/* ETHGPU — countdown landing (ethgpu.app)
   Same purple/violet theme as ethgpu.live, focused on the countdown. */

@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 800;font-display:swap;src:url('/fonts/jetbrains-mono-latin.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Press Start 2P';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/press-start-2p.woff2') format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  --bg:#08061A; --bg-2:#0E0B22; --bg-3:#15102E;
  --ink:#ECE7FF; --ink-2:#B0A2D8; --muted:#5A5078;
  --line:#1A1535; --line-2:#261F44;
  --v:#8B5CF6; --v2:#A78BFA; --v3:#C4B5FD; --v-dark:#4C1D95; --v-deep:#2D1464;
  --v-dim:rgba(139,92,246,.1); --v-glow:rgba(139,92,246,.28);
  --green:#34D399;
  --mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  --pixel:"Press Start 2P",monospace;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{
  background:var(--bg);color:var(--ink);
  font-family:var(--mono);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;line-height:1.5;min-height:100dvh;
  -webkit-tap-highlight-color:rgba(139,92,246,.12);
}
img,svg,canvas{display:block;max-width:100%}
button{font:inherit;cursor:pointer;color:inherit;background:none;border:0;padding:0}
a{color:inherit;text-decoration:none}

/* Background layers */
#bg-canvas{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none;opacity:.5}
.scanlines{
  position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.65;
  background:linear-gradient(to bottom,transparent 50%,rgba(139,92,246,.022) 50%,rgba(139,92,246,.022) 51%,transparent 51%);
  background-size:100% 3px;
}
.bg-orb{position:fixed;border-radius:50%;pointer-events:none;z-index:0;filter:blur(100px)}
.bg-orb-1{width:600px;height:600px;top:-200px;left:-150px;background:radial-gradient(circle,#5B21B6,transparent 70%);opacity:.18;animation:drift 22s ease-in-out infinite alternate}
.bg-orb-2{width:480px;height:480px;bottom:-150px;right:-120px;background:radial-gradient(circle,#4C1D95,transparent 70%);opacity:.16;animation:drift 28s ease-in-out infinite alternate-reverse}
@keyframes drift{from{transform:translate(0,0) scale(1)}to{transform:translate(40px,28px) scale(1.1)}}

header,main{position:relative;z-index:2}

/* Header */
.site-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:18px max(clamp(20px,4vw,56px),env(safe-area-inset-right)) 18px max(clamp(20px,4vw,56px),env(safe-area-inset-left));
  border-bottom:1px solid var(--line);
  background:rgba(8,6,26,.78);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.brand{display:flex;align-items:center;gap:10px}
.brand-eth{width:14px;height:22px;filter:drop-shadow(0 0 8px rgba(139,92,246,.7));animation:brandPulse 4s ease-in-out infinite}
@keyframes brandPulse{0%,100%{filter:drop-shadow(0 0 8px rgba(139,92,246,.7))}50%{filter:drop-shadow(0 0 14px rgba(139,92,246,1))}}
.brand-name{
  font-family:var(--mono);font-size:13px;font-weight:800;letter-spacing:.24em;
  background:linear-gradient(135deg,var(--v3),var(--v));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.nav-x{
  display:flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:8px;
  border:1px solid var(--line-2);color:var(--ink-2);
  transition:all .18s;
}
.nav-x:hover{border-color:var(--v);color:var(--v2);background:var(--v-dim);box-shadow:0 0 14px var(--v-glow)}

/* Hero */
.hero{
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;
  padding:clamp(28px,5vw,56px) max(clamp(20px,4vw,56px),env(safe-area-inset-right)) clamp(48px,8vw,72px) max(clamp(20px,4vw,56px),env(safe-area-inset-left));
  min-height:calc(100dvh - 80px);
  gap:24px;
}

.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.32em;
  color:var(--v2);text-transform:uppercase;
  padding:7px 16px;background:var(--v-dim);border:1px solid rgba(139,92,246,.3);border-radius:999px;
  box-shadow:0 0 18px rgba(139,92,246,.18);
}
.pulse-dot{
  width:7px;height:7px;border-radius:50%;background:var(--green);flex-shrink:0;
  box-shadow:0 0 0 0 rgba(52,211,153,.5);
  animation:pulse 2.2s ease-out infinite;
}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.5)}70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}

/* GPU image stack */
.gpu-wrap{
  position:relative;width:100%;max-width:420px;
  display:flex;align-items:center;justify-content:center;
  min-height:240px;
  filter:drop-shadow(0 30px 32px rgba(0,0,0,.55)) drop-shadow(0 0 60px rgba(139,92,246,.45));
  animation:gpuFloat 6s ease-in-out infinite;
  margin:8px 0;
}
.gpu-halo{
  position:absolute;inset:8%;
  background:radial-gradient(circle at 50% 45%,rgba(167,139,250,.4),transparent 55%),radial-gradient(circle at 50% 45%,rgba(139,92,246,.45),transparent 70%);
  filter:blur(60px);z-index:0;
  animation:haloPulse 4s ease-in-out infinite;
}
@keyframes haloPulse{0%,100%{opacity:.75;transform:scale(1)}50%{opacity:1;transform:scale(1.18)}}
.gpu-ring{
  position:absolute;width:340px;height:340px;border-radius:50%;
  border:1px dashed rgba(139,92,246,.28);z-index:0;
  animation:ringSpin 24s linear infinite;
}
.gpu-ring::after{content:'';position:absolute;inset:-40px;border-radius:50%;border:1px solid rgba(139,92,246,.1);animation:ringSpin 36s linear infinite reverse}
.gpu-ring::before{content:'';position:absolute;inset:30px;border-radius:50%;border:1px dotted rgba(196,181,253,.14);animation:ringSpin 18s linear infinite reverse}
@keyframes ringSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
.gpu-shadow{
  position:absolute;left:50%;bottom:4%;
  width:55%;height:42px;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.55),transparent 70%);
  filter:blur(18px);transform:translateX(-50%);z-index:0;
}
.gpu-img{position:relative;z-index:2;width:100%;height:auto;max-width:420px}
@keyframes gpuFloat{
  0%,100%{transform:translateY(0) rotateX(0) rotateY(0)}
  25%{transform:translateY(-8px) rotateX(.6deg) rotateY(-1deg)}
  50%{transform:translateY(-14px) rotateX(1.2deg) rotateY(0)}
  75%{transform:translateY(-8px) rotateX(.6deg) rotateY(1deg)}
}

/* Title */
.hero-title{
  font-family:var(--pixel);
  font-size:clamp(18px,3vw,28px);
  line-height:1.35;letter-spacing:.08em;margin:0;
  color:var(--v3);
  text-shadow:2px 2px 0 var(--v),4px 4px 0 var(--v-dark),0 0 30px rgba(139,92,246,.4);
}

/* Countdown */
.countdown{
  display:inline-flex;align-items:flex-start;gap:8px;
  font-family:var(--pixel);
  font-variant-numeric:tabular-nums;
  padding:18px 20px;
  background:rgba(13,11,26,.6);
  border:1px solid rgba(139,92,246,.4);
  border-radius:14px;
  box-shadow:0 0 32px rgba(139,92,246,.22),inset 0 0 32px rgba(139,92,246,.05);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.cd-cell{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  min-width:72px;
}
.cd-num{
  font-size:clamp(28px,8vw,52px);
  color:var(--v3);
  text-shadow:2px 2px 0 var(--v),4px 4px 0 var(--v-dark),0 0 24px rgba(139,92,246,.6);
  line-height:1;
  letter-spacing:.04em;
}
.cd-label{
  font-family:var(--mono);font-size:9px;font-weight:700;letter-spacing:.22em;
  color:var(--muted);text-transform:uppercase;
}
.cd-sep{
  font-size:clamp(28px,8vw,46px);
  color:var(--v);
  text-shadow:0 0 18px rgba(139,92,246,.7);
  animation:blink 1s steps(1,end) infinite;
  line-height:1;
  margin-top:4px;
}
@keyframes blink{50%{opacity:.18}}

.countdown.live{
  border-color:rgba(52,211,153,.5);
  box-shadow:0 0 32px rgba(52,211,153,.25),inset 0 0 32px rgba(52,211,153,.06);
}
.countdown.live .cd-num{color:var(--green);text-shadow:2px 2px 0 rgba(52,211,153,.5),0 0 26px rgba(52,211,153,.6)}
.countdown.live .cd-sep{color:var(--green);animation:none}

.hero-sub{
  margin:0;font-size:14px;color:var(--ink-2);letter-spacing:.04em;
  max-width:480px;line-height:1.6;
}

.cta-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;
  font-family:var(--mono);font-size:13px;font-weight:700;letter-spacing:.2em;
  text-transform:uppercase;color:#fff;
  background:linear-gradient(135deg,var(--v),var(--v-dark));
  border:1px solid rgba(139,92,246,.6);border-radius:8px;
  box-shadow:0 0 22px rgba(139,92,246,.28),inset 0 1px 0 rgba(255,255,255,.1);
  transition:all .2s;position:relative;overflow:hidden;
  margin-top:8px;
}
.cta-btn::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);
  transform:translateX(-100%);transition:transform .6s;
}
.cta-btn:hover::after{transform:translateX(100%)}
.cta-btn:hover{
  background:linear-gradient(135deg,var(--v2),var(--v));
  box-shadow:0 0 32px rgba(139,92,246,.5);
  transform:translateY(-1px);
}
.cta-btn:active{transform:translateY(1px)}

.cta-hint{
  margin:8px 0 0;font-size:11.5px;letter-spacing:.04em;
  color:var(--muted);line-height:1.6;max-width:340px;
}
.cta-hint strong{color:var(--v2);font-weight:700}

/* Mobile */
@media(max-width:540px){
  .gpu-wrap{max-width:300px;min-height:200px}
  .gpu-ring{width:260px;height:260px}
  .countdown{gap:4px;padding:14px 14px}
  .cd-cell{min-width:60px}
  .cd-num{font-size:36px}
  .cd-sep{font-size:30px}
  .hero-title{font-size:18px}
  .cta-btn{padding:12px 22px;font-size:12px}
}

@media(max-width:360px){
  .gpu-wrap{max-width:240px}
  .gpu-ring{width:200px;height:200px}
  .cd-cell{min-width:50px}
  .cd-num{font-size:30px}
  .cd-sep{font-size:24px}
}

@media(prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important}}