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var(--line);background:#ffffff05;flex-wrap:wrap;align-items:center;gap:2px;padding:6px;display:flex}.rte-btn{min-width:32px;height:32px;color:var(--text-2);cursor:pointer;background:0 0;border:1px solid #0000;border-radius:7px;justify-content:center;align-items:center;padding:0 9px;font-family:inherit;font-size:12.5px;font-weight:600;transition:all .15s;display:inline-flex}.rte-btn:hover{color:var(--text);background:#ffffff14}.rte-sep{background:var(--line);width:1px;height:20px;margin:0 3px}.rte-area{min-height:130px;color:var(--text);overflow-wrap:anywhere;outline:none;padding:13px 14px;font-family:Inter,inherit;font-size:15px;line-height:1.65}.rte-area:empty:before{content:attr(data-ph);color:var(--text-3)}.rte-area:focus{background:#ffffff04}.rte-area h2{margin:.6em 0 .3em;font-family:Sora;font-size:1.3em;font-weight:700;line-height:1.25}.rte-area h3{margin:.5em 0 .3em;font-family:Sora;font-size:1.12em;font-weight:600}.rte-area p{margin:0 0 .8em}.rte-area ul,.rte-area ol{margin:.5em 0;padding-left:1.5em}.rte-area li{margin:.25em 0}.rte-area blockquote{border-left:3px solid var(--accent);color:var(--text-2);margin:.6em 0;padding:.2em 0 .2em 12px}.rte-area a{color:var(--accent-text);text-decoration:underline}.drop-empty{border:1px dashed var(--line-2);text-align:center;color:var(--text-3);border-radius:10px;margin-bottom:8px;padding:14px;font-size:12.5px}.drag-ghost{background:var(--surface-2);border:1px solid var(--accent);box-shadow:0 18px 40px -12px #000000b3,0 0 0 1px color-mix(in srgb,var(--accent) 40%,transparent);color:var(--text);cursor:grabbing;border-radius:12px;align-items:center;gap:10px;max-width:440px;padding:11px 14px;font-size:14px;font-weight:600;display:flex}.drag-ghost .drag-handle{color:var(--accent-text)}.drag-ghost-nm{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.drag-ghost.module{font-family:Sora;font-weight:700}.module-box.drop-target{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent),0 0 26px -8px color-mix(in srgb,var(--accent) 70%,transparent);background:color-mix(in srgb,var(--accent) 6%,var(--surface))}.lesson-box.dragging{opacity:.5;border-style:dashed;border-color:var(--accent);background:color-mix(in srgb,var(--accent) 8%,var(--surface-2))}.drop-empty.active{border-style:solid;border-color:var(--accent);color:var(--accent-text);background:color-mix(in srgb,var(--accent) 9%,transparent)}.vid-preview{margin:2px 0 12px}.vid-preview-lbl{color:var(--text-3);margin-bottom:6px;font-size:12px;font-weight:600}.vid-frame{aspect-ratio:16/9;border:1px solid var(--line-2);background:#000;border-radius:10px;width:100%;max-width:380px;position:relative;overflow:hidden}.vid-frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.vid-preview-empty{color:var(--text-3);border:1px dashed var(--line-2);border-radius:10px;max-width:380px;padding:10px 12px;font-size:12.5px}.lesson-vidgrid{flex-wrap:wrap;align-items:flex-start;gap:18px;display:flex}.lvg-left{flex:1;min-width:240px}.lvg-right{flex:none;width:320px}.lvg-right .vid-preview{margin:0}.lvg-right .vid-frame,.lvg-right .vid-preview-empty{max-width:none}@media (max-width:720px){.lvg-right{width:100%}.lvg-right .vid-frame,.lvg-right .vid-preview-empty{max-width:380px}}.hse{flex-direction:column;gap:18px;display:flex}.hse-top{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.hse-note{color:var(--text-2);flex:1;min-width:260px;margin:0;font-size:13px}.hse-sec{border:1px solid var(--line);background:#ffffff05;border-radius:16px;padding:14px 16px}.hse-sec.off{opacity:.55}.hse-bar{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.hse-id{flex-wrap:wrap;align-items:center;gap:9px;min-width:0;display:flex}.hse-id b{letter-spacing:-.01em;font-family:Sora;font-size:18px}.hse-sub{color:var(--text-3);font-size:12.5px}.hse-tag{border:1px solid var(--line-2);color:var(--text-2);border-radius:20px;padding:2px 8px;font-size:10.5px;font-weight:700}.hse-tag.manual{color:var(--accent-text);border-color:color-mix(in srgb,var(--accent) 45%,transparent);background:var(--accent-soft)}.hse-tag.off{color:#f8b36c;border-color:#f8b36c66}.hse-acts{flex-wrap:wrap;align-items:center;gap:6px;margin-left:auto;display:flex}.hse-acts form{display:inline}.hse-hint{color:var(--text-3);margin-top:8px;font-size:12px}.hse-add{justify-content:center;padding:6px 0 10px;display:flex}