.ac-population-topline{display:flex;justify-content:space-between;align-items:start;gap:24px;margin-bottom:20px}.ac-population-topline h3{font-size:1.3rem;line-height:1.35;margin:5px 0 8px}.ac-population-topline .ac-intro{max-width:65ch;margin:0}.ac-population-topline>a{font-size:.78rem;white-space:nowrap;margin-top:8px}.ac-population-player{background:#f5f9fa;border:1px solid #d7e6eb;border-radius:8px;padding:24px;--ac-frame:650ms}.ac-playback-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:23px}.ac-year-display{display:flex;align-items:center;gap:18px}.ac-year-display>strong{font-size:3.2rem;font-weight:600;line-height:1;letter-spacing:-.05em;font-variant-numeric:tabular-nums}.ac-year-display>div{display:flex;flex-direction:column;gap:3px}.ac-year-display span{font-size:.63rem;letter-spacing:.12em;color:#587782;text-transform:uppercase}.ac-year-display small{font-size:.72rem;color:#6c8792}.ac-player-actions{display:flex;align-items:center;gap:8px}.ac-player-actions button{min-height:40px;border-radius:4px;border:1px solid #aac9d2;background:white;color:#006e78;padding:8px 16px;font-size:.8rem}.ac-player-actions #acPopulationPlay{min-width:94px;background:#007a7e;color:white;border-color:#007a7e}.ac-player-actions #acPopulationPlay:hover{background:#006369}.ac-player-actions select{min-height:40px;border:1px solid #aac9d2;background:white;border-radius:4px;padding:7px 8px;font-size:.75rem;color:#265168}.ac-population-player .ac-population{display:grid;gap:25px;padding:0;margin:0;border:0;background:none}.ac-population-player .ac-bar-label{align-items:baseline;margin-bottom:8px}.ac-population-player .ac-bar-label>span{font-size:.95rem;font-weight:600}.ac-population-player .ac-bar-label strong{font-size:1.65rem;font-weight:600;line-height:1.3}.ac-population-player .ac-bar{height:30px;border:1px solid #dce8ed;background:repeating-linear-gradient(to right,transparent,transparent calc(20% - 1px),#bdcfd75c calc(20% - 1px),#bdcfd75c 20%),#e6f0f3;margin-bottom:7px;border-radius:4px}.ac-population-player .ac-bar span{width:0;transition:width var(--ac-frame) linear;border-radius:3px}.ac-population-player .ac-bar-label .ac-city-dot{margin-right:8px}.ac-population-player .ac-growth{display:block;font-size:.7rem;color:#62808d}.ac-population-axis{display:flex;justify-content:space-between;font-size:.64rem;color:#718b95;margin:13px 0 22px}.ac-population-axis span{font-variant-numeric:tabular-nums}.ac-scrubber{border-top:1px solid #d7e4e9;padding-top:19px}.ac-scrubber-head{display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:.72rem;color:#516f7d}.ac-scrubber-head label{display:flex;align-items:center;gap:8px}.ac-scrubber-head select{min-height:36px;padding:5px 10px;background:white;color:#163f60;border:1px solid #bad1d9;border-radius:4px;font-size:.79rem}.ac-population-player input[type=range]{display:block;appearance:none;width:100%;height:32px;margin:5px 0 1px;background:transparent;cursor:pointer;accent-color:#007f83}.ac-population-player input[type=range]::-webkit-slider-runnable-track{height:5px;background:linear-gradient(to right,#00898b var(--played),#d2e1e7 var(--played));border-radius:4px}.ac-population-player input[type=range]::-webkit-slider-thumb{appearance:none;width:17px;height:17px;margin-top:-6px;border-radius:50%;background:#007f83;border:3px solid white;box-shadow:0 0 0 1px #007f83}.ac-population-player input[type=range]::-moz-range-track{height:5px;border-radius:4px;background:#d2e1e7}.ac-population-player input[type=range]::-moz-range-progress{background:#00898b;height:5px}.ac-population-player input[type=range]::-moz-range-thumb{width:13px;height:13px;border-radius:50%;background:#007f83;border:3px solid white}.ac-year-ticks{display:flex;justify-content:space-between;font-size:.66rem;color:#5e7c89}.ac-playback-meta{display:flex;justify-content:space-between;font-size:.65rem;color:#6b8590;margin-top:13px}.ac-population-note{margin-top:15px;font-size:.72rem;line-height:1.7;color:#627d89}.ac-player-actions button:focus-visible,.ac-player-actions select:focus-visible,.ac-scrubber select:focus-visible,.ac-population-player input[type=range]:focus-visible{outline:2px solid #008f93;outline-offset:4px}
@media(max-width:760px){.ac-population-topline{display:block}.ac-population-topline>a{display:inline-block;margin:12px 0 0}.ac-population-player{padding:18px}.ac-playback-header{align-items:start}.ac-year-display{display:block}.ac-year-display>div{margin-top:8px}.ac-year-display>strong{font-size:2.7rem}.ac-player-actions{flex-wrap:wrap;justify-content:flex-end;max-width:210px}.ac-player-actions button{min-height:44px}.ac-player-actions select{min-height:44px}.ac-population-player .ac-bar-label strong{font-size:1.5rem}}
@media(max-width:520px){.ac-playback-header{display:block}.ac-year-display{display:flex}.ac-year-display>div{margin:0}.ac-player-actions{justify-content:start;max-width:none;margin-top:19px}.ac-player-actions button{padding-inline:13px}.ac-population-player{padding:17px 14px}.ac-population-topline h3{font-size:1.15rem}.ac-population-player .ac-bar-label{gap:10px}.ac-population-player .ac-bar-label strong{font-size:1.32rem}.ac-population-axis{font-size:.58rem}.ac-population-player .ac-bar{height:26px}.ac-year-ticks span:nth-child(3){display:none}.ac-playback-meta{gap:12px;line-height:1.5}}
@media(prefers-reduced-motion:reduce){.ac-population-player .ac-bar span{transition:none}}
.ac-year-ticks{display:block;position:relative;height:18px}.ac-year-ticks span{position:absolute;transform:translateX(-50%)}.ac-year-ticks span:first-child{left:0;transform:none}.ac-year-ticks span:nth-child(2){left:23.2558%}.ac-year-ticks span:nth-child(3){left:46.5116%}.ac-year-ticks span:nth-child(4){left:69.7674%}.ac-year-ticks span:last-child{left:100%;transform:translateX(-100%)}

/* Small spacing and hierarchy refinements to the established player. */
.ac-population-player{padding:20px}
.ac-playback-header{margin-bottom:18px}
.ac-year-display{gap:15px}
.ac-year-display>strong{font-size:3.4rem}
.ac-year-display span{font-size:.57rem;letter-spacing:.08em;font-weight:400;color:#617581}
.ac-year-display small{font-size:.65rem;font-weight:400;color:#617581}
.ac-player-actions{display:inline-flex;flex-wrap:nowrap;gap:2px;padding:3px;border:1px solid #d7e4e8;border-radius:6px;background:#ffffffb3;max-width:100%}
.ac-player-actions button{border:0;background:transparent;padding:8px 12px;border-radius:4px}
.ac-player-actions #acPopulationPlay{min-width:72px}
.ac-player-actions #acPopulationRestart:hover{background:#edf4f5}
.ac-player-actions label{display:flex;align-items:center;gap:2px;padding-left:10px;margin-left:2px;border-left:1px solid #dce7eb;color:#526d7a;font-size:.73rem;white-space:nowrap}
.ac-player-actions select{border:0;background:transparent;padding:7px 5px;font-size:.76rem}
.ac-population-player .ac-population{gap:18px}
.ac-population-player .ac-bar-label{margin-bottom:7px}
.ac-population-player .ac-bar{margin-bottom:5px}
.ac-population-axis{margin:10px 0 15px}
.ac-scrubber{padding-top:14px}
.ac-year-ticks{color:#3d5d6d}
.ac-playback-meta{margin-top:7px;color:#567380}
.ac-population-topline>a{display:inline-flex;align-items:center;min-height:40px;padding:7px 12px;border:1px solid #b3cfd7;border-radius:4px;background:#fff;font-size:.8rem;font-weight:600;color:#006e78;text-decoration:none}
.ac-population-topline>a:hover{background:#edf6f7;border-color:#6eabb6;text-decoration:none}
.ac-story-bridge{font-size:.95rem;line-height:1.7;color:#1a4c66;margin:0 0 21px}
.ac-story-bridge span{color:#456d7c}
@media(max-width:760px){.ac-population-player{padding:16px}.ac-playback-header{align-items:center}.ac-year-display>strong{font-size:2.9rem}.ac-player-actions{max-width:none}.ac-population-topline>a{min-height:44px}}
@media(max-width:520px){.ac-population-player{padding:15px 13px}.ac-year-display>strong{font-size:2.9rem}.ac-player-actions{margin-top:16px;gap:1px;max-width:100%}.ac-player-actions #acPopulationPlay{min-width:66px}.ac-player-actions button{padding-inline:9px;font-size:.75rem}.ac-player-actions label{padding-left:6px;margin-left:1px;font-size:.68rem}.ac-player-actions select{font-size:.72rem;padding-inline:3px}.ac-story-bridge{font-size:.84rem;margin-bottom:18px}.ac-population-player .ac-population{gap:17px}}