:root {
  color-scheme: light dark;
  --background: #fff;
  --surface: #f5f5f7;
  --text: #1d1d1f;
  --secondary: #626267;
  --border: #dedee3;
  --accent: #096e72;
  --accent-hover: #06585b;
  --focus: #0071e3;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
* { box-sizing: border-box; }
html { scroll-padding-top: 32px; }
body { margin: 0; background: var(--background); color: var(--text); }
a { overflow-wrap: anywhere; color: var(--accent); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--accent-hover); }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--focus); outline-offset: 5px; border-radius: 3px; }
p { margin: 0 0 1em; line-height: 1.65; }
strong { font-weight: 600; }
.shell { width: min(1040px, calc(100% - 96px)); margin-inline: auto; }
.skip-link { position: fixed; z-index: 10; top: 12px; left: 12px; padding: 12px 18px; background: var(--background); border: 1px solid var(--border); border-radius: 8px; transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
.site-header { border-bottom: 1px solid var(--border); }
.header-content { min-height: 88px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-height: 44px; color: var(--text); text-decoration: none; font-weight: 600; font-size: 21px; letter-spacing: -.5px; }
.brand:hover { color: var(--text); }
.brand img { display: block; width: 34px; height: 34px; }
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a { display: inline-flex; align-items: center; min-height: 44px; color: var(--secondary); text-decoration: none; font-size: 14px; font-weight: 500; }
.site-nav a:hover { color: var(--text); text-decoration: underline; }
.site-nav a[aria-current="page"] { color: var(--text); }
.page-intro { padding-block: 72px 58px; }
h1 { margin: 0 0 18px; font-size: clamp(38px, 5vw, 56px); line-height: 1.06; letter-spacing: -.045em; font-weight: 650; text-wrap: balance; }
.lead { max-width: 650px; margin: 0; font-size: clamp(19px, 2.4vw, 23px); line-height: 1.45; color: var(--secondary); letter-spacing: -.025em; text-wrap: pretty; }
h2 { margin: 0 0 23px; font-size: 26px; line-height: 1.2; font-weight: 600; letter-spacing: -.03em; text-wrap: balance; }
h3 { margin: 0 0 6px; font-size: 18px; line-height: 1.4; font-weight: 600; letter-spacing: -.02em; }
.support-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; column-gap: 72px; align-items: start; padding-bottom: 88px; }
.support-content { grid-column: 1; grid-row: 1; min-width: 0; }
.contact { grid-column: 2; grid-row: 1; padding: 26px; border-radius: 18px; background: var(--surface); }
.contact h2 { margin-bottom: 12px; font-size: 22px; }
.contact p { font-size: 15px; color: var(--secondary); line-height: 1.6; }
.contact .email { display: inline-flex; min-height: 44px; align-items: center; font-size: 15px; font-weight: 600; overflow-wrap: anywhere; }
.contact .contact-note { margin-top: 16px; margin-bottom: 0; font-size: 13px; }
.quick-start { margin-bottom: 54px; }
.steps { margin: 0; padding: 0; list-style: none; counter-reset: steps; }
.steps li { position: relative; counter-increment: steps; padding-left: 46px; margin-bottom: 24px; }
.steps li:last-child { margin-bottom: 0; }
.steps li::before { content: counter(steps); position: absolute; top: 0; left: 0; display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; background: var(--surface); color: var(--secondary); font-size: 14px; font-weight: 600; }
.steps p { margin-bottom: 0; color: var(--secondary); font-size: 16px; line-height: 1.6; }
.questions { border-top: 1px solid var(--border); }
details { border-bottom: 1px solid var(--border); }
summary { position: relative; display: block; padding: 21px 34px 21px 0; min-height: 64px; font-size: 17px; line-height: 1.4; font-weight: 600; letter-spacing: -.015em; cursor: pointer; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { content: ""; position: absolute; width: 7px; height: 7px; right: 5px; top: 26px; border-right: 1.5px solid var(--secondary); border-bottom: 1.5px solid var(--secondary); transform: rotate(45deg); transition: transform .18s ease; }
details[open] summary::after { transform: translateY(4px) rotate(225deg); }
.answer { padding: 0 28px 20px 0; color: var(--secondary); font-size: 16px; }
.answer p:last-child { margin-bottom: 0; }
code { padding: .08em .25em; background: var(--surface); border-radius: 4px; color: var(--text); font-size: .9em; }
kbd { font-family: inherit; font-weight: 500; white-space: nowrap; }
.updated { color: var(--secondary); font-size: 14px; margin-top: 24px; margin-bottom: 0; }
.policy-layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); column-gap: 66px; padding-bottom: 88px; }
.policy-index { align-self: start; position: sticky; top: 32px; }
.policy-index h2 { font-size: 14px; letter-spacing: 0; margin-bottom: 12px; }
.policy-index ul { padding: 0; margin: 0; list-style: none; }
.policy-index a { overflow-wrap: anywhere; display: flex; min-height: 44px; align-items: center; padding-block: 7px; color: var(--secondary); font-size: 14px; line-height: 1.4; text-decoration: none; }
.policy-index a:hover { color: var(--accent); text-decoration: underline; }
.policy-content { max-width: 720px; min-width: 0; }
.policy-content section { margin-bottom: 38px; }
.policy-content section:last-child { margin-bottom: 0; }
.policy-content h2 { font-size: 23px; margin-bottom: 14px; }
.policy-content p { font-size: 16px; color: var(--secondary); }
.policy-content p:last-child { margin-bottom: 0; }
.site-footer { border-top: 1px solid var(--border); }
.footer-content { display: flex; justify-content: space-between; align-items: center; gap: 16px 32px; padding-block: 27px; font-size: 12px; color: var(--secondary); }
.footer-content p { margin: 0; }
.footer-content a { color: var(--secondary); text-decoration: none; }
.footer-content a:hover { color: var(--text); text-decoration: underline; }
.footer-content > a { display: inline-flex; min-height: 44px; align-items: center; white-space: nowrap; }
.error-page { padding-block: 100px 160px; min-height: calc(100vh - 188px); }
.error-page .lead { margin-bottom: 28px; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; font-weight: 500; }
@media (prefers-color-scheme: dark) {
  :root { --background: #101011; --surface: #1d1d1f; --text: #f5f5f7; --secondary: #a4a4ab; --border: #363639; --accent: #8cdbd6; --accent-hover: #b5eeea; --focus: #2997ff; }
}
@media (max-width: 820px) {
  .shell { width: calc(100% - 64px); }
  .support-layout { grid-template-columns: minmax(0, 1fr) 240px; column-gap: 36px; }
  .contact { padding: 22px; }
  .policy-layout { grid-template-columns: 170px minmax(0, 1fr); column-gap: 32px; }
}
@media (max-width: 650px) {
  .shell { width: calc(100% - 40px); }
  .header-content { min-height: 76px; gap: 16px; }
  .brand { font-size: 20px; gap: 9px; }
  .brand img { width: 32px; height: 32px; }
  .site-nav { gap: 20px; }
  .page-intro { padding-block: 47px 35px; }
  h1 { font-size: 39px; }
  .lead { font-size: 20px; }
  .support-layout { display: flex; flex-direction: column; gap: 36px; padding-bottom: 56px; }
  .contact { width: 100%; padding: 24px; }
  .contact .contact-note { margin-top: 10px; }
  .support-content { width: 100%; }
  .quick-start { margin-bottom: 38px; }
  h2 { font-size: 24px; }
  .policy-layout { display: block; padding-bottom: 56px; }
  .policy-index { position: static; margin-bottom: 38px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
  .policy-index ul { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 0 22px; }
  .policy-content section { margin-bottom: 32px; }
  .footer-content { display: block; padding-block: 22px; }
  .footer-content > a { margin-top: 4px; }
  .error-page { padding-block: 70px 100px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; } }