:root { color-scheme: dark; --white: #eef3f8; --muted: #9caaba; --accent: #9ac9f1; }
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { background: #03060b; }
body { min-width: 320px; color: var(--white); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
[hidden] { display: none !important; }
.experience { position: relative; height: 100svh; min-height: 640px; overflow: hidden; background: #03060b; isolation: isolate; }
.scene { position: absolute; inset: 0; z-index: -1; overflow: hidden; touch-action: none; background: radial-gradient(ellipse at 50% 24%, #081322 0, #020509 50%); }
.starfield, .static-stars, .scene-vignette { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.static-stars { opacity: .6; background-image: radial-gradient(1px 1px at 7% 15%, #abbccf, transparent), radial-gradient(1px 1px at 14% 39%, #fff, transparent), radial-gradient(1px 1px at 27% 10%, #fff, transparent), radial-gradient(1px 1px at 35% 29%, #b5d3f4, transparent), radial-gradient(1px 1px at 48% 4%, #fff, transparent), radial-gradient(1px 1px at 65% 16%, #fff, transparent), radial-gradient(1px 1px at 78% 31%, #bdd5e8, transparent), radial-gradient(1px 1px at 87% 12%, #fff, transparent), radial-gradient(1px 1px at 93% 44%, #fff, transparent); background-size: 433px 317px; }
.has-starfield .static-stars { display: none; }
.earth { position: absolute; top: 11%; left: 50%; width: clamp(80px, 15svh, 150px); aspect-ratio: 1; transform: translateX(-50%); filter: drop-shadow(0 0 28px rgba(86,150,216,.14)); will-change: transform; }
.earth img { width: 100%; height: 100%; object-fit: contain; }
.earth::before { position: absolute; z-index: -1; inset: 9%; content: ""; border-radius: 50%; background: radial-gradient(circle at 65% 30%, #b5c5cd, #4076a1 40%, #08192c 76%); }
.lunar-ground { position: absolute; top: 50%; width: 100%; height: 70%; background-color: #030407; background-image: url('/assets/lunar-panorama.jpg'), linear-gradient(#03060b 28%, #363a40 29%, #151a20); background-size: auto 100%; background-position: center top; background-repeat: repeat-x; mask-image: linear-gradient(to bottom, transparent, black 15%); will-change: transform, background-position; }
.lunar-ground::after { position: absolute; inset: 0; content: ""; background: linear-gradient(transparent 28%, rgba(3,6,11,.1) 60%, rgba(3,6,11,.65)); }
.scene-vignette { background: radial-gradient(ellipse at 50% 38%, transparent 15%, rgba(0,0,0,.18) 75%, rgba(0,0,0,.55)), linear-gradient(0deg, rgba(1,4,8,.6), transparent 24%); }
.mission-header, .mission-footer { position: absolute; left: clamp(1.4rem, 4vw, 4rem); right: clamp(1.4rem, 4vw, 4rem); display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.mission-header { top: max(1.8rem, env(safe-area-inset-top)); }
.wordmark { font-size: 1.15rem; font-weight: 650; letter-spacing: -.05em; }
.wordmark > span:first-child { color: #95a1b0; font-weight: 400; }
.wordmark-arrow { display: inline-block; margin-left: .85rem; color: #748399; font-size: .9rem; }
.mission-header > p { display: flex; align-items: center; gap: .65rem; color: #afbac8; font-size: .65rem; letter-spacing: .04em; }
.status-dot { width: 5px; height: 5px; border-radius: 50%; background: #a6d2ee; box-shadow: 0 0 12px rgba(161,205,239,.55); }
.arrival-copy { position: absolute; top: 45%; left: 50%; width: min(90%, 44rem); transform: translate(-50%, -50%); text-align: center; }
.eyebrow { color: #a5b7cb; font-size: .58rem; font-weight: 600; letter-spacing: .2em; line-height: 1.5; text-transform: uppercase; }
.arrival-copy h1 { margin-top: 1rem; font-size: clamp(2.4rem, 4.5vw, 4rem); line-height: 1.07; font-weight: 450; letter-spacing: -.055em; }
.arrival-copy h1 > span { color: #c2d9ef; }
.arrival-description { margin-top: 1rem; color: #b3becb; font-size: .85rem; line-height: 1.6; }
.mobile-break { display: none; }
.warp-button { display: inline-flex; align-items: center; justify-content: center; gap: 2rem; min-height: 3.2rem; margin-top: 1.5rem; padding: .8rem 1.3rem; border: 1px solid #dceaf7; border-radius: 999px; color: #101c2a; background: #e6f0fa; box-shadow: 0 0 35px rgba(157,204,240,.08); font-size: .8rem; font-weight: 600; transition: box-shadow 180ms, background 180ms, transform 180ms; }
.warp-button:hover { transform: translateY(-2px); background: white; box-shadow: 0 0 32px rgba(157,204,240,.2); }
.warp-button > span { font-size: 1rem; }
.exploration-controls { position: absolute; bottom: 10%; left: 50%; transform: translateX(-50%); text-align: center; white-space: nowrap; }
.look-controls { display: inline-flex; align-items: center; gap: .25rem; padding: .25rem; border: 1px solid rgba(216,231,246,.25); border-radius: 999px; background: rgba(3,6,11,.7); backdrop-filter: blur(12px); }
.look-controls button { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; min-width: 2.75rem; min-height: 2.75rem; padding: .45rem .85rem; border: 0; border-radius: 999px; background: transparent; font-size: .7rem; }
.look-controls button:hover { background: rgba(193,217,240,.12); }
.look-controls button:first-child, .look-controls button:last-child { font-size: 1rem; }
.exploration-controls > p { margin-top: .75rem; color: #bbc6d2; font-size: .6rem; text-shadow: 0 1px 5px black; }
.scene.is-interactive { cursor: grab; }
.scene.is-dragging { cursor: grabbing; }
.mission-footer { bottom: max(1.4rem, env(safe-area-inset-bottom)); color: #b0bccb; font-size: .52rem; letter-spacing: .12em; }
.moon-location { font-variant-numeric: tabular-nums; }
.moon-location > span:first-child { margin-inline: .55rem; color: #708296; }
.footer-destination { color: #8696a9; }
.footer-destination > span { margin-inline: .5rem; }
.mission-footer nav { display: flex; gap: 1.25rem; letter-spacing: 0; font-size: .65rem; }
.mission-footer nav a { padding-block: .6rem; }
.mission-footer nav a:hover { color: white; }
.intro { position: absolute; top: 43%; left: 50%; width: 90%; transform: translate(-50%, -50%); text-align: center; }
.intro > p { margin-top: 1.5rem; font-size: clamp(3rem, 7vw, 6.3rem); line-height: 1.04; letter-spacing: -.06em; font-weight: 350; }
.intro-ellipsis { color: #aac7e2; }
.intro-coordinate { display: block; margin-top: 2rem; color: #738ca4; font: .5rem ui-monospace, monospace; letter-spacing: .24em; }
.utility-button { position: absolute; right: clamp(1.4rem, 4vw, 4rem); bottom: 12%; display: inline-flex; gap: 1.5rem; min-height: 2.75rem; align-items: center; padding: .65rem 1rem; border: 1px solid #4d6174; border-radius: 999px; color: #c8d6e4; background: rgba(3,6,11,.75); font-size: .7rem; }
[data-state="intro"] .earth, [data-state="intro"] .lunar-ground, [data-state="departing"] .earth, [data-state="departing"] .lunar-ground { opacity: 0; }
[data-state="intro"] .arrival-copy, [data-state="departing"] .arrival-copy { visibility: hidden; }
[data-state="arrived"] .earth, [data-state="arrived"] .lunar-ground { transition: opacity 650ms; }
[data-state="arrived"] .arrival-copy { animation: arrive-copy 800ms both; }
@keyframes arrive-copy { from { opacity: 0; translate: 0 10px; } to { opacity: 1; translate: 0 0; } }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
@media (max-width: 600px) {
  .mission-header { top: max(1.5rem, env(safe-area-inset-top)); }
  .mission-header > p { max-width: 9rem; font-size: .58rem; }
  .arrival-copy { top: 45%; }
  .arrival-copy h1 { font-size: clamp(2.7rem, 9vw, 3.7rem); }
  .arrival-description { font-size: .77rem; }
  .mobile-break { display: inline; }
  .eyebrow { font-size: .5rem; letter-spacing: .16em; }
  .earth { top: 10%; width: 13svh; }
  .exploration-controls { bottom: 11%; }
  .exploration-controls > p { font-size: .54rem; }
  .footer-destination { display: none; }
  .mission-footer { font-size: .46rem; letter-spacing: .08em; }
}
@media (max-height: 850px) and (min-width: 601px) {
  .experience { min-height: 400px; }
  .mission-header { top: 1rem; }
  .earth { top: 10%; width: 14svh; }
  .arrival-copy { top: 44%; }
  .arrival-copy h1 { margin-top: .5rem; font-size: 2.3rem; }
  .arrival-description { margin-top: .6rem; font-size: .75rem; }
  .warp-button { margin-top: .8rem; min-height: 2.6rem; padding-block: .6rem; }
  .exploration-controls { bottom: 11%; }
  .exploration-controls > p { display: none; }
  .look-controls button { min-height: 2.4rem; }
  .mission-footer { bottom: .5rem; }
}
@media (max-height: 700px) and (max-width: 600px) {
  .experience { min-height: 560px; }
  .earth { top: 10%; width: 64px; }
  .arrival-copy { top: 45%; }
  .arrival-copy h1 { margin-top: .7rem; font-size: 2.4rem; }
  .arrival-description { margin-top: .7rem; }
  .warp-button { margin-top: 1rem; }
}
@media (max-height: 500px) and (min-width: 601px) {
  .earth { top: 11%; width: 44px; }
  .arrival-copy { top: 46%; }
  .arrival-copy .eyebrow { font-size: .48rem; }
  .arrival-copy h1 { margin-top: .4rem; font-size: 1.65rem; }
  .arrival-description { margin-top: .45rem; font-size: .67rem; }
  .warp-button { min-height: 2.25rem; margin-top: .65rem; padding: .5rem 1rem; font-size: .72rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}