:root{font-family:Apple SD Gothic Neo,Malgun Gothic,system-ui,sans-serif;color:#182236;background:#1d2e43;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--navy: #1d2e43;--navy-deep: #162538;--ink: #1b2536;--muted: #788398;--line: #dfe4ec;--paper: #fffefa;--coral: #c94b57}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;overflow:hidden;background:var(--navy)}button,input,textarea{font:inherit}button{border:0;cursor:pointer}button:focus-visible,textarea:focus-visible,label:focus-within{outline:3px solid rgba(83,138,210,.42);outline-offset:2px}.exam-shell{width:100vw;height:100dvh;min-height:700px;color:var(--ink);background:#f3f5f8;display:grid;grid-template-rows:76px minmax(0,1fr);--reading-scale: 1.32}.exam-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;padding:0 26px;color:#fff;background:var(--navy-deep);border-bottom:1px solid rgba(255,255,255,.08)}.brand-block,.header-center,.header-actions,.timer-card-top,.timer-actions,.workspace-meta,.paper-topline,.question-footer,.nav-head,.tool-tabs,.tool-subhead,.calculator-heading,.score-summary>div:first-child,.modal-actions{display:flex;align-items:center}.brand-block{gap:12px}.brand-mark{width:36px;height:36px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.42);border-radius:9px;color:#fff;font-size:13px;font-weight:800;letter-spacing:-.06em}.brand-kicker,.eyebrow{margin:0;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.brand-kicker{color:#9eabbb;margin-bottom:2px}.brand-block h1{margin:0;font-size:16px;font-weight:700;letter-spacing:-.03em}.brand-block h1 span{margin:0 4px;color:#76869b;font-weight:400}.header-center{justify-content:center;gap:9px;color:#bec9d6;font-size:13px;white-space:nowrap}.header-center b{color:#fff;font-size:16px}.header-center em{color:#718095;font-style:normal}.live-dot{width:7px;height:7px;border-radius:50%;background:#76c9a1;box-shadow:0 0 0 4px #76c9a124}.header-actions{justify-content:flex-end;gap:9px}.upload-button,.header-icon-button,.dashboard-button{height:36px;border:1px solid rgba(255,255,255,.16);border-radius:7px;color:#eef3f8;background:#ffffff14}.upload-button{display:inline-flex;align-items:center;gap:7px;padding:0 13px;font-size:12px;font-weight:700}.dashboard-button{display:inline-flex;align-items:center;gap:6px;padding:0 11px;font-size:11px;font-weight:750}.dashboard-button.is-active{color:#fff;border-color:#7f9fbe;background:#45617f}.upload-button input{display:none}.header-icon-button{width:36px;display:grid;place-items:center}.upload-button:hover,.header-icon-button:hover,.dashboard-button:hover{background:#ffffff26}.exam-layout{min-height:0;display:grid;grid-template-columns:214px minmax(560px,1fr) 330px;gap:12px;padding:12px;background:var(--navy)}.question-nav,.workspace,.right-rail{min-height:0}.question-nav,.right-rail{overflow:hidden}.question-nav{display:grid;grid-template-rows:auto auto 3px minmax(0,1fr) auto;border-radius:12px;color:#ecf1f7;background:#26394e;border:1px solid rgba(255,255,255,.11)}.nav-head{justify-content:space-between;padding:21px 17px 17px}.nav-head .eyebrow{color:#8fa2b9;font-size:9px}.nav-head h2{margin:4px 0 0;color:#fff;font-size:18px;letter-spacing:-.05em}.nav-total{color:#aab9c9;font-size:12px}.nav-selectors{display:grid;gap:9px;padding:0 17px 13px}.area-picker{display:grid;gap:5px;color:#8fa2b9;font-size:9px;font-weight:750;letter-spacing:.08em}.area-picker select{width:100%;height:32px;padding:0 8px;color:#eef4fb;border:1px solid rgba(255,255,255,.14);border-radius:6px;outline:0;background:#31465e;font-size:11px;font-weight:700}.nav-progress{height:3px;margin:0 17px;background:#ffffff1a;border-radius:999px;overflow:hidden}.nav-progress span{display:block;height:100%;min-width:4px;border-radius:inherit;background:#7ea6d6;transition:width .25s ease}.nav-list{min-height:0;overflow-y:auto;padding:13px 9px;scrollbar-width:thin;scrollbar-color:#536b85 transparent}.nav-item{width:100%;min-height:42px;display:grid;grid-template-columns:32px minmax(0,1fr) 16px;align-items:center;gap:7px;padding:0 9px;margin-bottom:4px;border:1px solid transparent;border-radius:8px;color:#bdc9d6;background:transparent;text-align:left}.nav-item:hover{background:#ffffff12;color:#fff}.nav-item.is-active{color:#fff;background:#405671;border-color:#6783a1;box-shadow:inset 3px 0 #b9d2ef}.nav-item.is-answered{color:#b9e1ce}.nav-item.is-muted{color:#7f91a6}.nav-number{font-size:13px;font-variant-numeric:tabular-nums;font-weight:750}.nav-label{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:11px}.nav-item svg{color:#75c39e}.nav-foot{display:flex;justify-content:space-between;padding:15px 17px;border-top:1px solid rgba(255,255,255,.1);color:#97a9bc;font-size:11px}.nav-foot strong{color:#eef4fb;font-variant-numeric:tabular-nums}.workspace{display:grid;grid-template-rows:auto minmax(0,1fr) auto;padding:0 14px;border-radius:12px;background:#f6f8fb;border:1px solid #d9e0e9;overflow:hidden}.workspace-head{min-height:61px;display:flex;align-items:center;justify-content:space-between;gap:14px}.workspace-head .eyebrow{margin-bottom:4px}.workspace-head h2{margin:0;font-size:21px;letter-spacing:-.06em}.workspace-meta{gap:12px;color:#8791a0;font-size:11px}.workspace-meta button{width:28px;height:28px;display:grid;place-items:center;color:#768194;border:1px solid #d9e0e9;border-radius:6px;background:#fff}.workspace-meta .focus-toggle{width:auto;padding:0 9px;white-space:nowrap;font-size:10px;font-weight:750}.reading-controls{display:inline-flex;overflow:hidden;border:1px solid #d9e0e9;border-radius:6px;background:#fff}.reading-controls button{width:32px;height:27px;border:0;border-radius:0;font-size:10px;font-weight:750}.reading-controls button+button{border-left:1px solid #e0e5eb}.reading-controls button:disabled{opacity:.38;cursor:not-allowed}.reading-controls output{min-width:43px;display:grid;place-items:center;color:#63748a;border-inline:1px solid #e0e5eb;font-size:10px;font-weight:800;font-variant-numeric:tabular-nums}.file-pill{max-width:200px;display:flex;align-items:center;gap:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#4c6e96}.paper-stage{min-height:0;display:grid;place-items:center;padding:5px 4px 8px;overflow:hidden}.paper{width:100%;height:100%;min-height:0;padding:25px 34px 28px;color:#2d3440;background:var(--paper);border:1px solid #e3e5e8;box-shadow:0 7px 20px #1b263514;overflow:hidden}.source-paper{display:grid;grid-template-rows:minmax(0,1fr) 45px;gap:9px;padding:9px 10px 10px}.question-image-button{position:relative;width:100%;min-width:0;min-height:0;display:block;overflow:hidden;padding:0;border:0;border-radius:4px;background:#fffefa;cursor:zoom-in}.question-image-loading{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:#9aa4b1;font-size:11px;letter-spacing:.03em}.question-image{position:absolute;top:0;right:0;bottom:0;left:0;display:block;width:100%;height:100%;object-fit:contain;object-position:center;opacity:0;-webkit-user-select:none;user-select:none;transition:opacity .12s ease}.question-image.is-loaded{opacity:1}.structured-paper{display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:13px;padding:23px 30px 22px;overflow-x:hidden;overflow-y:auto;background:#fffefa}.structured-question-head{display:grid;grid-template-columns:42px minmax(0,1fr);align-items:baseline;gap:12px;padding-bottom:12px;border-bottom:1px solid #d9dde2}.structured-question-head>span{color:#335574;font-family:Georgia,serif;font-size:26px;font-weight:700;letter-spacing:-.06em}.structured-question-head h2{margin:0;color:#283440;font-size:calc(17px * var(--reading-scale));line-height:1.4;letter-spacing:-.045em}.structured-body{min-height:0;overflow:auto;padding:16px 18px;border:1px solid #b7bec6;background:#fff;scrollbar-width:thin}.structured-body p{margin:0 0 10px;color:#303942;font-size:calc(14.5px * var(--reading-scale));line-height:1.7;letter-spacing:-.025em;text-align:justify}.structured-body p:last-child{margin-bottom:0}.grid-path-figure{margin:16px auto 2px;width:min(760px,96%)}.grid-path-figure svg,.road-network-figure svg{display:block;width:100%;height:auto;overflow:visible}.grid-path-figure line,.road-network-figure line{stroke:#596775;stroke-width:1.5;vector-effect:non-scaling-stroke}.grid-path-figure circle{fill:#223f5c}.grid-path-figure text{fill:#263747;font-size:22px;font-weight:750}.road-network-figure{margin:16px auto 2px;width:min(740px,94%)}.road-network-figure .blocked-intersection circle{fill:#fff;stroke:#31475d;stroke-width:2;vector-effect:non-scaling-stroke}.road-network-figure .blocked-intersection text{fill:#263747;font-size:15px;font-weight:800}.road-network-figure .endpoint-label{fill:#263747;font-size:22px;font-weight:800}.number-grid-figure{position:relative;display:grid;grid-template-columns:repeat(var(--grid-columns),minmax(76px,112px));justify-content:center;margin:28px auto 4px;width:max-content;max-width:100%}.number-grid-cell{position:relative;display:grid;place-items:center;min-height:58px;padding:8px;border:1px solid #6f7b86;margin:-1px 0 0 -1px;color:#263747;background:#fff;font-size:calc(16px * var(--reading-scale));font-weight:700}.number-grid-cell.is-empty{background:#e8ebee}.number-grid-cell.is-start:before{content:"↓";position:absolute;top:-30px;left:50%;transform:translate(-50%);color:#2f5e8b;font-size:24px}.data-table-figure{margin:2px 0 4px}.data-table-figure figcaption{display:flex;align-items:baseline;justify-content:center;gap:14px;margin-bottom:9px;color:#283847}.data-table-figure figcaption strong{font-size:calc(15px * var(--reading-scale))}.data-table-figure figcaption span{color:#74808c;font-size:calc(10px * var(--reading-scale))}.data-table-scroll{max-width:100%;overflow-x:auto;border:1px solid #6f7b86}.data-table{width:100%;border-collapse:collapse;table-layout:fixed;color:#2e3944;background:#fff;font-size:calc(10px * var(--reading-scale));font-variant-numeric:tabular-nums}.data-table th,.data-table td{padding:7px 5px;border-right:1px solid #aeb6be;border-bottom:1px solid #aeb6be;text-align:center;overflow-wrap:anywhere}.data-table td{white-space:nowrap}.data-table tr>:last-child{border-right:0}.data-table tbody tr:last-child>*{border-bottom:0}.data-table thead th{color:#253747;background:#e3e7ea;font-weight:800}.data-table tbody th{background:#f2f4f5;font-weight:750}.data-visual-note{margin-top:7px!important;color:#66727e!important;font-size:calc(10px * var(--reading-scale))!important;text-align:left!important}.data-statements{margin-top:12px;padding:10px 12px;border:1px solid #c8ced4;background:#f8f9fa}.data-statements p{margin-bottom:5px;font-size:calc(11px * var(--reading-scale));line-height:1.55;text-align:left}.data-chart-figure{margin:12px auto 4px;width:min(760px,100%);color:#2c3946}.data-chart-figure figcaption{margin-bottom:3px;font-size:calc(13px * var(--reading-scale));font-weight:800;text-align:center}.data-chart-figure svg{display:block;width:100%;height:auto;overflow:visible}.chart-grid{stroke:#d8dde2;stroke-width:1;stroke-dasharray:3 4}.chart-axis{stroke:#596775;stroke-width:1.4}.chart-tick,.chart-unit,.chart-legend text{fill:#4d5965;font-size:13px;font-weight:650}.chart-line-series polyline{fill:none;stroke:var(--series-color);stroke-width:3;vector-effect:non-scaling-stroke}.chart-line-series circle{fill:#fff;stroke:var(--series-color);stroke-width:3;vector-effect:non-scaling-stroke}.structured-paper.has-visual-options{grid-template-rows:auto minmax(0,1fr)}.structured-options.has-visual-options{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:15px}.structured-option.is-visual{align-items:start;min-height:210px;padding:9px;border-color:#d5dce3;background:#fff}.structured-option.is-visual:hover{border-color:#9fb8d0}.visual-option-content{min-width:0;display:grid;gap:3px}.visual-option-content>strong{font-size:calc(11px * var(--reading-scale));line-height:1.35}.visual-option-content .data-chart-figure{margin:0}.visual-option-content .data-chart-figure figcaption{display:none}.data-chart-figure.is-compact .chart-tick,.data-chart-figure.is-compact .chart-unit,.data-chart-figure.is-compact .chart-legend text{font-size:22px}@media(min-width:1500px){.structured-options.has-visual-options{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-top:9px}.structured-option.is-visual{min-height:0;padding:7px}.visual-option-content>strong{font-size:calc(9.5px * var(--reading-scale))}}.structured-options{display:grid;gap:4px}.structured-option{width:100%;min-height:36px;display:grid;grid-template-columns:30px minmax(0,1fr) 20px;align-items:center;gap:6px;padding:6px 10px 6px 6px;color:#37414d;border:1px solid transparent;border-radius:6px;background:transparent;text-align:left;font-size:calc(13px * var(--reading-scale));line-height:1.45;letter-spacing:-.025em}.structured-option:hover{color:#2d577f;border-color:#c9d8e8;background:#f2f6fa}.structured-option.is-selected{color:#244c75;border-color:#a9c5df;background:#eaf3fb}.structured-option-mark{color:#526b85;font-family:Georgia,serif;font-size:17px}.structured-option svg{color:#3d75a8}.structured-paper.is-compact{gap:9px;padding-block:17px}.structured-paper.is-compact .structured-question-head{padding-bottom:8px}.structured-paper.is-compact .structured-body{padding:11px 14px}.structured-paper.is-compact .structured-body p{margin-bottom:7px;line-height:1.58}.structured-paper.is-compact .structured-option{min-height:32px;padding-block:4px}.structured-paper.is-dense{gap:7px;padding:13px 20px}.structured-paper.is-dense .structured-question-head{grid-template-columns:34px minmax(0,1fr);gap:8px;padding-bottom:6px}.structured-paper.is-dense .structured-question-head>span{font-size:21px}.structured-paper.is-dense .structured-question-head h2{font-size:calc(17px * var(--reading-scale))}.structured-paper.is-dense .structured-body{padding:9px 12px}.structured-paper.is-dense .structured-body p{margin-bottom:6px;line-height:1.55}.structured-paper.is-dense .structured-options{gap:1px}.structured-paper.is-dense .structured-option{min-height:30px;padding-block:3px}.answer-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:7px}.answer-choice{min-width:0;min-height:41px;display:inline-flex;align-items:center;justify-content:center;gap:7px;color:#546276;border:1px solid #dbe2eb;border-radius:7px;background:#fff;font-family:Georgia,Apple SD Gothic Neo,sans-serif;font-size:18px}.answer-choice:hover{color:#315b88;border-color:#b8cee5;background:#f3f7fb}.answer-choice.is-selected{color:#fff;border-color:#466d99;background:#466d99;box-shadow:0 2px 5px #24466c33}.paper-topline{justify-content:space-between;color:#7b8491}.paper-section{color:#354c68;font-size:12px;font-weight:800;letter-spacing:-.04em}.paper-meta{font-size:10px}.paper-meta i{display:inline-block;width:3px;height:3px;margin:0 7px 2px;border-radius:50%;background:#aeb7c0}.paper-rule{height:1px;margin:14px 0 20px;background:#d7dbe0}.paper-question-title{display:flex;align-items:baseline;gap:17px;margin-bottom:15px}.paper-question-number{color:#2f4f74;font-family:Georgia,serif;font-size:30px;font-weight:700;letter-spacing:-.08em}.paper-question-title h1{margin:0;color:#2e3641;font-size:17px;font-weight:700;letter-spacing:-.06em}.passage{padding:17px 18px 16px;border:1px solid #acb3ba;background:#fff}.passage p{margin:0;font-family:Apple SD Gothic Neo,Malgun Gothic,sans-serif;font-size:13.3px;line-height:1.72;letter-spacing:-.045em;text-align:justify}.options{display:grid;gap:3px;margin-top:15px}.option{width:100%;min-height:31px;display:grid;grid-template-columns:28px minmax(0,1fr) 20px;align-items:center;gap:3px;padding:5px 8px 5px 4px;border:1px solid transparent;border-radius:5px;color:#3b434d;background:transparent;text-align:left;font-size:12.6px;letter-spacing:-.04em}.option:hover{background:#f2f5f8}.option.is-selected{color:#264a72;background:#edf4fc;border-color:#c1d5eb}.option-mark{color:#687481;font-family:Georgia,serif;font-size:16px}.option.is-selected .option-mark{color:#396b9d;font-weight:700}.option-check{color:#3c76ac}.paper-empty{display:grid;place-items:center}.empty-state{max-width:320px;text-align:center}.empty-icon{width:52px;height:52px;display:grid;place-items:center;margin:0 auto 18px;color:#5479a5;border:1px solid #c7d9ec;border-radius:14px;background:#eff5fb}.empty-state h2{margin:8px 0 10px;font-size:20px;letter-spacing:-.06em}.empty-state p:last-child{margin:0;color:#8791a0;font-size:13px;line-height:1.6}.question-footer{justify-content:space-between;min-height:57px;color:#8792a0;font-size:12px;font-variant-numeric:tabular-nums}.question-footer>span i{margin:0 5px;color:#bec5ce;font-style:normal}.primary-button,.secondary-button{min-height:34px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 13px;border-radius:6px;font-size:12px;font-weight:750}.primary-button{color:#fff;background:var(--coral);box-shadow:0 2px 4px #a935412e}.primary-button:hover{background:#a83d48}.secondary-button{color:#526177;background:#fff;border:1px solid #d6dde7}.secondary-button:hover{background:#f4f7fa}.secondary-button:disabled{opacity:.45;cursor:not-allowed}.primary-button:disabled{opacity:.45;cursor:not-allowed;box-shadow:none}.right-rail{display:grid;grid-template-rows:auto minmax(0,1fr) auto;gap:10px}.timer-card,.tools-panel,.rail-bottom{border:1px solid #d6dee8;border-radius:12px;background:#fff;box-shadow:0 5px 16px #1b293a12}.timer-card{padding:16px 17px 15px}.timer-card-top{justify-content:space-between;color:#68758a;font-size:11px}.timer-card-top>span:first-child{display:flex;align-items:center;gap:6px;color:#52647d;font-weight:750}.timer-area{color:#9ca5b2}.timer-card>strong{display:block;margin:8px 0 11px;color:#27344a;font-family:Georgia,serif;font-size:38px;font-weight:700;letter-spacing:.04em;line-height:1;text-align:center;font-variant-numeric:tabular-nums}.timer-card.is-warning>strong{color:var(--coral)}.timer-actions{gap:7px}.timer-primary,.timer-reset{height:34px;border-radius:6px}.timer-primary{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;color:#fff;background:#364c68;font-size:11px;font-weight:750}.timer-primary:hover{background:#2a3f59}.timer-reset{width:36px;display:grid;place-items:center;color:#718097;background:#f4f6f8;border:1px solid #e1e6ed}.timer-reset:hover{color:#334c6b;background:#e9eff5}.tools-panel{min-height:0;display:grid;grid-template-rows:48px minmax(150px,1fr) auto;overflow:hidden}.tool-tabs{gap:5px;padding:7px;border-bottom:1px solid #e2e7ee;background:#fafbfc}.tool-tabs button{height:33px;flex:1;display:inline-flex;justify-content:center;align-items:center;gap:6px;color:#7d8998;border-radius:6px;background:transparent;font-size:11px;font-weight:750}.tool-tabs button:hover{color:#445775;background:#f0f4f8}.tool-tabs button.is-active{color:#fff;background:#36465d;box-shadow:0 2px 4px #2332472e}.tool-body{min-height:0;padding:10px;background:#fff}.tool-body textarea{width:100%;height:100%;min-height:150px;resize:none;padding:12px;color:#465366;border:1px solid #e3e8ef;border-radius:7px;outline:0;background:#fcfdfe;font-size:12px;line-height:1.7}.tool-body textarea::placeholder{color:#aab3bf}.tool-body textarea:focus{border-color:#9bb5d3;box-shadow:inset 0 0 0 2px #82a8d01f}.sketchpad{height:100%;display:grid;grid-template-rows:25px minmax(140px,1fr);gap:7px}.tool-subhead{justify-content:space-between;padding:0 2px;color:#8290a2;font-size:10px}.quiet-button{display:inline-flex;align-items:center;gap:4px;padding:0;color:#77869a;background:transparent;font-size:10px}.quiet-button:hover{color:#3e5879}.draw-canvas{width:100%;height:100%;min-height:140px;touch-action:none;border:1px dashed #ccd6e2;border-radius:6px;background:#fff}.calculator-panel{padding:14px 10px 9px;border-top:1px solid #e3e7ed;background:#fafbfd}.calculator-heading{justify-content:space-between;margin:0 3px 8px;color:#65748a;font-size:12px;font-weight:800}.calculator-heading svg{color:#9caabd}.calculator-display{height:47px;display:flex;align-items:center;justify-content:flex-end;overflow:hidden;padding:0 12px;margin-bottom:7px;color:#2e3e56;border:1px solid #dce5ef;border-radius:7px;background:#f3f7fb;font-family:Georgia,serif;font-size:22px;font-variant-numeric:tabular-nums;white-space:nowrap}.calculator-keys{display:grid;grid-template-columns:repeat(4,1fr);gap:5px}.calc-key{min-height:32px;color:#58667b;border:1px solid #dee5ee;border-radius:6px;background:#fff;font-size:13px;font-weight:650}.calc-key:hover{color:#2f4c70;border-color:#b7cbe0;background:#f4f8fc}.calc-key:active{transform:translateY(1px)}.calc-key.is-equals{color:#fff;border-color:var(--coral);background:var(--coral)}.calc-key.is-equals:hover{background:#a83d48}.calc-key.is-zero{grid-column:span 2}.calculator-hint{margin:7px 2px 0;color:#a2acb9;font-size:9px;text-align:center}.rail-bottom{padding:13px}.sync-status{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:9px;color:#8793a3;font-size:9px}.sync-status:before{content:"";width:6px;height:6px;flex:0 0 auto;border-radius:50%;background:#aeb7c2}.sync-status>span{margin-right:auto}.sync-status code{color:#9aa5b4;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:8px}.sync-status.is-active:before,.sync-status.is-saved:before{background:#62b68d}.sync-status.is-saving:before{background:#d6a348}.sync-status.is-error:before{background:#c94b57}.score-summary{margin-bottom:11px}.score-summary>div:first-child{justify-content:space-between;margin-bottom:7px;color:#758297;font-size:11px}.score-summary strong{color:#334867;font-size:12px;font-variant-numeric:tabular-nums}.summary-track{height:5px;overflow:hidden;border-radius:999px;background:#e8edf3}.summary-track span{display:block;height:100%;border-radius:inherit;background:#7ca7d5;transition:width .25s ease}.finish-button{width:100%;min-height:36px;color:#a34852;border:1px solid #edcfd3;border-radius:6px;background:#fff8f8;font-size:12px;font-weight:750}.finish-button:hover{background:#fff0f1}.upload-button.is-static{cursor:default}.exam-shell.is-focus .exam-layout{grid-template-columns:minmax(0,1fr);padding-inline:clamp(18px,5vw,84px)}.exam-shell.is-focus .question-nav,.exam-shell.is-focus .right-rail{display:none}.exam-shell.is-focus .workspace{width:min(100%,1440px);justify-self:center}.dashboard-shell{min-height:0;overflow:auto;padding:26px clamp(20px,4vw,62px) 42px;background:#eef2f6}.dashboard-titlebar{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:1320px;margin:0 auto 22px}.dashboard-titlebar h2{margin:5px 0 7px;color:#223149;font-size:clamp(25px,3vw,38px);letter-spacing:-.07em}.dashboard-titlebar>div>p:last-child{margin:0;color:#758196;font-size:14px}.dashboard-back{display:inline-flex;align-items:center;gap:6px;padding:0;margin-bottom:17px;color:#536d8d;background:transparent;font-size:13px;font-weight:750}.dashboard-refresh{height:40px;display:inline-flex;align-items:center;gap:7px;padding:0 15px;color:#52677f;border:1px solid #d1dbe6;border-radius:7px;background:#fff;font-size:13px;font-weight:750}.dashboard-refresh:disabled{opacity:.55}.dashboard-actions{display:flex;align-items:center;gap:10px}.privacy-toggle{min-height:40px;display:inline-flex;align-items:center;gap:8px;padding:0 12px;color:#61758d;border:1px solid #d1dbe6;border-radius:7px;background:#fff;font-size:12px;font-weight:700}.privacy-toggle input{width:16px;height:16px;accent-color:#587ea6}.dashboard-error,.dashboard-loading{max-width:1320px;margin:0 auto 18px;padding:14px 16px;border-radius:8px;font-size:14px}.dashboard-error{color:#9c414b;border:1px solid #edced2;background:#fff7f7}.dashboard-loading{color:#65758a;border:1px solid #d7e0e9;background:#fff}.metric-grid{max-width:1320px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:11px;margin:0 auto 13px}.metric-card{min-height:112px;display:grid;grid-template-columns:23px 1fr;align-content:center;gap:5px 8px;padding:18px;border:1px solid #d7e0e9;border-radius:11px;background:#fff;box-shadow:0 5px 16px #1b293a0d}.metric-card svg{grid-row:span 2;align-self:start;color:#597da5;margin-top:3px}.metric-card span{color:#7c8797;font-size:12px;font-weight:750}.metric-card strong{color:#263752;font-family:Georgia,serif;font-size:25px;letter-spacing:-.03em}.dashboard-empty{max-width:1320px;min-height:330px;display:grid;place-items:center;align-content:center;gap:9px;margin:0 auto;padding:35px;color:#60748d;border:1px solid #d7e0e9;border-radius:12px;background:#fff;text-align:center}.dashboard-empty h3{margin:5px 0 0;color:#30445f;font-size:18px}.dashboard-empty p{max-width:530px;margin:0;color:#8490a0;font-size:14px;line-height:1.65}.dashboard-empty button{min-height:40px;margin-top:10px;padding:0 17px;color:#fff;border-radius:7px;background:var(--coral);font-size:13px;font-weight:750}.dashboard-grid{max-width:1320px;display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,.65fr);gap:13px;margin:0 auto}.dashboard-panel{min-width:0;padding:21px;border:1px solid #d7e0e9;border-radius:11px;background:#fff;box-shadow:0 5px 16px #1b293a0d}.panel-heading{display:flex;justify-content:space-between;margin-bottom:17px}.panel-heading h3{margin:5px 0 0;color:#2b3d57;font-size:17px;letter-spacing:-.045em}.area-rows{display:grid;gap:13px}.area-row{display:grid;grid-template-columns:150px minmax(100px,1fr) 55px 110px 58px;align-items:center;gap:12px}.area-row>div:first-child{display:grid;gap:2px}.area-row strong{color:#394b63;font-size:14px}.area-row span,.area-row em{color:#929caa;font-size:11px;font-style:normal}.area-bar{height:8px;overflow:hidden;border-radius:999px;background:#e7ecf1}.area-bar span{display:block;height:100%;border-radius:inherit;background:#628bb6}.area-row b{color:#3f5977;font-size:13px;text-align:right}.area-row em{text-align:right}.area-row i{font-size:11px;font-style:normal;font-weight:800;text-align:right}.area-row i.is-up{color:#3c8b62}.area-row i.is-down{color:#b4525c}.insight-list{display:grid;gap:8px}.insight-card{padding:12px 13px;border-left:3px solid #8fa3b8;border-radius:6px;background:#f6f8fa}.insight-card.is-high{border-left-color:#c94b57;background:#fff6f7}.insight-card.is-positive{border-left-color:#57a379;background:#f3faf6}.insight-card strong{color:#34465d;font-size:13px}.insight-card p{margin:5px 0 0;color:#788596;font-size:12px;line-height:1.6}.dashboard-panel.is-wide{grid-column:1 / -1}.score-delta{align-self:end;color:#527397;font-size:13px}.score-trend{width:100%;min-height:210px;overflow:visible}.score-trend line{stroke:#dce4ec;stroke-width:1}.score-trend>g>text{fill:#8b97a7;font-size:11px;text-anchor:end}.score-trend polyline{fill:none;stroke:#5d83ad;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.score-point circle{fill:#fff;stroke:#4f749c;stroke-width:3}.score-point .score-value{fill:#334b68;font-size:12px;font-weight:800;text-anchor:middle}.score-point .score-label{fill:#718095;font-size:11px;text-anchor:middle}.type-performance-list,.question-performance-list{display:grid;gap:2px}.type-performance-list article{display:grid;grid-template-columns:minmax(0,1fr) 55px 110px;align-items:center;gap:10px;min-height:48px;padding:7px 9px;border-bottom:1px solid #edf1f4}.type-performance-list article>div,.question-performance-list article>div{display:grid;gap:3px}.type-performance-list strong,.question-performance-list strong{color:#3c4e65;font-size:13px}.type-performance-list span,.question-performance-list span{color:#8c98a8;font-size:11px}.type-performance-list b{color:#426181;font-size:13px;text-align:right}.type-performance-list em{color:#8390a1;font-size:11px;font-style:normal;text-align:right}.question-performance-list article{display:grid;grid-template-columns:minmax(0,1fr) 90px;align-items:center;gap:10px;min-height:48px;padding:7px 9px;border-bottom:1px solid #edf1f4}.question-performance-list b{color:#426181;font-size:13px;text-align:right}.panel-empty{color:#8592a3;font-size:13px;line-height:1.6}.behavior-stats{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:0}.behavior-stats>div{padding:13px;border-radius:7px;background:#f5f7fa}.behavior-stats dt{color:#7c8999;font-size:11px}.behavior-stats dd{margin:5px 0 0;color:#304660;font-size:18px;font-weight:800}.cohort-note{margin:-7px 0 15px;color:#8290a1;font-size:12px}.cohort-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:10px}.cohort-cards>article{padding:15px;border:1px solid #dde5ed;border-radius:8px;background:#f8fafb}.cohort-cards>article>strong{color:#344a64;font-size:14px}.cohort-cards dl{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0 0}.cohort-cards dl>div{display:grid;gap:3px}.cohort-cards dt{color:#8491a1;font-size:10px}.cohort-cards dd{margin:0;color:#3d5875;font-size:14px;font-weight:800}.attempt-table{display:grid}.attempt-table-head,.attempt-table-row{display:grid;grid-template-columns:1fr 90px 120px 110px 82px;gap:15px;align-items:center;min-height:43px;padding:0 10px}.attempt-table-head{color:#8a96a6;border-bottom:1px solid #dfe5ec;background:#f6f8fa;font-size:11px;font-weight:750}.attempt-table-row{color:#637187;border-bottom:1px solid #edf0f4;font-size:12px}.attempt-table-row strong{color:#384b64}.attempt-table-row time{color:#8c98a8}.attempt-table-row button{min-height:30px;color:#4c6d91;border:1px solid #ced9e5;border-radius:6px;background:#f7f9fb;font-size:11px;font-weight:750}.attempt-table-row button:hover{border-color:#9fb4ca;background:#eef4f9}.review-summary{align-self:end;color:#526f90;font-size:13px}.review-filters{display:flex;align-items:end;gap:11px;margin-bottom:13px}.review-filters label{display:grid;gap:5px;color:#778699;font-size:11px;font-weight:750}.review-filters select{min-width:145px;height:36px;padding:0 10px;color:#40536b;border:1px solid #d1dbe5;border-radius:6px;background:#fff;font-size:12px}.review-filters>span{margin-left:auto;color:#6d7f95;font-size:12px;font-weight:750}.review-area-summary{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px;margin-bottom:13px}.review-area-summary article{display:grid;gap:3px;padding:11px;border:1px solid #e0e7ee;border-radius:7px;background:#f8fafb}.review-area-summary strong{color:#3a5069;font-size:12px}.review-area-summary span,.review-area-summary em{color:#8995a4;font-size:10px;font-style:normal}.review-area-summary b{color:#496989;font-size:14px}.review-table{max-height:520px;overflow:auto;border:1px solid #dfe6ed;border-radius:8px}.review-table-head,.review-table-row{display:grid;grid-template-columns:minmax(160px,1fr) minmax(130px,.8fr) 70px 100px 100px;gap:12px;align-items:center;min-height:42px;padding:0 13px}.review-table-head{position:sticky;top:0;z-index:1;color:#7f8c9d;border-bottom:1px solid #dce4ec;background:#f4f7f9;font-size:11px;font-weight:800}.review-table-row{color:#67768a;border-bottom:1px solid #edf1f4;background:#fff;font-size:12px}.review-table-row:last-child{border-bottom:0}.review-table-row strong{color:#374b64;font-size:13px}.review-table-row b{font-size:12px}.review-table-row b.is-correct{color:#38805b}.review-table-row b.is-wrong{color:#b34b57}.review-table-row b.is-empty{color:#8b96a5}@media(max-width:900px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.dashboard-grid{grid-template-columns:1fr}.dashboard-panel.is-wide{grid-column:auto}.area-row{grid-template-columns:125px minmax(90px,1fr) 46px 50px}.area-row em{display:none}}@media(max-width:620px){.dashboard-shell{padding:18px 10px 30px}.dashboard-titlebar{align-items:flex-start}.dashboard-actions{align-items:flex-end;flex-direction:column-reverse}.privacy-toggle{min-height:34px;padding-inline:9px;font-size:10px}.dashboard-titlebar>.dashboard-refresh{width:36px;padding:0;justify-content:center}.dashboard-titlebar>.dashboard-refresh{font-size:0}.metric-grid{grid-template-columns:1fr 1fr}.metric-card:last-child{grid-column:1 / -1}.metric-card{min-height:96px;padding:13px}.dashboard-panel{padding:15px}.area-row{grid-template-columns:105px minmax(75px,1fr) 42px;gap:8px}.area-row i{display:none}.type-performance-list article{grid-template-columns:minmax(0,1fr) 50px}.type-performance-list em{display:none}.attempt-table-head,.attempt-table-row{grid-template-columns:1fr 55px 75px 70px;gap:7px}.attempt-table-head span:nth-child(4),.attempt-table-row time{display:none}.attempt-table-row button{font-size:10px}.review-filters{align-items:stretch;flex-wrap:wrap}.review-filters label{flex:1 1 130px}.review-filters select{width:100%;min-width:0}.review-filters>span{width:100%;margin-left:0}.review-area-summary{grid-template-columns:1fr 1fr}.review-area-summary article:last-child{grid-column:1 / -1}.review-table-head,.review-table-row{grid-template-columns:minmax(130px,1fr) 60px 78px}.review-table-head span:nth-child(2),.review-table-head span:nth-child(5),.review-table-row>span:nth-child(2),.review-table-row>span:nth-child(5){display:none}}@media(min-width:941px)and (max-height:780px){.structured-paper{gap:7px;padding:13px 20px}.structured-question-head{grid-template-columns:34px minmax(0,1fr);gap:8px;padding-bottom:7px}.structured-question-head>span{font-size:21px}.structured-question-head h2{font-size:calc(17px * var(--reading-scale))}.structured-body{padding:9px 12px}.structured-body p{margin-bottom:5px;line-height:1.52}.structured-options{gap:1px}.structured-option{min-height:29px;padding-block:3px}.paper{padding:15px 27px 17px}.source-paper{padding:7px 8px 8px;grid-template-rows:minmax(0,1fr) 39px;gap:6px}.answer-choice{min-height:36px;font-size:16px}.paper-rule{margin:9px 0 12px}.paper-question-title{gap:12px;margin-bottom:10px}.paper-question-number{font-size:25px}.paper-question-title h1{font-size:14px}.passage{padding:11px 14px 10px}.passage p{font-size:10.6px;line-height:1.48}.options{gap:1px;margin-top:8px}.option{min-height:24px;padding:2px 5px 2px 3px;font-size:10.6px}.option-mark{font-size:14px}.timer-card{padding:10px 13px}.timer-card>strong{margin:5px 0 7px;font-size:31px}.timer-primary,.timer-reset{height:29px}.tools-panel{grid-template-rows:42px minmax(65px,1fr) auto}.tool-tabs{padding:5px}.tool-tabs button{height:29px}.tool-body{padding:7px}.tool-body textarea{min-height:65px;padding:8px;font-size:11px}.sketchpad{grid-template-rows:18px minmax(58px,1fr);gap:4px}.draw-canvas{min-height:58px}.calculator-panel{padding:8px 8px 5px}.calculator-heading{margin-bottom:4px;font-size:10px}.calculator-display{height:32px;margin-bottom:4px;font-size:17px}.calculator-keys{gap:3px}.calc-key{min-height:25px;font-size:11px}.calculator-hint{display:none}.rail-bottom{padding:9px}.score-summary{margin-bottom:7px}.finish-button{min-height:30px}}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:10;display:grid;place-items:center;padding:20px;background:#0a16268f;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.finish-modal{position:relative;width:min(100%,390px);padding:29px;border-radius:14px;background:#fff;box-shadow:0 20px 55px #09162640}.modal-close{position:absolute;top:13px;right:13px;width:29px;height:29px;display:grid;place-items:center;color:#8994a3;border-radius:6px;background:transparent}.modal-close:hover{color:#35465e;background:#f2f5f8}.modal-icon{width:43px;height:43px;display:grid;place-items:center;margin-bottom:15px;color:#327857;border-radius:12px;background:#e8f5ed}.finish-modal h2{margin:7px 0 9px;color:#26344a;font-size:21px;letter-spacing:-.07em}.finish-modal>p:not(.eyebrow){margin:0;color:#798599;font-size:12px;line-height:1.65}.finish-modal .modal-notice{margin-top:11px;padding:9px 10px;color:#9b3f49;border:1px solid #efd2d5;border-radius:7px;background:#fff7f7}.modal-actions{justify-content:flex-end;gap:7px;margin-top:24px}.image-modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:12;display:grid;place-items:center;padding:18px;background:#0a1626c7;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.image-modal{width:min(96vw,1500px);height:min(94vh,1040px);display:grid;grid-template-rows:54px minmax(0,1fr);overflow:hidden;border:1px solid rgba(255,255,255,.16);border-radius:12px;background:#f7f8fa;box-shadow:0 24px 70px #00000052}.image-modal-head{display:flex;align-items:center;justify-content:space-between;padding:0 16px 0 20px;color:#edf2f7;background:#1c2b3e}.image-modal-head>div{display:flex;align-items:baseline;gap:11px}.image-modal-head strong{font-size:14px}.image-modal-head span{color:#96a5b8;font-size:10px}.image-modal-head button{width:34px;height:34px;display:grid;place-items:center;color:#dfe7f0;border-radius:6px;background:#ffffff14}.image-modal-head button:hover{background:#ffffff29}.image-modal-body{min-height:0;display:grid;place-items:center;overflow:auto;padding:15px;background:#e9edf2}.image-modal-body img{display:block;max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 7px 25px #1e2b3b29}@media(max-width:1180px){.exam-layout{grid-template-columns:190px minmax(480px,1fr) 295px}.paper{padding-inline:25px}.passage p,.option{font-size:12px}}@media(max-width:940px){body{overflow:auto}.exam-shell{height:auto;min-height:100dvh}.exam-header{position:sticky;top:0;z-index:5;grid-template-columns:1fr auto;min-height:70px;padding-inline:16px}.header-center{display:none}.exam-layout{grid-template-columns:1fr;min-height:auto;padding:10px}.question-nav{min-height:222px;max-height:270px}.nav-list{display:grid;grid-template-columns:repeat(5,1fr);gap:4px}.nav-item{margin:0;grid-template-columns:1fr;justify-items:center;min-height:39px;padding:5px}.nav-label,.nav-item svg{display:none}.workspace{min-height:720px}.right-rail{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}.timer-card{grid-column:span 2}.tools-panel{min-height:470px}.rail-bottom{align-self:stretch}}@media(max-width:620px){.exam-header{padding-inline:11px}.brand-kicker{font-size:8px}.brand-block h1{font-size:14px}.upload-button{width:37px;padding:0;justify-content:center}.upload-button span,.header-icon-button{display:none}.workspace{padding-inline:9px}.workspace-meta>span{display:none}.paper{padding:19px 17px 25px}.source-paper{padding:7px;grid-template-rows:minmax(0,1fr) 40px}.paper-question-title{gap:10px}.paper-question-number{font-size:24px}.paper-question-title h1{font-size:15px}.passage{padding:13px 12px}.passage p,.option{font-size:11px}.question-footer{padding-inline:2px}.right-rail{grid-template-columns:1fr}.timer-card{grid-column:auto}}