:root{--bg:#021a16;--ink:#e8fff6;--muted:#8fb8ac;--card:#06241e;--line:#5eecc41f;--mint:#5eecc4;--cta:#2dd4a8;--sans:"IBM Plex Sans", "Segoe UI", system-ui, sans-serif;--mono:"IBM Plex Mono", ui-monospace, monospace;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body{background:var(--bg);min-height:100%;color:var(--ink);font-family:var(--sans);margin:0}button,input{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:0}.starfield{pointer-events:none;z-index:0;position:fixed;inset:0}.starfield i{background:#fff;border-radius:50%;position:absolute}.app{z-index:1;flex-direction:column;max-width:430px;min-height:100dvh;margin:0 auto;padding:18px 20px 28px;display:flex;position:relative}.screen{flex-direction:column;flex:1;gap:14px;display:none}.screen.on{display:flex}.title{letter-spacing:-.03em;color:var(--mint);margin:0;font-size:32px;font-weight:700}.sub{color:var(--muted);margin:4px 0 0;font-size:15px}.kicker{color:var(--muted);margin:0;font-size:13px}.back{color:var(--muted);align-self:flex-start;padding:0;font-size:13px}.globe-wrap{aspect-ratio:1;touch-action:none;width:min(100%,360px);margin:6px auto 0}.globe-wrap canvas{margin:0 auto;display:block}.hint{text-align:center;color:var(--muted);font-size:13px}.layers{justify-content:space-between;gap:6px;display:flex}.layers button{background:#0b2f28;border-radius:999px;flex:1;padding:10px 4px;font-size:11px;font-weight:600}.layers button.on{outline:2px solid var(--mint);background:#134940}.cta{background:var(--cta);color:#03211a;border-radius:999px;width:100%;margin-top:auto;padding:16px 18px;font-size:16px;font-weight:700}.cta.ghost{color:var(--ink);background:#0b2f28}.actions{gap:10px;margin-top:auto;display:flex}.actions .cta{margin-top:0}.panel{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:14px 14px 16px}.strip{gap:6px;padding-bottom:4px;display:flex;overflow-x:auto}.el{color:#111;border-radius:50%;flex:none;place-items:center;width:36px;height:36px;font-size:12px;font-weight:700;display:grid}.bench{place-items:center;min-height:168px;display:grid;position:relative}.bench svg{max-width:100%}.formula{font-family:var(--mono);background:#0b2f28;border-radius:999px;margin:8px auto 0;padding:6px 12px;font-size:12px;display:inline-block}.patch{align-items:center;gap:12px;display:flex}.venn{width:92px;height:56px;position:relative}.venn i{border-radius:50%;width:48px;height:48px;position:absolute;top:4px}.venn .a{background:#1f7a4a;left:8px}.venn .b{background:#163a7a;left:36px}.venn .dot{background:#b8ffd8;width:8px;height:8px;top:22px;left:42px}.clock input[type=range]{appearance:none;background:#134940;border-radius:99px;width:100%;height:6px}.clock input[type=range]::-webkit-slider-thumb{appearance:none;border:4px solid var(--cta);background:#fff;border-radius:50%;width:18px;height:18px}.ticks{color:var(--muted);justify-content:space-between;margin-top:6px;font-size:12px;display:flex}.climate-ice{appearance:none;background:linear-gradient(90deg,#9ec5ff,#f4efe8 50%,#f06a3a);border-radius:99px;width:100%;height:8px}.climate-ice::-webkit-slider-thumb{appearance:none;background:#fff;border:3px solid #8bb4ff;border-radius:50%;width:18px;height:18px}.stack{flex-direction:column;gap:8px;display:flex}.bar{grid-template-columns:92px 1fr;align-items:center;gap:8px;display:grid}.bar .track{background:#0b2f28;border-radius:999px;height:18px;overflow:hidden}.bar .track i{border-radius:inherit;width:0;height:100%;transition:width .2s;display:block}.bar span{font-size:13px;font-weight:600}@media (width>=720px){body{background:radial-gradient(900px 500px at 50% -8%, #08352d, transparent 50%), var(--bg)}}