/* AIR HUB — site.css (SPACE W dark-space tone: gold + blue orbit) */
:root{
  --bg:#060b14; --bg2:#08111f; --panel:#0b1626; --panel2:#0e1b2f;
  --line:rgba(150,180,220,.14); --line2:rgba(150,180,220,.24);
  --text:#e8eef7; --muted:#93a3b8; --dim:#5c6c82;
  --gold:#d9b26a; --gold2:#f1d596; --blue:#5aa9ff; --teal:#3fd0c9; --white:#e8eef7;
  --good:#3ecf8e; --warn:#f0b429; --bad:#f2665f;
  --r:14px; --wrap:1180px;
  --sans:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.65;letter-spacing:-.01em;word-break:keep-all;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{margin:0;line-height:1.2;letter-spacing:-.03em}
p{margin:0}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#111;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:12px}
:focus-visible{outline:2px solid var(--gold2);outline-offset:3px;border-radius:6px}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:40;background:rgba(6,11,20,.72);backdrop-filter:saturate(140%) blur(14px);-webkit-backdrop-filter:saturate(140%) blur(14px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;justify-content:space-between;height:66px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand-name{font-weight:800;letter-spacing:.06em;font-size:17px}
.brand-by{font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.04em;padding-left:10px;border-left:1px solid var(--line2)}
.nav{display:flex;align-items:center;gap:26px;font-size:14.5px}
.nav a{text-decoration:none;color:var(--muted);transition:color .2s}
.nav a:hover{color:var(--text)}
.nav .nav-cta{color:#111;background:linear-gradient(135deg,var(--gold2),var(--gold));padding:8px 16px;border-radius:999px;font-weight:700}
.nav .nav-cta:hover{color:#111;filter:brightness(1.06)}
.nav .nav-ext{font-family:var(--mono);font-size:12.5px}
.menu-btn{display:none;background:none;border:0;padding:10px;cursor:pointer}
.menu-btn span{display:block;width:22px;height:2px;background:var(--text);margin:4px 0;border-radius:2px;transition:transform .2s,opacity .2s}
.notice{background:linear-gradient(90deg,rgba(217,178,106,.16),rgba(90,169,255,.1));border-bottom:1px solid var(--line);font-size:14px}
.notice .wrap{display:flex;align-items:center;gap:10px;padding-top:9px;padding-bottom:9px}
.notice-dot{width:7px;height:7px;border-radius:50%;background:var(--gold);flex:none;box-shadow:0 0 0 4px rgba(217,178,106,.2)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;padding:88px 0 72px;background:
  radial-gradient(900px 500px at 78% 12%,rgba(47,123,255,.16),transparent 60%),
  radial-gradient(700px 420px at 10% 90%,rgba(217,178,106,.10),transparent 60%),var(--bg)}
.stars{position:absolute;inset:0;pointer-events:none;opacity:.55;background-image:
  radial-gradient(1px 1px at 12% 18%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 32% 72%,#cfe0ff 50%,transparent 51%),
  radial-gradient(1.4px 1.4px at 58% 28%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 76% 62%,#fff 50%,transparent 51%),
  radial-gradient(1.2px 1.2px at 88% 16%,#ffe9bf 50%,transparent 51%),radial-gradient(1px 1px at 22% 44%,#fff 50%,transparent 51%),
  radial-gradient(1px 1px at 66% 84%,#cfe0ff 50%,transparent 51%),radial-gradient(1px 1px at 44% 10%,#fff 50%,transparent 51%),
  radial-gradient(1px 1px at 94% 48%,#fff 50%,transparent 51%),radial-gradient(1px 1px at 6% 66%,#fff 50%,transparent 51%)}
.hero-in{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.eyebrow,.sec-no{font-family:var(--mono);font-size:12px;letter-spacing:.14em;color:var(--gold);text-transform:uppercase;margin-bottom:18px}
.hero h1{font-size:clamp(40px,6.2vw,76px);font-weight:800}
.hero h1 em{font-style:normal;background:linear-gradient(100deg,var(--gold2) 10%,var(--gold) 45%,#8ec8ff 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{margin-top:24px;color:var(--muted);font-size:17.5px;line-height:1.75;max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-tags{list-style:none;margin:34px 0 0;padding:0;display:flex;flex-wrap:wrap;gap:8px 18px;font-family:var(--mono);font-size:12px;letter-spacing:.1em;color:var(--muted)}
.hero-tags li{display:flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;display:inline-block}
.dot-teal{background:var(--teal)}.dot-gold{background:var(--gold)}.dot-blue{background:var(--blue)}.dot-white{background:var(--white)}
.hero-art{margin:0;position:relative}
.hero-art svg{width:100%;height:auto}
.hero-art figcaption,.term-art figcaption{font-family:var(--mono);font-size:10.5px;color:var(--dim);letter-spacing:.08em;text-align:right;margin-top:6px}
.traj{stroke-dasharray:420;stroke-dashoffset:420;animation:draw 3.2s ease-out .3s forwards}
.uam{animation:dash 14s linear infinite}
.signal{animation:dash 3s linear infinite}
.orbit{animation:dash 40s linear infinite}
.sat{animation:float 6s ease-in-out infinite}
.rocket{opacity:0;animation:appear .6s ease-out 3.2s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
@keyframes dash{to{stroke-dashoffset:-220}}
@keyframes float{0%,100%{transform:translate(470px,92px)}50%{transform:translate(470px,86px)}}
@keyframes appear{to{opacity:1}}
.scroll{position:relative;display:block;width:max-content;margin:48px auto 0;font-family:var(--mono);font-size:11px;letter-spacing:.16em;color:var(--dim);text-decoration:none}
.scroll:hover{color:var(--muted)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:999px;font:inherit;font-weight:700;font-size:15px;text-decoration:none;cursor:pointer;border:1px solid transparent;transition:filter .2s,background .2s,border-color .2s,opacity .2s;white-space:nowrap}
.btn-gold{color:#15110a;background:linear-gradient(135deg,var(--gold2),var(--gold));box-shadow:0 8px 30px -12px rgba(217,178,106,.6)}
.btn-gold:hover{filter:brightness(1.06)}
.btn-line{color:var(--text);border-color:var(--line2);background:rgba(255,255,255,.02)}
.btn-line:hover{border-color:var(--gold);background:rgba(217,178,106,.06)}
.btn-sm{min-height:44px;padding:0 16px;font-size:14px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;filter:none}
.linkish{background:none;border:0;color:inherit;font:inherit;padding:0;cursor:pointer;text-decoration:underline;text-underline-offset:3px}

/* ---------- sections ---------- */
.sec{padding:110px 0;border-top:1px solid var(--line)}
.sec-alt{background:var(--bg2)}
.sec-tight{padding:56px 0}
.sec h2{font-size:clamp(30px,4.2vw,48px);font-weight:800}
.sec-lead{color:var(--muted);font-size:17px;max-width:720px;margin-top:20px;line-height:1.75}
.sec-lead strong{color:var(--text)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px}
.card h3{font-size:20px;margin:14px 0 10px}
.card p{color:var(--muted);font-size:15px}
.card-k,.tile-k{font-family:var(--mono);font-size:11.5px;letter-spacing:.14em}
.teal{color:var(--teal)}.gold{color:var(--gold)}.blue{color:var(--blue)}.white{color:var(--white)}

/* modules */
.mods{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:52px}
.mod{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px 30px 26px;overflow:hidden}
.mod::before{content:"";position:absolute;left:0;top:0;right:0;height:2px;background:var(--acc)}
.mod-teal{--acc:var(--teal)}.mod-gold{--acc:var(--gold)}.mod-blue{--acc:var(--blue)}.mod-white{--acc:var(--white)}
.mod header{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:12px;letter-spacing:.12em}
.mod-no{color:var(--dim)}
.mod-name{color:var(--acc);font-weight:600}
.chip{margin-left:auto;font-family:var(--sans);letter-spacing:0;font-size:12px;color:var(--muted);border:1px solid var(--line2);border-radius:999px;padding:3px 10px}
.mod h3{font-size:24px;margin:18px 0 10px}
.mod>p{color:var(--muted);font-size:15.5px}
.mod ul{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:8px;font-size:14.5px}
.mod li{position:relative;padding-left:18px}
.mod li::before{content:"";position:absolute;left:0;top:.72em;width:8px;height:1.5px;background:var(--acc)}
.mod-host{margin-top:22px!important;font-family:var(--mono);font-size:12px;color:var(--dim)}

/* live */
.live{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:52px}
.tile{background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);border-radius:var(--r);padding:26px;min-height:250px;display:flex;flex-direction:column}
.tile-body{margin-top:16px;display:flex;flex-direction:column;gap:6px;flex:1}
.tile .big{font-size:22px;font-weight:800;line-height:1.3;letter-spacing:-.02em}
.tile .meta{color:var(--muted);font-size:14px}
.tile .count{font-family:var(--mono);font-size:28px;font-weight:600;letter-spacing:.02em;margin-top:10px;color:var(--gold2)}
.tile .count small{font-size:12px;color:var(--dim);margin-left:6px;letter-spacing:.06em}
.tile .when{font-family:var(--mono);font-size:13px;color:var(--text)}
.tile .src{margin-top:auto;padding-top:14px;font-family:var(--mono);font-size:11px;color:var(--dim)}
.muted{color:var(--muted)}
.pass{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line)}
.pass:last-of-type{border-bottom:0}
.pass b{font-family:var(--mono);font-weight:600;font-size:14.5px}
.pass span{color:var(--muted);font-size:13px;font-family:var(--mono)}
.verdict{display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:22px}
.verdict i{width:12px;height:12px;border-radius:50%;background:var(--c);box-shadow:0 0 0 5px color-mix(in srgb,var(--c) 22%,transparent)}
.v0{--c:var(--good)}.v1{--c:var(--warn)}.v2{--c:var(--bad)}
.wx-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:14px}
.wx-grid div{background:rgba(255,255,255,.025);border:1px solid var(--line);border-radius:10px;padding:10px}
.wx-grid dt{font-size:11.5px;color:var(--dim);font-family:var(--mono);letter-spacing:.06em}
.wx-grid dd{margin:2px 0 0;font-family:var(--mono);font-size:16px;font-weight:600}
.reasons{font-size:13px;color:var(--muted);margin-top:10px}
.fine{margin-top:22px;font-size:12.5px;color:var(--dim);max-width:820px}

/* terminal */
.term{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.term-art{margin:0}
.floors{list-style:none;margin:34px 0 0;padding:0;display:grid;gap:4px}
.floors li{display:flex;gap:16px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.floors b{flex:none;width:34px;height:34px;border-radius:9px;border:1px solid var(--line2);display:grid;place-items:center;font-family:var(--mono);font-size:13px}
.floors .muted-b{color:var(--muted)}
.floors strong{display:block;font-size:16px}
.floors span{color:var(--muted);font-size:14px}

/* roadmap */
.road{list-style:none;margin:56px 0 0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.road::before{content:"";position:absolute;left:0;right:0;top:19px;height:1px;background:linear-gradient(90deg,var(--gold),var(--line2) 30%,var(--line2))}
.road li{position:relative;padding-right:18px}
.road-p{position:relative;z-index:1;display:inline-grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--bg);border:1px solid var(--line2);font-family:var(--mono);font-size:13px;color:var(--muted)}
.road li.now .road-p{border-color:var(--gold);color:#15110a;background:linear-gradient(135deg,var(--gold2),var(--gold));box-shadow:0 0 0 6px rgba(217,178,106,.14)}
.road strong{display:block;margin-top:18px;font-size:17px}
.road-t{display:block;font-family:var(--mono);font-size:12px;color:var(--gold);margin-top:4px}
.road p{color:var(--muted);font-size:14px;margin-top:8px}

/* family */
.family{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.family a{display:flex;flex-direction:column;gap:4px;padding:18px 20px;border:1px solid var(--line);border-radius:12px;text-decoration:none;background:var(--panel);transition:border-color .2s}
.family a:hover{border-color:var(--gold)}
.family span{font-family:var(--mono);font-size:11px;color:var(--dim);letter-spacing:.06em}
.family strong{font-size:18px;letter-spacing:.04em}
.family em{font-style:normal;font-family:var(--mono);font-size:12px;color:var(--muted)}
.family .cur{border-color:rgba(217,178,106,.5);background:linear-gradient(180deg,rgba(217,178,106,.08),var(--panel))}

/* contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:56px;align-items:start}
.contact-points{list-style:none;margin:28px 0 0;padding:0;display:grid;gap:10px;color:var(--muted);font-size:15px}
.contact-points li::before{content:"→ ";color:var(--gold)}
.form{background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:30px;display:grid;gap:16px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:7px;font-size:14px}
.field>span{color:var(--muted)}
.field i{font-style:normal;color:var(--dim);font-size:12px;margin-left:4px}
.inline{display:flex;gap:8px}
.inline input{flex:1;min-width:0}
input,select,textarea{width:100%;font:inherit;font-size:16px;color:var(--text);background:#07101d;border:1px solid var(--line2);border-radius:10px;padding:11px 14px;min-height:46px}
textarea{resize:vertical;min-height:120px}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(217,178,106,.18)}
input[readonly]{opacity:.7}
.hint{font-size:12.5px;color:var(--muted)}
.hint.ok{color:var(--good)}
.hp{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.agree{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted)}
.agree input{width:18px;min-height:18px;height:18px;margin-top:3px;flex:none;accent-color:var(--gold)}
.form-msg{min-height:1.4em;font-size:14px;text-align:center}
.form-msg.err{color:var(--bad)}.form-msg.ok{color:var(--good)}
.form.done{text-align:center;place-items:center;padding:56px 30px}
.form.done h3{font-size:24px}
.form.done p{color:var(--muted)}

/* footer */
.foot{border-top:1px solid var(--line);padding:44px 0 56px;background:#04080f;font-size:13px;color:var(--dim)}
.foot-top{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-bottom:22px}
.foot .brand-name{font-size:15px;color:var(--text)}
.foot-links{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted)}
.foot-links .linkish{text-decoration:none}
.foot-links .linkish:hover{color:var(--text)}
.biz{line-height:1.9}
.copy{margin-top:14px;font-family:var(--mono);font-size:11px;letter-spacing:.06em}

/* dialogs */
.dlg{width:min(720px,calc(100vw - 32px));max-height:min(80vh,760px);padding:0;border:1px solid var(--line2);border-radius:16px;background:var(--panel);color:var(--text)}
.dlg::backdrop{background:rgba(2,5,10,.72);backdrop-filter:blur(4px)}
.dlg-head{position:sticky;top:0;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;border-bottom:1px solid var(--line);background:var(--panel)}
.dlg-head h2{font-size:19px}
.dlg-x{background:none;border:1px solid var(--line2);color:var(--text);width:40px;height:40px;border-radius:10px;cursor:pointer;font-size:15px}
.dlg-body{padding:6px 22px 24px;font-size:14.5px;color:var(--muted)}
.dlg-body h3{font-size:15.5px;color:var(--text);margin:20px 0 6px}

/* reveal */
.rv{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-in,.term,.contact{grid-template-columns:1fr}
  .hero-art{max-width:560px;margin:0 auto}
  .term-art{max-width:480px}
  .live{grid-template-columns:1fr 1fr}
  .family{grid-template-columns:1fr 1fr}
  .road{grid-template-columns:1fr;gap:0}
  .road::before{left:19px;right:auto;top:0;bottom:0;width:1px;height:auto;background:linear-gradient(180deg,var(--gold),var(--line2) 30%)}
  .road li{display:grid;grid-template-columns:40px 1fr;gap:18px;padding:0 0 26px}
  .road strong{margin-top:8px}
}
@media (max-width:820px){
  .menu-btn{display:block}
  .nav{position:fixed;left:0;right:0;top:66px;flex-direction:column;align-items:stretch;gap:0;background:rgba(6,11,20,.97);border-bottom:1px solid var(--line);padding:8px 16px 18px;transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .2s,transform .2s,visibility .2s}
  .nav.open{transform:none;opacity:1;visibility:visible}
  .nav a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .nav .nav-cta{margin-top:12px;text-align:center;border-bottom:0}
  .nav .nav-ext{border-bottom:0}
  .menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
  .menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
  .menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
  .grid3,.mods,.live{grid-template-columns:1fr}
  .br-d{display:none}
}
@media (max-width:560px){
  .wrap{padding:0 16px}
  .brand-by{display:none}
  .hero{padding:56px 0 48px}
  .sec{padding:76px 0}
  .field-row{grid-template-columns:1fr}
  .family{grid-template-columns:1fr}
  .form{padding:22px 18px}
  .mod,.card,.tile{padding:22px}
  .wx-grid{grid-template-columns:repeat(3,1fr)}
  .inline{flex-wrap:wrap}
  .inline .btn{width:100%}
}