/* Earthz — landing site */
*,*::before,*::after{box-sizing:border-box}
:root{
  --text:#f4f4f5;--muted:#a1a1aa;--faint:#71717a;--line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);
  --card:rgba(24,24,30,.55);--card2:rgba(30,32,40,.7);--accent:#6ee7b7;--blue:#60a5fa;--fire:#ff6a2d;
  --font:'Inter',system-ui,-apple-system,"Segoe UI",sans-serif;--display:'Space Grotesk','Inter',system-ui,sans-serif;--mono:'JetBrains Mono',ui-monospace,monospace;
  --ease:cubic-bezier(.2,.8,.2,1);--r:22px;--max:1180px;
}
/* <html> carries the base colour; <body> must stay transparent or it would paint over the mist canvas (z-index:-1) */
html{min-height:100%;background:#09090b;color-scheme:dark;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;min-height:100%;background:transparent;color:var(--text);font:16px/1.6 var(--font);-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:10px}
.mist-bg{position:fixed;inset:0;width:100%;height:100%;display:block;pointer-events:none;z-index:-1;background:#09090b}
.wrap{width:min(var(--max),100% - 40px);margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------------- flame button ---------------- */
.flame{--fx:30px;--fp:12%;position:relative;display:inline-flex;isolation:isolate;text-decoration:none;user-select:none;-webkit-user-select:none;
  border:0;padding:0;background:none;cursor:pointer;font:inherit;color:inherit;-webkit-tap-highlight-color:transparent;border-radius:9999px;vertical-align:middle}
.flame-halo{position:absolute;inset:-6px;border-radius:9999px;pointer-events:none;z-index:0;opacity:0;
  background:radial-gradient(44% 85% at var(--fp) 50%,rgb(255,214,130) 0%,rgba(255,106,45,.95) 28%,rgba(255,45,85,.5) 50%,rgba(255,45,85,.12) 68%,transparent 80%);
  filter:blur(7px) saturate(1.4);transition:opacity .35s ease-out}
.flame-body{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 32px 0 40px;
  border:1px solid transparent;border-radius:9999px;overflow:hidden;
  background:linear-gradient(100deg,rgb(207,207,207) 0%,rgb(214,214,214) 40%,rgb(228,226,224) 70%,rgb(240,238,236) 100%);
  color:rgb(90,37,10);font:600 14px/1 var(--font);letter-spacing:.05em;text-transform:uppercase;white-space:nowrap;
  transition:transform .2s var(--ease)}
.flame-fx{position:absolute;inset:0;z-index:-1;pointer-events:none;opacity:0;transition:opacity 150ms ease-out}
.flame-fx i{position:absolute;top:50%;border-radius:9999px;transform:translateY(-50%)}
.flame-core{width:121px;height:121px;left:calc(var(--fx) - 60.5px);
  background:radial-gradient(50% 50%,rgb(255,255,245) 3.5%,rgb(255,106,45) 26.5%,rgb(255,218,159) 37.5%,rgba(255,106,45,.5) 49%,rgba(255,45,85,0) 92.5%)}
.flame-glow{width:204px;height:103px;left:calc(var(--fx) - 102px);filter:blur(5px);
  background:radial-gradient(43.3% 44.23% at 50% 49.51%,rgb(255,255,247) 29%,rgb(255,250,205) 48.5%,rgb(244,210,191) 60.71%,rgba(214,211,210,0) 100%)}
.flame-text,.flame-icon,.flame-arrow{position:relative}
.flame-arrow{width:14px;height:14px;flex:none;transition:transform .25s var(--ease)}
.flame-icon{display:inline-flex;width:18px;height:18px;margin-left:-8px}
.flame-icon svg{width:18px;height:18px}
.flame.is-lit .flame-fx{opacity:1}
.flame.is-lit .flame-halo{opacity:.47}
.flame.is-lit .flame-arrow{transform:translateX(3px)}
.flame:active .flame-body{transform:scale(.97)}
.flame.lg .flame-body{height:54px;padding:0 36px 0 46px;font-size:15px}
.flame.sm .flame-body{height:38px;padding:0 20px 0 26px;font-size:12.5px}
.flame.block{display:flex}.flame.block .flame-body{width:100%}
.flame[aria-disabled="true"]{cursor:default}
.flame small{font-size:10px;letter-spacing:.08em;opacity:.75;margin-left:6px}

/* ---------------- nav ---------------- */
.nav{position:sticky;top:0;z-index:30;padding:14px 0;transition:background .3s,backdrop-filter .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(9,9,11,.62);-webkit-backdrop-filter:saturate(160%) blur(16px);backdrop-filter:saturate(160%) blur(16px);border-color:var(--line)}
.nav .wrap{display:flex;align-items:center;gap:22px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:700 21px/1 var(--display);letter-spacing:-.01em}
.brand-globe{position:relative;width:36px;height:36px;flex:none;border-radius:50%}
.brand-globe canvas{position:absolute;inset:0;width:100%;height:100%;opacity:0;transition:opacity .9s ease;pointer-events:none}
.brand-globe.ready canvas{opacity:1}
.brand-globe .orb{position:absolute;inset:4px;border-radius:50%;background:radial-gradient(circle at 32% 30%,#e6f6ff,#6fb6ff 25%,#1b5fd1 55%,#061a44);transition:opacity .6s}
.brand-globe.ready .orb{opacity:0}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{padding:8px 12px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:14.5px;font-weight:500;transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.lang{position:relative}
.lang-btn{display:inline-flex;align-items:center;gap:6px;height:38px;padding:0 12px;border-radius:19px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--text);font:600 12px var(--mono);cursor:pointer}
.lang-btn:hover{background:rgba(255,255,255,.07)}
.lang-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:170px;padding:6px;border-radius:14px;background:rgba(18,18,22,.96);border:1px solid var(--line2);box-shadow:0 20px 50px rgba(0,0,0,.5);z-index:40}
.lang-menu[hidden]{display:none}
.lang-menu button{display:flex;gap:10px;align-items:center;width:100%;padding:9px 10px;border:0;border-radius:9px;background:none;color:var(--muted);font:500 14px var(--font);cursor:pointer;text-align:left}
.lang-menu button b{font:700 11px var(--mono);width:22px;color:var(--faint)}
.lang-menu button:hover,.lang-menu button[aria-checked="true"]{background:rgba(255,255,255,.06);color:var(--text)}
.lang-menu button[aria-checked="true"] b{color:var(--accent)}
.menu-btn{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line2);background:rgba(255,255,255,.03);color:var(--text);cursor:pointer;align-items:center;justify-content:center}

/* ---------------- hero ---------------- */
.hero{position:relative;padding:56px 0 40px;text-align:center}
.hero-globe-wrap{position:relative;width:min(440px,78vw);aspect-ratio:1;margin:0 auto -8px}
.hero-globe-wrap::before{content:"";position:absolute;inset:-14%;border-radius:50%;
  background:radial-gradient(closest-side,rgba(96,165,250,.26),rgba(96,165,250,.08) 55%,transparent 72%);filter:blur(6px);animation:breathe 6s ease-in-out infinite}
.hero-globe{position:absolute;inset:0;width:100%;height:100%}
.hero-globe .orb{inset:6%}
.hero-globe canvas{pointer-events:auto;touch-action:none;cursor:grab}
.hero-globe canvas.dragging{cursor:grabbing}
.orbit{position:absolute;inset:-7%;border-radius:50%;border:1px dashed rgba(255,255,255,.08);animation:spin 60s linear infinite}
.orbit i{position:absolute;top:50%;left:-5px;width:10px;height:10px;margin-top:-5px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--accent)}
.orbit.o2{inset:-16%;animation-duration:90s;animation-direction:reverse;border-color:rgba(255,255,255,.05)}
.orbit.o2 i{background:var(--fire);box-shadow:0 0 14px var(--fire);left:auto;right:-5px;top:30%}
.live-chip{display:inline-flex;align-items:center;gap:8px;padding:7px 14px 7px 10px;border-radius:999px;border:1px solid var(--line2);background:rgba(255,255,255,.04);
  font:600 12.5px var(--mono);color:var(--muted);margin-bottom:22px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.live-chip b{color:var(--text)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 0 rgba(110,231,183,.7);animation:ping 1.8s infinite}
.wordmark{margin:0;font:700 clamp(64px,13vw,150px)/.92 var(--display);letter-spacing:-.045em;
  background:linear-gradient(180deg,#fff 20%,#b9c4d6 95%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero h2{margin:18px auto 0;max-width:820px;font:600 clamp(24px,3.6vw,40px)/1.15 var(--display);letter-spacing:-.02em}
.hero h2 em{font-style:normal;background:linear-gradient(90deg,#ffd29a,#ff6a2d 45%,#ff2d55);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{margin:18px auto 0;max-width:640px;color:var(--muted);font-size:clamp(16px,1.6vw,18.5px)}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px}
.hero-note{margin-top:16px;color:var(--faint);font-size:13.5px}

/* ---------------- sections ---------------- */
section{position:relative}
.sec{padding:96px 0}
.eyebrow{display:inline-block;font:600 12px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec h3.title{margin:0;font:700 clamp(30px,4.2vw,50px)/1.06 var(--display);letter-spacing:-.03em}
.sec p.sub{margin:16px 0 0;color:var(--muted);font-size:17.5px}
.glass{background:var(--card);border:1px solid var(--line);border-radius:var(--r);-webkit-backdrop-filter:blur(14px) saturate(140%);backdrop-filter:blur(14px) saturate(140%)}

/* live stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:8px}
.stat{padding:22px 22px 20px;position:relative;overflow:hidden}
.stat .k{display:flex;align-items:center;gap:8px;color:var(--muted);font-size:13.5px;font-weight:500}
.stat .k i{font-style:normal;font-size:18px}
.stat .v{margin-top:10px;font:700 clamp(34px,4vw,46px)/1 var(--display);letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.stat .s{margin-top:6px;color:var(--faint);font-size:12.5px}
.stat::after{content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;background:radial-gradient(closest-side,var(--c,rgba(96,165,250,.25)),transparent);pointer-events:none}
.ticker{margin-top:14px;overflow:hidden;border-radius:16px;border:1px solid var(--line);background:rgba(255,255,255,.02);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.ticker-track{display:flex;gap:28px;width:max-content;padding:12px 0;animation:marquee 60s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker span{white-space:nowrap;font-size:13.5px;color:var(--muted)}
.ticker span b{color:var(--text);font-weight:600}

/* features */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feat{padding:28px;transition:transform .35s var(--ease),border-color .35s,background .35s}
.feat:hover{transform:translateY(-4px);border-color:var(--line2);background:var(--card2)}
.feat .ic{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:24px;
  background:linear-gradient(135deg,rgba(255,255,255,.1),rgba(255,255,255,.02));border:1px solid var(--line2);margin-bottom:18px}
.feat h4{margin:0 0 8px;font:600 20px/1.25 var(--display);letter-spacing:-.01em}
.feat p{margin:0;color:var(--muted);font-size:15px}
.feat .tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.feat .tags span{font:500 11.5px var(--mono);padding:4px 8px;border-radius:7px;background:rgba(255,255,255,.05);color:var(--muted)}

/* showcase */
.showcase{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.phone{position:relative;width:min(340px,82vw);aspect-ratio:9/19;margin:0 auto;border-radius:48px;padding:12px;
  background:linear-gradient(145deg,#2a2b31,#0c0c0f);box-shadow:0 40px 90px rgba(0,0,0,.6),inset 0 0 0 1.5px rgba(255,255,255,.12),0 0 0 1px #000}
.phone::before{content:"";position:absolute;top:22px;left:50%;width:96px;height:26px;margin-left:-48px;border-radius:14px;background:#000;z-index:3}
.screen{position:relative;width:100%;height:100%;border-radius:37px;overflow:hidden;background:#0a0f1a}
.screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.screen .poster{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 50% 40%,#16305f,#070b14 70%);transition:opacity .6s}
.screen.loaded .poster{opacity:0;pointer-events:none}
.phone-glow{position:absolute;inset:10% -20%;z-index:-1;background:radial-gradient(closest-side,rgba(255,106,45,.18),transparent 70%);filter:blur(30px)}
.checks{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:16px}
.checks li{display:flex;gap:14px;align-items:flex-start}
.checks li i{flex:none;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;font-style:normal;background:rgba(110,231,183,.12);color:var(--accent);font-size:14px;margin-top:1px}
.checks b{display:block;font-weight:600}
.checks span{color:var(--muted);font-size:15px}

/* assistant */
.assistant{display:grid;grid-template-columns:.95fr 1.05fr;gap:56px;align-items:center}
.chat{padding:22px;display:grid;gap:12px}
.chat-head{display:flex;align-items:center;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.chat-head .av{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,#6ee7b7,#60a5fa);font-size:20px}
.chat-head b{display:block}.chat-head small{color:var(--accent);font-size:12px}
.msg{max-width:86%;padding:11px 15px;border-radius:16px;font-size:14.5px;line-height:1.5;opacity:0;transform:translateY(8px);transition:opacity .5s,transform .5s var(--ease)}
.msg.u{justify-self:end;background:linear-gradient(135deg,#3b82f6,#2563eb);border-bottom-right-radius:5px}
.msg.b{justify-self:start;background:rgba(255,255,255,.06);border:1px solid var(--line);border-bottom-left-radius:5px}
.in .msg{opacity:1;transform:none}
.in .msg:nth-child(3){transition-delay:.25s}.in .msg:nth-child(4){transition-delay:.6s}.in .msg:nth-child(5){transition-delay:.95s}.in .msg:nth-child(6){transition-delay:1.3s}
.chat-note{color:var(--faint);font-size:12px;text-align:center}

/* sources */
.sources{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.sources span{padding:10px 16px;border-radius:12px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--muted);font-weight:500;font-size:14.5px}

/* download */
.download{padding:56px;text-align:center;overflow:hidden;position:relative}
.download::before{content:"";position:absolute;inset:-40% -10% auto;height:120%;background:radial-gradient(closest-side,rgba(255,106,45,.16),transparent 70%);pointer-events:none}
.dl-icon{width:112px;height:112px;margin:0 auto 22px;border-radius:26px;box-shadow:0 20px 50px rgba(0,0,0,.5)}
.store-row{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:30px}
.ios-hint{margin:22px auto 0;max-width:520px;padding:14px 18px;border-radius:14px;border:1px dashed var(--line2);color:var(--muted);font-size:14.5px}
.ios-hint[hidden]{display:none}
.soon{margin-top:18px;color:var(--faint);font-size:13.5px}

/* faq */
.faq{max-width:820px;margin:0 auto;display:grid;gap:10px}
.faq details{padding:0 22px;border-radius:16px}
.faq summary{list-style:none;cursor:pointer;padding:20px 0;font-weight:600;font-size:17px;display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font:400 24px/1 var(--font);color:var(--muted);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin:0 0 20px;color:var(--muted)}

/* footer */
footer{padding:48px 0 40px;border-top:1px solid var(--line);margin-top:40px;color:var(--faint);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
footer nav{display:flex;gap:18px}
footer a{text-decoration:none;color:var(--muted)}footer a:hover{color:var(--text)}

/* reveal on scroll */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.features .reveal:nth-child(3n+2){transition-delay:.08s}.features .reveal:nth-child(3n){transition-delay:.16s}
.stats .reveal:nth-child(2){transition-delay:.06s}.stats .reveal:nth-child(3){transition-delay:.12s}.stats .reveal:nth-child(4){transition-delay:.18s}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes breathe{50%{opacity:.7;transform:scale(1.04)}}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(110,231,183,.6)}80%,100%{box-shadow:0 0 0 9px rgba(110,231,183,0)}}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------------- responsive ---------------- */
@media (max-width:1000px){
  .features{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .showcase,.assistant{grid-template-columns:1fr;gap:40px}
  .assistant .chat{order:2}
}
@media (max-width:820px){
  .nav-links{position:fixed;inset:68px 12px auto;flex-direction:column;padding:10px;border-radius:18px;background:rgba(14,14,18,.97);border:1px solid var(--line2);
    box-shadow:0 20px 60px rgba(0,0,0,.6);opacity:0;transform:translateY(-8px);pointer-events:none;transition:.25s var(--ease)}
  .nav-links.open{opacity:1;transform:none;pointer-events:auto}
  .nav-links a{padding:13px 14px;font-size:16px}
  .menu-btn{display:inline-flex;margin-left:auto}
  .nav .nav-cta{display:none}
}
@media (max-width:600px){
  .wrap{width:calc(100% - 32px)}
  .sec{padding:68px 0}
  .hero{padding-top:28px}
  .features{grid-template-columns:1fr}
  .stats{gap:10px}.stat{padding:16px}
  .download{padding:36px 20px}
  .cta-row .flame,.store-row .flame{width:100%;display:flex}.cta-row .flame-body,.store-row .flame-body{width:100%}
  .flame.lg .flame-body{padding:0 26px 0 32px}
  footer .wrap{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}

/* overflow guard: decorative orbits must never widen the page */
html,body{overflow-x:clip}
.hero{overflow-x:clip}
@media (max-width:600px){ .orbit.o2{inset:-9%} .orbit{inset:-4%} }

/* app mockup (replaces the framed live preview) */
.mockup{position:relative;width:min(340px,80vw);margin:0 auto}
.mockup img{width:100%;height:auto;filter:drop-shadow(0 40px 70px rgba(0,0,0,.65))}