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9px;font-size:11.5px;font-weight:600}.rd-langue button:hover:not(:disabled){color:var(--text)}.rd-langue button[aria-pressed=true]{background:var(--accent);color:#fff}.rd-langue button:disabled{cursor:default}.rd-langue button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.rd-langue[data-attente="1"]{opacity:.6}.rd-apercu{border:1px dashed color-mix(in srgb, var(--of-yellow) 60%, var(--border));background:color-mix(in srgb, var(--of-yellow) 10%, transparent);color:var(--text);border-radius:10px;margin:0 0 14px;padding:9px 12px;font-size:12px;font-weight:500;line-height:1.4}.rd-signaler{color:var(--text-subtle);text-underline-offset:3px;margin-top:10px;font-size:12px;text-decoration:underline;display:inline-block}.rd-signaler:hover{color:var(--text)}.rd-side-body{scrollbar-width:none;flex-direction:column;flex:1;gap:20px;min-height:0;padding:20px 22px 26px;display:flex;overflow:hidden auto}.rd-side-body::-webkit-scrollbar{width:0;height:0;display:none}.rd-scrollrail{background:var(--track);z-index:31;width:6px;transition:opacity var(--of-dur-base) var(--of-ease);border-radius:999px;position:absolute;top:26px;bottom:26px;right:11px}.rd-scrollrail.is-hidden{opacity:0;pointer-events:none}.rd-scrollthumb{background:color-mix(in srgb, var(--accent) 50%, var(--border-strong));cursor:grab;transition:background var(--of-dur-fast);border-radius:999px;position:absolute;left:0;right:0}.rd-scrollthumb:hover{background:var(--accent)}.rd-scrollthumb.is-drag{cursor:grabbing;background:var(--accent)}.rd-side-toggle{top:50%;right:calc(var(--side-right,30px) + var(--side-w,388px) + 9px);border:1px solid var(--border);background:var(--surface);width:28px;height:66px;color:var(--text-muted);cursor:pointer;box-shadow:var(--card-shadow), -14px 0 34px #00000024;z-index:33;transition:color var(--of-dur-fast), border-color var(--of-dur-fast), transform var(--of-dur-fast), opacity var(--of-dur-base) var(--of-ease);border-radius:13px;justify-content:center;align-items:center;display:flex;position:absolute;transform:translateY(-50%)}.glass-on .rd-side-toggle{-webkit-backdrop-filter:blur(18px)saturate(1.5)}.rd-side-toggle:hover{color:var(--text);border-color:var(--border-strong)}.rd-side-toggle:active{transform:translateY(-50%)scale(.94)}.rd-side-toggle.is-hidden{opacity:0;pointer-events:none;transform:translateY(-50%)translate(16px)}.rd-rail{width:var(--rail-w,62px);background:var(--surface);border:1px solid var(--border);box-shadow:var(--card-shadow), -18px 0 50px #00000029;z-index:32;transition:opacity var(--of-dur-base) var(--of-ease), transform var(--of-dur-slow) var(--of-ease);border-radius:26px;flex-direction:column;align-items:center;gap:11px;padding:13px 0 15px;display:flex;position:absolute;top:50%;right:22px;transform:translateY(-50%)}.glass-on .rd-rail{-webkit-backdrop-filter:blur(calc(var(--glass-blur) + 8px)) saturate(1.5)}.rd-rail.is-hidden{opacity:0;pointer-events:none;transform:translateY(-50%)translate(26px)}.rd-rail-open{cursor:pointer;background:0 0;border:0;flex-direction:column;align-items:center;gap:7px;padding:0;display:flex}.rd-rail-mark{box-shadow:none;background:0 0;justify-content:center;align-items:center;display:flex}.rd-rail-mark img,.rd-rail-mark svg{width:25px!important;height:25px!important}.rd-rail-chev{width:22px;height:18px;color:var(--text-subtle);background:var(--track);transition:color var(--of-dur-fast), background var(--of-dur-fast);border-radius:6px;justify-content:center;align-items:center;display:flex}.rd-rail-open:hover .rd-rail-mark{transform:translate(-2px)}.rd-rail-open:hover .rd-rail-chev{color:var(--text);background:var(--border-strong)}.rd-rail-div{background:var(--border);flex:none;width:26px;height:1px}.rd-rail-items{flex-direction:column;align-items:center;gap:9px;display:flex}.rd-rail-btn{cursor:pointer;border:1px solid color-mix(in srgb, var(--ic) 26%, transparent);background:color-mix(in srgb, var(--ic) 13%, transparent);width:42px;height:42px;color:color-mix(in srgb, var(--ic) 62%, var(--text));transition:background var(--of-dur-fast), border-color var(--of-dur-fast), color var(--of-dur-fast), transform var(--of-dur-fast);border-radius:14px;flex:none;justify-content:center;align-items:center;display:flex}.rd-rail-btn:hover{background:color-mix(in srgb, var(--ic) 22%, transparent);border-color:color-mix(in srgb, var(--ic) 48%, transparent);color:color-mix(in srgb, var(--ic) 78%, var(--text));transform:translate(-2px)}.rd-rail-btn:active{transform:translate(-2px)scale(.94)}.rd-side-body>section{min-width:0}.rd-side-body>section:empty{display:none}@media (max-width:880px){.rd-side{width:min(86vw,360px);right:16px}.rd-scrollrail{right:6px}}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}.html-lesson-stage{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent;flex-direction:column;flex:1;justify-content:flex-start;align-items:center;width:100%;height:100%;min-height:0;padding:26px;display:flex;overflow:auto}.html-lesson-content{flex-direction:column;align-items:center;gap:24px;width:100%;max-width:100%;margin:0 auto;display:flex}.html-lesson-content .doc-wrap{background:0 0!important;flex-direction:column!important;align-items:center!important;gap:24px!important;width:100%!important;min-height:auto!important;padding:0!important;display:flex!important}.html-lesson-content .doc-page{box-shadow:var(--page-shadow,0 8px 24px #00000024)!important;flex-shrink:0!important;margin:0 auto!important}.html-lesson-content img{max-width:100%;height:auto}.html-lesson-content svg{max-width:100%}@media (max-width:860px){.html-lesson-stage{padding:12px}.html-lesson-content .doc-page{border-radius:12px!important;width:100%!important;min-height:auto!important;padding:20px 14px!important}.html-lesson-content .doc-header{margin:-20px -14px 16px!important;padding:0 14px!important}}