:root{--green:#2c6753;--green-dark:#224f41;--ink:#25372f;--muted:#7b857d;--line:#e4e8df;--paper:#f7f8f3}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'Microsoft YaHei','Noto Sans SC',sans-serif;font-size:14px}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0}button:disabled{cursor:default;opacity:.55}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #a1bca7;outline-offset:3px}a{color:inherit;text-decoration:none}.shell{display:flex;min-height:100vh}aside{width:228px;flex-shrink:0;border-right:1px solid var(--line);background:#fcfcf8;padding:38px 22px;display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0}.brand{display:flex;gap:12px;align-items:center;font-size:25px;font-weight:700;margin:0 8px 54px}.brand-icon{display:grid;place-items:center;background:var(--green);color:white;border-radius:12px;width:43px;height:46px}.brand 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1fr 1fr;border:1px solid var(--line);background:#fbfcf8;border-radius:12px;padding:24px 0;margin-bottom:30px}.stats>div{padding:0 30px;border-right:1px solid var(--line)}.stats>div:last-child{border:0}.stats span{font-size:11px;color:#899184}.stats strong{display:block;font-size:28px;margin-top:6px;font-weight:500;letter-spacing:1px}.stats small{font-size:11px;font-weight:400;color:#929a8c;margin-left:9px}.stats em{font-size:19px;font-style:normal;color:#b2bcaa;margin:0 14px}.stats-note{display:flex;align-items:center;justify-content:center;gap:17px;color:#9aa88e}.stats-note span{line-height:2}.stats-note b{font-weight:400;color:#60755c}.card{border:1px solid var(--line);border-radius:13px;background:#fff}.practice-layout{display:grid;grid-template-columns:minmax(0,1fr) 226px;gap:24px}.setup{padding:28px}.section-title{display:flex;gap:12px;align-items:center}.section-title 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.pill{margin-left:10px}.toolbar-actions{display:flex;gap:8px}.import-label{cursor:pointer}.import-label input{display:none}.bank-filters{display:flex;align-items:center;gap:12px;margin:23px 0}.search{display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:7px;padding:0 12px;flex:1;color:#8d9b80}.search input{border:0;margin:0;padding-left:0;outline-offset:0}.bank-filters select{width:130px;margin:0}.table-wrap{overflow:auto}table{border-collapse:collapse;width:100%;text-align:left;font-size:12px}th{background:#f5f7f0;color:#93a083;font-size:10px;font-weight:400;padding:12px 13px;white-space:nowrap}td{padding:17px 13px;border-bottom:1px solid #edf0e7;line-height:1.9}td:first-child{width:30%;min-width:170px}td b{font-size:14px;font-family:Georgia,serif;font-weight:500}td 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@media(min-width:1500px){.content{padding-top:55px}.practice-layout{grid-template-columns:minmax(0,1fr) 250px}.setup{padding:35px}.mode-card{padding:25px 20px}.mode-card.selected{padding:24.5px 19.5px}}
@media(max-width:1150px){aside{width:185px;padding:30px 15px}main{margin-left:185px}.content{padding:30px 28px 0}header{padding:0 28px}.practice-layout{grid-template-columns:1fr}.study-note{display:none}.stats>div{padding:0 20px}.stats-note{display:none}.stats{grid-template-columns:1fr 1.2fr 1fr}.stats>div:nth-child(3){border:0}.bank-toolbar{flex-wrap:wrap}}
@media(max-width:700px){aside{position:static;width:100%;height:auto;border-right:0;border-bottom:1px solid var(--line);padding:15px 20px;display:flex;flex-direction:row;align-items:center;justify-content:space-between}.shell{display:block}.brand{font-size:20px;margin:0;gap:8px}.brand small{font-size:6px}.brand-icon{width:33px;height:36px;border-radius:9px}.aside-label,.sidebar-note,.storage-note{display:none}nav{display:flex;gap:3px}.nav{font-size:11px;padding:10px 9px;gap:6px;margin:0;white-space:nowrap}.nav>svg:first-child{width:16px}.nav>svg:last-child,.nav-count{display:none}main{margin:0}header{height:48px;padding:0 20px;font-size:10px}.content{padding:28px 16px 0}.heading{margin-bottom:24px}h1{font-size:24px}.eyebrow{font-size:8px;letter-spacing:1px}.subtitle{font-size:11px}.heading-art{display:none}.stats{padding:18px 0;margin-bottom:20px;border-radius:10px}.stats>div{padding:0 15px}.stats span{font-size:9px}.stats strong{font-size:23px}.stats em{margin:0 8px}.stats small{font-size:9px}.setup{padding:21px 17px}.section-title h2{font-size:14px}.section-title>span:last-child:not(.step){font-size:9px}.mode-card{padding:19px 12px}.mode-card.selected{padding:18.5px 11.5px}.mode-card strong{font-size:12px}.mode-card small{font-size:9px}.mode-card:last-child{grid-template-columns:100px 1fr}.filters{gap:9px}.filters label{font-size:10px}select{padding:10px 6px;font-size:11px}.checkbox span{font-size:9px}.bottom-note{gap:14px;font-size:8px;padding:20px 0}.bank{padding:18px 12px}.bank-filters{flex-wrap:wrap;gap:8px}.search{flex-basis:100%}.bank-filters select{flex:1}.toolbar-actions{width:100%}.toolbar-actions>.primary{margin-left:auto}.bank .primary,.bank .secondary{padding:10px 12px;font-size:10px}.bank-footer{line-height:1.8}.quiz{padding:22px 19px}.quiz h2{font-size:21px}.quiz h2.english-question{font-size:29px}.options{grid-template-columns:1fr;gap:10px}.option{padding:13px;font-size:12px}.input-tip{font-size:9px}.result{padding:27px 18px}.result-actions{margin:22px 0}.missed>div{display:block}.missed b{display:block;margin-bottom:6px}.modal{padding:23px 18px}footer{font-size:8px;letter-spacing:0}.quiz-top{font-size:10px}.question-meta{font-size:9px}.feedback{padding:15px}.header-badge{font-size:9px}}