textarea, input {
  user-select: text !important;
}

.no-copy {
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  user-select: none;
}
body {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f0f2f5;
    margin: 0;
    padding: 30px;
    color: #333;
}

form {
    display: block;
    margin: 0;
}

.section {
    background: #ffffff;
    padding: 25px;
    margin-bottom: 30px;
    border-radius: 12px;
    border: 1px solid #ddd;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.section h3 {
    margin-top: 0;
    font-size: 20px;
    color: #1f4e79;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 8px;
}

.section p {
    font-size: 14px;
    color: #555;
    margin-bottom: 15px;
}

.grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.field {
    display: flex;
    flex-direction: column;
}

.field label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 5px;
}

textarea {
    width: 100%;
    min-height: 80px;
    resize: vertical;
    font-size: 14px;
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid #ccc;
    background-color: #fafafa;
    line-height: 1.6;
}

textarea:focus {
    border-color: #1f4e79;
    outline: none;
}

button {
    margin-top: 15px;
    padding: 10px 20px;
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    background-color: #1f4e79;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

button:hover {
    background-color: #16395a;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.back-btn {
    display: inline-block;
    margin-bottom: 25px;
    padding: 10px 18px;
    background: #ffffff;
    color: #1f4e79;
    border: 2px solid #1f4e79;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
}

.back-btn:hover {
    background: #1f4e79;
    color: #fff;
}
/* 🖼️ Exercise Image Style */
.exercise-image {
    margin: 15px 0 20px;
}

.exercise-image img {
    width: 100%;
    max-width: 420px;   /* حجم مناسب مثل صورة الامتحان */
    height: auto;
    border-radius: 10px;
    border: 1px solid #ddd;
    box-shadow: 0 3px 8px rgba(0,0,0,0.08);
}
.num {
  width: 35px;
  height: 35px;
  background: #0078d7;
  color: white;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-weight: bold;
}