:root{color:#d0d0d0;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#0f0f0f;font-family:IBM Plex Mono,SFMono-Regular,ui-monospace,monospace;font-weight:400;line-height:1.5}*{box-sizing:border-box}html,body,#root{width:100%;min-height:100vh;margin:0}body{overflow-x:hidden}button,input,select,textarea{font:inherit}h1,h2,p{margin:0}.app-shell{box-sizing:border-box;min-height:100vh;padding:0}.stage{background:linear-gradient(115deg,#202020 0%,#121212 40%,#0b0b0b 100%),radial-gradient(circle at 25% 10%,#ffffff14,#0000 28%),repeating-linear-gradient(90deg,#ffffff05 0 1px,#0000 1px 6px);min-height:100vh;position:relative;overflow:hidden}.stage__canvas{z-index:0;position:absolute;inset:0}.stage__canvas>*{width:100%;height:100%;display:block}.page-shell{min-height:100vh;position:relative}.page-switch{z-index:20;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#101010a6;border:1px solid #ffffff24;border-radius:999px;gap:8px;padding:4px;display:flex;position:fixed;top:16px;left:16px}.page-switch__button{appearance:none;color:#b5b5b5;font:inherit;letter-spacing:.03em;cursor:pointer;background:0 0;border:0;border-radius:999px;padding:8px 14px;font-size:.84rem}.page-switch__button.is-active{color:#f2f2f2;background:#2b2b2b}.heartbeat-page{perspective:2200px;perspective-origin:52% 42%;padding:0;overflow:hidden}.heartbeat-grid{isolation:isolate;place-items:center;width:100%;height:100vh;display:grid;position:relative;overflow:hidden}.heartbeat-grid:before{content:"";pointer-events:none;z-index:0;background:radial-gradient(circle at 46% 40%,#7cbcff1f,#0000 22%),radial-gradient(circle at 55% 54%,#4e8ad21a,#0000 30%),radial-gradient(circle at 50% 70%,#00000038,#0000 38%);position:absolute;inset:0}.heartbeat-plane{transform-style:preserve-3d;z-index:1;position:relative;overflow:visible;transform:rotateX(72deg)rotate(-34deg)translate(3vw,-2vh)}.heartbeat-plane__dither,.heartbeat-plane__dots,.heartbeat-svg{position:absolute;inset:0}.heartbeat-plane__dither{opacity:.14;mix-blend-mode:screen;filter:saturate(.86)brightness(1.1);-webkit-mask-image:radial-gradient(circle,#000000e6,#0000 78%),linear-gradient(#0000 0%,#000c 16% 84%,#0000 100%);mask-image:radial-gradient(circle,#000000e6,#0000 78%),linear-gradient(#0000 0%,#000c 16% 84%,#0000 100%)}.heartbeat-plane__dots{opacity:.24;mix-blend-mode:screen;pointer-events:none;-webkit-mask-image:radial-gradient(circle,#000000f5,#0000 74%),linear-gradient(#0000 0%,#000000d1 18% 82%,#0000 100%);mask-image:radial-gradient(circle,#000000f5,#0000 74%),linear-gradient(#0000 0%,#000000d1 18% 82%,#0000 100%)}.heartbeat-plane__dither>*,.heartbeat-plane__dots>*,.heartbeat-svg{width:100%;height:100%;display:block}.heartbeat-row3d{transform-style:preserve-3d;will-change:transform;mix-blend-mode:screen;position:absolute;inset-inline:0;-webkit-mask-image:linear-gradient(90deg,#0000 0%,#000000eb 12% 88%,#0000 100%),linear-gradient(#0000 0%,#000000f5 16% 84%,#0000 100%);mask-image:linear-gradient(90deg,#0000 0%,#000000eb 12% 88%,#0000 100%),linear-gradient(#0000 0%,#000000f5 16% 84%,#0000 100%)}.heartbeat-svg{pointer-events:none;overflow:visible}.heartbeat-svg--glow{opacity:.7;filter:blur(1.4px)drop-shadow(0 0 18px #6eb8ff70);transform:translateZ(8px)}.heartbeat-svg--glow path{fill:none;stroke:#aadbff3d;stroke-width:1.2px;stroke-linecap:round;stroke-linejoin:round}.heartbeat-svg--lines path{fill:none;stroke:#f1f7ffb3;stroke-width:.96px;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke;filter:drop-shadow(0 0 8px #c4e8ff24)}.heartbeat-svg--lines circle{fill:#ebf6ffb3}@media (width<=720px){.app-shell,.stage{min-height:100vh}.heartbeat-page{perspective:1700px}.heartbeat-plane{transform:rotateX(74deg)rotate(-35deg)translate(10vw,-2vh)scale(1.02)}}