:root {
  --bg: #0e1013; --card: #171a1f; --line: #262a31; --text: #e8eaed; --muted: #8b929c;
  --accent: #3ddc84; --accent-text: #08130c; --danger: #ff7a6b;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  padding: max(16px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
}
main { max-width: 560px; margin: 0 auto; }
h1 { font-size: 28px; margin: 8px 0 16px; letter-spacing: -0.01em; }
h2 { font-size: 17px; margin: 0 0 8px; }
h2.gap { margin-top: 20px; }
p { margin: 0 0 12px; }
.muted { color: var(--muted); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px; margin-bottom: 12px; }
.row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.steps ol { margin: 0 0 12px; padding-left: 20px; }
.steps li { margin-bottom: 4px; }
button, input { font: inherit; border-radius: 12px; min-height: 44px; }
button {
  border: 1px solid var(--line); background: #1f232a; color: var(--text); padding: 0 16px; cursor: pointer;
}
button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); font-weight: 600; }
button.link { background: none; border: none; color: var(--muted); padding: 0 4px; text-decoration: underline; }
button.danger { color: var(--danger); }
button:disabled { opacity: .5; }
input { flex: 1 1 180px; min-width: 0; background: var(--bg); color: var(--text); border: 1px solid var(--line); padding: 0 12px; }
input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.note { color: var(--muted); font-size: 14px; margin: 8px 0 0; min-height: 1em; }
.note:empty { display: none; }
.users { list-style: none; margin: 0 0 12px; padding: 0; }
.users li { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.users li:last-child { border-bottom: none; }
.users .name { flex: 1 1 auto; min-width: 0; overflow-wrap: anywhere; }
.users .meta { color: var(--muted); font-size: 14px; }
.users button { min-height: 36px; font-size: 14px; padding: 0 12px; }