:root {
  color-scheme: light;
  --paper: #fbfaf7;
  --canvas: #ffffff;
  --surface: #f4f5f4;
  --surface-cool: #f3f7f8;
  --ink: #07142d;
  --muted: #526075;
  --muted-light: #778293;
  --line: #d8dee2;
  --line-strong: #b7c0c9;
  --teal: #0089a1;
  --teal-dark: #006f84;
  --teal-soft: #e2f5f7;
  --success: #238636;
  --success-soft: #e8f5ea;
  --warning: #a85e00;
  --warning-soft: #fff1c2;
  --roll: #2676db;
  --pitch: #239a47;
  --yaw: #7848c8;
  --navy: #07142d;
  --navy-soft: #0d1d38;
  --shadow: 0 30px 80px rgba(7, 20, 45, 0.14);
  --shadow-soft: 0 18px 48px rgba(7, 20, 45, 0.08);
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-family: var(--font);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--paper);
  color: var(--ink);
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  padding-top: 76px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 52% 8%, rgba(0, 137, 161, 0.035), transparent 24rem),
    var(--paper);
}

body.nav-open {
  overflow: hidden;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

svg {
  display: block;
}

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

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

::selection {
  color: var(--ink);
  background: #bfeaf0;
}

:focus-visible {
  outline: 3px solid rgba(0, 137, 161, 0.38);
  outline-offset: 4px;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 12px 16px;
  color: #fff;
  background: var(--navy);
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 100;
  height: 76px;
  border-bottom: 1px solid rgba(183, 192, 201, 0.66);
  background: rgba(251, 250, 247, 0.94);
  backdrop-filter: blur(18px);
  transition: box-shadow 180ms ease, background 180ms ease;
}

.site-header.is-scrolled {
  background: rgba(251, 250, 247, 0.985);
  box-shadow: 0 8px 28px rgba(7, 20, 45, 0.06);
}

.header-inner {
  width: min(1440px, calc(100% - 80px));
  height: 100%;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 36px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  width: fit-content;
  color: var(--ink);
  font-size: 28px;
  font-weight: 780;
  letter-spacing: -0.035em;
  text-decoration: none;
}

.brand svg {
  width: 42px;
  height: 42px;
  color: var(--teal);
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 46px;
}

.desktop-nav a {
  position: relative;
  padding: 27px 0 25px;
  font-size: 15px;
  font-weight: 590;
  text-decoration: none;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 20px;
  left: 0;
  height: 1px;
  background: var(--teal);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 160ms ease;
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.button {
  min-height: 52px;
  border: 1px solid transparent;
  padding: 0 23px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 14px;
  font-weight: 720;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

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

.button:active {
  transform: translateY(0);
}

.button svg {
  width: 18px;
  height: 18px;
}

.button--small {
  min-height: 40px;
  padding: 0 20px;
}

.button--primary {
  color: #fff;
  background: var(--teal);
  border-color: var(--teal);
  box-shadow: 0 10px 24px rgba(0, 137, 161, 0.13);
}

.button--primary:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  box-shadow: 0 12px 28px rgba(0, 137, 161, 0.2);
}

.button--secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.62);
  border-color: #9da9b7;
}

.button--secondary:hover {
  background: #fff;
  border-color: var(--ink);
}

.mobile-menu-button,
.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(251, 250, 247, 0.97), rgba(251, 250, 247, 0.7) 42%, rgba(255, 255, 255, 0.88)),
    var(--paper);
}

.hero-inner {
  position: relative;
  width: min(1440px, calc(100% - 80px));
  min-height: 555px;
  margin: 0 auto;
}

.hero-copy {
  position: relative;
  z-index: 5;
  width: min(640px, 44vw);
  padding: 80px 0 64px;
}

.hero-ai-kicker {
  width: fit-content;
  margin-bottom: 19px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 760;
  letter-spacing: 0.11em;
  line-height: 1;
  text-transform: uppercase;
}

.hero-ai-kicker span {
  min-width: 31px;
  min-height: 27px;
  padding: 0 7px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--teal);
  letter-spacing: 0.04em;
}

.hero-ai-kicker small {
  padding-left: 10px;
  border-left: 1px solid #9fcbd2;
  color: var(--muted);
  font-size: inherit;
  font-weight: 680;
}

.hero-copy h1 {
  margin-bottom: 26px;
  font-size: clamp(56px, 4.2vw, 65px);
  line-height: 0.99;
  letter-spacing: -0.055em;
  font-weight: 760;
  text-wrap: balance;
}

.hero-copy > p {
  position: relative;
  z-index: 0;
  width: min(500px, 100%);
  margin-bottom: 34px;
  color: #27364d;
  font-size: 18px;
  line-height: 1.55;
}

.hero-copy > p::before {
  position: absolute;
  z-index: -1;
  inset: -10px -72px -10px -14px;
  background: linear-gradient(
    90deg,
    rgba(251, 250, 247, 0.99) 0%,
    rgba(251, 250, 247, 0.99) 72%,
    rgba(251, 250, 247, 0.9) 84%,
    rgba(251, 250, 247, 0) 100%
  );
  content: "";
  pointer-events: none;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
}

.aircraft-blueprint {
  position: absolute;
  z-index: 2;
  top: 8px;
  left: calc(29% + 18px);
  width: 360px;
  opacity: 0.72;
  pointer-events: none;
}

.aircraft-blueprint img {
  display: block;
  width: 100%;
  height: auto;
  filter: saturate(0.82) contrast(0.94);
}

.app-window {
  position: absolute;
  z-index: 3;
  top: 38px;
  right: -40px;
  width: min(720px, 53vw);
  height: 520px;
  margin: 0;
  overflow: hidden;
  border: 1px solid #bdc7d1;
  border-bottom: 0;
  border-radius: 16px 0 0 0;
  background: #fff;
  box-shadow: var(--shadow);
}

.app-window__topbar {
  min-height: 48px;
  border-bottom: 1px solid #dce1e6;
  display: grid;
  grid-template-columns: 1.1fr 1.4fr 0.9fr 1.35fr;
  align-items: center;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.98);
  font-size: 9px;
}

.app-window__topbar > span {
  height: 24px;
  padding: 0 11px;
  display: flex;
  align-items: center;
  gap: 6px;
  border-right: 1px solid #e2e6ea;
  white-space: nowrap;
}

.app-window__topbar > span:last-child {
  border-right: 0;
}

.app-mini-brand {
  font-size: 11px;
  font-weight: 760;
}

.app-mini-brand svg,
.app-mini-aircraft svg {
  width: 18px;
  height: 18px;
  color: var(--teal);
}

.app-mini-local i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
}

.app-mini-connected {
  color: var(--teal-dark);
}

.app-window__body {
  height: calc(100% - 48px);
  display: grid;
  grid-template-columns: 120px 1fr;
}

.app-rail {
  position: relative;
  margin: 0;
  padding: 12px 9px;
  list-style: none;
  border-right: 1px solid #dce1e6;
  background: #fbfcfd;
}

.app-rail::before {
  content: "";
  position: absolute;
  top: 27px;
  bottom: 49px;
  left: 22px;
  width: 1px;
  background: #bdc6cf;
}

.app-rail li {
  position: relative;
  min-height: 52px;
  display: grid;
  grid-template-columns: 26px 1fr;
  align-items: center;
  gap: 8px;
  color: #607086;
  font-size: 8px;
}

.app-rail li > i {
  z-index: 1;
  width: 18px;
  height: 18px;
  border: 1px solid #9aa7b5;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #fff;
  font-style: normal;
  font-size: 7px;
}

.app-rail li > span {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-weight: 680;
}

.app-rail small {
  color: #788697;
  font-size: 7px;
  font-weight: 520;
}

.app-rail .is-complete {
  color: var(--ink);
}

.app-rail .is-complete > i {
  color: #fff;
  border-color: var(--success);
  background: var(--success);
}

.app-rail .is-active {
  color: var(--teal-dark);
}

.app-rail .is-active::before {
  content: "";
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: -9px;
  width: 3px;
  background: var(--teal);
}

.app-rail .is-active > i {
  color: #fff;
  border-color: var(--teal);
  background: var(--teal);
}

.app-rail .is-active small {
  color: var(--teal-dark);
}

.app-surface {
  min-width: 0;
  padding: 14px 16px 22px;
  background: #fff;
}

.app-proposal-heading {
  display: grid;
  grid-template-columns: 36px 1fr;
  gap: 11px;
  margin-bottom: 13px;
}

.app-shield {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  color: var(--teal);
}

.app-shield svg {
  width: 30px;
  height: 30px;
}

.app-proposal-heading h2 {
  margin-bottom: 4px;
  font-size: 17px;
  line-height: 1.1;
  letter-spacing: -0.025em;
}

.app-proposal-heading p {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 7.5px;
  line-height: 1.35;
}

.app-proposal-heading div > div {
  display: flex;
  gap: 6px;
}

.app-proposal-heading div > div span {
  padding: 6px 8px;
  border: 1px solid #aeb9c4;
  color: var(--ink);
  font-size: 6.5px;
  font-weight: 700;
}

.app-proposal-heading div > div span:first-child {
  color: #fff;
  border-color: var(--teal);
  background: var(--teal);
}

.app-chart-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 145px;
  gap: 12px;
  align-items: start;
}

.app-chart__title,
.app-evidence > strong,
.app-comparison > strong {
  display: block;
  margin-bottom: 5px;
  font-size: 8px;
  font-weight: 720;
}

.app-chart svg {
  width: 100%;
  height: 172px;
}

.chart-grid {
  fill: none;
  stroke: #ced5dc;
  stroke-width: 0.7;
}

.chart-roll,
.chart-pitch,
.chart-yaw {
  fill: none;
  stroke-width: 1.7;
}

.chart-roll { stroke: var(--roll); }
.chart-pitch { stroke: var(--pitch); }
.chart-yaw { stroke: var(--yaw); }

.chart-labels,
.chart-legend {
  fill: #526075;
  font-size: 8px;
}

.chart-legend path {
  stroke-width: 2;
}

.app-evidence {
  border: 1px solid #d4dae0;
}

.app-evidence > strong {
  margin: 0;
  padding: 7px 8px;
  border-bottom: 1px solid #d4dae0;
}

.app-evidence > span {
  min-height: 34px;
  padding: 6px 8px;
  border-bottom: 1px solid #e1e5e8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--ink);
  font-size: 7px;
}

.app-evidence > span:last-child {
  border-bottom: 0;
}

.app-evidence i {
  color: var(--success);
  font-style: normal;
}

.app-evidence .is-caution {
  color: var(--warning);
}

.app-comparison {
  margin-top: 8px;
}

.app-table {
  border-top: 1px solid #d4dae0;
  border-left: 1px solid #d4dae0;
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 0.75fr);
}

.app-table > * {
  min-height: 23px;
  padding: 5px 6px;
  border-right: 1px solid #d4dae0;
  border-bottom: 1px solid #d4dae0;
  font-size: 6.5px;
}

.app-table > span {
  color: var(--muted);
  background: #f7f8f9;
}

.app-table > b {
  font-weight: 590;
}

.app-table .is-up {
  color: var(--success);
}

.workflow-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.48);
}

.workflow-strip article {
  min-height: 156px;
  padding: 31px clamp(24px, 3vw, 52px);
  border-right: 1px solid var(--line);
  display: grid;
  grid-template-columns: auto auto 1fr;
  align-items: start;
  gap: 15px;
}

.workflow-strip article:last-child {
  border-right: 0;
}

.workflow-strip > article > svg {
  width: 37px;
  height: 37px;
  color: var(--ink);
}

.step-number {
  color: var(--teal-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 29px;
  line-height: 1.1;
  letter-spacing: -0.08em;
}

.workflow-strip h2 {
  margin: 3px 0 8px;
  font-size: 18px;
  letter-spacing: -0.02em;
}

.workflow-strip p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.principles {
  display: grid;
  grid-template-columns: 1fr 0.78fr 1.1fr;
  border-bottom: 1px solid var(--line);
  background: rgba(251, 250, 247, 0.76);
}

.principles > article {
  min-height: 205px;
  padding: 40px clamp(34px, 4vw, 64px);
  border-right: 1px solid var(--line);
}

.principles > article:last-child {
  border-right: 0;
}

.principles h2 {
  max-width: 470px;
  margin-bottom: 11px;
  font-size: 25px;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.principles p {
  max-width: 500px;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.principles article > span {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #26354b;
  font-size: 12px;
}

.principles article > span svg {
  width: 18px;
  height: 18px;
}

.principle-heading {
  display: grid;
  grid-template-columns: 47px 1fr;
  gap: 17px;
  align-items: start;
}

.principle-heading > svg {
  width: 45px;
  height: 45px;
}

.principles-faq h2 {
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.principles-faq a {
  min-height: 34px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  text-decoration: none;
}

.principles-faq a svg {
  width: 16px;
  height: 16px;
}

.principles-faq a:last-child {
  width: fit-content;
  margin-top: 11px;
  border-bottom: 0;
  color: var(--teal-dark);
  font-weight: 680;
}

.section {
  width: min(1320px, calc(100% - 96px));
  margin: 0 auto;
  padding: 126px 0;
}

.section-heading {
  max-width: 920px;
  margin-bottom: 58px;
}

.section-heading--split {
  max-width: none;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.65fr);
  align-items: end;
  gap: 80px;
}

.section-heading h2,
.process-intro h2,
.faq-intro h2 {
  margin-bottom: 0;
  font-size: clamp(43px, 5.2vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.052em;
  font-weight: 750;
  text-wrap: balance;
}

.section-heading > p,
.section-heading--split > p,
.process-intro > p,
.faq-intro > p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.section-heading:not(.section-heading--split) > p {
  max-width: 720px;
  margin-top: 22px;
}

.eyebrow {
  display: block;
  margin-bottom: 21px;
  color: var(--teal-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
  font-weight: 720;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.history-section {
  padding-bottom: 142px;
}

.history-workspace {
  min-height: 610px;
  border: 1px solid var(--line-strong);
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  background: var(--canvas);
  box-shadow: var(--shadow-soft);
}

.aircraft-list {
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  background: #f8f9f8;
}

.aircraft-list > header {
  min-height: 66px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  font-weight: 730;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.aircraft-list > header .mock-add {
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  background: #fff;
  font-size: 20px;
}

.aircraft-list article {
  position: relative;
  min-height: 94px;
  padding: 17px 16px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 12px;
  align-items: center;
}

.aircraft-list article.is-selected {
  background: #fff;
}

.aircraft-list article.is-selected::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  background: var(--teal);
}

.mini-quad {
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  background: #fff;
}

.mini-quad svg {
  width: 25px;
  height: 25px;
}

.aircraft-list article > div:nth-child(2) {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.aircraft-list strong {
  font-size: 14px;
}

.aircraft-list small {
  overflow: hidden;
  color: var(--muted);
  font-size: 11px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.aircraft-list article > i {
  grid-column: 2;
  margin-top: -9px;
  color: var(--teal-dark);
  font-size: 10px;
  font-style: normal;
}

.aircraft-list > footer {
  margin-top: auto;
  min-height: 54px;
  padding: 0 20px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--muted);
  font-size: 11px;
}

.aircraft-list > footer svg {
  width: 16px;
  height: 16px;
}

.history-main {
  min-width: 0;
  padding: 34px 38px 38px;
}

.history-main__header {
  margin-bottom: 29px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.history-main__header div {
  display: flex;
  align-items: baseline;
  gap: 14px;
}

.history-main__header span,
.previous-values header span,
.session-history header span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 680;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.history-main__header h3 {
  margin: 0;
  font-size: 28px;
  letter-spacing: -0.035em;
}

.local-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 10px;
  border: 1px solid #b8d7c0;
  color: #176c27 !important;
  background: var(--success-soft);
  font-size: 10px !important;
}

.local-chip i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
}

.aircraft-specs {
  margin: 0 0 32px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.aircraft-specs div {
  min-height: 84px;
  padding: 17px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.aircraft-specs dt {
  margin-bottom: 9px;
  color: var(--muted);
  font-size: 11px;
}

.aircraft-specs dd {
  margin: 0;
  font-size: 14px;
  font-weight: 680;
}

.history-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(300px, 0.8fr);
  gap: 26px;
}

.previous-values,
.session-history {
  min-width: 0;
  border: 1px solid var(--line);
}

.previous-values header,
.session-history header {
  min-height: 69px;
  padding: 14px 17px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.previous-values header div,
.session-history header div {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.previous-values h4,
.session-history h4 {
  margin: 0;
  font-size: 17px;
}

.previous-values header a,
.session-history header a {
  color: var(--teal-dark);
  font-size: 11px;
  font-weight: 680;
  text-decoration: none;
}

.value-table {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 0.75fr);
}

.value-table > * {
  min-height: 38px;
  padding: 11px 12px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 11px;
}

.value-table > :nth-child(4n) {
  border-right: 0;
}

.value-table > span {
  color: var(--muted);
  background: #f6f7f7;
}

.value-table > b {
  font-weight: 590;
}

.previous-values > p {
  margin: 13px 16px 15px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.5;
}

.session-history ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

.session-history li {
  min-height: 72px;
  padding: 12px 15px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 12px 1fr auto;
  align-items: center;
  gap: 10px;
}

.session-history li:last-child {
  border-bottom: 0;
}

.session-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #aab3bd;
}

.session-dot.is-good {
  background: var(--success);
  box-shadow: 0 0 0 4px var(--success-soft);
}

.session-history li div {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.session-history li strong {
  font-size: 12px;
}

.session-history li small {
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.session-history li > span {
  color: var(--teal-dark);
  font-size: 10px;
  font-weight: 680;
}

/* Aircraft dashboard preview — mirrors the app dashboard without reusing app code. */
.dashboard-preview {
  padding: 34px;
  border: 1px solid var(--line-strong);
  background: #fff;
  box-shadow: var(--shadow-soft);
}

.dashboard-preview__intro {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 34px;
}

.dashboard-preview__intro > div:first-child {
  max-width: 650px;
}

.dashboard-preview__intro > div:first-child > span {
  color: var(--teal-dark);
  font-size: 10px;
  font-weight: 740;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.dashboard-preview__intro h3 {
  margin: 5px 0 7px;
  font-size: 34px;
  letter-spacing: -0.045em;
}

.dashboard-preview__intro p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.dashboard-preview__actions {
  flex: 0 0 auto;
  display: flex;
  gap: 10px;
}

.dashboard-preview__button {
  min-height: 44px;
  padding: 0 15px;
  border: 1px solid var(--line-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--ink);
  background: #fff;
  font-size: 12px;
  font-weight: 720;
  text-decoration: none;
}

.dashboard-preview__button svg {
  width: 17px;
  height: 17px;
}

.dashboard-preview__button > span {
  font-size: 20px;
  font-weight: 420;
  line-height: 1;
}

.dashboard-preview__button.is-primary {
  border-color: var(--teal);
  color: #fff;
  background: var(--teal);
}

.dashboard-summary {
  margin: 29px 0 35px;
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.dashboard-summary > div {
  min-height: 92px;
  padding: 17px 20px;
  border-right: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
}

.dashboard-summary > div:last-child {
  border-right: 0;
}

.dashboard-summary svg {
  width: 28px;
  height: 28px;
  color: var(--teal-dark);
}

.dashboard-summary span {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dashboard-summary small,
.dashboard-aircraft-card dt,
.dashboard-aircraft-card__setup small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.dashboard-summary strong {
  font-size: 26px;
  line-height: 1;
}

.dashboard-preview__toolbar {
  margin-bottom: 18px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
}

.dashboard-preview__toolbar h4 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.025em;
}

.dashboard-preview__toolbar > div:first-child > span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.dashboard-preview__search {
  width: min(410px, 48%);
  min-height: 44px;
  padding: 0 13px;
  border: 1px solid var(--line-strong);
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  background: #fff;
  font-size: 12px;
}

.dashboard-preview__search svg {
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.dashboard-aircraft-card {
  border: 1px solid var(--line-strong);
  background: #fff;
  box-shadow: 0 8px 22px rgba(7, 20, 45, 0.045);
}

.dashboard-aircraft-card__header {
  min-height: 88px;
  padding: 16px 19px;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  background: linear-gradient(135deg, #f2fafb 0%, #fff 64%);
}

.dashboard-aircraft-card__icon {
  width: 48px;
  height: 48px;
  border: 1px solid #9bcdd3;
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  background: #eaf7f8;
}

.dashboard-aircraft-card__icon svg {
  width: 27px;
  height: 27px;
}

.dashboard-aircraft-card__identity {
  min-width: 0;
}

.dashboard-aircraft-card__identity > div {
  display: flex;
  align-items: center;
  gap: 9px;
}

.dashboard-aircraft-card__identity h5 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.03em;
}

.dashboard-aircraft-card__identity > div > span {
  color: var(--muted);
  font-size: 15px;
}

.dashboard-aircraft-card__identity p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 11px;
}

.dashboard-aircraft-card__status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #176c27;
  font-size: 11px;
  font-weight: 720;
}

.dashboard-aircraft-card__status svg {
  width: 17px;
  height: 17px;
}

.dashboard-aircraft-card__status.is-progress {
  padding: 5px 8px;
  border: 1px solid #d7c792;
  color: #785d08;
  background: #fff9e8;
}

.dashboard-aircraft-card__overview {
  margin: 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1.55fr repeat(3, 0.75fr);
}

.dashboard-aircraft-card__overview > div {
  min-width: 0;
  min-height: 70px;
  padding: 14px 17px;
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.dashboard-aircraft-card__overview > div:last-child {
  border-right: 0;
}

.dashboard-aircraft-card dd {
  margin: 0;
  overflow: hidden;
  font-size: 13px;
  font-weight: 690;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-aircraft-card__setup {
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.dashboard-aircraft-card__setup > span {
  min-width: 0;
  min-height: 76px;
  padding: 13px 17px;
  border-right: 1px solid var(--line);
  display: grid;
  grid-template-columns: 25px minmax(0, 1fr);
  align-content: center;
  column-gap: 10px;
}

.dashboard-aircraft-card__setup > span:last-child {
  border-right: 0;
}

.dashboard-aircraft-card__setup svg {
  width: 21px;
  height: 21px;
  grid-row: 1 / 3;
  align-self: center;
  color: var(--teal-dark);
}

.dashboard-aircraft-card__setup strong {
  margin-top: 4px;
  overflow: hidden;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-aircraft-card__details > summary {
  min-height: 54px;
  padding: 0 18px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto 20px;
  align-items: center;
  gap: 13px;
  cursor: pointer;
  list-style: none;
  color: var(--ink);
  font-size: 12px;
  font-weight: 690;
}

.dashboard-aircraft-card__details > summary::-webkit-details-marker {
  display: none;
}

.dashboard-aircraft-card__details > summary small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 560;
}

.dashboard-aircraft-card__details > summary svg {
  width: 17px;
  height: 17px;
  transform: rotate(90deg);
  transition: transform 160ms ease;
}

.dashboard-aircraft-card__details[open] > summary {
  border-bottom: 1px solid var(--line);
}

.dashboard-aircraft-card__details[open] > summary svg {
  transform: rotate(-90deg);
}

.dashboard-aircraft-card__details-body {
  padding: 17px 18px 19px;
  background: #fbfcfd;
}

.dashboard-aircraft-card__details-body > dl {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.dashboard-aircraft-card__details-body > dl > div {
  min-width: 0;
  padding: 0 13px;
  border-right: 1px solid var(--line);
}

.dashboard-aircraft-card__details-body > dl > div:first-child {
  padding-left: 0;
}

.dashboard-aircraft-card__details-body > dl > div:last-child {
  padding-right: 0;
  border-right: 0;
}

.dashboard-aircraft-card__details-body dd {
  margin-top: 6px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 11px;
}

.dashboard-session-preview {
  margin-top: 18px;
  border-top: 1px solid var(--line);
}

.dashboard-session-preview > header {
  min-height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.dashboard-session-preview > header strong {
  font-size: 13px;
}

.dashboard-session-preview > header span {
  color: var(--muted);
  font-size: 10px;
}

.dashboard-session-preview > div {
  min-height: 58px;
  padding: 8px 0;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  align-items: center;
  gap: 11px;
}

.dashboard-session-preview > div > svg {
  width: 28px;
  height: 28px;
  padding: 5px;
  border: 1px solid var(--line);
  color: var(--teal-dark);
}

.dashboard-session-preview > div > span {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.dashboard-session-preview > div strong {
  font-size: 11px;
}

.dashboard-session-preview > div small {
  overflow: hidden;
  color: var(--muted);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-session-preview > div > b {
  color: var(--teal-dark);
  font-size: 10px;
}

.dashboard-aircraft-card__footer {
  min-height: 65px;
  padding: 10px 18px;
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  background: #fbfcfd;
}

.dashboard-aircraft-card__footer > span {
  max-width: 650px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1.45;
}

.dashboard-aircraft-card__footer > span svg {
  flex: 0 0 auto;
  width: 17px;
  height: 17px;
  color: var(--teal-dark);
}

.dashboard-aircraft-card__footer > a {
  min-height: 37px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #fff;
  background: var(--teal);
  font-size: 10px;
  font-weight: 710;
  text-decoration: none;
  white-space: nowrap;
}

.dashboard-aircraft-card__footer > a svg {
  width: 14px;
  height: 14px;
}

.dashboard-aircraft-card--compact {
  margin-top: 16px;
}

.dashboard-aircraft-card--compact .dashboard-aircraft-card__header {
  min-height: 76px;
  border-bottom: 0;
}

.dashboard-preview__privacy {
  min-height: 64px;
  margin-top: 18px;
  padding: 11px 15px;
  border: 1px solid var(--line);
  display: grid;
  grid-template-columns: 25px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  background: #f8f9f9;
}

.dashboard-preview__privacy > svg {
  width: 22px;
  height: 22px;
  color: var(--teal-dark);
}

.dashboard-preview__privacy > span {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.dashboard-preview__privacy strong {
  font-size: 11px;
}

.dashboard-preview__privacy small {
  color: var(--muted);
  font-size: 10px;
  line-height: 1.4;
}

.feature-grid {
  margin-top: 38px;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.feature-grid article {
  position: relative;
  min-height: 305px;
  padding: 38px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.42);
}

.feature-grid article > svg {
  width: 42px;
  height: 42px;
  margin-bottom: 62px;
  color: var(--teal-dark);
}

.feature-grid article > span {
  position: absolute;
  top: 38px;
  right: 38px;
  color: #8b96a3;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.feature-grid h3 {
  margin-bottom: 13px;
  font-size: 25px;
  letter-spacing: -0.035em;
}

.feature-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

.process-section {
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 100px;
}

.process-intro {
  position: sticky;
  top: 115px;
  align-self: start;
}

.process-intro h2 {
  margin-bottom: 25px;
  font-size: clamp(44px, 4.5vw, 66px);
}

.process-intro > p {
  margin-bottom: 26px;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--teal-dark);
  font-size: 14px;
  font-weight: 720;
  text-decoration: none;
}

.text-link svg {
  width: 18px;
  height: 18px;
}

.process-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.process-list li {
  min-height: 218px;
  padding: 36px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 54px 1fr auto;
  align-items: start;
  gap: 26px;
}

.process-list li > span {
  color: var(--teal-dark);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 22px;
}

.process-list h3 {
  margin-bottom: 13px;
  font-size: 27px;
  line-height: 1.15;
  letter-spacing: -0.035em;
}

.process-list p {
  max-width: 630px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.process-list small {
  padding: 7px 9px;
  border: 1px solid var(--line);
  color: #344258;
  background: rgba(255, 255, 255, 0.6);
  font-size: 10px;
  font-weight: 680;
  white-space: nowrap;
}

.evidence-section {
  border-top: 1px solid var(--line);
}

.source-grid {
  border-top: 1px solid var(--line-strong);
  border-left: 1px solid var(--line-strong);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.source-grid article {
  position: relative;
  min-height: 430px;
  padding: 42px;
  border-right: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.52);
}

.source-index {
  position: absolute;
  top: 35px;
  right: 35px;
  color: #a0aab5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 28px;
}

.source-icon {
  width: 72px;
  height: 72px;
  margin-bottom: 62px;
  border: 1px solid #9bc4cc;
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  background: var(--teal-soft);
}

.source-icon svg {
  width: 31px;
  height: 31px;
}

.source-grid h3 {
  margin-bottom: 13px;
  font-size: 30px;
  letter-spacing: -0.04em;
}

.source-grid p {
  min-height: 76px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.65;
}

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

.source-grid dl div {
  min-height: 43px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 11px;
}

.source-grid dt {
  color: var(--muted);
}

.source-grid dd {
  margin: 0;
  font-weight: 680;
}

.safety-section {
  color: #fff;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    var(--navy);
  background-size: 42px 42px;
}

.safety-inner {
  width: min(1320px, calc(100% - 96px));
  margin: 0 auto;
  padding: 126px 0;
}

.safety-statement {
  max-width: 980px;
  margin-bottom: 88px;
}

.safety-statement .eyebrow {
  color: #5cd0e0;
}

.safety-statement h2 {
  margin-bottom: 26px;
  font-size: clamp(53px, 6.1vw, 88px);
  line-height: 0.98;
  letter-spacing: -0.055em;
  font-weight: 740;
}

.safety-statement p {
  max-width: 710px;
  margin: 0;
  color: #bdc8d7;
  font-size: 18px;
  line-height: 1.7;
}

.safety-rules {
  border-top: 1px solid #31405a;
  border-left: 1px solid #31405a;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.safety-rules article {
  min-height: 275px;
  padding: 30px;
  border-right: 1px solid #31405a;
  border-bottom: 1px solid #31405a;
  background: rgba(13, 29, 56, 0.5);
}

.safety-rules article > span {
  display: block;
  margin-bottom: 63px;
  color: #5cd0e0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 13px;
}

.safety-rules h3 {
  margin-bottom: 13px;
  font-size: 20px;
  line-height: 1.18;
  letter-spacing: -0.025em;
}

.safety-rules p {
  margin: 0;
  color: #aebacd;
  font-size: 13px;
  line-height: 1.65;
}

.safety-callout {
  min-height: 96px;
  margin-top: 34px;
  padding: 20px 25px;
  border: 1px solid #426277;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  background: rgba(0, 137, 161, 0.1);
}

.safety-callout > svg {
  width: 42px;
  height: 42px;
  color: #5cd0e0;
}

.safety-callout > div {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.safety-callout strong {
  font-size: 18px;
}

.safety-callout span {
  color: #afbdcd;
  font-size: 13px;
}

.safety-callout a {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #63d4e3;
  font-size: 13px;
  font-weight: 710;
  text-decoration: none;
}

.safety-callout a svg {
  width: 17px;
  height: 17px;
}

.access-section {
  border-bottom: 1px solid var(--line);
}

.access-grid {
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.access-grid article {
  min-height: 330px;
  padding: 40px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.access-grid article > svg {
  width: 42px;
  height: 42px;
  margin-bottom: 74px;
  color: var(--teal-dark);
}

.access-grid h3 {
  margin-bottom: 14px;
  font-size: 27px;
  letter-spacing: -0.035em;
}

.access-grid p {
  min-height: 76px;
  margin-bottom: 25px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.65;
}

.access-grid span {
  padding-top: 13px;
  border-top: 1px solid var(--line);
  display: block;
  color: #344258;
  font-size: 11px;
  font-weight: 690;
}

.faq-section {
  display: grid;
  grid-template-columns: 0.73fr 1.27fr;
  gap: 100px;
}

.faq-intro {
  position: sticky;
  top: 115px;
  align-self: start;
}

.faq-intro h2 {
  margin-bottom: 23px;
  font-size: clamp(44px, 4.7vw, 67px);
}

.faq-intro > p {
  margin-bottom: 27px;
}

.faq-list {
  border-top: 1px solid var(--line-strong);
}

.faq-list details {
  border-bottom: 1px solid var(--line-strong);
}

.faq-list summary {
  min-height: 92px;
  padding: 23px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  font-size: 20px;
  font-weight: 680;
  letter-spacing: -0.02em;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary span {
  width: 30px;
  height: 30px;
  border: 1px solid var(--line-strong);
  display: grid;
  place-items: center;
  color: var(--teal-dark);
  font-size: 21px;
  font-weight: 420;
  transition: transform 180ms ease;
}

.faq-list details[open] summary span {
  transform: rotate(45deg);
}

.faq-list details > p {
  max-width: 720px;
  margin: -5px 70px 29px 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.72;
}

.final-cta {
  min-height: 470px;
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 1fr 0.7fr;
  align-items: center;
  gap: 100px;
  padding: 80px max(48px, calc((100vw - 1320px) / 2));
  background:
    radial-gradient(circle at 82% 40%, rgba(0, 137, 161, 0.11), transparent 24rem),
    #f1f4f3;
}

.final-cta h2 {
  max-width: 850px;
  margin-bottom: 20px;
  font-size: clamp(50px, 5.7vw, 82px);
  line-height: 0.99;
  letter-spacing: -0.056em;
  font-weight: 750;
}

.final-cta p {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.65;
}

.final-cta__actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 17px;
}

.final-cta__actions .button {
  width: min(360px, 100%);
  min-height: 64px;
  font-size: 16px;
}

.final-cta__actions span {
  color: var(--muted);
  font-size: 11px;
}

.site-footer {
  color: var(--ink);
  background: var(--paper);
}

.footer-main {
  width: min(1440px, calc(100% - 80px));
  min-height: 270px;
  margin: 0 auto;
  padding: 54px 0;
  display: grid;
  grid-template-columns: 1.6fr 0.7fr 0.7fr 1fr;
  gap: 70px;
}

.footer-brand .brand {
  margin-bottom: 13px;
}

.footer-brand p {
  color: var(--muted);
  font-size: 13px;
}

.footer-main nav,
.footer-destinations {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  font-size: 13px;
}

.footer-main nav strong,
.footer-destinations > strong {
  margin-bottom: 7px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-main nav a,
.footer-destinations a {
  color: var(--muted);
  text-decoration: none;
}

.footer-main nav a:hover,
.footer-destinations a:hover {
  color: var(--teal-dark);
}

.footer-destinations span {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 10px;
}

.footer-destinations small {
  color: var(--ink);
  font-size: 12px;
  font-weight: 670;
}

.footer-meta {
  min-height: 66px;
  padding: 0 max(40px, calc((100vw - 1440px) / 2));
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  color: var(--muted);
  font-size: 11px;
}

.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms cubic-bezier(0.2, 0.7, 0.2, 1), transform 560ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1240px) {
  .header-inner,
  .hero-inner,
  .footer-main {
    width: min(100% - 48px, 1180px);
  }

  .desktop-nav {
    gap: 28px;
  }

  .hero-inner {
    min-height: 535px;
  }

  .hero-copy {
    width: 49vw;
    padding-top: 76px;
  }

  .hero-copy h1 {
    font-size: clamp(51px, 4.8vw, 62px);
  }

  .aircraft-blueprint {
    top: 12px;
    left: calc(28% + 14px);
    width: 330px;
  }

  .app-window {
    right: -24px;
    width: 56vw;
    transform-origin: top right;
  }

  .workflow-strip article {
    padding-inline: 24px;
  }

  .principles > article {
    padding-inline: 38px;
  }

  .section,
  .safety-inner {
    width: min(100% - 64px, 1140px);
  }

  .history-workspace {
    grid-template-columns: 230px 1fr;
  }

  .history-columns {
    grid-template-columns: 1fr;
  }

  .history-workspace {
    min-height: 840px;
  }

  .process-section,
  .faq-section {
    gap: 64px;
  }

  .safety-rules article {
    padding: 25px;
  }

  .footer-main {
    gap: 45px;
  }
}

@media (max-width: 1020px) {
  .site-header {
    background: rgba(251, 250, 247, 0.995);
    backdrop-filter: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav,
  .header-actions {
    display: none;
  }

  .mobile-menu-button {
    width: 44px;
    height: 44px;
    border: 1px solid var(--line-strong);
    display: grid;
    place-items: center;
    color: var(--ink);
    background: rgba(255, 255, 255, 0.68);
  }

  .mobile-menu-button svg {
    width: 23px;
    height: 23px;
  }

  .mobile-menu-button .menu-close {
    display: none;
  }

  .mobile-menu-button[aria-expanded="true"] .menu-open {
    display: none;
  }

  .mobile-menu-button[aria-expanded="true"] .menu-close {
    display: block;
  }

  .mobile-nav {
    position: fixed;
    inset: 76px 0 0;
    z-index: 99;
    min-height: calc(100dvh - 76px);
    overflow-y: auto;
    padding: 34px 24px;
    display: flex;
    flex-direction: column;
    gap: 0;
    background: var(--paper);
  }

  .mobile-nav[hidden] {
    display: none;
  }

  .mobile-nav > a:not(.button) {
    min-height: 64px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: center;
    font-size: 23px;
    font-weight: 680;
    text-decoration: none;
  }

  .mobile-nav .button {
    margin-top: 30px;
  }

  .hero-inner {
    min-height: auto;
    padding: 82px 0 0;
  }

  .hero-copy {
    width: 65%;
    padding: 0 0 66px;
  }

  .hero-copy h1 {
    font-size: clamp(54px, 8vw, 76px);
  }

  .aircraft-blueprint {
    top: 10px;
    right: -64px;
    left: auto;
    width: 340px;
    opacity: 0.48;
  }

  .app-window {
    position: relative;
    top: auto;
    right: auto;
    width: calc(100% + 24px);
    height: 520px;
    margin: 0 -24px 0 17%;
    border-radius: 14px 0 0;
  }

  .workflow-strip {
    grid-template-columns: repeat(2, 1fr);
  }

  .workflow-strip article:nth-child(2) {
    border-right: 0;
  }

  .workflow-strip article:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .principles {
    grid-template-columns: 1fr 1fr;
  }

  .principles > article:nth-child(2) {
    border-right: 0;
  }

  .principles-faq {
    grid-column: 1 / -1;
    border-top: 1px solid var(--line);
  }

  .section-heading--split {
    grid-template-columns: 1fr;
    gap: 27px;
  }

  .section-heading--split > p {
    max-width: 720px;
  }

  .history-workspace {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .aircraft-list {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .aircraft-list > header,
  .aircraft-list > footer {
    grid-column: 1 / -1;
  }

  .aircraft-list article {
    border-right: 1px solid var(--line);
  }

  .aircraft-list article:nth-of-type(3) {
    border-right: 0;
  }

  .history-columns {
    grid-template-columns: 1fr 1fr;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid article {
    min-height: 230px;
  }

  .feature-grid article > svg {
    margin-bottom: 38px;
  }

  .process-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .process-intro,
  .faq-intro {
    position: static;
    max-width: 800px;
  }

  .source-grid,
  .access-grid {
    grid-template-columns: 1fr 1fr;
  }

  .source-grid article:last-child,
  .access-grid article:last-child {
    grid-column: 1 / -1;
  }

  .safety-rules {
    grid-template-columns: 1fr 1fr;
  }

  .final-cta {
    grid-template-columns: 1fr;
    gap: 45px;
  }

  .footer-main {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-destinations {
    grid-column: 1 / -1;
    padding-top: 30px;
    border-top: 1px solid var(--line);
  }
}

@media (max-width: 760px) {
  body {
    padding-top: 68px;
  }

  .site-header {
    height: 68px;
  }

  .header-inner,
  .hero-inner,
  .footer-main {
    width: calc(100% - 32px);
  }

  .brand {
    font-size: 23px;
  }

  .brand svg {
    width: 35px;
    height: 35px;
  }

  .mobile-nav {
    inset: 68px 0 0;
    min-height: calc(100dvh - 68px);
  }

  .hero-inner {
    padding-top: 62px;
  }

  .hero-copy {
    width: 100%;
    padding-bottom: 45px;
  }

  .hero-copy h1 {
    margin-bottom: 21px;
    font-size: clamp(47px, 14vw, 68px);
  }

  .hero-copy > p {
    font-size: 17px;
  }

  .hero-ai-kicker {
    max-width: 100%;
    gap: 8px;
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .hero-ai-kicker small {
    padding-left: 8px;
  }

  .hero-copy > p::before {
    display: none;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .aircraft-blueprint {
    display: none;
  }

  .app-window {
    width: calc(100% + 16px);
    height: 390px;
    margin-left: 0;
  }

  .app-window__topbar {
    grid-template-columns: 1fr 1fr;
  }

  .app-mini-local,
  .app-mini-connected {
    display: none !important;
  }

  .app-window__body {
    grid-template-columns: 86px 1fr;
  }

  .app-rail {
    padding-inline: 6px;
  }

  .app-rail::before {
    left: 17px;
  }

  .app-rail li {
    min-height: 40px;
    grid-template-columns: 22px 1fr;
    gap: 4px;
    font-size: 6px;
  }

  .app-rail li > i {
    width: 15px;
    height: 15px;
  }

  .app-rail small {
    font-size: 5.5px;
  }

  .app-surface {
    padding: 11px;
  }

  .app-proposal-heading {
    grid-template-columns: 25px 1fr;
  }

  .app-shield,
  .app-shield svg {
    width: 24px;
    height: 24px;
  }

  .app-proposal-heading h2 {
    font-size: 13px;
  }

  .app-proposal-heading p,
  .app-proposal-heading div > div {
    display: none;
  }

  .app-chart-layout {
    grid-template-columns: 1fr;
  }

  .app-chart svg {
    height: 150px;
  }

  .app-evidence {
    display: none;
  }

  .app-table > * {
    min-height: 21px;
    padding: 4px;
    font-size: 5.5px;
  }

  .workflow-strip {
    grid-template-columns: 1fr;
  }

  .workflow-strip article,
  .workflow-strip article:nth-child(2) {
    min-height: 132px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .principles > article,
  .principles > article:nth-child(2) {
    min-height: auto;
    padding: 37px 24px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .principles-faq {
    grid-column: auto;
    border-top: 0;
  }

  .section,
  .safety-inner {
    width: calc(100% - 32px);
    padding: 86px 0;
  }

  .section-heading {
    margin-bottom: 42px;
  }

  .section-heading h2,
  .process-intro h2,
  .faq-intro h2 {
    font-size: clamp(41px, 12vw, 58px);
  }

  .section-heading > p,
  .section-heading--split > p,
  .process-intro > p,
  .faq-intro > p {
    font-size: 16px;
  }

  .history-workspace {
    border-right: 0;
    border-left: 0;
  }

  .aircraft-list {
    grid-template-columns: 1fr;
  }

  .aircraft-list article,
  .aircraft-list article:nth-of-type(3) {
    border-right: 0;
  }

  .history-main {
    padding: 26px 0 0;
  }

  .history-main__header {
    padding: 0 16px;
  }

  .history-main__header div {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .aircraft-specs {
    grid-template-columns: 1fr 1fr;
    border-left: 0;
  }

  .aircraft-specs div:nth-child(2n) {
    border-right: 0;
  }

  .history-columns {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .previous-values,
  .session-history {
    border-right: 0;
    border-left: 0;
  }

  .value-table > * {
    padding-inline: 7px;
    font-size: 9px;
  }

  .feature-grid {
    border-left: 0;
  }

  .feature-grid article {
    min-height: 260px;
    padding: 31px 24px;
    border-right: 0;
  }

  .feature-grid article > span {
    top: 31px;
    right: 24px;
  }

  .process-section {
    gap: 53px;
  }

  .process-list li {
    min-height: auto;
    grid-template-columns: 42px 1fr;
    gap: 14px;
  }

  .process-list li > small {
    grid-column: 2;
    width: fit-content;
  }

  .process-list h3 {
    font-size: 23px;
  }

  .source-grid,
  .access-grid {
    grid-template-columns: 1fr;
    border-left: 0;
  }

  .source-grid article,
  .source-grid article:last-child,
  .access-grid article,
  .access-grid article:last-child {
    grid-column: auto;
    border-right: 0;
  }

  .source-grid article {
    min-height: 380px;
    padding: 31px 24px;
  }

  .source-icon {
    margin-bottom: 47px;
  }

  .safety-inner {
    padding-block: 90px;
  }

  .safety-statement {
    margin-bottom: 60px;
  }

  .safety-statement h2 {
    font-size: clamp(46px, 13vw, 66px);
  }

  .safety-rules {
    grid-template-columns: 1fr;
  }

  .safety-rules article {
    min-height: 220px;
  }

  .safety-rules article > span {
    margin-bottom: 43px;
  }

  .safety-callout {
    grid-template-columns: auto 1fr;
  }

  .safety-callout a {
    grid-column: 2;
  }

  .access-grid article {
    min-height: 290px;
    padding: 31px 24px;
  }

  .access-grid article > svg {
    margin-bottom: 53px;
  }

  .faq-section {
    gap: 55px;
  }

  .faq-list summary {
    min-height: 84px;
    font-size: 17px;
  }

  .faq-list details > p {
    margin-right: 0;
  }

  .final-cta {
    min-height: 590px;
    padding: 80px 20px;
  }

  .final-cta h2 {
    font-size: clamp(47px, 13vw, 65px);
  }

  .footer-main {
    grid-template-columns: 1fr 1fr;
    gap: 45px 30px;
  }

  .footer-brand,
  .footer-destinations {
    grid-column: 1 / -1;
  }

  .footer-meta {
    min-height: 92px;
    padding: 20px 16px;
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 8px;
  }
}

@media (max-width: 1020px) {
  .dashboard-preview {
    padding: 28px;
  }

  .dashboard-preview__intro {
    gap: 24px;
  }

  .dashboard-summary {
    grid-template-columns: repeat(2, 1fr);
  }

  .dashboard-summary > div:nth-child(2) {
    border-right: 0;
  }

  .dashboard-summary > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .dashboard-aircraft-card__details-body > dl {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 17px;
  }

  .dashboard-aircraft-card__details-body > dl > div:nth-child(2) {
    padding-right: 0;
    border-right: 0;
  }

  .dashboard-aircraft-card__details-body > dl > div:nth-child(3) {
    padding-left: 0;
  }
}

@media (max-width: 760px) {
  .dashboard-preview {
    margin-inline: -16px;
    padding: 24px 16px;
    border-right: 0;
    border-left: 0;
  }

  .dashboard-preview__intro {
    display: block;
  }

  .dashboard-preview__intro h3 {
    font-size: 30px;
  }

  .dashboard-preview__actions {
    margin-top: 19px;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .dashboard-preview__button {
    padding-inline: 10px;
  }

  .dashboard-summary {
    margin: 24px 0 29px;
  }

  .dashboard-summary > div {
    min-height: 80px;
    padding: 13px;
    gap: 10px;
  }

  .dashboard-summary svg {
    width: 24px;
    height: 24px;
  }

  .dashboard-summary strong {
    font-size: 23px;
  }

  .dashboard-preview__toolbar {
    display: block;
  }

  .dashboard-preview__search {
    width: 100%;
    margin-top: 14px;
  }

  .dashboard-aircraft-card__header {
    min-height: 0;
    padding: 15px;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 12px;
  }

  .dashboard-aircraft-card__icon {
    width: 44px;
    height: 44px;
  }

  .dashboard-aircraft-card__identity h5 {
    font-size: 20px;
  }

  .dashboard-aircraft-card__status {
    grid-column: 2;
    justify-self: start;
  }

  .dashboard-aircraft-card__overview {
    grid-template-columns: 1fr 1fr;
  }

  .dashboard-aircraft-card__overview > div {
    min-height: 66px;
    padding: 11px 14px;
  }

  .dashboard-aircraft-card__overview > div:nth-child(2) {
    border-right: 0;
  }

  .dashboard-aircraft-card__overview > div:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .dashboard-aircraft-card__setup {
    display: block;
  }

  .dashboard-aircraft-card__setup > span {
    min-height: 67px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .dashboard-aircraft-card__setup > span:last-child {
    border-bottom: 0;
  }

  .dashboard-aircraft-card__details > summary {
    padding-inline: 15px;
    grid-template-columns: minmax(0, 1fr) 18px;
  }

  .dashboard-aircraft-card__details > summary small {
    display: none;
  }

  .dashboard-aircraft-card__details-body {
    padding: 16px 15px 18px;
  }

  .dashboard-aircraft-card__details-body > dl {
    grid-template-columns: 1fr 1fr;
  }

  .dashboard-session-preview > div {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .dashboard-session-preview > div > b {
    grid-column: 2;
  }

  .dashboard-aircraft-card__footer {
    padding: 14px 15px;
    display: grid;
  }

  .dashboard-aircraft-card__footer > a {
    width: 100%;
    justify-content: center;
  }

  .dashboard-aircraft-card--compact .dashboard-aircraft-card__header {
    min-height: 0;
  }

  .dashboard-preview__privacy {
    align-items: start;
  }
}

@media (max-width: 420px) {
  .hero-ai-kicker small {
    display: none;
  }

  .dashboard-preview {
    padding-inline: 12px;
  }

  .dashboard-preview__actions {
    grid-template-columns: 1fr;
  }

  .dashboard-summary > div {
    padding-inline: 10px;
  }

  .dashboard-summary small,
  .dashboard-aircraft-card dt,
  .dashboard-aircraft-card__setup small {
    font-size: 9px;
  }

  .hero-copy h1 {
    font-size: 44px;
  }

  .app-window {
    height: 355px;
  }

  .app-window__body {
    grid-template-columns: 70px 1fr;
  }

  .app-rail li > span {
    display: none;
  }

  .app-rail {
    padding-left: 24px;
  }

  .app-rail::before {
    left: 32px;
  }

  .app-rail .is-active::before {
    left: -24px;
  }

  .app-chart svg {
    height: 136px;
  }

  .app-table {
    grid-template-columns: 1.25fr repeat(3, 0.75fr);
  }

  .app-table > * {
    padding-inline: 2px;
    font-size: 5px;
  }

  .aircraft-specs {
    grid-template-columns: 1fr;
  }

  .aircraft-specs div,
  .aircraft-specs div:nth-child(2n) {
    border-right: 0;
  }

  .value-table {
    overflow-x: auto;
    grid-template-columns: 130px repeat(3, 65px);
  }

  .footer-main {
    grid-template-columns: 1fr;
  }

  .footer-main nav,
  .footer-destinations {
    grid-column: 1;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .reveal-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media print {
  .site-header,
  .mobile-nav,
  .hero-actions,
  .final-cta__actions,
  .site-footer {
    display: none !important;
  }

  .reveal-ready [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .hero-inner,
  .section,
  .safety-inner {
    width: 100%;
  }
}