:root{color-scheme:dark;--bg:#080c16;--text:#f0eee7;--muted:#999ea9;--gold:#d9c6a0;--line:rgba(190,204,233,.14)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;-webkit-font-smoothing:antialiased}::selection{background:#6e6a85;color:white}a{color:inherit;text-decoration:none}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:7px}.wrap{width:min(1184px,calc(100% - 112px));margin-inline:auto}#stars{position:fixed;inset:0;pointer-events:none;z-index:-2;width:100%;height:100%}.nebula{position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(ellipse at 79% 33%,rgba(40,56,91,.17),transparent 51%),radial-gradient(ellipse at 33% 80%,rgba(41,35,73,.10),transparent 40%)}.skip{position:fixed;top:-90px;padding:14px;background:var(--bg);z-index:20}.skip:focus{top:10px}.header{height:112px;display:flex;align-items:center;justify-content:space-between}.brand{font-size:24px;letter-spacing:2px;font-weight:600;display:flex;align-items:center}.spark{color:var(--gold);font-size:27px;margin-right:12px}.brand-dot{color:var(--gold)}nav{display:flex;gap:44px;font-size:13px;color:#c0c4cd}nav a{padding:10px 0;transition:color .2s}nav a:hover{color:var(--gold)}nav a span{margin-left:6px}.hero{position:relative;min-height:690px;height:calc(100svh - 112px);max-height:890px;display:flex;align-items:center;padding-bottom:94px}.hero-copy{position:relative;z-index:2;width:60%}.eyebrow{display:flex;align-items:center;gap:12px;color:var(--gold);font-size:11px;letter-spacing:3px;margin:0 0 33px}.eyebrow>span{width:5px;height:5px;background:var(--gold);border-radius:50%;box-shadow:0 0 13px #d9c6a066}h1{font-size:clamp(104px,12vw,170px);font-weight:400;line-height:1.03;letter-spacing:-9px;margin:0 0 25px}.hello{font-size:clamp(26px,3vw,39px);font-weight:300;letter-spacing:4px;line-height:1.6}.title-dot{color:var(--gold)}.intro{font-size:16px;letter-spacing:2px;line-height:1.9;margin:0 0 9px;color:#e1e2e7}.welcome{color:var(--muted);font-size:13px;letter-spacing:1px;line-height:1.8;margin:0}.explore{display:inline-flex;align-items:center;gap:57px;font-size:13px;letter-spacing:2px;margin-top:39px;padding:14px 0;border-bottom:1px solid #737783;transition:color .2s,border-color .2s}.explore:hover{color:var(--gold);border-color:var(--gold)}.explore span{font-size:21px}.cosmos{position:absolute;width:560px;height:560px;right:-30px;top:50%;transform:translateY(-57%);pointer-events:none}.planet{position:absolute;width:258px;height:258px;left:151px;top:151px;border-radius:50%;background:radial-gradient(circle at 28% 24%,#778392 0%,#384756 16%,#192739 40%,#0a101d 65%,#080c16 77%);box-shadow:-7px -7px 22px rgba(158,182,213,.06),inset 2px 2px 4px rgba(214,221,226,.44),inset 15px 12px 40px #5261792b}.planet:after{content:"";position:absolute;inset:0;border-radius:50%;background:repeating-radial-gradient(ellipse at 26% 20%,transparent 0,rgba(160,180,204,.025) 1px,transparent 3px,transparent 6px);opacity:.5}.planet-halo{position:absolute;inset:96px;border-radius:50%;background:radial-gradient(circle,#354a7133,transparent 68%);filter:blur(22px)}.orbit{position:absolute;border:1px solid rgba(164,187,221,.15);border-radius:50%;inset:43px;transform:rotate(-28deg) scaleY(.62);z-index:1}.orbit-two{inset:1px;transform:rotate(-28deg) scaleY(.68);border-style:dashed;border-color:rgba(164,187,221,.09)}.orbit-three{inset:92px;transform:rotate(56deg) scaleY(.84);border-color:rgba(164,187,221,.09)}.orbit-one:after{content:"";position:absolute;left:64px;top:41px;width:6px;height:6px;border-radius:50%;background:#dfd5bd;box-shadow:0 0 16px #e3d8bc;animation:glow 5s ease-in-out infinite}.star-cross{position:absolute;color:#d6cfbf}.cross-one{left:63px;bottom:107px;font-size:31px}.cross-two{right:109px;top:75px;font-size:20px}.cosmos-label{position:absolute;bottom:12px;right:42px;font-size:8px;letter-spacing:2px;color:#959dab;display:flex;align-items:center;gap:12px}.small-line{width:28px;height:1px;background:#8a94a7}.hero-bottom{position:absolute;bottom:36px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;color:#8b929e;font-size:10px;letter-spacing:2px}.hero-bottom a{display:flex;align-items:center;gap:12px;padding:10px 0}.scroll-line{height:26px;width:1px;background:linear-gradient(#8e95a7,transparent)}.coordinates{font-size:9px;letter-spacing:2px}.about{border-top:1px solid var(--line);padding-block:110px 120px;display:grid;grid-template-columns:1fr 2fr;gap:40px}.section-label>span{color:var(--gold);font-size:10px;letter-spacing:2px}.section-label h2{font-size:18px;font-weight:400;letter-spacing:2px;margin-top:22px}.about-statement{font-family:Georgia,"Songti SC","SimSun",serif;font-weight:400;font-size:clamp(30px,3.2vw,43px);line-height:1.65;letter-spacing:4px;margin:0 0 24px}.about-statement>span{color:var(--gold)}.placeholder-description{font-size:14px;line-height:2.1;color:var(--muted);letter-spacing:1px}.details{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-top:52px}.details>div{border-top:1px solid var(--line);padding-top:22px}.details>div>span{font-size:12px;color:#c9ccd3;letter-spacing:1px}.details p{font-size:11px;color:#959dac;margin:15px 0 0;display:flex;justify-content:space-between}.details p span{color:#657083}.contact{border-top:1px solid var(--line);text-align:center;padding-block:94px 105px;position:relative}.contact .eyebrow{justify-content:center;font-size:10px;margin-bottom:37px}.contact-star{font-size:32px;color:var(--gold)}.contact h2{font-family:Georgia,"Songti SC","SimSun",serif;font-size:clamp(28px,3vw,39px);font-weight:400;letter-spacing:3px;margin:27px 0 20px}.contact>p:not(.eyebrow){font-size:13px;color:var(--muted);letter-spacing:1px}.contact-placeholder{display:inline-flex;gap:17px;align-items:center;border:1px solid #d9c6a04d;border-radius:3px;color:#c4bba9;margin-top:24px;padding:15px 25px;font-size:12px;letter-spacing:1px}.contact-placeholder>span{font-size:18px}.social-placeholders{display:flex;justify-content:center;gap:35px;font-size:11px;margin-top:24px;color:#a6adba}.social-placeholders>span>span{font-size:10px;color:#8b92a0;margin-left:6px}.mobile-break{display:none}.footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-block:26px 30px;font-size:10px;letter-spacing:1px;color:#9199a6}.footer-note{color:#8b939f}.footer button{background:transparent;border:0;color:#a8afba;font-size:10px;cursor:pointer;padding:8px}.motion-icon{margin-right:6px}.paused .orbit-one:after{animation-play-state:paused}@keyframes glow{50%{opacity:.4;box-shadow:0 0 8px #e3d8bc66}}@media(min-width:1500px){.wrap{width:1230px}.cosmos{right:0}}@media(max-width:1000px){.wrap{width:calc(100% - 72px)}.cosmos{width:470px;height:470px;right:-35px;transform:translateY(-60%) scale(.9)}.planet{left:106px;top:106px}.hero-copy{width:68%}.cosmos-label{right:0}.intro{font-size:14px;letter-spacing:1px}.about{grid-template-columns:1fr 2.3fr;gap:25px}}@media(max-width:700px){.wrap{width:calc(100% - 44px)}.header{height:86px}.brand{font-size:20px}.spark{font-size:23px}nav{gap:27px;font-size:12px}.hero{height:auto;min-height:790px;align-items:flex-start;padding-top:43px;padding-bottom:360px;overflow:hidden}.hero-copy{width:100%}.eyebrow{font-size:9px;letter-spacing:2px;margin-bottom:20px}h1{font-size:111px;letter-spacing:-5px;margin-bottom:22px}.hello{font-size:27px;letter-spacing:3px}.intro{font-size:13px;letter-spacing:.3px}.welcome{font-size:12px}.explore{margin-top:20px;font-size:12px;gap:45px}.cosmos{top:auto;bottom:14px;right:50%;transform:translateX(50%) scale(.68);transform-origin:50% 75%;width:470px;height:470px}.cosmos-label{bottom:3px;font-size:9px}.hero-bottom{bottom:24px;font-size:9px}.coordinates{display:none}.about{padding-block:62px 65px;grid-template-columns:1fr;gap:25px}.section-label{display:flex;align-items:center;gap:22px}.section-label h2{margin:0;font-size:16px}.about-statement{font-size:31px;letter-spacing:2px}.placeholder-description{font-size:13px}.details{gap:18px;margin-top:33px}.details>div>span{font-size:11px}.contact{padding-block:65px 70px}.contact h2{font-size:29px;line-height:1.6;letter-spacing:2px}.mobile-break{display:block}.contact .eyebrow{margin-bottom:26px}.footer{flex-wrap:wrap;gap:16px;padding-block:20px}.footer-note{display:none}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.orbit-one:after{animation:none}}
/* Earth photography: NASA / Apollo 17, AS17-148-22727. */
.planet{background:#071021 url('earth.jpg') center / 106% no-repeat;box-shadow:0 0 3px rgba(139,190,238,.6),0 0 32px rgba(54,122,196,.12);overflow:hidden}
.planet:after{background:linear-gradient(115deg,transparent 30%,rgba(1,7,20,.13) 60%,rgba(1,7,20,.66) 100%);opacity:1}
.planet-halo{background:radial-gradient(circle,rgba(39,89,151,.19),transparent 70%)}
.contact-placeholder{transition:background .2s,border-color .2s}
.contact-placeholder:hover{background:rgba(217,198,160,.08);border-color:var(--gold)}
.image-credit{font-size:9px;color:#8b939f}