:root {
  color-scheme: light dark;
  font-family: system-ui, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
  padding: 2rem;
}

.sysinfo {
  padding: 0.75rem 2rem;
  font-size: 0.85rem;
  opacity: 0.7;
  display: flex;
  gap: 1rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 2rem;
  border-bottom: 1px solid currentColor;
}

.nav form {
  margin: 0;
}

.error {
  color: #c00;
}

form label {
  display: block;
  margin: 0.75rem 0;
}

form input {
  display: block;
  margin-top: 0.25rem;
  padding: 0.4rem 0.5rem;
  min-width: 20rem;
}

.hint {
  max-width: 36rem;
  opacity: 0.8;
}

table {
  border-collapse: collapse;
}

th, td {
  text-align: left;
  padding: 0.4rem 0.75rem 0.4rem 0;
  border-bottom: 1px solid currentColor;
}

code {
  font-size: 0.9em;
}

.muted {
  opacity: 0.7;
  font-size: 0.85em;
}

ul.plain {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

ul.plain li.current a {
  font-weight: 600;
}

.project-list {
  list-style: none;
  padding: 0;
  max-width: 36rem;
}

.project-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid currentColor;
}

.pairing-code {
  font-size: 2rem;
  letter-spacing: 0.3rem;
  font-variant-numeric: tabular-nums;
}

.chat-body {
  min-height: 100vh;
}

.chat-app {
  flex: 1;
  display: grid;
  grid-template-columns: 18rem 1fr;
  min-height: 0;
}

.chat-side {
  padding: 1rem 1.25rem;
  border-right: 1px solid currentColor;
  overflow: auto;
}

.chat-side .rename input {
  min-width: 0;
  width: 100%;
}

.chat-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.chat-header {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid currentColor;
  display: flex;
  gap: 1rem;
  align-items: baseline;
  flex-wrap: wrap;
}

.member-list li {
  padding: 0.15rem 0;
}

#roster-label {
  flex: 1;
  min-width: 8rem;
}

.messages {
  flex: 1;
  overflow: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.msg {
  max-width: 40rem;
}

.msg header {
  display: flex;
  gap: 0.75rem;
  align-items: baseline;
}

.msg p,
.msg .msg-body {
  margin: 0.25rem 0;
}

.msg .msg-body pre {
  overflow: auto;
  padding: 0.5rem;
  border: 1px solid currentColor;
}

.msg .msg-body a {
  text-decoration: underline;
}

.msg .receipts {
  font-size: 0.8rem;
  opacity: 0.7;
}

.composer {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid currentColor;
}

.composer input {
  flex: 1;
  min-width: 0;
  margin: 0;
}

.skill-page {
  max-width: 48rem;
}

.skill-body pre {
  overflow: auto;
  padding: 0.75rem;
  border: 1px solid currentColor;
}

.skill-body table {
  width: 100%;
}

@media (max-width: 720px) {
  .chat-app {
    grid-template-columns: 1fr;
  }
}