* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(135deg, #2563eb, #1e40af);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-wrapper {
  width: 100%;
  padding: 20px;
}

.login-card {
  background: #ffffff;
  max-width: 420px;
  margin: auto;
  padding: 30px 35px;
  border-radius: 12px;
  box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

.login-header {
  text-align: center;
  margin-bottom: 25px;
}

.login-icon {
  font-size: 36px;
  margin-bottom: 10px;
}

.login-header h1 {
  margin: 0;
  font-size: 22px;
}

.login-header p {
  margin: 5px 0 0;
  font-size: 13px;
  color: #6b7280;
}

.login-error {
  background: #fee2e2;
  color: #991b1b;
  padding: 10px;
  border-radius: 6px;
  text-align: center;
  font-size: 13px;
  margin-bottom: 15px;
}

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

.login-form input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 8px;
  border: 1px solid #d1d5db;
  font-size: 14px;
}

.login-form input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37,99,235,0.15);
}

.login-btn {
  width: 100%;
  padding: 12px;
  background: #2563eb;
  border: none;
  border-radius: 8px;
  color: white;
  font-size: 15px;
  font-weight: bold;
  cursor: pointer;
  transition: background 0.2s;
}

.login-btn:hover {
  background: #1e40af;
}

.login-footer {
  margin-top: 20px;
  text-align: center;
  font-size: 11px;
  color: #9ca3af;
}