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0 auto}.pp-avatarcard__form{flex:1 1 300px;display:flex;flex-direction:column;gap:16px;min-width:0}.pp-colors,.pp-accs{border:0;margin:0;padding:0;min-width:0}.pp-colors legend,.pp-accs legend{font-weight:700;margin-bottom:10px;padding:0}.pp-colors{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}.pp-color{display:flex;flex-direction:column;align-items:center;gap:6px;min-height:120px;padding:10px 6px;border-radius:16px;border:3px solid #E3E8E4;text-align:center;font-weight:700;font-size:16px;cursor:pointer}.pp-color.is-on{border-color:var(--pp-ink)}.pp-color input{width:22px;height:22px;accent-color:var(--pp-green)}.pp-color__dot{width:44px;height:44px;border-radius:50%;border:2px solid var(--pp-ink)}.pp-accs{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,200px),1fr));gap:10px}.pp-acc{display:flex;align-items:center;gap:10px;min-height:var(--pp-touch);padding:8px 14px;border-radius:14px;border:3px solid 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var(--pp-line);background:var(--pp-white);color:var(--pp-ink);text-decoration:none}.pp-item>span:nth-child(2){display:flex;flex-direction:column;flex:1;min-width:0;overflow-wrap:anywhere}.pp-item strong{font-family:var(--ds-font-display);font-size:22px}.pp-item small{color:var(--pp-muted);font-size:17px}.pp-item.is-done{border-color:var(--pp-green)}.pp-item__icon{width:56px;height:56px;border-radius:16px;background:var(--pp-cream-2);display:grid;place-items:center;flex:none}.pp-item.is-done .pp-item__icon{background:var(--pp-green);color:#fff}.pp-lesson__body .prose{font-size:21px;line-height:1.7;color:var(--pp-ink)}@media (max-width: 960px){.pp-row,.pp-exercise__grid,.pp-badgecols{grid-template-columns:minmax(0,1fr)}}@media (max-width: 640px){.pp-top{padding:10px 16px;border-radius:0 0 18px 18px}.pp-main{padding:16px 16px 40px}.pp-hello__title{font-size:24px}.pp-hello__sub{font-size:16px}.pp-starpill{padding:0 16px}.pp-starpill strong{font-size:24px}.pp-h1{font-size:34px}.pp-h2{font-size:24px}.pp-card{padding:18px;border-radius:20px}.pp-btn--big{width:100%;font-size:22px}.pp-question__prompt{font-size:26px}.pp-answer{min-height:80px}.pp-answer__text{font-size:24px}.pp-exercise__progress{align-items:flex-start}.pp-cfeehero,.pp-bubble-card{flex-direction:column;align-items:flex-start}.pp-tiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.pp-tile{min-height:168px;padding:14px;gap:8px}.pp-tile__icon{width:52px;height:52px}.pp-tile__label{font-size:19px}.pp-path{grid-auto-flow:row;grid-auto-columns:auto;overflow:visible}.pp-path:before{left:46px;right:auto;top:20px;bottom:20px;border-top:0;border-left:8px dashed #F1D98A}.pp-step{display:grid;grid-template-columns:76px minmax(0,1fr);column-gap:14px;row-gap:2px;justify-items:start;align-items:center;text-align:left}.pp-step__dot{grid-row:span 4}.pp-step:nth-child(2n){margin-top:0}.pp-step__dot{width:76px;height:76px;flex:none}.pp-week 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0;color:var(--muted)}.pc-muted{color:var(--muted)}.pc-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:16px}.pc-head>div{min-width:0}.pc-kicker{font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}.pc-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:16px}.pc-row{display:flex;flex-wrap:wrap;gap:20px;align-items:stretch}.pc-row>*{min-width:0}.pc-card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:22px;display:flex;flex-direction:column;gap:14px;min-width:0}.pc-card h2{margin:0;font-size:20px;font-family:var(--ds-font-display)}.pc-card__head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:8px}.pc-pill{display:inline-flex;align-items:center;gap:6px;min-height:32px;padding:4px 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#93B4FF!important}.pc-btn-white{background:#fff!important;color:var(--pc-blue)!important;border-color:#fff!important}.pc-bar{height:8px;border-radius:99px;background:var(--paper-2);overflow:hidden}.pc-bar>i{display:block;height:100%;border-radius:inherit;background:var(--pc-blue)}.pc-bar--xp{background:#2e463e}.pc-bar--xp>i{background:var(--ds-yellow)}.pc-bar--on-blue{background:#ffffff40}.pc-bar--on-blue>i{background:var(--ds-yellow)}.pc-bar--warn>i{background:var(--ds-warn)}.pc-hero{background:var(--ds-ink);color:#fff;border-radius:22px;padding:24px;display:flex;flex-wrap:wrap;gap:20px;align-items:center}.pc-level{display:flex;align-items:center;gap:20px;flex:1 1 340px;min-width:0}.pc-level__box{flex:0 0 auto;width:84px;height:84px;border-radius:18px;background:var(--pc-blue);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center}.pc-level__box small{font-size:11px;font-weight:800;letter-spacing:.08em}.pc-level__box strong{font-family:var(--ds-font-display);font-size:34px;line-height:1}.pc-level__body{display:flex;flex-direction:column;gap:8px;min-width:0;flex:1}.pc-level__body strong{font-size:18px}.pc-level__xp{color:var(--ds-yellow);font-weight:800}.pc-level__meta{font-size:14px;color:var(--ds-on-ink)}.pc-daily{flex:1 1 300px;min-width:0;background:var(--ds-ink-2);border-radius:16px;padding:18px;display:flex;flex-direction:column;gap:10px}.pc-daily .pc-kicker{color:#93b4ff}.pc-daily strong{font-size:17px}.pc-daily__foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;font-size:14px;color:var(--ds-on-ink)}.pc-daily__foot b{color:var(--ds-yellow)}.pc-done{display:inline-flex;align-items:center;gap:6px;font-weight:800;color:#7bd3a6;min-height:44px}.pc-resume{flex:2 1 420px;background:var(--pc-blue);color:#fff;border-radius:22px;padding:26px;display:flex;flex-direction:column;gap:12px}.pc-resume h2{margin:0;font-family:var(--ds-font-display);font-size:26px;line-height:1.2}.pc-resume p{margin:0;color:#dce6ff}.pc-resume .pc-kicker{color:#dce6ff}.pc-resume__bar{display:flex;align-items:center;gap:12px}.pc-resume__bar .pc-bar{flex:0 1 200px}.pc-resume>a,.pc-resume>button{align-self:flex-start}.pc-exam{flex:1 1 260px}.pc-exam__count{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.pc-exam__count strong{font-family:var(--ds-font-display);font-size:44px;line-height:1}.pc-exam .pc-kicker{color:var(--pc-blue)}.pc-subjects{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr));gap:12px}.pc-subject{border-radius:14px;background:var(--surface-2);padding:14px 16px;display:flex;flex-direction:column;gap:8px;color:inherit;text-decoration:none;min-height:44px;border:1.5px solid 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span{font-size:14px;color:var(--muted)}.pc-stats{display:flex;gap:12px;flex-wrap:wrap}.pc-stat{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:10px 16px;display:flex;flex-direction:column;min-width:130px}.pc-stat span{font-size:12px;font-weight:800;letter-spacing:.04em;color:var(--muted);text-transform:uppercase}.pc-stat strong{font-family:var(--ds-font-display);font-size:22px}.pc-challenges{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:14px}.pc-ch{border-radius:18px;padding:18px;display:flex;flex-direction:column;gap:8px;background:var(--surface);border:1px solid var(--line);min-width:0}.pc-ch__top{display:flex;justify-content:space-between;align-items:center;gap:8px}.pc-ch__top .pc-kicker{color:var(--pc-blue)}.pc-ch strong{font-size:18px;line-height:1.3}.pc-ch p{margin:0;color:var(--muted);font-size:15px}.pc-ch__foot{margin-top:auto;display:flex;flex-direction:column;gap:6px;padding-top:6px}.pc-ch__foot small{color:var(--muted);font-size:14px}.pc-ch--hot{background:var(--pc-blue);border-color:var(--pc-blue);color:#fff}.pc-ch--hot .pc-kicker,.pc-ch--hot p,.pc-ch--hot small{color:#dce6ff!important}.pc-ch--done{background:var(--pc-ok-tint);border-color:transparent}.pc-ch--done .pc-kicker,.pc-ch--done .pc-ch__xp{color:var(--pc-ok)!important}.pc-ch__xp{font-weight:800;font-size:14px}.pc-special{background:var(--ds-ink);color:#fff;border-radius:22px;padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 340px}.pc-special h2{margin:0;font-family:var(--ds-font-display);font-size:20px}.pc-special p{margin:0;color:var(--ds-on-ink)}.pc-special__item{background:var(--ds-ink-2);border-radius:14px;padding:14px;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;align-items:center}.pc-special__item b{color:var(--ds-yellow)}.pc-badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,140px),1fr));gap:12px}.pc-badge{border-radius:14px;padding:16px 12px;display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;background:var(--pc-blue-tint);color:var(--pc-blue-dark)}.pc-badge strong{color:var(--ink);font-size:15px}.pc-badge small{font-size:13px;color:var(--muted)}.pc-badge--locked{background:var(--surface-2);border:1.5px dashed var(--line-2);color:var(--muted)}.pc-streak{background:var(--ds-yellow-tint);color:var(--ds-yellow-ink);border-radius:22px;padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 280px}.pc-streak h2{margin:0;font-family:var(--ds-font-display);font-size:22px;color:var(--ds-ink)}:root[data-theme=dark] .pc-streak h2{color:var(--ds-yellow-ink)}.pc-streak p{margin:0}.pc-week{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:6px}.pc-week div{display:flex;flex-direction:column;align-items:center;gap:4px;font-size:13px;font-weight:700}.pc-week i{width:100%;max-width:40px;aspect-ratio:1;border-radius:10px;background:#fff;border:1.5px solid transparent}.pc-week 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ease}.ds-progress--sm{height:6px}.ds-progress--yellow>i{background:var(--ds-yellow)}.ds-progress--warn>i{background:var(--ds-warn)}.ds-progress--on-dark{background:var(--ds-ink-3)}.ds-badge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:var(--ds-r-pill);font-size:12px;font-weight:700;white-space:nowrap;line-height:1.4}.ds-badge--square{border-radius:6px;padding:2px 8px}.ds-badge--green{background:var(--ds-green-tint);color:var(--ds-green-dark)}.ds-badge--yellow{background:var(--ds-yellow-tint);color:var(--ds-yellow-ink)}.ds-badge--warn{background:var(--ds-warn-tint);color:var(--ds-warn-ink)}.ds-badge--danger{background:var(--ds-danger-tint);color:var(--ds-danger)}.ds-badge--neutral{background:var(--surface-2);color:var(--muted)}.ds-badge--dark{background:var(--ds-ink);color:#fff}.ds-badge__dot{width:7px;height:7px;border-radius:50%;background:currentColor}.ds-table-wrap{position:relative;overflow-x:auto;-webkit-overflow-scrolling:touch}.ds-table{width:100%;border-collapse:collapse;font-size:14px}.ds-table th{text-align:left;color:var(--muted);font-weight:700;padding:10px 8px;white-space:nowrap}.ds-table td{padding:12px 8px;border-top:1px solid var(--ds-line-soft);vertical-align:middle}.ds-table tr.is-clickable{cursor:pointer}.ds-table tr.is-clickable:hover td{background:var(--surface-2)}[data-theme=dark] .ds-table td{border-top-color:var(--line)}.ds-tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line)}.ds-tab{min-height:var(--ds-tap);padding:0 14px;border:0;background:transparent;font:inherit;font-weight:700;color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;margin-bottom:-1px}.ds-tab[aria-selected=true]{color:var(--ink);border-bottom-color:var(--ds-green)}.ds-tab:focus-visible{outline:2px solid var(--ds-green);outline-offset:-2px}.ds-chips{display:flex;gap:6px;flex-wrap:wrap}.ds-chip{min-height:var(--ds-tap);padding:0 14px;border-radius:var(--ds-r-pill);border:1.5px solid var(--line-2);background:var(--surface);color:var(--ink);font:inherit;cursor:pointer}.ds-chip[aria-pressed=true]{border-color:var(--ds-green);background:var(--ds-green-tint);color:var(--ds-green-dark);font-weight:700}.ds-field{display:flex;flex-direction:column;gap:6px;min-width:0}.ds-field__label{font-weight:700;font-size:14px}.ds-field__hint{font-size:13px;color:var(--muted)}.ds-field__error{font-size:13px;color:var(--ds-danger);font-weight:700}.ds-input,.ds-select,.ds-textarea{min-height:48px;padding:0 14px;border-radius:var(--ds-r-10);border:1.5px solid var(--line-2);font:inherit;font-weight:400;color:var(--ink);background:var(--surface);width:100%;outline:none}.ds-textarea{padding:12px 14px;min-height:96px;resize:vertical}.ds-input:focus,.ds-select:focus,.ds-textarea:focus{border-color:var(--ds-green);box-shadow:0 0 0 3px var(--ds-green-tint)}.ds-input[aria-invalid=true]{border-color:var(--ds-danger)}.ds-check{display:inline-flex;align-items:center;gap:8px;min-height:var(--ds-tap);cursor:pointer}.ds-check input{width:18px;height:18px;accent-color:var(--ds-green)}.ds-radio-cards{display:flex;flex-wrap:wrap;gap:12px}.ds-radio-card{flex:1 1 180px;min-width:0;position:relative;display:flex;flex-direction:column;gap:4px;padding:16px;border-radius:var(--ds-r-12);border:1.5px solid var(--line-2);background:var(--surface);cursor:pointer}.ds-radio-card input{position:absolute;opacity:0;pointer-events:none}.ds-radio-card:has(input:checked){border-color:var(--ds-green);background:var(--ds-green-tint);box-shadow:inset 0 0 0 1px var(--ds-green)}.ds-radio-card:has(input:focus-visible){outline:2px solid var(--ds-green);outline-offset:2px}.ds-radio-card__title{font-weight:700}.ds-radio-card__desc{font-size:13px;color:var(--muted)}.ds-radio-card__aside{font-family:var(--ds-font-display);font-weight:800;font-size:20px}.ds-empty{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding:40px 20px;color:var(--muted)}.ds-empty__title{font-weight:700;color:var(--ink);font-size:16px}.ds-error{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding:14px 16px;border-radius:var(--ds-r-12);background:var(--ds-danger-tint);color:var(--ds-danger)}.ds-notice{padding:12px 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0}}.ds-avatar{flex:none;border-radius:99px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}.ds-sep{height:1px;background:var(--line);border:0;margin:0}.ds-muted{color:var(--muted)}.ds-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.app-viewport{flex:1;min-height:0;overflow:auto}.ds-side__select{min-height:40px;width:100%;padding:0 10px;border-radius:var(--ds-r-8);border:1px solid var(--ds-ink-3);background:var(--ds-ink);color:#fff;font:inherit;font-size:14px}.tutor{flex:1 1 340px;min-width:0;min-height:0;background:var(--ds-ink);color:#dce5e1;padding:20px;display:flex;flex-direction:column;gap:14px;font-family:var(--ds-font-text)}.tutor__head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}.tutor__title{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700}.tutor__mark{width:32px;height:32px;border-radius:9px;background:var(--ds-yellow);color:var(--ds-ink);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:12px}.tutor__pill{font-size:12px;padding:3px 8px;border-radius:var(--ds-r-pill);background:var(--ds-ink-2)}.tutor__list{flex:1;min-height:120px;overflow-y:auto;display:flex;flex-direction:column;gap:14px}.tutor__intro{margin:0;font-size:14px;color:#9fb0a9}.tutor__bubble{padding:12px 14px;border-radius:14px 14px 14px 4px;background:var(--ds-ink-2);font-size:14px;white-space:pre-wrap;overflow-wrap:anywhere}.tutor__bubble--student{align-self:flex-end;max-width:85%;border-radius:14px 14px 4px;background:var(--ds-green);color:#fff}.tutor__reply{max-width:90%;display:flex;flex-direction:column;gap:6px}.tutor__label{font-size:12px;font-weight:700;color:var(--ds-yellow)}.tutor__thinking{font-size:13px;color:var(--ds-yellow)}.tutor__foot{display:flex;flex-direction:column;gap:10px}.tutor__notice{margin:0;padding:10px 12px;border-radius:var(--ds-r-10);background:var(--ds-yellow-tint);color:var(--ds-yellow-ink);font-size:13px}.tutor__chips{display:flex;flex-wrap:wrap;gap:8px}.tutor__chip{min-height:36px;padding:0 12px;border-radius:var(--ds-r-pill);border:1px solid var(--ds-ink-3);background:transparent;color:#dce5e1;font:inherit;font-size:13px;cursor:pointer}.tutor__chip--hint{border-color:var(--ds-yellow);color:var(--ds-yellow);font-weight:700}.tutor__chip:disabled{opacity:.5;cursor:not-allowed}.tutor__chip:focus-visible,.tutor__form button:focus-visible{outline:2px solid var(--ds-yellow);outline-offset:2px}.tutor__form{display:flex;gap:8px;align-items:center;padding:6px 6px 6px 14px;border-radius:var(--ds-r-12);background:#fff}.tutor__form input{flex:1;min-width:0;border:none;outline:none;font:inherit;color:var(--ds-ink);min-height:36px;background:transparent}.tutor__form button{min-height:40px;padding:0 14px;border:none;border-radius:9px;background:var(--ds-green);color:#fff;font:inherit;font-weight:700;cursor:pointer}.tutor__form button:disabled{opacity:.55;cursor:not-allowed}.tutor__fine{font-size:12px;color:#9fb0a9}.st-hero{flex:2 1 520px;min-width:0;display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;padding:28px;border-radius:var(--ds-r-18);background:var(--ds-green);color:#fff}.st-hero__kicker{font-size:13px;font-weight:700;color:var(--ds-green-on);letter-spacing:.04em;text-transform:uppercase}.st-hero__title{font-family:var(--ds-font-display);font-weight:800;font-size:26px;line-height:1.15}.st-hero__bar{display:flex;align-items:center;gap:10px;font-size:14px}.st-hero__bar>div{width:180px;max-width:50vw;height:6px;border-radius:var(--ds-r-pill);background:#2e9466}.st-hero__bar>div>i{display:block;height:6px;border-radius:var(--ds-r-pill);background:var(--ds-yellow)}.st-course-row{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1.4fr) 60px;gap:16px;align-items:center;padding:12px 0;border-bottom:1px solid var(--ds-line-soft);color:inherit;text-decoration:none}.st-course-row:last-child{border-bottom:0}.st-course-row:hover .st-course-row__title{color:var(--ds-green)}.st-course-row__title{font-weight:700}.st-meta{font-size:13px;color:var(--muted)}.st-pct{font-weight:700;text-align:right}.st-todo{list-style:none;margin:0;padding:0;display:flex;flex-direction:column}.st-todo li{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--ds-line-soft)}.st-todo li:last-child{border-bottom:0}.st-todo__when{flex:none;min-width:64px;padding:4px 8px;border-radius:var(--ds-r-8);background:var(--ds-soft);font-size:12px;font-weight:700;text-align:center}.st-todo__when--now{background:var(--ds-yellow-tint);color:var(--ds-yellow-ink)}.st-todo a{color:inherit;text-decoration:none;font-weight:700}.st-todo a:hover{color:var(--ds-green)}.st-big{font-family:var(--ds-font-display);font-weight:800;font-size:36px;line-height:1}.st-big small{font-size:16px;color:var(--muted);font-weight:700}.st-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}.st-course-card{display:flex;flex-direction:column;gap:10px;padding:20px;border-radius:var(--ds-r-18);border:1px solid var(--line);background:var(--surface);min-width:0}.st-course-card h3{margin:0;font-size:18px}.st-course-card__foot{margin-top:auto;display:flex;flex-direction:column;gap:10px}.st-chip-line{display:flex;flex-wrap:wrap;gap:6px;align-items:center;font-size:13px;color:var(--muted)}.st-flash{display:flex;flex-direction:column;gap:16px;padding:28px;border-radius:var(--ds-r-18);border:1px solid var(--line);background:var(--surface);min-height:280px}.st-flash__q{font-family:var(--ds-font-display);font-weight:800;font-size:22px;line-height:1.3;margin:0}.st-flash__opts{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.st-flash__opts li{padding:10px 14px;border-radius:var(--ds-r-10);border:1px solid var(--line)}.st-flash__opts li.is-correct{border-color:var(--ds-green);background:var(--ds-green-tint);color:var(--ds-green-dark);font-weight:700}.st-rate{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.st-rate button{display:flex;flex-direction:column;align-items:center;gap:2px;min-height:56px;padding:8px;border-radius:var(--ds-r-12);border:1.5px solid var(--ds-line-2);background:var(--surface);color:var(--ink);font:inherit;font-weight:700;cursor:pointer}.st-rate button span{font-size:12px;font-weight:400;color:var(--muted)}.st-rate button:disabled{opacity:.45;cursor:not-allowed}.st-rate button.again:not(:disabled):hover{border-color:var(--ds-danger)}.st-rate button.hard:not(:disabled):hover{border-color:var(--ds-warn)}.st-rate button.easy:not(:disabled):hover{border-color:var(--ds-green)}.st-forecast{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px;align-items:end;height:120px}.st-forecast 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