:root{--bg-0: #050505;--bg-1: #0a0a0a;--bg-2: #111114;--ink-0: #ffffff;--ink-1: #e8e8ea;--ink-2: #9a9aa0;--ink-3: #55555c;--line: rgba(255, 255, 255, .08);--line-strong: rgba(255, 255, 255, .22);--accent: #1d6bff;--danger: #ff2040;--ok: #00ff9c;--font-mono: "IBM Plex Mono", "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--col-w: min(100vh * 9 / 16, 100vw)}*{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background:var(--bg-0);color:var(--ink-0);font-family:var(--font-sans);letter-spacing:.01em;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;user-select:none}body{display:grid;grid-template-columns:1fr min(100vh * 9 / 16,100vw) 1fr;grid-template-rows:100svh}.rail{position:relative;display:flex;flex-direction:column;padding:16px 18px;background:linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 100%);border-left:1px solid var(--line);border-right:1px solid var(--line);font-family:var(--font-mono);font-size:11px;color:var(--ink-2);overflow:hidden;min-width:0}.rail--left{border-left:none}.rail--right{border-right:none}.rail__hdr{display:flex;justify-content:space-between;align-items:baseline;padding-bottom:10px;border-bottom:1px solid var(--line);margin-bottom:14px}.rail__tag{color:var(--ink-0);font-weight:500;letter-spacing:.12em}.rail__sig{color:var(--accent);font-variant-numeric:tabular-nums}.rail__scope{width:100%;height:180px;display:block;border:1px solid var(--line);background:radial-gradient(ellipse at center,rgba(29,107,255,.04),transparent 70%);image-rendering:pixelated}.rail__grid{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:14px;background:var(--line);border:1px solid var(--line)}.stat{background:var(--bg-1);padding:10px 12px;display:flex;flex-direction:column;gap:4px}.stat__k{color:var(--ink-3);font-size:10px;letter-spacing:.14em}.stat__v{color:var(--ink-0);font-size:14px;font-variant-numeric:tabular-nums}.rail__ftr{margin-top:auto;display:flex;align-items:center;gap:8px;padding-top:10px;border-top:1px solid var(--line);color:var(--ink-1);letter-spacing:.1em}.dot{width:8px;height:8px;border-radius:50%;box-shadow:0 0 8px currentColor}.dot--green{background:var(--ok);color:var(--ok);animation:pulse 2s infinite}.dot--red{background:var(--danger);color:var(--danger);animation:pulse 1.3s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.snn{margin-top:14px;padding:10px 0;border:1px solid var(--line);background:var(--bg-2);overflow:hidden;white-space:nowrap;font-size:11px;color:var(--ink-1);letter-spacing:.08em}.snn__track{display:inline-block;padding-left:100%;animation:snn-scroll 60s linear infinite}.snn__track span{padding:0 24px;border-right:1px solid var(--line)}@keyframes snn-scroll{0%{transform:translate(0)}to{transform:translate(-100%)}}.stage{position:relative;display:grid;place-items:center;background:var(--bg-0);overflow:hidden}.stage__frame{position:relative;width:100%;height:100%;display:grid;grid-template-rows:auto 1fr auto;background:var(--bg-1);border-left:1px solid var(--line-strong);border-right:1px solid var(--line-strong)}.stage__hud-top,.stage__hud-bot{display:flex;align-items:center;gap:10px;padding:10px 14px;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;border-bottom:1px solid var(--line);color:var(--ink-1)}.stage__hud-bot{border-top:1px solid var(--line);border-bottom:none;gap:8px}.hud__brand{color:var(--ink-0);font-weight:600;letter-spacing:.3em}.hud__sep{color:var(--ink-3)}.hud__mode{color:var(--accent)}.hud__spacer{flex:1}.hud__compute{color:var(--ink-0);font-variant-numeric:tabular-nums}.stage__canvas{position:relative;width:100%;height:100%;overflow:hidden;background:#000}.stage__canvas canvas{display:block;width:100%!important;height:100%!important}.tab,.btn{font-family:var(--font-mono);font-size:11px;letter-spacing:.14em;color:var(--ink-0);background:transparent;border:1px solid var(--line-strong);padding:8px 14px;cursor:pointer;transition:background .12s ease,border-color .12s ease,color .12s ease}.tab:hover,.btn:hover{background:#ffffff0a;border-color:var(--ink-0)}.tab[aria-current=true]{background:var(--ink-0);color:var(--bg-0);border-color:var(--ink-0)}.tab--ghost{margin-left:auto;color:var(--accent);border-color:var(--accent)}.tab--ghost:hover{background:#1d6bff1a}.btn--primary{background:var(--accent);border-color:var(--accent)}.btn--primary:hover{background:#3d84ff}.btn--ghost{color:var(--ink-2)}.backup{border:1px solid var(--line-strong);background:var(--bg-1);color:var(--ink-0);padding:0;max-width:360px;width:86%;font-family:var(--font-mono)}.backup::backdrop{background:#000000c7;backdrop-filter:blur(4px)}.backup__inner{margin:0;padding:18px 20px;display:grid;gap:14px}.backup__hdr{display:flex;justify-content:space-between;padding-bottom:10px;border-bottom:1px solid var(--line);font-size:11px;letter-spacing:.16em}.backup__reward{color:var(--ok)}.backup__body{font-family:var(--font-sans);font-size:13px;line-height:1.5;color:var(--ink-1);margin:0}.backup__menu{display:flex;gap:10px;padding:0;margin:0}.backup__menu .btn{flex:1;text-align:center}@media (max-width: 900px){body{grid-template-columns:1fr}.rail{display:none}.stage__frame{border-left:none;border-right:none}}.stage__canvas:after{content:"";position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(255,255,255,.012) 0 1px,transparent 1px 3px);mix-blend-mode:overlay}