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var(--color-primary);outline-offset:-2px}.dashboard-grid{gap:var(--space-8);grid-template-columns:1fr;display:grid}@media (width>=1024px){.dashboard-grid{grid-template-columns:2fr 1fr}}.section-title{font-size:var(--text-lg);font-weight:var(--font-bold);margin-bottom:var(--space-4)}.assignments-grid{gap:var(--space-6);grid-template-columns:repeat(auto-fill,minmax(260px,1fr));display:grid}.assignment-card{align-items:center;gap:var(--space-4);color:inherit;background:var(--color-surface);border-radius:var(--radius-xl);padding:var(--space-4);box-shadow:var(--shadow-sm);transition:all var(--transition-base);text-decoration:none;display:flex}.assignment-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}.assignment-card__icon{background:var(--color-surface-overlay);border-radius:var(--radius-md);justify-content:center;align-items:center;width:64px;height:64px;font-size:2rem;display:flex}.reading-layout{height:calc(100vh - var(--topbar-height));display:flex;overflow:hidden}.reader-container{padding:var(--space-10) var(--space-6);background:var(--color-bg-page);scroll-behavior:smooth;flex:1;justify-content:center;display:flex;overflow-y:auto}[data-theme=dark] .reader-container{background:linear-gradient(180deg, #5ec48a0a, transparent 18rem), var(--color-bg-page)}.reader-content{width:100%;max-width:760px}.reader-shell{gap:var(--space-5);flex-direction:column;display:flex}.reader-toolbar{top:var(--space-3);z-index:4;justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:#ffffffeb;background:color-mix(in srgb, var(--color-surface) 92%, transparent);box-shadow:var(--shadow-sm);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform .25s,opacity .2s;display:flex;position:sticky}.reader-toolbar__group,.reader-search{align-items:center;gap:var(--space-2);display:flex}.reader-toolbar__button{min-width:2.5rem;height:2rem;padding:0 var(--space-2)}.reader-search{flex:1;justify-content:flex-end;min-width:0}.reader-search__input{max-width:15rem;min-height:2rem;padding:var(--space-1) var(--space-3);font-size:var(--text-sm)}.reader-search__count{text-align:center;min-width:3.5rem;font-size:var(--text-xs);color:var(--color-text-muted)}.reader-text{font-family:var(--font-display);font-size:var(--reader-font-size,1.25rem);line-height:var(--leading-relaxed);color:var(--color-text-dark);min-height:60vh}[data-theme=dark] .reader-text{color:#e8f5ec}.reader-toolbar--hidden{transform:translateY(calc(-100% - var(--space-6)));opacity:0;pointer-events:none;visibility:hidden}.reader-position{color:var(--color-text-muted);text-align:right;padding:0 var(--space-1) var(--space-2);-webkit-user-select:none;user-select:none;letter-spacing:.02em;opacity:.6;font-size:.68rem}.reader-chapter-end{height:5rem;padding-bottom:var(--space-4);justify-content:center;align-items:center;display:flex}.reader-chapter-end__mark{font-size:var(--text-xl);color:var(--color-border);letter-spacing:.4em;-webkit-user-select:none;user-select:none}[data-theme=dark] .reader-toolbar{background:#14201ae0;background:color-mix(in srgb, var(--color-surface) 88%, #07140e);box-shadow:var(--shadow-md)}[data-theme=dark] .reader-search-mark{color:#fff7cf;background:#6f5b12}[data-theme=dark] .reader-search-mark--active{background:var(--color-ai);color:#fff}.reader-text p{margin-bottom:var(--space-7);hanging-punctuation:first}.reader-text p::selection{background:var(--color-primary-soft);color:var(--color-text-dark)}.reader-search-mark{border-radius:var(--radius-sm);color:var(--color-text-dark);background:#fff2a8;padding:0 .1em}.reader-search-mark--active{background:var(--color-accent);color:var(--color-text-on-primary);box-shadow:0 0 0 2px #1e6f5059;box-shadow:0 0 0 2px color-mix(in srgb, var(--color-accent) 35%, transparent)}.reader-header{margin-bottom:var(--space-10);border-bottom:2px solid var(--color-border);padding-bottom:var(--space-6);text-align:center}.reader-header h1{font-family:var(--font-display);font-size:var(--text-3xl);color:var(--color-primary);margin-bottom:var(--space-2)}@keyframes menuBounceIn{0%{opacity:0;transform:scale(.9)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.contextual-menu{z-index:var(--z-popover);-webkit-backdrop-filter:blur(12px);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:var(--space-1);gap:var(--space-1);background:#ffffffd9;animation:.3s cubic-bezier(.175,.885,.32,1.275) forwards menuBounceIn;display:flex;position:fixed}[data-theme=dark] .contextual-menu{background:#1a2620d9}.selection-palette{z-index:var(--z-popover);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-xl);animation:.22s cubic-bezier(.175,.885,.32,1.275) forwards menuBounceIn;position:fixed;overflow:hidden;box-shadow:0 8px 32px #00000021,0 2px 8px #00000012}[data-theme=dark] .selection-palette{box-shadow:0 8px 32px #00000073,0 2px 8px #00000040}.selection-palette__groups{align-items:stretch;gap:0;display:flex}.palette-group{background:var(--group-bg,transparent);border-right:1px solid var(--color-border);flex-direction:column;gap:3px;padding:6px 8px 8px;display:flex;position:relative}.palette-group:last-of-type{border-right:none}.palette-group__label{text-transform:uppercase;letter-spacing:.1em;color:var(--group-color);opacity:.75;margin-bottom:2px;font-size:8px;font-weight:800;line-height:1}.palette-group__actions{align-items:center;gap:2px;display:flex}.palette-group__btn{border-radius:var(--radius-md);cursor:pointer;min-width:46px;color:var(--color-text-muted);background:0 0;border:none;flex-direction:column;justify-content:center;align-items:center;gap:3px;padding:6px 8px;transition:background .12s,color .12s;display:flex}.palette-group__btn:hover:not(:disabled){background:#0000000d;background:color-mix(in srgb, var(--group-color) 12%, transparent);color:var(--group-color)}.palette-group__btn:disabled{opacity:.35;cursor:not-allowed}.palette-group__btn--ai{color:var(--group-color)}.palette-group__btn--ai:hover:not(:disabled){background:#16a34a24;background:color-mix(in srgb, var(--group-color) 14%, transparent)}.palette-group__btn-icon{justify-content:center;align-items:center;line-height:0;display:flex}.palette-group__btn-label{letter-spacing:.01em;white-space:nowrap;font-size:9px;font-weight:600;line-height:1}.selection-palette__bar{padding:var(--space-1);align-items:stretch;gap:2px;display:flex}.selection-palette__slot{display:contents}.selection-palette__btn{border-radius:var(--radius-md);cursor:pointer;min-width:54px;color:var(--color-text-muted);background:0 0;border:none;flex-direction:column;flex-shrink:0;justify-content:center;align-items:center;gap:4px;padding:8px 10px;transition:background .13s,color .13s;display:flex}.selection-palette__btn:hover:not(:disabled){background:#0000000d;background:color-mix(in srgb, var(--btn-color,var(--color-primary)) 10%, transparent);color:var(--btn-color,var(--color-primary))}.selection-palette__btn:disabled{opacity:.35;cursor:not-allowed}.selection-palette__btn--ai{color:var(--btn-color)}.selection-palette__btn--ai:hover:not(:disabled){background:#16a34a1f;background:color-mix(in srgb, var(--btn-color) 14%, transparent)}.selection-palette__btn-icon{justify-content:center;align-items:center;line-height:0;display:flex}.selection-palette__btn-label{letter-spacing:.01em;white-space:nowrap;font-size:10px;font-weight:600;line-height:1}.selection-palette__sep{background:var(--color-border);flex-shrink:0;align-self:stretch;width:1px;margin:6px 2px}.selection-palette__close{border-radius:var(--radius-md);cursor:pointer;width:32px;height:32px;color:var(--color-text-muted);background:0 0;border:none;flex-shrink:0;justify-content:center;align-self:center;align-items:center;margin-left:2px;transition:background .13s,color .13s;display:flex}.selection-palette__close:hover{background:var(--color-bg-soft);color:var(--color-text)}.selection-palette__picker{padding:var(--space-2) var(--space-3);gap:var(--space-2);flex-direction:column;display:flex}.selection-palette__picker-label{font-size:var(--text-xs);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;font-weight:600}.selection-palette__picker-options{gap:var(--space-1);flex-wrap:wrap;display:flex}.selection-palette__hl-option{border-radius:var(--radius-full);border:1px solid var(--hl-border);background:var(--hl-bg);color:var(--hl-color);font-size:var(--text-xs);cursor:pointer;white-space:nowrap;align-items:center;gap:6px;padding:6px 12px;font-weight:600;transition:opacity .13s,transform .1s;display:flex}.selection-palette__hl-option:hover:not(:disabled){opacity:.85;transform:translateY(-1px)}.selection-palette__hl-dot{background:var(--hl-color);border-radius:50%;flex-shrink:0;width:8px;height:8px}.selection-palette__picker-back{color:var(--color-text-muted);font-size:var(--text-xs);cursor:pointer;background:0 0;border:none;align-self:flex-start;padding:0;transition:color .13s}.selection-palette__picker-back:hover{color:var(--color-text)}.reader-highlight{cursor:default;border-radius:2px;padding:0 1px;transition:opacity .15s}.reader-highlight:hover{opacity:.75}[data-theme=dark] .reader-highlight[data-category=literal]{color:#fde68a!important;background:#ca8a0433!important;border-bottom-color:#ca8a04!important}[data-theme=dark] .reader-highlight[data-category=inferencia]{color:#bfdbfe!important;background:#3b82f633!important;border-bottom-color:#3b82f6!important}[data-theme=dark] .reader-highlight[data-category=duda]{color:#fecaca!important;background:#ef444433!important;border-bottom-color:#ef4444!important}[data-theme=dark] .reader-highlight[data-category=evidencia]{color:#bbf7d0!important;background:#22c55e33!important;border-bottom-color:#22c55e!important}.reader-toolbar__highlights{gap:var(--space-1);flex-wrap:wrap;align-items:center;display:flex}.highlight-legend-chip{font-size:.7rem;font-weight:var(--font-semibold);border-radius:var(--radius-full);white-space:nowrap;cursor:default;border:1px solid;padding:2px 6px}.inline-action-panel{bottom:0;left:0;right:var(--side-panel-width,360px);z-index:calc(var(--z-popover) - 1);background:var(--color-surface);border-top:2px solid var(--color-primary);padding:var(--space-3) var(--space-4) var(--space-4);max-height:70vh;animation:.22s ease-out forwards slideUpPanel;position:fixed;overflow-y:auto;box-shadow:0 -4px 24px #0000001f}dialog.inline-action-panel{width:auto;max-width:none;color:var(--color-text);border:0;margin:0}dialog.inline-action-panel:not([open]){display:none}dialog.inline-action-panel::backdrop{background:#0f1a142e}[data-theme=dark] dialog.inline-action-panel::backdrop{background:#0000006b}@keyframes slideUpPanel{0%{opacity:0;transform:translateY(100%)}to{opacity:1;transform:translateY(0)}}@media (width<=900px){.inline-action-panel{bottom:42vh;right:0}}.inline-action-panel__header{margin-bottom:var(--space-2);justify-content:space-between;align-items:center;display:flex}.inline-action-panel__title{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-primary)}.inline-action-panel__fragment{font-size:var(--text-sm);color:var(--color-text-muted);border-left:3px solid var(--color-primary-soft);padding:var(--space-1) var(--space-3);margin:0 0 var(--space-3);background:var(--color-bg-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic}.inline-action-panel__prompt{font-size:var(--text-sm);color:var(--color-text);margin-bottom:var(--space-2)}.inline-action-panel__textarea{resize:vertical;width:100%;font-size:var(--text-sm);margin-bottom:var(--space-2)}.inline-action-panel__actions{gap:var(--space-2);justify-content:flex-end;display:flex}.inline-action-panel__form{flex-direction:column;display:flex}.lupa-columns{gap:var(--space-3);margin-bottom:var(--space-3);grid-template-columns:1fr 1fr;display:grid}@media (width<=640px){.lupa-columns{grid-template-columns:1fr}}.lupa-column__label{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-text);margin-bottom:2px;display:block}.lupa-column__hint{font-size:var(--text-xs);color:var(--color-text-muted);margin:0 0 var(--space-1)}.lupa-column__textarea{resize:vertical;width:100%;font-size:var(--text-sm)}.lupa-column__nudge{font-size:var(--text-xs);color:var(--color-primary);margin:var(--space-1) 0 0;font-style:italic}.reflect-question{min-height:2.5rem;margin-bottom:var(--space-3)}.reflect-question__loading{font-size:var(--text-sm);color:var(--color-text-muted);font-style:italic;animation:1.2s ease-in-out infinite pulse}.reflect-question__text{font-size:var(--text-base);font-weight:var(--font-semibold);color:var(--color-text);line-height:1.5}.reflect-question__text--streaming:after{content:"|";color:var(--color-ai);animation:.7s step-end infinite blink}@keyframes blink{50%{opacity:0}}.reflect-question__error{font-size:var(--text-sm);color:var(--color-text-muted);font-style:italic}.side-panel{width:var(--side-panel-width,var(--tutor-panel-width));flex:0 0 var(--side-panel-width,var(--tutor-panel-width));background:var(--color-surface);border-left:1px solid var(--color-border);flex-direction:column;transition:transform .3s;display:flex}.reading-layout--resizing,.is-resizing-side-panel{cursor:col-resize;-webkit-user-select:none;user-select:none}.reading-layout--resizing .side-panel,.reading-layout--resizing .reader-container{transition:none}.side-panel-resizer{cursor:col-resize;background:var(--color-bg-page);border-left:1px solid var(--color-border);border-right:1px solid var(--color-border);touch-action:none;flex:0 0 12px;position:relative}.side-panel-resizer:before{content:"";border-radius:var(--radius-full);background:var(--color-border-strong);width:3px;height:4.5rem;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.side-panel-resizer:hover:before,.side-panel-resizer:focus-visible:before,.reading-layout--resizing .side-panel-resizer:before{background:var(--color-primary)}.side-panel-resizer:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:-2px}[data-theme=dark] .side-panel{background:var(--color-surface);box-shadow:-20px 0 60px #0000003d}[data-theme=dark] .side-panel-resizer{background:#101b15}@media (width<=1023px){.side-panel-resizer{display:none}.side-panel{right:0;top:var(--topbar-height);height:calc(100vh - var(--topbar-height) - var(--bottomnav-height));z-index:var(--z-drawer);position:fixed;transform:translate(100%)}.side-panel--open{transform:translate(0)}}.courses-list{gap:var(--space-3);flex-direction:column;display:flex}.assignment-card__icon{font-size:var(--text-sm);font-weight:var(--font-semibold);color:var(--color-primary)}.assignment-card__info{min-width:0}.assignment-card__info h3{font-family:var(--font-body);font-size:var(--text-base);overflow-wrap:anywhere}.reader-pagination{justify-content:space-between;gap:var(--space-4);margin-top:var(--space-10);padding-top:var(--space-6);border-top:1px solid var(--color-border);display:flex}.reader-pagination .btn{border-radius:var(--radius-lg);padding:var(--space-3) var(--space-6);font-size:var(--text-sm)}.reader-pagination .btn:hover{background:var(--color-primary);color:var(--color-text-on-primary);border-color:var(--color-primary)}.reader-pagination__info{font-size:var(--text-sm);color:var(--color-text-muted);align-items:center;display:flex}.side-panel__tabs{gap:var(--space-1);padding:var(--space-2);border-bottom:1px solid var(--color-border);background:var(--color-bg-page);display:flex}[data-theme=dark] .side-panel__tabs{background:#101b15}.side-panel__tabs .btn{border-radius:var(--radius-md);font-size:var(--text-sm);padding:var(--space-2) var(--space-3);border-color:#0000;flex:1}.side-panel__tabs .btn--ai,.side-panel__tabs .btn--primary{box-shadow:var(--shadow-xs)}.side-panel__tabs .btn--ghost{color:var(--color-text-muted);border-color:#0000}.side-panel__tabs .btn--ghost:hover{background:var(--color-surface-overlay);border-color:#0000}.side-panel__content{flex:1;overflow-y:auto}.side-panel__content[role=tabpanel]:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:-2px}.notes-panel{padding:var(--space-4);gap:var(--space-4);flex-direction:column;display:flex}.notes-panel__header{padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.notes-panel__title{font-family:var(--font-body);font-size:var(--text-lg);margin:0}.notes-panel__subtitle{margin-top:var(--space-1);color:var(--color-text-muted);font-size:var(--text-sm)}.notes-panel__empty{font-size:var(--text-xs);color:var(--color-text-muted);text-align:center;padding:var(--space-4) 0}.notes-panel__form{gap:var(--space-2);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-surface);flex-direction:column;display:flex}.notes-panel__textarea{resize:vertical;min-height:96px}.notes-panel__form-actions{justify-content:space-between;align-items:center;gap:var(--space-2);display:flex}.notes-panel__tools{gap:var(--space-2);flex-direction:column;display:flex}.notes-panel__search{min-height:2.25rem;font-size:var(--text-sm)}.notes-panel__filters{gap:var(--space-2);flex-wrap:wrap;display:flex}.notes-filter{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-text);cursor:pointer;font:inherit;font-size:var(--text-xs);font-weight:var(--font-semibold);min-height:2rem;padding:var(--space-1) var(--space-3)}.notes-filter:hover,.notes-filter:focus-visible{border-color:var(--color-border-focus);color:var(--color-primary)}.notes-filter--active{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-text-on-primary)}.notes-panel__list{gap:var(--space-3);flex-direction:column;display:flex}.note-card{padding:var(--space-3);font-size:var(--text-xs);border-color:var(--color-border)}.note-card__header{justify-content:space-between;align-items:center;gap:var(--space-2);margin-bottom:var(--space-2);flex-wrap:wrap;display:flex}.note-card__badges,.note-card__actions{align-items:center;gap:var(--space-2);flex-wrap:wrap;display:flex}.note-card__actions{justify-content:flex-end}.note-card__quote{border-left:2px solid var(--color-border);color:var(--color-text);margin:var(--space-2) 0;padding-left:var(--space-2);font-style:italic}.note-card__annotation{font-weight:var(--font-semibold);margin-top:var(--space-2);white-space:pre-wrap}.note-card__annotation--empty{color:var(--color-text-muted);font-style:italic;font-weight:var(--font-regular)}.note-card__reflection,.note-card__lupa{margin-top:var(--space-2);padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-page)}.note-card__reflection p,.note-card__lupa p{margin:var(--space-1) 0 0;color:var(--color-text);font-size:var(--text-sm);line-height:var(--leading-snug)}.note-card__lupa{gap:var(--space-2);display:grid}.note-card__label{color:var(--color-text-muted);font-size:.68rem;font-weight:var(--font-bold);letter-spacing:var(--tracking-wide);text-transform:uppercase;display:block}.note-card__label--ai{color:var(--color-ai)}.note-card__ai-enrichment{margin-top:var(--space-3);padding:var(--space-3);border-left:2px solid var(--color-ai);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-size:var(--text-sm);background:#63b3ed0f;line-height:1.6}[data-theme=dark] .note-card__ai-enrichment{background:#63b3ed14}.note-card__editor{gap:var(--space-2);margin-top:var(--space-2);flex-direction:column;display:flex}.note-card__editor-input{resize:vertical;min-height:84px;font-size:var(--text-sm)}.note-card__editor-actions{justify-content:flex-end;gap:var(--space-2);display:flex}.note-card__delete{color:var(--color-error)}.note-card__meta{color:var(--color-text-muted);margin-top:var(--space-2);font-size:.75rem}[data-theme=dark] .notes-panel__form,[data-theme=dark] .notes-filter,[data-theme=dark] .note-card{background:#14201ae0;background:color-mix(in srgb, var(--color-surface) 88%, #07140e)}[data-theme=dark] .notes-filter--active{background:var(--color-primary-soft);border-color:var(--color-primary-soft);color:#07140e}[data-theme=dark] .note-card__quote{color:#d9f2e2;border-left-color:var(--color-primary-soft)}[data-theme=dark] .note-card__reflection,[data-theme=dark] .note-card__lupa{background:#ffffff08}@media (width<=1023px){.side-panel{z-index:var(--z-drawer)}}@media (width<=900px){.reading-layout{height:calc(100dvh - var(--topbar-height) - var(--bottomnav-height) - var(--space-4));grid-template-rows:minmax(0,1fr) minmax(18rem,42vh);display:grid}.reader-container{min-height:0;padding:var(--space-6) var(--space-4)}.side-panel{border-left:0;border-top:1px solid var(--color-border);width:100%;height:auto;min-height:0;position:static;transform:none;box-shadow:0 -16px 44px #0000001f}.side-panel__tabs{z-index:1;position:sticky;top:0}.side-panel__content{min-height:0}}@media (width<=640px){.reader-header{text-align:left;margin-bottom:var(--space-6);padding-bottom:var(--space-4)}.reader-header 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2}.editorial-filter-field{gap:var(--space-2);display:grid}.editorial-filter-field--actions{align-self:end}.editorial-placeholder{max-width:860px}.editorial-placeholder-list{gap:var(--space-3);margin:0;padding:0;list-style:none;display:grid}.editorial-placeholder-list li{padding-left:var(--space-5);color:var(--color-text);position:relative}.editorial-placeholder-list li:before{content:"";border-radius:var(--radius-full);background:var(--color-accent);width:.5rem;height:.5rem;position:absolute;top:.55em;left:0}.audit-actor{word-break:break-word;max-width:18rem}.editorial-status-select{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-surface);width:100%;min-width:148px;min-height:36px;color:var(--color-text);padding:0 var(--space-3);font:inherit}.editorial-status-select:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.editorial-inline-note,.editorial-derived-field{gap:var(--space-1);min-height:44px;padding:var(--space-2) 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var(--color-border);border-radius:var(--radius-md);gap:var(--space-3);padding:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));min-width:0;max-width:100%;margin:0;display:grid}.teacher-assignment-editor__row legend,.teacher-assignment-editor__parallels legend{color:var(--color-text-muted);font-size:var(--font-size-xs);letter-spacing:.08em;padding:0 var(--space-1);text-transform:uppercase;font-weight:800}.teacher-assignment-editor__parallels{align-content:start;gap:var(--space-2);border:0;flex-wrap:wrap;grid-column:1/-1;margin:0;padding:0;display:flex}.teacher-assignment-custom-parallel{align-items:center;gap:var(--space-2);flex:16rem;min-width:min(100%,16rem);display:flex}.teacher-assignment-custom-parallel .input{min-width:0}.teacher-assignment-editor__row>.btn{justify-self:flex-start}@media (width<=720px){.teacher-assignment-editor__row{grid-template-columns:1fr}}.teacher-assignment-chip{border:1px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;align-items:center;gap:var(--space-1);min-height:2rem;padding:0 var(--space-2);display:inline-flex}.teacher-assignment-chip:focus-within,.teacher-assignment-chip:hover{border-color:var(--color-primary-muted)}.editorial-user-delete{margin-top:var(--space-2)}.editorial-confirm-inline{gap:var(--space-2);margin-top:var(--space-2);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-soft);display:grid}.editorial-confirm-inline .btn{justify-self:flex-start}.editorial-password-inline{gap:var(--space-2);max-width:28rem;margin-top:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-soft);display:grid}.license-book-picker{gap:var(--space-3);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:color-mix(in srgb, var(--color-surface) 82%, var(--color-bg-soft));display:grid}.license-book-picker__header{justify-content:space-between;align-items:flex-start;gap:var(--space-4);display:flex}.license-book-picker__header h3{margin:0 0 var(--space-1);font-family:var(--font-body);font-size:var(--text-base)}.license-book-picker__header p{margin:0}.license-book-picker__grid{gap:var(--space-3);min-width:0;max-height:22rem;padding-right:var(--space-1);border:0;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));margin:0;display:grid;overflow:auto}.license-book-option{align-items:center;gap:var(--space-3);min-height:4.5rem;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);grid-template-columns:auto minmax(0,1fr) auto;display:grid}.license-book-option input{width:1rem;height:1rem;accent-color:var(--color-primary)}.license-book-option strong,.license-book-option small{display:block}.license-book-option small{margin-top:var(--space-1);color:var(--color-text-muted);font-size:var(--text-xs)}.editorial-book-groups{gap:var(--space-6);display:grid}.editorial-book-section{gap:var(--space-4);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:color-mix(in srgb, var(--color-surface) 88%, var(--color-bg-soft));display:grid}.editorial-book-section__header{justify-content:space-between;align-items:flex-start;gap:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border);display:flex}.editorial-book-section__actions{justify-content:flex-end;align-items:center;gap:var(--space-2);flex-wrap:wrap;flex-shrink:0;display:flex}.editorial-book-section__header h2{font-family:var(--font-display);font-size:var(--text-2xl);margin:0}.template-card{--template-accent:var(--color-primary);--template-soft:color-mix(in srgb, var(--template-accent) 10%, var(--color-surface));border-left:4px solid var(--template-accent);background:var(--template-soft);position:relative;overflow:hidden}.template-card--question{--template-accent:#116149}.template-card--writing{--template-accent:#7a3d0c}.template-card--multiple-choice{--template-accent:#1f6ed4}.template-card--matching{--template-accent:#7c3aed}.template-card--ordering{--template-accent:#b45309}.template-card--fill-blank{--template-accent:#0f766e}.template-card--word-search{--template-accent:#be123c}.template-card--crossword{--template-accent:#475569}.template-card__mark{border:1px solid color-mix(in srgb, var(--template-accent) 45%, var(--color-border));border-radius:var(--radius-full);background:color-mix(in srgb, var(--template-accent) 12%, var(--color-surface));width:1.75rem;height:1.75rem;color:var(--template-accent);font-size:var(--text-xs);font-weight:var(--font-bold);justify-content:center;align-items:center;display:inline-flex}.template-card__summary{color:var(--color-text-muted);font-size:var(--text-sm)}.template-card-preview{gap:var(--space-3);padding:var(--space-3);border:1px solid color-mix(in srgb, var(--template-accent) 22%, var(--color-border));border-radius:var(--radius-md);background:color-mix(in srgb, var(--color-surface) 78%, var(--template-soft));display:grid}.template-card-options,.template-card-blanks,.template-card-preview--words{gap:var(--space-2);flex-wrap:wrap;display:flex}.template-card-option,.template-card-blanks span,.template-card-preview--words span{min-height:28px;padding:0 var(--space-3);border:1px solid color-mix(in srgb, var(--template-accent) 26%, var(--color-border));border-radius:var(--radius-full);background:var(--color-surface);color:var(--color-text);font-size:var(--text-sm);align-items:center;display:inline-flex}.template-card-preview--matching{grid-template-columns:repeat(2,minmax(0,1fr))}.template-card-preview--matching div{gap:var(--space-2);display:grid}.template-card-preview--matching span{padding:var(--space-2);border-radius:var(--radius-md);background:var(--color-surface);color:var(--color-text);font-size:var(--text-sm)}.template-card-preview--ordering,.template-card-preview--crossword{padding-left:var(--space-6);margin:0}.template-card-preview--ordering li,.template-card-preview--crossword li{margin:var(--space-1) 0;color:var(--color-text);font-size:var(--text-sm)}.alert{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-surface)}.alert--error{border-color:var(--color-error);color:var(--color-error)}.alert--success{border-color:var(--color-success);color:var(--color-success)}@media (width<=640px){.page-header--with-actions,.teacher-section__header,.review-card__header,.course-activity-section__header,.editorial-panel__header{flex-direction:column}.editorial-filters,.editorial-filters--users{grid-template-columns:1fr;max-width:none}.editorial-filters--users .editorial-filter-field:first-child{grid-column:auto}.page-header__actions,.teacher-course-card__actions,.review-form__actions,.course-activity-card__actions,.activity-template-card__actions{justify-content:flex-start}}.activity-choice-list,.activity-structured-grid,.activity-fill-blank,.activity-matching,.activity-order,.activity-word-search,.activity-crossword{gap:var(--space-3);margin:var(--space-4) 0;display:grid}.activity-format-header{align-items:center;gap:var(--space-3);padding-bottom:var(--space-2);border-bottom:1px dashed var(--color-border);justify-content:space-between;display:flex}.activity-format-title{color:var(--color-text-dark);font-size:var(--font-size-sm);letter-spacing:.04em;text-transform:uppercase;margin:0;font-weight:800}.activity-format-progress{background:color-mix(in srgb, var(--color-primary) 10%, var(--color-surface));border:1px solid color-mix(in srgb, var(--color-primary) 25%, var(--color-border));color:var(--color-primary);font-size:var(--font-size-xs);border-radius:999px;flex-shrink:0;padding:.25rem .65rem;font-weight:800}.activity-structured-hint{color:var(--color-text-muted);font-size:var(--font-size-sm);margin:0}fieldset.activity-choice-list{min-inline-size:0;padding:var(--space-4);border:1px solid color-mix(in srgb, var(--color-primary) 18%, var(--color-border));border-radius:var(--radius-lg);background:color-mix(in srgb, var(--color-primary) 5%, var(--color-surface))}.activity-choice-list__options{gap:var(--space-2);display:grid}.activity-choice{align-items:center;gap:var(--space-3);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);cursor:pointer;transition:border-color .15s,box-shadow .15s,transform .15s;display:flex}.activity-choice:hover{border-color:color-mix(in srgb, var(--color-primary) 45%, var(--color-border));transform:translateY(-1px)}.activity-choice input{opacity:0;pointer-events:none;position:absolute}.activity-choice__mark{border:1px solid var(--color-border);color:var(--color-text-muted);font-size:var(--font-size-xs);border-radius:999px;flex:0 0 2rem;justify-content:center;align-items:center;width:2rem;height:2rem;font-weight:900;display:inline-flex}.activity-choice--selected{background:color-mix(in srgb, var(--color-primary) 10%, var(--color-surface));border-color:var(--color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-primary) 14%, transparent)}.activity-choice--selected .activity-choice__mark{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-on-primary)}.activity-matching__columns{gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.activity-matching__column{gap:var(--space-2);background:var(--color-surface-soft);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-3);align-content:start;display:grid}.activity-matching__column-title{color:var(--color-text-muted);font-size:var(--font-size-xs);letter-spacing:.06em;margin:0 0 var(--space-1);text-transform:uppercase;font-weight:900}.activity-match-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);cursor:pointer;gap:var(--space-1);min-height:3rem;padding:var(--space-3);text-align:left;transition:border-color .15s,box-shadow .15s,transform .15s;display:grid}.activity-match-card:hover:not(:disabled){border-color:color-mix(in srgb, var(--color-primary) 40%, var(--color-border));transform:translateY(-1px)}.activity-match-card small{color:var(--color-primary);font-weight:700}.activity-match-card--selected{border-color:var(--color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-primary) 18%, transparent)}.activity-match-card--paired{background:color-mix(in srgb, var(--color-success) 10%, var(--color-surface))}.activity-match-card--drop-ready{border-style:dashed;border-color:color-mix(in srgb, var(--color-primary) 44%, var(--color-border))}.activity-match-card--right:disabled:not(.activity-match-card--paired){opacity:.55}.activity-matching__pairs,.activity-word-bank,.activity-word-search__words{gap:var(--space-2);flex-wrap:wrap;display:flex}.activity-matching__pair,.activity-word-bank__chip,.activity-word-search__word{border:1px solid var(--color-border);border-radius:var(--radius-sm);align-items:center;gap:var(--space-2);min-height:2.25rem;padding:0 var(--space-2);display:inline-flex}.activity-matching__pair button{color:var(--color-error);cursor:pointer;background:0 0;border:0;font-weight:800}.activity-word-bank{background:color-mix(in srgb, var(--color-primary) 7%, var(--color-surface));border:1px dashed var(--color-border);border-radius:var(--radius-md);padding:var(--space-3)}.activity-word-bank__title{color:var(--color-text-muted);font-size:var(--font-size-xs);letter-spacing:.06em;text-transform:uppercase;flex-basis:100%;font-weight:900}.activity-word-bank__chip{background:var(--color-surface);color:var(--color-text);cursor:grab}.activity-word-bank__chip:disabled{opacity:.45;cursor:default;text-decoration:line-through}.activity-fill-blank__items{gap:var(--space-3);display:grid}.activity-fill-blank__blank{align-items:center;gap:var(--space-2);background:var(--color-surface-soft);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-3);grid-template-columns:minmax(0,1fr) minmax(10rem,16rem);display:grid}.activity-fill-blank__drop{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);cursor:pointer;min-height:2.75rem;padding:0 var(--space-3);text-align:left}.activity-fill-blank__drop--selected{border-color:var(--color-primary);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-primary) 18%, transparent)}.activity-word-search__layout{gap:var(--space-4);grid-template-columns:minmax(16rem,auto) minmax(12rem,1fr);align-items:start;display:grid}.activity-word-search__grid{max-width:24rem;padding:var(--space-3);background:color-mix(in srgb, var(--color-primary) 6%, var(--color-surface));border:1px solid var(--color-border);border-radius:var(--radius-lg);grid-template-columns:repeat(12,minmax(1.7rem,1fr));gap:2px;display:grid}.activity-word-search__cell{aspect-ratio:1;background:color-mix(in srgb, var(--color-primary) 8%, var(--color-surface));border:1px solid var(--color-border);color:var(--color-text);cursor:pointer;font-size:var(--font-size-sm);border-radius:4px;justify-content:center;align-items:center;min-width:0;padding:0;font-weight:800;display:inline-flex}.activity-word-search__cell:hover:not(:disabled),.activity-word-search__cell--selected{background:color-mix(in srgb, var(--color-warning) 22%, var(--color-surface));border-color:var(--color-warning)}.activity-word-search__cell--found{background:color-mix(in srgb, var(--color-success) 22%, var(--color-surface));border-color:var(--color-success);color:var(--color-success-strong,var(--color-primary))}.activity-word-search__side{gap:var(--space-3);background:var(--color-surface-soft);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-3);align-content:start;display:grid}.activity-word-search__words{border:0;margin:0;padding:0}.activity-word-search__words-title{color:var(--color-text-muted);font-size:var(--font-size-xs);margin:0 0 var(--space-1);text-transform:uppercase;flex-basis:100%;font-weight:800}.activity-word-search__word{background:var(--color-surface)}.activity-word-search__word--found{background:color-mix(in srgb, var(--color-success) 14%, var(--color-surface));border-color:color-mix(in srgb, var(--color-success) 45%, var(--color-border));color:var(--color-success-strong,var(--color-primary));font-weight:800}.activity-word-search__words legend{color:var(--color-text-muted);font-size:var(--font-size-xs);margin-bottom:var(--space-2);text-transform:uppercase;font-weight:800}.activity-crossword__board{gap:var(--space-3);background:color-mix(in srgb, var(--color-error) 4%, var(--color-surface));border:1px solid color-mix(in srgb, var(--color-error) 18%, var(--color-border));border-radius:var(--radius-lg);padding:var(--space-3);display:grid}.activity-crossword__layout{gap:var(--space-4);grid-template-columns:minmax(16rem,auto) minmax(16rem,1fr);align-items:start;display:grid}.activity-crossword__toolbar{align-items:center;gap:var(--space-1);flex-wrap:wrap;justify-content:flex-end;display:flex}.activity-crossword__toolbar .btn[aria-pressed=true]{background:var(--color-primary);border-color:var(--color-primary);color:var(--color-on-primary)}.activity-crossword--wide .activity-crossword__layout{grid-template-columns:1fr}.activity-crossword--wide .activity-crossword__real-grid{justify-self:center}.activity-crossword--wide .activity-crossword__clues-panel{grid-template-columns:repeat(auto-fit,minmax(14rem,1fr))}.activity-crossword__real-grid{width:max-content;max-width:100%;padding:var(--space-3);background:color-mix(in srgb, var(--color-text) 10%, var(--color-surface));border:1px solid var(--color-border);border-radius:var(--radius-lg);gap:3px;display:grid;overflow-x:auto}.activity-crossword__grid-cell{aspect-ratio:1;min-width:var(--crossword-cell-size,1.8rem);display:block;position:relative}.activity-crossword__grid-cell>span{z-index:1;color:var(--color-text-muted);font-size:.58rem;font-weight:900;line-height:1;position:absolute;top:2px;left:4px}.activity-crossword__grid-cell .activity-crossword__cell{width:100%;height:100%}.activity-crossword__clues-panel{gap:var(--space-4);background:var(--color-surface-soft);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.activity-crossword__clues-panel h4{margin:0 0 var(--space-2);color:var(--color-text-muted);font-family:var(--font-body);font-size:var(--font-size-xs);letter-spacing:.08em;text-transform:uppercase;font-weight:900}.activity-crossword__clues-panel>div{gap:var(--space-3);align-content:start;display:grid}.activity-crossword__row{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);gap:var(--space-3);padding:var(--space-3);grid-template-columns:minmax(0,1fr);display:grid}.activity-crossword__line{gap:var(--space-3);grid-template-columns:auto minmax(0,1fr);align-items:start;display:grid}.activity-crossword__number{background:var(--color-primary);color:var(--color-on-primary);border-radius:999px;justify-content:center;align-items:center;width:1.75rem;height:1.75rem;font-weight:800;display:inline-flex}.activity-crossword__cells{gap:3px;max-width:100%;display:grid}.activity-crossword__cell{aspect-ratio:1;background:color-mix(in srgb, var(--color-ai,var(--color-primary)) 8%, var(--color-surface));border:1px solid var(--color-border);color:var(--color-text);font-size:var(--font-size-sm);text-align:center;text-transform:uppercase;border-radius:4px;min-width:0;padding:0;font-weight:800}.activity-crossword__cell--blocked{background:color-mix(in srgb, var(--color-text) 24%, var(--color-surface));border-color:color-mix(in srgb, var(--color-text) 18%, var(--color-border));pointer-events:none}.activity-crossword__clue{gap:var(--space-2);grid-column:1/-1;display:grid}.activity-crossword__clue-text{gap:var(--space-1);margin:0;display:grid}.activity-crossword__clue-text small{color:var(--color-text-muted);font-size:var(--font-size-xs);font-weight:800}.activity-crossword__text{color:var(--color-text);font-weight:700}.activity-order-list{gap:var(--space-3);margin:0;padding-left:0;list-style:none;display:grid}.activity-order-item{align-items:center;gap:var(--space-4);padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:color-mix(in srgb, var(--color-warning) 7%, var(--color-surface));grid-template-columns:auto minmax(0,1fr) auto;display:grid}.activity-order-item__number{background:var(--color-warning);color:var(--color-on-primary);font-size:var(--font-size-xs);border-radius:999px;justify-content:center;align-items:center;width:2rem;height:2rem;font-weight:900;display:inline-flex}.activity-order-item__text{color:var(--color-text);line-height:var(--leading-relaxed)}.activity-order-item__actions{gap:var(--space-2);flex-shrink:0;display:flex}@media (width<=720px){.activities-book-section__header,.activity-matching__columns,.activity-word-search__layout,.activity-crossword__layout,.activity-crossword__clues-panel,.activity-crossword__row{grid-template-columns:1fr}.activities-book-section__header{flex-direction:column;align-items:stretch}.activity-format-header{flex-direction:column;align-items:flex-start}.activity-fill-blank__blank,.activity-order-item{grid-template-columns:1fr}.activity-word-search__grid{grid-template-columns:repeat(8,minmax(1.5rem,1fr));max-width:none}}.ai-feedback__actions{align-items:center;gap:var(--space-3);margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px dashed var(--color-border);flex-wrap:wrap;display:flex}.dashboard-tutor-history{gap:var(--space-3);display:grid}.dashboard-tutor-history__grid{gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(240px,1fr));display:grid}.dashboard-tutor-thread{gap:var(--space-3);color:inherit;text-decoration:none;display:grid}.dashboard-tutor-thread h3{margin:var(--space-2) 0 0;font-size:var(--text-base)}.dashboard-tutor-thread__preview{color:var(--color-text);font-size:var(--text-sm);line-height:var(--leading-snug);margin:0}.dashboard-tutor-thread__meta{justify-content:space-between;gap:var(--space-2);color:var(--color-text-muted);font-size:var(--text-xs);display:flex}.teacher-course-create{gap:var(--space-4);margin-bottom:var(--space-5);display:grid}.teacher-course-create__header{justify-content:space-between;align-items:flex-start;gap:var(--space-4);display:flex}.teacher-course-create__header h2{margin:0 0 var(--space-1);font-size:var(--text-lg)}.teacher-course-create__form{gap:var(--space-3);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.teacher-course-create__wide,.teacher-course-create__actions{grid-column:1/-1}.teacher-course-create__actions{justify-content:flex-end;gap:var(--space-2);display:flex}@media (width<=900px){.teacher-course-create__form{grid-template-columns:1fr 1fr}}@media (width<=640px){.teacher-course-create__header,.teacher-course-create__actions{flex-direction:column;align-items:stretch}.teacher-course-create__form{grid-template-columns:1fr}}.editorial-template-form,.editorial-teacher-books{gap:var(--space-4);margin-bottom:var(--space-6);display:grid}.editorial-teacher-books__groups{gap:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}.editorial-teacher-books__group{border:1px solid var(--color-border);border-radius:var(--radius-md);gap:var(--space-2);padding:var(--space-3);margin:0;display:grid}.editorial-teacher-books__group legend{color:var(--color-primary);letter-spacing:.08em;padding:0 var(--space-2);text-transform:uppercase;font-weight:800}.editorial-book-check{background:var(--color-surface-muted);border-radius:var(--radius-sm);cursor:pointer;align-items:flex-start;gap:var(--space-2);padding:var(--space-3);border:1px solid #0000;display:flex}.editorial-book-check:focus-within,.editorial-book-check:hover{border-color:var(--color-primary-muted)}.editorial-book-check input{margin-top:.2rem}.editorial-book-check span{gap:var(--space-1);display:grid}.editorial-book-check small{color:var(--color-text-muted);font-size:var(--font-size-sm)}@media (width<=900px){.editorial-help-grid{grid-template-columns:1fr}.editorial-toolbar{flex-direction:column;align-items:stretch}.editorial-toolbar__filters{grid-template-columns:1fr}.editorial-toolbar__summary{text-align:left}.editorial-format-editor__header,.editorial-student-preview__header,.editorial-option-row,.editorial-pair-row,.editorial-order-row{grid-template-columns:1fr}.editorial-format-editor__header,.editorial-student-preview__header,.editorial-book-section__header{flex-direction:column}.editorial-book-section__actions{justify-content:flex-start}.editorial-split-editor,.template-card-preview--matching{grid-template-columns:1fr}.editorial-row-actions{justify-content:flex-start}}