* {
  box-sizing: border-box;
  font-family: Vazirmatn, sans-serif;
  margin: 0;
  padding: 0;
  direction: rtl;
}

body {
  position: relative;
  background-color: #242628;
    background-position: center;
    background-size: 100%;
    background-attachment: fixed;
    background-image: url(./assets/world.svg);
    background-repeat: no-repeat;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: auto;
  padding: 40px 20px;
}

h1 {
  color: #fff;
  margin-bottom: 40px;
  font-size: 28px;
  text-align: center;
  line-height: 1.6;
}

h1 a {
  color: #14b451;
  font-size: 28px;
  line-height: 1.6;
  text-decoration: none;
  transition: color 0.3s;
}

h1 a:hover {
  color: #2fdd71;
}

.category-section {
  margin-bottom: 50px;
  background-color: rgba(20, 22, 24, 0.6);
  padding: 25px 25px 32px 20px;
  border-radius: 12px;
  backdrop-filter: blur(5px);
}

.category-section h2 {
  color: #ff9e40;
  font-size: 24px;
  margin-bottom: 10px;
  border-bottom: 2px dashed #f3b457;
  padding-bottom: 10px;
}

.category-section p {
  color: #d0d0d0;
  font-size: 18px;
  line-height: 1.7;
  margin-bottom: 25px;
}

.content-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  text-align: right;
  overflow: hidden;
  border-radius: 8px;
}

.content-table thead tr {
  background-color: #0a5d4b;
  color: #ffffff;
  text-align: right;
  font-weight: bold;
}

.content-table th,
.content-table td {
  padding: 15px 18px;
  border: 1px solid #3a3a3a;
  color: #ebebeb;
}

.content-table tbody tr {
  border-bottom: 1px solid #333;
  background-color: #2c2f31;
  transition: background-color 0.3s;
}

.content-table tbody tr:nth-of-type(even) {
  background-color: #343739;
}

.content-table tbody tr:hover {
  background-color: #45494d;
}

.content-table td a {
  color: #8ab4f8;
  text-decoration: none;
  font-weight: bold;
  font-size: 16px;
  transition: color 0.3s;
}

.content-table td a:hover {
  color: #a2c3fa;
  text-decoration: underline;
}

.level-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 15px;
  font-size: 14px;
  color: #fff;
  font-weight: normal;
  text-align: center;
  min-width: 80px;
}

.level-beginner { background-color: #208738; } /* Green */
.level-intermediate { background-color: #007bff; } /* Blue */
.level-advanced { background-color: #dc3545; } /* Red */
.level-all { background-color: #6c757d; } /* Gray */

.social {
  text-align: center;
  margin-top: 40px;
  margin-bottom: 20px;
}

.social a {
  display: inline-block;
  margin: 0 15px;
  font-size: 18px;
  color: #14b451;
  text-decoration: none;
  transition: color 0.3s;
}

.social a:hover {
  color: #2fdd71;
}

.copyright {
  display: block;
  text-align: center;
  margin-top: 30px;
  padding-bottom: 20px;
  color: #888;
  font-size: 16px;
  text-decoration: none;
  direction: ltr;
}

@media screen and (max-width: 991px) {
  .container {
    padding: 20px 10px;
    background-size: contain;
    background-position: center 50px;
  }

  h1, h1 a {
    font-size: 22px;
  }

  .category-section h2 {
    font-size: 20px;
  }

  .category-section p {
    font-size: 16px;
  }

  .content-table th,
  .content-table td {
    padding: 10px 12px;
  }
}

/* =========================================== */
/* START OF RESPONSIVE (MOBILE) CHANGES        */
/* =========================================== */

@media screen and (max-width: 768px) {
    .content-table thead {
        display: none; /* Hide table headers on mobile */
    }

    .content-table, .content-table tbody, .content-table tr, .content-table td {
        display: block;
        width: 100%;
    }

    .content-table tr {
        margin-bottom: 20px; /* Space between cards */
        border: 1px solid #4a4a4a;
        border-radius: 8px;
        overflow: hidden; /* Ensure border-radius is respected */
    }

    .content-table td {
        text-align: right;
        position: relative;
        /* Padding: top, right, bottom, left. Make space on the right for the label */
        padding: 12px 25% 12px 15px;
        border: none;
        border-bottom: 1px solid #3a3a3a;
    }

    .content-table tr td:last-child {
        border-bottom: none; /* Remove border for the last item in a card */
    }

    /* The label (e.g., "سطح:", "توضیحات:") */
    .content-table td::before {
        content: attr(data-label) ":"; /* Add a colon after the label */
        position: absolute;
        right: 15px; /* Position from the right */
        width: 45%;
        padding-left: 10px; /* Space between label and content */
        font-weight: bold;
        text-align: right; /* Align label text to the right */
        color: #ff9e40; /* Orange color for the label */
        pointer-events: none;
    }

    /* Make the main title of the card more prominent */
    .content-table td[data-label="موضوع"] {
        font-size: 1.1em;
        font-weight: bold;
        color: #ffffff;
        background-color: #3a3d3f;
        /* Reset padding for the title row to be full-width */
        padding-right: 15px;
    }
    
    /* Remove the label for the main title to avoid repetition */
    .content-table td[data-label="موضوع"]::before {
        content: "";
    }
}

@media screen and (max-width: 480px) {
    .content-table td {
        padding: 12px 30% 12px 15px;
    }
}