/* Alpha 43 — центральный WYSIWYG, нативные PDF-вложения и единый учебный календарь. */
.mc-pdf-attachment{display:grid;grid-template-columns:54px minmax(0,1fr) auto;align-items:center;gap:14px;padding:15px 16px;border:1px solid var(--mds-border-default);border-radius:14px;background:var(--mds-surface-default);box-shadow:var(--mds-shadow-sm)}
.mc-pdf-attachment-icon{display:grid;place-items:center;width:54px;height:54px;border-radius:12px;background:color-mix(in srgb,#e5484d 12%,var(--mds-surface-subtle));color:#c9363e;font-size:13px;font-weight:900;letter-spacing:.02em}
.mc-pdf-attachment-copy{display:grid;min-width:0;gap:3px}.mc-pdf-attachment-copy strong{overflow:hidden;color:var(--mds-text-primary);text-overflow:ellipsis;white-space:nowrap}.mc-pdf-attachment-copy small{color:var(--mds-text-secondary)}
.mc-pdf-attachment-actions{display:flex;align-items:center;gap:8px}

.mc-studio-outline-page{margin:8px;border:1px solid var(--mds-border-subtle);border-radius:13px;overflow:hidden;background:var(--mds-surface-default)}
.mc-studio-outline-page.active{border-color:color-mix(in srgb,var(--mds-action-primary) 48%,var(--mds-border-default));box-shadow:0 0 0 2px color-mix(in srgb,var(--mds-action-primary) 9%,transparent)}
.mc-studio-outline-page-head{display:flex;justify-content:space-between;gap:8px;padding:9px 11px;background:var(--mds-surface-subtle);color:var(--mds-text-secondary);font-size:11px}.mc-studio-outline-page-head b{color:var(--mds-text-primary)}
.mc-studio-outline-page .mc-studio-outline-item{margin:0;border:0;border-top:1px solid var(--mds-border-subtle);border-radius:0}
.mc-studio-add-mode{display:flex;align-items:center;gap:8px;padding:0 3px;color:var(--mds-text-primary);font-size:12px;font-weight:700}.mc-studio-add>small{display:block;padding:4px 3px 9px;color:var(--mds-text-tertiary);font-size:10px}
.mc-studio-device .mc-learner-content>.mc-homework-stepper{margin-bottom:22px}
.mc-studio-device .mc-learner-content>.mc-learner-block+.mc-learner-block,.mc-studio-device .mc-learner-content>.mc-learner-block+.mc-canonical-task,.mc-studio-device .mc-learner-content>.mc-canonical-task+.mc-learner-block{margin-top:16px}

.is-direct-edit [contenteditable="true"]{min-width:24px;outline:0;border-radius:6px;transition:box-shadow .15s,background .15s}
.is-direct-edit [contenteditable="true"]:hover{background:color-mix(in srgb,var(--mds-action-primary) 5%,transparent)}
.is-direct-edit [contenteditable="true"]:focus{background:var(--mds-surface-default);box-shadow:0 0 0 3px color-mix(in srgb,var(--mds-action-primary) 17%,transparent)}
.is-direct-edit [contenteditable="true"]:empty::before{content:attr(data-placeholder);color:var(--mds-text-tertiary);font-weight:inherit;pointer-events:none}
.is-direct-edit .mc-rich-editor{border:1px dashed color-mix(in srgb,var(--mds-action-primary) 38%,var(--mds-border-default));border-radius:12px}
.is-direct-edit .mc-rich-input{min-height:54px;border:0!important;background:transparent}.is-direct-edit .task-statement .mc-rich-input{min-height:90px;font-size:16px}
.is-direct-edit .mc-learner-answer-key .mc-rich-input{min-height:66px;padding:6px 0}
.mc-studio-canvas-title{margin:0 0 10px;color:var(--mds-text-primary)}.mc-studio-canvas-url{width:100%;margin:10px 0;padding:10px 12px;border:1px solid var(--mds-border-default);border-radius:10px;background:var(--mds-surface-default);color:var(--mds-text-primary)}
.mc-studio-canvas-upload{margin-top:12px}.mc-studio-image-block::after,.mc-runtime-image-block::after,.mc-rich-clear{display:block;clear:both;content:""}
.mc-studio-option-setting{grid-template-columns:auto 1fr auto!important;align-items:center}.mc-studio-option-setting>span{font-size:12px}

.mc-rich-input strong,.mc-rich-input b,.mc-rich-output strong,.mc-rich-output b,.task-statement strong,.task-statement b,.math-content strong,.math-content b{font-weight:750!important}
.mc-rich-input img,.mc-rich-output img,.task-statement img,.mc-page-description img{max-width:100%;height:auto;border-radius:10px;cursor:pointer}
.task-statement::after,.mc-learner-text::after,.mc-page-description::after,.mc-rich-output::after{display:block;clear:both;content:""}
.mc-rich-input img.is-editing{outline:3px solid var(--mds-action-primary);outline-offset:3px}
.mc-rich-image-toolbar{position:fixed;z-index:425;display:flex;align-items:center;gap:4px;max-width:calc(100vw - 20px);padding:7px;border:1px solid var(--mds-border-default);border-radius:11px;background:var(--mds-surface-default);box-shadow:0 14px 42px rgba(18,36,64,.26);color:var(--mds-text-primary)}
.mc-rich-image-toolbar button{height:31px;min-width:31px;padding:3px 7px;border:1px solid transparent;border-radius:7px;background:transparent;color:inherit;font:inherit;cursor:pointer}.mc-rich-image-toolbar button:hover{border-color:var(--mds-border-default);background:var(--mds-action-ghost-hover)}
.mc-rich-image-toolbar label{display:flex;align-items:center;gap:6px;padding:0 5px;font-size:10px}.mc-rich-image-toolbar input[type="range"]{width:112px}
.mc-rich-selection-toolbar.hidden,.mc-rich-image-toolbar.hidden{display:none!important}
.mc-homework-step.warning:not(.active){color:var(--mds-warning);border-color:color-mix(in srgb,var(--mds-warning) 45%,var(--mds-border-default))}

.mc-task-statement-image:not(.mc-reference-inline-image){max-width:100%!important}.mc-task-statement-image:not(.mc-reference-inline-image) img{width:100%!important;max-width:100%!important;max-height:520px!important}.mc-learner-block>.mc-learner-image:not([style]),.mc-canonical-task>.mc-learner-image:not([style]){display:block;width:auto;max-width:70%;max-height:560px;margin:14px auto;object-fit:contain}

.mc-student-dashboard-alpha43{display:grid;gap:16px}.mc-student-home-greeting{min-height:92px!important;margin:0!important}.mc-student-home-greeting p{margin:4px 0 0;color:var(--mds-text-secondary);text-transform:capitalize}
.mc-student-home-calendar-plain{min-width:0}
.mc-dashboard-primary-grid{margin-top:0!important;grid-template-columns:minmax(0,1.3fr) minmax(320px,.7fr)}.mc-dashboard-homework{min-width:0}.mc-dashboard-homework .mc-student-home-list{max-height:430px;overflow:auto}
.mc-class-rail-below{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:18px}

@media(max-width:980px){.mc-dashboard-primary-grid{grid-template-columns:1fr}.mc-class-rail-below{grid-template-columns:repeat(2,minmax(0,1fr))}.mc-pdf-attachment{grid-template-columns:48px minmax(0,1fr)}.mc-pdf-attachment-actions{grid-column:1/-1;justify-content:flex-end}.mc-student-home-calendar-plain{overflow-x:auto}.mc-student-home-calendar-plain>.calendar-shell{min-width:820px}}
@media(max-width:620px){.mc-class-rail-below{grid-template-columns:1fr}.mc-pdf-attachment-actions{display:grid;grid-template-columns:1fr 1fr}.mc-pdf-attachment-actions .button{justify-content:center}.mc-rich-image-toolbar label span{display:none}.mc-rich-image-toolbar input[type="range"]{width:78px}.mc-task-statement-image,.mc-learner-block>.mc-learner-image:not([style]),.mc-canonical-task>.mc-learner-image:not([style]){max-width:100%!important}}