:root{--bg: #0d1117;--bg-raised: #151b23;--bg-input: #0b0f14;--line: #232c38;--line-soft: #1b222c;--text: #e6edf3;--muted: #8b98a8;--dim: #5d6b7d;--accent: #4f9ff0;--accent-dim: #1d3f60;--good: #4ec98a;--bad: #f0736a;--warn: #e0b341;--radius: 14px;--radius-sm: 9px;--tap: 44px;--c0: #4f9ff0;--c1: #4ec98a;--c2: #e0b341;--c3: #f0736a;--c4: #b57ff0;--c5: #48c6d0;--c6: #f09a4e;--c7: #7f8ff0;--c8: #d074b8;--c9: #86bf4a;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font:15px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}h1{font-size:26px}h2{font-size:18px}h3{font-size:15px}a{color:var(--accent)}.mono{font-family:ui-monospace,SFMono-Regular,SF Mono,Menlo,monospace;letter-spacing:.06em}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:var(--tap);padding:0 18px;border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg-raised);color:var(--text);font-weight:550;transition:background .12s,border-color .12s,opacity .12s}.btn:hover:not(:disabled){background:#1b2230;border-color:#2e3948}.btn:disabled{opacity:.42;cursor:not-allowed}.btn.primary{background:var(--accent);border-color:var(--accent);color:#06121e}.btn.primary:hover:not(:disabled){background:#6bb0f5;border-color:#6bb0f5}.btn.danger{color:var(--bad);border-color:#4a2a28}.btn.danger:hover:not(:disabled){background:#2a1a19}.btn.ghost{background:transparent;border-color:transparent}.btn.ghost:hover:not(:disabled){background:var(--bg-raised)}.btn.small{min-height:34px;padding:0 12px;font-size:13px}.btn.block{width:100%}.input,.select{width:100%;min-height:var(--tap);padding:10px 14px;background:var(--bg-input);color:var(--text);border:1px solid var(--line);border-radius:var(--radius-sm);outline:none;transition:border-color .12s}.input:focus,.select:focus{border-color:var(--accent)}.input::placeholder{color:var(--dim)}.input.big{font-size:30px;font-weight:650;text-align:center;letter-spacing:-.02em;padding:14px}.input.code{text-transform:uppercase;letter-spacing:.22em;text-align:center;font-size:20px}.field{display:block;margin-bottom:14px}.field>.label{display:block;margin-bottom:6px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.07em;color:var(--muted)}.card{background:var(--bg-raised);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.hint{color:var(--muted);font-size:13px;line-height:1.55}.tiny{font-size:12px;color:var(--dim)}.warn-box{border:1px solid #4a3d1c;background:#221c0c;color:#e8d9a8;border-radius:var(--radius-sm);padding:12px 14px;font-size:13px;line-height:1.55}.err-box{border:1px solid #4a2a28;background:#241615;color:#f3b5b0;border-radius:var(--radius-sm);padding:12px 14px;font-size:13px}.row{display:flex;align-items:center;gap:10px}.spread{display:flex;align-items:center;justify-content:space-between;gap:12px}.stack{display:flex;flex-direction:column;gap:12px}.grow{flex:1;min-width:0}.truncate{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pos{color:var(--good)}.neg{color:var(--bad)}.avatar{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;flex:none;border-radius:50%;font-size:12px;font-weight:700;color:#08111a}.avatar.lg{width:38px;height:38px;font-size:14px}.avatar.sm{width:22px;height:22px;font-size:10px}.shell{max-width:1100px;margin:0 auto;padding:0 16px}.topbar{position:sticky;top:0;z-index:20;background:#0d1117eb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--line-soft)}.topbar-inner{max-width:1100px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:10px;padding-top:max(10px,env(safe-area-inset-top))}.brand{font-weight:700;letter-spacing:-.02em}.brand .accent{color:var(--accent)}.session-code{font-size:12px;color:var(--muted);padding:3px 8px;border:1px solid var(--line);border-radius:6px}.panes{display:grid;grid-template-columns:1fr;gap:18px;padding:18px 0 120px}.only-wide{display:none!important}.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(3,1fr);background:#0d1117f5;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.tabbar button{background:none;border:0;padding:12px 4px 14px;color:var(--dim);font-size:11px;font-weight:600;display:flex;flex-direction:column;align-items:center;gap:4px}.tabbar button.on{color:var(--accent)}.tabbar .glyph{font-size:17px;line-height:1}.fab{position:fixed;right:16px;z-index:25;bottom:calc(74px + 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button{border:0;background:none;border-radius:7px;padding:9px 8px;font-size:13px;font-weight:600;color:var(--muted)}.toggle button.on{background:var(--accent);color:#06121e}.net-strip{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:13px 14px;margin-bottom:12px;border:1px solid var(--accent-dim);background:#10202e;border-radius:var(--radius)}.net-strip .value{font-size:21px;font-weight:700;font-variant-numeric:tabular-nums}.pay-row{display:flex;align-items:center;gap:10px;padding:12px 14px;border:1px solid var(--line);background:var(--bg-raised);border-radius:var(--radius);margin-bottom:8px}.arrow{color:var(--dim);flex:none}.settled{text-align:center;padding:30px 16px}.settled .glyph{font-size:32px;display:block;margin-bottom:8px}.overlay{position:fixed;inset:0;z-index:50;background:#0000009e;display:flex;align-items:flex-end;justify-content:center;padding:0}@media(min-width:640px){.overlay{align-items:center;padding:24px}}.sheet{width:100%;max-width:520px;max-height:92vh;overflow-y:auto;background:var(--bg-raised);border:1px solid var(--line);border-radius:18px 18px 0 0;padding:18px 18px calc(24px + env(safe-area-inset-bottom))}@media(min-width:640px){.sheet{border-radius:18px;padding-bottom:22px}}.sheet-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.x{background:none;border:0;color:var(--muted);font-size:22px;line-height:1;padding:4px 8px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 13px;border-radius:999px;border:1px solid var(--line);background:var(--bg-input);color:var(--muted);font-size:14px;font-weight:550}.chip.on{border-color:var(--accent);background:var(--accent-dim);color:var(--text)}.modes{display:flex;gap:4px;background:var(--bg-input);border:1px solid var(--line);border-radius:10px;padding:3px;overflow-x:auto}.modes button{flex:1;white-space:nowrap;border:0;background:none;border-radius:7px;padding:8px 10px;font-size:12.5px;font-weight:600;color:var(--muted)}.modes button.on{background:var(--accent);color:#06121e}.split-row{display:grid;grid-template-columns:1fr 116px;gap:10px;align-items:center;margin-bottom:8px}.split-row .input{min-height:38px;text-align:right}.link-box{display:flex;gap:8px;align-items:center;background:var(--bg-input);border:1px solid var(--line);border-radius:var(--radius-sm);padding:10px 12px}.link-box code{font-size:12px;word-break:break-all;color:var(--muted)}.big-code{text-align:center;font-size:30px;font-weight:700;letter-spacing:.3em;padding:16px 0 16px 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400px;align-items:start;padding-bottom:40px}.pane-balances{position:sticky;top:74px}.tabbar,.fab{display:none}.pane{display:block!important}.only-wide{display:inline-flex!important}}