:root {
  --arara-blue: #0b5fff;
  --arara-blue-dark: #073a9e;
  --arara-yellow: #ffc400;
  --arara-black: #111111;
  --arara-white: #ffffff;
  --arara-gray-bg: #f4f5f7;
  --arara-gray-border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--arara-gray-bg);
  color: var(--arara-black);
}

/* ---------- Topo ---------- */

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--arara-black);
  color: var(--arara-white);
}

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

.topbar-brand img {
  width: 32px;
  height: 32px;
}

.topbar h1 {
  font-size: 18px;
  margin: 0;
  letter-spacing: 0.02em;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.connection-status {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #52606d;
}

.connection-status.online {
  background: #1e8e3e;
}

.connection-status.offline {
  background: #c0392b;
}

.logout-button {
  background: transparent;
  border: 1px solid #4b5563;
  color: var(--arara-white);
  padding: 5px 12px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
}

.logout-button:hover {
  background: #2a333c;
}

/* ---------- Barra de filtro ---------- */

.board-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px 0;
  font-size: 13px;
  color: #42526e;
}

.board-toolbar select {
  padding: 5px 8px;
  border-radius: 6px;
  border: 1px solid #d1d5db;
  font-size: 13px;
}

/* ---------- Quadro Kanban ---------- */

.board {
  display: flex;
  gap: 12px;
  padding: 16px;
  overflow-x: auto;
  align-items: flex-start;
}

.column {
  flex: 0 0 240px;
  background: #ebedf0;
  border-radius: 8px;
  padding: 10px;
  min-height: 60vh;
  border-top: 3px solid var(--arara-blue);
}

.column h2 {
  font-size: 13px;
  margin: 4px 6px 10px;
  color: var(--arara-blue-dark);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 700;
}

.cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 40px;
}

.cards.drag-over {
  background: #dce8ff;
  border-radius: 6px;
}

.card {
  background: white;
  border-radius: 6px;
  padding: 10px 12px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.12);
  cursor: grab;
  border-left: 4px solid var(--arara-blue);
}

.card.paused {
  border-left-color: var(--arara-yellow);
}

.card:active {
  cursor: grabbing;
}

.card .card-name {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 4px;
}

.card .card-preview {
  font-size: 12px;
  color: #5f6b7a;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card .card-badge {
  display: inline-block;
  margin-top: 6px;
  margin-right: 4px;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 999px;
  background: var(--arara-yellow);
  color: var(--arara-black);
  font-weight: 600;
}

.card .card-channel {
  display: inline-block;
  margin-top: 6px;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 999px;
  background: #e0e7ff;
  color: var(--arara-blue-dark);
  font-weight: 600;
}

/* ---------- Painel lateral de conversa ---------- */

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 10;
}

.panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 100%);
  background: white;
  box-shadow: -2px 0 12px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  z-index: 20;
}

.hidden {
  display: none !important;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--arara-gray-border);
  background: var(--arara-black);
  color: var(--arara-white);
}

.panel-header h2 {
  font-size: 16px;
  margin: 0;
}

.icon-button {
  border: none;
  background: transparent;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  color: var(--arara-white);
}

.panel-controls {
  padding: 10px 16px;
  border-bottom: 1px solid var(--arara-gray-border);
  background: #fff8e1;
}

.switch {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  cursor: pointer;
}

.switch input {
  accent-color: var(--arara-blue);
}

.panel-tabs {
  display: flex;
  border-bottom: 1px solid var(--arara-gray-border);
}

.panel-tab {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  font-size: 13px;
  font-weight: 600;
  color: #6b7280;
  cursor: pointer;
  border-bottom: 2px solid transparent;
}

.panel-tab.active {
  color: var(--arara-blue);
  border-bottom-color: var(--arara-blue);
}

#tab-conversa {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

#tab-resumo {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 16px;
}

.summary-box {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-generate {
  align-self: flex-start;
  padding: 8px 14px;
  border: none;
  border-radius: 6px;
  background: var(--arara-blue);
  color: white;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.summary-generate:disabled {
  opacity: 0.6;
  cursor: default;
}

.summary-text {
  font-size: 13px;
  line-height: 1.6;
  color: var(--arara-black);
  white-space: pre-wrap;
}

.messages {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: #fafafa;
}

.bubble {
  max-width: 80%;
  padding: 8px 12px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.4;
  white-space: pre-wrap;
}

.bubble .bubble-meta {
  display: block;
  font-size: 10px;
  opacity: 0.65;
  margin-top: 4px;
}

.bubble.client {
  align-self: flex-start;
  background: #e5e7eb;
  color: var(--arara-black);
}

.bubble.ai {
  align-self: flex-end;
  background: #d6e6ff;
  color: var(--arara-blue-dark);
}

.bubble.human {
  align-self: flex-end;
  background: #fff1bf;
  color: #7a5900;
}

.send-form {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid var(--arara-gray-border);
}

.send-form input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 13px;
}

.send-form button {
  padding: 8px 14px;
  border: none;
  border-radius: 6px;
  background: var(--arara-blue);
  color: white;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.send-form button:hover {
  background: var(--arara-blue-dark);
}

/* ---------- Tela de login ---------- */

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(160deg, var(--arara-black) 0%, var(--arara-blue-dark) 100%);
}

.login-card {
  background: var(--arara-white);
  border-radius: 12px;
  padding: 32px 32px 24px;
  width: min(340px, 90vw);
  text-align: center;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.login-logo {
  width: 56px;
  height: 56px;
  margin-bottom: 8px;
}

.login-card h1 {
  margin: 0 0 2px;
  font-size: 24px;
  color: var(--arara-black);
}

.login-subtitle {
  margin: 0 0 20px;
  font-size: 13px;
  color: #6b7280;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
}

.login-form label {
  font-size: 12px;
  font-weight: 600;
  color: #374151;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.login-form input {
  padding: 9px 10px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 14px;
}

.login-form input:focus {
  outline: 2px solid var(--arara-blue);
  border-color: var(--arara-blue);
}

.login-form button {
  margin-top: 6px;
  padding: 10px;
  border: none;
  border-radius: 6px;
  background: var(--arara-blue);
  color: white;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
}

.login-form button:hover {
  background: var(--arara-blue-dark);
}

.login-error {
  margin-top: 14px;
  color: #b91c1c;
  font-size: 13px;
}

.login-brand-strip {
  height: 4px;
  border-radius: 4px;
  margin-top: 20px;
  background: linear-gradient(90deg, var(--arara-blue) 0%, var(--arara-yellow) 100%);
}

/* ---------- Modal de conexões WhatsApp ---------- */

.modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(420px, 92vw);
  max-height: 82vh;
  overflow-y: auto;
  background: white;
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  z-index: 30;
}

.connections-list {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.connection-item {
  border: 1px solid var(--arara-gray-border);
  border-radius: 8px;
  padding: 12px;
}

.connection-item-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.connection-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #9ca3af;
}

.connection-dot.online {
  background: #1e8e3e;
}

.connection-dot.offline {
  background: #c0392b;
}

.connection-status-text {
  margin-left: auto;
  font-size: 12px;
  color: #6b7280;
}

.connection-hint {
  font-size: 12px;
  color: #6b7280;
  margin: 10px 0 8px;
}

.connection-qr {
  display: block;
  width: 200px;
  height: 200px;
  margin: 0 auto;
  border: 1px solid var(--arara-gray-border);
  border-radius: 6px;
}