/* Homepage research ribbon. Original SVG art; native CSS pause control. */
.research-ribbon{position:relative;display:grid;grid-template-columns:190px minmax(0,1fr) 112px;align-items:stretch;background:#164bfa;color:#fff;border-block:1px solid #678dff;isolation:isolate}
.ribbon-atlas{grid-column:1;grid-row:1;display:flex;flex-direction:column;justify-content:center;gap:7px;padding:22px 26px;background:#072e99;border-right:1px solid #7098ff;color:#fff;min-height:112px}
.ribbon-atlas small{font:600 12px/1.3 'Courier New',monospace;letter-spacing:.07em;color:#b3f2ff}
.ribbon-atlas strong{font:700 17px/1.2 Arial,Helvetica,sans-serif;letter-spacing:-.015em}
.ribbon-atlas strong b{display:inline-block;margin-left:6px;font-size:22px;font-weight:400;color:#b3f2ff}
.ribbon-atlas:hover{background:#103caf}
.ribbon-atlas:focus-visible{outline:2px solid #fff;outline-offset:-7px}
.ribbon-viewport{grid-column:2;grid-row:1;min-width:0;overflow:hidden;display:flex;align-items:center;mask-image:linear-gradient(90deg,transparent,#000 24px,#000 calc(100% - 24px),transparent)}
.ribbon-track{display:flex;width:max-content;animation:weatherhill-research-drift 56s linear infinite}
.ribbon-group{display:flex;flex-shrink:0;min-width:100vw;list-style:none;padding:0;margin:0}
.ribbon-item{display:flex;flex:1 0 354px;align-items:center;gap:20px;padding:22px 36px;position:relative;min-height:110px}
.ribbon-item:after{content:'';position:absolute;right:0;top:36px;bottom:36px;width:1px;background:#b3f2ff6b}
.ribbon-symbol{display:block;width:52px;height:52px;flex:0 0 52px;color:#b3f2ff;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.ribbon-symbol .symbol-accent{fill:#b3f2ff;stroke:none}
.ribbon-topic{display:flex;flex-direction:column;gap:5px}
.ribbon-topic strong{font:700 26px/1.05 Weatherhill Display,Arial,Helvetica,sans-serif;letter-spacing:-.03em;white-space:nowrap}
.ribbon-topic small{font:600 12px/1.25 'Courier New',monospace;letter-spacing:.1em;color:#d9f7ff;white-space:nowrap}
.ribbon-toggle{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}
.ribbon-control{grid-column:3;grid-row:1;display:flex;justify-content:center;align-items:center;gap:9px;min-height:48px;cursor:pointer;border-left:1px solid #7098ff;background:#164bfa;color:#fff;font:600 12px/1.3 'Courier New',monospace;letter-spacing:.02em;user-select:none}
.ribbon-control:hover{background:#0b3fdf}
.ribbon-control svg{width:16px;height:16px;fill:currentColor;flex:0 0 16px}
.ribbon-toggle:focus-visible~.ribbon-control{outline:2px solid #fff;outline-offset:-7px}
.ribbon-control .ribbon-resume{display:none}
.ribbon-toggle:checked~.ribbon-control .ribbon-pause{display:none}
.ribbon-toggle:checked~.ribbon-control .ribbon-resume{display:inline}
.ribbon-toggle:checked~.ribbon-viewport .ribbon-track{animation-play-state:paused}
@media(hover:hover){.ribbon-viewport:hover .ribbon-track{animation-play-state:paused}}
@keyframes weatherhill-research-drift{to{transform:translateX(-50%)}}
@media(max-width:700px){
 .research-ribbon{grid-template-columns:minmax(0,1fr) 112px}
 .ribbon-atlas{grid-column:1;grid-row:1;min-height:50px;flex-direction:row;align-items:center;justify-content:space-between;padding:12px 20px;gap:14px;border-right:0}
 .ribbon-atlas small{font-size:12px;letter-spacing:.025em}
 .ribbon-atlas strong{font-size:14px}
 .ribbon-atlas strong b{font-size:18px;margin-left:3px}
 .ribbon-control{grid-column:2;grid-row:1;background:#072e99}
 .ribbon-control:hover{background:#103caf}
 .ribbon-viewport{grid-column:1/-1;grid-row:2;border-top:1px solid #7098ff}
 .ribbon-item{flex-basis:324px;min-height:98px;padding:20px 28px;gap:18px}
 .ribbon-symbol{width:46px;height:46px;flex-basis:46px}
 .ribbon-topic strong{font-size:24px}
 .ribbon-track{animation-duration:48s}
}
@media(max-width:390px){.ribbon-atlas{padding-inline:14px;gap:8px}.ribbon-atlas small{max-width:72px}.ribbon-atlas strong{font-size:13px}.research-ribbon{grid-template-columns:minmax(0,1fr) 100px}}
@media(prefers-reduced-motion:reduce){
 .research-ribbon{grid-template-columns:190px minmax(0,1fr)}
 .ribbon-toggle,.ribbon-control,.ribbon-group[aria-hidden=true]{display:none}
 .ribbon-viewport{overflow:visible;mask-image:none}
 .ribbon-track{animation:none;transform:none;width:100%}
 .ribbon-group{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;width:100%}
 .ribbon-item{min-width:0;min-height:92px;padding:18px 22px;gap:16px}
 .ribbon-topic strong{font-size:22px;white-space:normal;overflow-wrap:anywhere}
 .ribbon-topic small{letter-spacing:.02em;white-space:normal}
 .ribbon-symbol{width:44px;height:44px;flex-basis:44px}
}
@media(prefers-reduced-motion:reduce) and (max-width:700px){
 .research-ribbon{grid-template-columns:minmax(0,1fr)}
 .ribbon-atlas{grid-column:1;grid-row:1}
 .ribbon-viewport{grid-column:1;grid-row:2}
}
@media(prefers-reduced-motion:reduce) and (max-width:450px){.ribbon-group{grid-template-columns:minmax(0,1fr)}.ribbon-item{padding:14px 24px;min-height:78px;border-top:1px solid #7098ff}.ribbon-item:after{display:none}}
@media(forced-colors:active){.research-ribbon{border:1px solid CanvasText}.ribbon-atlas,.ribbon-control{border:1px solid CanvasText}.ribbon-symbol{color:CanvasText}.ribbon-symbol .symbol-accent{fill:CanvasText}.ribbon-viewport{mask-image:none}.ribbon-toggle:focus-visible~.ribbon-control,.ribbon-atlas:focus-visible{outline-color:Highlight}}
@media print{.research-ribbon{display:none}}