:root{color-scheme:dark;--ink:#e9f2ee;--muted:#9db2aa;--line:#28443d;--panel:#102c26;--accent:#6ce3ad;--blue:#79c9ff}*{box-sizing:border-box}body{margin:0;font:16px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif;background:#081a17;color:var(--ink)}.landing{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 85% 15%,#17614f 0,transparent 35rem),radial-gradient(circle at 10% 95%,#123d70 0,transparent 38rem),#081a17}.landing main{max-width:850px;width:calc(100% - 3rem);padding:4rem 0}.eyebrow{color:var(--accent);font-size:.75rem;font-weight:700;letter-spacing:.16em}.landing h1{font-size:clamp(3.5rem,11vw,7.5rem);line-height:.88;letter-spacing:-.075em;margin:.2rem 0 1.75rem}.landing h1 span{color:var(--accent)}.lead{color:var(--muted);font-size:1.25rem;max-width:42rem}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:3rem}.cards a,.button{border:1px solid var(--line);background:#102c26b8;border-radius:14px;color:inherit;text-decoration:none;padding:1.1rem;transition:.18s}.cards a:hover,.button:hover{border-color:var(--accent);transform:translateY(-2px)}.cards strong,.cards small{display:block}.cards small{color:var(--muted);margin-top:.2rem}.footer{margin-top:4rem;color:var(--muted);font-size:.8rem}.app{max-width:1200px;margin:auto;padding:1.8rem}.app header{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--line);margin-bottom:1.5rem}.app h1{font-size:1.6rem;margin:.3rem 0 1rem}.app h2{font-size:1rem;margin:0 0 .8rem}.subtle{color:var(--muted);font-size:.9rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:1rem}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:1rem}.button{font:inherit;cursor:pointer;padding:.55rem .8rem;color:var(--ink)}button.primary{background:var(--accent);color:#062218;border-color:var(--accent);font-weight:700}input{width:100%;padding:.6rem;margin:.35rem 0 .7rem;border-radius:7px;border:1px solid var(--line);background:#081a17;color:var(--ink)}pre{white-space:pre-wrap;word-break:break-word;max-height:25rem;overflow:auto;background:#061411;padding:.9rem;border-radius:8px;font-size:.78rem}.result{margin-top:1rem}.ok{color:var(--accent)}.bad{color:#ff9999}.key-row{display:grid;grid-template-columns:1fr auto;gap:.6rem;align-items:center;padding:.65rem 0;border-top:1px solid var(--line)}.key-row small{display:block;color:var(--muted)}.map-layout{display:grid;grid-template-columns:320px 1fr;gap:1rem;height:calc(100vh - 8rem)}#map{border:1px solid var(--line);border-radius:12px;min-height:450px}.route-steps{max-height:35vh;overflow:auto;font-size:.9rem}.route-steps li{margin:.45rem 0}@media(max-width:720px){.cards,.map-layout{grid-template-columns:1fr}.map-layout{height:auto}.landing main{padding:2.5rem 0}.app{padding:1rem}#map{height:55vh}}