/* 阅卷知语 · quiet, focused teacher workspace */
:root{--brand:#236754;--brand-hover:#174f3f;--brand-soft:#edf5ef;--ink:#263c34;--muted:#697870;--line:#e2e8e1;--bg:#f5f7f2;--surface:#fff;--amber:#9b682d;--red:#ad4444;--radius:16px;--shadow:0 4px 24px #183d2805;--ease:cubic-bezier(.2,.7,.2,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a,label.file-pick{touch-action:manipulation}button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:40px;padding:9px 15px;border:1px solid var(--line);border-radius:9px;background:#fff;color:var(--ink);cursor:pointer;white-space:nowrap;transition:background .18s,border-color .18s,box-shadow .18s,transform .18s var(--ease)}button:hover{background:#f5f8f3;border-color:#c4d4c7}button:active:not(:disabled){transform:translateY(1px)}button:disabled{opacity:.5;cursor:not-allowed}button[hidden],[hidden]{display:none!important}a{color:var(--brand);text-underline-offset:3px}h1,h2,h3,p{margin:0}h1{font-size:28px;letter-spacing:-.8px;font-weight:650;line-height:1.4}h2{font-size:17px;font-weight:650;letter-spacing:-.3px;line-height:1.45}h3{font-size:18px;font-weight:600}input,select,textarea{width:100%;border:1px solid #dce4dc;border-radius:8px;background:#fff;color:var(--ink);padding:10px 12px;outline:none;transition:border-color .18s,box-shadow .18s}input:hover,select:hover,textarea:hover{border-color:#bbcdbf}input:focus,select:focus,textarea:focus{border-color:#4c8b72;box-shadow:0 0 0 3px #2367540c}input::placeholder,textarea::placeholder{color:#87948a}textarea{resize:vertical;line-height:1.7;min-height:76px}input[type=number]{font-variant-numeric:tabular-nums}input:disabled,textarea:disabled,select:disabled{background:#f5f7f3;color:#839085}label{display:block}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #9cc8ad;outline-offset:3px}.icon{display:inline-block;flex-shrink:0;width:19px;height:19px;vertical-align:middle}.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}.skip-link{position:fixed;top:-60px;left:16px;z-index:100;background:#fff;padding:12px 18px;border-radius:8px}.skip-link:focus{top:12px}
.app{display:flex;min-height:100vh}.sidebar{width:232px;flex-shrink:0;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:30px 17px 17px;background:#123d33;color:#d3e1d8;border-right:1px solid #173e34}.logo{display:flex;align-items:center;gap:10px;padding:0 10px 44px}.brand-mark{display:grid;place-items:center;width:39px;height:39px;flex-shrink:0;background:#eaf2db;color:#214a35;border-radius:12px}.brand-mark .icon{width:23px;height:23px}.logo b{display:block;color:#fff;font-size:20px;letter-spacing:1px;font-weight:650}.logo small{display:block;font-size:9px;color:#b2c5b8;letter-spacing:.6px;margin-top:3px;white-space:nowrap}.nav-label{color:#a9c0b0;letter-spacing:1.5px;font-size:10px;margin:0 15px 13px}.sidebar nav{display:grid;gap:7px}.sidebar nav button{justify-content:flex-start;gap:13px;border:0;background:transparent;color:#c6d7cd;width:100%;padding:14px 15px;border-radius:9px;min-height:49px;font-size:14px}.sidebar nav button:hover{background:#ffffff0a;color:#fff}.sidebar nav button.active{background:#e8f0d9;color:#284b34;font-weight:600;box-shadow:0 3px 10px #091c1a08}.sidebar nav button .icon{opacity:.9}.nav-current{margin-left:auto;width:5px;height:5px;border-radius:50%;background:currentColor;opacity:0}.active .nav-current{opacity:.7}.sidebar-bottom{margin-top:auto;padding-top:44px}.side-note{background:#ffffff06;border:1px solid #ffffff0a;border-radius:12px;padding:19px 17px;margin-bottom:22px}.side-note>.icon{color:#c8dca8;width:24px;height:24px;margin-bottom:12px}.side-note strong{display:block;color:#e0eadd;font-size:12px;font-weight:500}.side-note p{font-size:11px;line-height:1.9;color:#b3c6b8;margin-top:5px}.api-nav{width:100%;background:transparent;border:0;color:#c1d3c7;justify-content:flex-start;padding:12px 12px;font-size:12px}.api-nav .icon:last-child{margin-left:auto;width:14px}.api-nav:hover{background:#ffffff08;color:#fff}.workspace-badge{border-top:1px solid #ffffff12;margin-top:14px;padding:20px 10px 2px;display:flex;align-items:center;gap:7px;font-size:10px;color:#adc2b3}.badge-small{margin-left:auto;font-size:8px;letter-spacing:1.2px;color:#aec1a6}.presence-dot{display:inline-block;width:6px;height:6px;flex-shrink:0;border-radius:50%;background:#73a97f}.workspace-badge .presence-dot{background:#a7c782;box-shadow:0 0 0 3px #a7c78213}
main{flex:1;min-width:0;max-width:calc(100% - 232px)}.topbar{height:65px;border-bottom:1px solid #e2e8df;background:#ffffff80;padding:0 36px;display:flex;align-items:center;justify-content:space-between}.breadcrumbs{display:flex;gap:14px;color:#78877d;font-size:12px}.breadcrumbs span{color:#bcc6be}.breadcrumbs b{color:#41584a;font-weight:500}.topbar-right{display:flex;align-items:center;gap:24px}.local-indicator{display:flex;align-items:center;gap:7px;font-size:11px;color:#667c69}.teacher-avatar{display:grid;place-items:center;background:#e8eddf;border:3px solid white;outline:1px solid #e4e9de;border-radius:50%;width:31px;height:31px;color:#526744;font-size:12px}.page-header{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 auto;max-width:1512px;padding:31px 36px 24px}.eyebrow{font-size:9px;letter-spacing:2.1px;color:#7b8a79;margin-bottom:5px;font-weight:600}.page-header p{margin-top:7px;font-size:12px;color:var(--muted)}.save,.export{background:var(--brand);color:#fff;border-color:var(--brand);font-size:12px;font-weight:550;box-shadow:0 3px 5px #23675409}.save:hover,.export:hover{background:var(--brand-hover);border-color:var(--brand-hover);box-shadow:0 5px 12px #174f3f15}.export{min-height:40px;background:white;color:#42604b;border-color:#d5dfd0;box-shadow:none}.export:hover{color:white}.secondary{background:#f5f8f0;border-color:#dce5d5;color:#3f644b;font-size:12px}.text-button{border:0;background:transparent;padding:8px 9px;box-shadow:none;font-size:12px}.danger{color:var(--red)}.danger:hover{background:#fcf1ef;border-color:#ecd1cb}.icon-button{padding:7px;min-width:32px;min-height:32px;width:32px;height:32px;border:0;background:transparent;color:#8b988d;flex-shrink:0}.icon-button .icon{width:15px;height:15px}.row-delete:hover{background:#fbefed;color:var(--red)}.view{max-width:1512px;margin:0 auto;padding:0 36px 24px;animation:view-enter .32s var(--ease) both}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;min-width:0}.section-title{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:20px}.section-title h2{display:flex;align-items:center;gap:9px}.section-title p{margin-top:5px}.section-kicker{display:block;font-size:9px;letter-spacing:1.6px;color:#889483;margin-bottom:5px}.subtle{color:var(--muted);font-size:12px;font-weight:400}.footnote{color:var(--muted);font-size:12px;line-height:1.9}.centered{display:flex;align-items:center;justify-content:center;gap:7px;text-align:center}.centered .icon{width:15px;height:15px}.pill{display:inline-flex;align-items:center;gap:6px;white-space:nowrap;padding:5px 10px;background:#edf5e9;color:#4c7054;border:1px solid #e1eddb;border-radius:6px;font-size:10px;font-weight:500}.pill.warning{background:#fff5e7;color:#946b38;border-color:#f5e5cc}.pill.neutral{background:#f3f5f1;color:#748272;border-color:#e8ece4}.count-badge{display:inline-flex;align-items:center;justify-content:center;background:#f0f4eb;color:#607551;min-width:23px;height:22px;font-size:11px;border-radius:5px;font-weight:500;padding:0 6px}.heading-icon{width:38px;height:38px;display:grid;place-items:center;background:#f0f5e9;color:#62805b;border-radius:10px;flex-shrink:0}.loading-state{padding:65px;display:flex;justify-content:center;align-items:center;gap:12px;color:var(--muted)}
.welcome-banner{position:relative;display:flex;align-items:center;overflow:hidden;min-height:228px;padding:27px 34px;margin-bottom:23px;border:1px solid #e1e8d6;border-radius:17px;background:linear-gradient(105deg,#ecf1df 0%,#eff3e6 60%,#e5edda 100%)}.welcome-copy{position:relative;z-index:1;max-width:64%}.banner-tag{display:flex;align-items:center;gap:7px;font-size:10px;letter-spacing:1px;color:#5a7551}.welcome-copy h2{font-family:"Songti SC","Noto Serif CJK SC","SimSun",serif;font-size:30px;line-height:1.55;letter-spacing:1.2px;font-weight:600;color:#244933;margin:10px 0 9px}.welcome-copy p{font-size:11px;color:#536b59;line-height:1.8}.welcome-copy button{margin-top:19px;min-height:37px;padding:8px 13px;font-size:11px}.welcome-copy button .icon{width:15px;height:15px}.welcome-copy button .icon:last-child{margin-left:9px}.paper-art{position:absolute;right:25px;top:0;width:330px;height:100%;pointer-events:none}.art-orbit{position:absolute;border:1px solid #9bb78124;border-radius:50%;width:250px;height:250px;top:12px;right:8px}.orbit-two{width:310px;height:310px;top:-18px;right:-22px}.art-sheet{position:absolute;width:159px;height:203px;border:1px solid #dce6d5;background:#fffdf6;border-radius:6px;top:29px;right:75px;box-shadow:0 15px 22px #62724614;transform:rotate(10deg)}.sheet-back{background:#dfe8cd;transform:rotate(-8deg);top:34px;right:82px}.sheet-front{padding:18px 16px;animation:paper-enter .6s var(--ease) both}.sheet-label{display:flex;justify-content:space-between;align-items:center;font-size:8px;font-weight:600;color:#546849}.sheet-label .icon{width:14px;height:14px}.sheet-rule{height:1px;background:#dce5d3;margin:10px 0 17px}.sheet-line{height:3px;width:62%;background:#e4e9dc;border-radius:5px;margin-bottom:6px}.line-long{width:90%}.sheet-answer{display:flex;align-items:center;gap:10px;margin:0 0 9px}.sheet-answer span{height:13px;width:73%;border-bottom:1px solid #d6dfc8}.sheet-answer .icon{width:21px;height:21px;color:#598c66;stroke-width:2.5}.sheet-sign{font-size:7px;color:#839071;text-align:right;margin-top:10px}.art-stamp{position:absolute;bottom:33px;right:10px;background:#fffef7;border:1px solid #dce6d3;border-radius:9px;box-shadow:0 4px 12px #83916412;display:flex;gap:7px;align-items:center;padding:10px 13px;color:#53734f;font-size:10px;transform:rotate(-4deg)}.art-stamp .icon{background:#e7f0de;width:22px;height:22px;border-radius:50%;padding:4px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:31px}.stat-card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;transition:transform .2s var(--ease),box-shadow .2s}.stat-card:hover{transform:translateY(-2px);box-shadow:0 6px 18px #25482a08}.stat-label{display:flex;justify-content:space-between;align-items:center;color:#6e7c6b;font-size:11px}.stat-icon{display:grid;place-items:center;width:29px;height:29px;border-radius:8px;background:#f2f6ec;color:#789563}.stat-icon .icon{width:16px;height:16px}.stat-value{font-size:32px;font-weight:600;letter-spacing:-1px;line-height:1.2;margin:10px 0;font-variant-numeric:tabular-nums}.stat-value em{font-size:10px;font-weight:400;font-style:normal;letter-spacing:0;color:#7c8979;margin-left:7px}.stat-card>small{font-size:9px;color:#7c8976}.stat-card.amber .stat-icon{background:#faf3e7;color:#b18b45}.workspace-title h2{font-size:19px}.workspace-title{margin-bottom:17px}.workspace-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(300px,1fr);gap:20px;margin-bottom:22px}.workspace-side{display:grid;gap:16px;align-content:start}.card-heading{display:flex;align-items:center;gap:12px;margin-bottom:19px}.card-heading p{font-size:11px;color:var(--muted);margin-top:3px}.drop-target{border:1.5px dashed #c8d8bd;border-radius:12px;background:#fafcf6;padding:33px 20px;text-align:center;transition:background .2s,border-color .2s,box-shadow .2s}.drop-target.is-dragover{background:#eaf4e2;border-color:#5f936b;box-shadow:inset 0 0 0 3px #75aa7620}.upload-symbol{position:relative;margin:0 auto 18px;width:58px;height:60px;display:grid;place-items:center;background:#f0f5e6;border:1px solid #e3ebd7;border-radius:13px;transform:rotate(-5deg)}.upload-symbol>.icon{width:30px;height:30px;color:#78966a}.upload-symbol>span{position:absolute;right:-8px;bottom:-2px;background:#3d7759;color:white;border:3px solid #fafcf6;border-radius:50%;width:24px;height:24px;display:grid;place-items:center;transform:rotate(5deg)}.upload-symbol span .icon{width:12px;height:12px}.drop-target h3{font-size:17px;margin-bottom:6px}.drop-target>p{font-size:11px;color:#7b8971}.drop-target>.save{margin-top:18px;padding:9px 18px}.file-formats{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:18px}.file-formats span{color:#8b987d;font-size:8px;background:#eff3e8;border:1px solid #e6ecdD;border-radius:4px;padding:1px 6px;letter-spacing:.4px}.file-formats small{color:#829075;font-size:9px;margin-left:6px}.panel-note{display:flex;align-items:flex-start;gap:7px;color:#7a8772;font-size:10px;line-height:1.7;margin-top:15px}.panel-note .icon{width:14px;height:14px;margin-top:1px}.steps-card{padding:22px 23px}.steps-card h2{font-size:15px}.steps-card .section-title{margin-bottom:13px}.workflow{display:grid}.workflow>button,.workflow>div{display:flex;align-items:center;text-align:left;padding:12px 0;gap:12px;background:none;border:0;border-radius:0;min-height:62px;position:relative}.workflow>button:hover{background:#fafcf6}.workflow>button:not(:last-child):after{content:"";position:absolute;left:13px;top:47px;height:23px;border-left:1px dashed #d2dec7}.step-index{font-size:9px;width:28px;height:28px;border:1px solid #dce5d3;background:#f7f9f1;color:#849872;border-radius:50%;display:grid;place-items:center;flex-shrink:0}.step-index.done{background:#e8f2dd;color:#50784b;border-color:#d4e6c4}.step-index .icon{width:14px;height:14px}.workflow strong{font-size:12px;font-weight:550}.workflow small{display:block;font-size:10px;color:#5f725f;margin-top:4px}.workflow em{font-style:normal;font-weight:400;font-size:9px;margin-left:4px;color:#8a957f}.workflow>button>.icon{margin-left:auto;width:13px;color:#9dab8b}.blank-paper{padding:20px 23px}.blank-paper h2{font-size:14px}.blank-paper .section-title{margin-bottom:10px}.blank-paper p{font-size:11px;color:#75826c;line-height:1.9;margin-bottom:14px}.file-pick{position:relative;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:9px 14px;min-height:38px;cursor:pointer;border:1px solid #dbe5d3;font-size:12px;transition:background .18s,box-shadow .18s;overflow:hidden;max-width:100%}.file-pick span{display:flex;align-items:center;justify-content:center;gap:7px;pointer-events:none}.file-pick input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;margin:0;padding:0}.file-pick:focus-within{outline:3px solid #a8cbb0;outline-offset:3px}.file-pick.save{background:var(--brand);color:#fff;border-color:var(--brand)}.file-pick:hover{background:#eaf2df}.file-pick.save:hover{background:var(--brand-hover)}.file-pick:has(input:disabled){opacity:.55;cursor:wait}.file-pick .icon{width:15px;height:15px}.uploaded-file{display:flex;align-items:center;gap:9px;margin-top:11px;font-size:10px;color:#7e8b75}.uploaded-file>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0}.uploaded-file a{white-space:nowrap}.uploaded-file button{font-size:10px;min-height:25px;padding:3px 0}.task-list{margin-bottom:22px}.task{display:flex;align-items:center;gap:14px;border-bottom:1px solid #edf0e8;padding:16px 0;animation:row-enter .24s var(--ease) both}.task:last-child{border-bottom:0}.task-icon{width:35px;height:42px;background:#f0f5e8;color:#7b9565;display:grid;place-items:center;border-radius:8px;flex-shrink:0}.task-info{flex:1;min-width:0}.task-info b{display:block;overflow-wrap:anywhere;font-size:12px;font-weight:550}.task-info small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.task button{font-size:11px;min-height:32px}.score{font-size:17px;color:#3f7356;font-weight:650;white-space:nowrap;font-variant-numeric:tabular-nums}.score small{font-size:10px;color:#83917a;font-weight:400}.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:48px 24px;color:#7b8a71}.empty-icon{display:grid;place-items:center;width:49px;height:49px;border-radius:13px;background:#f4f7ee;border:1px solid #eaf0e0;color:#9aaf84;margin-bottom:14px}.empty-icon .icon{width:24px;height:24px}.empty strong{font-weight:500;color:#677a5b;font-size:13px}.empty p{font-size:11px;line-height:1.8;margin-top:7px}.empty button{margin-top:16px}
/* Answer editor: focused main column + a separate scoring rule rail. */
.exercise-bar{display:flex;align-items:center;gap:14px;padding:18px 23px;background:#eef2e6;border:1px solid #e0e7d5;border-radius:12px;margin-bottom:20px}.exercise-icon{width:40px;height:42px;display:grid;place-items:center;background:#e3ead5;color:#70875d;border-radius:10px;flex-shrink:0}.exercise-bar>label{flex:1;min-width:0}.exercise-bar>label>span{display:block;font-size:10px;color:#77886a;margin-bottom:3px}.exercise-bar input{padding:1px 0;border:1px solid transparent;border-radius:3px;font-size:16px;font-weight:550;background:transparent;max-width:650px}.exercise-bar input:focus{background:#fff;border-color:#a9bfa0;padding-left:8px}.exercise-meta{display:flex;align-items:center;gap:23px;font-size:10px;color:#839074;white-space:nowrap}.exercise-meta b{font-size:18px;font-weight:600;color:#506a43;margin-right:3px}.setup-grid{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:20px;align-items:start}.editor-column{min-width:0;display:grid;gap:20px}.import-card{padding:20px 22px}.import-top{display:flex;align-items:center;gap:13px}.import-icon{width:42px;height:42px;background:#f0f5e9;color:#749464;display:grid;place-items:center;border:1px solid #e7eeda;border-radius:11px;flex-shrink:0}.import-top h2{font-size:14px}.import-top p{font-size:10px;color:#7e8d73;margin-top:4px}.import-top>.file-pick{margin-left:auto;flex-shrink:0;font-size:11px;padding:8px 12px;min-height:36px}.import-top>#cancelExtraction{font-size:11px;min-height:36px}.extraction-status{font-size:10px;color:#7f8c74;padding-top:13px;margin-top:15px;border-top:1px solid #eef1e8;line-height:1.9;overflow-wrap:anywhere}.extraction-status[data-state=loading]{color:#527a4e}.extraction-status[data-state=loading]:before{content:"";display:inline-block;width:10px;height:10px;border:1.5px solid #dce7d4;border-top-color:#639260;border-radius:50%;margin-right:7px;animation:spin .8s linear infinite}.extraction-status[data-state=success]{color:#477650}.extraction-status[data-state=error]{color:#b25040}.answers-card{padding:0;overflow:hidden}.editor-toolbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:23px 22px 20px}.editor-toolbar h2{display:flex;align-items:center;gap:8px;font-size:16px}.editor-toolbar p{font-size:10px;color:#7d8a74;margin-top:6px}.toolbar-actions{display:flex;align-items:center;gap:7px;flex-wrap:wrap;justify-content:flex-end}.toolbar-actions .secondary{min-height:34px;padding:6px 10px;font-size:11px}.toolbar-actions .secondary .icon{width:14px;height:14px}.toolbar-actions .text-button{font-size:10px;min-height:34px}.table-wrap{max-width:100%;overflow:auto}table{width:100%;border-collapse:collapse;text-align:left;font-size:12px}th{font-size:10px;font-weight:500;color:#647563;background:#f9fbf5;border-top:1px solid #eaf0e1;border-bottom:1px solid #e7edde;padding:13px 16px;white-space:nowrap}td{padding:16px;border-bottom:1px solid #edf0e7;vertical-align:middle}tbody tr:last-child td{border-bottom:0}.answer-table{table-layout:fixed;min-width:570px}.answer-table th:first-child,.answer-table td:first-child{padding-left:20px;width:92px}.answer-table th:nth-child(2){width:92px}.answer-table th:nth-child(4){width:74px}.answer-table th:last-child{width:45px}.answer-table td{vertical-align:top;padding:16px 7px}.answer-table th{padding:12px 7px}.answer-table input,.answer-table select{padding:8px 7px;font-size:11px;min-height:36px;border-radius:6px}.answer-table textarea{padding:8px 10px;min-height:70px;font-size:12px;border-radius:6px}.answer-table td:nth-child(4) input{padding-right:3px}.answer-table .qrow{animation:row-enter .24s var(--ease) both}.answer-table .qrow:hover{background:#fcfdf9}.question-meta{font-size:10px;margin-top:6px}.question-meta summary{cursor:pointer;color:#687a67;list-style:none;padding:3px 0;display:flex;align-items:center;gap:5px}.question-meta summary:before{content:"›";font-size:13px;display:inline-block;transition:transform .18s}.question-meta[open] summary:before{transform:rotate(90deg)}.question-meta summary span{font-size:8px;background:#f2f5ec;border-radius:4px;color:#9ba58f;padding:0 4px}.question-meta summary::-webkit-details-marker{display:none}.question-meta>div{display:grid;gap:9px;padding:10px 0 3px}.question-meta label{font-size:10px;color:#87927b}.question-meta input{margin-top:4px;font-size:10px}.question-warning{display:flex;align-items:flex-start;gap:4px;font-size:10px;color:#997339;line-height:1.7;margin-top:5px;white-space:normal}.question-warning .icon{width:12px;height:12px;margin-top:3px}.answer-empty{padding:57px 20px}.table-bottom-note{display:flex;align-items:flex-start;gap:6px;border-top:1px solid #eef1e8;padding:12px 20px;color:#88937b;font-size:9px;line-height:1.8;background:#fcfdf9}.table-bottom-note .icon{width:12px;height:12px;margin-top:2px}.rules-card{padding:22px 18px;position:sticky;top:20px}.rules-heading{display:flex;align-items:center;gap:10px}.rules-heading .heading-icon{width:33px;height:33px;border-radius:9px}.rules-heading .icon{width:17px;height:17px}.rules-heading h2{font-size:15px}.rules-heading p{font-size:10px;color:#87947d;margin-top:3px}.rules-explainer{font-size:10px;line-height:1.9;color:#8a967e;background:#f8faf4;border-radius:7px;padding:11px 12px;margin:18px 0}.band-table-heading{display:grid;grid-template-columns:1fr 1fr;padding:0 28px 9px 0;font-size:9px;color:#687a67;text-align:center}.bands{display:grid;gap:9px}.band{display:flex;align-items:center;gap:5px;min-width:0}.band>label{display:flex;align-items:center;gap:3px;background:#fff;border:1px solid #e0e7d7;border-radius:7px;padding:0 7px;height:37px;flex:1;min-width:0;color:#8a977c;font-size:10px}.band>label:focus-within{border-color:#8fab79;box-shadow:0 0 0 2px #7597630b}.band input{border:0;box-shadow:none!important;background:none;padding:4px 0;min-width:0;font-size:12px;width:100%;text-align:center;appearance:textfield;-moz-appearance:textfield;color:#5e7550}.band input::-webkit-inner-spin-button{appearance:none;margin:0}.band input:focus{outline:none}.band .input-prefix{font-size:10px;margin-right:1px}.band-arrow{font-size:11px;color:#a3af96;flex-shrink:0}.band .icon-button{width:22px;min-width:22px;height:26px;min-height:26px;padding:4px;color:#a4b097}.band .icon{width:12px;height:12px}.add-band{background:#fbfcf8;border:1px dashed #d9e3ca;color:#7b9267;width:100%;margin-top:14px;min-height:33px;font-size:10px;padding:6px}.add-band .icon{width:13px;height:13px}.rule-example{margin-top:21px;padding-top:18px;border-top:1px solid #edf1e5}.rule-example>span{font-size:9px;letter-spacing:.6px;color:#728567}.rule-example p{font-size:10px;line-height:1.9;color:#8b967f;margin-top:7px}.rule-example b{font-weight:550;color:#6a825b}.review-reminder{display:flex;gap:6px;align-items:center;font-size:9px;color:#879c73;background:#f6f9ef;border-radius:7px;padding:10px 8px;margin-top:16px}.review-reminder .icon{width:13px;height:13px}.savebar{position:sticky;bottom:16px;z-index:10;margin-top:20px;padding:13px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;border:1px solid #dde6d3;border-radius:12px;background:#fffffff0;backdrop-filter:blur(10px);box-shadow:0 5px 24px #2548210c}.savebar>div{display:flex;align-items:center;gap:8px;color:#87967a;font-size:10px}.savebar>div .icon{width:15px;height:15px}.savebar .save{font-size:11px;min-height:37px;padding:8px 16px}
/* Roster, result lists, review and dialogs share the same visual language. */
.roster-import{position:relative;background:linear-gradient(115deg,#fff 65%,#f3f7eb);margin-bottom:20px}.roster-import>.heading-icon{margin-bottom:15px}.roster-import h2{margin-bottom:10px}.roster-import p{font-size:12px;color:var(--muted);line-height:1.9;max-width:750px;margin:8px 0 17px}.roster-import .file-pick{margin-bottom:8px}.view>.card+.card{margin-top:20px}.block{display:block;color:#88957c;font-size:10px;margin-top:5px;line-height:1.7}td b{font-weight:550}td button{font-size:11px;padding:7px 10px;min-height:33px}td button .icon{width:13px;height:13px}td .danger{border-color:#ecd9cf}td small{white-space:normal}.task-list table td{max-width:380px;overflow-wrap:anywhere}.review-card>.section-title{padding-bottom:16px;border-bottom:1px solid #edf1e5}.review-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(280px,1fr);gap:24px;align-items:start}.annotated-paper{position:sticky;top:20px;background:#f4f7ef;border:1px solid #e1e8d8;border-radius:11px;padding:16px;min-width:0}.annotated-paper h2{font-size:13px}.annotated-paper .section-title{gap:8px;margin-bottom:12px;flex-wrap:wrap}.annotated-paper .footnote{font-size:10px;margin-bottom:15px}.annotated-paper canvas{display:block;width:100%;height:auto;border-radius:3px;background:white;box-shadow:0 3px 14px #4052350a}.annotated-paper button{font-size:10px;padding:6px 10px;min-height:31px}#paperStatus{color:#9c8350;font-size:11px;line-height:1.8}.review-fields{min-width:0}.review-fields>p{font-size:13px;margin-bottom:15px}.review-fields>label{font-size:11px;color:#7a896e;margin-bottom:22px}.review-fields>label input{display:block;margin-top:7px;font-size:12px}.review-question{border-top:1px solid #e8eee0;padding:20px 0}.review-question .section-title{margin-bottom:14px}.review-question b{font-size:13px;font-weight:600}.review-question p{font-size:12px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere;margin-bottom:10px}.review-question .subtle{color:#8a9880;font-size:10px}.review-question .reason{background:#f7faf2;border-radius:8px;padding:11px 13px;color:#748269;font-size:11px}.review-question>label{display:flex;align-items:center;gap:8px;font-size:11px;color:#7a8a6c}.review-question input{width:80px;min-width:0;margin:0;font-size:13px;padding:7px 10px}.review-fields>#confirm{width:100%;margin-top:4px}dialog{max-width:460px;width:calc(100% - 40px);padding:34px;border:1px solid #dce5d4;border-radius:18px;color:var(--ink);background:#fffefb;box-shadow:0 24px 80px #092d2920}dialog[open]{animation:dialog-enter .24s var(--ease) both}dialog::backdrop{background:#18392d66;backdrop-filter:blur(3px)}dialog form{position:relative}dialog .x{position:absolute;right:-13px;top:-19px;width:29px;height:29px;min-height:29px;border:0;font-size:22px;font-weight:300;padding:0;background:none;color:#7a8d6e}dialog h2{font-size:21px;margin-bottom:12px}dialog p{font-size:12px;color:#7b896f;line-height:1.9;margin:10px 0 20px}dialog label{font-size:12px;color:#6f805e;margin-top:17px}dialog input{display:block;margin-top:6px;font-size:13px}dialog .save{margin-top:22px;width:100%;min-height:42px}dialog .hint{font-size:10px;margin:14px 0 0}#unlockError{color:var(--red);margin-bottom:0}.toast{position:fixed;bottom:26px;left:calc(50% + 116px);max-width:min(680px,calc(100vw - 40px));background:#214d3b;color:#fff;padding:13px 22px;border:1px solid #396550;border-radius:11px;box-shadow:0 8px 32px #142e2526;font-size:12px;line-height:1.8;z-index:100;opacity:0;pointer-events:none;transform:translate(-50%,12px);transition:opacity .2s,transform .2s var(--ease)}.toast.show{opacity:1;transform:translate(-50%,0)}.main-footer{display:flex;justify-content:space-between;gap:12px;max-width:1512px;margin:5px auto 0;padding:0 36px 24px;color:#8c9a80;font-size:9px;letter-spacing:.3px}.spinner{display:inline-block;width:15px;height:15px;border:2px solid #abcab0;border-top-color:currentColor;border-radius:50%;animation:spin .8s linear infinite;flex-shrink:0}
@keyframes view-enter{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:translateY(0)}}@keyframes row-enter{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@keyframes dialog-enter{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes paper-enter{from{opacity:0;transform:rotate(7deg) translateY(12px)}to{opacity:1;transform:rotate(10deg) translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}
@media(min-width:1600px){.sidebar{width:248px}main{max-width:calc(100% - 248px)}.page-header{padding-top:38px}.view{padding-bottom:30px}.welcome-banner{min-height:253px}.welcome-copy h2{font-size:34px}.stats{gap:20px}.workspace-grid{grid-template-columns:minmax(0,1.6fr) minmax(360px,1fr)}.setup-grid{grid-template-columns:minmax(0,1fr) 320px}.rules-card{padding:25px 23px}.import-top h2{font-size:16px}.import-top p{font-size:12px}.band{gap:7px}.answer-table{min-width:660px}.answer-table th:first-child,.answer-table td:first-child{width:108px}.answer-table th:nth-child(2){width:107px}.answer-table th:nth-child(4){width:88px}.answer-table th:last-child{width:52px}}
@media(max-width:1200px){.sidebar{width:210px;padding:26px 12px 14px}.logo{gap:8px;padding-left:8px}.logo b{font-size:18px}.logo small{font-size:8px}main{max-width:calc(100% - 210px)}.topbar{padding:0 25px}.page-header{padding:26px 25px 22px}.view{padding:0 25px 24px}.main-footer{padding:0 25px 20px}.welcome-banner{padding-left:26px}.paper-art{right:-20px;transform:scale(.87);transform-origin:right center}.welcome-copy{max-width:70%}.welcome-copy h2{font-size:28px}.stats{gap:10px}.stat-card{padding:15px}.workspace-grid{grid-template-columns:minmax(0,1.2fr) minmax(285px,1fr);gap:16px}.setup-grid{grid-template-columns:minmax(0,1fr) 260px;gap:15px}.rules-card{padding:20px 15px}.import-top{flex-wrap:wrap;gap:10px}.import-top>.file-pick{margin-left:54px}.editor-toolbar{flex-wrap:wrap;padding:20px}.toolbar-actions{justify-content:flex-start}.exercise-meta{gap:14px}.review-layout{grid-template-columns:1fr}.annotated-paper{position:static}.toast{left:calc(50% + 105px)}}
@media(max-width:1020px){.setup-grid{grid-template-columns:minmax(0,1fr)}.rules-card{position:static}.rules-card .bands{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px}.rules-card .band-table-heading{display:none}.rules-card .rules-explainer br{display:none}.rules-explainer{margin:14px 0}.rule-example{margin-top:16px;padding-top:12px}.review-reminder{display:inline-flex}.import-top>.file-pick{margin-left:auto}.editor-toolbar{flex-wrap:nowrap}.answer-table{min-width:570px}.workspace-grid{grid-template-columns:1fr}.workspace-side{grid-template-columns:1fr 1fr;gap:16px}.workspace-side>.card{height:100%}.welcome-copy{max-width:78%}.paper-art{opacity:.7;right:-42px}.stat-card>small{font-size:8px}.stat-card{padding:13px}.stat-value{font-size:29px}.stats{gap:9px}}
@media(max-width:760px){body{font-size:14px}.app{display:block}.sidebar{position:static;width:100%;height:auto;padding:17px 20px 12px;border:0}.logo{padding:0;margin-bottom:16px;gap:10px}.logo b{font-size:18px}.logo small{font-size:9px}.brand-mark{width:33px;height:33px;border-radius:10px}.brand-mark .icon{width:20px;height:20px}.nav-label,.side-note,.workspace-badge{display:none}.sidebar nav{grid-template-columns:repeat(4,minmax(0,1fr));gap:5px}.sidebar nav button{justify-content:center;flex-direction:column;gap:5px;min-height:54px;padding:9px 4px;font-size:10px;border-radius:8px}.sidebar nav .icon{width:17px;height:17px}.nav-current{display:none}.sidebar-bottom{padding:0;margin:0;position:absolute;right:18px;top:15px}.api-nav{width:auto;padding:8px;font-size:11px;min-height:35px}.api-nav .icon:last-child{display:none}.api-nav .icon{width:16px;height:16px}main{max-width:none}.topbar{height:48px;padding:0 20px}.breadcrumbs{font-size:10px;gap:10px}.topbar-right{gap:12px}.teacher-avatar{width:26px;height:26px;font-size:10px}.local-indicator{font-size:9px}.page-header{padding:23px 20px 19px;align-items:flex-start;gap:13px}.page-header h1{font-size:25px}.page-header p{font-size:11px;line-height:1.8;max-width:380px}.eyebrow{font-size:8px}.export{min-height:36px;font-size:10px;padding:7px 10px;margin-top:13px}.export .icon{width:14px;height:14px}.view{padding:0 20px 20px}.welcome-banner{padding:24px;min-height:226px;margin-bottom:17px}.welcome-copy{max-width:78%}.welcome-copy h2{font-size:27px}.welcome-copy p{max-width:250px;font-size:10px}.paper-art{transform:scale(.74);right:-40px;opacity:.7}.stats{grid-template-columns:repeat(2,minmax(0,1fr));gap:11px;margin-bottom:24px}.stat-card{padding:14px 17px}.stat-card>small{font-size:9px}.workspace-title{align-items:flex-start}.workspace-title h2{font-size:16px}.workspace-grid{gap:16px}.workspace-side{grid-template-columns:1fr 1fr}.card{padding:20px}.answers-card{padding:0}.exercise-bar{padding:15px;gap:10px}.exercise-icon{width:33px;height:36px}.exercise-bar input{font-size:14px}.exercise-meta{flex-direction:column;align-items:flex-end;gap:0;font-size:9px}.exercise-meta b{font-size:14px}.import-top h2{font-size:13px}.import-top p{font-size:10px}.import-top>.file-pick{font-size:10px;padding:8px 10px}.editor-toolbar{padding:18px;flex-wrap:wrap;gap:13px}.editor-toolbar p{font-size:10px}.toolbar-actions{margin-left:auto}.answer-empty{padding:45px 20px}.answer-table{min-width:565px}.savebar{padding:12px 14px;bottom:10px;gap:10px}.savebar>div{font-size:9px}.savebar .save{font-size:10px;padding:8px 10px;min-height:35px}.savebar>div>.icon{display:none}.rules-card{padding:20px}.rules-card .bands{gap:10px 20px}.band input{font-size:14px}.review-layout{gap:16px}.task{gap:10px;flex-wrap:wrap}.task-info{flex-basis:calc(100% - 65px)}.task .score{margin-left:45px;font-size:15px}.task button{margin-left:auto}.task-list .section-title h2{font-size:15px}.task-list .section-title>.save{font-size:10px;padding:8px 10px}.main-footer{padding:0 20px 22px;font-size:8px}.toast{left:50%;font-size:12px;width:max-content;max-width:calc(100vw - 30px)}.answer-table input,.answer-table textarea,.answer-table select{font-size:14px}.review-fields input,dialog input{font-size:16px}}
@media(max-width:480px){.sidebar{padding:16px 15px 11px}.logo b{font-size:17px}.logo small{font-size:8px}.api-nav span{display:none}.api-nav{min-width:35px}.topbar{padding:0 16px}.page-header{padding:22px 16px 18px}.page-header h1{font-size:23px}.page-header p{font-size:10px}.page-header .export{font-size:10px;padding:7px 9px}.view{padding:0 16px 18px}.welcome-banner{padding:23px 20px;min-height:231px}.welcome-copy{max-width:100%}.welcome-copy h2{font-size:27px}.welcome-copy p{max-width:215px}.banner-tag{font-size:9px}.paper-art{right:-75px;opacity:.35;transform:scale(.62)}.welcome-copy button{font-size:10px;margin-top:16px}.stats{gap:10px}.stat-value{font-size:28px}.stat-label{font-size:10px}.stat-card>small{font-size:8px}.workspace-title>.pill{font-size:8px;padding:4px 6px}.workspace-side{grid-template-columns:1fr}.workspace-grid .card{padding:20px}.drop-target{padding:30px 15px}.drop-target h3{font-size:16px}.card-heading h2{font-size:16px}.card-heading p{font-size:10px}.exercise-bar{flex-wrap:wrap}.exercise-bar label{flex-basis:calc(100% - 50px)}.exercise-meta{flex-direction:row;width:100%;justify-content:flex-end;gap:14px;padding-top:9px;border-top:1px solid #dfe6d6;margin-top:3px}.exercise-meta b{font-size:15px}.import-card{padding:18px}.import-top{align-items:center}.import-top>.file-pick{margin-left:0;width:100%;margin-top:4px;min-height:39px;font-size:12px}.import-top>#cancelExtraction{width:100%}.import-top p{font-size:10px}.extraction-status{font-size:10px}.editor-toolbar{padding:18px 15px}.editor-toolbar h2{font-size:15px}.editor-toolbar p{font-size:9px}.toolbar-actions{margin:0;justify-content:flex-end;width:100%}.rules-card .bands{grid-template-columns:1fr}.band>label{height:42px}.band .icon-button{min-width:34px;width:34px;min-height:40px;height:40px}.rules-card .band-table-heading{display:grid;font-size:10px;padding-right:34px;padding-top:4px}.savebar{align-items:stretch;flex-direction:column;padding:12px 14px;gap:8px}.savebar>div{justify-content:center;font-size:9px}.savebar .save{font-size:12px;min-height:41px}.main-footer span:last-child{display:none}.empty{padding:35px 15px}.empty p{font-size:10px}.task-list .section-title{align-items:flex-start;gap:10px}.task-list .section-title .subtle{font-size:9px}.review-card{padding:17px}.review-card h2{font-size:15px}.annotated-paper{padding:12px}.review-question p{font-size:13px}dialog{padding:27px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.stat-card:hover,button:active:not(:disabled){transform:none}}

/* Distinct, readable entry points for generation and extraction. */
.answer-entry-card .answer-entry-heading h2{font-size:21px;margin:0 0 6px;color:#193d33}
.answer-entry-heading>p{font-size:14px;color:#52675e;margin:0 0 20px}
.answer-entry-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.answer-option{min-width:0;padding:23px;border:1px solid #cbd7cf;border-radius:16px;display:flex;flex-direction:column;align-items:flex-start;background:#fff}
.answer-option.generation-option{background:#edf7f1;border:2px solid #26735d;box-shadow:0 4px 16px #204d3810}
.answer-option .entry-badge{display:inline-block;padding:5px 10px;border-radius:6px;font-size:12px;font-weight:700;background:#e9eee9;color:#415749}
.generation-option .entry-badge{background:#236650;color:#fff}
.answer-option h3{display:flex;align-items:center;gap:8px;font-size:21px;line-height:1.4;color:#173f33;margin:16px 0 10px}
.answer-option h3 .icon{width:24px;height:24px;flex-shrink:0}
.answer-option p{font-size:15px;line-height:1.8;color:#425e50;margin:0 0 22px}
.answer-option .entry-action{width:100%;min-height:50px;font-size:16px;font-weight:700;justify-content:center;gap:8px;margin-top:auto;padding:12px 14px;white-space:normal;line-height:1.5}
.generation-option .entry-action{background:#236650;color:#fff;border:1px solid #236650}
.extraction-option .entry-action{background:#fff;color:#254d3e;border:1px solid #80978a}
.answer-option small{font-size:13px;line-height:1.7;color:#52675c;margin-top:12px}
.answer-entry-card .extraction-status{font-size:14px;line-height:1.7;margin-top:18px;color:#425e50}
.answer-entry-card #cancelExtraction{margin-top:16px;min-height:44px}
.answer-entry-card button:focus-visible{outline:3px solid #bd760d;outline-offset:4px}
.answer-entry-card button:disabled{opacity:.55;cursor:wait}
@media(max-width:1100px){.answer-entry-options{grid-template-columns:1fr}}
@media(max-width:480px){.answer-option{padding:19px}.answer-option h3{font-size:20px}.answer-option .entry-action{font-size:16px;min-height:52px}}
.review-student-meta{margin:6px 0 0;color:#5c6f65;font-size:13px;line-height:1.6}.review-head-actions{display:flex;align-items:center;gap:10px}.review-head-actions .secondary{min-height:38px}.review-head-actions .icon{transition:transform .2s}.review-card #reviewBody[hidden]{display:none}.review-fields{min-width:0}
@media(max-width:640px){.review-head-actions{flex-direction:column;align-items:flex-end;gap:7px}.review-student-meta{font-size:12px}.review-head-actions .secondary{font-size:12px}}