:root{--surface: #FFFFFF;--surface-hovered: #F0F1F2;--surface-pressed: #DDDEE1;--surface-sunken: #F8F8F8;--surface-raised: #FFFFFF;--surface-overlay: #FFFFFF;--shadow-raised: 0px 1px 1px #1E1F2140, 0px 0px 1px #1E1F214F;--shadow-overlay: 0px 8px 12px #1E1F2126, 0px 0px 1px #1E1F214F;--shadow-overflow: 0px 0px 8px #1E1F2129, 0px 0px 1px #1E1F211F;--text: #292A2E;--text-subtle: #505258;--text-subtlest: #6B6E76;--text-disabled: #080F214A;--text-inverse: #FFFFFF;--text-selected: #1868DB;--text-brand: #1868DB;--text-danger: #AE2E24;--text-danger-bolder: #5D1F1A;--text-warning: #9E4C00;--text-warning-inverse: #292A2E;--text-warning-bolder: #693200;--text-success: #4C6B1F;--text-success-bolder: #37471F;--text-discovery: #803FA5;--text-discovery-bolder: #48245D;--text-information: #1558BC;--text-information-bolder: #123263;--link: #1868DB;--link-pressed: #1558BC;--link-visited: #803FA5;--icon: #292A2E;--icon-subtle: #505258;--icon-subtlest: #6B6E76;--icon-inverse: #FFFFFF;--icon-selected: #1868DB;--icon-brand: #1868DB;--icon-danger: #C9372C;--icon-warning: #E06C00;--icon-warning-inverse: #292A2E;--icon-success: #6A9A23;--icon-discovery: #AF59E1;--icon-information: #357DE8;--border: #0B120E24;--border-bold: #7D818A;--border-input: #8C8F97;--border-disabled: #0515240F;--border-focused: #4688EC;--border-selected: #1868DB;--border-brand: #1868DB;--border-danger: #E2483D;--border-danger-subtle: #FD9891;--border-warning: #E06C00;--border-warning-subtle: #FBC828;--border-success: #6A9A23;--border-success-subtle: #B3DF72;--border-discovery: #AF59E1;--border-discovery-subtle: #D8A0F7;--border-information: #357DE8;--border-information-subtle: #8FB8F6;--border-accent-blue: #357DE8;--icon-accent-blue: #357DE8;--text-accent-blue-bolder: #123263;--background-accent-blue-subtlest: #E9F2FE;--border-accent-teal: #2898BD;--icon-accent-teal: #2898BD;--text-accent-teal-bolder: #164555;--background-accent-teal-subtlest: #E7F9FF;--border-accent-purple: #AF59E1;--icon-accent-purple: 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#FFD5D2;--background-danger-bold: #C9372C;--background-danger-bold-hovered: #AE2E24;--background-warning: #FFF5DB;--background-warning-subtler: #FCE4A6;--background-warning-bold: #FBC828;--background-warning-bold-hovered: #FCA700;--background-success: #EFFFD6;--background-success-subtler: #D3F1A7;--background-success-bold: #5B7F24;--background-success-bold-hovered: #4C6B1F;--background-discovery: #F8EEFE;--background-discovery-subtler: #EED7FC;--background-discovery-bold: #964AC0;--background-discovery-bold-hovered: #803FA5;--background-information: #E9F2FE;--background-information-subtler: #CFE1FD;--blanket: #050C1F75;--chart-brand: #357DE8;--chart-success: #82B536;--chart-success-bold: #5B7F24;--chart-danger: #E2483D;--chart-danger-bold: #872821;--chart-warning: #F68909;--chart-information: #357DE8;--chart-discovery: #BF63F3;--chart-neutral: #8C8F97;--font-family-body: "Atlassian Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-family-heading: "Atlassian Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--font-family-code: "Atlassian Mono", ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;--weight-regular: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 653;--space-0: 0rem;--space-025: .125rem;--space-050: .25rem;--space-075: .375rem;--space-100: .5rem;--space-150: .75rem;--space-200: 1rem;--space-250: 1.25rem;--space-300: 1.5rem;--space-400: 2rem;--space-500: 2.5rem;--space-600: 3rem;--space-800: 4rem;--radius-xsmall: .125rem;--radius-small: .25rem;--radius-medium: .375rem;--radius-large: .5rem;--radius-xlarge: .75rem;--radius-xxlarge: 1rem;--radius-full: 624.9375rem;--border-width-default: .0625rem;--border-width-selected: .125rem;--border-width-focused: .125rem;--duration-xshort: .1s;--duration-short: .15s;--duration-medium: .2s;--ease-out-practical: cubic-bezier(.4, 1, .6, 1);--ease-out-bold: cubic-bezier(0, .4, 0, 1)}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;background-color:var(--surface);color:var(--text);font-family:var(--font-family-body);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,p{margin:0}button,input,select{font-family:inherit}:focus-visible{outline:var(--border-width-focused) solid 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solid var(--border)}.topbar-inner{max-width:1200px;margin-inline:auto;padding-inline:var(--space-300);min-height:3.5rem;display:flex;align-items:center;justify-content:space-between;gap:var(--space-200);flex-wrap:wrap}.brand-link{display:inline-flex;align-items:center;gap:var(--space-100);background:transparent;border:none;padding:var(--space-050);border-radius:var(--radius-medium);cursor:pointer;color:var(--text);font-size:.9375rem;font-weight:var(--weight-bold);text-align:start}.brand-link:hover{background-color:var(--background-neutral-subtle-hovered)}.brand-glyph{color:var(--icon-brand);flex-shrink:0}.tablist{display:flex;align-items:center;gap:var(--space-050);overflow-x:auto}.tab-btn{display:inline-flex;align-items:center;gap:var(--space-075);background:transparent;border:none;border-block-end:var(--border-width-selected) solid transparent;padding:var(--space-150) var(--space-150);font-size:.875rem;font-weight:var(--weight-medium);color:var(--text-subtle);cursor:pointer;white-space:nowrap;border-start-start-radius:var(--radius-medium);border-start-end-radius:var(--radius-medium);transition:color var(--duration-short) var(--ease-out-practical),background-color var(--duration-short) var(--ease-out-practical)}.tab-btn:hover{color:var(--text);background-color:var(--background-neutral-subtle-hovered)}.tab-btn[aria-selected=true]{color:var(--text-selected);border-block-end-color:var(--border-selected)}.main-container{width:100%;max-width:1200px;margin-inline:auto;padding:var(--space-400) var(--space-300);flex:1}.footer{border-block-start:var(--border-width-default) solid var(--border);padding:var(--space-250) var(--space-300);background-color:var(--surface)}.footer-inner{max-width:1200px;margin-inline:auto;display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:var(--space-150)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-075);padding:var(--space-075) var(--space-150);min-height:2rem;border-radius:var(--radius-medium);border:var(--border-width-default) solid var(--border);background-color:var(--surface);color:var(--text-subtle);font-size:.875rem;font-weight:var(--weight-medium);line-height:1.25rem;cursor:pointer;text-decoration:none;transition:background-color var(--duration-xshort) var(--ease-out-practical),border-color var(--duration-xshort) var(--ease-out-practical),color var(--duration-xshort) var(--ease-out-practical)}.btn:hover:not(:disabled){background-color:var(--background-neutral-subtle-hovered)}.btn:active:not(:disabled){background-color:var(--background-neutral-subtle-pressed)}.btn:disabled{background-color:transparent;color:var(--text-disabled);border-color:var(--border-disabled);cursor:not-allowed}.btn-compact{padding:var(--space-025) var(--space-100);min-height:1.75rem}.btn-primary{background-color:var(--background-brand-bold);border-color:var(--background-brand-bold);color:var(--text-inverse)}.btn-primary:hover:not(:disabled){background-color:var(--background-brand-bold-hovered);border-color:var(--background-brand-bold-hovered)}.btn-primary:active:not(:disabled){background-color:var(--background-brand-bold-pressed)}.btn-subtle{background-color:transparent;border-color:transparent;color:var(--text-subtle)}.btn-subtle:hover:not(:disabled){background-color:var(--background-neutral-subtle-hovered)}.btn-warning{background-color:var(--background-warning-bold);border-color:var(--background-warning-bold);color:var(--text-warning-inverse)}.btn-warning:hover:not(:disabled){background-color:var(--background-warning-bold-hovered)}.btn-danger{background-color:var(--background-danger-bold);border-color:var(--background-danger-bold);color:var(--text-inverse)}.btn-danger:hover:not(:disabled){background-color:var(--background-danger-bold-hovered)}.btn-selected{background-color:var(--background-selected);border:var(--border-width-selected) solid var(--border-selected);color:var(--text-selected)}.card{background-color:var(--surface);border:var(--border-width-default) solid var(--border);border-radius:var(--radius-large);padding:var(--space-250)}.well-sunken{background-color:var(--surface-sunken);border:var(--border-width-default) solid var(--border);border-radius:var(--radius-large);padding:var(--space-200)}.section-message{display:flex;align-items:flex-start;gap:var(--space-200);padding:var(--space-200);border-radius:var(--radius-large);border:var(--border-width-default) solid transparent}.section-message-info{background-color:var(--background-information);border-color:var(--border-information-subtle)}.section-message-info .section-message-icon{color:var(--icon-information)}.section-message-success{background-color:var(--background-success);border-color:var(--border-success-subtle)}.section-message-success .section-message-icon{color:var(--icon-success)}.section-message-warning{background-color:var(--background-warning);border-color:var(--border-warning-subtle)}.section-message-warning .section-message-icon{color:var(--icon-warning)}.section-message-error{background-color:var(--background-danger);border-color:var(--border-danger-subtle)}.section-message-error .section-message-icon{color:var(--icon-danger)}.section-message-icon{flex-shrink:0;margin-block-start:var(--space-025)}.section-message-content{flex:1;min-width:0;display:flex;flex-direction:column;gap:var(--space-050)}.section-message-body{font-size:.875rem;line-height:1.25rem;color:var(--text)}.lozenge{display:inline-flex;align-items:center;gap:var(--space-050);min-height:1.25rem;padding:var(--space-025) var(--space-075);border-radius:var(--radius-small);border:var(--border-width-default) solid var(--border-bold);background-color:var(--background-neutral);color:var(--text);font-size:.75rem;font-weight:var(--weight-medium);line-height:1rem;white-space:nowrap}.lozenge-info{background-color:var(--background-information-subtler);border-color:var(--border-information);color:var(--text-information-bolder)}.lozenge-success{background-color:var(--background-success-subtler);border-color:var(--border-success);color:var(--text-success-bolder)}.lozenge-warning{background-color:var(--background-warning-subtler);border-color:var(--border-warning);color:var(--text-warning-bolder)}.lozenge-danger{background-color:var(--background-danger-subtler);border-color:var(--border-danger);color:var(--text-danger-bolder)}.lozenge-discovery{background-color:var(--background-discovery-subtler);border-color:var(--border-discovery);color:var(--text-discovery-bolder)}.tag{display:inline-flex;align-items:center;gap:var(--space-050);padding:var(--space-025) var(--space-075);border-radius:var(--radius-small);border:var(--border-width-default) solid var(--border-accent-gray);background-color:transparent;color:var(--text);font-size:.75rem;line-height:1rem}.tag-blue{border-color:var(--border-accent-blue);color:var(--text-accent-blue-bolder)}.tag-teal{border-color:var(--border-accent-teal);color:var(--text-accent-teal-bolder)}.tag-purple{border-color:var(--border-accent-purple);color:var(--text-accent-purple-bolder)}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:1.5rem;padding:0 var(--space-050);border-radius:var(--radius-xsmall);background-color:var(--background-accent-gray-subtler);color:var(--text);font-size:.75rem;font-weight:var(--weight-medium);line-height:1rem}.link{color:var(--link);text-decoration:underline;border-radius:var(--radius-xsmall);display:inline-flex;align-items:center;gap:var(--space-050)}.link:hover{text-decoration:none}.link:active{color:var(--link-pressed)}.table-wrap{width:100%;overflow-x:auto;border:var(--border-width-default) solid var(--border);border-radius:var(--radius-xlarge)}.ads-table{width:100%;border-collapse:collapse;background-color:var(--surface)}.ads-table th{text-align:start;padding:var(--space-100) var(--space-150);font-size:.75rem;font-weight:var(--weight-bold);color:var(--text-subtle);border-block-end:var(--border-width-selected) solid var(--border);white-space:nowrap}.ads-table td{padding:var(--space-100) var(--space-150);font-size:.875rem;color:var(--text);border-block-end:var(--border-width-default) solid var(--border);vertical-align:top}.ads-table tbody tr:last-child td{border-block-end:none}.ads-table tbody tr:hover{background-color:var(--background-neutral-subtle-hovered)}.form-field{display:flex;flex-direction:column;gap:var(--space-075)}.form-label{font-size:.75rem;font-weight:var(--weight-medium);color:var(--text-subtle)}.text-input,.select-input{width:100%;min-height:2.25rem;padding:var(--space-075) var(--space-100);background-color:var(--background-input);border:var(--border-width-default) solid var(--border-input);border-radius:var(--radius-medium);color:var(--text);font-size:.875rem;line-height:1.25rem}.text-input:hover,.select-input:hover{background-color:var(--background-input-hovered)}.text-input::placeholder{color:var(--text-subtlest)}.stack-200{display:flex;flex-direction:column;gap:var(--space-200)}.stack-300{display:flex;flex-direction:column;gap:var(--space-300)}.stack-400{display:flex;flex-direction:column;gap:var(--space-400)}.row-wrap{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-150)}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-300)}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-200)}.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--space-200)}.formation-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-150)}.formation-option{display:flex;align-items:flex-start;gap:var(--space-100);padding:var(--space-150);background-color:var(--surface);border:var(--border-width-default) solid var(--border);border-radius:var(--radius-large);text-align:start;cursor:pointer}.formation-option:hover{background-color:var(--background-neutral-subtle-hovered)}.formation-option[data-selected=true]{background-color:var(--background-selected);border:var(--border-width-selected) solid var(--border-selected)}.radio-circle{width:16px;height:16px;border-radius:var(--radius-full);border:var(--border-width-default) solid var(--border-input);background-color:var(--background-input);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;margin-block-start:2px}.radio-circle[data-checked=true]{background-color:var(--background-selected-bold);border-color:var(--background-selected-bold)}.radio-dot{width:6px;height:6px;border-radius:var(--radius-full);background-color:var(--icon-inverse)}.exam-header-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:var(--space-200);padding:var(--space-200);border:var(--border-width-default) solid var(--border);border-radius:var(--radius-large);background-color:var(--surface)}.timer-pill{display:inline-flex;align-items:center;gap:var(--space-075);padding:var(--space-075) var(--space-150);border-radius:var(--radius-medium);border:var(--border-width-default) solid var(--border);background-color:var(--surface);font-family:var(--font-family-code);font-size:1rem;font-weight:var(--weight-bold);color:var(--text)}.timer-pill[data-urgency=warning]{background-color:var(--background-warning);border-color:var(--border-warning);color:var(--text-warning-bolder)}.timer-pill[data-urgency=danger]{background-color:var(--background-danger);border-color:var(--border-danger);color:var(--text-danger-bolder)}.exam-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:var(--space-300);align-items:start}.question-stem{white-space:pre-line;font-size:1rem;line-height:1.55;color:var(--text)}.figure-box{border:var(--border-width-default) solid var(--border);border-radius:var(--radius-large);padding:var(--space-150);background-color:var(--surface);display:flex;flex-direction:column;gap:var(--space-100);align-items:flex-start}.figure-img{max-width:100%;height:auto;display:block}.options-list{display:flex;flex-direction:column;gap:var(--space-100)}.option-item{width:100%;display:flex;align-items:flex-start;gap:var(--space-150);padding:var(--space-150);border-radius:var(--radius-large);border:var(--border-width-default) solid var(--border);background-color:var(--surface);color:var(--text);text-align:start;cursor:pointer;transition:background-color var(--duration-xshort) var(--ease-out-practical),border-color var(--duration-xshort) var(--ease-out-practical)}.option-item:hover{background-color:var(--background-neutral-subtle-hovered)}.option-item[aria-checked=true]{background-color:var(--background-selected);border:var(--border-width-selected) solid var(--border-selected);color:var(--text-selected)}.option-key{width:1.75rem;height:1.75rem;border-radius:var(--radius-medium);border:var(--border-width-default) solid var(--border-bold);display:inline-flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:var(--weight-bold);flex-shrink:0;color:var(--text-subtle);background-color:var(--surface)}.option-item[aria-checked=true] .option-key{background-color:var(--background-selected-bold);border-color:var(--background-selected-bold);color:var(--text-inverse)}.nav-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:var(--space-075);max-height:440px;overflow-y:auto;padding:var(--space-025)}.nav-num-btn{position:relative;min-height:2.125rem;border-radius:var(--radius-medium);border:var(--border-width-default) solid var(--border);background-color:var(--surface);color:var(--text);font-size:.75rem;font-weight:var(--weight-medium);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.nav-num-btn:hover{background-color:var(--surface-hovered)}.nav-num-btn[data-state=answered]{background-color:var(--background-success-subtler);border-color:var(--border-success);color:var(--text-success-bolder)}.nav-num-btn[data-state=flagged]{background-color:var(--background-warning-subtler);border-color:var(--border-warning);color:var(--text-warning-bolder)}.nav-num-btn[data-current=true]{background-color:var(--background-selected);border:var(--border-width-selected) solid var(--border-selected);color:var(--text-selected);font-weight:var(--weight-bold)}.nav-dot-indicator{position:absolute;inset-block-start:2px;inset-inline-end:2px;width:6px;height:6px;border-radius:var(--radius-full)}.chart-bar-track{width:100%;height:.625rem;border-radius:var(--radius-full);background-color:var(--background-neutral);overflow:hidden;position:relative}.chart-bar-fill{height:100%;border-radius:var(--radius-full);transition:width var(--duration-medium) var(--ease-out-practical)}.review-option{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:var(--space-100);padding:var(--space-100) var(--space-150);border-radius:var(--radius-medium);border:var(--border-width-default) solid var(--border);background-color:var(--surface)}.review-option[data-highlight=correct]{background-color:var(--background-success);border-color:var(--border-success)}.review-option[data-highlight=wrong]{background-color:var(--background-danger);border-color:var(--border-danger)}.review-option[data-highlight=user-selected]{background-color:var(--background-selected);border:var(--border-width-selected) solid var(--border-selected)}.video-frame{width:100%;aspect-ratio:16 / 9;border:var(--border-width-default) solid var(--border);border-radius:var(--radius-xxlarge);overflow:hidden;background-color:var(--surface-sunken)}.video-frame iframe{width:100%;height:100%;border:0;display:block}.modal-blanket{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;background-color:var(--blanket);display:flex;align-items:center;justify-content:center;padding:var(--space-200)}.modal-dialog{width:100%;max-width:600px;background-color:var(--surface-overlay);box-shadow:var(--shadow-overlay);border-radius:var(--radius-xlarge);border:var(--border-width-default) solid var(--border);overflow:hidden}.modal-header{padding:var(--space-300) var(--space-300) var(--space-200)}.modal-body{padding:var(--space-025) var(--space-300);font-size:.875rem;color:var(--text)}.modal-footer{padding:var(--space-200) var(--space-300) var(--space-300);display:flex;justify-content:flex-end;gap:var(--space-100)}@media(max-width:960px){.exam-layout{grid-template-columns:1fr}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3,.formation-grid,.grid-2{grid-template-columns:1fr}}@media(max-width:480px){.main-container{padding:var(--space-250) var(--space-200)}.topbar-inner{padding-inline:var(--space-200)}.grid-4{grid-template-columns:1fr}}