@font-face{font-family:Avenue X;src:url(/fonts/avenue-x.woff2)format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Open Sans;src:url(/fonts/open-sans.woff2)format("woff2");font-weight:300 600;font-style:normal;font-display:swap}:root{--c-black:#000;--c-white:#fff;--c-grey-100:#f0f0f0;--c-grey-500:#76797e;--c-bg:var(--c-black);--c-text:var(--c-white);--c-text-dim:var(--c-grey-100);--c-line:#ffffff1f;--chrome:linear-gradient(135deg, #fff 0%, #b8bcc2 35%, #76797e 55%, #fff 100%);--font-display:"Avenue X", "Open Sans", system-ui, sans-serif;--font-body:"Open Sans", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;--space:clamp(1rem, 2vw, 2rem);--maxw:1200px;--section-pad:clamp(2.75rem, 3.5vw, 2.85rem);--section-pad-sm:clamp(1.75rem, 3vw, 2.25rem);--head-gap:clamp(1.5rem, 2.5vw, 2.25rem)}@media (width<=760px){:root{--section-pad:2rem;--section-pad-sm:1.5rem;--head-gap:1.25rem}}html[lang=zh]{--font-display:"PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;--font-body:"PingFang SC", "Hiragino Sans GB", "Source Han Sans SC", "Noto Sans SC", "Microsoft YaHei", sans-serif}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--c-bg);color:var(--c-text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;overflow-wrap:break-word;margin:0;font-weight:300;line-height:1.6}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.01em;text-wrap:balance;margin:0;font-weight:400;line-height:1.05}p{text-wrap:pretty}a{color:inherit;text-decoration:none}img,svg,video,canvas{max-width:100%;display:block}.container{width:100%;max-width:var(--maxw);padding-inline:var(--space);margin-inline:auto}.chrome-text{background:var(--chrome);color:#0000;background-size:200% 200%;background-clip:text}.btn{border:1px solid var(--c-white);color:var(--c-white);font-family:var(--font-body);letter-spacing:.12em;text-transform:uppercase;cursor:pointer;background:0 0;border-radius:2px;padding:.75rem 1.5rem;font-size:.8rem;transition:background .25s,color .25s,transform .25s,box-shadow .25s;display:inline-block}.btn:hover{background:var(--c-white);color:var(--c-black);transform:translateY(-2px);box-shadow:0 10px 24px #ffffff1a}@media (prefers-reduced-motion:reduce){.btn:hover{transform:none}html{scroll-behavior:auto}*,:before,:after{transition-duration:.001ms!important;animation-duration:.001ms!important;animation-iteration-count:1!important}}@view-transition{navigation:auto}::view-transition-old(root),::view-transition-new(root){animation-duration:.2s}@media (prefers-reduced-motion:reduce){@view-transition{navigation:none}}.site-header[data-astro-cid-nen7h5rs]{z-index:50;backdrop-filter:blur(8px);border-bottom:1px solid var(--c-line);background:#0006;position:sticky;top:0}.bar[data-astro-cid-nen7h5rs]{justify-content:space-between;align-items:center;gap:1.5rem;height:72px;display:flex}.logo[data-astro-cid-nen7h5rs]{align-items:center;display:inline-flex}.logo-img[data-astro-cid-nen7h5rs]{width:auto;height:clamp(34px,3.4vw,42px);display:block}.nav[data-astro-cid-nen7h5rs]{gap:1.75rem;font-size:.95rem;display:flex}.nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{padding-block:.25rem;position:relative}.nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:after{content:"";background:var(--c-white);transform-origin:0;width:100%;height:1px;transition:transform .3s;position:absolute;bottom:0;left:0;transform:scaleX(0)}.nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover:after{transform:scaleX(1)}.lang[data-astro-cid-nen7h5rs]{letter-spacing:.08em;gap:.15rem;margin-left:auto;font-size:.75rem;display:flex}.lang[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{opacity:.5;justify-content:center;align-items:center;min-width:24px;min-height:24px;margin-block:-.5rem;padding:.5rem .3rem;display:inline-flex}.lang[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs].active,.lang[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{opacity:1}.cta-desktop[data-astro-cid-nen7h5rs]{white-space:nowrap}.burger[data-astro-cid-nen7h5rs]{border:1px solid var(--c-line);cursor:pointer;background:0 0;border-radius:4px;flex-direction:column;justify-content:center;gap:5px;width:40px;height:40px;padding:0;display:none}.burger[data-astro-cid-nen7h5rs] span[data-astro-cid-nen7h5rs]{background:var(--c-white);width:18px;height:1.5px;margin-inline:auto;display:block}.burger[data-astro-cid-nen7h5rs][aria-expanded=true] span[data-astro-cid-nen7h5rs]:first-child{transform:translateY(3.25px)rotate(45deg)}.burger[data-astro-cid-nen7h5rs][aria-expanded=true] span[data-astro-cid-nen7h5rs]:last-child{transform:translateY(-3.25px)rotate(-45deg)}.burger[data-astro-cid-nen7h5rs] span[data-astro-cid-nen7h5rs]{transition:transform .25s}.mobile-menu[data-astro-cid-nen7h5rs]{background:var(--c-black);z-index:40;flex-direction:column;justify-content:center;align-items:center;gap:2rem;display:flex;position:fixed;inset:72px 0 0}.mobile-menu[data-astro-cid-nen7h5rs][hidden]{display:none}.mobile-menu[data-astro-cid-nen7h5rs] nav[data-astro-cid-nen7h5rs]{flex-direction:column;align-items:center;gap:1.75rem;display:flex}.mobile-menu[data-astro-cid-nen7h5rs] nav[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{font-family:var(--font-display);font-size:1.8rem}@media (width<=760px){.nav[data-astro-cid-nen7h5rs],.cta-desktop[data-astro-cid-nen7h5rs]{display:none}.lang[data-astro-cid-nen7h5rs]{gap:.1rem;font-size:.7rem}.burger[data-astro-cid-nen7h5rs]{display:flex}}.site-footer[data-astro-cid-jo6i4kqk]{border-top:1px solid var(--c-line);margin-top:6rem;padding-block:3rem 1.5rem;font-size:.9rem}.grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1.4fr 1fr 1fr;gap:2rem;display:grid}.footer-logo[data-astro-cid-jo6i4kqk]{width:auto;height:46px;margin:0 0 .9rem;display:block}.tagline[data-astro-cid-jo6i4kqk]{color:var(--c-grey-500);margin:0}nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk],.grid[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{opacity:.8;margin:0;padding-block:.55rem;display:block}nav[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover,.grid[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]:hover{opacity:1}.h[data-astro-cid-jo6i4kqk]{text-transform:uppercase;letter-spacing:.1em;color:var(--c-grey-500);margin:0 0 .8rem;font-size:.72rem}.meta[data-astro-cid-jo6i4kqk]{color:var(--c-grey-500);margin:.2rem 0 0}.copyright[data-astro-cid-jo6i4kqk]{color:var(--c-grey-500);margin-top:2.5rem;font-size:.75rem}@media (width<=760px){.grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr 1fr;gap:1.75rem 2rem}.grid[data-astro-cid-jo6i4kqk]>[data-astro-cid-jo6i4kqk]:first-child{grid-column:1/-1}}.thread[data-astro-cid-6c5oz5d7]{pointer-events:none;z-index:30;width:110px;height:100%;position:fixed;inset:0 auto 0 0;mask-image:linear-gradient(#0000 0,#000 92px calc(100% - 26px),#0000 100%)}.thread-svg[data-astro-cid-6c5oz5d7]{position:absolute;top:0;left:0;overflow:visible}.thread-head[data-astro-cid-6c5oz5d7]{will-change:transform;background:radial-gradient(circle,#fff 0% 38%,#ffffff80 72%,#0000 100%);border-radius:50%;position:absolute;top:0;left:0;transform:translate(-50%)}.t-node[data-astro-cid-6c5oz5d7]{opacity:0;transition:opacity .45s}.t-node[data-astro-cid-6c5oz5d7].on{opacity:1}@media (width<=760px){.thread[data-astro-cid-6c5oz5d7]{display:none}}.js-anim [data-reveal]{opacity:0;visibility:hidden}