:root{font-family:Noto Sans SC,Microsoft YaHei,sans-serif;color:#293a35;background:#f6f8f7;font-synthesis:none;font-size:14px;font-weight:400;--green:#267467;--green-dark:#1c5c51;--muted:#84918c;--line:#e4eae6;--red:#bb594f}*{box-sizing:border-box;letter-spacing:0}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button{color:inherit}button:disabled{opacity:.45;cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #8cc8b4;outline-offset:3px}button svg,svg{flex-shrink:0;width:19px;height:19px;vertical-align:middle}button{border:0;background:none}a{color:inherit;text-decoration:none}h1,h2,h3,p{margin:0}.sidebar{width:236px;background:#fff;border-right:1px solid var(--line);position:fixed;inset:0 auto 0 0;padding:35px 22px 20px;display:flex;flex-direction:column;z-index:10}.brand{display:flex;gap:12px;align-items:center;padding:0 8px;font-size:25px;font-weight:700;white-space:nowrap}.brand-icon{width:42px;height:45px;display:grid;place-items:center;color:#fff;background:var(--green);border-radius:8px}.brand-icon svg{width:25px;height:25px}.brand small{display:block;font-size:10px;line-height:22px;font-weight:400;color:#87928c}.semester{font-size:11px;color:#7a8b82;border-top:1px solid var(--line);margin:27px 9px 28px;padding-top:19px;display:flex;align-items:center;gap:8px}.semester svg{width:17px}.sidebar nav{display:flex;flex-direction:column;gap:9px}.nav-item{display:flex;align-items:center;gap:12px;min-height:47px;border-radius:6px;width:100%;padding:12px;color:#7b8982;font-size:13px;text-align:left}.nav-item.active{background:#e9f3ee;color:var(--green);font-weight:600}.nav-item:hover{background:#f0f5f2}.nav-count{margin-left:auto;font-size:11px;min-width:20px;text-align:center;color:#87978c}.nav-item.active .nav-count{color:var(--green)}.sidebar-bottom{margin-top:auto;border-top:1px solid var(--line);padding-top:16px}.device-label{display:flex;align-items:center;gap:7px;padding:8px 13px;font-size:11px;color:#98a29c}.status-dot{width:6px;height:6px;background:#83b19b;border-radius:50%}.app-main{margin-left:236px;min-height:100vh;display:flex;flex-direction:column}.topbar{height:76px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 42px}.breadcrumb{font-size:12px;color:#6d7d75;display:flex;gap:16px}.breadcrumb span{color:#c7d0ca}.topbar-right{display:flex;align-items:center;gap:24px;font-size:11px;color:#849188}.avatar{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#eef0de;color:#7b8358;font-size:12px}.mobile-brand{display:none}main{width:100%;max-width:1440px;padding:39px 42px 0;margin:0 auto;flex:1}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:29px}.eyebrow{font-size:10px;color:#96a59c;font-weight:500;line-height:1.6}h1{font-size:29px;font-weight:650;line-height:1.65;margin:5px 0}.page-heading p{font-size:12px;color:#89958d}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:42px;padding:10px 17px;border:1px solid transparent;border-radius:5px;font-weight:500;font-size:12px;white-space:normal;text-align:center;line-height:1.5}.button.primary{background:var(--green);color:#fff;border-color:var(--green)}.button.primary:hover{background:var(--green-dark)}.button.secondary{background:#fff;border-color:#dce5de;color:#526b5e}.button.secondary:hover{background:#f1f7f3}.button.danger{background:#fff;border-color:#e3b4ae;color:#a53f36}.button.danger:hover{background:#fff1ef;border-color:#bb594f}.reset-section .setting-row{align-items:flex-start}.reset-section .setting-row>div{min-width:0}.reset-section .button{flex-shrink:0}@media(max-width:640px){.reset-section .setting-row{flex-direction:column;gap:16px}.reset-section .button{min-height:44px}}.button svg{width:16px;height:16px}.button.small{min-height:34px;padding:6px 12px;font-size:11px}.stats-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:23px 0 22px;margin-bottom:32px}.stat{padding:0 29px;border-right:1px solid var(--line)}.stat:first-child{padding-left:0}.stat:last-child{border-right:0}.stat-label{color:#7b8e82;font-size:11px;display:flex;gap:7px;align-items:center}.stat-label svg{width:15px;height:15px}.stat>div{display:flex;align-items:baseline;gap:8px;margin:8px 0 4px}.stat strong{font-size:36px;line-height:1.2;font-weight:550;color:#354d40}.stat>div>span{font-size:11px;color:#9ca59f}.stat small{font-size:10px;color:#98a29b}.workspace-layout{display:grid;grid-template-columns:minmax(0,1fr) 255px;gap:29px}.practice-section{background:#fff;border:1px solid var(--line);border-radius:6px;min-width:0;overflow:hidden;align-self:start}.section-header{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:19px 24px;border-bottom:1px solid var(--line);min-height:62px}h2{font-size:13px;font-weight:600;display:flex;align-items:center;gap:9px}h2 svg{width:16px;height:16px;color:#849789}.tag{padding:3px 8px;background:#edf3eb;color:#779265;border-radius:3px;font-size:10px;white-space:nowrap}.practice-toolbar{display:flex;justify-content:space-between;gap:10px;padding:14px 24px;background:#fafcfb;color:#91a095;font-size:10px;border-bottom:1px solid #eef2ee}.practice-toolbar>span{display:flex;align-items:center;gap:6px}.practice-toolbar svg{width:13px;height:13px}.question-list{margin:0;padding:0 24px;list-style:none}.question{display:flex;align-items:center;gap:17px;min-height:86px;padding:18px 0;border-bottom:1px solid #ecf0ed}.question:last-child{border-bottom:0}.question-number{font-size:11px;color:#a4b0a8;align-self:flex-start;padding-top:4px;font-variant-numeric:tabular-nums}.question-content{flex:1;min-width:0}.question-zh{font-size:15px;line-height:1.65;overflow-wrap:anywhere}.writing-line{height:17px;border-bottom:1px dashed #dbe4dd;max-width:290px}.question-en{font-size:16px;color:#477b67;line-height:1.6;margin-top:5px;overflow-wrap:anywhere;font-family:Arial,sans-serif}.question.incorrect .question-en{color:var(--red)}.practice-bottom{border-top:1px solid var(--line);background:#fbfdfb;padding:19px 24px;display:flex;align-items:center;justify-content:space-between;gap:15px}.muted{font-size:11px;color:#909e94;line-height:1.8}.completion{font-size:12px;color:var(--green);display:flex;align-items:center;gap:9px}.daily-aside{min-width:0}.side-section{border-top:1px solid var(--line)}.side-section .section-header{padding:17px 0;border-bottom:0}.steps{list-style:none;padding:5px 0 0;margin:0}.steps li{position:relative;display:flex;gap:13px;align-items:flex-start;padding:0 0 25px;color:#a4afa7}.steps li:not(:last-child):before{content:"";position:absolute;left:11px;top:26px;bottom:4px;width:1px;background:#e3e9e3}.steps li>span{width:24px;height:24px;border:1px solid #dde5dd;background:#f6f8f7;display:grid;place-items:center;border-radius:50%;font-size:10px;flex-shrink:0}.steps li strong{font-size:12px;font-weight:500;line-height:24px}.steps li small{font-size:10px;display:block;line-height:1.8}.steps li>svg{margin-left:auto;width:15px;height:15px;margin-top:4px}.steps li.step-current{color:#49745e}.steps li.step-current>span{background:var(--green);color:#fff;border-color:var(--green)}.steps li.step-done{color:#69927a}.steps li.step-done>span{background:#e7f1e8;color:var(--green);border-color:#cde2d3}.memory-note{background:#eaf2e9;padding:23px 20px;margin:4px 0 28px}.note-icon{margin-bottom:15px;color:#75966d}.note-icon svg{width:25px;height:25px}.memory-note h3{font-size:13px;color:#4e6b4a;font-weight:500}.memory-note p{font-size:11px;line-height:2.1;color:#82947c;margin-top:10px}.note-line{width:23px;height:1px;background:#b2c5a6;margin:18px 0 12px}.memory-note>span{font-size:9px;color:#92a087}.source-section{border-top:1px solid var(--line);padding-top:20px}.source-section h3{font-size:13px;font-weight:500;margin:9px 0 14px;display:flex;justify-content:space-between}.source-section h3 span{color:#8f9e92;font-size:11px}.source-label{display:flex;align-items:flex-start;gap:8px;font-size:10px;color:#8e9b90;line-height:1.8;overflow-wrap:anywhere}.source-label svg{width:15px;height:15px;margin-top:2px}.text-button{color:#60826e;font-size:11px;display:inline-flex;align-items:center;gap:7px;padding:0;min-height:35px}.text-button svg{width:14px;height:14px}.source-section .text-button{margin-top:12px}.page-footer{display:flex;justify-content:space-between;margin:35px 42px 0;border-top:1px solid var(--line);padding:18px 0 24px;color:#a5afa7;font-size:10px;gap:15px}.empty-practice{min-height:438px;padding:39px 20px 35px;display:flex;align-items:center;flex-direction:column;text-align:center}.empty-practice h3{font-size:16px;font-weight:500;margin:24px 0 9px}.empty-practice p{font-size:11px;color:#8f9d92;line-height:1.8;margin-bottom:22px}.notebook-art{position:relative;width:144px;height:174px;background:#fcfdf7;border:1px solid #d5e0d2;transform:rotate(-6deg);box-shadow:7px 8px #edf2ec;display:flex;flex-direction:column;align-items:center;padding:29px 17px 10px 25px;border-radius:2px}.paper-binding{position:absolute;left:10px;top:0;bottom:0;border-left:1px solid #dce4d6}.paper-binding:before{content:"";position:absolute;left:-15px;top:17px;width:17px;height:143px;background:repeating-linear-gradient(to bottom,#93b098 0 2px,transparent 2px 18px)}.paper-label{font-size:7px;color:#93a886}.paper-word{font-size:13px;margin-top:10px;color:#6e8767}.paper-rules{width:100%;height:45px;margin-top:12px;background:repeating-linear-gradient(to bottom,transparent 0 14px,#dce6d6 14px 15px)}.paper-bottom{font-size:5px;color:#aab59e;margin-top:auto;white-space:nowrap}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:15px;border-bottom:1px solid var(--line);margin-bottom:15px}.tabs{display:flex;gap:25px;align-self:stretch}.tabs button{font-size:12px;color:#8e9a91;border-bottom:2px solid transparent;padding:15px 0}.tabs button.active{color:var(--green);border-color:var(--green)}.search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:5px;padding:9px 11px;margin-bottom:10px;max-width:240px}.search svg{width:15px;height:15px;color:#8f9f92}.search input{width:100%;min-width:0;border:0;background:none;outline:none;font-size:11px}.word-table-wrap{overflow-x:auto}.word-table{width:100%;border-collapse:collapse;text-align:left;font-size:12px}.word-table th{font-weight:400;color:#93a093;font-size:10px;padding:14px 12px}.word-table td{border-bottom:1px solid var(--line);padding:18px 12px;overflow-wrap:anywhere;max-width:260px;line-height:1.7}.word-table th:first-child,.word-table td:first-child{padding-left:0}.word-table td:last-child{padding-right:0}.english{font-family:Arial,sans-serif}.word-table .english{font-size:14px}.source-chip{font-size:10px;background:#edf1eb;color:#81947c;padding:4px 6px;border-radius:3px}.due-status{font-size:10px;white-space:nowrap;color:#8d9e8b}.due-status.is-due{color:#b78143}.row-actions{display:flex;gap:3px;justify-content:flex-end}.icon-button{width:32px;height:32px;flex-shrink:0;border-radius:4px;display:inline-grid;place-items:center;color:#93a08f}.icon-button:hover{background:#eaf1e8;color:var(--green)}.icon-button svg{width:16px;height:16px}.error-count{display:block;font-size:9px;color:#bc8879;margin-top:4px}.empty-state{padding:70px 20px;text-align:center;color:#92a18f}.empty-state>svg{width:35px;height:35px;margin-bottom:20px;color:#a8b99e}.empty-state h3{font-size:16px;font-weight:500}.empty-state p{font-size:12px;margin-top:12px}.empty-state .button{margin-top:25px}.mark-controls{display:flex;gap:6px;flex-shrink:0}.mark{display:flex;align-items:center;justify-content:center;gap:4px;width:62px;height:34px;border:1px solid var(--line);border-radius:4px;font-size:10px;color:#a1ada1}.mark svg{width:14px;height:14px}.mark.wrong.selected{background:#fbefec;color:var(--red);border-color:#e7b9af}.mark.right.selected{background:#eaf4ec;color:var(--green);border-color:#9dc5aa}.mark:hover{background:#f4f7f3}.result-mark{display:flex;align-items:center;gap:5px;font-size:10px;flex-shrink:0}.result-mark svg{width:17px;height:17px}.right{color:var(--green)}.wrong{color:var(--red)}.history-list{border-top:1px solid var(--line)}.history-row{width:100%;display:flex;align-items:center;gap:18px;border-bottom:1px solid var(--line);padding:23px 0;text-align:left}.history-calendar{display:grid;place-items:center;width:44px;height:44px;background:#e9f0e7;color:#7d9a73;border-radius:5px}.history-row strong{font-size:13px;font-weight:500}.history-row small{display:block;font-size:11px;color:#94a08f;margin-top:7px}.history-row .tag{margin-left:auto}.history-row>svg{width:15px;color:#a9b5a5}.settings-section{border-top:1px solid var(--line);padding:25px 0}.settings-section h2{font-size:14px;margin-bottom:10px}.setting-row{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:20px 0}.setting-row strong{font-size:12px;font-weight:500}.setting-row p{font-size:11px;color:#91a08d;line-height:1.9;margin-top:8px}.setting-row>svg{color:#93ab89}.count-select select{background:#fff;border:1px solid #d7e1d3;color:#506d4a;padding:9px 16px;border-radius:4px}.settings-note{color:#91a08d;line-height:2.1;font-size:12px;max-width:750px}.mobile-nav{display:none}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#203b3155;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:30;display:flex;align-items:center;justify-content:center;padding:25px}.dialog{background:#fff;border:1px solid #e0e8dc;border-radius:8px;width:500px;max-width:100%;max-height:calc(100dvh - 50px);display:flex;flex-direction:column;box-shadow:0 20px 80px #1c372323}.dialog.import-dialog{width:740px}.dialog-header{display:flex;align-items:center;justify-content:space-between;padding:19px 24px;border-bottom:1px solid var(--line);flex-shrink:0}.dialog-header h2{font-size:16px}.dialog-body{padding:23px 24px;overflow-y:auto}.dialog-footer{padding:17px 24px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:flex-end;gap:15px;flex-shrink:0;background:#fbfdf9;border-radius:0 0 8px 8px}.dialog-footer>.muted{margin-right:auto}.import-modes{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:21px}.photo-upload{display:flex;justify-content:center;align-items:center;gap:9px;position:relative;overflow:hidden;border:1px dashed #acc6a5;min-height:44px;padding:10px 19px;border-radius:5px;cursor:pointer;font-size:12px;color:#608356;background:#f3f8ef}.photo-upload input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;width:100%;cursor:pointer}.photo-upload.disabled{opacity:.5}.field-label{display:block;font-size:11px;color:#7f9278;margin:17px 0 9px}.field{border:1px solid #dce5d7;border-radius:4px;width:100%;background:#fff;min-width:0;padding:10px 11px;font-size:12px;color:#3c5035;line-height:1.7}.paste-details{border-bottom:1px solid var(--line);padding:19px 0}.paste-details summary{font-size:11px;color:#819675;cursor:pointer}.raw-text{min-height:105px;resize:vertical;margin:12px 0 8px}.unmatched-lines{border-bottom:1px solid var(--line);padding:14px 0;color:#916134}.unmatched-lines summary{font-size:12px;line-height:1.8;cursor:pointer;overflow-wrap:anywhere}.unmatched-lines summary svg{width:14px;height:14px;vertical-align:middle;margin-right:5px}.unmatched-lines pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:170px;overflow:auto;font:12px/1.9 Arial,sans-serif;margin:10px 0 0;color:#756d61}.draft-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin:21px 0 12px}.draft-heading h3{font-size:12px;font-weight:500}.draft-heading h3 span{color:#97aa8c;font-size:11px;margin-left:8px}.draft-heading>span{font-size:10px;color:#a1ad98}.draft-labels,.draft-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) 32px;gap:9px}.draft-labels{font-size:10px;color:#93a18c;margin-bottom:9px}.draft-row{margin-bottom:9px;align-items:center}.draft-row .field{font-size:12px}.draft-row textarea.field{resize:vertical;min-height:64px;max-height:240px;overflow-y:auto;overflow-wrap:anywhere}.add-row{margin-top:4px}.photo-previews{display:flex;gap:10px;overflow-x:auto;margin-bottom:16px}.photo-previews img{height:125px;width:auto;max-width:200px;object-fit:contain;border:1px solid var(--line);border-radius:4px}.ocr-status{font-size:11px;line-height:1.9;background:#f1f6ed;color:#739267;padding:10px 12px;margin-bottom:15px;display:flex;align-items:center;gap:8px}.ocr-status svg{width:14px;height:14px}.confirm-text{font-size:13px;line-height:2;color:#74846b}.toast{position:fixed;z-index:100;bottom:30px;left:50%;transform:translate(-50%);max-width:calc(100vw - 30px);background:#2d4837;color:#fff;border-radius:5px;padding:13px 20px;font-size:12px;line-height:1.8;box-shadow:0 4px 20px #15271630}.history-word{display:flex;align-items:center;gap:17px;border-bottom:1px solid var(--line);padding:17px 0;font-size:12px}.history-word>div{flex:1;min-width:0;overflow-wrap:anywhere}.history-word strong{font-weight:500}.history-word p{margin-top:7px;color:#7c9871;font-size:14px}.history-word>span:last-child{font-size:10px;white-space:nowrap}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.spin{animation:spin 1.5s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(min-width:1500px){main{padding-top:48px}.workspace-layout{grid-template-columns:minmax(0,1fr) 280px;gap:38px}}@media(max-width:1150px){.sidebar{width:207px;padding-left:16px;padding-right:16px}.app-main{margin-left:207px}.topbar{padding:0 28px}main{padding:30px 28px 0}.page-footer{margin-left:28px;margin-right:28px}.workspace-layout{grid-template-columns:minmax(0,1fr) 215px;gap:22px}.section-header,.practice-toolbar{padding-left:19px;padding-right:19px}.question-list{padding:0 19px}.practice-bottom{padding:17px 19px}.practice-bottom .muted{display:none}.practice-bottom{justify-content:flex-end}.brand{font-size:23px;gap:9px}.brand small{font-size:9px}.mark{width:34px}.mark span{display:none}h1{font-size:26px}}@media(max-width:900px){.sidebar{width:185px;padding:28px 12px 18px}.app-main{margin-left:185px}.brand{font-size:21px;padding:0 5px}.brand-icon{width:36px;height:40px}.brand small{font-size:8px}.nav-item{gap:9px;font-size:12px}.semester{font-size:10px}.workspace-layout{grid-template-columns:minmax(0,1fr)}.daily-aside{display:grid;grid-template-columns:1fr 1fr;gap:24px}.source-section{display:none}.memory-note{margin:0}.date-desktop{display:none}.stats-row{padding:20px 0}.stat{padding:0 18px}.page-heading{gap:10px}h1{font-size:24px}.page-heading>.button{font-size:11px;padding:9px 11px}.question{min-height:80px}.mark{width:55px}.mark span{display:inline}.practice-bottom .muted{display:block}}@media(max-width:640px){.sidebar{display:none}.app-main{margin-left:0;padding-bottom:66px}.topbar{height:62px;padding:0 20px}.mobile-brand{display:flex;align-items:center;gap:9px;font-size:18px;font-weight:600;color:#335c47}.mobile-brand svg{width:22px;height:22px;color:var(--green)}.breadcrumb{display:none}.avatar{width:29px;height:29px}main{padding:25px 19px 0}.page-heading{margin-bottom:23px;align-items:center}.eyebrow{font-size:9px}h1{font-size:23px;margin:5px 0 7px}.page-heading p{font-size:10px}.page-heading>.button{min-height:35px;font-size:10px;padding:8px 9px;gap:5px}.page-heading>.button svg{width:14px;height:14px}.stats-row{margin-bottom:24px;padding:19px 0}.stat{padding:0 13px}.stat-label{font-size:10px;gap:4px}.stat-label svg{width:12px;height:12px}.stat strong{font-size:30px}.stat small{font-size:8px}.stat>div{margin:8px 0 5px}.stat>div>span{font-size:9px}.section-header{min-height:56px;padding:16px 17px}.practice-toolbar{padding:12px 17px;font-size:9px}.question-list{padding:0 17px}.question{gap:12px;padding:17px 0;min-height:81px}.question-zh{font-size:14px}.question-number{font-size:10px}.practice-bottom{padding:17px}.practice-bottom .muted{display:none}.practice-bottom .button{width:100%;font-size:12px;min-height:43px}.question-en{font-size:15px}.mark{width:35px;height:35px}.mark span{display:none}.mark-controls{gap:5px}.question.revealed{gap:10px}.daily-aside{gap:18px}.memory-note{padding:21px 16px}.memory-note h3{font-size:11px;line-height:1.8}.memory-note p{font-size:10px}.memory-note>span{font-size:8px}.side-section .section-header{padding:17px 0}.side-section h2{font-size:12px}.steps li{gap:9px;padding-bottom:20px}.steps li strong{font-size:11px}.steps li small{font-size:9px}.steps li>svg{width:13px}.page-footer{margin:27px 19px 0;padding:17px 0 19px;font-size:9px}.mobile-nav{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);height:calc(61px + env(safe-area-inset-bottom));padding:4px 12px env(safe-area-inset-bottom);border-top:1px solid var(--line);background:#ffffffed;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:20}.mobile-nav button{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:5px;color:#9baa99;font-size:9px}.mobile-nav button svg{width:20px;height:20px}.mobile-nav button.active{color:var(--green);font-weight:600}.empty-practice{min-height:387px;padding:30px 15px}.notebook-art{width:125px;height:153px;padding:24px 15px 9px 23px}.paper-word{font-size:12px}.paper-rules{height:33px}.empty-practice h3{font-size:14px}.empty-practice p{font-size:10px}.library-toolbar{flex-direction:column;align-items:stretch;gap:5px}.tabs{gap:25px}.search{max-width:none;margin:7px 0 14px}.word-table{min-width:520px}.word-table td{padding:15px 10px}.word-table th{padding:12px 10px}.modal-backdrop{padding:10px}.dialog{max-height:calc(100dvh - 20px)}.dialog-header{padding:15px 17px}.dialog-header h2{font-size:15px}.dialog-body{padding:16px 17px}.dialog-footer{padding:14px 17px;gap:10px}.dialog-footer>.muted{font-size:9px}.dialog-footer .button{font-size:11px;padding:9px 12px}.import-modes{gap:8px}.photo-upload{padding:10px 12px;font-size:11px;gap:6px;flex:1}.import-modes>.button{font-size:11px;padding:9px 10px}.draft-heading>span{font-size:8px}.draft-labels,.draft-row{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 26px;gap:6px}.draft-row .field{padding:8px;font-size:11px}.draft-row .icon-button{width:26px}.toast{bottom:85px;width:max-content;text-align:center}.setting-row{gap:15px}.setting-row p{font-size:10px}.setting-row>.button{font-size:10px;min-width:75px;padding:8px 10px}.settings-note{font-size:11px}.history-row{gap:12px}.history-calendar{width:36px;height:36px}.history-row small{font-size:10px}.history-row strong{font-size:12px}.result-mark span{display:none}}@media(max-width:360px){h1{font-size:20px}.stat{padding:0 9px}.stat small{font-size:7px}.daily-aside{grid-template-columns:1fr}.memory-note{display:none}.dialog-footer>.muted{display:none}.question-zh{font-size:13px}.page-heading>.button{max-width:92px}.mark{width:30px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;scroll-behavior:auto!important}}@media(max-width:640px){.mark{width:44px;height:44px}.icon-button{min-height:38px}.question.revealed .question-number{display:none}.question.revealed .question-content{min-width:0}}.stat:nth-child(2) strong{color:#987742}.stat:nth-child(3) strong{color:#587c8d}.memory-note{background:#f1f0df}.note-icon,.memory-note h3{color:#807b48}.memory-note p{color:#969171}.memory-note>span{color:#a29c7b}.note-line{background:#c6c09c}@media print{.sidebar,.topbar,.daily-aside,.mobile-nav,.page-footer,.page-heading>.button,.practice-bottom,.mark-controls{display:none}.app-main{margin:0;padding:0}main{padding:0}.workspace-layout{display:block}.stats-row{display:none}.practice-section{border:0}.question{break-inside:avoid}.question-list{padding:0}}@media(max-width:640px){.import-modes{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.import-modes .photo-upload{grid-column:1/-1;min-width:0}.import-modes>.button{width:100%;min-width:0;white-space:normal}}.focus-page{min-height:100vh;min-height:100dvh;width:100%;display:flex;flex-direction:column;background:#fff}.focus-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 48px;border-bottom:1px solid var(--line);background:#fff}.focus-heading{display:flex;align-items:center;gap:16px;min-width:0}.focus-page .focus-back{width:44px;height:44px;color:#53675f}.focus-back svg{width:22px;height:22px}.focus-heading h1{font-size:22px;line-height:1.5;margin:0;font-weight:600}.focus-heading p{font-size:13px;color:#7d8c85;line-height:1.8;margin-top:3px}.focus-meta{display:flex;align-items:center;gap:22px;flex-shrink:0}.focus-meta>span{font-size:13px;color:#76867d}.focus-meta strong{font-size:23px;font-weight:500;color:#384e43;white-space:nowrap}.focus-meta small{font-size:13px;font-weight:400;color:#819187}.focus-content{max-width:none;margin:0;padding:8px 48px 32px}.focus-page .question-list{padding:0}.focus-page .question{display:grid;grid-template-columns:36px minmax(0,1fr) auto;gap:24px;align-items:start;min-height:108px;padding:26px 0;border-bottom:1px solid var(--line)}.focus-page .question-number{display:block;font-size:16px;line-height:1.8;padding-top:7px;color:#85958c}.focus-page .question.revealed .question-number{display:block}.focus-page .question-content{grid-column:2}.focus-page .question-zh{font-size:26px;line-height:1.75;font-weight:500;color:#263d32}.focus-page .question-en{font-size:22px;line-height:1.7;margin-top:12px;color:#3e705a}.focus-page .question.incorrect .question-en{color:var(--red)}.focus-page .mark-controls{gap:10px;align-self:center}.focus-page .mark{width:76px;height:46px;font-size:13px;gap:6px}.focus-page .mark span{display:inline}.focus-page .mark svg{width:18px;height:18px}.focus-page .result-mark{font-size:13px;align-self:center;gap:7px}.focus-page .result-mark span{display:inline}.focus-page .result-mark svg{width:21px;height:21px}.focus-actions{position:sticky;bottom:0;z-index:12;display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;border-top:1px solid var(--line);padding:18px 48px calc(18px + env(safe-area-inset-bottom))}.focus-actions .button{min-height:48px;font-size:14px;padding:12px 22px}.focus-progress{font-size:14px;color:#7b8c81;line-height:1.7}.focus-saved{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--green)}.focus-empty{padding:80px 0;color:#7d8c85;font-size:18px;text-align:center}@media(max-width:900px){.focus-header{padding:18px 28px}.focus-content{padding:6px 28px 28px}.focus-actions{padding:16px 28px calc(16px + env(safe-area-inset-bottom))}.focus-page .question{gap:18px}.focus-page .question-zh{font-size:24px}.focus-page .question-en{font-size:21px}}@media(max-width:640px){.focus-header{padding:14px 18px;gap:12px}.focus-heading{gap:9px}.focus-heading h1{font-size:20px}.focus-heading p{font-size:11px}.focus-meta{flex-direction:column;align-items:flex-end;gap:3px}.focus-meta>span{font-size:11px}.focus-meta strong{font-size:18px}.focus-meta small{font-size:11px}.focus-content{padding:2px 18px 24px}.focus-page .question{grid-template-columns:25px minmax(0,1fr);gap:10px;min-height:88px;padding:22px 0}.focus-page .question-number{font-size:13px;padding-top:6px}.focus-page .question-zh{font-size:22px}.focus-page .question-en{font-size:19px;margin-top:9px}.focus-page .mark-controls,.focus-page .result-mark{grid-column:2;justify-self:start;margin-top:4px}.focus-page .mark{width:72px;height:46px;font-size:13px}.focus-actions{padding:14px 18px calc(14px + env(safe-area-inset-bottom));gap:12px}.focus-actions .button{padding:12px 14px;font-size:13px;gap:6px}.focus-progress,.focus-saved{font-size:12px}}@media print{.focus-page{min-height:0}.focus-header{position:static;padding:0 0 15px}.focus-back,.focus-actions{display:none!important}.focus-content{padding:0}.focus-page .question{min-height:75px;padding:15px 0}.focus-page .question-zh{font-size:20px}.focus-page .question-en{font-size:18px}}
