:root{--ink:#14121a;--muted:#5b5766;--accent:#6133dc;--deep:#4c20bb;--tint:#f3effd;--field:#f7f6fa;--line:#e4e2ea;--selected:#e6ddfc;--radius:16px;color-scheme:light;font-family:"SF Pro Text",-apple-system,BlinkMacSystemFont,"Segoe UI Variable Text","Segoe UI","PingFang SC","Microsoft YaHei UI",sans-serif;color:var(--ink);background:#fff;font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;min-height:100vh;display:flex;flex-direction:column;font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:clip;background:#fff}main{flex:1}h1,h2,h3,p,ul,ol{margin:0}h1,h2,h3{text-wrap:balance}p{text-wrap:pretty}ul,ol{padding:0;list-style:none}button{font:inherit;color:inherit;cursor:pointer}a{color:inherit;text-decoration:none}a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}::selection{background:var(--selected);color:var(--ink)}[hidden]{display:none!important}svg{flex-shrink:0}
.wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}.skip{position:absolute;top:-80px;left:20px;z-index:20;background:#fff;padding:8px 16px}.skip:focus{top:10px}
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.82);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid var(--line)}.header{height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:650;letter-spacing:.09em}.brand img{display:block}.header nav{display:flex;align-items:center;gap:26px;font-size:14px}.header nav>a:not(.btn){color:var(--muted);transition:color .15s}.header nav>a:not(.btn):hover,.header nav a[aria-current=page]{color:var(--ink)}.header nav a[aria-current=page]{font-weight:600}.language{border-left:1px solid var(--line);padding-left:24px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-weight:600;font-size:15px;padding:11px 22px;border:1px solid transparent;transition:background .15s,border-color .15s,transform .15s,box-shadow .15s;white-space:nowrap}.btn svg{width:18px;height:18px}.btn.primary{background:var(--accent);color:#fff;box-shadow:0 1px 2px rgba(76,32,187,.25),0 6px 18px -6px rgba(97,51,220,.55)}.btn.primary:hover{background:var(--deep);transform:translateY(-1px)}.btn.ghost{border-color:var(--line);background:#fff}.btn.ghost:hover{border-color:#cfcbd9;background:var(--field)}.btn.large{padding:14px 26px;font-size:16px}.btn.small{padding:7px 16px;font-size:13px;box-shadow:none}.btn.disabled{background:var(--field);color:var(--muted);border-color:var(--line);cursor:default}
.hero{position:relative;text-align:center;padding:96px 0 56px}.hero:before{content:"";position:absolute;z-index:-1;left:50%;top:-40px;width:min(980px,120vw);height:560px;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(140,104,240,.20),rgba(140,104,240,.07) 55%,transparent 100%);pointer-events:none}.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;letter-spacing:.04em;color:var(--deep);background:var(--tint);border:1px solid #e2d8fb;border-radius:999px;padding:5px 14px}.hero h1{margin-top:22px;font-size:68px;line-height:1.08;font-weight:650;letter-spacing:-.035em}.lede{margin:22px auto 0;max-width:680px;font-size:19px;line-height:1.7;color:var(--muted)}.cta{margin-top:34px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.facts{margin-top:28px;display:flex;justify-content:center;gap:10px 26px;flex-wrap:wrap;font-size:14px;color:var(--muted)}.facts li{display:flex;align-items:center;gap:6px}.facts svg{width:17px;height:17px;color:var(--accent)}
.showcase{background:var(--field);border:1px solid var(--line);border-radius:22px;overflow:hidden;box-shadow:0 1px 2px rgba(20,18,26,.04),0 30px 70px -30px rgba(60,30,140,.30)}.showcase-top{min-height:62px;display:flex;align-items:center;gap:20px;padding:10px 14px;border-bottom:1px solid var(--line);background:#fff}.tabs{display:flex;gap:4px;padding:4px;background:var(--field);border-radius:12px;border:1px solid var(--line)}.tabs button{font-size:14px;border:0;background:transparent;border-radius:9px;padding:7px 18px;white-space:nowrap;min-height:36px;color:var(--muted);transition:background .15s,color .15s,box-shadow .15s}.tabs button:hover{color:var(--ink)}.tabs button[aria-selected=true]{background:#fff;color:var(--ink);font-weight:600;box-shadow:0 1px 3px rgba(20,18,26,.12)}.tab-desc{font-size:14px;color:var(--muted)}.stage{position:relative;aspect-ratio:1120/500;overflow:hidden;background:var(--field)}.stage picture,.stage picture img,.stage video{display:block;width:100%;height:100%;position:absolute;inset:0;object-fit:contain}.stage video{opacity:0}.showcase[data-live=true] video{opacity:1}.stage video:focus-visible{outline:2px solid var(--accent);outline-offset:-4px}
.block{padding:120px 0 0}.section-head{max-width:680px}.kicker{font-size:13px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}.section-head h2{margin-top:10px;font-size:40px;line-height:1.18;font-weight:650;letter-spacing:-.028em}.section-head p:not(.kicker){margin-top:14px;font-size:17px;color:var(--muted)}
.ways-grid{margin-top:44px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.ways-grid li{padding:28px;border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(180deg,#fff,var(--field))}.num{font-size:13px;font-weight:650;color:var(--accent);font-variant-numeric:tabular-nums}.ways-grid h3{margin-top:18px;font-size:20px;font-weight:650;letter-spacing:-.01em}.ways-grid p{margin-top:8px;font-size:15px;color:var(--muted)}
.apps{text-align:center}.apps .section-head{margin-inline:auto}.app-chips{margin:36px auto 0;max-width:940px;display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.app-chips li{font-size:14px;font-weight:550;padding:9px 18px;border-radius:999px;background:var(--tint);color:var(--deep);border:1px solid #e2d8fb}
.models{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}.providers{display:flex;flex-wrap:wrap;gap:10px}.providers li{font-size:14px;font-weight:550;padding:9px 16px;border:1px solid var(--line);border-radius:999px;background:#fff}
.privacy-band{margin-top:120px;padding:104px 0;background:#15121f;color:#f3f1f8;background-image:radial-gradient(600px 300px at 85% 0%,rgba(140,104,240,.28),transparent 70%)}.privacy-band .kicker{color:#b9a3ff}.privacy-band h2{color:#fff}.privacy-grid{margin-top:48px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.privacy-grid li{padding:26px;border-radius:var(--radius);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10)}.privacy-grid svg{width:26px;height:26px;fill:none;stroke:#b9a3ff;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.privacy-grid h3{margin-top:18px;font-size:17px;font-weight:650}.privacy-grid p{margin-top:8px;font-size:14px;line-height:1.7;color:#bdb8c9}.text-link{margin-top:36px;display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:#d6c9ff}.text-link svg{width:18px;height:18px;transition:transform .15s}.text-link:hover svg{transform:translateX(3px)}
.download{text-align:center}.download .section-head{margin-inline:auto}.os-grid{margin:44px auto 0;max-width:760px;display:grid;grid-template-columns:1fr 1fr;gap:20px}.os-card{padding:32px 28px;border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;align-items:center;gap:6px}.os-card h3{font-size:24px;font-weight:650;letter-spacing:-.015em}.os-card p{font-size:14px;color:var(--muted);margin-bottom:18px}
.footer{margin-top:120px;padding:28px 0 36px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 24px;font-size:13px;color:var(--muted)}.footer .brand{font-size:13px;color:var(--ink)}.footer nav{display:flex;gap:24px;flex-wrap:wrap}.footer nav a:hover,.footer .icp a:hover{color:var(--ink)}.footer .icp{width:100%;margin:0;text-align:center;font-size:12px}
.page-heading{padding:56px 0 28px;border-bottom:1px solid var(--line)}.page-heading h1,.not-found h1{font-size:44px;font-weight:650;line-height:1.15;letter-spacing:-.03em}.page-heading p{margin-top:10px;font-size:17px;color:var(--muted)}.support-content{padding:32px 0 0}.support-content h2,.privacy-content h2{font-size:21px;line-height:1.35;font-weight:650;letter-spacing:-.015em}.guides{margin-top:16px}.guide{display:grid;grid-template-columns:140px 1fr;align-items:baseline;gap:22px;padding:16px 0;border-bottom:1px solid var(--line)}.guide h3{font-size:16px;font-weight:600}.guide p{font-size:15px;color:var(--muted)}.faq{margin-top:40px}.faq h2{margin-bottom:12px}.faq details{border-bottom:1px solid var(--line)}.faq summary{list-style:none;cursor:pointer;padding:18px 0;display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:15px;font-weight:550}.faq summary::-webkit-details-marker{display:none}.faq summary svg{height:16px;width:16px;fill:none;stroke:var(--ink);stroke-width:1.4;transition:transform .16s}.faq details[open] summary svg{transform:rotate(45deg)}.faq details p{font-size:15px;max-width:78ch;padding:0 32px 20px 0;line-height:1.8;color:var(--muted)}.privacy-content{max-width:780px;padding:32px 0 0}.privacy-content section+section{margin-top:28px}.privacy-content h2{margin-bottom:8px}.privacy-content p{font-size:15px;line-height:1.85;color:#3d3947}.privacy-content p+p{margin-top:8px}.not-found{padding:110px 0 0;text-align:center}.not-found p{margin:16px 0 28px;color:var(--muted)}
@media(max-width:1000px){.wrap{width:calc(100% - 56px)}.hero h1{font-size:54px}.privacy-grid{grid-template-columns:1fr 1fr}.models{grid-template-columns:1fr;gap:32px}.tab-desc{display:none}}
@media(max-width:760px){.wrap{width:calc(100% - 32px)}.header{height:58px;gap:12px}.brand{font-size:13px;letter-spacing:.07em;gap:7px}.brand img{width:22px;height:22px}.header nav{gap:14px;font-size:13px}.header nav>a[href$="support/"]{display:none}.language{padding-left:14px}.hero{padding:56px 0 40px}.hero h1{font-size:36px;letter-spacing:-.03em}.lede{font-size:16px;margin-top:16px}.cta{margin-top:26px;flex-direction:column;align-items:stretch}.facts{margin-top:22px;font-size:13px;gap:8px 16px}.showcase{border-radius:18px}.showcase-top{padding:8px}.tabs{width:100%}.tabs button{flex:1;padding:7px 6px;font-size:13px}.stage{aspect-ratio:280/600}.stage picture img,.stage video{object-fit:cover;object-position:top}.block{padding-top:80px}.section-head h2{font-size:30px}.section-head p:not(.kicker){font-size:16px}.app-chips{margin-top:26px;gap:8px}.app-chips li{font-size:13px;padding:7px 14px}.ways-grid,.privacy-grid,.os-grid{grid-template-columns:1fr;gap:14px;margin-top:32px}.ways-grid li,.privacy-grid li{padding:22px}.privacy-band{margin-top:80px;padding:72px 0}.footer{margin-top:80px;flex-direction:column;align-items:flex-start;gap:14px}.page-heading{padding:36px 0 22px}.page-heading h1,.not-found h1{font-size:32px}.guide{grid-template-columns:1fr;gap:4px}.guide p,.faq summary,.faq details p,.privacy-content p{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important}}