:root {
  --ink: #172033;
  --muted: #64748b;
  --navy: #07111f;
  --blue: #1d4ed8;
  --sky: #0ea5e9;
  --teal: #0f766e;
  --amber: #f59e0b;
  --red: #be123c;
  --paper: #ffffff;
  --mist: #f5f8fb;
  --wash: #eef6f6;
  --line: #d8e1ea;
  --radius: 8px;
  --shadow: 0 18px 44px rgba(15, 23, 42, .1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  line-height: 1.65;
  background: var(--paper);
}

a {
  color: var(--blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

h1,
h2,
h3 {
  color: var(--ink);
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(1.95rem, 3.6vw, 3.35rem);
  font-weight: 900;
}

h2 {
  font-size: clamp(1.45rem, 2.15vw, 2.15rem);
  font-weight: 880;
}

h3 {
  font-size: 1.16rem;
  font-weight: 850;
}

p {
  color: var(--muted);
}

label {
  color: var(--ink);
  font-weight: 750;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(7, 17, 31, .96);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  box-shadow: 0 14px 34px rgba(15, 23, 42, .18);
  backdrop-filter: blur(14px);
}

.navbar {
  min-height: 76px;
}

.navbar-brand img {
  width: auto;
  height: 46px;
}

.nav-link {
  color: rgba(255, 255, 255, .78);
  font-size: .94rem;
  font-weight: 760;
}

.nav-link:hover,
.nav-link.active {
  color: #fff;
}

.btn {
  border-radius: var(--radius);
  font-weight: 850;
}

.btn-cta {
  background: var(--amber);
  border-color: var(--amber);
  color: #111827;
}

.btn-cta:hover {
  background: #d97706;
  border-color: #d97706;
  color: #111827;
}

.btn-main {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}

.btn-main:hover {
  background: #1e40af;
  border-color: #1e40af;
  color: #fff;
}

.btn-outline-light {
  border-color: rgba(255, 255, 255, .72);
  color: #fff;
}

.btn-outline-light:hover {
  background: #fff;
  border-color: #fff;
  color: var(--navy);
}

.eyebrow {
  margin-bottom: .7rem;
  color: var(--teal);
  font-size: .76rem;
  font-weight: 900;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.section-dark .eyebrow,
.split-band .eyebrow {
  color: #fbbf24;
}

.hero {
  position: relative;
  min-height: calc(100vh - 76px);
  display: flex;
  align-items: stretch;
  overflow: hidden;
  color: #fff;
  background:
    linear-gradient(100deg, rgba(4, 11, 22, .92) 0%, rgba(4, 11, 22, .72) 48%, rgba(4, 11, 22, .18) 100%),
    var(--hero) center / cover no-repeat;
}

.hero .container {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 56px;
  padding-bottom: 42px;
}

.hero-kicker {
  width: fit-content;
  margin-bottom: 18px;
  padding: 7px 12px;
  border: 1px solid rgba(255, 255, 255, .28);
  border-radius: 999px;
  color: rgba(255, 255, 255, .86);
  font-size: .82rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: rgba(255, 255, 255, .08);
}

.hero h1 {
  max-width: 1060px;
  margin-bottom: 24px;
  color: #fff;
  font-size: clamp(2.15rem, 4.4vw, 3.85rem);
}

.hero .lead {
  max-width: 760px;
  color: rgba(255, 255, 255, .86);
  font-size: clamp(1.08rem, 1.7vw, 1.34rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-width: 930px;
  margin-top: 56px;
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .14);
}

.hero-meta div {
  min-height: 104px;
  padding: 20px;
  background: rgba(5, 14, 26, .42);
}

.hero-meta strong {
  display: block;
  color: #fff;
  font-size: 1.28rem;
  line-height: 1.1;
}

.hero-meta span {
  display: block;
  margin-top: 7px;
  color: rgba(255, 255, 255, .72);
  font-size: .92rem;
}

.trust-strip {
  background: #f8fafc;
  border-block: 1px solid var(--line);
  color: #334155;
  font-size: .88rem;
  font-weight: 850;
}

.section {
  padding: 76px 0;
}

.section-alt {
  background: linear-gradient(180deg, #fff 0%, var(--mist) 100%);
}

.section-dark {
  background: var(--navy);
  color: #fff;
}

.section-dark h1,
.section-dark h2,
.section-dark h3 {
  color: #fff;
}

.section-dark h1 {
  font-size: clamp(1.95rem, 3.5vw, 3rem);
}

.section-dark p {
  color: rgba(255, 255, 255, .78);
}

.layout-ribbon {
  border-top: 0;
}

main > .section.section-alt:first-child {
  position: relative;
  overflow: hidden;
  padding: 70px 0 58px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(105deg, rgba(7, 17, 31, .94), rgba(12, 74, 110, .78)),
    url("https://images.unsplash.com/photo-1520437358207-323b43b50729?auto=format&fit=crop&w=1800&q=80") center / cover no-repeat;
}

main > .section.section-alt:first-child::after {
  content: "X04";
  position: absolute;
  right: clamp(18px, 7vw, 110px);
  bottom: -42px;
  color: rgba(255, 255, 255, .08);
  font-size: clamp(7rem, 16vw, 16rem);
  font-weight: 950;
  line-height: 1;
}

main > .section.section-alt:first-child .container {
  position: relative;
  z-index: 2;
  max-width: 980px;
}

main > .section.section-alt:first-child h1,
main > .section.section-alt:first-child h2 {
  max-width: 860px;
  color: #fff;
}

main > .section.section-alt:first-child h1 {
  font-size: clamp(1.95rem, 3.5vw, 3rem);
}

main > .section.section-alt:first-child .lead {
  max-width: 820px;
  color: rgba(255, 255, 255, .8);
  font-size: clamp(1.02rem, 1.45vw, 1.22rem);
}

main > .section.section-alt:first-child .eyebrow {
  color: #fbbf24;
}

main > .section.section-alt:first-child + .section {
  background: #fff;
}

main > .section.section-alt:first-child + .section .row {
  align-items: stretch;
}

main > .section.section-alt:first-child + .section .row > [class*="col-"]:first-child {
  padding-top: 8px;
}

main > .section.section-alt:first-child + .section .row > [class*="col-"]:first-child h2 {
  max-width: 680px;
}

main > .section.section-alt:first-child + .section .row > [class*="col-"]:first-child p {
  max-width: 760px;
  font-size: 1.03rem;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, .88fr);
  gap: 46px;
  align-items: start;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 34px;
  color: #334155;
  font-weight: 700;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .36rem;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: inset 0 0 0 5px #d8f3ef;
}

.locator-panel,
.feature-card,
.post-card,
.stat-card,
.path-card,
.program-card,
.contact-panel {
  height: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.locator-panel,
.feature-card,
.post-card,
.path-card,
.program-card,
.contact-panel {
  padding: 28px;
}

.feature-card,
.post-card,
.path-card,
.program-card {
  position: relative;
  overflow: hidden;
}

.feature-card::before,
.post-card::before,
.program-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--teal), var(--amber));
}

.feature-card h2,
.post-card h2,
.program-card h2,
.contact-panel h2 {
  font-size: clamp(1.32rem, 1.8vw, 1.8rem);
}

.feature-card h3,
.post-card h3,
.program-card h3 {
  font-size: clamp(1.12rem, 1.5vw, 1.35rem);
}

.feature-card ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 24px;
  padding: 0;
  list-style: none;
}

.feature-card li {
  position: relative;
  padding-left: 26px;
  color: #334155;
  font-weight: 720;
}

.feature-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .48rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--teal);
}

.feature-card,
.post-card,
.program-card,
.contact-panel {
  box-shadow: var(--shadow);
}

.feature-card,
.post-card,
.program-card {
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.feature-card:hover,
.post-card:hover,
.program-card:hover {
  transform: translateY(-3px);
  border-color: #b6c6d6;
  box-shadow: 0 22px 52px rgba(15, 23, 42, .14);
}

.stat-card {
  padding: 22px;
  border-left: 6px solid var(--amber);
}

.stat-card strong {
  display: block;
  color: var(--blue);
  font-size: 2rem;
  line-height: 1;
}

.stat-card span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-weight: 760;
}

.locator-panel {
  background: var(--wash);
}

.locator-panel h2 {
  font-size: 1.6rem;
}

.airport-card {
  padding: 0;
  overflow: hidden;
}

.airport-map {
  min-height: 230px;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(14, 165, 233, .2), rgba(245, 158, 11, .18)),
    repeating-linear-gradient(45deg, rgba(23, 32, 51, .07) 0 2px, transparent 2px 18px);
}

.airport-code {
  display: grid;
  place-items: center;
  width: 112px;
  height: 112px;
  border: 8px solid #fff;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  box-shadow: 0 14px 30px rgba(29, 78, 216, .28);
  font-size: 2rem;
  font-weight: 950;
}

.airport-card .content {
  padding: 26px;
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.path-card {
  position: relative;
  overflow: hidden;
}

.path-card h3 {
  font-size: 1.08rem;
}

.path-card span {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: #e0f2fe;
  color: var(--blue);
  font-weight: 950;
}

.academy-band {
  background: var(--mist);
  border-block: 1px solid var(--line);
}

.program-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.program-card {
  display: flex;
  flex-direction: column;
  min-height: 260px;
}

.program-card .tag {
  width: fit-content;
  margin-bottom: 18px;
  padding: 5px 10px;
  border-radius: 999px;
  color: #0f5132;
  background: #dcfce7;
  font-size: .78rem;
  font-weight: 900;
}

.program-card .link-arrow {
  margin-top: auto;
  color: var(--blue);
  font-weight: 900;
  text-decoration: none;
}

.split-band {
  padding: 56px 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(7, 17, 31, .96), rgba(12, 74, 110, .9)),
    url("https://images.unsplash.com/photo-1512289984044-071903207f5e?auto=format&fit=crop&w=1800&q=80") center / cover no-repeat;
}

.split-band h2 {
  color: #fff;
  font-size: clamp(1.55rem, 2.5vw, 2.3rem);
}

.split-band p {
  color: rgba(255, 255, 255, .82);
}

.faq details {
  margin-bottom: 12px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 26px rgba(15, 23, 42, .06);
}

.faq summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 850;
}

.faq details[open] {
  border-color: #a7c7dc;
  box-shadow: var(--shadow);
}

.article-body {
  max-width: 900px;
  padding: 0 clamp(12px, 2vw, 22px);
}

article.section:first-child .article-body {
  max-width: 940px;
  padding: 44px clamp(22px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

article.section:first-child {
  background: linear-gradient(180deg, var(--mist), #fff);
}

article.section:first-child h1 {
  font-size: clamp(1.95rem, 3.5vw, 3rem);
}

article.section:first-child h2 {
  margin-top: 2.15rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: clamp(1.38rem, 2vw, 1.9rem);
}

main.section > .container {
  max-width: 900px;
  padding: 44px clamp(22px, 5vw, 56px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: var(--shadow);
}

main.section {
  background: linear-gradient(180deg, var(--mist), #fff);
}

main.section h1 {
  font-size: clamp(1.95rem, 3.5vw, 3rem);
}

main.section a:not(.btn) {
  font-weight: 850;
}

.section-dark {
  background:
    linear-gradient(110deg, rgba(7, 17, 31, .97), rgba(12, 74, 110, .88)),
    url("https://images.unsplash.com/photo-1485291571150-772bcfc10da5?auto=format&fit=crop&w=1800&q=80") center / cover no-repeat;
}

.section-dark .feature-card {
  border-color: rgba(255, 255, 255, .18);
}

.form-control,
.form-select {
  min-height: 46px;
  border-color: #cbd5e1;
  border-radius: var(--radius);
}

textarea.form-control {
  min-height: 118px;
}

.site-footer {
  padding: 58px 0;
  color: rgba(255, 255, 255, .76);
  background: #07111f;
}

.site-footer a {
  display: block;
  margin: .42rem 0;
  color: rgba(255, 255, 255, .88);
  text-decoration: none;
}

.site-footer p {
  color: rgba(255, 255, 255, .72);
}

.footer-title {
  color: #fff;
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.article-body h2 {
  margin-top: 2rem;
}

.mobile-cta {
  display: none;
}

@media (max-width: 1199px) {
  .navbar-nav {
    padding: 16px 0 18px;
  }
}

@media (max-width: 991px) {
  body {
    padding-bottom: 76px;
  }

  h1 {
    font-size: clamp(1.9rem, 8.5vw, 2.75rem);
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    min-height: auto;
  }

  .hero .container {
    padding-top: 72px;
    padding-bottom: 54px;
  }

  .hero-meta,
  .intro-grid,
  .program-grid {
    grid-template-columns: 1fr;
  }

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

  .mobile-cta {
    position: fixed;
    right: 12px;
    bottom: 12px;
    left: 12px;
    z-index: 1040;
    display: block;
  }
}

@media (max-width: 575px) {
  .navbar-brand img {
    height: 38px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-meta,
  .path-grid {
    grid-template-columns: 1fr;
  }

  .hero-meta div {
    min-height: auto;
  }
}