/* City discovery: native controls, geographic relative positions, no political borders. */
.civilization-page { max-width:1100px; min-width:0; color:var(--ink); }
.civilization-heading { display:flex; justify-content:space-between; align-items:flex-start; gap:18px; margin-bottom:26px; }
.civilization-heading h1 { font-size:clamp(29px,4vw,40px); font-weight:650; letter-spacing:-.045em; line-height:1.15; margin:9px 0 12px; }
.civilization-heading p { color:var(--muted); font-size:15px; line-height:1.6; margin:0; }
.civilization-heading>.icon-btn { flex:none; }
.civilization-kicker { display:block; font-size:10px; font-weight:700; letter-spacing:.13em; color:var(--primary); }
.civilization-layout { display:grid; grid-template-columns:minmax(0,1fr); gap:24px; align-items:start; }
.civilization-atlas { min-width:0; border:1px solid var(--line); border-radius:26px; background:var(--surface); overflow:hidden; }
.civilization-plot { position:relative; isolation:isolate; height:330px; background:radial-gradient(ellipse at 50% 40%,var(--primary-3),var(--surface)); overflow:hidden; }
.civilization-grid { position:absolute; width:100%; height:100%; inset:0; fill:none; stroke:var(--primary); pointer-events:none; }
.civilization-graticule { stroke-width:.7; opacity:.1; }
.civilization-coastline { stroke-width:1.4; stroke-linejoin:round; stroke-linecap:round; opacity:.55; vector-effect:non-scaling-stroke; }
.civilization-plot__north,.civilization-plot__west,.civilization-plot__east { position:absolute; color:var(--muted); font-size:9px; font-weight:700; letter-spacing:.12em; }
.civilization-plot__north { top:17px; right:19px; }
.civilization-plot__west { top:50%; left:12px; writing-mode:vertical-rl; transform:rotate(180deg); }
.civilization-plot__east { top:50%; right:12px; writing-mode:vertical-rl; }
.civilization-plot__note { position:absolute; bottom:13px; left:18px; color:var(--muted); font-size:10px; }
.civilization-pin { position:absolute; left:var(--city-x); top:var(--city-y); transform:translate(-50%,-50%); display:grid; place-items:center; min-width:44px; min-height:44px; padding:0; border:0; background:none; color:var(--primary); z-index:1; cursor:pointer; }
.civilization-pin__dot { display:grid; place-items:center; width:27px; height:27px; border:1.5px solid var(--primary); border-radius:50%; background:var(--surface); font-size:9px; font-weight:750; box-shadow:0 0 0 5px var(--primary-3); transition:transform .18s ease,background .18s ease; }
.civilization-pin__name { position:absolute; top:43px; padding:3px 6px; background:var(--surface); border-radius:7px; font-weight:650; color:var(--ink); font-size:11px; white-space:nowrap; }
.civilization-pin[data-label-edge="west"] .civilization-pin__name { left:0; }
.civilization-pin[data-label-edge="east"] .civilization-pin__name { right:0; }
.civilization-pin.is-selected { z-index:2; }
.civilization-pin.is-selected .civilization-pin__dot { width:31px; height:31px; background:var(--primary); color:var(--surface); box-shadow:0 0 0 7px var(--primary-3); }
.civilization-pin:hover .civilization-pin__dot { transform:scale(1.1); }
.civilization-pin.is-selected .civilization-pin__name { background:var(--primary); color:var(--surface); }
.civilization-city-list { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:8px; padding:19px 18px 0; }
.civilization-city-list>button { display:flex; align-items:center; justify-content:center; gap:6px; min-width:0; min-height:43px; padding:8px 6px; border:1px solid var(--line); border-radius:13px; color:var(--ink); background:var(--surface); font:inherit; font-size:12px; cursor:pointer; }
.civilization-city-list>button>span { color:var(--muted); font-size:9px; }
.civilization-city-list>button.is-selected { background:var(--primary-3); border-color:var(--primary); color:var(--primary); }
.civilization-city-list>button.is-selected>span { color:inherit; }
.civilization-atlas__caption { margin:16px 18px 18px; color:var(--muted); font-size:10px; line-height:1.5; }
.civilization-detail { min-width:0; border:1px solid var(--line); border-radius:26px; background:var(--surface); padding:24px; }
.civilization-detail__header { margin-bottom:23px; }
.civilization-detail__header h2 { font-size:34px; letter-spacing:-.035em; margin:8px 0 10px; line-height:1.15; }
.civilization-detail p { font-size:14px; line-height:1.7; color:var(--muted); margin:0; }
.civilization-moment { border-left:2px solid var(--primary); padding-left:15px; margin:0 0 25px; }
.civilization-moment__date { font-size:11px; font-weight:700; color:var(--primary); }
.civilization-moment h3 { font-size:17px; font-weight:650; margin:8px 0; line-height:1.4; }
.civilization-person { display:flex; gap:12px; padding:17px; background:var(--primary-3); border-radius:18px; margin-bottom:26px; }
.civilization-person>span { flex:none; width:31px; height:31px; border:1px solid var(--line); border-radius:50%; display:grid; place-items:center; color:var(--primary); }
.civilization-person>span>.icon { width:17px; height:17px; }
.civilization-person small { display:block; font-size:8px; font-weight:700; letter-spacing:.12em; color:var(--muted); }
.civilization-person h3 { font-size:16px; line-height:1.4; margin:5px 0 7px; }
.civilization-person p { font-size:12px; line-height:1.65; }
.civilization-lessons>h3 { display:flex; justify-content:space-between; align-items:center; font-size:17px; margin:0 0 13px; }
.civilization-lessons>h3>span { min-width:25px; display:grid; place-items:center; background:var(--surface-2); color:var(--muted); border-radius:8px; height:24px; font-size:11px; font-weight:500; }
.civilization-lesson { display:flex; align-items:center; gap:11px; width:100%; min-height:70px; border:1px solid var(--line); border-radius:17px; padding:13px; margin-top:9px; color:var(--ink); background:var(--surface); text-align:left; font:inherit; cursor:pointer; }
.civilization-lesson__symbol { flex:none; width:33px; height:33px; border-radius:11px; background:var(--primary-3); color:var(--primary); display:grid; place-items:center; }
.civilization-lesson__symbol>.icon { width:17px; height:17px; }
.civilization-lesson>span:nth-child(2) { flex:1; min-width:0; }
.civilization-lesson strong { display:block; font-weight:600; font-size:13px; line-height:1.4; overflow-wrap:anywhere; }
.civilization-lesson small { display:block; margin-top:5px; color:var(--muted); font-size:10px; line-height:1.5; }
.civilization-lesson>.icon { flex:none; width:16px; height:16px; color:var(--primary); }
.civilization-lesson.is-locked>.icon { color:var(--muted); }
.civilization-empty { padding:16px; background:var(--surface-2); border-radius:14px; }
.civilization-sources { border-top:1px solid var(--line); margin-top:24px; padding-top:16px; }
.civilization-sources>summary { display:flex; align-items:center; justify-content:space-between; min-height:36px; font-size:12px; font-weight:600; color:var(--muted); cursor:pointer; list-style:none; }
.civilization-sources>summary::-webkit-details-marker { display:none; }
.civilization-sources>summary>.icon { width:16px; height:16px; transition:transform .18s ease; }
.civilization-sources[open]>summary>.icon { transform:rotate(90deg); }
.civilization-sources ul { list-style:none; margin:12px 0 0; padding:0; display:grid; gap:7px; }
.civilization-sources a { display:flex; align-items:center; gap:6px; min-height:44px; font-size:11px; line-height:1.6; color:var(--primary); text-decoration:underline; text-underline-offset:3px; overflow-wrap:anywhere; }
.civilization-sources a>.icon { flex:none; width:13px; height:13px; }
.civilization-entry { display:flex; align-items:center; gap:18px; padding:22px; margin:28px 0; border:1px solid var(--line); border-radius:24px; background:var(--surface); min-width:0; }
.civilization-entry__art { flex:none; width:82px; color:var(--primary); }
.civilization-entry__art svg { width:100%; fill:none; stroke:currentColor; stroke-width:.7; }
.civilization-entry__art circle { fill:var(--primary); stroke:var(--surface); stroke-width:2; }
.civilization-entry>div:nth-child(2) { flex:1; min-width:0; }
.civilization-entry h2 { color:var(--ink); font-size:22px; letter-spacing:-.025em; font-weight:650; line-height:1.3; margin:7px 0; }
.civilization-entry p { color:var(--muted); font-size:12px; line-height:1.6; margin:0; }
.civilization-entry__button { display:grid; place-items:center; flex:none; width:44px; height:44px; padding:0; border:1px solid var(--line); border-radius:50%; background:var(--primary-3); color:var(--primary); cursor:pointer; }
.civilization-page button:focus-visible,.civilization-page a:focus-visible,.civilization-page summary:focus-visible,.civilization-entry button:focus-visible { outline:3px solid var(--primary); outline-offset:4px; }
@media(min-width:850px) {
  .civilization-layout { grid-template-columns:minmax(0,1.06fr) minmax(0,1fr); }
  .civilization-atlas { position:sticky; top:26px; }
  .civilization-plot { height:360px; }
}
@media(max-width:479px) {
  .civilization-heading { margin-bottom:21px; }
  .civilization-heading p { font-size:13px; }
  .civilization-plot { height:310px; }
  .civilization-pin__name { display:none; }
  .civilization-pin.is-selected .civilization-pin__name { display:block; }
  .civilization-detail { padding:20px; }
  .civilization-city-list { padding:17px 13px 0; gap:7px; }
  .civilization-city-list>button { font-size:11px; gap:5px; }
  .civilization-entry { gap:12px; padding:17px; }
  .civilization-entry__art { width:49px; }
  .civilization-entry h2 { font-size:19px; }
  .civilization-entry .civilization-kicker { font-size:8px; letter-spacing:.1em; }
  .civilization-entry__button { width:42px; height:44px; }
}
@media(prefers-reduced-motion:reduce) {
  .civilization-page * { transition:none!important; }
}