:root{color-scheme:light;--ink:#14242d;--muted:#61737e;--panel:#ffffff;--line:#d6e1e6;--blue:#1d6089;--teal:#2a8991;--gold:#ad781f;--green:#28785d;--shadow:0 18px 45px rgba(24,40,50,.13);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;background:linear-gradient(180deg,#f7fbfc,#eaf1f4 420px,#edf3f6);color:var(--ink)}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.shell{width:min(1440px,calc(100% - 32px));margin:0 auto;padding:22px 0 48px}.topbar{justify-content:space-between;gap:16px;padding:14px 16px;border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.9);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.brand,.topbar{display:flex;align-items:center}.brand{gap:13px}.brandMark{display:grid;place-items:center;width:54px;height:54px;border-radius:14px;background:linear-gradient(135deg,var(--blue),var(--teal) 60%,var(--gold));color:#fff;font-weight:950}.brand strong{display:block;font-size:1.2rem}.brand small,.sectionHead span,p,small{color:var(--muted)}.navLinks{display:flex;flex-wrap:wrap;gap:8px}.cardActions a,.heroActions a,.navLinks a{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 13px;border:1px solid var(--line);border-radius:6px;background:#f8fbfc;font-weight:850}.hero{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-gap:24px;gap:24px;align-items:end;min-height:430px;margin:14px 0;padding:32px;border-radius:8px;overflow:hidden;color:#fff;box-shadow:var(--shadow);background:linear-gradient(105deg,rgba(18,40,50,.97),rgba(24,68,83,.8)),url(https://images.unsplash.com/photo-1436491865332-7a61a109cc05?auto=format&fit=crop&w=1800&q=80) 50%/cover}.eyebrow{color:var(--teal);font-size:.76rem;font-weight:950;text-transform:uppercase}.hero .eyebrow{color:#9be1de}.hero h1{max-width:980px;margin:12px 0 0;font-size:clamp(2.6rem,6vw,5.6rem);line-height:.94}.hero p{max-width:700px;color:rgba(255,255,255,.83);font-size:1.05rem;line-height:1.55}.heroActions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.heroActions a:first-child{background:#fff;color:var(--ink)}.heroActions a:last-child{color:#fff;background:rgba(255,255,255,.13);border-color:rgba(255,255,255,.3)}.heroStats{display:grid;grid-gap:10px;gap:10px}.card,.featureBand,.heroStats article,.mapCanvasPanel,.mapSidePanel,.mapToolbar,.panel,.profileHero{border:1px solid var(--line);border-radius:8px;background:var(--panel)}.heroStats article{padding:15px;background:rgba(255,255,255,.92);color:var(--ink)}.heroStats strong{display:block;font-size:1.8rem}.featureBand{display:grid;grid-template-columns:.7fr 1fr;grid-gap:18px;gap:18px;padding:20px;margin-bottom:14px}.featureBand h2,.profileHero h1,.sectionHead h1,.sectionHead h2{margin:6px 0 0;font-size:clamp(1.45rem,3vw,2.35rem);line-height:1.05}.panel,.profileHero{padding:18px;margin-bottom:14px}.quiet{background:#fbfdfe}.searchControls{display:grid;grid-template-columns:minmax(260px,1fr) 250px;grid-gap:12px;gap:12px}label{display:grid;grid-gap:7px;gap:7px;color:#334955;font-size:.86rem;font-weight:850}input,select{width:100%;min-height:44px;border:1px solid var(--line);border-radius:6px;background:#fbfdfe;color:var(--ink);padding:0 12px}.sectionHead{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;margin:16px 0}.coverageGrid,.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));grid-gap:12px;gap:12px}.coverageGrid{grid-template-columns:repeat(auto-fill,minmax(285px,1fr))}.card{display:grid;grid-gap:14px;gap:14px;min-height:205px;padding:16px}.card h3{margin:4px 0 0;font-size:1.14rem}.code{color:var(--blue);font-weight:950;font-size:.82rem}.pills{display:flex;flex-wrap:wrap;gap:8px}.pills span{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:999px;background:#edf4f6;color:#334955;font-size:.76rem;font-weight:850}.cardActions{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}.cardActions a:first-child{background:var(--blue);color:#fff;border-color:var(--blue)}.profileHero{display:grid;grid-template-columns:minmax(0,1fr) 315px;grid-gap:18px;gap:18px}.mapExperience{margin-top:14px}.mapToolbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,560px);grid-gap:18px;gap:18px;align-items:end;padding:20px;margin-bottom:14px;box-shadow:var(--shadow)}.mapToolbar h1{margin:6px 0 0;font-size:clamp(1.8rem,4vw,3.6rem);line-height:.98}.mapControls{display:grid;grid-template-columns:minmax(170px,1fr) 190px auto;grid-gap:12px;gap:12px;align-items:end}.zoomControls{display:grid;grid-template-columns:42px 64px 42px 72px;grid-gap:7px;gap:7px;align-items:center}.zoomControls button,.zoomControls span{min-height:44px;border:1px solid var(--line);border-radius:6px;background:#fbfdfe;color:var(--ink);font-weight:950}.zoomControls span{display:grid;place-items:center;color:var(--muted);background:#fff;font-size:.82rem}.mapLayout{display:grid;grid-template-columns:minmax(0,1fr) 340px;grid-gap:14px;gap:14px;align-items:start}.mapCanvasPanel{position:relative;overflow:hidden;min-height:520px;box-shadow:var(--shadow)}.airportCanvas{display:block;width:100%;height:auto;aspect-ratio:975/610;cursor:crosshair;background:#dcecf1}.mapLegend{position:absolute;left:14px;right:14px;bottom:14px;display:flex;flex-wrap:wrap;gap:10px;padding:10px 12px;border:1px solid rgba(216,226,230,.9);border-radius:8px;background:rgba(255,255,255,.92);color:#334955;font-size:.78rem;font-weight:850}.mapSidePanel{display:grid;grid-gap:14px;gap:14px;padding:14px;box-shadow:var(--shadow)}.mapStats{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}.mapStats article,.miniRouteList,.selectedAirport{border:1px solid var(--line);border-radius:8px;background:#f8fbfc;padding:14px}.mapStats strong{display:block;font-size:1.45rem}.selectedAirport h2{margin:4px 0 0}.miniRouteList{display:grid;grid-gap:8px;gap:8px}.miniRouteList a{display:grid;grid-template-columns:52px 1fr;grid-gap:2px 8px;gap:2px 8px;padding:10px;border:1px solid var(--line);border-radius:8px;background:#fff}.miniRouteList strong{grid-row:span 2;color:var(--blue)}.miniRouteList small{color:var(--muted)}@media (max-width:900px){.featureBand,.hero,.mapControls,.mapLayout,.mapToolbar,.profileHero,.searchControls{grid-template-columns:1fr}.sectionHead,.topbar{align-items:stretch;flex-direction:column}.navLinks{width:100%}.navLinks a{flex:1 1}.mapCanvasPanel{min-height:0}}@media (max-width:560px){.shell{width:min(100% - 20px,1440px);padding-top:10px}.hero{padding:20px;min-height:auto}.hero h1{font-size:2.55rem}.zoomControls{grid-template-columns:42px 1fr 42px 72px}}