:root {
  --bg: #f4f6f9;
  --fg: #1c2430;
  --muted: #5b6676;
  --card: #ffffff;
  --border: #d8dee8;
  --accent: #1f4e8c;
  --accent-fg: #ffffff;
  --error: #b42318;
  --warning-bg: #fff4d6;
  --warning-fg: #6b4b00;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  background: var(--bg);
}

body.page {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.card {
  width: 100%;
  max-width: 34rem;
  padding: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
}

h1 { margin: 0 0 1rem; font-size: 1.5rem; }
h2 { margin: 2rem 0 .75rem; font-size: 1.15rem; }
p { margin: 0 0 1rem; }
a { color: var(--accent); }
code, pre { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }
pre { padding: .75rem 1rem; background: var(--bg); border-radius: 8px; overflow-x: auto; }

.step { color: var(--muted); font-size: .875rem; margin-bottom: .25rem; }
.muted { color: var(--muted); font-size: .875rem; }
.error { color: var(--error); font-weight: 600; }
.status:empty { display: none; }
.warning { padding: .75rem 1rem; background: var(--warning-bg); color: var(--warning-fg); border-radius: 8px; }

label { display: block; margin-bottom: .25rem; font-weight: 600; }
label.check { display: flex; gap: .5rem; align-items: center; font-weight: 400; margin: 1rem 0; }

input[type="text"] {
  width: 100%;
  padding: .6rem .75rem;
  margin-bottom: 1rem;
  font: inherit;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  letter-spacing: .05em;
  border: 1px solid var(--border);
  border-radius: 8px;
}

button, .button {
  display: inline-block;
  padding: .6rem 1.2rem;
  font: inherit;
  font-weight: 600;
  color: var(--accent-fg);
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
}

button:disabled { opacity: .6; cursor: progress; }
.button.secondary { color: var(--accent); background: transparent; }
.actions { display: flex; flex-wrap: wrap; gap: .75rem; }

.codes {
  columns: 2;
  padding-left: 1.75rem;
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.codes li { margin-bottom: .25rem; }

body.wide .card { max-width: 48rem; }
body.wide { align-items: flex-start; }

.user-bar { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; align-items: flex-start; }
.user-bar h1 { margin-bottom: .25rem; }
.user-bar p { margin: 0; }
.actions form { margin: 0; }

.list { list-style: none; padding: 0; margin: 0 0 1rem; }
.list li {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: .5rem;
  padding: .6rem 0;
  border-bottom: 1px solid var(--border);
}
.list form { margin: 0; }

.badge {
  display: inline-block;
  padding: 0 .4rem;
  font-size: .75rem;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
}
.badge.muted-badge { color: var(--muted); border-color: var(--border); }

/* /adm: a blue page with a minimal bar. */
body.adm { background: #1f4e8c; color: #ffffff; }

.adm-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .5rem 16px;
  background: rgba(0, 0, 0, .2);
}

.adm-bar nav { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.adm-bar nav a { color: #ffffff; text-decoration: none; }
.adm-bar nav a:hover { text-decoration: underline; }
.adm-bar .brand { font-weight: 600; }
.adm-bar form { margin: 0; }
.adm-bar button { padding: .35rem .9rem; color: #ffffff; background: transparent; border-color: rgba(255, 255, 255, .6); }

.adm-warning {
  margin: 1rem 16px;
  padding: .75rem 1rem;
  background: var(--warning-bg);
  color: var(--warning-fg);
  border-radius: 8px;
}

.panel {
  max-width: 60rem;
  margin: 1.5rem auto;
  padding: 1.5rem;
  color: var(--fg);
  background: var(--card);
  border-radius: 12px;
}

.panel h2 { margin: 2rem 0 .75rem; font-size: 1.15rem; }
.panel form { margin-bottom: 1rem; }
.panel input[type="text"], .panel input[type="password"] { max-width: 28rem; }
input[type="password"] {
  width: 100%;
  padding: .6rem .75rem;
  margin-bottom: 1rem;
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.notice { padding: .75rem 1rem; background: #e6f4ea; color: #1e5631; border-radius: 8px; }
.with-suffix { display: flex; align-items: baseline; gap: .5rem; max-width: 28rem; }
.with-suffix input { flex: 1; }
.with-suffix span { color: var(--muted); }
button.secondary { color: var(--accent); background: transparent; }
button.danger { background: var(--error); border-color: var(--error); }

table { width: 100%; border-collapse: collapse; margin-bottom: 1rem; }
th, td { padding: .5rem .5rem; text-align: left; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-size: .875rem; font-weight: 600; }
.panel { overflow-x: auto; }

dl { display: grid; grid-template-columns: max-content 1fr; gap: .25rem 1rem; }
dt { color: var(--muted); }
dd { margin: 0; }

@media (max-width: 30rem) {
  .panel { margin: 1rem 0; border-radius: 0; padding: 1rem 16px; }
  .card { padding: 1.25rem; }
  .codes { columns: 1; }
}