/* PHYSICS CREST: the Cosmic Atlas, with direct course entry and apparatus plates. */
.hero-copy h1{font-size:clamp(40px,5.25vw,66px)}
.hero-copy p.lead{margin-bottom:14px;line-height:1.55}
.hero-copy .courses{margin:22px 0}
.hero-tagline{margin:12px 0 20px}
.course-pill{min-height:42px}
.return-links{display:flex;flex-wrap:wrap;gap:10px 20px;margin:18px 0 0;font-size:12.5px;color:#d9e4f5}
.return-links a{text-decoration:underline;text-decoration-color:#7d89b5;text-underline-offset:4px;padding:3px 0}
.return-links a:hover{color:#a5fff0}
.return-links a[hidden]{display:none}
.return-links .continue-learning{flex-basis:100%;color:#b0fff0;font-weight:650}
.hero-meta{margin-top:20px;font-size:12px;gap:12px 18px}
.hero-meta .item:nth-child(2){display:none}
.orbit-caption{display:flex;gap:10px;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid #555079;color:#d7e7f5;font:500 11px/1.5 ui-monospace,monospace}
.orbit-caption .orbit-model{flex:1;min-width:0}
.orbit-caption #orbitType{padding:5px 8px;border:1px solid #588a87;border-radius:7px;color:#c4fff2;background:#113d42;text-align:center;max-width:48%;font-weight:650}
.orbit-canvas-wrap{aspect-ratio:1/.66}
.orbit-legend{display:flex;align-items:center;flex-wrap:wrap;gap:8px 15px;padding:11px 16px;border-top:1px solid #555079;color:#d9dfef;font:500 11px/1.5 system-ui,sans-serif;background:#211c49}
.orbit-legend>span{display:inline-flex;align-items:center;gap:6px}
.orbit-legend>span:last-child{flex-basis:100%;color:#e7dfef}
.orbit-legend i{display:inline-block;width:20px;border-top:2px solid #7ee8d6}
.orbit-legend i.path-dot{border-top-style:dashed}
.orbit-controls{padding:16px;gap:10px}
.orbit-instruction{font-size:13px}
.orbit-presets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;width:100%}
.orbit-preset,.orbit-pause{min-height:40px;font-size:12px}
.orbit-preset[aria-pressed="true"]{background:#165953;border-color:#9ce7d9;color:#f3fffb}
.orbit-controls label{flex-basis:100%;font-size:12px;min-width:0}
.orbit-controls label output{color:#9ff5e2}
.orbit-controls input[type="range"]{flex:1 1 110px;min-width:100px;accent-color:#5eead4}
.orbit-controls button{min-height:40px}
.orbit-observation{border-top:1px solid #555079;padding:13px 16px;background:linear-gradient(110deg,#15394266,#30296433)}
.orbit-observation>span{display:block;font:700 10px/1.4 ui-monospace,monospace;letter-spacing:.16em;text-transform:uppercase;color:#ffe29a;margin-bottom:5px}
.orbit-observation p{color:#e9f7f4;font:500 13px/1.55 system-ui,sans-serif;margin:0}
.orbit-observation #launchSummary{font-size:11px;color:#c9dce8;margin-top:6px}
.course-illustration{display:flex;justify-content:flex-end;align-items:center;margin:8px 0 13px;height:66px;border-top:1px solid #e2dfea;border-bottom:1px solid #e2dfea;color:#316b81;background:linear-gradient(90deg,transparent,#edf4ef)}
.course-illustration svg{width:166px;height:66px;max-width:100%}
[data-curriculum="as"] .course-illustration{color:#6547a0;background:linear-gradient(90deg,transparent,#f2eefb)}
[data-curriculum="alevel"] .course-illustration{color:#6d4998;background:linear-gradient(90deg,transparent,#f1edf7)}
[data-curriculum="ap1"] .course-illustration{color:#8b5e18;background:linear-gradient(90deg,transparent,#faf4e6)}
[data-curriculum="ap2"] .course-illustration{color:#9a3f6f;background:linear-gradient(90deg,transparent,#f8edf3)}
.lab-card{display:grid;grid-template-columns:116px minmax(0,1fr);gap:18px;align-items:center}
.lab-card .thumb{width:116px;height:120px;padding:5px;border:1px solid #625984;background:radial-gradient(circle at 70% 20%,#3b3770,#1e1b46);border-radius:12px;display:grid;place-items:center}
.lab-card .thumb svg{display:block;width:100%;height:100%;max-height:120px;color:#5eead4}
.lab-card .thumb text{fill:#e7f4fa;stroke:none;font:12px system-ui,sans-serif}
.lab-card .meta{flex-wrap:wrap;gap:3px 8px;font-size:10.5px}
.mission-founder{gap:18px;padding:18px!important;border:1px solid #615985!important;border-radius:16px;background:linear-gradient(120deg,#372c63,#1d2444)!important}
.mission-founder .photo{width:104px!important;height:126px!important;border-radius:12px!important;flex-shrink:0}
.mission-founder .info{min-width:0}
.mission-founder .info span{font-size:12px;line-height:1.65}
.founder-story-link{display:inline-block;margin-top:10px;color:#b3fff0;text-decoration:underline;text-underline-offset:4px;font-size:12px}
.section-light a:focus-visible{outline-color:#4b2b96}
.lab-card a.open,.lab-card .meta .live{min-height:24px}
@media(max-width:980px){.hero-grid{gap:28px}.orbit-panel{width:100%;max-width:690px;justify-self:center}.hero-grid{align-items:start}}
@media(max-width:640px){
 .hero-grid{padding:26px 18px 46px;gap:0}
 .hero-copy .eyebrow{font-size:10px;letter-spacing:.11em;padding:5px 10px}
 .hero-copy h1{font-size:clamp(32px,8.8vw,43px);line-height:1.05;margin:16px 0}
 .hero-copy .lead{font-size:14px;line-height:1.6;margin:0 0 12px}
 .hero-tagline{font-size:16px;margin:0 0 16px}
 #heroSearchHelp{font-size:11px;margin:8px 0 0}
 .hero-copy .courses{order:7;margin:18px 0 16px}
 .courses-label{font-size:10px;letter-spacing:.12em;margin-bottom:9px}
 .courses-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
 .course-pill{font-size:11.5px;padding:8px;gap:7px;min-height:42px}
 .course-pill .badge{padding:2px 5px;font-size:9px}
 .hero-actions{order:8;gap:8px}
 .hero-actions .btn{padding:11px 12px;font-size:12px;min-height:44px}
 .return-links{order:9;margin:15px 0 24px;gap:10px 16px;font-size:11.5px}
 .orbit-panel{order:10;margin:0;align-self:stretch}
 .hero-meta{order:11;margin-top:20px;font-size:11px}
 .orbit-caption{padding:10px 12px;font-size:10px;gap:8px}
 .orbit-caption #orbitType{font-size:10px;padding:5px 7px}
 .orbit-canvas-wrap{aspect-ratio:1/.78}
 .orbit-legend{padding:10px 12px;font-size:11px}
 .orbit-controls{padding:14px 12px}
 .orbit-controls label{width:100%;line-height:1.6}
 .orbit-controls button{min-height:44px}
 .orbit-controls input[type="range"]{flex-basis:100%;width:100%;height:26px}
 .orbit-controls #launchOrbit,.orbit-controls #resetOrbit,.orbit-controls #pauseOrbit{flex:1;justify-content:center}
 .orbit-observation{padding:13px 12px}
 .course-illustration{height:54px;margin-top:4px}
 .course-illustration svg{height:54px;width:150px}
 .lab-card{grid-template-columns:96px minmax(0,1fr);padding:16px;gap:14px}
 .lab-card .thumb{width:96px;height:120px;aspect-ratio:auto}
 .lab-card h3{font-size:17px}
 .lab-card p{font-size:13px;line-height:1.6}
 .lab-card .meta{font-size:10px;letter-spacing:0}
 .mission-founder .photo{width:80px!important;height:105px!important}
 .mission-founder{gap:14px;padding:14px!important}
}
@media(max-width:370px){.lab-card{grid-template-columns:80px minmax(0,1fr);gap:12px}.lab-card .thumb{width:80px;height:110px}.course-pill{font-size:10.5px;gap:5px}.return-links{font-size:11px}.hero-actions .btn{font-size:11.5px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.hero::before,.hero::after{animation:none!important}}