html{background:#edf3f2}body{margin:0;padding:20px 24px;background:linear-gradient(160deg,#eaf2ef,#f2f6f8);min-height:100vh}#study-design{max-width:1440px;margin:0 auto;box-shadow:0 10px 45px #263f3810}#study-design .sd-toast{top:20px;bottom:auto}#study-design .sd-workspace{grid-template-columns:196px minmax(0,1fr)}#study-design[data-role=student] .sd-workspace,#study-design[data-role=anonymous] .sd-workspace{grid-template-columns:minmax(0,1fr)}#study-design .login-shell{max-width:460px;margin:35px auto 55px;padding:32px}#study-design .login-shell h1{font-size:25px}#study-design .login-shell form{margin-top:24px}#study-design input[type=password]{width:100%;border:1px solid #ccd9df;padding:10px 12px;border-radius:8px;background:var(--surface);min-height:42px}#study-design .app-context{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:25px;padding-bottom:18px;border-bottom:1px solid var(--line)}#study-design .app-context select{width:auto;max-width:100%;font-size:12px;min-height:37px}#study-design .app-context small{font-size:10px;color:var(--muted)}#study-design .app-context .version-select{max-width:260px}#study-design .sd-pagehead{align-items:flex-start}#study-design .sd-nav-button{font-size:13px}#study-design .error-banner{background:var(--red-soft);color:var(--red);padding:13px 16px;border-radius:8px;margin-bottom:15px;font-size:12px}#study-design .loading{padding:30px;text-align:center;color:var(--muted)}#study-design .sd-field textarea{margin-top:6px}#study-design .activity-editor{padding:16px 0;border-bottom:1px solid var(--line)}#study-design .activity-editor:last-child{border:0}#study-design .activity-editor textarea{font-size:12px;min-height:72px}#study-design .sd-table-wrap{max-height:550px}#study-design td{overflow-wrap:anywhere}#study-design .account-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:12px}#study-design .account-row button{font-size:11px;padding:5px 10px;min-height:30px}#study-design .review-card{background:var(--bg);border:1px solid var(--line);border-radius:9px;padding:17px;margin-top:13px}#study-design .credential{font:14px/1.8 Consolas,monospace;min-height:80px}#study-design .pill-btn[aria-pressed=true]{background:var(--soft);border-color:var(--accent);color:var(--accent)}#study-design .section-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:18px 0}#study-design .sd-main{scroll-margin-top:20px}#study-design button[aria-busy=true]{opacity:.6;cursor:progress}#study-design .generated-label{margin:12px 0;font-size:11px;color:var(--muted)}#study-design .sd-rubric{overflow-wrap:anywhere}#study-design .scope-tag{display:inline-flex;margin-top:4px}#study-design .student-toolbar{display:flex;gap:7px;flex-wrap:wrap;margin:15px 0}#study-design pre{white-space:pre-wrap;overflow-wrap:anywhere}#study-design .sd-breadcrumb{margin-bottom:13px}#study-design .sd-page-actions{flex-wrap:wrap;flex-shrink:1}#study-design .sd-panel-title{flex-wrap:wrap}#study-design .sd-rubric>span:last-child{max-width:65%}
@media(max-width:1100px){body{padding:16px}#study-design .sd-workspace{grid-template-columns:164px minmax(0,1fr)}}
@media(max-width:760px){body{padding:10px}#study-design .sd-workspace{grid-template-columns:minmax(0,1fr)}#study-design .app-context{gap:7px;margin-bottom:20px}#study-design .app-context select{width:100%}#study-design .login-shell{padding:22px;margin:15px auto}#study-design .sd-head-actions{gap:8px;margin-left:0}#study-design .sd-head-actions button{min-height:36px;font-size:11px}#study-design .activity-editor .sd-row{flex-wrap:wrap}#study-design .sd-stats{grid-template-columns:repeat(2,minmax(0,1fr))}#study-design .sd-main{padding:20px 15px}#study-design .sd-head{padding:16px}}
@media(max-width:390px){body{padding:5px}#study-design .sd-head-actions{margin-left:0;margin-top:6px}#study-design .sd-main{padding:16px 12px}#study-design .sd-stat{padding:12px}#study-design .sd-panel{padding:15px}#study-design .sd-pagehead h1{font-size:23px}}