:root {
  --navy: #0b1f3a;
  --navy-2: #12365f;
  --ink: #172033;
  --slate: #4b5b70;
  --sky: #76c7ee;
  --sky-soft: #dceff8;
  --gold: #d7a84a;
  --paper: #f7f5ef;
  --white: #ffffff;
  --line: #d8e0e8;
  --shadow: 0 18px 44px rgba(9, 30, 55, 0.14);
  --radius: 8px;
  --max-width: 1140px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
}

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

a {
  color: inherit;
}

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 100;
  transform: translateY(-150%);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  padding: 0.75rem 1rem;
  font-weight: 800;
  transition: transform 160ms ease;
}

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

.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;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 245, 239, 0.96);
  border-bottom: 1px solid rgba(11, 31, 58, 0.16);
  backdrop-filter: blur(12px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  color: var(--navy);
  text-decoration: none;
  min-width: 0;
}

.brand-logo {
  width: 54px;
  height: 54px;
  flex: 0 0 auto;
  filter: drop-shadow(0 8px 18px rgba(11, 31, 58, 0.18));
}

.brand-logo rect {
  fill: var(--navy);
}

.brand-logo text {
  fill: var(--white);
  font-size: 15px;
  font-weight: 900;
  letter-spacing: 1px;
}

.logo-horizon,
.logo-wing,
.logo-runway {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.logo-horizon {
  stroke: rgba(255, 255, 255, 0.36);
  stroke-width: 2;
}

.logo-wing {
  stroke: var(--sky);
  stroke-width: 3;
}

.logo-runway {
  stroke: var(--gold);
  stroke-width: 2;
}

.brand-copy {
  display: grid;
  gap: 0.1rem;
  min-width: 0;
}

.brand-name {
  font-size: clamp(1.45rem, 2.4vw, 2.2rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
}

.brand-subtitle {
  color: var(--slate);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-menu a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  border-radius: var(--radius);
  color: var(--navy);
  text-decoration: none;
  font-weight: 800;
  padding: 0.55rem 0.85rem;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  background: rgba(11, 31, 58, 0.08);
  outline: none;
}

.nav-menu .nav-cta {
  background: var(--navy);
  color: var(--white);
  margin-left: 0.35rem;
}

.nav-menu .nav-cta:hover,
.nav-menu .nav-cta:focus-visible {
  background: var(--navy-2);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(11, 31, 58, 0.2);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--navy);
  cursor: pointer;
}

.nav-toggle-line {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: currentColor;
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    linear-gradient(rgba(7, 21, 37, 0.62), rgba(7, 21, 37, 0.74)),
    linear-gradient(118deg, #102a45 0%, #1d5a7c 45%, #b9d7e6 46%, #d8a652 47%, #10243a 48%, #071525 100%);
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    repeating-linear-gradient(90deg, transparent 0 44px, rgba(255, 255, 255, 0.045) 44px 46px),
    linear-gradient(90deg, transparent 0 49%, rgba(255, 255, 255, 0.55) 49% 50%, transparent 50% 100%);
  opacity: 0.52;
  clip-path: polygon(45% 0, 56% 0, 67% 100%, 31% 100%);
}

.hero::after {
  position: absolute;
  inset: auto -10% 9% -10%;
  height: 1px;
  content: "";
  background: rgba(255, 255, 255, 0.44);
  box-shadow: 0 38px 0 rgba(255, 255, 255, 0.08);
}

.hero-skyline {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 18%, rgba(118, 199, 238, 0.34), transparent 22rem),
    radial-gradient(circle at 28% 78%, rgba(215, 168, 74, 0.18), transparent 20rem);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  min-height: calc(100vh - 86px);
  padding: 5.5rem 0 6.25rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 770px;
  margin-bottom: 0.75rem;
  font-size: clamp(3.4rem, 8vw, 6.6rem);
  line-height: 0.92;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.15rem);
  line-height: 1.06;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 0.65rem;
  font-size: 1.1rem;
  line-height: 1.25;
}

.tagline {
  margin-bottom: 1.15rem;
  color: #d9eff8;
  font-size: clamp(1.35rem, 3vw, 2.05rem);
  font-weight: 850;
}

.hero-intro {
  max-width: 705px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.05rem, 2vw, 1.22rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: var(--radius);
  padding: 0.78rem 1.05rem;
  font-weight: 850;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.button-primary {
  background: var(--gold);
  color: #09192c;
  box-shadow: 0 14px 30px rgba(215, 168, 74, 0.28);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #e3bb66;
}

.button-secondary {
  border: 1px solid rgba(255, 255, 255, 0.34);
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  background: rgba(255, 255, 255, 0.16);
}

.flight-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(8, 23, 40, 0.84), rgba(8, 23, 40, 0.66)),
    repeating-linear-gradient(45deg, rgba(118, 199, 238, 0.15) 0 1px, transparent 1px 24px);
  box-shadow: var(--shadow);
  padding: clamp(1.15rem, 3vw, 1.8rem);
}

.flight-panel::before {
  position: absolute;
  inset: 1rem;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  pointer-events: none;
}

.panel-heading {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.instrument-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.8rem 0;
}

.attitude-indicator,
.heading-indicator {
  position: relative;
  aspect-ratio: 1;
  min-height: 130px;
  border: 8px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  background: #09192c;
}

.attitude-indicator {
  overflow: hidden;
}

.attitude-indicator::before {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(#6eb7da 0 48%, #f1b665 48% 100%);
  transform: rotate(-6deg) scale(1.15);
}

.attitude-indicator::after {
  position: absolute;
  inset: 50% 18% auto;
  height: 3px;
  content: "";
  background: var(--white);
}

.attitude-indicator span {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 12px;
  border: 2px solid var(--white);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.heading-indicator {
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle, #10243a 0 48%, #071525 49% 100%),
    conic-gradient(from 0deg, rgba(255, 255, 255, 0.2), transparent 12deg 32deg, rgba(255, 255, 255, 0.2) 45deg);
}

.heading-indicator::before {
  position: absolute;
  inset: 12px;
  content: "";
  border: 1px dashed rgba(255, 255, 255, 0.3);
  border-radius: 50%;
}

.heading-indicator span {
  position: absolute;
  top: 15px;
  color: var(--gold);
  font-weight: 900;
}

.heading-indicator strong {
  color: var(--white);
  font-size: 1.65rem;
  letter-spacing: 0.08em;
}

.training-list {
  position: relative;
  display: grid;
  gap: 0.78rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 750;
}

.training-list li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 0.65rem;
}

.training-list li::before {
  content: "";
  width: 18px;
  height: 18px;
  margin-top: 0.25rem;
  border: 2px solid var(--sky);
  border-radius: 50%;
  background: radial-gradient(circle, var(--gold) 0 2px, transparent 3px);
}

.section {
  padding: 5.5rem 0;
}

.services-section {
  background:
    linear-gradient(90deg, rgba(216, 224, 232, 0.65) 1px, transparent 1px),
    linear-gradient(0deg, rgba(216, 224, 232, 0.5) 1px, transparent 1px),
    var(--paper);
  background-size: 48px 48px;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 2.35rem;
}

.section-heading p,
.content-panel p,
.why-item p,
.service-card p,
.contact-panel p {
  color: var(--slate);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.service-card,
.why-item,
.content-panel,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.07);
}

.service-card {
  position: relative;
  overflow: hidden;
  padding: 1.35rem;
}

.service-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  content: "";
  background: linear-gradient(90deg, var(--gold), var(--sky));
}

.card-code {
  display: inline-flex;
  margin-bottom: 1rem;
  color: var(--navy-2);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.16em;
}

.service-card p,
.why-item p,
.content-panel p:last-of-type,
.contact-panel p:last-child {
  margin-bottom: 0;
}

.chart-section {
  position: relative;
  overflow: hidden;
  background: var(--white);
}

.chart-section::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 24% 38%, transparent 0 5rem, rgba(215, 168, 74, 0.18) 5.05rem 5.15rem, transparent 5.2rem),
    linear-gradient(126deg, transparent 0 48%, rgba(118, 199, 238, 0.18) 48% 49%, transparent 49% 100%);
  pointer-events: none;
}

.why-grid {
  position: relative;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.why-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.why-item {
  padding: 1.2rem;
}

.why-item h3::before {
  display: block;
  width: 34px;
  height: 34px;
  margin-bottom: 1rem;
  border: 2px solid var(--gold);
  border-radius: 50%;
  background:
    linear-gradient(90deg, transparent 45%, var(--gold) 45% 55%, transparent 55%),
    linear-gradient(0deg, transparent 45%, var(--gold) 45% 55%, transparent 55%);
  content: "";
}

.about-section {
  background: #eef4f7;
}

.split-layout {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 2rem;
  align-items: start;
}

.content-panel {
  padding: clamp(1.35rem, 3vw, 2rem);
}

.credential-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.8rem;
  margin: 1.4rem 0 0;
}

.credential-list div {
  border-left: 3px solid var(--gold);
  padding-left: 0.8rem;
}

.credential-list dt {
  color: var(--slate);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.credential-list dd {
  margin: 0.2rem 0 0;
  color: var(--navy);
  font-weight: 850;
}

.contact-section {
  padding: 5.5rem 0;
  background:
    linear-gradient(rgba(8, 23, 40, 0.92), rgba(8, 23, 40, 0.92)),
    repeating-linear-gradient(90deg, transparent 0 42px, rgba(255, 255, 255, 0.08) 42px 44px);
}

.contact-panel {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
  padding: clamp(1.35rem, 4vw, 2.6rem);
}

.contact-actions {
  display: grid;
  justify-items: start;
  gap: 1rem;
}

.email-link {
  color: var(--navy-2);
  font-size: 1.1rem;
  font-weight: 900;
  word-break: break-word;
}

.availability-note {
  font-size: 0.95rem;
}

.site-footer {
  background: #071525;
  color: rgba(255, 255, 255, 0.78);
  padding: 2rem 0;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  justify-content: space-between;
  font-size: 0.92rem;
}

.footer-content p {
  margin: 0;
}

@media (max-width: 960px) {
  .hero-grid,
  .why-grid,
  .split-layout,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    min-height: auto;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .flight-panel {
    max-width: 620px;
  }
}

@media (max-width: 760px) {
  .nav {
    min-height: 78px;
  }

  .brand-logo {
    width: 48px;
    height: 48px;
  }

  .brand-subtitle {
    display: none;
  }

  .nav-toggle {
    display: inline-block;
    flex: 0 0 auto;
  }

  .nav-menu {
    position: absolute;
    inset: 78px 1rem auto 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    border: 1px solid rgba(11, 31, 58, 0.16);
    border-radius: var(--radius);
    background: rgba(247, 245, 239, 0.99);
    padding: 0.75rem;
    box-shadow: var(--shadow);
  }

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

  .nav-menu a,
  .nav-menu .nav-cta {
    justify-content: center;
    margin-left: 0;
  }

  .hero-grid {
    padding: 4rem 0 4.5rem;
  }

  .section,
  .contact-section {
    padding: 4rem 0;
  }

  .service-grid,
  .why-list,
  .credential-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 1.25rem, var(--max-width));
  }

  .brand {
    gap: 0.65rem;
  }

  .brand-name {
    font-size: 1.25rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .instrument-row {
    grid-template-columns: 1fr;
  }

  .attitude-indicator,
  .heading-indicator {
    max-width: 180px;
    margin-inline: auto;
  }

  .footer-content {
    display: grid;
  }
}