:root{color-scheme:dark;--navy:#061239;--navy2:#0a205c;--royal:#1557e7;--sky:#72dfff;--gold:#ffcb39;--gold2:#ff9a18;--white:#f5faff;--muted:#b7c8ea;--border:rgba(134,178,255,.27);--panel:rgba(8,27,79,.83);--success:#7ce8b3;--danger:#ffb6bb;font-family:system-ui,-apple-system,"Segoe UI",Arial,sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background:var(--navy);color:var(--white)}button,select,input{font:inherit}button{cursor:pointer}button:focus-visible,select:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid var(--gold);outline-offset:4px}button:disabled{cursor:default}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{letter-spacing:-.035em}.space-backdrop{position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 75% 24%,#193d92 0%,transparent 45%),radial-gradient(ellipse at 5% 65%,#132e7b 0%,transparent 48%),#050f30}.nebula{position:absolute;inset:0;background:radial-gradient(ellipse 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h3{font-size:clamp(23px,3vw,31px);line-height:1.3;margin-bottom:28px}.answers{display:grid;grid-template-columns:1fr 1fr;gap:14px}.answer-btn{background:#102b69;color:var(--white);border:2px solid #4674bc;min-height:91px;padding:17px;border-radius:15px;font-weight:750;text-align:left;display:flex;gap:13px;align-items:center;transition:background .15s,border-color .15s}.answer-btn:hover:not(:disabled){background:#2451a1;border-color:#8acfff}.answer-btn .answer-letter{flex:none;width:35px;height:35px;display:grid;place-items:center;border-radius:10px;background:#2a5097;color:var(--gold);font-weight:900}.answer-btn.correct{background:#0b634c;border-color:#83f1b8}.answer-btn.incorrect{background:#72283f;border-color:#ff99aa}.answer-btn:disabled{opacity:.8}.answer-btn.correct:disabled,.answer-btn.incorrect:disabled{opacity:1}.feedback{margin-top:22px;border-radius:14px;border:1px solid #81d9b0;padding:16px 18px;background:#0f573f;color:#fff;line-height:1.55}.feedback.wrong{background:#5d3043;border-color:#e8a4ac}.feedback strong{display:block;font-size:17px;margin-bottom:5px}.quiz-footer{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:24px;min-height:49px}.quiz-footer small{color:var(--muted)}.quiz-exit{text-align:center;margin-top:25px}.text-button{color:#a6c7ff;text-decoration:underline;background:none;border:0;padding:10px}.results-card{text-align:center;max-width:900px;margin:auto;padding:36px}.results-badge{font-size:78px;filter:drop-shadow(0 5px 13px #0007)}.results-card h3{font-size:clamp(30px,3vw,42px);color:var(--gold);margin:8px 0}.results-card>p:not(.eyebrow){color:#d0ddf5}.result-stars{font-size:51px;letter-spacing:7px;margin:15px 0 26px;filter:drop-shadow(0 0 11px #e8aa2388)}.result-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.result-metrics>div{border:1px solid var(--border);background:#09215c;padding:19px 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@media(max-width:1100px){.welcome-grid{grid-template-columns:1.08fr .92fr}.hero-art{transform:scale(.83);transform-origin:center}.explore-layout{grid-template-columns:1fr}.orrery{max-width:620px}.planet-panel{display:block}.planet-panel ul{columns:2}.footer-note{display:none}}@media(max-width:760px){.site-header,.site-footer,main{width:calc(100% - 28px)}.site-header{padding:12px 0}.brand img{width:50px;height:50px}.brand strong{font-size:13px}.brand span{font-size:11px}.festival-chip{display:none}.header-right{gap:6px}.icon-button{width:40px;height:40px;font-size:20px}.school-banner{height:145px}.school-banner-caption{left:18px}.welcome-grid{display:flex;flex-direction:column;gap:0}.welcome-copy{padding:33px 3px 0;text-align:center}.welcome-copy h1{font-size:clamp(39px,8vw,61px)}.welcome-description{margin-left:auto;margin-right:auto}.welcome-actions,.welcome-stats{justify-content:center}.hero-art{transform:none;min-height:340px;width:100%;overflow:hidden}.hero-orbit-one{width:175px;height:175px}.hero-orbit-two{width:255px;height:255px}.hero-orbit-three{width:326px;height:326px}.hero-sun{font-size:96px}.hero-earth,.hero-saturn{font-size:43px}.astronaut{font-size:56px;left:2%;bottom:9%}.tiny-rocket{font-size:38px;right:3%}.hero-art-label{font-size:9px}.feature-row{grid-template-columns:1fr;gap:10px}.feature{padding:13px 20px}.stage-heading{align-items:start;flex-direction:column}.orrery{transform:scale(.75);transform-origin:center;width:620px;max-width:none;margin:-65px 0;}.orrery-panel{overflow:hidden}.planet-panel ul{columns:1}.answers{grid-template-columns:1fr}.answer-btn{min-height:70px}.quiz-toolbar{flex-wrap:wrap}.quiz-footer{align-items:start;flex-direction:column}.result-metrics{grid-template-columns:repeat(2,1fr)}.review-grid{grid-template-columns:1fr}.site-footer{flex-direction:column;text-align:center}.stage-actions{justify-content:center}}@media(max-width:460px){.brand span{display:none}.brand{gap:7px}.school-banner{height:128px}.school-banner-caption strong{font-size:19px}.welcome-copy h1{font-size:40px}.welcome-actions .btn{width:100%}.hero-art{min-height:315px}.orrery{transform:scale(.49);margin:-147px 0}.orrery-panel{padding-left:0;padding-right:0}.planet-picker{padding:5px}.stage-actions .btn{width:100%}.quiz-card{padding:20px 15px}.quiz-toolbar{gap:7px}.quiz-score{font-size:16px}.result-stars{font-size:39px}.result-actions .btn{width:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}.orbit-track{transform:rotate(var(--phase))}}
