#target-math-app,.target-math-app-wrapper{--ink:#10234a;--muted:#5f708f;--line:#dbe6f7;--paper:#fff;--bg:#f8fbff;--accent:#1458bf;--accent2:#12a7a2;--primary:#023070;--border:#dbe6f7}#target-math-app{width:100%}.target-math-app-wrapper{color:var(--ink);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6}.target-math-app-wrapper *{box-sizing:border-box}.target-math-app-wrapper button{font:inherit}.target-math-app-wrapper .sidebar{scrollbar-width:thin;scrollbar-color:#1458bf59 transparent}.target-math-app-wrapper .sidebar button:hover{background-color:#edf6ff!important}.target-math-app-wrapper .mobile-sidebar-toggle{display:none}.target-math-app-wrapper main{min-width:0}.target-math-app-wrapper .markdown-body{color:var(--foreground);font-size:1.05rem;line-height:1.8}.target-math-app-wrapper .markdown-body h1{color:var(--primary);margin:1.5rem 0 1rem;font-size:1.75rem}.target-math-app-wrapper .markdown-body h2{color:var(--primary);margin:1.25rem 0 .75rem;font-size:1.5rem}.target-math-app-wrapper .markdown-body h3{color:var(--primary);margin:1rem 0 .5rem;font-size:1.25rem}.target-math-app-wrapper .markdown-body p{margin-bottom:1rem}.target-math-app-wrapper .markdown-body ul,.target-math-app-wrapper .markdown-body ol{margin-bottom:1rem;padding-left:2rem}.target-math-app-wrapper .markdown-body img{border-radius:4px;max-width:100%;height:auto;margin:1.5rem auto;display:block;box-shadow:0 2px 4px #0000001a}.target-math-app-wrapper .katex-question-wrapper{color:var(--ink);font-family:KaTeX_Main,Latin Modern Roman,Times New Roman,serif;font-size:1.25rem;line-height:1.55}.katex{white-space:nowrap!important;font-size:.95em!important}.target-math-app-wrapper .container{max-width:980px;margin:0 auto;padding:34px 20px 40px}.target-math-app-wrapper .cover{color:#fff;background:linear-gradient(135deg,#173b72,#2056a8 58%,#0b7a75);border-radius:22px;padding:34px 38px;box-shadow:0 18px 50px #19335a2b}.target-math-app-wrapper .cover .eyebrow{letter-spacing:.14em;text-transform:uppercase;opacity:.78;font:700 12px/1.2 system-ui,sans-serif}.target-math-app-wrapper .cover h1{margin:10px 0 6px;font-size:34px;line-height:1.15}.target-math-app-wrapper .cover h2{margin:0 0 22px;font-size:21px;font-weight:500}.target-math-app-wrapper .meta{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;font:600 13px/1.35 system-ui,sans-serif;display:grid}.target-math-app-wrapper .meta div{background:#ffffff18;border:1px solid #ffffff28;border-radius:12px;padding:10px 12px}.target-math-app-wrapper .instructions,.target-math-app-wrapper .formula,.target-math-app-wrapper .question{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:0 7px 24px #2536530d}.target-math-app-wrapper .instructions{margin:20px 0;padding:22px 26px}.target-math-app-wrapper .instructions h3{margin:0 0 8px;font:700 17px system-ui,sans-serif}.target-math-app-wrapper .instructions ul{margin:0;padding-left:22px}.target-math-app-wrapper .instructions li{margin-bottom:4px;font-weight:700}.target-math-app-wrapper .formula{margin:20px 0;overflow:hidden}.target-math-app-wrapper .formula summary{cursor:pointer;color:#173b72;background:#eef3fb;padding:18px 24px;font:750 16px system-ui,sans-serif}.target-math-app-wrapper .formula-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:15px;padding:20px 24px;display:grid}.target-math-app-wrapper .formula-grid section{border:1px solid #e3e7ef;border-radius:13px;padding:14px 16px}.target-math-app-wrapper .formula-grid h3{color:var(--accent);margin:0 0 8px;font:750 14px system-ui,sans-serif}.target-math-app-wrapper .formula-grid p{margin:5px 0}.target-math-app-wrapper .question{break-inside:avoid;margin:18px 0;overflow:hidden}.target-math-app-wrapper .qhead{border-bottom:1px solid var(--line);background:#f7f9fc;justify-content:space-between;align-items:center;padding:12px 18px;font-family:system-ui,sans-serif;display:flex}.target-math-app-wrapper .qnum{background:var(--accent);color:#fff;border-radius:50%;place-items:center;width:36px;height:36px;font-weight:800;display:grid}.target-math-app-wrapper .qtotal{color:var(--muted);font-size:12px;font-weight:700}.target-math-app-wrapper .qbody{padding:22px 26px}.target-math-app-wrapper .qbody>p{margin:8px 0}.target-math-app-wrapper .part{min-height:34px;padding:7px 64px 7px 0;position:relative}.target-math-app-wrapper .part+.part{margin-top:5px}.target-math-app-wrapper .marks{color:#667085;font:700 12px system-ui,sans-serif;position:absolute;top:7px;right:0}.target-math-app-wrapper .display{text-align:center;margin:14px 0}.target-math-app-wrapper .figure,.target-math-app-wrapper .wide,.target-math-app-wrapper .grid{text-align:center;margin:18px auto}.target-math-app-wrapper .figure img{border-radius:9px;max-width:75%;height:auto;max-height:420px;margin:auto;display:block}.target-math-app-wrapper .figure figcaption,.target-math-app-wrapper .wide figcaption,.target-math-app-wrapper .grid figcaption{color:#7b8494;margin-top:6px;font:600 11px system-ui,sans-serif}.target-math-app-wrapper .wide img{border-radius:9px;width:min(75%,585px);height:auto;margin:0 auto;display:block}.target-math-app-wrapper .grid img{border-radius:9px;width:min(75%,540px);height:auto;margin:0 auto;display:block}[id="4PM1_01_January_2020_KaTeX_q5"] img,[id="4PM1_02R_June_2020_KaTeX_q3"] img{width:min(65%,500px)!important;max-width:65%!important}.target-math-app-wrapper table.values{border-collapse:collapse;width:100%;margin:15px 0;font-size:16px}.target-math-app-wrapper table.values th,.target-math-app-wrapper table.values td{text-align:center;border:1px solid #aeb7c6;padding:8px 10px}.target-math-app-wrapper table.values th{background:#f4f7fb}.target-math-app-wrapper .note{color:#596579;border-left:4px solid var(--accent2);background:#f7f9fc;margin:12px 0;padding:10px 13px;font:600 13px system-ui,sans-serif}.target-math-app-wrapper .paper-end{text-align:center;color:#506078;margin-bottom:20px;padding:12px 0;font:800 13px system-ui,sans-serif}.target-math-app-wrapper .katex-display{padding:3px 0;overflow:auto hidden}@media (width<=720px){.target-math-app-wrapper .container{padding:16px 10px 50px}.target-math-app-wrapper .cover{border-radius:16px;padding:26px 22px}.target-math-app-wrapper .cover h1{font-size:27px}.target-math-app-wrapper .meta{grid-template-columns:repeat(2,1fr)}.target-math-app-wrapper .formula-grid{grid-template-columns:1fr}.target-math-app-wrapper .qbody{padding:18px}.target-math-app-wrapper .part{padding-right:52px}}@media print{.target-math-app-wrapper .container{max-width:none;padding:0}.target-math-app-wrapper .cover,.target-math-app-wrapper .instructions,.target-math-app-wrapper .formula,.target-math-app-wrapper .question{box-shadow:none}.target-math-app-wrapper .cover{-webkit-print-color-adjust:exact;print-color-adjust:exact;border-radius:0}.target-math-app-wrapper .question{break-inside:avoid}.target-math-app-wrapper .formula summary{list-style:none}.target-math-app-wrapper .formula{break-after:page}.target-math-app-wrapper .qbody{padding:18px 22px}}.target-math-app-wrapper .ms-image-container{text-align:center;border-top:2px dashed #d9dee8;margin-top:30px;padding-top:20px}.target-math-app-wrapper .ms-image-container:before{content:"Mark Scheme";color:var(--accent);letter-spacing:.5px;text-transform:uppercase;margin-bottom:15px;font-family:system-ui,sans-serif;font-size:15px;font-weight:800;display:block}.target-math-app-wrapper .ms-image{border:1px solid #e3e7ef;border-radius:8px;margin:0 auto;display:block;box-shadow:0 8px 24px #00000014;width:100%!important;max-width:800px!important;height:auto!important}@media 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.cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}#target-math-app{counter-reset:katexEqnNo mmlEqnNo}

/* Target Math mobile past-paper readability hotfix - 2026-07-15 */
@media (max-width: 780px) {
  body:has(#target-math-app) .tm-page-hero,
  body:has(#target-math-app) .tm-container.tm-content-shell,
  body:has(#target-math-app) .tm-article,
  body:has(#target-math-app) .entry-content {
    width: 100% !important;
    max-width: 100% !important;
    margin-left: auto !important;
    margin-right: auto !important;
  }

  body:has(#target-math-app) .tm-page-hero {
    margin-top: 10px !important;
    padding: 22px 18px !important;
    border-radius: 18px !important;
  }

  body:has(#target-math-app) .tm-container.tm-content-shell {
    padding: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
    background: transparent !important;
  }

  body:has(#target-math-app) .tm-article,
  body:has(#target-math-app) .entry-content {
    padding: 0 !important;
    border: 0 !important;
    box-shadow: none !important;
    background: transparent !important;
  }

  #target-math-app,
  #target-math-app .target-math-app-wrapper {
    width: 100% !important;
    max-width: 100% !important;
    overflow-x: hidden !important;
  }

  #target-math-app .target-math-app-wrapper {
    display: block !important;
    padding: 0 10px 28px !important;
  }

  #target-math-app .target-math-app-wrapper .sidebar {
    position: static !important;
    left: auto !important;
    top: auto !important;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 42vh !important;
    overflow-y: auto !important;
    margin: 0 0 14px !important;
    padding: 10px !important;
    border: 1px solid #dbe6f7 !important;
    border-radius: 16px !important;
    background: #fff !important;
    box-shadow: 0 10px 28px rgba(15, 35, 74, .08) !important;
  }

  #target-math-app .target-math-app-wrapper .mobile-sidebar-toggle {
    display: none !important;
  }

  #target-math-app .target-math-app-wrapper .sidebar nav,
  #target-math-app .target-math-app-wrapper .sidebar nav > div {
    width: 100% !important;
  }

  #target-math-app .target-math-app-wrapper .sidebar button {
    width: 100% !important;
    min-height: 42px !important;
    height: auto !important;
    margin: 0 0 6px !important;
    padding: 10px 12px !important;
    border-radius: 12px !important;
    text-align: left !important;
    white-space: normal !important;
    line-height: 1.25 !important;
    font-size: 14px !important;
  }

  #target-math-app .target-math-app-wrapper main {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  #target-math-app .target-math-app-wrapper .katex-question-wrapper,
  #target-math-app .target-math-app-wrapper .question,
  #target-math-app .target-math-app-wrapper .qbody,
  #target-math-app .target-math-app-wrapper [id^="4PM"],
  #target-math-app .target-math-app-wrapper [id^="06"],
  #target-math-app .target-math-app-wrapper [id^="0"] {
    width: 100% !important;
    max-width: 100% !important;
  }

  #target-math-app .target-math-app-wrapper .question {
    margin: 0 0 14px !important;
    border-radius: 16px !important;
    box-shadow: 0 10px 28px rgba(15, 35, 74, .08) !important;
  }

  #target-math-app .target-math-app-wrapper .qhead {
    padding: 10px 12px !important;
  }

  #target-math-app .target-math-app-wrapper .qbody {
    padding: 14px !important;
    overflow-x: auto !important;
  }

  #target-math-app .target-math-app-wrapper .part {
    padding: 6px 0 !important;
  }

  #target-math-app .target-math-app-wrapper .marks {
    position: static !important;
    display: inline-flex !important;
    margin-left: 8px !important;
  }

  #target-math-app .target-math-app-wrapper .ms-image-container {
    margin-top: 16px !important;
    padding-top: 14px !important;
  }

  #target-math-app .target-math-app-wrapper .ms-image-container:before {
    content: "Mark Scheme" !important;
    display: block !important;
    text-align: center !important;
    color: #1458bf !important;
    background: transparent !important;
    border: 0 !important;
    width: auto !important;
    height: auto !important;
    margin: 0 0 10px !important;
    font-size: 14px !important;
    font-weight: 900 !important;
    letter-spacing: .08em !important;
    border-radius: 0 !important;
  }

  #target-math-app .target-math-app-wrapper .ms-image {
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    border-radius: 10px !important;
  }

  #target-math-app .target-math-app-wrapper main > div:last-child,
  #target-math-app .target-math-app-wrapper .question + div {
    display: flex !important;
    gap: 10px !important;
    justify-content: space-between !important;
    align-items: stretch !important;
    margin-top: 12px !important;
  }

  #target-math-app .target-math-app-wrapper main button {
    min-height: 44px !important;
    border-radius: 12px !important;
    padding: 10px 12px !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    white-space: normal !important;
    line-height: 1.2 !important;
  }

  #target-math-app .target-math-app-wrapper .katex-display {
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding-bottom: 4px !important;
  }
}


/* Target Math past-paper mobile layout correction v2 - 2026-07-15 */
@media (max-width: 720px) {
  body:has(#target-math-app) #target-math-app,
  body:has(#target-math-app) .target-math-app-wrapper,
  body:has(#target-math-app) .target-math-app-wrapper > main,
  body:has(#target-math-app) .katex-question-wrapper,
  body:has(#target-math-app) .katex-question-wrapper > div,
  body:has(#target-math-app) .question {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box !important;
  }

  body:has(#target-math-app) .target-math-app-wrapper {
    display: block !important;
    padding-left: 8px !important;
    padding-right: 8px !important;
  }

  body:has(#target-math-app) .katex-question-wrapper {
    display: block !important;
    flex: none !important;
    margin-top: 10px !important;
  }

  body:has(#target-math-app) .katex-question-wrapper > div {
    display: block !important;
    flex: none !important;
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  body:has(#target-math-app) .sidebar {
    max-height: 32vh !important;
    padding: 8px !important;
    margin-bottom: 10px !important;
    border-radius: 12px !important;
  }

  body:has(#target-math-app) .sidebar button,
  body:has(#target-math-app) .sidebar .paper-btn,
  body:has(#target-math-app) .sidebar .question-btn {
    min-height: 38px !important;
    padding: 8px 10px !important;
    margin-bottom: 6px !important;
    font-size: 14px !important;
    border-radius: 10px !important;
  }

  body:has(#target-math-app) .question {
    margin: 0 0 12px !important;
    border-radius: 12px !important;
    overflow: hidden !important;
  }

  body:has(#target-math-app) .qhead {
    padding: 10px 12px !important;
  }

  body:has(#target-math-app) .qbody {
    padding: 12px !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  body:has(#target-math-app) .part {
    padding-right: 0 !important;
  }

  body:has(#target-math-app) .ms-image-container {
    padding: 8px !important;
    margin-top: 10px !important;
  }

  body:has(#target-math-app) .target-math-app-wrapper > main button,
  body:has(#target-math-app) .navigation-buttons button,
  body:has(#target-math-app) .nav-buttons button,
  body:has(#target-math-app) .question-navigation button {
    min-height: 42px !important;
    border-radius: 12px !important;
    font-size: 14px !important;
    line-height: 1.2 !important;
  }
}


/* Target Math past-paper mobile layout correction v3 - 2026-07-15 */
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app,
  body.tm-past-papers-public #target-math-app .target-math-app-wrapper,
  body.tm-past-papers-public #target-math-app .target-math-app-wrapper > main,
  body.tm-past-papers-public #target-math-app .katex-question-wrapper,
  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div,
  body.tm-past-papers-public #target-math-app .question,
  body.tm-past-papers-public #target-math-app .qbody {
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box !important;
  }

  body.tm-past-papers-public #target-math-app .target-math-app-wrapper {
    display: block !important;
    overflow-x: hidden !important;
    padding: 0 8px 24px !important;
    margin: 0 !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper {
    display: block !important;
    flex: none !important;
    margin: 10px 0 0 !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div {
    display: block !important;
    flex: none !important;
    margin: 0 !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar {
    position: static !important;
    display: block !important;
    width: 100% !important;
    max-width: 100% !important;
    height: auto !important;
    max-height: 230px !important;
    overflow-y: auto !important;
    overflow-x: hidden !important;
    margin: 0 0 10px !important;
    padding: 8px !important;
    border-radius: 12px !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    background: rgba(255,255,255,.96) !important;
    box-shadow: 0 8px 20px rgba(15, 44, 84, .07) !important;
  }

  body.tm-past-papers-public #target-math-app .mobile-sidebar-toggle {
    display: none !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar button,
  body.tm-past-papers-public #target-math-app .sidebar .paper-btn,
  body.tm-past-papers-public #target-math-app .sidebar .question-btn,
  body.tm-past-papers-public #target-math-app .sidebar [role="button"] {
    width: 100% !important;
    min-height: 36px !important;
    margin: 0 0 6px !important;
    padding: 8px 10px !important;
    border-radius: 10px !important;
    font-size: 14px !important;
    line-height: 1.22 !important;
    text-align: left !important;
    white-space: normal !important;
  }

  body.tm-past-papers-public #target-math-app .question {
    margin: 0 0 12px !important;
    padding: 0 !important;
    border-radius: 12px !important;
    overflow: hidden !important;
  }

  body.tm-past-papers-public #target-math-app .qhead {
    padding: 10px 12px !important;
  }

  body.tm-past-papers-public #target-math-app .qbody {
    padding: 12px !important;
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch !important;
  }

  body.tm-past-papers-public #target-math-app .part {
    display: block !important;
    padding: 5px 0 !important;
    margin: 5px 0 !important;
  }

  body.tm-past-papers-public #target-math-app .marks {
    position: static !important;
    float: none !important;
    display: inline-flex !important;
    margin-left: 8px !important;
  }

  body.tm-past-papers-public #target-math-app .ms-image-container {
    width: 100% !important;
    max-width: 100% !important;
    margin: 10px 0 0 !important;
    padding: 8px !important;
    border-radius: 12px !important;
    background: #fff !important;
  }

  body.tm-past-papers-public #target-math-app .ms-image-container:before {
    content: "Mark Scheme" !important;
    display: block !important;
    margin: 0 0 8px !important;
    text-align: center !important;
    color: #0b2f6f !important;
    font: 800 15px/1.2 Inter, system-ui, sans-serif !important;
    letter-spacing: .02em !important;
    text-transform: none !important;
  }

  body.tm-past-papers-public #target-math-app .ms-image,
  body.tm-past-papers-public #target-math-app .figure img,
  body.tm-past-papers-public #target-math-app img {
    max-width: 100% !important;
    height: auto !important;
  }

  body.tm-past-papers-public #target-math-app .navigation-buttons,
  body.tm-past-papers-public #target-math-app .nav-buttons,
  body.tm-past-papers-public #target-math-app .question-navigation {
    display: flex !important;
    gap: 8px !important;
    width: 100% !important;
    margin-top: 12px !important;
  }

  body.tm-past-papers-public #target-math-app .navigation-buttons button,
  body.tm-past-papers-public #target-math-app .nav-buttons button,
  body.tm-past-papers-public #target-math-app .question-navigation button,
  body.tm-past-papers-public #target-math-app .target-math-app-wrapper > main button {
    flex: 1 1 0 !important;
    min-height: 42px !important;
    padding: 9px 10px !important;
    border-radius: 12px !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    line-height: 1.2 !important;
    white-space: normal !important;
  }

  body.tm-past-papers-public #target-math-app .katex-display,
  body.tm-past-papers-public #target-math-app mjx-container {
    max-width: 100% !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
  }
}


/* Target Math past-paper mobile navigation compact strip v4 - 2026-07-15 */
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app .sidebar {
    height: auto !important;
    max-height: none !important;
    overflow: hidden !important;
    padding: 8px !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav {
    display: flex !important;
    align-items: stretch !important;
    gap: 8px !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    scroll-snap-type: x proximity !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav > div {
    flex: 0 0 min(86%, 360px) !important;
    width: min(86%, 360px) !important;
    min-width: min(86%, 360px) !important;
    max-width: min(86%, 360px) !important;
    margin: 0 !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    border-radius: 12px !important;
    background: #fff !important;
    overflow: hidden !important;
    scroll-snap-align: start !important;
    box-shadow: 0 6px 14px rgba(15, 44, 84, .06) !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav > div > button {
    width: 100% !important;
    min-height: 38px !important;
    margin: 0 !important;
    padding: 8px 10px !important;
    border: 0 !important;
    border-left: 0 !important;
    border-radius: 0 !important;
    display: block !important;
    color: #0b2f6f !important;
    background: #eef7ff !important;
    text-align: left !important;
    font-size: 13px !important;
    font-weight: 850 !important;
    line-height: 1.2 !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav > div > div {
    display: flex !important;
    gap: 6px !important;
    width: 100% !important;
    margin: 0 !important;
    padding: 7px !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    background: #fff !important;
    -webkit-overflow-scrolling: touch !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav > div > div > button {
    flex: 0 0 auto !important;
    width: auto !important;
    min-width: 86px !important;
    min-height: 34px !important;
    margin: 0 !important;
    padding: 7px 10px !important;
    border-radius: 999px !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    background: #f8fbff !important;
    color: #0b2f6f !important;
    text-align: center !important;
    font-size: 13px !important;
    font-weight: 800 !important;
    line-height: 1.1 !important;
    white-space: nowrap !important;
  }

  body.tm-past-papers-public #target-math-app .sidebar nav > div > div > button#active-sidebar-item,
  body.tm-past-papers-public #target-math-app .sidebar nav button#active-sidebar-item {
    background: linear-gradient(135deg, #1458bf, #10b7bd) !important;
    color: #fff !important;
    border-color: transparent !important;
  }
}


/* Target Math past-paper active mobile nav chip v5 - 2026-07-15 */
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app .sidebar #active-sidebar-item,
  body.tm-past-papers-public #target-math-app .sidebar button[aria-current="true"],
  body.tm-past-papers-public #target-math-app .sidebar button.is-active,
  body.tm-past-papers-public #target-math-app .sidebar button.active {
    background-color: #1458bf !important;
    background-image: linear-gradient(135deg, #1458bf, #12a7a2) !important;
    color: #ffffff !important;
    border-color: transparent !important;
    box-shadow: 0 6px 14px rgba(20, 88, 191, .22) !important;
  }
}


/* Target Math past-paper visible previous-next mobile nav v6 - 2026-07-15 */
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div > div:last-child {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    width: 100% !important;
    min-height: 58px !important;
    margin: 12px 0 4px !important;
    padding: 8px !important;
    position: sticky !important;
    bottom: 8px !important;
    z-index: 40 !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    border-radius: 16px !important;
    background: rgba(255, 255, 255, .96) !important;
    box-shadow: 0 10px 26px rgba(15, 44, 84, .14) !important;
    box-sizing: border-box !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div > div:last-child > button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 1 0 !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 44px !important;
    margin: 0 !important;
    padding: 10px 12px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    font-weight: 900 !important;
    line-height: 1.15 !important;
    white-space: normal !important;
    text-align: center !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div > div:last-child > button:not(:disabled) {
    background: linear-gradient(135deg, #1458bf, #12a7a2) !important;
    color: #fff !important;
    border-color: transparent !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div > div:last-child > button:disabled {
    background: #eef3fb !important;
    color: #7b879a !important;
    border-color: #dbe6f7 !important;
  }
}


/* Target Math past-paper exact previous-next mobile nav v7 - 2026-07-15 */
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    width: 100% !important;
    min-height: 58px !important;
    margin: 12px 0 4px !important;
    padding: 8px !important;
    position: sticky !important;
    bottom: 8px !important;
    z-index: 60 !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    border-radius: 16px !important;
    background: rgba(255,255,255,.97) !important;
    box-shadow: 0 10px 26px rgba(15, 44, 84, .16) !important;
    box-sizing: border-box !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 1 0 !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 44px !important;
    margin: 0 !important;
    padding: 10px 12px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    font-weight: 900 !important;
    line-height: 1.15 !important;
    white-space: normal !important;
    text-align: center !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:not(:disabled) {
    background: linear-gradient(135deg, #1458bf, #12a7a2) !important;
    color: #fff !important;
    border-color: transparent !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:disabled {
    background: #eef3fb !important;
    color: #7b879a !important;
    border-color: #dbe6f7 !important;
  }
}


/* Target Math real-mobile previous-next fallback v8 - 2026-07-15 */
@media (max-width: 1180px) {
  body.tm-past-papers-public #target-math-app .target-math-app-wrapper {
    padding-bottom: 92px !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    width: calc(100vw - 20px) !important;
    max-width: 720px !important;
    min-height: 58px !important;
    margin: 12px auto 4px !important;
    padding: 8px !important;
    position: fixed !important;
    left: 10px !important;
    right: 10px !important;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 8px) !important;
    z-index: 9998 !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    border-radius: 16px !important;
    background: rgba(255,255,255,.98) !important;
    box-shadow: 0 12px 30px rgba(15, 44, 84, .22) !important;
    box-sizing: border-box !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 1 0 !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 44px !important;
    margin: 0 !important;
    padding: 10px 12px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    font-weight: 900 !important;
    line-height: 1.15 !important;
    white-space: normal !important;
    text-align: center !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:not(:disabled) {
    background: linear-gradient(135deg, #1458bf, #12a7a2) !important;
    color: #fff !important;
    border-color: transparent !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:disabled {
    background: #eef3fb !important;
    color: #7b879a !important;
    border-color: #dbe6f7 !important;
  }
}


/* Target Math real touch-device previous-next nav v9 - 2026-07-15 */
@media (hover: none), (pointer: coarse), (max-width: 1180px) {
  body.tm-past-papers-public #target-math-app .target-math-app-wrapper {
    padding-bottom: 92px !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 10px !important;
    width: calc(100vw - 20px) !important;
    max-width: 720px !important;
    min-height: 58px !important;
    margin: 12px auto 4px !important;
    padding: 8px !important;
    position: fixed !important;
    left: 10px !important;
    right: 10px !important;
    bottom: calc(env(safe-area-inset-bottom, 0px) + 8px) !important;
    z-index: 99999 !important;
    border: 1px solid rgba(202, 218, 242, .95) !important;
    border-radius: 16px !important;
    background: rgba(255,255,255,.98) !important;
    box-shadow: 0 12px 30px rgba(15, 44, 84, .24) !important;
    box-sizing: border-box !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    flex: 1 1 0 !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 44px !important;
    margin: 0 !important;
    padding: 10px 12px !important;
    border-radius: 999px !important;
    font-size: 14px !important;
    font-weight: 900 !important;
    line-height: 1.15 !important;
    white-space: normal !important;
    text-align: center !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:not(:disabled) {
    background: linear-gradient(135deg, #1458bf, #12a7a2) !important;
    color: #fff !important;
    border-color: transparent !important;
  }

  body.tm-past-papers-public #target-math-app .katex-question-wrapper > div:last-child > button:disabled {
    background: #eef3fb !important;
    color: #7b879a !important;
    border-color: #dbe6f7 !important;
  }
}


/* Target Math past-paper inline short math nowrap v10 - 2026-07-16 */
body.tm-past-papers-public #target-math-app .qbody span:has(> .katex),
body.tm-past-papers-public #target-math-app .qbody span:has(> .MathJax),
body.tm-past-papers-public #target-math-app .qbody .part span:has(> .katex),
body.tm-past-papers-public #target-math-app .qbody .part span:has(> .MathJax) {
  display: inline-block !important;
  white-space: nowrap !important;
  overflow-wrap: normal !important;
  word-break: keep-all !important;
  vertical-align: baseline !important;
}
body.tm-past-papers-public #target-math-app .qbody .katex,
body.tm-past-papers-public #target-math-app .qbody .katex-html,
body.tm-past-papers-public #target-math-app .qbody .MathJax,
body.tm-past-papers-public #target-math-app .qbody mjx-container[jax="CHTML"] {
  white-space: nowrap !important;
  overflow-wrap: normal !important;
  word-break: keep-all !important;
}
@media (max-width: 720px) {
  body.tm-past-papers-public #target-math-app .qbody p,
  body.tm-past-papers-public #target-math-app .qbody .part > div {
    overflow-wrap: normal !important;
    word-break: normal !important;
  }
}