
  margin: 0 0 0.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.cta-band p {
  margin: 0 auto 1.5rem;
  color: var(--ink-muted);
  max-width: 32rem;
}

.cta-band .hero-actions {
  justify-content: center;
}

/* —— Reduced motion —— */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .hero-plane,
  .hero-brand,
  .hero h1,
  .hero p,
  .hero-actions {
    animation: none;
  }
}