/* The signage face: Alte DIN 1451 Mittelschrift, the German road-sign typeface, from
     assests/fonts/. Declared here so the canvas painters that draw every sign in the world
     can use it — js/core/draw.js waits for it to decode and repaints them (a canvas baked
     before the font arrives keeps the fallback for ever). */
  @font-face{
    font-family:"DIN 1451";
    src:url("../assests/fonts/alte-din-1451-mittelschrift.regular.ttf") format("truetype");
    font-weight:100 900;
    font-display:block;
  }
  :root{
    --ink:#0B1220; --paper:#F4F8FB; --glass:rgba(9,16,30,.9);
    --cyan:#35D0E0; --blue:#2B6CB0; --teal:#2EC4B6; --green:#6FCF97;
    --lime:#B6D957; --amber:#F2C94C; --orange:#F2994A; --purple:#9B5DE5;
    --pink:#FF8FB1; --grey:#B7C2CE;
  }
  *{box-sizing:border-box; -webkit-tap-highlight-color:transparent;}
  html,body{margin:0;height:100%;overflow:hidden;background:#0B1220;
    font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--paper);}
  #c{position:fixed;inset:0;display:block;touch-action:none;}
  .chip{pointer-events:auto;background:var(--glass);backdrop-filter:blur(7px);
    border:1px solid rgba(255,255,255,.13);border-radius:14px;padding:10px 14px;}
  .eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;font-weight:700;opacity:.75;}
  #brand{position:fixed;top:12px;left:12px;max-width:60vw;display:flex;gap:10px;align-items:center;}
  #brand .mark{width:34px;height:34px;border-radius:9px;flex:0 0 auto;
    background:linear-gradient(150deg,var(--cyan),var(--blue));
    display:flex;align-items:center;justify-content:center;font:800 20px system-ui;color:#04121C;}
  #brand h1{margin:0;font-size:16px;font-weight:800;letter-spacing:.05em;}
  #brand p{margin:1px 0 0;font-size:10px;opacity:.7;}
  #progress{position:fixed;top:12px;right:12px;text-align:right;font-size:11.5px;font-weight:700;line-height:1.55;}
  #progress small{display:block;font-weight:400;opacity:.7;font-size:10px;margin-top:2px;}
  #era{position:fixed;right:12px;top:104px;display:flex;flex-direction:column;gap:6px;align-items:flex-end;}
  #eraBtn{pointer-events:auto;display:flex;align-items:center;gap:8px;cursor:pointer;
    background:var(--glass);border:1px solid rgba(255,255,255,.17);border-radius:999px;
    padding:8px 12px;color:var(--paper);font:700 12px/1 system-ui;letter-spacing:.08em;}
  #eraBtn .dot{width:9px;height:9px;border-radius:50%;background:var(--amber);box-shadow:0 0 10px var(--amber);}
  #eraBtn.future .dot{background:var(--cyan);box-shadow:0 0 12px var(--cyan);}
  #eraHint{font-size:10px;opacity:.6;}
  #roomChip{position:fixed;left:50%;bottom:14px;transform:translateX(-50%);display:none;
    max-width:92vw;text-align:center;font-size:12.5px;font-weight:600;line-height:1.45;}
  #roomChip b{color:var(--cyan);}
  #toast{position:fixed;left:50%;top:96px;transform:translateX(-50%);display:none;max-width:88vw;
    text-align:center;font-size:13px;font-weight:600;border-color:rgba(53,208,224,.5);z-index:12;}

  /* Focused Retail District vertical slice. Dormant in full-city mode. */
  #retailSliceObjective{position:fixed;right:16px;top:16px;width:min(300px,22vw);
    min-width:268px;z-index:18;border-color:rgba(53,208,224,.38);padding:15px 16px 14px;
    box-shadow:0 14px 38px rgba(3,9,18,.28);}
  .rs-objective-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
  #retailSliceObjective .rs-kicker,.rs-dialogue-card .rs-kicker{color:var(--cyan);
    font:800 10px/1.2 system-ui;letter-spacing:.14em;text-transform:uppercase;}
  .rs-phase{color:rgba(244,248,251,.56);font:750 10px/1 system-ui;
    letter-spacing:.08em;text-transform:uppercase;white-space:nowrap;}
  #retailSliceObjective .rs-title{display:block;margin-top:9px;font:800 18px/1.24 system-ui;}
  #retailSliceObjective .rs-detail{margin:5px 0 0;color:rgba(244,248,251,.78);
    font:500 16px/1.45 system-ui;}
  .rs-progress{display:flex;align-items:center;justify-content:space-between;gap:10px;
    margin-top:13px;padding-top:10px;border-top:1px solid rgba(255,255,255,.1);}
  .rs-progress-dots{display:flex;gap:5px;}
  .rs-progress-dots i{display:block;width:22px;height:4px;border-radius:99px;
    background:rgba(244,248,251,.16);}
  .rs-progress-dots i.done{background:var(--amber);}
  .rs-progress-dots i.current{background:var(--cyan);box-shadow:0 0 9px rgba(53,208,224,.48);}
  .rs-progress small{color:rgba(244,248,251,.58);font:700 10px/1.2 system-ui;
    letter-spacing:.04em;text-align:right;}
  #retailSliceLocation{position:fixed;left:50%;top:16px;transform:translateX(-50%);
    z-index:17;display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;
    color:rgba(244,248,251,.86);font:700 11px/1 system-ui;letter-spacing:.04em;}
  .rs-location-dot{width:7px;height:7px;border-radius:50%;background:var(--amber);}
  #retailSliceObservation{position:fixed;left:18px;bottom:82px;z-index:18;
    display:flex;align-items:flex-start;gap:11px;width:min(390px,calc(100vw - 36px));
    padding:14px 16px;background:rgba(244,248,251,.96);color:var(--ink);
    border:1px solid rgba(11,18,32,.12);border-radius:14px;
    box-shadow:0 14px 36px rgba(3,9,18,.3);animation:rs-rise .24s ease-out;}
  .rs-observation-mark{display:grid;place-items:center;flex:0 0 25px;height:25px;
    border-radius:50%;background:var(--amber);color:var(--ink);font:900 18px/1 system-ui;}
  #retailSliceObservation strong{display:block;color:#506071;font:800 10px/1.2 system-ui;
    letter-spacing:.13em;text-transform:uppercase;}
  #retailSliceObservation p{margin:4px 0 0;font:650 15px/1.4 system-ui;}
  #retailSlicePrompt{position:fixed;left:50%;bottom:48px;transform:translateX(-50%);z-index:19;
    display:flex;align-items:center;gap:10px;min-height:46px;padding:8px 14px 8px 9px;
    color:var(--paper);background:var(--glass);border:2px solid var(--cyan);border-radius:12px;
    box-shadow:0 12px 35px rgba(0,0,0,.35);font:700 13px/1.2 system-ui;cursor:pointer;}
  #retailSlicePrompt kbd{display:grid;place-items:center;min-width:28px;height:28px;padding:0 7px;
    border-radius:7px;background:var(--paper);color:var(--ink);font:800 13px/1 system-ui;}
  #retailSlicePrompt:hover,#retailSlicePrompt:focus-visible{background:rgba(53,208,224,.16);
    outline:3px solid rgba(242,201,76,.9);outline-offset:3px;}
  #retailSliceDialogue{position:fixed;inset:0;z-index:31;display:flex;align-items:flex-end;
    justify-content:center;padding:24px;background:linear-gradient(0deg,rgba(7,12,24,.52),transparent 58%);}
  .rs-dialogue-card{width:min(720px,100%);padding:22px;border-radius:18px;background:#0E1A2B;
    border:1px solid rgba(255,255,255,.16);box-shadow:0 24px 70px rgba(0,0,0,.5);}
  .rs-speaker-row{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
  .rs-speaker-avatar{display:grid;place-items:center;width:44px;height:44px;flex:0 0 44px;
    border-radius:50%;background:#F2C94C;color:#0B1220;font:900 19px/1 system-ui;}
  .rs-dialogue-card h2{margin:3px 0 0;font:800 24px/1.1 system-ui;}
  .rs-dialogue-card>p{margin:0 0 16px;max-width:64ch;color:rgba(244,248,251,.86);
    font:500 16px/1.55 system-ui;}
  #retailSliceChoices{display:grid;grid-template-columns:1fr 1fr;gap:8px;}
  #retailSliceChoices button{min-height:48px;padding:11px 13px;text-align:left;border-radius:11px;
    border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.055);color:var(--paper);
    font:650 14px/1.4 system-ui;cursor:pointer;}
  #retailSliceChoices button:hover,#retailSliceChoices button:focus-visible{border-color:var(--cyan);
    background:rgba(53,208,224,.1);outline:2px solid var(--amber);outline-offset:2px;}
  #retailSliceChoices button.primary{background:linear-gradient(120deg,var(--cyan),var(--blue));
    color:#04121C;border:0;font-weight:800;}
  #retailSliceHelpToggle{position:fixed;left:16px;bottom:16px;z-index:18;min-height:44px;
    padding:8px 13px 8px 8px;display:flex;align-items:center;gap:8px;border-radius:999px;
    border:1px solid rgba(255,255,255,.18);background:var(--glass);color:var(--paper);
    font:750 12px/1 system-ui;cursor:pointer;}
  #retailSliceHelpToggle span{display:grid;place-items:center;width:27px;height:27px;
    border-radius:50%;background:rgba(53,208,224,.18);color:var(--cyan);font-weight:900;}
  #retailSliceHelpToggle:hover,#retailSliceHelpToggle:focus-visible{border-color:var(--cyan);
    outline:2px solid var(--amber);outline-offset:2px;}
  body.retail-slice #brand{padding:8px 10px;opacity:.88;}
  body.retail-slice #brand .mark{width:30px;height:30px;font-size:17px;}
  body.retail-slice #brand h1{font-size:14px;}
  body.retail-slice #brand p{font-size:10px;}
  body.retail-slice #controlsHint{left:16px;bottom:16px;max-width:390px;padding:12px 14px;
    font-size:12px;line-height:1.6;opacity:1;z-index:20;box-shadow:0 14px 36px rgba(3,9,18,.3);}
  body.retail-slice #controlsHint b{color:var(--cyan);}
  @keyframes rs-rise{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
  @media (max-width:760px){
    body.retail-slice #brand{display:none;}
    #retailSliceObjective{top:54px;right:12px;bottom:auto;left:12px;width:auto;min-width:0;}
    #retailSliceLocation{top:10px;}
    #retailSliceObservation{left:12px;bottom:72px;width:calc(100vw - 24px);}
    #retailSlicePrompt{bottom:24px;}
    #retailSliceChoices{grid-template-columns:1fr;}
    #retailSliceDialogue{padding:12px;}
  }
  @media (prefers-reduced-motion:reduce){
    #retailSliceObservation{animation:none;}
    .rs-progress-dots i.current{box-shadow:none;}
  }
  [hidden]{display:none!important;}
  #controlsHint{position:fixed;left:12px;bottom:12px;font-size:11px;opacity:.85;line-height:1.5;}
  #ambientToggle{position:fixed;right:12px;bottom:12px;z-index:17;display:flex;
    align-items:center;gap:7px;min-height:38px;padding:8px 11px;border-radius:999px;
    border:1px solid rgba(255,255,255,.16);background:var(--glass);color:var(--paper);
    box-shadow:0 8px 24px rgba(3,9,18,.22);font:700 11px/1 system-ui;cursor:pointer;}
  #ambientToggle>span:first-child{display:grid;place-items:center;width:22px;height:22px;
    border-radius:50%;background:rgba(53,208,224,.16);color:var(--cyan);font-size:13px;}
  #ambientToggle[aria-pressed="false"]{opacity:.68;}
  #ambientToggle[aria-pressed="false"]>span:first-child{background:rgba(255,255,255,.08);
    color:rgba(244,248,251,.65);}
  #ambientToggle:hover,#ambientToggle:focus-visible{border-color:var(--cyan);
    outline:2px solid var(--amber);outline-offset:2px;}
  #stick{position:fixed;left:26px;bottom:70px;width:110px;height:110px;border-radius:50%;
    border:2px solid rgba(255,255,255,.25);display:none;pointer-events:none;}
  #knob{position:absolute;left:50%;top:50%;width:46px;height:46px;border-radius:50%;
    background:rgba(255,255,255,.28);transform:translate(-50%,-50%);}
  #liftPanel{position:fixed;right:14px;bottom:84px;display:none;flex-direction:column;gap:7px;z-index:14;}
  #liftPanel .fl{pointer-events:auto;min-width:176px;text-align:left;background:var(--glass);
    border:1px solid rgba(255,255,255,.18);border-radius:12px;color:var(--paper);
    padding:10px 14px;font:700 12px system-ui;letter-spacing:.05em;cursor:pointer;}
  #liftPanel .fl:hover{border-color:var(--cyan);}
  #liftPanel .fl.here{border-color:var(--cyan);background:rgba(53,208,224,.16);}
  #liftPanel .lbl{font-size:10px;letter-spacing:.14em;opacity:.75;text-align:right;}
  .overlay{position:fixed;inset:0;background:rgba(7,12,24,.76);backdrop-filter:blur(9px);
    display:flex;align-items:center;justify-content:center;padding:18px;z-index:20;}
  .panel{background:#0E1A2B;border:1px solid rgba(255,255,255,.14);border-radius:20px;
    max-width:520px;width:100%;padding:26px 26px 22px;box-shadow:0 30px 80px rgba(0,0,0,.55);}
  .panel h2{margin:6px 0 8px;font-size:25px;font-weight:800;letter-spacing:-.01em;}
  .panel p{margin:0 0 16px;font-size:14px;line-height:1.55;opacity:.86;}
  .optbtn{display:block;width:100%;text-align:left;margin:8px 0;padding:13px 15px;border-radius:12px;
    border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.05);color:var(--paper);
    font:600 14px/1.4 system-ui;cursor:pointer;}
  .optbtn:hover{border-color:var(--cyan);background:rgba(53,208,224,.09);}
  .primary{background:linear-gradient(120deg,var(--cyan),var(--blue));color:#04121C;border:none;
    font-weight:800;text-align:center;}
  .skip{background:none;border:none;color:var(--paper);opacity:.6;font-size:12px;cursor:pointer;
    display:block;margin:10px auto 0;text-decoration:underline;}
  .zonegrid{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:4px 0 14px;}
  .zonegrid div{font-size:11.5px;padding:7px 9px;border-radius:9px;background:rgba(255,255,255,.05);
    border-left:3px solid var(--cyan);}
  /* ── Avatar builder ───────────────────────────────────────────────────────
     A light panel on a dark overlay: stage, feature panel, presets rail, and a wizard
     along the bottom. The builder has its own colour scheme rather than the game's —
     a character creator is a workbench, and workbenches are lit. */
  .ab-overlay{z-index:26;background:rgba(6,11,22,.72);padding:14px;}
  .ab{--ink:#1B2733; --line:#E3E9EF; --muted:#6B7A89; --tint:#F2F6FA; --brand:#1668C4;
    background:#FFFFFF;color:var(--ink);border-radius:20px;width:100%;max-width:1360px;
    height:min(940px,94vh);max-height:94vh;display:flex;flex-direction:column;overflow:hidden;
    box-shadow:0 30px 90px rgba(0,0,0,.5);font-size:13px;}
  .ab-head{display:flex;align-items:center;gap:14px;padding:18px 22px;
    border-bottom:1px solid var(--line);flex:0 0 auto;}
  .ab-mark{width:44px;height:44px;border-radius:12px;flex:0 0 auto;background:var(--tint);
    border:1px solid var(--line);display:flex;align-items:center;justify-content:center;}
  .ab-mark svg{width:24px;height:24px;fill:none;stroke:var(--brand);stroke-width:1.8;
    stroke-linecap:round;stroke-linejoin:round;}
  .ab-title{flex:1;min-width:0;}
  .ab-title h2{margin:0;font-size:21px;font-weight:800;letter-spacing:.06em;}
  .ab-title p{margin:2px 0 0;font-size:13px;color:var(--muted);}
  .ab-done{display:flex;align-items:center;gap:7px;background:var(--brand);color:#fff;
    border:none;border-radius:10px;padding:10px 18px;font:700 13px system-ui;cursor:pointer;}
  .ab-done:hover{background:#1257A6;}
  .ab-done svg{width:15px;height:15px;fill:none;stroke:#fff;stroke-width:2.6;
    stroke-linecap:round;stroke-linejoin:round;}

  .ab-body{display:grid;grid-template-columns:380px minmax(0,1fr) 184px;gap:16px;
    padding:16px 22px;flex:1;min-height:0;}
  /* Review has no presets rail, so the grid drops to two columns rather than leaving a
     156px hole where the rail used to be. */
  .ab-body.norail{grid-template-columns:380px minmax(0,1fr);}
  .ab-stage{position:relative;border-radius:14px;overflow:hidden;min-height:0;
    background:linear-gradient(180deg,#CFE6F6 0%,#EAF3FA 62%,#E4EDF3 100%);
    border:1px solid var(--line);}
  #avatarCanvas{position:absolute;inset:0;width:100%;height:100%;display:block;
    touch-action:none;cursor:grab;}
  #avatarCanvas:active{cursor:grabbing;}
  .ab-tools{position:absolute;display:flex;gap:8px;}
  .ab-tools-tr{right:10px;top:10px;flex-direction:column;}
  .ab-tools-bl{left:10px;bottom:10px;}
  .ab-tools button{width:34px;height:34px;border-radius:10px;background:#fff;
    border:1px solid var(--line);cursor:pointer;display:flex;align-items:center;
    justify-content:center;box-shadow:0 2px 6px rgba(20,40,60,.12);padding:0;}
  .ab-tools button svg{width:17px;height:17px;fill:none;stroke:var(--brand);
    stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
  .ab-tools button:hover{border-color:var(--brand);}
  .ab-tools button.on{background:var(--brand);}
  .ab-tools button.on svg{stroke:#fff;}
  .ab-tools button:disabled{opacity:.4;cursor:default;}
  .ab-tools button:disabled svg{stroke:var(--muted);}
  .ab-drag{position:absolute;right:12px;bottom:14px;margin:0;text-align:right;
    font-size:9.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
    opacity:.75;pointer-events:none;}

  .ab-panel{display:flex;flex-direction:column;min-height:0;border:1px solid var(--line);
    border-radius:14px;overflow:hidden;}
  .ab-tabs{display:flex;gap:2px;padding:6px 8px 0;border-bottom:1px solid var(--line);
    overflow-x:auto;flex:0 0 auto;}
  .ab-tab{background:none;border:none;border-bottom:2.5px solid transparent;cursor:pointer;
    padding:9px 12px 10px;display:flex;flex-direction:column;align-items:center;gap:4px;
    color:var(--muted);font:600 11px system-ui;white-space:nowrap;}
  .ab-tab svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.7;
    stroke-linecap:round;stroke-linejoin:round;}
  .ab-tab:hover{color:var(--ink);}
  .ab-tab.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:700;}
  .ab-rows{overflow-y:auto;padding:18px;flex:1;min-height:0;}
  .ab-row{margin-bottom:18px;}
  .ab-row:last-child{margin-bottom:2px;}
  .ab-row h4{margin:0 0 9px;font-size:12.5px;font-weight:700;}
  .ab-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(72px,1fr));gap:9px;}
  .ab-card{position:relative;aspect-ratio:1/1;border-radius:11px;background:var(--tint);
    border:1.5px solid var(--line);cursor:pointer;padding:0;overflow:hidden;
    display:flex;align-items:center;justify-content:center;}
  .ab-card img{width:100%;height:100%;object-fit:cover;display:block;}
  .ab-card .ab-none{font:600 10px system-ui;color:var(--muted);}
  .ab-card:hover{border-color:#A9C7E4;}
  .ab-card.on{border-color:var(--brand);border-width:2px;}
  .ab-tick{position:absolute;right:3px;bottom:3px;width:15px;height:15px;border-radius:50%;
    background:var(--brand);display:none;align-items:center;justify-content:center;}
  .ab-card.on .ab-tick,.ab-swatch.on .ab-tick{display:flex;}
  .ab-tick svg{width:9px;height:9px;fill:none;stroke:#fff;stroke-width:4;
    stroke-linecap:round;stroke-linejoin:round;}
  .ab-swatches{display:flex;flex-wrap:wrap;gap:8px;}
  .ab-swatch{width:42px;height:42px;border-radius:10px;cursor:pointer;padding:0;
    border:1.5px solid var(--line);position:relative;}
  .ab-swatch:hover{border-color:#A9C7E4;}
  .ab-swatch.on{border-color:var(--brand);border-width:2.5px;
    box-shadow:0 0 0 2px rgba(22,104,196,.18);}
  .ab-colour-picker{display:flex;align-items:center;gap:10px;min-height:44px;}
  .ab-colour-picker input{width:52px;height:42px;padding:3px;border:1.5px solid var(--line);
    border-radius:10px;background:#fff;cursor:pointer;}
  .ab-colour-picker .ab-colour-hex{width:82px;font:700 12px ui-monospace,SFMono-Regular,Consolas,monospace;
    color:var(--ink);background:var(--tint);border:1px solid var(--line);border-radius:7px;
    padding:7px 9px;}
  .ab-colour-picker span{font:500 11.5px system-ui;color:var(--muted);}
  .ab-logo-upload{display:flex;align-items:center;gap:12px;}
  .ab-logo-preview{width:72px;height:72px;flex:0 0 72px;border:1.5px solid var(--line);
    border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden;
    background-color:#fff;background-image:linear-gradient(45deg,#EDF2F6 25%,transparent 25%),
      linear-gradient(-45deg,#EDF2F6 25%,transparent 25%),
      linear-gradient(45deg,transparent 75%,#EDF2F6 75%),
      linear-gradient(-45deg,transparent 75%,#EDF2F6 75%);background-size:16px 16px;
    background-position:0 0,0 8px,8px -8px,-8px 0;}
  .ab-logo-preview img{width:88%;height:88%;object-fit:contain;}
  .ab-logo-preview span{font:600 10px system-ui;color:var(--muted);}
  .ab-upload-controls{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap;}
  .ab-upload-button,.ab-upload-remove{border:1.5px solid var(--brand);border-radius:9px;
    background:#EAF2FB;color:var(--brand);font:700 12px system-ui;padding:8px 12px;cursor:pointer;
    position:relative;overflow:hidden;}
  .ab-upload-button input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none;}
  .ab-upload-button.busy{opacity:.55;pointer-events:none;}
  .ab-upload-remove{border-color:var(--line);background:#fff;color:var(--muted);}
  .ab-upload-status{flex-basis:100%;font:500 10.5px system-ui;color:var(--muted);}
  .ab-chips{display:flex;flex-wrap:wrap;gap:7px;}
  .ab-chip{background:var(--tint);border:1.5px solid var(--line);border-radius:9px;
    color:var(--ink);font:600 12px system-ui;padding:8px 13px;cursor:pointer;}
  .ab-chip:hover{border-color:#A9C7E4;}
  .ab-chip.on{border-color:var(--brand);background:#EAF2FB;color:var(--brand);font-weight:700;}
  .ab-slider{display:flex;align-items:center;gap:12px;}
  .ab-slider input{flex:1;accent-color:var(--brand);}
  .ab-slider span{font:700 12px system-ui;min-width:74px;text-align:right;color:var(--muted);}

  .ab-presets{display:flex;flex-direction:column;min-height:0;border:1px solid var(--line);
    border-radius:14px;padding:10px;}
  .ab-presets h3{margin:0 0 9px;font-size:12px;font-weight:700;}
  .ab-preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:7px;overflow-y:auto;
    flex:1;min-height:0;align-content:start;}
  .ab-preset{aspect-ratio:1/1;border-radius:10px;border:1.5px solid var(--line);
    background:var(--tint);cursor:pointer;padding:0;overflow:hidden;}
  .ab-preset img{width:100%;height:100%;object-fit:cover;display:block;}
  .ab-preset:hover{border-color:var(--brand);}
  .ab-random{margin-top:9px;display:flex;align-items:center;justify-content:center;gap:6px;
    background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:9px;
    font:700 11.5px system-ui;color:var(--brand);cursor:pointer;flex:0 0 auto;}
  .ab-random:hover{border-color:var(--brand);background:#F4F9FF;}
  .ab-random svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.9;
    stroke-linecap:round;stroke-linejoin:round;}

  .ab-steps{display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap;
    padding:12px 18px;border-top:1px solid var(--line);flex:0 0 auto;}
  .ab-step{display:flex;align-items:center;gap:8px;background:none;border:none;
    cursor:pointer;padding:4px 6px;font:600 12px system-ui;color:var(--muted);}
  .ab-step b{width:21px;height:21px;border-radius:50%;background:var(--line);color:#fff;
    display:flex;align-items:center;justify-content:center;font:700 11px system-ui;}
  .ab-step.on{color:var(--brand);font-weight:700;}
  .ab-step.on b,.ab-step.done b{background:var(--brand);}
  .ab-step-line{width:52px;height:1.5px;background:var(--line);}

  /* Review is the only step that is prose rather than a grid. */
  .ab-review{display:flex;flex-direction:column;gap:14px;}
  .ab-review label{font-size:12.5px;font-weight:700;display:block;margin-bottom:6px;}
  .ab-review input{width:100%;border:1.5px solid var(--line);border-radius:10px;
    padding:11px 13px;font:600 14px system-ui;color:var(--ink);background:var(--tint);}
  .ab-review input:focus{outline:none;border-color:var(--brand);background:#fff;}
  .ab-summary{display:grid;grid-template-columns:1fr 1fr;gap:7px;}
  .ab-summary div{background:var(--tint);border-radius:9px;padding:8px 10px;font-size:11.5px;}
  .ab-summary span{display:block;color:var(--muted);font-size:9.5px;letter-spacing:.12em;
    text-transform:uppercase;margin-bottom:2px;}
  .ab-note{margin:0;font-size:11px;line-height:1.55;color:var(--muted);}
  .ab-note code{background:var(--tint);border-radius:4px;padding:1px 5px;font-size:10.5px;}

  @media (max-width:900px){
    .ab{font-size:12.5px;height:94vh;}
    .ab-body{grid-template-columns:1fr;gap:10px;padding:10px 12px;}
    .ab-stage{min-height:200px;max-height:28vh;}
    .ab-presets{display:none;}
    .ab-step-line{width:20px;}
    .ab-step span{display:none;}
  }

  #rocketPanel{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);display:none;z-index:15;}
  #rocketPanel .fl{pointer-events:auto;background:var(--glass);border:1px solid rgba(53,208,224,.55);
    border-radius:12px;color:var(--paper);padding:13px 22px;font:800 14px system-ui;
    letter-spacing:.06em;cursor:pointer;}
  #rocketPanel .fl:hover{border-color:var(--cyan);background:rgba(53,208,224,.16);}

  #transitPanel{position:fixed;right:14px;top:50%;transform:translateY(-50%);display:none;
    width:264px;background:var(--glass);backdrop-filter:blur(7px);z-index:16;
    border:1px solid rgba(53,208,224,.5);border-radius:14px;padding:14px;}
  .t-title{font:800 14px system-ui;letter-spacing:.09em;color:var(--cyan);}
  .t-sub{font:600 11.5px system-ui;opacity:.72;margin:3px 0 10px;line-height:1.45;}
  .t-opt{display:flex;align-items:center;gap:9px;width:100%;text-align:left;margin:5px 0;
    padding:8px 10px;border-radius:9px;border:1px solid rgba(255,255,255,.14);
    background:rgba(255,255,255,.05);color:var(--paper);font:600 11.5px system-ui;cursor:pointer;}
  .t-opt:hover{border-color:var(--cyan);}
  .t-opt.sel{border-color:var(--cyan);background:rgba(53,208,224,.18);}
  .t-key{flex:0 0 auto;width:19px;height:19px;border-radius:5px;background:rgba(53,208,224,.22);
    color:var(--cyan);font:800 11px/19px system-ui;text-align:center;}
  .t-hint{font:500 10.5px system-ui;opacity:.55;margin-top:9px;line-height:1.5;}

  /* city map */
  #mapOverlay{z-index:28;}
  .mpanel{background:#0E1A2B;border:1px solid rgba(255,255,255,.14);border-radius:18px;
    width:min(1040px,100%);max-height:96vh;overflow:auto;padding:16px 16px 12px;
    box-shadow:0 30px 80px rgba(0,0,0,.6);}
  .mpanel h3{margin:3px 0 0;font-size:19px;font-weight:800;}
  #mapCanvas{display:block;width:100%;height:auto;border-radius:12px;
    background:#0A1220;border:1px solid rgba(255,255,255,.09);}
  #mapClose{margin-left:auto;flex:0 0 auto;background:rgba(255,255,255,.08);color:var(--paper);
    border:1px solid rgba(255,255,255,.18);border-radius:10px;width:36px;height:36px;
    font-size:21px;line-height:1;cursor:pointer;}
  #mapClose:hover{border-color:var(--cyan);}
  .mfoot{margin:10px 2px 2px;font-size:11px;line-height:1.6;opacity:.7;text-align:center;}
  .mfoot b{color:var(--cyan);}

  /* sponsor video player */
  #videoOverlay{z-index:30;}
  .vpanel{background:#0E1A2B;border:1px solid rgba(255,255,255,.14);border-radius:18px;
    width:min(980px,100%);padding:16px 16px 18px;box-shadow:0 30px 80px rgba(0,0,0,.6);}
  .vhead{display:flex;align-items:flex-start;gap:14px;margin:0 4px 12px;}
  .vhead h3{margin:3px 0 0;font-size:19px;font-weight:800;line-height:1.3;}
  #vClose{margin-left:auto;flex:0 0 auto;background:rgba(255,255,255,.08);color:var(--paper);
    border:1px solid rgba(255,255,255,.18);border-radius:10px;width:36px;height:36px;
    font-size:21px;line-height:1;cursor:pointer;}
  #vClose:hover{border-color:var(--cyan);}
  .vstage{position:relative;aspect-ratio:16/9;width:100%;background:#05080F;
    border-radius:12px;overflow:hidden;}
  .vstage iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}
  #vFallback{position:absolute;inset:0;display:none;flex-direction:column;
    align-items:center;justify-content:center;gap:14px;text-align:center;padding:22px;}
  #vFallback img{max-width:min(320px,55%);border-radius:9px;opacity:.65;}
  #vFallback p{margin:0;font-size:13px;line-height:1.6;opacity:.82;}
  #vFallback code{background:rgba(255,255,255,.1);padding:2px 7px;border-radius:5px;font-size:12px;}
  #vFallback a{width:auto;padding:11px 22px;text-decoration:none;}
  @media (max-width:640px){
    body:not(.retail-slice) #controlsHint{display:none!important;} #roomChip{bottom:8px;}
    #retailSliceObjective{top:54px;right:10px;left:10px;width:auto;}
    #retailSlicePrompt{bottom:20px;}
    #retailSliceDialogue{padding:10px;}
    #retailSliceChoices{grid-template-columns:1fr;}
  }
  @media (prefers-reduced-motion:reduce){ *{animation:none!important;transition:none!important;} }