:root {
  color-scheme: light;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #20312e;
  background: #f7f9f8;
  font-synthesis: none;
  --muted: #5c6b66;
  --line: #dce4df;
  --accent: #146b55;
}
* { box-sizing: border-box; }
body { margin: 0; font-size: 15px; line-height: 1.55; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
a, button, input, summary { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #439b80; outline-offset: 4px; }
.site-header { background: #fff; border-bottom: 1px solid var(--line); }
.header-inner { max-width: 1120px; margin: auto; padding: 21px 40px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; font-size: 16px; font-weight: 650; letter-spacing: -.3px; text-decoration: none; }
.brand-mark { display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px; background: #173e33; color: #fff; }
.brand-mark svg { width: 23px; height: 23px; stroke: currentColor; stroke-width: 1.6; stroke-linejoin: round; }
.header-label { color: var(--muted); font-size: 13px; }
main { max-width: 1120px; margin: auto; padding: 54px 40px 24px; }
.intro { max-width: 620px; margin-bottom: 32px; }
.eyebrow { color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: 1.7px; text-transform: uppercase; margin: 0 0 12px; }
h1 { margin: 0; font-size: clamp(32px, 4vw, 42px); font-weight: 650; letter-spacing: -1.5px; line-height: 1.15; }
.intro-copy { max-width: 560px; margin: 15px 0 0; font-size: 16px; line-height: 1.65; color: var(--muted); }
.setup-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.setup-card { padding: 30px 32px 32px; border: 1px solid var(--line); border-radius: 12px; background: #fff; box-shadow: 0 3px 10px rgb(27 49 38 / 2%); }
.step-label { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; color: var(--muted); font-size: 12px; font-weight: 600; }
.step-label > span { display: grid; place-items: center; height: 27px; min-width: 29px; border: 1px solid var(--line); border-radius: 7px; color: var(--accent); font-size: 11px; font-variant-numeric: tabular-nums; }
h2 { margin: 0; font-size: 21px; line-height: 1.3; font-weight: 650; letter-spacing: -.5px; }
.card-description { margin: 10px 0 26px; color: var(--muted); font-size: 14px; }
form label { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 600; }
input { display: block; width: 100%; height: 46px; padding: 11px 13px; border: 1px solid #b9c8c0; border-radius: 6px; font: inherit; color: inherit; background: #fff; }
input::placeholder { color: #7b8782; }
input:focus { border-color: var(--accent); }
.button { display: flex; align-items: center; justify-content: center; gap: 11px; width: 100%; min-height: 46px; padding: 12px 16px; border: 1px solid transparent; border-radius: 6px; font: inherit; font-size: 14px; font-weight: 600; text-decoration: none; cursor: pointer; }
.primary { margin-top: 12px; background: var(--accent); color: #fff; }
.primary span { margin-left: auto; font-size: 19px; line-height: 1; }
.primary:hover { background: #105640; }
.button:disabled { opacity: .65; cursor: wait; }
.field-note { margin: 14px 0 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
#request-status { margin: 0; }
#request-status:not(:empty) { margin-top: 18px; padding: 12px 14px; border-radius: 6px; background: #edf6f0; color: #22533b; font-size: 13px; line-height: 1.6; }
#request-status.error { background: #fff0ed; color: #a12b1c; }
.download { background: #f5f8f6; border-color: #c8d7ce; }
.download:hover { background: #eaf1ec; border-color: #8da998; }
.windows-icon { width: 17px; height: 17px; fill: currentColor; margin-right: 2px; flex-shrink: 0; }
.download-icon { width: 19px; height: 19px; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; margin-left: auto; flex-shrink: 0; }
.install-steps { display: grid; gap: 17px; list-style: none; margin: 24px 0 0; padding: 0; }
.install-steps li { display: flex; gap: 11px; align-items: baseline; font-size: 13px; color: var(--muted); }
.list-number { color: #536c5f; font-size: 11px; min-width: 19px; height: 19px; text-align: center; line-height: 19px; border-radius: 50%; background: #f0f4f1; }
code { font-size: 12px; color: #334e40; overflow-wrap: anywhere; }
.returning { margin-top: 24px; padding: 23px 30px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid var(--line); border-radius: 10px; }
.returning h2 { font-size: 15px; letter-spacing: -.2px; }
.returning p { font-size: 13px; color: var(--muted); margin: 5px 0 0; }
.panel-link { font-size: 13px; font-weight: 600; text-decoration: none; white-space: nowrap; }
.panel-link:hover { color: var(--accent); text-decoration: underline; }
.panel-link span { margin-left: 8px; }
.help { margin: 23px 0 32px; color: var(--muted); font-size: 13px; }
.help summary { cursor: pointer; width: fit-content; }
.help p { max-width: 640px; margin: 12px 0 0; line-height: 1.7; }
footer { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding-top: 22px; border-top: 1px solid var(--line); color: var(--muted); font-size: 11px; }
footer span span { padding: 0 9px; color: #a2aea7; }
footer a { text-underline-offset: 3px; }
.skip { position: absolute; top: -100px; left: 20px; z-index: 1; background: #fff; padding: 12px; }
.skip:focus { top: 12px; }
@media (max-width: 760px) {
  .header-inner { padding: 18px 24px; }
  main { padding: 36px 24px 24px; }
  .setup-grid { grid-template-columns: 1fr; gap: 18px; }
  .intro { margin-bottom: 26px; }
  .setup-card { padding: 26px; }
  .returning { padding: 22px 26px; align-items: flex-start; flex-direction: column; gap: 15px; }
}
@media (max-width: 440px) {
  .header-inner { padding: 17px 20px; }
  .header-label { display: none; }
  main { padding: 32px 20px 24px; }
  .intro-copy { font-size: 15px; }
  .setup-card { padding: 24px 22px; }
  h2 { font-size: 20px; }
  .returning { padding: 22px; }
  footer { align-items: flex-start; flex-direction: column; gap: 12px; }
}