*{box-sizing:border-box;margin:0;padding:0}:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--purple:#6326ac;--green:#00ffbc;--orange:#f58220;--red:#df041c;--dark:#0a0a0a;--terminal:#0d1117;--yellow:gold;--mono:ui-monospace, "Cascadia Mono", "Segoe UI Mono", "SFMono-Regular", Menlo, Consolas, "Liberation Mono", monospace}body{font-family:var(--mono);color:var(--green);background-color:var(--dark);background-image:linear-gradient(#141414 0%,#0a0a0a 100%);min-height:100vh;line-height:1.4}.site-header{border-bottom:2px solid var(--green);z-index:20;background-color:#0d1117f2;padding:1rem;position:relative}.header-content{justify-content:space-between;align-items:center;gap:1rem;max-width:1200px;margin:0 auto;display:flex}.site-title{font-family:var(--mono);color:var(--green);letter-spacing:.18em;margin:0;font-size:1.4rem;font-weight:700}.site-nav{gap:1.5rem;display:flex}.nav-link{color:var(--green);letter-spacing:.12em;font-size:1rem;text-decoration:none}.nav-link:hover,.nav-link.active{color:var(--yellow)}.map-page main{z-index:2;flex-direction:column;min-height:calc(100vh - 4.5rem);display:flex;position:relative}#map-container{flex:1;min-height:320px;position:relative}#map-container:before{content:"";border:2px solid var(--green);z-index:500;pointer-events:none;position:absolute;inset:0}.map-caption{z-index:500;letter-spacing:.08em;pointer-events:none;background:#0d1117d9;padding:.25rem .5rem;position:absolute;top:.75rem;left:.75rem}#map{background:#101010;width:100%;height:100%;min-height:320px}#info-panel{border-top:2px solid var(--orange);z-index:2;background-color:#0d1117f2;padding:1rem;position:relative}#instructions{margin-bottom:1rem;padding-left:1rem;position:relative}#instructions:before{content:">";color:var(--green);position:absolute;left:0}#reset-btn{background-color:var(--red);color:#fff;cursor:pointer;font-family:var(--mono);letter-spacing:.12em;border:none;margin-top:.5rem;padding:.5rem 1rem;font-size:1rem}#reset-btn:hover{background-color:var(--purple)}.hidden{display:none}.leaflet-container{font-family:var(--mono);background-color:#101010}.leaflet-popup-content-wrapper,.leaflet-popup-tip{background-color:var(--terminal);color:var(--green);box-shadow:none;border-radius:0}.leaflet-popup-content-wrapper{border:1px solid var(--green)}.leaflet-popup-content{margin:.7rem .8rem;font-size:.95rem}.leaflet-control-zoom a{background-color:var(--terminal);color:var(--green);border-color:var(--green)}.leaflet-control-attribution{color:var(--green);font-family:var(--mono);background-color:#0a0a0acc}.leaflet-control-attribution a{color:var(--yellow)}.data-box{border-left:2px solid var(--yellow);background-color:#0000004d;margin:.6rem 0;padding:.4rem .6rem}.data-label{color:var(--yellow);letter-spacing:.08em;margin-bottom:.2rem;font-size:.85rem}.data-value{font-size:1.15rem}#all-pairs{border-top:1px solid var(--green);margin-top:.8rem;padding-top:.8rem}.pair-item{width:100%;color:inherit;font:inherit;text-align:left;cursor:pointer;background-color:#0000004d;border:1px solid #0000;align-items:flex-start;gap:.6rem;margin-bottom:.5rem;padding:.5rem;display:flex}.pair-item:hover{border-color:var(--green)}.color-indicator{border:1px solid #fff6;flex:none;width:.9rem;height:.9rem;margin-top:.2rem}.pair-content{flex-direction:column;gap:.1rem;display:flex}.pair-content strong{color:var(--yellow)}.about-page main{z-index:2;position:relative}.about-container{max-width:46rem;margin:0 auto;padding:2rem 1.25rem 4rem}.about-section,.hero-section,.cta-section{margin-bottom:2rem}.hero-section,.cta-section{border:2px solid var(--green);background-color:#0000004d;padding:1.5rem}.cta-section{border-color:var(--purple);text-align:center}.hero-title,.about-container h2{font-family:var(--mono);letter-spacing:.08em;margin-bottom:.8rem;font-weight:700}.hero-title{font-size:1.6rem}.about-container h2{color:var(--yellow);font-size:1.2rem}.speed-constant{color:var(--orange);margin:.8rem 0}.about-container p+p,.about-container li+li{margin-top:.7rem}.example-calculation{background-color:var(--terminal);border-left:3px solid var(--orange);margin:1rem 0;padding:1rem}.formula{color:var(--yellow);margin-bottom:.7rem}.tech-note{border-left:3px solid var(--red);background-color:#df041c1f;margin:.8rem 0;padding:.8rem 1rem}.tech-note ul{margin:.5rem 0 0 1.1rem}.cta-button{background-color:var(--green);color:var(--dark);letter-spacing:.12em;margin-top:1rem;padding:.7rem 1.2rem;font-weight:700;text-decoration:none;display:inline-block}.cta-button:hover{background-color:var(--yellow)}.scanline,.overlay{pointer-events:none;position:fixed;inset:0}.scanline{z-index:30;background:repeating-linear-gradient(#0000 0 2px,#00000014 3px)}.overlay{z-index:31;background:radial-gradient(#0000 40%,#00000047 100%)}@media (width>=768px){.map-page main{flex-direction:row;height:calc(100vh - 4.5rem);min-height:0}#map-container,#map{height:100%;min-height:0}#info-panel{border-top:none;border-left:2px solid var(--orange);width:320px;overflow:auto}}@media (width<=767px){.header-content{flex-direction:column;align-items:flex-start}.site-title{font-size:1.2rem}}