/* ---------------------- الأساسيات ---------------------- */
body {
  margin: 0;
  font-family: 'Cairo', sans-serif;
  direction: rtl;
  background-color: #fefaf7;
  color: #333;
}

h1, h2, h3 {
  color: #5e3f6b;
}

/* ---------------------- الهيدر ---------------------- */
header {
  background-color: #e0cce2;
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: #6e4b7e;
}

nav a {
  margin: 0 10px;
  text-decoration: none;
  color: #6e4b7e;
  font-weight: bold;
}

    .main-sidebar {
      width: 240px;
      background-color: #f3e5f5;
      padding: 30px 20px;
      height: 100vh;
      position: sticky;
      top: 0;
    }
    .main-sidebar h2 {
      color: #6e4b7e;
      margin-bottom: 20px;
    }
    .main-sidebar a {
      display: block;
      margin: 12px 0;
      text-decoration: none;
      color: #5e3f6b;
      padding: 8px 12px;
      border-radius: 8px;
      transition: background 0.3s;
    }
    .main-sidebar a:hover {
      background-color: #e0cfe5;
    }

/* ---------------------- التخطيط العام ---------------------- */
.main-layout {
  display: flex;
  gap: 20px;
  padding: 20px;
}

.sidebar {
  position: relative;
  width: 250px;
  background: #f9f3f9;
  padding: 20px;
  flex-shrink: 0;
}

.sidebar h3 {
  margin-top: 0;
  color: #6e4b7e;
  text-align: center;
}

.sidebar ul {
  text-align: center;
  list-style: none;
  padding: 0;
}

.sidebar ul li {
  margin: 8px 0;
}

.sidebar ul li a {
  text-decoration: none;
  color: #5e3f6b;
  font-weight: 500;
  padding: 5px 10px;
  display: inline-block;
  border-radius: 6px;
}

.sidebar ul li a.active {
  background-color: #6e4b7e;
  color: white;
  font-weight: bold;
}

.lesson-content {
  flex: 1;
  background-color: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.04);
  line-height: 1.8;
}

.menu-toggle {
  display: none;
  font-size: 20px;
  cursor: pointer;
  position: fixed;
  top: 2px;
  right: 20px;
  z-index: 999;
  background-color: #6e4b7e;
  color: white;
  padding: 5px 10px;
  border-radius: 8px;
}
 
/* ---------------------- الفوتر ---------------------- */
footer {
  text-align: center;
  padding: 15px;
  background-color: #f1eaf2;
  color: #6e4b7e;
  margin-top: 40px;

}
.footer-nav{
  display: none;
}

/* ---------------------- كود البرمجة ---------------------- */
pre {
  background-color: #f9f3f9;
  padding: 15px;
  border-radius: 10px;
  overflow-x: auto;
  direction: ltr;
}

/* ---------------------- ميديا كويري: لابتوب وتابلت ---------------------- */
@media (max-width: 1024px) {
  .content {
    margin: 20px;
    padding: 15px;
  }
  .footer-nav{
  display: none;
}

}

/* ---------------------- ميديا كويري: موبايل ---------------------- */
@media (max-width: 768px) {
  header {
    align-items: flex-end;
    justify-content: end;
  }

  nav {
    margin-top: 10px;
  }

  nav a {
    display: block;
    margin: 10px 0;
  }

  .logo {
    font-size: 20px;
  }

  .main-layout {
    flex-direction: column;
  }
    .main-sidebar {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100%;
        width: 240px;
        z-index: 998;
        transition: right 0.3s ease-in-out;
      }
      .main-sidebar.active {
        right: 0;
      }

  .content {
    margin: 15px;
    padding: 10px;
  }

  footer {
    font-size: 14px;
  }

  .menu-toggle {
    display: block;
  }

  .sidebar {
    position: fixed;
    top: 0;
    right: 0;
    width: 260px;
    height: 100%;
    background-color: #f9f3f9;
    padding: 70px 20px 20px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    z-index: 998;
  }

  .sidebar.active {
    transform: translateX(0);
  }

  .top-nav {
    display: none;
  }
  .footer-nav{
    display: block;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
  }
   .footer-nav a {
    text-decoration: none;
    color: #6e4b7e;
    font-weight: bold;
    padding: 5px 10px;
    background-color: #f9f3f9;
    border-radius: 8px;
  }
}

/* ---------------------- ميديا كويري: شاشات صغيرة جداً ---------------------- */
@media (max-width: 480px) {
  .content {
    margin: 10px;
    padding: 10px;
    font-size: 16px;
  }

  header {
    padding: 10px 15px;
  }

  .logo {
    font-size: 18px;
  }

  nav a {
    font-size: 16px;
  }
}