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#00e0dd38;--learnit-opacity-disabled:.45;--learnit-opacity-muted:.64;--learnit-opacity-overlay:.42;--learnit-opacity-focus:.16;--learnit-opacity-hover:.08;--learnit-opacity-pressed:.14;--learnit-state-hover-bg:#0038510a;--learnit-state-hover-accent-bg:#00e0dd14;--learnit-state-focus-ring:#00e0dd5c;--learnit-state-focus-border:var(--learnit-color-border-accent);--learnit-state-pressed-bg:#00385114;--learnit-state-pressed-accent-bg:#00e0dd24;--learnit-state-disabled-bg:var(--learnit-color-bg-surface-muted);--learnit-state-disabled-text:var(--learnit-color-text-disabled);--learnit-state-disabled-border:var(--learnit-color-border-disabled);--learnit-state-disabled-opacity:var(--learnit-opacity-disabled);--learnit-z-index-base:0;--learnit-z-index-dropdown:100;--learnit-z-index-sticky:200;--learnit-z-index-fab:300;--learnit-z-index-modal-backdrop:800;--learnit-z-index-modal:900;--learnit-z-index-toast:1000;--learnit-motion-duration-fast:.12s;--learnit-motion-duration-normal:.2s;--learnit-motion-duration-slow:.32s;--learnit-motion-easing-standard:cubic-bezier(.2, 0, 0, 1);--learnit-motion-easing-exit:cubic-bezier(.4, 0, 1, 1);--learnit-motion-easing-enter:cubic-bezier(0, 0, .2, 1);--learnit-motion-swipe-threshold:72px;--learnit-motion-card-swipe-distance:96px;--learnit-breakpoint-xs:320px;--learnit-breakpoint-sm:375px;--learnit-breakpoint-md:430px;--learnit-breakpoint-tablet:768px;--learnit-breakpoint-desktop:1024px;--learnit-breakpoint-wide:1440px;--learnit-app-bg:var(--learnit-color-bg-app);--learnit-page-bg:var(--learnit-color-bg-page);--learnit-surface-bg:var(--learnit-color-bg-surface);--learnit-surface-alt-bg:var(--learnit-color-bg-surface-alt);--learnit-surface-muted-bg:var(--learnit-color-bg-surface-muted);--learnit-header-bg:var(--learnit-color-bg-app);--learnit-header-text:var(--learnit-color-text-primary);--learnit-header-icon:var(--learnit-color-icon-default);--learnit-header-icon-active:var(--learnit-color-icon-accent);--learnit-header-height:var(--learnit-layout-header-height);--learnit-header-padding-x:var(--learnit-layout-screen-padding);--learnit-header-title-size:var(--learnit-font-size-2xl);--learnit-header-title-weight:var(--learnit-font-weight-bold);--learnit-bottom-nav-bg:var(--learnit-color-bg-surface);--learnit-bottom-nav-border:var(--learnit-color-border-default);--learnit-bottom-nav-item-text:var(--learnit-color-text-secondary);--learnit-bottom-nav-item-icon:var(--learnit-color-icon-muted);--learnit-bottom-nav-item-active-bg:var(--learnit-color-accent);--learnit-bottom-nav-item-active-text:var(--learnit-color-text-inverse);--learnit-bottom-nav-item-active-icon:var(--learnit-color-icon-inverse);--learnit-bottom-nav-radius:var(--learnit-radius-xl);--learnit-bottom-nav-height:var(--learnit-layout-bottom-nav-height);--learnit-tabs-bg:var(--learnit-color-bg-surface);--learnit-tabs-border:var(--learnit-color-border-default);--learnit-tabs-active-bg:var(--learnit-color-accent);--learnit-tabs-active-text:var(--learnit-color-text-inverse);--learnit-tabs-inactive-text:var(--learnit-color-text-primary);--learnit-tabs-hover-bg:var(--learnit-color-accent-soft);--learnit-tabs-radius:18px;--learnit-tabs-item-radius:14px;--learnit-tabs-height:56px;--learnit-button-primary-bg:var(--learnit-color-accent);--learnit-button-primary-bg-hover:var(--learnit-color-accent-hover);--learnit-button-primary-bg-pressed:var(--learnit-color-accent-pressed);--learnit-button-primary-text:var(--learnit-color-text-on-accent);--learnit-button-primary-border:transparent;--learnit-button-primary-shadow:var(--learnit-shadow-active);--learnit-button-dark-bg:var(--learnit-color-text-primary);--learnit-button-dark-bg-hover:var(--learnit-color-navy-1000);--learnit-button-dark-text:var(--learnit-color-text-inverse);--learnit-button-dark-border:transparent;--learnit-button-secondary-bg:var(--learnit-color-bg-surface);--learnit-button-secondary-text:var(--learnit-color-text-primary);--learnit-button-secondary-border:var(--learnit-color-border-accent);--learnit-button-secondary-hover-bg:var(--learnit-color-accent-soft);--learnit-button-ghost-bg:transparent;--learnit-button-ghost-text:var(--learnit-color-text-primary);--learnit-button-ghost-hover-bg:var(--learnit-color-bg-surface-muted);--learnit-button-danger-bg:var(--learnit-color-danger);--learnit-button-danger-text:var(--learnit-color-white);--learnit-button-danger-hover-bg:var(--learnit-color-danger-600);--learnit-button-height-sm:36px;--learnit-button-height-md:48px;--learnit-button-height-lg:56px;--learnit-button-padding-x-sm:14px;--learnit-button-padding-x-md:20px;--learnit-button-padding-x-lg:24px;--learnit-button-radius:14px;--learnit-button-radius-pill:var(--learnit-radius-full);--learnit-fab-bg:var(--learnit-color-accent);--learnit-fab-icon:var(--learnit-color-text-on-accent);--learnit-fab-shadow:var(--learnit-shadow-fab);--learnit-fab-size:72px;--learnit-fab-radius:var(--learnit-radius-full);--learnit-fab-position-bottom:32px;--learnit-fab-position-right:24px;--learnit-card-bg:var(--learnit-color-bg-surface);--learnit-card-border:var(--learnit-color-border-subtle);--learnit-card-shadow:var(--learnit-shadow-sm);--learnit-card-radius:var(--learnit-radius-xl);--learnit-card-padding:var(--learnit-space-5);--learnit-card-title-color:var(--learnit-color-text-primary);--learnit-card-body-color:var(--learnit-color-text-secondary);--learnit-card-meta-color:var(--learnit-color-text-tertiary);--learnit-concept-card-bg:var(--learnit-card-bg);--learnit-concept-card-border:var(--learnit-card-border);--learnit-concept-card-title:var(--learnit-color-text-primary);--learnit-concept-card-description:var(--learnit-color-text-secondary);--learnit-concept-card-memory-ring:var(--learnit-color-memory-strong);--learnit-concept-card-memory-track:var(--learnit-color-memory-track);--learnit-concept-card-swipe-remember-bg:var(--learnit-color-memory-strong-soft);--learnit-concept-card-swipe-remember-text:var(--learnit-color-text-accent);--learnit-concept-card-swipe-forgot-bg:var(--learnit-color-memory-weak-soft);--learnit-concept-card-swipe-forgot-text:var(--learnit-color-text-danger);--learnit-modal-overlay:var(--learnit-color-bg-overlay);--learnit-modal-bg:var(--learnit-color-bg-surface);--learnit-modal-border:var(--learnit-color-border-subtle);--learnit-modal-shadow:var(--learnit-shadow-lg);--learnit-modal-radius:var(--learnit-radius-2xl);--learnit-modal-padding:28px;--learnit-modal-title:var(--learnit-color-text-primary);--learnit-modal-body:var(--learnit-color-text-secondary);--learnit-input-bg:var(--learnit-color-bg-surface);--learnit-input-border:var(--learnit-color-border-default);--learnit-input-border-focus:var(--learnit-color-border-accent);--learnit-input-text:var(--learnit-color-text-primary);--learnit-input-placeholder:var(--learnit-color-gray-500);--learnit-input-label:var(--learnit-color-text-primary);--learnit-input-helper-text:var(--learnit-color-text-secondary);--learnit-input-error-border:var(--learnit-color-danger);--learnit-input-error-text:var(--learnit-color-danger-text);--learnit-input-radius:14px;--learnit-input-height:52px;--learnit-input-padding-x:16px;--learnit-search-bg:var(--learnit-color-bg-surface);--learnit-search-border:var(--learnit-color-border-subtle);--learnit-search-shadow:var(--learnit-shadow-xs);--learnit-search-icon:var(--learnit-color-icon-muted);--learnit-search-placeholder:var(--learnit-color-gray-500);--learnit-search-text:var(--learnit-color-text-primary);--learnit-search-radius:var(--learnit-radius-full);--learnit-search-height:52px;--learnit-badge-bg:var(--learnit-color-accent-soft);--learnit-badge-text:var(--learnit-color-text-accent);--learnit-badge-border:var(--learnit-color-brand-muted);--learnit-badge-radius:var(--learnit-radius-full);--learnit-badge-padding-x:10px;--learnit-badge-height:28px;--learnit-badge-success-bg:var(--learnit-color-success-soft);--learnit-badge-success-text:var(--learnit-color-success-text);--learnit-badge-warning-bg:var(--learnit-color-warning-soft);--learnit-badge-warning-text:var(--learnit-color-warning-text);--learnit-badge-danger-bg:var(--learnit-color-danger-soft);--learnit-badge-danger-text:var(--learnit-color-danger-text);--learnit-badge-info-bg:var(--learnit-color-info-soft);--learnit-badge-info-text:var(--learnit-color-info-text);--learnit-progress-track:var(--learnit-color-memory-track);--learnit-progress-fill:var(--learnit-color-accent);--learnit-progress-fill-strong:var(--learnit-color-text-primary);--learnit-progress-height-sm:6px;--learnit-progress-height-md:10px;--learnit-progress-radius:var(--learnit-radius-full);--learnit-memory-ring-track:var(--learnit-color-memory-track);--learnit-memory-ring-fill:var(--learnit-color-memory-strong);--learnit-memory-ring-text:var(--learnit-color-text-primary);--learnit-memory-ring-size-sm:44px;--learnit-memory-ring-size-md:56px;--learnit-memory-ring-size-lg:72px;--learnit-memory-ring-stroke-sm:4px;--learnit-memory-ring-stroke-md:6px;--learnit-memory-ring-stroke-lg:8px;--learnit-avatar-size-sm:32px;--learnit-avatar-size-md:48px;--learnit-avatar-size-lg:72px;--learnit-avatar-size-xl:96px;--learnit-avatar-border:var(--learnit-color-white);--learnit-avatar-shadow:var(--learnit-shadow-sm);--learnit-image-radius-sm:12px;--learnit-image-radius-md:16px;--learnit-image-radius-lg:20px;--learnit-image-placeholder-bg:var(--learnit-color-bg-surface-muted);--learnit-image-placeholder-icon:var(--learnit-color-icon-muted);--learnit-reminder-concept-title:var(--learnit-color-text-primary);--learnit-reminder-question-text:var(--learnit-color-text-primary);--learnit-reminder-helper-text:var(--learnit-color-text-secondary);--learnit-reminder-answer-card-bg:var(--learnit-color-bg-surface);--learnit-reminder-answer-card-border:var(--learnit-color-border-subtle);--learnit-reminder-schedule-bg:var(--learnit-color-accent-soft);--learnit-reminder-schedule-icon:var(--learnit-color-icon-accent);--learnit-reminder-primary-action:var(--learnit-color-text-primary);--learnit-reminder-secondary-action:var(--learnit-color-bg-surface);--learnit-detail-title:var(--learnit-color-text-primary);--learnit-detail-description:var(--learnit-color-text-primary);--learnit-detail-chart-card-bg:var(--learnit-color-bg-surface);--learnit-detail-metric-value:var(--learnit-color-text-primary);--learnit-detail-metric-label:var(--learnit-color-text-secondary);--learnit-detail-chart-accent:var(--learnit-color-accent);--learnit-achievement-unlocked:var(--learnit-color-accent);--learnit-achievement-in-progress:var(--learnit-color-warning);--learnit-achievement-locked:var(--learnit-color-text-disabled);--learnit-achievement-card-bg:var(--learnit-color-bg-surface);--learnit-achievement-badge-bg:var(--learnit-color-accent-soft);--learnit-community-badge-expert:var(--learnit-color-accent-soft);--learnit-community-badge-expert-text:var(--learnit-color-text-accent);--learnit-community-user-card-bg:var(--learnit-color-bg-surface);--learnit-community-follow-button-bg:var(--learnit-color-accent);--learnit-community-following-button-bg:var(--learnit-color-accent-soft)}[data-theme=dark],.theme-dark,.dark{color-scheme:dark;--learnit-color-brand:var(--learnit-color-cyan-500);--learnit-color-brand-hover:#19e8e5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1px 2px #0003;--learnit-shadow-sm:0 4px 12px #0000003d;--learnit-shadow-md:0 8px 24px #0000004d;--learnit-shadow-lg:0 16px 40px #0000006b;--learnit-shadow-fab:0 12px 28px #00e0dd47;--learnit-shadow-active:0 8px 22px #00e0dd3d;--learnit-opacity-muted:.68;--learnit-opacity-overlay:.68;--learnit-opacity-focus:.22;--learnit-opacity-hover:.1;--learnit-opacity-pressed:.18;--learnit-state-hover-bg:#ffffff0f;--learnit-state-hover-accent-bg:#00e0dd1a;--learnit-state-focus-ring:#00e0dd61;--learnit-state-focus-border:var(--learnit-color-border-accent);--learnit-state-pressed-bg:#ffffff1a;--learnit-state-pressed-accent-bg:#00e0dd2e;--learnit-state-disabled-bg:var(--learnit-color-bg-surface-muted);--learnit-state-disabled-text:var(--learnit-color-text-disabled);--learnit-state-disabled-border:var(--learnit-color-border-disabled);--learnit-header-bg:var(--learnit-color-bg-app);--learnit-header-text:var(--learnit-color-text-primary);--learnit-header-icon:var(--learnit-color-icon-default);--learnit-header-icon-active:var(--learnit-color-icon-accent);--learnit-bottom-nav-bg:var(--learnit-color-bg-surface);--learnit-bottom-nav-border:var(--learnit-color-border-default);--learnit-bottom-nav-item-text:var(--learnit-color-text-secondary);--learnit-bottom-nav-item-icon:var(--learnit-color-icon-muted);--learnit-bottom-nav-item-active-bg:var(--learnit-color-accent);--learnit-bottom-nav-item-active-text:var(--learnit-color-text-on-accent);--learnit-bottom-nav-item-active-icon:var(--learnit-color-icon-inverse);--learnit-tabs-bg:var(--learnit-color-bg-surface);--learnit-tabs-border:var(--learnit-color-border-default);--learnit-tabs-active-bg:var(--learnit-color-accent);--learnit-tabs-active-text:var(--learnit-color-text-on-accent);--learnit-tabs-inactive-text:#d8e7ec;--learnit-tabs-hover-bg:var(--learnit-state-hover-accent-bg);--learnit-button-primary-bg:var(--learnit-color-accent);--learnit-button-primary-bg-hover:var(--learnit-color-accent-hover);--learnit-button-primary-bg-pressed:var(--learnit-color-accent-pressed);--learnit-button-primary-text:var(--learnit-color-text-on-accent);--learnit-button-primary-border:transparent;--learnit-button-dark-bg:var(--learnit-color-bg-surface-alt);--learnit-button-dark-bg-hover:#163a4d;--learnit-button-dark-text:var(--learnit-color-text-primary);--learnit-button-dark-border:var(--learnit-color-border-default);--learnit-button-secondary-bg:transparent;--learnit-button-secondary-text:var(--learnit-color-accent);--learnit-button-secondary-border:var(--learnit-color-border-accent);--learnit-button-secondary-hover-bg:var(--learnit-state-hover-accent-bg);--learnit-button-ghost-bg:transparent;--learnit-button-ghost-text:var(--learnit-color-text-primary);--learnit-button-ghost-hover-bg:var(--learnit-state-hover-bg);--learnit-button-danger-bg:var(--learnit-color-danger);--learnit-button-danger-text:var(--learnit-color-bg-app);--learnit-button-danger-hover-bg:#ff7a7a;--learnit-fab-bg:var(--learnit-color-accent);--learnit-fab-icon:var(--learnit-color-text-on-accent);--learnit-card-bg:var(--learnit-color-bg-surface);--learnit-card-border:var(--learnit-color-border-default);--learnit-card-title-color:var(--learnit-color-text-primary);--learnit-card-body-color:var(--learnit-color-text-secondary);--learnit-card-meta-color:var(--learnit-color-text-tertiary);--learnit-concept-card-bg:var(--learnit-card-bg);--learnit-concept-card-border:var(--learnit-card-border);--learnit-concept-card-title:var(--learnit-color-text-primary);--learnit-concept-card-description:var(--learnit-color-text-secondary);--learnit-concept-card-memory-ring:var(--learnit-color-memory-strong);--learnit-concept-card-memory-track:var(--learnit-color-memory-track);--learnit-concept-card-swipe-remember-bg:var(--learnit-color-memory-strong-soft);--learnit-concept-card-swipe-remember-text:var(--learnit-color-accent);--learnit-concept-card-swipe-forgot-bg:var(--learnit-color-memory-weak-soft);--learnit-concept-card-swipe-forgot-text:var(--learnit-color-text-danger);--learnit-modal-overlay:var(--learnit-color-bg-overlay);--learnit-modal-bg:var(--learnit-color-bg-surface);--learnit-modal-border:var(--learnit-color-border-default);--learnit-modal-title:var(--learnit-color-text-primary);--learnit-modal-body:var(--learnit-color-text-secondary);--learnit-input-bg:#081b26;--learnit-input-border:#244657;--learnit-input-border-focus:var(--learnit-color-border-accent);--learnit-input-text:var(--learnit-color-text-primary);--learnit-input-placeholder:#6f8791;--learnit-input-label:var(--learnit-color-text-primary);--learnit-input-helper-text:var(--learnit-color-text-secondary);--learnit-input-error-border:var(--learnit-color-danger);--learnit-input-error-text:var(--learnit-color-danger-text);--learnit-search-bg:var(--learnit-color-bg-surface);--learnit-search-border:var(--learnit-color-border-default);--learnit-search-icon:var(--learnit-color-icon-muted);--learnit-search-placeholder:#6f8791;--learnit-search-text:var(--learnit-color-text-primary);--learnit-badge-bg:var(--learnit-color-accent-soft);--learnit-badge-text:var(--learnit-color-accent);--learnit-badge-border:#00e0dd47;--learnit-badge-success-bg:var(--learnit-color-success-soft);--learnit-badge-success-text:var(--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