/* --- GLOBAL --- */
body {
  font-family: Arial, sans-serif;
  background-color: #f5f7fa;
  margin: 0;
  padding: 0;
  color: #333;
}

/* -- CONTAINER -- */
.container {
  max-width: 800px;
  margin: 40px auto;
  background: white;
  padding: 30px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

/* -- HEADERS -- */
h1 {
  font-size: 32px;
  margin-bottom: 10px;
  text-align: center;
}

h3 {
  margin-top: 30px;
  padding-bottom: 6px;
  border-bottom: 1px solid #e0e0e0;
}

/* -- FORM ELEMENTS -- */
label {
  display: block;
  margin-top: 12px;
  font-size: 14px;
}

/* -- Inputs -- */
input,
textarea {
  width: 100%;
  padding: 10px;
  margin-top: 6px;
  border: 1px solid #ddd;
  border-radius: 6px;
  font-size: 14px;
  box-sizing: border-box;
}

/* -- Radio buttons -- */
input[type="radio"],
input[type="checkbox"] {
  width: auto;
  margin-right: 8px;
}

/* -- Text area -- */
textarea {
  min-height: 100px;
  resize: vertical;
}

/* -- SECTIONS -- */
section {
  margin-bottom: 25px;
}

/* -- COVER -- */
.cover {
  text-align: center;
  margin-bottom: 40px;
}

.logo {
  width: 120px;
  margin-bottom: 20px;
}

.subtitle {
  color: #777;
  font-size: 14px;
}

/* -- HIDDEN SECTIONS -- */
#cleaningSection,
#correctiveSection,
#inverterSection {
  display: none;
}

/* -- BUTTON STYLE -- */
button {
  background-color: #2d6cdf;
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 6px;
  cursor: pointer;
  margin: 20px;
}

button:hover {
  background-color: #1f56c2;
}

.cover-image {
  text-align: center;
}

.cover-image img {
  width: 300px;
  height: auto;
}