:root{color-scheme:dark;--space: #050713;--paper: #f7f8fb;--muted: #c7cddd;--line: rgb(255 255 255 / .22);--glass: rgb(5 7 19 / .28);--focus: #ffd27a;--ember: #ffd27a}*{box-sizing:border-box}html{min-height:100%;background:var(--space)}body{min-width:320px;min-height:100vh;margin:0;color:var(--paper);background:radial-gradient(circle at 70% 30%,rgb(36 58 102 / .34),transparent 28rem),linear-gradient(135deg,#02040c,var(--space) 58%,#090b17);font-family:Microsoft YaHei,PingFang SC,Noto Sans CJK SC,Segoe UI,system-ui,sans-serif;line-height:1.6;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}a{color:inherit}a:focus-visible{outline:2px solid var(--focus);outline-offset:5px}.hero-shell{position:relative;display:grid;min-height:100vh;align-items:center;overflow:hidden;padding:clamp(28px,6vw,88px);isolation:isolate}.hero-media,.hero-media img{position:absolute;inset:0;display:block;width:100%;height:100%}.hero-media{z-index:-3;background:var(--space);overflow:hidden}.hero-media img{object-fit:cover;object-position:center center;opacity:0;transform:scale(1.018);transition:opacity .9s ease,transform 1.4s ease}.hero-shell.is-ready .hero-media img{opacity:1;transform:scale(1.01)}.hero-shell.is-failed .hero-media{background:radial-gradient(circle at 74% 56%,rgb(126 157 223 / .2),transparent 24rem),radial-gradient(circle at 54% 76%,rgb(255 185 112 / .12),transparent 18rem),linear-gradient(135deg,#02040c,var(--space) 58%,#090b17)}.hero-shell:before{position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,#03050df0,#03050dbd 30%,#03050d47 56%,#03050d1a),radial-gradient(circle at 26% 42%,rgb(42 71 122 / .28),transparent 24rem),linear-gradient(180deg,#03050d3d,#03050d4d 72%,#03050dad);content:""}.hero-shell:after{position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at 50% 50%,transparent 0 52%,rgb(0 0 0 / .34) 100%),linear-gradient(115deg,transparent 0 38%,rgb(255 255 255 / .05) 42%,transparent 48%);content:"";pointer-events:none}.launch-loader{position:absolute;inset:0;z-index:3;display:grid;place-items:center;background:radial-gradient(circle at 50% 44%,rgb(68 95 154 / .22),transparent 18rem),linear-gradient(135deg,#02040c,var(--space));opacity:1;pointer-events:none;transition:opacity .52s ease,visibility .52s ease;visibility:visible}.launch-loader img{width:62px;height:62px;border-radius:13px;box-shadow:0 0 0 1px #ffffff1a,0 18px 70px #0000005c,0 0 58px #ffd27a3d,0 0 76px #77a9ff38}.launch-loader span{position:absolute;width:min(220px,58vw);height:1px;margin-top:92px;overflow:hidden;background:#ffffff1f}.launch-loader span:before{position:absolute;inset:0;width:42%;background:linear-gradient(90deg,transparent,rgb(255 210 122 / .9),transparent);content:"";transform:translate(-120%);animation:loaderSweep 1.2s ease-in-out infinite}.hero-shell.is-ready .launch-loader,.hero-shell.is-failed .launch-loader{opacity:0;visibility:hidden}.hero-content{width:min(100%,650px);padding:clamp(10px,2vw,20px) 0;opacity:0;pointer-events:none;transform:translateY(12px);transition:opacity .7s ease .16s,transform .7s ease .16s}.hero-shell.is-ready .hero-content,.hero-shell.is-failed .hero-content{opacity:1;pointer-events:auto;transform:translateY(0)}.brand-mark{display:block;width:clamp(58px,5.4vw,78px);height:clamp(58px,5.4vw,78px);margin-bottom:clamp(38px,7vw,74px);border-radius:16px;box-shadow:0 0 0 1px #ffffff1a,0 24px 60px #0000005c,0 0 34px #ffd27a38,0 0 56px #77a9ff3d}h1{max-width:9ch;margin:0;color:var(--paper);font-family:Bahnschrift,Arial Narrow,Segoe UI,sans-serif;font-size:clamp(4.2rem,10.5vw,9.4rem);font-stretch:condensed;font-weight:760;letter-spacing:0;line-height:.82;text-shadow:0 3px 24px rgb(0 0 0 / .62),0 0 60px rgb(157 189 255 / .24)}.copy{max-width:34rem;margin-top:clamp(28px,4.8vw,48px);color:var(--muted);font-size:clamp(1rem,1.7vw,1.18rem);text-shadow:0 2px 18px rgb(0 0 0 / .72)}.copy p{margin:0}.copy p+p{margin-top:.45rem}@media(max-width:900px){.hero-shell{align-items:start;padding:28px 22px 40px}.hero-media img{object-position:70% center}.hero-shell:before{background:linear-gradient(180deg,#03050deb,#03050dc2,#03050d3d 68%,#03050d6b),radial-gradient(circle at 34% 22%,rgb(42 71 122 / .32),transparent 18rem)}.hero-content{padding-top:8px}.brand-mark{margin-bottom:34px}h1{font-size:clamp(3.7rem,18vw,6.6rem)}}@media(max-width:560px){.hero-media img{object-position:73% center}.copy{max-width:22rem}}@media(prefers-reduced-motion:no-preference){.hero-shell.is-ready .hero-media img{animation:slowDrift 18s ease-in-out infinite alternate}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:1ms!important;animation-iteration-count:1!important;transition-duration:1ms!important}}@keyframes slowDrift{0%{transform:scale(1.01) translateZ(0)}to{transform:scale(1.045) translate3d(-.7%,-.45%,0)}}@keyframes loaderSweep{0%{transform:translate(-130%)}to{transform:translate(340%)}}