@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/mulish-cyrillic-ext-400-normal-wd4asoXq.woff2)format("woff2"),url(/assets/mulish-cyrillic-ext-400-normal-DGgLiUMh.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/mulish-cyrillic-400-normal-NYULt11J.woff2)format("woff2"),url(/assets/mulish-cyrillic-400-normal-BNekwWHs.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/mulish-vietnamese-400-normal-DoBClvYm.woff2)format("woff2"),url(/assets/mulish-vietnamese-400-normal-wxj85OR_.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/mulish-latin-ext-400-normal-avcijv45.woff2)format("woff2"),url(/assets/mulish-latin-ext-400-normal-CkhBr6wh.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/mulish-latin-400-normal-C9Snyl1s.woff2)format("woff2"),url(/assets/mulish-latin-400-normal-BRmeVNaI.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/mulish-cyrillic-ext-600-normal-vB0dh4Vd.woff2)format("woff2"),url(/assets/mulish-cyrillic-ext-600-normal-B_z2ex1z.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/mulish-cyrillic-600-normal-CKFF8GaG.woff2)format("woff2"),url(/assets/mulish-cyrillic-600-normal-DPq7SEaB.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/mulish-vietnamese-600-normal-DQ5mKFzk.woff2)format("woff2"),url(/assets/mulish-vietnamese-600-normal-BpgYXBxh.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/mulish-latin-ext-600-normal-D7_foosS.woff2)format("woff2"),url(/assets/mulish-latin-ext-600-normal-Chxu7DbI.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/mulish-latin-600-normal-BSghSUeJ.woff2)format("woff2"),url(/assets/mulish-latin-600-normal-BgWMv2vh.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/mulish-cyrillic-ext-700-normal-8rTAbKX1.woff2)format("woff2"),url(/assets/mulish-cyrillic-ext-700-normal-BOPj4Aba.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/mulish-cyrillic-700-normal-Cdb6nxyj.woff2)format("woff2"),url(/assets/mulish-cyrillic-700-normal-C83yEZuV.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/mulish-vietnamese-700-normal-B7ZZnzhK.woff2)format("woff2"),url(/assets/mulish-vietnamese-700-normal-iBzJykbs.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/mulish-latin-ext-700-normal-DmQ9OtDO.woff2)format("woff2"),url(/assets/mulish-latin-ext-700-normal-CZscPGxd.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Mulish;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/mulish-latin-700-normal-DP36JSCV.woff2)format("woff2"),url(/assets/mulish-latin-700-normal-LuPokTVX.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/quicksand-vietnamese-500-normal-CMA0PiFa.woff2)format("woff2"),url(/assets/quicksand-vietnamese-500-normal-DdPH4leT.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/quicksand-latin-ext-500-normal-Rkq3IeWS.woff2)format("woff2"),url(/assets/quicksand-latin-ext-500-normal-BlYHgpcu.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/quicksand-latin-500-normal-_DbwbYKP.woff2)format("woff2"),url(/assets/quicksand-latin-500-normal-7J1fbcAD.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/quicksand-vietnamese-700-normal-5oDqeHTF.woff2)format("woff2"),url(/assets/quicksand-vietnamese-700-normal-BsIWXrxI.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/quicksand-latin-ext-700-normal-8b1JBoEj.woff2)format("woff2"),url(/assets/quicksand-latin-ext-700-normal-DbLsDSEV.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Quicksand;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/quicksand-latin-700-normal-Dpk7G9Y6.woff2)format("woff2"),url(/assets/quicksand-latin-700-normal-HjJN-aaT.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--font-sans:"Mulish", "Muli", system-ui, sans-serif;--fs-caption:12px;--fs-body:15px;--fs-body-lg:18px;--fs-title:20px;--color-bg:#f5f7f8;--color-surface:#fff;--color-appbar:#fefefe;--color-text:#252526;--color-text-heading:#43476a;--color-text-strong:#29395f;--color-text-muted:#546e7a;--color-primary:#2476c2;--color-on-primary:#fff;--color-primary-soft:#eaf4f8;--color-divider:#ececec;--color-border:#d9d9d9;--color-disabled-bg:#e4e4e4;--color-disabled-fg:#727272;--color-class-pill:#e5e5fb;--danger-bg:#fef3f2;--danger-fg:#b42318;--danger-border:#fecdca;--warning-bg:#fffaeb;--warning-fg:#b54708;--info-bg:#f4f3ff;--info-fg:#5925dc;--info-border:#d9d6fe;--radius-sm:10px;--radius-md:15px;--radius-pill:999px;--space-1:4px;--space-2:8px;--space-3:10px;--space-4:12px;--space-5:16px;--shadow-bar:0 2px 4px #00000024;--shadow-card:0 1px 4px #0000001f;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:var(--font-sans);font-size:var(--fs-body);color:var(--color-text)}*{box-sizing:border-box}body{background:var(--color-bg);margin:0}button{font:inherit;border-radius:var(--radius-pill);padding:var(--space-3) var(--space-5);background:var(--color-primary);color:var(--color-on-primary);cursor:pointer;-webkit-tap-highlight-color:transparent;border:0;font-weight:700}button:focus{outline:none}button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}button:disabled{background:var(--color-disabled-bg);color:var(--color-disabled-fg);cursor:default}select,textarea{font:inherit;color:inherit;font-size:max(16px,1em)}.app{flex-direction:column;width:100%;height:100dvh;display:flex}.appbar{z-index:1;min-height:64px;padding:var(--space-3) max(var(--space-5), env(safe-area-inset-left));background:var(--color-appbar);box-shadow:var(--shadow-bar);flex-direction:column;justify-content:center;display:flex;position:relative}@media (height<=320px){.appbar{display:none}}.appbar h1{font-size:var(--fs-body-lg);color:var(--color-text-heading);margin:0;font-weight:700}.appbar p{font-size:var(--fs-caption);color:var(--color-text-muted);margin:2px 0 0}.appbar__row{justify-content:space-between;align-items:center;gap:var(--space-2);display:flex}.icon-button{width:40px;height:40px;color:var(--color-text-muted);background:0 0;flex:none;place-items:center;padding:0;display:grid}.icon-button svg{fill:currentColor;width:20px;height:20px}.sheet{border-radius:var(--radius-md) var(--radius-md) 0 0;background:var(--color-bg);width:100%;max-width:640px;max-height:85dvh;color:inherit;border:0;margin:auto auto 0;padding:0;transition:translate .15s ease-out;box-shadow:0 -2px 12px #0000002e}.sheet[open]{flex-direction:column;animation:.2s ease-out sheet-in;display:flex}.sheet::backdrop{background:#0006;animation:.2s ease-out backdrop-in}@keyframes sheet-in{0%{transform:translateY(100%)}}@keyframes backdrop-in{0%{opacity:0}}.notice{margin:var(--space-2) var(--space-5) 0;padding:var(--space-2) var(--space-4);border-radius:var(--radius-sm);border:1px solid;font-weight:600;line-height:1.4}.notice--danger{background:var(--danger-bg);color:var(--danger-fg);border-color:var(--danger-border)}.chat{flex-direction:column;flex:1;min-height:0;display:flex}.chat__messages{overscroll-behavior:contain;padding:var(--space-5) max(var(--space-5), calc((100% - 960px) / 2));gap:var(--space-3);flex-direction:column;flex:1;display:flex;overflow-y:auto}.unavailable{align-items:center;gap:var(--space-2);max-width:320px;padding:var(--space-5) var(--space-5) calc(var(--space-5) + var(--space-1));text-align:center;background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-card);flex-direction:column;margin:auto;display:flex}.unavailable__icon{width:56px;height:56px;margin-bottom:var(--space-1);border-radius:var(--radius-pill);background:var(--warning-bg);place-items:center;display:grid}.unavailable__icon svg{width:28px;height:28px;fill:var(--warning-fg)}.unavailable__title{font-size:var(--fs-title);color:var(--color-text-heading);margin:0;font-weight:800;line-height:1.3}.unavailable__message{color:var(--color-text-muted);margin:0;line-height:1.45}.chat__older{text-align:center;font-size:var(--fs-caption);color:var(--color-text-muted);margin:0}.chat__empty{max-width:320px;padding:var(--space-5);text-align:center;font-size:var(--fs-body-lg);color:var(--color-text-muted);margin:auto;line-height:1.4}.chat__empty--loading{animation:.2s ease-out .4s both chat-fade-in}@keyframes chat-fade-in{0%{opacity:0}}.chat__exchange{gap:var(--space-3);flex-direction:column;display:flex}.chat__bubble{padding:var(--space-3) var(--space-4);border-radius:var(--radius-md);white-space:pre-wrap;overflow-wrap:anywhere;max-width:min(88%,720px);margin:0;line-height:1.45}.chat__bubble--teacher{background:var(--color-primary);color:var(--color-on-primary);border-bottom-right-radius:var(--space-1);align-self:flex-end}.chat__bubble--assistant{background:var(--color-surface);box-shadow:var(--shadow-card);border-bottom-left-radius:var(--space-1);white-space:normal;align-self:flex-start}.chat__bubble--assistant>:first-child{margin-top:0}.chat__bubble--assistant>:last-child{margin-bottom:0}.chat__bubble--assistant p,.chat__bubble--assistant ul,.chat__bubble--assistant ol{margin:.5em 0}.chat__bubble--assistant ul,.chat__bubble--assistant ol{padding-left:1.25em}.chat__bubble--assistant strong{color:var(--color-text-strong);font-weight:700}.chat__time{margin-top:calc(-1 * var(--space-2));color:var(--color-text-muted);font-size:.75rem}.chat__time--teacher{align-self:flex-end;align-items:center;gap:var(--space-1);display:inline-flex}.chat__receipt{width:14px;height:14px;fill:var(--color-primary)}.chat__receipt--sending{fill:var(--color-text-muted)}.chat__time--assistant{align-self:flex-start}.chat__typing{gap:var(--space-1);padding:var(--space-4);display:flex}.chat__typing span{background:var(--color-text-muted);border-radius:50%;width:8px;height:8px;animation:1.2s ease-in-out infinite typing}.chat__typing span:nth-child(2){animation-delay:.15s}.chat__typing span:nth-child(3){animation-delay:.3s}@keyframes typing{0%,60%,to{opacity:.3;transform:translateY(0)}30%{opacity:1;transform:translateY(-3px)}}@media (prefers-reduced-motion:reduce){.chat__typing span{opacity:.6;animation:none}}.follow-ups__list{gap:var(--space-2);flex-wrap:wrap;margin:0;padding:0;list-style:none;display:flex}.follow-ups__prompt{padding:var(--space-2) var(--space-3);border:1px solid var(--color-primary);background:var(--color-surface);color:var(--color-primary);text-align:left;line-height:1.3}.follow-ups__prompt:disabled{border-color:var(--color-border);background:var(--color-disabled-bg);color:var(--color-disabled-fg)}.chat__failed{padding:var(--space-2) var(--space-4);border:1px solid var(--danger-border);border-radius:var(--radius-md);background:var(--danger-bg);color:var(--danger-fg);align-self:flex-start;margin:0;font-weight:600}.chat__composer{align-items:flex-end;gap:var(--space-2);padding:var(--space-3) max(var(--space-5), calc((100% - 960px) / 2));padding-bottom:max(var(--space-3), env(safe-area-inset-bottom));background:var(--color-surface);display:flex;position:relative;box-shadow:0 -2px 4px #00000014}.composer__input{field-sizing:content;resize:none;min-width:0;min-height:48px;max-height:114px;padding:12px var(--space-5);background:var(--color-bg);border:1px solid var(--color-border);overflow-wrap:anywhere;border-radius:24px;outline:none;flex:1;line-height:22px}.composer__input:focus{border-color:var(--color-primary)}.composer__input::placeholder{color:var(--color-text-muted)}.chat__send{flex:none;place-items:center;width:48px;height:48px;padding:0;display:grid}.chat__send svg{fill:currentColor;width:22px;height:22px}.appbar__title{text-align:center;white-space:nowrap;text-overflow:ellipsis;flex:1;min-width:0;overflow:hidden}.appbar__pill{align-items:center;gap:var(--space-1);height:40px;padding:0 var(--space-3) 0 var(--space-2);background:var(--color-primary-soft);color:var(--color-primary);flex:none;font-size:14px;display:flex}.appbar__pill svg{fill:currentColor;width:18px;height:18px}.drawer{background:var(--color-surface);width:min(85vw,320px);max-width:none;height:100dvh;max-height:none;color:inherit;border:0;margin:0 auto 0 0;padding:0;box-shadow:4px 0 24px #00000024}.drawer[open]{flex-direction:column;animation:.2s ease-out drawer-in;display:flex}.drawer::backdrop{background:#0006;animation:.2s ease-out backdrop-in}@keyframes drawer-in{0%{transform:translate(-100%)}}.drawer__titlebar{justify-content:space-between;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-2) var(--space-2) var(--space-5);display:flex}.drawer__titlebar h2{font-size:var(--fs-title);color:var(--color-text-heading);margin:0}.drawer__new-chat{justify-content:center;align-items:center;gap:var(--space-2);min-height:46px;margin:0 var(--space-4) var(--space-2);display:flex}.drawer__new-chat svg{fill:currentColor;width:18px;height:18px}.drawer__chats{min-height:0;padding:0 var(--space-2) max(var(--space-5), env(safe-area-inset-bottom));flex:1;overflow-y:auto}.drawer__note{padding:var(--space-5) var(--space-2);color:var(--color-text-muted);margin:0}.visually-hidden{clip-path:inset(50%);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.drawer__skeleton-heading{padding:var(--space-5) var(--space-2) var(--space-1);font-size:var(--fs-caption);display:block}.drawer__skeleton-row{min-height:48px;padding:var(--space-2);align-items:center;display:flex}.skeleton{border-radius:var(--radius-pill);background:var(--color-disabled-bg);animation:1.4s ease-in-out infinite skeleton-pulse;display:block}.skeleton--heading{vertical-align:middle;width:28%;height:.8em;display:inline-block}.skeleton--line{height:14px}@keyframes skeleton-pulse{50%{opacity:.45}}@media (prefers-reduced-motion:reduce){.skeleton{animation:none}}.chat__skeleton{gap:var(--space-3);flex-direction:column;animation:.2s ease-out .4s both chat-fade-in;display:flex}.chat__bubble--skeleton{flex-direction:column;width:100%;display:flex}.chat__bubble--teacher.chat__bubble--skeleton{width:60%}.chat__bubble--skeleton .skeleton--line{height:1em;margin:.225em 0}.skeleton--on-primary{background:#ffffff4d}.drawer__group h3{padding:var(--space-5) var(--space-2) var(--space-1);font-size:var(--fs-caption);letter-spacing:.05em;text-transform:uppercase;color:var(--color-text-muted);margin:0;font-weight:700}.drawer__group ul{margin:0;padding:0;list-style:none}.drawer__chat{width:100%;min-height:48px;padding:var(--space-2);border-radius:var(--radius-sm);color:var(--color-text);text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;font-weight:600;display:block;overflow:hidden}.drawer__chat[aria-current=true]{background:var(--color-primary-soft);color:var(--color-primary);font-weight:700}.home{flex-direction:column;flex:1;min-height:0;display:flex}.home__content{overscroll-behavior:contain;justify-content:flex-end;gap:var(--space-4);padding:var(--space-5) max(var(--space-5), calc((100% - 960px) / 2));flex-direction:column;flex:1;display:flex;overflow-y:auto}.prompts{gap:var(--space-3);flex-direction:column;display:flex}.prompts__title{font-size:var(--fs-body);color:var(--color-text-heading);margin:0;font-weight:700}.prompts__list{gap:var(--space-2);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.prompts__prompt{width:100%;padding:var(--space-4) var(--space-5);text-align:left;background:var(--color-surface);color:var(--color-text-strong);border:1px solid var(--color-border);border-radius:var(--radius-md);font-weight:600;line-height:1.35}.prompts__prompt:disabled{background:var(--color-disabled-bg);color:var(--color-disabled-fg)}.context-chip{justify-content:space-between;align-items:center;gap:var(--space-2);margin:0 max(var(--space-5), calc((100% - 960px) / 2)) var(--space-2);padding:var(--space-1) var(--space-1) var(--space-1) var(--space-4);background:var(--color-primary-soft);color:var(--color-text-strong);border-radius:var(--radius-pill);font-weight:600;display:flex}.context-chip__label{align-items:center;gap:var(--space-2);min-width:0;display:flex}.context-chip__dismiss{width:32px;height:32px;color:var(--color-text-muted);font-size:var(--fs-body-lg);background:0 0;flex:none;place-items:center;padding:0;display:grid}.sheet--full{border-radius:0;height:100dvh;max-height:100dvh}.plan-sheet{--plan-font:"Quicksand", var(--font-sans);--plan-text:#29395f;--plan-divider:#d4d4d4;--plan-block-margin:20px;--plan-paragraph-gap:1.25em;background:#fff}.plan-bar{z-index:2;min-height:64px;padding-right:var(--space-5);background:var(--plan-bar);color:#fff;align-items:center;display:flex;position:relative;box-shadow:0 2px 4px #0000003d}.plan-bar__back{background:0 0;flex:none;place-items:center;width:48px;height:48px;margin:5px;padding:0;display:grid}.plan-bar__back svg{width:32px;height:32px}.plan-bar__title{min-width:0;font-size:var(--fs-title);-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:1;margin:0;font-weight:700;line-height:1.2;display:-webkit-box;overflow:hidden}.plan{min-height:0;padding-bottom:env(safe-area-inset-bottom);flex:1;overflow-y:auto;container-type:inline-size}.plan>.chat__empty,.plan>.notice{margin:var(--space-5)}.plan__heading{z-index:1;height:48px;color:var(--plan-text);font-family:var(--plan-font);font-size:24px;font-size:clamp(12px, calc((100cqi - 16px) / (var(--heading-length) * .6)), 24px);white-space:nowrap;text-overflow:ellipsis;background:#aaa;margin:0;padding:8px;font-weight:700;line-height:32px;position:sticky;top:0;overflow:hidden}.plan__heading--overview{background:#e5cbcb}.plan__heading--introduction{background:#cbe5d6}.plan__heading--learnerActivity{background:#fdddf1}.plan__heading--mainActivity{background:#d0e0ff}.plan__heading--conclusion{background:#dbd0ff}.plan__markdown{color:var(--plan-text);font-family:var(--plan-font);overflow-wrap:anywhere;padding:25px 21px;font-size:18px;font-weight:500;line-height:1.25}.plan__image{max-width:100%;height:auto;margin:0 auto;display:block}.plan__markdown :is(p,ul,ol,blockquote,table,pre,hr){margin:0 0 var(--plan-paragraph-gap)}.plan__markdown>:last-child,.plan__markdown blockquote>:last-child,.plan__markdown li>:last-child{margin-bottom:0}.plan__markdown :is(h1,h2,h3,h4,h5,h6){margin:0 0 .6em;font-weight:700;line-height:1.25}.plan__markdown h1{font-size:1.8em}.plan__markdown h2{font-size:1.5em}.plan__markdown :is(h1,h2){border-bottom:1px solid #29395f4a;padding-bottom:.2em}.plan__markdown h3{font-size:1.3em}.plan__markdown h4{font-size:1.2em}.plan__markdown h5{font-size:1.1em}.plan__markdown h6{font-size:1em}.plan__markdown strong{font-weight:700}.plan__markdown a{color:#2a68c6}.plan__markdown code{background:#29395f1a;padding:0 .2em;font-size:.9em}.plan__markdown hr{border:0;border-top:1px solid var(--plan-divider);height:0}.plan__markdown blockquote{padding:.6em var(--space-2) .6em calc(var(--plan-block-margin) - 5px);background:#eaf0f9;border-left:5px solid #2a68c6}.plan__markdown>ol{padding-left:2.75em;list-style:none}.plan__markdown ul,.plan__markdown li ol{padding-left:var(--plan-block-margin)}.plan__markdown ul ul{list-style-type:circle}.plan__markdown ul ul ul{list-style-type:square}.plan__markdown>ol>li{border-bottom:1px solid var(--plan-divider);min-height:1.25em;padding-bottom:.625em;position:relative}.plan__markdown>ol>li+li{margin-top:.625em}.plan__markdown>ol>li:last-child{border-bottom:0}.plan__markdown>ol>li:before{content:counter(list-item);background:var(--plan-text);color:#fff;border-radius:50%;place-items:center;width:2.2em;height:2.2em;display:grid;position:absolute;top:-.475em;left:-2.75em}.plan__markdown table{border-collapse:collapse}.plan__markdown :is(th,td){border:1px solid #29395f4a;padding:4px 8px}.plan__markdown th{font-weight:700}.plan__markdown tbody tr:nth-child(odd){background:#29395f17}.plan-progress{appearance:none;background:color-mix(in srgb, var(--plan-bar) 24%, transparent);width:100%;height:10px;color:var(--plan-bar);border:0;flex:none;display:block}.plan-progress::-webkit-progress-bar{background:color-mix(in srgb, var(--plan-bar) 24%, transparent)}.plan-progress::-webkit-progress-value{background:var(--plan-bar)}.plan-progress::-moz-progress-bar{background:var(--plan-bar)}.plan-card{align-items:center;gap:var(--space-3);max-width:85%;margin-top:var(--space-2);padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-surface);color:inherit;font:inherit;text-align:left;cursor:pointer;display:flex}.plan-card__icon{width:28px;height:28px;fill:var(--color-primary);flex:none}.plan-card__text{flex-direction:column;display:flex}.plan-card__title{color:var(--color-text-heading);font-weight:600}.plan-card__hint{font-size:var(--fs-caption);color:var(--color-text-muted)}