:root { color-scheme: dark; --bg: #080b13; --accent: #f19dc9; --rgb: 241,157,201; --muted: #919bad; font-family: Inter, ui-sans-serif, system-ui, -apple-system, sans-serif; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: #edf0f7; background-image: radial-gradient(ellipse at 65% 35%, rgba(var(--rgb), .045), transparent 65%); }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }
button:focus-visible, a:focus-visible, .space:focus-visible { outline: 2px solid var(--accent); outline-offset: 6px; }
.shell { width: min(1360px, 100%); min-height: 100svh; margin: auto; padding: 0 clamp(24px, 5vw, 72px); display: flex; flex-direction: column; }
header { min-height: 108px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid #202633; }
.brand, .header-note, .eyebrow, .coordinates, .panel-heading, .axis, .field-hint, .readout > span, footer { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.brand { display: flex; align-items: center; gap: 15px; font-size: 12px; letter-spacing: .13em; }
.brand-mark { border: 1px solid var(--accent); color: var(--accent); width: 37px; height: 37px; display: grid; place-content: center; font-size: 17px; line-height: 1; position: relative; }
.brand-mark span { font-size: 8px; position: absolute; bottom: 3px; right: 3px; background: var(--bg); }
.header-note { font-size: 9px; letter-spacing: .12em; color: var(--muted); display: flex; align-items: center; gap: 10px; }
.header-note i { width: 5px; height: 5px; background: var(--accent); border-radius: 50%; }
main { display: grid; grid-template-columns: 1fr 1.12fr; gap: clamp(30px, 5vw, 82px); align-items: center; flex: 1; padding: 72px 0; }
.eyebrow { color: var(--muted); font-size: 10px; letter-spacing: .1em; margin: 0 0 30px; }
.eyebrow span { color: var(--accent); }
h1 { font-weight: 550; font-size: clamp(64px, 7.7vw, 106px); line-height: 1.02; letter-spacing: -.065em; margin: 0 0 30px; }
h1 > span { color: var(--accent); }
.lead { font-size: clamp(17px, 1.65vw, 21px); line-height: 1.6; color: #c5ccda; letter-spacing: -.02em; }
.invitation { color: var(--muted); font-size: 14px; max-width: 310px; line-height: 1.7; margin: 22px 0 28px; }
.explore { display: inline-flex; align-items: center; justify-content: space-between; gap: 35px; padding: 14px 19px; border: 1px solid #3a3347; border-radius: 5px; font-size: 13px; background: rgba(var(--rgb), .035); }
.explore:hover { border-color: var(--accent); background: rgba(var(--rgb), .09); }
.explore span { color: var(--accent); font-size: 19px; }
.coordinates { display: flex; gap: 18px; flex-wrap: wrap; color: #7f899d; font-size: 8px; letter-spacing: .09em; margin-top: 55px; }
.observatory { border: 1px solid #283040; border-radius: 12px; background: #0d111a; overflow: hidden; box-shadow: 0 20px 100px #0003; scroll-margin-top: 24px; }
.panel-heading { padding: 20px; display: flex; align-items: center; justify-content: space-between; gap: 12px; border-bottom: 1px solid #232b38; }
h2 { margin: 0; font-size: 10px; font-weight: 500; letter-spacing: .12em; }
.tag { color: #9ba5b7; font-size: 8px; letter-spacing: .03em; padding: 5px 6px; border: 1px solid #303746; border-radius: 3px; }
.space { position: relative; height: clamp(310px, 31vw, 420px); overflow: hidden; background-image: linear-gradient(#ffffff03 1px, transparent 1px), linear-gradient(90deg, #ffffff03 1px, transparent 1px); background-size: 32px 32px; cursor: crosshair; }
canvas { display: block; width: 100%; height: 100%; position: absolute; inset: 0; }
.orbit { position: absolute; left: 50%; top: 50%; width: 57%; aspect-ratio: 1; border: 1px solid rgba(var(--rgb), .13); border-radius: 50%; transform: translate(-50%, -50%) rotate(-30deg) scaleY(.68); pointer-events: none; }
.orbit-two { width: 78%; transform: translate(-50%, -50%) rotate(36deg) scaleY(.82); border-style: dashed; border-color: #b6bacc18; }
.core { pointer-events: none; position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 72px; height: 72px; display: grid; place-items: center; border: 1px solid rgba(var(--rgb), .3); border-radius: 50%; background: #101421de; box-shadow: 0 0 65px rgba(var(--rgb), .12), inset 0 0 20px rgba(var(--rgb), .07); }
.core span { color: var(--accent); font-size: 27px; font-weight: 300; }
.beacon { position: absolute; display: flex; align-items: center; gap: 9px; color: #b4bdce; border: 0; background: #111725de; border-radius: 5px; padding: 13px 11px; font: 10px ui-monospace, monospace; min-height: 44px; }
.beacon span { display: block; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 15px rgba(var(--rgb), .55); }
.beacon:hover, .beacon[aria-pressed="true"] { color: var(--accent); background: #242633; }
.beacon-one { top: 23%; left: 20%; }.beacon-two { top: 40%; right: 11%; }.beacon-three { bottom: 19%; left: 32%; }
.axis { position: absolute; color: #7b8599; font-size: 8px; letter-spacing: .09em; pointer-events: none; }.axis-top { top: 20px; left: 20px; }.axis-bottom { bottom: 20px; right: 20px; }
.field-hint { position: absolute; bottom: 20px; left: 20px; font-size: 8px; color: #8893a9; pointer-events: none; }
.controls { padding: 14px 18px; border-top: 1px solid #232b38; border-bottom: 1px solid #232b38; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.palette { display: flex; align-items: center; margin-right: auto; }
.swatch { width: 36px; height: 44px; border: 0; background: transparent; position: relative; }
.swatch::before { content: ''; display: block; width: 13px; height: 13px; border-radius: 50%; margin: auto; background: var(--swatch); }
.swatch[aria-pressed="true"]::before { outline: 1px solid var(--swatch); outline-offset: 4px; }
.rose { --swatch: #f19dc9; }.ice { --swatch: #86d9e4; }.amber { --swatch: #f3c481; }
.control { min-height: 44px; color: #d0d7e5; font-size: 11px; background: #161d29; border: 1px solid #30394a; border-radius: 5px; padding: 8px 12px; }
.control:hover { border-color: var(--accent); }.control span { color: var(--accent); margin-left: 8px; }
.readout { padding: 22px; min-height: 116px; }.readout > span { color: var(--accent); font-size: 9px; letter-spacing: .12em; }.readout p { color: #a8b2c4; font-size: 13px; line-height: 1.65; margin: 10px 0 0; }
footer { min-height: 76px; padding: 20px 0; border-top: 1px solid #202633; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: #8993a6; font-size: 9px; letter-spacing: .06em; }
.asterisk { color: var(--accent); font-size: 22px; vertical-align: middle; margin-left: 12px; }.noscript { text-align: center; padding: 20px; color: var(--accent); }
@media (max-width: 850px) { main { grid-template-columns: 1fr; padding: 48px 0; gap: 40px; }.intro { max-width: 530px; }.coordinates { margin-top: 30px; }h1 { font-size: clamp(68px, 12vw, 100px); }.space { height: 390px; }.observatory { width: 100%; } }
@media (max-width: 480px) { header { min-height: 80px; }.header-note { display: none; }.space { height: 310px; }.axis-bottom { display: none; }.panel-heading { padding: 16px; }footer { align-items: flex-start; flex-direction: column; gap: 10px; }.controls { gap: 8px; padding: 12px; }.control { font-size: 10px; padding: 8px; }.swatch { width: 30px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }