:root {
  color-scheme: light;
  --ink: #1c2430;
  --muted: #3d4654;
  --paper: #f3f0e8;
  --surface: #fffdf8;
  --line: #e2d9cc;
  --teal: #0f4c5c;
  --teal-dark: #0b3946;
  --banner: #f4e4c4;
  --banner-ink: #3d2e12;
  --badge: #efe4cf;
  --badge-ink: #4a3b24;
  --focus: #0f4c5c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--ink);
  background: var(--paper);
}

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--surface);
  color: var(--ink);
  padding: 0.5rem 0.75rem;
  z-index: 2;
}

.skip:focus { top: 1rem; }

.site-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  padding: 1rem 1.25rem;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}

.brand { margin: 0; }

.brand-kicker,
.brand-product {
  margin: 0;
}

.brand-kicker {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.brand-product {
  font-size: 1.25rem;
  font-weight: 700;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
}

nav a {
  color: var(--teal);
  font-weight: 600;
  text-decoration: none;
}

nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 0.25rem;
}

.banner {
  margin: 0;
  padding: 0.75rem 1.25rem;
  background: var(--banner);
  color: var(--banner-ink);
}

main {
  width: min(72rem, calc(100% - 2rem));
  margin: 1.5rem auto 2.5rem;
}

h1 { margin: 0 0 0.75rem; font-size: 2rem; line-height: 1.2; }
h2 { margin: 0 0 0.5rem; font-size: 1.25rem; }
h3 { margin: 0 0 0.35rem; font-size: 1.05rem; }

.lead { margin-top: 0; max-width: 42rem; }

.panel,
.users > li,
.doors > li,
.status-result {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
}

.panel { padding: 1rem 1.1rem; margin: 1rem 0; }

.doors,
.users {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  list-style: none;
  padding: 0;
  margin: 0.75rem 0 0;
}

.doors > li,
.users > li { padding: 0.9rem 1rem; }

.doors > li {
  display: flex;
  flex-direction: column;
}

.doors > li .badge { margin-top: auto; }

.badge {
  display: inline-block;
  margin: 0.5rem 0 0;
  padding: 0.15rem 0.65rem;
  border-radius: 999px;
  background: var(--badge);
  color: var(--badge-ink);
  font-size: 0.875rem;
}

dl { margin: 0.5rem 0 0; }
dl div { margin-top: 0.35rem; }
dt { color: var(--muted); font-size: 0.875rem; }
dd { margin: 0; }

a.button,
button.button {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  padding: 0.65rem 1rem;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  font: inherit;
}

a.button:hover,
button.button:hover { background: var(--teal-dark); }

.status-result { padding: 0.9rem 1rem; }
.status-result p { margin: 0.25rem 0; }

.error-code {
  margin: 0;
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--teal);
}

.reference { color: var(--muted); }

label { display: block; margin: 0.75rem 0; }
input, textarea, select { display: block; width: min(100%, 28rem); margin-top: 0.25rem; }

code {
  font-family: ui-monospace, "Cascadia Code", Consolas, monospace;
  font-size: 0.95em;
}

.site-footer {
  width: min(72rem, calc(100% - 2rem));
  margin: 0 auto 2rem;
  color: var(--muted);
}

a:focus-visible,
.skip:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; background: var(--surface); }
th, td { border-bottom: 1px solid var(--line); text-align: left; padding: 0.45rem 0.6rem; vertical-align: top; }
caption { text-align: left; margin-bottom: 0.5rem; }

fieldset {
  border: 1px solid var(--line);
  background: var(--surface);
  margin: 1rem 0;
  padding: 0.75rem 1rem 1rem;
}

legend { font-weight: 700; }

textarea, select, input { max-width: 100%; }

[role="alert"] { color: #7a1f1f; }

@media (min-width: 700px) {
  .users { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 900px) {
  .doors { grid-template-columns: 1fr 1fr 1fr; }
  .users { grid-template-columns: 1fr 1fr 1fr; }
}