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a[data-astro-cid-kaft5pih]:hover{color:var(--text-primary)}.sr-only[data-astro-cid-kaft5pih]{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}:root:has(.progress-bar-shell){--lesson-strip-height:3.5rem;scroll-padding-top:calc(var(--lesson-strip-height) + var(--spacing-xs))}@media (prefers-reduced-motion:reduce){[data-astro-cid-kaft5pih],[data-astro-cid-kaft5pih]:before,[data-astro-cid-kaft5pih]:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media print{.progress-bar[data-astro-cid-kaft5pih],.language-switcher[data-astro-cid-kaft5pih],.regenerate-btn[data-astro-cid-kaft5pih],.confidence-slider[data-astro-cid-kaft5pih],.path-selector[data-astro-cid-kaft5pih],.fte-check-btn[data-astro-cid-kaft5pih]{display:none!important}.section-content[data-astro-cid-kaft5pih]{display:block!important}body{color:var(--text-primary);background:var(--bg-surface);font-size:11pt}body[data-lesson-id] .course-primary-nav[data-astro-cid-kaft5pih],body[data-lesson-id] [data-astro-cid-kaft5pih]:is(.course-navigation-context,.course-back-link) a[data-astro-cid-kaft5pih]:not(.wordmark),body[data-lesson-id] .progress-bar-shell[data-astro-cid-kaft5pih],body[data-lesson-id] .contextual-coach[data-astro-cid-kaft5pih],body[data-lesson-id] [data-astro-cid-kaft5pih]:is(#userback_button_container,.userback-button-container),body[data-lesson-id] [data-astro-cid-kaft5pih]:is(a.btn-primary,a.btn-secondary,a.btn-tertiary,.prereq-link),body[data-lesson-id] button[data-astro-cid-kaft5pih]:not(.sp-option,.generator-mcq-option,.tzd-opt){display:none!important}body[data-lesson-id] .course-navigation-shell[data-astro-cid-kaft5pih]{background:0 0;border:0}}.course-choice-card[data-astro-cid-kaft5pih]{padding:var(--spacing-sm);border:var(--border-light);border-top:3px solid var(--choice-accent);border-radius:var(--radius-md);background:var(--bg-surface);box-shadow:var(--shadow-sm)}.competency-card[data-astro-cid-kaft5pih]{background:var(--bg-surface);border:var(--border-light);border-radius:var(--radius-cell);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-normal), transform 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.card-mastered-badge[data-astro-cid-kaft5pih]{align-items:center;gap:3px;display:inline-flex}.card-toggle[data-astro-cid-kaft5pih]{color:var(--text-muted);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;padding:.25rem;display:flex}.card-toggle[data-astro-cid-kaft5pih]:hover{background:var(--bg-surface-alt);color:var(--text-primary)}.card--expanded[data-astro-cid-kaft5pih] .card-toggle[data-astro-cid-kaft5pih] svg[data-astro-cid-kaft5pih]{transform:rotate(180deg)}.card-outcome[data-astro-cid-kaft5pih]{padding:var(--spacing-sm) var(--spacing-md);flex:1}.outcome-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);margin-bottom:.35rem;font-weight:600;display:block}.card-outcome[data-astro-cid-kaft5pih] p[data-astro-cid-kaft5pih]{font-size:var(--text-sm);line-height:var(--line-height-normal);color:var(--text-primary);margin-bottom:0}.card-body[data-astro-cid-kaft5pih]{border-top:var(--border-light);padding:var(--spacing-md);background:var(--bg-color);gap:var(--spacing-sm);flex-direction:column;display:flex}.card-body[data-astro-cid-kaft5pih][hidden]{display:none}.card-section-title[data-astro-cid-kaft5pih]{font-family:var(--font-ui);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--text-secondary);margin-bottom:.5rem;font-weight:700}.pitfall-title[data-astro-cid-kaft5pih]{color:var(--text-primary)}.card-pitfalls[data-astro-cid-kaft5pih]{background:var(--paper-wash);border:1px solid var(--line);border-radius:var(--radius-cell);padding:var(--spacing-sm)}.card-lesson-link[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-primary);transition:color var(--transition-fast);font-weight:600;text-decoration:none;display:inline-block}.card-lesson-link[data-astro-cid-kaft5pih]:hover{color:var(--ink-hover);text-decoration:underline}.prereq-chips[data-astro-cid-kaft5pih]{flex-wrap:wrap;gap:6px;display:flex}.prereq-chip[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);border-radius:var(--radius-cell);border:1.5px solid var(--chip-color,var(--line));color:var(--chip-color,var(--text-muted));background:0 0;padding:.2em .6em;font-weight:600}.prereq-none[data-astro-cid-kaft5pih]{--chip-color:var(--ink-2);color:var(--ink-2);border-color:var(--line);background:var(--paper-wash)}.prereq-all[data-astro-cid-kaft5pih]{--chip-color:var(--color-info);color:var(--color-info);border-color:var(--color-info-border);background:var(--color-info-light)}.content-list[data-astro-cid-kaft5pih]{margin:0;padding-left:1.2rem;list-style:none}.content-list[data-astro-cid-kaft5pih] li[data-astro-cid-kaft5pih]{font-size:var(--text-sm);line-height:var(--line-height-relaxed);color:var(--text-primary);padding-left:.5rem;position:relative}.content-list[data-astro-cid-kaft5pih] li[data-astro-cid-kaft5pih]+li[data-astro-cid-kaft5pih]{margin-top:.3rem}.content-list[data-astro-cid-kaft5pih] li[data-astro-cid-kaft5pih]:before{content:"–";color:var(--text-muted);position:absolute;left:-1rem}.standard-tags[data-astro-cid-kaft5pih]{flex-wrap:wrap;gap:.4rem;display:flex}.standard-tag[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);color:var(--tag-color,var(--ink-3));border:1.5px solid var(--tag-color,var(--ink-decor));border-radius:var(--radius-cell);cursor:pointer;transition:all var(--transition-fast);letter-spacing:.03em;background:0 0;align-items:center;padding:.25em .6em;font-weight:700;display:inline-flex}.standard-tag[data-astro-cid-kaft5pih]:hover{opacity:1;background:color-mix(in srgb, var(--tag-color,var(--color-light-gray)) 12%, 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0;border:var(--border-light);border-radius:var(--radius-md);padding:var(--spacing-sm);background:var(--bg-surface)}#secant-svg[data-astro-cid-kaft5pih]{width:100%;max-width:440px;margin:0 auto;display:block}.secant-controls[data-astro-cid-kaft5pih]{text-align:center;margin-top:.75rem}.secant-controls[data-astro-cid-kaft5pih] label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-secondary);margin-bottom:.5rem;display:block}.secant-controls[data-astro-cid-kaft5pih] input[data-astro-cid-kaft5pih][type=range]{width:80%;max-width:300px;accent-color:var(--ink)}.slope-readout[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-base);color:var(--text-primary);margin-top:.5rem}.prereq-link-wrap[data-astro-cid-kaft5pih]{margin:.6rem 0 0}.prereq-link[data-astro-cid-kaft5pih],.prereq-show[data-astro-cid-kaft5pih]{padding:.4rem 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.course-grid[data-astro-cid-kaft5pih]{margin:0;padding:0}.class-picker[data-astro-cid-kaft5pih] .course-card[data-astro-cid-kaft5pih]{text-align:left;cursor:pointer;background:var(--bg-surface);width:100%;font-family:var(--font-ui);margin:0;padding:0}.class-picker[data-astro-cid-kaft5pih] .course-card[data-astro-cid-kaft5pih][aria-pressed=true]{border-color:var(--ink);box-shadow:var(--shadow-sm)}.class-picker[data-astro-cid-kaft5pih] .card-body[data-astro-cid-kaft5pih]{gap:var(--spacing-sm)}.class-picker[data-astro-cid-kaft5pih] .card-title[data-astro-cid-kaft5pih]{font-family:var(--font-display);font-weight:600}.class-picker[data-astro-cid-kaft5pih] .card-cta[data-astro-cid-kaft5pih]{padding-top:var(--spacing-xs)}.preparation-form[data-astro-cid-kaft5pih]>.account-btn[data-astro-cid-kaft5pih]{align-self:flex-start}.preparation-form[data-astro-cid-kaft5pih]>details[data-astro-cid-kaft5pih]{padding-block:var(--spacing-xs)}.preparation-form[data-astro-cid-kaft5pih] .support-options[data-astro-cid-kaft5pih]{max-height:22rem;overflow-y:auto}.dashboard-progress-details[data-astro-cid-kaft5pih]>summary[data-astro-cid-kaft5pih]{font-family:var(--font-heading);padding-block:var(--spacing-xs);cursor:pointer}.account-card[data-astro-cid-kaft5pih].progress-course{border-left:var(--spacing-xs) solid var(--viz-3)}.account-card[data-astro-cid-kaft5pih].feynman-card{background:color-mix(in srgb, var(--viz-4) 8%, var(--bg-surface))}.preparation-class[data-astro-cid-kaft5pih]>h3[data-astro-cid-kaft5pih]{font-size:var(--text-lg);font-family:var(--font-ui)}.dashboard-preparation[data-astro-cid-kaft5pih] .account-btn[data-astro-cid-kaft5pih],.dashboard-recording[data-astro-cid-kaft5pih] .account-btn[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-sm)}.dashboard-preparation[data-astro-cid-kaft5pih] .account-fineprint[data-astro-cid-kaft5pih],.dashboard-recording[data-astro-cid-kaft5pih] .account-fineprint[data-astro-cid-kaft5pih]{color:var(--text-secondary)}.attention-badge[data-astro-cid-kaft5pih]{padding-inline:var(--spacing-xs);border-radius:var(--radius-sm);background:var(--color-warning-light);color:var(--text-primary);font-size:var(--text-xs);margin-inline-start:var(--spacing-xs);font-weight:700;display:inline-flex}.attention-list[data-astro-cid-kaft5pih]{padding-inline-start:var(--spacing-md)}.attention-list[data-astro-cid-kaft5pih] li[data-astro-cid-kaft5pih]+li[data-astro-cid-kaft5pih]{margin-block-start:var(--spacing-sm)}.course-grid[data-astro-cid-kaft5pih]{gap:var(--spacing-md);max-width:var(--page-max-width);padding:0 var(--spacing-md);grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));margin:0 auto;display:grid}.course-card[data-astro-cid-kaft5pih]{background:var(--bg-surface);border:var(--border-light);border-radius:var(--radius-cell);transition:all 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.card-tags[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-sm);flex-wrap:wrap;gap:.25rem;display:flex}.course-card[data-astro-cid-kaft5pih] .card-tag[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);background:var(--bg-surface-alt);border-radius:var(--radius-cell);color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em;padding:.15rem .5rem;font-weight:500}.course-card[data-astro-cid-kaft5pih] .card-cta[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-primary);transition:gap var(--transition-fast);margin-top:auto;font-weight:600}.course-card[data-astro-cid-kaft5pih]:hover .card-cta[data-astro-cid-kaft5pih]{text-decoration:underline}@media (prefers-reduced-motion:reduce){.course-card[data-astro-cid-kaft5pih]:hover{transform:none}}.course-card[data-astro-cid-kaft5pih] .card-body[data-astro-cid-kaft5pih]{background:var(--bg-surface)}.preparation-lesson-grid[data-astro-cid-kaft5pih]{gap:var(--spacing-sm);grid-template-columns:repeat(auto-fit,minmax(min(100%,18rem),1fr));display:grid}.preparation-lesson[data-astro-cid-kaft5pih]{border:var(--border-light);border-left:var(--spacing-xs) solid var(--viz-2);border-radius:var(--radius-cell);padding:var(--spacing-md)}.preparation-lesson[data-astro-cid-kaft5pih] h3[data-astro-cid-kaft5pih]{margin-block:var(--spacing-xs) var(--spacing-sm)}.preparation-lesson[data-astro-cid-kaft5pih] .preparation-resources[data-astro-cid-kaft5pih]{gap:var(--spacing-sm);flex-wrap:wrap;display:flex}.preparation-lesson[data-astro-cid-kaft5pih] .account-btn[data-astro-cid-kaft5pih]{width:auto}.standards-scroll[data-astro-cid-kaft5pih]{max-height:none}.support-evidence[data-astro-cid-kaft5pih] 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var(--spacing-sm);font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--color-mid-gray);border-radius:var(--radius-sm);cursor:pointer}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-select[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-select[data-astro-cid-kaft5pih]:disabled{cursor:default;opacity:1}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-blank[data-astro-cid-kaft5pih][data-state=right] .conclusion-select[data-astro-cid-kaft5pih]{border-color:var(--feedback-right-line);background:var(--feedback-right-tint)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-blank[data-astro-cid-kaft5pih][data-state=wrong] .conclusion-select[data-astro-cid-kaft5pih]{border:2px dashed var(--feedback-wrong-line);background:var(--feedback-wrong-tint)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-blank[data-astro-cid-kaft5pih][data-state]:after{font-family:var(--font-heading);font-size:var(--text-sm);font-weight:700;line-height:1}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-blank[data-astro-cid-kaft5pih][data-state=right]:after{content:"✓";color:var(--feedback-right)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-blank[data-astro-cid-kaft5pih][data-state=wrong]:after{content:"✗";color:var(--feedback-wrong)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-actions[data-astro-cid-kaft5pih]{align-items:center;gap:var(--spacing-xs);flex-wrap:wrap;display:flex}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-actions[data-astro-cid-kaft5pih]>button[data-astro-cid-kaft5pih][hidden]{display:none}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-actions[data-astro-cid-kaft5pih]>button[data-astro-cid-kaft5pih]{margin-top:0}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback[data-astro-cid-kaft5pih].feedback-success{background:var(--color-success-light);border:1px solid var(--color-success-border)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback[data-astro-cid-kaft5pih].feedback-warning{background:var(--color-warning-light);border:1px solid var(--color-warning-border)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback[data-astro-cid-kaft5pih].feedback-revealed{background:var(--bg-surface-alt);border:1px solid var(--line)}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:first-child,conclusion-builder[data-astro-cid-kaft5pih] .conclusion-explanation[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:first-child{margin-top:0}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child,conclusion-builder[data-astro-cid-kaft5pih] .conclusion-explanation[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child{margin-bottom:0}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-result-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}conclusion-builder[data-astro-cid-kaft5pih] .conclusion-result-sentence[data-astro-cid-kaft5pih]{margin-block:.25rem var(--spacing-sm);padding-left:var(--spacing-sm);border-left:3px solid var(--line)}@media (pointer:coarse){conclusion-builder[data-astro-cid-kaft5pih] .conclusion-select[data-astro-cid-kaft5pih],conclusion-builder[data-astro-cid-kaft5pih] .conclusion-actions[data-astro-cid-kaft5pih]>button[data-astro-cid-kaft5pih]{min-height:var(--control-min-height)}}table-fill[data-astro-cid-kaft5pih]{margin-block:var(--spacing-md);background:var(--bg-surface);display:block}table-fill[data-astro-cid-kaft5pih] .table-fill-stem[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-sm);color:var(--text-primary)}table-fill[data-astro-cid-kaft5pih] .table-fill-scroll[data-astro-cid-kaft5pih]{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--bg-surface);max-width:100%;overflow-x:auto}table-fill[data-astro-cid-kaft5pih] .table-fill-scroll[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih]{border-collapse:collapse;width:100%;font-size:var(--text-sm);margin:0}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] caption[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm);font-family:var(--font-heading);font-size:var(--text-xs);text-align:left;color:var(--text-secondary);caption-side:top;font-weight:600}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] th[data-astro-cid-kaft5pih],table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] td[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--line);text-align:right;vertical-align:middle;white-space:nowrap}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] thead[data-astro-cid-kaft5pih] th[data-astro-cid-kaft5pih],table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] thead[data-astro-cid-kaft5pih] td[data-astro-cid-kaft5pih]{background:var(--bg-surface-alt);font-family:var(--font-heading);color:var(--text-primary);font-weight:600}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] tbody[data-astro-cid-kaft5pih] th[data-astro-cid-kaft5pih]{background:var(--bg-surface-alt);font-family:var(--font-heading);text-align:left;color:var(--text-primary);font-weight:600}table-fill[data-astro-cid-kaft5pih] .table-fill-given[data-astro-cid-kaft5pih]{font-family:var(--font-mono);color:var(--text-primary)}table-fill[data-astro-cid-kaft5pih] .table-fill-blank[data-astro-cid-kaft5pih]{white-space:nowrap}table-fill[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{box-sizing:border-box;width:5.5rem;min-height:var(--control-min-height);border:2px solid var(--ink-decor);border-radius:var(--radius-cell);background:var(--bg-surface);color:var(--text-primary);font-family:var(--font-mono);font-size:var(--text-base);text-align:right;transition:border-color var(--transition-fast);padding:.35rem .5rem}table-fill[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;border-color:var(--ink)}table-fill[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]:read-only{background:var(--bg-surface-alt)}table-fill[data-astro-cid-kaft5pih] .table-fill-mark[data-astro-cid-kaft5pih]{text-align:center;width:1.25rem;color:var(--text-primary);font-weight:700;display:inline-block}table-fill[data-astro-cid-kaft5pih] .is-correct[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{border-color:var(--feedback-right);background:var(--feedback-right-tint)}table-fill[data-astro-cid-kaft5pih] .is-correct[data-astro-cid-kaft5pih] .table-fill-mark[data-astro-cid-kaft5pih]{color:var(--feedback-right)}table-fill[data-astro-cid-kaft5pih] .is-incorrect[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{border-style:dashed;border-color:var(--feedback-wrong-line);background:var(--feedback-wrong-tint)}table-fill[data-astro-cid-kaft5pih] .is-missing[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{border-style:dashed;border-color:var(--color-warning);background:var(--color-warning-light)}table-fill[data-astro-cid-kaft5pih] .is-revealed[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{border-color:var(--color-info-border);background:var(--color-info-light)}table-fill[data-astro-cid-kaft5pih] .table-fill-precision[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-muted);margin:.4rem 0 0}table-fill[data-astro-cid-kaft5pih] .table-fill-actions[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);margin-top:var(--spacing-md);flex-wrap:wrap;display:flex}table-fill[data-astro-cid-kaft5pih] .table-fill-check-btn[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm)}table-fill[data-astro-cid-kaft5pih] .table-fill-check-btn[data-astro-cid-kaft5pih][hidden],table-fill[data-astro-cid-kaft5pih] .table-fill-reveal-btn[data-astro-cid-kaft5pih][hidden]{display:none}table-fill[data-astro-cid-kaft5pih] .table-fill-feedback[data-astro-cid-kaft5pih].feedback-success{background:var(--color-success-light);border:1px solid var(--color-success-border)}table-fill[data-astro-cid-kaft5pih] .table-fill-feedback[data-astro-cid-kaft5pih].feedback-warning{background:var(--color-warning-light);border:1px solid var(--color-warning-border)}table-fill[data-astro-cid-kaft5pih] .table-fill-feedback[data-astro-cid-kaft5pih].feedback-info{background:var(--color-info-light);border:1px solid var(--color-info-border)}table-fill[data-astro-cid-kaft5pih] .table-fill-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:first-child{margin-top:0}table-fill[data-astro-cid-kaft5pih] .table-fill-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child{margin-bottom:0}@media (width<=480px){table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] th[data-astro-cid-kaft5pih],table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] td[data-astro-cid-kaft5pih]{padding:.3rem .4rem}table-fill[data-astro-cid-kaft5pih] .table-fill-table[data-astro-cid-kaft5pih] tbody[data-astro-cid-kaft5pih] th[data-astro-cid-kaft5pih]{white-space:normal}table-fill[data-astro-cid-kaft5pih] .table-fill-input[data-astro-cid-kaft5pih]{width:4.25rem;padding-inline:.35rem}table-fill[data-astro-cid-kaft5pih] .table-fill-mark[data-astro-cid-kaft5pih]{width:1rem}}sort-bins[data-astro-cid-kaft5pih]{margin-block:var(--spacing-md);background:var(--bg-surface);display:block}sort-bins[data-astro-cid-kaft5pih] [data-astro-cid-kaft5pih][hidden]{display:none!important}sort-bins[data-astro-cid-kaft5pih] .sort-bins-prompt[data-astro-cid-kaft5pih]{color:var(--text-primary);margin-bottom:var(--spacing-xs)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-tray[data-astro-cid-kaft5pih]{background:var(--bg-surface-alt);border:1px solid var(--line);border-radius:var(--radius-sm);padding:var(--spacing-xs);margin-bottom:var(--spacing-sm)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-zone-header[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:var(--spacing-xs);font-weight:600}sort-bins[data-astro-cid-kaft5pih] .sort-bins-tray-empty[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-muted);margin:0}sort-bins[data-astro-cid-kaft5pih] .sort-bins-bins[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);margin-bottom:var(--spacing-sm);grid-template-columns:repeat(auto-fit,minmax(min(100%,11rem),1fr));display:grid}sort-bins[data-astro-cid-kaft5pih] .sort-bins-bin[data-astro-cid-kaft5pih]{background:var(--bg-surface);border:1px solid var(--color-mid-gray);border-radius:var(--radius-sm);flex-direction:column;min-width:0;display:flex}sort-bins[data-astro-cid-kaft5pih] .sort-bins-list[data-astro-cid-kaft5pih]{align-content:flex-start;align-items:flex-start;gap:var(--spacing-xs);flex-wrap:wrap;display:flex}sort-bins[data-astro-cid-kaft5pih] .sort-bins-bin[data-astro-cid-kaft5pih] .sort-bins-list[data-astro-cid-kaft5pih]{min-height:3.5rem;padding:var(--spacing-xs);flex:1}sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih]{align-items:center;gap:var(--spacing-xs);width:100%;min-height:2.25rem;padding:.35rem var(--spacing-xs);font-family:var(--font-heading);font-size:var(--text-sm);font-weight:600;line-height:var(--line-height-snug);text-align:start;color:var(--text-primary);background:var(--bg-surface-alt);border:none;border-bottom:1px solid var(--color-mid-gray);cursor:pointer;border-radius:0;display:flex}sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih]:hover:not(:disabled){background:var(--paper-wash);text-decoration:underline}sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih].is-armed{outline:2px dashed var(--ink);outline-offset:-2px}sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih].is-armed .sort-bins-bin-label[data-astro-cid-kaft5pih]:after{content:" ←"}sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih]:disabled{color:var(--text-primary);cursor:default}sort-bins[data-astro-cid-kaft5pih] .sort-bins-tray-target[data-astro-cid-kaft5pih]{width:auto;margin-top:var(--spacing-xs);background:var(--bg-surface);border:1px solid var(--color-mid-gray);border-radius:var(--radius-cell)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-key[data-astro-cid-kaft5pih]{min-width:1.4rem;height:1.4rem;font-family:var(--font-ui);font-size:var(--text-xs);color:var(--text-secondary);background:var(--bg-surface);border:1px solid var(--color-mid-gray);border-radius:var(--radius-cell);flex:none;justify-content:center;align-items:center;font-weight:600;display:inline-flex}sort-bins[data-astro-cid-kaft5pih].is-locked .sort-bins-key[data-astro-cid-kaft5pih]{display:none}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih]{flex-direction:column;align-items:flex-start;gap:.25rem;max-width:100%;display:flex;position:relative}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]{max-width:100%;min-height:2.25rem;font-family:var(--font-ui);font-size:var(--text-sm);line-height:var(--line-height-snug);text-align:start;color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--color-mid-gray);border-radius:var(--radius-cell);cursor:pointer;transition:background var(--transition-fast), border-color var(--transition-fast);align-items:center;gap:.4rem;padding:.3rem .65rem;display:inline-flex}sort-bins[data-astro-cid-kaft5pih] .sort-dotplot[data-astro-cid-kaft5pih]{margin-top:.25rem;display:block}sort-bins[data-astro-cid-kaft5pih] .sort-dotplot[data-astro-cid-kaft5pih] svg[data-astro-cid-kaft5pih]{width:150px;max-width:100%;height:auto;display:block}sort-bins[data-astro-cid-kaft5pih] .sort-dotplot-axis[data-astro-cid-kaft5pih]{stroke:var(--text-secondary);stroke-width:1px}sort-bins[data-astro-cid-kaft5pih] .sort-dotplot-dot[data-astro-cid-kaft5pih]{fill:var(--viz-3)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip-text[data-astro-cid-kaft5pih]{display:inline-block}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]:hover:not(:disabled){border-color:var(--ink);background:var(--paper-wash)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih][aria-pressed=true]{border-color:var(--ink);box-shadow:inset 0 0 0 2px var(--ink);background:var(--paper-wash);font-weight:600}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]:disabled{color:var(--text-primary);cursor:default;opacity:1}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]:focus-visible,sort-bins[data-astro-cid-kaft5pih] .sort-bins-move[data-astro-cid-kaft5pih]:focus-visible,sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-right .sort-bins-chip[data-astro-cid-kaft5pih]{border-color:var(--feedback-right);background:var(--feedback-right-tint)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-wrong .sort-bins-chip[data-astro-cid-kaft5pih]{border:2px dashed var(--feedback-wrong-line);background:var(--feedback-wrong-tint)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-mark[data-astro-cid-kaft5pih]{flex:none;font-weight:700}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-right .sort-bins-mark[data-astro-cid-kaft5pih]{color:var(--feedback-right)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-moves[data-astro-cid-kaft5pih]{flex-wrap:wrap;gap:.25rem;display:flex}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih]:not(.shows-moves) .sort-bins-moves[data-astro-cid-kaft5pih]{clip:rect(0, 0, 0, 0);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}sort-bins[data-astro-cid-kaft5pih] .sort-bins-move[data-astro-cid-kaft5pih]{min-height:1.75rem;font-family:var(--font-ui);font-size:var(--text-xs);color:var(--ink);background:var(--bg-surface);border:1px solid var(--ink);border-radius:var(--radius-control);cursor:pointer;padding:.15rem .5rem;font-weight:600}sort-bins[data-astro-cid-kaft5pih] .sort-bins-move[data-astro-cid-kaft5pih]:hover{background:var(--paper-wash)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-actions[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);flex-wrap:wrap;display:flex}sort-bins[data-astro-cid-kaft5pih] .sort-bins-actions[data-astro-cid-kaft5pih] button[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm);margin:0}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback[data-astro-cid-kaft5pih].feedback-success{background:var(--color-success-light);border:1px solid var(--color-success-border)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback[data-astro-cid-kaft5pih].feedback-warning{background:var(--color-warning-light);border:1px solid var(--color-warning-border)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback[data-astro-cid-kaft5pih].feedback-info{background:var(--color-info-light);border:1px solid var(--color-info-border)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback-body[data-astro-cid-kaft5pih]{margin-top:.35rem}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:first-child{margin-top:0}sort-bins[data-astro-cid-kaft5pih] .sort-bins-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child,sort-bins[data-astro-cid-kaft5pih] .sort-bins-note[data-astro-cid-kaft5pih]{margin-bottom:0}sort-bins[data-astro-cid-kaft5pih] .sort-bins-note[data-astro-cid-kaft5pih]{margin-top:.35rem}@media (pointer:coarse){sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih],sort-bins[data-astro-cid-kaft5pih] .sort-bins-move[data-astro-cid-kaft5pih],sort-bins[data-astro-cid-kaft5pih] .sort-bins-target[data-astro-cid-kaft5pih]{min-height:var(--control-min-height)}}@media (forced-colors:active){sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih][aria-pressed=true]{outline-offset:1px;outline:2px solid highlight}}@media (prefers-reduced-motion:reduce){sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]{transition:none}}sort-bins[data-astro-cid-kaft5pih] .sort-bins-chip[data-astro-cid-kaft5pih]{touch-action:pan-y;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}sort-bins[data-astro-cid-kaft5pih].is-dragging{-webkit-user-select:none;user-select:none;cursor:grabbing}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-held .sort-bins-chip[data-astro-cid-kaft5pih]{border-color:var(--ink);box-shadow:var(--shadow-float)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-dragging{z-index:5}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-dragging .sort-bins-chip[data-astro-cid-kaft5pih]{border-color:var(--ink);background:var(--paper-wash);box-shadow:var(--shadow-float);cursor:grabbing;transition:none}sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-returning .sort-bins-chip[data-astro-cid-kaft5pih]{transition:transform var(--transition-fast)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-tray[data-astro-cid-kaft5pih].is-drop-target,sort-bins[data-astro-cid-kaft5pih] .sort-bins-bin[data-astro-cid-kaft5pih].is-drop-target{outline:3px dashed var(--ink);outline-offset:2px;background:var(--paper-wash)}sort-bins[data-astro-cid-kaft5pih] .sort-bins-drop-hint[data-astro-cid-kaft5pih]{font-family:var(--font-ui);font-size:var(--text-xs);letter-spacing:0;text-transform:none;color:var(--text-primary);background:var(--bg-surface);border:1px dashed var(--ink);border-radius:var(--radius-cell);flex:none;margin-inline-start:auto;padding:0 .4rem;font-weight:600}sort-bins[data-astro-cid-kaft5pih] .sort-bins-zone-header[data-astro-cid-kaft5pih] .sort-bins-drop-hint[data-astro-cid-kaft5pih]{margin-inline-start:var(--spacing-xs)}@media (forced-colors:active){sort-bins[data-astro-cid-kaft5pih] .sort-bins-tray[data-astro-cid-kaft5pih].is-drop-target,sort-bins[data-astro-cid-kaft5pih] .sort-bins-bin[data-astro-cid-kaft5pih].is-drop-target{outline-color:highlight}}@media (prefers-reduced-motion:reduce){sort-bins[data-astro-cid-kaft5pih] .sort-bins-item[data-astro-cid-kaft5pih].is-returning .sort-bins-chip[data-astro-cid-kaft5pih]{transition:none}}symbolic-entry[data-astro-cid-kaft5pih]{margin-block:var(--spacing-md);background:var(--bg-surface);display:block}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-container[data-astro-cid-kaft5pih]{padding:0}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-stem[data-astro-cid-kaft5pih]{color:var(--text-primary);margin-bottom:var(--spacing-md)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-entry[data-astro-cid-kaft5pih]{padding:var(--spacing-md);background:var(--bg-surface-alt);border:1px solid var(--line);border-radius:var(--radius-sm)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);color:var(--text-secondary);margin-bottom:.25rem;font-weight:600;display:block}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-field[data-astro-cid-kaft5pih]{align-items:center;gap:var(--spacing-xs);flex-wrap:wrap;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-lhs[data-astro-cid-kaft5pih]{color:var(--text-primary);flex:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-lhs[data-astro-cid-kaft5pih]:empty{display:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih]{min-width:0;max-width:28rem;min-height:var(--control-min-height);border:2px solid var(--ink-decor);border-radius:var(--radius-cell);background:var(--bg-surface);color:var(--text-primary);font-family:var(--font-mono);font-size:var(--text-base);transition:border-color var(--transition-fast);flex:12rem;padding:.6rem .8rem}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;border-color:var(--ink)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih]:disabled{opacity:.85}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih].is-correct{border-color:var(--feedback-right);background:var(--feedback-right-tint)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih].is-wrong,symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih][aria-invalid=true]{border-color:var(--feedback-wrong-line);background:var(--feedback-wrong-tint)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-hint[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-muted);margin:.4rem 0 0}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-symbols[data-astro-cid-kaft5pih] code[data-astro-cid-kaft5pih]{font-family:var(--font-mono);color:var(--text-primary)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-hint-ops[data-astro-cid-kaft5pih]{display:block}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);color:var(--text-secondary);font-weight:600}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview[data-astro-cid-kaft5pih].is-pending .symbolic-preview-math[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-muted);font-style:italic}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-error[data-astro-cid-kaft5pih]{margin:var(--spacing-xs) 0 0;padding:var(--spacing-xs) var(--spacing-sm);background:var(--color-danger-light);border:1px solid var(--color-danger-border);border-radius:var(--radius-sm);font-size:var(--text-sm);color:var(--text-primary);overflow-wrap:anywhere}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-actions[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);margin-top:var(--spacing-md);flex-wrap:wrap;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-check-btn[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-reveal-btn[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-again-btn[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-again-btn[data-astro-cid-kaft5pih]{margin-top:var(--spacing-sm)}symbolic-entry[data-astro-cid-kaft5pih] [data-astro-cid-kaft5pih][hidden]{display:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback[data-astro-cid-kaft5pih].feedback-success{background:var(--color-success-light);border:1px solid var(--color-success-border)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback[data-astro-cid-kaft5pih].feedback-warning{background:var(--color-warning-light);border:1px solid var(--color-warning-border)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback[data-astro-cid-kaft5pih].feedback-revealed{background:var(--color-info-light);border:1px solid var(--color-info-border)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback-body[data-astro-cid-kaft5pih]{margin-top:.35rem}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:first-child{margin-top:0}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child{margin-bottom:0}@media (width<=480px){symbolic-entry[data-astro-cid-kaft5pih] .symbolic-entry[data-astro-cid-kaft5pih]{padding:var(--spacing-sm)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih]{flex-basis:100%;max-width:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-actions[data-astro-cid-kaft5pih]{flex-direction:column;align-items:stretch}}@media (pointer:coarse){symbolic-entry[data-astro-cid-kaft5pih] .symbolic-input[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-check-btn[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-reveal-btn[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-again-btn[data-astro-cid-kaft5pih]{min-height:44px}}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette[data-astro-cid-kaft5pih]{gap:var(--spacing-xs) var(--spacing-sm);margin-bottom:var(--spacing-sm);flex-wrap:wrap;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-vars[data-astro-cid-kaft5pih],symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-ops[data-astro-cid-kaft5pih]{flex-wrap:wrap;gap:.375rem;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-vars[data-astro-cid-kaft5pih]:empty{display:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-btn[data-astro-cid-kaft5pih]{min-width:2.5rem;min-height:2.5rem;color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--ink-decor);border-radius:var(--radius-cell);font-family:var(--font-mono);font-size:var(--text-base);cursor:pointer;transition:background var(--transition-fast), border-color var(--transition-fast);justify-content:center;align-items:center;padding:.25rem .6rem;line-height:1;display:inline-flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-btn[data-astro-cid-kaft5pih]:hover:not(:disabled){border-color:var(--ink);background:var(--paper-wash)}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-btn[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-btn[data-astro-cid-kaft5pih]:disabled{opacity:.5;cursor:not-allowed}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-face[data-astro-cid-kaft5pih]{pointer-events:none}@media (pointer:coarse){symbolic-entry[data-astro-cid-kaft5pih] .symbolic-palette-btn[data-astro-cid-kaft5pih]{min-width:var(--control-min-height);min-height:var(--control-min-height)}}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-workspace[data-astro-cid-kaft5pih]{gap:var(--spacing-sm);grid-template-columns:minmax(0,1fr);align-items:start;display:grid}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-typing[data-astro-cid-kaft5pih]{min-width:0}@media (width>=640px){symbolic-entry[data-astro-cid-kaft5pih] .symbolic-workspace[data-astro-cid-kaft5pih]{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview[data-astro-cid-kaft5pih]{min-width:0;min-height:5.5rem;padding:var(--spacing-xs) var(--spacing-sm);background:var(--bg-surface);border:1px solid var(--color-info-border);border-left:3px solid var(--color-info);border-radius:var(--radius-sm);font-size:var(--text-base);color:var(--text-primary);flex-direction:column;gap:.25rem;margin:0;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview-math[data-astro-cid-kaft5pih]{min-width:0;max-width:100%;font-size:var(--text-xl);flex:auto;align-items:center;padding-block:.25rem;display:flex;overflow-x:auto}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview-math[data-astro-cid-kaft5pih]:empty{display:none}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview-placeholder[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-muted);flex:auto;align-items:center;font-style:italic;display:flex}symbolic-entry[data-astro-cid-kaft5pih] .symbolic-preview-placeholder[data-astro-cid-kaft5pih][hidden]{display:none}build-example[data-astro-cid-kaft5pih]{margin-block:var(--spacing-md);background:var(--bg-surface);display:block}build-example[data-astro-cid-kaft5pih] .build-example-container[data-astro-cid-kaft5pih]{margin:0;padding:0}build-example[data-astro-cid-kaft5pih] .build-example-prompt[data-astro-cid-kaft5pih]{color:var(--text-primary);margin-bottom:var(--spacing-md)}build-example[data-astro-cid-kaft5pih] .build-example-prompt[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child{margin-bottom:0}build-example[data-astro-cid-kaft5pih] .build-example-conditions-label[data-astro-cid-kaft5pih],build-example[data-astro-cid-kaft5pih] .build-example-entries-legend[data-astro-cid-kaft5pih]{margin:0 0 var(--spacing-xs);font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);padding:0;font-weight:600}build-example[data-astro-cid-kaft5pih] .build-example-constraints[data-astro-cid-kaft5pih]{margin:0 0 var(--spacing-md);gap:var(--spacing-xs);padding:0;list-style:none;display:grid}build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih]{align-items:flex-start;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:var(--bg-surface-alt);border:1px solid var(--line);border-radius:var(--radius-sm);transition:border-color var(--transition-fast), background var(--transition-fast);margin:0;display:flex}build-example[data-astro-cid-kaft5pih] .build-example-mark[data-astro-cid-kaft5pih]{border:2px solid var(--ink-decor);border-radius:var(--radius-cell);background:var(--bg-surface);width:1.4rem;height:1.4rem;color:var(--text-primary);font-family:var(--font-heading);font-size:var(--text-sm);flex:none;justify-content:center;align-items:center;margin-top:.05rem;font-weight:700;line-height:1;display:inline-flex}build-example[data-astro-cid-kaft5pih] .build-example-constraint-body[data-astro-cid-kaft5pih]{align-items:baseline;column-gap:var(--spacing-xs);min-width:0;font-size:var(--text-sm);line-height:var(--line-height-normal);color:var(--text-primary);flex-wrap:wrap;row-gap:.15rem;display:flex}build-example[data-astro-cid-kaft5pih] .build-example-constraint-label[data-astro-cid-kaft5pih]{overflow-wrap:anywhere;font-weight:600}build-example[data-astro-cid-kaft5pih] .build-example-status[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);font-weight:600}build-example[data-astro-cid-kaft5pih] .build-example-computed[data-astro-cid-kaft5pih]{color:var(--text-secondary);flex-basis:100%}build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih].is-met{border-color:var(--feedback-right-line);background:var(--feedback-right-tint)}build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih].is-met .build-example-mark[data-astro-cid-kaft5pih]{border-color:var(--feedback-right);color:var(--feedback-right)}build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih].is-unmet{border-color:var(--feedback-wrong-line);background:var(--feedback-wrong-tint);border-style:dashed}build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih].is-unmet .build-example-mark[data-astro-cid-kaft5pih]{border-color:var(--feedback-wrong);color:var(--feedback-wrong)}build-example[data-astro-cid-kaft5pih] .build-example-entries[data-astro-cid-kaft5pih]{min-width:0;margin:0 0 var(--spacing-md);border:0;padding:0}build-example[data-astro-cid-kaft5pih] .build-example-rules[data-astro-cid-kaft5pih]{margin:0 0 var(--spacing-xs);font-size:var(--text-sm);color:var(--text-secondary)}build-example[data-astro-cid-kaft5pih] .build-example-inputs[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);grid-template-columns:repeat(auto-fill,minmax(4.75rem,1fr));max-width:44rem;display:grid}build-example[data-astro-cid-kaft5pih] .build-example-field[data-astro-cid-kaft5pih]{flex-direction:column;gap:.25rem;min-width:0;display:flex}build-example[data-astro-cid-kaft5pih] .build-example-field-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);color:var(--text-secondary);font-weight:600}build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih]{box-sizing:border-box;border:2px solid var(--ink-decor);border-radius:var(--radius-cell);background:var(--bg-surface);width:100%;min-width:0;min-height:2.25rem;color:var(--text-primary);font-family:var(--font-mono);font-size:var(--text-base);transition:border-color var(--transition-fast);padding:.5rem .6rem}build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px;border-color:var(--ink)}build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih][aria-invalid=true]{border-color:var(--color-danger);background:var(--color-danger-light);border-width:3px}build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih]:read-only{border-color:var(--feedback-right-line);background:var(--feedback-right-tint)}build-example[data-astro-cid-kaft5pih] .build-example-entry-error[data-astro-cid-kaft5pih]{margin:var(--spacing-xs) 0 0;padding:var(--spacing-xs) var(--spacing-sm);border:1px solid var(--color-danger-border);border-radius:var(--radius-sm);background:var(--color-danger-light);color:var(--text-primary);font-size:var(--text-sm);border-left-width:4px}build-example[data-astro-cid-kaft5pih] .build-example-actions[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);flex-wrap:wrap;display:flex}build-example[data-astro-cid-kaft5pih] .build-example-check-btn[data-astro-cid-kaft5pih]{padding:var(--spacing-xs) var(--spacing-sm)}build-example[data-astro-cid-kaft5pih] .build-example-feedback[data-astro-cid-kaft5pih],build-example[data-astro-cid-kaft5pih] .build-example-reveal[data-astro-cid-kaft5pih]{margin-top:var(--spacing-md);padding:var(--spacing-sm);border-radius:var(--radius-sm);font-size:var(--text-sm);line-height:var(--line-height-normal);color:var(--text-primary)}build-example[data-astro-cid-kaft5pih] .build-example-feedback[data-astro-cid-kaft5pih].feedback-success{background:var(--color-success-light);border:1px solid var(--color-success-border)}build-example[data-astro-cid-kaft5pih] .build-example-feedback[data-astro-cid-kaft5pih].feedback-warning{background:var(--color-warning-light);border:1px solid var(--color-warning-border)}build-example[data-astro-cid-kaft5pih] .build-example-reveal[data-astro-cid-kaft5pih]{background:var(--color-info-light);border:1px solid var(--color-info-border)}build-example[data-astro-cid-kaft5pih] .build-example-reveal[data-astro-cid-kaft5pih]:focus-visible{outline:2px solid var(--focus-ring);outline-offset:2px}build-example[data-astro-cid-kaft5pih] .build-example-first-unmet[data-astro-cid-kaft5pih]{margin:0}build-example[data-astro-cid-kaft5pih] .build-example-hint[data-astro-cid-kaft5pih]{margin-top:var(--spacing-xs);padding-left:var(--spacing-sm);border-left:3px solid var(--color-warning)}build-example[data-astro-cid-kaft5pih] .build-example-reveal-values[data-astro-cid-kaft5pih]{margin:0 0 var(--spacing-xs);font-family:var(--font-mono);font-size:var(--text-base);overflow-wrap:anywhere;font-weight:600}build-example[data-astro-cid-kaft5pih] .build-example-feedback-body[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child,build-example[data-astro-cid-kaft5pih] .build-example-hint[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child,build-example[data-astro-cid-kaft5pih] .build-example-explanation[data-astro-cid-kaft5pih]>[data-astro-cid-kaft5pih]:last-child{margin-bottom:0}@media (pointer:coarse){build-example[data-astro-cid-kaft5pih] .build-example-check-btn[data-astro-cid-kaft5pih],build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih]{min-height:var(--control-min-height)}}@media (prefers-reduced-motion:reduce){build-example[data-astro-cid-kaft5pih] .build-example-constraint[data-astro-cid-kaft5pih],build-example[data-astro-cid-kaft5pih] .build-example-input[data-astro-cid-kaft5pih],build-example[data-astro-cid-kaft5pih] .build-example-check-btn[data-astro-cid-kaft5pih]{transition:none}}[data-astro-cid-kaft5pih]:is(sort-bins .sort-bins-check-btn,conclusion-builder .conclusion-check-btn,build-example .build-example-check-btn){padding:var(--spacing-xs) var(--spacing-sm)}:is(sort-bins .sort-bins-check-btn,conclusion-builder .conclusion-check-btn,build-example .build-example-check-btn)[data-astro-cid-kaft5pih][hidden],:root 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h1[data-astro-cid-kaft5pih]{font-family:var(--font-display);font-size:var(--text-display);line-height:var(--line-height-tight);color:var(--ink);margin-bottom:var(--spacing-sm)}.lb-eyebrow[data-astro-cid-kaft5pih]{font-family:var(--font-ui);font-size:var(--text-sm);color:var(--ink-2);font-weight:600}.lb-lede[data-astro-cid-kaft5pih],.lb-intro[data-astro-cid-kaft5pih]{max-width:var(--measure);color:var(--ink-2)}.lb-nav[data-astro-cid-kaft5pih]{margin-top:var(--spacing-md);padding-top:var(--spacing-sm);border-top:var(--border-light);font-family:var(--font-ui);font-size:var(--text-sm)}.lb-nav[data-astro-cid-kaft5pih] ul[data-astro-cid-kaft5pih]{gap:var(--spacing-xs) var(--spacing-md);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.lb-nav[data-astro-cid-kaft5pih] a[data-astro-cid-kaft5pih]{padding-block:max(0px, calc((var(--target-min-height) - 1lh) / 2));color:var(--ink);display:inline-block}@media (pointer:coarse){.lb-nav[data-astro-cid-kaft5pih] a[data-astro-cid-kaft5pih]{--target-min-height:var(--control-min-height)}}.lb-group[data-astro-cid-kaft5pih]{margin-top:var(--spacing-xl)}.lb-group[data-astro-cid-kaft5pih]>h2[data-astro-cid-kaft5pih]{font-family:var(--font-display);font-size:var(--text-2xl);color:var(--ink);padding-top:var(--spacing-sm);border-top:2px solid var(--ink);margin-bottom:var(--spacing-xs)}.lb-block[data-astro-cid-kaft5pih]{margin-top:var(--spacing-lg)}.lb-block[data-astro-cid-kaft5pih]>h3[data-astro-cid-kaft5pih]{font-family:var(--font-display);font-size:var(--text-xl);color:var(--ink);margin-bottom:var(--spacing-xs)}.lb-where[data-astro-cid-kaft5pih]{margin-left:var(--spacing-xs);font-family:var(--font-ui);font-size:var(--text-sm);color:var(--ink-2);font-weight:500;display:inline-block}.lb-when[data-astro-cid-kaft5pih]{max-width:var(--measure);color:var(--ink-2);margin-bottom:var(--spacing-sm)}.lb-live[data-astro-cid-kaft5pih]{padding:var(--spacing-sm) 0;border-top:var(--border-light);border-bottom:var(--border-light)}.lb-code[data-astro-cid-kaft5pih]{margin-top:var(--spacing-xs);font-family:var(--font-ui);font-size:var(--text-sm)}.lb-code[data-astro-cid-kaft5pih]>summary[data-astro-cid-kaft5pih]{cursor:pointer;color:var(--ink-2);font-weight:600}.lb-code[data-astro-cid-kaft5pih] pre[data-astro-cid-kaft5pih]{margin:var(--spacing-xs) 0 0;padding:var(--spacing-sm);background:var(--paper-wash);border-radius:var(--radius-cell);font-family:var(--font-mono);font-size:var(--text-sm);white-space:pre;overflow-x:auto}.hidden[data-astro-cid-kaft5pih]{display:none}.block[data-astro-cid-kaft5pih]{display:block}.inline-block[data-astro-cid-kaft5pih]{display:inline-block}.flex[data-astro-cid-kaft5pih]{display:flex}.inline-flex[data-astro-cid-kaft5pih]{display:inline-flex}.grid[data-astro-cid-kaft5pih]{display:grid}.flex-col[data-astro-cid-kaft5pih]{flex-direction:column}.flex-row[data-astro-cid-kaft5pih]{flex-direction:row}.flex-wrap[data-astro-cid-kaft5pih]{flex-wrap:wrap}.items-center[data-astro-cid-kaft5pih]{align-items:center}.items-start[data-astro-cid-kaft5pih]{align-items:flex-start}.justify-center[data-astro-cid-kaft5pih]{justify-content:center}.justify-between[data-astro-cid-kaft5pih]{justify-content:space-between}.justify-end[data-astro-cid-kaft5pih]{justify-content:flex-end}.flex-1[data-astro-cid-kaft5pih]{flex:1}.gap-xs[data-astro-cid-kaft5pih]{gap:var(--spacing-xs)}.gap-sm[data-astro-cid-kaft5pih]{gap:var(--spacing-sm)}.gap-md[data-astro-cid-kaft5pih]{gap:var(--spacing-md)}.gap-lg[data-astro-cid-kaft5pih]{gap:var(--spacing-lg)}.w-full[data-astro-cid-kaft5pih]{width:100%}.w-auto[data-astro-cid-kaft5pih]{width:auto}.max-w-content[data-astro-cid-kaft5pih]{max-width:var(--content-max-width)}.max-w-page[data-astro-cid-kaft5pih]{max-width:var(--page-max-width)}.mx-auto[data-astro-cid-kaft5pih]{margin-left:auto;margin-right:auto}.mt-xs[data-astro-cid-kaft5pih]{margin-top:var(--spacing-xs)}.mt-sm[data-astro-cid-kaft5pih]{margin-top:var(--spacing-sm)}.mt-md[data-astro-cid-kaft5pih]{margin-top:var(--spacing-md)}.mt-lg[data-astro-cid-kaft5pih]{margin-top:var(--spacing-lg)}.mb-xs[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-xs)}.mb-sm[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-sm)}.mb-md[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-md)}.mb-lg[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-lg)}.p-xs[data-astro-cid-kaft5pih]{padding:var(--spacing-xs)}.p-sm[data-astro-cid-kaft5pih]{padding:var(--spacing-sm)}.p-md[data-astro-cid-kaft5pih]{padding:var(--spacing-md)}.p-lg[data-astro-cid-kaft5pih]{padding:var(--spacing-lg)}.px-sm[data-astro-cid-kaft5pih]{padding-left:var(--spacing-sm);padding-right:var(--spacing-sm)}.px-md[data-astro-cid-kaft5pih]{padding-left:var(--spacing-md);padding-right:var(--spacing-md)}.py-sm[data-astro-cid-kaft5pih]{padding-top:var(--spacing-sm);padding-bottom:var(--spacing-sm)}.py-md[data-astro-cid-kaft5pih]{padding-top:var(--spacing-md);padding-bottom:var(--spacing-md)}.text-xs[data-astro-cid-kaft5pih]{font-size:var(--text-xs)}.text-sm[data-astro-cid-kaft5pih]{font-size:var(--text-sm)}.text-base[data-astro-cid-kaft5pih]{font-size:var(--text-base)}.text-lg[data-astro-cid-kaft5pih]{font-size:var(--text-lg)}.text-xl[data-astro-cid-kaft5pih]{font-size:var(--text-xl)}.text-center[data-astro-cid-kaft5pih]{text-align:center}.text-right[data-astro-cid-kaft5pih]{text-align:right}.font-heading[data-astro-cid-kaft5pih]{font-family:var(--font-heading)}.font-body[data-astro-cid-kaft5pih]{font-family:var(--font-body)}.font-mono[data-astro-cid-kaft5pih]{font-family:var(--font-mono)}.font-bold[data-astro-cid-kaft5pih]{font-weight:700}.font-semibold[data-astro-cid-kaft5pih]{font-weight:600}.font-normal[data-astro-cid-kaft5pih]{font-weight:400}.text-primary[data-astro-cid-kaft5pih]{color:var(--text-primary)}.text-secondary[data-astro-cid-kaft5pih]{color:var(--text-secondary)}.text-muted[data-astro-cid-kaft5pih]{color:var(--text-muted)}.text-accent[data-astro-cid-kaft5pih]{color:var(--accent-primary)}.border[data-astro-cid-kaft5pih]{border:var(--border-light)}.border-b[data-astro-cid-kaft5pih]{border-bottom:var(--border-light)}.rounded-sm[data-astro-cid-kaft5pih]{border-radius:var(--radius-sm)}.rounded-md[data-astro-cid-kaft5pih]{border-radius:var(--radius-md)}.rounded-lg[data-astro-cid-kaft5pih]{border-radius:var(--radius-cell)}.shadow-sm[data-astro-cid-kaft5pih]{box-shadow:var(--shadow-sm)}.shadow-md[data-astro-cid-kaft5pih]{box-shadow:var(--shadow-md)}.shadow-lg[data-astro-cid-kaft5pih]{box-shadow:var(--shadow-lg)}.course-card[data-astro-cid-kaft5pih] .card-header[data-astro-cid-kaft5pih]{background:var(--paper-wash);border-bottom:var(--border-light);padding:var(--spacing-md);justify-content:center;align-items:center;min-height:5rem;display:flex}.course-card[data-astro-cid-kaft5pih] .card-icon-circle[data-astro-cid-kaft5pih]{background:var(--ink);width:3rem;height:3rem;color:var(--bg-surface);font-size:var(--text-xl);font-family:var(--font-heading);border-radius:50%;justify-content:center;align-items:center;font-weight:600;display:flex}.landing-hero[data-astro-cid-kaft5pih]{text-align:center;padding:var(--spacing-xl) var(--spacing-md);max-width:var(--page-max-width);margin:0 auto}.landing-hero[data-astro-cid-kaft5pih] h1[data-astro-cid-kaft5pih]{font-size:var(--text-4xl);margin-bottom:var(--spacing-xs)}.landing-hero[data-astro-cid-kaft5pih] .subtitle[data-astro-cid-kaft5pih]{font-size:var(--text-lg);color:var(--text-secondary);max-width:36rem;margin:0 auto var(--spacing-lg)}.search-filter-bar[data-astro-cid-kaft5pih]{max-width:var(--page-max-width);margin:0 auto var(--spacing-lg);padding:0 var(--spacing-md)}.search-input-wrapper[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-sm);position:relative}.search-input-wrapper[data-astro-cid-kaft5pih] input[data-astro-cid-kaft5pih]{width:100%;padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-ui);font-size:var(--text-base);border:2px solid var(--line);border-radius:var(--radius-cell);background:var(--bg-surface);transition:border-color var(--transition-fast);padding-left:3rem}.search-input-wrapper[data-astro-cid-kaft5pih] input[data-astro-cid-kaft5pih]:focus{border-color:var(--ink);box-shadow:var(--shadow-focus);outline:none}.search-input-wrapper[data-astro-cid-kaft5pih] .search-icon[data-astro-cid-kaft5pih]{fill:none;width:1rem;height:1rem;stroke:var(--ink-2);stroke-width:1.5px;stroke-linecap:round;position:absolute;top:50%;left:1rem;transform:translateY(-50%)}.filter-tags[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);flex-wrap:wrap;display:flex}.filter-tag[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);border:1px solid var(--line);border-radius:var(--radius-cell);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);padding:.25rem .75rem;font-weight:500}.filter-tag[data-astro-cid-kaft5pih]:hover{border-color:var(--ink);color:var(--text-primary)}.filter-tag[data-astro-cid-kaft5pih].active{background:var(--ink);color:var(--bg-surface);border-color:var(--ink)}.course-card[data-astro-cid-kaft5pih] .card-progress[data-astro-cid-kaft5pih]{margin-top:var(--spacing-sm);font-size:var(--text-xs);color:var(--text-muted)}.course-card[data-astro-cid-kaft5pih] .progress-bar-mini[data-astro-cid-kaft5pih]{background:var(--color-light-gray);border-radius:var(--radius-cell);height:4px;margin-top:.25rem;overflow:hidden}.course-card[data-astro-cid-kaft5pih] .progress-bar-mini[data-astro-cid-kaft5pih] .progress-fill[data-astro-cid-kaft5pih]{background:var(--color-success);border-radius:var(--radius-cell);height:100%;transition:width var(--transition-slow)}.empty-state[data-astro-cid-kaft5pih]{text-align:center;padding:var(--spacing-xl);color:var(--text-muted)}.empty-state[data-astro-cid-kaft5pih] p[data-astro-cid-kaft5pih]{font-size:var(--text-lg)}.landing-footer[data-astro-cid-kaft5pih]{text-align:center;padding:var(--spacing-xl) var(--spacing-md);color:var(--text-muted);font-size:var(--text-sm);border-top:var(--border-light);margin-top:var(--spacing-xl)}@media (width<=768px){.course-grid[data-astro-cid-kaft5pih]{grid-template-columns:1fr}.landing-hero[data-astro-cid-kaft5pih] h1[data-astro-cid-kaft5pih]{font-size:var(--text-3xl)}}.breadcrumb[data-astro-cid-kaft5pih]{max-width:var(--page-max-width);padding:var(--spacing-sm) var(--spacing-md);margin:0 auto}.breadcrumb-link[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-secondary);transition:color var(--transition-fast);text-decoration:none}.breadcrumb-link[data-astro-cid-kaft5pih]:hover{color:var(--text-primary);text-decoration:none}.course-hero[data-astro-cid-kaft5pih]{background:var(--bg-surface);border-bottom:var(--border-light);padding:var(--spacing-xl) var(--spacing-md)}.course-hero-inner[data-astro-cid-kaft5pih]{max-width:var(--page-max-width);margin:0 auto}.course-badge-row[data-astro-cid-kaft5pih]{gap:var(--spacing-xs);margin-bottom:var(--spacing-sm);flex-wrap:wrap;display:flex}.course-level-badge[data-astro-cid-kaft5pih],.course-lang-badge[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);border-radius:var(--radius-cell);letter-spacing:.04em;text-transform:uppercase;padding:.2em .75em;font-weight:600}.course-level-badge[data-astro-cid-kaft5pih]{background:var(--bg-surface);color:var(--text-secondary);border:var(--border-light)}.course-lang-badge[data-astro-cid-kaft5pih]{background:var(--bg-surface-alt);color:var(--text-secondary);border:var(--border-light)}.course-hero[data-astro-cid-kaft5pih] h1[data-astro-cid-kaft5pih]{font-size:var(--text-4xl);margin-bottom:var(--spacing-xs)}.course-tagline[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xl);color:var(--text-secondary);margin-bottom:var(--spacing-sm);font-weight:400}.course-description[data-astro-cid-kaft5pih]{font-size:var(--text-base);color:var(--text-secondary);max-width:48rem;line-height:var(--line-height-relaxed);margin-bottom:var(--spacing-lg)}.course-stats[data-astro-cid-kaft5pih]{align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-md);flex-wrap:wrap;display:flex}.stat[data-astro-cid-kaft5pih]{flex-direction:column;display:flex}.stat-number[data-astro-cid-kaft5pih]{font-family:var(--font-display);font-size:var(--text-2xl);color:var(--text-primary);font-weight:700;line-height:1}.stat-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-top:2px}.stat-divider[data-astro-cid-kaft5pih]{background:var(--color-light-gray);width:1px;height:2.5rem}.course-progress-wrap[data-astro-cid-kaft5pih]{max-width:32rem}.course-progress-header[data-astro-cid-kaft5pih]{justify-content:space-between;align-items:baseline;margin-bottom:.4rem;display:flex}.course-progress-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);font-weight:700}.course-progress-count[data-astro-cid-kaft5pih]{font-family:var(--font-ui);font-size:var(--text-sm);color:var(--color-success);font-weight:600}.progress-track[data-astro-cid-kaft5pih]{background:var(--color-light-gray);border-radius:var(--radius-cell);height:6px;overflow:hidden}.progress-fill-bar[data-astro-cid-kaft5pih]{background:var(--color-success);border-radius:var(--radius-cell);height:100%;transition:width var(--transition-slow)}.module-tabs[data-astro-cid-kaft5pih]{z-index:100;background:var(--bg-surface);border-bottom:var(--border-light);padding:0 var(--spacing-md);scrollbar-width:thin;-webkit-overflow-scrolling:touch;box-shadow:var(--shadow-sm);gap:2px;display:flex;position:sticky;top:0;overflow-x:auto}.module-tab[data-astro-cid-kaft5pih]{padding:var(--spacing-sm) var(--spacing-md);font-family:var(--font-heading);font-size:var(--text-sm);color:var(--text-muted);cursor:pointer;white-space:nowrap;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:3px solid #0000;border-radius:0;align-items:center;gap:6px;font-weight:500;display:flex}.module-tab[data-astro-cid-kaft5pih]:hover{color:var(--text-primary);background:var(--bg-surface-alt)}.module-tab[data-astro-cid-kaft5pih].active{color:var(--text-primary);border-bottom-color:var(--brand);font-weight:600}.tab-dot[data-astro-cid-kaft5pih]{border-radius:50%;flex-shrink:0;width:8px;height:8px}.competencies-main[data-astro-cid-kaft5pih]{max-width:var(--page-max-width);padding:var(--spacing-lg) var(--spacing-md);gap:var(--spacing-xl);flex-direction:column;margin:0 auto;display:flex}.module-header[data-astro-cid-kaft5pih]{margin-bottom:var(--spacing-md);padding-left:var(--spacing-md);border-left:4px solid var(--module-color,var(--module-1))}.module-label[data-astro-cid-kaft5pih]{font-family:var(--font-heading);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--module-color,var(--module-1));margin-bottom:.25rem;font-weight:700}.module-header[data-astro-cid-kaft5pih] h2[data-astro-cid-kaft5pih]{font-size:var(--text-2xl);margin-bottom:.25rem}.module-header[data-astro-cid-kaft5pih] p[data-astro-cid-kaft5pih]{font-size:var(--text-sm);color:var(--text-secondary);margin-bottom:0}.cards-grid[data-astro-cid-kaft5pih]{gap:var(--spacing-md);grid-template-columns:repeat(auto-fill,minmax(min(100%,22rem),1fr));align-items:start;display:grid}.course-footer[data-astro-cid-kaft5pih]{text-align:center;padding:var(--spacing-lg);border-top:var(--border-light);color:var(--text-muted);font-size:var(--text-sm);font-family:var(--font-heading)}@media (width<=768px){.course-hero[data-astro-cid-kaft5pih] h1[data-astro-cid-kaft5pih]{font-size:var(--text-3xl)}.course-tagline[data-astro-cid-kaft5pih]{font-size:var(--text-lg)}.module-tab[data-astro-cid-kaft5pih]{padding:var(--spacing-sm) var(--spacing-sm);font-size:var(--text-xs)}.cards-grid[data-astro-cid-kaft5pih]{grid-template-columns:1fr}.stat-divider[data-astro-cid-kaft5pih]{display:none}.course-stats[data-astro-cid-kaft5pih]{gap:var(--spacing-md)}}body{background-color:var(--bg-color)}.card--locked[data-astro-cid-kaft5pih] .card-header[data-astro-cid-kaft5pih]{cursor:default;opacity:.72}.card--locked[data-astro-cid-kaft5pih] .card-header[data-astro-cid-kaft5pih]:hover{background:inherit}.card-lesson-link--locked[data-astro-cid-kaft5pih]{color:var(--text-secondary);font-size:var(--text-sm);font-style:italic;display:inline-block}