* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    margin: 0 auto;
    font-family: 'inter', Arial, sans-serif;
}

.heading-container {
    max-width: 860px;
    margin: 0 auto;
    padding: 0 40px;
    
}

/* Heading */
.page-heading {
    font-size: 52px;
    text-align: center;
    padding: 80px 0 20px ;
    font-weight: 700;
    line-height: 64px;
    
}

.Sub-heading-discription {
    max-width: 860px;
    margin: 0 auto; 
    font-size: 24px;
    text-align: center;
    font-weight: 500;
    line-height: 32px;
    padding-bottom: 20px;
    color: #4D4D4D;
}

/* Banner-card */
.store-card {
  display: flex;
  align-items: center;
  gap: 4px;              /* space between icon and text */
  padding: 12px 16px;
  max-width: 220px;
  background: #f8f8f8;
  border-radius: 12px;
  cursor: pointer;
  transition: background 0.3s ease;
  margin: 20px auto 0 auto; 
  justify-content: space-between;
  text-decoration: none;
  color: inherit; /* keeps your original text color */
}



.store-icon {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.store-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;

}

.store-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: left;
}

.store-line1 {
  font-size: 16px;
  font-weight: 400;   /* normal */
  line-height: 1.2;
  
}

.store-line2 {
  font-size: 24px;
  font-weight: 500;   /* bold */
  line-height: 1.2;
}

/* Banner-Discription */
.page-heading-discription {
    max-width: 900px;
    margin: 0 auto; 
    font-size: 18px;
    font-style:italic;
    text-align: center;
    font-weight: 300;
    line-height: 32px;
    padding-top: 10px;
    color: #4D4D4D;
}


/* Banner-Nav-icon */
.header-icon-container {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  gap: 4rem;
  padding: 5rem 0;
}

.header-icon-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;  
  color: inherit;         
}

.header-icon-item:hover {
  color: #5265f6;           
}
.header-icon-item .icon {
  height: 24px;
  width: auto;
  display: block;
}

.header-icon-item span {
    font-size: 18px;
    font-weight: 500;
    line-height: 28.8px;
}

/* Table Container */

.full-box-container {
    max-width: 1200px;
    height: auto;
    margin: 0 auto;
    padding: 0 40px;
    margin-bottom: 75px;
    
    
}

.box-header-layer {
    width: 100%;   
    border: 1px solid #808080;
    margin-top: 65px;  
        
}

.box-header-layer:first-child {
    margin-top: 0;
}

.box-header-title {
    background-color: #4D4D4D;
    color: #ffffff;
    text-align: center;
    font-size: 30px;
    font-weight: 500;
    padding: 19.5px;
    line-height: 34px;
    border: 1px solid #4D4D4D;   
}

.box-header-title-discription {
    background-color: #4D4D4D;
    color: #ffffff;
    text-align: center;
    font-size: 24px;
    font-weight: 400;
    line-height: 34px;
    
}

.content-full-box-container {
    width: 100%;   
    background-color: #fbfeff;
    border: 1px solid #cccccc;  
    padding: 65px 40px 0 40px;  
        
}



.table-container {
    width: 100%;   
    padding-bottom: 20px;   
        
}


.table-header-title {
    
    text-align: left;
    font-size: 28px;
    font-weight: 600;
    padding-left: 15px;
    
}

.table-sub-header-title {
    
    
    text-align: left;
    font-size: 24px;
    color: #686868;
    font-weight: 500;
    padding-left: 15px;
    
    
}

.table-box {
    background-color: white;
    padding: 20px;           
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1); 
    margin-bottom: 50px;
      

}

.table-box table {
    width: 100%;
    border-collapse: collapse; 
}

.table-box th {
    font-size: 18px;
    font-weight: 500;
    padding-right: 15px;
    padding-bottom: 15px;
    
    text-align: left;    
    border-bottom: 1px solid #e0e0e0;
}

.table-box td {
    font-size: 18px;
    font-weight: 300;
    padding-right: 15px;
    padding-bottom: 15px;
    padding-top: 15px;    
    vertical-align: top;
    border-bottom: 1px solid #e0e0e0;
}

.table-box td strong {
    font-size: inherit;
    font-weight: 500; /* same as th */
}

.table-box tr:last-child td {
  border-bottom: none; 
}

.table-box th:first-child,.table-box td:first-child {
  
  width: 300px;
}

.header-icon-item.disabled {
    color: #dedddd;
    cursor: not-allowed;
    pointer-events: none; /* This makes the link unclickable */
}

.header-icon-item.disabled .icon {
    filter: grayscale(50%) brightness(1.2); /* Gray out and slightly brighten the icon */
    opacity: 0.15; /* Add some opacity for a more disabled look */
}

@media (min-width: 480px) and (max-width: 820px) {
    .header-icon-container {
    display: grid;
    grid-template-columns: repeat(2, auto); /* 2 per row */
    gap: 2rem 4rem; /* row-gap column-gap */
    justify-content: center;
  }

  /* Row 1: GitHub + Vision Paper */
  .header-icon-item:nth-child(1),
  .header-icon-item:nth-child(2) {
    grid-row: 1;
  }

  /* Row 2: Technical Documentation + OpenMesh */
  .header-icon-item:nth-child(3),
  .header-icon-item:nth-child(4) {
    grid-row: 2;
  }
  .table-box th:first-child,.table-box td:first-child {
      width: 200px;
  }
  
}


@media (max-width: 480px) {
    
    /* General mobile layout adjustments */
    .full-box-container {
        max-width: 100%;
        height: auto;
        margin: 0 auto 50px auto;
        padding: 0 10px;
    }

    .content-full-box-container {
        padding: 40px 20px 0 20px;  
    }

    .heading-container {
        padding: 0 20px;
    }

    .paragraph-box {
        padding: 40px 30px;
    }

    .header-icon-container {
        flex-direction: column;
        padding: 62px 36px;
        gap: 1.5rem;
    }

    .table-box {
        padding-top: 0px;
        padding-bottom: 30px;
    }


    /* Stacked mobile table layout */
    /* --- THIS IS THE CORRECTED LINE --- */
    /* Hide only the 'Description' header cell */
    .table-box th:nth-child(2) {
        display: none;
    }

    .table-box tr {
        display: block;
        padding: 20px 0;    
        border-bottom: 1px solid #e0e0e0;
    }

    .table-box tr:last-child {
        border-bottom: none;
        padding-bottom: 0;
    }

    .table-box td {
        display: block;
        padding: 0;
        border-bottom: none;
        font-weight: 300;
    }

    .table-box tr td:first-child {
        white-space: normal; /* Allows the text to wrap */
        padding-bottom: 8px; /* Adds a small space below the heading */
    }
}

/* --- UPDATED rule for first column --- */
.table-box th:first-child,
.table-box td:first-child {
  width: 28%; /* Was 300px */
}

/* --- NEW rule for middle column --- */
.table-box th:nth-child(2),
.table-box td:nth-child(2) {
  width: 28%;
  font-style: italic;
  
}


@media (min-width: 480px) and (max-width: 820px) {
  
  /* --- UPDATED rule for tablet --- */
  .table-box th:first-child,
  .table-box td:first-child {
      width: 28%; /* Was 200px */
  }

  /* --- NEW rule for tablet --- */
  .table-box th:nth-child(2),
  .table-box td:nth-child(2) {
      width: 28%;
  }
  
}


@media (max-width: 480px) {
    
  /* --- UPDATED rule for mobile stacking --- */
  .table-box tr td:first-child,
  .table-box tr td:nth-child(2) {
      white-space: normal; /* Allows the text to wrap */
      padding-bottom: 8px; /* Adds a small space below the heading/sub-heading */
  }
  .table-box th:first-child,
  .table-box td:first-child {
    width: 100%; /* Was 300px */
    line-height: 26px;
    margin-bottom: 15px;
 }

  /* --- NEW rule for middle column --- */
  .table-box th:nth-child(2),
  .table-box td:nth-child(2) {
    width: 100%;
   font-style: italic;
   color: #808080;
   margin-bottom: 25px;
   
  
 }
  

    
}