:root {
  --bg: var(--tg-theme-bg-color, #f6f7f9);
  --card: var(--tg-theme-secondary-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #1b1f24);
  --hint: var(--tg-theme-hint-color, #6b7280);
  --link: var(--tg-theme-link-color, #2563eb);
  --btn: var(--tg-theme-button-color, #2563eb);
  --btn-text: var(--tg-theme-button-text-color, #ffffff);
  --ok: #16a34a;
  --warn: #d97706;
  --bad: #dc2626;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: var(--tg-theme-bg-color, #0f1216);
    --card: var(--tg-theme-secondary-bg-color, #1a1f26);
    --text: var(--tg-theme-text-color, #e7eaee);
    --hint: var(--tg-theme-hint-color, #8b94a3);
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text);
  font: 16px/1.4 -apple-system, "Segoe UI", Roboto, system-ui, sans-serif; }
.top { display: flex; justify-content: space-between; align-items: center; padding: 14px 16px 6px; }
.brand { font-weight: 700; letter-spacing: .02em; }
.who { color: var(--hint); font-size: 14px; }
.screen { padding: 8px 16px 90px; max-width: 720px; margin: 0 auto; }
.card { background: var(--card); border-radius: var(--radius); padding: 14px 16px; margin: 10px 0;
  box-shadow: 0 1px 2px rgba(0,0,0,.05); }
.card h2 { margin: 0 0 6px; font-size: 17px; }
.muted { color: var(--hint); }
.row { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.tag { font-size: 13px; color: var(--hint); }
.pill { display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 999px; background: rgba(127,127,127,.15); }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); } .pill.bad { color: var(--bad); }
.btn { display: inline-block; background: var(--btn); color: var(--btn-text); border: 0; border-radius: 10px;
  padding: 10px 16px; font-size: 15px; cursor: pointer; text-decoration: none; }
.btn.sec { background: transparent; color: var(--link); border: 1px solid currentColor; }
.btn:disabled { opacity: .5; }
.tabs { position: fixed; left: 0; right: 0; bottom: 0; display: flex; background: var(--card);
  border-top: 1px solid rgba(127,127,127,.2); padding-bottom: env(safe-area-inset-bottom); }
.tabs[hidden] { display: none; }
.tabs button { flex: 1; background: none; border: 0; padding: 12px 0 10px; color: var(--hint); font-size: 14px; cursor: pointer; }
.tabs button.on { color: var(--link); font-weight: 600; }
.list { display: grid; gap: 8px; }
.item { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 10px 0;
  border-bottom: 1px solid rgba(127,127,127,.15); }
.item:last-child { border-bottom: 0; }
.item .t { flex: 1; min-width: 0; }
.item .t b { display: block; font-weight: 600; }
.item .t small { color: var(--hint); }
code { background: rgba(127,127,127,.15); padding: 2px 6px; border-radius: 6px; font-size: 15px; }
input, select { font: inherit; padding: 8px 10px; border-radius: 8px; border: 1px solid rgba(127,127,127,.35);
  background: var(--bg); color: var(--text); }
.err { color: var(--bad); }