* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary: #1a1a2e; --secondary: #16213e; --accent: #e94560;
  --accent-hover: #c23152; --success: #27ae60; --warning: #f39c12;
  --danger: #e74c3c; --info: #3498db; --bg: #f0f2f5;
  --card-bg: #ffffff; --text: #333; --text-light: #666; --border: #e0e0e0;
}
body { font-family: 'Segoe UI', Tahoma, sans-serif; background: var(--bg); color: var(--text); }

/* Sidebar */
.sidebar {
  position: fixed; top: 0; left: 0; width: 240px; height: 100vh;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  color: white; padding: 20px 0; z-index: 100; overflow-y: auto;
}
.sidebar .logo { padding: 0 20px 24px; border-bottom: 1px solid rgba(255,255,255,0.1); }
.sidebar .logo h2 { font-size: 20px; } .sidebar .logo span { color: var(--accent); }
.sidebar nav { margin-top: 16px; }
.sidebar nav a {
  display: flex; align-items: center; gap: 12px; padding: 12px 20px;
  color: rgba(255,255,255,0.7); text-decoration: none; transition: all 0.3s; font-size: 14px;
}
.sidebar nav a:hover, .sidebar nav a.active { background: rgba(255,255,255,0.1); color: white; }
.sidebar nav a.active { border-left: 3px solid var(--accent); }

/* Main */
.main { margin-left: 240px; padding: 24px; min-height: 100vh; }

/* Header */
.header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 24px; flex-wrap: wrap; gap: 16px;
}
.header h1 { font-size: 24px; color: var(--primary); }

/* Cards de estatisticas */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--card-bg); border-radius: 12px; padding: 20px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05); border-left: 4px solid var(--accent);
}
.stat-card .value { font-size: 32px; font-weight: 700; color: var(--primary); }
.stat-card .label { font-size: 13px; color: var(--text-light); margin-top: 4px; }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.info { border-left-color: var(--info); }
.stat-card.danger { border-left-color: var(--danger); }

/* Table */
.card { background: var(--card-bg); border-radius: 12px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); overflow: hidden; }
.card-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.card-header h3 { font-size: 16px; color: var(--primary); }
.card-body { padding: 20px; }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 12px; font-size: 13px; color: var(--text-light); border-bottom: 2px solid var(--border); }
td { padding: 12px; font-size: 14px; border-bottom: 1px solid var(--border); }
tr:hover { background: #f8f9fa; }

/* Status badges */
.badge {
  display: inline-block; padding: 4px 10px; border-radius: 20px;
  font-size: 12px; font-weight: 600; text-transform: capitalize;
}
.badge-novo { background: #e3f2fd; color: #1976d2; }
.badge-contatado { background: #fff3e0; color: #ef6c00; }
.badge-qualificado { background: #e8f5e9; color: #2e7d32; }
.badge-convertido { background: #e0f2f1; color: #00695c; }
.badge-perdido { background: #fce4ec; color: #c62828; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 10px 18px;
  border: none; border-radius: 8px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all 0.2s; text-decoration: none;
}
.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-success { background: var(--success); color: white; }
.btn-danger { background: var(--danger); color: white; }
.btn-outline { background: transparent; border: 2px solid var(--border); color: var(--text); }
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 6px 12px; font-size: 12px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; margin-bottom: 6px; font-size: 13px; font-weight: 600; color: var(--text-light); }
.form-control {
  width: 100%; padding: 10px 14px; border: 2px solid var(--border); border-radius: 8px;
  font-size: 14px; outline: none; transition: border-color 0.3s;
}
.form-control:focus { border-color: var(--accent); }
select.form-control { appearance: none; background: white url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12'%3E%3Cpath fill='%23666' d='M6 8L1 3h10z'/%3E%3C/svg%3E") no-repeat right 12px center; }
textarea.form-control { resize: vertical; min-height: 80px; }

/* Modal */
.modal-overlay {
  display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
  background: rgba(0,0,0,0.5); z-index: 200; align-items: center; justify-content: center;
}
.modal-overlay.active { display: flex; }
.modal {
  background: white; border-radius: 16px; width: 100%; max-width: 600px;
  max-height: 90vh; overflow-y: auto; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.modal-header h3 { font-size: 18px; }
.modal-close { background: none; border: none; font-size: 24px; cursor: pointer; color: var(--text-light); }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 12px; }

/* Search */
.search-bar {
  display: flex; gap: 12px; align-items: center; flex-wrap: wrap;
}
.search-bar input { max-width: 300px; }

/* Toolbar */
.toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 16px; }

/* Chat */
.chat-container { height: 400px; overflow-y: auto; padding: 16px; background: #f8f9fa; border-radius: 8px; }
.chat-msg { margin-bottom: 12px; max-width: 75%; }
.chat-msg.entrada { margin-right: auto; }
.chat-msg.saida { margin-left: auto; text-align: right; }
.chat-bubble {
  display: inline-block; padding: 10px 14px; border-radius: 12px; font-size: 14px;
}
.entrada .chat-bubble { background: white; border: 1px solid var(--border); }
.saida .chat-bubble { background: var(--accent); color: white; }
.chat-time { font-size: 11px; color: var(--text-light); margin-top: 4px; }

.chat-input { display: flex; gap: 8px; margin-top: 12px; }
.chat-input input { flex: 1; }

/* Responsive */
@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar .logo h2, .sidebar nav a span { display: none; }
  .main { margin-left: 60px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Toast */
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 300; }
.toast {
  background: var(--card-bg); border-radius: 8px; padding: 14px 20px;
  margin-bottom: 8px; box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  display: flex; align-items: center; gap: 10px; animation: slideIn 0.3s;
  border-left: 4px solid var(--accent);
}
.toast.success { border-left-color: var(--success); }
.toast.error { border-left-color: var(--danger); }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Tabs */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 20px; }
.tab {
  padding: 10px 20px; cursor: pointer; font-size: 14px; font-weight: 600;
  color: var(--text-light); border-bottom: 2px solid transparent; margin-bottom: -2px; transition: all 0.3s;
}
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }