/* ───────────────────────────────────────────────
   Arc Zilla - $ZILLA on Arc
   Deep navy, ice blue, one gold accent.
   Glass surfaces, oversized type, real WebGL depth.
   ─────────────────────────────────────────────── */

:root{
  --bg:#070c22;
  --bg-2:#0a1030;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.17);
  --text:#eef2ff;
  --muted:#93a2cc;
  --accent:#7aa2ff;
  --accent-2:#47e3ff;
  --gold:#ffc93c;

  --glass:linear-gradient(180deg,rgba(255,255,255,.065),rgba(255,255,255,.02));
  --glass-shadow:0 24px 70px -28px rgba(0,0,0,.85),inset 0 1px 0 rgba(255,255,255,.09);
  --radius:20px;
  --maxw:1120px;
  --pad:clamp(4rem,8vw,7rem);
  --f:"Outfit",system-ui,-apple-system,sans-serif;
  --mono:"Space Mono",ui-monospace,monospace;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--f);
  font-size:17px;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:10px}

.skip{position:absolute;left:-9999px;top:0;z-index:999;background:var(--gold);color:#1b1200;padding:.7rem 1.1rem;font-weight:600}
.skip:focus{left:0}

.wrap{width:min(var(--maxw),calc(100% - 2.5rem));margin-inline:auto}
.wrap.narrow{width:min(740px,calc(100% - 2.5rem))}

/* drifting light behind everything */
.bg-aura{position:fixed;inset:0;z-index:-1;overflow:hidden;pointer-events:none}
.bg-aura i{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5}
.bg-aura i:nth-child(1){width:52vw;height:52vw;left:-10vw;top:-12vw;background:radial-gradient(circle,#2f56d8,transparent 68%);animation:drift1 26s ease-in-out infinite}
.bg-aura i:nth-child(2){width:46vw;height:46vw;right:-12vw;top:18vh;background:radial-gradient(circle,#1b3ea8,transparent 70%);animation:drift2 32s ease-in-out infinite}
.bg-aura i:nth-child(3){width:38vw;height:38vw;left:28vw;bottom:-14vw;background:radial-gradient(circle,#7a5a16,transparent 72%);opacity:.32;animation:drift1 38s ease-in-out infinite reverse}
@keyframes drift1{50%{transform:translate3d(6vw,4vh,0) scale(1.12)}}
@keyframes drift2{50%{transform:translate3d(-5vw,-5vh,0) scale(1.08)}}

/* ─── type ─── */
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.025em;line-height:1.1}
.display{
  font-weight:800;letter-spacing:-.05em;line-height:.92;
  font-size:clamp(3.2rem,8.5vw,6.2rem);
  background:linear-gradient(175deg,#ffffff 20%,#c7d8ff 58%,#7fa0ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  filter:drop-shadow(0 12px 40px rgba(90,135,255,.35));
}
.display.sm{font-size:clamp(2rem,4.6vw,3.2rem)}
h2{font-size:clamp(1.7rem,3.7vw,2.6rem);margin-bottom:1rem}
h2 em{font-style:normal;background:linear-gradient(90deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
h3{font-size:1.08rem}
p{margin:0}

.eyebrow{
  display:inline-flex;align-items:center;gap:.6rem;
  font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--muted);margin-bottom:1rem;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:62ch;font-size:1.05rem}

.sec{padding:var(--pad) 0;position:relative}

/* ─── buttons ─── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-weight:600;font-size:.97rem;line-height:1;white-space:nowrap;
  padding:1rem 1.6rem;border-radius:14px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s cubic-bezier(.2,.8,.3,1),box-shadow .2s ease,background .2s ease,border-color .2s ease;
}
.btn.sm{padding:.65rem 1.05rem;font-size:.87rem;border-radius:11px}
.btn-primary{
  background:linear-gradient(180deg,#ffd76a,var(--gold));color:#1d1400;
  box-shadow:0 10px 30px -8px rgba(255,201,60,.55),inset 0 1px 0 rgba(255,255,255,.5);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(255,201,60,.7),inset 0 1px 0 rgba(255,255,255,.6)}
.btn-ghost{background:var(--glass);border-color:var(--line-2);color:var(--text);backdrop-filter:blur(10px)}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(122,162,255,.6);background:rgba(122,162,255,.1)}
.btns{display:flex;gap:.65rem;flex-wrap:wrap}

/* ─── nav ─── */
.nav{
  position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:1.5rem;
  padding:.8rem clamp(1.1rem,4vw,2rem);
  background:rgba(7,12,34,.6);backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid transparent;transition:border-color .25s ease,background .25s ease;
}
.nav.stuck{border-bottom-color:var(--line);background:rgba(7,12,34,.86)}
.brand{display:flex;align-items:center;gap:.55rem;font-weight:700;letter-spacing:-.01em}
.brand img{filter:drop-shadow(0 4px 10px rgba(0,8,40,.7))}
.nav-links{display:flex;gap:1.7rem;margin-left:auto;font-size:.95rem}
.nav-links a{color:var(--muted);position:relative;transition:color .18s ease}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:-4px;height:1px;background:var(--accent);transition:right .25s ease}
.nav-links a:hover{color:var(--text)}
.nav-links a:hover::after{right:0}
.nav-right{display:flex;align-items:center;gap:.5rem;margin-left:auto}
.nav-links + .nav-right{margin-left:0}
.ico{width:36px;height:36px;display:grid;place-items:center;border-radius:11px;border:1px solid var(--line);background:var(--glass);color:var(--muted);transition:.18s ease}
.ico svg{width:15px;height:15px}
.ico:hover{color:var(--text);border-color:var(--line-2);transform:translateY(-2px)}
.burger{display:none;background:none;border:0;cursor:pointer;padding:.4rem}
.burger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;margin:4.5px 0;transition:.2s ease}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* ─── hero ─── */
.hero{position:relative;padding:clamp(1.5rem,4vw,3rem) 0 0}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(1.5rem,4vw,3rem);align-items:center;min-height:min(78vh,760px)}

.pill{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;color:#c3d2f7;
  border:1px solid var(--line-2);background:var(--glass);backdrop-filter:blur(10px);
  border-radius:999px;padding:.45rem .9rem;
}
.pill i{width:7px;height:7px;border-radius:50%;background:#4ade80;box-shadow:0 0 12px #4ade80}

.hero h1{margin:1.3rem 0 0}
.sub{color:var(--muted);font-size:clamp(1.02rem,1.9vw,1.2rem);margin-top:1.2rem;max-width:34ch}
.sub b{color:var(--text);font-weight:600}

.ca{
  display:inline-flex;align-items:center;gap:.6rem;flex-wrap:wrap;
  margin:1.8rem 0 1.5rem;padding:.4rem .4rem .4rem .95rem;
  border:1px solid var(--line);border-radius:14px;background:var(--glass);
  backdrop-filter:blur(10px);box-shadow:var(--glass-shadow);max-width:100%;
}
.ca span{font-family:var(--mono);font-size:.68rem;letter-spacing:.12em;color:var(--muted)}
.ca code{font-family:var(--mono);font-size:.8rem;overflow-wrap:anywhere}
.ca button{
  font-family:var(--f);font-weight:600;font-size:.8rem;color:var(--text);
  background:rgba(255,255,255,.08);border:1px solid var(--line-2);border-radius:10px;
  padding:.45rem .85rem;cursor:pointer;transition:.18s ease;
}
.ca button:hover{background:rgba(255,255,255,.16)}

/* hero art: WebGL canvas behind the artwork */
.hero-art{position:relative;aspect-ratio:1/1;width:100%;max-width:560px;margin-inline:auto}
.gl{position:absolute;inset:0;width:100%;height:100%;display:block}
.art-glow{
  position:absolute;left:50%;top:52%;width:76%;aspect-ratio:1;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(96,140,255,.42),transparent 62%);filter:blur(12px);pointer-events:none;
}
.zilla-wrap{
  position:absolute;inset:0;display:grid;place-items:center;
  transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));
  transition:transform .3s ease-out;
}
.zilla{
  width:62%;filter:drop-shadow(0 34px 44px rgba(0,5,30,.7));
  animation:bob 5.2s ease-in-out infinite;cursor:pointer;
}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* ─── ticker ─── */
.marquee{
  margin-top:clamp(1.5rem,4vw,3rem);border-block:1px solid var(--line);padding:.9rem 0;overflow:hidden;
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
}
.marquee-track{display:flex;align-items:center;gap:2.2rem;width:max-content;animation:slide 34s linear infinite}
.marquee span{font-size:.9rem;color:var(--muted);white-space:nowrap}
.marquee i{width:5px;height:5px;border-radius:50%;background:var(--gold);opacity:.8}
@keyframes slide{to{transform:translateX(-50%)}}

/* ─── glass cards ─── */
.tilt-group{perspective:1000px}
.tilt{transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .3s ease-out,border-color .25s ease}

.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-top:2.8rem}
.card{
  position:relative;padding:1.7rem 1.5rem;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);
  box-shadow:var(--glass-shadow);overflow:hidden;
}
.card::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:0;transition:opacity .3s ease;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(122,162,255,.16),transparent 60%);
}
.card:hover::after{opacity:1}
.card:hover{border-color:var(--line-2)}
.card-dot{display:block;width:10px;height:10px;border-radius:50%;margin-bottom:1rem;background:linear-gradient(135deg,var(--accent-2),var(--accent));box-shadow:0 0 18px rgba(71,227,255,.6)}
.card h3{margin-bottom:.55rem}
.card p{color:var(--muted);font-size:.96rem}

/* ─── rampage ─── */
.game{
  margin-top:2.8rem;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:rgba(8,14,40,.55);backdrop-filter:blur(14px);box-shadow:var(--glass-shadow);
}
.hud{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-bottom:1px solid var(--line)}
.hud div{background:rgba(9,15,42,.9);padding:.9rem 1.1rem;display:flex;flex-direction:column;gap:.15rem}
.hud span{font-size:.68rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase}
.hud b{font-size:1.3rem;font-weight:700;display:inline-block}
.hud b.pop{animation:pop .3s ease}
@keyframes pop{50%{transform:scale(1.25);color:var(--accent-2)}}

.stage{
  position:relative;height:clamp(300px,42vw,460px);overflow:hidden;
  background:radial-gradient(90% 70% at 50% 100%,#132a6b 0%,#070d24 70%);
}
.stage::after{content:"";position:absolute;inset:0;pointer-events:none;box-shadow:inset 0 0 90px rgba(4,8,26,.85)}
.stage.shake{animation:shake .3s}
@keyframes shake{0%,100%{transform:translate(0,0)}25%{transform:translate(-5px,3px)}50%{transform:translate(5px,-3px)}75%{transform:translate(-3px,-2px)}}

.flash{position:absolute;inset:0;background:#fff;opacity:0;pointer-events:none;z-index:4}
.flash.on{animation:flash .26s ease}
@keyframes flash{0%{opacity:.4}100%{opacity:0}}

.stage-msg{
  position:absolute;left:50%;top:6%;transform:translateX(-50%);
  font-size:.85rem;font-weight:600;
  background:rgba(7,12,34,.72);border:1px solid var(--line);backdrop-filter:blur(8px);
  border-radius:999px;padding:.4rem 1rem;margin:0;z-index:5;text-align:center;max-width:88%;
}

.game-btns{display:flex;flex-wrap:wrap;gap:.6rem;padding:1.1rem;border-top:1px solid var(--line)}
#muteBtn{margin-left:auto}

/* CSS skyline, only when WebGL is missing */
body.gl .fallback{display:none}
.scene{position:absolute;inset:0}
.city{position:absolute;left:0;right:0;bottom:14%;height:62%;display:flex;align-items:flex-end;gap:1.8%;padding:0 4%}
.bld{
  position:relative;flex:1;height:var(--h);border-radius:3px 3px 0 0;
  border:1px solid rgba(160,195,255,.16);border-bottom:0;
  background:
    radial-gradient(circle,rgba(255,226,150,.28) 26%,transparent 27%) var(--wx,3px) 7px/11px 15px,
    linear-gradient(180deg,#22407b,#111e4e);
  transform-origin:bottom center;transition:transform .5s ease,opacity .5s ease;
}
.bld .t{position:absolute;left:-1px;right:-1px;top:-4px;height:4px;border-radius:3px 3px 0 0;background:#3a63b8}
.bld.down{transform:translateY(12%) rotate(6deg);opacity:0}
.fighter{position:absolute;left:50%;bottom:8%;width:clamp(96px,16vw,150px);transform:translateX(-50%);transition:left .3s ease;z-index:3;pointer-events:none}
.fighter.stomping{animation:stompA .34s ease}
@keyframes stompA{
  0%{transform:translateX(-50%) translateY(0)}
  35%{transform:translateX(-50%) translateY(-24px)}
  100%{transform:translateX(-50%) translateY(0)}
}

/* ─── steps ─── */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;padding:0;margin:2.8rem 0 0}
.steps li{
  position:relative;padding:1.7rem 1.5rem;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);box-shadow:var(--glass-shadow);
}
.steps .n{
  display:grid;place-items:center;width:2.1rem;height:2.1rem;border-radius:12px;margin-bottom:1rem;
  background:linear-gradient(135deg,rgba(122,162,255,.3),rgba(71,227,255,.12));
  border:1px solid rgba(122,162,255,.4);color:#cfe0ff;font-weight:700;font-size:.92rem;
}
.steps h3{margin-bottom:.5rem}
.steps p{color:var(--muted);font-size:.95rem;margin-bottom:1rem}
.steps code{font-family:var(--mono);font-size:.78rem;color:#d7e3ff;overflow-wrap:anywhere}
.steps small{display:block;margin-top:.7rem;font-size:.74rem;color:var(--muted)}

/* ─── faq ─── */
.qa{border:1px solid var(--line);border-radius:14px;background:var(--glass);margin-bottom:.7rem;overflow:hidden;transition:border-color .2s ease}
.qa:hover{border-color:var(--line-2)}
.qa summary{cursor:pointer;list-style:none;padding:1.1rem 3rem 1.1rem 1.3rem;font-weight:600;position:relative}
.qa summary::-webkit-details-marker{display:none}
.qa summary::after{content:"+";position:absolute;right:1.3rem;top:50%;transform:translateY(-50%);color:var(--accent);font-size:1.25rem;line-height:0}
.qa[open] summary::after{content:"-"}
.qa p{color:var(--muted);padding:0 1.3rem 1.2rem;max-width:66ch}
.qa a{color:var(--accent-2);text-decoration:underline;text-underline-offset:3px}

/* ─── cta ─── */
.cta{padding:var(--pad) 0;border-top:1px solid var(--line)}
.cta-grid{display:grid;grid-template-columns:320px 1fr;gap:clamp(1.5rem,5vw,3.5rem);align-items:center}
.cta-art{position:relative;aspect-ratio:1/1;width:100%}
.cta-fallback{width:60%;margin:auto;position:absolute;inset:0;filter:drop-shadow(0 20px 26px rgba(0,5,30,.6))}
body.gl .cta-fallback{display:none}
.cta p{color:var(--muted);margin:.7rem 0 1.8rem}

/* ─── footer ─── */
.footer{border-top:1px solid var(--line);padding:2.4rem 0}
.foot{display:flex;flex-wrap:wrap;gap:1.2rem;justify-content:space-between;align-items:center}
.foot nav{display:flex;flex-wrap:wrap;gap:1.3rem;font-size:.92rem;color:var(--muted)}
.foot nav a:hover{color:var(--text)}
.disclaimer{
  width:min(var(--maxw),calc(100% - 2.5rem));margin:1.8rem auto 0;padding-top:1.5rem;
  border-top:1px solid var(--line);font-size:.78rem;line-height:1.55;color:var(--muted);
}

/* ─── share card modal ─── */
.modal{
  position:fixed;inset:0;z-index:300;display:grid;place-items:center;padding:1.2rem;
  background:rgba(4,8,24,.78);backdrop-filter:blur(8px);
}
.modal[hidden]{display:none}
.modal-box{
  position:relative;width:min(760px,100%);padding:1.2rem;
  border:1px solid var(--line-2);border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(18,26,64,.95),rgba(8,13,36,.95));
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9);
  animation:pop-in .25s cubic-bezier(.2,.9,.3,1);
}
@keyframes pop-in{from{opacity:0;transform:translateY(14px) scale(.97)}}
.modal-box canvas{width:100%;height:auto;border-radius:12px;display:block;box-shadow:0 18px 40px -20px rgba(0,0,0,.9)}
.modal-btns{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1rem}
.modal-btns .btn{flex:1;min-width:130px}
.modal-note{margin:.8rem .2rem 0;font-size:.78rem;color:var(--muted)}
.modal-x{
  position:absolute;top:-14px;right:-14px;width:36px;height:36px;border-radius:50%;
  border:1px solid var(--line-2);background:#111a40;color:var(--text);
  font-size:1.3rem;line-height:1;cursor:pointer;
}
.modal-x:hover{background:#1b2a5e}

/* ─── reveal + toast ─── */
.reveal{opacity:0;transform:translateY(24px)}
.reveal.in{opacity:1;transform:none;transition:opacity .6s cubic-bezier(.2,.8,.3,1),transform .6s cubic-bezier(.2,.8,.3,1)}
@media (scripting:none){.reveal{opacity:1;transform:none}}

.toast{
  position:fixed;left:50%;bottom:1.5rem;transform:translate(-50%,150%);
  background:var(--text);color:#0a1230;font-weight:600;font-size:.9rem;
  padding:.7rem 1.2rem;border-radius:999px;z-index:200;
  transition:transform .3s cubic-bezier(.3,1.3,.5,1);
}
.toast.show{transform:translate(-50%,0)}

/* ─── responsive ─── */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr;gap:1.5rem;text-align:center;min-height:0}
  .hero-art{order:-1;max-width:420px}
  .sub,.lead{margin-inline:auto}
  .btns,.ca,.eyebrow{justify-content:center}
  .ca{display:flex}
  .grid-3,.steps{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr;text-align:center;justify-items:center}
  .cta-art{max-width:280px}
  .cta .btns{justify-content:center}
}

@media (max-width:760px){
  .nav-links{
    position:fixed;left:0;right:0;top:60px;flex-direction:column;gap:0;
    background:rgba(7,12,34,.97);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);padding:.5rem 1.25rem 1.2rem;
    transform:translateY(-140%);transition:transform .3s cubic-bezier(.2,.8,.3,1);
  }
  .nav-links.open{transform:none}
  .nav-links a{padding:.85rem 0;border-bottom:1px solid var(--line);font-size:1rem}
  .nav-right{margin-left:auto}
  .nav-buy{display:none}
  .burger{display:block}
  .hud{grid-template-columns:repeat(2,1fr)}
  #muteBtn{margin-left:0}
  .game-btns .btn{flex:1}
}

@media (max-width:420px){
  body{font-size:16px}
  .btns .btn{flex:1}
}

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