/* ── Bubbles ──────────────────────────────────────────── */
.bubble {
  max-width: 88%;
  padding: 14px 18px;
  font-size: 14px;
  font-weight: var(--font-weight-regular);
  line-height: 1.6;
  word-break: break-word;
  animation: bubble-in 0.25s var(--ease-smooth);
}

.bubble-ai {
  background: var(--color-surface-raised);
  color: var(--color-text);
  border-radius: var(--radius-bubble) var(--radius-bubble) var(--radius-bubble) var(--radius-bubble-tail);
  align-self: flex-start;
  border: 1px solid var(--color-border);
}

.bubble-user {
  background: var(--color-teal);
  color: white;
  border-radius: var(--radius-bubble) var(--radius-bubble) var(--radius-bubble-tail) var(--radius-bubble);
  align-self: flex-end;
  font-weight: var(--font-weight-regular);
}

/* Dot prefix on AI messages */
.bubble-ai::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  background: var(--color-teal);
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  margin-bottom: 2px;
  flex-shrink: 0;
}

/* ── Typing indicator ─────────────────────────────────── */
.typing-indicator {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: 14px 18px;
  background: var(--color-surface-raised);
  border-radius: var(--radius-bubble) var(--radius-bubble) var(--radius-bubble) var(--radius-bubble-tail);
  align-self: flex-start;
  border: 1px solid var(--color-border);
  width: fit-content;
}

.typing-dot {
  width: 6px;
  height: 6px;
  background: var(--color-teal);
  border-radius: 50%;
  animation: typing-bounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* ── Input bar ────────────────────────────────────────── */
#input-bar {
  background: var(--color-surface);
  border-radius: var(--radius-input);
  padding: 12px 14px;
  display: flex;
  align-items: flex-end;
  gap: 10px;
  border: 1px solid var(--color-border);
  transition: border-color 0.2s;
}

#input-bar:focus-within {
  border-color: rgba(42, 191, 191, 0.4);
}

#message-input {
  flex: 1;
  background: none;
  border: none;
  color: var(--color-text);
  font-size: 14px;
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  resize: none;
  max-height: 120px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

#message-input::placeholder {
  color: var(--color-text-placeholder);
}

#send-btn {
  width: 32px;
  height: 32px;
  min-width: 32px;
  background: var(--color-teal);
  border-radius: var(--radius-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 16px;
  transition: background 0.15s, opacity 0.15s;
  flex-shrink: 0;
}

#send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

#send-btn:not(:disabled):hover {
  background: color-mix(in srgb, var(--color-teal) 85%, white);
}

/* ── Workout card (rendered in chat) ──────────────────── */
.workout-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 16px;
  align-self: flex-start;
  max-width: 92%;
  font-size: 13px;
}

.workout-card-header {
  color: var(--color-teal);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.workout-card-news {
  color: var(--color-text-muted);
  font-size: 12px;
  font-style: italic;
  margin-bottom: 12px;
  line-height: 1.5;
}

.workout-card-purpose {
  color: var(--color-text);
  margin-bottom: 14px;
  line-height: 1.5;
}

.workout-set {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 8px 0;
  border-top: 1px solid var(--color-border);
}

.workout-set-badge {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 20px;
  background: rgba(42, 191, 191, 0.12);
  color: var(--color-teal);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 2px;
}

.workout-set-detail {
  flex: 1;
  color: var(--color-text);
  line-height: 1.5;
}

.workout-set-interval {
  color: var(--color-text-muted);
  font-size: 12px;
}

.workout-total {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 12px;
  text-align: right;
}

.workout-total strong {
  color: var(--color-teal);
}