:root{--sp-1:2px;--sp-2:4px;--sp-3:6px;--sp-4:8px;--sp-5:12px;--sp-6:16px;--sp-7:20px;--sp-8:24px;--sp-9:32px;--pad-tile:10px 12px;--pad-row:12px 14px;--pad-card:18px 20px;--bg:#fff;--bg-inset:#f7f6f3;--bg-inset-2:#ecebe8;--ink:#37352f;--ink-strong:#1a1a18;--muted:#787774;--line:#37352f1a;--line-solid:#e6e4e0;--accent:#55534e;--phase-obj:#5b6472;--phase-obj-bg:#eff1f3;--phase-starter:#1f6fbf;--phase-starter-bg:#e8f1fa;--phase-teach:#c8402f;--phase-teach-bg:#fbeeeb;--phase-check:#a35f00;--phase-check-bg:#fbf2e2;--phase-practice:#3f7d52;--phase-practice-bg:#eaf3ec;--phase-review:#7a52a3;--phase-review-bg:#f3eff8;--file-slides:#c74634;--file-document:#2b5797;--file-spreadsheet:#217346;--file-pdf:#d4568a;--file-image:#8a6d3b;--phase-reteach:#8f2d20;--phase-reteach-bg:#f8e8e5;--support:#2383e2;--support-bg:#f0f7fc;--challenge:#9065b0;--challenge-bg:#f7f3fa;--answer:#548164;--answer-bg:#edf3ec;--subj-slate:#5b6472;--subj-slate-bg:#eff1f3;--subj-blue:#1f6fbf;--subj-blue-bg:#e8f1fa;--subj-teal:#12726b;--subj-teal-bg:#e3f2f0;--subj-green:#3f7d52;--subj-green-bg:#eaf3ec;--subj-amber:#a35f00;--subj-amber-bg:#fbf2e2;--subj-red:#c8402f;--subj-red-bg:#fbeeeb;--subj-pink:#b0356b;--subj-pink-bg:#fbecf2;--subj-purple:#7a52a3;--subj-purple-bg:#f3eff8;--ok:#548164;--mid:#c29343;--bad:#c4554d;--yellow:#b59421;--yellow-bg:#f8f4e2;--orange:#bf7137;--orange-bg:#fbf0e7;--danger:#c4554d;--chip-ok-bg:#e6f4ea;--chip-ok-fg:#0b5b21;--chip-bad-bg:#fde7e7;--chip-bad-fg:#8a1313;--salmon:#d4695c;--salmon-bg:#fdeeeb;--salmon-border:#f0cfc9;--danger-bg:#fdebec;--flag-bg:#fdf6e9;--flag-border:#f0d8ae;--flag-ink:#6b5327;--flag-ink-strong:#4a3a1b;--shell:#151513;--shell-2:#232320;--shell-3:#2e2e2a;--shell-line:#333330;--shell-ink:#e9e9e7;--shell-muted:#8a8a86;--radius:6px;--sidebar-w:242px;--btn-bg:var(--ink-strong);--btn-ink:#fff;--btn-secondary-bg:var(--bg);--btn-danger-border:#ebd2d0;--brand-logo:url(data:,);--brand-icon:url(data:,);--nav-label:#6b6a66;--on-colour:#fff;--card-shadow:0 1px 2px #37352f0d, 0 8px 24px #37352f0d;--now-ink:color-mix(in srgb, var(--phase-practice) 80%, var(--ink-strong));--teach-ink:color-mix(in srgb, var(--phase-teach) 80%, var(--ink-strong));--quiet-ink:color-mix(in srgb, var(--muted) 80%, var(--ink-strong));--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--bg:#191918;--bg-inset:#212120;--bg-inset-2:#2c2c2a;--ink:#e4e3df;--ink-strong:#f5f4f1;--muted:#97968f;--line:#ffffff1a;--line-solid:#343432;--accent:#e8705f;--phase-starter:#6fa8dc;--phase-starter-bg:#1b2a38;--phase-teach:#e8705f;--phase-teach-bg:#33201c;--phase-check:#dcae62;--phase-check-bg:#332a1b;--phase-practice:#7fae8c;--phase-practice-bg:#1e2a21;--phase-review:#b389d0;--phase-review-bg:#2a2233;--file-slides:#e8836f;--file-document:#7ba3e0;--file-spreadsheet:#5fbd8a;--file-pdf:#eb8fb4;--file-image:#c9a86a;--phase-reteach:#f0938a;--phase-reteach-bg:#3a201d;--phase-obj:#9aa4b2;--phase-obj-bg:#262a2f;--support:#5aa9f0;--support-bg:#1b2a38;--challenge:#b389d0;--challenge-bg:#2a2233;--answer:#7fae8c;--answer-bg:#1e2a21;--subj-slate:#9aa4b2;--subj-slate-bg:#262a2f;--subj-blue:#6fa8dc;--subj-blue-bg:#1b2a38;--subj-teal:#63b8ae;--subj-teal-bg:#16302d;--subj-green:#7fae8c;--subj-green-bg:#1e2a21;--subj-amber:#dcae62;--subj-amber-bg:#332a1b;--subj-red:#e8705f;--subj-red-bg:#33201c;--subj-pink:#e08bae;--subj-pink-bg:#33202a;--subj-purple:#b389d0;--subj-purple-bg:#2a2233;--ok:#7fae8c;--mid:#dcae62;--yellow:#d8c065;--yellow-bg:#2a2618;--orange:#d9945e;--orange-bg:#2c211a;--bad:#e0776e;--danger:#e0776e;--chip-ok-bg:#1d3325;--chip-ok-fg:#a8d8b6;--chip-bad-bg:#3a2220;--chip-bad-fg:#f0b0aa;--salmon:#e8705f;--salmon-bg:#33211d;--salmon-border:#4d2f2a;--danger-bg:#331f1d;--flag-bg:#332a1b;--flag-border:#4d3f24;--flag-ink:#dcae62;--flag-ink-strong:#ecd0a0;--brand-logo:url(data:,);--brand-icon:url(data:,);--nav-label:#97968f;--on-colour:#191918;--card-shadow:0 0 0 transparent;--lightningcss-light: ;--lightningcss-dark:initial;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--btn-bg:var(--accent);--btn-ink:#2a0f0c;--btn-secondary-bg:var(--bg-inset);--btn-danger-border:#4a2b28}:root[data-theme=dark] .nav-item.is-on{background:var(--bg-inset-2);color:var(--ink)}:root[data-theme=dark] .inl:focus{background:var(--bg-inset)}.brand-mark{background:var(--brand-logo) left center / contain no-repeat;width:100%;height:30px;display:block}.brand-mark.icon{background-image:var(--brand-icon);height:26px}.workspace .brand-mark{width:168px}.login-wrap .brand-mark{background-position:50%;height:38px;margin-bottom:18px}.ico-svg{vertical-align:-.2em;flex:none;display:inline-block}.theme-toggle{border:1px solid var(--line-solid);width:100%;color:var(--muted);border-radius:var(--radius);cursor:pointer;background:0 0;align-items:center;gap:7px;margin-bottom:8px;padding:5px 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14px 0;scroll-padding-bottom:184px}.sidebar.tnav .workspace{align-self:flex-start;padding:4px 10px 18px}.sidebar.tnav .workspace .brand-mark{width:100px;height:34px}.sidebar.tnav .nav-label{letter-spacing:.08em;color:var(--nav-label);margin:16px 12px 4px;font-size:11px;font-weight:700}.sidebar.tnav .workspace+.nav-toggle+.nav-label{margin-top:2px}.sidebar.tnav .nav-item{min-height:44px;color:var(--ink);border-radius:8px;gap:11px;padding:0 12px;font-size:14.5px;font-weight:500}.sidebar.tnav .nav-item>.ico-svg{color:var(--nav-label)}.sidebar.tnav .nav-item.is-on{font-weight:650}.sidebar.tnav .nav-item.is-on>.ico-svg{color:var(--ink)}.sidebar.tnav .nav-item.nav-sub{color:var(--ink);margin-left:0;font-size:14px}.sidebar.tnav .nav-class{padding-right:10px}.tnav-dot{flex:none;justify-content:center;width:18px;display:flex}.tnav-dot:before{content:"";background:var(--cls-c);border-radius:50%;width:8px;height:8px}.sidebar.tnav 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11px;font-size:12px;display:inline-flex}.sp-t b{color:var(--ink-strong);font-weight:600}.sp-t.t-ok{--t:var(--ok)}.sp-t.t-yellow{--t:var(--yellow)}.sp-t.t-orange{--t:var(--orange)}.sp-t.t-ok,.sp-t.t-yellow,.sp-t.t-orange{border-color:color-mix(in srgb, var(--t) 42%, var(--line-solid))}.sp-t .sp-t-sym{color:var(--t);font-size:11.5px;line-height:1}.sp-t.is-zero{opacity:.5}.sp-t.is-zero b{color:var(--muted);font-weight:500}.list li.sp-row.is-editing,.list li.kp-row.is-editing{background:var(--bg-inset);box-shadow:inset 3px 0 0 var(--accent);padding:14px 16px 16px;display:block}.sp-editor-h{flex-wrap:wrap;align-items:baseline;gap:10px;margin-bottom:12px;display:flex}.sp-editor-h b{color:var(--ink-strong);font-size:13px}.sp-fields{flex-wrap:wrap;align-items:flex-start;gap:14px;display:flex}.sp-fields label{margin-top:0}.sp-f-code{flex:0 0 150px}.sp-f-code input{font-family:var(--font-mono), monospace;font-size:12.5px}.sp-f-text{flex:320px;min-width:0}.sp-f-text 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