:root {
  --bg: var(--tg-theme-bg-color, #17212b);
  --bg2: var(--tg-theme-secondary-bg-color, #0e1621);
  --section: var(--tg-theme-section-bg-color, var(--bg));
  --text: var(--tg-theme-text-color, #f5f5f5);
  --hint: var(--tg-theme-hint-color, #8b9aa8);
  --link: var(--tg-theme-link-color, #6ab3f3);
  --btn: var(--tg-theme-button-color, #5288c1);
  --btn-text: var(--tg-theme-button-text-color, #fff);
  --ok: #3fb950;
  --warn: #d29922;
  --bad: #f85149;
  --muted: #6e7681;
  --radius: 12px;
}
* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
button:focus { outline: none; }
button:focus-visible { outline: 2px solid var(--link); outline-offset: -2px; }
html, body { margin: 0; background: var(--bg2); color: var(--text);
  font: 15px/1.4 -apple-system, system-ui, "Segoe UI", Roboto, sans-serif; -webkit-font-smoothing: antialiased; }
main { padding: 12px 12px 84px; max-width: 760px; margin: 0 auto; }
h1 { font-size: 20px; margin: 4px 4px 12px; display: flex; align-items: baseline; justify-content: space-between; }
h1 small { font-size: 12px; color: var(--hint); font-weight: 400; }
h2 { font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--hint); margin: 18px 6px 6px; font-weight: 600; }
.section { background: var(--section); border-radius: var(--radius); overflow: hidden; }
.row { display: flex; align-items: center; gap: 10px; padding: 11px 14px; min-height: 48px; }
.row + .row { border-top: 1px solid color-mix(in srgb, var(--hint) 18%, transparent); }
.row .main { flex: 1; min-width: 0; }
.row .title { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row .sub { color: var(--hint); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.row .value { color: var(--hint); font-size: 13px; text-align: right; white-space: nowrap; }
.row.tap { cursor: pointer; }
.row.tap:active { background: color-mix(in srgb, var(--hint) 12%, transparent); }
.dot { width: 10px; height: 10px; border-radius: 50%; flex: none; background: var(--muted); }
.dot.up { background: var(--ok); } .dot.down { background: var(--bad); } .dot.busy { background: var(--warn); }
.spark { flex: none; width: 76px; height: 24px; }
.badge { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: color-mix(in srgb, var(--hint) 18%, transparent); color: var(--hint); white-space: nowrap; }
.badge.ok { background: color-mix(in srgb, var(--ok) 22%, transparent); color: var(--ok); }
.tag { display: inline-block; vertical-align: middle; margin-left: 6px; font-size: 11px; font-weight: 400; padding: 1px 6px; border-radius: 6px; border: 1px solid color-mix(in srgb, var(--hint) 45%, transparent); color: var(--hint); }
.tag.on { border-color: color-mix(in srgb, var(--link) 60%, transparent); color: var(--link); }
.badge.warn { background: color-mix(in srgb, var(--warn) 22%, transparent); color: var(--warn); }
.limit { padding: 12px 14px; }
.limit + .limit { border-top: 1px solid color-mix(in srgb, var(--hint) 18%, transparent); }
.limit .top { display: flex; justify-content: space-between; }
.limit .pct { font-weight: 600; }
.bar { height: 8px; border-radius: 4px; background: color-mix(in srgb, var(--hint) 22%, transparent); margin: 8px 0 6px; overflow: hidden; }
.bar > div { height: 100%; background: var(--ok); border-radius: 4px; transition: width .4s; }
.bar.warn > div { background: var(--warn); } .bar.bad > div { background: var(--bad); }
.limit .when { color: var(--hint); font-size: 13px; }
input[type=search], textarea { width: 100%; border: none; outline: none; background: var(--section); color: var(--text);
  border-radius: 10px; padding: 10px 12px; font: inherit; }
textarea { resize: none; min-height: 44px; max-height: 160px; }
.seg { display: flex; background: var(--section); border-radius: 10px; padding: 3px; margin: 10px 0; }
.seg button { flex: 1; border: none; background: none; color: var(--hint); padding: 7px; border-radius: 8px; font: inherit; }
.seg button.on { background: var(--btn); color: var(--btn-text); }
.btn { border: none; border-radius: 10px; padding: 10px 14px; font: inherit; background: var(--btn); color: var(--btn-text); cursor: pointer; }
.btn.ghost { background: color-mix(in srgb, var(--hint) 18%, transparent); color: var(--text); }
.btn:disabled { opacity: .5; }
.actions { display: flex; gap: 8px; margin: 10px 0; }
.chat { display: flex; flex-direction: column; gap: 6px; margin: 10px 0 120px; }
.msg { max-width: 86%; padding: 8px 11px; border-radius: 14px; background: var(--section); white-space: pre-wrap; word-wrap: break-word; }
.msg.in { align-self: flex-end; background: color-mix(in srgb, var(--btn) 35%, var(--section)); }
.msg .at { font-size: 11px; color: var(--hint); margin-top: 3px; text-align: right; }
.msg img { max-width: 100%; border-radius: 8px; display: block; margin-top: 4px; }
.compose { position: fixed; left: 0; right: 0; bottom: 64px; padding: 8px 12px; background: var(--bg2); display: flex; gap: 8px; max-width: 760px; margin: 0 auto; }
.empty { color: var(--hint); text-align: center; padding: 28px 10px; }
.error { color: var(--bad); padding: 10px 6px; }
.meta { color: var(--hint); font-size: 13px; margin: 0 6px; }
/* шапка з кнопкою праворуч */
.head { display: flex; align-items: center; justify-content: space-between; margin: 4px 4px 10px; }
.head h1 { margin: 0; }
.btn.small { padding: 7px 12px; font-size: 14px; }
.link { background: none; border: none; color: var(--link); font: inherit; padding: 6px 4px; cursor: pointer; }
/* чипи налаштувань (машина, тека, модель, зусилля, дозволи) */
.chips { display: flex; gap: 6px; flex-wrap: wrap; margin: 8px 0; }
.chip { border: none; border-radius: 16px; padding: 6px 11px; font: inherit; font-size: 13px; cursor: pointer;
  background: color-mix(in srgb, var(--hint) 16%, transparent); color: var(--text); }
.chip span { color: var(--hint); }
.chip.ro { cursor: default; opacity: .75; }
/* нова сесія — як головне поле в Claude: велике поле вводу */
.newbox { background: var(--section); border-radius: 16px; padding: 12px; margin: 8px 0; }
.newbox textarea { background: transparent; padding: 4px 2px; min-height: 96px; font-size: 16px; }
.newbox .btn { width: 100%; margin-top: 8px; padding: 12px; font-size: 16px; }
/* вибір знизу екрана */
.sheet-bg { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 20; display: flex; align-items: flex-end; justify-content: center; }
.sheet { background: var(--bg); width: 100%; max-width: 760px; border-radius: 16px 16px 0 0; padding: 8px 0 calc(12px + env(safe-area-inset-bottom));
  max-height: 72vh; overflow-y: auto; }
.sheet-title { color: var(--hint); font-size: 13px; padding: 10px 18px 6px; }
.opt { display: flex; align-items: center; gap: 10px; padding: 12px 18px; cursor: pointer; }
.opt:active { background: color-mix(in srgb, var(--hint) 12%, transparent); }
.opt.on { color: var(--link); }
.opt .check { color: var(--link); }
/* картка запиту на дозвіл */
.card { background: var(--section); border-radius: 12px; padding: 12px; margin: 8px 0; border-left: 3px solid var(--warn); }
.card .sub { color: var(--hint); font-size: 13px; }
.card pre { white-space: pre-wrap; word-break: break-word; background: var(--bg2); padding: 8px 10px; border-radius: 8px; font-size: 13px; margin: 8px 0; }
.card .actions { margin: 6px 0 0; flex-wrap: wrap; }
.typing { color: var(--hint); font-size: 13px; padding: 2px 6px; }
.compose .send { border-radius: 50%; width: 44px; height: 44px; padding: 0; flex: none; font-size: 18px; }
nav#tabs .count { display: inline-block; min-width: 18px; padding: 0 5px; margin-left: 4px; border-radius: 9px; background: var(--bad); color: #fff; font-size: 11px; line-height: 18px; }
nav#tabs { position: fixed; left: 0; right: 0; bottom: 0; display: flex; background: var(--bg);
  border-top: 1px solid color-mix(in srgb, var(--hint) 18%, transparent); padding-bottom: env(safe-area-inset-bottom); z-index: 5; }
nav#tabs button { flex: 1; border: none; background: none; color: var(--hint); padding: 12px 4px 14px; font: inherit; font-size: 13px; }
nav#tabs button.on { color: var(--link); font-weight: 600; }