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

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.container {
  background: white;
  border-radius: 10px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
  max-width: 500px;
  width: 100%;
  padding: 40px;
}

h1 {
  color: #333;
  margin-bottom: 10px;
  font-size: 28px;
}

.subtitle {
  color: #666;
  margin-bottom: 30px;
  font-size: 14px;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 8px;
  color: #333;
  font-weight: 500;
  font-size: 14px;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ddd;
  border-radius: 5px;
  font-size: 14px;
  font-family: inherit;
  transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #667eea;
  box-shadow: 0 0 5px rgba(102, 126, 234, 0.1);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

button {
  width: 100%;
  padding: 12px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 20px rgba(102, 126, 234, 0.4);
}

button:active {
  transform: translateY(0);
}

.alert {
  padding: 15px;
  border-radius: 5px;
  margin-bottom: 20px;
  font-size: 14px;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

@media (max-width: 600px) {
  .container {
    padding: 25px;
  }

  h1 {
    font-size: 24px;
  }
}