@font-face{font-family:Latin Modern Roman;font-style:normal;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff)format("woff")}@font-face{font-family:Latin Modern Roman;font-style:normal;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff)format("woff")}@font-face{font-family:Latin Modern Roman;font-style:italic;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff)format("woff")}@font-face{font-family:Latin Modern Roman;font-style:italic;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff)format("woff")}@font-face{font-family:LM Roman;font-style:normal;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff)format("woff")}@font-face{font-family:LM Roman;font-style:normal;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff)format("woff")}@font-face{font-family:LM Roman;font-style:italic;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff)format("woff")}@font-face{font-family:LM Roman;font-style:italic;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff)format("woff")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-regular.woff)format("woff")}@font-face{font-family:KaTeX_Main;font-style:normal;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bold.woff)format("woff")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:100 500;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-italic.woff)format("woff")}@font-face{font-family:KaTeX_Main;font-style:italic;font-weight:600 900;font-display:swap;src:url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff2)format("woff2"),url(/past-papers/topic-questions/fonts/lm-roman/lmroman-bolditalic.woff)format("woff")}
:root{--text:#333;--text-soft:#5f6368;--link:#127bc4;--link-dark:#0d5a92;--heading:#1a466b;--header-bg:#000;--header-bg-2:#0a0a0a;--border:#d9dde1;--border-strong:#b9c0c7;--bg-soft:#f4f6f8;--answer-bg:#f2f7fb;--answer-border:#a7cbe4;--font-ui:"Latin Modern Roman", "LM Roman", "KaTeX_Main", serif;--font-math:"Latin Modern Roman", "LM Roman", "KaTeX_Main", serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{min-height:100vh;color:var(--text);font-family:var(--font-ui);background:#fff;margin:0;font-size:16px;line-height:1.65}a{color:var(--link);text-decoration:none}a:hover{color:var(--link-dark);text-decoration:underline}button,input,select{font:inherit}.site-header{background:linear-gradient(180deg, var(--header-bg) 0%, var(--header-bg-2) 100%);color:#fff}.header-inner{max-width:960px;margin:0 auto;padding:.75rem 1.25rem .55rem}.brand{color:#fff;align-items:center;gap:.9rem;line-height:1.25;display:flex}.brand:hover{color:#fff;text-decoration:none}.brand-logo{object-fit:contain;background:#000;border-radius:.35rem;flex-shrink:0;width:4.5rem;height:4.5rem}.brand-text{flex-direction:column;gap:.15rem;min-width:0;display:flex}.brand-product{letter-spacing:.01em;font-size:1.2rem;font-weight:900}.brand-amp{opacity:.85;font-weight:400}.brand-sub{opacity:.85;letter-spacing:.05em;text-transform:uppercase;font-size:.78rem;font-weight:400;display:block}.nav{-webkit-overflow-scrolling:touch;scrollbar-width:none;align-items:baseline;gap:.25rem;margin-top:.75rem;display:flex;overflow-x:auto}.nav::-webkit-scrollbar{display:none}.nav-link{color:#ffffffd9;white-space:nowrap;border-radius:4px 4px 0 0;padding:.35rem .75rem;font-size:.92rem}.nav-link:hover{color:#fff;background:#ffffff1f;text-decoration:none}.nav-link.active{color:#000;background:#fff;font-weight:700}@media (max-width:640px){.brand-logo{width:3.5rem;height:3.5rem}.brand-product{font-size:1.05rem}}.nav-progress{color:#ffffffb3;white-space:nowrap;margin-left:auto;padding:.35rem 0;font-size:.8rem}.page{max-width:1180px;margin:0 auto;padding:1.5rem 1.25rem 3rem}.page.with-sidebar{grid-template-columns:240px minmax(0,1fr);align-items:start;gap:2.25rem;display:grid}.main-col{min-width:0}.content{max-width:46rem}.page.with-sidebar:has(.topic-home){max-width:1180px;display:block}.topic-home{width:100%}.topic-hero{color:#fff;background:#102947;border-radius:8px;min-height:420px;position:relative;overflow:hidden}.topic-hero-image,.topic-hero-shade{width:100%;height:100%;position:absolute;inset:0}.topic-hero-image{object-fit:cover;object-position:center 52%}.topic-hero-shade{background:#05183394}.topic-hero-content{z-index:1;flex-direction:column;justify-content:flex-end;max-width:43rem;min-height:420px;padding:3.25rem;display:flex;position:relative}.topic-eyebrow{color:#0c8791;letter-spacing:.1em;text-transform:uppercase;margin:0 0 .55rem;font-size:.76rem;font-weight:900;line-height:1.4}.topic-hero .topic-eyebrow{color:#8de4df}.topic-hero h1{color:#fff;letter-spacing:0;margin:0;font-size:clamp(2.35rem,6vw,4.35rem);font-weight:900;line-height:1.02}.topic-hero-content>p:last-child{color:#fffffff0;max-width:39rem;margin:1rem 0 0;font-size:1.08rem;line-height:1.55}.topic-course-section{padding:3rem 0 0}.topic-section-heading{max-width:46rem;margin-bottom:1.4rem}.topic-section-heading h2{color:var(--heading);margin:0;font-size:clamp(1.65rem,3vw,2.15rem);line-height:1.2}.topic-section-heading>p:last-child{color:var(--text-soft);margin:.65rem 0 0}.topic-course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.topic-course-card{border:1px solid var(--border);min-height:245px;color:var(--text);background:#fff;border-top:4px solid #157f89;border-radius:8px;flex-direction:column;padding:1.6rem;transition:border-color .16s,box-shadow .16s,transform .16s;display:flex;box-shadow:0 12px 30px #15314d14}.topic-course-card-fpm{border-top-color:#d9822b}.topic-course-card:hover,.topic-course-card:focus-visible{color:var(--text);border-color:#8fb6c4;text-decoration:none;transform:translateY(-2px);box-shadow:0 16px 36px #15314d24}.topic-course-card:focus-visible{outline-offset:3px;outline:3px solid #127bc447}.topic-course-code{color:#0c7b84;letter-spacing:.05em;text-transform:uppercase;font-size:.78rem;font-weight:900}.topic-course-card-fpm .topic-course-code{color:#a85b17}.topic-course-card h3{color:var(--heading);margin:.55rem 0 0;font-size:1.42rem;line-height:1.25}.topic-course-card p{color:var(--text-soft);margin:.75rem 0 1.25rem;line-height:1.55}.topic-course-link{color:var(--link-dark);align-items:center;gap:.45rem;margin-top:auto;font-weight:900;display:flex}.sidebar-toggle{background:var(--bg-soft);border:1px solid var(--border-strong);color:var(--heading);cursor:pointer;text-align:left;border-radius:4px;width:100%;margin-bottom:.75rem;padding:.5rem .85rem;font-size:.9rem;font-weight:700;display:none}.sidebar{border-right:1px solid var(--border);max-height:calc(100vh - 2rem);padding-right:1.25rem;position:sticky;top:1rem;overflow-y:auto}.sidebar-heading{text-transform:uppercase;letter-spacing:.08em;color:var(--text-soft);margin:0 0 .4rem;font-size:.75rem;font-weight:900}.sidebar-heading+.sidebar-list+.sidebar-heading{margin-top:1.25rem}.sidebar-list{margin:0 0 .5rem;padding:0;list-style:none}.sidebar-list li{border-bottom:1px solid var(--border)}.sidebar-list li:last-child{border-bottom:none}.sidebar-link{color:var(--link);justify-content:space-between;align-items:baseline;gap:.5rem;padding:.45rem .2rem;font-size:.9rem;display:flex}.sidebar-link:hover{color:var(--link-dark)}.sidebar-link.active{color:var(--heading);font-weight:900}.sidebar-count{color:var(--text-soft);font-size:.72rem;font-weight:400}.breadcrumbs{color:var(--text-soft);margin-bottom:1.25rem;font-size:.82rem}.breadcrumbs strong{color:var(--text);font-weight:700}.page-title{color:var(--heading);border-bottom:3px solid var(--heading);margin:0 0 .75rem;padding-bottom:.5rem;font-size:clamp(1.65rem,4.5vw,2.15rem);font-weight:900;line-height:1.25}.lead{color:var(--text);margin:0 0 1rem;font-size:1.02rem}.doc-meta{color:var(--text-soft);margin:0 0 .75rem;font-size:.88rem}.doc-note{color:#7a4b00;background:#fff8ec;border-left:4px solid #e0a83d;margin:0 0 1rem;padding:.6rem .9rem;font-size:.9rem}.toolbar-line{margin:0 0 1.25rem;font-size:.92rem}.linklike{color:var(--link);cursor:pointer;font-size:inherit;background:0 0;border:none;padding:0}.linklike:hover{color:var(--link-dark);text-decoration:underline}.linklike.strong{font-weight:700}.rule{border:none;border-top:1px solid var(--border);margin:1.25rem 0}.chapter{margin:2rem 0 0}.chapter-title{color:var(--heading);border-bottom:1px solid var(--border-strong);margin:0 0 .25rem;padding-bottom:.35rem;font-size:1.25rem;font-weight:900}.chapter-note{color:var(--text-soft);margin:.35rem 0 .75rem;font-size:.88rem}.section-list{margin:0;padding:0;list-style:none}.section-list>li{border-bottom:1px solid var(--border);padding:.55rem 0}.section-list>li:last-child{border-bottom:none}.section-list a{font-size:1rem}.fpm-overview-list>li{grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:.75rem 1rem;display:grid}.fpm-overview-title{min-width:0}.fpm-overview-title .section-meta{margin-top:.2rem;display:block}.fpm-overview-actions{gap:.45rem;display:flex}.fpm-overview-actions a{border:1px solid var(--border-strong);min-height:2.35rem;color:var(--link-dark);white-space:nowrap;background:#fff;border-radius:5px;justify-content:center;align-items:center;padding:.35rem .75rem;font-size:.88rem;font-weight:800;display:inline-flex}.fpm-overview-actions a:hover,.fpm-overview-actions a:focus-visible{background:var(--bg-soft);border-color:#2f7f92;text-decoration:none}.section-number{font-weight:700}.section-meta{color:var(--text-soft);margin-top:.1rem;font-size:.8rem;display:block}.filters{margin:1.25rem 0}.search{border:1px solid var(--border-strong);background:#fff;border-radius:4px;width:100%;margin-bottom:.6rem;padding:.6rem .8rem}.search:focus{outline:2px solid var(--link);outline-offset:-1px}.filter-row{flex-wrap:wrap;gap:.5rem;display:flex}.filter-row select{border:1px solid var(--border-strong);color:var(--text);background:#fff;border-radius:4px;padding:.45rem .6rem;font-size:.9rem}.filter-count{color:var(--text-soft);margin:.6rem 0 0;font-size:.85rem}.question-intro{margin:0 0 1.25rem;font-size:1rem}.parts{margin:0}.part{border-top:1px solid var(--border);padding:1rem 0}.part-body{grid-template-columns:auto 1fr auto;align-items:start;gap:.65rem;display:grid}.part-label{white-space:nowrap;font-weight:700}.part-prompt{min-width:0}.part-marks{color:var(--text-soft);white-space:nowrap;font-size:.88rem}.part-prompt .katex-display,.answer-content .katex-display,.question-intro .katex-display{margin:.6rem 0;padding:.15rem 0;overflow:auto hidden}.katex{font-size:1.06em}.math-nowrap{white-space:nowrap;vertical-align:baseline;max-width:100%;display:inline-block}.answer-block{margin-top:.75rem}.answer-toggle{color:var(--link);cursor:pointer;background:0 0;border:none;padding:0;font-size:.92rem;font-weight:700}.answer-toggle:hover{color:var(--link-dark);text-decoration:underline}.answer-content{background:var(--answer-bg);border:1px solid var(--answer-border);border-left-width:4px;border-radius:3px;margin-top:.6rem;padding:.85rem 1rem;font-size:.98rem}.pager{border-top:1px solid var(--border-strong);justify-content:space-between;gap:1rem;margin-top:1.5rem;padding-top:.9rem;font-size:.9rem;display:flex}.pager a{max-width:48%}.formula-list{margin:0}.formula-line{border-bottom:1px solid var(--border);grid-template-columns:minmax(10rem,16rem) 1fr;align-items:center;gap:.5rem 1.25rem;padding:.75rem 0;display:grid}.formula-line:last-child{border-bottom:none}.formula-line dt{color:var(--text);font-size:.92rem;font-weight:700}.formula-line dt .katex,.section-list a .katex,.page-title .katex,.pager a .katex{font-size:1.05em}.formula-line dd{min-width:0;margin:0;overflow-x:auto}.formula-line .katex-display{text-align:left;margin:.2rem 0}.formula-line .katex-display>.katex{text-align:left}.formula-note{color:var(--text-soft);margin:.3rem 0 0;font-size:.85rem}.empty{color:var(--text-soft);padding:1rem 0}.paper-pages{justify-items:center;gap:1rem;margin:0 0 1.25rem;display:grid}.paper-page{border:1px solid var(--border);background:#fff;border-radius:3px;width:100%;height:auto;margin-inline:auto;display:block}.answer-content .paper-page{margin-bottom:.75rem}.ms-note{color:var(--text-soft);margin:.4rem 0 0;font-size:.82rem}.figure-stack{justify-items:center;gap:.75rem;margin:.5rem 0 .85rem;display:grid}.figure-img{background:#fff;max-width:min(100%,480px);height:auto;margin-inline:auto;display:block}.ms-section{border-top:1px solid var(--border);margin-top:1.25rem;padding-top:1rem}.fpm-content,.math-document,.fpm-question-content,.question-intro,.part-prompt,.answer-content,.math-paragraph,.content,.page-title,.lead,.chapter-title,.section-list,.sidebar,.breadcrumbs{font-family:var(--font-math)}.fpm-content button,.fpm-content input,.fpm-content select,.math-document button,.math-document input,.math-document select{font-family:inherit}.fpm-question-content{border-top:1px solid var(--border);padding-top:1rem;line-height:1.35}.math-paragraph{margin:0 0 .7rem}.math-paragraph:last-child{margin-bottom:0}.fpm-question-content .math-paragraph{margin-bottom:.28rem}.fpm-question-content .math-paragraph .katex-display{margin:.24rem 0}.question-mark-line{text-align:right;white-space:nowrap;width:100%;margin:.04rem 0 .45rem}.fpm-question-content .katex-display,.fpm-answer .katex-display{padding:.15rem 0;overflow:auto hidden}.math-table-wrap{width:100%;margin:1rem 0;overflow-x:auto}.math-table{border-collapse:collapse;background:#fff;width:max-content;min-width:min(100%,36rem);margin-inline:auto}.math-table th,.math-table td{border:1px solid var(--border-strong);text-align:center;vertical-align:middle;min-width:4.25rem;height:3.25rem;padding:.45rem .7rem}.math-table th{color:var(--text);font-weight:700}.math-table .katex{font-size:1.12em}.fpm-ms-pages{margin-bottom:0}.fpm-figures{margin:1rem 0 1.25rem}.fpm-figures figure{text-align:center;justify-items:center;margin:0;display:grid}.fpm-figures .figure-img{border:1px solid var(--border);border-radius:3px;max-width:min(100%,620px);margin-inline:auto;display:block}.fpm-figures figcaption{color:var(--text-soft);margin-top:.35rem;font-size:.82rem}.fpm-answer{border-top:1px solid var(--border);margin-top:1.25rem;padding-top:.9rem}.fpm-notes{border-top:1px solid var(--border-strong);border-bottom:1px solid var(--border-strong);margin:1.6rem 0 2.5rem}.fpm-notes-header{justify-content:space-between;align-items:flex-end;gap:1rem;padding:1.5rem 0 1rem;display:flex}.fpm-notes-eyebrow{color:#0c7b84;letter-spacing:.08em;text-transform:uppercase;margin:0 0 .25rem;font-size:.75rem;font-weight:900}.fpm-notes-header h2,.fpm-question-bank-header h2{color:var(--heading);margin:0;font-size:1.35rem;line-height:1.25}.fpm-notes-header>div>p:last-child,.fpm-question-bank-header p{color:var(--text-soft);margin:.45rem 0 0}.fpm-notes-progress{color:var(--text-soft);white-space:nowrap;flex:none;margin:0;font-size:.82rem}.fpm-notes-nav{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:.4rem;padding:0 0 1rem;display:flex}.fpm-notes-nav a{border:1px solid var(--border);color:var(--link-dark);border-radius:4px;padding:.35rem .55rem;font-size:.8rem;line-height:1.3}.fpm-notes-nav a:hover{background:var(--bg-soft);text-decoration:none}.fpm-notes-content .note-card{border-bottom:1px solid var(--border);padding:1.55rem 0;scroll-margin-top:1rem}.fpm-notes-content .note-card:last-child{border-bottom:0}.fpm-notes-content .note-card h2{color:var(--heading);margin:0 0 .6rem;font-size:1.22rem;line-height:1.3}.fpm-notes-content .note-card h3{color:var(--heading);margin:1.25rem 0 .45rem;font-size:1.05rem}.fpm-notes-content .note-card h4{color:var(--heading);margin:0 0 .45rem;font-size:1rem}.fpm-notes-content .lead{color:var(--text-soft);margin:0 0 1rem;font-size:.98rem}.fpm-notes-content .formula-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.65rem;margin:1rem 0;display:grid}.fpm-notes-content .formula{background:var(--bg-soft);border-left:3px solid #79aebb;min-width:0;padding:.75rem .85rem;overflow-x:auto}.fpm-notes-content .formula .label{color:var(--text-soft);letter-spacing:.05em;text-transform:uppercase;margin-bottom:.35rem;font-size:.72rem;font-weight:900}.fpm-notes-content .example,.fpm-notes-content .exam-tip,.fpm-notes-content .warning,.fpm-notes-content .success{background:#f4f9fb;border-left:4px solid #2f7f92;margin:1rem 0;padding:.85rem 1rem}.fpm-notes-content .exam-tip,.fpm-notes-content .success{background:#f2faf7;border-left-color:#2e8b72}.fpm-notes-content .warning{background:#fff8ee;border-left-color:#d9822b}.fpm-notes-content .step-list{margin:.8rem 0;padding-left:1.4rem}.fpm-notes-content .step-list li{margin:.35rem 0}.fpm-notes-content .svg-wrap{-webkit-overflow-scrolling:touch;max-width:100%;margin:1.1rem 0;padding:.35rem 0;overflow-x:auto}.fpm-notes-content .svg-wrap svg{width:100%;min-width:36rem;height:auto;display:block}.fpm-notes-content .checklist{gap:.45rem;margin:.9rem 0;padding:0;list-style:none;display:grid}.fpm-notes-content .checklist label{border-bottom:1px solid var(--border);cursor:pointer;align-items:flex-start;gap:.55rem;padding:.55rem 0;display:flex}.fpm-notes-content .checklist input{accent-color:#0c7b84;flex:none;margin-top:.35rem}.fpm-notes-content .katex-display{-webkit-overflow-scrolling:touch;margin:.55rem 0;padding:.1rem 0;overflow:auto hidden}.fpm-question-bank-header{border-bottom:2px solid var(--heading);margin:0 0 1.5rem;padding-bottom:.75rem}.fpm-chapter-resources{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:2rem;display:grid}.fpm-resource-link{border:1px solid var(--border-strong);min-width:0;min-height:12rem;color:var(--text);background:#fff;border-radius:6px;flex-direction:column;align-items:flex-start;padding:1.25rem;display:flex}.fpm-resource-link:hover,.fpm-resource-link:focus-visible{background:var(--bg-soft);border-color:#2f7f92;text-decoration:none}.fpm-resource-eyebrow{color:#0c7b84;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.45rem;font-size:.72rem;font-weight:900}.fpm-resource-link strong{color:var(--heading);font-size:1.35rem;line-height:1.2}.fpm-resource-link>span:not(.fpm-resource-eyebrow,.fpm-resource-action){color:var(--text-soft);margin-top:.65rem;line-height:1.45}.fpm-resource-action{color:var(--link-dark);margin-top:auto;padding-top:1rem;font-weight:700}.fpm-subpage-switch{border-top:1px solid var(--border);justify-content:space-between;gap:1rem;margin-top:1.5rem;padding-top:1rem;display:flex}.fpm-subpage-switch-top{border-top:0;border-bottom:1px solid var(--border);margin:0 0 1.5rem;padding:0 0 1rem}.fpm-subpage-switch a{font-weight:700}.site-footer{border-top:1px solid var(--border);background:var(--bg-soft)}.footer-inner{max-width:960px;color:var(--text-soft);margin:0 auto;padding:1.1rem 1.25rem;font-size:.82rem}@media (max-width:900px){.page.with-sidebar,.sidebar-toggle{display:block}.sidebar{border-right:none;border-bottom:1px solid var(--border-strong);max-height:none;margin-bottom:1.25rem;padding:0 0 1rem;display:none;position:static}.sidebar.open{display:block}}@media (max-width:640px){body{font-size:15.5px}.page{padding:1rem .8rem 2.5rem}.topic-hero,.topic-hero-content{min-height:330px}.topic-hero{border-radius:6px}.topic-hero-image{object-position:center center}.topic-hero-content{padding:1.6rem}.topic-hero h1{font-size:2.45rem}.topic-hero-content>p:last-child{font-size:.98rem}.topic-course-section{padding-top:2.15rem}.topic-course-grid{grid-template-columns:1fr}.topic-course-card{min-height:0;padding:1.3rem}.part-body{grid-template-columns:1fr;gap:.3rem}.part-label{font-size:.95rem}.part-marks{justify-self:end}.formula-line{grid-template-columns:1fr;gap:.15rem}.filter-row{grid-template-columns:1fr 1fr;display:grid}.filter-row select{width:100%}.pager{flex-direction:column}.pager a{max-width:100%}.fpm-notes-header{padding-top:1.2rem;display:block}.fpm-notes-progress{margin-top:.65rem}.fpm-notes-nav{-webkit-overflow-scrolling:touch;flex-wrap:nowrap;padding-bottom:.8rem;overflow-x:auto}.fpm-notes-nav a{flex:none;max-width:15rem}.fpm-notes-content .note-card{padding:1.25rem 0}.fpm-notes-content .formula-grid{grid-template-columns:1fr}.fpm-notes-content .formula{padding:.7rem .75rem}.fpm-notes-content .example,.fpm-notes-content .exam-tip,.fpm-notes-content .warning,.fpm-notes-content .success{padding:.75rem .8rem}.fpm-chapter-resources,.fpm-overview-list>li{grid-template-columns:1fr}.fpm-overview-actions{width:100%}.fpm-overview-actions a{flex:1 1 0}.fpm-resource-link{min-height:10rem}.fpm-subpage-switch{flex-direction:column;align-items:flex-start}}