:root {
  color-scheme:light dark;
  --bg:#fff; --text:#172925; --muted:#596760; --border:#dfe7e3; --soft:#f5f8f7;
  --accent:#0b7567; --focus:#14b8a6; --tint:#e9f5f0; --blue:#edf3fa; --shadow:0 12px 36px #183f2d08;
}
* { box-sizing:border-box; letter-spacing:0; }
html { scroll-padding-top:92px; }
body { margin:0; background:var(--bg); color:var(--text); font:16px/1.8 "Segoe UI","PingFang SC","Microsoft YaHei",sans-serif; overflow-wrap:anywhere; -webkit-font-smoothing:antialiased; }
body,button,input { font-synthesis:none; }
a { color:var(--accent); text-underline-offset:4px; }
a:hover { text-decoration:underline; }
:focus-visible { outline:3px solid var(--focus); outline-offset:4px; border-radius:4px; }
::selection { background:#c4eadc; color:#153c2d; }
.shell { width:min(1160px,calc(100% - 64px)); margin-inline:auto; }
.icon { flex:none; display:inline-block; vertical-align:middle; }
.skip { position:absolute; left:1rem; top:-8rem; padding:.5rem 1rem; background:var(--bg); z-index:100; }
.skip:focus { top:.5rem; }
.brand { display:inline-flex; gap:10px; align-items:center; color:var(--text); font-size:23px; font-weight:750; text-decoration:none; white-space:nowrap; }
.brand:hover { text-decoration:none; }
.brand img { display:block; flex:none; aspect-ratio:1; object-fit:contain; border-radius:20%; }
nav { display:flex; flex-wrap:wrap; align-items:center; gap:16px 24px; }
nav a { text-decoration:none; font-size:14px; }
.public-header { background:var(--bg); border-bottom:1px solid var(--border); position:sticky; top:0; z-index:20; }
.topbar { display:flex; align-items:center; justify-content:space-between; height:76px; gap:28px; }
.desktop-nav { gap:28px; }
.desktop-nav a,.login-link { font-size:14px; color:var(--muted); font-weight:550; }
.desktop-nav a:hover,.login-link:hover { color:var(--accent); }
.header-actions { display:flex; align-items:center; gap:24px; }
.mobile-menu { display:none; }
.button { display:inline-flex; min-height:46px; gap:10px; padding:10px 20px; justify-content:center; align-items:center; border:1px solid transparent; border-radius:8px; font-size:14px; line-height:1.5; font-weight:650; text-decoration:none; transition:background .18s,box-shadow .18s,transform .18s; }
.button:hover { text-decoration:none; box-shadow:0 4px 12px #183f2d12; }
.button:active { transform:translateY(1px); }
.primary { background:var(--accent); color:#fff; }
.primary:hover { background:#085e54; }
.secondary { border-color:var(--border); color:var(--text); background:var(--bg); }
.secondary:hover { background:var(--soft); }
.text-link { display:inline-flex; align-items:center; gap:10px; font-size:14px; font-weight:650; }
.actions { display:flex; flex-wrap:wrap; align-items:center; gap:20px; margin-top:24px; }
h1 { font-size:44px; line-height:1.25; margin:0 0 18px; font-weight:700; }
h2 { margin:0 0 16px; font-size:22px; line-height:1.5; font-weight:650; }
.document-nav-band { background:var(--soft); border-bottom:1px solid var(--border); }
.document-nav { gap:12px 32px; padding-block:0; }
.document-nav a { display:inline-flex; align-items:center; gap:8px; padding:17px 0; color:var(--muted); border-bottom:2px solid transparent; }
.document-nav a[aria-current] { color:var(--accent); border-color:var(--accent); font-weight:650; }
.document-nav .icon { width:16px; height:16px; }
.content { max-width:1224px; margin:auto; padding:0 32px 80px; }
.page-heading { padding:44px 0 32px; }
.heading-top { display:flex; justify-content:space-between; align-items:center; gap:20px; min-height:40px; margin-bottom:12px; }
.eyebrow { margin:0; color:var(--accent); font-size:11px; font-weight:700; }
.intro { color:var(--muted); max-width:720px; margin:0; font-size:16px; line-height:1.9; }
.metadata { display:flex; flex-wrap:wrap; gap:20px 48px; margin:28px 0 0; font-size:13px; }
.metadata>div { min-width:130px; }
.metadata dt { font-size:12px; margin-bottom:3px; }
dt,.caption { color:var(--muted); }
dd { margin:0; }
.languages { padding:3px; gap:0; border:1px solid var(--border); border-radius:6px; flex-wrap:nowrap; }
.languages a { min-height:34px; display:inline-flex; align-items:center; justify-content:center; padding:3px 14px; font-size:12px; border-radius:3px; color:var(--muted); }
.languages a[aria-current] { color:var(--accent); background:var(--tint); font-weight:650; }
.legal-layout { display:grid; grid-template-columns:220px minmax(0,1fr); gap:64px; border-top:1px solid var(--border); }
.legal-layout.single-section { grid-template-columns:minmax(0,1fr); max-width:820px; }
.legal-sidebar { align-self:start; position:sticky; top:100px; padding-top:32px; max-height:calc(100dvh - 120px); overflow-y:auto; }
.legal-body { min-width:0; max-width:820px; }
.contents { align-items:stretch; flex-direction:column; gap:4px; }
.contents a { padding:8px 12px; border-left:2px solid var(--border); color:var(--muted); font-size:13px; line-height:1.6; }
.contents a:hover,.contents a:focus-visible { border-color:var(--accent); color:var(--accent); background:var(--soft); text-decoration:none; }
.contents-label { margin:0 0 14px; color:var(--text); font-size:12px; font-weight:650; }
.mobile-contents { display:none; }
.sections section { padding:32px 0; border-bottom:1px solid var(--border); scroll-margin-top:0; }
.sections section:target h2 { color:var(--accent); }
.sections p { margin:12px 0 0; white-space:pre-line; font-size:15px; line-height:1.95; }
.section-links { display:flex; flex-wrap:wrap; gap:12px 24px; margin-top:20px; }
.section-links a { min-height:44px; display:inline-flex; align-items:center; font-size:14px; font-weight:600; }
.data-list { margin:0; }
.data-list>div { display:grid; grid-template-columns:145px minmax(0,1fr); gap:24px; padding:22px 18px; }
.data-list>div:nth-child(odd) { background:var(--soft); }
.data-list dt { font-size:14px; font-weight:650; color:var(--text); }
.data-list dd { min-width:0; }
.data-list dd p:first-child { margin-top:0; }
.data-list dd .data-purpose { color:var(--muted); font-size:13px; margin-top:6px; }
.contact-options { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin:28px 0 0; max-width:900px; }
.contact-option { display:flex; gap:16px; align-items:center; padding:24px; border:1px solid var(--border); border-radius:8px; color:var(--text); transition:border-color .18s,background .18s; }
.contact-option:hover { border-color:var(--accent); background:var(--soft); text-decoration:none; }
.contact-option>span:nth-child(2) { min-width:0; flex:1; }
.contact-option strong { display:block; font-size:15px; }
.contact-option span span { display:block; color:var(--accent); font-size:14px; margin-top:4px; }
.option-icon { width:44px; height:44px; display:grid; place-items:center; flex:none; background:var(--tint); color:var(--accent); border-radius:8px; }
.privacy-icon { background:var(--blue); color:#3d6890; }
.contact-band { margin-top:32px; padding:28px 0 0; }
.contact-band h2 { font-size:20px; }
.contact-list { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; font-size:14px; margin:16px 0; }
.contact-list dt { font-size:12px; margin-bottom:5px; }
.contact-band p { margin:14px 0 0; }
.caption { font-size:12px; line-height:1.8; }
.deletion-steps { margin:24px 0; padding-left:24px; }
.deletion-steps li { padding-left:8px; }
.deletion-steps li+li { margin-top:24px; }
.deletion-steps li::marker { color:var(--accent); font-weight:650; }
.deletion-steps h3 { margin:0; font-size:16px; line-height:1.6; font-weight:650; }
.public-footer { border-top:1px solid var(--border); background:var(--soft); padding:48px 0 22px; }
.footer-top { display:grid; grid-template-columns:2fr 1fr 1fr; gap:48px; }
.footer-brand p { color:var(--muted); font-size:13px; margin:14px 0; }
.footer-email { display:inline-flex; align-items:center; gap:8px; font-size:13px; }
.footer-email .icon { width:15px; height:15px; }
.footer-top nav { display:flex; flex-direction:column; align-items:flex-start; gap:10px; }
.footer-top nav a { color:var(--muted); font-size:13px; }
.footer-top nav a:hover { color:var(--accent); }
.footer-heading { color:var(--text); font-size:12px; font-weight:650; margin-bottom:6px; }
.footer-bottom { margin-top:40px; padding-top:20px; border-top:1px solid var(--border); display:flex; justify-content:space-between; gap:12px 24px; font-size:11px; color:var(--muted); }
.footer-bottom p { margin:0; }
@media(max-width:980px) {
  html { scroll-padding-top:20px; }
  .shell { width:calc(100% - 40px); }
  .public-header { position:relative; }
  .topbar { height:auto; min-height:68px; gap:10px; flex-wrap:wrap; padding-block:12px; }
  .brand { font-size:21px; }
  .desktop-nav,.login-link { display:none; }
  .header-actions { margin-left:auto; }
  .header-trial { min-height:44px; padding:8px 12px; font-size:12px; }
  .header-trial .icon { display:none; }
  .mobile-menu { display:block; }
  .mobile-menu summary { display:grid; place-items:center; width:44px; height:44px; border:1px solid var(--border); border-radius:8px; background:var(--soft); color:var(--text); list-style:none; cursor:pointer; transition:background .18s,border-color .18s,color .18s; }
  .mobile-menu summary::-webkit-details-marker { display:none; }
  .mobile-menu summary span { grid-area:1/1; display:grid; place-items:center; transition:opacity .18s,transform .18s; }
  .mobile-menu .menu-close-icon { opacity:0; transform:rotate(0deg); }
  .mobile-menu[open] { display:contents; }
  .mobile-menu[open]::details-content { display:contents; }
  .mobile-menu[open]>summary { background:var(--tint); border-color:var(--accent); color:var(--accent); }
  .mobile-menu[open] .menu-open-icon { opacity:0; transform:rotate(-45deg); }
  .mobile-menu[open] .menu-close-icon { opacity:1; transform:rotate(45deg); }
  .mobile-navigation { flex:0 0 100%; min-width:0; display:block; padding:12px 0 4px; border-top:1px solid var(--border); }
  .mobile-menu[open] .mobile-navigation { animation:mobile-navigation-enter .18s ease-out; }
  .mobile-navigation-links { display:grid; gap:4px; }
  .mobile-navigation-links a { display:flex; align-items:center; gap:14px; min-height:56px; padding:8px 12px; border-radius:8px; color:var(--text); font-size:15px; line-height:1.5; font-weight:600; transition:background .18s,color .18s; }
  .mobile-link-icon { display:grid; place-items:center; width:36px; height:36px; flex:none; border-radius:8px; background:var(--soft); color:var(--accent); }
  .mobile-navigation-links a>.icon { width:16px; height:16px; margin-left:auto; color:var(--muted); }
  .mobile-navigation-links a:hover,.mobile-navigation-links a:focus-visible { background:var(--soft); color:var(--accent); text-decoration:none; }
  .mobile-navigation-links a:active { background:var(--tint); }
  .mobile-navigation-actions { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); align-items:stretch; gap:12px; margin-top:14px; padding-top:16px; border-top:1px solid var(--border); }
  .mobile-navigation-actions a { min-height:46px; font-size:14px; line-height:1.5; }
  .mobile-login { background:var(--tint); color:var(--accent); padding:10px; gap:8px; }
  .mobile-support { display:flex; align-items:center; justify-content:center; gap:8px; padding:10px 4px; border-radius:8px; color:var(--muted); }
  .mobile-support:hover { background:var(--soft); color:var(--accent); text-decoration:none; }
  .legal-layout { grid-template-columns:180px minmax(0,1fr); gap:36px; }
  .legal-sidebar { top:24px; }
  .content { padding-inline:20px; }
  .document-nav { gap:8px 24px; }
}
@keyframes mobile-navigation-enter { from { opacity:0; } to { opacity:1; } }
@media(max-width:800px) {
  .legal-layout { grid-template-columns:minmax(0,1fr); gap:0; }
  .legal-sidebar { position:static; padding:0; max-height:none; }
  .desktop-contents { display:none; }
  .mobile-contents { display:block; border-bottom:1px solid var(--border); }
  .mobile-contents summary { display:flex; justify-content:space-between; align-items:center; list-style:none; padding:16px 0; cursor:pointer; font-size:14px; font-weight:650; }
  .mobile-contents summary::-webkit-details-marker { display:none; }
  .mobile-contents[open] summary .icon { transform:rotate(45deg); }
  .mobile-contents .contents { padding-bottom:18px; }
  .contact-options { grid-template-columns:minmax(0,1fr); }
  .document-nav { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:0 20px; }
  .document-nav a { padding-block:12px; font-size:13px; }
  .footer-top { grid-template-columns:repeat(2,minmax(0,1fr)); gap:28px; }
  .footer-brand { grid-column:1/-1; }
  .footer-bottom { flex-direction:column; }
}
@media(max-width:600px) {
  h1 { font-size:32px; } h2 { font-size:20px; }
  .content { padding-bottom:48px; }
  .page-heading { padding:28px 0; }
  .intro { font-size:15px; }
  .metadata { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; margin-top:24px; }
  .metadata>div { min-width:0; }
  .metadata>div:last-child { grid-column:1/-1; }
  .languages a { min-height:38px; padding-inline:10px; }
  .data-list>div { grid-template-columns:minmax(0,1fr); gap:8px; padding:18px 14px; }
  .heading-top { flex-wrap:wrap; gap:8px 20px; }
  .contact-option { padding:20px 16px; gap:12px; }
  .contact-option>.icon { width:16px; height:16px; }
  .contact-list { grid-template-columns:minmax(0,1fr); gap:18px; }
  .contact-list a { display:inline-block; padding:5px 0; }
  .sections section { padding:26px 0; }
  .public-footer { padding-top:32px; }
}
@media(prefers-color-scheme:dark) {
  :root { --bg:#141c1a; --text:#edf3ef; --muted:#a7b8af; --border:#35443d; --soft:#1d2823; --accent:#79d8b9; --tint:#243b31; --blue:#233642; }
  .primary { background:#107967; color:#fff; }
  .primary:hover { background:#0d6758; }
  .privacy-icon { color:#a8c9e8; }
}
@media(prefers-reduced-motion:reduce) { *,*:before,*:after { transition:none!important; animation:none!important; scroll-behavior:auto!important; } }