.d-chapter{margin:6rem 0;scroll-margin-top:2rem}.d-chapter h2{max-width:20ch}.d-evidence-key{display:flex;flex-wrap:wrap;gap:.5rem 1.25rem;font-size:.83rem;border-block:1px solid #bdc5bb;padding:.85rem 0}.d-evidence-key span{white-space:nowrap}.d-evidence-key a{margin-left:auto}.d-controls{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem}.d-controls button,.d-explorer select,.d-age select,.d-explorer input[type=search]{min-height:48px;padding:.55rem .85rem;background:#f8f7f0;border:1px solid #8c9c90;color:#193f38;font:inherit;max-width:100%}.d-controls button[aria-pressed=true]{background:#1c423b;color:white}.d-controls button:disabled{opacity:.4}.d-controls label{width:100%}.d-time{margin:1.5rem 0 .6rem}.d-time label{display:flex;justify-content:space-between;gap:1rem}.d-time output{font-weight:600}.d-time input{width:100%;min-height:44px;accent-color:#a34c32}.d-years{display:flex;justify-content:space-between;width:100%;font-size:.75rem}.d-source-line{min-height:3em;font-size:.9rem;max-width:75ch}.d-map-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(230px,.8fr);gap:2rem;align-items:start}.d-map-grid>*{min-width:0}.d-map{display:block;width:100%;height:auto;max-height:780px;background:#efefe6;touch-action:pan-y}.d-map.is-zoomed{touch-action:none;cursor:grab}.d-map-window{overflow:hidden;border:1px solid #c9cec1}.d-context{fill:#e6e8df;stroke:#d2d7ce;stroke-width:.6}.d-urban-outline{fill:none;stroke:#d2b7a2;stroke-width:.6}.d-area{fill:#bdcec1;stroke:#f6f3eb;stroke-width:1.2;cursor:pointer}.d-area.selected{stroke:#a34930;stroke-width:3}.d-area:focus-visible{outline:none;stroke:#161e1b;stroke-width:5}.d-bubble{fill:#1d6156;fill-opacity:.46;stroke:#164c43;stroke-width:1;pointer-events:none}.d-bubble.selected{stroke:#a34930;stroke-width:2.5}.is-estimated .d-bubble{stroke-dasharray:4 3;fill-opacity:.22}.is-estimated .d-area{stroke-dasharray:4 3}.d-center-halo{fill:#f6f3eb;stroke:#724861;stroke-width:1.5;pointer-events:none}.d-center-mark{fill:#643451;font-size:21px;pointer-events:none}.d-reading{padding-block:1.5rem;position:sticky;top:1rem}.d-reading label{display:block;margin-bottom:.4rem}.d-reading select{width:100%}.d-reading h3{margin-top:1.3rem;font-size:2.1rem}.d-value{font-family:var(--serif,Georgia,serif);font-size:clamp(2rem,4vw,3.6rem);line-height:1.1;margin:1rem 0}.d-value small{display:block;font-family:var(--sans,Arial,sans-serif);font-size:.88rem;line-height:1.5;margin-top:.6rem}.d-range{border-left:3px dashed #a34930;padding-left:1rem}.d-range small,.d-limitation{font-size:.82rem;line-height:1.65;color:#495a51}.d-navigation{margin-top:.6rem}.d-navigation button{font-size:.82rem}.d-scale, .d-map-grid figcaption{font-size:.78rem;line-height:1.65;margin-top:.75rem}.d-explorer{margin:2rem 0 4rem}.d-table-wrap,.d-method{border-block:1px solid #b9c2b5;margin:2rem 0;padding:1rem 0}.d-table-wrap summary,.d-method summary{padding:.5rem 0;min-height:44px;font-weight:600;cursor:pointer}.d-table-wrap input,.d-table-wrap select{margin:.5rem 1rem 1rem 0}.d-table-wrap label{display:inline-block;margin-right:.6rem}.d-method>.r-prose{margin-top:2rem}.d-method .r-prose{max-width:78ch}.d-cases{display:grid;grid-template-columns:1fr 1fr;gap:0 3rem}.d-cases article{padding:2rem 0;border-bottom:1px solid #c9cec1}.d-cases h3{font-size:2rem}.d-age label{display:block}.d-age select{margin:.5rem 0 1.5rem}.d-age input[type=range]{width:100%;min-height:48px;accent-color:#a34930}.d-age-band{display:grid;grid-template-columns:100px 1fr 170px;align-items:center;gap:1rem;margin:1rem 0;font-size:.85rem}.d-age-band i{height:13px;display:block;background:#366a5b;margin:4px 0}.d-age-band i.projected{background:repeating-linear-gradient(45deg,#a34930 0 2px,transparent 2px 5px);border:1px solid #a34930}.d-age-band small{display:block;font-size:.74rem}.d-age-band p{margin:0}.d-built-top{display:flex;align-items:center;justify-content:space-between;gap:1rem}.d-built-top p{display:grid;text-align:right}.d-built-top output{font-size:1.7rem}.d-built-top strong{font-size:2rem;font-family:Georgia,serif}.d-built-top span{font-size:.75rem}.d-built-window{height:min(75vh,780px);overflow:auto;border:1px solid #bec5b9;background:#f6f3eb;overscroll-behavior:contain}.d-built-window img{display:block;width:auto;height:100%;max-width:none;margin:auto}.d-built-window.zoomed img{height:180%;margin:0}.d-built .d-controls{padding:1rem 0}.d-built .d-controls input{flex:1;min-width:180px;min-height:48px;accent-color:#a34930}.d-built.is-projected .d-built-window{border:2px dashed #a34930}.d-synthesis{padding:2rem 0;margin-bottom:2rem}.d-byline{font-size:.85rem;color:#486057;margin-top:1.3rem}.d-byline a{text-decoration-thickness:1px;text-underline-offset:3px}.r-question-grid,.r-anatomy{border-bottom:1px solid #bec5b9}.r-scene-heading .eyebrow{font-weight:400;letter-spacing:.07em}.d-method .equation-card{max-width:100%;overflow-x:auto}
@media(max-width:900px){.d-map-grid{grid-template-columns:1fr;gap:.5rem}.d-reading{position:static;padding:0}.d-reading h3{font-size:1.8rem}.d-map{max-height:650px}.d-reading .d-limitation{margin-top:1rem}.d-map-grid .d-reading{border-top:1px solid #bdc5bb}.d-cases{gap:0 1.4rem}.d-built-window{height:65vh}.d-built-window img{width:100%;height:auto}.d-built-window.zoomed img{width:180%;height:auto}.d-age .d-map-grid{grid-template-columns:1fr}.d-age .d-map{max-height:600px}}
@media(max-width:560px){.d-chapter{margin:4rem 0}.d-map-grid{gap:1rem}.d-controls button{flex-grow:1}.d-evidence-key{font-size:.76rem;gap:.5rem .7rem}.d-evidence-key a{margin-left:0;width:100%}.d-cases{grid-template-columns:1fr}.d-age-band{grid-template-columns:74px 1fr;gap:.5rem}.d-age-band p{grid-column:2}.d-built-top{align-items:start}.d-built-top h3{font-size:1.5rem}.d-built-top strong{font-size:1.4rem}.d-time output{font-size:.85rem}.d-reading label{margin-top:1rem}.d-table-wrap label{display:block}.d-explorer{margin-bottom:2rem}.d-navigation button{min-width:48px}.d-method summary{font-size:1rem}}
@media(prefers-reduced-motion:reduce){.d-map,*{scroll-behavior:auto}}

.d-years{display:grid;grid-template-columns:repeat(9,minmax(0,1fr));text-align:center}.d-years span:first-child{text-align:left}.d-years span:last-child{text-align:right}.d-case-prose h3{margin-top:2.8rem}.d-map-grid figure{margin:0}@media(max-width:560px){.d-years{font-size:.61rem}}

.d-map-labels{font:13px var(--sans,Arial,sans-serif);fill:#183a37;paint-order:stroke;stroke:#f6f3eb;stroke-width:3px;pointer-events:none}.d-orientation{font:15px Arial,sans-serif;fill:#183a37}.is-estimated .d-bubble{fill-opacity:.32}

.d-color-key{display:flex;flex-wrap:wrap;gap:.4rem 1rem;margin-top:.5rem}.d-color-key span{display:inline-flex;align-items:center;gap:.3rem}.d-color-key i{display:inline-block;width:17px;height:17px;border:1px solid #687c70}.d-age [data-age-area]{width:100%}@media(max-width:560px){.d-map-labels{font-size:24px;stroke-width:4px}.d-orientation{font-size:24px}}

.d-pan-controls{display:flex;gap:.5rem;width:100%}.d-pan-controls button{flex:1}