/* ============ LUMA — auto-animation landing ============ */
:root{
  --bg:#060b18; --bg2:#0b1428; --surface:rgba(13,22,41,.72);
  --ink:#f4f7ff; --muted:#9fb0cc;
  --amber:#ffb347; --amber2:#ff8a3d; --cyan:#7dd3fc; --violet:#a78bfa;
  --line:rgba(148,178,255,.16);
  --font:'Space Grotesk',system-ui,sans-serif; --body:'Inter',system-ui,sans-serif;
  --r:18px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--body);overflow-x:hidden;min-height:100dvh}
h1,h2,h3,.brand-name,.btn{font-family:var(--font)}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
::selection{background:var(--amber);color:#1a1206}

/* ---------- loader ---------- */
.loader{position:fixed;inset:0;z-index:200;background:var(--bg);display:flex;flex-direction:column;gap:18px;align-items:center;justify-content:center;transition:opacity .6s,visibility .6s}
.loader.done{opacity:0;visibility:hidden}
.loader-ring{width:54px;height:54px;border-radius:50%;border:3px solid rgba(255,179,71,.2);border-top-color:var(--amber);animation:spin 1s linear infinite}
.loader-text{font-family:var(--font);letter-spacing:.5em;font-weight:700;color:var(--amber);font-size:14px;padding-left:.5em}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- starfield canvas ---------- */
.stars{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.9}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;display:flex;align-items:center;gap:26px;padding:14px 26px;
  background:rgba(6,11,24,.55);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);transform:translateY(-110%);animation:navIn 1s .9s cubic-bezier(.2,.8,.2,1) forwards}
@keyframes navIn{to{transform:none}}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;letter-spacing:.14em}
.brand-planet{width:26px;height:26px;border-radius:50%;background:radial-gradient(circle at 35% 35%,#ffd9a0,var(--amber2));position:relative;box-shadow:0 0 18px rgba(255,179,71,.55);animation:planetFloat 5s ease-in-out infinite}
.brand-planet::after{content:"";position:absolute;left:-7px;right:-7px;top:50%;height:5px;margin-top:-2.5px;border:2px solid var(--cyan);border-radius:50%;transform:rotate(-18deg);opacity:.9}
@keyframes planetFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-3px)}}
.nav-links{display:flex;gap:26px;margin:0 auto}
.nav-links a{font-size:14.5px;font-weight:500;color:var(--muted);position:relative;padding:6px 2px;transition:color .25s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:linear-gradient(90deg,var(--amber),var(--cyan));border-radius:2px;transition:width .3s}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:12px}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:6px}
.burger span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:.3s}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 26px;border-radius:999px;
  font-weight:600;font-size:14.5px;cursor:pointer;border:1px solid transparent;transition:transform .25s,box-shadow .25s,background .25s;white-space:nowrap}
.btn:active{transform:scale(.96)}
.btn-glow{background:linear-gradient(135deg,var(--amber),var(--amber2));color:#241100;box-shadow:0 6px 26px rgba(255,138,61,.4)}
.btn-glow:hover{transform:translateY(-2px);box-shadow:0 10px 34px rgba(255,138,61,.55)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:var(--line);color:var(--ink);padding:10px 22px}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-line{background:rgba(6,11,24,.45);border-color:rgba(255,255,255,.35);color:var(--ink);backdrop-filter:blur(6px)}
.btn-line:hover{border-color:var(--cyan);box-shadow:0 0 22px rgba(125,211,252,.35);transform:translateY(-2px)}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;z-index:2}
.hero-bg{position:absolute;inset:-4%;background:url('city-hero.webp') center/cover;animation:kenburns 26s ease-in-out infinite alternate;will-change:transform}
@keyframes kenburns{from{transform:scale(1) translate(0,0)}to{transform:scale(1.12) translate(-1.5%,1%)}}
.hero-shade{position:absolute;inset:0;background:
  linear-gradient(180deg,rgba(6,11,24,.62) 0%,rgba(6,11,24,.12) 34%,rgba(6,11,24,.18) 62%,var(--bg) 100%),
  radial-gradient(80% 60% at 20% 80%,rgba(6,11,24,.55),transparent)}
.clouds{position:absolute;left:-20%;right:-20%;height:220px;bottom:-40px;opacity:.5;filter:blur(28px);
  background:radial-gradient(40% 100% at 20% 50%,rgba(255,255,255,.5),transparent),radial-gradient(35% 100% at 65% 40%,rgba(255,235,210,.4),transparent),radial-gradient(30% 90% at 85% 60%,rgba(255,255,255,.35),transparent);
  animation:drift 34s linear infinite}
.clouds-b{bottom:6%;opacity:.3;animation-duration:52s;animation-direction:reverse}
@keyframes drift{from{transform:translateX(-6%)}to{transform:translateX(6%)}}

/* flying ships */
.ship{position:absolute;top:0;left:0;width:120px;height:26px;pointer-events:none;opacity:0}
.ship i{display:block;width:46px;height:14px;margin-top:6px;border-radius:50% 40% 40% 50%/60%;
  background:linear-gradient(90deg,transparent,var(--amber2) 55%,#fff);
  box-shadow:0 0 18px 4px rgba(255,138,61,.75);position:relative}
.ship i::after{content:"";position:absolute;right:-70px;top:5px;width:70px;height:4px;border-radius:4px;
  background:linear-gradient(90deg,rgba(255,180,90,0),rgba(255,180,90,.9))}
.ship-1{animation:fly1 17s linear infinite}
.ship-2{animation:fly2 23s linear 4s infinite}
.ship-3{animation:fly3 29s linear 9s infinite;transform:scale(.7)}
.ship-4{animation:fly2 26s linear 15s infinite;transform:scale(1.25)}
@keyframes fly1{0%{transform:translate(-15vw,22vh);opacity:0}8%{opacity:1}88%{opacity:1}100%{transform:translate(115vw,30vh);opacity:0}}
@keyframes fly2{0%{transform:translate(115vw,16vh) scaleX(-1);opacity:0}8%{opacity:1}88%{opacity:1}100%{transform:translate(-15vw,24vh) scaleX(-1);opacity:0}}
@keyframes fly3{0%{transform:translate(-15vw,38vh);opacity:0}8%{opacity:1}88%{opacity:1}100%{transform:translate(115vw,30vh);opacity:0}}

.hero-inner{position:relative;z-index:3;max-width:1120px;margin:0 auto;padding:120px 22px 80px;width:100%}
.kicker{display:flex;align-items:center;gap:10px;font-size:12.5px;letter-spacing:.28em;font-weight:600;color:var(--cyan);margin-bottom:20px}
.pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 0 rgba(255,179,71,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 12px rgba(255,179,71,0)}100%{box-shadow:0 0 0 0 rgba(255,179,71,0)}}
.hero-title{font-size:clamp(44px,8.5vw,96px);line-height:1.02;font-weight:700;letter-spacing:-.01em;text-shadow:0 4px 40px rgba(0,0,0,.5)}
.hero-title .ch{display:inline-block;opacity:0;transform:translateY(46px) rotate(4deg);animation:charIn .7s cubic-bezier(.2,.8,.2,1) forwards}
@keyframes charIn{to{opacity:1;transform:none}}
.neon{color:var(--amber);text-shadow:0 0 14px rgba(255,179,71,.8),0 0 46px rgba(255,138,61,.5);animation:flicker 6s infinite}
@keyframes flicker{0%,100%{opacity:1}92%{opacity:1}93%{opacity:.55}94%{opacity:1}96%{opacity:.7}97%{opacity:1}}
.hero-sub{max-width:560px;margin-top:22px;color:#d7e2f5;font-size:clamp(15px,2vw,18px);line-height:1.65;text-shadow:0 2px 14px rgba(0,0,0,.6)}
.hero-btns{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.scroll-hint{position:absolute;left:50%;bottom:26px;transform:translateX(-50%);z-index:3;width:26px;height:44px;border:2px solid rgba(255,255,255,.5);border-radius:14px;display:flex;justify-content:center;padding-top:8px}
.scroll-hint span{width:4px;height:9px;border-radius:4px;background:var(--amber);animation:wheel 1.8s ease-in-out infinite}
@keyframes wheel{0%{transform:translateY(0);opacity:1}70%{transform:translateY(14px);opacity:0}100%{opacity:0}}

/* scroll reveals */
.reveal{opacity:0;transform:translateY(34px);transition:opacity .8s cubic-bezier(.2,.8,.2,1),transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.12s}.d2{transition-delay:.24s}.d3{transition-delay:.36s}

/* ---------- sections ---------- */
.section{position:relative;z-index:2;padding:110px 0}
.sec-title{font-size:clamp(32px,5vw,54px);letter-spacing:-.01em;margin:14px 0 16px}
.sec-sub{color:var(--muted);max-width:640px;font-size:17px;line-height:1.7}
.about{background:linear-gradient(180deg,var(--bg),var(--bg2))}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:32px 28px;backdrop-filter:blur(10px);
  transition:transform .35s,box-shadow .35s,border-color .35s;position:relative;overflow:hidden}
.card::before{content:"";position:absolute;inset:0;background:radial-gradient(60% 50% at 50% 0%,rgba(255,179,71,.14),transparent);opacity:0;transition:opacity .35s}
.card:hover{transform:translateY(-8px);border-color:rgba(255,179,71,.45);box-shadow:0 24px 60px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card-ico{font-size:30px;color:var(--amber);margin-bottom:16px;animation:iconBob 4s ease-in-out infinite}
.card:nth-child(2) .card-ico{animation-delay:1.2s;color:var(--cyan)}
.card:nth-child(3) .card-ico{animation-delay:2.4s;color:var(--violet)}
@keyframes iconBob{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--muted);line-height:1.7;font-size:15px}

/* stats */
.stats{background:linear-gradient(135deg,#0d1830,#131a33);border-top:1px solid var(--line);border-bottom:1px solid var(--line);position:relative;z-index:2;overflow:hidden}
.stats::after{content:"";position:absolute;inset:0;background:radial-gradient(50% 120% at 80% 50%,rgba(125,211,252,.12),transparent);animation:statsGlow 7s ease-in-out infinite alternate}
@keyframes statsGlow{from{opacity:.5}to{opacity:1}}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:56px 22px;position:relative;z-index:1}
.stat{text-align:center}
.stat b{display:block;font-size:clamp(30px,4vw,46px);font-family:var(--font);color:var(--amber)}
.stat span{color:var(--muted);font-size:14px}

/* news marquee */
.news{padding:70px 0 10px;position:relative;z-index:2;text-align:center}
.marquee{margin-top:26px;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:56px;width:max-content;padding:18px 0;animation:marquee 26s linear infinite}
.marquee-track span{font-family:var(--font);font-size:15px;color:var(--muted);white-space:nowrap}
@keyframes marquee{to{transform:translateX(-50%)}}

/* missions */
.missions{background:var(--bg2)}
.missions-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:48px}
.mission{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:34px 30px;position:relative;overflow:hidden;transition:transform .35s,border-color .35s}
.mission:hover{transform:translateY(-8px) scale(1.01);border-color:rgba(125,211,252,.5)}
.mission-tag{font-family:var(--font);font-size:13px;color:var(--cyan);letter-spacing:.2em;margin-bottom:14px}
.mission h3{font-size:22px;margin-bottom:10px}
.mission p{color:var(--muted);line-height:1.7;font-size:15px;margin-bottom:20px}
.mission-link{font-weight:600;color:var(--amber);font-size:15px}
.mission-link:hover{text-shadow:0 0 16px rgba(255,179,71,.7)}

/* cta */
.cta{padding:120px 0;text-align:center;position:relative;z-index:2;background:radial-gradient(70% 90% at 50% 100%,rgba(255,138,61,.14),transparent),var(--bg)}
.cta .sec-sub{margin:0 auto}
.cta-form{display:flex;gap:12px;justify-content:center;margin-top:36px;flex-wrap:wrap}
.cta-form input{background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:999px;padding:13px 22px;color:var(--ink);
  font-family:inherit;font-size:15px;min-width:230px;outline:none;transition:border-color .25s,box-shadow .25s}
.cta-form input:focus{border-color:var(--amber);box-shadow:0 0 0 3px rgba(255,179,71,.18)}
.cta-form input::placeholder{color:#6b7d9c}
.form-ok{margin-top:22px;color:var(--cyan);font-weight:600}

/* footer */
.footer{border-top:1px solid var(--line);padding:28px 0;position:relative;z-index:2;background:var(--bg)}
.foot-row{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.foot-note{color:var(--muted);font-size:13.5px}

/* ---------- chat widget ---------- */
.chat{position:fixed;right:22px;bottom:22px;z-index:150;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.chat-fab{width:60px;height:60px;border-radius:50%;border:0;cursor:pointer;font-size:26px;background:rgba(20,30,52,.85);backdrop-filter:blur(8px);
  box-shadow:0 10px 30px rgba(0,0,0,.5),0 0 0 1px var(--line);transition:transform .25s;animation:fabPulse 3s infinite}
.chat-fab:hover{transform:scale(1.08)}
@keyframes fabPulse{0%,100%{box-shadow:0 10px 30px rgba(0,0,0,.5),0 0 0 0 rgba(125,211,252,.5)}50%{box-shadow:0 10px 30px rgba(0,0,0,.5),0 0 0 12px rgba(125,211,252,0)}}
.chat-hint{display:flex;flex-direction:column;gap:8px;align-items:flex-end;animation:hintIn .5s cubic-bezier(.2,.8,.2,1)}
.chat-hint p{background:rgba(20,30,52,.92);border:1px solid var(--line);padding:10px 16px;border-radius:16px 16px 4px 16px;font-size:13.5px;box-shadow:0 8px 24px rgba(0,0,0,.4)}
@keyframes hintIn{from{opacity:0;transform:translateY(12px)}}
.chat-panel{width:320px;max-width:calc(100vw - 44px);background:rgba(13,22,41,.96);border:1px solid var(--line);border-radius:20px;overflow:hidden;
  box-shadow:0 24px 70px rgba(0,0,0,.6);animation:hintIn .35s cubic-bezier(.2,.8,.2,1)}
.chat-head{display:flex;gap:12px;align-items:center;padding:16px;border-bottom:1px solid var(--line);background:rgba(255,179,71,.06)}
.chat-avatar{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--amber),var(--amber2));color:#241100;font-weight:700;display:flex;align-items:center;justify-content:center;font-family:var(--font)}
.chat-head b{display:block;font-size:15px}.chat-head small{color:var(--muted);font-size:12px}
.chat-body{padding:16px;display:flex;flex-direction:column;gap:10px;min-height:120px;max-height:260px;overflow-y:auto}
.msg{max-width:85%;padding:10px 14px;border-radius:14px;font-size:13.5px;line-height:1.55;animation:hintIn .3s}
.msg.bot{background:rgba(255,255,255,.07);border:1px solid var(--line);align-self:flex-start;border-radius:14px 14px 14px 4px}
.msg.me{background:linear-gradient(135deg,var(--amber),var(--amber2));color:#241100;align-self:flex-end;border-radius:14px 14px 4px 14px;font-weight:500}
.msg.typing{display:flex;gap:5px;padding:14px 16px}
.msg.typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:blink 1.2s infinite}
.msg.typing i:nth-child(2){animation-delay:.2s}.msg.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,100%{opacity:.3}50%{opacity:1}}
.chat-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}
.chat-input input{flex:1;background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:999px;padding:10px 16px;color:var(--ink);font-family:inherit;font-size:13.5px;outline:none}
.chat-input input:focus{border-color:var(--cyan)}
.chat-input button{width:40px;height:40px;border-radius:50%;border:0;background:linear-gradient(135deg,var(--amber),var(--amber2));color:#241100;font-size:16px;cursor:pointer}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .cards,.missions-grid{grid-template-columns:1fr}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:30px}
}
@media(max-width:760px){
  .nav-links{position:fixed;top:64px;left:12px;right:12px;flex-direction:column;background:rgba(10,17,34,.97);border:1px solid var(--line);
    border-radius:16px;padding:18px;gap:4px;margin:0;transform:translateY(-140%);transition:transform .35s cubic-bezier(.2,.8,.2,1)}
  .nav-links.open{transform:none}
  .nav-links a{padding:12px 8px;font-size:16px}
  .burger{display:flex}
  .nav{gap:14px;padding:12px 16px}
  .nav-cta .btn-ghost{display:none}
  .section{padding:80px 0}
  .chat{right:14px;bottom:14px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .hero-bg{animation:none}
}