/* Dependency-free CSS 3D historical map viewer. */
.hero{grid-template-columns:.72fr 1.28fr!important;gap:24px;padding-bottom:0!important}.hero-copy{align-self:center}.hero h1{font-size:clamp(48px,5.5vw,88px)!important}.gleason{position:relative;min-width:0;align-self:center;color:#214657;margin:0;z-index:3}.gleason *{box-sizing:border-box}.gleason-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:10px}.gleason-heading h2{font:normal 26px Georgia,serif;margin:0}.gleason-kicker{font:10px 'Courier New',monospace;letter-spacing:1.7px;text-transform:uppercase;margin:0 0 5px;color:#517583}.gleason-badge{border:1px solid #b3c9cc;border-radius:30px;padding:7px 10px;font:10px 'Courier New',monospace;white-space:nowrap;background:#fff9}.gleason-stage{height:560px;position:relative;overflow:hidden;perspective:1000px;touch-action:none;isolation:isolate;background:radial-gradient(ellipse at 50% 50%,#fff 0%,#e4eef0 65%,#d4e3e6);border:1px solid #c6d8dc;border-radius:4px;cursor:grab;user-select:none}.gleason-stage:active{cursor:grabbing}.gleason-stage:focus-visible{outline:3px solid #d95d32;outline-offset:3px}.gleason-grid{position:absolute;inset:0;background-image:linear-gradient(#719ca011 1px,transparent 1px),linear-gradient(90deg,#719ca011 1px,transparent 1px);background-size:36px 36px;pointer-events:none}.gleason-axis{position:absolute;inset:20px;border:1px solid #719ca025;border-radius:50%;pointer-events:none}.gleason-axis::before,.gleason-axis::after{position:absolute;content:'';background:#719ca02b;left:50%;top:-15px;width:1px;height:calc(100% + 30px)}.gleason-axis::after{transform:rotate(90deg)}.gleason-center{position:absolute;left:50%;top:50%;transform-style:preserve-3d}.gleason-disc{position:absolute;width:470px;height:470px;left:-235px;top:-235px;transform-style:preserve-3d;will-change:transform}.gleason-face{position:absolute;inset:0;border-radius:50%;overflow:hidden;backface-visibility:hidden;background:#e6d9b0;border:1px solid #807d69;box-shadow:0 0 0 3px #d2c7a8,0 0 0 5px #adbab4}.gleason-face img{position:absolute;width:107.2%;max-width:none!important;height:auto!important;left:-3.6%;top:-26.9%;pointer-events:none;filter:contrast(1.06) saturate(.82)}.gleason-bottom{position:absolute;inset:0;border-radius:50%;background:#728c8d;transform:translateZ(-8px);box-shadow:0 35px 35px #264c5f35,0 0 0 5px #8c9b90}.gleason-edge{position:absolute;inset:0;border-radius:50%;background:#c3bda6;transform:translateZ(-4px)}.gleason-marker{position:absolute;z-index:5;display:flex;align-items:center;gap:7px;min-height:44px;padding:6px 10px 6px 5px;border:1px solid #fff;background:#fffef2ee;color:#173e4d;border-radius:28px;font-size:11px;box-shadow:0 4px 18px #173e4d25;white-space:nowrap;transform:translate(-12px,-50%)}.gleason-marker b{display:grid;place-items:center;background:#d45b34;color:white;width:22px;height:22px;border-radius:50%;font:11px monospace}.gleason-marker:hover{background:#fff;box-shadow:0 0 0 3px #e56a3f66}.gleason-scale{position:absolute;bottom:16px;left:17px;color:#466c77;font:9px monospace;line-height:1.6;pointer-events:none}.gleason-status{position:absolute;top:15px;left:17px;font:9px monospace;letter-spacing:1px;color:#466c77}.gleason-tools{display:flex;gap:6px;flex-wrap:wrap;padding:10px 0}.gleason-tools button{background:#fff;border:1px solid #b6ccd3;border-radius:3px;color:#254c5d;min-height:44px;padding:8px 12px;font:11px Arial,sans-serif}.gleason-tools button[aria-pressed=true]{background:#254c5d;color:#fff;border-color:#254c5d}.gleason-help{font-size:11px!important;color:#486b79!important;max-width:none!important;margin:0 0 9px!important;line-height:1.6!important}.gleason figcaption{font-size:10px;line-height:1.6;color:#4e6f7b;max-width:650px}.gleason figcaption a{text-underline-offset:3px}.gleason-links{display:flex;flex-wrap:wrap;gap:5px;margin:9px 0}.gleason-links button{background:none;border:0;border-bottom:1px solid #afc4c9;padding:9px 9px 9px 0;color:#214c5c;font-size:11px;min-height:44px}.gleason-expanded{position:fixed!important;inset:10px!important;margin:0!important;padding:20px!important;background:#edf5f6;z-index:1000!important;overflow:auto;display:flex;flex-direction:column}.gleason-expanded .gleason-stage{height:auto;min-height:300px;flex:1}.gleason-expanded .gleason-heading{flex-shrink:0}.gleason-expanded .gleason-tools{flex-shrink:0}.gleason-expanded figcaption{max-width:none}.gleason-expanded .gleason-disc{width:600px;height:600px;left:-300px;top:-300px}.gleason-nojs{display:none}.gleason:not(.gleason-ready) .gleason-stage{height:auto;min-height:350px}.gleason:not(.gleason-ready) .gleason-center,.gleason:not(.gleason-ready) .gleason-marker,.gleason:not(.gleason-ready) .gleason-tools,.gleason:not(.gleason-ready) .gleason-status{display:none}.gleason:not(.gleason-ready) .gleason-nojs{display:block;max-height:550px;max-width:100%;margin:auto}.gleason:not(.gleason-ready) .gleason-scale{display:none}@media(max-width:1100px){.hero{grid-template-columns:1fr!important}.hero-copy{max-width:700px}.hero h1{font-size:clamp(48px,7vw,76px)!important}.gleason{width:100%;max-width:900px;justify-self:center}.gleason-stage{height:580px}.gleason-disc{width:500px;height:500px;left:-250px;top:-250px}.hero-copy .buttons{margin:20px 0}}@media(max-width:600px){.gleason-stage{height:420px}.gleason-disc{width:340px;height:340px;left:-170px;top:-170px}.gleason-heading h2{font-size:22px}.gleason-badge{font-size:8px}.gleason-marker{font-size:9px;padding-right:7px}.gleason-tools{gap:5px}.gleason-tools button{padding:8px 10px;font-size:10px}.gleason-expanded{inset:0!important;padding:12px!important}.gleason-expanded .gleason-disc{width:380px;height:380px;left:-190px;top:-190px}.gleason-help{font-size:10px!important}.gleason-expanded .gleason-links{display:none}.gleason-expanded .gleason-stage{min-height:300px}.hero-bottom{grid-column:1!important}}
.gleason-routes{border-top:1px solid #bdcfd4;margin-top:10px}.gleason-routes summary{display:flex;justify-content:space-between;gap:10px;cursor:pointer;padding:15px 0;min-height:48px;font-size:12px;font-weight:bold}.gleason-routes summary span{font:10px monospace;font-weight:normal}.gleason-routes>p{font-size:11px!important;max-width:none!important;margin:0!important;color:#4e6f7b!important}.gleason-routes .gleason-links{display:grid;grid-template-columns:repeat(3,1fr);gap:3px 10px}.gleason-routes .gleason-links button{text-align:left}.gleason-paths{display:flex;gap:15px;flex-wrap:wrap;font-size:11px;padding:7px 0 14px}.gleason-expanded .gleason-routes{max-height:180px;overflow:auto;flex-shrink:0}.gleason-expanded .gleason-routes .gleason-links{display:grid}@media(max-width:600px){.gleason-routes .gleason-links{grid-template-columns:repeat(2,1fr)}.gleason-routes summary span{font-size:9px}}
.gleason-beyond{background:#d45b34!important;color:#fff!important;text-decoration:none}.gleason-beyond b{background:#fff;color:#b24726}.gleason-gateway{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 16px;margin-top:13px;text-decoration:none;background:#f8e4d8;border:1px solid #e6af92;border-radius:3px;color:#71391f}.gleason-gateway small{display:block;font:8px monospace;letter-spacing:1px;margin-bottom:4px}.gleason-gateway strong{font-size:13px;font-weight:500}.gleason-gateway>b{font-size:24px}.gleason-gateway:hover{background:#f7d7c4}.gleason-expanded .gleason-gateway{display:none}
.gleason-theory-ring{position:absolute;inset:-23%;transform:translateZ(-5px);display:none;pointer-events:none}.gleason-theory-ring svg{width:100%;height:100%;filter:drop-shadow(0 8px 5px #315c6429)}.gleason-theory-on .gleason-theory-ring{display:block}.gleason-theory-note{margin:0 0 10px!important;max-width:none!important;background:#fff0dc;border-left:3px solid #ca703e;padding:10px 12px;font-size:10px!important;color:#794822!important;line-height:1.6!important}.gleason-theory-note[hidden]{display:none}.gleason-tools button[data-map=theory]{border-color:#c16c48;color:#914820;background:#fff3e9}.gleason-tools button[data-map=theory][aria-pressed=true]{background:#a44f2b;color:#fff}
.gleason-models{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:0 0 9px}.gleason-models button{padding:12px;text-align:left;border:1px solid #b5c9ce;border-radius:3px;background:#fff;color:#345969;font-size:12px;min-height:55px}.gleason-models button small{display:block;font:7px monospace;letter-spacing:.7px;margin-bottom:5px;color:#61808c}.gleason-models button[aria-pressed=true]{border-color:#b9653d;box-shadow:inset 0 -3px #b9653d;background:#fcf0e6;color:#7d3e22}.gleason-models button[aria-pressed=true] small{color:#9b583a}.gleason-expanded .gleason-models{flex-shrink:0}.gleason:not(.gleason-ready) .gleason-models{display:none}
.gleason{position:relative}.gleason-story{position:absolute;top:210px;right:16px;width:300px;max-height:340px;overflow:auto;z-index:12;background:#fffcf7f7;backdrop-filter:blur(15px);box-shadow:0 10px 55px #244e5d44;border:1px solid #afc5cb;border-radius:8px;padding:14px 16px;color:#234b5c;touch-action:pan-y}.gleason-story[hidden]{display:none}.gleason-story-top{display:flex;align-items:center;justify-content:space-between}.gleason-story-kind{font:8px monospace;letter-spacing:.8px;color:#a85c35}.gleason-story-top button{background:none;border:0;min-width:44px;min-height:44px;font-size:24px;color:#416674}.gleason-story h3{font:25px/1.1 Georgia,serif;margin:8px 0 12px}.gleason-story p{font:12px/1.65 Arial,sans-serif!important;max-width:none!important;margin:8px 0!important;color:#406372!important}.gleason-story .gleason-story-legend{font-size:10px!important;background:#edf3f2;padding:9px;border-left:2px solid #bf7a4e}.gleason-story-next,.gleason-map-options{display:flex;flex-wrap:wrap;gap:5px}.gleason-story-next button,.gleason-map-options button,.gleason-paths button{background:#fff;border:1px solid #b7cbd0;color:#285366;border-radius:3px;font-size:10px;text-align:left;padding:10px;min-height:44px}.gleason-map-options span{font-size:10px;flex-basis:100%;margin:6px 0}.gleason-map-options[hidden]{display:none}.gleason-story-layer{position:absolute;inset:0;transform:translateZ(3px);pointer-events:none;z-index:3}.gleason-story-layer svg{width:100%;height:100%}.gleason-sheet .gleason-face,.gleason-sheet .gleason-bottom,.gleason-sheet .gleason-edge{border-radius:3px}.gleason-sheet .gleason-face img{width:100%;height:100%!important;object-fit:contain;left:0;top:0;background:#fff}.gleason-gateway{width:100%;text-align:left;cursor:pointer}.gleason-routes .gleason-links{display:flex!important;overflow-x:auto;gap:10px;padding:7px 0 14px;scroll-snap-type:x proximity}.gleason-routes .gleason-links button{min-width:150px;max-width:150px;flex-shrink:0;padding:0 0 10px;overflow:hidden;background:#fff;border:1px solid #bdcfd4;border-radius:4px;scroll-snap-align:start;display:flex;flex-direction:column}.gleason-routes .gleason-links button img{width:100%;height:90px;object-fit:cover}.gleason-routes .gleason-links button small{font:7px monospace;color:#98613d;padding:8px 8px 4px}.gleason-routes .gleason-links button strong{font:11px/1.4 Arial,sans-serif;padding:0 8px}.gleason-routes .gleason-links button[aria-pressed=true]{border:2px solid #c66e3d;background:#fcf2e8}.gleason-expanded .gleason-story{top:180px;max-height:calc(100vh - 360px)}@media(max-width:600px){.gleason-story{top:230px;right:10px;left:10px;width:auto;max-height:235px;padding:10px 14px}.gleason-story h3{font-size:22px}.gleason-expanded .gleason-story{top:210px;max-height:240px}.gleason-routes .gleason-links button{min-width:135px;max-width:135px}.gleason-routes .gleason-links button img{height:78px}}
.gleason-layout-options{display:flex;flex-wrap:wrap;gap:5px;margin:8px 0}.gleason-layout-options[hidden]{display:none}.gleason-layout-options span{flex-basis:100%;font:9px monospace;color:#95623d;margin-bottom:5px}.gleason-layout-options button{padding:10px;min-height:44px;border:1px solid #c9ab93;background:#fff8ed;color:#80502e;border-radius:3px;font-size:10px}.gleason-layout-options button[aria-pressed=true]{background:#b7693b;color:white}.gleason-routes summary::after{content:' ↔ Swipe thumbnails';font:9px monospace;color:#5b7a85}
.gleason-story-image{display:block;width:100%;height:110px;object-fit:cover;border-radius:3px;margin:8px 0}.gleason-story .gleason-story-evidence{border-top:1px solid #c6d6d8;padding-top:9px;color:#2a635c!important}.gleason-story-next{margin-top:9px}.gleason-story-next button:first-child{background:#e9f1f0;font-weight:bold}@media(max-width:600px){.gleason-story-image{height:85px}}
.gleason-ice-wall{position:absolute;inset:0;transform-style:preserve-3d;display:none;pointer-events:none}.gleason-ice-on .gleason-ice-wall,.gleason-theory-on .gleason-ice-wall{display:block}.gleason-ice-wall i{position:absolute;left:50%;top:50%;width:4.9%;height:32px;background:linear-gradient(90deg,#a0cedd,#e7faff 30%,#78b1c9 62%,#e4f5f7);border-top:3px solid #faffff;transform:translate(-50%,-50%) rotateZ(var(--segment-angle)) translateY(calc(-1 * var(--wall-radius))) rotateX(-90deg) translateY(-16px);backface-visibility:visible;opacity:.96}.gleason-wall-top{position:absolute;inset:3%;border-radius:50%;border:5px solid #efffff;transform:translateZ(32px);box-shadow:0 0 4px #598fa5}.gleason-ice-on .gleason-story-layer{transform:translateZ(34px)}
.gleason-story-top [data-story-back]{font-size:10px;padding:5px 8px 5px 0;white-space:nowrap}.gleason-story-top [data-story-back]:disabled{opacity:.35;cursor:default}.gleason-story-top .gleason-story-kind{font-size:7px}