/* Engineering portfolio revision. Motion supports the content and can be paused. */
:root{--ice:#76cbd3;--copper:#e99872}
#project-dialog .case-close{position:sticky;top:0;margin:-25px -20px 0 auto;float:right;z-index:5;box-shadow:0 0 0 6px #10212e}
.component-key[hidden]{display:none}
.gallery-footer{margin:12px 0 18px;justify-content:flex-end}.gallery-slide img{height:min(370px,46vh)}
.viewer-stage{overflow:hidden}.viewer-stage>img{transform:scale(1.24)}
.component-key button{display:flex;align-items:center;gap:6px;background:transparent;border:1px solid #a3b4bd70;padding:7px 9px;min-height:36px;border-radius:3px;color:#3e5963;font-size:10px;cursor:pointer}.component-key button[aria-pressed=true]{border-color:#517d8b;background:#d4e2e5}.component-key #component-explanation{font-size:12px;line-height:1.6;margin:3px 0 0;min-height:58px;color:#425864}
.component-key{display:flex;flex-wrap:wrap;gap:8px 15px;padding:0 20px 15px;font-size:10px;color:#3e5963}.component-key span{display:flex;align-items:center;gap:6px}.component-key i{width:8px;height:8px;border-radius:50%;display:inline-block}.key-sense{background:#24a5be}.key-chopper{background:#b78a32}.key-ion{background:#4778a8}
.drawing-link{display:inline-block;font-size:12px;color:#9bd5de;border-bottom:1px solid #9bd5de60;margin-top:10px;padding-bottom:3px}
.journey-vignette{transition:background 1s ease}.orbital-story[data-chapter='1'] .journey-vignette{background:linear-gradient(90deg,#071018ed,#19374460),linear-gradient(0deg,#071018,transparent 50%)}.orbital-story[data-chapter='2'] .journey-vignette{background:linear-gradient(90deg,#101729ed,#30284a40),linear-gradient(0deg,#071018,transparent 50%)}
.scroll-ink{--read:1}.ink-word{opacity:calc(.46 + var(--word-progress,1)*.54);transition:opacity .18s linear}
.engineering-viewer{border:1px solid #a3b4bd80;border-radius:3px;overflow:hidden;position:relative;min-width:0;background:radial-gradient(ellipse at 50% 45%,#a8c6cc40,transparent 66%)}
.viewer-header{display:flex;justify-content:space-between;padding:17px 20px;font-size:10px;letter-spacing:1.5px;border-bottom:1px solid #a3b4bd50;color:#425864}
.viewer-stage{position:relative;min-height:320px;display:grid;place-items:center;touch-action:pan-y;cursor:grab}.viewer-stage:active{cursor:grabbing}
.viewer-stage>img{display:block;width:100%;height:390px;object-fit:contain;user-select:none;-webkit-user-drag:none;filter:drop-shadow(0 12px 12px #16333b18)}
.viewer-reticle{position:absolute;inset:18px;pointer-events:none;border:1px solid #4b6f7a15;background:linear-gradient(#4b6f7a15 1px,transparent 1px),linear-gradient(90deg,#4b6f7a15 1px,transparent 1px);background-size:50px 50px;z-index:-1}
.instrument.engineering-viewer figcaption{padding:14px 20px;min-height:64px;font-size:13px;line-height:1.55;letter-spacing:0;display:block;text-align:left;color:#425864;border-top:1px solid #a3b4bd50}
.viewer-controls{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#d7e2e330}.viewer-controls button,.rail-buttons button,.journey-navigation button,.gallery-footer button{min-width:44px;min-height:44px;cursor:pointer;border:1px solid #78909b80;background:transparent;color:inherit;border-radius:50%;font-size:19px}
#instrument-tabs{flex:1;display:flex;justify-content:center;flex-wrap:wrap;gap:6px}#instrument-tabs button{font-size:11px;min-width:0;min-height:38px;padding:7px 12px;border-radius:20px}#instrument-tabs button[aria-pressed=true]{background:#183642;color:#fff;border-color:#183642}
#rotation-controls{padding:0 20px 18px}#rotation-controls label{font-size:12px;margin:4px 0}#rotation-controls input{width:100%;padding:0;accent-color:#9c4a2a;min-height:24px;border:0;background:transparent}#rotation-controls p{font-size:11px;color:#536873;margin:5px 0}
.measurement-story{display:grid;grid-template-columns:1fr 1.1fr;gap:8%;align-items:center;padding:65px 0 75px}.measurement-story h3{font-size:clamp(30px,3.6vw,53px);line-height:1.12}.measurement-story p{font-size:17px;line-height:1.75;color:#465762}.measurement-story .technical-note{font-size:13px;border-left:2px solid #a95b3a;padding-left:18px}
.signal-chain{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:14px;background:#0d2330;padding:30px;border:1px solid #466575;color:#eef3f5;box-shadow:0 18px 50px #11273515}
.signal-chain button{position:relative;z-index:1;text-align:left;background:#16323f;border:1px solid #6d899740;color:#eef3f5;padding:22px 18px;cursor:pointer;transition:background .3s,border-color .3s;min-width:0}.signal-chain button:hover,.signal-chain button.active{background:#204451;border-color:var(--ice)}.signal-chain span{font-size:9px;letter-spacing:1.5px;color:var(--ice);display:block}.signal-chain strong{font-size:21px;font-weight:500;display:block;margin:16px 0 8px;line-height:1.3}.signal-chain small{font-size:11px;color:#b4cbd4;display:block}.signal-chain .signal-detail{grid-column:1/-1;color:#c8dae1;font-size:14px;line-height:1.65;margin:12px 0 0;min-height:92px}.signal-line{position:absolute;left:49.8%;top:30px;bottom:150px;width:2px;background:linear-gradient(transparent,var(--ice),transparent);animation:signalGlow 4s ease-in-out infinite}
@keyframes signalGlow{50%{opacity:.25}}
.rail-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}.rail-buttons{display:flex;gap:9px;flex-shrink:0}.engineering-rail{display:grid;grid-auto-flow:column;grid-auto-columns:calc(50% - 12px);gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scroll-padding:0;scrollbar-color:#8c6b5a #dce3e3;scrollbar-width:thin;padding-bottom:24px;overscroll-behavior-x:contain}
.gate-card{scroll-snap-align:start;position:relative;padding:32px;background:#e2e8e6;border-top:3px solid #a45b3d;min-width:0}.gate-number{font-size:68px;line-height:1;color:#718b9045;letter-spacing:-5px;float:right}.gate-card>.eyebrow{font-size:10px;color:#855039;padding-top:12px;max-width:70%}.gate-card h3{clear:both;padding-top:25px;font-size:31px;line-height:1.16;max-width:380px;letter-spacing:-1px}.gate-card p:not(.eyebrow){font-size:16px;color:#43565e;line-height:1.7}.gate-card dl{border-top:1px solid #a8b9bd;padding-top:20px;margin:25px 0}.gate-card dt{font-size:11px;text-transform:uppercase;letter-spacing:1px;color:#79503d;margin:14px 0 6px}.gate-card dd{font-size:14px;line-height:1.6;margin:0;color:#334e59}.gate-foot{display:block;border-top:1px solid #a8b9bd;padding-top:18px;font-size:10px;letter-spacing:1px;color:#3c5963}
.standards-panel{display:grid;grid-template-columns:1fr 1fr;gap:9%;margin-top:60px;padding-top:45px;border-top:1px solid #9eafb7}.standards-panel h3{font-size:34px;line-height:1.13}.standards-panel p{font-size:16px;line-height:1.7;color:#43565e}.standards-links a{display:block;border-bottom:1px solid #aabcc3;padding:20px 0}.standards-links span{font-size:10px;letter-spacing:1px;display:block;color:#84513a}.standards-links strong{font-size:17px;font-weight:500;display:block;margin-top:8px;line-height:1.5}.standards-links>p{font-size:12px}
.journey-navigation{position:absolute;bottom:70px;left:6%;right:6%;display:flex;gap:18px;align-items:center;color:#cedfe6;font-size:11px;z-index:3}.journey-navigation button{border-color:#ffffff70}.journey-bottom{bottom:26px}
.gallery-track{display:grid;grid-auto-flow:column;grid-auto-columns:100%;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#9eaaa9 #16333f;overscroll-behavior-x:contain}.gallery-slide{margin:0;min-width:0;scroll-snap-align:start}.gallery-slide img{display:block;width:100%;height:370px;object-fit:contain!important;background:#f3f3ee!important;margin:0!important;max-height:none!important;border-radius:3px}.gallery-slide figcaption{padding:18px 4px 8px;font-size:14px;line-height:1.6;color:#beccd2}.gallery-slide figcaption strong{display:block;font-size:18px;font-weight:500;color:#fff;margin-bottom:7px}.gallery-footer{display:flex;align-items:center;gap:20px;justify-content:center;margin:10px 0 25px}.gallery-footer button{color:#eaf1f4;border-color:#718b96}.gallery-position{font-size:12px!important;min-width:60px;text-align:center}.project-card{min-width:0}.project-card .project-media{overflow:hidden}.project-card .project-media img{transition:transform .6s ease}.project-card .project-media:hover img{transform:scale(1.035)}
.contact{min-height:590px;padding-right:49%;isolation:isolate}.contact:before,.contact:after{display:none}.contact h2{font-size:clamp(46px,5.3vw,82px)}.contact>a{font-size:clamp(22px,2.5vw,34px)}.solar-system{position:absolute;right:3%;top:5%;width:44%;z-index:0;text-align:center;pointer-events:auto}.solar-stage{aspect-ratio:1;position:relative;max-height:420px;margin:auto;max-width:420px}.solar-sun{position:absolute;top:50%;left:50%;width:32px;height:32px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle at 35% 30%,#ffe3a1,#e89a3b 60%,#c36b26);box-shadow:0 0 42px #f9b95150,0 0 90px #efa05b20}.solar-orbit{position:absolute;top:50%;left:50%;border:1px solid #8cb6ce33;border-radius:50%;animation:solarSpin var(--period) linear infinite}.orbit-mercury{width:28%;height:28%;margin:-14%;--period:18s}.orbit-venus{width:46%;height:46%;margin:-23%;--period:29s}.orbit-earth{width:66%;height:66%;margin:-33%;--period:43s}.orbit-mars{width:89%;height:89%;margin:-44.5%;--period:67s}.solar-body{position:absolute;top:50%;left:0;transform:translate(-50%,-50%);border-radius:50%;box-shadow:inset -4px -2px 5px #0008}.mercury{width:9px;height:9px;background:#b3afa6}.venus{width:16px;height:16px;background:#d8ba8e}.earth{width:20px;height:20px;background:radial-gradient(ellipse at 35% 30%,#87c9af 0 18%,#4c90af 25% 45%,#1e536d 60%)}.mars{width:14px;height:14px;background:#bc7155}.lunar-orbit{position:absolute;width:48px;height:48px;left:-14px;top:-14px;border:1px solid #abc4cf30;border-radius:50%;animation:solarSpin 9s linear infinite}.moon{position:absolute;left:-3px;top:20px;width:6px;height:6px;background:#d1d4d3;border-radius:50%}.planet-select{display:flex;justify-content:center;gap:6px;flex-wrap:wrap}.planet-select button{background:transparent;color:#b4cbd7;border:1px solid transparent;border-radius:20px;padding:7px 12px;min-height:40px;cursor:pointer;font-size:12px}.planet-select button[aria-pressed=true]{color:#ffd7b0;border-color:#9b6f51}.solar-system>p{font-size:13px;color:#b6cbd5;margin:15px auto 8px;max-width:430px;min-height:44px;line-height:1.6}.solar-system>small{font-size:9px;color:#7f9ba9}.solar-system[data-selected=Sun] .solar-sun{box-shadow:0 0 60px #f9b951aa}.solar-system[data-selected=Earth] .earth,.solar-system[data-selected=Moon] .moon,.solar-system[data-selected=Mercury] .mercury,.solar-system[data-selected=Venus] .venus,.solar-system[data-selected=Mars] .mars{outline:2px solid #fff8;outline-offset:5px}@keyframes solarSpin{to{transform:rotate(360deg)}}
.no-motion .solar-orbit,.no-motion .lunar-orbit,.no-motion .signal-line{animation-play-state:paused}.no-motion .ink-word{opacity:1}
@media(max-width:1000px){.measurement-story{gap:4%}.signal-chain{padding:20px}.contact{padding-right:47%}.solar-system{right:1%;width:45%;top:12%}.gate-card{padding:25px}.gate-card h3{font-size:27px}}
@media(max-width:700px){.engineering-viewer{margin:0}.viewer-header{padding:13px 15px;font-size:9px}.viewer-stage{min-height:0}.viewer-stage>img{height:280px}.instrument.engineering-viewer figcaption{font-size:12px;min-height:70px}.viewer-controls{padding:12px 10px}#instrument-tabs button{font-size:10px;padding:6px 8px}.measurement-story{grid-template-columns:1fr;padding:30px 0 45px;gap:22px}.measurement-story h3{font-size:31px}.measurement-story p{font-size:16px}.signal-chain{padding:18px;gap:10px}.signal-chain button{padding:16px 12px}.signal-chain strong{font-size:19px}.signal-chain small{font-size:11px}.signal-chain .signal-detail{min-height:115px}.engineering-rail{grid-auto-columns:91%;gap:16px}.gate-card{padding:24px}.gate-card h3{font-size:28px}.gate-card p:not(.eyebrow){font-size:16px}.rail-heading .eyebrow{font-size:10px;max-width:180px}.standards-panel{grid-template-columns:1fr;gap:15px;margin-top:35px;padding-top:32px}.standards-panel h3{font-size:30px}.journey-navigation{position:relative;inset:auto;margin:20px 0;justify-content:space-between}.journey-navigation span{font-size:10px}.gallery-slide img{height:260px}.gallery-slide figcaption{font-size:14px}.gallery-slide figcaption strong{font-size:18px}.contact{padding:52px 22px}.contact h2{font-size:36px}.solar-system{position:relative;inset:auto;width:100%;margin-top:30px}.solar-stage{max-width:350px}.solar-system>p{min-height:65px}.planet-select{gap:2px}.planet-select button{padding:7px 10px}.ink-word{opacity:calc(.58 + var(--word-progress,1)*.42)}}
@media(prefers-reduced-motion:reduce){.solar-orbit,.lunar-orbit,.signal-line{animation:none}.ink-word{opacity:1}.engineering-rail,.gallery-track{scroll-behavior:auto}.project-media img{transition:none}}

.gallery-footer{margin:12px 0 18px;justify-content:flex-end}.gallery-slide img{height:min(370px,46vh)}

/* Context first; complete instrument and internal studies are deliberate choices. */
.engineering-viewer[data-view=context] .viewer-stage{min-height:0;cursor:default;background:#071018}
.engineering-viewer[data-view=context] .viewer-stage>img{height:auto;aspect-ratio:1920/700;transform:none;object-fit:contain;filter:none}
.viewer-stage:focus-visible{outline:3px solid #b05932;outline-offset:-4px}
.viewer-stage.dragging{cursor:grabbing}
#rotation-controls:not([hidden]){display:flex;align-items:center;justify-content:center;gap:22px;padding:8px 20px 20px;text-align:center;color:#425864;font-size:12px}
#rotation-controls small{font-size:10px;opacity:.85}
#rotation-controls button{width:42px;height:42px;border:1px solid #78909b80;border-radius:50%;background:transparent;color:#183642;cursor:pointer;font-size:20px}
@media(max-width:700px){#instrument-tabs button{font-size:10px;padding:6px 9px}.viewer-controls{gap:4px}.viewer-controls>button{min-width:36px}.instrument.engineering-viewer figcaption{font-size:13px;min-height:0}}

/* Keep the viewer steady when switching from context to CAD. */
.engineering-viewer .viewer-stage,.engineering-viewer[data-view=context] .viewer-stage{height:330px;min-height:330px}
.engineering-viewer .viewer-stage>img,.engineering-viewer[data-view=context] .viewer-stage>img{height:330px;aspect-ratio:auto}
.engineering-viewer .viewer-controls{border-bottom:1px solid #a3b4bd50;padding:10px 12px}
.instrument.engineering-viewer figcaption{min-height:105px}
@media(max-width:700px){.engineering-viewer .viewer-stage,.engineering-viewer[data-view=context] .viewer-stage{height:260px;min-height:260px}.engineering-viewer .viewer-stage>img,.engineering-viewer[data-view=context] .viewer-stage>img{height:260px}.instrument.engineering-viewer figcaption{min-height:135px}}

/* Submission stills: no rotation, drag surface or synthetic views. */
.engineering-viewer .viewer-stage{height:430px;min-height:430px;cursor:default;background:#c4c4c4;touch-action:pan-y}
.engineering-viewer .viewer-stage>img{height:430px;width:100%;object-fit:contain;transform:none;filter:none}
.engineering-viewer[data-view=spacecraft] .viewer-stage{background:#071018}
.engineering-viewer[data-view=spacecraft] .viewer-stage>img{filter:brightness(1.7) contrast(1.08)}
@media(max-width:700px){.engineering-viewer .viewer-stage{height:340px;min-height:340px}.engineering-viewer .viewer-stage>img{height:340px}}

.engineering-viewer .viewer-stage:has(svg){height:auto;min-height:0;background:#c4c4c4;display:block}.viewer-stage svg{display:block;width:100%;height:auto}.viewer-stage>img[hidden]{display:none!important}