/* assignment.css: styles for assignment.js (hands-on Python tasks at the end of a lesson page) */
.pa{margin:2.5rem 0 1rem;scroll-margin-top:90px}
.pa-head{background:var(--white,#fff);border-radius:14px;box-shadow:0 6px 24px rgba(0,0,0,.08);padding:1.5rem 1.75rem;border-top:6px solid var(--primary-orange,#ff6b35)}
.pa-kicker{display:inline-block;background:var(--primary-orange,#ff6b35);color:#fff;font-weight:700;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:.2rem .8rem}
.pa-head h2{font-family:'DM Serif Display',serif;font-weight:400;color:var(--dark-orange,#d94e1f);font-size:2.1rem;margin:.4rem 0 .5rem;line-height:1.15}
.pa-intro p{margin:.4rem 0}
.pa-student{display:flex;flex-wrap:wrap;gap:1rem;margin:1rem 0 .75rem}
.pa-student label{display:flex;flex-direction:column;font-weight:600;font-size:.9rem;gap:.25rem}
.pa-student input,.pa-student select{font:inherit;font-weight:400;font-size:1rem;padding:.5rem .7rem;border:2px solid var(--medium-gray,#e8e8e8);border-radius:8px;background:#fff;color:inherit;min-width:12rem}
.pa-student input.pa-initial{min-width:0;width:4.5rem;text-transform:uppercase;text-align:center}
.pa-student input:focus,.pa-student select:focus{outline:none;border-color:var(--primary-orange,#ff6b35)}
.pa-progress{display:flex;align-items:center;gap:1rem;flex-wrap:wrap}
.pa-bar{flex:1;min-width:180px;height:14px;background:var(--medium-gray,#e8e8e8);border-radius:999px;overflow:hidden}
.pa-bar span{display:block;height:100%;width:0;background:var(--good,#1f8f4e);transition:width .4s ease}
.pa-score{font-weight:700}
.pa-save-note{font-size:.9rem;color:var(--text-light,#666);margin:.75rem 0 0}
.pa-save-note.warn{color:var(--bad,#c62828);font-weight:600}

.pa-task{background:var(--white,#fff);border-radius:14px;box-shadow:0 6px 24px rgba(0,0,0,.08);padding:1.25rem 1.75rem;margin-top:1.25rem;border-left:6px solid var(--medium-gray,#e8e8e8);scroll-margin-top:90px}
.pa-task.done{border-left-color:var(--good,#1f8f4e)}
.pa-task-head{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap}
.pa-num{background:var(--text-dark,#2a2a2a);color:#fff;border-radius:6px;padding:.1rem .55rem;font-weight:700;font-size:.85rem}
.pa-task-head h3{margin:0;font-size:1.3rem;flex:1}
.pa-badge{font-size:.85rem;font-weight:700;border-radius:999px;padding:.15rem .75rem;background:var(--medium-gray,#e8e8e8);color:var(--text-light,#666)}
.pa-badge.pass{background:#e3f5ea;color:var(--good,#1f8f4e)}
.pa-badge.fail{background:#fde8e8;color:var(--bad,#c62828)}
.pa-badge.changed{background:#fff3e0;color:#b04a00}
.pa-pts{font-size:.85rem;font-weight:700;border-radius:999px;padding:.15rem .7rem;background:#fff0e8;color:var(--dark-orange,#d94e1f)}
.pa-link{background:none;border:0;padding:0;margin:.35rem 0 0;color:var(--primary-orange,#ff6b35);font:inherit;font-size:.9rem;cursor:pointer;text-decoration:underline}
.pa-instr{margin:.5rem 0 .25rem}
.pa-instr p{margin:.45rem 0}
.pa-instr ul,.pa-instr ol{margin:.35rem 0;padding-left:1.4rem}
.pa-instr code{font-family:'Fira Code',monospace;background:#f3f0ee;border-radius:4px;padding:.05rem .3rem;font-size:.92em}

.pa-ide{margin:.75rem 0 .5rem}
.pa-editor{display:flex;background:var(--ide-bg,#1e1e1e);font-family:'Fira Code',monospace;font-size:.95rem;line-height:1.5}
.pa-gutter{white-space:pre;text-align:right;color:var(--ide-gutter,#858585);padding:.6rem .6rem .6rem .8rem;user-select:none;border-right:1px solid var(--ide-border,#3c3c3c);min-width:2.6rem}
.pa-code{flex:1;font:inherit;line-height:inherit;color:var(--ide-text,#d4d4d4);background:transparent;border:0;outline:none;resize:none;padding:.6rem .8rem;white-space:pre;overflow-x:auto;overflow-y:hidden;tab-size:4;caret-color:#fff}
.pa-code:focus{background:rgba(255,255,255,.03)}
.pa-toolbar{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center;background:var(--ide-panel,#252526);border-top:1px solid var(--ide-border,#3c3c3c);padding:.5rem .8rem}
.pa-spacer{flex:1}
.pa-btn{font-family:'Fira Code',monospace;font-size:.85rem;border:0;border-radius:5px;padding:.4rem .95rem;cursor:pointer;color:#fff;background:#555}
.pa-btn:disabled{opacity:.5;cursor:wait}
.pa-btn:focus-visible{outline:2px solid #fff;outline-offset:2px}
.pa-btn.run{background:#2ea043}
.pa-btn.run:hover{background:#3fb950}
.pa-btn.stop{background:var(--bad,#c62828)}
.pa-btn.check{background:var(--primary-orange,#ff6b35)}
.pa-btn.ghost{background:transparent;border:1px solid #777;color:#ccc}
.pa-term-head{background:#0c0c0c;color:#999;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;padding:.35rem .9rem;border-top:1px solid var(--ide-border,#3c3c3c);border-bottom:1px solid #222}
.pa-term{background:#0c0c0c;font-family:'Fira Code',monospace;font-size:.9rem;color:#ccc;padding:.6rem 1rem;min-height:5rem;max-height:18rem;overflow-y:auto;white-space:pre-wrap;word-break:break-word}
.pa-term:empty::before{content:'Click ▶ Run (or press Ctrl+Enter in the editor) to run your code.';color:#666}
.pa-term .pa-err{color:#f48771}
.pa-term .pa-input{color:#4fc1ff}
.pa-term .pa-sys{color:#777;font-style:italic}
.pa-stdin{font:inherit;color:#4fc1ff;background:#1b1b1b;border:1px dashed var(--accent-orange,#ff8c42);border-radius:3px;padding:0 .3rem;min-width:10rem;outline:none}
.pa-results{list-style:none;margin:.5rem 0 0;padding:0;font-size:.92rem}
.pa-results li{padding:.25rem .6rem;border-radius:6px;margin-top:.25rem;white-space:pre-line}
.pa-results li.ok{background:#e3f5ea;color:#17683a}
.pa-results li.bad{background:#fde8e8;color:#9b1c1c}
.pa-results li.hint{background:#fff6dc;color:#6b4a00;border-left:4px solid #e0a800}
.pa-results li.pa-wait{color:var(--text-light,#666)}

.pa-finish{background:var(--white,#fff);border-radius:14px;box-shadow:0 6px 24px rgba(0,0,0,.08);padding:1.25rem 1.75rem;margin-top:1.25rem;border-top:6px solid var(--good,#1f8f4e)}
.pa-finish h3{margin:0 0 .4rem}
.pa-row{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:.75rem}
.pa-btn.finish{background:var(--good,#1f8f4e);font-size:1rem;padding:.65rem 1.3rem}
.pa-finish .pa-btn.ghost{color:var(--text-light,#666);border-color:#bbb}
.pa-finish-msg{font-weight:600;margin:.75rem 0 0}
.pa-finish-msg.bad{color:var(--bad,#c62828)}

@media (max-width:700px){.pa-head,.pa-task,.pa-finish{padding:1rem}.pa-head h2{font-size:1.6rem}}

/* ---------- Print report (only while the student clicks "Finish & print") ---------- */
#pa-report{display:none}
@media print{
  body.pa-printing > *:not(#pa-report){display:none !important}
  body.pa-printing{background:#fff !important;padding:0 !important;margin:0 !important}
  body.pa-printing #pa-report{display:block !important;font-family:'Work Sans',Arial,sans-serif;color:#000;font-size:11pt}
  #pa-report h1{font-size:18pt;margin:0 0 4pt}
  #pa-report .pa-r-head{border-bottom:2pt solid #000;padding-bottom:6pt;margin-bottom:10pt}
  #pa-report .pa-r-meta{margin:0;font-size:12pt}
  #pa-report .pa-r-score{margin:4pt 0 0;font-size:13pt;font-weight:700}
  #pa-report .pa-r-task{break-inside:avoid;page-break-inside:avoid;border:1pt solid #999;border-radius:4pt;padding:6pt 8pt;margin-bottom:8pt}
  #pa-report h2{font-size:12.5pt;margin:0 0 3pt}
  #pa-report .pa-r-pts{font-weight:700;color:#000}
  #pa-report .ok{color:#17683a}
  #pa-report .bad{color:#9b1c1c}
  #pa-report .pa-r-sum{margin:0 0 4pt;font-size:10pt;color:#333}
  #pa-report .pa-r-label{font-weight:700;font-size:9.5pt;margin-top:4pt}
  #pa-report pre{font-family:'Fira Code',Consolas,monospace;font-size:9pt;white-space:pre-wrap;word-break:break-word;border:1pt solid #ccc;background:#f6f6f6;padding:4pt 6pt;margin:2pt 0}
  #pa-report .pa-r-checks{white-space:pre-line;margin:2pt 0 0;padding-left:12pt;font-size:9.5pt;color:#9b1c1c}
}
.pa-tip{font-size:.88rem;color:var(--text-light,#666)}
/* Show operators exactly as typed (no Fira Code ligatures turning == or != into symbols) */
.pa-code,.pa-term,.pa-stdin,.pa-instr code,#pa-report pre{font-variant-ligatures:none;font-feature-settings:"liga" 0,"calt" 0}
.pa-instr pre{background:#f3f0ee;border-radius:8px;padding:.6rem .9rem;overflow-x:auto;margin:.5rem 0}
.pa-instr pre code{background:none;padding:0}