.ts-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
  margin-top: 20px;
}
@media (max-width: 820px) {
  .ts-layout { grid-template-columns: 1fr; }
}
.ts-thread {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.ts-tweet {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  padding: 16px 18px;
  transition: border-color var(--t), box-shadow var(--t);
  position: relative;
}
.ts-tweet:hover { border-color: var(--border-strong); }
.ts-tweet__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.ts-tweet__num {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}
.ts-tweet__chars {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.ts-tweet__chars.warn { color: var(--warning); }
.ts-tweet__chars.over { color: var(--danger); }
.ts-tweet__text {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--text-primary);
  word-break: break-word;
  white-space: pre-wrap;
  margin-bottom: 12px;
  min-height: 40px;
  border: none;
  background: transparent;
  width: 100%;
  resize: none;
  font-family: var(--font-sans);
  outline: none;
}
.ts-tweet__footer {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}
.ts-connector {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 20px;
  position: relative;
}
.ts-connector::before {
  content: '';
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 2px;
  height: 100%;
  background: var(--border);
}
.ts-empty {
  text-align: center;
  color: var(--text-muted);
  padding: 60px 20px;
  font-size: 0.95rem;
}
.ts-stats {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.ts-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 12px 20px;
  flex: 1;
  min-width: 80px;
}
.ts-stat__num {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}
.ts-stat__label {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-align: center;
}
.ts-options {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  padding: 12px 14px;
  background: var(--bg-elevated);
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
}
.ts-options label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
}
.ts-char-ring {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}