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246;--cuenio-success:#12795b;--cuenio-success-soft:#e8f7f1;--cuenio-warning:#9a6212;--cuenio-warning-soft:#fff5e3;--cuenio-danger:#bc3030;--cuenio-danger-soft:#fdeded;--cuenio-night:#1a1325;--cuenio-night-rgb:26 19 37;--cuenio-video-bg:#120d18;--cuenio-glass-rgb:255 251 253;--cuenio-pastel:linear-gradient(115deg, #f9c4da 0%, #d9cbfa 52%, #bfe0f6 100%);--cuenio-pastel-soft:linear-gradient(120deg, #fff5f9 0%, #f8f6ff 55%, #f1f8fe 100%);--cuenio-ui-scale:1;font-size:calc(14px * var(--cuenio-font-scale,1));background:var(--cuenio-surface);border:1px solid var(--cuenio-line);color:var(--cuenio-ink);border-radius:24px;overflow:hidden;box-shadow:0 1px 2px #2b22400d,0 24px 52px -30px #79367057;container-type:inline-size}.eb3M1W_player:fullscreen{background:var(--cuenio-surface-2);padding:20px;overflow:auto}.eb3M1W_player button,.eb3M1W_player input,.eb3M1W_player select{font-family:inherit}.eb3M1W_player button{cursor:pointer}.eb3M1W_player 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13px;font-size:13px;font-weight:650;display:flex}.eb3M1W_videoLayout{grid-template-columns:minmax(0, 1fr) minmax(0, var(--cuenio-panel-size,35%));border-top:1px solid var(--cuenio-line);background:var(--cuenio-surface-2);grid-template-rows:min-content minmax(0,1fr);grid-template-areas:"video activity""controls activity";align-items:start;display:grid;position:relative}.eb3M1W_player[data-placement=left] .eb3M1W_videoLayout{grid-template-columns:minmax(0, var(--cuenio-panel-size,35%)) minmax(0, 1fr);grid-template-areas:"activity video""activity controls"}.eb3M1W_player[data-placement=top] .eb3M1W_videoLayout{grid-template:"activity""video""controls"/minmax(0,1fr)}.eb3M1W_player[data-placement=bottom] .eb3M1W_videoLayout{grid-template:"video""controls""activity"/minmax(0,1fr)}.eb3M1W_player[data-placement=overlay] .eb3M1W_videoLayout{grid-template:"video""controls"/minmax(0,1fr)}.eb3M1W_stageControls{background:var(--cuenio-surface-2);grid-area:controls;min-width:0;padding:0 20px 20px}.eb3M1W_stageColumn{display:contents}.eb3M1W_videoFrame{background:var(--cuenio-video-bg);border-radius:16px;grid-area:video;min-width:0;min-height:0;margin:20px 20px 0;position:relative;overflow:hidden;box-shadow:0 14px 30px -18px #1a13258c}.eb3M1W_videoSurface{aspect-ratio:16/9;background:var(--cuenio-video-bg);width:100%;position:relative}.eb3M1W_videoSurface video,.eb3M1W_youtubeHost,.eb3M1W_youtubeHost iframe{border:0;width:100%;height:100%;display:block}.eb3M1W_videoSurface video{object-fit:contain}.eb3M1W_youtubeHost{position:absolute;inset:0}.eb3M1W_loadingMedia{color:#d7cbe6;font-size:calc(13px * var(--cuenio-font-scale,1));pointer-events:none;place-items:center;display:grid;position:absolute;inset:0}.eb3M1W_mediaMissing{aspect-ratio:16/9;text-align:center;color:#f4ecfa;flex-direction:column;justify-content:center;gap:10px;padding:25px;display:flex}.eb3M1W_mediaMissing strong{font-size:calc(18px * var(--cuenio-font-scale,1))}.eb3M1W_mediaMissing p{color:#bdb2cf;font-size:calc(13px * var(--cuenio-font-scale,1));margin:0;line-height:1.7}.eb3M1W_mediaError{color:#ffeef4;font-size:calc(12px * var(--cuenio-font-scale,1));z-index:4;background:#3a2531f0;border:1px solid #f4a8c666;border-radius:12px;padding:14px;line-height:1.6;position:absolute;inset:auto 15px 50px}.eb3M1W_mediaError small{color:#e3d2dc;margin-top:5px;display:block}.eb3M1W_overlays{pointer-events:none;position:absolute;inset:0 0 42px;overflow:hidden}.eb3M1W_cueOverlay{box-sizing:border-box;overscroll-behavior:contain;width:max-content;min-width:0;color:var(--cuenio-ink);pointer-events:auto;text-align:left;background:#fffbfdf2;border:1px solid #ffffffb3;border-radius:.92em;font-weight:600;line-height:1.4;display:flex;position:absolute;overflow:auto;box-shadow:0 6px 18px -6px #1a132566;font-size:calc(12px * var(--cuenio-font-scale,1))!important}.eb3M1W_cueOpen{box-sizing:border-box;border-radius:inherit;min-width:0;min-height:100%;color:inherit;font:inherit;line-height:inherit;text-align:left;background:0 0;border:0;flex:auto;align-items:flex-start;gap:.55em;margin:0;padding:.58em .92em;display:flex}.eb3M1W_player .eb3M1W_cueOpen:focus-visible{outline-offset:-3px}.eb3M1W_cueOverlay svg{width:1.15em;height:1.15em;color:var(--cuenio-accent);flex-shrink:0;margin-top:.14em}.eb3M1W_cueOverlay .eb3M1W_cueOpen span{overflow-wrap:anywhere;text-wrap:pretty;min-width:0}.eb3M1W_cueOverlay>button.eb3M1W_resizeCorner{border-radius:0 0 .92em;width:14px;height:14px}.eb3M1W_posterOverlay{pointer-events:auto;color:var(--cuenio-ink);font-size:calc(12px * var(--cuenio-font-scale,1));background:#fffffff5;border:1px solid #fffc;border-radius:12px;padding:.83em 1em;line-height:1.5;position:absolute;overflow:auto;box-shadow:0 6px 18px -6px #1a132559}.eb3M1W_posterOverlay p{text-wrap:pretty;margin:0}.eb3M1W_posterOverlay figure{margin:0}.eb3M1W_posterOverlay img{object-fit:contain;max-width:100%;max-height:220px}.eb3M1W_posterOpen{color:var(--cuenio-accent-strong);background:0 0;border:0;margin-top:.5em;padding:0;font-weight:650;display:block;font-size:calc(10px * var(--cuenio-font-scale,1))!important}.eb3M1W_quizOverlay{background:rgb(var(--cuenio-accent-rgb) / .95);border-color:rgb(var(--cuenio-accent-soft-rgb) / .9);color:var(--cuenio-on-accent)}.eb3M1W_quizOverlay svg{color:var(--cuenio-on-accent)}.eb3M1W_playbackBar{align-items:center;gap:10px;padding:15px 0 6px;display:flex}.eb3M1W_iconButton{min-width:34px;height:34px;color:var(--cuenio-ink-2);background:0 0;border:0;border-radius:10px;place-items:center;padding:0;transition:background-color .15s,color 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svg{flex-shrink:0;width:1.05em;height:1.05em}.eb3M1W_quizTag{color:var(--cuenio-accent-strong);background:var(--cuenio-accent-soft)}.eb3M1W_resourceTag{color:var(--cuenio-secondary);background:var(--cuenio-secondary-soft)}.eb3M1W_cardMeta time{color:var(--cuenio-muted);font-variant-numeric:tabular-nums;font-size:1em}.eb3M1W_activityCard h3{font-size:calc(15px * var(--cuenio-font-scale,1));letter-spacing:-.015em;overflow-wrap:anywhere;margin:.8em 0 .87em;font-weight:700;line-height:1.6}.eb3M1W_cueList{flex:auto;padding:8px 10px 12px}.eb3M1W_cueList>button{align-items:center;gap:calc(12px * var(--cuenio-ui-scale,1));padding:calc(11px * var(--cuenio-ui-scale,1)) calc(10px * var(--cuenio-ui-scale,1));border:0;border-bottom:1px solid var(--cuenio-line);background:var(--cuenio-surface);text-align:left;border-radius:calc(12px * var(--cuenio-ui-scale,1));width:100%;color:var(--cuenio-ink-2);transition:background-color 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time{color:var(--ink-500);font-variant-numeric:tabular-nums;margin-left:auto}.CMZyCG_apiPanel a{color:var(--rose-700);margin-top:9px;font-size:13px;font-weight:600;text-decoration:none;display:block}.CMZyCG_apiPanel p{color:var(--ink-600);margin:14px 0;font-size:12.5px}.CMZyCG_apiPanel code{color:var(--ink-900);font-family:var(--font-mono);font-size:12px;font-weight:600}.CMZyCG_apiPanel small{color:var(--ink-500);font-size:12px;line-height:1.7;display:block}@media (max-width:900px){.CMZyCG_workspace{grid-template-columns:215px minmax(0,1fr);gap:14px}.CMZyCG_shell{padding:22px 16px}.CMZyCG_sidebar{padding:14px}.CMZyCG_devGrid{grid-template-columns:1fr}}@media (max-width:680px){.CMZyCG_shell{padding:18px 12px 40px}.CMZyCG_header{flex-direction:column;gap:13px}.CMZyCG_header h1{font-size:24px}.CMZyCG_workspace{grid-template-columns:1fr}.CMZyCG_sidebar{grid-template-columns:1fr 1fr;gap:12px;display:grid}.CMZyCG_progress{margin:0;padding:12px}.CMZyCG_lessons,.CMZyCG_hint{grid-column:1/-1}.CMZyCG_lessons{grid-template-columns:1fr 1fr;gap:6px;margin:0}.CMZyCG_lessons button{gap:8px;padding:9px 6px}.CMZyCG_lessons button>span{width:26px;height:26px}.CMZyCG_lessons strong{font-size:12.5px}.CMZyCG_materials{margin:0;padding:8px 0 0}.CMZyCG_complete{align-self:center;margin:0}.CMZyCG_disclaimer{font-size:12px}.CMZyCG_controls{padding:14px}.CMZyCG_brand span{margin-left:2px}}.CMZyCG_settingsJson{border:1px solid var(--line);background:var(--surface-2,#f8f4fa);max-height:240px;color:var(--ink-800);white-space:pre;border-radius:12px;margin:12px 0 0;padding:12px 14px;font:12px/1.55 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow:auto}.CMZyCG_settingsJson:focus-visible{outline:2.5px solid var(--rose-400,#e35d93);outline-offset:2px}