/* خلفية سوداء بخطوط ذهبية */
body {
  margin: 0;
  padding: 0;
  background-color: #000;
  color: #ffd700;
  font-family: 'Segoe UI', sans-serif;
  overflow-x: hidden;
  position: relative;
}

/* خطوط ذهبية عشوائية */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    repeating-linear-gradient(90deg, transparent 0px, transparent 97%, rgba(255, 215, 0, 0.08) 98%, rgba(255, 215, 0, 0.08) 100%);
  animation: moveLines 20s linear infinite;
  z-index: 0;
  pointer-events: none;
}

@keyframes moveLines {
  from {
    transform: translateY(0);
  }
  to {
    transform: translateY(100%);
  }
}

/* محتوى الموقع */
.container {
  position: relative;
  z-index: 1;
  background-color: #1e1e1e;
  border: 2px solid #ffd700;
  border-radius: 16px;
  padding: 30px;
  max-width: 600px;
  margin: 60px auto;
  box-shadow: 0 0 20px #ffd70040;
}

/* العنوان */
h1 {
  text-align: center;
  margin-bottom: 20px;
}

/* الفورم والعناصر */
label {
  display: block;
  margin-top: 15px;
  margin-bottom: 5px;
  font-weight: bold;
}

input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ffd700;
  background-color: #000;
  color: #ffd700;
  border-radius: 6px;
  font-size: 16px;
}

button {
  margin-top: 20px;
  padding: 10px 20px;
  background-color: #ffd700;
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #e6c200;
}

#result {
  margin-top: 25px;
  text-align: center;
  font-size: 20px;
  font-weight: bold;
}

#subjectsContainer > div {
  border-bottom: 1px solid #ffd700;
  padding-bottom: 25px;   /* زودنا المسافة تحت المحتوى */
  margin-bottom: 35px;    /* زودنا المسافة بين العناصر */
}

#bg-lines {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
}