:root{
    --codeBlockprimary: #09203f;
  
    --codeBlockcard-bg: #ffffff;
    --codeBlockcard-border: #09203f;
    --codeBlocktext: #0b1220;
    --codeBlockmuted: rgba(11, 18, 32, 0.65);
  
    --codeBlockcode-bg: #09203fc3;
    --codeBlockcode-border: rgba(9, 32, 63, 0.10);
  
    --codeBlockradius: 14px;
    --codeBlockmono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
            "Courier New", monospace;
  
    /* Used to compute "10 lines" */
    --codeBlockcode-line-height: 1.35em;
    --code-card-max-width: 100%; /* <-- change here */
    --code-nb-visible-line: 50;
  }
  
  /* Screen-reader-only utility */
  .sr-only{
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  
  /* (Optional) icon-only button spacing */
  .btn--icon{
    padding: 9px 10px;
  }
  .btn--icon .btn__icon{
    width: 18px;
    height: 18px;
  }

  .code-card{
    z-index:0;
    background: var(--codeBlockcard-bg);
    color: var(--codeBlocktext);
    border: 1px solid var(--codeBlockcard-border);
    border-radius: var(--codeBlockradius);
    overflow: hidden;
    display: inline-block;      /* key: content-sized instead of stretching */
    width: fit-content;
    max-width: min(100%, var(--code-card-max-width));
    max-height: 95%;
    justify-self: start;        /* key for CSS grid: prevents stretching */
    box-shadow: 0 10px 30px rgba(9, 32, 63, 0.08);
    text-align: left;

  }
  
  .code-card__header{
    max-width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 14px 10px;
    border-bottom: 1px solid var(--codeBlockcard-border);
  }
  
  .code-card__title{
    font-weight: 750;
    letter-spacing: 0.2px;
    color: var(--codeBlockprimary);
  }
  
  .code-card__actions{
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
  }
  
  .btn{
    appearance: none;
    border: 1px solid rgba(9, 32, 63, 0.18);
    background: var(--codeBlockprimary);
    color: #ffffff;
    border-radius: 12px;
    padding: 9px 12px;
    font-weight: 650;
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: transform .06s ease, box-shadow .15s ease, background .15s ease;
  }
  
  .btn:hover{
    background:#09203fc3;
    box-shadow: 0 6px 18px rgba(9, 32, 63, 0.10);
  }
  
  .btn:active{ transform: translateY(1px); }
  
  .btn--primary{
    background: var(--codeBlockprimary);
    border-color: var(--codeBlockprimary);
    color: #fff;
  }
  
  .btn__icon{
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
  }
  
  .btn:focus{
    outline: 3px solid rgba(9, 32, 63, 0.25);
    outline-offset: 2px;
  }
  
  /* --codeBlock- Code area --codeBlock- */
  .code-card__pre{
    max-width: 100%;
    margin: 0;
    padding: 12px 14px;
    background: var(--codeBlockcode-bg);
    border-top: 1px solid var(--codeBlockcode-border);
  
    /* Scrollbar inside the code area */
    overflow: auto;
  
    /* ~10 visible lines max, then scroll */
    max-height: calc(var(--code-nb-visible-line) * var(--codeBlockcode-line-height) + 24px);
  
    /* Optional: nicer scrolling on iOS */
    -webkit-overflow-scrolling: touch;
  }
  
  .code-card__pre code{
    font-family: var(--codeBlockmono);
    font-size: 13.5px;
    line-height: var(--codeBlockcode-line-height);
    white-space: pre;       /* keep formatting */
    tab-size: 2;
    display: block;
  }
  
  /* highlight.js uses .hljs to style the code block */
  .code-card__pre code.hljs{
    background: transparent; /* keep your code-card background */
    padding: 0;
  }
  
  .code-card__footer{
    padding: 10px 14px 14px;
    font-size: 13px;
    color: var(--codeBlockmuted);
  }
  
  /* Optional: subtle scrollbar styling (supported in modern browsers) */
  .code-card__pre::-webkit-scrollbar{ height: 10px; width: 10px; }
  .code-card__pre::-webkit-scrollbar-thumb{
    background: rgba(9, 32, 63, 0.22);
    border-radius: 999px;
  }
  .code-card__pre::-webkit-scrollbar-track{ background: transparent; }
  

@media (max-width: 950px) {
  .code-card{
    max-width: 90%;
    margin: auto;
  }
}