:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:#14281d;background:radial-gradient(circle at 0 0,#efd5a43d,#0000 34%),radial-gradient(circle at 100% 0,#467e711f,#0000 28%),linear-gradient(#f6f2e9 0%,#efe6d5 100%);font-family:Microsoft YaHei,PingFang SC,Noto Sans SC,sans-serif}*{box-sizing:border-box}body{background:0 0;height:100vh;margin:0;overflow:hidden}button,input,select,textarea{font:inherit}button{cursor:pointer}#root{height:100vh}.app-shell{grid-template-columns:360px 1fr;height:100vh;display:grid;position:relative;overflow:hidden}.sidebar{color:#f5f0e3;background:linear-gradient(#14281df5,#223d31eb);border-right:1px solid #14281d14;flex-direction:column;gap:18px;height:100vh;padding:28px 22px;display:flex;overflow:hidden}.sidebar-backdrop,.sidebar-toggle,.sidebar__close{display:none}.sidebar__header{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.sidebar__header h1,.section-card h3,.result-panel h3{margin:0;font-family:STKaiti,KaiTi,serif}.sidebar__desc,.item-card__meta,.item-card__status{color:#f5f0e3b8}.muted{color:#607268}.eyebrow{text-transform:uppercase;letter-spacing:.18em;color:#1d5e4ec7;margin:0 0 8px;font-size:12px}.sidebar .eyebrow{color:#f5f0e394}.search,.field,.chat-compose{gap:8px;display:grid}.field span,.search span{font-size:13px}.field span{color:#54675d}.sidebar .search span{color:#f5f0e3c2}.search input,.field input,.field select,.textarea{color:#173328;background:#fffaf2e0;border:1px solid #14281d1f;border-radius:16px;outline:none;width:100%;padding:14px 16px;transition:border-color .2s,box-shadow .2s}.sidebar .search input{color:#fff7eb;background:#fffaf21a;border-color:#ffffff1f}.search input::placeholder,.field input::placeholder,.textarea::placeholder{color:#40534b99}.sidebar .search input::placeholder{color:#f5f0e36b}.search input:focus,.field input:focus,.field select:focus,.textarea:focus{border-color:#20765870;box-shadow:0 0 0 4px #2076581f}.item-list,.section-stack,.memory-block,.logic-tree,.logic-branches,.review-list,.progress-card{gap:14px;display:grid}.item-list{flex:1;align-content:start;min-height:0;padding-right:6px;overflow:auto}.item-card{color:inherit;text-align:left;background:#ffffff0f;border:1px solid #ffffff14;border-radius:20px;gap:8px;padding:14px;transition:transform .18s,border-color .18s,background .18s;display:grid}.item-card__title{-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.45;display:-webkit-box;overflow:hidden}.item-card__foot{justify-content:space-between;align-items:center;gap:12px;display:flex}.item-card:hover,.item-card--active{background:#fff1c71f;border-color:#ffe8ab80;transform:translateY(-2px)}.item-card__top{justify-content:space-between;align-items:center;display:flex}.item-card__id{letter-spacing:.14em;text-transform:uppercase;color:#fff7e99e;font-size:12px}.main-panel{height:100vh;overflow:auto}.main-panel__inner{gap:14px;max-width:1160px;margin:0 auto;padding:20px 24px 28px;display:grid}.focus-bar{grid-template-columns:minmax(320px,1fr) auto;align-items:center;gap:16px;display:grid}.focus-bar,.section-card,.result-panel,.status-banner{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffaf2c7;border:1px solid #14281d14;border-radius:28px;padding:22px;box-shadow:0 20px 60px #382d0c14}.focus-bar{background:linear-gradient(135deg,#fff7e5f2,#e4eee4e0)}.focus-bar h2{margin:0;font-size:28px;line-height:1.25}.focus-bar p:last-child,.section-card__header p,.result-panel__top p,.review-item p,.review-item span{color:#607268}.focus-bar__meta{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.focus-bar__main{min-width:0}.focus-chip{color:#214638;background:#21463814;border-radius:999px;align-items:center;min-height:38px;padding:0 14px;font-size:13px;display:inline-flex}.focus-chip--button{cursor:pointer;border:none}.starter-strip{color:#395247;background:#ffffff85;border:1px solid #14281d14;border-radius:16px;padding:12px 14px;font-size:14px}.progress-banner,.status-banner{border-radius:16px;padding:12px 14px}.progress-banner{color:#214638;background:#e8f3ede6;border:1px solid #14281d14}.tab-bar,.button-row,.pill-row{flex-wrap:wrap;gap:10px;display:flex}.tab-bar__item,.button-primary,.button-secondary,.pill{border-radius:999px}.tab-bar__item{color:#29463a;background:#fffaf2b3;border:1px solid #14281d1a;padding:12px 18px}.tab-bar__item--active{color:#f7f2e9;background:linear-gradient(135deg,#214638,#365f51);border-color:#0000}.section-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.section-grid--checker{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.section-card__header,.result-panel__top,.item-card__top,.progress-row{justify-content:space-between;align-items:flex-start;gap:12px;display:flex}.button-primary,.button-secondary{border:none;padding:12px 18px}.button-primary{color:#fff8ed;background:linear-gradient(135deg,#1e4e3d,#3f6d5d)}.button-secondary{color:#214638;background:#1e4e3d14}.button-primary:disabled,.button-secondary:disabled{opacity:.56;cursor:default}.textarea{resize:vertical;min-height:140px}.textarea--large{min-height:200px}.reference-grid,.settings-grid,.result-grid,.cloze-grid{gap:16px;display:grid}.reference-grid,.result-grid,.settings-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reference-card,.result-card,.cloze-card,.scenario-box,.progress-card,.logic-root,.logic-node{background:#ffffff8c;border:1px solid #14281d14;border-radius:22px;padding:18px}.fold-card{background:#ffffff73;border:1px solid #14281d14;border-radius:18px;margin-top:12px;padding:14px 16px}.fold-card summary{cursor:pointer;color:#214638;font-weight:600}.fold-card[open] summary{margin-bottom:12px}.fold-card--spaced{margin-top:16px}.reference-card--stack{margin-top:18px}.point-list{color:#31493f;margin:0;padding-left:18px}.point-list li+li{margin-top:8px}.pill{letter-spacing:.04em;align-items:center;padding:7px 12px;font-size:12px;display:inline-flex}.pill--warn{color:#8b4c15;background:#d67a3629}.pill--good{color:#20563f;background:#258d5f24}.pill--neutral{color:#214638;background:#21463814}.feedback-block+.feedback-block{margin-top:14px}.feedback-block__title{margin-bottom:6px;font-weight:700;display:inline-flex}.score-ring{color:#204a39;background:radial-gradient(circle at center, #fffcf7eb 0 44%, transparent 45%), conic-gradient(#265844 0 72%, #2658441f 0);border-radius:50%;place-items:center;width:86px;height:86px;font-weight:700;display:grid}.result-panel--empty{text-align:center;place-items:center;min-height:180px;display:grid}.cloze-card__prompt{font-size:18px;line-height:1.8}.cloze-card__answer{color:#5f6f66;margin-bottom:0}.memory-chip{color:#fff7ea;background:linear-gradient(135deg,#193a2eeb,#44675ae6);border-radius:18px;justify-content:space-between;align-items:center;gap:10px;padding:16px 18px;display:flex}.memory-chip strong{letter-spacing:.16em;font-size:30px}.logic-root span{color:#214638;background:#1e4e3d14;border-radius:999px;margin-bottom:8px;padding:6px 10px;font-size:12px;display:inline-flex}.logic-node{padding-left:30px;position:relative}.logic-node:before{content:"";background:linear-gradient(#1f534129,#1f5341b8);border-radius:999px;width:4px;position:absolute;top:18px;bottom:18px;left:14px}.scenario-box{gap:12px;display:grid}.scenario-box__question{color:#193526;font-weight:700}.chat-window{gap:14px;min-height:340px;max-height:500px;margin-bottom:16px;display:grid;overflow:auto}.message{border-radius:22px;gap:8px;max-width:85%;padding:16px 18px;display:grid}.message span{text-transform:uppercase;letter-spacing:.14em;font-size:12px}.message p{margin:0;line-height:1.75}.message--assistant{background:#ffffffa8;border:1px solid #14281d14}.message--user{color:#fff7ea;background:linear-gradient(135deg,#1f4c3b,#3a6a59);justify-self:end}.review-item{text-align:left;background:#ffffff8c;border:1px solid #14281d14;border-radius:20px;justify-content:space-between;gap:16px;width:100%;padding:16px 18px;display:flex}.review-item__side{text-align:right}.progress-row strong{color:#173328}.progress-row--stack{display:grid}.field--wide{grid-column:1/-1}.settings-card summary{cursor:pointer;justify-content:space-between;gap:12px;list-style:none;display:flex}.settings-card--compact{padding:14px 18px}.settings-card--compact summary{color:#214638;font-weight:600}.settings-card summary::-webkit-details-marker{display:none}.settings-grid{margin-top:18px}.status-banner{color:#744417;background:#fff2dfe6}.auth-shell{place-items:center;min-height:100dvh;padding:24px;display:grid}.auth-card{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffaf2e0;border:1px solid #14281d14;border-radius:24px;gap:14px;width:min(100%,420px);padding:24px;display:grid;box-shadow:0 20px 60px #382d0c14}.auth-card h1{margin:0;font-family:STKaiti,KaiTi,serif}.auth-card--loading{text-align:center}.auth-copy{color:#52645b;margin:0;line-height:1.7}.auth-error{color:#8b4c15;background:#d67a361f;border-radius:14px;padding:10px 12px}.auth-submit{width:100%}@media (width<=1180px){.app-shell{grid-template-columns:1fr;height:auto;overflow:auto}.focus-bar,.section-grid,.section-grid--checker,.reference-grid,.result-grid,.settings-grid{grid-template-columns:1fr}.main-panel,body,#root{height:auto;overflow:auto}.focus-bar__meta{justify-content:flex-start}}@media (width<=960px){body,#root,.app-shell,.main-panel{height:100dvh;overflow:hidden}.app-shell{display:block}.sidebar{width:min(86vw,340px);height:100dvh;padding-top:max(16px, calc(env(safe-area-inset-top) + 16px));z-index:30;box-shadow:none;border-right:none;transition:transform .22s;position:fixed;top:0;left:0;transform:translate(-100%)}.sidebar--open{transform:translate(0);box-shadow:18px 0 40px #00000038}.sidebar-backdrop{z-index:20;opacity:0;pointer-events:none;background:#0e161257;border:none;padding:0;transition:opacity .2s;display:block;position:fixed;inset:0}.sidebar-backdrop--open{opacity:1;pointer-events:auto}.sidebar__close{color:#fff7eb;background:#ffffff14;border:1px solid #ffffff24;border-radius:999px;flex:none;justify-content:center;align-items:center;width:38px;height:38px;font-size:22px;line-height:1;display:inline-flex}.main-panel{height:100dvh;overflow:auto}.main-panel__inner{max-width:none;padding:max(14px, env(safe-area-inset-top)) 14px calc(20px + env(safe-area-inset-bottom))}.sidebar-toggle{background:#21463814;border:none;border-radius:12px;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;padding:0 11px;display:inline-flex}.sidebar-toggle span{background:#214638;border-radius:999px;width:100%;height:2px;display:block}.focus-bar{border-radius:20px;grid-template-columns:42px minmax(0,1fr);gap:12px;padding:16px}.focus-bar__meta{flex-wrap:nowrap;grid-column:1/-1;padding-bottom:2px;overflow:auto}.focus-bar h2{-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:19px;display:-webkit-box;overflow:hidden}.focus-bar p:last-child{margin:6px 0 0;font-size:13px}.item-list{grid-template-columns:1fr}}@media (width<=720px){.main-panel__inner,.sidebar{gap:14px;padding:16px}.section-card,.result-panel{border-radius:22px;padding:18px}.section-card__header,.result-panel__top,.review-item,.progress-row{flex-direction:column;align-items:stretch}.item-card{border-radius:16px;padding:12px}.item-card__title{-webkit-line-clamp:3;font-size:14px}.tab-bar{flex-wrap:nowrap;gap:8px;padding-bottom:4px;overflow:auto}.tab-bar__item{white-space:nowrap;flex:none;padding:10px 14px}.focus-chip{min-height:34px;padding:0 12px}.button-row,.button-primary,.button-secondary{width:100%}.settings-card--compact{padding:12px 14px}.starter-strip{font-size:13px}.eyebrow{margin-bottom:6px}.message{max-width:100%}}