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

/* Background */
body {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, #6a11cb, #2575fc);
}

/* Container */
.login-container {
  background: #fff;
  padding: 2rem;
  border-radius: 1rem;
  width: 100%;
  max-width: 350px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
  text-align: center;
}

/* Header */
.login-header {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  color: #333;
}

/* Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.login-form input {
  padding: 0.75rem;
  border: 1px solid #ddd;
  border-radius: 0.5rem;
  font-size: 1rem;
  transition: border 0.3s;
}

.login-form input:focus {
  border-color: #2575fc;
  outline: none;
}

/* Button */
.login-form button {
  padding: 0.75rem;
  background: #2575fc;
  color: #fff;
  border: none;
  border-radius: 0.5rem;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.3s, transform 0.1s;
}

.login-form button:hover {
  background: #1b5edb;
}

.login-form button:active {
  transform: scale(0.98);
}