:root {
  --bg: var(--tg-theme-bg-color, #f2f3f7);
  --bg2: var(--tg-theme-secondary-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #111318);
  --hint: var(--tg-theme-hint-color, #7d8592);
  --link: var(--tg-theme-link-color, #2f80ed);
  --btn: var(--tg-theme-button-color, #2f80ed);
  --btn-text: var(--tg-theme-button-text-color, #ffffff);
  --card: var(--tg-theme-section-bg-color, var(--tg-theme-bg-color, #ffffff));
  --border: color-mix(in srgb, var(--text) 12%, transparent);
  --ok: #2ea043;
  --warn: #d29922;
  --bad: #e5484d;
  --radius: 14px;
  --tab-h: 58px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font: 15px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; }
body { min-height: 100vh; }
a { color: var(--link); }
#app { display: flex; flex-direction: column; min-height: 100vh; }
.topbar { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px; background: var(--bg2); border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; font-size: 17px; }
.topbar-right { font-size: 13px; color: var(--hint); max-width: 55%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.view { flex: 1; padding: 14px 16px calc(var(--tab-h) + 24px); max-width: 720px; width: 100%; margin: 0 auto; }
.tabs { position: fixed; bottom: 0; left: 0; right: 0; height: var(--tab-h); display: flex; background: var(--bg2);
  border-top: 1px solid var(--border); padding-bottom: env(safe-area-inset-bottom); z-index: 5; }
.tab { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  font-size: 11px; color: var(--hint); background: none; border: 0; cursor: pointer; padding: 6px 2px; }
.tab .ico { font-size: 20px; line-height: 1; }
.tab.active { color: var(--btn); font-weight: 600; }
.center { text-align: center; padding: 30px 0; }
.muted { color: var(--hint); }
.small { font-size: 13px; }
h2 { font-size: 20px; margin: 4px 0 12px; }
h3 { font-size: 16px; margin: 16px 0 8px; }
.card { background: var(--card); border-radius: var(--radius); padding: 14px; margin-bottom: 12px; border: 1px solid var(--border); }
.card.clickable { cursor: pointer; }
.card.clickable:active { opacity: .8; }
.row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.row.top { align-items: flex-start; }
.row + .row { margin-top: 6px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; }
.stat .v { font-size: 22px; font-weight: 700; }
.stat .l { font-size: 12px; color: var(--hint); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 10px 14px; border-radius: 12px;
  border: 0; background: var(--btn); color: var(--btn-text); font-size: 15px; font-weight: 600; cursor: pointer; text-decoration: none; }
.btn.block { width: 100%; margin-top: 8px; }
.btn.secondary { background: color-mix(in srgb, var(--btn) 14%, transparent); color: var(--btn); }
.btn.danger { background: color-mix(in srgb, var(--bad) 14%, transparent); color: var(--bad); }
.btn.small { padding: 7px 10px; font-size: 13px; border-radius: 10px; }
.btn:disabled { opacity: .5; cursor: default; }
.btn-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.badge { display: inline-block; white-space: nowrap; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: color-mix(in srgb, var(--hint) 18%, transparent); color: var(--text); }
.badge.ok { background: color-mix(in srgb, var(--ok) 18%, transparent); color: var(--ok); }
.badge.warn { background: color-mix(in srgb, var(--warn) 22%, transparent); color: var(--warn); }
.badge.bad { background: color-mix(in srgb, var(--bad) 16%, transparent); color: var(--bad); }
.bar { height: 8px; border-radius: 6px; background: color-mix(in srgb, var(--hint) 20%, transparent); overflow: hidden; margin: 6px 0; }
.bar > i { display: block; height: 100%; background: var(--btn); }
.bar > i.warn { background: var(--warn); }
.bar > i.bad { background: var(--bad); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; word-break: break-all; }
.linkbox { background: color-mix(in srgb, var(--hint) 10%, transparent); border-radius: 10px; padding: 10px; margin: 8px 0; }
.qr { display: block; width: 220px; max-width: 100%; margin: 10px auto; border-radius: 12px; background: #fff; }
input, textarea, select { width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--bg2); color: var(--text); font: inherit; margin: 4px 0 10px; }
textarea { min-height: 96px; resize: vertical; }
label { font-size: 13px; color: var(--hint); }
.list-item { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 12px 2px; border-bottom: 1px solid var(--border); cursor: pointer; }
.list-item:last-child { border-bottom: 0; }
.list-item .t { font-weight: 600; }
.list-item .s { font-size: 12px; color: var(--hint); }
.subtabs { display: flex; gap: 6px; overflow-x: auto; padding-bottom: 8px; margin-bottom: 8px; }
.subtabs button { flex: 0 0 auto; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--bg2); color: var(--text); font-size: 13px; cursor: pointer; }
.subtabs button.active { background: var(--btn); color: var(--btn-text); border-color: var(--btn); }
.msg { max-width: 85%; padding: 8px 12px; border-radius: 12px; margin: 6px 0; font-size: 14px; white-space: pre-wrap; }
.msg.user { background: color-mix(in srgb, var(--btn) 16%, transparent); margin-left: auto; }
.msg.admin { background: var(--bg2); border: 1px solid var(--border); }
.msg .time { display: block; font-size: 11px; color: var(--hint); margin-top: 2px; }
.content-html { line-height: 1.5; white-space: pre-wrap; }
.content-html img { max-width: 100%; border-radius: 10px; }
.toast { position: fixed; left: 50%; bottom: calc(var(--tab-h) + 16px); transform: translateX(-50%); background: #222; color: #fff;
  padding: 10px 16px; border-radius: 12px; font-size: 14px; z-index: 20; max-width: 90%; text-align: center; box-shadow: 0 6px 24px rgba(0,0,0,.25); }
.toast.error { background: var(--bad); }
.hidden { display: none !important; }
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 15; display: flex; align-items: flex-end; justify-content: center; }
.modal-card { background: var(--bg2); border-radius: 18px 18px 0 0; padding: 18px 16px calc(18px + env(safe-area-inset-bottom)); width: 100%; max-width: 720px; max-height: 88vh; overflow: auto; }
.back { background: none; border: 0; color: var(--link); font-size: 15px; padding: 0 0 10px; cursor: pointer; }
.kv { display: grid; grid-template-columns: 120px 1fr; gap: 4px 10px; font-size: 14px; }
.kv div:nth-child(odd) { color: var(--hint); }
.pill-list { display: flex; flex-wrap: wrap; gap: 6px; }
.empty { text-align: center; color: var(--hint); padding: 24px 0; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
td, th { padding: 6px 4px; border-bottom: 1px solid var(--border); text-align: left; vertical-align: top; }
th { color: var(--hint); font-weight: 500; }