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auto}.wechat-layout-root>*{flex:1;min-height:0}.wechat-layout-root{overscroll-behavior-y:contain;-webkit-overflow-scrolling:touch}.wechat-layout-root *{-webkit-tap-highlight-color:transparent!important}.wechat-layout-root button,.wechat-layout-root a,.wechat-layout-root [role=button]{-webkit-touch-callout:none}@supports not (width:1cqw){:root{--quiz-unit:min(.052083vw, .092593vh);--quiz-topbar-height:calc(var(--app-safe-top) + 6.6667vh);--quiz-bottom-hub-height:calc(4rem + var(--app-safe-bottom));--quiz-side-gutter:5vw;--quiz-content-width:min(47.9167vw, calc(100vw - var(--quiz-side-gutter) * 2));--quiz-title-width:min(42.7083vw, calc(100vw - var(--quiz-side-gutter) * 2));--quiz-choice-width:min(23.9583vw, calc(100vw - var(--quiz-side-gutter) * 2));--quiz-choice-gap:1.1111vh;--quiz-middle-spacer:14.8vh}@media (width<=768px){.focus-layout__center{padding-bottom:0;padding-left:4.1667vw;padding-right:4.1667vw}}@media (width<=768px) and 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monospace;--body-gradient-a:#00f5ff14;--body-gradient-b:#7b2cbf38;--body-gradient-base:#0a0e17;--aurora-glow:#00f5ff26;--grain-opacity:.06;--nav-hover-bg:#00f5ff0f;--nav-active-bg:#00f5ff1f;--nav-active-color:#00f5ff;--logo-shadow:#00f5ff59;--quiz-title-color:#f0f4ff;--quiz-choice-bg:#1a2540;--quiz-choice-bg-hover:#223052;--quiz-choice-text:#e8eeff;--quiz-choice-border:#00f5ff38;--quiz-choice-shadow:0 .125rem .75rem #00000047;--quiz-choice-shadow-hover:0 .25rem 1rem #00f5ff1f;--quiz-choice-letter-bg:#00f5ff24;--quiz-choice-letter-color:#7de8ff;--quiz-token-instruction-color:#f0f4ff;--quiz-token-instruction-bg:#00f5ff1f;--quiz-action-icon-bg:#162038eb;--quiz-action-icon-color:#00f5ff;--quiz-action-icon-shadow:0 .25rem 1rem #00f5ff26, inset 0 0 0 .0625rem #00f5ff38;--quiz-action-count-color:#e8eeffd9;--quiz-skill-filter-bg:#162038e0;--quiz-skill-filter-border:#00f5ff47;--quiz-feedback-bg:#121a2ef5;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}[data-theme=scifi] .token-hard-word-en{color:#ff6b6b}[data-theme=scifi] .token-hard-word-zh{color:#5ce1ff}[data-theme=scifi] .token-concept{color:#c77dff}[data-theme=scifi] .token-quote{color:#ffb347}[data-theme=scifi] .token-blank-bar{background:linear-gradient(#00f5ff8c 0%,#7b2cbf73 100%);box-shadow:inset 0 .0625rem #00f5ff59}[data-theme=scifi] .combo-badge{background:#0c1428eb;border-color:#00f5ff52;box-shadow:0 .5rem 2rem #00f5ff1f,inset 0 .0625rem #00f5ff2e}[data-theme=scifi] .combo-badge__number{color:#f36;text-shadow:0 0 .75rem #ff336673}[data-theme=scifi] .combo-badge__number--mega{color:#ffb347;text-shadow:0 0 .75rem #ffb34773}[data-theme=scifi] .combo-badge__text{color:#e8eeff;opacity:.95}[data-theme=scifi] .skill-filter-hub--team-context .skill-filter-hub__icon,[data-theme=scifi] .skill-filter-hub--team-context .skill-filter-hub__label{color:#ffb088}[data-theme=scifi] .skill-filter-hub--free-practice .skill-filter-hub__icon,[data-theme=scifi] .skill-filter-hub--free-practice .skill-filter-hub__label{color:var(--text);opacity:.92}[data-theme=scifi] .skill-root-filter{background:#162038bf;border-color:#00f5ff2e}[data-theme=scifi] .skill-root-filter__btn{color:#e8eeff8c}[data-theme=scifi] .skill-root-filter__btn:hover{color:#e8eeffe6}[data-theme=scifi] .question-card__coach-inline--visible{opacity:1;color:var(--text-secondary)}[data-theme=scifi] .side-nav{box-shadow:.0625rem 0 .625rem #00f5ff0f}[data-theme=scifi] .logo-box{background:var(--bg)}[data-theme=scifi] .logo-img{content:url(/icon-192-dark.png)}[data-theme=scifi] .skills-page-wrap{background:var(--bg);color:var(--text)}[data-theme=scifi] .po-card,[data-theme=guofeng] .po-card,[data-theme=dopamine] .po-card{background:var(--surface);border-color:var(--border);color:var(--text)}[data-theme=scifi] .profile-overview,[data-theme=guofeng] .profile-overview,[data-theme=dopamine] .profile-overview,[data-theme=scifi] .po-card__title,[data-theme=scifi] .po-settings-item__label,[data-theme=guofeng] 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.mistake-book-header{background:var(--bg);color:var(--text)}[data-theme=scifi] .mistake-card,[data-theme=guofeng] .mistake-card,[data-theme=dopamine] .mistake-card{background:var(--surface);border-color:var(--border);color:var(--text)}[data-theme=scifi] .mistake-card__prompt,[data-theme=guofeng] .mistake-card__prompt,[data-theme=dopamine] .mistake-card__prompt{color:var(--text)}[data-theme=scifi] .mistake-card__choice,[data-theme=guofeng] .mistake-card__choice,[data-theme=dopamine] .mistake-card__choice{background:var(--bg);border-color:var(--border);color:var(--text)}[data-theme=scifi] .mistake-card__analysis,[data-theme=guofeng] .mistake-card__analysis,[data-theme=dopamine] .mistake-card__analysis{background:rgba(var(--primary-rgb), .08);border-color:rgba(var(--primary-rgb), .18);color:var(--text)}[data-theme=scifi] .mistake-card__analysis p,[data-theme=guofeng] .mistake-card__analysis p,[data-theme=dopamine] .mistake-card__analysis p{color:var(--text-secondary)}[data-theme=scifi] 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p{color:var(--text)}[data-theme=scifi] .assessment-report-page .ability-profile-chart,[data-theme=scifi] .assessment-report-page .wrong-reason-chart{border-color:var(--border);background:#162038a6}[data-theme=scifi] .assessment-report-page .ability-profile-grid article{border-color:var(--border);color:var(--text);background:#162038bf}[data-theme=scifi] .assessment-report-page .ability-profile-grid strong{color:var(--text)}[data-theme=scifi] .assessment-report-page .assessment-skill-group{border-color:var(--border);background:#162038a6}[data-theme=scifi] .assessment-report-page .assessment-skill-row{border-color:var(--border);color:var(--text);background:#121a2eeb}[data-theme=scifi] .assessment-report-page .assessment-skill-row__score strong{color:var(--accent)}[data-theme=scifi] .assessment-report-page .learning-path-timeline__card{background:rgba(var(--primary-rgb), .08);border-color:rgba(var(--primary-rgb), .2)}[data-theme=scifi] .assessment-report-page .learning-path-timeline__card strong{color:var(--text)}[data-theme=scifi] .assessment-report-page .learning-path-timeline__card p{color:var(--text-secondary)}[data-theme=scifi] .assessment-report-page .learning-path-timeline__day{color:var(--accent)}[data-theme=scifi] .assessment-report-page .assessment-card__header p,[data-theme=scifi] .assessment-report-page .assessment-skill-row__info span,[data-theme=scifi] .assessment-report-page .assessment-skill-row__info small,[data-theme=scifi] .assessment-report-page .ability-profile-grid small,[data-theme=scifi] .assessment-report-page .assessment-skill-group__empty{color:var(--text-secondary)}[data-theme=scifi] .assessment-report-page .ability-passport__timeline{border-color:var(--border);background:#162038e0}[data-theme=scifi] .assessment-report-page .ability-passport h1,[data-theme=scifi] .assessment-report-page .ability-passport p{color:var(--text)}[data-theme=scifi] .assessment-report-page .ability-passport__meta span{background:rgba(var(--primary-rgb), .08);color:var(--text-secondary)}[data-theme=scifi] .team-rule-modal.team-card.team-rule-modal--v2{background:var(--surface);border-color:var(--border);box-shadow:var(--shadow-md)}[data-theme=scifi] .team-rule-modal__hero,[data-theme=scifi] .team-rule-modal__footer{background:var(--surface);border-color:var(--border)}[data-theme=scifi] .team-rule-modal__scroll{background:color-mix(in srgb, var(--muted) 6%, var(--bg))}[data-theme=scifi] .team-rule-modal__block{border-color:var(--border);box-shadow:none;background:#162038eb}[data-theme=scifi] .team-rule-modal__block-head{border-bottom-color:var(--border);background:linear-gradient(#00f5ff14 0%,#16203866 100%)}[data-theme=scifi] .team-rule-modal__title,[data-theme=scifi] .team-rule-modal__subtitle,[data-theme=scifi] .team-rule-modal__block-title,[data-theme=scifi] .team-rule-modal__control-label,[data-theme=scifi] .team-rule-modal__block-lead,[data-theme=scifi] .team-rule-modal__fineprint,[data-theme=scifi] 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.team-rule-source-card__summary{color:var(--text-secondary)}[data-theme=scifi] .team-rule-modal__keyword-row input,[data-theme=scifi] .team-rule-modal__skill-search-input,[data-theme=scifi] .team-rule-modal__control--select,[data-theme=scifi] .team-rule-modal__control--date{border-color:var(--border);color:var(--text);background:#121a2ef5}[data-theme=scifi] .team-rule-modal__day-chip{border-color:var(--border);color:var(--text-secondary);background:#162038e0}[data-theme=scifi] .team-rule-modal__day-chip--on{background:color-mix(in srgb, var(--accent) 14%, var(--surface));border-color:color-mix(in srgb, var(--accent) 35%, transparent);color:var(--accent)}[data-theme=scifi] .team-rule-modal__qty-mode-option{border-color:var(--border);color:var(--text-secondary);background:#162038e0}[data-theme=scifi] .team-rule-modal__qty-mode-option:has(input:checked){background:color-mix(in srgb, var(--accent) 12%, var(--surface));border-color:color-mix(in srgb, var(--accent) 30%, transparent);color:var(--text)}[data-theme=scifi] .team-btn--secondary{border-color:var(--border);color:var(--text-secondary);background:#162038e0}[data-theme=scifi] .team-btn--secondary:hover:not(:disabled){color:var(--text);background:#1c2844f2}[data-theme=scifi] .team-dashboard{--tc-accent:var(--accent);--tc-accent-hover:var(--primary-dark);--tc-accent-soft:#00f5ff1a;--tc-accent-ring:#00f5ff3d;--tc-surface:var(--surface);--tc-surface-2:#121a2e;--tc-border:var(--border);--tc-text:var(--text);--tc-muted:var(--muted);--tc-hover:#00f5ff14;--tc-personal:#c77dff;--tc-personal-soft:#c77dff24;--tm-surface:var(--surface);--tm-surface-2:#121a2e;--tm-text:var(--text);--tm-text-secondary:var(--text-secondary,#ffffffa6);--tm-muted:var(--muted);--tm-accent:var(--accent);--tm-border:var(--border);background:radial-gradient(ellipse 90% 70% at 100% 0%, #00f5ff14, transparent 55%), radial-gradient(ellipse 70% 50% at 0% 100%, #7b2cbf1f, transparent 50%), var(--bg)}[data-theme=scifi] 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.team-list-info h4{color:var(--tc-personal)}[data-theme=scifi] .team-main__headline,[data-theme=scifi] .team-manage-admin__topbar,[data-theme=scifi] .team-manage-admin__main,[data-theme=scifi] .team-manage-embedded{background:var(--surface);border-color:var(--border);color:var(--text)}[data-theme=scifi] .team-main--admin,[data-theme=scifi] .team-main--personal,[data-theme=scifi] .team-main--member{background:var(--bg)}[data-theme=scifi] .team-list-item__meta,[data-theme=scifi] .team-list-role,[data-theme=scifi] .team-sidebar-brand__subtitle,[data-theme=scifi] .team-sidebar-brand__sub,[data-theme=scifi] .team-task-card__progress-text{color:var(--muted)}[data-theme=scifi] .team-add-btn,[data-theme=scifi] .team-sidebar-collapse-btn{border-color:var(--border);color:var(--text-secondary);background:#162038eb}[data-theme=scifi] .team-add-btn:hover,[data-theme=scifi] .team-sidebar-collapse-btn:hover{color:var(--accent);background:#00f5ff14;border-color:#00f5ff47}[data-theme=scifi] 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.team-settings__profile-name,[data-theme=scifi] .team-dashboard .team-settings__block-title,[data-theme=scifi] .team-dashboard .team-settings__item-title,[data-theme=scifi] .team-dashboard .team-settings-name-modal h3{color:var(--text)}[data-theme=scifi] .team-dashboard .team-settings__lead,[data-theme=scifi] .team-dashboard .team-settings__profile-meta,[data-theme=scifi] .team-dashboard .team-settings__block-desc,[data-theme=scifi] .team-dashboard .team-settings__item-desc,[data-theme=scifi] .team-dashboard .team-settings__join-preview{color:var(--muted)}[data-theme=scifi] .team-dashboard .team-settings__join-code,[data-theme=scifi] .team-dashboard .team-settings__item-desc--on{color:var(--accent)}[data-theme=scifi] .team-dashboard .team-danger-zone__lead,[data-theme=scifi] .team-dashboard .team-danger-zone__confirm-line{color:var(--text-secondary)}[data-theme=scifi] .team-dashboard .team-danger-zone__input{background:color-mix(in srgb, var(--text) 4%, var(--surface));color:var(--text);border-color:color-mix(in srgb, var(--bad) 22%, transparent)}[data-theme=scifi] .team-main__title{color:var(--text)}[data-theme=scifi] .team-role-badge.owner{color:#ff6b6b;background:#ff3b302e}[data-theme=scifi] .team-role-badge.assistant{color:#ffb340;background:#ff9f0a26}[data-theme=scifi] .team-role-badge.member{color:#00f5ff;background:#00f5ff1a}[data-theme=scifi] .team-role-badge--current{color:#39ff14;background:#39ff141f}[data-theme=scifi] .team-role-badge--personal{color:#c77dff;background:#c77dff26}[data-theme=scifi] .team-dashboard .team-manage-admin,[data-theme=scifi] .team-dashboard .team-member-embedded .team-manage-admin{--tm-bg:#0d1526;--tm-bg-soft:#111b30;--tm-surface:#1a2540;--tm-text:#e8eeff;--tm-text-secondary:#b8c4e0;--tm-muted:#9aa8c8;--tm-border:#00f5ff24;--tm-border-soft:#00f5ff1a;--tm-accent:#00f5ff;--tm-seg-track:#00f5ff12;--tm-seg-track-border:#00f5ff1f;--tm-seg-hover-bg:#00f5ff1f;--tm-nav-btn-bg:#00f5ff0f;--tm-nav-btn-hover-bg:#00f5ff1c;--tm-input-bg:#121a2eeb;color:var(--text)}[data-theme=scifi] .team-dashboard .team-manage-admin__main,[data-theme=scifi] .team-dashboard .team-manage-embedded{color:var(--text)}[data-theme=scifi] .team-dashboard .team-input,[data-theme=scifi] .team-dashboard .team-settings__field .team-input,[data-theme=scifi] .team-dashboard .team-qb-filter-bar select.team-input,[data-theme=scifi] .team-dashboard .team-learning-toolbar__member-select{background:color-mix(in srgb, var(--text) 4%, var(--surface));color:var(--text);border-color:var(--border)}[data-theme=scifi] .team-dashboard .team-board,[data-theme=scifi] .team-dashboard 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