:root{--bg:#f6f7f4;--card:#fff;--text:#15201a;--muted:#5d6b63;--line:#dfe4de;--accent:#1b7f4b;--accent-text:#fff;--bad:#b3261e}@media (prefers-color-scheme:dark){:root{--bg:#0f1612;--card:#17211b;--text:#e8efe9;--muted:#94a59a;--line:#26352c;--accent:#3cc47c;--accent-text:#08130d;--bad:#ff8a80}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font:16px/1.5 system-ui,-apple-system,Segoe UI,sans-serif}main{max-width:520px;margin:0 auto;padding:16px}h1{margin:0;font-size:1.4rem}h2{margin:0 0 8px;font-size:1.1rem}a{color:var(--accent)}.top{justify-content:space-between;align-items:baseline;margin-bottom:12px;display:flex}.muted{color:var(--muted);font-size:.9rem}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:16px;padding:16px}.sheet{border-collapse:collapse;width:100%}.sheet td{padding:6px 0}.sheet tr.vals td{padding-bottom:2px}.sheet tr.barrow td{border-bottom:1px solid var(--line);padding:0 0 8px}.sheet td:first-child,.sheet td:nth-child(3){font-variant-numeric:tabular-nums;width:25%;font-weight:400}.sheet td.hi{font-weight:800}.bar{background:var(--line);border-radius:3px;height:6px;overflow:hidden}.bar span{background:var(--accent);height:100%;display:block}.bar.empty span{background:var(--muted);opacity:.4}.sheet td:nth-child(2){text-align:center;color:var(--muted);font-size:.9rem}.sheet td:nth-child(3){text-align:right}.sheet thead td{color:var(--text);font-weight:700}.row{justify-content:center;align-items:center;gap:12px;display:flex}input[type=number],input[type=text],input[type=password]{font:inherit;border:1px solid var(--line);background:var(--bg);color:var(--text);border-radius:8px;width:100%;padding:10px}input[type=number]{text-align:center;width:72px;font-size:1.4rem}button{font:inherit;cursor:pointer;background:var(--accent);color:var(--accent-text);border:0;border-radius:8px;padding:10px 16px;font-weight:600}button.secondary{color:var(--text);border:1px solid var(--line);background:0 0}button:disabled{opacity:.5;cursor:default}.big{text-align:center;font-variant-numeric:tabular-nums;font-size:2.4rem;font-weight:700}.err{color:var(--bad)}pre.share{background:var(--bg);border:1px solid var(--line);white-space:pre-wrap;border-radius:8px;margin:8px 0;padding:12px;font:14px/1.4 ui-monospace,monospace}.credit{justify-content:center;align-items:center;gap:8px;margin-top:8px;display:flex}.credit img{width:auto;height:22px}footer{text-align:center;color:var(--muted);padding:8px 0 24px;font-size:.8rem}.stack>*+*{margin-top:12px}button.option{text-align:left;width:100%;color:var(--text);border:1px solid var(--line);background:0 0}button.option.picked{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}button.option.right{border-color:var(--accent);background:var(--accent);color:var(--accent-text);opacity:1}