/* Chat de suporte — widget flutuante */

.ta-support-root {
  position: fixed;
  bottom: 1.25rem;
  right: 1.25rem;
  z-index: 9990;
  font-family: 'Inter', system-ui, sans-serif;
}

.ta-support-toggle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: linear-gradient(135deg, var(--color-primary-600, #7c3aed), var(--color-primary-500, #8b5cf6));
  color: #fff;
  font-size: 1.35rem;
  box-shadow: 0 8px 24px rgba(124, 58, 237, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.ta-support-toggle:hover {
  transform: scale(1.05);
  box-shadow: 0 12px 28px rgba(124, 58, 237, 0.5);
}

/* Home: bubble oculto até scroll ou timeout — prioriza CTA hero */
.ta-support-toggle--delayed {
  opacity: 0;
  transform: scale(0.85);
  pointer-events: none;
  transition: opacity 0.45s ease, transform 0.45s ease, box-shadow 0.2s;
}
.ta-support-toggle--delayed.ta-support-toggle--visible {
  opacity: 1;
  transform: scale(1);
  pointer-events: auto;
}
.ta-support-toggle--delayed.ta-support-toggle--visible:hover {
  transform: scale(1.05);
}

.ta-support-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: #ef4444;
  color: #fff;
  font-size: 0.6875rem;
  font-weight: 700;
  display: none;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
}

.ta-support-panel {
  position: absolute;
  bottom: calc(100% + 12px);
  right: 0;
  width: min(380px, calc(100vw - 2rem));
  height: 480px;
  max-height: calc(100vh - 6rem);
  background: var(--color-surface, #fff);
  border-radius: 16px;
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.18);
  border: 1px solid var(--color-border, #e5e7eb);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.96);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
  overflow: hidden;
}

.ta-support-panel--open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.ta-support-header {
  padding: 1rem 1.125rem;
  background: linear-gradient(135deg, #7c3aed, #6366f1);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.ta-support-header h2 {
  margin: 0;
  font-size: 0.9375rem;
  font-weight: 600;
}

.ta-support-header p {
  margin: 2px 0 0;
  font-size: 0.6875rem;
  opacity: 0.85;
}

.ta-support-close {
  background: rgba(255,255,255,0.15);
  border: none;
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
}

.ta-support-messages {
  flex: 1;
  overflow-y: auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--color-surface-alt, #f9fafb);
}

.ta-support-empty {
  text-align: center;
  color: var(--color-text-muted, #6b7280);
  font-size: 0.875rem;
  margin: auto;
  padding: 1rem;
}

.ta-support-msg {
  max-width: 88%;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.ta-support-msg--user {
  align-self: flex-end;
  align-items: flex-end;
}

.ta-support-msg--staff {
  align-self: flex-start;
  align-items: flex-start;
}

.ta-support-msg--assistant {
  align-self: flex-start;
  align-items: flex-start;
}

.ta-support-msg--system {
  align-self: center;
  align-items: center;
  max-width: 96%;
}

.ta-support-msg-label {
  font-size: 0.625rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-text-muted, #6b7280);
  padding: 0 4px;
}

.ta-support-msg-body {
  padding: 0.625rem 0.875rem;
  border-radius: 12px;
  font-size: 0.8125rem;
  line-height: 1.45;
  word-break: break-word;
}

.ta-support-msg--user .ta-support-msg-body {
  background: var(--color-primary-500, #8b5cf6);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.ta-support-msg--staff .ta-support-msg-body {
  background: var(--color-surface, #fff);
  color: var(--color-text, #1f2937);
  border: 1px solid var(--color-border, #e5e7eb);
  border-bottom-left-radius: 4px;
}

.ta-support-msg--assistant .ta-support-msg-body {
  background: linear-gradient(135deg, #ede9fe, #f5f3ff);
  color: #4c1d95;
  border: 1px solid #ddd6fe;
  border-bottom-left-radius: 4px;
}

.ta-support-msg--assistant .ta-support-msg-body code {
  background: rgba(124, 58, 237, 0.12);
  padding: 0 4px;
  border-radius: 4px;
  font-size: 0.75rem;
}

.ta-support-msg--system .ta-support-msg-body {
  background: transparent;
  color: var(--color-text-secondary, #4b5563);
  border: 1px dashed var(--color-border, #d1d5db);
  border-radius: 10px;
  font-size: 0.75rem;
  text-align: center;
  padding: 0.75rem 1rem;
}

.ta-support-msg--system .ta-support-msg-body code {
  background: var(--color-surface-alt, #f3f4f6);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.6875rem;
}

.ta-support-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.6875rem;
  font-weight: 500;
  flex-shrink: 0;
  border-bottom: 1px solid var(--color-border, #e5e7eb);
}

.ta-support-status--ai {
  background: #f5f3ff;
  color: #5b21b6;
}

.ta-support-status--escalated {
  background: #fef3c7;
  color: #92400e;
}

.ta-support-typing {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  font-size: 0.6875rem;
  color: var(--color-text-muted, #6b7280);
  background: var(--color-surface, #fff);
  border-top: 1px solid var(--color-border-light, #f3f4f6);
}

.ta-support-typing-dots {
  display: inline-flex;
  gap: 3px;
}

.ta-support-typing-dots span {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-primary-400, #a78bfa);
  animation: ta-support-bounce 1.2s infinite ease-in-out;
}

.ta-support-typing-dots span:nth-child(2) { animation-delay: 0.15s; }
.ta-support-typing-dots span:nth-child(3) { animation-delay: 0.3s; }

@keyframes ta-support-bounce {
  0%, 80%, 100% { transform: scale(0.6); opacity: 0.4; }
  40% { transform: scale(1); opacity: 1; }
}

.ta-support-actions {
  padding: 0.375rem 0.75rem 0;
  background: var(--color-surface, #fff);
  flex-shrink: 0;
}

.ta-support-escalate {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--color-text-secondary, #4b5563);
  background: var(--color-surface-alt, #f9fafb);
  border: 1px solid var(--color-border, #e5e7eb);
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.ta-support-escalate:hover {
  background: #fef3c7;
  border-color: #fcd34d;
  color: #92400e;
}

.ta-support-escalate--active {
  background: #fef3c7;
  border-color: #f59e0b;
  color: #92400e;
}

.ta-support-msg-time {
  font-size: 0.625rem;
  color: var(--color-text-muted, #9ca3af);
  padding: 0 4px;
}

.ta-support-form {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem;
  border-top: 1px solid var(--color-border, #e5e7eb);
  background: var(--color-surface, #fff);
  flex-shrink: 0;
}

.ta-support-form textarea {
  flex: 1;
  resize: none;
  border: 1px solid var(--color-border, #e5e7eb);
  border-radius: 10px;
  padding: 0.625rem 0.75rem;
  font-size: 0.8125rem;
  font-family: inherit;
  min-height: 42px;
  max-height: 100px;
  background: var(--color-surface-alt, #f9fafb);
  color: var(--color-text, #1f2937);
}

.ta-support-form textarea:focus {
  outline: none;
  border-color: var(--color-primary-400, #a78bfa);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.ta-support-send {
  width: 42px;
  height: 42px;
  border: none;
  border-radius: 10px;
  background: var(--color-primary-500, #8b5cf6);
  color: #fff;
  cursor: pointer;
  flex-shrink: 0;
  align-self: flex-end;
}

.ta-support-send:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

@media (max-width: 480px) {
  .ta-support-root {
    bottom: 0.75rem;
    right: 0.75rem;
  }
  .ta-support-panel {
    width: calc(100vw - 1.5rem);
    height: min(70vh, 480px);
  }
}

/* ── Chat comercial (visitantes deslogados) ── */

.ta-support-root--sales .ta-support-toggle--sales {
  background: linear-gradient(135deg, #059669, #10b981);
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.45);
}

.ta-support-root--sales .ta-support-toggle--sales:hover {
  box-shadow: 0 12px 28px rgba(16, 185, 129, 0.5);
}

.ta-support-header--sales {
  background: linear-gradient(135deg, #059669, #0d9488) !important;
}

.ta-support-status--sales {
  background: #ecfdf5;
  color: #065f46;
  border-bottom: 1px solid #a7f3d0;
}

.ta-support-msg--sales-bot .ta-support-msg-body {
  background: linear-gradient(135deg, #ecfdf5, #f0fdf4);
  color: #065f46;
  border: 1px solid #a7f3d0;
}

.ta-support-send--sales {
  background: #10b981 !important;
}

.ta-support-send--sales:hover {
  background: #059669 !important;
}

.ta-sales-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.625rem 0.75rem 0;
  background: var(--color-surface, #fff);
  flex-shrink: 0;
}

.ta-sales-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.625rem 1rem;
  border-radius: 10px;
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.ta-sales-cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.45);
  color: #fff;
}

.ta-sales-cta-hint {
  font-size: 0.625rem;
  color: var(--color-text-muted, #6b7280);
}

.ta-sales-inline-link {
  color: #059669;
  font-weight: 600;
  text-decoration: underline;
}

/* Bolha entrando — chat progressivo */
@keyframes ta-chat-bubble-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.ta-support-msg--enter {
  animation: ta-chat-bubble-in 0.32s ease-out forwards;
}

.ta-support-msg-body {
  line-height: 1.45;
}

.ta-support-msg--assistant .ta-support-msg-body,
.ta-support-msg--sales-bot .ta-support-msg-body {
  max-width: 100%;
}