/**
 * Minzi Chat Widget Styles v1.0.0
 * Design moderno e responsivo para o widget de chat
 */

/* ============================================
   RESET E VARIÁVEIS GLOBAIS
   ============================================ */
:root {
  --minzi-primary: #4F46E5;
  --minzi-primary-hover: #4338CA;
  --minzi-primary-light: #EEF2FF;
  --minzi-success: #10B981;
  --minzi-error: #EF4444;
  
  --minzi-bg-white: #FFFFFF;
  --minzi-bg-light: #F9FAFB;
  --minzi-bg-dark: #111827;
  
  --minzi-text-dark: #111827;
  --minzi-text-medium: #6B7280;
  --minzi-text-light: #9CA3AF;
  
  --minzi-border: #E5E7EB;
  --minzi-shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --minzi-shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
  --minzi-shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  --minzi-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
  
  --minzi-radius: 12px;
  --minzi-radius-sm: 8px;
  --minzi-radius-full: 9999px;
  
  --minzi-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   CONTAINER PRINCIPAL
   ============================================ */
.minzi-chat-container {
  position: fixed;
  z-index: 999999;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

.minzi-chat-container * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ============================================
   POSICIONAMENTO
   ============================================ */
/* Bottom End (padrão - canto inferior direito) */
.minzi-position-bottom-end {
  bottom: 20px;
  right: 20px;
}

/* Bottom Start (canto inferior esquerdo) */
.minzi-position-bottom-start {
  bottom: 20px;
  left: 20px;
}

/* Top End (canto superior direito) */
.minzi-position-top-end {
  top: 20px;
  right: 20px;
}

/* Top Start (canto superior esquerdo) */
.minzi-position-top-start {
  top: 20px;
  left: 20px;
}

/* ============================================
   BOTÃO FLUTUANTE
   ============================================ */
.minzi-chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: var(--minzi-radius-full);
  background: linear-gradient(135deg, var(--minzi-primary) 0%, var(--minzi-primary-hover) 100%);
  border: none;
  cursor: pointer;
  box-shadow: var(--minzi-shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--minzi-transition);
  position: relative;
  overflow: hidden;
}

.minzi-chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--minzi-shadow-xl);
}

.minzi-chat-toggle:active {
  transform: scale(0.95);
}

.minzi-chat-toggle svg {
  width: 28px;
  height: 28px;
  color: white;
  position: absolute;
  transition: var(--minzi-transition);
}

.minzi-chat-toggle .minzi-icon-closed {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

.minzi-chat-toggle .minzi-icon-open {
  opacity: 0;
  transform: rotate(-90deg) scale(0);
}

.minzi-chat-open .minzi-chat-toggle .minzi-icon-closed {
  opacity: 0;
  transform: rotate(90deg) scale(0);
}

.minzi-chat-open .minzi-chat-toggle .minzi-icon-open {
  opacity: 1;
  transform: rotate(0deg) scale(1);
}

/* Wrapper para botão e badge */
.minzi-chat-toggle-wrapper {
  position: relative;
  display: inline-block;
}

/* Badge de Notificação - FORA do botão */
.minzi-notification-badge {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--minzi-error);
  color: white;
  min-width: 24px;
  height: 24px;
  padding: 0 6px;
  border-radius: var(--minzi-radius-full);
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 600;
  border: 3px solid white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  animation: minzi-pulse 2s infinite;
  z-index: 1;
  pointer-events: none;
}

@keyframes minzi-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

/* ============================================
   JANELA DO CHAT
   ============================================ */
.minzi-chat-window {
  position: absolute;
  width: 380px;
  max-width: calc(100vw - 40px);
  height: 600px;
  max-height: calc(100vh - 100px);
  background: var(--minzi-bg-white);
  border-radius: var(--minzi-radius);
  box-shadow: var(--minzi-shadow-xl);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: scale(0.8) translateY(20px);
  pointer-events: none;
  transition: var(--minzi-transition);
  overflow: hidden;
}

/* Posicionamento da janela baseado no botão */
.minzi-position-bottom-end .minzi-chat-window,
.minzi-position-bottom-start .minzi-chat-window {
  bottom: 80px;
}

.minzi-position-top-end .minzi-chat-window,
.minzi-position-top-start .minzi-chat-window {
  top: 80px;
}

.minzi-position-bottom-end .minzi-chat-window,
.minzi-position-top-end .minzi-chat-window {
  right: 0;
}

.minzi-position-bottom-start .minzi-chat-window,
.minzi-position-top-start .minzi-chat-window {
  left: 0;
}

/* Estado aberto */
.minzi-chat-open .minzi-chat-window {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: all;
}

/* ============================================
   HEADER
   ============================================ */
.minzi-chat-header {
  background: linear-gradient(135deg, var(--minzi-primary) 0%, var(--minzi-primary-hover) 100%);
  color: white;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-shrink: 0;
}

.minzi-chat-header-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.minzi-chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--minzi-radius-full);
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.minzi-chat-avatar svg {
  width: 24px;
  height: 24px;
}

.minzi-chat-header-text h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 2px;
}

.minzi-status {
  font-size: 12px;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 6px;
}

.minzi-status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--minzi-radius-full);
  background: var(--minzi-success);
  animation: minzi-blink 2s infinite;
}

@keyframes minzi-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.minzi-close-button {
  width: 32px;
  height: 32px;
  border-radius: var(--minzi-radius-sm);
  background: rgba(255, 255, 255, 0.1);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--minzi-transition);
  color: white;
}

.minzi-close-button:hover {
  background: rgba(255, 255, 255, 0.2);
}

.minzi-close-button svg {
  width: 18px;
  height: 18px;
}

/* ============================================
   ÁREA DE MENSAGENS
   ============================================ */
.minzi-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  background: var(--minzi-bg-light);
  scroll-behavior: smooth;
}

.minzi-chat-messages::-webkit-scrollbar {
  width: 6px;
}

.minzi-chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.minzi-chat-messages::-webkit-scrollbar-thumb {
  background: var(--minzi-border);
  border-radius: var(--minzi-radius-full);
}

.minzi-chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--minzi-text-light);
}

/* ============================================
   MENSAGENS
   ============================================ */
.minzi-message {
  margin-bottom: 16px;
  animation: minzi-slide-in 0.3s ease-out;
}

@keyframes minzi-slide-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.minzi-message-content {
  max-width: 80%;
  padding: 12px 16px;
  border-radius: var(--minzi-radius);
  word-wrap: break-word;
}

.minzi-message-assistant .minzi-message-content {
  background: white;
  color: var(--minzi-text-dark);
  border-bottom-left-radius: 4px;
  box-shadow: var(--minzi-shadow-sm);
}

.minzi-message-user {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.minzi-message-user .minzi-message-content {
  background: linear-gradient(135deg, var(--minzi-primary) 0%, var(--minzi-primary-hover) 100%);
  color: white;
  border-bottom-right-radius: 4px;
}

.minzi-message-content p {
  margin: 0;
  line-height: 1.5;
}

.minzi-message-time {
  font-size: 11px;
  color: var(--minzi-text-light);
  margin-top: 4px;
  padding: 0 4px;
}

/* ============================================
   LOADING INDICATOR
   ============================================ */
.minzi-loading-indicator {
  display: none;
  padding: 12px 20px;
  background: var(--minzi-bg-light);
}

.minzi-typing-indicator {
  display: flex;
  gap: 4px;
  padding: 12px 16px;
  background: white;
  border-radius: var(--minzi-radius);
  max-width: fit-content;
  box-shadow: var(--minzi-shadow-sm);
}

.minzi-typing-indicator span {
  width: 8px;
  height: 8px;
  border-radius: var(--minzi-radius-full);
  background: var(--minzi-text-light);
  animation: minzi-typing 1.4s infinite;
}

.minzi-typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.minzi-typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes minzi-typing {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-10px);
    opacity: 1;
  }
}

/* ============================================
   INPUT ÁREA
   ============================================ */
.minzi-chat-input-container {
  flex-shrink: 0;
  background: white;
  border-top: 1px solid var(--minzi-border);
}

.minzi-chat-form {
  display: flex;
  padding: 16px;
  gap: 12px;
}

.minzi-chat-input {
  flex: 1;
  border: 1px solid var(--minzi-border);
  border-radius: var(--minzi-radius-sm);
  padding: 12px 16px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: var(--minzi-transition);
  background: var(--minzi-bg-light);
}

.minzi-chat-input:focus {
  border-color: var(--minzi-primary);
  background: white;
  box-shadow: 0 0 0 3px var(--minzi-primary-light);
}

.minzi-chat-input::placeholder {
  color: var(--minzi-text-light);
}

.minzi-send-button {
  width: 44px;
  height: 44px;
  border-radius: var(--minzi-radius-sm);
  background: var(--minzi-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--minzi-transition);
  flex-shrink: 0;
}

.minzi-send-button:hover {
  background: var(--minzi-primary-hover);
  transform: scale(1.05);
}

.minzi-send-button:active {
  transform: scale(0.95);
}

.minzi-send-button svg {
  width: 20px;
  height: 20px;
  color: white;
}

.minzi-powered-by {
  text-align: center;
  padding: 8px 16px 12px;
  font-size: 11px;
  color: var(--minzi-text-light);
}

.minzi-powered-by strong {
  color: var(--minzi-primary);
  font-weight: 600;
}

/* ============================================
   TEMA DARK
   ============================================ */
.minzi-theme-dark .minzi-chat-window {
  background: var(--minzi-bg-dark);
}

.minzi-theme-dark .minzi-chat-messages {
  background: #1F2937;
}

.minzi-theme-dark .minzi-message-assistant .minzi-message-content {
  background: #374151;
  color: #F9FAFB;
}

.minzi-theme-dark .minzi-chat-input-container {
  background: var(--minzi-bg-dark);
  border-top-color: #374151;
}

.minzi-theme-dark .minzi-chat-input {
  background: #374151;
  border-color: #4B5563;
  color: #F9FAFB;
}

.minzi-theme-dark .minzi-chat-input:focus {
  background: #4B5563;
}

.minzi-theme-dark .minzi-typing-indicator {
  background: #374151;
}

.minzi-theme-dark .minzi-loading-indicator {
  background: #1F2937;
}

/* ============================================
   RESPONSIVO
   ============================================ */
@media (max-width: 480px) {
  .minzi-chat-window {
    width: calc(100vw - 20px);
    height: calc(100vh - 100px);
  }
  
  .minzi-position-bottom-end,
  .minzi-position-bottom-start,
  .minzi-position-top-end,
  .minzi-position-top-start {
    left: 10px;
    right: 10px;
  }
  
  .minzi-position-bottom-end .minzi-chat-window,
  .minzi-position-bottom-start .minzi-chat-window {
    left: 0;
    right: 0;
    bottom: 80px;
  }
  
  .minzi-position-top-end .minzi-chat-window,
  .minzi-position-top-start .minzi-chat-window {
    left: 0;
    right: 0;
    top: 80px;
  }
}

/* ============================================
   ACESSIBILIDADE
   ============================================ */
.minzi-chat-toggle:focus-visible,
.minzi-close-button:focus-visible,
.minzi-send-button:focus-visible,
.minzi-chat-input:focus-visible {
  outline: 2px solid var(--minzi-primary);
  outline-offset: 2px;
}

/* Reduzir animações para quem preferir */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}