:root {
  color-scheme: light dark;
  --bg: var(--tg-theme-bg-color, #f5f7fb);
  --panel: var(--tg-theme-secondary-bg-color, #ffffff);
  --text: var(--tg-theme-text-color, #172033);
  --muted: var(--tg-theme-hint-color, #667085);
  --line: rgba(102, 112, 133, 0.24);
  --button: var(--tg-theme-button-color, #2364aa);
  --button-text: var(--tg-theme-button-text-color, #ffffff);
  --ok: #14815f;
  --warn: #b26a00;
  --bad: #c43d4b;
  --soft: rgba(35, 100, 170, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  min-height: 36px;
  padding: 0 12px;
  background: var(--button);
  color: var(--button-text);
  cursor: pointer;
}

button.secondary {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
}

button.danger {
  background: var(--bad);
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--panel);
  color: var(--text);
}

textarea {
  resize: vertical;
}

.shell {
  width: min(1040px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 12px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0 10px;
}

h1,
p {
  margin: 0;
}

h1 {
  font-size: 24px;
}

#status-line,
.muted,
.card-head span {
  color: var(--muted);
}

.icon-button {
  width: 40px;
  padding: 0;
  font-size: 18px;
}

.tabs,
.segmented,
.toolbar,
.inline-form,
.chat-form {
  display: flex;
  gap: 8px;
}

.tabs {
  position: sticky;
  top: 0;
  z-index: 2;
  overflow-x: auto;
  padding: 8px 0;
  background: var(--bg);
}

.tab,
.segmented button {
  flex: 0 0 auto;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
}

.tab.active,
.segmented button.active {
  border-color: transparent;
  background: var(--button);
  color: var(--button-text);
}

.view {
  display: none;
  padding: 8px 0 18px;
}

.view.active {
  display: block;
}

.toolbar {
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.segmented {
  overflow-x: auto;
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(120px, 180px) auto;
  align-items: center;
  margin-bottom: 12px;
}

#block-form {
  grid-template-columns: minmax(160px, 1fr) 110px 110px 130px auto;
}

.stack {
  display: grid;
  gap: 8px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
}

.card-head,
.card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-head {
  margin-bottom: 6px;
}

.card p {
  margin: 0;
  white-space: pre-wrap;
}

.card-actions {
  justify-content: flex-start;
  flex-wrap: wrap;
  margin-top: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 0 8px;
  background: var(--soft);
  color: var(--button);
}

.badge.warn {
  background: rgba(178, 106, 0, 0.12);
  color: var(--warn);
}

.badge.bad {
  background: rgba(196, 61, 75, 0.12);
  color: var(--bad);
}

.badge.ok {
  background: rgba(20, 129, 95, 0.12);
  color: var(--ok);
}

.chat-view {
  min-height: calc(100vh - 108px);
}

.chat-log {
  display: grid;
  align-content: start;
  gap: 8px;
  min-height: 360px;
  padding-bottom: 116px;
}

.message {
  max-width: min(760px, 92%);
  border-radius: 8px;
  padding: 10px;
  background: var(--panel);
  border: 1px solid var(--line);
  white-space: pre-wrap;
}

.message.user {
  justify-self: end;
  background: var(--button);
  color: var(--button-text);
}

.chat-form {
  position: sticky;
  bottom: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  padding: 10px 0 0;
  background: var(--bg);
}

.checkbox-line {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  white-space: nowrap;
}

.checkbox-line input {
  width: auto;
  min-height: auto;
}

.empty,
.error {
  border: 1px dashed var(--line);
  border-radius: 8px;
  padding: 14px;
  color: var(--muted);
  background: var(--panel);
}

.error {
  color: var(--bad);
}

@media (max-width: 720px) {
  .inline-form,
  #block-form,
  .chat-form {
    grid-template-columns: 1fr;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }
}