:root{--bg:#f7f6f2;--paper:#fffefa;--ink:#2c342f;--muted:#899087;--line:#e5e6dd;--accent:#c3684e;--accent-light:#f7e9e0;--green:#506958;--green-light:#eaf0e8;--shadow:0 16px 60px #25352c0a;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}button:focus-visible,a:focus-visible{outline:3px solid #c3684e70;outline-offset:4px}button{border:0;background:none;color:inherit}a{color:var(--accent);text-decoration:none}input,select,textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;color:var(--ink);background:var(--paper);outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #c3684e12}input[type=checkbox]{width:17px;height:17px;accent-color:var(--accent);box-shadow:none}label{display:block;font-size:13px;font-weight:550}label>input,label>select,label>textarea{margin-top:8px}small,.muted{color:var(--muted)}small{line-height:1.7}h1,h2,h3,p{margin:0}h1{font-size:32px;font-weight:600;letter-spacing:-1px}h2{font-size:19px;font-weight:600}h3{font-size:16px}p{line-height:1.8}.hidden{display:none!important}.initial{padding:20vh 20vw;font-size:32px}.initial span{display:block;font-size:14px;margin-top:20px;color:var(--muted)}
.shell{display:grid;grid-template-columns:232px minmax(0,1fr);min-height:100vh}.sidebar{background:#efefe8;border-right:1px solid var(--line);padding:36px 22px 24px;display:flex;flex-direction:column;position:fixed;top:0;bottom:0;width:232px;z-index:20}.brand{display:flex;align-items:center;gap:11px;padding:0 10px}.brand img{width:36px;height:36px}.brand-name{font-size:22px;font-weight:650;letter-spacing:2px}.brand-sub{font-size:9px;letter-spacing:2px;display:block;color:var(--muted);margin-top:2px}.nav-label{font-size:10px;letter-spacing:2px;color:#999e93;margin:44px 14px 14px}.nav{display:flex;flex-direction:column;gap:6px}.nav button{text-align:left;padding:14px 16px;display:flex;align-items:center;gap:13px;border-radius:10px;font-size:14px;color:#747d72}.nav button.active{background:#e0e5d9;color:#3d5445;font-weight:600}.nav button:hover{background:#e6e8df}.icon{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}.sidebar-note{margin-top:auto;padding:22px 12px;color:#8c9487;font-size:12px;line-height:1.9}.sidebar-note b{font-family:Georgia,serif;font-size:26px;color:#a7b09e;font-weight:normal}.profile{border-top:1px solid #dcdfd4;padding:20px 7px 0;display:flex;align-items:center;gap:10px}.avatar{background:#ddd9c8;color:#7a7964;border-radius:50%;width:34px;height:34px;display:grid;place-items:center;font-size:13px}.profile-info{flex:1;min-width:0}.profile-info strong{font-size:13px;display:block;overflow:hidden;text-overflow:ellipsis}.profile-info small{font-size:10px}.icon-btn{display:flex;align-items:center;justify-content:center;padding:8px;border-radius:8px}.icon-btn:hover{background:#e7e9e1}.workspace{grid-column:2;padding:0 44px 60px;max-width:1580px;width:100%;margin:auto}.topbar{height:88px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.topbar-left{display:flex;align-items:center;gap:10px}.topbar-left b{font-weight:500;color:var(--ink)}.topbar-right{display:flex;align-items:center;gap:18px}.status-dot{width:6px;height:6px;background:#79916b;border-radius:50%;display:inline-block;margin-right:7px}.status-dot.off{background:#b5b8ad}.page-head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:37px 0 27px}.eyebrow{font-size:10px;font-weight:600;letter-spacing:2px;color:var(--accent);margin-bottom:12px}.page-head p{font-size:13px;color:var(--muted);margin-top:10px}.btn{padding:12px 18px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:13px;font-weight:550;white-space:nowrap}.btn-primary{background:var(--accent);color:white;box-shadow:0 4px 12px #c3684e14}.btn-primary:hover{background:#b85a41}.btn-secondary{background:var(--paper);border:1px solid var(--line)}.btn-secondary:hover{background:#f1f2eb}.btn-small{padding:8px 12px;font-size:12px}.btn-ghost{color:var(--accent);padding:7px 0}.btn-danger{color:#aa413e}.row{display:flex;align-items:center;gap:12px}.wrap{flex-wrap:wrap}.between{justify-content:space-between}.section-space{margin-top:26px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{padding:22px;background:var(--paper);border:1px solid var(--line);border-radius:12px}.stat-label{font-size:12px;color:var(--muted);display:flex;justify-content:space-between;align-items:center}.stat-label .icon{width:17px;color:#a5ab9c}.stat-value{font-size:32px;font-weight:500;font-family:Georgia,serif;margin:14px 0 7px;letter-spacing:-.5px}.stat-value small{font:12px sans-serif;margin-left:6px}.stat-bottom{font-size:11px;color:var(--muted)}.stat-bottom.accent{color:var(--accent)}
.dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;margin-top:28px}.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);overflow:hidden}.card-header{padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line)}.card-header h2{font-size:16px}.card-header p{font-size:11px;color:var(--muted);margin-top:6px}.card-body{padding:24px}.tag{display:inline-flex;align-items:center;border-radius:5px;padding:4px 7px;font-size:10px;white-space:nowrap;background:var(--green-light);color:var(--green)}.tag.orange{background:var(--accent-light);color:var(--accent)}.tag.gray{background:#f0f0eb;color:#8b9084}.tabs{display:flex;gap:5px;flex-wrap:wrap;padding:16px 24px 0}.tab{border-radius:7px;padding:8px 10px;font-size:12px;color:#858b7e}.tab.active{background:var(--ink);color:#fff}.word-tools{padding:18px 24px 12px;display:flex;align-items:center;justify-content:space-between;gap:10px}.word-tools input{max-width:190px;font-size:12px;padding:9px 12px}.word-grid{padding:4px 24px 24px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;max-height:390px;overflow:auto}.word-chip{display:flex;align-items:center;gap:9px;border:1px solid var(--line);padding:11px;border-radius:8px;cursor:pointer;font-family:Georgia,serif;font-size:15px;min-width:0}.word-chip:has(input:checked){border-color:#cbd5c5;background:#f2f5ee}.word-chip span{overflow:hidden;text-overflow:ellipsis}.word-chip i{height:5px;width:5px;border-radius:50%;margin-left:auto;flex-shrink:0;background:#8fa184}.word-chip i.forget{background:#c8795d}.word-chip i.vague{background:#c7a969}.word-footer{border-top:1px solid var(--line);padding:14px 24px;font-size:11px;color:var(--muted);display:flex;justify-content:space-between}.empty{padding:45px 25px;text-align:center}.empty .empty-art{margin:0 auto 18px;width:65px;height:65px;border-radius:18px;background:#eef0e7;color:#8a9c7d;display:grid;place-items:center;transform:rotate(-5deg)}.empty-art .icon{height:30px;width:30px;transform:rotate(5deg)}.empty h3{margin-bottom:9px;font-weight:500}.empty p{font-size:12px;color:var(--muted);max-width:330px;margin:0 auto 20px;line-height:1.9}.form-stack{display:grid;gap:17px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.generator{background:#f3f0e7;border:1px solid #e8e2d4}.generator .card-header{border:0;padding-bottom:8px}.generator .card-body{padding-top:15px}.generator .btn-primary{width:100%;margin-top:5px}.generator small{font-size:10px}.generator input,.generator select{background:#fffef9;font-size:12px}.helper{padding:21px 4px;color:var(--muted);font-size:11px;line-height:1.9}.helper strong{color:var(--green);display:block;margin-bottom:5px;font-size:12px;font-weight:550}.sample-banner{margin-top:24px;padding:24px 26px;background:#e8ede3;border-radius:12px;display:flex;align-items:center;gap:25px}.sample-banner .book-symbol{font-family:Georgia,serif;font-size:48px;font-style:italic;color:#8a9d80;line-height:1}.sample-banner h3{font-size:14px;font-weight:550}.sample-banner p{font-size:11px;color:#7b8874;margin-top:7px}.sample-banner button{margin-left:auto;flex-shrink:0}.notice{background:var(--accent-light);color:#a26449;border-radius:8px;padding:13px 16px;font-size:12px;line-height:1.8;margin-bottom:20px}.notice.neutral{background:#ecefe6;color:#6d7e62}.grid-two{display:grid;grid-template-columns:1fr 1fr;gap:24px}.settings-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}.full{grid-column:1/-1}.connection-state{display:flex;align-items:center;gap:8px;padding:12px 0;font-size:12px;color:var(--green)}.help-text{font-size:11px;color:var(--muted);line-height:1.9;margin-top:8px}.model-item{padding:18px 0;border-bottom:1px solid var(--line)}.model-item:first-child{padding-top:0}.model-item:last-child{border:0}.model-item h3{font-size:14px}.model-item small{display:block;font-size:11px;margin-top:7px;overflow-wrap:anywhere}.model-actions{display:flex;gap:10px;margin-top:12px}.model-actions button{font-size:11px;color:var(--accent)}
.book-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.book-card{padding:24px;text-align:left;transition:transform .2s}.book-card:hover{transform:translateY(-3px)}.book-cover{height:100px;display:flex;align-items:center;margin-bottom:24px}.book-object{width:67px;height:88px;border-radius:3px 8px 8px 3px;background:#c8d0ba;box-shadow:5px 5px 0 #e7e9df;border-left:7px solid #acb89a;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#65735a;font:22px Georgia,serif}.book-object span{font-size:8px;letter-spacing:2px;margin-top:6px}.book-card:nth-child(3n+2) .book-object{background:#ead7bb;border-color:#d7bd9b;color:#ac8553}.book-card:nth-child(3n) .book-object{background:#e1d3ce;border-color:#c9afa4;color:#976e5c}.book-card h3{font-weight:550}.book-card p{font-size:11px;color:var(--muted);margin-top:8px}.entry-list{display:grid;gap:14px}.entry{padding:24px}.entry-word{font-family:Georgia,serif;font-size:23px}.entry-meaning{font-size:13px;margin:12px 0}.entry-quote{font-family:Georgia,serif;font-size:15px;line-height:1.8;color:#7a8275;border-left:2px solid #dce2d3;padding-left:14px}.entry-meta{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-top:17px;font-size:11px;color:var(--muted)}.entry-meta button{font-size:11px;color:var(--accent)}.entry-actions{display:flex;gap:13px}.history-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.history-card{padding:25px;text-align:left}.history-card h3{font:24px/1.3 Georgia,serif;margin:17px 0 10px}.history-card p{font-size:12px;color:var(--muted)}.history-card footer{display:flex;gap:12px;margin-top:24px;color:var(--muted);font-size:11px}.reader-wrap{max-width:900px;margin:0 auto}.reader-toolbar{display:flex;justify-content:space-between;align-items:center;padding:24px 0;gap:12px;flex-wrap:wrap}.reader-toolbar label{font-size:11px;display:flex;align-items:center;gap:5px}.reader-toolbar input{margin:0}.article-paper{padding:56px 65px;background:var(--paper);border:1px solid var(--line);border-radius:13px}.article-kicker{font-size:10px;letter-spacing:2px;color:var(--accent);margin:18px 0}.article-paper h1{font-family:Georgia,"Times New Roman",serif;font-size:43px;line-height:1.2;letter-spacing:-1px;font-weight:400}.article-intro{font-size:12px;color:var(--muted);margin-top:20px}.article-meta{display:flex;gap:18px;font-size:10px;color:var(--muted);margin:23px 0 35px;padding-bottom:25px;border-bottom:1px solid var(--line)}.paragraph{margin-bottom:25px}.english{font-family:Georgia,"Times New Roman",serif;font-size:20px;line-height:1.95;color:#414a40}.token{cursor:pointer;border-radius:3px;transition:background .15s}.token:hover{background:#e4eadb}.token.target{background:#f4e9d6;border-bottom:1px solid #dbbe88}.translation{font-size:13px;line-height:1.9;color:#8a8d80;padding-top:14px}.article-note{font-size:11px;color:var(--muted);line-height:1.9;border-top:1px solid var(--line);padding-top:23px}.coverage{display:flex;flex-wrap:wrap;gap:7px;margin-top:15px}.coverage span{font:13px Georgia,serif;padding:6px 10px;border-radius:5px;background:var(--green-light);color:var(--green)}.coverage span.missing{background:#f8e6e0;color:#b56a57}.practice{padding:28px;margin-top:23px}.practice h2{margin-bottom:10px}.question{padding:20px 0;border-bottom:1px solid var(--line)}.question p{font:17px/1.7 Georgia,serif;margin-bottom:8px}.question input{max-width:320px;margin:10px 0}.answer{padding:12px;border-radius:6px;font-size:12px;background:#eaf0e7;color:#4d7657}.answer.wrong{background:#f7e9e2;color:#a85b43}.attempt-summary{font-size:13px;color:var(--green);margin:18px 0}.lookup{position:fixed;top:108px;right:25px;width:355px;max-height:calc(100vh - 140px);overflow:auto;background:var(--paper);border:1px solid #dddccf;border-radius:14px;padding:24px;z-index:50;box-shadow:0 14px 70px #29332626}.lookup-head{display:flex;justify-content:space-between;gap:10px;align-items:flex-start}.lookup-word{font:29px Georgia,serif;overflow-wrap:anywhere;max-height:150px;overflow:auto}.lookup-source{font-size:10px;color:var(--muted);margin:10px 0 20px}.lookup-section{margin-top:20px}.lookup-section h4{font-size:10px;letter-spacing:1px;color:var(--accent);margin:0 0 10px}.lookup-section p{font-size:13px}.lookup-section ul{padding-left:17px;font-size:12px;line-height:1.8;color:#7a8174}.lookup .btn-primary{width:100%;margin-top:24px}.lookup .btn-secondary{width:100%;margin-top:12px}.selection-bar{position:fixed;bottom:30px;left:50%;transform:translateX(-30%);padding:8px;background:var(--ink);color:white;z-index:45;border-radius:12px;box-shadow:var(--shadow)}.selection-bar button{padding:9px 16px;font-size:13px}#toast{position:fixed;bottom:30px;left:50%;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:var(--ink);color:#fff;padding:13px 22px;border-radius:10px;z-index:100;font-size:13px;transition:.2s;max-width:90vw}#toast.show{opacity:1;transform:translate(-50%,0)}dialog{border:1px solid var(--line);border-radius:16px;padding:28px;background:var(--paper);color:var(--ink);width:min(520px,92vw);max-height:85vh;overflow:auto;box-shadow:0 30px 100px #17291e22}dialog::backdrop{background:#25302b50;backdrop-filter:blur(3px)}dialog h2{margin-bottom:24px}.dialog-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:25px}.auth{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}.auth-story{background:#e9eddf;padding:70px 10%;display:flex;flex-direction:column;justify-content:space-between}.auth-story h1{font:64px/1.15 Georgia,serif;max-width:500px;letter-spacing:-2px}.auth-story h1 em{color:var(--accent);font-weight:400}.auth-story p{font-size:14px;line-height:2;margin-top:25px;color:#7c8772}.auth-story footer{font-size:10px;letter-spacing:3px;color:#8d987f}.auth-form{display:flex;align-items:center;justify-content:center;padding:60px}.auth-inner{width:100%;max-width:360px}.auth-inner h2{font-size:26px;margin:10px 0}.auth-inner>p{font-size:12px;color:var(--muted);margin-bottom:28px}.auth-inner .btn-primary{width:100%;margin-top:10px}.auth-switch{text-align:center;font-size:12px;color:var(--muted);margin-top:24px}.auth-switch button{color:var(--accent)}.auth-error{color:#b65c42;font-size:12px;margin-top:14px;line-height:1.7}.loading{padding:35px;color:var(--muted);text-align:center;font-size:13px}.spinner{display:inline-block;width:14px;height:14px;border:2px solid #ffffff70;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.mobile-brand{display:none}.progress-block{margin-top:12px}progress{height:5px;width:100%;border:0;border-radius:8px;background:#eee}progress::-webkit-progress-bar{background:#e9ece2;border-radius:8px}progress::-webkit-progress-value{background:#93a27f;border-radius:8px}
@media(min-width:1400px){.workspace{padding-left:65px;padding-right:65px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 330px}}
@media(max-width:1100px){.sidebar{width:190px;padding:30px 14px}.shell{grid-template-columns:190px minmax(0,1fr)}.workspace{padding:0 25px 45px}.dashboard-grid{grid-template-columns:minmax(0,1fr) 270px;gap:16px}.word-grid{grid-template-columns:repeat(2,1fr)}.stat{padding:17px}.stat-value{font-size:28px}.settings-grid{grid-template-columns:1fr}.article-paper{padding:40px}.book-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.shell{display:block}.sidebar{position:fixed;top:auto;bottom:0;left:0;width:100%;height:70px;padding:5px 7px;background:#f3f3ecf5;backdrop-filter:blur(16px);border-top:1px solid var(--line);border-right:0}.sidebar .brand,.nav-label,.sidebar-note,.profile{display:none}.nav{flex-direction:row;justify-content:space-around;gap:0}.nav button{flex-direction:column;gap:5px;padding:8px 12px;font-size:10px;border-radius:8px}.nav .icon{width:19px;height:19px}.workspace{padding:0 20px 100px}.topbar{height:67px}.topbar-left{font-size:11px}.topbar-right{font-size:10px}.page-head{padding:28px 0 22px}h1{font-size:26px}.page-head p{font-size:12px}.page-head .btn{padding:10px 12px}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stat{padding:17px}.stat-value{font-size:29px;margin:11px 0 5px}.dashboard-grid{grid-template-columns:1fr}.generator .form-stack{grid-template-columns:1fr 1fr}.generator .form-stack>.full-mobile{grid-column:1/-1}.helper{padding:17px 7px}.word-grid{grid-template-columns:repeat(3,1fr)}.sample-banner{padding:20px;gap:15px}.sample-banner .book-symbol{display:none}.sample-banner .btn{padding:9px;font-size:11px}.book-grid,.history-grid{grid-template-columns:repeat(2,1fr);gap:12px}.history-card{padding:20px}.history-card h3{font-size:21px}.article-paper{padding:30px 24px}.article-paper h1{font-size:34px}.english{font-size:19px}.lookup{top:auto;bottom:80px;right:10px;width:min(390px,calc(100vw - 20px));max-height:65vh}.selection-bar{bottom:85px;transform:translateX(-50%);white-space:nowrap}.auth{grid-template-columns:1fr}.auth-story{padding:35px 30px;min-height:270px}.auth-story h1{font-size:38px;margin-top:30px}.auth-story p{font-size:12px;margin-top:15px}.auth-story footer{display:none}.auth-form{padding:40px 30px}.auth-story .brand{padding:0}.full{grid-column:auto}.settings-grid{gap:18px}.topbar-right .btn{font-size:10px;padding:6px 9px}.entry-actions{gap:8px;flex-wrap:wrap}.entry-meta{align-items:flex-start}#toast{bottom:85px}}
@media(max-width:420px){.word-grid{grid-template-columns:repeat(2,1fr)}.book-grid,.history-grid{grid-template-columns:1fr}.form-grid{grid-template-columns:1fr}.card-header,.card-body{padding:20px}.topbar-right>span{display:none}.page-head{align-items:flex-start}.article-paper{padding:25px 19px}.article-meta{gap:10px;flex-wrap:wrap}.generator .form-stack{grid-template-columns:1fr}.generator .form-stack>.full-mobile{grid-column:auto}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.snapshot-card{margin-bottom:24px}.mobile-logout{display:none}@media(max-width:800px){.mobile-logout{display:flex}}

.article-paper{background:var(--readingBackground,#fffefa);color:var(--readingText,#414a40)}
.english{color:var(--readingText,#414a40)}
.token.target{color:var(--wordText,#77542c);background:var(--wordBackground,#f4e9d6)}
.english::selection,.english *::selection{color:var(--selectionText,#283c31);background:var(--selectionBackground,#dce8c9)}
.annotation{border-radius:3px;box-decoration-break:clone;-webkit-box-decoration-break:clone}
input[type=color]{height:44px;padding:4px;cursor:pointer}
.batch-progress p{font-size:12px;margin:7px 0;overflow-wrap:anywhere}
.batch-progress button{margin:5px 8px 0 0;white-space:normal}

.word-tools{flex-wrap:wrap}.word-tools>.row{flex-wrap:wrap}.selection-count{display:flex;align-items:center;gap:8px;white-space:nowrap;font-size:12px}.word-tools .selection-count input{width:76px;min-width:0;flex:none;padding:8px}

.selection-help{flex-basis:100%;color:var(--muted);font-size:11px;line-height:1.8}.generation-preview{background:#e8ede3;border-radius:8px;padding:14px;color:var(--green);font-size:12px;line-height:1.8}

.lookup-move{cursor:move;touch-action:none;user-select:none;font-size:10px;color:var(--muted);padding:8px 0 12px;border-bottom:1px solid var(--line);margin-bottom:12px;position:sticky;top:-24px;background:var(--paper);z-index:1}
.lookup-resize{position:sticky;bottom:-20px;float:right;cursor:nwse-resize;touch-action:none;user-select:none;width:30px;height:30px;color:var(--muted);background:var(--paper);margin-top:8px}
.quick-marks{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:20px;font-size:12px}.mark-swatch{width:32px;height:32px;border-radius:50%;border:1px solid #0002;font-size:12px}.mark-swatch:hover{outline:2px solid var(--green);outline-offset:2px}
.mark-color-0{background:#fff0b3;color:#66521c}.mark-color-1{background:#dcedc8;color:#325b3b}.mark-color-2{background:#d5eafa;color:#294e70}.mark-color-3{background:#f9dce7;color:#783d53}.mark-color-4{background:#e9ddf6;color:#594271}

.lookup-word.lookup-passage{font-size:16px;line-height:1.65;white-space:pre-wrap;max-height:220px}.lookup-section p{white-space:pre-wrap}