:root{color-scheme:light;--purple:#5f33e1;--ink:#24252c;--muted:#686579;--line:#e6e2ee;--canvas:#f8f7fc;--lavender:#eee7ff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;color:var(--ink);background:var(--canvas);font:17px/1.75 'Segoe UI',Arial,'Noto Sans',sans-serif;-webkit-font-smoothing:antialiased}a{color:var(--purple);text-underline-offset:4px}a:hover{text-decoration:underline}a:focus-visible,summary:focus-visible{outline:3px solid var(--purple);outline-offset:5px;border-radius:5px}.skip{position:absolute;top:-100px;left:16px;background:white;padding:12px;z-index:100}.skip:focus{top:12px}.wrap{width:min(1160px,calc(100% - 64px));margin:auto}.header{border-bottom:1px solid var(--line);background:#fff}.header-row{min-height:88px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;align-items:center;gap:11px;color:var(--ink);text-decoration:none;font-weight:700;letter-spacing:-.5px;font-size:22px;white-space:nowrap}.mark{width:40px;height:40px;display:inline-block}.header-tools{display:flex;align-items:center;gap:28px}.app-link{font-size:14px;font-weight:600;text-decoration:none;white-space:nowrap}.language{position:relative;z-index:3;font-size:14px}.language summary{cursor:pointer;padding:8px 14px;border:1px solid var(--line);border-radius:24px;list-style:none;background:#fff;white-space:nowrap}.language summary::-webkit-details-marker{display:none}.language summary:after{content:'⌄';margin-left:12px}.language nav{position:absolute;right:0;top:52px;min-width:170px;padding:8px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 40px #24213916}.language a{display:block;padding:8px 12px;color:var(--ink);text-decoration:none;border-radius:8px}.language a[aria-current]{background:var(--lavender);color:var(--purple)}.eyebrow{font-size:11px;font-weight:700;letter-spacing:2px;color:var(--purple);margin:0 0 18px}.hero{position:relative;padding:68px 0 48px}.hero h1{font-size:clamp(36px,4.6vw,60px);line-height:1.16;letter-spacing:-2px;font-weight:650;max-width:800px;margin:0 0 22px}.hero p.lead{font-size:19px;line-height:1.7;max-width:670px;color:var(--muted);margin:0}.metadata{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;font-size:12px;color:var(--muted)}.metadata span+span:before{content:'·';margin-right:12px}.documents{display:flex;gap:6px;flex-wrap:wrap;margin-top:30px}.documents a{text-decoration:none;color:var(--muted);font-size:14px;padding:10px 16px;border:1px solid transparent;border-radius:12px}.documents a[aria-current]{color:var(--purple);background:var(--lavender);font-weight:600}.documents a:hover{border-color:var(--line)}.reading-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:64px;align-items:start;margin-bottom:64px}.toc{position:sticky;top:24px;padding-top:8px}.toc summary{font-size:13px;font-weight:700;cursor:pointer;margin-bottom:16px;list-style:none}.toc a{display:block;font-size:13px;line-height:1.6;padding:8px 0;color:var(--muted);text-decoration:none}.toc a:hover{color:var(--purple)}.toc nav{border-left:1px solid var(--line);padding-left:17px}.article{background:#fff;border:1px solid var(--line);border-radius:24px;padding:12px 42px 38px}.article section{padding:28px 0 12px;scroll-margin-top:22px}.article section+section{border-top:1px solid var(--line);margin-top:20px}.section-heading{display:flex;align-items:baseline;gap:16px;margin-bottom:16px}.section-number{font-size:12px;color:var(--purple);font-weight:600;letter-spacing:1px;flex-shrink:0}h2{font-size:23px;line-height:1.4;letter-spacing:-.4px;margin:0;font-weight:650}p{margin:0 0 16px}.article p{color:#44434f;font-size:16px;overflow-wrap:anywhere}.article p:last-child{margin-bottom:0}.contact{display:flex;gap:30px;justify-content:space-between;align-items:center;background:var(--lavender);border-radius:24px;padding:36px 40px;margin-bottom:52px}.contact h2{font-size:24px;margin-bottom:6px}.contact p{font-size:14px;color:var(--muted);max-width:630px;margin:0}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;padding:13px 20px;border-radius:14px;background:var(--purple);color:white;text-decoration:none;font-size:14px;font-weight:600;white-space:nowrap}.button:hover{background:#4d24c4;text-decoration:none}.email{overflow-wrap:anywhere}.footer{border-top:1px solid var(--line);padding:28px 0 36px;font-size:12px;color:var(--muted)}.footer-row{display:flex;justify-content:space-between;align-items:start;gap:28px}.footer p{margin-bottom:4px}.footer a{color:var(--muted)}.footer-links{display:flex;gap:20px;flex-wrap:wrap}.home-hero{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:50px;align-items:center;padding:80px 0 55px}.home-hero h1{max-width:710px;font-size:clamp(40px,5.5vw,70px)}.art{position:relative;aspect-ratio:1;background:#eee7ff;border-radius:50%;display:grid;place-items:center}.art svg{width:160px;height:185px;transform:rotate(-8deg)}.art:before{content:'';position:absolute;width:35px;height:35px;left:-10px;top:40px;border-radius:50%;background:#e4f4eb}.art:after{content:'';position:absolute;width:22px;height:22px;right:7px;bottom:20px;border-radius:50%;background:#ffe9e1}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:8px 0 55px}.doc-card{display:flex;flex-direction:column;align-items:flex-start;padding:30px 28px;border:1px solid var(--line);border-radius:24px;background:#fff;text-decoration:none;color:var(--ink)}.doc-card:hover{border-color:#b3a0ed;text-decoration:none;box-shadow:0 10px 30px #5f33e108}.card-icon{width:48px;height:48px;border-radius:15px;background:var(--lavender);color:var(--purple);display:grid;place-items:center;margin-bottom:28px;font-size:23px}.doc-card:nth-child(2) .card-icon{background:#e4f4eb;color:#256d50}.doc-card:nth-child(3) .card-icon{background:#ffe9e1;color:#9e4a29}.doc-card h2{font-size:22px;margin-bottom:12px}.doc-card p{font-size:14px;color:var(--muted);margin-bottom:25px}.doc-card .read{font-size:13px;font-weight:600;color:var(--purple);margin-top:auto}.doc-card .read:after{content:' ↗';padding-left:8px}.deletion-action{padding:20px 0 0}.page-end{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;border-top:1px solid var(--line);padding-top:24px;margin-top:35px;font-size:13px}.legal-owner{font-size:12px;color:var(--muted);margin-top:24px}html:lang(zh-Hans) .hero h1,html:lang(zh-Hant) .hero h1{letter-spacing:0;line-height:1.3}html:lang(zh-Hans) body,html:lang(zh-Hant) body{line-height:1.9}
@media(max-width:900px){.reading-layout{grid-template-columns:180px minmax(0,1fr);gap:26px}.article{padding-left:26px;padding-right:26px}.contact{align-items:flex-start;flex-direction:column;gap:20px}.home-hero{grid-template-columns:minmax(0,1fr) 180px;gap:25px}.art svg{width:120px}.cards{gap:12px}.doc-card{padding:24px 20px}.doc-card h2{font-size:20px}.header-tools{gap:14px}}
@media(max-width:680px){body{font-size:16px}.wrap{width:calc(100% - 36px)}.header-row{min-height:76px;gap:10px}.brand{font-size:19px;gap:8px}.mark{width:34px;height:34px}.header .app-link{display:none}.language summary{padding:7px 11px;font-size:12px}.hero{padding:38px 0 30px}.hero h1{font-size:36px;letter-spacing:-1px}.hero p.lead{font-size:16px}.eyebrow{font-size:9px;letter-spacing:1.6px;margin-bottom:14px}.metadata{font-size:11px;margin-top:20px}.documents{gap:2px;margin-top:24px}.documents a{font-size:12px;padding:9px 10px}.reading-layout{display:block;margin-bottom:30px}.toc{position:static;margin-bottom:18px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:15px 18px}.toc summary{margin:0;display:flex;justify-content:space-between}.toc summary:after{content:'⌄'}.toc nav{margin-top:14px}.article{padding:0 20px 26px;border-radius:18px}.article section{padding-top:24px}.article p{font-size:15px;line-height:1.85}.section-heading{gap:10px;margin-bottom:12px}h2{font-size:20px}.section-number{font-size:11px}.contact{padding:26px 22px;margin-bottom:32px;border-radius:18px}.contact h2{font-size:22px}.contact p{font-size:14px}.footer-row{flex-direction:column;gap:18px}.footer-links{gap:14px}.home-hero{display:block;padding:45px 0 28px}.home-hero h1{font-size:44px;line-height:1.18;max-width:450px}.home-hero .art{display:none}.cards{grid-template-columns:1fr;gap:14px;margin-bottom:30px}.doc-card{padding:24px}.card-icon{margin-bottom:20px;width:42px;height:42px}.doc-card h2{font-size:23px}.doc-card p{margin-bottom:16px}.button{white-space:normal;text-align:center}.page-end{gap:15px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media print{body{background:#fff;font-size:11pt}.wrap{width:100%}.header,.documents,.language,.toc,.contact,.page-end,.footer-links,.deletion-action{display:none}.hero{padding:0 0 20px}.hero h1{font-size:28pt}.hero p.lead{font-size:12pt}.reading-layout{display:block}.article{border:0;padding:0}.article p{font-size:11pt}.article section{break-inside:auto}.section-heading{break-after:avoid}h2{font-size:16pt}a{color:inherit}.metadata{font-size:10pt}.footer{margin-top:20px}}