/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-outline-style:solid;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.block{display:block}.flex{display:flex}.hidden{display:none}.inline{display:inline}.list-item{display:list-item}.table{display:table}.resize{resize:both}.rounded{border-radius:.25rem}.border{border-style:var(--tw-border-style);border-width:1px}.ring{--tw-ring-shadow:var(--tw-ring-inset,) 0 0 0 calc(1px + var(--tw-ring-offset-width)) var(--tw-ring-color,currentcolor);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.outline{outline-style:var(--tw-outline-style);outline-width:1px}.blur{--tw-blur:blur(8px);filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--ink:#10243b;--muted:#65758a;--paper:#f5f2ec;--surface:#fffdf9;--surface-2:#eef3f7;--line:#d9dfe4;--blue:#0b4f8a;--blue-2:#063867;--orange:#f46a1f;--orange-soft:#fff0e6;--green:#19734b;--red:#b53a31;--shadow:0 10px 30px #16293f14;--radius:18px;--text-scale:1;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--ink:#eef5fb;--muted:#aebdca;--paper:#071524;--surface:#0d2135;--surface-2:#142c44;--line:#294258;--blue:#58a9eb;--blue-2:#8fc9f4;--orange:#ff8643;--orange-soft:#392419;--green:#6fd3a6;--red:#ff8f86;--shadow:0 12px 36px #0000003d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}@media (prefers-color-scheme:dark){:root[data-theme=system]{--ink:#eef5fb;--muted:#aebdca;--paper:#071524;--surface:#0d2135;--surface-2:#142c44;--line:#294258;--blue:#58a9eb;--blue-2:#8fc9f4;--orange:#ff8643;--orange-soft:#392419;--green:#6fd3a6;--red:#ff8f86;--shadow:0 12px 36px #0000003d;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}html{scroll-behavior:smooth;font-size:calc(16px * var(--text-scale))}body{background:linear-gradient(#0b4f8a06 1px, transparent 1px), linear-gradient(90deg, #0b4f8a06 1px, transparent 1px), var(--paper);color:var(--ink);background-size:24px 24px;margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.55}button,input,select,textarea{color:inherit;font:inherit}button,a,input,select,textarea{outline-offset:3px}:focus-visible{outline:3px solid var(--orange)}@supports (color:color-mix(in lab, red, red)){:focus-visible{outline:3px solid color-mix(in srgb, var(--orange) 75%, white)}}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}a{color:var(--blue)}h1,h2,h3,p{margin-top:0}h1,h2,h3,strong{letter-spacing:-.02em}code,kbd,.exam-date,.module-number,.metric-icon{font-family:IBM Plex Mono,SFMono-Regular,Consolas,monospace}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.skip-link{z-index:1000;background:var(--ink);color:var(--paper);border-radius:8px;padding:10px 14px;position:fixed;top:8px;left:8px;transform:translateY(-150%)}.skip-link:focus{transform:translateY(0)}.priority-banner{z-index:60;background:var(--blue-2);color:#fff;letter-spacing:.02em;justify-content:center;align-items:center;gap:18px;min-height:34px;padding:7px 20px;font-size:.76rem;display:flex;position:fixed;inset:0 0 auto}.priority-banner span{opacity:.75}.topbar{z-index:50;border-bottom:1px solid var(--line);background:var(--surface);grid-template-columns:260px minmax(280px,640px) auto;align-items:center;gap:28px;height:76px;display:grid;position:fixed;top:34px;left:0;right:0}@supports (color:color-mix(in lab, red, red)){.topbar{background:color-mix(in srgb, var(--surface) 94%, transparent)}}.topbar{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);padding:0 26px 0 22px}.brand{align-items:center;gap:12px;display:flex}.brand-mark{border:3px solid var(--blue);width:38px;height:38px;color:var(--orange);border-radius:10px 3px;place-items:center;font-size:1.1rem;font-weight:900;display:grid;transform:rotate(-2deg)}.brand p,.brand strong{margin:0;line-height:1.15}.brand p{color:var(--muted);letter-spacing:.13em;text-transform:uppercase;font-size:.66rem;font-weight:800}.brand strong{font-size:1rem}.menu-button{background:0 0;border:0;font-size:1.35rem;display:none}.search-wrap{border:1px solid var(--line);background:var(--surface-2);border-radius:12px;align-items:center;gap:10px;padding:0 12px;display:flex;position:relative}.search-wrap input{background:0 0;border:0;flex:1;min-width:0;padding:12px 0}.search-wrap input:focus{outline:0}.search-wrap kbd{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:5px;padding:1px 6px;font-size:.72rem}.search-results{border:1px solid var(--line);background:var(--surface);max-height:min(64vh,520px);box-shadow:var(--shadow);border-radius:14px;padding:8px;position:absolute;top:calc(100% + 8px);left:0;right:0;overflow-y:auto}.search-results button{text-align:left;background:0 0;border:0;border-radius:9px;align-items:flex-start;gap:10px;width:100%;padding:10px;display:flex}.search-results button:hover{background:var(--surface-2)}.search-results button>span:last-child{min-width:0;display:grid}.search-results strong,.search-results small{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.search-results small{color:var(--muted)}.search-results>p{color:var(--muted);margin:0;padding:14px}.top-actions{justify-content:flex-end;gap:6px;display:flex}.icon-button{min-width:38px;height:38px;color:var(--muted);background:0 0;border:1px solid #0000;border-radius:9px;font-size:.82rem;font-weight:800}.icon-button:hover,.icon-button.is-active{border-color:var(--line);background:var(--surface-2);color:var(--blue)}.sidebar{z-index:40;border-right:1px solid var(--line);background:var(--surface);flex-direction:column;width:250px;padding:20px 14px;display:flex;position:fixed;top:110px;bottom:0;left:0;overflow-y:auto}.sidebar nav{gap:4px;display:grid}.sidebar nav button{min-height:44px;color:var(--muted);text-align:left;background:0 0;border:0;border-radius:10px;grid-template-columns:28px 1fr auto;align-items:center;gap:8px;padding:8px 10px;font-size:.88rem;font-weight:650;display:grid}.sidebar nav button:hover{background:var(--surface-2);color:var(--ink)}.sidebar nav button.active{background:var(--blue)}@supports (color:color-mix(in lab, red, red)){.sidebar nav button.active{background:color-mix(in srgb, var(--blue) 12%, var(--surface))}}.sidebar nav button.active{color:var(--blue)}.sidebar nav em{background:var(--orange);color:#fff;text-align:center;border-radius:999px;min-width:24px;padding:2px 7px;font-size:.68rem;font-style:normal}.nav-symbol{border:1px solid var(--line);border-radius:7px;place-items:center;width:26px;height:26px;font-weight:800;display:grid}.sidebar-progress{border-top:1px solid var(--line);margin-top:auto;padding:18px 8px 8px}.sidebar-progress>div:first-child{justify-content:space-between;font-size:.78rem;display:flex}.sidebar-progress small{color:var(--muted);margin-top:8px;font-size:.68rem;display:block}.progress-track{background:var(--line);border-radius:999px;height:7px;overflow:hidden}.progress-track span{border-radius:inherit;background:linear-gradient(90deg, var(--blue), var(--orange));height:100%;display:block}.sidebar-tools{padding:8px;display:grid}.sidebar-tools button,.import-label{color:var(--muted);text-align:left;cursor:pointer;background:0 0;border:0;padding:7px 0;font-size:.74rem}.import-label input{display:none}.sidebar-tools .danger-link{color:var(--red)}.sidebar-tools p{color:var(--orange);margin:6px 0 0;font-size:.68rem}main{max-width:1500px;min-height:100vh;margin-left:250px;padding:152px clamp(24px,4vw,64px) 80px}.site-credit{max-width:1500px;color:var(--muted);text-align:center;margin-left:250px;padding:0 clamp(24px,4vw,64px) 34px;font-size:.78rem}.site-credit p{border-top:1px solid var(--line);margin:0;padding-top:22px}.site-credit a{text-underline-offset:3px;font-weight:800}.eyebrow{color:var(--orange);letter-spacing:.14em;text-transform:uppercase;margin-bottom:7px;font-size:.7rem;font-weight:850}.badge{border:1px solid var(--blue);align-items:center;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.badge{border:1px solid color-mix(in srgb, var(--blue) 25%, var(--line))}}.badge{background:var(--blue);border-radius:999px}@supports (color:color-mix(in lab, red, red)){.badge{background:color-mix(in srgb, var(--blue) 8%, var(--surface))}}.badge{color:var(--blue);letter-spacing:.05em;text-transform:uppercase;padding:3px 8px;font-size:.66rem;font-weight:800;line-height:1.3}.panel{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.primary-button,.secondary-button{border-radius:10px;min-height:43px;padding:10px 16px;font-weight:750}.primary-button{border:1px solid var(--blue);background:var(--blue);color:#fff}.primary-button:hover{background:var(--blue-2)}.secondary-button{border:1px solid var(--line);background:var(--surface);color:var(--ink)}.secondary-button:hover{border-color:var(--blue);color:var(--blue)}.secondary-button.full{width:100%}.text-button{color:var(--blue);text-align:left;background:0 0;border:0;padding:8px 0;font-weight:750}.button-row,.hero-actions{flex-wrap:wrap;gap:10px;display:flex}.hero{grid-template-columns:minmax(0,1.25fr) minmax(360px,.75fr);align-items:center;gap:clamp(34px,6vw,90px);min-height:460px;padding:28px 0 56px;display:grid}.hero h1,.page-header h1,.module-hero h1{margin-bottom:20px;font-size:clamp(2.5rem,5vw,5rem);line-height:.98}.hero h1 span{color:var(--blue)}.hero>div:first-child>p:not(.eyebrow){max-width:680px;color:var(--muted);font-size:1.03rem}.hero-actions{margin-top:28px}.exam-card{border:1px solid var(--blue);position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.exam-card{border:1px solid color-mix(in srgb, var(--blue) 30%, var(--line))}}.exam-card{background:linear-gradient(145deg, var(--blue), var(--surface));border-radius:26px}@supports (color:color-mix(in lab, red, red)){.exam-card{background:linear-gradient(145deg, color-mix(in srgb, var(--blue) 6%, var(--surface)), var(--surface))}}.exam-card{padding:28px;box-shadow:0 25px 60px #09355b26}.exam-card:before{border:28px solid var(--orange);width:190px;height:190px;position:absolute;top:-70px;right:-60px}@supports (color:color-mix(in lab, red, red)){.exam-card:before{border:28px solid color-mix(in srgb, var(--orange) 13%, transparent)}}.exam-card:before{content:"";border-radius:50%}.exam-card-top,.exam-meta{justify-content:space-between;gap:16px;display:flex;position:relative}.exam-card-top>span{color:var(--muted);letter-spacing:.12em;font-size:.68rem;font-weight:850}.exam-date{color:var(--blue);letter-spacing:-.09em;margin:48px 0 44px;font-size:clamp(3.8rem,7vw,7rem);font-weight:900;line-height:.85;position:relative}.exam-meta{border-top:1px dashed var(--line);padding-top:18px}.exam-meta div{gap:2px;display:grid}.exam-meta small{color:var(--muted);letter-spacing:.12em;font-size:.62rem;font-weight:800}.time-stripe{background:var(--surface-2);border-radius:12px;margin-top:24px;display:flex}.time-stripe span{border-right:1px solid var(--line);min-width:0;padding:10px;display:grid}.time-stripe span:first-child{background:var(--blue);border-radius:12px 0 0 12px}@supports (color:color-mix(in lab, red, red)){.time-stripe span:first-child{background:color-mix(in srgb, var(--blue) 13%, var(--surface))}}.time-stripe span:last-child{border-right:0}.time-stripe strong{color:var(--blue);font-size:1.1rem}.time-stripe small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:.56rem;overflow:hidden}.metrics-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:48px;display:grid}.metrics-grid article{border:1px solid var(--line);background:var(--surface);border-radius:14px;align-items:center;gap:13px;padding:17px;display:flex}.metric-icon{background:var(--surface-2);width:42px;height:42px;color:var(--blue);border-radius:10px;place-items:center;display:grid}.metrics-grid strong{font-size:1.35rem}.metrics-grid p{color:var(--muted);margin:-3px 0 0;font-size:.75rem}.dashboard-grid{grid-template-columns:minmax(0,1.5fr) minmax(300px,.5fr);gap:20px;margin-bottom:54px;display:grid}.dashboard-side{gap:20px;display:grid}.high-priority,.dashboard-side .panel{padding:24px}.section-heading{justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:18px;display:flex}.section-heading h2{margin:0;font-size:1.45rem}.section-heading button{color:var(--blue);background:0 0;border:0;font-size:.78rem;font-weight:750}.priority-list{display:grid}.priority-list button{border:0;border-top:1px solid var(--line);text-align:left;background:0 0;grid-template-columns:42px 1fr auto;align-items:center;gap:12px;padding:15px 0;display:grid}.priority-list button:hover strong{color:var(--blue)}.priority-list span:nth-child(2){min-width:0;display:grid}.priority-list small{color:var(--muted);text-overflow:ellipsis;white-space:nowrap;font-size:.7rem;overflow:hidden}.priority-list em{color:var(--muted);font-size:.72rem;font-style:normal}.module-number{color:var(--orange);font-weight:850}.weak-row{border-bottom:1px solid var(--line);justify-content:space-between;padding:10px 0;display:flex}.empty-copy{color:var(--muted);font-size:.84rem}.caution{border-color:var(--orange)}@supports (color:color-mix(in lab, red, red)){.caution{border-color:color-mix(in srgb, var(--orange) 35%, var(--line))}}.caution{background:var(--orange-soft)}.caution h3{color:var(--orange);margin:14px 0 8px;font-size:1.35rem}.caution p{font-size:.84rem}.caution button{color:var(--orange);background:0 0;border:0;padding:0;font-weight:800}.quick-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.quick-grid button{border:1px solid var(--line);background:var(--surface);text-align:left;border-radius:16px;align-content:start;gap:7px;min-height:170px;padding:20px;display:grid;position:relative}.quick-grid button:hover{border-color:var(--blue);transform:translateY(-2px)}.quick-grid button>span{background:var(--blue);border-radius:11px;place-items:center;width:42px;height:42px;display:grid}@supports (color:color-mix(in lab, red, red)){.quick-grid button>span{background:color-mix(in srgb, var(--blue) 10%, var(--surface))}}.quick-grid button>span{color:var(--blue);font-family:IBM Plex Mono,monospace;font-size:.72rem;font-weight:900}.quick-grid small{color:var(--muted)}.quick-grid em{color:var(--orange);font-style:normal;position:absolute;bottom:15px;right:18px}.breadcrumb{color:var(--muted);flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:22px;font-size:.72rem;display:flex}.breadcrumb button{color:var(--blue);background:0 0;border:0;padding:0}.module-hero{border-bottom:1px solid var(--line);justify-content:space-between;align-items:end;gap:32px;padding-bottom:30px;display:flex}.module-hero>div:first-child{max-width:900px}.module-hero h1{margin-bottom:12px;font-size:clamp(2.2rem,4.4vw,4.4rem)}.module-hero p:not(.eyebrow){color:var(--muted)}.module-score{min-width:170px;display:grid}.module-score strong{color:var(--blue);font-size:2.3rem}.module-score>span{color:var(--muted);margin-top:-9px;font-size:.7rem}.module-score .progress-track{margin-top:12px}.module-layout{grid-template-columns:240px minmax(0,1fr);gap:30px;margin-top:30px;display:grid}.module-picker{border-right:1px solid var(--line);align-self:start;gap:3px;max-height:calc(100vh - 160px);padding-right:14px;display:grid;position:sticky;top:134px;overflow-y:auto}.module-picker button{color:var(--muted);text-align:left;background:0 0;border:0;border-radius:8px;grid-template-columns:28px 1fr;gap:8px;padding:8px;font-size:.72rem;display:grid}.module-picker button:hover,.module-picker button.active{background:var(--surface-2);color:var(--ink)}.module-picker button.active{box-shadow:inset 3px 0 var(--orange)}.module-picker span{color:var(--orange);font-family:IBM Plex Mono,monospace;font-weight:850}.note-stack{gap:20px;min-width:0;display:grid}.note-card{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow);scroll-margin-top:132px;overflow:hidden}.note-card>header,.note-card>footer{justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;display:flex}.note-card>header{border-bottom:1px solid var(--line);background:linear-gradient(90deg, var(--blue), var(--surface))}@supports (color:color-mix(in lab, red, red)){.note-card>header{background:linear-gradient(90deg, color-mix(in srgb, var(--blue) 4%, var(--surface)), var(--surface))}}.note-card>header h2{margin:0;font-size:1.35rem}.note-card>header .eyebrow{margin-bottom:2px}.card-actions{display:flex}.note-content{padding:22px}.note-content>p{max-width:84ch;margin-bottom:13px}.list-item{gap:10px;display:flex}.list-item>span{color:var(--orange);font-weight:900}.note-card>footer{border-top:1px solid var(--line);background:var(--surface-2)}.understood{color:var(--muted);background:0 0;border:0;font-size:.78rem;font-weight:800}.understood.is-done{color:var(--green)}.table-scroll{border:1px solid var(--line);border-radius:12px;max-width:100%;margin:14px 0;overflow-x:auto}table{border-collapse:collapse;background:var(--surface);width:100%;font-size:.79rem}th,td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);text-align:left;vertical-align:middle;min-width:130px;padding:11px 12px}th{background:var(--surface-2);color:var(--blue);letter-spacing:.04em;font-size:.7rem}tr:last-child td,tr:last-child th{border-bottom:0}tr>:last-child{border-right:0}.callout{border-left:4px solid var(--blue);background:var(--blue);border-radius:0 12px 12px 0;align-items:flex-start;gap:12px;display:flex}@supports (color:color-mix(in lab, red, red)){.callout{background:color-mix(in srgb, var(--blue) 7%, var(--surface))}}.callout{margin:16px 0;padding:16px}.callout>span:first-child{background:var(--blue);color:#fff;border-radius:50%;flex:0 0 25px;place-items:center;width:25px;height:25px;font-weight:900;display:grid}.callout.warning{border-color:var(--orange);background:var(--orange-soft)}.callout.warning>span:first-child{background:var(--orange)}.callout.compact{margin-top:20px;font-size:.78rem}.callout p{margin:0}.image-strip{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:14px 0;display:grid}.image-strip img{object-fit:contain;border:1px solid var(--line);background:#fff;border-radius:10px;width:100%;max-height:420px}.prev-next{justify-content:space-between;gap:12px;display:flex}.prev-next button{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:10px 14px}.page-header{max-width:900px;margin-bottom:34px}.page-header h1{margin-bottom:14px;font-size:clamp(2.3rem,4.4vw,4.6rem)}.page-header>p:last-child{max-width:760px;color:var(--muted);font-size:1rem}.formula-tabs{gap:6px;margin-bottom:20px;padding-bottom:4px;display:flex;overflow-x:auto}.formula-tabs button,.segmented button{border:1px solid var(--line);background:var(--surface);white-space:nowrap;border-radius:999px;padding:8px 13px;font-size:.74rem;font-weight:750}.formula-tabs button.active,.segmented button.active{border-color:var(--blue);background:var(--blue);color:#fff}.calculator-layout{grid-template-columns:minmax(0,1.4fr) minmax(300px,.6fr);gap:20px;display:grid}.calculator-card,.formula-reference{padding:26px}.calculator-title{border-bottom:1px solid var(--line);margin-bottom:22px;padding-bottom:18px}.calculator-title span{background:var(--orange-soft);color:var(--orange);border-radius:6px;padding:5px 8px;font-family:IBM Plex Mono,monospace;font-size:.68rem;font-weight:850;display:inline-block}.calculator-title h2{margin:10px 0 0;font-size:1.6rem}.field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:22px;display:grid}.field-grid.five{grid-template-columns:repeat(5,minmax(0,1fr))}label{font-size:.76rem;font-weight:700}label>span:first-child{margin-bottom:6px;display:block}input,select,textarea{border:1px solid var(--line);background:var(--surface);border-radius:9px;width:100%;padding:10px 11px}textarea{resize:vertical;line-height:1.45}label small{color:var(--muted);margin-top:5px;font-size:.65rem;font-weight:500;display:block}.unit-input{position:relative}.unit-input input{padding-right:86px;font-family:IBM Plex Mono,monospace}.unit-input em{color:var(--muted);font-size:.68rem;font-style:normal;position:absolute;top:50%;right:10px;transform:translateY(-50%)}.wide-field{grid-column:1/-1}.form-error{color:var(--red);margin-top:14px;font-weight:700}.worked-result{border-top:1px solid var(--line);gap:9px;margin-top:24px;padding-top:20px;display:grid}.worked-result code{background:var(--surface-2);color:var(--blue);border-radius:8px;padding:10px;font-size:.76rem;overflow-x:auto}.worked-result small{color:var(--muted)}.formula-reference details{border-top:1px solid var(--line);padding:12px 0}.formula-reference summary{cursor:pointer}.formula-reference summary strong,.formula-reference summary code{display:block}.formula-reference summary code{color:var(--blue);margin-top:3px}.formula-reference dl{margin-bottom:0}.formula-reference dl div{grid-template-columns:50px 1fr;gap:8px;padding:4px 0;display:grid}.formula-reference dt{color:var(--orange);font-family:IBM Plex Mono,monospace;font-weight:900}.formula-reference dd{color:var(--muted);margin:0;font-size:.74rem}.tap-grid{grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:20px;margin-bottom:20px;display:grid}.trainer-card,.tap-warning,.tap-table-panel,.callout-builder{padding:24px}.trainer-status{justify-content:space-between;margin-bottom:18px;display:flex}.trainer-card>label{margin-bottom:20px;display:block}.tap-question{border:1px dashed var(--blue);place-items:center;min-height:180px;display:grid}@supports (color:color-mix(in lab, red, red)){.tap-question{border:1px dashed color-mix(in srgb, var(--blue) 40%, var(--line))}}.tap-question{background:linear-gradient(135deg, var(--blue), var(--surface));border-radius:16px}@supports (color:color-mix(in lab, red, red)){.tap-question{background:linear-gradient(135deg, color-mix(in srgb, var(--blue) 4%, var(--surface)), var(--surface))}}.tap-question{text-align:center;margin-bottom:20px;padding:24px}.tap-question span{color:var(--blue);font-family:IBM Plex Mono,monospace;font-size:clamp(2.2rem,6vw,4.8rem);font-weight:900}.tap-question p{color:var(--muted);margin:0}.trainer-card form label{margin-bottom:12px;display:block}.feedback{border-radius:12px;margin-top:18px;padding:15px}.feedback.correct{background:var(--green)}@supports (color:color-mix(in lab, red, red)){.feedback.correct{background:color-mix(in srgb, var(--green) 12%, var(--surface))}}.feedback.correct{color:var(--green)}.feedback.incorrect{background:var(--red)}@supports (color:color-mix(in lab, red, red)){.feedback.incorrect{background:color-mix(in srgb, var(--red) 10%, var(--surface))}}.feedback.incorrect{color:var(--red)}.feedback.manual{background:var(--surface-2)}.feedback p{margin:5px 0 0}.feedback small{color:var(--muted);margin-top:8px;display:block}.tap-warning{border-color:var(--orange)}@supports (color:color-mix(in lab, red, red)){.tap-warning{border-color:color-mix(in srgb, var(--orange) 45%, var(--line))}}.tap-warning{background:var(--orange-soft)}.tap-warning h2{font-size:1.8rem}.compare-row{border-top:1px solid var(--orange);justify-content:space-between;gap:12px;display:flex}@supports (color:color-mix(in lab, red, red)){.compare-row{border-top:1px solid color-mix(in srgb, var(--orange) 30%, var(--line))}}.compare-row{padding:14px 0}.compare-row strong{color:var(--orange)}.tap-table-panel,.callout-builder{margin-bottom:20px}.tap-table-panel table th:first-child{z-index:1;position:sticky;left:0}.callout-output{background:var(--surface-2);border-radius:12px;justify-content:space-between;align-items:center;gap:16px;margin:18px 0;padding:16px;display:flex}.callout-output code{color:var(--blue);font-weight:800}.callout-output button{color:var(--orange);background:0 0;border:0;font-weight:750}.flash-toolbar,.practice-toolbar{align-items:end;gap:10px;margin-bottom:20px;padding:14px;display:flex}.flash-toolbar label,.practice-toolbar label{min-width:190px}.flash-toolbar>button,.practice-toolbar>button{border:1px solid var(--line);background:var(--surface);border-radius:9px;min-height:40px;padding:8px 12px;font-size:.74rem;font-weight:750}.segmented{gap:5px;display:flex}.add-card{grid-template-columns:.5fr 1fr 1fr auto;align-items:end;gap:10px;margin-bottom:20px;padding:16px;display:grid}.flash-stage{max-width:800px;margin:0 auto}.flash-meta{color:var(--muted);align-items:center;gap:10px;margin-bottom:10px;font-size:.75rem;display:flex}.flash-meta button{color:var(--orange);background:0 0;border:0;margin-left:auto}.flashcard{border:1px solid var(--blue);align-content:center;place-items:center;gap:24px;width:100%;min-height:390px;display:grid}@supports (color:color-mix(in lab, red, red)){.flashcard{border:1px solid color-mix(in srgb, var(--blue) 35%, var(--line))}}.flashcard{background:linear-gradient(#0b4f8a09 1px, transparent 1px), var(--surface);text-align:center;background-size:100% 32px;border-radius:24px;padding:clamp(30px,8vw,72px);box-shadow:0 24px 60px #09355b21}.flashcard.is-flipped{border-color:var(--orange)}@supports (color:color-mix(in lab, red, red)){.flashcard.is-flipped{border-color:color-mix(in srgb, var(--orange) 45%, var(--line))}}.flashcard.is-flipped{background:linear-gradient(#f46a1f0b 1px, transparent 1px), var(--surface);background-size:100% 32px}.flashcard strong{max-width:26ch;font-size:clamp(1.45rem,3.3vw,2.5rem);line-height:1.25}.flash-label{color:var(--orange);letter-spacing:.15em;font-family:IBM Plex Mono,monospace;font-size:.68rem;font-weight:900}.flashcard small{color:var(--muted)}.rating-row{grid-template-columns:repeat(4,1fr);gap:8px;margin-top:14px;display:grid}.rating-row button{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:11px;font-weight:750}.rating-row .again{color:var(--red)}.rating-row .hard{color:var(--orange)}.rating-row .good,.rating-row .easy{color:var(--green)}.flash-stage .prev-next{margin-top:14px}.empty-state{text-align:center;padding:50px}.empty-state p{color:var(--muted)}.practice-toolbar{justify-content:space-between}.practice-toolbar>span{color:var(--muted);font-size:.72rem}.practice-scoreboard{grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;max-width:920px;margin:0 auto 14px;display:grid}.score-pill{border:1px solid var(--line);background:var(--surface);color:var(--muted);border-radius:11px;justify-content:center;align-items:baseline;gap:6px;padding:11px 12px;font-size:.72rem;display:flex}.score-pill strong{color:var(--ink);font-family:IBM Plex Mono,monospace;font-size:1.15rem}.score-pill.correct{border-color:var(--green)}@supports (color:color-mix(in lab, red, red)){.score-pill.correct{border-color:color-mix(in srgb, var(--green) 40%, var(--line))}}.score-pill.correct strong{color:var(--green)}.score-pill.incorrect{border-color:var(--red)}@supports (color:color-mix(in lab, red, red)){.score-pill.incorrect{border-color:color-mix(in srgb, var(--red) 35%, var(--line))}}.score-pill.incorrect strong{color:var(--red)}.score-pill.pending strong{color:var(--orange)}.question-card{max-width:920px;margin:0 auto;padding:clamp(22px,4vw,42px)}.question-card>header,.mock-question>header{justify-content:space-between;gap:12px;margin-bottom:28px;display:flex}.question-card>header>div{flex-wrap:wrap;gap:7px;display:flex}.question-card h2{max-width:34ch;margin-bottom:28px;font-size:clamp(1.4rem,2.8vw,2.2rem)}.choice-list{gap:10px;margin-bottom:22px;display:grid}.choice-list label{border:1px solid var(--line);background:var(--surface);border-radius:11px;grid-template-columns:20px 36px 1fr;align-items:center;gap:10px;min-height:54px;padding:10px 14px;font-size:.86rem;display:grid}.choice-list label:hover,.choice-list label.selected{border-color:var(--blue);background:var(--blue)}@supports (color:color-mix(in lab, red, red)){.choice-list label:hover,.choice-list label.selected{background:color-mix(in srgb, var(--blue) 6%, var(--surface))}}.choice-list input{width:auto}.choice-list label>span{background:var(--surface-2);width:31px;height:31px;color:var(--blue);border-radius:8px;place-items:center;font-family:IBM Plex Mono,monospace;display:grid}.choice-list.compact{margin-bottom:0}.response-box{margin-bottom:22px;display:block}.confidence-row{border-top:1px solid var(--line);color:var(--muted);align-items:center;gap:6px;margin:24px 0 16px;padding-top:14px;font-size:.7rem;display:flex}.confidence-row button{border:1px solid var(--line);background:var(--surface);border-radius:50%;width:30px;height:30px;font-size:.7rem}.confidence-row button.active{border-color:var(--orange);background:var(--orange);color:#fff}.answer-review{color:var(--ink);grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0;display:grid}.answer-review p{border:1px solid}@supports (color:color-mix(in lab, red, red)){.answer-review p{border:1px solid color-mix(in srgb, currentColor 15%, var(--line))}}.answer-review p{background:var(--surface);border-radius:9px}@supports (color:color-mix(in lab, red, red)){.answer-review p{background:color-mix(in srgb, var(--surface) 88%, transparent)}}.answer-review p{padding:12px}.answer-review span{color:var(--muted);letter-spacing:.06em;text-transform:uppercase;margin-bottom:5px;font-family:IBM Plex Mono,monospace;font-size:.64rem;font-weight:800;display:block}.feedback .choice-rationale,.feedback .worked-solution,.feedback .self-score-row{color:var(--ink)}.choice-rationale{border-left:3px solid var(--orange);padding-left:12px;margin:14px 0!important}.worked-solution{border-top:1px solid}@supports (color:color-mix(in lab, red, red)){.worked-solution{border-top:1px solid color-mix(in srgb, currentColor 15%, var(--line))}}.worked-solution{margin-top:16px;padding-top:14px}.worked-solution ol{gap:7px;margin:9px 0 0;padding-left:22px;display:grid}.worked-solution li{padding-left:4px;line-height:1.55}.source-link{color:var(--blue);margin-top:14px;font-size:.76rem;font-weight:800;display:inline-block}.self-score-row{border-top:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:8px;margin-top:16px;padding-top:14px;display:flex}.self-score-row span{color:var(--muted);flex:260px;font-size:.76rem}.question-navigation{border-top:1px solid var(--line);grid-template-columns:auto minmax(160px,1fr) auto;align-items:end;gap:10px;margin-top:24px;padding-top:18px;display:grid}.question-navigation label{justify-self:center;max-width:260px}.question-navigation button:disabled,.confidence-row button:disabled{cursor:not-allowed;opacity:.48}@media (width<=700px){.practice-scoreboard{grid-template-columns:repeat(2,minmax(0,1fr))}.answer-review,.question-navigation{grid-template-columns:1fr}.question-navigation label{grid-row:1;width:100%;max-width:none}}.scenario-card{margin-bottom:20px;padding:24px}.scenario-card>p{margin:14px 0 0;font-size:1rem}.drawing-layout{grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:20px;display:grid}.drawing-response,.review-checklist,.rubric{padding:24px}.issue-row{border-top:1px solid var(--line);grid-template-columns:34px 190px minmax(0,1fr);align-items:start;gap:10px;padding:10px 0;display:grid}.issue-row>span{background:var(--surface-2);width:30px;height:30px;color:var(--orange);border-radius:8px;place-items:center;font-family:IBM Plex Mono,monospace;font-weight:800;display:grid}.review-checklist{align-self:start;position:sticky;top:132px}.review-checklist label{border-top:1px solid var(--line);grid-template-columns:18px 26px 1fr;align-items:center;gap:8px;padding:10px 0;display:grid}.review-checklist input{width:auto}.review-checklist label span{color:var(--orange);font-family:IBM Plex Mono,monospace}.rubric{margin-top:20px}.rubric ol,.exam-response ol{columns:2;column-gap:36px}.rubric li,.exam-response li{break-inside:avoid;margin-bottom:10px}.outline-layout{grid-template-columns:270px minmax(0,1fr);gap:20px;display:grid}.template-list,.outline-board{padding:20px}.template-list{align-self:start}.template-list button{border:0;border-top:1px solid var(--line);width:100%;color:var(--muted);text-align:left;background:0 0;justify-content:space-between;padding:12px 5px;display:flex}.template-list button.active{color:var(--blue);font-weight:800}.outline-board ol{gap:8px;padding:0;list-style:none;display:grid}.outline-board li{border:1px solid var(--line);background:var(--surface-2);border-radius:10px;grid-template-columns:22px 34px 1fr 30px;align-items:center;gap:7px;padding:8px;display:grid}.outline-board li>span{color:var(--muted);cursor:grab}.outline-board li>strong{color:var(--orange);text-align:center;font-family:IBM Plex Mono,monospace}.outline-board li textarea{background:var(--surface);min-height:55px}.outline-board li>button{color:var(--red);background:0 0;border:0;font-size:1.2rem}.essentials{border-radius:10px;gap:3px;margin-top:18px;padding:14px;font-size:.76rem;display:grid}.essentials.warning{background:var(--orange-soft);color:var(--orange)}.essentials.complete{background:var(--green)}@supports (color:color-mix(in lab, red, red)){.essentials.complete{background:color-mix(in srgb, var(--green) 10%, var(--surface))}}.essentials.complete{color:var(--green)}.mock-launch{text-align:center;max-width:720px;margin:0 auto;padding:clamp(30px,6vw,64px)}.mock-clock{color:var(--blue);letter-spacing:-.09em;font-family:IBM Plex Mono,monospace;font-size:clamp(3.2rem,9vw,7rem);font-weight:900}.mock-launch p{color:var(--muted)}.mock-launch ul{text-align:left;max-width:480px;margin:24px auto}.mock-launch .secondary-button{margin-left:8px}.mock-bar{z-index:20;border:1px solid var(--line);background:var(--surface);border-radius:14px;grid-template-columns:140px 1fr auto;align-items:center;gap:20px;display:grid;position:sticky;top:122px}@supports (color:color-mix(in lab, red, red)){.mock-bar{background:color-mix(in srgb, var(--surface) 96%, transparent)}}.mock-bar{box-shadow:var(--shadow);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);margin-bottom:20px;padding:12px 14px}.mock-bar>div:first-child{display:grid}.mock-bar small{color:var(--muted);font-size:.64rem}.mock-bar strong{color:var(--blue);font-family:IBM Plex Mono,monospace;font-size:1.6rem}.mock-section-tabs{justify-content:center;gap:5px;display:flex}.mock-section-tabs button{border:1px solid var(--line);background:var(--surface);border-radius:9px;padding:7px 15px;font-size:.74rem;display:grid}.mock-section-tabs button.active{border-color:var(--blue);color:var(--blue)}.submit-exam{border:1px solid var(--orange);background:var(--orange);color:#fff;border-radius:9px;padding:9px 13px;font-weight:800}.mock-question-list{gap:14px;display:grid}.mock-question,.exam-response,.exam-score{padding:24px}.mock-question>header{margin-bottom:8px}.mock-question>header>span{background:var(--surface-2);width:34px;height:34px;color:var(--orange);border-radius:8px;place-items:center;font-family:IBM Plex Mono,monospace;font-weight:900;display:grid}.mock-question>header button{color:var(--muted);background:0 0;border:0}.mock-question>header button.flagged{color:var(--orange)}.mock-question textarea{width:100%}.exam-response>p{margin:16px 0}.exam-score{text-align:center;margin-top:20px}.exam-score>strong{color:var(--blue);font-size:4rem;display:block}.source-hierarchy{grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:44px;display:grid}.source-hierarchy article{border-top:4px solid var(--blue);background:var(--surface);border-radius:0 0 12px 12px;padding:18px}.source-hierarchy span{color:var(--orange);font-family:IBM Plex Mono,monospace;font-weight:900}.source-hierarchy strong{margin:8px 0 4px;display:block}.source-hierarchy p{color:var(--muted);margin:0;font-size:.73rem}.reference-group{margin-bottom:44px}.reference-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.reference-grid>a{border:1px solid var(--line);background:var(--surface);min-height:180px;color:var(--ink);border-radius:14px;flex-direction:column;align-items:flex-start;padding:18px;text-decoration:none;display:flex}.reference-grid>a:hover{border-color:var(--blue);transform:translateY(-2px)}.reference-grid strong{margin:13px 0 6px}.reference-grid p{color:var(--muted);font-size:.72rem}.reference-grid a>span:last-child{color:var(--blue);margin-top:auto;font-size:.72rem;font-weight:800}.drawer-scrim{display:none}.review-summary-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:20px;display:grid}.review-statement{padding:24px}.review-statement h2,.source-card h2{margin:14px 0 8px;font-size:1.2rem}.source-line,.source-meta,.source-actions,.case-values{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.source-line{color:var(--muted);justify-content:space-between;font-size:.78rem}.review-emphasis,.transcript-actions,.process-fill-lab{margin-bottom:20px;padding:26px}.emphasis-chips{flex-wrap:wrap;gap:8px;margin:18px 0 24px;display:flex}.emphasis-chips span{border:1px solid var(--orange);padding:7px 10px}@supports (color:color-mix(in lab, red, red)){.emphasis-chips span{border:1px solid color-mix(in srgb, var(--orange) 36%, var(--line))}}.emphasis-chips span{background:var(--orange);border-radius:999px}@supports (color:color-mix(in lab, red, red)){.emphasis-chips span{background:color-mix(in srgb, var(--orange) 8%, var(--surface))}}.emphasis-chips span{color:var(--ink);font-size:.78rem;font-weight:700}.emphasis-chips.small{margin:14px 0}.emphasis-chips.small span{padding:5px 8px;font-size:.7rem}.compact-grid{grid-template-columns:repeat(5,minmax(0,1fr))}.review-two-column,.tolerance-layout{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:20px;display:grid}.review-two-column>section,.tolerance-layout>section{padding:26px}.clean-list{gap:12px;padding-left:22px;display:grid}.excluded-panel details,.source-card details{border-top:1px solid var(--line);padding:12px 0}.excluded-panel summary,.source-card summary{cursor:pointer;font-weight:750}.excluded-panel summary .badge{margin-left:8px}.transcript-actions{justify-content:space-between;align-items:center;gap:24px;display:flex}.transcript-actions .primary-button,.source-actions .primary-button{justify-content:center;align-items:center;text-decoration:none;display:inline-flex}.library-toolbar{grid-template-columns:1.4fr .8fr 1fr auto;align-items:end;gap:14px;margin-bottom:20px;padding:20px;display:grid}.library-toolbar label,.process-field-grid label{color:var(--muted);gap:7px;font-size:.76rem;font-weight:750;display:grid}.library-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;display:grid}.source-library-intro{grid-template-columns:minmax(220px,.75fr) minmax(280px,1.25fr);align-items:center;gap:28px;margin-bottom:20px;padding:24px;display:grid}.source-library-intro h2,.source-library-intro p{margin:0}.source-card{flex-direction:column;padding:22px;display:flex}.source-card-top{grid-template-columns:58px 1fr;gap:16px;display:grid}.file-icon{background:var(--blue);color:#fff;letter-spacing:.08em;border-radius:8px 8px 14px;place-items:center;width:58px;height:66px;font-size:.7rem;font-weight:900;display:grid}.file-icon.pdf{background:var(--orange)}.source-meta{color:var(--muted);margin-top:10px;font-size:.75rem}.claim-row{grid-template-columns:auto 1fr;gap:8px;margin-top:10px;display:grid}.claim-row small{color:var(--muted)}.source-visuals{gap:6px;margin:10px 0;display:grid}.source-actions{flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:18px;display:flex}.source-actions .primary-button,.source-actions .secondary-button{justify-content:center;align-items:center;min-height:42px;padding:9px 12px;font-size:.77rem;text-decoration:none;display:inline-flex}.document-reader-backdrop{z-index:1000;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0a111cc7;place-items:center;padding:24px;display:grid;position:fixed;inset:0}.document-reader{border:1px solid var(--line);background:var(--surface);border-radius:20px;grid-template-rows:auto auto minmax(0,1fr) auto;width:min(1180px,100%);height:min(880px,100dvh - 48px);display:grid;overflow:hidden;box-shadow:0 30px 80px #00000061}.document-reader header,.reader-toolbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;display:flex}.document-reader header h2,.document-reader header p{margin:0}.document-reader header h2{margin-top:3px;font-size:clamp(1rem,2vw,1.35rem)}.reader-close{border:1px solid var(--line);background:var(--surface-2);width:42px;height:42px;color:var(--ink);border-radius:50%;flex:none;place-items:center;padding:0;font-size:1.6rem;line-height:1;display:grid}.reader-toolbar{background:var(--surface-2);flex-wrap:wrap;justify-content:flex-start;font-size:.78rem;font-weight:750}.reader-toolbar span{color:var(--muted);margin-right:auto}.reader-toolbar a,.reader-fallback a{color:var(--blue);font-weight:800}.document-reader iframe{background:#fff;border:0;width:100%;height:100%}.reader-fallback{border-top:1px solid var(--line);color:var(--muted);text-align:center;margin:0;padding:10px 18px;font-size:.76rem}.pin-hole-diagram{border:2px solid var(--ink);background:linear-gradient(90deg, transparent 49.8%, var(--blue) 50%, transparent 50.2%), linear-gradient(transparent 49.8%, var(--blue) 50%, transparent 50.2%), var(--blue);border-radius:18px;min-height:340px;margin:18px 0;position:relative}@supports (color:color-mix(in lab, red, red)){.pin-hole-diagram{background:linear-gradient(90deg, transparent 49.8%, color-mix(in srgb, var(--blue) 25%, transparent) 50%, transparent 50.2%), linear-gradient(transparent 49.8%, color-mix(in srgb, var(--blue) 25%, transparent) 50%, transparent 50.2%), color-mix(in srgb, var(--blue) 4%, var(--surface))}}.pin-hole-diagram .hole{aspect-ratio:1;border:7px solid var(--blue);background:var(--surface);border-radius:50%;width:170px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.pin-hole-diagram .pin{aspect-ratio:1;border:6px solid var(--orange);background:var(--orange);border-radius:50%;width:108px;position:absolute;top:50%;left:55%;transform:translate(-50%,-50%)}@supports (color:color-mix(in lab, red, red)){.pin-hole-diagram .pin{background:color-mix(in srgb, var(--orange) 14%, var(--surface))}}.axis,.dimension{background:var(--surface);font-family:var(--mono);border-radius:5px;padding:4px 7px;font-size:.78rem;font-weight:800;position:absolute}.axis-x{color:var(--blue);bottom:12px;right:12px}.dim-a{top:16px;left:16px}.dim-b{top:16px;right:16px}.dim-gap{color:var(--orange);top:49%;left:58%}.loop-checklist{gap:10px;padding-left:22px;display:grid}.mode-toggle{border:1px solid var(--line);background:var(--surface-2);border-radius:10px;grid-template-columns:1fr 1fr;margin-bottom:18px;padding:4px;display:grid}.mode-toggle button{background:0 0;border:0;border-radius:7px;padding:10px}.mode-toggle button.active{background:var(--surface);box-shadow:var(--shadow);color:var(--blue);font-weight:800}.tolerance-practice>label{gap:8px;margin-bottom:18px;font-weight:800;display:grid}.case-values{gap:10px;margin:16px 0;display:grid}.case-values span{border:1px solid var(--line);background:var(--surface-2);border-radius:8px;justify-content:space-between;gap:16px;padding:10px 12px;display:flex}.process-field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0;display:grid}.process-field-grid label{border:1px solid var(--line);background:var(--surface-2);border-radius:10px;align-content:start;padding:14px}.process-field-grid small{color:var(--ink);line-height:1.45}@media (width<=1120px){.topbar{grid-template-columns:230px minmax(220px,1fr) auto}.sidebar{width:220px}main,.site-credit{margin-left:220px;padding-left:26px;padding-right:26px}.hero{grid-template-columns:1fr}.exam-card{max-width:620px}.metrics-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid,.calculator-layout,.drawing-layout{grid-template-columns:1fr}.dashboard-side{grid-template-columns:repeat(2,1fr)}.review-checklist{position:static}.field-grid.five{grid-template-columns:repeat(3,1fr)}.reference-grid{grid-template-columns:repeat(2,1fr)}}@media (width<=820px){.priority-banner{white-space:nowrap;justify-content:flex-start;overflow:hidden}.priority-banner span{display:none}.topbar{grid-template-columns:auto 1fr auto;gap:10px;padding:0 14px}.menu-button{display:block}.brand-mark,.brand>div:last-child,.search-wrap kbd,.top-actions .icon-button:first-child{display:none}.sidebar{width:min(310px,86vw);box-shadow:var(--shadow);transition:transform .18s;transform:translate(-102%)}.sidebar.is-open{transform:translate(0)}.drawer-scrim{z-index:35;background:#030d1880;border:0;display:block;position:fixed;inset:110px 0 0}main{margin-left:0;padding:140px 18px 64px}.site-credit{margin-left:0;padding:0 18px 28px}.module-layout{grid-template-columns:1fr}.module-picker{border-right:0;grid-auto-columns:minmax(180px,1fr);grid-auto-flow:column;max-height:none;padding-bottom:8px;padding-right:0;position:static;overflow-x:auto}.quick-grid,.source-hierarchy{grid-template-columns:repeat(2,1fr)}.tap-grid,.outline-layout,.review-two-column,.tolerance-layout,.library-grid,.source-library-intro{grid-template-columns:1fr}.review-summary-grid,.process-field-grid,.library-toolbar{grid-template-columns:1fr 1fr}.document-reader-backdrop{padding:12px}.document-reader{border-radius:14px;height:calc(100dvh - 24px)}.compact-grid{grid-template-columns:repeat(2,1fr)}.transcript-actions{flex-direction:column;align-items:flex-start}.template-list{display:flex;overflow-x:auto}.template-list .eyebrow{display:none}.template-list button{border-top:0;min-width:180px}.flash-toolbar,.practice-toolbar{flex-wrap:wrap;align-items:center}.add-card{grid-template-columns:1fr 1fr}.mock-bar{grid-template-columns:100px 1fr;top:116px}.mock-section-tabs{justify-content:flex-start;overflow-x:auto}.submit-exam{grid-column:1/-1}}@media (width<=560px){.top-actions .icon-button:nth-child(2){display:none}.hero{min-height:auto;padding-top:12px}.hero h1,.page-header h1,.module-hero h1{font-size:2.55rem}.exam-card{padding:20px}.exam-date{font-size:4.4rem}.metrics-grid,.dashboard-side,.quick-grid,.source-hierarchy,.reference-grid,.review-summary-grid,.process-field-grid,.library-toolbar,.compact-grid{grid-template-columns:1fr}.module-hero{flex-direction:column;align-items:flex-start}.module-score{width:100%}.note-card>header,.note-card>footer{align-items:flex-start}.note-content{padding:18px}.field-grid,.field-grid.five{grid-template-columns:1fr}.callout-output{flex-direction:column;align-items:flex-start}.formula-tabs{margin-right:-18px}.flashcard{min-height:340px;padding:28px 20px}.rating-row{grid-template-columns:repeat(2,1fr)}.add-card{grid-template-columns:1fr}.issue-row{grid-template-columns:34px 1fr}.issue-row textarea{grid-column:1/-1}.rubric ol,.exam-response ol{columns:1}.outline-board li{grid-template-columns:20px 30px 1fr 28px}.mock-section-tabs button{padding:6px 9px}.mock-launch .secondary-button{margin:8px auto 0;display:block}.reader-toolbar span{flex-basis:100%}.reader-toolbar a{text-align:center;flex:auto}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{:root{--ink:#111;--muted:#444;--paper:#fff;--surface:#fff;--surface-2:#f2f2f2;--line:#bbb;--blue:#111;--orange:#111;--shadow:none}body{background:#fff;font-size:10pt}.priority-banner,.topbar,.sidebar,.drawer-scrim,.module-picker,.card-actions,.hero-actions,.flash-toolbar,.practice-toolbar,.formula-tabs,button,.prev-next{display:none!important}main{max-width:none;margin:0;padding:0}.panel,.note-card{break-inside:avoid;box-shadow:none;border-color:#bbb}.note-content{padding:12pt}a{color:#111;text-decoration:none}a[href^=http]:after{content:" (" attr(href) ")";font-size:8pt}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}