:root {
  --ink: #0a0a0a;
  --cream: #f4f7fb;
  --muted: #5a6570;
  --line: rgba(10, 10, 10, 0.1);
  --bay: #001f6b;
  --bay-deep: #0a0a0a;
  --klein: #002fa7;
  --signal: #002fa7;
  --signal-deep: #001f6b;
  --overhead: #0f766e;
  --pink-tag: #be185d;
  --panel: rgba(255, 255, 255, 0.9);
  --radius: 4px;
  --radius-lg: 8px;
  --font-display: "Zilla Slab", "Rockwell", serif;
  --font-body: Manrope, "Avenir Next", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.02rem;
  line-height: 1.55;
  background:
    linear-gradient(180deg, #d8dde6 0%, #eef1f5 24%, #f7f8fa 100%);
  overflow-x: hidden;
}

.page-glow {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 45% 30% at 90% 8%, rgba(0, 47, 167, 0.14), transparent 60%),
    radial-gradient(ellipse 40% 35% at 8% 70%, rgba(0, 0, 0, 0.05), transparent 55%);
}

a {
  color: var(--bay);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--signal-deep);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 20;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

.site-bar {
  width: min(1100px, calc(100% - 2rem));
  margin: 0.9rem auto 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.25rem;
  padding: 0.7rem 0;
  border-bottom: 2px solid var(--ink);
  background: transparent;
  backdrop-filter: none;
  border-radius: 0;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.15rem;
}

.site-nav a {
  padding: 0.3rem 0.55rem;
  border-radius: 0;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a:hover {
  background: transparent;
  color: var(--klein);
}

.hero {
  position: relative;
  isolation: isolate;
  width: min(1100px, calc(100% - 2rem));
  min-height: min(68vh, 560px);
  margin: 1.1rem auto 0;
  overflow: hidden;
  border-radius: 0;
  display: grid;
  align-items: end;
  border: 2px solid var(--ink);
  box-shadow: 0 24px 60px rgba(10, 10, 10, 0.18);
}

.hero__visual {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: #0a0a0a;
}

.hero__wash {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(115deg, #0a0a0a 0%, #0a0a0a 48%, #002fa7 100%);
}

.hero__content {
  padding: clamp(3.2rem, 10vh, 5.8rem) clamp(1.3rem, 3.5vw, 2.4rem) clamp(2.1rem, 5vh, 3rem);
  color: var(--cream);
  animation: copy-in 0.85s ease 0.08s both;
}

.hero h1 {
  margin: 0 0 0.8rem;
  max-width: 11ch;
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 5.2rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.03em;
}

.hero__dek {
  margin: 0;
  max-width: 32rem;
  color: rgba(244, 247, 251, 0.82);
  font-size: clamp(1.02rem, 2vw, 1.16rem);
}

main {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 2.5rem;
  display: grid;
  gap: 1.15rem;
}

.section {
  padding: clamp(1.4rem, 3.5vw, 2rem);
  border: 2px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: none;
}

.section__head {
  margin-bottom: 1.2rem;
}

.eyebrow {
  margin: 0 0 0.4rem;
  color: var(--klein);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section h2 {
  margin: 0;
  max-width: 16ch;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4.8vw, 2.7rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.04em;
  color: var(--bay-deep);
}

.lede {
  margin: 0.75rem 0 0;
  max-width: 42rem;
  color: var(--muted);
}

.plane-subhead {
  margin: 1.35rem 0 0.85rem;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--bay);
}

.plane-subhead:first-of-type {
  margin-top: 0;
}

.lede--tight {
  margin: 0 0 0.9rem;
}

.gear-grid,
.howto,
.board-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.gear-grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.gear-card,
.howto__step,
.board-card,
.plane-check,
.arrival {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.72);
}

.gear-card {
  position: relative;
  padding: 1.2rem 1.25rem 1.3rem;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.gear-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(13, 21, 32, 0.08);
}

.gear-card--solo {
  margin-top: 0.9rem;
}

.gear-card--accent {
  border-color: rgba(0, 47, 167, 0.35);
  background:
    linear-gradient(155deg, rgba(0, 47, 167, 0.08), transparent 55%),
    rgba(255, 255, 255, 0.9);
}

.gear-card__tag,
.board-card__eyebrow {
  display: inline-block;
  margin: 0 0 0.45rem;
  color: var(--signal);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.gear-card h3,
.howto__step h3,
.board-card h3,
.arrival h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--bay-deep);
}

.gear-card p,
.howto__step p,
.board-card__lede,
.board-list,
.plane-check > p,
.arrival p,
.note {
  margin: 0 0 0.65rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.gear-card p:last-child,
.howto__step p:last-child,
.note:last-child {
  margin-bottom: 0;
}

.gear-card__link {
  display: inline-block;
  margin: 0.1rem 0.85rem 0.1rem 0;
  color: var(--signal-deep);
  font-weight: 700;
  font-size: 0.92rem;
  text-decoration: none;
}

.gear-card__link:hover {
  text-decoration: underline;
  color: var(--signal);
}

.path-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  margin-bottom: 1.1rem;
}

.path-card {
  padding: 1.15rem 1.2rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
}

.path-card--overhead {
  border-color: rgba(0, 47, 167, 0.35);
  background:
    linear-gradient(155deg, rgba(0, 47, 167, 0.08), transparent 55%),
    rgba(255, 255, 255, 0.9);
}

.path-card--pink {
  border-color: rgba(190, 24, 93, 0.28);
  background:
    linear-gradient(160deg, rgba(190, 24, 93, 0.08), transparent 50%),
    rgba(255, 255, 255, 0.9);
}

.path-card__eyebrow {
  margin: 0 0 0.4rem;
  color: var(--klein);
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.path-card--pink .path-card__eyebrow {
  color: var(--pink-tag);
}

.path-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

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

.plane-check {
  margin: 0 0 0.25rem;
  padding: 1.05rem 1.15rem;
  background:
    linear-gradient(145deg, rgba(22, 58, 88, 0.08), rgba(255, 255, 255, 0.75));
}

.aircraft-details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--bay);
  list-style: none;
}

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

.aircraft-details summary::before {
  content: "▸ ";
  color: var(--signal);
}

.aircraft-details[open] summary::before {
  content: "▾ ";
}

.aircraft-details .table-wrap {
  margin-top: 0.85rem;
}

.howto__step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.85rem;
  align-items: start;
  padding: 1.05rem 1.1rem;
}

.howto__num {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  border-radius: 999px;
  background: var(--signal);
  color: #fff8f1;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
}

.board-card {
  padding: 1.2rem 1.25rem 1.35rem;
}

.board-card--pink {
  border-color: rgba(190, 24, 93, 0.28);
  background:
    linear-gradient(160deg, rgba(190, 24, 93, 0.08), transparent 50%),
    rgba(255, 255, 255, 0.78);
}

.board-card--pink .board-card__eyebrow {
  color: var(--pink-tag);
}

.board-list {
  margin: 0;
  padding-left: 1.15rem;
}

.board-list li {
  margin: 0.45rem 0;
}

.arrival {
  margin-top: 0.9rem;
  padding: 1.15rem 1.25rem;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--cream);
  box-shadow: none;
}

.arrival h3 {
  color: var(--cream);
}

.arrival p {
  margin: 0;
  color: rgba(244, 247, 251, 0.78);
}

.airport-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.airport-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
  padding: 0.95rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.85);
}

.airport-list__rank {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--klein);
  letter-spacing: -0.02em;
  line-height: 1;
}

.airport-list strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.airport-list span {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.85);
}

.fit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.fit-table th,
.fit-table td {
  padding: 0.72rem 0.95rem;
  text-align: left;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}

.fit-table th {
  position: sticky;
  top: 0;
  background: #e8eef4;
  font-size: 0.74rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}

.fit-table tbody tr:last-child td {
  border-bottom: 0;
}

.fit-table tbody tr:hover td {
  background: rgba(22, 58, 88, 0.05);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.badge--overhead {
  background: rgba(15, 118, 110, 0.12);
  color: var(--overhead);
}

.badge--pink {
  background: rgba(190, 24, 93, 0.12);
  color: var(--pink-tag);
}

.footer {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 0.5rem 0 2.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  color: var(--muted);
  font-size: 0.9rem;
}

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

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

@keyframes copy-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 900px) {
  .gear-grid,
  .gear-grid--3,
  .howto,
  .board-grid,
  .path-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .site-bar {
    border-radius: 20px;
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    min-height: 58vh;
  }

  .site-bar {
    border-radius: 0;
  }

  .fit-table th,
  .fit-table td {
    white-space: normal;
  }
}

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

  .hero__content,
  .gear-card {
    animation: none !important;
    transition: none !important;
  }
}