:root {
  color-scheme: dark;
  --ink: #f6f8f7;
  --muted: #a6b1ad;
  --line: rgba(255,255,255,.11);
  --panel: rgba(18,28,25,.76);
  --panel-solid: #121d1a;
  --green: #72e6a5;
  --green-strong: #22c875;
  --amber: #ffbd69;
  --blue: #7cc8ff;
  --page: #07100d;
  --radius: 28px;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--page); -webkit-text-size-adjust: 100%; }
body { margin: 0; overflow-x: hidden; color: var(--ink); background: var(--page); font: 400 16px/1.6 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif; letter-spacing: -.012em; }
button, input, select, textarea { font: inherit; }
.signal-snow { position: fixed; inset: 0; z-index: 0; width: 100%; height: 100%; pointer-events: none; opacity: .72; }
.site-header, main, .site-footer { position: relative; }
.site-header { z-index: 50; }
main, .site-footer { z-index: 1; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
.shell { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; padding-top: env(safe-area-inset-top); border-bottom: 1px solid var(--line); background: rgba(7,16,13,.78); -webkit-backdrop-filter: blur(22px) saturate(150%); backdrop-filter: blur(22px) saturate(150%); }
.nav-wrap { height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; font-weight: 720; letter-spacing: -.03em; }
.brand-mark { width: 32px; height: 32px; display: grid; place-items: center; border-radius: 10px; color: #06110c; background: linear-gradient(135deg, #9df1bd, #34d881); box-shadow: 0 0 28px rgba(52,216,129,.22); }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: 14px; font-weight: 600; padding: 9px 13px; border-radius: 999px; transition: .2s ease; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); background: rgba(255,255,255,.08); }
.nav-links .nav-cta { color: #06110c; background: var(--green); }
.menu-button { display: none; width: 44px; height: 44px; padding: 0; border: 0; border-radius: 12px; color: var(--ink); background: transparent; font-size: 22px; cursor: pointer; touch-action: manipulation; }
.hero { position: relative; overflow: hidden; padding: 108px 0 86px; }
.hero::before { content: ""; position: absolute; width: 800px; height: 800px; left: 50%; top: -590px; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(circle, rgba(60,224,133,.32), rgba(21,131,84,.07) 48%, transparent 70%); pointer-events: none; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; color: var(--green); font-size: 13px; font-weight: 720; letter-spacing: .08em; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 14px currentColor; }
.hero h1 { max-width: 900px; margin: 18px 0 22px; font-size: clamp(52px, 8vw, 94px); line-height: .96; letter-spacing: -.067em; font-weight: 760; }
.gradient-text { color: transparent; background: linear-gradient(110deg, #f7fffa 10%, #a1efbf 54%, #6cc7ff); background-clip: text; -webkit-background-clip: text; }
.hero-copy { max-width: 690px; color: var(--muted); font-size: clamp(18px, 2.3vw, 23px); line-height: 1.48; letter-spacing: -.025em; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 48px; padding: 0 20px; border: 1px solid var(--line); border-radius: 999px; text-decoration: none; font-weight: 680; transition: transform .2s ease, background .2s ease; }
.button:hover { transform: translateY(-2px); }
.button.primary { color: #04110a; border-color: transparent; background: var(--green); }
.button.secondary { background: rgba(255,255,255,.06); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); max-width: 660px; margin-top: 68px; border-top: 1px solid var(--line); }
.stat { padding: 21px 20px 0 0; }
.stat strong { display: block; font-size: 30px; line-height: 1.1; letter-spacing: -.045em; }
.stat span { color: var(--muted); font-size: 13px; }
.section { padding: 92px 0; }
.section.soft { border-block: 1px solid var(--line); background: linear-gradient(180deg, rgba(255,255,255,.025), rgba(255,255,255,.008)); }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 28px; margin-bottom: 34px; }
.section-head h2, .page-head h1 { margin: 8px 0 0; font-size: clamp(36px, 5vw, 58px); line-height: 1.02; letter-spacing: -.055em; }
.section-head p { max-width: 520px; margin: 0; color: var(--muted); }
.map-frame { position: relative; overflow: hidden; min-height: 620px; border: 1px solid var(--line); border-radius: 32px; background: #0a1210; box-shadow: 0 30px 80px rgba(0,0,0,.28); }
.map-frame iframe { display: block; width: 100%; height: 620px; border: 0; }
.map-badge { position: absolute; left: 18px; bottom: 18px; z-index: 2; display: flex; gap: 10px; padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: rgba(4,11,8,.78); backdrop-filter: blur(16px); font-size: 13px; }
.weather-section { overflow: hidden; background: radial-gradient(circle at 12% 18%, rgba(124,200,255,.12), transparent 34%), radial-gradient(circle at 86% 80%, rgba(114,230,165,.1), transparent 32%); }
.weather-panel { position: relative; display: grid; grid-template-columns: minmax(260px, .82fr) 1.6fr; gap: 38px; overflow: hidden; padding: 38px; border: 1px solid rgba(124,200,255,.2); border-radius: 32px; background: linear-gradient(135deg, rgba(16,35,39,.93), rgba(12,26,23,.88)); box-shadow: 0 30px 80px rgba(0,0,0,.24); }
.weather-panel::after { content: ""; position: absolute; width: 380px; height: 380px; right: -180px; top: -220px; border-radius: 50%; background: rgba(124,200,255,.08); filter: blur(4px); pointer-events: none; }
.weather-primary { display: flex; flex-direction: column; align-items: flex-start; }
.weather-status { color: var(--blue); font-size: 13px; font-weight: 700; letter-spacing: .055em; text-transform: uppercase; }
.weather-temperature { margin: 18px 0 3px; font-size: clamp(72px, 10vw, 118px); line-height: .84; letter-spacing: -.085em; }
.weather-feels { color: var(--muted); font-size: 16px; }
.weather-advice { max-width: 330px; margin: auto 0 0; padding-top: 28px; color: #dcece6; font-weight: 620; }
.weather-metrics { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.weather-metrics > div { min-height: 98px; padding: 17px 18px; border: 1px solid var(--line); border-radius: 19px; background: rgba(255,255,255,.045); }
.weather-metrics span { display: block; color: var(--muted); font-size: 12px; font-weight: 650; letter-spacing: .045em; text-transform: uppercase; }
.weather-metrics strong { display: block; margin-top: 8px; font-size: 21px; letter-spacing: -.035em; }
.weather-updated { position: absolute; left: 38px; bottom: 16px; color: rgba(255,255,255,.42); font-size: 11px; }
.grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 18px; }
.card { position: relative; overflow: hidden; min-height: 240px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); text-decoration: none; transition: transform .25s ease, border-color .25s ease; }
.card:hover { transform: translateY(-4px); border-color: rgba(114,230,165,.35); }
.card.large { grid-column: span 7; }
.card.medium { grid-column: span 5; }
.card.third { grid-column: span 4; }
.card h3 { margin: 58px 0 8px; font-size: 27px; line-height: 1.08; letter-spacing: -.04em; }
.card p { max-width: 520px; margin: 0; color: var(--muted); }
.card-icon { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 15px; background: rgba(114,230,165,.12); font-size: 23px; }
.card-arrow { position: absolute; right: 24px; top: 24px; color: var(--muted); font-size: 22px; }
.tone-amber .card-icon { background: rgba(255,189,105,.12); }
.tone-blue .card-icon { background: rgba(124,200,255,.12); }
.updates { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.update-card { display: flex; flex-direction: column; min-height: 260px; padding: 24px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.035); text-decoration: none; }
.update-card[hidden] { display: none !important; }
.update-card time, .meta { color: var(--muted); font-size: 13px; }
.update-card h3 { margin: 18px 0 12px; font-size: 21px; line-height: 1.2; letter-spacing: -.032em; }
.update-card p { color: var(--muted); margin: 0; }
.update-card .read { margin-top: auto; padding-top: 22px; color: var(--green); font-weight: 650; }
.page-head { padding: 92px 0 46px; }
.page-head p { max-width: 700px; color: var(--muted); font-size: 20px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filter { border: 1px solid var(--line); border-radius: 999px; padding: 9px 14px; color: var(--muted); background: transparent; cursor: pointer; }
.filter.is-active { color: #07100d; border-color: var(--green); background: var(--green); }
.article { max-width: 790px; padding: 80px 0 100px; }
.article h1 { font-size: clamp(40px, 6vw, 68px); line-height: 1.03; letter-spacing: -.055em; }
.article-body { color: #d6ddda; font-size: 18px; }
.article-body h2 { margin-top: 2.2em; color: var(--ink); font-size: 32px; letter-spacing: -.04em; }
.article-body h3 { margin-top: 2em; color: var(--ink); }
.article-body a { color: var(--green); }
.article-body img { border-radius: 20px; }
.article-body blockquote { margin-inline: 0; padding: 2px 0 2px 22px; border-left: 3px solid var(--green); color: var(--muted); }
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.info-panel { padding: 30px; border: 1px solid var(--line); border-radius: 24px; background: rgba(255,255,255,.035); }
.code-list { display: grid; grid-template-columns: auto 1fr; gap: 9px 18px; }
.code-list dt { color: var(--muted); }
.code-list dd { margin: 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; word-break: break-all; }
.cta { padding: 54px; border: 1px solid rgba(114,230,165,.25); border-radius: 32px; background: radial-gradient(circle at top right, rgba(66,214,135,.19), transparent 45%), var(--panel-solid); }
.cta h2 { max-width: 700px; margin: 0 0 15px; font-size: clamp(36px, 5vw, 58px); line-height: 1.04; letter-spacing: -.055em; }
.cta p { max-width: 640px; color: var(--muted); font-size: 18px; }
.site-footer { padding: 48px 0 30px; border-top: 1px solid var(--line); color: var(--muted); }
.footer-grid { display: flex; justify-content: space-between; align-items: center; gap: 28px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 18px; }
.footer-links a { text-decoration: none; font-size: 14px; }
.visit-counter { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; overflow: hidden; margin-top: 30px; border: 1px solid var(--line); border-radius: 15px; background: var(--line); }
.visit-counter span { min-width: 0; padding: 10px 13px; background: #0b1512; color: #7f8d88; font: 500 11px/1.35 ui-monospace, SFMono-Regular, Menlo, monospace; text-align: center; }
.visit-counter strong { color: #b9c6c1; font-weight: 700; overflow-wrap: anywhere; }
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .7s ease, transform .7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } }
@media (max-width: 820px) {
  .menu-button { display: block; }
  .menu-button:hover, .menu-button:focus-visible { background: rgba(255,255,255,.08); }
  .nav-links { display: none; position: absolute; top: calc(68px + env(safe-area-inset-top)); right: max(12px, env(safe-area-inset-right)); left: max(12px, env(safe-area-inset-left)); padding: 10px; border: 1px solid var(--line); border-radius: 18px; background: #101a17; box-shadow: 0 20px 50px rgba(0,0,0,.4); }
  .nav-links.is-open { display: grid; }
  .nav-links a { min-height: 44px; padding: 11px 14px; }
  .hero { padding-top: 78px; }
  .section { padding: 70px 0; }
  .section-head { display: block; }
  .section-head p { margin-top: 16px; }
  .card.large, .card.medium, .card.third { grid-column: span 12; }
  .updates { grid-template-columns: 1fr; }
  .info-grid { grid-template-columns: 1fr; }
  .weather-panel { grid-template-columns: 1fr; padding: 28px; }
  .weather-advice { margin-top: 4px; }
  .weather-updated { position: static; grid-column: 1 / -1; margin-top: -18px; }
  .map-frame, .map-frame iframe { min-height: 520px; height: 520px; }
  .cta { padding: 34px 26px; }
  .footer-grid { display: block; }
  .footer-links { margin-top: 18px; }
}
@media (max-width: 520px) {
  .shell { width: min(calc(100% - 32px), var(--max)); }
  .nav-wrap { height: 60px; }
  .brand { min-width: 0; }
  .brand-mark { flex: 0 0 auto; }
  .nav-links { top: calc(60px + env(safe-area-inset-top)); }
  .hero { padding: 56px 0 58px; }
  .hero h1 { margin-top: 14px; font-size: clamp(40px, 12vw, 52px); line-height: 1; letter-spacing: -.058em; }
  .hero-copy { font-size: 17px; line-height: 1.5; }
  .hero .actions .button, .cta .actions .button { width: 100%; }
  .actions { margin-top: 28px; }
  .button { min-height: 50px; }
  .stats { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 44px; }
  .stat { min-width: 0; padding: 17px 8px 0 0; }
  .stat strong { font-size: 25px; overflow-wrap: anywhere; }
  .stat span { display: block; line-height: 1.3; }
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 24px; }
  .section-head h2, .page-head h1 { font-size: 37px; }
  .page-head { padding: 56px 0 30px; }
  .page-head p { font-size: 18px; }
  .card { min-height: 220px; padding: 23px; }
  .card h3 { margin-top: 44px; }
  .map-frame { border-radius: 20px; }
  .map-frame, .map-frame iframe { min-height: 440px; height: 65svh; max-height: 560px; }
  .map-badge { right: 12px; bottom: 12px; left: 12px; justify-content: center; text-align: center; }
  .weather-panel { gap: 28px; padding: 24px 18px; border-radius: 22px; }
  .weather-temperature { font-size: 76px; }
  .weather-metrics { grid-template-columns: 1fr; gap: 9px; }
  .weather-metrics > div { min-height: 76px; padding: 13px 15px; }
  .weather-metrics strong { margin-top: 4px; }
  .weather-updated { margin-top: -12px; }
  .update-card { min-height: 230px; }
  .article { padding: 52px 0 70px; }
  .article-body { font-size: 17px; }
  .article-body h2 { font-size: 28px; }
  .code-list { grid-template-columns: 1fr; gap: 2px; }
  .code-list dd { margin-bottom: 12px; }
  .cta { padding: 30px 20px; border-radius: 24px; }
  .site-footer { padding-bottom: max(30px, env(safe-area-inset-bottom)); }
  .visit-counter { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 360px) {
  .brand > span:last-child { font-size: 14px; }
  .hero h1 { font-size: 38px; }
  .stats { gap: 4px; }
  .stat strong { font-size: 22px; }
}
/* Interactive 24-hour aircraft sightings log */
.aircraft-log-section{background:linear-gradient(180deg,#07100d 0%,#0d1915 100%);color:#f6f8f7}
.aircraft-log-section .section-head h2{color:#fff}
.aircraft-log-controls{display:grid;grid-template-columns:1.35fr repeat(5,minmax(130px,1fr));gap:10px;margin-bottom:14px}
.aircraft-log-controls[data-node-controls]{grid-template-columns:1.5fr repeat(4,minmax(140px,1fr))}
.aircraft-log-controls[hidden]{display:none}
.activity-mode-toggle{display:inline-flex;gap:5px;padding:5px;margin:0 0 16px;border:1px solid rgba(255,255,255,.11);border-radius:13px;background:#0b1512}
.activity-mode-toggle button{border:0;border-radius:9px;background:transparent;color:#91a49c;padding:9px 14px;font-weight:800;cursor:pointer}.activity-mode-toggle button.is-active{background:#34d881;color:#07100d}
.aircraft-log-controls label{display:grid;gap:5px;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#91a49c}
.aircraft-log-controls input,.aircraft-log-controls select{width:100%;min-width:0;border:1px solid rgba(255,255,255,.14);border-radius:10px;background:#101e19;color:#f6f8f7;padding:10px 11px;font:inherit;text-transform:none;letter-spacing:0}
.aircraft-log-summary{margin:0 0 12px;color:#91a49c;font-size:13px}
.aircraft-log-layout{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(310px,.75fr);gap:16px;align-items:start}.aircraft-log-layout>*{min-width:0}
.aircraft-table-wrap{overflow:auto;max-height:820px;border:1px solid rgba(255,255,255,.11);border-radius:16px;background:#0b1512}
.aircraft-table{width:100%;border-collapse:collapse;font-size:13px}
.aircraft-table thead{position:sticky;top:0;z-index:2;background:#172720}
.aircraft-table th{padding:11px 12px;text-align:left;color:#a9bbb4;font-size:10px;letter-spacing:.08em;text-transform:uppercase;white-space:nowrap}
.aircraft-table td{padding:11px 12px;border-top:1px solid rgba(255,255,255,.07);vertical-align:middle;white-space:nowrap}
.aircraft-table tbody tr{cursor:pointer;transition:background .15s ease}
.aircraft-table tbody tr:hover,.aircraft-table tbody tr.is-selected{background:rgba(52,216,129,.11)}
.aircraft-table td strong,.aircraft-table td small{display:block}.aircraft-table td small{color:#82968e;margin-top:2px}
.aircraft-class{display:inline-flex;border-radius:999px;padding:4px 8px;font-size:10px;font-weight:900;letter-spacing:.06em;text-transform:uppercase;background:#26342f;color:#c8d3cf}
.aircraft-class-commercial{background:rgba(59,130,246,.18);color:#8fbcff}.aircraft-class-private{background:rgba(234,179,8,.16);color:#f7d85a}.aircraft-class-military{background:rgba(255,91,103,.18);color:#ff9ca4}
.aircraft-detail{position:sticky;top:82px;overflow:hidden;border:1px solid rgba(255,255,255,.11);border-radius:16px;background:#101e19;min-height:310px}
.aircraft-detail-empty{padding:70px 24px;text-align:center;color:#91a49c}.aircraft-detail-empty span{font-size:42px;color:#34d881}.aircraft-detail-empty h3{color:#fff;margin:12px 0 6px}
.aircraft-photo{display:block;width:100%;height:225px;object-fit:cover;background:#07100d}.aircraft-photo-placeholder{display:grid;place-items:center;height:180px;background:#07100d;color:#70847c}
.aircraft-photo-link{display:block;color:inherit;text-decoration:none;background:#07100d}.aircraft-photo-link small,.aircraft-photo-caption{display:block;padding:7px 11px;color:#91a49c;font-size:10px;line-height:1.35;background:#07100d}
.aircraft-detail-body{padding:18px}.aircraft-detail-title h3{font-size:26px;color:#fff;margin:9px 0 2px}.aircraft-detail-title p{margin:0;color:#a9bbb4}
.aircraft-route{display:grid;grid-template-columns:1fr auto 1fr;gap:10px;align-items:center;margin:17px 0;padding:13px;border-radius:12px;background:#07100d}.aircraft-route span,.aircraft-detail-grid span{display:block;color:#7f948b;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.aircraft-route strong{display:block;color:#eaf1ee;font-size:12px;margin-top:4px}.aircraft-route b{color:#34d881}
.aircraft-detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.aircraft-detail-grid strong{display:block;color:#eaf1ee;font-size:12px;margin-top:3px;overflow-wrap:anywhere}
.node-detail-hero{display:flex;gap:15px;align-items:center;padding:22px;background:linear-gradient(135deg,#173127,#0b1713)}.node-detail-hero>span{display:grid;place-items:center;width:58px;height:58px;border-radius:16px;background:#34d881;color:#07100d;font-size:30px}.node-detail-hero small{color:#83a093;text-transform:uppercase;letter-spacing:.08em}.node-detail-hero h3{margin:3px 0;color:#fff;font-size:23px}.node-detail-hero p{margin:0;color:#91a49c}
@media(max-width:1000px){.aircraft-log-controls{grid-template-columns:repeat(3,1fr)}.aircraft-log-layout{grid-template-columns:1fr}.aircraft-detail{position:static}}
@media(max-width:640px){.aircraft-log-controls,.aircraft-log-controls[data-node-controls]{grid-template-columns:1fr 1fr}.aircraft-table-wrap{max-width:100%;max-height:620px}.aircraft-table{min-width:850px}.aircraft-detail-grid{grid-template-columns:1fr}.aircraft-photo{height:190px}}
@media(max-width:380px){.aircraft-log-controls,.aircraft-log-controls[data-node-controls]{grid-template-columns:1fr}.activity-mode-toggle{display:grid;grid-template-columns:1fr 1fr;width:100%}}