/* Depth, fine linework and responsive fieldwork components. */
input[type=range]{height:48px}.map .map-pin .hit{r:28;fill:transparent;stroke:none;filter:none}.map .map-pin .marker{r:16}
@media(max-width:520px){.map{display:none}}
html{scroll-behavior:auto}body{overflow-x:hidden}.shade{background:linear-gradient(90deg,#061318e8,#06131880 43%,#06131808 78%),linear-gradient(0deg,#061318ee,transparent 38%)}.grain{z-index:0}.hero-description{font-size:16px;line-height:1.75;color:#c9d6d0;max-width:410px}.hero .intro{font-size:18px;margin:0 0 5px;max-width:480px}.hero h1{font-size:clamp(58px,7.25vw,112px)}.hero-line{height:1px;width:270px;background:linear-gradient(90deg,var(--teal),transparent);margin-top:30px;position:relative}.hero-line:before{content:'';position:absolute;left:0;top:-3px;width:6px;height:6px;border:1px solid var(--teal);transform:rotate(45deg)}.hero-compass{position:absolute;right:8vw;bottom:60px;width:140px;height:140px;border:1px solid #88d9c934;border-radius:50%;text-align:center;box-shadow:0 0 0 14px #8acfba07,inset 0 0 30px #09253055;transform:rotateX(12deg)}.hero-compass span{display:block;font-size:10px;color:var(--teal);margin-top:12px}.hero-compass i{display:block;position:relative;margin:10px auto;width:1px;height:66px;background:linear-gradient(var(--teal),#87ddc820)}.hero-compass i:after{content:'';position:absolute;inset:33px auto auto -32px;width:65px;height:1px;background:linear-gradient(90deg,transparent,var(--teal),transparent)}.hero-compass small{display:block;font-size:7px;letter-spacing:2px;white-space:nowrap}.count{margin-left:10px;color:var(--teal);font-size:12px}.atlas-description{color:var(--muted)}.interface-sweep{pointer-events:none;position:fixed;inset:0;z-index:10;background:linear-gradient(105deg,transparent 25%,#9bf5da0a 45%,#ecce8c19 49%,transparent 53%);transform:translateX(-120%)}.click-sweep .interface-sweep{animation:lightpass 1.2s cubic-bezier(.16,.65,.24,1)}@keyframes lightpass{from{transform:translateX(-100%)}to{transform:translateX(100%)}}button{position:relative;isolation:isolate;overflow:hidden}button:after{content:'';position:absolute;pointer-events:none;inset:0;background:linear-gradient(115deg,transparent 30%,#d2fff318 48%,transparent 65%);transform:translateX(-130%);transition:transform .65s ease}button:hover:after{transform:translateX(130%)}.card{padding-top:24px;min-height:215px}.card h3{position:relative;margin-top:40px;z-index:1}.card-landform{position:absolute;right:15px;top:35px;width:130px;height:115px;background:linear-gradient(135deg,#ce9861aa,#4d3f33 70%);clip-path:polygon(8% 85%,20% 80%,25% 38%,40% 35%,43% 15%,56% 12%,60% 38%,75% 43%,80% 72%,95% 85%,100% 100%,0 100%);filter:drop-shadow(10px 15px 6px #0006);opacity:.6;transform:perspective(300px) rotateY(-15deg)}.card:nth-child(3n) .card-landform{clip-path:polygon(0 90%,10% 90%,12% 35%,23% 20%,32% 20%,34% 70%,48% 65%,50% 6%,67% 7%,70% 65%,82% 60%,88% 28%,95% 35%,100% 100%,0 100%)}.card:nth-child(3n+2) .card-landform{clip-path:polygon(0 95%,35% 20%,65% 75%,79% 42%,100% 100%)}.card-arrow{position:absolute;right:20px;bottom:20px;color:var(--teal);font-size:22px}.card small{display:block;padding-right:18px;position:relative;z-index:1}.scene-setting{color:#d4ded4;font-size:16px;max-width:440px;text-shadow:0 2px 10px #071419}.scene-layout{grid-template-columns:minmax(300px,.93fr) minmax(350px,1fr);gap:6vw}.scene-left h2{max-width:600px}.scene-right{padding-top:290px}.story-step{font-size:10px;letter-spacing:.22em;color:var(--copper)}.story h3{font-family:Georgia,serif;font-size:26px;font-weight:400}.story p{line-height:1.8;min-height:0}.fact{display:grid;gap:8px;border-top:1px solid var(--border);padding-top:18px;font-size:13px;line-height:1.65;color:#d6e4dc}.fact span{font-size:9px;letter-spacing:.2em;color:var(--teal)}.text-button{margin-top:20px;background:none;padding:8px 0;box-shadow:none!important;border:0;color:var(--copper);font-size:13px;overflow:visible}.text-button:hover{transform:translateX(4px)}.discoveries{margin-top:30px}.camera button{flex:1;min-width:120px;line-height:1.4;min-height:55px}.camera button[aria-pressed=true]{border-color:var(--teal)}.scene-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.scene-links button{font-size:12px;padding:10px 16px}.view-caption{display:flex;align-items:center;gap:10px;font-size:9px;letter-spacing:.18em;color:#d4e8d5;margin:0 8px 20px;text-shadow:0 2px 8px #000}.view-caption span:last-child{margin-left:auto;font-size:20px}.live-dot{height:5px;width:5px;border-radius:50%;background:var(--teal);box-shadow:0 0 10px var(--teal)}.challenge{min-width:0}.challenge .eyebrow{font-size:10px}.challenge h3{font-family:Georgia,serif;font-weight:400;font-size:29px}.challenge .actions{gap:12px}.challenge .primary{font-size:14px;min-height:52px;padding:14px 20px}.challenge .actions button:not(.primary){font-size:12px}.game-options small{display:block;color:#c4d5cc;font-size:12px;margin-top:7px;line-height:1.5}.game-options button:disabled{opacity:.35;box-shadow:none;transform:none}.pair-grid{display:grid;gap:16px;margin:20px 0}.pair-card{background:#06171e66;border:1px solid var(--border);border-radius:12px;padding:18px;box-shadow:inset 0 1px 0 #fff1,0 5px 0 #04111980}.pair-card strong{display:block;font-size:15px;font-weight:500;line-height:1.5}.pair-card small{display:block;font-size:11px;color:var(--muted);line-height:1.5;margin-top:6px}.category-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.category-buttons button{font-size:11px;padding:10px 12px;min-height:44px;flex:1;min-width:100px}.category-buttons button[aria-pressed=true]{border-color:var(--teal);color:var(--teal);background:linear-gradient(140deg,#2e695f,#173638)}.schematic{position:relative;height:240px;perspective:700px;margin:20px 0;background:radial-gradient(ellipse at 45% 50%,#d9915430,transparent 70%)}.rock-overhang{position:absolute;top:15px;left:8%;width:84%;height:120px;background:repeating-linear-gradient(4deg,#bd784b 0 10px,#c28555 12px 19px,#926544 22px 24px);clip-path:polygon(0 5%,85% 0,100% 25%,95% 78%,82% 80%,73% 63%,16% 70%,0 100%);filter:drop-shadow(0 15px 12px #0008);transform:rotateY(-8deg)}.stone-wall{position:absolute;left:20%;top:130px;width:110px;height:75px;background:repeating-linear-gradient(0deg,#76593f 0 2px,#bc9366 3px 15px);border:1px solid #bba277;box-shadow:10px 6px 0 #614b39;transform:skewY(4deg)}.room-space{position:absolute;right:20%;top:145px;width:80px;height:65px;background:linear-gradient(90deg,#2e2822,#65442d);border:10px solid #bd966a;box-shadow:10px 6px 0 #614b39;transform:skewY(-5deg)}.hotspot{position:absolute;width:44px;min-height:44px;padding:6px;border-radius:50%;background:linear-gradient(140deg,#cffaeb,#50a999);color:#09222b;overflow:visible;font-weight:800;box-shadow:0 0 0 7px #90dbb918,0 6px 0 #153831}.hotspot span{position:absolute;top:46px;left:50%;transform:translateX(-50%);font-size:10px;white-space:nowrap;background:#071b24e8;padding:6px 8px;border-radius:5px;color:var(--paper);font-weight:400}.spot-0{left:40%;top:42px}.spot-1{left:20%;top:128px}.spot-2{right:20%;top:151px}.hotspot[aria-pressed=true]{background:linear-gradient(140deg,#ffdab0,#cd8a50)}.silhouettes{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:28px 0}.silhouette{text-align:center;min-width:0}.silhouette>span{display:block;font-size:12px;min-height:38px;margin-top:14px}.butte{height:105px;background:linear-gradient(120deg,#edb279,#ac6a40 45%,#402c26);clip-path:polygon(3% 100%,10% 68%,18% 67%,20% 28%,50% 25%,55% 67%,69% 60%,70% 6%,83% 8%,85% 72%,96% 86%,100% 100%);filter:drop-shadow(5px 6px 3px #0008)}.butte-1{transform:scaleX(-1)}.butte-2{clip-path:polygon(0 100%,12% 75%,20% 20%,62% 14%,73% 65%,90% 85%,100% 100%)}select{font:inherit;font-size:11px;width:100%;min-height:44px;background:#102c35;color:var(--paper);border:1px solid var(--border);border-radius:8px;padding:8px 2px}.network-diagram{position:relative;height:280px;margin:24px 0;background:radial-gradient(ellipse,#3d746047,transparent 65%)}.network-center{position:absolute;top:110px;left:50%;transform:translateX(-50%);padding:18px;background:linear-gradient(140deg,#cd9c66,#7b5035);box-shadow:0 8px 0 #422f24,0 18px 26px #0006;border:1px solid #deb982;border-radius:12px;text-align:center;font-size:12px;letter-spacing:2px;z-index:1}.network-center small{font-size:8px;letter-spacing:1px}.network-node{position:absolute;font-size:11px;padding:12px;max-width:140px;border-color:#77c7b569;overflow:visible}.n-0{top:0;left:50%;transform:translateX(-50%)}.n-1{left:0;bottom:0}.n-2{right:0;bottom:0}.network-node:before{content:'';position:absolute;z-index:-1;width:1px;height:80px;background:#557c7466;transform-origin:top}.n-0:before{top:100%;left:50%}.n-1:before{bottom:40px;left:90%;transform:rotate(47deg)}.n-2:before{bottom:40px;right:90%;transform:rotate(-47deg)}.network-node.connected{border-color:var(--teal);color:var(--teal)}.network-node.connected:before{background:var(--teal);box-shadow:0 0 12px var(--teal)}.n-0:hover{transform:translateX(-50%) translateY(-3px)}.erosion-model{height:170px;display:flex;align-items:center;flex-direction:column;justify-content:flex-end;margin:24px 0;perspective:500px}.cap-layer{height:38px;width:170px;text-align:center;padding:10px;font-size:11px;color:#102a30;background:linear-gradient(160deg,#80bbaa,#417b79);border:1px solid #acdfb7;box-shadow:7px 7px 0 #224a4b;transform:rotateY(-12deg) translateX(-40px);z-index:1;transition:transform .6s}.cap-layer.protected{transform:rotateY(-12deg)}.soft-layer{width:calc(210px - var(--wear)*95px);height:115px;padding-top:50px;text-align:center;font-size:10px;background:repeating-linear-gradient(3deg,#996a42 0 13px,#c09a64 14px 17px,#a9814d 19px 28px);box-shadow:8px 7px 0 #6b4b36;transform:rotateY(-12deg)}.river-diagram svg,.meander svg{width:100%;height:auto}.river-line{fill:none;stroke:#386b78;stroke-width:9;stroke-linecap:round}.river-line.traced{stroke:var(--teal);filter:drop-shadow(0 0 6px #74dbca77)}.river-diagram text,.meander text{fill:#dbe8db;font-size:11px}.meander path{fill:none;stroke:#4b858b;stroke-width:7;stroke-linecap:round}.meander .distance-line{stroke:#eec28c;stroke-width:1;stroke-dasharray:4}.meander.tracing path:first-child{stroke:var(--teal);stroke-dasharray:10 5;animation:river-flow 3s linear infinite}@keyframes river-flow{to{stroke-dashoffset:-60}}.view-mode .scene-left .story,.view-mode .scene-left .chapter,.view-mode .discoveries,.view-mode .scene-right .challenge{visibility:hidden;pointer-events:none}.view-mode .scene-layout{min-height:70vh}.view-mode .scene-right{padding-top:300px}.view-mode .scene-bottom{display:none}.view-mode .shade{opacity:.35}.journal-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:40px 0}.journal-entry{padding:25px;background:linear-gradient(145deg,#244149e8,#0b2029f5);border:1px solid var(--border);border-radius:18px;box-shadow:inset 0 1px 0 #fff2,0 7px 0 #04111990}.journal-entry.complete{border-color:#78cfb777}.journal-entry h3{font-family:Georgia,serif;font-weight:400;font-size:26px}.journal-entry p:not(.eyebrow){font-size:14px;color:var(--muted)}.journal-entry small{display:block;margin-bottom:18px;color:var(--copper)}.journal-entry button{font-size:12px}.completion-art{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:40px 20px;margin:30px 0;border:1px solid var(--border);border-radius:20px;background:#173f4166;color:var(--teal);font-size:11px;letter-spacing:.2em}.completion-art i{height:1px;flex:1;background:linear-gradient(90deg,transparent,var(--teal),transparent);position:relative;overflow:hidden}.completion-art i:before{content:'';position:absolute;height:100%;width:20px;background:var(--paper);animation:line-flow 3s linear infinite}@keyframes line-flow{from{left:-20px}to{left:100%}}.visit-link{display:inline-block;margin:20px 0;font-weight:600}#main h1:focus,#main h2:focus{outline:none}#project:focus{outline:none}footer{gap:24px;align-items:center}.scene-bottom{margin-top:40px}[data-page=atlas] .shade,[data-page=journal] .shade{background:#07171fc9}dialog{max-height:85svh;overflow:auto}dialog a{overflow-wrap:anywhere}.reduced .meander path{stroke-dasharray:none!important}.reduced button:after{display:none}.reduced .interface-sweep{display:none}.reduced .completion-art i:before{display:none}.fallback-3d .shade{background:linear-gradient(90deg,#071419c9,#07141955)}
@media(min-width:1600px){main{max-width:1750px;margin:auto}.hero{max-width:880px}.scene-layout{gap:7vw}.scene-right{padding-top:320px}.story p{font-size:18px}}
@media(max-width:1100px){.scene-layout{gap:3vw;grid-template-columns:minmax(290px,1fr) minmax(290px,1fr)}.scene-right{padding-top:220px}.journal-grid{grid-template-columns:repeat(2,1fr)}.challenge{padding:22px}.challenge .actions{display:grid}.challenge .primary{width:100%}.scene-topline .progress{font-size:11px}.scene-topline button{font-size:12px;padding:12px}}
@media(max-width:820px){.hero-compass{right:7vw;bottom:55px;width:110px;height:110px;opacity:.65}.hero-compass i{height:45px}.hero-compass i:after{top:22px}.scene-layout{display:flex;flex-direction:column;gap:24px}.scene-left{display:contents}.scene-left>.eyebrow{order:0;margin-top:20px}.scene-left>h2{order:1;max-width:80%;margin:0;font-size:54px}.scene-setting{order:2;margin-bottom:140px}.scene-left>.chapter{order:3;margin-top:0}.scene-left>.story{order:4}.discoveries{order:5;margin-top:0}.scene-links{order:6;margin-top:0}.scene-right{order:7;padding-top:0}.view-caption{margin-top:25px}.shade{background:linear-gradient(90deg,#061318bd,#06131844),linear-gradient(0deg,#061318dd 10%,transparent 80%)}.scene-topline{flex-wrap:wrap}.scene-topline .progress{order:3;width:100%;margin-top:10px}.scene-topline button{min-height:48px}.story{max-width:100%}.view-mode .scene-left>.chapter,.view-mode .scene-left>.story,.view-mode .discoveries,.view-mode .scene-right{display:none}.view-mode .scene-setting{margin-bottom:220px}.view-mode .scene-links{visibility:visible}.view-mode .scene-layout{min-height:75vh}.camera button{min-width:90px}.hero{max-width:620px}.hero h1{font-size:72px}.hero-description{max-width:340px}}
@media(max-width:520px){.hero h1{font-size:58px;line-height:.98}.hero{min-height:76svh;justify-content:center;padding-top:25px}.hero .eyebrow{font-size:10px;max-width:210px;line-height:1.8}.hero-description{font-size:14px;max-width:300px}.hero .intro{font-size:15px;max-width:300px}.hero-compass{display:none}.hero .fine{font-size:11px}.hero .actions{display:grid;width:100%;max-width:350px}.hero .actions button{font-size:15px}.scene-left>h2{font-size:47px;max-width:95%}.scene-left>.eyebrow{font-size:9px;line-height:1.8}.scene-setting{font-size:14px;margin-bottom:140px}.journal-grid{grid-template-columns:1fr}.topline{gap:12px}.scene-topline{flex-direction:row}.scene-topline button{font-size:11px;padding:10px}.scene-links{display:grid;grid-template-columns:1fr 1fr}.scene-links button{padding:10px;font-size:11px}.category-buttons{display:grid;grid-template-columns:1fr}.category-buttons button{width:100%}.camera{display:grid;grid-template-columns:repeat(3,1fr)}.camera button{font-size:11px;padding:10px 7px;min-width:0}.challenge h3{font-size:28px}.silhouettes{gap:8px}.silhouette>span{font-size:10px}.silhouettes select{font-size:10px}.completion-art{flex-wrap:wrap;font-size:8px;letter-spacing:.1em}.completion-art i{min-width:12px}.brand span{font-size:12px}.brand small{font-size:7px;letter-spacing:.23em}.tools{max-width:210px}.tools button{padding:8px;font-size:10px}header{padding:16px 5vw;align-items:flex-start}footer{align-items:flex-start;font-size:9px}footer a{font-size:11px}.network-node{max-width:120px;font-size:10px}.network-center{font-size:11px}.map-pin circle{r:17}.scene-bottom .primary{font-size:14px}.scene-bottom button{font-size:12px}.story h3{font-size:25px}.story p{font-size:16px}.chapter button{min-width:52px;min-height:48px}}