/*!
 * Quill Editor v2.0.3
 * https://quilljs.com
 * Copyright (c) 2017-2024, Slab
 * Copyright (c) 2014, Jason Chen
 * Copyright (c) 2013, salesforce.com
 */
.ql-container{box-sizing:border-box;height:100%;margin:0;font-family:Helvetica,Arial,sans-serif;font-size:13px;position:relative}.ql-container.ql-disabled .ql-tooltip{visibility:hidden}.ql-container:not(.ql-disabled) li[data-list=checked]>.ql-ui,.ql-container:not(.ql-disabled) li[data-list=unchecked]>.ql-ui{cursor:pointer}.ql-clipboard{height:1px;position:absolute;top:50%;left:-100000px;overflow-y:hidden}.ql-clipboard p{margin:0;padding:0}.ql-editor{box-sizing:border-box;counter-reset:list-0 list-1 list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9;tab-size:4;text-align:left;white-space:pre-wrap;word-wrap:break-word;outline:none;height:100%;padding:12px 15px;line-height:1.42;overflow-y:auto}.ql-editor>*{cursor:text}.ql-editor p,.ql-editor ol,.ql-editor pre,.ql-editor blockquote,.ql-editor h1,.ql-editor h2,.ql-editor h3,.ql-editor h4,.ql-editor h5,.ql-editor h6{margin:0;padding:0}@supports (counter-set:none){.ql-editor p,.ql-editor h1,.ql-editor h2,.ql-editor h3,.ql-editor h4,.ql-editor h5,.ql-editor h6{counter-set:list-0 list-1 list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor p,.ql-editor h1,.ql-editor h2,.ql-editor h3,.ql-editor h4,.ql-editor h5,.ql-editor h6{counter-reset:list-0 list-1 list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}.ql-editor table{border-collapse:collapse}.ql-editor td{border:1px solid #000;padding:2px 5px}.ql-editor ol{padding-left:1.5em}.ql-editor li{padding-left:1.5em;list-style-type:none;position:relative}.ql-editor li>.ql-ui:before{text-align:right;white-space:nowrap;width:1.2em;margin-left:-1.5em;margin-right:.3em;display:inline-block}.ql-editor li[data-list=checked]>.ql-ui,.ql-editor li[data-list=unchecked]>.ql-ui{color:#777}.ql-editor li[data-list=bullet]>.ql-ui:before{content:"•"}.ql-editor li[data-list=checked]>.ql-ui:before{content:"☑"}.ql-editor li[data-list=unchecked]>.ql-ui:before{content:"☐"}@supports (counter-set:none){.ql-editor li[data-list]{counter-set:list-1 list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list]{counter-reset:list-1 list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered]{counter-increment:list-0}.ql-editor li[data-list=ordered]>.ql-ui:before{content:counter(list-0, decimal) ". "}.ql-editor li[data-list=ordered].ql-indent-1{counter-increment:list-1}.ql-editor li[data-list=ordered].ql-indent-1>.ql-ui:before{content:counter(list-1, lower-alpha) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-1{counter-set:list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-1{counter-reset:list-2 list-3 list-4 list-5 list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-2{counter-increment:list-2}.ql-editor li[data-list=ordered].ql-indent-2>.ql-ui:before{content:counter(list-2, lower-roman) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-2{counter-set:list-3 list-4 list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-2{counter-reset:list-3 list-4 list-5 list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-3{counter-increment:list-3}.ql-editor li[data-list=ordered].ql-indent-3>.ql-ui:before{content:counter(list-3, decimal) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-3{counter-set:list-4 list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-3{counter-reset:list-4 list-5 list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-4{counter-increment:list-4}.ql-editor li[data-list=ordered].ql-indent-4>.ql-ui:before{content:counter(list-4, lower-alpha) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-4{counter-set:list-5 list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-4{counter-reset:list-5 list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-5{counter-increment:list-5}.ql-editor li[data-list=ordered].ql-indent-5>.ql-ui:before{content:counter(list-5, lower-roman) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-5{counter-set:list-6 list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-5{counter-reset:list-6 list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-6{counter-increment:list-6}.ql-editor li[data-list=ordered].ql-indent-6>.ql-ui:before{content:counter(list-6, decimal) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-6{counter-set:list-7 list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-6{counter-reset:list-7 list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-7{counter-increment:list-7}.ql-editor li[data-list=ordered].ql-indent-7>.ql-ui:before{content:counter(list-7, lower-alpha) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-7{counter-set:list-8 list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-7{counter-reset:list-8 list-9}}.ql-editor li[data-list=ordered].ql-indent-8{counter-increment:list-8}.ql-editor li[data-list=ordered].ql-indent-8>.ql-ui:before{content:counter(list-8, lower-roman) ". "}@supports (counter-set:none){.ql-editor li[data-list].ql-indent-8{counter-set:list-9}}@supports not (counter-set:none){.ql-editor li[data-list].ql-indent-8{counter-reset:list-9}}.ql-editor li[data-list=ordered].ql-indent-9{counter-increment:list-9}.ql-editor li[data-list=ordered].ql-indent-9>.ql-ui:before{content:counter(list-9, decimal) ". "}.ql-editor .ql-indent-1:not(.ql-direction-rtl){padding-left:3em}.ql-editor li.ql-indent-1:not(.ql-direction-rtl){padding-left:4.5em}.ql-editor .ql-indent-1.ql-direction-rtl.ql-align-right{padding-right:3em}.ql-editor li.ql-indent-1.ql-direction-rtl.ql-align-right{padding-right:4.5em}.ql-editor .ql-indent-2:not(.ql-direction-rtl){padding-left:6em}.ql-editor li.ql-indent-2:not(.ql-direction-rtl){padding-left:7.5em}.ql-editor .ql-indent-2.ql-direction-rtl.ql-align-right{padding-right:6em}.ql-editor li.ql-indent-2.ql-direction-rtl.ql-align-right{padding-right:7.5em}.ql-editor .ql-indent-3:not(.ql-direction-rtl){padding-left:9em}.ql-editor li.ql-indent-3:not(.ql-direction-rtl){padding-left:10.5em}.ql-editor .ql-indent-3.ql-direction-rtl.ql-align-right{padding-right:9em}.ql-editor li.ql-indent-3.ql-direction-rtl.ql-align-right{padding-right:10.5em}.ql-editor .ql-indent-4:not(.ql-direction-rtl){padding-left:12em}.ql-editor li.ql-indent-4:not(.ql-direction-rtl){padding-left:13.5em}.ql-editor .ql-indent-4.ql-direction-rtl.ql-align-right{padding-right:12em}.ql-editor li.ql-indent-4.ql-direction-rtl.ql-align-right{padding-right:13.5em}.ql-editor .ql-indent-5:not(.ql-direction-rtl){padding-left:15em}.ql-editor li.ql-indent-5:not(.ql-direction-rtl){padding-left:16.5em}.ql-editor .ql-indent-5.ql-direction-rtl.ql-align-right{padding-right:15em}.ql-editor li.ql-indent-5.ql-direction-rtl.ql-align-right{padding-right:16.5em}.ql-editor .ql-indent-6:not(.ql-direction-rtl){padding-left:18em}.ql-editor li.ql-indent-6:not(.ql-direction-rtl){padding-left:19.5em}.ql-editor .ql-indent-6.ql-direction-rtl.ql-align-right{padding-right:18em}.ql-editor li.ql-indent-6.ql-direction-rtl.ql-align-right{padding-right:19.5em}.ql-editor .ql-indent-7:not(.ql-direction-rtl){padding-left:21em}.ql-editor li.ql-indent-7:not(.ql-direction-rtl){padding-left:22.5em}.ql-editor .ql-indent-7.ql-direction-rtl.ql-align-right{padding-right:21em}.ql-editor li.ql-indent-7.ql-direction-rtl.ql-align-right{padding-right:22.5em}.ql-editor .ql-indent-8:not(.ql-direction-rtl){padding-left:24em}.ql-editor li.ql-indent-8:not(.ql-direction-rtl){padding-left:25.5em}.ql-editor .ql-indent-8.ql-direction-rtl.ql-align-right{padding-right:24em}.ql-editor li.ql-indent-8.ql-direction-rtl.ql-align-right{padding-right:25.5em}.ql-editor .ql-indent-9:not(.ql-direction-rtl){padding-left:27em}.ql-editor li.ql-indent-9:not(.ql-direction-rtl){padding-left:28.5em}.ql-editor .ql-indent-9.ql-direction-rtl.ql-align-right{padding-right:27em}.ql-editor li.ql-indent-9.ql-direction-rtl.ql-align-right{padding-right:28.5em}.ql-editor li.ql-direction-rtl{padding-right:1.5em}.ql-editor li.ql-direction-rtl>.ql-ui:before{text-align:left;margin-left:.3em;margin-right:-1.5em}.ql-editor table{table-layout:fixed;width:100%}.ql-editor table td{outline:none}.ql-editor .ql-code-block-container{font-family:monospace}.ql-editor .ql-video{max-width:100%;display:block}.ql-editor .ql-video.ql-align-center{margin:0 auto}.ql-editor .ql-video.ql-align-right{margin:0 0 0 auto}.ql-editor .ql-bg-black{background-color:#000}.ql-editor .ql-bg-red{background-color:#e60000}.ql-editor .ql-bg-orange{background-color:#f90}.ql-editor .ql-bg-yellow{background-color:#ff0}.ql-editor .ql-bg-green{background-color:#008a00}.ql-editor .ql-bg-blue{background-color:#06c}.ql-editor .ql-bg-purple{background-color:#93f}.ql-editor .ql-color-white{color:#fff}.ql-editor .ql-color-red{color:#e60000}.ql-editor .ql-color-orange{color:#f90}.ql-editor .ql-color-yellow{color:#ff0}.ql-editor .ql-color-green{color:#008a00}.ql-editor .ql-color-blue{color:#06c}.ql-editor .ql-color-purple{color:#93f}.ql-editor .ql-font-serif{font-family:Georgia,Times New Roman,serif}.ql-editor .ql-font-monospace{font-family:Monaco,Courier New,monospace}.ql-editor .ql-size-small{font-size:.75em}.ql-editor .ql-size-large{font-size:1.5em}.ql-editor .ql-size-huge{font-size:2.5em}.ql-editor .ql-direction-rtl{text-align:inherit;direction:rtl}.ql-editor .ql-align-center{text-align:center}.ql-editor .ql-align-justify{text-align:justify}.ql-editor .ql-align-right{text-align:right}.ql-editor .ql-ui{position:absolute}.ql-editor.ql-blank:before{color:#0009;content:attr(data-placeholder);pointer-events:none;font-style:italic;position:absolute;left:15px;right:15px}.ql-snow.ql-toolbar:after,.ql-snow .ql-toolbar:after{clear:both;content:"";display:table}.ql-snow.ql-toolbar button,.ql-snow .ql-toolbar button{cursor:pointer;float:left;background:0 0;border:none;width:28px;height:24px;padding:3px 5px;display:inline-block}.ql-snow.ql-toolbar button svg,.ql-snow .ql-toolbar button svg{float:left;height:100%}.ql-snow.ql-toolbar button:active:hover,.ql-snow .ql-toolbar button:active:hover{outline:none}.ql-snow.ql-toolbar input.ql-image[type=file],.ql-snow .ql-toolbar input.ql-image[type=file]{display:none}.ql-snow.ql-toolbar button:hover,.ql-snow .ql-toolbar button:hover,.ql-snow.ql-toolbar button:focus,.ql-snow .ql-toolbar button:focus,.ql-snow.ql-toolbar button.ql-active,.ql-snow .ql-toolbar button.ql-active,.ql-snow.ql-toolbar .ql-picker-label:hover,.ql-snow .ql-toolbar .ql-picker-label:hover,.ql-snow.ql-toolbar .ql-picker-label.ql-active,.ql-snow .ql-toolbar .ql-picker-label.ql-active,.ql-snow.ql-toolbar .ql-picker-item:hover,.ql-snow .ql-toolbar .ql-picker-item:hover,.ql-snow.ql-toolbar .ql-picker-item.ql-selected,.ql-snow .ql-toolbar .ql-picker-item.ql-selected{color:#06c}.ql-snow.ql-toolbar button:hover .ql-fill,.ql-snow .ql-toolbar button:hover .ql-fill,.ql-snow.ql-toolbar button:focus .ql-fill,.ql-snow .ql-toolbar button:focus .ql-fill,.ql-snow.ql-toolbar button.ql-active .ql-fill,.ql-snow .ql-toolbar button.ql-active .ql-fill,.ql-snow.ql-toolbar .ql-picker-label:hover .ql-fill,.ql-snow .ql-toolbar .ql-picker-label:hover .ql-fill,.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-fill,.ql-snow .ql-toolbar .ql-picker-label.ql-active .ql-fill,.ql-snow.ql-toolbar .ql-picker-item:hover .ql-fill,.ql-snow .ql-toolbar .ql-picker-item:hover .ql-fill,.ql-snow.ql-toolbar .ql-picker-item.ql-selected .ql-fill,.ql-snow .ql-toolbar .ql-picker-item.ql-selected .ql-fill,.ql-snow.ql-toolbar button:hover .ql-stroke.ql-fill,.ql-snow .ql-toolbar button:hover .ql-stroke.ql-fill,.ql-snow.ql-toolbar button:focus .ql-stroke.ql-fill,.ql-snow .ql-toolbar button:focus .ql-stroke.ql-fill,.ql-snow.ql-toolbar button.ql-active .ql-stroke.ql-fill,.ql-snow .ql-toolbar button.ql-active .ql-stroke.ql-fill,.ql-snow.ql-toolbar .ql-picker-label:hover .ql-stroke.ql-fill,.ql-snow .ql-toolbar .ql-picker-label:hover .ql-stroke.ql-fill,.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-stroke.ql-fill,.ql-snow .ql-toolbar .ql-picker-label.ql-active .ql-stroke.ql-fill,.ql-snow.ql-toolbar .ql-picker-item:hover .ql-stroke.ql-fill,.ql-snow .ql-toolbar .ql-picker-item:hover .ql-stroke.ql-fill,.ql-snow.ql-toolbar .ql-picker-item.ql-selected .ql-stroke.ql-fill,.ql-snow .ql-toolbar .ql-picker-item.ql-selected .ql-stroke.ql-fill{fill:#06c}.ql-snow.ql-toolbar button:hover .ql-stroke,.ql-snow .ql-toolbar button:hover .ql-stroke,.ql-snow.ql-toolbar button:focus .ql-stroke,.ql-snow .ql-toolbar button:focus .ql-stroke,.ql-snow.ql-toolbar button.ql-active .ql-stroke,.ql-snow .ql-toolbar button.ql-active .ql-stroke,.ql-snow.ql-toolbar .ql-picker-label:hover .ql-stroke,.ql-snow .ql-toolbar .ql-picker-label:hover .ql-stroke,.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-stroke,.ql-snow .ql-toolbar .ql-picker-label.ql-active .ql-stroke,.ql-snow.ql-toolbar .ql-picker-item:hover .ql-stroke,.ql-snow .ql-toolbar .ql-picker-item:hover .ql-stroke,.ql-snow.ql-toolbar .ql-picker-item.ql-selected .ql-stroke,.ql-snow .ql-toolbar .ql-picker-item.ql-selected .ql-stroke,.ql-snow.ql-toolbar button:hover .ql-stroke-miter,.ql-snow .ql-toolbar button:hover .ql-stroke-miter,.ql-snow.ql-toolbar button:focus .ql-stroke-miter,.ql-snow .ql-toolbar button:focus .ql-stroke-miter,.ql-snow.ql-toolbar button.ql-active .ql-stroke-miter,.ql-snow .ql-toolbar button.ql-active .ql-stroke-miter,.ql-snow.ql-toolbar .ql-picker-label:hover .ql-stroke-miter,.ql-snow .ql-toolbar .ql-picker-label:hover .ql-stroke-miter,.ql-snow.ql-toolbar .ql-picker-label.ql-active .ql-stroke-miter,.ql-snow .ql-toolbar .ql-picker-label.ql-active .ql-stroke-miter,.ql-snow.ql-toolbar .ql-picker-item:hover .ql-stroke-miter,.ql-snow .ql-toolbar .ql-picker-item:hover .ql-stroke-miter,.ql-snow.ql-toolbar .ql-picker-item.ql-selected .ql-stroke-miter,.ql-snow .ql-toolbar .ql-picker-item.ql-selected .ql-stroke-miter{stroke:#06c}@media (pointer:coarse){.ql-snow.ql-toolbar button:hover:not(.ql-active),.ql-snow .ql-toolbar button:hover:not(.ql-active){color:#444}.ql-snow.ql-toolbar button:hover:not(.ql-active) .ql-fill,.ql-snow .ql-toolbar button:hover:not(.ql-active) .ql-fill,.ql-snow.ql-toolbar button:hover:not(.ql-active) .ql-stroke.ql-fill,.ql-snow .ql-toolbar button:hover:not(.ql-active) .ql-stroke.ql-fill{fill:#444}.ql-snow.ql-toolbar button:hover:not(.ql-active) .ql-stroke,.ql-snow .ql-toolbar button:hover:not(.ql-active) .ql-stroke,.ql-snow.ql-toolbar button:hover:not(.ql-active) .ql-stroke-miter,.ql-snow .ql-toolbar button:hover:not(.ql-active) .ql-stroke-miter{stroke:#444}}.ql-snow,.ql-snow *{box-sizing:border-box}.ql-snow .ql-hidden{display:none}.ql-snow .ql-out-bottom,.ql-snow .ql-out-top{visibility:hidden}.ql-snow .ql-tooltip{position:absolute;transform:translateY(10px)}.ql-snow .ql-tooltip a{cursor:pointer;text-decoration:none}.ql-snow .ql-tooltip.ql-flip{transform:translateY(-10px)}.ql-snow .ql-formats{vertical-align:middle;display:inline-block}.ql-snow .ql-formats:after{clear:both;content:"";display:table}.ql-snow .ql-stroke{fill:none;stroke:#444;stroke-linecap:round;stroke-linejoin:round;stroke-width:2px}.ql-snow .ql-stroke-miter{fill:none;stroke:#444;stroke-miterlimit:10;stroke-width:2px}.ql-snow .ql-fill,.ql-snow .ql-stroke.ql-fill{fill:#444}.ql-snow .ql-empty{fill:none}.ql-snow .ql-even{fill-rule:evenodd}.ql-snow .ql-thin,.ql-snow .ql-stroke.ql-thin{stroke-width:1px}.ql-snow .ql-transparent{opacity:.4}.ql-snow .ql-direction svg:last-child{display:none}.ql-snow .ql-direction.ql-active svg:last-child{display:inline}.ql-snow .ql-direction.ql-active svg:first-child{display:none}.ql-snow .ql-editor h1{font-size:2em}.ql-snow .ql-editor h2{font-size:1.5em}.ql-snow .ql-editor h3{font-size:1.17em}.ql-snow .ql-editor h4{font-size:1em}.ql-snow .ql-editor h5{font-size:.83em}.ql-snow .ql-editor h6{font-size:.67em}.ql-snow .ql-editor a{text-decoration:underline}.ql-snow .ql-editor blockquote{border-left:4px solid #ccc;margin-top:5px;margin-bottom:5px;padding-left:16px}.ql-snow .ql-editor code,.ql-snow .ql-editor .ql-code-block-container{background-color:#f0f0f0;border-radius:3px}.ql-snow .ql-editor .ql-code-block-container{margin-top:5px;margin-bottom:5px;padding:5px 10px}.ql-snow .ql-editor code{padding:2px 4px;font-size:85%}.ql-snow .ql-editor .ql-code-block-container{color:#f8f8f2;background-color:#23241f;overflow:visible}.ql-snow .ql-editor img{max-width:100%}.ql-snow .ql-picker{color:#444;float:left;vertical-align:middle;height:24px;font-size:14px;font-weight:500;display:inline-block;position:relative}.ql-snow .ql-picker-label{cursor:pointer;width:100%;height:100%;padding-left:8px;padding-right:2px;display:inline-block;position:relative}.ql-snow .ql-picker-label:before{line-height:22px;display:inline-block}.ql-snow .ql-picker-options{white-space:nowrap;background-color:#fff;min-width:100%;padding:4px 8px;display:none;position:absolute}.ql-snow .ql-picker-options .ql-picker-item{cursor:pointer;padding-top:5px;padding-bottom:5px;display:block}.ql-snow .ql-picker.ql-expanded .ql-picker-label{color:#ccc;z-index:2}.ql-snow .ql-picker.ql-expanded .ql-picker-label .ql-fill{fill:#ccc}.ql-snow .ql-picker.ql-expanded .ql-picker-label .ql-stroke{stroke:#ccc}.ql-snow .ql-picker.ql-expanded .ql-picker-options{z-index:1;margin-top:-1px;display:block;top:100%}.ql-snow .ql-color-picker,.ql-snow .ql-icon-picker{width:28px}.ql-snow .ql-color-picker .ql-picker-label,.ql-snow .ql-icon-picker .ql-picker-label{padding:2px 4px}.ql-snow .ql-color-picker .ql-picker-label svg,.ql-snow .ql-icon-picker .ql-picker-label svg{right:4px}.ql-snow .ql-icon-picker .ql-picker-options{padding:4px 0}.ql-snow .ql-icon-picker .ql-picker-item{width:24px;height:24px;padding:2px 4px}.ql-snow .ql-color-picker .ql-picker-options{width:152px;padding:3px 5px}.ql-snow .ql-color-picker .ql-picker-item{float:left;border:1px solid #0000;width:16px;height:16px;margin:2px;padding:0}.ql-snow .ql-picker:not(.ql-color-picker):not(.ql-icon-picker) svg{width:18px;margin-top:-9px;position:absolute;top:50%;right:0}.ql-snow .ql-picker.ql-header .ql-picker-label[data-label]:not([data-label=""]):before,.ql-snow .ql-picker.ql-font .ql-picker-label[data-label]:not([data-label=""]):before,.ql-snow .ql-picker.ql-size .ql-picker-label[data-label]:not([data-label=""]):before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-label]:not([data-label=""]):before,.ql-snow .ql-picker.ql-font .ql-picker-item[data-label]:not([data-label=""]):before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-label]:not([data-label=""]):before{content:attr(data-label)}.ql-snow .ql-picker.ql-header{width:98px}.ql-snow .ql-picker.ql-header .ql-picker-label:before,.ql-snow .ql-picker.ql-header .ql-picker-item:before{content:"Normal"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="1"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]:before{content:"Heading 1"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="2"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]:before{content:"Heading 2"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="3"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]:before{content:"Heading 3"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="4"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]:before{content:"Heading 4"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="5"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]:before{content:"Heading 5"}.ql-snow .ql-picker.ql-header .ql-picker-label[data-value="6"]:before,.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]:before{content:"Heading 6"}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="1"]:before{font-size:2em}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="2"]:before{font-size:1.5em}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="3"]:before{font-size:1.17em}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="4"]:before{font-size:1em}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="5"]:before{font-size:.83em}.ql-snow .ql-picker.ql-header .ql-picker-item[data-value="6"]:before{font-size:.67em}.ql-snow .ql-picker.ql-font{width:108px}.ql-snow .ql-picker.ql-font .ql-picker-label:before,.ql-snow .ql-picker.ql-font .ql-picker-item:before{content:"Sans Serif"}.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=serif]:before,.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=serif]:before{content:"Serif"}.ql-snow .ql-picker.ql-font .ql-picker-label[data-value=monospace]:before,.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=monospace]:before{content:"Monospace"}.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=serif]:before{font-family:Georgia,Times New Roman,serif}.ql-snow .ql-picker.ql-font .ql-picker-item[data-value=monospace]:before{font-family:Monaco,Courier New,monospace}.ql-snow .ql-picker.ql-size{width:98px}.ql-snow .ql-picker.ql-size .ql-picker-label:before,.ql-snow .ql-picker.ql-size .ql-picker-item:before{content:"Normal"}.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=small]:before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=small]:before{content:"Small"}.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=large]:before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=large]:before{content:"Large"}.ql-snow .ql-picker.ql-size .ql-picker-label[data-value=huge]:before,.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=huge]:before{content:"Huge"}.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=small]:before{font-size:10px}.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=large]:before{font-size:18px}.ql-snow .ql-picker.ql-size .ql-picker-item[data-value=huge]:before{font-size:32px}.ql-snow .ql-color-picker.ql-background .ql-picker-item{background-color:#fff}.ql-snow .ql-color-picker.ql-color .ql-picker-item{background-color:#000}.ql-code-block-container{position:relative}.ql-code-block-container .ql-ui{top:5px;right:5px}.ql-toolbar.ql-snow{box-sizing:border-box;border:1px solid #ccc;padding:8px;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}.ql-toolbar.ql-snow .ql-formats{margin-right:15px}.ql-toolbar.ql-snow .ql-picker-label{border:1px solid #0000}.ql-toolbar.ql-snow .ql-picker-options{border:1px solid #0000;box-shadow:0 2px 8px #0003}.ql-toolbar.ql-snow .ql-picker.ql-expanded .ql-picker-label,.ql-toolbar.ql-snow .ql-picker.ql-expanded .ql-picker-options{border-color:#ccc}.ql-toolbar.ql-snow .ql-color-picker .ql-picker-item.ql-selected,.ql-toolbar.ql-snow .ql-color-picker .ql-picker-item:hover{border-color:#000}.ql-toolbar.ql-snow+.ql-container.ql-snow{border-top:0}.ql-snow .ql-tooltip{color:#444;white-space:nowrap;background-color:#fff;border:1px solid #ccc;padding:5px 12px;box-shadow:0 0 5px #ddd}.ql-snow .ql-tooltip:before{content:"Visit URL:";margin-right:8px;line-height:26px}.ql-snow .ql-tooltip input[type=text]{border:1px solid #ccc;width:170px;height:26px;margin:0;padding:3px 5px;font-size:13px;display:none}.ql-snow .ql-tooltip a.ql-preview{text-overflow:ellipsis;vertical-align:top;max-width:200px;display:inline-block;overflow-x:hidden}.ql-snow .ql-tooltip a.ql-action:after{content:"Edit";border-right:1px solid #ccc;margin-left:16px;padding-right:8px}.ql-snow .ql-tooltip a.ql-remove:before{content:"Remove";margin-left:8px}.ql-snow .ql-tooltip a{line-height:26px}.ql-snow .ql-tooltip.ql-editing a.ql-preview,.ql-snow .ql-tooltip.ql-editing a.ql-remove{display:none}.ql-snow .ql-tooltip.ql-editing input[type=text]{display:inline-block}.ql-snow .ql-tooltip.ql-editing a.ql-action:after{content:"Save";border-right:0;padding-right:0}.ql-snow .ql-tooltip[data-mode=link]:before{content:"Enter link:"}.ql-snow .ql-tooltip[data-mode=formula]:before{content:"Enter formula:"}.ql-snow .ql-tooltip[data-mode=video]:before{content:"Enter video:"}.ql-snow a{color:#06c}.ql-container.ql-snow{border:1px solid #ccc}.zyvolo-quill-wrap{flex-direction:column;gap:8px;display:flex}.zyvolo-quill-wrap__label{color:#475569;font-size:.78rem;font-weight:700}.zyvolo-quill-wrap__hint{color:#94a3b8;margin:0;font-size:.72rem}.zyvolo-quill-wrap--disabled{opacity:.65;pointer-events:none}.zyvolo-quill-a4--enabled{background:#fff;border-radius:12px;justify-content:center;width:100%;min-width:0;padding:12px;display:flex;overflow-x:hidden}.zyvolo-quill-a4--enabled .zyvolo-quill-a4__page{background:#fff;border:1px solid #e2e8f0;border-radius:2px;width:min(210mm,100%);min-width:0;max-width:210mm;margin:0 auto;overflow:hidden;box-shadow:0 2px 12px #0f172a0f}.zyvolo-quill-a4:not(.zyvolo-quill-a4--enabled) .zyvolo-quill-a4__page{width:100%;min-width:0}.zyvolo-quill--a4{border-radius:0;overflow:hidden}.zyvolo-quill__teacher-bar{background:#f8fafc;border-bottom:1px solid #e2e8f0;flex-wrap:wrap;align-items:center;gap:6px;padding:8px 10px;display:flex}.zyvolo-quill__teacher-btn{color:#5b21b6;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:8px;align-items:center;gap:6px;padding:6px 11px;font-family:inherit;font-size:.78rem;font-weight:700;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.zyvolo-quill__teacher-btn:hover:not(:disabled){color:#4c1d95;background:#f5f3ff;border-color:#c4b5fd}.zyvolo-quill__teacher-btn:focus-visible{outline-offset:2px;outline:2px solid #7c3aed}.zyvolo-quill__teacher-btn--primary{background:#f5f3ff;border-color:#ddd6fe}.zyvolo-quill__teacher-btn--primary:hover:not(:disabled){background:#ede9fe;border-color:#c4b5fd}.zyvolo-quill--document{position:relative}.zyvolo-quill-actions__hint--error{color:#dc2626}.zyvolo-quill--a4 .ql-toolbar.ql-snow{border-top:none;border-left:none;border-right:none;border-radius:0}.zyvolo-quill--a4 .ql-container.ql-snow{background:#fff;border-bottom:none;border-left:none;border-right:none;border-radius:0}.zyvolo-quill--a4.zyvolo-quill--light .ql-editor{color:#1e293b;cursor:text;caret-color:#0f172a;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:break-word;white-space:normal;background:#fff;min-width:0;max-width:100%;padding:22mm 20mm 24mm;font-size:.97rem;line-height:1.7;overflow-x:hidden}.zyvolo-quill--light .ql-editor,.zyvolo-quill--light .ql-editor:focus{cursor:text;caret-color:#0f172a;background:#fff}.zyvolo-quill--a4 .ql-editor p,.zyvolo-quill--a4 .ql-editor li,.zyvolo-quill--a4 .ql-editor blockquote,.zyvolo-quill--a4 .ql-editor h1,.zyvolo-quill--a4 .ql-editor h2,.zyvolo-quill--a4 .ql-editor h3{white-space:normal;overflow-wrap:break-word;text-align:left;min-width:0;max-width:100%}.zyvolo-quill--a4 .ql-editor h1,.zyvolo-quill--a4 .ql-editor h2,.zyvolo-quill--a4 .ql-editor h3{color:#0f172a;line-height:1.3}.zyvolo-quill--a4 .ql-editor pre{white-space:pre-wrap;max-width:100%;overflow-x:auto}.zyvolo-quill{border-radius:12px;overflow:hidden}.zyvolo-quill--light .ql-toolbar.ql-snow{background:#f8fafc;border-color:#e2e8f0}.zyvolo-quill--light .ql-container.ql-snow{background:#fff;border-color:#e2e8f0}.zyvolo-quill--light .ql-editor{color:#0f172a;min-height:var(--zy-quill-min-height,260px);-webkit-user-select:text;user-select:text;cursor:text;caret-color:#0f172a;background:#fff}.zyvolo-quill--light .ql-editor.ql-blank:before{color:#94a3b8}.zyvolo-quill--light .ql-snow .ql-stroke{stroke:#475569}.zyvolo-quill--light .ql-snow .ql-fill{fill:#475569}.zyvolo-quill--light .ql-snow .ql-picker-label{color:#334155}.zyvolo-quill--light .ql-snow .ql-picker-options{background:#fff;border-color:#e2e8f0}.zyvolo-quill--light .ql-snow .ql-picker-item{color:#0f172a}.zyvolo-quill--light .ql-snow.ql-toolbar button:hover,.zyvolo-quill--light .ql-snow.ql-toolbar button.ql-active{color:#5b21b6}.zyvolo-quill--light .ql-snow.ql-toolbar button:hover .ql-stroke,.zyvolo-quill--light .ql-snow.ql-toolbar button.ql-active .ql-stroke{stroke:#5b21b6}.zyvolo-quill .ql-toolbar.ql-snow{flex-wrap:wrap;align-items:center;gap:2px 0;padding:8px 10px;display:flex}.zyvolo-quill__toolbar-guide{color:#475569;background:#fafbfc;border-top:1px solid #e2e8f0;font-size:.78rem}.zyvolo-quill__toolbar-guide-summary{color:#5b21b6;cursor:pointer;-webkit-user-select:none;user-select:none;padding:10px 14px;font-weight:700;list-style:none}.zyvolo-quill__toolbar-guide-summary::-webkit-details-marker{display:none}.zyvolo-quill__toolbar-guide-summary:before{content:"▸ ";transition:transform .15s;display:inline-block}.zyvolo-quill__toolbar-guide[open] .zyvolo-quill__toolbar-guide-summary:before{transform:rotate(90deg)}.zyvolo-quill__toolbar-guide-body{max-height:min(42vh,320px);padding:0 14px 14px;overflow-y:auto}.zyvolo-quill__toolbar-guide-section+.zyvolo-quill__toolbar-guide-section{border-top:1px dashed #e2e8f0;margin-top:12px;padding-top:12px}.zyvolo-quill__toolbar-guide-heading{letter-spacing:.06em;text-transform:uppercase;color:#64748b;margin:0 0 8px;font-size:.72rem;font-weight:800}.zyvolo-quill__toolbar-guide-list{margin:0}.zyvolo-quill__toolbar-guide-row{grid-template-columns:minmax(7.5rem,34%) 1fr;gap:8px 12px;padding:6px 0;display:grid}.zyvolo-quill__toolbar-guide-row dt{color:#334155;margin:0;font-weight:700}.zyvolo-quill__toolbar-guide-row dd{color:#64748b;margin:0;line-height:1.45}@media (width<=560px){.zyvolo-quill__toolbar-guide-row{grid-template-columns:1fr;gap:2px}}.zyvolo-quill-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.zyvolo-quill-actions__btn{color:#5b21b6;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:8px;padding:6px 12px;font-size:.78rem;font-weight:700}.zyvolo-quill-actions__btn:hover:not(:disabled){background:#f5f3ff}.zyvolo-quill-actions__hint{color:#64748b;margin:0;font-size:.75rem}.zyvolo-quill-emoji{flex-direction:column;gap:8px;display:flex}.zyvolo-quill-emoji__grid{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;flex-wrap:wrap;gap:6px;max-height:140px;padding:10px;display:flex;overflow-y:auto}.zyvolo-quill-emoji__btn{cursor:pointer;background:#fff;border:none;border-radius:8px;width:36px;height:36px;font-size:1.2rem;transition:background .15s}.zyvolo-quill-emoji__btn:hover:not(:disabled){background:#ede9fe}.zyvolo-quill:not(.zyvolo-quill--light) .ql-toolbar.ql-snow{background:#1f2937;border:1px solid #374151;border-bottom:none;border-radius:12px 12px 0 0}.zyvolo-quill:not(.zyvolo-quill--light) .ql-container.ql-snow{background:#111827;border:1px solid #374151;border-radius:0 0 12px 12px;min-height:240px;font-size:1rem}.zyvolo-quill:not(.zyvolo-quill--light) .ql-editor{color:#f3f4f6;min-height:var(--zy-quill-min-height,240px);-webkit-user-select:text;user-select:text;line-height:1.7}.ql-font-serif,.ql-font-georgia{font-family:Georgia,Times New Roman,serif}.ql-font-monospace{font-family:ui-monospace,Consolas,monospace}.ql-font-roboto{font-family:Roboto,Segoe UI,sans-serif}.ql-font-montserrat{font-family:Montserrat,Segoe UI,sans-serif}.ql-font-comic-sans{font-family:Comic Sans MS,cursive}.zyvolo-quill:not(.zyvolo-quill--light) .ql-editor.ql-blank:before{color:#9ca3af;font-style:normal}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-stroke{stroke:#e5e7eb}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-fill{fill:#e5e7eb}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-picker-label{color:#e5e7eb}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-picker-options{background:#1f2937;border-color:#374151}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-picker-item{color:#f3f4f6}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow.ql-toolbar button:hover,.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow .ql-toolbar button.ql-active{color:#fff}.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow.ql-toolbar button:hover .ql-stroke,.zyvolo-quill:not(.zyvolo-quill--light) .ql-snow.ql-toolbar button.ql-active .ql-stroke{stroke:#fff}.zyvolo-quill--disabled{opacity:.65;pointer-events:none}.zyvolo-quill__upload-overlay{z-index:10;color:#f9fafb;pointer-events:all;background:#0f172ab8;border-radius:12px;justify-content:center;align-items:center;font-size:.95rem;font-weight:600;display:flex;position:absolute;inset:0}.zyvolo-quill .ql-editor img{border-radius:8px;max-width:100%;height:auto;margin:12px 0}.lesson-html-content h1,.lesson-html-content h2,.lesson-html-content h3{color:#111827;margin-top:1.25em;margin-bottom:.5em;line-height:1.35}.lesson-html-content{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:break-word;min-width:0;max-width:100%;overflow-x:hidden}.lesson-html-content [style*="text-align: justify"],.lesson-html-content [style*=text-align\:justify]{text-align:left!important}.lesson-html-content [style*="white-space: pre"],.lesson-html-content [style*=white-space\:pre],.lesson-html-content [style*="white-space: nowrap"],.lesson-html-content [style*=white-space\:nowrap]{white-space:normal!important}.lesson-html-content p{color:#374151;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:break-word;white-space:normal;margin:0 0 1em;line-height:1.7}.lesson-html-content li{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal}.lesson-html-content h1,.lesson-html-content h2,.lesson-html-content h3{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal}.lesson-html-content br,.ls-slide__html br,.zyvolo-quill .ql-editor br{line-height:inherit}.lesson-html-content a{color:#1d4ed8;overflow-wrap:break-word;word-break:normal}.lesson-html-content pre{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal}.lesson-html-content ul,.lesson-html-content ol{margin:0 0 1em;padding-left:1.5em;line-height:1.75}.lesson-html-content a{color:#1d4ed8}.lesson-html-content img{border-radius:8px;max-width:100%;height:auto;margin:12px 0}.lesson-html-content .zy-content-block{margin-bottom:1.25rem}.lesson-html-content .zy-content-block--image img{width:100%;max-width:100%}.lesson-html-content pre{color:#f9fafb;background:#111827;border-radius:8px;padding:16px;overflow-x:auto}.lesson-html-content .ql-font-serif,.lesson-html-content .ql-font-georgia{font-family:Georgia,Times New Roman,serif}.lesson-html-content .ql-font-monospace{font-family:ui-monospace,Cascadia Code,Consolas,monospace}.lesson-html-content .ql-font-roboto{font-family:Roboto,Segoe UI,sans-serif}.lesson-html-content .ql-font-montserrat{font-family:Montserrat,Segoe UI,sans-serif}.lesson-html-content .ql-font-comic-sans{font-family:Comic Sans MS,Comic Sans,cursive}.lesson-html-content .ql-size-12px{font-size:12px}.lesson-html-content .ql-size-14px{font-size:14px}.lesson-html-content .ql-size-16px{font-size:16px}.lesson-html-content .ql-size-18px{font-size:18px}.lesson-html-content .ql-size-24px{font-size:24px}.lesson-html-content .ql-size-32px{font-size:32px}@media (width<=768px){.zyvolo-quill-a4--enabled{padding:8px}.zyvolo-quill--a4.zyvolo-quill--light .ql-editor{padding:14mm 12mm 16mm}}.ls-slide__highlight .lesson-html-content p:last-child{margin-bottom:0}.admin-document-editor{width:100%;min-width:0}.admin-document-editor .zyvolo-quill-wrap__hint{color:#64748b;font-size:.8rem;line-height:1.5}.admin-document-editor .zyvolo-quill-a4--enabled{background:#fff;padding:16px}.admin-document-editor .zyvolo-quill--document .ql-editor{cursor:text;caret-color:#0f172a;background:#fff;min-height:min(297mm,72vh)}.admin-document-editor .ql-editor .zy-lesson-image,.admin-document-editor .ql-editor .zy-lesson-video{margin:1rem 0}.admin-document-editor .ql-editor .zy-lesson-image img{border-radius:8px;width:100%;max-width:100%;height:auto;display:block}.admin-document-editor .ql-editor .zy-lesson-video__frame{aspect-ratio:16/9;background:#0f172a;border-radius:10px;width:100%;position:relative;overflow:hidden}.admin-document-editor .ql-editor .zy-lesson-video__frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.admin-document-editor .zyvolo-quill__page-title-wrap{background:#fff;padding:22mm 20mm 0}.admin-document-editor .zyvolo-quill__page-title{box-sizing:border-box;text-align:center;color:#0f172a;cursor:text;caret-color:#7c3aed;background:0 0;border:none;border-bottom:2px solid #e2e8f0;width:100%;margin:0;padding:0 0 14px;font-family:inherit;font-size:clamp(1.15rem,2.4vw,1.45rem);font-weight:800;line-height:1.35;display:block}.admin-document-editor .zyvolo-quill__page-title:focus{border-bottom-color:#7c3aed;outline:none}.admin-document-editor .zyvolo-quill__page-title::placeholder{color:#94a3b8;font-weight:600}.admin-document-editor .zyvolo-quill--has-page-title.zyvolo-quill--a4.zyvolo-quill--light .ql-editor{padding-top:14px}.sde{margin-top:8px}.sde__layout{background:#f8fafc;border:1px solid #e2e8f0;border-radius:14px;grid-template-columns:minmax(260px,320px) minmax(0,1fr);gap:0;height:100%;min-height:420px;display:grid;overflow:hidden}.sde--fullscreen{height:100%;min-height:inherit;flex-direction:column;display:flex}.sde--fullscreen .sde__layout{flex:1;width:100%;min-width:0;min-height:max(600px,100dvh - 380px)}.sde--fullscreen .sde__rail{width:100%;max-width:300px}.sde__rail{color:#e2e8f0;background:#0f172a;flex-direction:column;min-height:0;display:flex}.sde__rail-head{border-bottom:1px solid #ffffff14;padding:12px}.sde__rail-title{letter-spacing:.1em;text-transform:uppercase;color:#94a3b8;margin:0 0 10px;font-size:.72rem;font-weight:800}.sde__rail-drag-hint{color:#64748b;margin:-6px 0 10px;font-size:.68rem;line-height:1.35}.sde__add-wrap{position:relative}.sde__add-btn{color:#67e8f9;cursor:pointer;background:#22d3ee14;border:1px dashed #22d3ee73;border-radius:10px;justify-content:center;align-items:center;gap:6px;width:100%;min-height:40px;font-family:inherit;font-size:.82rem;font-weight:700;display:flex}.sde__add-btn:hover:not(:disabled){background:#22d3ee26}.sde__add-menu{z-index:20;background:#1e293b;border:1px solid #ffffff1f;border-radius:10px;margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 6px);left:0;right:0;box-shadow:0 12px 32px #00000059}.sde__add-menu button{color:#e2e8f0;cursor:pointer;text-align:left;background:0 0;border:none;border-radius:8px;align-items:center;gap:8px;width:100%;padding:10px 12px;font-family:inherit;font-size:.85rem;font-weight:600;display:flex}.sde__add-menu button:hover{background:#ffffff14}.sde__thumbs{flex-direction:column;flex:1;gap:6px;margin:0;padding:8px;list-style:none;display:flex;overflow-y:auto}.sde__thumb-item{border-radius:10px;align-items:stretch;gap:4px;transition:box-shadow .15s,background .15s;display:flex}.sde__thumb-delete{color:#f87171;cursor:pointer;opacity:.85;background:0 0;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-self:center;align-items:center;width:32px;padding:0;display:flex}.sde__thumb-delete:hover:not(:disabled){opacity:1;background:#f8717126}.sde__thumb-delete:disabled{opacity:.35;cursor:not-allowed}.sde__thumb-item--dragging{opacity:.45}.sde__thumb-item--drop-target{background:#22d3ee14;box-shadow:inset 0 0 0 2px #22d3ee}.sde__drag-handle{color:#94a3b8;cursor:grab;touch-action:none;background:#ffffff0f;border:none;border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:28px;padding:0;display:flex}.sde__drag-handle:hover:not(:disabled){color:#e2e8f0;background:#ffffff1f}.sde__drag-handle:active:not(:disabled){cursor:grabbing}.sde__drag-handle:disabled{opacity:.35;cursor:not-allowed}.sde__thumb{min-width:0;color:inherit;text-align:left;cursor:pointer;background:#ffffff0a;border:1px solid #0000;border-radius:10px;flex-direction:column;flex:1;align-items:flex-start;gap:2px;padding:10px 12px;font-family:inherit;display:flex}.sde__thumb--cover{border-style:solid;border-color:#a78bfa59}.sde__toolbar-hint{color:#64748b;margin:0;font-size:.78rem;line-height:1.4}.sde__thumb--active{background:#22d3ee1f;border-color:#22d3ee;box-shadow:0 0 0 1px #22d3ee40}.sde__thumb-num{color:#64748b;font-size:.68rem;font-weight:800}.sde__thumb--active .sde__thumb-num{color:#22d3ee}.sde__thumb-label{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:.82rem;font-weight:700;line-height:1.3;display:-webkit-box;overflow:hidden}.sde__thumb-tag{text-transform:uppercase;letter-spacing:.06em;color:#94a3b8;font-size:.65rem;font-weight:600}.sde__subtopic-title-input{font-size:1.05rem;font-weight:700}.sde__thumb-tag--subtopic{color:#a78bfa}.sde__canvas{background:#fff;min-width:0;padding:16px 20px 24px;overflow:hidden auto}.sde__toolbar{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.sde__toolbar-label{color:#334155;font-size:.85rem;font-weight:700}.sde__toolbar-actions{gap:6px;display:flex}.sde__icon-btn{color:#475569;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:8px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.sde__icon-btn:hover:not(:disabled){color:#5b21b6;border-color:#7c3aed}.sde__delete-slide-btn{color:#b91c1c;cursor:pointer;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;align-items:center;gap:6px;height:36px;padding:0 12px;font-family:inherit;font-size:.78rem;font-weight:700;display:inline-flex}.sde__delete-slide-btn:hover:not(:disabled){color:#991b1b;background:#fee2e2;border-color:#f87171}.sde__delete-slide-btn:disabled{opacity:.45;cursor:not-allowed}.sde__empty-slides{text-align:center;color:#475569;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:280px;padding:32px 20px;display:flex}.sde__empty-slides p{margin:0}.sde__icon-btn:disabled{opacity:.4;cursor:not-allowed}.sde__field{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.sde__field>span:first-child{color:#64748b;font-size:.78rem;font-weight:700}.sde__textarea{resize:vertical;border:1px solid #e2e8f0;border-radius:10px;width:100%;min-height:200px;padding:12px 14px;font-family:inherit;font-size:.95rem;line-height:1.55}.sde__textarea:focus{outline-offset:1px;border-color:#a78bfa;outline:2px solid #7c3aed}.sde__hint{color:#94a3b8;margin:4px 0 0;font-size:.78rem}.sde__hint--warn{color:#b45309}.sde__checklist-items{resize:vertical;min-height:8rem}.sde__error{color:#b91c1c;background:#fef2f2;border:1px solid #fecaca;border-radius:8px;margin:0;padding:10px 12px;font-size:.85rem}.sde__dropzone{background:#f8fafc;border:2px dashed #cbd5e1;border-radius:12px;justify-content:center;align-items:center;min-height:200px;margin-bottom:14px;display:flex;position:relative}.sde__dropzone--busy{opacity:.85;pointer-events:none}.sde__dropzone-btn{color:#475569;cursor:pointer;background:0 0;border:none;flex-direction:column;align-items:center;gap:8px;padding:32px 24px;font-family:inherit;display:flex}.sde__dropzone-btn strong{color:#0f172a;font-size:.95rem}.sde__dropzone-btn span{color:#94a3b8;font-size:.8rem}.sde__figure{width:100%;margin:0;padding:12px}.sde__figure img{object-fit:contain;border-radius:10px;max-width:100%;max-height:280px;margin:0 auto;display:block}.sde__figure figcaption{flex-wrap:wrap;justify-content:center;gap:8px;margin-top:12px;display:flex}.sde__upload-status{color:#5b21b6;background:#ffffffd9;justify-content:center;align-items:center;margin:0;font-weight:700;display:flex;position:absolute;inset:0}.le-editor__lesson-meta{border-bottom:1px solid #e2e8f0;margin-bottom:12px;padding-bottom:8px}.le-editor__grid--slides{grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr)}.le-editor--slides .le-editor__doc{padding:20px 22px 24px}@media (width<=900px){.sde__layout{grid-template-rows:auto 1fr;grid-template-columns:1fr}.sde__rail{max-height:200px}.sde__thumbs{flex-flow:row;overflow-x:auto}.sde__thumb-item{flex-direction:column;min-width:148px}.sde__drag-handle{width:100%;height:28px}.sde__thumb{min-width:0}}.le-editor-overlay{z-index:10000;background:#f8fafc;flex-direction:column;transition:inset .25s,border-radius .25s,box-shadow .25s;display:flex;position:fixed;inset:0;overflow:hidden}.le-editor-overlay--windowed{border-radius:14px;inset:4vh 5vw;box-shadow:0 0 0 1px #0f172a14,0 28px 80px #0f172a47}.le-editor-overlay--minimized{pointer-events:none;background:0 0;inset:0}.le-editor-overlay__backdrop{z-index:0;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);cursor:pointer;pointer-events:auto;background:#0f172a73;border:none;margin:0;padding:0;position:fixed;inset:0}.le-editor{flex-direction:column;flex:1;width:100%;min-height:0;font-family:inherit;display:flex}.le-editor--fullscreen{height:100%}.le-editor__titlebar{background:linear-gradient(#f8fafc 0%,#fff 100%);border-bottom:1px solid #e2e8f0;flex-shrink:0;align-items:stretch;min-height:52px;display:flex;box-shadow:0 2px 12px #0f172a0d}.le-editor__titlebar-body{text-align:left;cursor:pointer;background:0 0;border:none;flex:1;align-items:center;gap:12px;min-width:0;padding:10px 16px;font-family:inherit;display:flex}.le-editor__titlebar-body--static{cursor:default}.le-editor__titlebar-body:hover:not(.le-editor__titlebar-body--static){background:#4f46e50f}.le-editor__titlebar-icon{color:#fff;background:linear-gradient(135deg,#7c3aed,#06b6d4);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;display:flex}.le-editor__titlebar-text{flex-direction:column;gap:2px;min-width:0;display:flex}.le-editor__titlebar-app{letter-spacing:.1em;text-transform:uppercase;color:#64748b;font-size:.68rem;font-weight:800}.le-editor__titlebar-lesson{color:#0f172a;white-space:nowrap;text-overflow:ellipsis;font-size:.95rem;font-weight:800;overflow:hidden}.le-editor__titlebar-hint{color:#7c3aed;flex-shrink:0;margin-left:auto;font-size:.75rem;font-weight:600}.le-win-chrome{border-left:1px solid #e2e8f0;flex-shrink:0;align-items:stretch;display:flex}.le-win-chrome__btn{color:#334155;cursor:pointer;background:#f1f5f9;border:none;justify-content:center;align-items:center;width:52px;min-height:52px;padding:0;transition:background .15s,color .15s;display:flex}.le-win-chrome__btn+.le-win-chrome__btn{border-left:1px solid #e2e8f0}.le-win-chrome__btn:hover:not(:disabled){background:#e2e8f0}.le-win-chrome__btn--min:hover:not(:disabled){color:#1d4ed8;background:#dbeafe}.le-win-chrome__btn--max:hover:not(:disabled){color:#5b21b6;background:#ede9fe}.le-win-chrome__btn--close:hover:not(:disabled){color:#fff;background:#ef4444}.le-win-chrome__btn:disabled{opacity:.35;cursor:not-allowed}.le-editor--minimized{z-index:1;pointer-events:auto;border-radius:14px;width:min(720px,100vw - 24px);position:fixed;bottom:24px;left:50%;overflow:hidden;transform:translate(-50%);box-shadow:0 0 0 1px #0f172a14,0 24px 64px #0f172a66}.le-editor__titlebar--dock .le-editor__titlebar-body{padding-right:8px}.le-editor__toolbar{background:#fff;border-bottom:1px solid #e2e8f0;flex-wrap:wrap;flex-shrink:0;justify-content:space-between;align-items:center;gap:12px 16px;padding:14px clamp(20px,4vw,48px);display:flex}.le-editor__toolbar-hint{color:#64748b;flex:200px;margin:0;font-size:.88rem}.le-editor__bar-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:10px;display:flex}.le-editor__bar-actions .vz-admin-btn{white-space:nowrap;align-items:center;gap:8px;padding:10px 18px;font-size:.9rem;display:inline-flex}.le-editor__alert{flex-shrink:0;margin:0 clamp(20px,4vw,48px)}.le-editor__scroll{background:#f8fafc;flex:1;min-height:0;padding:clamp(20px,3vw,40px) clamp(20px,4vw,48px) 48px;overflow-y:auto}.le-editor__meta-card{background:#fff;border:1px solid #e2e8f0;border-radius:16px;width:100%;max-width:none;margin-bottom:clamp(20px,3vw,32px);padding:clamp(24px,3vw,36px);box-shadow:0 4px 24px #0f172a0d}.le-editor__settings-bar{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;grid-template-columns:minmax(240px,1.2fr) minmax(120px,.5fr) minmax(220px,1fr);align-items:end;gap:16px 20px;margin-bottom:20px;padding:16px 18px;display:grid}.le-editor__field--compact{margin:0}.le-editor__settings-bar .vz-admin-select,.le-editor__settings-bar .vz-admin-input{font-size:.95rem}.le-editor__publish--prominent{border:none;margin:0;padding:0}.le-editor__publish--prominent legend{letter-spacing:.04em;text-transform:uppercase;color:#64748b;margin-bottom:8px;font-size:.78rem;font-weight:800}.le-editor__publish-options{flex-wrap:wrap;gap:10px 16px;display:flex}.le-editor__publish--draft{background:0 0}.le-editor__publish--live .le-editor__publish-options .vz-admin-radio:last-child{color:#047857;font-weight:700}.le-editor__meta-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px 28px;margin-top:16px;display:grid}.le-editor__field--wide{grid-column:1/-1}.le-editor__field{flex-direction:column;gap:8px;margin:0;display:flex}.le-editor__field--title{grid-column:1/-1}.le-editor__label{color:#475569;font-size:.82rem;font-weight:700}.le-editor__title-input{color:#0f172a;background:0 0;border:none;border-bottom:3px solid #e2e8f0;width:100%;padding:8px 0 14px;font-family:inherit;font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800}.le-editor__title-input:focus{border-bottom-color:#7c3aed;outline:none}.le-editor__subtitle-input{color:#334155;resize:vertical;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;width:100%;min-height:88px;padding:14px 16px;font-family:inherit;font-size:1rem;line-height:1.55}.le-editor__subtitle-input,.le-editor__meta-grid .vz-admin-select,.le-editor__meta-grid .vz-admin-input{font-size:1rem}.le-editor__hint{color:#94a3b8;margin:0;font-size:.8rem}.le-editor__hint--cover{color:#64748b;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;grid-column:1/-1;padding:10px 12px;line-height:1.5}.le-editor__slides-workspace{width:100%;min-height:max(640px,100dvh - 340px);margin-bottom:24px}.le-editor__publish{border:none;grid-column:1/-1;margin:0;padding:0}@media (width<=960px){.le-editor__settings-bar{grid-template-columns:1fr;align-items:stretch}}.le-editor-preview-overlay{z-index:10100;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0f172a8c;justify-content:center;align-items:center;padding:24px;display:flex;position:fixed;inset:0}.le-editor-preview-modal{background:#fff;border-radius:16px;flex-direction:column;width:min(1100px,100%);max-height:min(94dvh,920px);display:flex;overflow:hidden;box-shadow:0 28px 80px #0f172a59}.le-editor-preview-modal__header{background:#f8fafc;border-bottom:1px solid #e2e8f0;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;display:flex}.le-editor-preview-modal__header h2{color:#0f172a;margin:0;font-size:1.15rem;font-weight:800}.le-editor-preview-modal__close{color:#475569;cursor:pointer;background:#e2e8f0;border:none;border-radius:10px;width:40px;height:40px;font-size:1.5rem;line-height:1}.le-editor-preview-modal__close:hover{color:#fff;background:#ef4444}.le-editor-preview-modal__body{flex:1;min-height:0;padding:20px 24px 28px;overflow-y:auto}.le-editor-preview-modal .ls-viewer--preview{min-height:480px;max-height:min(72dvh,640px)}@media (width<=1200px){.le-editor__meta-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=900px){.le-editor__meta-grid{grid-template-columns:1fr}.le-editor__field--title,.le-editor__field--wide{grid-column:auto}.le-editor__toolbar{flex-direction:column;align-items:stretch;padding:12px 16px}.le-editor__scroll{padding:16px}.le-editor__bar-actions{justify-content:stretch;width:100%}.le-editor__bar-actions .vz-admin-btn{flex:calc(50% - 5px);justify-content:center}.le-win-chrome__btn{width:44px;min-height:48px}.le-editor--minimized{width:calc(100vw - 16px);bottom:12px}.le-editor__titlebar-hint{display:none}.le-editor__slides-workspace{min-height:520px}}.ls-viewer{border:1px solid var(--vz-border,#e2e8f0);background:#fff;border-radius:16px;flex-direction:column;min-width:0;min-height:min(72vh,720px);max-height:min(82vh,820px);display:flex;overflow:hidden;box-shadow:0 8px 32px #0f172a0f}.ls-viewer--embedded{min-height:min(68vh,680px);max-height:none}.ls-viewer--preview{min-height:520px;max-height:640px}.ls-viewer--fullscreen{width:100%;min-height:100vh;max-height:100vh;box-shadow:none;border:none;border-radius:0}.ls-viewer--fullscreen.ls-viewer--embedded{min-height:100vh;max-height:100vh}.ls-viewer--fullscreen .ls-viewer__body{flex:1;min-height:0}.ls-viewer--fullscreen .ls-viewer__document{padding:16px clamp(12px,2vw,24px) 24px}.ls-viewer--fullscreen .ls-slide__figure img{object-fit:contain;max-height:min(70vh,720px)}.ls-viewer--locked{color:#92400e;background:#fffbeb;border:1px solid #fde68a;border-radius:12px;align-items:center;gap:10px;padding:20px;display:flex}.ls-viewer--locked p{margin:0}.ls-viewer__header{text-align:center;background:linear-gradient(#f8fafc 0%,#fff 100%);border-bottom:1px solid #e2e8f0;padding:16px 20px 14px}.ls-viewer__header-top{grid-template-columns:1fr minmax(0,auto) 1fr;align-items:start;gap:12px;display:grid}.ls-viewer__meta{grid-column:2;justify-self:center;min-width:0;max-width:min(210mm,100%)}.ls-viewer__header-top .ls-viewer__fullscreen-btn{grid-column:3;justify-self:end}.ls-viewer--compact-chrome .ls-viewer__document{position:relative}.ls-viewer__fullscreen-btn--fab{z-index:3;padding:8px 10px;position:absolute;top:12px;right:12px;box-shadow:0 2px 10px #0f172a1f}.ls-viewer__footer--compact{grid-template-columns:1fr;justify-items:stretch}.ls-viewer__footer--compact .ls-viewer__complete-wrap,.ls-viewer__footer--compact .ls-viewer__nav-btn--complete,.ls-viewer__footer--compact .ls-viewer__done-badge{justify-self:end;margin-left:auto}.ls-viewer__fullscreen-btn{color:#5b21b6;cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:10px;flex-shrink:0;align-items:center;gap:6px;padding:8px 12px;font-size:.78rem;font-weight:700;transition:background .2s,border-color .2s,color .2s;display:inline-flex}.ls-viewer__fullscreen-btn:hover{color:#4c1d95;background:#f5f3ff;border-color:#c4b5fd}.ls-viewer__fullscreen-btn:focus-visible{outline-offset:2px;outline:2px solid #7c3aed}.ls-viewer--fullscreen .ls-viewer__fullscreen-btn{background:#ede9fe;border-color:#c4b5fd}.ls-viewer__module{letter-spacing:.1em;text-transform:uppercase;color:#7c3aed;margin-bottom:4px;font-size:.68rem;font-weight:800;display:inline-block}.ls-viewer__lesson-title{color:#0f172a;margin:0;font-size:1.05rem;font-weight:800;line-height:1.3}.ls-viewer__body{flex:1;min-width:0;min-height:0;display:flex}.ls-viewer__document{scroll-behavior:smooth;background:#eef2f7;flex:1;min-width:0;min-height:0;padding:16px 12px 24px;overflow:hidden auto}.ls-viewer__column{flex-direction:column;align-items:center;width:100%;min-width:min(100%,36ch);max-width:210mm;margin:0 auto;display:flex}.ls-viewer__folio{box-sizing:border-box;background:#fff;border:1px solid #e2e8f0;border-radius:4px;width:100%;padding:clamp(22px,4vw,32px) clamp(20px,3.5vw,36px) clamp(28px,4vw,40px);box-shadow:0 2px 12px #0f172a0f}.ls-viewer__section{width:100%;box-shadow:none;background:0 0;border:none;margin:0;padding:0}.ls-viewer__section+.ls-viewer__section{border-top:none;margin-top:0;padding-top:0}.ls-viewer__section--intro .ls-slide__intro{align-items:center;margin-top:0}.ls-viewer__folio .ls-slide__intro-lead{text-align:center;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;width:100%;max-width:40rem;margin-inline:auto}.ls-viewer__folio .ls-slide__page{width:100%;max-width:none;box-shadow:none;background:0 0;border:none;border-radius:0;margin:0;padding:0}.ls-viewer__folio .ls-slide__video-block,.ls-viewer__folio .ls-slide__image-block,.ls-viewer__folio .ls-slide__highlight{width:100%}.ls-viewer__folio .ls-slide__video-notes{max-width:none;box-shadow:none;background:0 0;border:none;margin:0;padding:0}.ls-viewer__folio .ls-slide__video,.ls-viewer__folio .ls-video-facade,.ls-viewer__folio .ls-video-error,.ls-viewer__folio .ls-slide__intro-video{width:100%;max-width:100%}.ls-viewer__folio .ls-slide__figure{margin-inline:auto}.ls-viewer__folio .lesson-reader-prose{width:100%;max-width:100%;min-width:unset;overflow:visible}.ls-viewer__folio .ls-slide__page-title{text-align:center;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal}.ls-viewer__section--subtopic{justify-content:center;display:flex}.ls-slide__type{letter-spacing:.12em;text-transform:uppercase;color:#94a3b8;margin:0 0 6px;font-size:.68rem;font-weight:800}.ls-slide__title{color:#0f172a;margin:0 0 16px;font-size:clamp(1.2rem,2.2vw,1.55rem);font-weight:800;line-height:1.25}.ls-slide__intro{flex-direction:column;gap:16px;display:flex}.ls-slide__subtopic{text-align:center;flex-direction:column;gap:12px;max-width:40rem;margin:0 auto;padding:20px 8px;display:flex}.ls-slide__subtopic-kicker{letter-spacing:.14em;text-transform:uppercase;color:#7c3aed;margin:0;font-size:.72rem;font-weight:800}.ls-slide__subtopic-title{color:#0f172a;margin:0;font-size:clamp(1.45rem,3vw,2rem);font-weight:800;line-height:1.2}.ls-slide__subtopic-lead{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;margin-top:8px}.ls-slide__subtopic-lead p:first-child{margin-top:0}.ls-slide__intro-video{width:100%;max-width:720px;margin:0 auto}.ls-slide__intro-video iframe{aspect-ratio:16/9}.ls-viewer--fullscreen .ls-slide__intro-video{max-width:min(960px,100%)}.ls-viewer--fullscreen .ls-slide__intro-video iframe{max-height:min(50dvh,100dvh - 320px)}.ls-slide__intro-lead{color:#334155;text-align:center;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;margin:0;font-size:.97rem;line-height:1.7}.ls-slide__page{box-sizing:border-box;background:#fff;border:1px solid #e2e8f0;border-radius:2px;flex:0 auto;align-self:stretch;width:min(210mm,100%);min-width:0;max-width:210mm;margin:0 auto;padding:22mm 20mm 24mm;overflow:hidden visible;box-shadow:0 2px 12px #0f172a0f}.ls-slide__page-title{text-align:center;color:#0f172a;border-bottom:2px solid #e2e8f0;margin:0 0 1.25rem;padding:0 0 14px;font-size:clamp(1.15rem,2.4vw,1.45rem);font-weight:800;line-height:1.35}.ls-slide__html,.lesson-html-content{box-sizing:border-box;width:100%;min-width:0;max-width:100%;overflow-x:hidden}.lesson-html-content p,.lesson-html-content li,.lesson-html-content div,.lesson-html-content blockquote,.lesson-html-content h1,.lesson-html-content h2,.lesson-html-content h3,.ls-slide__html p,.ls-slide__html li,.ls-slide__html div,.ls-slide__html blockquote,.ls-slide__html h1,.ls-slide__html h2,.ls-slide__html h3{white-space:normal;min-width:0;max-width:100%}.ls-slide__html{width:100%;min-width:unset;box-sizing:border-box;color:#1e293b;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;padding:0;font-size:.97rem;line-height:1.7;overflow-x:visible}.ls-slide__html .zy-content-block{margin-bottom:1.25rem}.ls-slide__html .zy-content-block:last-child{margin-bottom:0}.ls-slide__html .zy-content-block--image{margin:.5rem 0 1.25rem}.ls-slide__html .zy-content-block--image img{border-radius:10px;width:100%;max-width:100%;height:auto;display:block}.ls-slide__html .zy-lesson-image,.ls-slide__html .zy-lesson-video{margin:1rem 0 1.25rem}.ls-slide__html .zy-lesson-image img{border-radius:10px;width:100%;max-width:100%;height:auto;display:block}.ls-slide__html .zy-lesson-video__frame{aspect-ratio:16/9;background:#0f172a;border-radius:10px;width:100%;position:relative;overflow:hidden}.ls-slide__html .zy-lesson-video__frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.ls-slide__html .zy-lesson-video--link a{color:#4f46e5;font-weight:700}.ls-slide__html pre,.ls-slide__html code{max-width:100%}.ls-slide__html pre{white-space:pre-wrap;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:break-word;overflow-wrap:anywhere;max-width:100%;overflow-x:auto}.ls-slide__html p,.ls-slide__html li,.ls-slide__html blockquote{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;white-space:normal;margin:0 0 .85em}.ls-slide__html p:last-child,.ls-slide__html li:last-child{margin-bottom:0}.ls-slide__html a{overflow-wrap:anywhere;word-break:normal}.ls-slide__html h1,.ls-slide__html h2,.ls-slide__html h3{text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;color:#0f172a;margin:1.4em 0 .65em;line-height:1.3}.ls-slide__html h2:first-child,.ls-slide__html h3:first-child{margin-top:0}.ls-slide__html ul,.ls-slide__html ol{margin:0 0 1.15em;padding-left:1.35em}.ls-slide__html li{margin-bottom:.65em;line-height:1.65}.ls-slide__html pre.lesson-formula,.ls-slide__html pre.lesson-diagram{color:#0f172a;white-space:pre-wrap;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;margin:1rem 0 1.25rem;padding:14px 16px;font-family:ui-monospace,Consolas,monospace;font-size:.82rem;line-height:1.45;overflow-x:auto}.ls-slide__highlight{background:linear-gradient(135deg,#faf5ff 0%,#f0fdfa 100%);border:1px solid #7c3aed38;border-radius:12px;padding:16px 18px}.ls-slide__highlight p{color:#312e81;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;margin:0;line-height:1.7}.ls-slide__highlight--observation{background:linear-gradient(135deg,#ecfeff 0%,#f8fafc 100%);border-color:#06b6d447}.ls-slide__highlight--observation p{color:#0e7490}.ls-slide__checklist{gap:10px;margin:0;padding:0;list-style:none;display:grid}.ls-slide__checklist li{color:#334155;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:flex-start;gap:10px;padding:12px 14px;line-height:1.5;display:flex}.ls-slide__check{border:2px solid #7c3aed;border-radius:4px;flex-shrink:0;width:18px;height:18px;margin-top:2px}.ls-slide__check-actions{gap:8px;margin-top:16px;display:grid}.ls-slide__check-label{color:#334155;cursor:pointer;border:1px solid #e2e8f0;border-radius:10px;align-items:flex-start;gap:10px;padding:10px 12px;font-size:.92rem;display:flex}.ls-video-facade{aspect-ratio:16/9;color:#0f172a;cursor:pointer;text-align:center;background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:14px;width:100%;max-width:720px;margin:0 auto;padding:28px 32px;font-family:inherit;transition:transform .2s,box-shadow .2s,border-color .2s;display:flex}.ls-video-facade:hover{border-color:#c7d2fe;transform:translateY(-2px);box-shadow:0 10px 28px #4f46e51f}.ls-video-facade:focus-visible{outline-offset:3px;outline:2px solid #7c3aed}.ls-video-facade__lesson{-webkit-line-clamp:3;letter-spacing:-.02em;color:#1e1b4b;-webkit-box-orient:vertical;max-width:100%;margin:0;font-size:clamp(1.05rem,2.4vw,1.35rem);font-weight:800;line-height:1.35;display:-webkit-box;overflow:hidden}.ls-video-facade__icon{color:#fff;background:#4f46e5;border-radius:50%;justify-content:center;align-items:center;width:64px;height:64px;display:flex;box-shadow:0 0 0 8px #4f46e51f}.ls-video-facade__label{letter-spacing:.02em;color:#4f46e5;font-size:.88rem;font-weight:700}.ls-video-facade:disabled{opacity:.7;cursor:wait}.ls-video-error{color:#991b1b;text-align:center;background:#fef2f2;border:1px solid #fecaca;border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:12px;width:100%;max-width:720px;min-height:200px;margin:0 auto;padding:24px 20px;display:flex}.ls-video-error svg{color:#dc2626;flex-shrink:0}.ls-video-error p{max-width:36rem;margin:0;font-size:.9rem;line-height:1.55}.ls-video-error__actions{flex-wrap:wrap;justify-content:center;gap:10px;margin-top:4px;display:flex}.ls-video-error__retry{color:#b91c1c;cursor:pointer;background:#fff;border:1px solid #fca5a5;border-radius:8px;padding:8px 14px;font-family:inherit;font-size:.82rem;font-weight:700}.ls-video-error__retry:hover{background:#fee2e2}.ls-video-error__external{color:#fff;background:#b91c1c;border-radius:8px;align-items:center;gap:6px;padding:8px 14px;font-size:.82rem;font-weight:700;text-decoration:none;display:inline-flex}.ls-video-error__external:hover{background:#991b1b}.ls-slide__video-fallback{color:#64748b;text-align:center;width:100%;margin:10px 0 0;padding:0 8px;font-size:.8rem}.ls-slide__video-fallback a{color:#4f46e5;font-weight:600}.ls-slide__video-block{flex-direction:column;gap:20px;width:100%;display:flex}.ls-slide__video-notes{color:#1e293b;text-align:left;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:break-word;background:#fff;border:1px solid #e2e8f0;border-radius:2px;width:100%;min-width:0;max-width:min(210mm,100%);margin:0 auto;padding:clamp(16px,3vw,24px) clamp(18px,4vw,32px);font-size:.97rem;line-height:1.7;overflow-x:hidden;box-shadow:0 1px 6px #0f172a0d}.ls-slide__video-notes p:last-child{margin-bottom:0}.ls-slide__video{background:0 0;flex-direction:column;align-items:center;gap:10px;width:100%;max-width:100%;margin:0 auto;display:flex}.ls-slide__video-frame{aspect-ratio:16/9;background:#0f172a;border:1px solid #e2e8f0;border-radius:12px;width:100%;position:relative;overflow:hidden}.ls-slide__video iframe,.ls-slide__video-frame iframe,.ls-slide__video video{border:0;width:100%;height:100%;display:block}.ls-slide__video--native .ls-slide__video-frame{aspect-ratio:auto}.ls-slide__video--native video{background:#0f172a;border-radius:12px;width:100%;height:auto}.ls-slide__image-block{flex-direction:column;gap:16px;min-height:0;display:flex}.ls-slide__image-caption{flex:1;min-height:0}.ls-slide__image-caption p:last-child{margin-bottom:0}.ls-slide__figure{border:1px solid #e2e8f0;border-radius:12px;flex-shrink:0;margin:0;overflow:hidden}.ls-slide__figure img{object-fit:contain;background:#f8fafc;width:100%;max-height:360px;display:block}.ls-slide__question{background:#faf5ff;border:1px dashed #c4b5fd;border-radius:12px;padding:16px}.ls-slide__question p{color:#4c1d95;margin:0;font-size:1rem;line-height:1.6}.ls-slide__empty{color:#94a3b8;margin:0}.ls-viewer__footer{background:#f8fafc;border-top:1px solid #e2e8f0;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;padding:14px 20px;display:grid}.ls-viewer__footer--document{grid-template-columns:1fr auto}.ls-viewer__footer-hint{text-align:center;color:#94a3b8;margin:0;font-size:.72rem}.ls-viewer__footer-hint kbd{background:#fff;border:1px solid #cbd5e1;border-radius:4px;padding:1px 5px;font-family:inherit;font-size:.68rem;display:inline-block}.ls-viewer__nav-btn{color:#334155;cursor:pointer;white-space:nowrap;background:#fff;border:1px solid #cbd5e1;border-radius:10px;justify-content:center;align-items:center;gap:6px;padding:10px 18px;font-family:inherit;font-size:.875rem;font-weight:700;display:inline-flex}.ls-viewer__footer .ls-viewer__nav-btn:first-child{justify-self:start}.ls-viewer__footer .ls-viewer__nav-btn--primary,.ls-viewer__footer .ls-viewer__nav-btn--complete,.ls-viewer__footer .ls-viewer__complete-wrap,.ls-viewer__footer .ls-viewer__done-badge{justify-self:end}.ls-viewer__nav-btn:disabled{opacity:.45;cursor:not-allowed}.ls-viewer__nav-btn--primary{color:#fff;background:linear-gradient(90deg,#7c3aed,#6366f1);border-color:#0000;box-shadow:0 4px 14px #7c3aed47}.ls-viewer__nav-btn--complete{color:#fff;background:linear-gradient(90deg,#059669,#06b6d4);border-color:#0000;box-shadow:0 4px 14px #06b6d440}.ls-viewer__complete-wrap{flex-direction:column;align-items:flex-end;gap:6px;display:flex}.ls-viewer__timer{color:#64748b;margin:0;font-size:.78rem}.ls-viewer__done-badge{color:#047857;background:#d1fae5;border-radius:999px;padding:8px 14px;font-size:.82rem;font-weight:700}@media (width<=768px){.ls-viewer__fullscreen-label{display:none}.ls-viewer__fullscreen-btn{padding:8px 10px}.ls-viewer__document{padding:10px 8px 16px}.ls-slide__page{border-radius:0;padding:14mm 12mm 16mm}.ls-viewer__footer--document{grid-template-columns:1fr;gap:10px}.ls-viewer__footer--document .ls-viewer__footer-hint{text-align:left}.ls-viewer__footer--document .ls-viewer__complete-wrap,.ls-viewer__footer--document .ls-viewer__nav-btn--complete,.ls-viewer__footer--document .ls-viewer__done-badge{justify-self:stretch;width:100%}.ls-viewer__footer--document .ls-viewer__nav-btn--complete{width:100%}}.cc-content-card .ls-viewer{border-color:#e2e8f0;width:100%;min-width:0;max-width:none}.cc-content-card .ls-viewer--embedded{min-height:min(62vh,620px)}@media print{.ls-viewer__header,.ls-viewer__footer{display:none!important}.ls-viewer{max-height:none;box-shadow:none;border:none;overflow:visible}.ls-viewer__document{background:#fff;padding:0;overflow:visible}.ls-viewer__folio{width:210mm;max-width:210mm;box-shadow:none;page-break-inside:auto;border:none;margin:0 auto;padding:20mm 18mm}.ls-viewer__section{page-break-inside:avoid;margin:0}.ls-slide__page{width:100%;max-width:none;box-shadow:none;border:none;margin:0;padding:0}}@font-face{font-display:block;font-family:KaTeX_AMS;font-style:normal;font-weight:400;src:url(/assets/KaTeX_AMS-Regular-BQhdFMY1.woff2)format("woff2"),url(/assets/KaTeX_AMS-Regular-DMm9YOAa.woff)format("woff"),url(/assets/KaTeX_AMS-Regular-DRggAlZN.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Caligraphic-Bold-Dq_IR9rO.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Bold-BEiXGLvX.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Bold-ATXxdsX0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Caligraphic;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Caligraphic-Regular-Di6jR-x-.woff2)format("woff2"),url(/assets/KaTeX_Caligraphic-Regular-CTRA-rTL.woff)format("woff"),url(/assets/KaTeX_Caligraphic-Regular-wX97UBjC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Fraktur-Bold-CL6g_b3V.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Bold-BsDP51OF.woff)format("woff"),url(/assets/KaTeX_Fraktur-Bold-BdnERNNW.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Fraktur;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Fraktur-Regular-CTYiF6lA.woff2)format("woff2"),url(/assets/KaTeX_Fraktur-Regular-Dxdc4cR9.woff)format("woff"),url(/assets/KaTeX_Fraktur-Regular-CB_wures.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:700;src:url(/assets/KaTeX_Main-Bold-Cx986IdX.woff2)format("woff2"),url(/assets/KaTeX_Main-Bold-Jm3AIy58.woff)format("woff"),url(/assets/KaTeX_Main-Bold-waoOVXN0.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Main-BoldItalic-DxDJ3AOS.woff2)format("woff2"),url(/assets/KaTeX_Main-BoldItalic-SpSLRI95.woff)format("woff"),url(/assets/KaTeX_Main-BoldItalic-DzxPMmG6.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Main-Italic-NWA7e6Wa.woff2)format("woff2"),url(/assets/KaTeX_Main-Italic-BMLOBm91.woff)format("woff"),url(/assets/KaTeX_Main-Italic-3WenGoN9.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Main;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Main-Regular-B22Nviop.woff2)format("woff2"),url(/assets/KaTeX_Main-Regular-Dr94JaBh.woff)format("woff"),url(/assets/KaTeX_Main-Regular-ypZvNtVU.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:700;src:url(/assets/KaTeX_Math-BoldItalic-CZnvNsCZ.woff2)format("woff2"),url(/assets/KaTeX_Math-BoldItalic-iY-2wyZ7.woff)format("woff"),url(/assets/KaTeX_Math-BoldItalic-B3XSjfu4.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Math;font-style:italic;font-weight:400;src:url(/assets/KaTeX_Math-Italic-t53AETM-.woff2)format("woff2"),url(/assets/KaTeX_Math-Italic-DA0__PXp.woff)format("woff"),url(/assets/KaTeX_Math-Italic-flOr_0UB.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:700;src:url(/assets/KaTeX_SansSerif-Bold-D1sUS0GD.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Bold-DbIhKOiC.woff)format("woff"),url(/assets/KaTeX_SansSerif-Bold-CFMepnvq.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:italic;font-weight:400;src:url(/assets/KaTeX_SansSerif-Italic-C3H0VqGB.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Italic-DN2j7dab.woff)format("woff"),url(/assets/KaTeX_SansSerif-Italic-YYjJ1zSn.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_SansSerif;font-style:normal;font-weight:400;src:url(/assets/KaTeX_SansSerif-Regular-DDBCnlJ7.woff2)format("woff2"),url(/assets/KaTeX_SansSerif-Regular-CS6fqUqJ.woff)format("woff"),url(/assets/KaTeX_SansSerif-Regular-BNo7hRIc.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Script;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Script-Regular-D3wIWfF6.woff2)format("woff2"),url(/assets/KaTeX_Script-Regular-D5yQViql.woff)format("woff"),url(/assets/KaTeX_Script-Regular-C5JkGWo-.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size1;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size1-Regular-mCD8mA8B.woff2)format("woff2"),url(/assets/KaTeX_Size1-Regular-C195tn64.woff)format("woff"),url(/assets/KaTeX_Size1-Regular-Dbsnue_I.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size2;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size2-Regular-Dy4dx90m.woff2)format("woff2"),url(/assets/KaTeX_Size2-Regular-oD1tc_U0.woff)format("woff"),url(/assets/KaTeX_Size2-Regular-B7gKUWhC.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size3;font-style:normal;font-weight:400;src:url(data:font/woff2;base64,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)format("woff2"),url(/assets/KaTeX_Size3-Regular-CTq5MqoE.woff)format("woff"),url(/assets/KaTeX_Size3-Regular-DgpXs0kz.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Size4;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Size4-Regular-Dl5lxZxV.woff2)format("woff2"),url(/assets/KaTeX_Size4-Regular-BF-4gkZK.woff)format("woff"),url(/assets/KaTeX_Size4-Regular-DWFBv043.ttf)format("truetype")}@font-face{font-display:block;font-family:KaTeX_Typewriter;font-style:normal;font-weight:400;src:url(/assets/KaTeX_Typewriter-Regular-CO6r4hn1.woff2)format("woff2"),url(/assets/KaTeX_Typewriter-Regular-C0xS9mPB.woff)format("woff"),url(/assets/KaTeX_Typewriter-Regular-D3Ib7_Hf.ttf)format("truetype")}.katex{text-indent:0;text-rendering:auto;font:1.21em/1.2 KaTeX_Main,Times New Roman,serif;position:relative}.katex *{border-color:currentColor;-ms-high-contrast-adjust:none!important}.katex .katex-version:after{content:"0.17.0"}.katex .katex-mathml{clip-path:inset(50%);border:0;width:1px;height:1px;padding:0;position:absolute;overflow:hidden}.katex .katex-html>.newline{display:block}.katex .base{white-space:nowrap;width:min-content;position:relative}.katex .base,.katex .strut{display:inline-block}.katex .textbf{font-weight:700}.katex .textit{font-style:italic}.katex .textrm{font-family:KaTeX_Main}.katex .textsf{font-family:KaTeX_SansSerif}.katex .texttt{font-family:KaTeX_Typewriter}.katex .mathnormal{font-family:KaTeX_Math;font-style:italic}.katex .mathit{font-family:KaTeX_Main;font-style:italic}.katex .mathrm{font-style:normal}.katex .mathbf{font-family:KaTeX_Main;font-weight:700}.katex .boldsymbol{font-family:KaTeX_Math;font-style:italic;font-weight:700}.katex .amsrm,.katex .mathbb,.katex .textbb{font-family:KaTeX_AMS}.katex .mathcal{font-family:KaTeX_Caligraphic}.katex .mathfrak,.katex .textfrak{font-family:KaTeX_Fraktur}.katex .mathboldfrak,.katex .textboldfrak{font-family:KaTeX_Fraktur;font-weight:700}.katex .mathtt{font-family:KaTeX_Typewriter}.katex .mathscr,.katex .textscr{font-family:KaTeX_Script}.katex .mathsf,.katex .textsf{font-family:KaTeX_SansSerif}.katex .mathboldsf,.katex .textboldsf{font-family:KaTeX_SansSerif;font-weight:700}.katex .mathitsf,.katex .mathsfit,.katex .textitsf{font-family:KaTeX_SansSerif;font-style:italic}.katex .mainrm{font-family:KaTeX_Main;font-style:normal}.katex .vlist-t{border-collapse:collapse;table-layout:fixed;display:inline-table}.katex .vlist-r{display:table-row}.katex .vlist{vertical-align:bottom;display:table-cell;position:relative}.katex .vlist>span{height:0;display:block;position:relative}.katex .vlist>span>span{display:inline-block}.katex .vlist>span>.pstrut{width:0;overflow:hidden}.katex .vlist-t2{margin-right:-2px}.katex .vlist-s{vertical-align:bottom;width:2px;min-width:2px;font-size:1px;display:table-cell}.katex .vbox{flex-direction:column;align-items:baseline;display:inline-flex}.katex .hbox{width:100%}.katex .hbox,.katex .thinbox{flex-direction:row;display:inline-flex}.katex .thinbox{width:0;max-width:0}.katex .msupsub{text-align:left}.katex .mfrac>span>span{text-align:center}.katex .mfrac .frac-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline,.katex .hline,.katex .mfrac .frac-line,.katex .overline .overline-line,.katex .rule,.katex .underline .underline-line{min-height:1px}.katex .mspace{display:inline-block}.katex .smash{line-height:0;display:inline}.katex .clap,.katex .llap,.katex .rlap{width:0;position:relative}.katex .clap>.inner,.katex .llap>.inner,.katex .rlap>.inner{position:absolute}.katex .clap>.fix,.katex .llap>.fix,.katex .rlap>.fix{display:inline-block}.katex .llap>.inner{right:0}.katex .clap>.inner,.katex .rlap>.inner{left:0}.katex .clap>.inner>span{margin-left:-50%;margin-right:50%}.katex .rule{border:0 solid;display:inline-block;position:relative}.katex .hline,.katex .overline .overline-line,.katex .underline .underline-line{border-bottom-style:solid;width:100%;display:inline-block}.katex .hdashline{border-bottom-style:dashed;width:100%;display:inline-block}.katex .sqrt>.root{margin-left:.277778em;margin-right:-.555556em}.katex .fontsize-ensurer.reset-size1.size1,.katex .sizing.reset-size1.size1{font-size:1em}.katex .fontsize-ensurer.reset-size1.size2,.katex .sizing.reset-size1.size2{font-size:1.2em}.katex .fontsize-ensurer.reset-size1.size3,.katex .sizing.reset-size1.size3{font-size:1.4em}.katex .fontsize-ensurer.reset-size1.size4,.katex .sizing.reset-size1.size4{font-size:1.6em}.katex .fontsize-ensurer.reset-size1.size5,.katex .sizing.reset-size1.size5{font-size:1.8em}.katex .fontsize-ensurer.reset-size1.size6,.katex .sizing.reset-size1.size6{font-size:2em}.katex .fontsize-ensurer.reset-size1.size7,.katex .sizing.reset-size1.size7{font-size:2.4em}.katex .fontsize-ensurer.reset-size1.size8,.katex .sizing.reset-size1.size8{font-size:2.88em}.katex .fontsize-ensurer.reset-size1.size9,.katex .sizing.reset-size1.size9{font-size:3.456em}.katex .fontsize-ensurer.reset-size1.size10,.katex .sizing.reset-size1.size10{font-size:4.148em}.katex .fontsize-ensurer.reset-size1.size11,.katex .sizing.reset-size1.size11{font-size:4.976em}.katex .fontsize-ensurer.reset-size2.size1,.katex .sizing.reset-size2.size1{font-size:.833333em}.katex .fontsize-ensurer.reset-size2.size2,.katex .sizing.reset-size2.size2{font-size:1em}.katex .fontsize-ensurer.reset-size2.size3,.katex .sizing.reset-size2.size3{font-size:1.16667em}.katex .fontsize-ensurer.reset-size2.size4,.katex .sizing.reset-size2.size4{font-size:1.33333em}.katex .fontsize-ensurer.reset-size2.size5,.katex .sizing.reset-size2.size5{font-size:1.5em}.katex .fontsize-ensurer.reset-size2.size6,.katex .sizing.reset-size2.size6{font-size:1.66667em}.katex .fontsize-ensurer.reset-size2.size7,.katex .sizing.reset-size2.size7{font-size:2em}.katex .fontsize-ensurer.reset-size2.size8,.katex .sizing.reset-size2.size8{font-size:2.4em}.katex .fontsize-ensurer.reset-size2.size9,.katex .sizing.reset-size2.size9{font-size:2.88em}.katex .fontsize-ensurer.reset-size2.size10,.katex .sizing.reset-size2.size10{font-size:3.45667em}.katex .fontsize-ensurer.reset-size2.size11,.katex .sizing.reset-size2.size11{font-size:4.14667em}.katex .fontsize-ensurer.reset-size3.size1,.katex .sizing.reset-size3.size1{font-size:.714286em}.katex .fontsize-ensurer.reset-size3.size2,.katex .sizing.reset-size3.size2{font-size:.857143em}.katex .fontsize-ensurer.reset-size3.size3,.katex .sizing.reset-size3.size3{font-size:1em}.katex .fontsize-ensurer.reset-size3.size4,.katex .sizing.reset-size3.size4{font-size:1.14286em}.katex .fontsize-ensurer.reset-size3.size5,.katex .sizing.reset-size3.size5{font-size:1.28571em}.katex .fontsize-ensurer.reset-size3.size6,.katex .sizing.reset-size3.size6{font-size:1.42857em}.katex .fontsize-ensurer.reset-size3.size7,.katex .sizing.reset-size3.size7{font-size:1.71429em}.katex .fontsize-ensurer.reset-size3.size8,.katex .sizing.reset-size3.size8{font-size:2.05714em}.katex .fontsize-ensurer.reset-size3.size9,.katex .sizing.reset-size3.size9{font-size:2.46857em}.katex .fontsize-ensurer.reset-size3.size10,.katex .sizing.reset-size3.size10{font-size:2.96286em}.katex .fontsize-ensurer.reset-size3.size11,.katex .sizing.reset-size3.size11{font-size:3.55429em}.katex .fontsize-ensurer.reset-size4.size1,.katex .sizing.reset-size4.size1{font-size:.625em}.katex .fontsize-ensurer.reset-size4.size2,.katex .sizing.reset-size4.size2{font-size:.75em}.katex .fontsize-ensurer.reset-size4.size3,.katex .sizing.reset-size4.size3{font-size:.875em}.katex .fontsize-ensurer.reset-size4.size4,.katex .sizing.reset-size4.size4{font-size:1em}.katex .fontsize-ensurer.reset-size4.size5,.katex .sizing.reset-size4.size5{font-size:1.125em}.katex .fontsize-ensurer.reset-size4.size6,.katex .sizing.reset-size4.size6{font-size:1.25em}.katex .fontsize-ensurer.reset-size4.size7,.katex .sizing.reset-size4.size7{font-size:1.5em}.katex .fontsize-ensurer.reset-size4.size8,.katex .sizing.reset-size4.size8{font-size:1.8em}.katex .fontsize-ensurer.reset-size4.size9,.katex .sizing.reset-size4.size9{font-size:2.16em}.katex .fontsize-ensurer.reset-size4.size10,.katex .sizing.reset-size4.size10{font-size:2.5925em}.katex .fontsize-ensurer.reset-size4.size11,.katex .sizing.reset-size4.size11{font-size:3.11em}.katex .fontsize-ensurer.reset-size5.size1,.katex .sizing.reset-size5.size1{font-size:.555556em}.katex .fontsize-ensurer.reset-size5.size2,.katex .sizing.reset-size5.size2{font-size:.666667em}.katex .fontsize-ensurer.reset-size5.size3,.katex .sizing.reset-size5.size3{font-size:.777778em}.katex .fontsize-ensurer.reset-size5.size4,.katex .sizing.reset-size5.size4{font-size:.888889em}.katex .fontsize-ensurer.reset-size5.size5,.katex .sizing.reset-size5.size5{font-size:1em}.katex .fontsize-ensurer.reset-size5.size6,.katex .sizing.reset-size5.size6{font-size:1.11111em}.katex .fontsize-ensurer.reset-size5.size7,.katex .sizing.reset-size5.size7{font-size:1.33333em}.katex .fontsize-ensurer.reset-size5.size8,.katex .sizing.reset-size5.size8{font-size:1.6em}.katex .fontsize-ensurer.reset-size5.size9,.katex .sizing.reset-size5.size9{font-size:1.92em}.katex .fontsize-ensurer.reset-size5.size10,.katex .sizing.reset-size5.size10{font-size:2.30444em}.katex .fontsize-ensurer.reset-size5.size11,.katex .sizing.reset-size5.size11{font-size:2.76444em}.katex .fontsize-ensurer.reset-size6.size1,.katex .sizing.reset-size6.size1{font-size:.5em}.katex .fontsize-ensurer.reset-size6.size2,.katex .sizing.reset-size6.size2{font-size:.6em}.katex .fontsize-ensurer.reset-size6.size3,.katex .sizing.reset-size6.size3{font-size:.7em}.katex .fontsize-ensurer.reset-size6.size4,.katex .sizing.reset-size6.size4{font-size:.8em}.katex .fontsize-ensurer.reset-size6.size5,.katex .sizing.reset-size6.size5{font-size:.9em}.katex .fontsize-ensurer.reset-size6.size6,.katex .sizing.reset-size6.size6{font-size:1em}.katex .fontsize-ensurer.reset-size6.size7,.katex .sizing.reset-size6.size7{font-size:1.2em}.katex .fontsize-ensurer.reset-size6.size8,.katex .sizing.reset-size6.size8{font-size:1.44em}.katex .fontsize-ensurer.reset-size6.size9,.katex .sizing.reset-size6.size9{font-size:1.728em}.katex .fontsize-ensurer.reset-size6.size10,.katex .sizing.reset-size6.size10{font-size:2.074em}.katex .fontsize-ensurer.reset-size6.size11,.katex .sizing.reset-size6.size11{font-size:2.488em}.katex .fontsize-ensurer.reset-size7.size1,.katex .sizing.reset-size7.size1{font-size:.416667em}.katex .fontsize-ensurer.reset-size7.size2,.katex .sizing.reset-size7.size2{font-size:.5em}.katex .fontsize-ensurer.reset-size7.size3,.katex .sizing.reset-size7.size3{font-size:.583333em}.katex .fontsize-ensurer.reset-size7.size4,.katex .sizing.reset-size7.size4{font-size:.666667em}.katex .fontsize-ensurer.reset-size7.size5,.katex .sizing.reset-size7.size5{font-size:.75em}.katex .fontsize-ensurer.reset-size7.size6,.katex .sizing.reset-size7.size6{font-size:.833333em}.katex .fontsize-ensurer.reset-size7.size7,.katex .sizing.reset-size7.size7{font-size:1em}.katex .fontsize-ensurer.reset-size7.size8,.katex .sizing.reset-size7.size8{font-size:1.2em}.katex .fontsize-ensurer.reset-size7.size9,.katex .sizing.reset-size7.size9{font-size:1.44em}.katex .fontsize-ensurer.reset-size7.size10,.katex .sizing.reset-size7.size10{font-size:1.72833em}.katex .fontsize-ensurer.reset-size7.size11,.katex .sizing.reset-size7.size11{font-size:2.07333em}.katex .fontsize-ensurer.reset-size8.size1,.katex .sizing.reset-size8.size1{font-size:.347222em}.katex .fontsize-ensurer.reset-size8.size2,.katex .sizing.reset-size8.size2{font-size:.416667em}.katex .fontsize-ensurer.reset-size8.size3,.katex .sizing.reset-size8.size3{font-size:.486111em}.katex .fontsize-ensurer.reset-size8.size4,.katex .sizing.reset-size8.size4{font-size:.555556em}.katex .fontsize-ensurer.reset-size8.size5,.katex .sizing.reset-size8.size5{font-size:.625em}.katex .fontsize-ensurer.reset-size8.size6,.katex .sizing.reset-size8.size6{font-size:.694444em}.katex .fontsize-ensurer.reset-size8.size7,.katex .sizing.reset-size8.size7{font-size:.833333em}.katex .fontsize-ensurer.reset-size8.size8,.katex .sizing.reset-size8.size8{font-size:1em}.katex .fontsize-ensurer.reset-size8.size9,.katex .sizing.reset-size8.size9{font-size:1.2em}.katex .fontsize-ensurer.reset-size8.size10,.katex .sizing.reset-size8.size10{font-size:1.44028em}.katex .fontsize-ensurer.reset-size8.size11,.katex .sizing.reset-size8.size11{font-size:1.72778em}.katex .fontsize-ensurer.reset-size9.size1,.katex .sizing.reset-size9.size1{font-size:.289352em}.katex .fontsize-ensurer.reset-size9.size2,.katex .sizing.reset-size9.size2{font-size:.347222em}.katex .fontsize-ensurer.reset-size9.size3,.katex .sizing.reset-size9.size3{font-size:.405093em}.katex .fontsize-ensurer.reset-size9.size4,.katex .sizing.reset-size9.size4{font-size:.462963em}.katex .fontsize-ensurer.reset-size9.size5,.katex .sizing.reset-size9.size5{font-size:.520833em}.katex .fontsize-ensurer.reset-size9.size6,.katex .sizing.reset-size9.size6{font-size:.578704em}.katex .fontsize-ensurer.reset-size9.size7,.katex .sizing.reset-size9.size7{font-size:.694444em}.katex .fontsize-ensurer.reset-size9.size8,.katex .sizing.reset-size9.size8{font-size:.833333em}.katex .fontsize-ensurer.reset-size9.size9,.katex .sizing.reset-size9.size9{font-size:1em}.katex .fontsize-ensurer.reset-size9.size10,.katex .sizing.reset-size9.size10{font-size:1.20023em}.katex .fontsize-ensurer.reset-size9.size11,.katex .sizing.reset-size9.size11{font-size:1.43981em}.katex .fontsize-ensurer.reset-size10.size1,.katex .sizing.reset-size10.size1{font-size:.24108em}.katex .fontsize-ensurer.reset-size10.size2,.katex .sizing.reset-size10.size2{font-size:.289296em}.katex .fontsize-ensurer.reset-size10.size3,.katex .sizing.reset-size10.size3{font-size:.337512em}.katex .fontsize-ensurer.reset-size10.size4,.katex .sizing.reset-size10.size4{font-size:.385728em}.katex .fontsize-ensurer.reset-size10.size5,.katex .sizing.reset-size10.size5{font-size:.433944em}.katex .fontsize-ensurer.reset-size10.size6,.katex .sizing.reset-size10.size6{font-size:.48216em}.katex .fontsize-ensurer.reset-size10.size7,.katex .sizing.reset-size10.size7{font-size:.578592em}.katex .fontsize-ensurer.reset-size10.size8,.katex .sizing.reset-size10.size8{font-size:.694311em}.katex .fontsize-ensurer.reset-size10.size9,.katex .sizing.reset-size10.size9{font-size:.833173em}.katex .fontsize-ensurer.reset-size10.size10,.katex .sizing.reset-size10.size10{font-size:1em}.katex .fontsize-ensurer.reset-size10.size11,.katex .sizing.reset-size10.size11{font-size:1.19961em}.katex .fontsize-ensurer.reset-size11.size1,.katex .sizing.reset-size11.size1{font-size:.200965em}.katex .fontsize-ensurer.reset-size11.size2,.katex .sizing.reset-size11.size2{font-size:.241158em}.katex .fontsize-ensurer.reset-size11.size3,.katex .sizing.reset-size11.size3{font-size:.281351em}.katex .fontsize-ensurer.reset-size11.size4,.katex .sizing.reset-size11.size4{font-size:.321543em}.katex .fontsize-ensurer.reset-size11.size5,.katex .sizing.reset-size11.size5{font-size:.361736em}.katex .fontsize-ensurer.reset-size11.size6,.katex .sizing.reset-size11.size6{font-size:.401929em}.katex .fontsize-ensurer.reset-size11.size7,.katex .sizing.reset-size11.size7{font-size:.482315em}.katex .fontsize-ensurer.reset-size11.size8,.katex .sizing.reset-size11.size8{font-size:.578778em}.katex .fontsize-ensurer.reset-size11.size9,.katex .sizing.reset-size11.size9{font-size:.694534em}.katex .fontsize-ensurer.reset-size11.size10,.katex .sizing.reset-size11.size10{font-size:.833601em}.katex .fontsize-ensurer.reset-size11.size11,.katex .sizing.reset-size11.size11{font-size:1em}.katex .delimsizing.size1{font-family:KaTeX_Size1}.katex .delimsizing.size2{font-family:KaTeX_Size2}.katex .delimsizing.size3{font-family:KaTeX_Size3}.katex .delimsizing.size4{font-family:KaTeX_Size4}.katex .delimsizing.mult .delim-size1>span{font-family:KaTeX_Size1}.katex .delimsizing.mult .delim-size4>span{font-family:KaTeX_Size4}.katex .nulldelimiter{width:.12em;display:inline-block}.katex .delimcenter,.katex .op-symbol{position:relative}.katex .op-symbol.small-op{font-family:KaTeX_Size1}.katex .op-symbol.large-op{font-family:KaTeX_Size2}.katex .accent>.vlist-t,.katex .op-limits>.vlist-t{text-align:center}.katex .accent .accent-body{position:relative}.katex .accent .accent-body:not(.accent-full){width:0}.katex .overlay{display:block}.katex .mtable .vertical-separator{min-width:1px;display:inline-block}.katex .mtable .arraycolsep{display:inline-block}.katex .mtable .col-align-c>.vlist-t{text-align:center}.katex .mtable .col-align-l>.vlist-t{text-align:left}.katex .mtable .col-align-r>.vlist-t{text-align:right}.katex .svg-align{text-align:left}.katex svg{fill:currentColor;stroke:currentColor;height:inherit;width:100%;display:block;position:absolute}.katex svg path{stroke:none}.katex svg{fill-rule:nonzero;fill-opacity:1;stroke-width:1px;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1}.katex img{border-style:none;min-width:0;max-width:none;min-height:0;max-height:none}.katex .stretchy{width:100%;display:block;position:relative;overflow:hidden}.katex .stretchy:after,.katex .stretchy:before{content:""}.katex .hide-tail{width:100%;position:relative;overflow:hidden}.katex .halfarrow-left{width:50.2%;position:absolute;left:0;overflow:hidden}.katex .halfarrow-right{width:50.2%;position:absolute;right:0;overflow:hidden}.katex .brace-left{width:25.1%;position:absolute;left:0;overflow:hidden}.katex .brace-center{width:50%;position:absolute;left:25%;overflow:hidden}.katex .brace-right{width:25.1%;position:absolute;right:0;overflow:hidden}.katex .x-arrow-pad{padding:0 .5em}.katex .cd-arrow-pad{padding:0 .55556em 0 .27778em}.katex .mover,.katex .munder,.katex .x-arrow{text-align:center}.katex .boxpad{padding:0 .3em}.katex .fbox,.katex .fcolorbox{box-sizing:border-box;border:.04em solid}.katex .cancel-pad{padding:0 .2em}.katex .cancel-lap{margin-left:-.2em;margin-right:-.2em}.katex .sout{border-bottom-style:solid;border-bottom-width:.08em}.katex .angl{box-sizing:border-box;border-top:.049em solid;border-right:.049em solid;margin-right:.03889em}.katex .anglpad{padding:0 .03889em}.katex .eqn-num:before{content:"(" counter(katexEqnNo) ")";counter-increment:katexEqnNo}.katex .mml-eqn-num:before{content:"(" counter(mmlEqnNo) ")";counter-increment:mmlEqnNo}.katex .mtr-glue{width:50%}.katex .cd-vert-arrow{display:inline-block;position:relative}.katex .cd-label-left{text-align:left;display:inline-block;position:absolute;right:calc(50% + .3em)}.katex .cd-label-right{text-align:right;display:inline-block;position:absolute;left:calc(50% + .3em)}.katex-display{text-align:center;margin:1em 0;display:block}.katex-display>.katex{text-align:center;white-space:nowrap;display:block}.katex-display>.katex>.katex-html{display:block;position:relative}.katex-display>.katex>.katex-html>.tag{position:absolute;right:0}.katex-display.leqno>.katex>.katex-html>.tag{left:0;right:auto}.katex-display.fleqn>.katex{text-align:left;padding-left:2em}body{counter-reset:katexEqnNo mmlEqnNo}.lesson-reader-prose{box-sizing:border-box;color:#1e293b;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;word-break:normal;overflow-wrap:normal;-webkit-hyphens:none;hyphens:none;width:100%;max-width:100%;font-size:1rem;line-height:1.75;overflow:visible}.lesson-reader-prose :where(p,li,blockquote,.zy-content-block){max-width:100%;min-width:unset;text-align:justify;text-align-last:left;text-wrap:pretty;-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;white-space:normal;margin:0 0 1em}.lesson-reader-prose :where(p:last-child,li:last-child,blockquote:last-child){margin-bottom:0}.lesson-reader-prose :where(h1,h2,h3,h4,.ls-slide__page-title){-webkit-hyphens:none;hyphens:none;word-break:normal;overflow-wrap:normal;color:#0f172a;border-bottom:2px solid #e2e8f0;margin:1.35em 0 .75em;padding:0 0 .65em;line-height:1.35;text-align:center!important}.lesson-reader-prose :where(h1:first-child,h2:first-child,h3:first-child){margin-top:0}.lesson-reader-prose :where(p:has(>em:only-child),p:has(>i:only-child)){color:#475569;border-bottom:none;margin-bottom:1.25em;font-style:italic;text-align:center!important;text-align-last:center!important}.lesson-reader-prose .ql-align-center{text-align:center!important;text-align-last:center!important}.lesson-reader-prose .ql-align-right{text-align:right!important;text-align-last:right!important}.lesson-reader-prose .ql-align-justify{text-align:justify!important;text-align-last:left!important}.lesson-reader-prose :where(span,em,strong,i,b,u,a){display:inline;width:auto!important;max-width:none!important;min-width:unset!important;letter-spacing:normal!important;word-spacing:normal!important;white-space:normal!important}.lesson-reader-prose :where(ul,ol){text-align:left;margin:0 0 1.15em;padding-left:1.4em}.lesson-reader-prose :where(li){text-align:justify;text-align-last:left;text-wrap:pretty;margin-bottom:.55em}.lesson-reader-prose :where(a){color:#4f46e5;overflow-wrap:anywhere;word-break:normal}.lesson-reader-prose :where(br){line-height:inherit}.lesson-reader-prose :where(pre,code,pre.lesson-formula,pre.lesson-diagram){text-align:left;text-align-last:left;white-space:pre-wrap;word-break:normal;overflow-wrap:normal;overflow-x:auto}.lesson-reader-prose :where(img,figure,.zy-lesson-image,.zy-lesson-video){max-width:100%;margin:1rem auto;display:block}.lesson-reader-prose :where(.zy-content-block--image img){border-radius:10px}.lesson-reader-prose .lesson-math--display{text-align:center;margin:1.15em auto;padding:12px 16px;overflow-x:auto}.lesson-reader-prose .lesson-math--inline{vertical-align:middle;margin:0 .15em;display:inline-block}.lesson-reader-prose .lesson-math--raw{color:#334155;white-space:pre-wrap;background:#f8fafc;border:1px solid #e2e8f0;border-radius:8px;margin:1em 0;padding:12px 14px;font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:.88rem;line-height:1.5;display:block;overflow-x:auto}.lesson-reader-prose .lesson-math-flow{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px 12px;margin:1.15em 0;padding:14px 18px;display:flex}.lesson-reader-prose .lesson-math-flow__step{color:#0f172a;font-weight:700}.lesson-reader-prose .lesson-math-flow__arrow{color:#2563eb;font-size:1.15rem;font-weight:700}.lesson-reader-prose .katex{font-size:1.05em}.lesson-reader-prose .katex-display{margin:0}