@font-face{font-family:Hongshu Display;src:url(/assets/fonts/noto-sans-sc-display.woff2) format("woff2");font-style:normal;font-weight:900;font-display:swap}:root{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,PingFang SC,Noto Sans SC,Microsoft YaHei,sans-serif;color:#1d1d1f;background:#fff;font-synthesis:none;--brand:#e90b32;--muted:#6e6e77;--surface:#f5f5f7;--line:#e5e5e9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;min-width:0;-webkit-font-smoothing:antialiased}body.has-dialog{overflow:hidden}button,a,input,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{font:inherit;cursor:pointer}a{color:inherit;text-decoration:none}button{color:inherit}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #b70c2d;outline-offset:5px}img{display:block;max-width:100%}button{border:0}p,h1,h2,h3,figure{margin:0}.skip-link{position:fixed;top:8px;left:8px;z-index:100;background:#fff;padding:12px;transform:translateY(-160%)}.skip-link:focus{transform:translateY(0)}.site-header{height:64px;background:#f9f9fb;position:relative;z-index:10}.header-inner{height:100%;max-width:1080px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 22px;gap:30px}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}.brand img{width:30px;height:30px;object-fit:contain}.brand strong{font-size:21px;letter-spacing:-.7px;font-weight:800}.brand span{font-size:14px;letter-spacing:1.1px;margin-left:4px;font-weight:500}.navigation{display:flex;gap:48px;align-items:center;font-size:14px;font-weight:500;margin-right:44px}.navigation a{padding:12px 0;position:relative}.navigation a:hover{color:var(--brand)}.header-actions{display:flex;gap:14px;align-items:center}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:52px;padding:0 32px;border-radius:999px;font-size:20px;font-weight:600;line-height:1.25;white-space:nowrap;transition:background .18s,transform .18s,box-shadow .18s}.button--primary{color:#fff;background:var(--brand)}.button--primary:hover{background:#d80d2a;transform:translateY(-2px);box-shadow:0 7px 18px #d80d2a15}.button--primary:active{transform:translateY(0)}.button--compact{font-size:15px;min-height:40px;padding:0 29px;font-weight:600}.icon-button{display:inline-flex;justify-content:center;align-items:center;width:44px;height:44px;background:transparent;border-radius:50%;flex-shrink:0}.icon-button:hover{background:#eeeef1}.menu-toggle{display:none}.hero{background:#f6f6f8;padding-top:22px;overflow:hidden}.hero-copy{text-align:center;padding:0 24px}.hero h1{font-size:clamp(58px,5.65vw,80px);font-weight:900;line-height:1.16;letter-spacing:-3px}.hero-description{font-size:23px;line-height:1.55;margin-top:16px;color:#53535e;letter-spacing:-.5px}.hero-actions{display:flex;justify-content:center;align-items:center;gap:34px;margin-top:21px}.text-link{display:inline-flex;align-items:center;gap:9px;font-size:19px;font-weight:500;color:#454550;padding:12px 0}.text-link:hover{color:var(--brand)}.compatibility{font-size:13px;color:#6e6e77;line-height:1.5;margin-top:12px}.hero-product{max-width:1400px;width:calc(100% + 32px);margin:-19px 0 0;padding-bottom:6px;position:relative;left:50%;transform:translate(-50%)}.hero-product>img{width:100%;aspect-ratio:1.8;object-fit:contain}.hero-product figcaption{position:relative;text-align:right;font-size:12px;color:#6e6e77;margin-top:-15px;padding-right:30px}.section-wrap{max-width:1100px;margin:auto;padding-left:22px;padding-right:22px}.examples{padding-top:34px;padding-bottom:90px}.section-heading{text-align:center}.section-heading h2{font-size:33px;letter-spacing:-1.2px;line-height:1.3;font-weight:750}.section-heading>p:not(.eyebrow){font-size:16px;line-height:1.7;color:var(--muted);margin-top:10px}.example-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:20px}.example{background:none;text-align:left;padding:0;border-radius:12px;min-width:0}.example-image{aspect-ratio:1.58;overflow:hidden;border-radius:11px;position:relative;background:#ebe7e1}.example-image>img{width:100%;height:100%;object-fit:cover;transition:transform .45s;transform:scale(1.001)}.example:hover .example-image>img{transform:scale(1.025)}.image-expand{position:absolute;right:13px;bottom:13px;width:35px;height:35px;display:grid;place-items:center;border-radius:50%;color:#fff;background:#16161965;opacity:0;transition:opacity .2s}.example:hover .image-expand,.example:focus-visible .image-expand{opacity:1}.example-caption{display:flex;justify-content:space-between;align-items:center;padding:20px 3px 0;gap:8px}.example-caption h3{font-size:20px;font-weight:600}.example-caption p{font-size:14px;line-height:1.6;color:var(--muted);margin-top:6px}.example-number{font-size:13px;color:#6e6e77;font-variant-numeric:tabular-nums}.example-note{font-size:12px;color:#6e6e77;text-align:center;margin-top:25px}.features{display:grid;grid-template-columns:.95fr 1fr;gap:110px;padding-top:86px;padding-bottom:108px;border-top:1px solid var(--line)}.section-heading--left{text-align:left}.eyebrow{font-size:13px;font-weight:600;letter-spacing:1.4px;color:var(--muted);margin-bottom:21px}.features h2{font-size:47px;line-height:1.26;letter-spacing:-1.4px}.features .section-heading>p:not(.eyebrow){margin-top:23px;font-size:17px}.feature-list article{display:flex;align-items:flex-start;gap:21px;padding:0 0 30px}.feature-list article+article{border-top:1px solid var(--line);padding-top:29px}.feature-list article:last-child{padding-bottom:0}.feature-list article>svg{margin-top:3px;flex-shrink:0;color:#3e3e46}.feature-list h3{font-size:21px;font-weight:600;letter-spacing:-.4px}.feature-list p{font-size:15px;line-height:1.85;color:#6e6e77;margin-top:10px}.feature-list span{display:inline-block;font-size:12px;color:#9a4554;margin-top:13px}.download-section{background:var(--surface);padding:82px 24px 72px;text-align:center}.download-inner{max-width:720px;margin:auto}.download-mark{width:75px;height:75px;margin:0 auto 26px}.download-inner .eyebrow{margin-bottom:20px;font-size:12px}.download-inner h2{font-size:60px;line-height:1.2;letter-spacing:-2px;font-weight:750}.download-description{margin:23px 0 30px;font-size:20px;color:var(--muted)}.release-caption{margin-top:20px;font-size:14px;color:#666671;display:flex;gap:13px;justify-content:center;align-items:center}.download-disclosure{font-size:12px;line-height:1.7;color:#6e6e77;margin-top:14px}.quiet-link{display:inline-flex;align-items:center;gap:7px;font-size:13px;line-height:1.6;color:#5f5f68;margin-top:14px;text-decoration:underline;text-underline-offset:4px}.faq{padding-top:90px;padding-bottom:94px}.faq .section-heading h2{font-size:32px}.faq-list{max-width:880px;margin:32px auto 0}details{border-bottom:1px solid var(--line)}summary{display:flex;align-items:center;justify-content:space-between;gap:20px;cursor:pointer;list-style:none;font-size:17px;font-weight:500;padding:25px 0}summary::-webkit-details-marker{display:none}summary svg{flex-shrink:0;transition:transform .2s}details[open]>summary>svg{transform:rotate(180deg)}.faq details p{font-size:15px;line-height:1.85;color:var(--muted);padding:0 34px 24px 0}.footer{display:flex;gap:30px;align-items:center;justify-content:space-between;padding-top:29px;padding-bottom:35px;border-top:1px solid var(--line)}.brand--footer img{width:30px;height:30px}.brand--footer strong{font-size:20px}.brand--footer span{font-size:13px}.footer>p{font-size:13px;color:#6e6e77}.footer>a:last-child{font-size:13px;display:flex;align-items:center;gap:8px}.dialog{padding:0;border:0;border-radius:20px;width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 40px);color:#242428;box-shadow:0 24px 90px #00000030;overflow:auto}.dialog::backdrop{background:#17171d60;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.dialog__body{position:relative;padding:38px}.dialog__close{position:absolute;right:12px;top:12px;background:#f3f3f5;z-index:2}.dialog-mark{margin-bottom:24px;width:56px;height:56px}.dialog .eyebrow{font-size:12px;margin-bottom:9px}.dialog h2{font-size:28px;letter-spacing:-.8px;line-height:1.4}.dialog-description{font-size:13px;line-height:1.7;color:var(--muted);margin-top:9px}.download-spec{margin-top:27px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);display:flex;gap:14px;align-items:center}.download-spec div{display:flex;flex-direction:column;gap:5px}.download-spec strong{font-size:15px;font-weight:600}.download-spec div span{font-size:12px;color:var(--muted)}.version-pill{margin-left:auto;font-size:12px;color:#6e6e77}.build-notice{font-size:13px;line-height:1.8;color:#6e6e77;margin:20px 0}.download-file{font-size:16px;min-height:52px;width:100%;padding:0 20px}.download-feedback{font-size:12px;line-height:1.7;margin-top:13px;min-height:21px;color:var(--muted)}.checksum{border-bottom:none;margin-top:12px}.checksum summary{font-size:13px;padding:12px 0;font-weight:400;color:#6e6e77}.checksum p{font-size:12px;line-height:1.7;color:var(--muted);margin:7px 0 10px}.checksum code{display:block;font-size:11px;line-height:1.8;overflow-wrap:anywhere;-webkit-user-select:all;user-select:all;background:#f5f5f7;border-radius:6px;padding:10px}.copy-button{display:inline-flex;align-items:center;gap:6px;font-size:12px;background:#f2f2f5;padding:9px 11px;border-radius:6px;margin:12px 16px 0 0}.checksum>a{font-size:12px;text-decoration:underline;text-underline-offset:3px}.image-dialog{width:min(620px,calc(100vw - 32px))}.image-dialog .dialog__body{padding:0}.image-dialog .dialog__close{background:#ffffffeb}.lightbox-photo{height:min(70dvh,710px);width:100%;background:#e6e2da}.lightbox-photo img{width:100%;height:100%;object-fit:cover}.lightbox-caption{display:flex;justify-content:space-between;align-items:center;padding:16px 18px}.lightbox-caption>div{text-align:center}.lightbox-caption h2{font-size:18px;letter-spacing:0}.lightbox-caption p{font-size:12px;color:var(--muted);margin-top:5px}@media(min-width:1600px){.hero-product{max-width:1380px}.hero h1{font-size:88px}}@media(max-width:1050px){.header-inner{padding:0 30px}.brand span{font-size:13px}.navigation{gap:30px;margin-right:0}.hero{padding-top:32px}.hero h1{font-size:70px}.hero-description{font-size:22px}.hero-product{width:calc(100% - 24px)}.features{gap:55px}.features h2{font-size:40px}.section-wrap{padding-left:30px;padding-right:30px}.hero-product figcaption{padding-right:20px}.footer>p{display:none}.example-image{aspect-ratio:1.3}.lightbox-photo{height:min(70dvh,710px)}}@media(max-width:700px){html{scroll-padding-top:25px}.site-header{height:66px}.header-inner{padding:0 18px;gap:8px}.brand{gap:7px}.brand img{width:31px;height:31px}.brand strong{font-size:21px}.brand span{font-size:11px;letter-spacing:0;margin-left:1px}.header-actions{gap:4px}.menu-toggle{display:flex;width:35px;height:40px}.navigation{display:none;position:absolute;top:66px;left:0;right:0;background:#f9f9fb;padding:14px 24px 24px;border-bottom:1px solid var(--line);box-shadow:0 10px 16px #00000006}.navigation.is-open{display:flex;justify-content:space-between;gap:20px}.navigation a{font-size:15px}.hero{padding-top:38px}.hero-copy{padding:0 20px}.hero h1{font-size:clamp(39px,10.5vw,64px);line-height:1.18;letter-spacing:-1.8px}.hero-description{font-size:16px;line-height:1.75;margin:18px auto 0;max-width:310px;letter-spacing:0}.hero-actions{flex-direction:column;gap:3px;margin-top:22px}.button{min-height:50px;font-size:17px;padding:0 25px;gap:10px}.button--compact{min-height:36px;font-size:12px;padding:0 15px}.button>svg{width:21px;height:21px}.text-link{font-size:14px;padding:12px 0}.compatibility{font-size:11px;margin-top:2px}.hero-product{width:calc(100% + 20px);max-width:none;margin-top:12px;padding-bottom:22px}.hero-product>img{aspect-ratio:1.65;object-fit:contain}.hero-product figcaption{font-size:9px;margin-top:-9px;padding-right:28px}.section-wrap{padding-left:20px;padding-right:20px}.examples{padding-top:37px;padding-bottom:52px}.section-heading h2{font-size:26px;letter-spacing:-.7px}.section-heading>p:not(.eyebrow){font-size:14px;margin-top:10px}.example-grid{gap:9px;margin-top:23px}.example-image{aspect-ratio:.65;border-radius:7px}.example-caption{padding-top:12px;display:block}.example-caption h3{font-size:14px}.example-caption p,.example-number{display:none}.example-note{font-size:10px;line-height:1.7;margin-top:20px}.image-expand{display:none}.features{grid-template-columns:1fr;gap:36px;padding-top:49px;padding-bottom:55px}.features h2{font-size:33px;line-height:1.25}.features .section-heading>p:not(.eyebrow){font-size:14px;margin-top:15px}.eyebrow{font-size:11px;margin-bottom:16px}.feature-list article{gap:18px;padding-bottom:24px}.feature-list article+article{padding-top:24px}.feature-list h3{font-size:18px}.feature-list p{font-size:14px;line-height:1.8}.feature-list span{font-size:11px}.feature-list article>svg{width:26px}.download-section{padding:55px 23px 49px}.download-mark{width:62px;height:62px;margin-bottom:22px}.download-inner h2{font-size:43px;letter-spacing:-1.4px}.download-description{font-size:16px;margin:18px 0 25px}.release-caption{font-size:12px;gap:10px}.download-disclosure{font-size:11px;max-width:300px;margin:15px auto 0}.quiet-link{font-size:12px}.faq{padding-top:53px;padding-bottom:52px}.faq .section-heading h2{font-size:24px}.faq-list{margin-top:17px}summary{font-size:15px;padding:22px 0}.faq details p{font-size:13px;padding-right:12px}.footer{flex-wrap:wrap;padding-top:24px;padding-bottom:24px;gap:20px}.brand--footer img{width:28px;height:28px}.brand--footer strong{font-size:18px}.brand--footer span{font-size:11px}.footer>a:last-child{font-size:12px}.dialog__body{padding:30px 24px}.dialog h2{font-size:25px}.dialog-mark{width:48px;height:48px;margin-bottom:22px}.dialog-description{font-size:12px}.lightbox-photo{height:min(64dvh,610px)}.lightbox-caption h2{font-size:18px}.hero-actions .button{min-width:206px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}.example-image>img,.lightbox-photo>img{position:absolute;top:0;width:300%;max-width:none;height:auto;object-fit:initial;transform:none}.example:hover .example-image>img{transform:none}.image-dialog{width:min(540px,calc(100vw - 32px),54dvh)}.lightbox-photo{position:relative;overflow:hidden;aspect-ratio:627/836;height:auto}@media(max-width:700px){.example-image{aspect-ratio:627/836}.lightbox-photo{height:auto}}.hero h1,.section-heading h2,.download-inner h2{font-family:Hongshu Display,PingFang SC,sans-serif;font-weight:900}@media(min-width:1051px){.hero-product{margin-top:-59px}}@media(max-width:700px){.menu-toggle{width:44px;height:44px}}@media(max-width:360px){.site-header .brand span{display:none}}.download-inner{max-width:1060px}.platform-downloads{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:38px auto 21px;text-align:left}.platform-card{min-width:0;background:#fff;border:1px solid #e2e2e7;border-radius:18px;padding:26px 23px 21px}.platform-card--available{border-color:#e90b3240}.platform-card__top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:27px}.release-status{font-size:11px;color:#686873;background:#f2f2f5;padding:5px 9px;border-radius:999px;white-space:nowrap}.release-status--available{color:#bd1230;background:#fff0f3}.platform-card h3{font-size:21px;line-height:1.4;font-weight:650;letter-spacing:-.4px}.platform-requirement{font-size:13px;line-height:1.7;color:#62626d;margin-top:8px}.platform-package{font-size:12px;line-height:1.7;color:#6e6e77;margin:17px 0 20px}.platform-download-button{width:100%;min-height:46px;font-size:15px;padding:0 15px;gap:8px}.button--secondary{background:#f2f2f5;color:#25252c}.button--secondary:hover{background:#e7e7ed}.platform-card__note{font-size:11px;line-height:1.6;text-align:center;color:#6e6e77;margin-top:12px}.download-dialog{width:min(560px,calc(100vw - 32px))}.platform-picker{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px;margin-top:24px}.platform-picker button{display:flex;align-items:center;justify-content:center;gap:7px;padding:12px 7px;border:1px solid #e2e2e8;background:#fff;border-radius:9px;font-size:13px;min-height:46px}.platform-picker button:hover{background:#f6f6f8}.platform-picker button.is-selected{border-color:#d91334;background:#fff2f5;color:#be1230}.platform-picker svg{flex-shrink:0}.download-dialog .download-spec{margin-top:21px}.download-dialog .version-pill{white-space:nowrap;flex-shrink:0}.button:disabled{cursor:not-allowed;background:#e9e9ee;color:#686873;transform:none;box-shadow:none}@media(max-width:850px){.platform-downloads{grid-template-columns:1fr;max-width:420px;margin-top:30px}.platform-card{padding:23px}.platform-card__top{margin-bottom:18px}.platform-package{margin-top:13px}.platform-card h3{font-size:22px}}@media(max-width:700px){.platform-picker button{flex-direction:column;gap:6px;font-size:12px;padding:10px 4px}.platform-download-button{min-height:46px;font-size:15px}.download-dialog .download-spec{gap:10px}.download-dialog .download-spec div span{font-size:11px}.download-dialog h2{font-size:24px}}