/* ============================================================
   Glowiszyn Trackers – Apple-style hub
   ============================================================ */
:root{
  --bg:#fbfbfd;
  --bg-elev:#ffffff;
  --text:#1d1d1f;
  --text-soft:#6e6e73;
  --line:rgba(0,0,0,.08);
  --line-strong:rgba(0,0,0,.12);
  --blue:#0071e3;
  --blue-2:#5e5ce6;
  --shadow:0 4px 24px rgba(0,0,0,.06);
  --shadow-lg:0 18px 50px rgba(0,0,0,.14);
  --radius:22px;
  --radius-lg:28px;
  --nav-h:52px;
  --maxw:1120px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Helvetica Neue",Helvetica,Arial,"Segoe UI",Roboto,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#000000; --bg-elev:#1c1c1e; --text:#f5f5f7; --text-soft:#a1a1a6;
    --line:rgba(255,255,255,.10); --line-strong:rgba(255,255,255,.16);
    --blue:#2997ff; --shadow:0 4px 24px rgba(0,0,0,.5); --shadow-lg:0 18px 50px rgba(0,0,0,.65);
  }
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--bg); color:var(--text);
  line-height:1.5; letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* NAV */
.nav{
  position:sticky;top:0;z-index:100;height:var(--nav-h);
  background:color-mix(in srgb,var(--bg) 72%,transparent);
  backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid transparent; transition:border-color .3s ease;
}
.nav.is-scrolled{border-bottom-color:var(--line)}
.nav__inner{display:flex;align-items:center;gap:20px;height:var(--nav-h)}
.nav__brand{display:flex;align-items:center;gap:9px;font-weight:600;font-size:19px}
.nav__logo{display:inline-flex;filter:drop-shadow(0 2px 6px rgba(0,113,227,.35))}
.nav__name{letter-spacing:-.02em}
.nav__links{display:flex;gap:28px;margin-left:auto;font-size:14px;color:var(--text-soft)}
.nav__links a{transition:color .2s}
.nav__links a:hover{color:var(--text)}
.lang{
  display:inline-flex;align-items:center;gap:7px;cursor:pointer;
  background:transparent;border:1px solid var(--line-strong);
  color:var(--text);border-radius:999px;padding:5px 11px;font:inherit;font-size:13px;font-weight:600;
  transition:background .2s,border-color .2s;
}
.nav__links + .lang{margin-left:0}
.lang:hover{background:var(--bg-elev);border-color:var(--text-soft)}
.lang__flag{width:20px;height:14px;border-radius:2px;overflow:hidden;display:inline-flex;box-shadow:0 0 0 1px rgba(0,0,0,.12)}
.lang__flag svg{width:100%;height:100%;display:block}

/* HERO */
.hero{position:relative;padding:88px 0 40px;text-align:center;overflow:hidden}
.hero__glow{
  position:absolute;inset:-40% 0 auto 0;height:620px;pointer-events:none;z-index:0;
  background:
    radial-gradient(600px 340px at 30% 20%, rgba(0,113,227,.22), transparent 70%),
    radial-gradient(560px 340px at 72% 12%, rgba(94,92,230,.20), transparent 70%);
  filter:blur(6px);
}
.hero__inner{position:relative;z-index:1}
.pill{
  display:inline-block;font-size:13px;font-weight:600;color:var(--blue);
  background:color-mix(in srgb,var(--blue) 12%,transparent);
  padding:6px 14px;border-radius:999px;margin-bottom:22px;letter-spacing:0;
}
.hero__title{
  font-size:clamp(40px,7vw,80px);line-height:1.03;font-weight:700;letter-spacing:-.03em;
  margin-bottom:20px;
}
.grad{background:linear-gradient(120deg,var(--blue),var(--blue-2) 60%,#bf5af2);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lead{
  max-width:620px;margin:0 auto 30px;font-size:clamp(17px,2.2vw,21px);
  color:var(--text-soft);font-weight:400;
}
.hero__cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:46px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:600;font-size:16px;padding:12px 24px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:transform .15s ease,background .2s,box-shadow .2s,border-color .2s;
  will-change:transform;
}
.btn:active{transform:scale(.97)}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 8px 22px rgba(0,113,227,.35)}
.btn--primary:hover{background:#0077ed;box-shadow:0 10px 28px rgba(0,113,227,.45)}
.btn--ghost{background:transparent;color:var(--blue);border-color:var(--line-strong)}
.btn--ghost:hover{border-color:var(--blue);background:color-mix(in srgb,var(--blue) 8%,transparent)}

.stats{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.stat{
  min-width:140px;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:20px;padding:20px 26px;box-shadow:var(--shadow);
}
.stat__num{display:block;font-size:38px;font-weight:700;letter-spacing:-.03em;line-height:1}
.stat__lbl{display:block;margin-top:6px;font-size:13px;color:var(--text-soft);font-weight:500}

/* FILTER */
.filter{
  display:flex;gap:6px;justify-content:center;flex-wrap:wrap;
  position:sticky;top:calc(var(--nav-h) + 8px);z-index:40;
  margin:34px auto 8px;padding:6px;width:max-content;max-width:100%;
  background:color-mix(in srgb,var(--bg-elev) 80%,transparent);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow);
}
.filter__tab{
  font:inherit;font-size:14px;font-weight:600;color:var(--text-soft);
  background:transparent;border:none;cursor:pointer;padding:8px 16px;border-radius:999px;
  transition:color .2s,background .2s;white-space:nowrap;
}
.filter__tab:hover{color:var(--text)}
.filter__tab.is-active{color:#fff;background:var(--text)}
@media (prefers-color-scheme: dark){.filter__tab.is-active{color:#000;background:#f5f5f7}}

/* SECTIONS */
.sec{padding:52px 0}
.sec[hidden]{display:none}
.sec__head{text-align:center;margin-bottom:34px}
.sec__head h2{font-size:clamp(28px,4vw,42px);font-weight:700;letter-spacing:-.03em}
.sec__head p{margin-top:8px;color:var(--text-soft);font-size:17px}

/* GRID + CARDS */
.grid{
  display:grid;gap:20px;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
}
.card{
  position:relative;display:flex;flex-direction:column;
  background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);
  overflow:hidden;transition:transform .28s cubic-bezier(.2,.7,.2,1),box-shadow .28s,border-color .28s;
  animation:rise .5s both;
}
.card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:var(--accent,var(--blue));opacity:.9;
}
.card::after{
  content:"";position:absolute;top:-60px;right:-60px;width:180px;height:180px;border-radius:50%;
  background:var(--accent,var(--blue));opacity:.08;filter:blur(10px);pointer-events:none;transition:opacity .3s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--line-strong)}
.card:hover::after{opacity:.16}
.card--soon,.card--building{}
.card__top{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.card__icon{
  width:60px;height:60px;border-radius:15px;flex:0 0 auto;
  display:grid;place-items:center;font-size:32px;line-height:1;
  background:color-mix(in srgb,var(--accent,var(--blue)) 14%,var(--bg-elev));
  box-shadow:inset 0 0 0 1px var(--line);
}
.card__icon img{width:100%;height:100%;object-fit:cover;border-radius:15px}
.card__badge{
  margin-left:auto;font-size:11px;font-weight:700;letter-spacing:.02em;text-transform:uppercase;
  padding:5px 10px;border-radius:999px;white-space:nowrap;
}
.badge--live{color:#0a7d33;background:rgba(52,199,89,.16)}
.badge--building{color:#9a6100;background:rgba(255,159,10,.18)}
.badge--soon{color:var(--text-soft);background:color-mix(in srgb,var(--text-soft) 16%,transparent)}
@media (prefers-color-scheme: dark){
  .badge--live{color:#5be07f}.badge--building{color:#ffc266}
}
.card__name{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:6px}
.card__tag{color:var(--text-soft);font-size:15px;flex:1 1 auto;margin-bottom:20px}
.card__cta{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  font-weight:600;font-size:15px;color:var(--blue);transition:gap .2s;
}
.card--live .card__cta:hover{gap:11px}
.card__cta--muted{color:var(--text-soft);cursor:default}
.card__cta svg{transition:transform .2s}
.card--live:hover .card__cta svg{transform:translateX(3px)}

@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}

/* CTA */
.cta{padding:80px 0}
.cta__inner{
  text-align:center;background:var(--bg-elev);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:56px 28px;box-shadow:var(--shadow);
  position:relative;overflow:hidden;
}
.cta__inner::before{
  content:"";position:absolute;inset:auto 0 -40% 0;height:300px;
  background:radial-gradient(500px 220px at 50% 100%,rgba(94,92,230,.18),transparent 70%);pointer-events:none;
}
.cta__inner h2{font-size:clamp(26px,4vw,38px);font-weight:700;letter-spacing:-.03em;position:relative}
.cta__inner p{margin:12px auto 26px;max-width:520px;color:var(--text-soft);font-size:18px;position:relative}
.cta__inner .btn{position:relative}

/* FOOTER */
.footer{border-top:1px solid var(--line);padding:34px 0;color:var(--text-soft);font-size:13px}
.footer__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer__brand{display:flex;align-items:center;gap:9px;font-weight:500;color:var(--text)}
.footer__meta{display:flex;gap:8px;flex-wrap:wrap;align-items:center}

/* RESPONSIVE */
@media (max-width:720px){
  .nav__links{display:none}
  .hero{padding:64px 0 30px}
  .stat{min-width:120px;padding:16px 20px}
  .stat__num{font-size:30px}
  .grid{grid-template-columns:1fr}
  .sec{padding:40px 0}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}