:root {
  /* Paleta Fluent Design 2 / Dark Luxury */
  --bg-app: #0e1117;
  --bg-surface: #161b26;
  --bg-surface-elevated: #1f2637;
  --bg-input: #131824;
  --bg-hover: #262f44;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-medium: rgba(255, 255, 255, 0.14);
  --border-focus: #38bdf8;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;

  --accent-primary: #38bdf8;
  --accent-secondary: #818cf8;
  --accent-gradient: linear-gradient(135deg, #38bdf8 0%, #6366f1 100%);
  --accent-glow: 0 0 20px rgba(56, 189, 248, 0.25);
  
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-full: 9999px;
  
  --shadow-card: 0 4px 20px -2px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--border-subtle);
  --shadow-elevated: 0 12px 32px -4px rgba(0, 0, 0, 0.6), 0 0 0 1px var(--border-medium);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI Variable Text', 'Segoe UI', -apple-system, BlinkMacSystemFont, Roboto, sans-serif;
  user-select: none;
  -webkit-font-smoothing: antialiased;
}

body {
  background-color: var(--bg-app);
  color: var(--text-primary);
  font-size: 13px;
  line-height: 1.5;
  padding: 16px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Scrollbar estilizada de luxo */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* Cabeçalho Executivo */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  margin-bottom: 14px;
  box-shadow: var(--shadow-card);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  width: 28px;
  height: 28px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: #fff;
  box-shadow: var(--accent-glow);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: -0.3px;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 6px;
}

.brand-badge {
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-primary);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.brand-sub {
  font-size: 10.5px;
  color: var(--text-secondary);
}

.status-pill {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  background: rgba(52, 211, 153, 0.12);
  color: var(--success);
  border: 1px solid rgba(52, 211, 153, 0.25);
  display: flex;
  align-items: center;
  gap: 5px;
}

.status-pulse {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.9); opacity: 0.7; }
}

/* Abas Modernas com Efeito Pílula */
.tabs {
  display: flex;
  background: var(--bg-surface);
  padding: 3px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  margin-bottom: 14px;
  gap: 3px;
}

.tab-btn {
  flex: 1;
  padding: 7px 0;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 11.5px;
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.04);
}

.tab-btn.active {
  background: var(--bg-surface-elevated);
  color: var(--text-primary);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4), 0 0 0 1px var(--border-medium);
}

.tab-content {
  display: none;
}

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

/* Títulos de Seções */
.section-title {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-tertiary);
  margin: 12px 0 8px 2px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Quick Replies Chips (Superhuman UX) */
.chips-container {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.chip {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  padding: 9px 12px;
  border-radius: var(--radius-md);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chip:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--accent-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.chip-content {
  display: flex;
  align-items: center;
  gap: 8px;
}

.chip-arrow {
  color: var(--text-tertiary);
  font-size: 14px;
  transition: color 0.15s ease;
}

.chip:hover .chip-arrow {
  color: var(--accent-primary);
}

/* Grade de Ações de Alta Densidade */
.grid-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}

.btn {
  padding: 9px 12px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 600;
  font-size: 12px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--accent-glow);
}

.btn-primary:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 0 25px rgba(56, 189, 248, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background: var(--bg-surface);
  border-color: var(--border-subtle);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: var(--bg-surface-elevated);
  border-color: var(--border-medium);
  color: #fff;
}

/* Cartão de Saída Executivo */
.output-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 14px;
  margin-top: 8px;
  box-shadow: var(--shadow-card);
}

.output-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 10px;
}

.output-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.output-body {
  font-size: 12.5px;
  color: var(--text-primary);
  white-space: pre-wrap;
  user-select: text;
  max-height: 250px;
  overflow-y: auto;
  line-height: 1.65;
  padding-right: 4px;
}

/* Inputs de Classe Enterprise */
.form-group {
  margin-bottom: 12px;
}

label {
  display: block;
  font-size: 10.5px;
  font-weight: 700;
  color: var(--text-tertiary);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

input, select, textarea {
  width: 100%;
  padding: 8px 12px;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 12.5px;
  outline: none;
  transition: all 0.2s ease;
  user-select: text;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.15);
  background: var(--bg-surface);
}

textarea {
  resize: vertical;
  min-height: 75px;
}

/* Badges de Auditoria */
.badge-banner {
  padding: 9px 12px;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 600;
}

.badge-security-safe {
  background: rgba(52, 211, 153, 0.1);
  border: 1px solid rgba(52, 211, 153, 0.25);
  color: var(--success);
}

.badge-security-alert {
  background: rgba(248, 113, 113, 0.12);
  border: 1px solid rgba(248, 113, 113, 0.35);
  color: var(--danger);
}

/* Modal de Ativação / Bloqueio Glassmorphism */
.license-modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(10, 14, 23, 0.92);
  backdrop-filter: blur(12px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.license-modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  max-width: 380px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-elevated);
}

.license-icon {
  width: 56px;
  height: 56px;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin: 0 auto 16px auto;
  box-shadow: var(--accent-glow);
}

.license-title {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
  letter-spacing: -0.3px;
}

.license-desc {
  font-size: 12px;
  color: var(--text-secondary);
  line-height: 1.55;
  margin-bottom: 20px;
}

.license-input {
  text-align: center;
  font-family: 'Consolas', monospace;
  font-size: 14px;
  letter-spacing: 1.5px;
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 12px;
  border-color: rgba(56, 189, 248, 0.3);
}

.license-error {
  font-size: 11.5px;
  color: var(--danger);
  margin-top: 10px;
  min-height: 18px;
}

/* Microfone com animação */
.recording-active {
  animation: pulse-red 1.5s infinite;
  background: rgba(248, 113, 113, 0.2) !important;
  border-color: var(--danger) !important;
  color: var(--danger) !important;
}

@keyframes pulse-red {
  0% { box-shadow: 0 0 0 0 rgba(248, 113, 113, 0.5); }
  70% { box-shadow: 0 0 0 10px rgba(248, 113, 113, 0); }
  100% { box-shadow: 0 0 0 0 rgba(248, 113, 113, 0); }
}

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.15);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}