:root {
  --primary-color: #4a6fdc;
  --secondary-color: #3d5eba;
  --error-color: #e74c3c;
  --success-color: #2ecc71;
  --text-color: #333;
  --light-bg: #f5f7fa;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  background-color: var(--light-bg);
  color: var(--text-color);
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.container {
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  width: 400px;
  max-width: 90%;
  padding: 2rem;
}

.logo {
  text-align: center;
  margin-bottom: 1.5rem;
}

.logo i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

h2 {
  color: var(--primary-color);
  text-align: center;
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.form-group {
  margin-bottom: 1.2rem;
  position: relative;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: #555;
}

.form-group input {
  width: 100%;
  padding: 0.8rem 1rem;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
  transition: border 0.3s;
}

.form-group input:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 2px rgba(74, 111, 220, 0.2);
}

.form-group i {
  position: absolute;
  top: 2.7rem;
  left: 1rem;
  color: #aaa;
}

.form-group input[type="email"],
.form-group input[type="password"] {
  padding-left: 2.5rem;
}

.error-msg {
  color: var(--error-color);
  font-size: 0.9rem;
  margin-top: 0.5rem;
  text-align: center;
}

.remember-me {
  display: flex;
  align-items: center;
  margin-bottom: 1.2rem;
}

.remember-me input {
  margin-right: 0.5rem;
}

button {
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 4px;
  padding: 0.8rem;
  font-size: 1rem;
  cursor: pointer;
  width: 100%;
  transition: background-color 0.3s;
}

button:hover {
  background-color: var(--secondary-color);
}

.forgot-password {
  text-align: center;
  margin-top: 1rem;
}

.forgot-password a {
  color: var(--primary-color);
  text-decoration: none;
  font-size: 0.9rem;
}

.forgot-password a:hover {
  text-decoration: underline;
}

.attempts-warning {
  color: var(--error-color);
  font-size: 0.8rem;
  text-align: center;
  margin-top: 0.5rem;
}