.pm-workspace{color:#123359;max-width:1600px;margin:auto;padding:20px}.pm-header h1{margin:12px 0;font-size:clamp(22px,3vw,30px)}.pm-header p{margin:8px 0}.pm-header small,.pm-help{color:#536a85}.pm-columns{grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:18px;margin-top:16px;display:grid}.pm-panel{background:#fff;border:1px solid #d8e3f3;border-radius:16px;min-width:0;height:calc(100dvh - 210px);min-height:420px;padding:18px;overflow:auto}.pm-panel h2{margin:0 0 12px;font-size:20px}.pm-toolbar{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.pm-toolbar h2{margin:0 auto 0 0}.pm-workspace button{font:inherit;color:#1557ce;cursor:pointer;background:#f5f9ff;border:1px solid #b9d1fa;border-radius:8px;padding:9px 12px}.pm-workspace button:disabled{opacity:.45;cursor:default}.pm-workspace button[aria-pressed=true]{color:#fff;background:#2469ff}.pm-workspace button:focus-visible,.pm-workspace textarea:focus-visible{outline-offset:2px;outline:3px solid #ffba42}.pm-help{font-size:13px;line-height:1.7}.pm-pages-scroll{overflow-x:auto}.pm-pages.pm-zoom{width:160%}.pm-sheet{background:#fff;line-height:0;position:relative}.pm-sheet img{-webkit-user-select:none;user-select:none;width:100%;height:auto;display:block}.pm-sheet.pm-marking{touch-action:none;cursor:crosshair}.pm-highlight{pointer-events:none;background:#ffd60059;position:absolute}.pm-page-label{color:#536a85;margin:16px 0 4px;font-size:12px}.pm-answer-card{border-top:1px solid #e0e8f5;padding:18px 0}.pm-answer-card label{display:block}.pm-answer-card label span{float:right;color:#536a85;font-size:13px}.pm-answer-card label p{font-size:14px;line-height:1.7}.pm-answer-card textarea{box-sizing:border-box;resize:vertical;width:100%;font:inherit;border:1px solid #b9cbe4;border-radius:8px;min-height:110px;padding:12px;line-height:1.8}.pm-answer-card textarea[aria-invalid=true]{border-color:#c22}.pm-answer-actions{justify-content:space-between;align-items:center;gap:10px;margin-top:8px;font-size:13px;display:flex}.pm-over{color:#b32020}.pm-example{background:#eff8f3;border-left:4px solid #18845b;margin-top:14px;padding:14px;line-height:1.8}.pm-example p{white-space:pre-wrap;margin:8px 0}.pm-example small{color:#536a85}.pm-footer{margin-top:16px;font-size:12px;line-height:1.8}.pm-tabs{display:none}.pm-pdf-links{flex-wrap:wrap;align-items:center;gap:12px;margin-top:12px;font-size:13px;display:flex}.pm-pdf-links a{background:#fff;border:1px solid #c4d6ef;border-radius:6px;padding:6px 10px}.pm-workspace .pm-highlight.pm-erasable{pointer-events:auto;cursor:pointer;background:#ffd60059;border:1px dashed #987700;border-radius:0;min-height:0;padding:0}.pm-workspace .pm-highlight.pm-erasable:hover{background:#ff646466}.pm-grade-row{justify-content:space-between;align-items:center;gap:10px;margin:10px 0;display:flex}.pm-grade-row [role=group]{gap:8px;display:flex}.pm-grade-row button{min-width:44px;min-height:44px}.pm-columns .pm-panel{height:calc(100dvh - 260px)}@media (max-width:760px){.pm-workspace{padding:12px 12px 80px}.pm-columns{display:block}.pm-columns .pm-panel{height:calc(100dvh - 300px);min-height:280px;padding:12px}.pm-mobile-hidden{display:none}.pm-tabs{padding:10px 16px calc(10px + env(safe-area-inset-bottom));z-index:10;background:#fff;border-top:1px solid #d8e3f3;gap:12px;display:flex;position:fixed;bottom:0;left:0;right:0}.pm-tabs button{flex:1}.pm-toolbar button{padding:8px;font-size:12px}.pm-header small{font-size:11px;display:block}.pm-footer{margin-bottom:12px}}.pm-answer-actions{flex-wrap:wrap}.pm-workspace{flex-direction:column;height:100dvh;min-height:0;display:flex;overflow:hidden}.pm-header,.pm-footer{flex-shrink:0}.pm-columns{flex:1;min-height:0}.pm-columns .pm-panel{height:100%;min-height:0}.pm-toolbar{z-index:3;background:#fff;border-bottom:1px solid #e0e8f5;margin:-18px -18px 0;padding:14px 18px;position:sticky;top:-18px}.pm-tool-short{display:none}.pm-footer{margin-top:8px;font-size:11px}@media (max-width:760px){.pm-workspace{padding:8px 10px calc(68px + env(safe-area-inset-bottom))}.pm-header>a{font-size:11px}.pm-header h1{margin:4px 0;font-size:17px;line-height:1.4}.pm-header p{margin:3px 0;font-size:11px;line-height:1.4}.pm-header small{font-size:10px;line-height:1.4}.pm-columns{margin-top:8px}.pm-columns .pm-panel{height:100%;min-height:0}.pm-toolbar{flex-wrap:nowrap;gap:5px;margin:-12px -12px 0;padding:6px 12px;top:-12px}.pm-toolbar h2{display:none}.pm-toolbar button{white-space:nowrap;min-height:44px;padding:7px 10px;font-size:12px}.pm-tool-long{display:none}.pm-tool-short{display:inline}.pm-question>.pm-help{margin:6px 0;font-size:11px;line-height:1.5}.pm-footer{margin:4px 0 0;font-size:9px}.pm-page-label{margin-top:8px}}