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system-ui, sans-serif;--text:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui, sans-serif;--ease-out:cubic-bezier(.16, 1, .3, 1);--pad:clamp(20px, 5.5vw, 32px);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*,:before,:after{box-sizing:border-box}html,body{background:var(--paper);color:var(--ink);font:400 1.0625rem/1.5 var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;margin:0}::selection{background:var(--signal);color:var(--ink)}input{caret-color:var(--line)}:focus-visible{outline:3px solid var(--line);outline-offset:3px;border-radius:4px}.ob-band :focus-visible,.arrived :focus-visible,.build-bar :focus-visible{outline-color:var(--signal)}.ob,.arrived{grid-template-rows:auto 1fr auto;min-height:100dvh;display:grid;overflow-x:clip}.ob-band{background:var(--line);color:var(--on-line);padding:calc(env(safe-area-inset-top) + var(--pad)) 0 var(--pad);align-items:flex-end;min-height:38dvh;display:flex}.ob:has(.note,.help[open]) .ob-band{min-height:auto}.ob-band-inner{padding-inline:var(--pad)}.ob-band-inner,.ob-body,.ob-actions,.arrived-inner{width:100%;max-width:560px;margin-inline:auto}.ob-sign{align-items:center;gap:18px;margin-bottom:28px;display:flex}.roundel{background:var(--on-line);width:64px;height:64px;color:var(--line);font:800 2.125rem/1 var(--sign);border-radius:50%;flex:none;place-items:center;padding-top:4px;display:grid}.ob-name:focus,.arrived-title:focus{outline:none}.ob-name{font:800 clamp(2.125rem, 9vw, 3rem) / 1.02 var(--sign);letter-spacing:-.02em;text-wrap:balance;margin:0}.ob-stop{color:var(--on-line-2);font:700 .9375rem/1.3 var(--sign);letter-spacing:.01em;margin:6px 0 0}.ob-stop-sep{margin-inline:.45em}.route{height:22px;position:relative}.route-track{background:var(--line-soft);border-radius:2px;height:4px;position:absolute;inset:9px 7px auto;overflow:hidden}.route-fill{background:var(--on-line);transform-origin:0;height:100%;transition:transform .52s var(--ease-out)}.route-stops{justify-content:space-between;margin:0;padding:0;list-style:none;display:flex;position:relative}.stop{border:3px solid var(--line-soft);background:var(--line);width:14px;height:14px;transition:background .3s var(--ease-out), border-color .3s var(--ease-out), transform .3s var(--ease-out);border-radius:50%;margin-top:4px}.stop.passed{background:var(--on-line);border-color:var(--on-line)}.stop.here{background:var(--signal);border:4px solid var(--on-line);width:22px;height:22px;margin-top:0;box-shadow:0 2px 8px #0a103c59}.ob-body{padding:28px var(--pad) 12px;animation:arrive .36s var(--ease-out)}@keyframes arrive{0%{opacity:.001;transform:translate(18px)}}.ob-instruction{grid-template-columns:56px 1fr;align-items:start;gap:18px;display:grid}.ob-instruction p{max-width:34ch;margin:2px 0 0;font-size:1.25rem;font-weight:500;line-height:1.42}.pictogram{background:var(--line);fill:none;width:56px;height:56px;stroke:var(--on-line);stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;border-radius:12px;padding:10px}.note{border-radius:12px;margin:22px 0 0;padding:14px 16px;font-size:1rem;line-height:1.45}.note-info{background:var(--info-tint);color:var(--line-deep)}.note-warn{background:var(--paper-2);color:var(--ink);box-shadow:inset 0 0 0 1.5px #14151a1f}.help{color:var(--ink-2);margin-top:22px}.help summary{cursor:pointer;min-height:44px;color:var(--line);text-underline-offset:4px;align-items:center;font-weight:600;text-decoration:underline;text-decoration-thickness:1.5px;display:inline-flex}.help p{max-width:60ch;margin:4px 0 0}.paste{margin-top:26px}.paste-label{color:var(--ink-2);margin-bottom:8px;font-size:.9375rem;font-weight:600;display:block}.paste-input{border:2px solid 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svg{fill:none;width:52px;height:52px;stroke:var(--on-line);stroke-width:4px;stroke-linecap:round;stroke-linejoin:round}.arrived-title{font:800 clamp(2.5rem, 11vw, 3.5rem) / 1 var(--sign);letter-spacing:-.025em;margin:28px 0 10px}.arrived-text{color:var(--on-line-2);max-width:30ch;margin:0;font-size:1.25rem}.confetti{pointer-events:none;z-index:10;width:100%;height:100%;position:fixed;inset:0}.wordmark{font:800 1.125rem/1 var(--sign);white-space:nowrap;padding-top:3px}@media (width>=768px){.ob{grid-template-rows:auto auto 1fr;align-content:start}.ob-band{min-height:34dvh}.ob-body{padding-top:40px}.ob-instruction{grid-template-columns:72px 1fr;gap:22px}.ob-instruction p{font-size:1.5rem}.pictogram{width:72px;height:72px;padding:14px}.ob-actions{box-shadow:none;grid-template-columns:1fr 1fr;align-self:start;padding-top:32px;position:static}:is(.ob-actions:not(:has(.btn-secondary)) .btn-primary,.ob-actions .btn-text){grid-column:1/-1}.ob-actions .btn-text{justify-self:start}.arrived{grid-template-rows:1fr auto auto 1fr}.arrived-inner{grid-row:2;align-self:center}.arrived .ob-actions{grid-row:3;grid-template-columns:1fr;padding-top:32px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}.build{height:var(--vvh,100dvh);grid-template-rows:auto 1fr auto;grid-template-columns:minmax(0,1fr);display:grid;overflow:hidden}.build-bar{background:var(--line);color:var(--on-line);padding:calc(env(safe-area-inset-top) + 6px) 6px 6px var(--pad);align-items:center;gap:12px;display:flex}.build-name{text-overflow:ellipsis;white-space:nowrap;min-width:0;color:var(--on-line-2);font:700 .9375rem/1.2 var(--sign);flex:1;padding-top:3px;overflow:hidden}.icon{fill:none;stroke:currentColor;stroke-width:2px;stroke-linecap:round;stroke-linejoin:round;width:24px;height:24px}.icon-btn{appearance:none;color:inherit;cursor:pointer;background:0 0;border:0;border-radius:12px;place-items:center;width:48px;height:48px;display:grid}.icon-btn .icon{stroke-width:3.2px}.icon-btn-ink{color:var(--ink)}.build-panes{grid-template-rows:minmax(0,1fr);grid-template-columns:minmax(0,1fr);min-height:0;display:grid;position:relative}.pane{min-height:0;display:none}.build-panes[data-tab=chat] .pane-chat,.build-panes[data-tab=app] .pane-app{display:grid}.pane-app{background:#fff;grid-template-rows:auto minmax(0,1fr);position:relative}.preview-frame{background:#fff;border:0;width:100%;height:100%}.app-empty{color:var(--ink-2);margin:auto}.tabs{box-shadow:0 -1px 0 var(--paper-2);padding-bottom:env(safe-area-inset-bottom);background:#fff;grid-template-columns:1fr 1fr;display:grid}.tab{appearance:none;min-height:58px;color:var(--ink-2);font:800 1rem/1 var(--sign);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;gap:8px;display:flex;position:relative}.tab[aria-current=page]{color:var(--line)}.tab[aria-current=page]:after{content:"";background:var(--signal);border-radius:0 0 4px 4px;height:4px;position:absolute;top:0;left:28%;right:28%}.tab:disabled{opacity:.4;cursor:default}.chat{grid-template-rows:1fr auto;min-height:0;display:grid}.chat-log{overscroll-behavior:contain;padding:20px var(--pad) 12px;overflow-y:auto}.chat-empty{padding-top:8px}.chat-title{font:800 clamp(2rem, 8vw, 2.75rem) / 1.05 var(--sign);letter-spacing:-.02em;text-wrap:balance;margin:0 0 10px}.chat-sub{color:var(--ink-2);margin:0 0 18px}.chips{flex-wrap:wrap;gap:10px;display:flex}.chip{appearance:none;border:2px solid var(--line);min-height:44px;color:var(--line);font:700 1rem/1 var(--sign);cursor:pointer;background:#fff;border-radius:22px;padding:0 16px}@media (hover:hover){.chip:hover:not(:disabled){background:var(--info-tint)}}.turns{gap:12px;margin:0;padding:0;list-style:none;display:grid}.turn{white-space:pre-wrap;overflow-wrap:anywhere;border-radius:18px;max-width:86%;padding:12px 16px;line-height:1.45}.turn-user{background:var(--line);color:var(--on-line);border-bottom-right-radius:6px;justify-self:end}.turn-assistant{color:var(--ink);background:#fff;border-bottom-left-radius:6px;justify-self:start;box-shadow:0 1px 2px #14151a14}.chat-notice{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:4px 12px;display:flex}.buildline{background:#fff;border-radius:14px;gap:12px;margin-top:20px;padding:16px 16px 14px;display:grid;box-shadow:0 1px 2px #14151a14}.buildline-label{color:var(--line-deep);font:800 1.0625rem/1.2 var(--sign);padding-top:2px}.buildline-route{align-items:center;gap:14px;min-height:34px;padding-bottom:16px;display:flex;position:relative}.buildline-route:before{content:"";background:#2340d84d;border-radius:2px;height:4px;position:absolute;top:7px;left:4px;right:6px}.buildline-stop{border:3px solid var(--line);background:#fff;border-radius:50%;flex:none;width:14px;height:14px;display:block;position:relative}.buildline-stop.passed{background:var(--line);animation:stop-in .3s var(--ease-out)}.buildline-train{background:var(--signal);width:18px;height:18px;animation:train 1.2s var(--ease-out) infinite alternate;border-radius:50%;flex:none;margin-top:-2px;position:relative;box-shadow:0 0 0 3px #fff,0 2px 6px #0a103c4d}.buildline-dest{flex:none;width:14px;height:14px;margin-left:auto;position:relative}.buildline-dest-label{white-space:nowrap;color:var(--ink-2);font:700 .8125rem/1 var(--sign);position:absolute;top:22px;right:0}@keyframes train{to{transform:translate(10px)}}@keyframes stop-in{0%{transform:scale(0)}}.composer{padding:10px var(--pad) 12px;background:var(--paper);box-shadow:0 -1px 0 var(--paper-2);grid-template-columns:1fr auto;align-items:end;gap:10px;display:grid}.composer-input{resize:none;border:2px solid var(--paper-2);min-height:52px;max-height:160px;color:var(--ink);font:400 1.0625rem/1.4 var(--text);background:#fff;border-radius:16px;padding:14px 16px}.composer-input:focus{border-color:var(--line);box-shadow:0 0 0 4px var(--info-tint);outline:none}.composer-send{appearance:none;background:var(--line);width:52px;height:52px;color:var(--on-line);cursor:pointer;border:0;border-radius:16px;place-items:center;display:grid}.composer-send:disabled{background:var(--paper-2);color:#8a8ea0;cursor:default}.app-label{padding:6px var(--pad);background:var(--paper-2);color:var(--ink);font:800 .875rem/1.2 var(--sign);align-items:center;gap:6px;margin:0;display:flex}.app-label .icon{width:16px;height:16px}.app-label-note{color:var(--ink-2);font:500 .8125rem/1.2 var(--text)}.app-error{background:var(--paper-2);color:var(--ink);border-radius:14px;justify-content:space-between;align-items:center;gap:12px;padding:8px 8px 8px 16px;font-weight:600;display:flex;position:absolute;top:40px;left:12px;right:12px;box-shadow:inset 0 0 0 1.5px #14151a1f}.btn-small{min-height:44px;box-shadow:none;padding:11px 18px 8px;font-size:1rem}.sheet-backdrop{z-index:20;animation:fade .2s var(--ease-out);background:#14151a73;justify-content:center;align-items:flex-end;display:flex;position:fixed;inset:0}.sheet{background:var(--paper);width:100%;max-width:520px;max-height:85dvh;padding:8px 8px calc(env(safe-area-inset-bottom) + 12px);animation:rise .28s var(--ease-out);border-radius:20px 20px 0 0;overflow-y:auto}@keyframes fade{0%{opacity:0}}@keyframes rise{0%{transform:translateY(24px)}}.sheet-head{justify-content:space-between;align-items:center;padding:4px 4px 4px 16px;display:flex}.sheet-title{font:800 1.25rem/1.2 var(--sign);text-overflow:ellipsis;white-space:nowrap;margin:0;overflow:hidden}.sheet-list{margin:0;padding:0;list-style:none}.sheet-list button:not(.btn-text){appearance:none;text-align:left;width:100%;min-height:54px;color:var(--ink);font:600 1.0625rem/1.2 var(--text);cursor:pointer;background:0 0;border:0;border-radius:12px;padding:0 16px}.sheet-list button:not(.btn-text):disabled{color:#8a8ea0;cursor:default}@media (hover:hover){.sheet-list button:not(.btn-text):hover:not(:disabled){background:var(--paper-2)}}.sheet-list button[aria-current=true]{color:var(--line);font-weight:800}.sheet-divider{background:var(--paper-2);height:1px;margin:6px 16px}.sheet-confirm{gap:10px;padding:4px 12px 8px;display:grid}.sheet-confirm p{color:var(--ink-2);margin:0 4px 8px;line-height:1.5}.sheet-row{align-items:center;padding-right:12px;display:flex}.code{padding:0 8px 8px}.code-file summary{cursor:pointer;align-items:center;min-height:48px;font:600 1rem/1 ui-monospace,SF Mono,Menlo,Consolas,monospace;display:flex}.code-file pre{background:#fff;border-radius:12px;max-height:50dvh;margin:0 0 12px;padding:12px;font:400 .8125rem/1.5 ui-monospace,SF Mono,Menlo,Consolas,monospace;overflow:auto}.toast{left:50%;bottom:calc(env(safe-area-inset-bottom) + 76px);z-index:30;background:var(--ink);color:#fff;width:max-content;max-width:calc(100% - 32px);animation:rise .24s var(--ease-out);border-radius:14px;align-items:center;gap:10px;padding:10px 12px 10px 18px;font-weight:600;display:flex;position:fixed;transform:translate(-50%)}.toast-check{background:var(--go);border-radius:50%;flex:none;place-items:center;width:26px;height:26px;display:grid}.toast-check svg{fill:none;stroke:#fff;stroke-width:2.5px;stroke-linecap:round;stroke-linejoin:round;width:18px;height:18px}.toast-action{appearance:none;color:#fff;min-height:44px;font:800 1rem/1 var(--sign);cursor:pointer;background:#ffffff24;border:0;border-radius:10px;padding:3px 14px 0}.tab-dot{background:var(--line);border-radius:50%;width:8px;height:8px;box-shadow:0 0 0 2px #fff}.btn-text-action{color:var(--line);font-weight:700}.composer-input::placeholder{color:var(--ink-2)}textarea{caret-color:var(--line)}.chip,.tab{padding-top:3px}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:#2340d840 padding-box padding-box;border:2px solid #0000;border-radius:5px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}@media (width>=1024px){.build-panes{grid-template-columns:minmax(360px,420px) minmax(0,1fr)}.build-panes .pane{display:grid!important}.pane-chat{box-shadow:1px 0 0 var(--paper-2)}.tabs{display:none}.pane-app{background:var(--paper-2);grid-template-rows:auto minmax(0,1fr);justify-items:center;padding:20px 24px}.app-label{width:min(430px,100%);box-shadow:inset 0 -1px 0 var(--paper-2);background:#fff;border-radius:16px 16px 0 0}.preview-frame{border-radius:0 0 16px 16px;width:min(430px,100%);box-shadow:0 18px 40px -24px #14151a73}.app-error{width:min(406px,100% - 48px);top:60px;left:50%;right:auto;transform:translate(-50%)}.app-empty{align-self:center}.toast{bottom:28px;left:calc(min(420px,100%) + 50% - min(420px,100%)/2)}.sheet-backdrop{align-items:center}.sheet{border-radius:20px}}.buildline-head{justify-content:space-between;align-items:center;gap:12px;display:flex}