@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-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-border-style:solid;--tw-ordinal:initial;--tw-slashed-zero:initial;--tw-numeric-figure:initial;--tw-numeric-spacing:initial;--tw-numeric-fraction:initial;--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;--tw-ease: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-serif:ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--radius-3xl:1.5rem;--ease-in:cubic-bezier(.4, 0, 1, 1);--ease-out:cubic-bezier(0, 0, .2, 1);--ease-in-out:cubic-bezier(.4, 0, .2, 1);--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{.\@container{container-type:inline-size}.collapse{visibility:collapse}.invisible{visibility:hidden}.visible{visibility:visible}.absolute{position:absolute}.fixed{position:fixed}.relative{position:relative}.static{position:static}.sticky{position:sticky}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.top-1{top:calc(var(--spacing) * 1)}.top-2{top:calc(var(--spacing) * 2)}.top-3{top:calc(var(--spacing) * 3)}.top-5{top:calc(var(--spacing) * 5)}.top-6{top:calc(var(--spacing) * 6)}.top-10{top:calc(var(--spacing) * 10)}.top-15{top:calc(var(--spacing) * 15)}.top-25{top:calc(var(--spacing) * 25)}.isolate{isolation:isolate}.float-left{float:left}.float-right{float:right}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.contents{display:contents}.flex{display:flex}.grid{display:grid}.hidden{display:none}.inline{display:inline}.inline-block{display:inline-block}.inline-flex{display:inline-flex}.list-item{display:list-item}.table{display:table}.table-row{display:table-row}.flex-1{flex:1}.flex-shrink,.shrink{flex-shrink:1}.grow{flex-grow:1}.border-collapse{border-collapse:collapse}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.resize{resize:both}.flex-wrap{flex-wrap:wrap}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.overflow-hidden{overflow:hidden}.rounded{border-radius:.25rem}.rounded-3xl{border-radius:var(--radius-3xl)}.border{border-style:var(--tw-border-style);border-width:1px}.break-all{word-break:break-all}.capitalize{text-transform:capitalize}.lowercase{text-transform:lowercase}.uppercase{text-transform:uppercase}.italic{font-style:italic}.ordinal{--tw-ordinal:ordinal;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.tabular-nums{--tw-numeric-spacing:tabular-nums;font-variant-numeric:var(--tw-ordinal,) var(--tw-slashed-zero,) var(--tw-numeric-figure,) var(--tw-numeric-spacing,) var(--tw-numeric-fraction,)}.line-through{text-decoration-line:line-through}.overline{text-decoration-line:overline}.underline{text-decoration-line:underline}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.shadow,.shadow\/archived{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a), 0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow), var(--tw-inset-ring-shadow), var(--tw-ring-offset-shadow), var(--tw-ring-shadow), var(--tw-shadow)}.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,)}.grayscale{--tw-grayscale:grayscale(100%);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,)}.invert{--tw-invert:invert(100%);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))}.ease-in{--tw-ease:var(--ease-in);transition-timing-function:var(--ease-in)}.ease-in-out{--tw-ease:var(--ease-in-out);transition-timing-function:var(--ease-in-out)}.ease-out{--tw-ease:var(--ease-out);transition-timing-function:var(--ease-out)}.\[channel\:\$1\]{channel:$1}.\[channel\:123\]{channel:123}.\[channel\:999\]{channel:999}.\[nav\:difficulty\]{nav:difficulty}.\[nav\:easy\/medium\/hard\]{nav:easy/medium/hard}.\[nav\:easy\]{nav:easy}.\[nav\:hard\]{nav:hard}.\[nav\:medium\]{nav:medium}.\[ops\:db-url\]{ops:db-url}.\[quiz\:correct\]{quiz:correct}.\[quiz\:wrong\]{quiz:wrong}.\[role\:\$1\]{role:$1}.\[role\:123\]{role:123}.\[role\:123456789\]{role:123457000}.\[user\:\$1\]{user:$1}.\[user\:123\]{user:123}.\[user\:555\]{user:555}}html[data-ui-theme=paper-ink]{--bg:#efede8;--surface:#fff;--surface2:#f7f5ef;--bg2:#fff;--bg3:#f7f5ef;--border:#ddd9cd;--border2:#bfbaa8;--accent:#8a2a2a;--accent-ink:#5e1818;--accent-dim:#8a2a2a1a;--accent-dim2:#8a2a2a0d;--on-accent:#efede8;--text:#221f1a;--text2:#0f0e0a;--muted:#6c6a63;--muted2:#9c9a91;--user-bubble:#e4dfce;--c-lecture:#1c3a5a;--c-recitation:#1f3d2b;--c-exercise:#603f0f;--c-exam:#6b1a1a;--c-chapter:#14515a;--c-lecture-wash:#1c3a5a14;--c-recitation-wash:#1f3d2b14;--c-exercise-wash:#603f0f17;--c-exam-wash:#6b1a1a17;--c-chapter-wash:#14515a17;--c-eq-link:#4b1a55;--c-eq-box-bg:#9b7e99;--c-eq-text:#efede8;--c-concept:#4b1a55;--c-concept-ink:#5c2468;--c-concept-wash:#4b1a550f;--c-concept-wash2:#4b1a551a;--c-concept-line:#4b1a5547;--c-concept-line-soft:#4b1a552e;--ease-concept:cubic-bezier(.22, 1, .36, 1);--c-quantity:#4b1a55;--c-quantity-ink:#5c2468;--c-quantity-wash:#4b1a550f;--c-quantity-line:#4b1a5547;--env-definition:#4b3fa0;--env-theorem:#0f6f6a;--env-lemma:#2a8070;--env-claim:#9a3b76;--env-corollary:#b05a84;--env-proof:#5c574e;--env-example:#7a6a12;--env-remark:#5b6577;--env-notation:#3a5f9e;--env-axiom:var(--env-definition);--env-exercise:var(--env-example);--band-text:#fff;--c-gold:#a8841f;--c-gold-muted:#8a6d1a;--c-gold-dim:#a8841f1f;--c-rare:#5a2ea6;--c-rare-light:#7c4dff;--c-rare-dim:#5a2ea61a;--c-streak:#c45a18;--c-streak-dim:#c45a181f;--c-bronze:#8f5a2a;--c-silver:#8a8780;--c-command:#5a2ea6;--c-command-dim:#5a2ea61a;--c-command-mod:#8a5a14;--tb-badge-unread:var(--accent);--course-accent:var(--c-lecture);--r-circle:50%;--r-pill:999px;--r-input:28px;--r-card-lg:16px;--r-card:12px;--r-card-sm:10px;--r-util:4px;--shadow-input:0 1px 3px #1a16100a, 0 2px 8px #1a16100d;--shadow-focus:0 0 0 3px #8a2a2a1f;--shadow-card:0 1px 2px #1a16100a, 0 4px 16px #1a16100f;--font-ui:var(--font-plex-sans,"IBM Plex Sans", "Noto Sans Hebrew", sans-serif);--font-mono:var(--font-plex-mono,"IBM Plex Mono", monospace);--font-he:var(--font-heebo,"Heebo", "Noto Sans Hebrew", sans-serif);--font-serif:var(--font-fraunces,"Fraunces", serif);--font-math:"KaTeX_Math", "KaTeX_Main", serif;--font-scale:1;--chat-width:clamp(720px, 50vw, 1280px);--chip-default-bg:var(--bg2);--chip-default-border:var(--border);--chip-hover-bg:var(--bg3);--chip-hover-border:var(--border2);--hud-hover-bg:var(--bg3);--eventcard-bg:var(--surface);--eventcard-border:var(--border);--eventcard-cta-backdrop:#efede88c;--quiz-opt-bg:var(--bg2);--quiz-opt-border:var(--border);--quiz-opt-letter-border:var(--border2);--quiz-opt-letter-bg:var(--bg3);--quiz-opt-hover-bg:var(--bg3);--quiz-opt-hover-border:var(--border2);--quiz-opt-hover-badge:var(--c-gold-muted);--quiz-opt-hover-badge-bg:var(--c-gold-dim);--node-done-bg:#2a6e38;--node-done-dim:#2a6e381f;--xp-fill:#c49a2a;--xp-fill-dim:#c49a2a24;--err:#d4756a;--err-dim:#d4756a1a;--err-border:#d4756a52;--wait:#6eaadc;--wait-dim:#6eaadc1a;--wait-border:#6eaadc52;--chrome:#e4dfce}html[data-ui-theme=paper-ink][data-theme=dark]{--bg:#1e1e1c;--surface:#1a1a18;--bg2:#1e1e1c;--bg3:#24241f;--border:#333330;--border2:#3a3a35;--accent:#b8d44e;--accent-ink:#a4c236;--accent-dim:#b8d44e14;--accent-dim2:#b8d44e26;--on-accent:#1e1e1c;--text:#d4d2cc;--text2:#e8e6e0;--muted:#9a9a94;--muted2:#5a5a54;--user-bubble:#ffffff1a;--c-lecture:#6eaadc;--c-recitation:#7dba6e;--c-exercise:#d4a84a;--c-exam:#d4756a;--c-chapter:#56b6c4;--c-lecture-wash:#6eaadc1a;--c-recitation-wash:#7dba6e1a;--c-exercise-wash:#d4a84a1a;--c-exam-wash:#d4756a1a;--c-chapter-wash:#56b6c41a;--c-concept:#c08ec9;--c-concept-ink:#cfa3d6;--c-concept-wash:#c08ec91a;--c-concept-wash2:#c08ec929;--c-concept-line:#c08ec952;--c-concept-line-soft:#c08ec938;--c-quantity:#c08ec9;--c-quantity-ink:#cfa3d6;--c-quantity-wash:#c08ec91a;--c-quantity-line:#c08ec952;--env-definition:#9a8cf0;--env-theorem:#46b0a8;--env-lemma:#5cc3ac;--env-claim:#d97ab1;--env-corollary:#d693b3;--env-proof:#a39d92;--env-example:#cbb24e;--env-remark:#9fabc2;--env-notation:#82a3da;--env-axiom:var(--env-definition);--env-exercise:var(--env-example);--band-text:#17160f;--c-gold:gold;--c-gold-muted:#d4af37;--c-gold-dim:#ffd7001f;--c-rare:#7c4dff;--c-rare-light:#b388ff;--c-rare-dim:#7c4dff1f;--c-streak:#ff9800;--c-streak-dim:#ff98001f;--c-bronze:#cd7f32;--c-silver:silver;--c-command:#9b72cf;--c-command-dim:#9b72cf1f;--c-command-mod:#d4a843;--tb-badge-unread:#e85555;--shadow-input:0 2px 12px #00000040;--shadow-focus:0 0 0 3px #b8d44e26;--shadow-card:0 4px 20px #00000059;--node-done-bg:#7dba6e;--node-done-dim:#7dba6e29;--xp-fill:#d4a82a;--xp-fill-dim:#d4a82a2e;--err-dim:#d4756a1f;--wait-dim:#6eaadc1f;--chrome:#141412}html[data-ui-theme=paper-ink] .t-hero-he{font-family:var(--font-he);color:var(--text2);letter-spacing:-.02em;direction:rtl;font-size:2.4rem;font-weight:600;line-height:1.15}html[data-ui-theme=paper-ink] .t-hero-en{font-family:var(--font-serif);color:var(--text2);letter-spacing:-.02em;font-size:3rem;font-style:italic;font-weight:300;line-height:1.15}html[data-ui-theme=paper-ink] .t-h1{font-family:var(--font-he);color:var(--text2);letter-spacing:-.01em;font-size:1.25rem;font-weight:600}html[data-ui-theme=paper-ink] .t-h2{font-family:var(--font-he);color:var(--text2);letter-spacing:-.01em;font-size:1.08rem;font-weight:600}html[data-ui-theme=paper-ink] .t-h3{font-family:var(--font-he);color:var(--text2);font-size:1rem;font-weight:500}html[data-ui-theme=paper-ink] .t-body{font-family:var(--font-he);color:var(--text);font-size:.9rem;font-weight:300;line-height:1.75}html[data-ui-theme=paper-ink] .t-body-en{font-family:var(--font-ui);color:var(--text);font-size:.9rem;font-weight:400;line-height:1.6}html[data-ui-theme=paper-ink] .t-label{font-family:var(--font-ui);color:var(--text);font-size:.85rem;font-weight:400}html[data-ui-theme=paper-ink] .t-caption{font-family:var(--font-ui);color:var(--muted);letter-spacing:.02em;font-size:.75rem}html[data-ui-theme=paper-ink] .t-data{font-family:var(--font-mono);letter-spacing:.06em;color:var(--muted);text-transform:none;font-size:.65rem}html[data-ui-theme=paper-ink] .t-data-lg{font-family:var(--font-mono);letter-spacing:.04em;color:var(--text);font-size:.78rem}html[data-ui-theme=paper-ink] .t-timestamp{font-family:var(--font-mono);color:var(--muted);letter-spacing:.04em;font-size:.65rem}html[data-ui-theme=paper-ink] .t-code{font-family:var(--font-mono);color:var(--text);background:var(--bg3);border-radius:var(--r-util);padding:.1em .35em;font-size:.82rem}html[data-ui-theme=paper-ink] .t-btn{font-family:var(--font-ui);color:var(--text);font-size:.92rem;font-weight:500}html[data-ui-theme=paper-ink] .t-math{font-family:var(--font-math);color:var(--text);font-style:italic;font-weight:400}html[data-ui-theme=paper-ink] .t-math-upright{color:var(--text);font-family:KaTeX_Main,serif;font-style:normal;font-weight:400}html[data-ui-theme=paper-ink] .rtl{direction:rtl}html[data-ui-theme=paper-ink] .ltr{direction:ltr;unicode-bidi:isolate}html[data-ui-theme=paper-ink] .num{font-family:var(--font-mono);direction:ltr;unicode-bidi:isolate}html[data-ui-theme=paper-ink] .bidi-plaintext{unicode-bidi:plaintext}html[data-ui-theme=paper-ink] .bdi-isolate{unicode-bidi:isolate}html[data-ui-theme=paper-ink][dir=rtl] .rtl-mirror{transform:scaleX(-1)}html[data-ui-theme=paper-ink] .t-emph-he{color:var(--text2);font-weight:500}html[data-ui-theme=paper-ink] .t-body-niqqud{font-family:var(--font-he);color:var(--text);font-size:.9rem;font-weight:300;line-height:2}html[data-ui-theme=paper-ink] .meir-eq-block{border-radius:0!important;padding:.5rem 1.25rem!important}html[data-ui-theme=paper-ink] .meir-eq-block .meir-eq-num{color:var(--muted);inset-inline-start:.75rem!important}html[data-ui-theme=paper-ink] .meir-eq-block .meir-eq-actions{inset-inline-end:.75rem}html[data-ui-theme=paper-ink] [data-eq-ref]{color:var(--c-eq-link)!important}html[data-ui-theme=paper-ink] .course-switcher-dropdown{background:var(--surface)!important;border-color:var(--border)!important}html[data-ui-theme=paper-ink] .course-switcher-item{color:var(--text)!important}html[data-ui-theme=paper-ink] .course-switcher-item-active{background:var(--bg3)!important}html[data-ui-theme=paper-ink] .chat-input-pill{background:var(--bg2)!important;border-color:var(--border)!important;border-radius:20px 20px 24px 24px!important;box-shadow:0 1px 2px #1a161008,0 4px 12px #1a16100f,0 8px 4px -6px #1a161014!important}html[data-ui-theme=paper-ink] .chat-input-pill[data-active=true]{border-color:var(--border2)!important;box-shadow:0 1px 2px #1a161008, 0 4px 12px #1a16100f, 0 8px 4px -6px #1a161014, var(--shadow-focus)!important}html[data-ui-theme=paper-ink] .chat-input-pill[data-math-mode=true]{border-color:var(--c-exercise)!important;box-shadow:0 1px 2px #1a161008, 0 4px 12px #1a16100f, 0 0 0 2px var(--c-exercise-wash)!important}html[data-ui-theme=paper-ink] .chat-input-pill textarea::placeholder{color:var(--muted);font-family:var(--font-he);font-size:.88rem;font-weight:300}html[data-ui-theme=paper-ink] math-field{color:var(--text);caret-color:var(--accent);--keyboard-toggle-color:var(--muted);--selection-background-color-focused:var(--accent-dim2);--selection-color-focused:var(--text)}html[data-ui-theme=paper-ink] math-field::part(placeholder){color:var(--muted)}html[data-ui-theme=paper-ink] .chat-user-turn{margin-block-end:32px}html[data-ui-theme=paper-ink] .chat-user-bubble{max-width:78%!important;color:var(--text2)!important;font-family:var(--font-he)!important;text-align:start!important;border-radius:0!important;border-start-start-radius:12px!important;border-start-end-radius:4px!important;border-end-end-radius:12px!important;border-end-start-radius:12px!important;padding:10px 14px!important;font-weight:400!important}html[data-ui-theme=paper-ink] .meir-message{text-align:start;direction:rtl;margin-block-end:32px;color:var(--text)!important;font-family:var(--font-he)!important;background:0 0!important;border:none!important;padding:0!important;font-size:.9rem!important;font-weight:300!important;line-height:1.75!important}html[data-ui-theme=paper-ink][data-ai-bubble=true] .meir-message{background:var(--surface)!important;border:1px solid var(--border)!important;border-radius:var(--r-card)!important;padding:12px 16px!important}html[data-ui-theme=paper-ink] .meir-message .meir-sh{font-family:var(--font-he);letter-spacing:-.01em;color:var(--text2);margin-top:2em;margin-bottom:.4em;font-size:1.08rem;font-weight:600;line-height:1.3}html[data-ui-theme=paper-ink] .meir-message .meir-sh:first-child{margin-top:0}html[data-ui-theme=paper-ink] .meir-message .meir-sh:not(:first-child):before{background:var(--border)}html[data-ui-theme=paper-ink] .meir-message .meir-sh-q{color:var(--text2);font-weight:700}html[data-ui-theme=paper-ink] .meir-message .meir-blt{color:var(--muted2)}html[data-ui-theme=paper-ink] .meir-message .meir-nln{color:var(--text2)}html[data-ui-theme=paper-ink] .meir-message .meir-bq{border-inline-start:3px solid var(--c-exam);background:var(--c-exam-wash);border-radius:0 var(--r-util) var(--r-util) 0;color:var(--text);margin:.5em 0;padding:.6em .9em}html[data-ui-theme=paper-ink] .meir-followup-chip{background:var(--bg2);border:1px solid var(--border);color:var(--text);font-family:var(--font-he)}html[data-ui-theme=paper-ink] .meir-followup-chip:hover{background:var(--bg3);border-color:var(--border2);color:var(--text2)}html[data-ui-theme=paper-ink] .katex{direction:ltr;unicode-bidi:isolate}html[data-ui-theme=paper-ink] .katex-display{direction:ltr}html[data-ui-theme=paper-ink] .katex,html[data-ui-theme=paper-ink] .katex *{color:var(--text)!important}html[data-ui-theme=paper-ink] .meir-chip[data-chip-type=lecture]{color:var(--c-lecture)!important}html[data-ui-theme=paper-ink] .meir-chip[data-chip-type=recitation]{color:var(--c-recitation)!important}html[data-ui-theme=paper-ink] .meir-chip[data-chip-type=exercise]{color:var(--c-exercise)!important}html[data-ui-theme=paper-ink] .meir-chip[data-chip-type=exam]{color:var(--c-exam)!important}html[data-ui-theme=paper-ink] .meir-concept-chip{color:var(--c-concept-ink);cursor:pointer;background-image:linear-gradient(var(--c-concept-line-soft), var(--c-concept-line-soft));transition:background-color .16s var(--ease-concept), background-size .16s var(--ease-concept);background-position:0 100%;background-repeat:no-repeat;background-size:100% 1.5px;border-radius:2px;padding-bottom:1.5px;font-weight:500;text-decoration:none}html[data-ui-theme=paper-ink] .meir-concept-chip:hover{background-color:var(--c-concept-wash);background-size:100% 2px}@keyframes conceptIntro{0%{background-color:var(--c-concept-wash2)}to{background-color:#0000}}@media (prefers-reduced-motion:no-preference){html[data-ui-theme=paper-ink] .meir-message.concept-intro .meir-concept-chip{animation:conceptIntro 1.2s var(--ease-concept) 1}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock{--mb-ink:var(--env-proof);--mb-washsoft:var(--mb-ink)}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock{--mb-washsoft:color-mix(in oklab, var(--mb-ink) 5%, var(--surface))}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock{background:var(--surface);border:1px solid var(--border);border-inline-start:3px solid var(--mb-ink);border-radius:var(--r-card);box-shadow:var(--shadow-card);direction:rtl;margin-block:1.05em;display:block;overflow:hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=definition]{--mb-ink:var(--env-definition)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=theorem]{--mb-ink:var(--env-theorem)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=lemma]{--mb-ink:var(--env-lemma)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=claim]{--mb-ink:var(--env-claim)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=corollary]{--mb-ink:var(--env-corollary)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=proof]{--mb-ink:var(--env-proof)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=example]{--mb-ink:var(--env-example)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=remark]{--mb-ink:var(--env-remark)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=notation]{--mb-ink:var(--env-notation)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=axiom]{--mb-ink:var(--env-axiom)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mathblock[data-mb-type=exercise]{--mb-ink:var(--env-exercise)}@keyframes meirMbSkeletonPulse{0%,to{opacity:.4}50%{opacity:.85}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-bar{vertical-align:-.08em;background:var(--band-text);border-radius:4px;width:38%;height:.72em;margin-inline-start:8px;display:inline-block}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-bar{background:color-mix(in oklab, var(--band-text) 55%, transparent)}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-line{background:var(--mb-ink);border-radius:4px;width:100%;height:.72em;margin-block:.34em;display:block}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-line{background:color-mix(in oklab, var(--mb-ink) 20%, var(--surface))}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-line.meir-mb-sk-short{width:60%}@media (prefers-reduced-motion:no-preference){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-bar,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-skeleton .meir-mb-sk-line{animation:1.3s ease-in-out infinite meirMbSkeletonPulse}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-head{background:var(--mb-ink);align-items:center;gap:10px;padding:8px 13px;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-label{min-width:0;font-family:var(--font-he);color:var(--band-text);flex:auto;font-size:1rem;font-weight:600;line-height:1.3}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-label .num{font-family:var(--font-mono);font-size:.9em}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-head .meir-chip[data-chip-type]{flex:none;color:var(--band-text)!important}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph{background:var(--band-text);border-radius:6px;flex:none;justify-content:center;align-items:center;width:22px;height:22px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph{background:color-mix(in oklab, var(--band-text) 20%, transparent)}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph:before{content:"";background-color:var(--band-text);width:15px;height:15px;-webkit-mask:var(--mb-glyph) center / contain no-repeat;-webkit-mask:var(--mb-glyph) center / contain no-repeat;-webkit-mask:var(--mb-glyph) center / contain no-repeat;-webkit-mask:var(--mb-glyph) center / contain no-repeat;mask:var(--mb-glyph) center / contain no-repeat}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=definition]:before,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=axiom]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M8%203L10.6%206.6H5.4L8%203Z'%2F%3E%3Cpath%20d%3D'M4.5%209.7h7'%2F%3E%3Cpath%20d%3D'M4.5%2012.2h7'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=theorem]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M8%202.2L9.6%206.4L13.8%208L9.6%209.6L8%2013.8L6.4%209.6L2.2%208L6.4%206.4Z'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=lemma]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M8%202.5L13.5%208L8%2013.5L2.5%208Z'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=claim]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M4.5%202.5V13.5'%2F%3E%3Cpath%20d%3D'M4.5%203.5L12%205.75L4.5%208Z'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=corollary]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M5%203V8.5A1.5%201.5%200%200%200%206.5%2010H12'%2F%3E%3Cpath%20d%3D'M9.8%208L12.3%2010L9.8%2012'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=proof]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Crect%20x%3D'4.75'%20y%3D'4.75'%20width%3D'6.5'%20height%3D'6.5'%20rx%3D'1.3'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=example]:before,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=exercise]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M8%202.5A4%204%200%200%200%205.5%209.6c.4.35.65.85.65%201.4H9.85c0-.55.25-1.05.65-1.4A4%204%200%200%200%208%202.5Z'%2F%3E%3Cpath%20d%3D'M6.5%2013h3'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=remark]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M2.5%205A1.5%201.5%200%200%201%204%203.5h8A1.5%201.5%200%200%201%2013.5%205v3A1.5%201.5%200%200%201%2012%209.5H7L4%2012V9.5A1.5%201.5%200%200%201%202.5%208Z'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-glyph[data-mb-type=notation]:before{--mb-glyph:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2016%2016'%20fill%3D'none'%20stroke%3D'black'%20stroke-width%3D'1.5'%20stroke-linecap%3D'round'%20stroke-linejoin%3D'round'%3E%3Cpath%20d%3D'M6.5%203C5.5%203%205.5%204.5%205.5%205.5C5.5%207%204.5%207.5%204%208C4.5%208.5%205.5%209%205.5%2010.5C5.5%2011.5%205.5%2013%206.5%2013'%2F%3E%3Cpath%20d%3D'M9.5%203C10.5%203%2010.5%204.5%2010.5%205.5C10.5%207%2011.5%207.5%2012%208C11.5%208.5%2010.5%209%2010.5%2010.5C10.5%2011.5%2010.5%2013%209.5%2013'%2F%3E%3C%2Fsvg%3E")}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-body{color:var(--text);padding:11px 13px 12px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-p{font-family:var(--font-he);color:var(--text);margin:0 0 .6em;font-size:.95rem;font-weight:300;line-height:1.75}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-p:last-child{margin-bottom:0}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-em{color:var(--text2);font-weight:500}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-dm{text-align:center;direction:ltr;unicode-bidi:isolate;margin:.7em 0;display:block}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-notation{grid-template-columns:auto 1fr;align-items:baseline;gap:8px 18px;margin:10px 0 2px;display:grid}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-dt{text-align:start;white-space:nowrap;direction:ltr;unicode-bidi:isolate}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-dd{font-family:var(--font-he);color:var(--muted);margin:0;font-size:.9rem;font-weight:300;line-height:1.5}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clauses{color:var(--text);padding:11px 13px 12px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-intro{font-family:var(--font-he);color:var(--text);margin:0 0 .5em;font-size:.95rem;font-weight:300;line-height:1.75}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause{padding-block:10px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause+.meir-mb-clause{border-top:1px solid var(--border)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause-name{font-family:var(--font-he);color:var(--text2);margin-bottom:4px;font-size:.92rem;font-weight:600;display:block}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause-body{border-inline-start:2px solid var(--mb-ink);padding-inline-start:14px}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause-body{border-inline-start:2px solid color-mix(in oklab, var(--mb-ink) 38%, transparent)}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof{margin-top:.6em}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-toggle{cursor:pointer;font-family:var(--font-ui);color:var(--muted);background:0 0;border:none;align-items:center;gap:.4em;padding:.3em 0;font-size:.82rem;font-weight:500;display:inline-flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-toggle:hover{color:var(--text2)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof[data-mb-proof-open=false] .meir-mb-proof-toggle:after{content:"";opacity:.45;background:currentColor;width:.5em;height:.5em}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-body{opacity:0;background:var(--bg3);border-radius:var(--r-card-sm);max-height:0;color:var(--text);margin-top:0;padding:0 14px;overflow:hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof[data-mb-proof-open=true] .meir-mb-proof-body{opacity:1;max-height:2400px;margin-top:.5em;padding:12px 14px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-steps{margin:.4em 0 0;padding:0;list-style:none}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step{grid-template-columns:1.7em 1fr;align-items:start;column-gap:.65em;margin-bottom:.6em;display:grid}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step:last-child{margin-bottom:0}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-num{box-sizing:border-box;border:1px solid var(--border2);width:1.6em;height:1.6em;font-family:var(--font-mono);color:var(--muted);cursor:pointer;-webkit-user-select:none;user-select:none;border-radius:50%;grid-column:1;justify-content:center;align-items:center;margin-top:.12em;font-size:.72rem;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-num:hover,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-num:focus-visible{border-color:var(--mb-ink);color:var(--mb-ink);outline:none}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-body{grid-column:2;min-width:0}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-qed{text-align:end;margin-top:.5em;display:block}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-qed:after{content:"";vertical-align:.02em;background:currentColor;width:.6em;height:.6em;display:inline-block}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-ref{cursor:pointer;font-family:var(--font-he);color:var(--mb-ink);white-space:nowrap;background:0 0;border:none;padding:0;font-size:.94em;font-weight:500;display:inline}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-ref:hover{text-decoration:underline}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-ref-mark{font-family:var(--font-mono);color:var(--muted);margin-inline-end:.15em;display:inline-block;transform:scaleX(-1)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-actions{border-top:1px solid var(--border);flex-wrap:wrap;align-items:center;gap:4px;margin-top:12px;padding-top:10px;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-act{cursor:pointer;font-family:var(--font-he);color:var(--muted);border-radius:var(--r-pill);background:0 0;border:none;align-items:center;gap:6px;padding:5px 10px;font-size:.82rem;font-weight:500;transition:background .15s,color .15s;display:inline-flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-act:hover{background:var(--bg3);color:var(--text2)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-act:active{transform:translateY(.5px)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause .meir-mb-actions{padding-top:0;border-top:none;margin-top:6px;padding-inline-start:14px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause .meir-mb-act{padding:3px 8px;font-size:.74rem}@media (hover:hover){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-actions{opacity:0;pointer-events:none;max-height:0;margin-top:0;overflow:hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-message:not(.meir-streaming) .meir-mathblock:hover .meir-mb-actions,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-message:not(.meir-streaming) .meir-mathblock:focus-within .meir-mb-actions{opacity:1;pointer-events:auto;max-height:6rem;margin-top:12px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-message:not(.meir-streaming) .meir-mathblock:hover .meir-mb-clause .meir-mb-actions,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-message:not(.meir-streaming) .meir-mathblock:focus-within .meir-mb-clause .meir-mb-actions{margin-top:6px}}@media (prefers-reduced-motion:no-preference){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-body{transition:max-height .28s cubic-bezier(.22,1,.36,1),opacity .22s,padding .28s,margin-top .28s}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-num{transition:border-color .15s,color .15s}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-toggle{transition:color .15s}@media (hover:hover){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-actions{transition:opacity .18s,max-height .22s,margin-top .22s}}}html[data-ui-theme=paper-ink][data-theme=dark] .meir-mathblock,html[data-ui-theme=soft-graphite] .meir-mathblock{--mb-washsoft:var(--mb-ink)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme=paper-ink][data-theme=dark] .meir-mathblock,html[data-ui-theme=soft-graphite] .meir-mathblock{--mb-washsoft:color-mix(in oklab, var(--mb-ink) 13%, var(--surface))}}@media (max-width:768px){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-head{flex-wrap:wrap;row-gap:4px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-body .meir-eq-block,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clauses .meir-eq-block,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-dm{-webkit-overflow-scrolling:touch;overflow:auto hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-notation{grid-template-columns:1fr;row-gap:3px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-notation .meir-mb-dd{margin-bottom:6px;padding-inline-start:14px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-act{padding:8px 11px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-clause .meir-mb-act{padding:7px 10px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step{grid-template-columns:38px 1fr}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-step-num{width:34px;height:34px;font-size:.82rem}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .meir-mb-proof-toggle{padding:8px 0}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-card{--pad:22px;--row-gap:18px;--prose-size:.98rem;--prose-lh:1.75;background:var(--surface);border:1px solid var(--border2);border-radius:var(--r-card-lg);box-shadow:var(--shadow-card);direction:rtl;margin-block:1.05em;position:relative;overflow:hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-head{padding:13px var(--pad);background:var(--c-exercise);color:var(--band-text);justify-content:space-between;align-items:center;gap:14px;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-head-start{align-items:center;gap:10px;min-width:0;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-glyph{opacity:.92;background-color:var(--band-text);flex:none;width:17px;height:17px;-webkit-mask:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2024%2024'%3E%3Cpath%20d%3D'M12%202.5c.7%204.6%202.2%206.1%206.8%206.8v.4c-4.6.7-6.1%202.2-6.8%206.8h-.4c-.7-4.6-2.2-6.1-6.8-6.8v-.4c4.6-.7%206.1-2.2%206.8-6.8h.4Z'%20transform%3D'translate(0%202)'%20fill%3D'black'%2F%3E%3C%2Fsvg%3E") 50%/contain no-repeat;mask:url("data:image/svg+xml,%3Csvg%20xmlns%3D'http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg'%20viewBox%3D'0%200%2024%2024'%3E%3Cpath%20d%3D'M12%202.5c.7%204.6%202.2%206.1%206.8%206.8v.4c-4.6.7-6.1%202.2-6.8%206.8h-.4c-.7-4.6-2.2-6.1-6.8-6.8v-.4c4.6-.7%206.1-2.2%206.8-6.8h.4Z'%20transform%3D'translate(0%202)'%20fill%3D'black'%2F%3E%3C%2Fsvg%3E") 50%/contain no-repeat}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-title{min-width:0;font-family:var(--font-he);letter-spacing:-.01em;color:var(--band-text);white-space:nowrap;text-overflow:ellipsis;font-size:1.04rem;font-weight:600;overflow:hidden}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-title .xq-topic{opacity:.82;font-weight:300}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag{border-radius:var(--r-pill);background:var(--band-text);flex:none;align-items:center;gap:6px;padding:4px 11px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag{background:color-mix(in oklab, var(--band-text) 16%, transparent)}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag{font-family:var(--font-he);letter-spacing:.01em;color:var(--band-text);font-size:.7rem;font-weight:500}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag .num{font-family:var(--font-mono);opacity:.95;direction:ltr;unicode-bidi:isolate;font-size:.72rem}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag .sep{opacity:.5}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag-link{cursor:pointer;transition:background .15s}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag-link:hover{background:var(--band-text)}@supports (color:color-mix(in lab, red, red)){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag-link:hover{background:color-mix(in oklab, var(--band-text) 26%, transparent)}}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-tag-link:focus-visible{outline:2px solid var(--band-text);outline-offset:2px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-body{padding:var(--pad);color:var(--text)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-stem{font-family:var(--font-he);font-weight:400;font-size:var(--prose-size);line-height:var(--prose-lh);color:var(--text2);margin:0 0 var(--row-gap);text-wrap:pretty}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-parts{gap:var(--row-gap);flex-direction:column;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part{background:var(--bg3);border:1px solid var(--border);border-inline-start:2px solid var(--c-exercise);border-radius:var(--r-card);cursor:pointer;-webkit-tap-highlight-color:transparent;padding:13px 16px 14px;position:relative}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part:hover{border-color:var(--border2)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part:focus-visible{outline:2px solid var(--accent);outline-offset:2px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part[data-xq-open=true]{background:var(--c-exercise-wash);border-color:var(--c-exercise)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part-row{flex-direction:column;align-items:flex-start;display:flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-marker{border-radius:var(--r-util);background:var(--c-exercise-wash);color:var(--c-exercise);font-family:var(--font-he);letter-spacing:.01em;align-items:center;margin-bottom:9px;padding:3px 9px;font-size:.7rem;font-weight:600;display:inline-flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part-text{font-family:var(--font-he);font-weight:300;font-size:var(--prose-size);line-height:var(--prose-lh);color:var(--text);text-wrap:pretty}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part-cta{margin-top:11px;display:none}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part[data-xq-open=true] .xq-part-cta{display:block}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta{border-radius:var(--r-pill);color:var(--accent);font-family:var(--font-he);cursor:pointer;background:0 0;border:none;align-items:center;gap:7px;margin-inline-start:-9px;padding:5px 9px;font-size:.84rem;font-weight:500;display:inline-flex}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta:hover{color:var(--accent-ink);background:var(--accent-dim2)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta:focus-visible{outline:2px solid var(--accent);outline-offset:3px;box-shadow:var(--shadow-focus)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta-arrow{fill:none;flex:none}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta-arrow path{stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta:hover .xq-cta-arrow{transform:scaleX(-1)translate(2px)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-card .katex{color:inherit;direction:ltr;unicode-bidi:isolate}@media (prefers-reduced-motion:no-preference){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part,html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta{transition:background .18s,border-color .18s,color .18s}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-cta-arrow{transition:transform .2s cubic-bezier(.22,1,.36,1)}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part[data-xq-open=true] .xq-part-cta{animation:.24s cubic-bezier(.22,1,.36,1) xqCtaIn}}@keyframes xqCtaIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:none}}@media (max-width:768px){html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-head{flex-wrap:wrap;row-gap:8px}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-title{white-space:normal}html:is([data-ui-theme=paper-ink],[data-ui-theme=soft-graphite]) .xq-part-text .katex{-webkit-overflow-scrolling:touch;overflow:auto hidden}}:root{--shadow-float:0 4px 16px #3214372e, 0 1px 3px #3214371f}.meir-concept-chip[data-concept-saved]{color:var(--c-concept);background-image:none;background-color:var(--c-concept-wash);box-shadow:inset 2px 0 0 var(--accent);border-radius:0 3px 3px 0;padding-inline:2px 4px}.meir-concept-chip[data-concept-saved=understood]{box-shadow:inset 2px 0 0 var(--c-concept-line)}.meir-cfloat{z-index:60;background:var(--surface);border:1px solid var(--c-concept-line);box-shadow:var(--shadow-float);white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .16s var(--ease-concept), transform .18s var(--ease-concept);border-radius:999px;align-items:stretch;padding:3px;display:flex;position:fixed;transform:translate(-50%,calc(2px - 100%))}.meir-cfloat.show{opacity:1;pointer-events:auto;transform:translate(-50%,calc(-100% - 8px))}.meir-cfloat-act{cursor:pointer;color:var(--c-concept);font-family:var(--font-ui);background:0 0;border:none;border-radius:999px;align-items:center;gap:5px;padding:5px 11px;font-size:11.5px;font-weight:500;transition:background .12s;display:flex}.meir-cfloat-act:hover{background:var(--c-concept-wash)}.meir-cfloat-act svg{flex-shrink:0;width:13px;height:13px}.meir-cfloat-act .he{font-family:var(--font-he);font-weight:500}.meir-cfloat-act.is-saved{color:var(--c-ok)}.meir-cfloat-div{background:var(--c-concept-line-soft);align-self:center;width:1px;height:16px}.meir-cfloat:after{content:"";background:var(--surface);border-inline-end:1px solid var(--c-concept-line);border-block-end:1px solid var(--c-concept-line);bottom:-4px;width:8px;height:8px;position:absolute;inset-inline-start:50%;transform:translate(-50%)rotate(45deg)}.meir-cpanel{z-index:1001;background:var(--surface);border-inline-start:1px solid var(--border);width:clamp(326px,30vw,560px);max-width:92vw;box-shadow:var(--shadow-float);transition:transform .3s var(--ease-concept);flex-direction:column;display:flex;position:fixed;inset-block-start:var(--meir-topbar-h,42px);inset-block-end:0;inset-inline-end:0;overflow:hidden;transform:translate(0)}.meir-cpanel.is-closing{transform:translate(-100%)}html:not([dir=rtl]) .meir-cpanel.is-closing{transform:translate(100%)}.meir-cpanel-head{padding:20px 20px 16px}.meir-cpanel-head-top{justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.meir-cpanel-en{font-family:var(--font-ui);letter-spacing:.04em;color:var(--muted2);text-align:start;direction:ltr;margin-bottom:5px;font-size:16.5px;font-weight:500}.meir-cpanel-he{font-family:var(--font-he);color:var(--text2);letter-spacing:-.01em;font-size:35px;font-weight:600;line-height:1.18}.meir-cpanel-close{cursor:pointer;width:28px;height:28px;color:var(--muted);background:0 0;border:none;border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;transition:background .12s,color .12s;display:flex}.meir-cpanel-close:hover{background:var(--bg3);color:var(--text)}.meir-cpanel-week{font-family:var(--font-ui);color:var(--muted);align-items:center;gap:5px;margin-top:12px;font-size:18px;display:inline-flex}.meir-cpanel-week svg{opacity:.7;width:15px;height:15px}.meir-cpanel-tabs{border-bottom:1px solid var(--border);gap:2px;padding:0 16px;display:flex}.meir-cpanel-tab{font-family:var(--font-ui);color:var(--muted2);cursor:pointer;background:0 0;border:none;border-bottom:2px solid #0000;margin-bottom:-1px;padding:9px 12px;font-size:20px;font-weight:400;transition:color .14s}.meir-cpanel-tab:hover{color:var(--text)}.meir-cpanel-tab.active{color:var(--c-concept);border-bottom-color:var(--c-concept);font-weight:500}.meir-cpanel-body{flex-direction:column;flex:1;gap:20px;padding:18px 20px;display:flex;overflow-y:auto}.meir-cpanel-exp{font-family:var(--font-he);color:var(--text);white-space:pre-wrap;font-size:16px;font-weight:300;line-height:1.85}.meir-cpanel-label{font-family:var(--font-ui);letter-spacing:.09em;text-transform:uppercase;color:var(--muted2);margin-bottom:9px;font-size:12px;font-weight:600}.meir-csrc-row{flex-wrap:wrap;gap:6px;display:flex}.meir-csrc-chip{border:1px solid var(--border);background:var(--bg3);cursor:pointer;border-radius:999px;align-items:center;gap:6px;padding:3px 10px 3px 9px;transition:border-color .12s,background .12s;display:inline-flex}.meir-csrc-chip:hover{border-color:var(--border2);background:var(--surface)}.meir-csrc-chip .dot{background:var(--kc,var(--c-lecture));border-radius:50%;flex-shrink:0;width:6px;height:6px}.meir-csrc-chip .num{font-family:var(--font-mono);letter-spacing:.02em;color:var(--kc,var(--c-lecture));direction:ltr;font-size:13px;font-weight:600}.meir-csrc-chip[data-k=lecture]{--kc:var(--c-lecture)}.meir-csrc-chip[data-k=recitation]{--kc:var(--c-recitation)}.meir-csrc-chip[data-k=exercise]{--kc:var(--c-exercise)}.meir-crel-row{flex-wrap:wrap;gap:6px;display:flex}.meir-crel-chip{font-family:var(--font-he);border:1px dashed var(--c-concept-line);color:var(--c-concept);cursor:pointer;background:0 0;border-radius:7px;padding:5px 10px;font-size:15px;font-weight:500;transition:background .13s,border-color .13s}.meir-crel-chip:hover{background:var(--c-concept-wash);border-color:var(--c-concept)}.meir-csrc-list{flex-direction:column;gap:8px;display:flex}.meir-csrc-card{background:var(--bg3);border:1px solid var(--border);cursor:pointer;border-radius:10px;align-items:center;gap:11px;padding:12px 14px;transition:border-color .13s,background .13s;display:flex;position:relative;overflow:hidden}.meir-csrc-card:hover{border-color:var(--border2);background:var(--surface)}.meir-csrc-card-stripe{background:var(--kc,var(--c-lecture));border-radius:2px;width:2.5px;position:absolute;inset-block:9px;inset-inline-start:0}.meir-csrc-card[data-k=lecture]{--kc:var(--c-lecture)}.meir-csrc-card[data-k=recitation]{--kc:var(--c-recitation)}.meir-csrc-card[data-k=exercise]{--kc:var(--c-exercise)}.meir-csrc-card-main{flex:1;min-width:0}.meir-csrc-card-kind{font-family:var(--font-he);color:var(--text2);font-size:20.5px;font-weight:500}.meir-csrc-card-kind .num{font-family:var(--font-mono);color:var(--text2);direction:ltr;margin-inline-start:2px;font-size:12.5px;font-weight:600}.meir-csrc-card-topic{font-family:var(--font-he);color:var(--muted);margin-top:3px;font-size:12px;line-height:1.4}.meir-csrc-card-go{color:var(--muted2);flex-shrink:0;display:flex}.meir-csrc-card-go svg{width:14px;height:14px}.meir-cpanel-foot{border-top:1px solid var(--border);flex-shrink:0;padding:14px 18px 16px}.meir-csave-cta{cursor:pointer;background:var(--c-concept);color:#fff;border:none;border-radius:11px;justify-content:center;align-items:center;gap:9px;width:100%;padding:10px 16px;transition:background .15s,opacity .15s;display:flex}.meir-csave-cta:hover{background:#3a1240}.meir-csave-cta:disabled{opacity:.5;cursor:not-allowed}.meir-csave-cta svg{width:15px;height:15px}.meir-csave-cta .zones{flex-direction:column;align-items:flex-start;line-height:1.15;display:flex}.meir-csave-cta .main{font-family:var(--font-he);font-size:21px;font-weight:500}.meir-csave-cta .sub{font-family:var(--font-he);color:#ffffffb8;font-size:15px;font-weight:300}.meir-ccap-note{font-family:var(--font-he);color:var(--muted);margin-top:8px;font-size:13.5px;line-height:1.5}.meir-csaved-state{flex-direction:column;gap:7px;display:flex}.meir-csaved-line1{font-family:var(--font-he);color:var(--c-ok);align-items:center;gap:7px;font-size:18px;font-weight:500;display:flex}.meir-csaved-line1 .dot{background:var(--c-ok);border-radius:50%;flex-shrink:0;width:7px;height:7px}.meir-csaved-line2{font-family:var(--font-he);color:var(--muted2);padding-inline-start:14px;font-size:16px}.meir-csaved-line2 .mark{color:var(--muted);cursor:pointer;text-decoration:underline;-webkit-text-decoration-color:var(--border2);-webkit-text-decoration-color:var(--border2);-webkit-text-decoration-color:var(--border2);text-decoration-color:var(--border2);text-underline-offset:2px}.meir-csaved-line2 .mark:hover{color:var(--text)}.meir-cexplain-cta{cursor:pointer;background:var(--c-concept);color:#fff;width:100%;font-family:var(--font-he);border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:9px 14px;font-size:18.5px;font-weight:500;transition:background .15s;display:flex}.meir-cexplain-cta:hover{background:#3a1240}.meir-cexplain-cta svg{width:14px;height:14px}.meir-cexplain-sent{line-height:1.4;font-family:var(--font-he);color:var(--c-concept);background:var(--c-concept-wash);border-radius:9px;align-items:center;gap:8px;padding:9px 11px;font-size:14px;display:flex}.meir-cexplain-sent svg{flex-shrink:0;width:13px;height:13px}@media (min-width:1200px){.meir-cpanel-en{font-size:18px}.meir-cpanel-he{font-size:41px;line-height:1.14}.meir-cpanel-week{font-size:20.5px}.meir-cpanel-tab{font-size:22.5px}.meir-cpanel-exp{font-size:17.5px;line-height:1.85}.meir-cpanel-label{font-size:13px}.meir-crel-chip{font-size:16.5px}.meir-csrc-card-kind{font-size:22px}.meir-csrc-chip .num{font-size:15.5px}.meir-csave-cta .main{font-size:23px}.meir-csave-cta .sub{font-size:17px}.meir-cexplain-cta{font-size:21.5px}.meir-csaved-line1{font-size:21px}.meir-csaved-line2{font-size:19px}}@media (min-width:1600px){.meir-cpanel-en{font-size:19.5px}.meir-cpanel-he{font-size:48px}.meir-cpanel-week{font-size:22px}.meir-cpanel-tab{font-size:24px}.meir-cpanel-exp{font-size:20px;line-height:1.85}.meir-cpanel-label{font-size:14px}.meir-crel-chip{font-size:18px}.meir-csrc-card-kind{font-size:24px}.meir-csave-cta .main{font-size:25px}.meir-csave-cta .sub{font-size:18px}.meir-cexplain-cta{font-size:23.5px}}.meir-clist{background:var(--surface);flex-direction:column;height:100%;display:flex}.meir-clist-head{border-bottom:1px solid var(--border);padding:18px 20px 14px}.meir-clist-title{justify-content:space-between;align-items:center;gap:12px;display:flex}.meir-clist-title h1{font-family:var(--font-he);color:var(--text2);letter-spacing:-.01em;font-size:19px;font-weight:600}.meir-clist-title .total{font-family:var(--font-mono);color:var(--muted);direction:ltr;font-size:12px}.meir-clist-sub{font-family:var(--font-he);color:var(--muted);margin-top:4px;font-size:12.5px}.meir-clist-bar{gap:4px;height:5px;margin-top:13px;display:flex}.meir-clist-bar i{border-radius:3px;height:100%;display:block}.meir-clist-bar .b-unclear{background:var(--accent)}.meir-clist-bar .b-ok{background:var(--c-ok);opacity:.75}.meir-clist-bar .b-rest{background:var(--bg3);flex:1}.meir-clist-legend{font-family:var(--font-he);color:var(--muted);gap:14px;margin-top:9px;font-size:11.5px;display:flex}.meir-clist-legend span{align-items:center;gap:5px;display:inline-flex}.meir-clist-legend .d{border-radius:50%;width:7px;height:7px}.meir-clist-filters{border-bottom:1px solid var(--border);gap:6px;padding:12px 20px;display:flex}.meir-clist-filter{font-family:var(--font-ui);cursor:pointer;border:1px solid var(--border);color:var(--muted);background:0 0;border-radius:999px;padding:4px 11px;font-size:12px;font-weight:500;transition:background .13s,color .13s,border-color .13s}.meir-clist-filter:hover{border-color:var(--border2)}.meir-clist-filter.active{background:var(--c-concept);border-color:var(--c-concept);color:#fff}.meir-clist-body{flex:1;padding:6px 0 16px;overflow-y:auto}.meir-clist-empty{font-family:var(--font-he);color:var(--muted);padding:24px 20px;font-size:14px;line-height:1.6}.meir-clist-grouplbl{font-family:var(--font-ui);letter-spacing:.08em;text-transform:uppercase;color:var(--muted2);align-items:center;gap:8px;padding:14px 20px 7px;font-size:10.5px;font-weight:600;display:flex}.meir-clist-grouplbl .num{direction:ltr;font-size:10.5px}.meir-clist-grouplbl:after{content:"";background:var(--border);flex:1;height:1px}.meir-crow{text-align:start;cursor:pointer;background:0 0;border:none;align-items:center;gap:12px;width:100%;padding:11px 20px;transition:background .12s;display:flex;position:relative}.meir-crow:hover{background:var(--bg3)}.meir-crow-accent{background:var(--c-concept-line);border-radius:2px;width:2.5px;position:absolute;inset-block:9px;inset-inline-start:0}.meir-crow.is-unclear .meir-crow-accent{background:var(--accent)}.meir-crow-main{flex:1;min-width:0}.meir-crow-he{font-family:var(--font-he);color:var(--text2);font-size:14.5px;font-weight:500}.meir-crow-meta{font-family:var(--font-ui);color:var(--muted2);text-align:start;direction:ltr;margin-top:2px;font-size:11px}.meir-crow-status{font-family:var(--font-he);border-radius:999px;flex-shrink:0;padding:3px 9px;font-size:11px;font-weight:500}.meir-crow-status.unclear{color:var(--accent);background:#8a2a2a14}.meir-crow-status.ok{color:var(--c-ok);background:#2a66401a}@keyframes btn-spin{0%{transform:translate(-50%,-50%)rotate(0)}to{transform:translate(-50%,-50%)rotate(360deg)}}.btn{cursor:pointer;font-family:var(--font-ui);letter-spacing:-.01em;white-space:nowrap;border-radius:var(--r-pill);-webkit-user-select:none;user-select:none;vertical-align:middle;background:0 0;border:1px solid #0000;flex-shrink:0;justify-content:center;align-items:center;gap:.46em;height:2.62em;padding-inline:1.38em;font-size:.8125em;font-weight:500;line-height:1;text-decoration:none;transition:background .11s,color .11s,border-color .11s,box-shadow .11s,transform 80ms;display:inline-flex;position:relative}.btn--compact{height:2.33em;padding-inline:1.17em;font-size:.75em}.btn svg{flex-shrink:0;width:1.08em;height:1.08em}.btn--compact svg{width:1em;height:1em}.btn--primary{background:var(--accent);color:#fff;border-color:#0000}.btn--primary:hover{background:var(--accent-ink)}.btn--primary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;box-shadow:var(--shadow-focus)}.btn--primary:active{background:var(--accent-ink);transform:scale(.97)}.btn--gold{background:var(--c-gold);color:#fff;border-color:#0000}.btn--gold:hover{background:var(--c-gold-muted)}.btn--gold:focus-visible{outline:2px solid var(--c-gold-muted);outline-offset:3px;box-shadow:0 0 0 3px var(--c-gold-dim)}.btn--gold:active{background:var(--c-gold-muted);transform:scale(.97)}.btn--gold.is-loading:after{border-top-color:#fff;border-right-color:#ffffff52}.btn--secondary{background:var(--surface);color:var(--text);border-color:var(--border2);font-weight:400}.btn--secondary:hover{background:var(--bg3)}.btn--secondary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-color:var(--accent);box-shadow:var(--shadow-focus)}.btn--secondary:active{background:var(--bg3);transform:scale(.97)}.btn--tertiary{color:var(--muted);background:0 0;border-color:#0000;height:2.33em;padding-inline:.83em;font-size:.75em;font-weight:400}.btn--tertiary:hover{background:var(--bg3);color:var(--text)}.btn--tertiary:focus-visible{outline:2px solid var(--accent);outline-offset:2px;box-shadow:var(--shadow-focus);color:var(--text)}.btn--tertiary:active{background:var(--bg3);color:var(--text2);transform:scale(.97)}.btn--destructive{background:var(--surface);color:var(--c-destructive);border-color:var(--c-destructive);font-weight:400}.btn--destructive:hover{background:var(--c-destructive-dim)}.btn--destructive:focus-visible{outline:2px solid var(--c-destructive);outline-offset:3px;box-shadow:0 0 0 3px #8c33201f}.btn--destructive:active{background:var(--c-destructive-dim);color:var(--c-destructive-ink);border-color:var(--c-destructive-ink);transform:scale(.97)}.btn--dinline{color:var(--muted);background:0 0;border-color:#0000;height:2.17em;padding-inline:.67em;font-size:.75em;font-weight:400}.btn--dinline:hover{color:var(--c-destructive);background:var(--c-destructive-dim)}.btn--dinline:focus-visible{outline:2px solid var(--c-destructive);outline-offset:2px;color:var(--c-destructive);box-shadow:0 0 0 3px #8c33201a}.btn--dinline:active{color:var(--c-destructive-ink);transform:scale(.97)}.btn.is-disabled,.btn:disabled{pointer-events:none;cursor:not-allowed;background:var(--btn-disabled-bg)!important;border-color:var(--btn-disabled-border)!important;color:var(--btn-disabled-text)!important;box-shadow:none!important;outline:none!important;transform:none!important}.btn.is-loading{pointer-events:none}.btn.is-loading .btn-label,.btn.is-loading .btn-icon{opacity:0}.btn.is-loading:after{content:"";border:1.5px solid #0000;border-radius:50%;width:14px;height:14px;animation:.65s linear infinite btn-spin;position:absolute;top:50%;left:50%}.btn--primary.is-loading:after{border-top-color:#fff;border-right-color:#ffffff52}.btn--secondary.is-loading:after,.btn--tertiary.is-loading:after{border-top-color:var(--muted);border-right-color:#6c6a6352}.btn--destructive.is-loading:after,.btn--dinline.is-loading:after{border-top-color:var(--c-destructive);border-right-color:#8c332052}.btn--circle{border-radius:var(--r-circle);width:36px;height:36px;padding:0}.btn--circle svg,.btn--circle.is-loading:after{width:16px;height:16px}.btn-icon-row{border:1px solid var(--border);width:26px;height:26px;color:var(--muted);cursor:pointer;background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;transition:background .11s,border-color .11s,color .11s;display:inline-flex;position:relative}.btn-icon-row svg{width:11px;height:11px}.btn-icon-row:hover{border-color:var(--c-destructive);color:var(--c-destructive);background:var(--c-destructive-dim)}.btn-icon-row:focus-visible{outline:2px solid var(--c-destructive);outline-offset:2px;color:var(--c-destructive)}.btn-icon-row.is-disabled,.btn-icon-row:disabled{pointer-events:none;border-color:var(--btn-disabled-border)!important;color:var(--btn-disabled-text)!important;background:var(--btn-disabled-bg)!important}html[data-ui-theme] .pips{flex-wrap:wrap;align-items:center;gap:4px;display:flex}html[data-ui-theme] .pips.sm{gap:3px}html[data-ui-theme] .pip{border:1.4px solid var(--border);background:0 0;border-radius:3px;flex-shrink:0;width:9px;height:9px;transition:background .3s,border-color .3s}html[data-ui-theme] .pips.sm .pip{border-width:1.2px;border-radius:2px;width:7px;height:7px}html[data-ui-theme] .pip.done{background:var(--course-accent);border-color:var(--course-accent)}html[data-ui-theme] .pip.prog{border-color:var(--course-accent);background:linear-gradient(135deg, var(--course-accent) 0 50%, transparent 50% 100%)}html[data-ui-theme] .pip.skip{border-style:dashed;border-color:var(--muted2);background:0 0}html[data-ui-theme] .pip.cur{box-shadow:0 0 0 2px var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .pip.cur{box-shadow:0 0 0 2px color-mix(in oklab, var(--course-accent) 28%, transparent)}}html[data-ui-theme] .frac{font-family:var(--font-mono);color:var(--text2);letter-spacing:.02em;white-space:nowrap;font-size:.68rem}html[data-ui-theme] .frac .of{color:var(--muted)}html[data-ui-theme] .frac.sm{font-size:.6rem}html[data-ui-theme] .tracker{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card-lg);direction:rtl;width:372px;overflow:hidden}html[data-ui-theme] .tracker.embed{box-shadow:var(--shadow-card);width:100%}html[data-ui-theme] .tracker.in-overlay{width:380px;box-shadow:var(--shadow-card)}@keyframes tracker-arrive{0%{box-shadow:0 0 0 0 var(--accent-dim2)}45%{box-shadow:0 0 0 7px var(--accent-dim)}to{box-shadow:0 0 #0000}}html[data-ui-theme] .tracker.fresh{animation:tracker-arrive 1.7s var(--ease-concept) .15s}html[data-ui-theme] .tracker.wide{width:600px}html[data-ui-theme] .tracker.wide .tk-body.tk-cols{grid-template-columns:1fr 1fr;align-items:start;padding:6px 4px 12px;display:grid}html[data-ui-theme] .tracker.wide .tk-col{padding:4px 8px}html[data-ui-theme] .tracker.wide .tk-col:first-child{border-inline-end:1px solid var(--border)}html[data-ui-theme] .tracker.wide .tk-sec{margin-bottom:8px}html[data-ui-theme] .tracker.wide .tk-sec-head{border-bottom:1px solid var(--border);margin-bottom:4px;padding:11px 8px 8px}html[data-ui-theme] .tracker.wide.embed{width:100%}html[data-ui-theme] .tracker.wide.in-overlay{width:568px}html[data-ui-theme] .tk-head{border-bottom:1px solid var(--border);padding:15px 16px 14px}html[data-ui-theme] .tk-kicker{font-family:var(--font-he);color:var(--muted);align-items:center;gap:6px;margin-bottom:9px;font-size:.72rem;font-weight:400;display:flex}html[data-ui-theme] .tk-kicker svg{color:var(--course-accent);flex-shrink:0}html[data-ui-theme] .tk-kicker .date{font-family:var(--font-mono);letter-spacing:.02em;font-size:.66rem}html[data-ui-theme] .tk-title{font-family:var(--font-he);color:var(--text2);letter-spacing:-.01em;align-items:flex-start;gap:8px;margin:0;font-size:1.04rem;font-weight:600;line-height:1.3;display:flex}html[data-ui-theme] .tk-title .edit{color:var(--muted2);opacity:0;cursor:pointer;margin-top:3px;transition:opacity .16s}html[data-ui-theme] .tk-head:hover .tk-title .edit{opacity:1}html[data-ui-theme] .tk-from{cursor:pointer;font-family:var(--font-he);color:var(--muted2);align-items:center;gap:5px;margin-top:12px;font-size:.71rem;font-weight:300;display:inline-flex}html[data-ui-theme] .tk-from:hover{color:var(--text)}html[data-ui-theme] .tk-from svg{flex-shrink:0}html[data-ui-theme] .tk-from .num{font-family:var(--font-mono)}html[data-ui-theme] .tk-prog{align-items:center;gap:11px;margin-top:14px;display:flex}html[data-ui-theme] .tk-prog .pips{flex:1}html[data-ui-theme] .tk-title-ed{cursor:text;border-radius:4px;outline:none;margin:0 -3px;padding:0 3px}html[data-ui-theme] .tk-title-ed:hover{background:var(--bg3)}html[data-ui-theme] .tk-title-ed:focus{background:var(--surface);box-shadow:var(--shadow-focus)}html[data-ui-theme] .pips-grouped{flex-wrap:wrap;flex:1;align-items:center;gap:8px 12px;display:flex}html[data-ui-theme] .pg-group{display:flex}html[data-ui-theme] .tk-bar{border-radius:var(--r-pill);background:var(--bg3);flex:1;height:6px;overflow:hidden}html[data-ui-theme] .tk-bar>i{background:var(--course-accent);border-radius:var(--r-pill);height:100%;transition:width .42s var(--ease-concept);display:block}html[data-ui-theme] .tk-body{padding:4px 0 8px}html[data-ui-theme] .tracker:not(.wide) .tk-sec+.tk-sec{border-top:1px solid var(--border)}html[data-ui-theme] .tk-sec-head{cursor:pointer;align-items:center;gap:8px;padding:11px 16px 9px;display:flex}html[data-ui-theme] .tk-sec-head .chev{color:var(--muted2);transition:transform .22s var(--ease-concept);display:flex}html[data-ui-theme] .tk-sec-head.collapsed .chev{transform:rotate(-90deg)}html[data-ui-theme] .tk-sec-name{font-family:var(--font-he);color:var(--text2);white-space:nowrap;font-size:.81rem;font-weight:500}html[data-ui-theme] .tk-sec-aux{align-items:center;gap:8px;margin-inline-start:auto;display:flex}html[data-ui-theme] .tk-secwrap{animation:tk-sub-in .24s var(--ease-concept)}@keyframes tk-sub-in{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}html[data-ui-theme] .tk-item{position:relative}html[data-ui-theme] .tk-item-row{grid-template-columns:20px 1fr auto;align-items:start;gap:12px;padding:10px 16px;display:grid}html[data-ui-theme] .tk-item-row:hover{background:var(--bg3)}html[data-ui-theme] .tk-item.done .tk-item-row,html[data-ui-theme] .tk-item.skip .tk-item-row{opacity:.5}html[data-ui-theme] .tk-item.cur .tk-item-row{background:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .tk-item.cur .tk-item-row{background:color-mix(in oklab, var(--course-accent) 5%, transparent)}}html[data-ui-theme] .tk-item.cur .tk-item-row{box-shadow:inset -2px 0 0 var(--course-accent)}html[data-ui-theme] .tk-check{border:1.6px solid var(--border2);cursor:pointer;background:0 0;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:20px;height:20px;margin-top:1px;padding:0;transition:border-color .16s,background .16s;display:flex}html[data-ui-theme] .tk-check:hover{border-color:var(--course-accent)}html[data-ui-theme] .tk-check svg{width:12px;height:12px;stroke:var(--surface);stroke-width:2.6px;opacity:0}html[data-ui-theme] .tk-item.done .tk-check{background:var(--course-accent);border-color:var(--course-accent)}html[data-ui-theme] .tk-item.done .tk-check svg{opacity:1}html[data-ui-theme] .tk-item.prog .tk-check{border-color:var(--course-accent)}html[data-ui-theme] .tk-item.prog .tk-check:after{content:"";background:linear-gradient(135deg, var(--course-accent) 0 50%, transparent 50% 100%);border-radius:2px;width:9px;height:9px}html[data-ui-theme] .tk-item.skip .tk-check{border-style:dashed}html[data-ui-theme] .tk-item.skip .tk-check:after{content:"";background:var(--muted2);border-radius:2px;width:10px;height:1.6px}html[data-ui-theme] .tk-item-main{min-width:0}html[data-ui-theme] .tk-item-name{font-family:var(--font-he);color:var(--text2);flex-wrap:wrap;align-items:center;gap:6px;font-size:.88rem;font-weight:400;line-height:1.5;display:flex}html[data-ui-theme] .tk-item.done .tk-item-name .nm,html[data-ui-theme] .tk-item.skip .tk-item-name .nm{text-decoration:line-through;-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);text-decoration-color:var(--muted2)}html[data-ui-theme] .tk-item.skip .skip-tag{font-family:var(--font-ui);color:var(--muted);border:1px solid var(--border2);border-radius:var(--r-pill);vertical-align:1px;margin-inline-start:7px;padding:1px 6px;font-size:.58rem;text-decoration:none;display:inline-block}html[data-ui-theme] .tk-item-aux{align-items:center;gap:6px;padding-top:1px;display:flex}html[data-ui-theme] .tk-expand{cursor:pointer;width:22px;height:22px;color:var(--muted);background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;gap:3px;padding:0;display:flex}html[data-ui-theme] .tk-expand:hover{background:var(--bg3);color:var(--text2)}html[data-ui-theme] .tk-expand .ch{transition:transform .22s var(--ease-concept);display:flex}html[data-ui-theme] .tk-expand.open .ch{transform:rotate(180deg)}html[data-ui-theme] .conf{flex-shrink:0;align-items:center;display:flex}html[data-ui-theme] .conf-dot{border-radius:50%;width:9px;height:9px}html[data-ui-theme] .conf-dot.solid{background:var(--c-recitation)}html[data-ui-theme] .conf-dot.okay{background:var(--c-exercise)}html[data-ui-theme] .conf-dot.shaky{background:var(--c-exam)}html[data-ui-theme] .pin{color:var(--course-accent);flex-shrink:0;align-items:center;display:inline-flex}html[data-ui-theme] .pin svg{fill:currentColor;stroke:none}html[data-ui-theme] .deeplink{cursor:pointer;width:24px;height:24px;color:var(--muted2);opacity:0;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:background .16s,color .16s,opacity .16s;display:flex}html[data-ui-theme] .deeplink:hover{background:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .deeplink:hover{background:color-mix(in oklab, var(--course-accent) 14%, transparent)}}html[data-ui-theme] .deeplink:hover{color:var(--course-accent)}html[data-ui-theme] .tk-item-row:hover .deeplink,html[data-ui-theme] .tk-item.cur .deeplink{opacity:1}html[data-ui-theme] .tk-rm{width:22px;height:22px;color:var(--muted2);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;transition:opacity .14s,background .14s,color .14s;display:flex}html[data-ui-theme] .tk-item-row:hover .tk-rm{opacity:1}html[data-ui-theme] .tk-rm:hover{background:var(--c-exam-wash);color:var(--c-exam)}html[data-ui-theme] .tk-item-sub{padding:0 16px 5px 12px;margin-top:-2px;padding-inline-start:48px}html[data-ui-theme] .agent-line{white-space:nowrap;align-items:center;gap:6px;max-width:100%;display:inline-flex;overflow:hidden}html[data-ui-theme] .agent-line .em{flex-shrink:0;display:flex}html[data-ui-theme] .agent-line .txt{font-family:var(--font-he);color:var(--text2);font-size:.7rem;font-weight:500}html[data-ui-theme] .agent-line .when{font-family:var(--font-mono);color:var(--muted);font-size:.58rem}html[data-ui-theme] .tk-subs{animation:tk-sub-in .22s var(--ease-concept)}html[data-ui-theme] .tk-sublist{border-inline-start:1px dashed var(--border2);flex-direction:column;margin:2px 16px 8px 12px;padding-inline-start:28px;display:flex}html[data-ui-theme] .tk-sub{cursor:pointer;border-radius:6px;grid-template-columns:17px 1fr auto;align-items:center;gap:9px;padding:5px 8px;display:grid}html[data-ui-theme] .tk-sub:hover{background:var(--bg3)}html[data-ui-theme] .tk-sub .box{border:1.5px solid var(--border2);background:0 0;border-radius:5px;justify-content:center;align-items:center;width:16px;height:16px;transition:border-color .14s,background .14s;display:flex}html[data-ui-theme] .tk-sub .box svg{width:10px;height:10px;stroke:var(--surface);stroke-width:2.6px;opacity:0}html[data-ui-theme] .tk-sub.done .box{background:var(--course-accent);border-color:var(--course-accent)}html[data-ui-theme] .tk-sub.done .box svg{opacity:1}html[data-ui-theme] .tk-sub .nm{font-family:var(--font-he);color:var(--text);font-size:.79rem;font-weight:300}html[data-ui-theme] .tk-sub.done .nm{color:var(--muted);text-decoration:line-through;-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);text-decoration-color:var(--muted2)}html[data-ui-theme] .tracker.airy .tk-item-row{padding-block:12px}html[data-ui-theme] .tracker.airy .tk-sec-head{padding-block:14px 9px}html[data-ui-theme] .minimap{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);width:268px;box-shadow:var(--shadow-card);direction:rtl;overflow:hidden}html[data-ui-theme] .minimap.flat{box-shadow:none}html[data-ui-theme] .mm-head{align-items:center;gap:9px;padding:11px 13px 9px;display:flex}html[data-ui-theme] .mm-av{width:24px;height:24px;font-family:var(--font-math);color:var(--course-accent);background:var(--course-accent);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-size:13px;font-style:italic;display:flex}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .mm-av{background:color-mix(in oklab, var(--course-accent) 16%, transparent)}}html[data-ui-theme] .mm-ttl{flex:1;min-width:0}html[data-ui-theme] .mm-ttl .t{font-family:var(--font-he);color:var(--text2);font-size:.8rem;font-weight:600;line-height:1.25}html[data-ui-theme] .mm-ttl .s{font-family:var(--font-mono);color:var(--muted);letter-spacing:.04em;font-size:.56rem}html[data-ui-theme] .mm-expand{width:24px;height:24px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;display:flex}html[data-ui-theme] .mm-expand:hover{background:var(--bg3);color:var(--text2)}html[data-ui-theme] .mm-map{padding:4px 13px 10px}html[data-ui-theme] .mm-grid{flex-wrap:wrap;align-items:flex-start;gap:9px 10px;display:flex}html[data-ui-theme] .mm-secblock{flex-direction:column;gap:4px;display:flex}html[data-ui-theme] .mm-secblock .pips{gap:3px}html[data-ui-theme] .mm-seclabel{font-family:var(--font-he);color:var(--muted);text-align:center;font-size:.72rem;font-weight:500;line-height:1.3}html[data-ui-theme] .mm-now{border-top:1px solid var(--border);background:var(--bg3);align-items:center;gap:7px;padding:9px 13px;display:flex}html[data-ui-theme] .mm-now .lbl{font-family:var(--font-ui);color:var(--muted);letter-spacing:.04em;flex-shrink:0;font-size:.56rem;font-weight:500}html[data-ui-theme] .mm-now .nm{font-family:var(--font-he);color:var(--text2);flex:1;min-width:0;font-size:.76rem;font-weight:500}html[data-ui-theme] .mm-now .frac{margin-inline-start:auto}html[data-ui-theme] .quest{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card);width:268px;box-shadow:var(--shadow-card);direction:rtl;overflow:hidden}html[data-ui-theme] .quest.flat{box-shadow:none}html[data-ui-theme] .q-head{border-bottom:1px solid var(--border);align-items:center;gap:8px;padding:10px 13px;display:flex}html[data-ui-theme] .q-head .ttl{font-family:var(--font-he);color:var(--text2);font-size:.78rem;font-weight:600}html[data-ui-theme] .q-head .ic{color:var(--course-accent);display:flex}html[data-ui-theme] .q-head .cnt{font-family:var(--font-mono);color:var(--muted);margin-inline-start:auto;font-size:.58rem}html[data-ui-theme] .q-allbtn{width:22px;height:22px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;margin-inline-start:6px;display:flex}html[data-ui-theme] .q-allbtn:hover{background:var(--bg3);color:var(--text2)}html[data-ui-theme] .q-allbtn svg{transition:transform .22s var(--ease-concept)}html[data-ui-theme] .q-allbtn.open svg{transform:rotate(180deg)}html[data-ui-theme] .q-list{flex-direction:column;gap:2px;padding:6px;display:flex}html[data-ui-theme] .q-item{border-radius:var(--r-card-sm);cursor:pointer;grid-template-columns:18px 1fr auto;align-items:center;gap:9px;padding:7px 8px;display:grid}html[data-ui-theme] .q-item:hover{background:var(--bg3)}html[data-ui-theme] .q-item .box{border:1.6px solid var(--border2);cursor:pointer;background:0 0;border-radius:5px;flex-shrink:0;justify-content:center;align-items:center;width:17px;height:17px;padding:0;transition:all .14s;display:flex}html[data-ui-theme] .q-item .box svg{width:10px;height:10px;stroke:var(--surface);stroke-width:2.6px;opacity:0}html[data-ui-theme] .q-item.prog .box{border-color:var(--course-accent)}html[data-ui-theme] .q-item.prog .box:after{content:"";background:linear-gradient(135deg, var(--course-accent) 0 50%, transparent 50%);border-radius:2px;width:8px;height:8px}html[data-ui-theme] .q-item.done .box{background:var(--course-accent);border-color:var(--course-accent)}html[data-ui-theme] .q-item.done .box svg{opacity:1}html[data-ui-theme] .q-item .nm{font-family:var(--font-he);color:var(--text2);white-space:nowrap;text-overflow:ellipsis;font-size:.79rem;font-weight:400;overflow:hidden}html[data-ui-theme] .q-item .sub{font-family:var(--font-he);color:var(--muted);font-size:.66rem;font-weight:300}html[data-ui-theme] .q-item.done .nm{color:var(--muted);text-decoration:line-through;-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);text-decoration-color:var(--muted2)}html[data-ui-theme] .q-aux{align-items:center;gap:2px;display:flex}html[data-ui-theme] .q-link{width:22px;height:22px;color:var(--muted2);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:5px;justify-content:center;align-items:center;transition:opacity .14s,background .14s,color .14s;display:flex}html[data-ui-theme] .q-item:hover .q-link{opacity:1}html[data-ui-theme] .q-link:hover{background:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .q-link:hover{background:color-mix(in oklab, var(--course-accent) 14%, transparent)}}html[data-ui-theme] .q-link:hover{color:var(--course-accent)}html[data-ui-theme] .q-rm{width:22px;height:22px;color:var(--muted2);cursor:pointer;opacity:0;background:0 0;border:none;border-radius:5px;justify-content:center;align-items:center;transition:opacity .14s,background .14s,color .14s;display:flex}html[data-ui-theme] .q-item:hover .q-rm{opacity:1}html[data-ui-theme] .q-rm:hover{background:var(--c-exam-wash);color:var(--c-exam)}html[data-ui-theme] .q-chev{color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:5px;align-items:center;gap:3px;padding:3px 4px;display:flex}html[data-ui-theme] .q-chev:hover{background:var(--bg3);color:var(--text2)}html[data-ui-theme] .q-chev .cf{font-family:var(--font-mono);color:var(--muted2);font-size:.56rem}html[data-ui-theme] .q-chev svg{transition:transform .22s var(--ease-concept)}html[data-ui-theme] .q-chev.open svg{transform:rotate(180deg)}html[data-ui-theme] .q-subs{border-inline-start:1px dashed var(--border2);animation:tk-sub-in .2s var(--ease-concept);flex-direction:column;gap:1px;margin-inline-start:24px;padding:2px 8px 8px;display:flex}html[data-ui-theme] .q-sub{cursor:pointer;border-radius:5px;grid-template-columns:16px 1fr;align-items:center;gap:8px;padding:5px 7px;display:grid}html[data-ui-theme] .q-sub:hover{background:var(--bg3)}html[data-ui-theme] .q-sub .box{border:1.5px solid var(--border2);background:0 0;border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:15px;height:15px;display:flex}html[data-ui-theme] .q-sub .box svg{width:9px;height:9px;stroke:var(--surface);stroke-width:2.6px;opacity:0}html[data-ui-theme] .q-sub.done .box{background:var(--course-accent);border-color:var(--course-accent)}html[data-ui-theme] .q-sub.done .box svg{opacity:1}html[data-ui-theme] .q-sub .nm{font-family:var(--font-he);color:var(--text);font-size:.76rem;font-weight:300}html[data-ui-theme] .q-sub.done .nm{color:var(--muted);text-decoration:line-through;-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);-webkit-text-decoration-color:var(--muted2);text-decoration-color:var(--muted2)}html[data-ui-theme] .tk-dock{direction:rtl;flex-direction:column;gap:10px;width:280px;display:flex}html[data-ui-theme] .tk-dock .minimap,html[data-ui-theme] .tk-dock .quest{width:100%}html[data-ui-theme] .gx-bar{align-items:center;gap:4px;padding:0 2px 6px;display:flex}html[data-ui-theme] .gx-cap{font-family:var(--font-ui);color:var(--muted2);letter-spacing:.06em;flex:1;font-size:.6rem}html[data-ui-theme] .gx-btn{width:20px;height:20px;color:var(--muted);cursor:pointer;background:0 0;border:none;border-radius:5px;justify-content:center;align-items:center;display:flex}html[data-ui-theme] .gx-btn:hover{background:var(--surface);color:var(--text2);box-shadow:var(--shadow-input)}html[data-ui-theme] .gx-btn.swap svg{transform:rotate(-90deg)}html[data-ui-theme] .tk-dock-stack{flex-direction:column;gap:10px;display:flex}html[data-ui-theme] .tk-dock-host{z-index:30;direction:rtl;flex-direction:column;align-items:flex-end;gap:8px;max-height:calc(100dvh - 92px);padding-block-end:12px;padding-inline:6px;display:flex;position:fixed;inset-block-start:76px;inset-inline-end:24px;overflow:hidden auto}html[data-ui-theme] .tk-dock-host.right{align-items:flex-start;transition:inset-inline-start .22s cubic-bezier(.4,0,.2,1);inset-inline-start:calc(var(--tk-sidebar-w,391px) + 16px);inset-inline-end:auto}html[data-ui-theme] .tk-dock-tab{z-index:30;background:var(--surface);color:var(--text2);border:1px solid var(--border);border-radius:var(--r-pill);box-shadow:var(--shadow-card);font-family:var(--font-he);cursor:pointer;direction:rtl;align-items:center;gap:6px;padding:8px 14px;font-size:.74rem;font-weight:500;transition:inset-inline-start .22s cubic-bezier(.4,0,.2,1);display:inline-flex;position:fixed;inset-block-start:76px;inset-inline-start:calc(var(--tk-sidebar-w,391px) + 16px)}html[data-ui-theme] .tk-dock-tab-pip{background:var(--course-accent);width:7px;height:7px;box-shadow:0 0 0 3px var(--course-accent);border-radius:50%}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .tk-dock-tab-pip{box-shadow:0 0 0 3px color-mix(in oklab, var(--course-accent) 22%, transparent)}}html[data-ui-theme] .tk-dock-tab:hover{background:var(--bg3)}html[data-ui-theme] .tk-dock-tab svg{color:var(--course-accent)}html[data-ui-theme] .tk-dock-toast{background:var(--text2);color:var(--bg);border-radius:var(--r-pill);font-family:var(--font-he);box-shadow:var(--shadow-card);text-align:center;align-self:stretch;padding:7px 13px;font-size:.74rem;font-weight:500}html[data-ui-theme] .tk-dock-overlay-back{z-index:60;background:var(--text2);justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .tk-dock-overlay-back{background:color-mix(in oklab, var(--text2) 28%, transparent)}}html[data-ui-theme] .tk-dock-overlay{max-height:86vh;position:relative;overflow-y:auto}html[data-ui-theme] .tk-dock-overlay-x{z-index:2;background:var(--bg3);position:absolute;inset-block-start:8px;inset-inline-end:8px}html[data-ui-theme] .propose-card{border:1px solid var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .propose-card{border:1px solid color-mix(in oklab, var(--course-accent) 30%, var(--border))}}html[data-ui-theme] .propose-card{background:var(--course-accent)}@supports (color:color-mix(in lab, red, red)){html[data-ui-theme] .propose-card{background:color-mix(in oklab, var(--course-accent) 4%, var(--surface))}}html[data-ui-theme] .propose-card{border-radius:var(--r-card);max-width:420px;box-shadow:var(--shadow-card);animation:tk-sub-in .26s var(--ease-concept);direction:rtl;padding:13px 15px}html[data-ui-theme] .pc-head{font-family:var(--font-he);color:var(--muted);align-items:center;gap:8px;margin-bottom:10px;font-size:.74rem;font-weight:500;display:flex}html[data-ui-theme] .pc-head .em{display:flex}html[data-ui-theme] .pc-why{font-family:var(--font-he);color:var(--text);margin:10px 2px 0;font-size:.78rem;font-weight:300;line-height:1.6}html[data-ui-theme] .pc-preview{border:1px solid var(--border);border-radius:var(--r-card-sm);background:var(--surface);margin-top:11px;overflow:hidden}html[data-ui-theme] .pc-trackrow{align-items:center;gap:10px;padding:10px 12px;display:flex}html[data-ui-theme] .pc-check{border:1.6px solid var(--border2);border-radius:6px;flex-shrink:0;width:18px;height:18px}html[data-ui-theme] .pc-trackrow .pn{font-family:var(--font-he);color:var(--text2);font-size:.86rem;font-weight:500}html[data-ui-theme] .pc-trackrow .psec{font-family:var(--font-he);color:var(--muted);background:var(--bg3);border-radius:var(--r-pill);margin-inline-start:auto;padding:2px 9px;font-size:.68rem}html[data-ui-theme] .pc-subs{border-inline-start:1px dashed var(--border2);flex-direction:column;margin:0 12px 10px;padding-inline-start:26px;display:flex}html[data-ui-theme] .pc-sub{grid-template-columns:16px 1fr;align-items:center;gap:9px;padding:5px 7px;display:grid}html[data-ui-theme] .pc-sub .box{border:1.5px solid var(--border2);border-radius:4px;flex-shrink:0;justify-content:center;align-items:center;width:15px;height:15px;display:flex}html[data-ui-theme] .pc-sub .nm{font-family:var(--font-he);color:var(--text);font-size:.78rem;font-weight:300}html[data-ui-theme] .pc-actions{gap:8px;margin-top:11px;display:flex}html[data-ui-theme] .pc-btn{border:1px solid var(--border2);background:var(--surface);border-radius:var(--r-pill);font-family:var(--font-he);color:var(--text2);cursor:pointer;align-items:center;gap:6px;padding:7px 15px;font-size:.78rem;font-weight:500;display:inline-flex}html[data-ui-theme] .pc-btn:hover{background:var(--bg3)}html[data-ui-theme] .pc-btn.primary{background:var(--accent);border-color:var(--accent);color:var(--bg)}html[data-ui-theme] .pc-btn.primary:hover{background:var(--accent-ink)}html[data-ui-theme] .pc-done{font-family:var(--font-he);color:var(--c-recitation);align-items:center;gap:7px;margin-top:11px;font-size:.78rem;font-weight:500;display:inline-flex}html[data-ui-theme] .pc-dismissed{font-family:var(--font-he);color:var(--muted);margin-top:11px;font-size:.76rem;font-weight:300}html[data-ui-theme] .tk-inchat{direction:rtl;flex-direction:column;gap:10px;width:100%;max-width:600px;display:flex}html[data-ui-theme] .tk-confirm-bar{display:flex}html[data-ui-theme] .tk-record-chip{background:var(--bg3);border:1px solid var(--border);border-radius:var(--r-pill);font-family:var(--font-he);color:var(--text2);align-self:flex-start;align-items:center;gap:7px;padding:6px 12px;font-size:.74rem;font-weight:500;display:inline-flex}html[data-ui-theme] .tk-record-chip svg{color:var(--course-accent)}@keyframes tk-build-pip{0%{opacity:0;transform:scale(.35)}to{opacity:1;transform:scale(1)}}@keyframes tk-build-sec{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}@keyframes tk-build-fade{0%{opacity:0}to{opacity:1}}html[data-ui-theme] .is-building .pip{animation:.34s backwards tk-build-pip;animation-delay:calc(var(--i,0) * 34ms + .12s)}html[data-ui-theme] .is-building .tk-sec{animation:tk-build-sec .5s var(--ease-concept) backwards}html[data-ui-theme] .is-building .tk-sec:first-child{animation-delay:.1s}html[data-ui-theme] .is-building .tk-sec:nth-child(2){animation-delay:.25s}html[data-ui-theme] .is-building .tk-sec:nth-child(3){animation-delay:.4s}html[data-ui-theme] .is-building .tk-sec:nth-child(4){animation-delay:.55s}html[data-ui-theme] .is-building .q-item{animation:tk-build-sec .45s var(--ease-concept) backwards}html[data-ui-theme] .is-building .q-item:first-child{animation-delay:.22s}html[data-ui-theme] .is-building .q-item:nth-child(2){animation-delay:.34s}html[data-ui-theme] .is-building .q-item:nth-child(3){animation-delay:.46s}html[data-ui-theme] .is-building .mm-now{animation:.4s .5s backwards tk-build-fade}@keyframes tk-pip-pulse{0%,to{box-shadow:0 0 #0000}35%{box-shadow:0 0 0 4px color-mix(in oklab, var(--accent) 40%, transparent)}}html[data-ui-theme] .pip.pulse{animation:tk-pip-pulse 1.5s var(--ease-concept) 2}@keyframes tk-qitem-pulse{0%,to{background:0 0}30%{background:var(--accent-dim)}}html[data-ui-theme] .q-item.pulse{animation:tk-qitem-pulse 1.5s var(--ease-concept) 2}@media (prefers-reduced-motion:reduce){html[data-ui-theme] :is(.tracker,.minimap,.quest,.tk-dock,.propose-card),html[data-ui-theme] :is(.tracker,.minimap,.quest,.tk-dock,.propose-card) *{transition-duration:.01ms!important;animation-duration:.01ms!important}}html[data-ui-theme] .qcard{background:var(--surface);border:1px solid var(--border);border-inline-end:2px solid var(--c-quantity);border-radius:var(--r-card);width:280px;box-shadow:var(--shadow-card);direction:rtl;overflow:hidden}html[data-ui-theme] .qc-head{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:12px 14px 10px;display:flex}html[data-ui-theme] .qc-glyph{border-radius:var(--r-card-sm);background:var(--c-quantity-wash);width:30px;height:30px;color:var(--c-quantity-ink);font-family:var(--font-math);direction:ltr;unicode-bidi:isolate;flex-shrink:0;justify-content:center;align-items:center;font-size:1rem;font-style:italic;display:flex}html[data-ui-theme] .qc-names{flex:1;min-width:0}html[data-ui-theme] .qc-name-he{font-family:var(--font-he);color:var(--text2);font-size:.86rem;font-weight:600;line-height:1.3}html[data-ui-theme] .qc-name-en{font-family:var(--font-ui);color:var(--muted);letter-spacing:.01em;text-align:start;direction:ltr;unicode-bidi:isolate;font-size:.66rem;font-weight:400}html[data-ui-theme] .qc-pin{width:24px;height:24px;color:var(--c-quantity);cursor:pointer;border-radius:var(--r-card-sm);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;padding:0;transition:background .14s,color .14s;display:flex}html[data-ui-theme] .qc-pin svg{fill:currentColor;stroke:none}html[data-ui-theme] .qc-pin:hover{background:var(--c-quantity-wash)}html[data-ui-theme] .qc-head-actions{flex-shrink:0;align-items:center;gap:2px;display:flex}html[data-ui-theme] .qc-head-actions .gx-btn:hover{background:var(--bg3);box-shadow:none}html[data-ui-theme] .qc-sys{border-bottom:1px solid var(--border);gap:4px;padding:9px 14px;display:flex}html[data-ui-theme] .qc-sys-btn{border:1px solid var(--border2);color:var(--muted);border-radius:var(--r-pill);font-family:var(--font-mono);letter-spacing:.02em;cursor:pointer;direction:ltr;unicode-bidi:isolate;background:0 0;flex:1;padding:4px 8px;font-size:.62rem;transition:background .14s,color .14s,border-color .14s}html[data-ui-theme] .qc-sys-btn:hover{color:var(--text2);border-color:var(--c-quantity-line)}html[data-ui-theme] .qc-sys-btn.active{background:var(--c-quantity-wash);color:var(--c-quantity-ink);border-color:var(--c-quantity)}html[data-ui-theme] .qc-table{margin:0;padding:6px 14px 12px}html[data-ui-theme] .qc-row{grid-template-columns:auto 1fr;align-items:baseline;gap:12px;padding:6px 0;display:grid}html[data-ui-theme] .qc-row+.qc-row{border-top:1px solid var(--border)}html[data-ui-theme] .qc-row-label{font-family:var(--font-he);color:var(--muted);white-space:nowrap;font-size:.72rem;font-weight:500}html[data-ui-theme] .qc-row-val{font-family:var(--font-mono);color:var(--text2);text-align:end;overflow-wrap:anywhere;direction:ltr;unicode-bidi:isolate;margin:0;font-size:.74rem}html[data-ui-theme] .qc-row-units{display:block}html[data-ui-theme] .qc-row-units .qc-row-label{margin-block-end:4px;display:block}html[data-ui-theme] .qc-units-val{direction:ltr;unicode-bidi:isolate;grid-template-columns:auto auto minmax(0,1fr);align-items:baseline;gap:2px .35em;margin:0;display:grid}html[data-ui-theme] .qc-units-sym,html[data-ui-theme] .qc-units-eq{white-space:nowrap;font-family:var(--font-mono);color:var(--text2);font-size:.74rem}html[data-ui-theme] .qc-unit-line{white-space:nowrap;text-align:start;font-family:var(--font-mono);color:var(--text2);text-overflow:ellipsis;font-size:.74rem;overflow:hidden}html[data-ui-theme] .qg-stack{direction:rtl;flex-direction:column;gap:10px;display:flex}html[data-ui-theme] .meir-eq-units-toggle{z-index:1;font-family:var(--font-he);color:var(--muted);border:1px solid var(--border);border-radius:var(--r-pill);cursor:pointer;-webkit-user-select:none;user-select:none;background:0 0;align-items:center;gap:6px;padding:2px 11px;font-size:.68rem;font-weight:500;transition:background .14s,color .14s,border-color .14s;display:inline-flex;position:absolute;inset-block-start:50%;inset-inline-start:2.4rem;transform:translateY(-50%)}html[data-ui-theme] .meir-eq-units-toggle:hover{color:var(--text2);background:var(--bg3);border-color:var(--border2)}html[data-ui-theme] .meir-eq-units-toggle:after{content:"";width:0;height:0;transition:transform .18s var(--ease-concept);border-block-start:4px solid;border-inline:3px solid #0000}html[data-ui-theme] .meir-eq-block.open .meir-eq-units-toggle:after{transform:rotate(180deg)}html[data-ui-theme] .meir-eq-units-panel{text-align:start;opacity:0;max-height:0;transition:max-height .22s var(--ease-concept), opacity .16s, margin-block-start .22s;direction:rtl;gap:6px;margin-block-start:0;display:grid;overflow:hidden}html[data-ui-theme] .meir-eq-block.open .meir-eq-units-panel{opacity:1;max-height:640px;margin-block-start:8px}html[data-ui-theme] .meir-eq-u-grid{background:var(--border);border:1px solid var(--border);border-radius:var(--r-card-sm);direction:rtl;grid-template-columns:auto minmax(0,1.1fr) minmax(0,1.6fr) minmax(0,.9fr) minmax(0,.9fr) auto;gap:1px;display:grid;overflow:hidden}html[data-ui-theme] .meir-eq-u-grid.no-mag{grid-template-columns:auto minmax(0,1.1fr) minmax(0,1.6fr) minmax(0,.9fr) auto}html[data-ui-theme] .meir-eq-u-th{background:var(--bg3);font-family:var(--font-he);color:var(--muted);letter-spacing:.02em;white-space:nowrap;text-align:center;padding:5px 10px;font-size:.6rem;font-weight:600}html[data-ui-theme] .meir-eq-u-sym{background:var(--surface);font-family:var(--font-math);color:var(--c-quantity-ink);direction:ltr;unicode-bidi:isolate;justify-content:center;align-items:center;padding:6px 10px;font-size:.9rem;font-style:italic;display:flex}html[data-ui-theme] .meir-eq-u-name{background:var(--surface);font-family:var(--font-he);color:var(--text2);text-align:center;justify-content:center;align-items:center;padding:6px 10px;font-size:.68rem;display:flex}html[data-ui-theme] .meir-eq-u-td{background:var(--surface);font-family:var(--font-mono);color:var(--text2);overflow-wrap:anywhere;text-align:center;direction:ltr;unicode-bidi:isolate;justify-content:center;align-items:center;padding:6px 10px;font-size:.68rem;display:flex}html[data-ui-theme] .meir-eq-u-td-pin{padding:4px}html[data-ui-theme] .meir-eq-u-td-unit{flex-direction:column;gap:2px}html[data-ui-theme] .meir-eq-u-uline{white-space:nowrap;direction:ltr;unicode-bidi:isolate}html[data-ui-theme] .meir-eq-u-pin{border-radius:var(--r-card-sm);width:22px;height:22px;color:var(--c-quantity);cursor:pointer;opacity:.6;justify-content:center;align-items:center;transition:opacity .14s,background .14s;display:inline-flex}html[data-ui-theme] .meir-eq-u-pin:hover{opacity:1;background:var(--c-quantity-wash)}html[data-ui-theme] .meir-eq-u-pin svg{fill:currentColor;stroke:none}@media (prefers-reduced-motion:reduce){html[data-ui-theme] .qcard,html[data-ui-theme] .qcard *,html[data-ui-theme] .meir-eq-units-toggle,html[data-ui-theme] .meir-eq-units-panel,html[data-ui-theme] .meir-eq-units-panel *{transition-duration:.01ms!important}}:root{--bg:#efede8;--surface:#fff;--surface2:#f7f5ef;--surface3:#f0eee8;--bg2:#fff;--bg3:#f7f5ef;--border:#ddd9cd;--border2:#bfbaa8;--accent:#8a2a2a;--accent-ink:#5e1818;--accent-dim:#8a2a2a1a;--accent-dim2:#8a2a2a0d;--c-destructive:#8c3320;--c-destructive-ink:#6e2618;--c-destructive-dim:#8c332014;--btn-disabled-bg:var(--bg3);--btn-disabled-border:var(--border);--btn-disabled-text:var(--muted2);--c-ok:#2a6640;--c-ok-dim:#2a664012;--c-ok-border:#2a664073;--text:#221f1a;--text2:#0f0e0a;--muted:#6c6a63;--muted2:#9c9a91;--user-bubble:#e4dfce;--c-lecture:#1e3a5f;--c-recitation:#2e5f3a;--c-exercise:#7a4a00;--c-exam:#6e2a14;--c-chapter:#0f5a66;--c-lecture-wash:#1e3a5f14;--c-recitation-wash:#2e5f3a17;--c-exercise-wash:#7a4a0014;--c-exam-wash:#6e2a1414;--c-chapter-wash:#0f5a6614;--c-quiz:#5a2ea6;--c-quiz-wash:#5a2ea61a;--node-done-bg:#2a6e38;--node-done-dim:#2a6e381f;--xp-fill:#c49a2a;--xp-fill-dim:#c49a2a24;--c-gold:#a8841f;--c-gold-muted:#8a6d1a;--c-gold-dim:#a8841f1f;--c-rare:#5a2ea6;--c-rare-light:#7c4dff;--c-rare-dim:#5a2ea61a;--c-streak:#c45a18;--c-streak-dim:#c45a181f;--c-bronze:#8f5a2a;--c-silver:#8a8780;--c-command:#5a2ea6;--c-command-dim:#5a2ea61a;--c-command-mod:#8a5a14;--chip-default-bg:#fff;--chip-default-border:#ddd9cd;--chip-hover-bg:#f7f5ef;--chip-hover-border:#bfbaa8;--hud-hover-bg:#f7f5ef;--eventcard-bg:#fff;--eventcard-border:#ddd9cd;--eventcard-cta-backdrop:#efede88c;--quiz-opt-bg:#fff;--quiz-opt-border:#ddd9cd;--quiz-opt-letter-border:#bfbaa8;--quiz-opt-letter-bg:#f7f5ef;--quiz-opt-hover-bg:#f7f5ef;--quiz-opt-hover-border:#bfbaa8;--quiz-opt-hover-badge:#8a6d1a;--quiz-opt-hover-badge-bg:#a8841f1f;--font-ui:"IBM Plex Sans", "Noto Sans Hebrew", sans-serif;--font-mono:"IBM Plex Mono", monospace;--font-he:"Heebo", "Noto Sans Hebrew", sans-serif;--font-serif:"Fraunces", Georgia, serif;--font-math:"KaTeX_Math", "KaTeX_Main", serif;--r-circle:50%;--r-pill:999px;--r-input:28px;--r-card-lg:16px;--r-card:12px;--r-card-sm:10px;--r-util:4px;--shadow-input:0 1px 3px #1a16100a, 0 2px 8px #1a16100d;--shadow-focus:0 0 0 3px #8a2a2a1f;--shadow-card:0 1px 2px #1a16100a, 0 4px 16px #1a16100f;--ok:#1f5e2c;--ok-dim:#1f5e2c17;--ok-border:#1f5e2c38;--warn:#7a4a00;--warn-dim:#7a4a0012;--warn-border:#7a4a0038;--accent-border:#8a2a2a38;--on-accent:#fff;--wiz-input-bg:#fff;--wiz-recitation-fg:#2a4a8c;--wiz-lab-fg:#145a32;--wiz-edit-fg:#7a5806;--wiz-edit-fg-darker:#5a3a00;--wiz-undersample-fg:#8a5a00;--wiz-error-fg:#9b2c2c;--spend-gate-fg:#b8860b;--spend-gate-border:#b8860b52;--spend-gate-bg:#b8860b14;--course-default-accent:#a78bda;--err:#d4756a;--err-dim:#d4756a1a;--err-border:#d4756a52;--wait:#6eaadc;--wait-dim:#6eaadc1a;--wait-border:#6eaadc52;--chrome:#e4dfce}html[data-ui-theme=soft-graphite]{--bg:#1e1e1c;--surface:#1a1a18;--surface2:#1e1e1c;--surface3:#24241f;--bg2:#1e1e1c;--bg3:#24241f;--border:#333330;--border2:#3a3a35;--accent:#b8d44e;--accent-ink:#a4c236;--accent-dim:#b8d44e14;--accent-dim2:#b8d44e26;--text:#d4d2cc;--text2:#e8e6e0;--muted:#9a9a94;--muted2:#5a5a54;--user-bubble:#ffffff1a;--c-lecture:#6eaadc;--c-recitation:#7dba6e;--c-exercise:#d4a84a;--c-exam:#d4756a;--c-chapter:#56b6c4;--c-lecture-wash:#6eaadc14;--c-recitation-wash:#7dba6e14;--c-exercise-wash:#d4a84a14;--c-exam-wash:#d4756a14;--c-chapter-wash:#56b6c414;--course-accent:var(--c-lecture);--c-concept:#c08ec9;--c-concept-ink:#cfa3d6;--c-concept-wash:#c08ec91a;--c-concept-wash2:#c08ec929;--c-concept-line:#c08ec952;--c-concept-line-soft:#c08ec938;--ease-concept:cubic-bezier(.22, 1, .36, 1);--c-quantity:#c08ec9;--c-quantity-ink:#cfa3d6;--c-quantity-wash:#c08ec91a;--c-quantity-line:#c08ec952;--env-definition:#9a8cf0;--env-theorem:#46b0a8;--env-lemma:#5cc3ac;--env-claim:#d97ab1;--env-corollary:#d693b3;--env-proof:#a39d92;--env-example:#cbb24e;--env-remark:#9fabc2;--env-notation:#82a3da;--env-axiom:var(--env-definition);--env-exercise:var(--env-example);--band-text:#17160f;--c-gold:gold;--c-gold-muted:#d4af37;--c-gold-dim:#ffd7001f;--c-rare:#7c4dff;--c-rare-light:#b388ff;--c-rare-dim:#7c4dff1f;--c-streak:#ff9800;--c-streak-dim:#ff98001f;--c-bronze:#cd7f32;--c-silver:silver;--c-command:#9b72cf;--c-command-dim:#9b72cf1f;--c-command-mod:#d4a843;--chip-default-bg:#ffffff0f;--chip-default-border:#ffffff1f;--chip-hover-bg:#ffffff1a;--chip-hover-border:#ffffff38;--hud-hover-bg:#2a2826;--eventcard-bg:#1a1a18;--eventcard-border:#2a2a26;--eventcard-cta-backdrop:#1a1a184d;--quiz-opt-bg:#222220;--quiz-opt-border:#333330;--quiz-opt-letter-border:#3a3a35;--quiz-opt-letter-bg:#ffffff0f;--quiz-opt-hover-bg:#282824;--quiz-opt-hover-border:#4a4a44;--quiz-opt-hover-badge:#d4af37;--quiz-opt-hover-badge-bg:#ffd7000f;--ok:#7dba6e;--ok-dim:#7dba6e1f;--ok-border:#7dba6e52;--warn:#d4a84a;--warn-dim:#d4a84a1a;--warn-border:#d4a84a4d;--accent-border:#b8d44e52;--on-accent:#fff;--wiz-input-bg:#fff;--wiz-recitation-fg:#2a4a8c;--wiz-lab-fg:#145a32;--wiz-edit-fg:#7a5806;--wiz-edit-fg-darker:#5a3a00;--wiz-undersample-fg:#8a5a00;--wiz-error-fg:#9b2c2c;--spend-gate-fg:#b8860b;--spend-gate-border:#b8860b52;--spend-gate-bg:#b8860b14;--course-default-accent:#a78bda;--err:#d4756a;--err-dim:#d4756a1f;--err-border:#d4756a52;--wait:#6eaadc;--wait-dim:#6eaadc1f;--wait-border:#6eaadc52;--chrome:#141412}*{box-sizing:border-box;scrollbar-width:thin;scrollbar-color:var(--border2) transparent;margin:0;padding:0}html{height:100dvh;font-size:calc(clamp(16px, 1.3vw, 26px) * var(--font-scale,1))}body{background:var(--bg);color:var(--text);height:100dvh;font-family:Heebo,IBM Plex Sans,Noto Sans Hebrew,sans-serif;font-weight:300;transition:background .2s,color .2s;overflow:hidden}math-field::part(virtual-keyboard-toggle),math-field::part(menu-toggle){display:none}math-field{--selection-background-color:var(--accent-dim);--selection-color:var(--text);--caret-color:var(--accent);--primary:var(--accent);--placeholder-color:var(--muted2);--contains-highlight-background-color:var(--accent-dim);--contains-highlight-color:var(--text);--text-highlight-background-color:var(--accent-dim2)}.inline-math-composer:empty:before{content:attr(data-placeholder);color:var(--muted);pointer-events:none}[dir=rtl]{direction:rtl}[dir=ltr]{direction:ltr}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px}::-webkit-scrollbar-thumb:hover{background:var(--muted)}.mono{font-family:IBM Plex Mono,monospace}.text-he{direction:rtl;font-family:Noto Sans Hebrew,sans-serif}*,:before,:after{transition:background-color .2s,border-color .2s,color .15s}.no-transition *{transition:none!important}.meir-message{color:var(--text);text-align:right;direction:rtl;font-family:Noto Sans Hebrew,DM Sans,sans-serif;font-size:.9rem;font-weight:300;line-height:1.75}.meir-message .meir-sh{letter-spacing:-.01em;color:var(--text2);margin-top:2em;margin-bottom:.4em;font-family:Heebo,Noto Sans Hebrew,sans-serif;font-size:1.08rem;font-weight:600;line-height:1.3}.meir-message .meir-sh:first-child{margin-top:0}.meir-message .meir-sh:not(:first-child):before{content:"";background:var(--border);width:100%;height:1px;margin-bottom:1em;display:block}.meir-message .meir-sh-q{color:var(--text2);letter-spacing:-.01em;font-family:Heebo,Noto Sans Hebrew,sans-serif;font-size:1.05rem;font-weight:700}.meir-followup-chip{background:var(--chip-default-bg);border:1px solid var(--chip-default-border);color:var(--text);cursor:pointer;border-radius:999px;padding:.35rem .7rem .35rem .55rem;font-family:Heebo,Noto Sans Hebrew,sans-serif;font-size:.78rem;transition:all .3s ease-out}.meir-followup-chip:hover{background:var(--chip-hover-bg);border-color:var(--chip-hover-border);color:var(--text2)}.meir-message .meir-bl{padding:.12em 0;padding-inline-start:.4em}.meir-message .meir-blt{color:var(--muted2);margin-inline-end:.35em}.meir-message .meir-bl{cursor:default;position:relative}.meir-message .meir-bl:hover .meir-blt{color:var(--text2)}.meir-bl-qi{opacity:0;color:var(--muted);pointer-events:none;-webkit-user-select:none;user-select:none;inset-inline-end:2px;align-items:center;transition:opacity .15s;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.meir-message .meir-bl:hover .meir-bl-qi{opacity:.5}.meir-message .meir-nl{padding:.12em 0;padding-inline-start:.3em}.meir-message .meir-nln{color:var(--text2);margin-inline-end:.3em;font-weight:500}.meir-message .meir-bq{border-inline-start:3px solid var(--c-exam);background:var(--c-exam-wash,#d4756a14);color:var(--text);border-radius:0 4px 4px 0;margin:.5em 0;padding:.6em .9em;font-size:.88rem;line-height:1.55}.meir-message .meir-bq br{margin-bottom:.2em}.katex-display{overflow-x:auto;text-align:center!important;direction:ltr!important;margin:.7rem 0!important}.katex{vertical-align:middle;direction:ltr;unicode-bidi:isolate;position:relative}.katex,.katex *{color:var(--text)!important}@keyframes stepIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}@keyframes hint-pulse{0%,to{opacity:.45}50%{opacity:.85}}.source-btn{letter-spacing:.06em;cursor:pointer;border:1px solid var(--border2);color:var(--muted);background:0 0;padding:.15rem .5rem;font-family:IBM Plex Mono,monospace;font-size:.65rem;transition:all .15s}.source-btn:hover{border-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.source-btn:hover{border-color:color-mix(in srgb, var(--accent) 50%, transparent)}}.source-btn:hover{color:var(--accent);background:var(--accent-dim)}.source-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}@media (max-width:768px){html{font-size:calc(15px * var(--font-scale,1))}body{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}button:not(.meir-compact-btn),[role=button]:not(.meir-compact-btn){min-height:44px}.meir-message{font-size:.88rem;line-height:1.6}.meir-message .meir-sh{margin-top:1.5em;font-size:1.03rem}.meir-message .meir-bq{padding:.5rem .7rem;font-size:.84rem}.meir-followup-chips{flex-flow:wrap;gap:.4rem;margin-top:1rem}.meir-followup-chips button{text-align:center;width:auto;min-height:36px;padding:.3rem .75rem;font-size:.74rem}.meir-followup-chip{align-items:center;min-height:36px;padding:.3rem .75rem .3rem .55rem;display:inline-flex}.meir-msg-body{padding-inline-end:16px}.katex-display{-webkit-overflow-scrolling:touch;padding:.3rem 0;overflow:auto hidden;margin:.4rem 0!important}.source-btn{align-items:center;min-height:44px;display:inline-flex}.meir-onboarding-triptych{grid-template-columns:1fr!important}.meir-onboarding-triptych>div{border-bottom:1px solid var(--border);border-inline-end:none!important}.meir-onboarding-triptych>div:last-child{border-bottom:none}}.meir-chip:hover{opacity:.55}html[data-ui-theme=soft-graphite] .meir-concept-chip{color:var(--c-concept-ink);cursor:pointer;background-image:linear-gradient(var(--c-concept-line-soft), var(--c-concept-line-soft));transition:background-color .16s var(--ease-concept), background-size .16s var(--ease-concept);background-position:0 100%;background-repeat:no-repeat;background-size:100% 1.5px;border-radius:2px;padding-bottom:1.5px;font-weight:500;text-decoration:none}html[data-ui-theme=soft-graphite] .meir-concept-chip:hover{background-color:var(--c-concept-wash);background-size:100% 2px}@media (prefers-reduced-motion:no-preference){html[data-ui-theme=soft-graphite] .meir-message.concept-intro .meir-concept-chip{animation:conceptIntro 1.2s var(--ease-concept) 1}}.meir-eq-num{color:#c8c8bc}.meir-eq-block{border-radius:0;transition:background .15s}.meir-eq-block:hover{background:0 0}.meir-eq-c{opacity:0;border-color:var(--text);pointer-events:none;border-style:solid;border-width:0;width:9px;height:9px;transition:opacity .2s;position:absolute}.meir-eq-c.tl{border-top-width:1.5px;top:0;border-inline-start-width:1.5px;inset-inline-start:0}.meir-eq-c.tr{border-top-width:1.5px;top:0;border-inline-end-width:1.5px;inset-inline-end:0}.meir-eq-c.bl{border-bottom-width:1.5px;bottom:0;border-inline-start-width:1.5px;inset-inline-start:0}.meir-eq-c.br{border-bottom-width:1.5px;bottom:0;border-inline-end-width:1.5px;inset-inline-end:0}.meir-message:not(.meir-streaming) .meir-eq-block:hover .meir-eq-c{opacity:1}.meir-bl-math{padding:4px 8px;display:inline-block;position:relative}.meir-message:not(.meir-streaming) .meir-bl-math:hover .meir-eq-c{opacity:1}.meir-eq-block .katex-display{overflow:hidden}@keyframes meir-eq-cite-pulse{0%{opacity:1}40%{opacity:.45}to{opacity:1}}.meir-eq-block.meir-eq-cite-pulse,.meir-bl-math.meir-eq-cite-pulse{animation:.3s ease-out meir-eq-cite-pulse}.meir-eq-actions{opacity:0;pointer-events:none;background:var(--surface);box-shadow:var(--shadow-card);inset-inline-end:0;border-radius:8px;align-items:center;gap:2px;padding:2px;transition:opacity .2s;display:flex;position:absolute;top:50%;transform:translateY(-50%)}.meir-message:not(.meir-streaming) .meir-eq-block:hover .meir-eq-actions{opacity:1;pointer-events:auto}.meir-eq-act{border-radius:var(--r-util);color:var(--muted);cursor:pointer;justify-content:center;align-items:center;padding:3px;transition:color .12s,background-color .12s;display:inline-flex}.meir-eq-act:hover{color:var(--text2);background:var(--bg3)}.meir-eq-act svg{display:block}.meir-eq-act svg path{fill:none;stroke:currentColor;stroke-width:1.5px;stroke-linecap:round;stroke-linejoin:round}.meir-eq-act svg.meir-eq-act-ic-copy path{stroke-width:1.3px}.meir-eq-act svg.meir-eq-act-ic-done,.meir-eq-act.is-copied svg.meir-eq-act-ic-copy,.meir-eq-act.is-copied svg.meir-eq-act-ic-image{display:none}.meir-eq-act.is-copied svg.meir-eq-act-ic-done{display:block}.meir-eq-act.is-copied{color:var(--c-recitation)}.meir-eq-act.is-working{opacity:.55;pointer-events:none}:root{--eq-export-ink:#221f1a}.meir-eq-export .katex,.meir-eq-export .katex *{color:var(--eq-export-ink)!important}@keyframes skeleton-pulse{0%,to{opacity:.3}50%{opacity:.6}}@keyframes skeleton-pulse-strong{0%,to{opacity:.4}50%{opacity:.7}}@keyframes attach-pulse{0%,to{border-color:var(--border);opacity:.7}50%{border-color:var(--border2);opacity:1}}@keyframes attach-spin{to{transform:rotate(360deg)}}@keyframes phase7Pulse{0%,to{opacity:.45}50%{opacity:1}}@keyframes cf-caret{0%,49%{opacity:1}50%,to{opacity:0}}@keyframes cf-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes cf-pulse-dot{0%,to{transform:scale(1)}50%{transform:scale(1.18)}}@keyframes cf-spin{to{transform:rotate(360deg)}}@keyframes cf-ember{0%,to{transform:scale(1)translateY(0)}50%{transform:scale(1.06)translateY(-.5px)}}@keyframes cf-pop-in{0%{opacity:0;transform:translateY(-4px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.cf-caret{background:var(--text2);vertical-align:text-bottom;width:2px;height:1.1em;margin-inline-start:2px;animation:1.05s step-end infinite cf-caret;display:inline-block}.cf-spin{animation:.8s linear infinite cf-spin}.cf-ember{transform-origin:50% 80%;animation:1.8s ease-in-out infinite cf-ember}.cf-pulse{transform-origin:50%;animation:2.1s ease-in-out infinite cf-pulse-dot}.cf-pop{animation:.22s cubic-bezier(.22,1,.36,1) cf-pop-in}.cf-fade{animation:.3s cubic-bezier(.22,1,.36,1) cf-fade-in}@keyframes mk-slide-down{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}@keyframes mk-slide-up{0%{opacity:1;transform:translateY(0)}to{opacity:0;transform:translateY(-8px)}}.mk-slide-down{animation:.18s cubic-bezier(.22,1,.36,1) mk-slide-down}@media (prefers-reduced-motion:reduce){.cf-caret,.cf-spin,.cf-ember,.cf-pulse,.cf-pop,.cf-fade,.mk-slide-down{animation:none!important}}@keyframes wsPulse{0%,to{box-shadow:0 0 0 0 color-mix(in srgb, var(--accent) 55%, transparent)}60%{box-shadow:0 0 0 16px color-mix(in srgb, var(--accent) 0%, transparent)}}@keyframes wsFadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes wsBreath{0%,to{opacity:.88}50%{opacity:1}}.ws-pulse{animation:2.2s ease-in-out infinite wsPulse}.ws-fadein{animation:.38s ease-out both wsFadeUp}.ws-breath{animation:3s ease-in-out infinite wsBreath}.meir-blog-prose{color:var(--text);font-family:Heebo,IBM Plex Sans,Noto Sans Hebrew,sans-serif;font-size:1rem;line-height:1.75}.meir-blog-prose p{margin:0 0 1.1em}.meir-blog-prose h2{letter-spacing:-.012em;color:var(--text2);margin:2em 0 .6em;font-family:Heebo,IBM Plex Sans,sans-serif;font-size:1.4rem;font-weight:600;line-height:1.3}.meir-blog-prose h3{color:var(--text2);margin:1.6em 0 .5em;font-size:1.15rem;font-weight:600;line-height:1.35}.meir-blog-prose ul,.meir-blog-prose ol{margin:0 0 1.1em;padding-inline-start:1.5rem}.meir-blog-prose li{margin-bottom:.35em}.meir-blog-prose a{color:var(--accent);text-decoration:underline;-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent)}@supports (color:color-mix(in lab, red, red)){.meir-blog-prose a{-webkit-text-decoration-color:color-mix(in srgb, var(--accent) 40%, transparent);-webkit-text-decoration-color:color-mix(in srgb, var(--accent) 40%, transparent);-webkit-text-decoration-color:color-mix(in srgb, var(--accent) 40%, transparent);text-decoration-color:color-mix(in srgb, var(--accent) 40%, transparent)}}.meir-blog-prose a{text-underline-offset:3px}.meir-blog-prose a:hover{-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);-webkit-text-decoration-color:var(--accent);text-decoration-color:var(--accent)}.meir-blog-prose code{background:var(--bg3);border:1px solid var(--border);direction:ltr;unicode-bidi:isolate;border-radius:4px;padding:.1em .35em;font-family:IBM Plex Mono,monospace;font-size:.88em}.meir-blog-prose pre{background:var(--bg3);border:1px solid var(--border);direction:ltr;border-radius:8px;margin:1.2em 0;padding:1rem;font-family:IBM Plex Mono,monospace;overflow-x:auto}.meir-blog-prose pre code{background:0 0;border:0;padding:0}.NB-figroot{--nb-tint:var(--c-lecture);--nb-tint-wash:var(--c-lecture-wash);background:var(--bg3);border:1px solid var(--border);border-radius:var(--r-card);font-family:var(--font-he);color:var(--text);margin:.75rem 0;position:relative;overflow:hidden}.NB-figroot:before{content:"";background:var(--nb-tint);opacity:.85;width:2px;position:absolute;inset-block:0;inset-inline-start:0}.NB-header{align-items:baseline;gap:10px;padding:12px 16px 0;display:flex}.NB-figlabel{font-family:var(--font-he);color:var(--text2);font-size:.82rem;font-weight:500}.NB-figlabel-loading{color:var(--muted)}.NB-num{font-family:var(--font-mono);direction:ltr;unicode-bidi:isolate}.NB-source{font-family:var(--font-mono);letter-spacing:.06em;color:var(--nb-tint);white-space:nowrap;direction:ltr;unicode-bidi:isolate;font-size:.62rem}.NB-source-loading{opacity:.5}.NB-spacer{flex:1}.NB-actions{align-items:center;gap:4px;display:flex}.NB-iconbtn{border-radius:var(--r-util);width:28px;height:28px;color:var(--muted);cursor:pointer;background:0 0;border:0;justify-content:center;align-items:center;text-decoration:none;transition:color .15s,background .15s;display:inline-flex}.NB-iconbtn:hover{color:var(--text2);background:#1a16100d}html[data-ui-theme=paper-ink][data-theme=dark] .NB-iconbtn:hover,html[data-ui-theme=soft-graphite] .NB-iconbtn:hover{background:#ffffff0f}.NB-iconbtn.active{color:var(--nb-tint);background:var(--nb-tint-wash)}.NB-iconbtn:focus-visible{box-shadow:var(--shadow-focus);outline:none}.NB-iconbtn svg{width:14px;height:14px}.NB-actions-loading .NB-iconbtn{opacity:.3;pointer-events:none;cursor:default}.NB-imgwrap{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card-sm);margin:12px 16px;position:relative;overflow:hidden}.NB-imgwrap img,.NB-imgwrap svg{width:100%;height:auto;display:block}.NB-imgwrap-loading{aspect-ratio:16/10;justify-content:center;align-items:center;display:flex}.NB-caption{font-family:var(--font-he);color:var(--text);padding:0 16px 12px;font-size:.86rem;font-weight:300;line-height:1.7}.NB-caption bdi{unicode-bidi:isolate;display:block}.NB-caption-loading{flex-direction:column;gap:6px;display:flex}.NB-skel-line{background:var(--bg);border-radius:3px;height:8px;position:relative;overflow:hidden}.NB-skel-line:after{content:"";background:linear-gradient(90deg,#0000 0%,#1a16100f 50%,#0000 100%);animation:1.6s ease-in-out infinite nb-shimmer;position:absolute;inset:0}html[data-ui-theme=paper-ink][data-theme=dark] .NB-skel-line:after,html[data-ui-theme=soft-graphite] .NB-skel-line:after{background:linear-gradient(90deg,#0000 0%,#ffffff0d 50%,#0000 100%)}@keyframes nb-shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.NB-figroot.NB-failed:before{background:var(--muted);opacity:.5}.NB-imgwrap-failed{aspect-ratio:16/10;color:var(--muted);background:var(--bg3);flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex}.NB-imgwrap-failed svg{flex:none;width:32px;height:32px}.NB-failed-headline{font-family:var(--font-he);color:var(--text2);font-size:.86rem;font-weight:500}.NB-caption-failed{color:var(--muted)}.NB-codepane{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-card-sm);margin:0 16px 12px;padding:12px 14px;animation:.25s ease-out nb-slidein;position:relative}@keyframes nb-slidein{0%{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:translateY(0)}}.NB-code{position:relative}.NB-copybtn{font-family:var(--font-mono);letter-spacing:.06em;border:1px solid var(--border);background:var(--bg);color:var(--muted2);border-radius:var(--r-util);cursor:pointer;z-index:1;direction:ltr;unicode-bidi:isolate;padding:3px 8px;font-size:.6rem;transition:color .15s,background .15s,border-color .15s;position:absolute;inset-block-start:0;inset-inline-end:0}html[data-ui-theme=paper-ink][data-theme=dark] .NB-copybtn,html[data-ui-theme=soft-graphite] .NB-copybtn{background:var(--bg3)}.NB-copybtn:hover{color:var(--text);border-color:var(--border2)}.NB-copybtn.copied{color:var(--c-recitation);border-color:var(--border2)}.NB-pre{font-family:var(--font-mono);color:var(--text);white-space:pre;text-align:left;direction:ltr;unicode-bidi:isolate;background:0 0;border:0;margin:0;padding:0;font-size:.72rem;line-height:1.7;overflow-x:auto}.U-scaffold{--load-dur:2s;--plot-bg:var(--surface);--plot-axis:var(--text2);background:var(--plot-bg);width:100%;height:100%;display:block}.U-scaffold .u-frame{stroke:var(--border);stroke-width:1.5px;fill:none;stroke-dasharray:2000;stroke-dashoffset:2000px;animation:lp-draw calc(var(--load-dur) * .18) ease-out forwards;animation-delay:calc(var(--load-dur) * .05)}.U-scaffold .u-title-skel{fill:var(--bg3);opacity:0;animation:lp-fadein calc(var(--load-dur) * .18) ease-out forwards;animation-delay:calc(var(--load-dur) * .2)}.U-scaffold .u-yaxis{stroke:var(--plot-axis);stroke-width:1.5px;stroke-dasharray:600;stroke-dashoffset:600px;animation:lp-draw calc(var(--load-dur) * .18) ease-out forwards;animation-delay:calc(var(--load-dur) * .32)}.U-scaffold .u-ytick{stroke:var(--plot-axis);stroke-width:1px;opacity:0;animation:lp-fadein calc(var(--load-dur) * .04) ease-out forwards}.U-scaffold .u-xaxis{stroke:var(--plot-axis);stroke-width:1.5px;stroke-dasharray:1000;stroke-dashoffset:1000px;animation:lp-draw calc(var(--load-dur) * .18) ease-out forwards;animation-delay:calc(var(--load-dur) * .5)}.U-scaffold .u-xtick{stroke:var(--plot-axis);stroke-width:1px;opacity:0;animation:lp-fadein calc(var(--load-dur) * .04) ease-out forwards}.U-scaffold .u-tick-label{fill:var(--bg3);opacity:0;animation:lp-fadein calc(var(--load-dur) * .1) ease-out forwards}.U-scaffold .u-data-area{fill:url(#u-shimmer);opacity:0;animation:lp-fadein calc(var(--load-dur) * .2) ease-out forwards;animation-delay:calc(var(--load-dur) * .55)}.U-scaffold .u-legend-box{fill:var(--bg3);stroke:var(--border);stroke-width:1px;opacity:0;animation:lp-fadein calc(var(--load-dur) * .18) ease-out forwards;animation-delay:calc(var(--load-dur) * .75)}.U-scaffold .u-legend-line{stroke:var(--muted2);stroke-width:2.5px;stroke-linecap:round;opacity:0;animation:lp-fadein calc(var(--load-dur) * .12) ease-out forwards}.U-scaffold .u-legend-text{fill:var(--bg);opacity:0;animation:lp-fadein calc(var(--load-dur) * .12) ease-out forwards}.U-scaffold .u-axislabel{fill:var(--bg3);opacity:0;animation:lp-fadein calc(var(--load-dur) * .12) ease-out forwards;animation-delay:calc(var(--load-dur) * .85)}@keyframes lp-draw{to{stroke-dashoffset:0}}@keyframes lp-fadein{to{opacity:1}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@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}@property --tw-ease{syntax:"*";inherits:false}