@charset "UTF-8";
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.entry-card-heading{margin-top:15px}.entry-notice{margin-top:18px}.resume-button{margin-top:24px}.resume-footnote{margin-top:18px!important;margin-bottom:0!important}.finished-task{margin-top:16px}.finished-time{margin-top:5px}.finished-actions{justify-content:center;margin-top:24px}.answer-field .field-hint{margin:0 0 8px}
progress.progress-track{appearance:none;border:0;display:block;accent-color:#73957b}progress.progress-track::-webkit-progress-bar{background:#dce5d9;border-radius:3px}progress.progress-track::-webkit-progress-value{background:#73957b;border-radius:3px}progress.progress-track::-moz-progress-bar{background:#73957b;border-radius:3px}
.admin-error{margin-bottom:20px}.admin-note-secondary{margin-top:8px}.table-footer{display:flex;justify-content:space-between;gap:16px}.session-id{display:block;max-width:200px;white-space:normal;overflow-wrap:anywhere}.numeric{font-variant-numeric:tabular-nums;text-align:right}.data-table td{font-variant-numeric:tabular-nums}
.task-instructions{margin:0 0 14px;font-size:12px;color:#5c6c63}.task-instructions summary{cursor:pointer;color:#205d55;display:list-item;width:fit-content}.task-instructions p{padding:12px 16px;margin-top:8px;background:#fff;border:1px solid #dce3dc;border-radius:8px;line-height:1.9}
:root{color-scheme:light;--ink:#1c3438;--muted:#677574;--teal:#205d55;--teal-dark:#173f3b;--mint:#e8f1ed;--paper:#f6f5ef;--white:#fff;--line:#dce3dc;--warm:#b68045;--danger:#a23e34;--danger-bg:#fff1ed;--shadow:0 16px 50px #1b3d3510;font-family:"Yu Gothic UI","Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,system-ui,sans-serif;font-size:14px;line-height:1.7;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink)}button,input,textarea,select{font:inherit}button,a,input,textarea,select{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}a{color:var(--teal);text-underline-offset:3px}button{color:inherit}button,input,textarea,select{border-radius:8px}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid #4d9387;outline-offset:3px}input,textarea,select{border:1px solid #cbd5ce;background:#fff;color:var(--ink);padding:11px 13px;width:100%}input:focus,textarea:focus{border-color:var(--teal)}textarea{resize:vertical;line-height:1.85;min-height:110px}textarea::placeholder,input::placeholder{color:#89948f}textarea[readonly]{background:#f3f6f2;color:#435b55}h1,h2,h3,p{margin:0}h1{font-size:32px;font-weight:650;line-height:1.5;letter-spacing:.01em}h2{font-size:21px;line-height:1.5;font-weight:650}h3{font-size:16px;line-height:1.6}small,.small{font-size:12px}.muted-text{color:var(--muted)}.pre-wrap{white-space:pre-wrap;overflow-wrap:anywhere}.hidden,[hidden]{display:none!important}.skip-link{position:fixed;top:8px;left:8px;z-index:1000;background:#fff;padding:12px;transform:translateY(-150%)}.skip-link:focus{transform:none}.site-header{height:77px;display:flex;align-items:center;justify-content:space-between;padding:0 38px;border-bottom:1px solid var(--line);background:#fbfbf7;gap:20px}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);font-size:15px;font-weight:700;letter-spacing:.04em}.brand-light{font-weight:400;display:block;font-size:10px;letter-spacing:.14em;color:var(--muted);line-height:1.2}.brand-mark{width:30px;height:32px;display:flex;align-items:end;gap:4px}.brand-mark i{width:7px;background:var(--teal);border-radius:2px 2px 0 0}.brand-mark i:nth-child(1){height:19px}.brand-mark i:nth-child(2){height:30px}.brand-mark i:nth-child(3){height:24px;background:#a8bca7}.header-meta{display:flex;align-items:center;gap:16px}.header-caption{font-size:10px;letter-spacing:.15em;color:var(--muted)}.tag{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:5px;font-size:11px;font-weight:600;line-height:1.6;white-space:nowrap}.tag.muted{background:#ecefe8;color:#65736a}.tag.teal{background:var(--mint);color:var(--teal)}.tag.warm{background:#f6ecda;color:#8b653b}.tag.red{background:var(--danger-bg);color:var(--danger)}.eyebrow{font-size:10px;font-weight:700;letter-spacing:.17em;color:var(--teal);margin-bottom:12px}.button{border:1px solid transparent;padding:11px 19px;font-weight:600;line-height:1.5;display:inline-flex;gap:8px;align-items:center;justify-content:center;text-decoration:none;transition:background .15s,border-color .15s}.button.primary{background:var(--teal);color:white}.button.primary:hover:not(:disabled){background:var(--teal-dark)}.button.secondary{background:white;border-color:#ccd7cf;color:var(--teal)}.button.secondary:hover:not(:disabled){background:var(--mint)}.button.danger{background:var(--danger);color:white}.button.small{padding:7px 11px;font-size:12px}.button.full{width:100%}.text-button{background:none;border:0;padding:4px 2px;color:var(--teal);text-decoration:underline;text-underline-offset:4px;font-size:12px}.text-button.danger{color:var(--danger)}.icon-button{background:transparent;border:0;font-size:24px;line-height:1;padding:6px;color:var(--muted)}.button-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.spread{justify-content:space-between}.loading-screen{min-height:50vh;display:flex;justify-content:center;align-items:center;gap:13px;color:var(--muted)}.spinner{display:inline-block;width:19px;height:19px;border:2px solid #d4ded7;border-top-color:var(--teal);border-radius:50%;animation:spin .9s linear infinite;flex-shrink:0}@keyframes spin{to{transform:rotate(360deg)}}.error-text{color:var(--danger);font-size:13px;margin-top:10px}.notice{padding:12px 16px;background:#eff3eb;border:1px solid #d8e1d1;border-radius:9px;color:#4b6254;font-size:12px;line-height:1.85}.notice.error{background:var(--danger-bg);border-color:#edcec4;color:#8b3c31}.notice.warning{background:#fcf3e4;border-color:#e9d9bb;color:#82602f}.notice strong{font-weight:650}.notice p+p{margin-top:6px}.divider{height:1px;background:var(--line);margin:24px 0}.field-label{display:block;font-size:13px;font-weight:650;margin-bottom:7px}.field-hint{font-size:12px;color:var(--muted);margin:7px 0 0}.required-label{font-size:10px;color:var(--warm);font-weight:500;margin-left:7px}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);padding:12px 22px;background:var(--teal-dark);color:white;border-radius:10px;box-shadow:var(--shadow);max-width:calc(100% - 32px);z-index:200;font-size:13px}dialog{border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 90px #122e3a33;padding:32px;max-width:560px;width:calc(100% - 32px);color:var(--ink);max-height:85vh}dialog::backdrop{background:#183c385e;backdrop-filter:blur(3px)}dialog h2{margin-bottom:15px;padding-right:30px}dialog p{margin-bottom:16px}dialog .button-row{justify-content:flex-end;margin-top:25px}.dialog-close{position:absolute;right:17px;top:14px}.dialog-id{font-size:24px;background:var(--paper);padding:16px;border-radius:8px;word-break:break-all;margin:16px 0;font-weight:700;letter-spacing:.02em}.dialog-wide{max-width:950px}.dialog-form .form-field{margin-top:18px}.safe-break{overflow-wrap:anywhere}.mobile-notice{display:none}.empty-state{padding:36px 20px;text-align:center;color:var(--muted);font-size:13px}.empty-icon{display:flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:50%;background:var(--mint);color:var(--teal);font-size:21px;margin:0 auto 16px}
/* Welcome */
.entry-shell{max-width:1190px;margin:52px auto 38px;padding:0 28px;display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:start}.entry-intro{padding-top:22px}.entry-intro h1{font-size:37px;line-height:1.55;max-width:480px}.entry-lead{color:var(--muted);font-size:14px;line-height:2;margin-top:18px;max-width:460px}.intro-steps{margin:30px 0;list-style:none;padding:0;display:grid;gap:17px}.intro-steps li{display:flex;gap:15px;align-items:start;font-size:13px}.step-number{width:27px;height:27px;border:1px solid #bccdc0;color:var(--teal);border-radius:50%;font-size:11px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0}.intro-steps strong{display:block;font-size:14px;font-weight:600}.intro-steps p{color:var(--muted);font-size:12px;margin-top:2px}.entry-card{background:white;border:1px solid var(--line);border-radius:16px;padding:29px 32px;box-shadow:var(--shadow)}.entry-card h2{margin-bottom:8px}.entry-card .form-field{margin:24px 0 0}.instructions-box{margin-top:22px;padding:18px 20px;background:#f7f8f3;border-radius:10px;border:1px solid #e8ece3;font-size:12px;line-height:1.9;max-height:220px;overflow:auto}.instructions-box h3{font-size:12px;color:var(--teal);margin-bottom:7px}.check-label{display:flex;align-items:start;gap:10px;font-size:12px;cursor:pointer;margin:21px 0}.check-label input{width:17px;height:17px;accent-color:var(--teal);flex-shrink:0;margin:3px 0 0}.entry-footnote{margin-top:14px;font-size:11px;color:var(--muted)}.entry-art{border:1px solid #d4dfd3;border-radius:12px;overflow:hidden;margin-top:32px;max-width:430px;background:#ebf0e8;box-shadow:0 13px 0 -7px #d9e3d4}.art-top{height:22px;background:#f9fbf6;border-bottom:1px solid #d4dfd3;display:flex;gap:4px;align-items:center;padding-left:10px}.art-top i{display:block;width:4px;height:4px;border-radius:50%;background:#c2cdbf}.art-panes{padding:13px;display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:8px}.art-pane{border:1px solid #d1dccf;background:#fff;border-radius:4px;padding:12px 8px;min-height:105px}.art-label{font-size:9px;color:#71856f;letter-spacing:.08em;margin-bottom:13px}.art-line{height:3px;margin-top:6px;background:#d8e2d5;border-radius:1px}.art-line.short{width:60%}.art-block{height:33px;border:1px solid #d7e0d2;background:#f4f7f0;margin-top:9px;border-radius:3px}.art-bubble{height:28px;background:#e1ede6;border-radius:3px;margin-top:8px}.art-bubble.right{width:75%;margin-left:auto;background:#f1e9dc}.entry-contact{font-size:11px;color:var(--muted);margin-top:30px;white-space:pre-wrap}.entry-footer{max-width:1190px;padding:18px 28px;margin:0 auto;color:var(--muted);font-size:11px;border-top:1px solid var(--line);display:flex;justify-content:space-between}
/* Study workspace */
.workspace{max-width:1740px;margin:auto;padding:24px 28px 28px}.workspace-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:18px}.workspace-heading h1{font-size:22px}.workspace-heading .eyebrow{margin-bottom:4px;font-size:9px}.workspace-toolbar{display:flex;gap:18px;align-items:center;flex-shrink:0}.save-status{font-size:12px;color:var(--muted);display:flex;align-items:center;gap:7px;white-space:nowrap}.status-dot{width:7px;height:7px;background:#6c9a76;border-radius:50%;flex-shrink:0}.save-status[data-state="saving"] .status-dot{background:var(--warm);animation:pulse 1s infinite}.save-status[data-state="error"] .status-dot{background:var(--danger)}@keyframes pulse{50%{opacity:.35}}.workspace-alert{margin:0 0 14px;display:flex;justify-content:space-between;align-items:center;gap:12px}.question-strip{display:flex;gap:10px;align-items:stretch;margin-bottom:18px;overflow-x:auto;padding:1px 1px 5px}.question-tab{display:flex;align-items:center;gap:10px;border:1px solid var(--line);background:#fafbf7;padding:11px 16px;text-align:left;color:var(--muted);flex:1;min-width:160px;font-size:12px}.question-tab.active{background:var(--teal);border-color:var(--teal);color:#fff}.question-tab .q-number{font-size:10px;opacity:.7;letter-spacing:.04em}.question-tab .q-check{margin-left:auto;width:18px;height:18px;display:flex;align-items:center;justify-content:center;background:#e6eee3;color:var(--teal);border-radius:50%;font-size:11px}.question-tab.active .q-check{background:#f3faf0}.question-tab .q-wait{margin-left:auto;width:6px;height:6px;border-radius:50%;background:var(--warm)}.question-strip-caption{font-size:11px;color:var(--muted);margin-right:5px;white-space:nowrap;display:flex;align-items:center}.panes{display:grid;grid-template-columns:minmax(235px,.91fr) minmax(315px,1.25fr) minmax(300px,1.12fr);gap:16px;min-height:570px;height:calc(100vh - 282px);max-height:960px}.pane{background:#fff;border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;overflow:hidden;min-width:0;box-shadow:0 3px 8px #12302502}.pane-title{height:61px;min-height:61px;padding:0 20px;display:flex;align-items:center;justify-content:space-between;gap:10px;border-bottom:1px solid var(--line)}.pane-title h2{font-size:14px;display:flex;gap:10px;align-items:center}.pane-index{font-size:10px;color:#96aaa1;font-weight:500}.pane-caption{font-size:11px;color:var(--muted)}.material-list{padding:12px 14px;display:grid;gap:7px;border-bottom:1px solid var(--line);max-height:225px;overflow:auto;flex-shrink:0}.material-item{border:1px solid transparent;background:#f5f7f1;padding:10px 12px;text-align:left;display:grid;grid-template-columns:22px 1fr 12px;gap:7px;align-items:start;border-radius:7px}.material-item:hover:not(:disabled){border-color:#c2d7c8}.material-item.active{border-color:#9dbdab;background:#edf4ee}.material-item .material-number{color:#99aaa0;font-size:10px;letter-spacing:.03em;padding-top:2px}.material-item strong{display:block;font-size:12px;font-weight:600}.material-item small{display:block;font-size:10px;color:var(--muted);margin-top:3px;line-height:1.5}.material-chevron{font-size:12px;color:#8c9e92}.material-reader{flex:1;min-height:0;position:relative;display:flex;flex-direction:column}.material-reader-heading{padding:16px 20px 8px;display:flex;justify-content:space-between;align-items:start;gap:10px}.material-reader-heading h3{font-size:13px}.material-scroll{overflow:auto;overscroll-behavior:contain;padding:12px 20px 25px;flex:1;min-height:0;font-size:12px;line-height:2.1;scrollbar-gutter:stable}.material-scroll p{white-space:pre-wrap;overflow-wrap:anywhere}.material-scroll:focus-visible{outline-offset:-3px}.material-idle{margin:auto;max-width:250px;line-height:1.9}.answer-body{padding:22px 23px;overflow:auto;flex:1;min-height:0;scrollbar-gutter:stable}.question-kicker{font-size:10px;color:var(--teal);font-weight:650;margin-bottom:7px;letter-spacing:.08em}.question-heading{font-size:20px;line-height:1.6;margin-bottom:12px}.question-prompt{font-size:12px;line-height:1.95;color:#5c6c63;margin-bottom:23px}.answer-field{margin-bottom:22px}.answer-field textarea{font-size:13px;min-height:140px}.field-count{font-size:10px;text-align:right;color:#8b998e;margin-top:4px}.answer-footer{border-top:1px solid var(--line);padding:14px 20px;background:#fcfdf9;display:flex;align-items:center;justify-content:space-between;gap:12px}.answer-footer p{font-size:10px;color:var(--muted);line-height:1.6}.confirmation-info{font-size:11px;color:var(--teal);padding:11px 13px;background:var(--mint);border-radius:7px;margin-bottom:17px}.confirmation-list{font-size:11px;color:var(--muted);margin-top:7px}.chat-description{padding:12px 19px;font-size:11px;color:var(--muted);background:#fafbf7;border-bottom:1px solid #e7ece4}.chat-log{flex:1;min-height:0;overflow:auto;padding:21px 18px;overscroll-behavior:contain;scrollbar-gutter:stable}.chat-empty{text-align:left;padding:18px 8px;font-size:12px;color:var(--muted);line-height:1.9}.chat-empty .empty-icon{margin:0 0 16px;width:35px;height:35px;font-size:16px}.chat-empty strong{display:block;color:#52695b;font-weight:600;margin-bottom:6px}.chat-message{margin-bottom:19px}.chat-message:last-child{margin-bottom:0}.message-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:10px;color:#809087;margin-bottom:7px;padding:0 3px}.message-meta strong{font-size:10px;letter-spacing:.04em;font-weight:600;color:#61766a}.chat-message.user{padding-left:25px}.chat-message.assistant{padding-right:10px}.message-content{padding:13px 15px;border-radius:9px;font-size:12px;line-height:1.95;white-space:pre-wrap;overflow-wrap:anywhere;background:#f0f4ed;border:1px solid #e3eade}.chat-message.user .message-content{background:#f7f4ed;border-color:#ede7dc}.message-status{font-size:10px;color:var(--muted);margin-top:7px;display:flex;align-items:center;gap:7px;padding:0 2px}.message-status .spinner{width:11px;height:11px;border-width:1px}.message-status.failed{color:var(--danger)}.chat-compose{padding:14px 17px 15px;border-top:1px solid var(--line);background:#fcfdf9}.chat-compose textarea{font-size:12px;min-height:77px;max-height:180px;resize:vertical;padding:11px 12px}.chat-compose .button-row{margin-top:9px;justify-content:space-between}.chat-compose small{font-size:10px;color:var(--muted)}.workspace-foot{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:14px;font-size:10px;color:var(--muted)}.workspace-foot .progress-label{display:flex;align-items:center;gap:10px}.progress-track{width:110px;height:4px;background:#dce5d9;border-radius:3px;overflow:hidden}.progress-fill{height:100%;background:#73957b;transition:width .2s}.lease-warning{max-width:800px;margin:35px auto}.lock-actions{margin-top:15px}.lock-recovery{white-space:pre-wrap;font-size:12px;max-height:180px;overflow:auto}
/* Completion */
.finished-shell{max-width:720px;padding:55px 24px;margin:auto;text-align:center}.finished-icon{width:64px;height:64px;border:1px solid #b8d1bd;border-radius:50%;background:var(--mint);color:var(--teal);font-size:29px;display:flex;align-items:center;justify-content:center;margin:0 auto 23px}.finished-shell h1{font-size:28px;margin-bottom:15px}.finished-shell>p{font-size:13px;line-height:1.95;color:var(--muted)}.completion-card{background:white;border:1px solid var(--line);border-radius:14px;padding:28px 30px;margin:30px 0 20px;box-shadow:var(--shadow)}.finished-shell .notice{text-align:left}.finished-meta{margin-top:24px;font-size:10px;color:#8c998f}.resume-card{margin:0 auto;max-width:600px;padding:35px;background:white;border:1px solid var(--line);border-radius:14px}.resume-shell{padding:70px 24px}.resume-card h1{font-size:24px;margin-bottom:13px}.resume-card p{font-size:13px;color:var(--muted);margin-bottom:22px}
/* Researcher */
.admin-main{max-width:1400px;margin:auto;padding:34px 35px 50px}.admin-login{max-width:425px;margin:65px auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:31px;box-shadow:var(--shadow)}.admin-login h1{font-size:25px;margin-bottom:12px}.admin-login p{font-size:12px;color:var(--muted)}.admin-login .form-field{margin:25px 0 20px}.admin-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:25px}.admin-heading h1{font-size:28px;margin-bottom:7px}.admin-heading p{font-size:12px;color:var(--muted)}.admin-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:24px}.stat-card{background:white;border:1px solid var(--line);padding:18px 21px;border-radius:10px}.stat-card span{font-size:11px;color:var(--muted)}.stat-card strong{display:block;font-size:28px;font-weight:600;line-height:1.4;margin-top:5px}.stat-card.completed{border-left:3px solid #6e9c80}.admin-panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:23px;margin-bottom:20px}.admin-panel-title{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:18px}.admin-panel-title h2{font-size:16px}.admin-table-panel{padding:0;overflow:hidden}.table-toolbar{padding:20px 23px;display:flex;align-items:center;justify-content:space-between;gap:20px}.table-toolbar h2{font-size:16px;white-space:nowrap}.table-filters{display:flex;align-items:center;gap:10px;max-width:530px;width:100%}.table-filters input{font-size:12px}.table-filters select{width:125px;font-size:12px;flex-shrink:0}.table-scroll{overflow:auto}.data-table{width:100%;border-collapse:collapse;font-size:12px;white-space:nowrap}.data-table th{text-align:left;font-size:10px;font-weight:600;color:var(--muted);background:#f5f7f2;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:12px 19px;letter-spacing:.02em}.data-table td{border-bottom:1px solid #e8ece5;padding:16px 19px;vertical-align:middle}.data-table tr:last-child td{border-bottom:0}.data-table tbody tr:hover{background:#fcfdf9}.data-table .table-sub{display:block;font-size:9px;color:#91a095;margin-top:2px;max-width:175px;overflow:hidden;text-overflow:ellipsis}.data-table code{font-size:11px}.table-actions{display:flex;align-items:center;gap:12px}.table-footer{padding:14px 23px;background:#fcfdf9;border-top:1px solid var(--line);font-size:10px;color:var(--muted)}.admin-note{font-size:11px;color:var(--muted);line-height:1.9}
@media(min-width:1500px){.panes{gap:20px;grid-template-columns:1fr 1.35fr 1.16fr}.workspace{padding-left:38px;padding-right:38px}.answer-field textarea{min-height:160px}.material-scroll{font-size:13px}.chat-message .message-content{font-size:13px}}
@media(max-width:1100px){.site-header{padding:0 24px}.workspace{padding:22px 18px}.panes{gap:11px;grid-template-columns:minmax(210px,.8fr) minmax(290px,1.1fr) minmax(270px,1fr)}.pane-title{padding:0 15px}.answer-body{padding:20px 17px}.workspace-heading h1{font-size:20px}.entry-shell{gap:35px;margin-top:35px}.entry-intro h1{font-size:31px}.entry-card{padding:25px}.workspace-toolbar{gap:12px}.workspace-toolbar .button{padding:10px 12px}.header-caption{display:none}}
@media(max-width:900px){.entry-shell{grid-template-columns:1fr;max-width:650px;gap:25px}.entry-intro{padding-top:0}.entry-intro h1{max-width:none;font-size:29px}.entry-lead{max-width:none}.entry-art{display:none}.intro-steps{grid-template-columns:repeat(3,1fr);gap:13px;margin-bottom:0}.intro-steps li{display:block}.intro-steps .step-number{margin-bottom:9px}.intro-steps strong{font-size:12px}.intro-steps p{font-size:11px}.entry-contact{margin-top:20px}.mobile-notice{display:block;margin-bottom:15px}.panes{grid-template-columns:1fr 1fr;height:auto;max-height:none}.pane.materials{grid-column:1/-1;min-height:320px;max-height:430px;display:grid;grid-template-columns:270px 1fr;grid-template-rows:53px 1fr}.materials .pane-title{grid-column:1/-1;height:53px;min-height:53px}.material-list{border-bottom:0;border-right:1px solid var(--line);max-height:none}.material-reader{min-height:260px;max-height:375px}.pane.answers,.pane.chat{height:660px}.workspace-heading{align-items:start}.workspace-toolbar{flex-direction:column;align-items:end;gap:8px}.workspace-foot{align-items:start}.admin-main{padding:25px 22px}.admin-heading{align-items:start}.admin-heading .button-row{justify-content:end}}
@media(max-width:600px){.site-header{height:65px;padding:0 18px}.brand{font-size:13px;gap:10px}.brand-mark{transform:scale(.85)}.header-meta{gap:7px}.header-meta .tag{font-size:9px}.entry-shell{margin-top:24px;padding:0 18px}.entry-card{padding:23px}.entry-intro h1{font-size:27px}.entry-lead{font-size:13px}.intro-steps{grid-template-columns:1fr;gap:12px}.intro-steps li{display:flex;gap:12px}.intro-steps .step-number{margin-bottom:0}.intro-steps p{margin-top:1px}.entry-footer{margin:0 18px;padding:16px 0;gap:15px}.entry-footer span{max-width:75%}.workspace{padding:18px 13px}.workspace-heading h1{font-size:17px}.workspace-heading .eyebrow{font-size:8px}.workspace-toolbar .button{font-size:11px;padding:9px}.save-status{font-size:10px}.question-strip{gap:7px}.question-tab{min-width:140px;padding:9px 12px;font-size:11px}.panes{display:flex;flex-direction:column;gap:14px}.pane.materials{display:flex;min-height:400px;max-height:480px}.materials .pane-title{height:53px;flex-shrink:0}.material-list{max-height:170px;border-right:0;border-bottom:1px solid var(--line);padding:10px;display:flex;overflow-x:auto;flex-shrink:0}.material-item{min-width:180px;max-width:220px;flex-shrink:0}.material-reader{min-height:220px;max-height:300px}.pane.answers{height:auto;min-height:620px}.answer-body{overflow:visible}.pane.chat{height:630px}.workspace-foot{flex-direction:column;gap:12px}.question-strip-caption{display:none}.workspace-alert{align-items:start;flex-direction:column}.completion-card{padding:23px 17px}.finished-shell{padding-top:38px}.finished-shell h1{font-size:24px}.admin-main{padding:25px 15px}.admin-heading{flex-direction:column;gap:15px}.admin-heading .button-row{justify-content:start}.admin-stats{grid-template-columns:1fr 1fr;gap:9px}.stat-card{padding:15px}.admin-panel{padding:18px}.admin-table-panel{padding:0}.table-toolbar{align-items:stretch;flex-direction:column;padding:18px;gap:12px}.table-filters{max-width:none}.table-filters select{width:105px}.admin-login{margin:30px 0}dialog{padding:27px 23px}.finished-shell .button-row{justify-content:center}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}