/* =============================================================
   THE INDEX — landing / hub page
   Builds on styles.css (theme tokens, nav, .btn). Adds the hero,
   arena cards, and the 3D scroll gallery.
   ============================================================= */

/* overflow:clip (not hidden) so position:sticky in the hero still pins */
html:has(.landing){ overflow-x:clip; }
.landing{ overflow-x:clip; }
body.landing{
  background:
    radial-gradient(ellipse 1000px 600px at 82% -5%, rgba(16,185,129,.10), transparent 60%),
    radial-gradient(ellipse 820px 600px at -5% 22%, rgba(96,165,250,.08), transparent 70%),
    var(--bg) !important;
}
.landing .brand{ font-family:'Rajdhani',sans-serif;font-weight:700;font-size:1.05rem;letter-spacing:3px;color:var(--text);text-transform:uppercase; }
.landing .brand:hover{ color:var(--accent); }
.landing .links{ margin-left:auto;display:flex;gap:6px;align-items:center;flex-wrap:wrap; }
.nav-btn.cta{ background:var(--accent);color:#000;font-weight:800; }
.nav-btn.cta:hover{ background:var(--accent-glow);color:#000; }

/* reusable green word */
.g{ color:var(--accent);text-shadow:0 0 24px rgba(16,185,129,.35); }

/* =============================================================
   HERO
   ============================================================= */
/* single-screen hero; the device auto-spins so no long scroll is needed */
.hero{ position:relative;z-index:1; }
.hero-sticky{ position:relative;min-height:80vh;display:grid;grid-template-columns:1.05fr 1fr;gap:40px;
  align-items:center;max-width:1280px;margin:0 auto;padding:46px 28px 34px; }
#stage{ display:none;width:100%;height:100%; }
.hero.live3d #stage{ display:block; }
.hero.live3d .hero-glow{ opacity:.85; }
.eyebrow{ font-family:'Rajdhani',sans-serif;letter-spacing:5px;font-size:.8rem;color:var(--accent);
  text-transform:uppercase;margin-bottom:18px; }
.eyebrow::before{ content:"";display:inline-block;width:34px;height:1px;background:var(--accent);
  vertical-align:middle;margin-right:12px; }
.hero-copy h1{ font-family:'Rajdhani',sans-serif;font-weight:700;text-transform:uppercase;
  font-size:clamp(2.4rem,5.2vw,4.4rem);line-height:1.02;letter-spacing:1px;margin:0 0 18px; }
.hero-copy .lead{ color:var(--muted);font-size:1.06rem;line-height:1.6;max-width:46ch;margin:0 0 28px; }
.hero-cta{ display:flex;gap:14px;flex-wrap:wrap; }
.hero-cta .btn{ padding:13px 22px;font-size:.95rem; }

/* hero supporting content — fills the empty hero space */
.hero-stats{ display:flex;align-items:center;gap:24px;margin-top:36px; }
.hero-stats .stat b{ display:block;font-family:'Rajdhani',sans-serif;font-weight:700;
  font-size:1.8rem;line-height:1;color:var(--text); }
.hero-stats .stat span{ font-family:'Rajdhani',sans-serif;font-size:.7rem;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--muted); }
.hero-stats .stat-div{ width:1px;height:36px;background:linear-gradient(180deg,var(--accent),transparent);opacity:.55; }
.hero-brands{ display:flex;flex-wrap:wrap;gap:8px;margin-top:26px;max-width:46ch; }
.hero-brands span{ font-family:'Rajdhani',sans-serif;font-size:.7rem;letter-spacing:2px;
  text-transform:uppercase;color:var(--muted);padding:6px 13px;border-radius:999px;
  border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.02); }
.hero-brands span:last-child{ color:var(--accent);border-color:rgba(16,185,129,.4);background:rgba(16,185,129,.06); }

.hero-ticker{ position:relative;z-index:2;overflow:hidden;padding:16px 0;
  border-top:1px solid rgba(255,255,255,.07);border-bottom:1px solid rgba(255,255,255,.07);
  background:rgba(255,255,255,.015);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
          mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent); }
.ticker-track{ display:inline-flex;align-items:center;gap:28px;white-space:nowrap;
  will-change:transform;animation:tick 32s linear infinite; }
.ticker-track span{ font-family:'Rajdhani',sans-serif;letter-spacing:3px;font-size:.85rem;
  text-transform:uppercase;color:var(--muted); }
.ticker-track i{ font-style:normal;color:var(--accent);font-size:.6rem; }
@keyframes tick{ to{ transform:translateX(-50%); } }
@media (prefers-reduced-motion: reduce){ .ticker-track{ animation:none; } }

.hero-stage{ position:relative;height:min(74vh,600px); }
#stage{ outline:none; }
/* fallback image is hidden by default; shown only when WebGL/motion is unavailable */
.stage-fallback{ display:none;position:absolute;inset:0; }
.hero.use-fallback .stage-fallback{ display:block; }

/* startup loader: gives the 3D models time to download before they spin in */
.stage-loader{ position:absolute;inset:0;z-index:3;pointer-events:none;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;
  transition:opacity .7s ease; }
.stage-loader.hide{ opacity:0; }
.hero.use-fallback .stage-loader{ display:none; }
.loader-ring{ width:62px;height:62px;border-radius:50%;
  border:3px solid rgba(255,255,255,.10);
  border-top-color:var(--accent);border-right-color:#60a5fa;
  animation:spin 1s linear infinite;box-shadow:0 0 34px rgba(16,185,129,.25); }
.loader-text{ font-family:'Rajdhani',sans-serif;letter-spacing:3px;font-size:.78rem;
  text-transform:uppercase;color:var(--muted); }
@keyframes spin{ to{ transform:rotate(360deg); } }
.stage-fallback img{ width:92%;margin:4% auto 0;display:block;border-radius:10px;
  box-shadow:0 0 0 1px rgba(16,185,129,.18),0 30px 60px rgba(0,0,0,.8); }
.stage-label{ position:absolute;left:4px;bottom:0;display:flex;flex-direction:column;gap:2px;pointer-events:none; }
.stage-label b{ font-family:'Rajdhani',sans-serif;font-weight:700;letter-spacing:3px;font-size:1.15rem;color:var(--text);
  transition:opacity .45s ease; }
.stage-label span{ font-family:'Rajdhani',sans-serif;letter-spacing:2px;font-size:.7rem;color:var(--muted);text-transform:uppercase; }
.hero-glow{ position:absolute;inset:-10% 5%;z-index:1;border-radius:50%;
  background:radial-gradient(ellipse at 50% 50%,rgba(16,185,129,.18),rgba(96,165,250,.08) 45%,transparent 70%);
  filter:blur(20px);pointer-events:none; }

.scroll-hint{ position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  display:flex;flex-direction:column;align-items:center;gap:8px;
  color:var(--muted);font-family:'Rajdhani',sans-serif;letter-spacing:3px;font-size:.72rem;text-transform:uppercase; }
.scroll-hint i{ width:1px;height:34px;background:linear-gradient(var(--accent),transparent);animation:scrollPulse 1.8s ease-in-out infinite; }
@keyframes scrollPulse{ 0%,100%{opacity:.3;transform:scaleY(.6)} 50%{opacity:1;transform:scaleY(1)} }

/* =============================================================
   SECTION HEADERS
   ============================================================= */
.sec-head{ text-align:center;max-width:720px;margin:0 auto 40px; }
.sec-head h2{ font-family:'Rajdhani',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:2px;
  font-size:clamp(1.8rem,4vw,2.8rem);margin:0 0 10px; }
.sec-head p{ color:var(--muted);font-size:1rem;margin:0; }

/* =============================================================
   ARENAS
   ============================================================= */
.arenas{ position:relative;z-index:1;max-width:1180px;margin:0 auto;padding:70px 28px; }
.arena-grid{ display:grid;grid-template-columns:repeat(2,1fr);gap:24px; }
.arena-card{ position:relative;display:flex;flex-direction:column;background:var(--panel);
  border:1px solid var(--line);overflow:hidden;color:var(--text);
  transition:transform .35s cubic-bezier(.22,.68,.18,1),border-color .25s,box-shadow .25s;
  transform-style:preserve-3d; }
.arena-card:not(.placeholder){ cursor:pointer; }
.arena-card:hover{ border-color:rgba(96,165,250,.5);
  box-shadow:0 24px 60px rgba(0,0,0,.7),0 0 0 1px rgba(96,165,250,.25),0 0 40px rgba(96,165,250,.15); }
.arena-card.placeholder{ opacity:.92; }
.arena-card.placeholder:hover{ border-color:rgba(255,176,32,.45);
  box-shadow:0 24px 60px rgba(0,0,0,.7),0 0 0 1px rgba(255,176,32,.22),0 0 40px rgba(255,176,32,.12); }

.ac-media{ position:relative;aspect-ratio:16/10;overflow:hidden;background:#000; }
.ac-media img{ width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .6s cubic-bezier(.22,.68,.18,1);transform:scale(1.02); }
.arena-card:hover .ac-media img{ transform:scale(1.08); }
.ac-media::after{ content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,rgba(12,12,14,.85) 100%); }

.ac-body{ position:relative;padding:20px 22px 24px; }
.ac-tag{ display:inline-block;font-family:'Rajdhani',sans-serif;font-weight:700;font-size:.72rem;
  letter-spacing:2px;text-transform:uppercase;padding:4px 10px;margin-bottom:12px;border:1px solid currentColor; }
.ac-tag.live{ color:var(--accent); }
.ac-tag.soon{ color:var(--tier-c); }
.ac-body h3{ font-family:'Rajdhani',sans-serif;font-weight:700;text-transform:uppercase;letter-spacing:1px;
  font-size:1.5rem;margin:0 0 8px; }
.ac-body p{ color:var(--muted);font-size:.92rem;line-height:1.55;margin:0 0 16px; }
.ac-go{ font-family:'Rajdhani',sans-serif;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;
  font-size:.85rem;color:var(--accent2); }
.arena-card:hover .ac-go{ color:var(--accent-glow); }
.ac-go.disabled{ color:var(--muted);cursor:not-allowed; }

/* =============================================================
   3D SCROLL GALLERY
   ============================================================= */
.gallery{ position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:40px 28px 90px;
  perspective:1100px;perspective-origin:50% 50%; }
.g3d{ display:flex;flex-direction:column;gap:60px; }
.g3d-item{ position:relative;margin:0;display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:center;
  transform-style:preserve-3d;will-change:transform,opacity; }
.g3d-item[data-side="r"]{ grid-template-columns:1fr 1.4fr; }
.g3d-item[data-side="r"] figcaption{ order:-1; }
.g3d-item img{ width:100%;display:block;border:1px solid var(--line);
  box-shadow:0 30px 70px rgba(0,0,0,.7),0 0 0 1px rgba(16,185,129,.12); }
.g3d-item figcaption{ font-family:'Rajdhani',sans-serif; }
.g3d-item figcaption b{ display:block;font-size:1.5rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px; }
.g3d-item figcaption span{ color:var(--muted);font-family:'Inter',sans-serif;font-size:.95rem;line-height:1.55; }

/* =============================================================
   FOOTER
   ============================================================= */
.land-foot{ position:relative;z-index:1;border-top:1px solid var(--line);padding:40px 28px;text-align:center;
  display:flex;flex-direction:column;gap:10px;align-items:center; }
.lf-brand{ font-family:'Rajdhani',sans-serif;font-weight:700;letter-spacing:4px;color:var(--text); }
.lf-links{ display:flex;gap:16px;align-items:center;font-size:.9rem; }
.muted{ color:var(--muted); }
.small{ font-size:.78rem; }

/* =============================================================
   REVEAL / 3D SCROLL ANIMATIONS
   Native scroll-linked where supported; IntersectionObserver
   (.rv) fallback otherwise.
   ============================================================= */
@supports (animation-timeline: view()){
  .reveal{ animation:rvUp linear both;animation-timeline:view();animation-range:entry 0% entry 45%; }
  @keyframes rvUp{ from{opacity:0;transform:translateY(46px)} to{opacity:1;transform:none} }

  .g3d-item{ animation-timeline:view();animation-range:entry 0% entry 72%;
    animation-fill-mode:both;animation-timing-function:cubic-bezier(.22,.68,.18,1); }
  .g3d-item[data-side="l"]{ animation-name:g3dL; }
  .g3d-item[data-side="r"]{ animation-name:g3dR; }
  @keyframes g3dL{ from{opacity:0;transform:rotateY(42deg) rotateX(10deg) translateX(-100px) translateZ(-260px) scale(.88)}
                   to{opacity:1;transform:rotateY(0) rotateX(0) translateX(0) translateZ(0) scale(1)} }
  @keyframes g3dR{ from{opacity:0;transform:rotateY(-42deg) rotateX(10deg) translateX(100px) translateZ(-260px) scale(.88)}
                   to{opacity:1;transform:rotateY(0) rotateX(0) translateX(0) translateZ(0) scale(1)} }
}
@supports not (animation-timeline: view()){
  .reveal{ opacity:0;transform:translateY(46px);
    transition:opacity .7s ease-out,transform .7s cubic-bezier(.22,.68,.18,1); }
  .reveal.rv{ opacity:1;transform:none; }
  .g3d-item{ opacity:0;
    transition:opacity .8s ease-out,transform .8s cubic-bezier(.22,.68,.18,1); }
  .g3d-item[data-side="l"]{ transform:rotateY(42deg) rotateX(10deg) translateX(-100px) translateZ(-260px) scale(.88); }
  .g3d-item[data-side="r"]{ transform:rotateY(-42deg) rotateX(10deg) translateX(100px) translateZ(-260px) scale(.88); }
  .g3d-item.rv{ opacity:1;transform:rotateY(0) rotateX(0) translateX(0) translateZ(0) scale(1); }
}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width:860px){
  .hero-inner{ grid-template-columns:1fr;gap:24px; }
  .hero-stage{ height:46vh;order:-1; }
  .arena-grid{ grid-template-columns:1fr; }
  .g3d-item,.g3d-item[data-side="r"]{ grid-template-columns:1fr; }
  .g3d-item[data-side="r"] figcaption{ order:0; }
}

@media (prefers-reduced-motion: reduce){
  .reveal,.g3d-item{ opacity:1 !important;transform:none !important;animation:none !important; }
  .scroll-hint i{ animation:none; }
}