:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--ink:#f7f8ff;--muted:#9ca8bf;--line:#ffffff1f;--glass:#080c1cb8;--accent:#69a9ff;font-family:DM Sans,system-ui,sans-serif}*{box-sizing:border-box}html,body{overscroll-behavior:none;width:100%;height:100%;color:var(--ink);-webkit-tap-highlight-color:transparent;-webkit-text-size-adjust:100%;background:#03050d;margin:0;overflow:hidden}body{min-width:320px}button,input{font:inherit}button{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline-offset:3px;outline:2px solid #8ec5ff}.threejs{cursor:grab;touch-action:none;width:100%;height:100%;position:fixed;inset:0}.threejs:active{cursor:grabbing}.space-vignette{pointer-events:none;background:radial-gradient(circle at 55% 45%,#0000 25%,#01030a40 70%,#010208d1 115%);position:fixed;inset:0}.skip-link{z-index:30;color:#07101f;background:#fff;border-radius:8px;padding:10px 16px;transition:top 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#ffb84c}.mission-label{color:var(--muted);text-transform:uppercase;letter-spacing:.14em;align-items:center;gap:9px;margin:0;font-size:12px;display:flex}.mission-label span{background:#68d7a3;border-radius:50%;width:6px;height:6px;box-shadow:0 0 10px #68d7a3}.icon-button{border:1px solid var(--line);cursor:pointer;background:#ffffff0f;border-radius:50%;place-items:center;width:36px;height:36px;transition:background .2s,border-color .2s,transform .2s;display:grid}@media (hover:hover){.icon-button:hover{background:#ffffff21;border-color:#ffffff47;transform:scale(1.05)}}.hero-copy{z-index:5;width:min(480px,42vw);transition:opacity .45s,transform .6s,visibility .45s;position:fixed;top:50%;left:6vw;transform:translateY(-48%)}.hero-copy.is-hidden{opacity:0;visibility:hidden;transform:translate(-30px,-48%)}.eyebrow{color:#8dbdff;text-transform:uppercase;letter-spacing:.2em;margin:0 0 14px;font-size:11px;font-weight:700}.hero-copy h1{letter-spacing:-.055em;margin:0;font:600 clamp(42px,5vw,76px)/.98 Space Grotesk,sans-serif}.hero-copy h1 em{color:#86b8ff;font-style:normal}.hero-copy>p:not(.eyebrow){color:#bdc5d6;max-width:420px;margin:24px 0 30px;font-size:16px;line-height:1.65}.primary-button,.quiz-button{color:#080c17;cursor:pointer;background:#f7f9ff;border:0;border-radius:999px;padding:13px 18px 13px 22px;font-weight:700;transition:transform .2s,box-shadow .2s}.primary-button span{color:#fff;background:#11182a;border-radius:50%;place-items:center;width:29px;height:29px;margin-left:10px;display:inline-grid}@media (hover:hover){.primary-button:hover,.quiz-button:hover{transform:translateY(-2px);box-shadow:0 10px 35px #69a9ff3d}}.planet-panel{--planet-color:var(--accent);z-index:7;border:1px solid var(--line);background:var(--glass);-webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);opacity:0;visibility:hidden;scrollbar-width:thin;border-radius:22px;width:min(390px,34vw);padding:30px;transition:opacity .35s,transform .45s,visibility 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env(safe-area-inset-bottom));overscroll-behavior:contain;border-radius:20px;padding:8px 20px 18px;transform:translateY(30px)}.planet-panel.is-open{transform:translateY(0)}.planet-panel{touch-action:pan-y}.planet-panel:not(.is-expanded){overflow:hidden}.planet-panel:not(.is-expanded) :is(.facts-grid,.comparison-card,.more-details,.quiz-button){display:none}.planet-panel:not(.is-expanded) .planet-summary{-webkit-line-clamp:3;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.sheet-handle{cursor:pointer;touch-action:none;background:0 0;border:0;width:100%;height:22px;margin:0 0 6px;padding:0;display:block}.sheet-handle span{background:#ffffff47;border-radius:4px;width:40px;height:4px;margin:0 auto;display:block}.swipe-hint{color:#6f7a8f;text-align:center;margin:10px 0 0;font-size:11px;display:block}.is-expanded .swipe-hint,.panel-accent{display:none}.panel-header h2{margin:0 0 3px;font-size:30px}.planet-summary{margin:14px 0}.sheet-toggle{border:1px solid color-mix(in srgb, 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