:root {
  --app-bg: var(--tg-theme-bg-color, #efeff4);
  --app-card: var(--tg-theme-secondary-bg-color, #ffffff);
  --app-text: var(--tg-theme-text-color, #111111);
  --app-hint: var(--tg-theme-hint-color, #6b7280);
  --app-btn: var(--tg-theme-button-color, #2481cc);
  --app-btn-text: var(--tg-theme-button-text-color, #ffffff);
  --app-border: rgba(127, 127, 127, 0.28);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background: var(--app-bg);
  color: var(--app-text);
}

.app {
  max-width: 720px;
  margin: 0 auto;
  min-height: 100vh;
  padding: calc(8px + var(--tg-content-safe-area-inset-top, 0px)) 12px calc(12px + var(--tg-safe-area-inset-bottom, 0px));
}

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 2px 10px;
}

.top__title {
  margin: 0;
  font-size: 22px;
}

.top__user {
  color: var(--app-hint);
  font-size: 14px;
}

.tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.tab {
  border: 1px solid var(--app-border);
  background: var(--app-card);
  color: var(--app-text);
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  font-weight: 600;
}

.tab--active {
  background: var(--app-btn);
  color: var(--app-btn-text);
  border-color: transparent;
}

.tab-content {
  display: none;
  background: var(--app-card);
  border: 1px solid var(--app-border);
  border-radius: 14px;
  padding: 14px;
}

.tab-content--active {
  display: block;
}

.field-label {
  font-size: 13px;
  color: var(--app-hint);
  display: block;
  margin-bottom: 8px;
}

.input {
  width: 100%;
  border: 1px solid var(--app-border);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--app-bg);
  color: var(--app-text);
  margin-bottom: 10px;
}

.input--area {
  min-height: 96px;
  resize: vertical;
}

.messages {
  border: 1px solid var(--app-border);
  border-radius: 10px;
  background: var(--app-bg);
  min-height: 180px;
  max-height: 280px;
  overflow: auto;
  padding: 8px;
  margin: 8px 0 10px;
}

.message {
  padding: 8px;
  border-radius: 9px;
  margin-bottom: 8px;
}

.my-message {
  background: rgba(36, 129, 204, 0.12);
}

.their-message {
  background: rgba(127, 127, 127, 0.16);
}

.message-sender {
  font-size: 12px;
  color: var(--app-hint);
}

.message-time {
  font-size: 11px;
  color: var(--app-hint);
  margin-top: 4px;
}

.actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.btn {
  border: none;
  border-radius: 10px;
  padding: 10px 12px;
  cursor: pointer;
  background: var(--app-btn);
  color: var(--app-btn-text);
  font-weight: 600;
}

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

.panel {
  min-height: 240px;
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: 10px;
  padding: 12px;
}

.profile {
  background: var(--app-bg);
  border: 1px solid var(--app-border);
  border-radius: 10px;
  padding: 14px;
}

.profile__avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  margin-bottom: 10px;
  background: rgba(127, 127, 127, 0.25);
}

.profile__row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 6px 0;
}

.mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  word-break: break-word;
}

.debug-title {
  font-size: 13px;
  color: var(--app-hint);
  margin: 12px 0 6px;
}

.debug-box {
  margin: 0;
  padding: 10px;
  border: 1px solid var(--app-border);
  border-radius: 10px;
  background: var(--app-bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 12px;
  line-height: 1.4;
  max-height: 210px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}