:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #16191d;
  --muted: #4a525c;
  --border: #5c6670;
  --panel: #f1f3f5;
  --accent: #1a4fd6;
  --accent-fg: #ffffff;
  --error: #a4161a;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14171b;
    --fg: #eceff2;
    --muted: #b4bcc6;
    --border: #8a949f;
    --panel: #1f242a;
    --accent: #7aa2ff;
    --accent-fg: #0b1020;
    --error: #ff8a8f;
  }
}

[hidden] {
  display: none !important;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 1.0625rem/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main {
  max-width: 36rem;
  margin: 0 auto;
  padding: 1.5rem 1rem 3rem;
}

h1 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  line-height: 1.25;
}

h2 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  line-height: 1.3;
}

h2:focus {
  outline: none;
}

p {
  margin: 0 0 1rem;
}

.notice {
  padding: 0.75rem 1rem;
  background: var(--panel);
  border-left: 4px solid var(--accent);
}

.mono {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 0.95em;
  overflow-wrap: anywhere;
}

.request {
  margin: 1.25rem 0;
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.35rem 1rem;
}

.request dt {
  color: var(--muted);
}

.request dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.request ul {
  margin: 0;
  padding-left: 1.1rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 600;
}

.field {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

input[type="password"],
input[type="text"] {
  flex: 1;
  min-width: 0;
  min-height: 2.75rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--fg);
  font: inherit;
}

button {
  min-height: 2.75rem;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--accent);
  border-radius: 4px;
  background: var(--accent);
  color: var(--accent-fg);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

button.secondary {
  background: transparent;
  color: var(--fg);
  border-color: var(--border);
}

button:disabled {
  opacity: 0.6;
  cursor: default;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.check {
  margin-bottom: 1.25rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: 4px;
}

.check input {
  float: left;
  width: 1.25rem;
  height: 1.25rem;
  margin: 0.2rem 0.75rem 0 0;
}

.check label {
  margin: 0;
  font-weight: 600;
}

.check p {
  clear: both;
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

#error {
  margin: 1rem 0 0;
  color: var(--error);
  font-weight: 600;
}