:root {
  color-scheme: dark;
  --bg: #18130f;
  --surface: #211b16;
  --text: #f8f3eb;
  --muted: #c5b9ab;
  --accent: #efb36d;
  --line: #4b3a2c;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); padding: 3rem 1.25rem; font-size: 1rem; }
main { max-width: 44rem; margin: 0 auto; }
header { margin-bottom: 2rem; }
.eyebrow { color: var(--accent); font-size: .875rem; letter-spacing: .09em; text-transform: uppercase; font-weight: 700; margin: 0 0 .65rem; }
h1 { font-size: clamp(2rem, 5vw, 2.65rem); letter-spacing: -.035em; line-height: 1.15; margin: 0 0 1rem; }
h2 { font-size: 1.25rem; line-height: 1.3; margin: 0; letter-spacing: -.015em; }
p { margin: 1rem 0; }
.intro { font-size: 1.125rem; color: var(--muted); max-width: 37rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 1rem; padding: 1.75rem; margin: 0 0 1.25rem; }
.install-card { border-top: 3px solid var(--accent); }
.step-heading { display: flex; gap: .8rem; align-items: center; margin-bottom: 1.2rem; }
.step { flex: 0 0 2rem; height: 2rem; border: 1px solid var(--accent); border-radius: 50%; text-align: center; line-height: 1.9rem; color: var(--accent); font-weight: 650; }
ol { padding-left: 1.3rem; margin: 1rem 0; }
li { padding-left: .25rem; margin: .8rem 0; }
li::marker { color: var(--accent); font-weight: 650; }
a { color: #f4c690; text-underline-offset: .2em; overflow-wrap: anywhere; }
a:hover { color: #fff1d7; }
code { color: var(--text); background: #352a21; padding: .15rem .4rem; border-radius: .25rem; font-size: 1em; overflow-wrap: anywhere; }
.install-action { margin: 1.5rem 0 1rem; text-align: center; }
esp-web-install-button { --esp-tools-button-color: #efb36d; --esp-tools-button-text-color: #21180f; }
button { font: inherit; font-weight: 750; font-size: 1.0625rem; color: #21180f; background: var(--accent); border: 0; border-radius: .55rem; padding: .8rem 2.8rem; min-height: 3rem; cursor: pointer; }
button:hover { background: #fac88c; }
:focus-visible { outline: 3px solid #f8d4a6; outline-offset: 4px; }
.small, footer { font-size: .9rem; color: var(--muted); }
.notice, #installer-status { color: #f8d4a6; }
[hidden] { display: none !important; }
details { border-top: 1px solid var(--line); padding: .85rem 0; }
summary { cursor: pointer; font-weight: 600; min-height: 1.6rem; }
details p { color: var(--muted); }
details p:last-child { margin-bottom: 0; }
.help { margin: 2.5rem 0; }
.help h2 { margin-bottom: 1rem; }
footer { border-top: 1px solid var(--line); padding-top: 1rem; }
@media (max-width: 480px) {
  body { padding: 1.75rem 1rem; }
  .card { padding: 1.25rem; }
  h1 { font-size: 2rem; }
  button { width: 100%; }
}