:root{color-scheme:light;--paper:#f6f5f1;--ink:#222522;--muted:#666b64;--line:#d8dbd2;--accent:#d9472f;--green:#466440;font-family:Arial,"Helvetica Neue","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0}a{color:inherit;text-decoration:none}button{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:6px}button:disabled{cursor:not-allowed}.page-shell{max-width:1320px;margin:auto;padding:0 64px}.header{height:112px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:40px}.wordmark{display:flex;align-items:center;font-size:29px;letter-spacing:-1.8px;font-weight:750}.wordmark-dot{color:var(--accent)}.brand-mark{width:29px;height:29px;fill:var(--ink);margin-right:10px}.brand-mark .mark-cut{fill:var(--paper)}.nav{display:flex;gap:30px;margin-left:auto;font-size:13px}.nav a:hover,.text-link:hover{color:var(--accent)}.language-switch{display:flex;align-items:center;gap:4px;font-size:12px;color:#767b72}.language-switch button{border:0;background:none;color:var(--muted);padding:12px 8px;min-height:44px;cursor:pointer}.language-switch button[aria-pressed=true]{color:var(--ink);font-weight:700;text-decoration:underline;text-underline-offset:5px}.hero{padding:72px 0 0}.eyebrow{text-transform:uppercase;font-size:11px;letter-spacing:1.7px;display:flex;align-items:center;gap:10px}.signal{width:7px;height:7px;background:var(--accent);border-radius:50%}h1{font-size:clamp(66px,8.5vw,112px);line-height:1.02;letter-spacing:-7px;font-weight:500;margin:34px 0 32px}h1 em{color:var(--accent);font-family:Georgia,"Times New Roman",serif;font-weight:400}.hero-bottom{display:flex;align-items:center;justify-content:space-between;gap:32px;margin:0 0 46px}.hero-description{font-size:16px;line-height:1.75;max-width:520px;color:var(--muted);margin:0}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:36px;padding:19px 24px;font-size:13px;white-space:nowrap;border-radius:3px}.primary{background:var(--ink);color:#fff;transition:background .15s}.primary:hover{background:#3c443a}.button span:last-child{font-size:20px;line-height:1}.story-strip{background:#e8eae1;border:1px solid #d5d9cc;border-radius:4px;overflow:hidden}.strip-label,.strip-footer{display:flex;justify-content:space-between;padding:16px 20px;font:10px/1.3 "Courier New",monospace;letter-spacing:1.4px}.strip-label{border-bottom:1px solid #d0d5c6}.strip-frames{display:grid;grid-template-columns:repeat(3,1fr)}.frame{position:relative;min-height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;border-right:1px solid #d0d5c6;overflow:hidden}.frame:last-child{border-right:0}.frame-number{position:absolute;left:19px;top:17px;font:10px "Courier New",monospace;color:#666e5d}.frame svg{height:122px;width:232px;max-width:85%;fill:none;stroke:#57624d;stroke-width:1.5}.frame-caption{font:9px "Courier New",monospace;letter-spacing:1.8px;color:#546049;margin-top:6px}.frame .scribble{stroke-width:1.8}.frame-scene{background:#dfe4d5}.frame-scene circle{fill:#697557;stroke:none}.frame-motion{background:#d5ddca}.frame-motion rect{fill:#e8eae1}.frame-motion .play{fill:#566648;stroke:none}.strip-footer{border-top:1px solid #cbd2c1;align-items:center;padding-top:12px;padding-bottom:12px;letter-spacing:.3px}.strip-footer span:last-child{font-size:17px;line-height:1}.section{padding:76px 0;border-bottom:1px solid var(--line)}.section-heading{display:grid;grid-template-columns:1fr 2fr;gap:36px;align-items:start;margin-bottom:40px}.section-index{font-size:11px;text-transform:uppercase;letter-spacing:1.1px;color:var(--muted);padding-top:8px}h2{font-size:43px;line-height:1.12;letter-spacing:-1.7px;font-weight:500;margin:0}h3{font-weight:500}.capabilities{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.feature-number{font:10px "Courier New",monospace;color:#73796e}.capabilities h3{font-size:20px;letter-spacing:-.5px;margin:16px 0 12px}.capabilities p,.module p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;max-width:340px}.module-list{display:grid;grid-template-columns:1fr 1fr;gap:40px}.module{border-top:1px solid var(--line);padding-top:25px;display:flex;flex-direction:column;align-items:flex-start}.module-top{display:flex;align-items:center;justify-content:space-between;width:100%;gap:12px;margin-bottom:18px}.module h3{font-size:26px;letter-spacing:-.7px;margin:0}.status{font-size:10px;letter-spacing:.2px;white-space:nowrap;border:1px solid #d1d5cb;padding:6px 9px;border-radius:3px;color:#646b5f;display:inline-flex;align-items:center;gap:6px}.available{border-color:#cbd5c5;color:var(--green)}.available>span:first-child{width:5px;height:5px;background:var(--green);border-radius:50%}.text-link{font:12px Arial,sans-serif;display:inline-flex;align-items:center;gap:20px;margin-top:28px;padding:8px 0;min-height:36px}.text-link>span:last-child{font-size:19px}.module p{max-width:420px;flex-grow:1}.unavailable{background:none;border:0;color:#777c72}.upcoming h3{color:#72786d}.unavailable:hover{color:#777c72}.footer{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:34px 0 40px;color:var(--muted);font-size:10px}.footer-brand{color:var(--ink);font-size:19px;font-weight:700;letter-spacing:-1px}.skip-link{position:absolute;top:12px;left:16px;padding:12px;background:var(--ink);color:white;transform:translateY(-180%);z-index:2}.skip-link:focus{transform:translateY(0)}.noscript-note{font-size:12px;color:var(--muted);padding-bottom:20px}html[lang=zh-CN] h1{letter-spacing:-3px;line-height:1.18;font-size:clamp(58px,7vw,94px)}html[lang=zh-CN] h1 em{font-style:normal;font-family:inherit}html[lang=zh-CN] h2{line-height:1.3;letter-spacing:-1px}html[lang=zh-CN] .eyebrow{letter-spacing:2px}
h2{white-space:pre-line}
@media(min-width:1500px){.page-shell{max-width:1400px;padding:0 80px}.hero{padding-top:88px}}
@media(max-width:800px){.page-shell{padding:0 32px}.header{height:88px;gap:24px}.hero{padding-top:52px}h1{letter-spacing:-4px;font-size:clamp(56px,9.5vw,80px)}.hero-bottom{align-items:flex-start}.hero-description{font-size:14px;max-width:380px}.button{gap:22px;padding:17px 20px}.section{padding:56px 0}.section-heading{grid-template-columns:1fr 2fr;gap:20px}h2{font-size:36px}.capabilities,.module-list{gap:24px}.module h3{font-size:22px}.module-top{align-items:flex-start;flex-direction:column;gap:12px}.capabilities h3{font-size:18px}.frame{min-height:146px}.frame svg{height:100px}.frame-number{left:12px;top:12px}}
@media(max-width:540px){.page-shell{padding:0 22px}.header{height:80px;gap:16px}.wordmark{font-size:26px}.brand-mark{width:25px;height:25px;margin-right:8px}.nav{display:none}.language-switch{margin-left:auto}.hero{padding-top:40px}.eyebrow{font-size:9px;letter-spacing:1.3px}h1{font-size:clamp(46px,10.8vw,60px);letter-spacing:-2.8px;margin:28px 0 24px}.hero-bottom{flex-direction:column;gap:24px;margin-bottom:32px}.hero-description{font-size:14px;line-height:1.75}.button{font-size:12px;padding:16px 20px;min-width:172px}.strip-label{padding:12px;font-size:8px}.frame{min-height:117px}.frame svg{height:80px;width:120px;max-width:95%;margin-top:8px}.frame-number{font-size:8px;top:9px;left:9px}.frame-caption{font-size:6px;letter-spacing:.7px;margin:3px 0 12px}.strip-footer{font-size:9px;padding:10px 12px}.section{padding:44px 0}.section-heading{display:block;margin-bottom:28px}.section-index{display:block;padding:0;margin-bottom:20px;font-size:10px}h2{font-size:34px}.capabilities{grid-template-columns:1fr;gap:28px}.capabilities article{display:grid;grid-template-columns:25px 1fr;column-gap:10px}.feature-number{padding-top:5px}.capabilities h3{margin:0 0 8px;font-size:19px}.capabilities p{grid-column:2;font-size:13px;max-width:100%}.module-list{grid-template-columns:1fr;gap:28px}.module-top{flex-direction:row;align-items:center}.module p{font-size:13px}.text-link{margin-top:18px}.footer{display:grid;grid-template-columns:1fr auto;gap:16px;padding:28px 0}.footer>span:nth-child(2){grid-row:2;grid-column:1/-1}html[lang=zh-CN] h1{font-size:clamp(43px,10vw,56px);letter-spacing:-1.8px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important}}
