/* ============================================================
   NineRelay — landing page
   Brand tokens: Ink #181A20 · Relay Blue #2F6BFF · Paper #FFFFFF
   ============================================================ */
:root{
  --ink:#0E0F14;            /* page background (deeper than logo ink) */
  --ink-2:#141620;          /* raised surface */
  --relay:#2F6BFF;          /* brand accent */
  --relay-2:#5B8CFF;        /* lighter accent */
  --relay-3:#1B3CA8;        /* deep accent */
  --cyan:#46E0FF;           /* fresh highlight (used sparingly) */
  --paper:#FFFFFF;
  --text:#EDF0F6;
  --muted:#A6ADBC;
  --muted-2:#787F8E;
  --line:rgba(255,255,255,.09);
  --glass:rgba(255,255,255,.045);
  --glass-2:rgba(255,255,255,.07);
  --radius:18px;
  --radius-lg:26px;
  --shadow:0 30px 80px -30px rgba(0,0,0,.7);
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font:"Inter","Helvetica Neue",Helvetica,Arial,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--ink);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  position:relative;
}
a{color:inherit;text-decoration:none}
img,canvas,svg{display:block;max-width:100%}
strong{font-weight:600;color:#fff}
::selection{background:var(--relay);color:#fff}

.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- animated background ---------- */
.bg{position:fixed;inset:0;z-index:-2;overflow:hidden;background:
  radial-gradient(1200px 700px at 78% -8%, rgba(47,107,255,.22), transparent 60%),
  radial-gradient(900px 600px at 12% 8%, rgba(70,224,255,.10), transparent 55%),
  radial-gradient(1000px 800px at 50% 120%, rgba(27,60,168,.28), transparent 60%),
  var(--ink);
}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.55;mix-blend-mode:screen;will-change:transform}
.blob--a{width:520px;height:520px;top:-120px;right:-80px;background:radial-gradient(circle at 30% 30%,#3f7bff,#1b3ca8 70%);animation:drift 22s var(--ease) infinite}
.blob--b{width:440px;height:440px;top:38%;left:-140px;background:radial-gradient(circle at 30% 30%,#46e0ff,#2f6bff 70%);opacity:.4;animation:drift 28s var(--ease) infinite reverse}
.blob--c{width:600px;height:600px;bottom:-220px;left:42%;background:radial-gradient(circle at 30% 30%,#5b8cff,#10204f 72%);opacity:.45;animation:drift 34s var(--ease) infinite}
.grid-glow{position:absolute;inset:0;background-image:
  linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
  linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(900px 600px at 70% 10%,#000,transparent 75%);
  -webkit-mask-image:radial-gradient(900px 600px at 70% 10%,#000,transparent 75%);
}
@keyframes drift{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  33%{transform:translate3d(40px,-30px,0) scale(1.08)}
  66%{transform:translate3d(-30px,25px,0) scale(.95)}
}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(14,15,20,.55);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.nav.is-scrolled{border-color:var(--line);background:rgba(14,15,20,.78)}
.nav__inner{display:flex;align-items:center;gap:22px;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:600}
.brand__mark{border-radius:9px;box-shadow:0 6px 18px -6px rgba(47,107,255,.6)}
.brand__wm{font-size:20px;letter-spacing:-.3px;color:#fff}
.brand__wm span{color:var(--relay-2)}
.nav__links{display:flex;gap:28px;margin-left:auto;font-size:14.5px}
.nav__links a{color:var(--muted);transition:color .2s;position:relative}
.nav__links a:hover{color:#fff}
.nav__links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--relay);transition:width .25s var(--ease)}
.nav__links a:hover::after{width:100%}
.nav__cta{margin-left:4px}
.nav__burger{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;flex-direction:column;gap:5px;align-items:center;justify-content:center}
.nav__burger span{width:20px;height:2px;background:#fff;border-radius:2px;transition:.3s}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;
  padding:12px 22px;border-radius:12px;cursor:pointer;border:1px solid transparent;transition:transform .2s var(--ease),box-shadow .2s,background .2s,border-color .2s;white-space:nowrap}
.btn--primary{background:linear-gradient(135deg,var(--relay),#3f7bff);color:#fff;box-shadow:0 14px 30px -12px rgba(47,107,255,.85)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 22px 44px -14px rgba(47,107,255,.95)}
.btn--ghost{background:var(--glass);color:#fff;border-color:var(--line);backdrop-filter:blur(8px)}
.btn--ghost:hover{border-color:var(--relay-2);background:var(--glass-2)}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:40px;padding:72px 24px 56px;min-height:78vh}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:500;letter-spacing:.4px;color:var(--muted);
  text-transform:uppercase;padding:7px 14px;border:1px solid var(--line);border-radius:999px;background:var(--glass)}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--relay);box-shadow:0 0 0 4px rgba(47,107,255,.18);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(47,107,255,.18)}50%{box-shadow:0 0 0 8px rgba(47,107,255,0)}}
.hero__title{font-size:clamp(34px,5.4vw,60px);line-height:1.04;letter-spacing:-1.4px;font-weight:700;margin:22px 0 18px;color:#fff}
.grad{background:linear-gradient(100deg,var(--relay-2),var(--cyan) 55%,var(--relay));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__sub{font-size:clamp(15.5px,1.5vw,18px);color:var(--muted);max-width:560px}
.hero__sub strong{color:#dfe6f5}

.signup{display:flex;gap:10px;margin:26px 0 10px;max-width:480px}
.signup input{flex:1;min-width:0;background:var(--glass);border:1px solid var(--line);border-radius:12px;padding:13px 16px;color:#fff;font-size:15px;font-family:inherit;transition:border-color .2s,background .2s}
.signup input::placeholder{color:var(--muted-2)}
.signup input:focus{outline:none;border-color:var(--relay);background:rgba(47,107,255,.06)}
.signup.is-ok input{border-color:#2fbf71}
.signup__note{font-size:13px;color:var(--muted-2)}
.signup__note a{color:var(--relay-2)}
.signup__note.is-ok{color:#5fd99a}

.chips{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin-top:24px}
.chips li{font-size:12.5px;color:var(--muted);padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:var(--glass)}

/* ---------- hero visual / 3D ---------- */
.hero__visual{position:relative;min-height:440px;perspective:1100px}
.orb-stage{position:absolute;inset:0;display:grid;place-items:center;transform-style:preserve-3d}
#relayGlobe{width:100%;height:100%;max-width:560px;aspect-ratio:1/1;filter:drop-shadow(0 30px 60px rgba(47,107,255,.35))}
.shape{position:absolute;border-radius:22px;will-change:transform;backface-visibility:hidden}
.shape--cube{width:78px;height:78px;top:8%;right:14%;
  background:linear-gradient(150deg,#5b8cff,#2f6bff 55%,#1b3ca8);
  box-shadow:0 24px 50px -16px rgba(47,107,255,.7),inset 0 2px 6px rgba(255,255,255,.35);
  transform:rotate(18deg);animation:float1 9s ease-in-out infinite}
.shape--sphere{width:62px;height:62px;border-radius:50%;bottom:12%;left:8%;
  background:radial-gradient(circle at 32% 28%,#bcd2ff,#2f6bff 60%,#10204f);
  box-shadow:0 22px 44px -14px rgba(47,107,255,.7);animation:float2 11s ease-in-out infinite}
.shape--ring{width:120px;height:120px;border-radius:50%;top:60%;right:4%;
  border:10px solid transparent;background:linear-gradient(#0e0f14,#0e0f14) padding-box,
  conic-gradient(from 120deg,var(--cyan),var(--relay),transparent 70%) border-box;
  opacity:.85;animation:float1 13s ease-in-out infinite reverse}
@keyframes float1{0%,100%{transform:translateY(0) rotate(18deg)}50%{transform:translateY(-22px) rotate(24deg)}}
@keyframes float2{0%,100%{transform:translateY(0)}50%{transform:translateY(20px)}}
.orb-card{position:absolute;bottom:6%;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:12px;
  padding:11px 16px;border-radius:14px;font-size:13px}
.orb-card strong{display:block;font-size:13.5px}
.orb-card small{color:var(--muted);font-size:11.5px}
.orb-card__pulse{width:10px;height:10px;border-radius:50%;background:#2fbf71;box-shadow:0 0 0 0 rgba(47,191,113,.55);animation:livepulse 1.8s infinite}
@keyframes livepulse{0%{box-shadow:0 0 0 0 rgba(47,191,113,.5)}70%{box-shadow:0 0 0 9px rgba(47,191,113,0)}100%{box-shadow:0 0 0 0 rgba(47,191,113,0)}}

.glass{background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:16px 0;margin-top:8px;
  -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;align-items:center;gap:26px;white-space:nowrap;width:max-content;animation:scroll 34s linear infinite;color:var(--muted);font-weight:500;letter-spacing:.5px}
.marquee__track span{font-size:15px}
.marquee__track i{color:var(--relay);font-style:normal}
@keyframes scroll{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:84px 24px}
.section__head{max-width:680px;margin:0 auto 48px;text-align:center}
.kicker{display:inline-block;font-size:13px;font-weight:600;letter-spacing:1.4px;text-transform:uppercase;color:var(--relay-2);margin-bottom:14px}
.section__head h2{font-size:clamp(26px,3.6vw,40px);line-height:1.12;letter-spacing:-.8px;color:#fff;font-weight:700}
.section__head p{margin-top:14px;color:var(--muted);font-size:17px}

/* feature cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{padding:28px 26px;transition:transform .3s var(--ease),border-color .3s,background .3s}
.card:hover{transform:translateY(-6px);border-color:rgba(47,107,255,.5);background:var(--glass-2)}
.card__ico{display:inline-grid;place-items:center;width:50px;height:50px;border-radius:14px;margin-bottom:18px;
  background:linear-gradient(150deg,rgba(47,107,255,.25),rgba(70,224,255,.12));border:1px solid var(--line)}
.card__ico svg{width:26px;height:26px;fill:none;stroke:var(--relay-2);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:19px;color:#fff;margin-bottom:8px;font-weight:600}
.card p{color:var(--muted);font-size:14.5px}

/* why */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.why__item{padding:30px 28px;position:relative;overflow:hidden;transition:transform .3s var(--ease),border-color .3s}
.why__item:hover{transform:translateY(-4px);border-color:rgba(47,107,255,.45)}
.why__item .num{font-size:13px;font-weight:700;color:var(--relay);letter-spacing:1px}
.why__item h3{font-size:20px;color:#fff;margin:10px 0 8px;font-weight:600}
.why__item p{color:var(--muted);font-size:15px}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:38px 32px}
.metric{text-align:center;border-left:1px solid var(--line);padding:6px 14px}
.metric:first-child{border-left:0}
.metric__v{display:block;font-size:clamp(34px,4.4vw,50px);font-weight:700;letter-spacing:-1px;line-height:1;
  background:linear-gradient(120deg,#fff,var(--relay-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric__l{display:block;margin-top:12px;color:var(--muted);font-size:13.5px}

/* CTA */
.cta{padding:30px 24px 90px}
.cta__panel{position:relative;overflow:hidden;border-radius:var(--radius-lg);padding:56px 40px;text-align:center;
  background:linear-gradient(135deg,rgba(47,107,255,.18),rgba(70,224,255,.07));border:1px solid rgba(47,107,255,.32);box-shadow:var(--shadow)}
.cta__panel::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;top:-180px;right:-120px;
  background:radial-gradient(circle,rgba(47,107,255,.5),transparent 65%);filter:blur(20px)}
.cta__copy{position:relative}
.cta__panel h2{font-size:clamp(26px,3.6vw,40px);letter-spacing:-.8px;color:#fff;font-weight:700}
.cta__panel p{color:var(--muted);max-width:520px;margin:14px auto 0;font-size:16px}
.signup--lg{max-width:520px;margin:28px auto 12px;position:relative}
.signup--lg input{padding:15px 18px}

/* footer */
.footer{border-top:1px solid var(--line);padding-top:56px;margin-top:20px;background:linear-gradient(180deg,transparent,rgba(47,107,255,.05))}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr;gap:40px;padding-bottom:40px}
.footer__brand .brand__wm{font-size:22px}
.footer__brand p{color:var(--muted);font-size:14.5px;margin-top:12px;max-width:340px}
.footer__region{color:var(--muted-2)!important;font-size:13px!important}
.footer__cols{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.footer__cols h4{font-size:13px;text-transform:uppercase;letter-spacing:.8px;color:#fff;margin-bottom:14px}
.footer__cols a{display:block;color:var(--muted);font-size:14px;margin-bottom:9px;transition:color .2s}
.footer__cols a:hover{color:var(--relay-2)}
.footer__bar{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding:22px 24px;color:var(--muted-2);font-size:13px}
.footer__bar a:hover{color:var(--relay-2)}

/* ---------- reveal animation ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .cards{grid-template-columns:repeat(2,1fr)}
  .hero{grid-template-columns:1fr;padding-top:44px}
  .hero__visual{min-height:360px;order:-1;margin-bottom:6px}
  .nav__links,.nav__cta{display:none}
  .nav__burger{display:flex}
  .nav__links.is-open{display:flex;position:absolute;top:70px;left:0;right:0;flex-direction:column;gap:0;
    background:rgba(14,15,20,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);padding:8px 0}
  .nav__links.is-open a{padding:14px 24px}
  .nav__links.is-open a::after{display:none}
}
@media (max-width:680px){
  .cards,.why,.metrics,.footer__inner{grid-template-columns:1fr}
  .metric{border-left:0;border-top:1px solid var(--line);padding-top:18px}
  .metric:first-child{border-top:0}
  .signup{flex-direction:column}
  .footer__bar{flex-direction:column;gap:10px;text-align:center}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}