:root { color-scheme: dark; }
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh;
  font: 16px/1.45 "Segoe UI", sans-serif;
  background: #10161c; color: #e7eef6;
}
main { max-width: 820px; margin: 0 auto; padding: 24px 16px 48px; }
h1 { font-size: 1.35rem; margin: 0 0 8px; }
a { color: #8ec8ff; }
.card, form.login, .proposal {
  background: #18222c; border: 1px solid #2c3c4c; border-radius: 12px; padding: 16px;
}
label { display: block; margin: 12px 0 4px; }
input, textarea {
  width: 100%; padding: 10px 12px; border-radius: 8px;
  border: 1px solid #3a4d60; background: #0e151c; color: inherit; font: inherit;
}
button, .btn {
  margin-top: 12px; padding: 8px 14px; border-radius: 8px; border: 0;
  background: #2f6fed; color: white; font: inherit; cursor: pointer;
}
button.no { background: #3a4654; margin-left: 8px; }
.err { color: #ffb4b4; }
.log { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.msg { padding: 10px 12px; border-radius: 10px; white-space: pre-wrap; }
.you { background: #243140; }
.peepsule { background: #1a2a24; }
.proposal pre, .dlg pre { overflow: auto; background: #0e151c; padding: 10px; border-radius: 8px; }
.dlg {
  background: #18222c; color: inherit; border: 1px solid #2c3c4c;
  border-radius: 12px; padding: 16px; width: min(440px, calc(100vw - 32px));
}
.dlg::backdrop { background: rgba(0, 0, 0, .6); }
.dlg h2 { font-size: 1.1rem; margin: 0 0 8px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; }
.row button.no { margin-left: 0; }
.muted { color: #9aafc0; font-size: 0.92rem; }
code { font-family: ui-monospace, monospace; }
ul.devices { padding-left: 18px; }