* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f5f5f5;
}

.container {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: 250px;
  background-color: #2c3e50;
  color: white;
  padding: 20px;
  position: fixed;
  height: 100%;
}

.sidebar h2 {
  margin-bottom: 20px;
}

.sidebar ul {
  list-style: none;
}

.sidebar li {
  margin-bottom: 10px;
}

.sidebar a {
  color: white;
  text-decoration: none;
  display: block;
  padding: 8px;
  border-radius: 4px;
}

.sidebar a:hover {
  background-color: #34495e;
}

.main-content {
  margin-left: 250px;
  padding: 20px;
  width: calc(100% - 250px);
}

h1, h2, h3 {
  margin-bottom: 20px;
  color: #2c3e50;
}

.alert {
  padding: 15px;
  margin-bottom: 20px;
  border: 1px solid transparent;
  border-radius: 4px;
}

.alert-success {
  color: #155724;
  background-color: #d4edda;
  border-color: #c3e6cb;
}

.alert-danger {
  color: #721c24;
  background-color: #f8d7da;
  border-color: #f5c6cb;
}

.alert-warning {
  color: #856404;
  background-color: #fff3cd;
  border-color: #ffeeba;
}

.alert-info {
  color: #0c5460;
  background-color: #d1ecf1;
  border-color: #bee5eb;
}

.kpi-overview {
  display: flex;
  gap: 20px;
  margin-bottom: 30px;
}

.kpi-card {
  background-color: white;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  flex: 1;
}

.thoughts-section {
  background-color: white;
  border-radius: 8px;
  padding: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="email"],
input[type="password"],
textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-family: inherit;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

.btn {
  display: inline-block;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
}

.btn-primary {
  background-color: #3498db;
  color: white;
}

.btn-primary:hover {
  background-color: #2980b9;
}

.thoughts-list {
  display: grid;
  gap: 15px;
  margin-top: 20px;
}

.thought-card {
  background-color: #f9f9f9;
  border-radius: 4px;
  padding: 15px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.empty-state {
  text-align: center;
  padding: 20px;
  color: #777;
}

.auth-form {
  max-width: 400px;
  margin: 0 auto;
  padding: 20px;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.auth-form h1 {
  margin-bottom: 20px;
  text-align: center;
}

.auth-form p {
  margin-top: 15px;
  text-align: center;
}

@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    position: relative;
    height: auto;
  }

  .main-content {
    margin-left: 0;
    width: 100%;
  }
}