@font-face{font-family:Nunito;src:url(/_next/static/media/6153fb28e8e18845-s.p.woff2) format("woff2");font-display:swap;font-weight:200 1000}@font-face{font-family:Nunito Fallback;src:local("Arial");ascent-override:103.02%;descent-override:35.97%;line-gap-override:0.00%;size-adjust:98.13%}.__className_19115e{font-family:Nunito,Nunito Fallback}.__variable_19115e{--font-latin:"Nunito","Nunito Fallback"}@font-face{font-family:Noto Sans TC;src:url(/_next/static/media/789dda53eb30eecf-s.woff2) format("woff2");font-display:swap;font-weight:100 900}@font-face{font-family:Noto Sans TC Fallback;src:local("Arial");ascent-override:117.61%;descent-override:29.20%;line-gap-override:0.00%;size-adjust:98.63%}.__className_3f5abd{font-family:Noto Sans TC,Noto Sans TC Fallback}.__variable_3f5abd{--font-cjk:"Noto Sans TC","Noto Sans TC Fallback"}:root{--ink:#1f2937;--ink-soft:#5b6474;--paper:#ffffff;--canvas:#f4f7fb;--line:#e3e8f0;--line-strong:#d5dce7;--brand:#3557d8;--brand-dark:#2643b4;--brand-soft:#eaf0ff;--gold:#e8590c;--gold-soft:#fff1e6;--ai:#e8590c;--ai-text:#b5480a;--ai-soft:#fff1e6;--green:#237032;--green-soft:#e7f6ea;--blue-soft:#eaf0ff;--danger:#c92a2a;--danger-soft:#ffecec;--shadow:0 12px 32px rgba(15,23,42,0.08);--shadow-soft:0 1px 2px rgba(15,23,42,0.05);--radius:20px;--font:var(--font-latin,"Nunito"),var(--font-cjk,"Noto Sans TC"),ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}body,html{margin:0;color:var(--ink);background:var(--canvas);font-family:var(--font);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a{color:inherit}button{cursor:pointer}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.landing-shell{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(360px,1fr);background:var(--canvas)}.landing-story{position:relative;min-height:100vh;padding:clamp(32px,6vw,72px);display:flex;flex-direction:column;justify-content:space-between;gap:40px;background:var(--brand-soft);color:var(--ink)}.landing-story:after{content:none}.landing-brand{display:flex;align-items:center;gap:12px;font-size:1.1rem;font-weight:800}.brand-mark{width:44px;height:44px;display:grid;place-items:center;border-radius:14px;color:white;background:var(--brand);font-weight:900}.landing-copy{max-width:640px;margin:0}.eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 14px;color:var(--brand);font-size:.8rem;font-weight:900;letter-spacing:.08em}.landing-copy h1{max-width:640px;margin:0;font-size:clamp(2.3rem,4.6vw,3.4rem);line-height:1.15;font-weight:900;letter-spacing:-.01em}.landing-copy p{max-width:540px;margin:18px 0 0;color:#3f4a5c;font-size:clamp(1rem,1.5vw,1.15rem);line-height:1.7}.process-line{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.landing-access{min-height:100vh;padding:32px;display:grid;place-items:center}.access-card{width:min(100%,460px);padding:clamp(28px,5vw,44px);border-radius:28px;background:white;box-shadow:0 20px 50px rgba(15,23,42,.08)}.access-card h2{margin:0 0 10px;font-size:1.9rem;font-weight:900}.access-card>p{margin:0 0 24px;color:var(--ink-soft);line-height:1.6}.field{display:grid;gap:8px;margin-bottom:16px}.field label{font-size:.9rem;font-weight:800}.input,.select,.textarea{width:100%;min-height:48px;border:2px solid var(--line-strong);border-radius:14px;padding:11px 14px;color:var(--ink);background:white;outline:none;transition:border-color .16s ease,box-shadow .16s ease}.textarea{min-height:110px;resize:vertical;line-height:1.5}.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(53,87,216,.14)}.code-input{min-height:58px;font-size:1.3rem;text-transform:uppercase;letter-spacing:.08em;font-weight:800;background:#f9fbfe}.button{min-height:48px;border:0;border-radius:14px;padding:10px 20px;display:inline-flex;align-items:center;justify-content:center;gap:8px;color:white;background:var(--brand);box-shadow:0 6px 16px rgba(53,87,216,.22);font-weight:800;text-decoration:none;transition:transform .16s ease,background .16s ease,box-shadow .16s ease}.button:hover:not(:disabled){transform:translateY(-1px);background:var(--brand-dark)}.button:disabled{cursor:not-allowed;color:var(--ink-soft);background:var(--line);box-shadow:none}.button.secondary{color:var(--ink);background:white;border:1.5px solid var(--line-strong);box-shadow:none}.button.secondary:hover:not(:disabled){background:#f1f4f9}.button.dark{background:var(--ink);box-shadow:none}.button.ghost{color:var(--ink-soft);background:transparent;box-shadow:none}.button.full{width:100%}.button.compact{min-height:40px;padding:7px 12px;border-radius:11px;font-size:.85rem}.error-banner,.info-banner,.success-banner{color:#2643b4;background:var(--brand-soft);border:1px solid #c9d6f5}.error-banner{color:#8a1c1c;background:var(--danger-soft);border:1px solid #f1c4c4}.success-banner{color:#1b5e2a;background:var(--green-soft);border:1px solid #b7e1c0}.info-banner{color:#2643b4;background:var(--blue-soft);border:1px solid #c9d6f5}.access-footer{margin-top:24px;display:flex;justify-content:center;color:var(--ink-soft);font-size:.84rem}.access-footer a{text-underline-offset:4px}.workspace{height:100vh;height:100dvh;display:grid;grid-template-columns:270px minmax(0,1fr);overflow:hidden;background:var(--paper)}.stage-rail{position:relative;z-index:5;height:100%;min-height:0;padding:22px 18px;display:flex;flex-direction:column;color:white;background:var(--ink)}.rail-brand{display:flex;align-items:center;gap:11px;padding:0 5px 20px;border-bottom:1px solid rgba(255,255,255,.1);font-weight:800}.rail-brand .brand-mark{width:36px;height:36px;border-radius:11px}.stage-list{margin:24px 0 0;padding:0;display:grid;gap:4px;list-style:none;overflow-y:auto}.stage-item{position:relative;min-height:62px;padding:9px 8px 9px 49px;display:flex;flex-direction:column;justify-content:center;border-radius:13px;color:rgba(255,255,255,.45)}.stage-item:before{content:attr(data-order);position:absolute;left:10px;top:15px;width:27px;height:27px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.18);border-radius:50%;font-size:.74rem;font-weight:800}.stage-item.completed{color:rgba(255,255,255,.65)}.stage-item.completed:before{content:"✓";color:var(--ink);background:var(--green-soft);border-color:transparent}.stage-item.active{color:white;background:rgba(255,255,255,.1)}.stage-item.active:before{color:var(--ink);background:var(--gold);border-color:var(--gold)}.stage-item strong{font-size:.9rem}.stage-item small{margin-top:3px;color:inherit;font-size:.72rem}.rail-footer{margin-top:auto;padding:16px 7px 2px;color:rgba(255,255,255,.48);font-size:.72rem;line-height:1.55}.rail-footer strong{color:rgba(255,255,255,.92);font-size:.82rem}.rail-signout{margin-top:8px;padding:6px 10px;border:1px solid rgba(255,255,255,.32);border-radius:8px;background:transparent;color:rgba(255,255,255,.88);font:inherit;font-size:.78rem;display:inline-flex;align-items:center;gap:6px;cursor:pointer}.rail-signout:hover{background:rgba(255,255,255,.1);color:#fff}.rail-signout:focus-visible{outline:2px solid #a9bcf5;outline-offset:2px}.chat-shell{min-width:0;min-height:0;height:100%;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:auto auto auto;overflow-y:auto;overscroll-behavior-y:contain;scrollbar-gutter:stable;background:var(--canvas)}.chat-header{position:sticky;z-index:6;top:0;min-height:82px;padding:16px clamp(18px,4vw,52px);display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.9);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.chat-header h1{margin:0;font-size:clamp(1.1rem,2.3vw,1.45rem);letter-spacing:-.02em}.chat-header p{margin:4px 0 0;color:var(--ink-soft);font-size:.78rem}.model-badge{flex:0 0 auto;padding:8px 11px;border-radius:999px;color:#b5480a;background:var(--gold-soft);border:1px solid #f2c9a8;font-size:.72rem;font-weight:800}.chat-scroll{overflow:visible;padding:30px clamp(18px,8vw,120px) 42px}.chat-column{width:min(100%,880px);margin:0 auto;display:grid;gap:18px}.phase-intro{padding:20px 22px;border:1px solid #e3e8f0;border-left:5px solid var(--gold);border-radius:17px;background:#f7f9fd;box-shadow:0 8px 24px rgba(15,23,42,.05)}.phase-intro .eyebrow{margin-bottom:8px;color:var(--brand);font-size:.7rem}.phase-intro h2{margin:0;font-size:1.18rem}.phase-intro p{margin:8px 0 0;color:var(--ink-soft);line-height:1.65}.message-row{display:flex}.message-row.student{justify-content:flex-end}.message-bubble{width:fit-content;max-width:min(92%,720px);padding:14px 16px;border-radius:17px 17px 17px 5px;color:var(--ink);background:white;border:1px solid var(--line);box-shadow:0 6px 18px rgba(15,23,42,.05);line-height:1.6}.message-row.student .message-bubble{border:0;border-radius:17px 17px 5px 17px;color:white;background:var(--brand)}.message-meta{margin-top:6px;color:var(--ink-soft);font-size:.68rem}.message-row.student .message-meta{color:rgba(255,255,255,.68)}.chat-composer{padding:12px clamp(18px,8vw,120px) 14px;border-top:1px solid var(--line);background:rgba(255,255,255,.97);box-shadow:0 -8px 24px rgba(15,23,42,.06)}.composer-inner{width:min(100%,880px);margin:0 auto}.stage-panel{display:grid;gap:14px;padding:16px;border:1px solid var(--line);border-radius:18px;background:white;box-shadow:0 -8px 30px rgba(15,23,42,.045)}.stage-panel-row{gap:10px}.gate-row,.stage-panel-row{display:flex;flex-wrap:wrap;align-items:center}.gate-row{justify-content:space-between;gap:14px;color:var(--ink-soft);font-size:.8rem}.gate-row.ready{color:var(--green)}.upload-drop{min-height:106px;border:1.5px dashed var(--line-strong);border-radius:15px;display:grid;place-items:center;padding:18px;text-align:center;color:var(--ink-soft);background:#fbf9f5}.upload-drop input{display:none}.upload-drop strong{color:var(--ink)}.upload-progress{display:block;width:min(260px,68vw);height:6px;margin:12px auto 0;overflow:hidden;border-radius:999px;background:#e9e2d8}.upload-progress>span{display:block;height:100%;border-radius:inherit;background:var(--rust);transition:width .12s ease-out}.upload-progress.indeterminate>span{width:42%;animation:upload-indeterminate 1.05s ease-in-out infinite}@keyframes upload-indeterminate{0%{transform:translateX(-105%)}to{transform:translateX(345%)}}.upload-cancel-button{display:flex;width:fit-content;margin:10px auto 0}.handdrawn-concept-card{width:min(100%,520px)}.handdrawn-concept-link{display:block;padding:12px;color:var(--ink-soft);text-align:center;text-decoration:none;font-size:.75rem}.handdrawn-concept-image{display:block;width:100%;height:auto;max-height:300px;margin-bottom:8px;border:1px solid var(--line);border-radius:14px;object-fit:contain;background:#fff}.uploaded-image-card .artifact-card-header>div{display:grid;gap:3px}.uploaded-image-card .artifact-card-header small{color:var(--ink-soft);font-weight:600}.uploaded-image-actions{display:flex;justify-content:flex-end;padding-top:10px;border-top:1px solid var(--line)}.delete-image-confirm{width:100%;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--danger);font-size:.78rem;font-weight:750}.delete-image-confirm>div{display:flex;gap:8px;flex:0 0 auto}.chip-list{display:flex;flex-wrap:wrap;gap:7px}.chip{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:999px;color:var(--brand-dark);background:var(--brand-soft);border:0;font-size:.85rem;font-weight:800}.artifact-card{width:min(100%,760px);overflow:hidden;border:1px solid var(--line);border-radius:17px;background:white;box-shadow:0 9px 25px rgba(15,23,42,.06)}.artifact-card-header{padding:13px 16px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);font-size:.82rem;font-weight:800}.artifact-card-body{padding:16px}.artifact-image{width:100%;max-height:420px;display:block;object-fit:contain;background:#f1f4f9}.annotated-image-card{width:min(100%,880px)}.annotated-image-card .artifact-card-header>div{display:grid;gap:3px}.annotated-image-card .artifact-card-header small{color:var(--ink-soft);font-weight:600}.annotated-image-stage{width:100%;padding:12px;overflow:auto;text-align:center;line-height:0;background:#f1f4f9}.annotated-image-canvas{position:relative;max-width:100%;display:inline-block}.annotated-image-canvas>img{width:auto;height:auto;max-width:100%;max-height:640px;display:block}.annotation-layer{position:absolute;inset:0;pointer-events:none}.annotation-box{--annotation-color:#b84a3a;position:absolute;min-width:2px;min-height:2px;border:2px solid var(--annotation-color);border-radius:5px;box-shadow:0 0 0 1px rgba(255,255,255,.9),0 2px 9px rgba(15,23,42,.2)}.annotation-box>span{position:absolute;left:-2px;top:-2px;width:max-content;max-width:min(230px,42vw);padding:4px 6px;overflow:hidden;border-radius:4px 4px 5px 0;color:white;background:var(--annotation-color);font-size:clamp(.58rem,1.2vw,.75rem);font-weight:850;line-height:1.1;text-overflow:ellipsis;white-space:nowrap}.annotation-box>span small{margin-left:4px;color:rgba(255,255,255,.82);font-size:.88em}.annotation-box[data-category=person],.annotation-legend span[data-category=person]{--annotation-color:#b84a3a}.annotation-box[data-category=object],.annotation-legend span[data-category=object]{--annotation-color:#2f6da3}.annotation-box[data-category=event],.annotation-legend span[data-category=event]{--annotation-color:#7d4da3}.annotation-box[data-category=place],.annotation-legend span[data-category=place]{--annotation-color:#2f7d65}.annotation-box[data-category=feeling],.annotation-legend span[data-category=feeling]{--annotation-color:#bd6f21}.annotation-box[data-category=quality],.annotation-legend span[data-category=quality]{--annotation-color:#82621b}.annotation-legend{display:flex;flex-wrap:wrap;gap:7px}.annotation-legend span{padding:5px 8px;border-left:4px solid var(--annotation-color);border-radius:6px;color:var(--ink-soft);background:#f1f4f9;font-size:.7rem;line-height:1.3}.review-list{display:grid;gap:9px}.review-item{padding:12px;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px;align-items:center;border:1px solid var(--line);border-radius:13px;background:#ffffff}.review-item p{margin:4px 0 0;color:var(--ink-soft);font-size:.78rem}.decision-group{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden}.decision-group button{min-height:34px;border:0;border-right:1px solid var(--line);padding:6px 9px;color:var(--ink-soft);background:white;font-size:.73rem}.decision-group button:last-child{border-right:0}.decision-group button.selected{color:white;background:var(--ink)}.concept-map-card{width:100%;min-width:0}.concept-graph{position:relative;width:100%;height:clamp(480px,62vw,680px);overflow:auto;overscroll-behavior:contain;border:1px solid var(--line);border-radius:15px;background:linear-gradient(90deg,rgba(213,220,231,.14) 1px,transparent 0),linear-gradient(rgba(213,220,231,.14) 1px,transparent 0);background-size:18px 18px}.concept-map-hint{margin:0 0 10px;color:var(--ink-soft);font-size:.8rem}.concept-map-canvas{position:relative;width:100%;height:100%}.concept-map-plane{position:absolute;inset:76px}.concept-map-canvas[data-spacious=false] .concept-map-plane{inset:0}.concept-map-canvas[data-spacious=true] .concept-node{width:142px;padding:9px 10px;font-size:.95rem}.concept-edge-layer{position:absolute;z-index:1;inset:0;width:100%;height:100%;overflow:visible}.concept-edge-layer marker path{fill:var(--brand)}.concept-edge-layer marker.ai path{fill:var(--ai)}.concept-edge-layer line{stroke:var(--brand);stroke-width:.45;vector-effect:non-scaling-stroke}.concept-edge-layer g.ai line{stroke:var(--ai);stroke-dasharray:2 1.4}.concept-edge-layer text{fill:var(--brand-dark);stroke:rgba(255,255,255,.96);stroke-width:.75;paint-order:stroke;text-anchor:middle;font-size:2.15px;font-weight:800;letter-spacing:-.03em}.concept-edge-layer g.ai text{fill:var(--ai-text)}.concept-node{position:absolute;z-index:2;width:clamp(92px,16vw,142px);min-height:58px;padding:9px 10px;display:grid;place-content:center;transform:translate(-50%,-50%);border:2px solid var(--brand);border-radius:14px;text-align:center;background:var(--brand-soft);overflow-wrap:anywhere;box-shadow:0 7px 16px rgba(15,23,42,.08)}.concept-node.ai{border-color:var(--ai);background:var(--ai-soft)}.concept-node small{display:block;margin-top:2px;color:var(--ink-soft);font-size:.68rem}.concept-node em{margin-top:4px;color:var(--ai-text);font-size:.58rem;font-style:normal;font-weight:850;letter-spacing:.05em}.concept-map-legend{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}.concept-map-legend span{display:inline-flex;align-items:center;gap:6px;padding:5px 8px;border-radius:999px;font-size:.68rem;font-weight:750}.concept-map-legend span:before{content:"";width:10px;height:10px;border-radius:3px;background:currentColor}.concept-map-legend span.student{color:var(--brand);background:var(--brand-soft)}.concept-map-legend span.ai{color:var(--ai);background:var(--ai-soft)}.edge-list{margin-top:14px;display:grid;gap:6px;color:var(--ink-soft);font-size:.78rem}.edge-list>div{padding:7px 9px;border-left:3px solid var(--brand);border-radius:5px;background:#f9fbfe}.edge-list>div.ai{border-left-color:var(--gold)}.audio-recorder{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.record-button{width:46px;height:46px;border:0;border-radius:50%;display:grid;place-items:center}.record-button.recording{animation:pulse 1.4s infinite}@keyframes pulse{50%{box-shadow:0 0 0 9px rgba(53,87,216,.15)}}@keyframes spin{to{transform:rotate(1turn)}}.spin{animation:spin .9s linear infinite}.recording-time{min-width:55px;font-weight:800}.microphone-selector{margin:0 0 12px}.microphone-meter{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:10px;color:var(--ink-soft);font-size:.85rem}.microphone-meter meter{flex:1 1;min-width:100px;max-width:240px;height:16px}.microphone-meter small{overflow-wrap:anywhere}.upload-status{margin-top:10px;color:var(--ink-soft);font-size:.82rem;line-height:1.5}.consent-card{padding:22px;border:1px solid #efd8a1;border-radius:17px;background:var(--gold-soft)}.consent-card h3{margin:0 0 8px}.consent-card p{margin:0 0 16px;color:#66532e;line-height:1.65}.admin-shell{min-height:100vh;display:grid;grid-template-columns:248px minmax(0,1fr);background:var(--canvas)}.admin-nav{min-height:100vh;padding:24px 16px;color:var(--ink);background:white;border-right:1px solid var(--line)}.admin-nav-list{margin:28px 0 0;display:grid;gap:5px}.admin-nav button{width:100%;min-height:44px;border:0;border-radius:12px;padding:9px 12px;display:flex;align-items:center;gap:10px;color:#3f4a5c;background:transparent;text-align:left;font-weight:700}.admin-nav button.active{color:var(--brand-dark);background:var(--brand-soft);font-weight:900}.admin-main{min-width:0;padding:32px clamp(20px,3vw,40px) 70px}.admin-header{margin-bottom:30px;display:flex;align-items:center;justify-content:space-between;gap:20px}.admin-header h1{margin:0;font-size:1.9rem;font-weight:900}.admin-header p{margin:6px 0 0}.card-grid,.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.admin-card,.metric-card{padding:20px}.metric-card{padding:19px}.metric-card span{color:var(--ink-soft);font-size:.88rem;font-weight:800}.metric-card strong{margin-top:6px;display:block;font-size:2.1rem;font-weight:900}.admin-card h2,.admin-card h3{margin-top:0}.section-stack{display:grid;gap:18px}.split-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.status-dot{width:9px;height:9px;display:inline-block;border-radius:50%;background:#a6adb7}.status-dot.good{background:var(--green)}.button.danger,.status-dot.bad{background:var(--danger)}.button.danger{color:white;border-color:var(--danger)}.button.danger:hover:not(:disabled){border-color:#a61e1e;background:#a61e1e}.button.danger-outline{color:var(--danger);border:1px solid rgba(179,38,30,.35);background:white}.button.danger-outline:hover:not(:disabled){border-color:var(--danger);background:#fff1f1}.table-wrap{overflow-x:auto;border:0;border-radius:18px;background:white;box-shadow:var(--shadow-soft)}.table{width:100%;border-collapse:collapse;font-size:.92rem}.table td,.table th{padding:13px 16px;border-bottom:1px solid #eef1f6;text-align:left;white-space:nowrap}.table th{color:var(--ink-soft);background:#f9fbfe;font-size:.8rem;font-weight:900}.table tr:last-child td{border-bottom:0}.tag{padding:4px 10px;border-radius:999px;color:var(--brand-dark);background:var(--brand-soft);font-size:.78rem;font-weight:900}.task-editor-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.task-editor-heading h2{margin-bottom:6px}.task-editor-heading p{margin:0;color:var(--ink-soft);font-size:.82rem;line-height:1.55}.task-editor-form{margin-top:20px;display:grid;gap:16px}.task-editor-form .field>small{color:var(--ink-soft);font-size:.7rem;line-height:1.45}.task-config-section{overflow:hidden;border:1px solid var(--line);border-radius:15px;background:#f9fbfe}.task-config-section summary{padding:15px 17px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;list-style:none;background:white}.task-config-section summary::-webkit-details-marker{display:none}.task-config-section[open] summary{border-bottom:1px solid var(--line)}.task-config-section summary>div{display:grid;gap:3px}.task-config-section summary small{color:var(--ink-soft);font-size:.72rem}.task-stage-editor-grid{padding:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.task-prompt-editor-list .field,.task-stage-editor-grid .field{margin:0}.task-stage-editor-grid .field:last-child{grid-column:1/-1}.task-stage-editor-grid .textarea{min-height:126px}.task-prompt-editor-list{padding:16px;display:grid;gap:16px}.task-prompt-editor-list .field{padding-bottom:16px;border-bottom:1px solid var(--line)}.task-prompt-editor-list .field:last-child{padding-bottom:0;border-bottom:0}.task-prompt-textarea{min-height:190px;font-family:var(--font-geist-mono),"SFMono-Regular",Consolas,monospace;font-size:.76rem;line-height:1.6;tab-size:2}.task-editor-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.task-editor-actions span{color:var(--ink-soft);font-size:.75rem}.prompt-audit-banner{display:flex;align-items:flex-start;gap:10px}.prompt-audit-banner svg{flex:0 0 auto;margin-top:2px}.prompt-task-card,.prompt-task-select{display:grid;gap:18px}.prompt-task-select{grid-template-columns:minmax(0,1fr) auto;align-items:end}.prompt-task-select .field{margin:0}.prompt-lock-state{min-height:46px;padding:9px 13px;display:flex;align-items:center;gap:10px;border:1px solid #b7e1c0;border-radius:13px;color:#1b5e2a;background:var(--green-soft)}.prompt-lock-state div{display:grid;gap:2px}.prompt-lock-state small{color:#397162;font-size:.7rem}.prompt-task-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.prompt-task-summary>div{min-width:0;padding:12px;display:grid;gap:7px;border:1px solid var(--line);border-radius:12px;background:#f9fbfe}.prompt-task-summary span{color:var(--ink-soft);font-size:.7rem;font-weight:800}.prompt-task-summary code,.prompt-task-summary strong{overflow-wrap:anywhere;font-size:.78rem}.prompt-context-list{margin:0;padding:0;display:grid;gap:10px;list-style:none}.prompt-context-list li{display:flex;align-items:flex-start;gap:8px;color:var(--ink-soft);font-size:.82rem;line-height:1.5}.prompt-context-list svg{flex:0 0 auto;margin-top:2px}.prompt-context-list.included svg{color:var(--green)}.prompt-context-list.excluded svg{color:var(--brand)}.prompt-disclosure{padding:0;overflow:hidden}.prompt-disclosure summary{padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;list-style:none}.prompt-disclosure summary::-webkit-details-marker{display:none}.prompt-disclosure summary div{display:grid;gap:4px}.prompt-disclosure summary small{color:var(--ink-soft);font-size:.75rem}.prompt-disclosure[open] summary{border-bottom:1px solid var(--line)}.prompt-disclosure>.prompt-block{margin:18px}.prompt-stage-layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:18px;align-items:start}.prompt-stage-detail,.prompt-stage-nav{border:1px solid var(--line);border-radius:17px;background:white;box-shadow:0 8px 25px rgba(15,23,42,.045)}.prompt-stage-nav{padding:10px;display:grid;gap:4px;position:sticky;top:18px}.prompt-stage-nav-title{padding:9px 10px 13px;display:flex;align-items:center;gap:8px;color:var(--ink-soft);font-size:.75rem;font-weight:800}.prompt-stage-nav button{width:100%;min-height:54px;border:0;border-radius:12px;padding:8px;display:grid;grid-template-columns:30px minmax(0,1fr);gap:9px;align-items:center;color:var(--ink-soft);background:transparent;text-align:left}.prompt-stage-nav button>span{width:29px;height:29px;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;font-size:.72rem;font-weight:800}.prompt-stage-nav button div{min-width:0;display:grid;gap:2px}.prompt-stage-nav button strong{color:inherit;font-size:.82rem}.prompt-stage-nav button small{font-size:.66rem}.prompt-stage-nav button.active,.prompt-stage-nav button:hover{color:var(--ink);background:#f1f4f9}.prompt-stage-nav button.active>span{color:white;background:var(--brand);border-color:var(--brand)}.prompt-stage-detail{min-width:0;padding:22px;display:grid;gap:18px}.prompt-stage-detail>header{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}.prompt-stage-detail .eyebrow{margin:0 0 7px;display:block;color:var(--brand);font-size:.7rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.prompt-stage-detail h2{margin:0}.prompt-stage-detail header p{margin:7px 0 0;color:var(--ink-soft);font-size:.82rem;line-height:1.55}.prompt-ai-tag{color:#b5480a;background:var(--gold-soft)}.prompt-instruction-card{padding:15px 17px;border:1px solid #e3e8f0;border-left:4px solid var(--gold);border-radius:13px;background:#f7f9fd}.prompt-instruction-card span{color:var(--ink-soft);font-size:.7rem;font-weight:800}.prompt-instruction-card p{margin:7px 0 0;line-height:1.65}.prompt-call-list{display:grid;gap:16px}.prompt-call-card{min-width:0;padding:18px;display:grid;gap:14px;border:1px solid var(--line);border-radius:15px;background:#fcfbf8}.prompt-call-heading{display:grid;grid-template-columns:30px minmax(0,1fr);gap:10px;align-items:start}.prompt-call-heading>span{width:30px;height:30px;display:grid;place-items:center;border-radius:9px;color:white;background:var(--ink);font-size:.72rem;font-weight:800}.prompt-call-heading h3{margin:0 0 4px}.prompt-call-heading p{margin:0;color:var(--ink-soft);font-size:.78rem;line-height:1.5}.prompt-variable-list{display:flex;flex-wrap:wrap;align-items:center;gap:6px;color:var(--ink-soft);font-size:.72rem}.prompt-variable-list code{padding:4px 7px;border:1px solid #c9d6f5;border-radius:999px;color:#2643b4;background:var(--blue-soft);font-size:.68rem}.prompt-block{min-width:0;overflow:hidden;border:1px solid #25344d;border-radius:12px;background:#101827}.prompt-block-header{padding:9px 12px;display:flex;align-items:center;justify-content:space-between;gap:10px;color:#dce7f7;border-bottom:1px solid rgba(255,255,255,.1);background:#172238;font-size:.7rem}.prompt-block-header span{color:#8fa2bf}.prompt-block-header code{color:#c9d8ed}.prompt-block pre{max-height:360px;margin:0;padding:14px;overflow:auto;color:#e9eff8;font-family:var(--font-geist-mono),"SFMono-Regular",Consolas,monospace;font-size:.72rem;line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere}.prompt-no-ai{padding:20px;display:flex;align-items:flex-start;gap:12px;border:1px dashed var(--line-strong);border-radius:14px;color:var(--ink-soft);background:#f9fbfe}.prompt-no-ai p{margin:5px 0 0;font-size:.8rem}.modal-backdrop{position:fixed;z-index:50;inset:0;padding:24px;display:grid;place-items:center;background:rgba(15,25,41,.58)}.modal-card{width:min(100%,640px);max-height:88vh;overflow:auto;padding:24px;border-radius:20px;background:white;box-shadow:var(--shadow)}.danger-heading{display:flex;gap:12px;color:var(--danger)}.danger-heading h2{margin-bottom:5px}.danger-heading p{margin:0 0 16px;color:var(--ink-soft);line-height:1.5}.delete-task-summary{margin:16px 0;display:grid;gap:7px}.delete-task-summary>div{padding:8px 10px;display:grid;grid-template-columns:72px 1fr;gap:10px;border-radius:8px;background:#f9fbfe}.delete-task-summary dt{color:var(--ink-soft);font-size:.75rem}.delete-task-summary dd{margin:0;font-weight:750}.modal-actions{margin-top:18px;display:flex;justify-content:flex-end;gap:9px}@media (max-width:900px){.landing-shell{grid-template-columns:1fr}.landing-story{min-height:auto;padding:34px 26px 46px}.landing-copy{margin:70px 0 90px}.landing-access{min-height:auto;padding:55px 20px}.workspace{grid-template-columns:68px minmax(0,1fr)}.stage-rail{padding:14px 9px}.rail-brand strong,.rail-footer,.stage-item small,.stage-item strong{display:none}.rail-brand{padding:0 6px 14px}.stage-item{min-height:50px;padding:0}.stage-item:before{left:10px;top:11px}.admin-shell{grid-template-columns:74px minmax(0,1fr)}.admin-nav{padding:16px 10px}.admin-nav .rail-brand strong,.admin-nav button span{display:none}.admin-nav button{justify-content:center;padding:9px}.card-grid,.metric-grid,.prompt-stage-layout,.task-stage-editor-grid{grid-template-columns:1fr}.task-stage-editor-grid .field:last-child{grid-column:auto}.prompt-stage-nav{position:static;grid-template-columns:repeat(7,minmax(72px,1fr));overflow-x:auto}.prompt-stage-nav-title{display:none}.prompt-stage-nav button{min-width:72px;grid-template-columns:1fr;justify-items:center;text-align:center}.prompt-stage-nav button div{justify-items:center}}@media (max-width:640px){.chat-header{min-height:70px;padding:12px 14px}.model-badge{display:none}.chat-scroll{padding:18px 14px 30px}.chat-composer{padding:10px}.stage-panel{max-height:none;overflow:visible;padding:12px}.review-item{grid-template-columns:1fr}.delete-image-confirm{align-items:flex-start;flex-direction:column}.delete-image-confirm>div{width:100%}.delete-image-confirm>div .button{flex:1 1}.admin-main{padding:22px 14px 50px}.admin-header{align-items:flex-start;flex-direction:column}.prompt-task-select,.prompt-task-summary,.split-grid{grid-template-columns:1fr}.task-editor-heading{flex-direction:column}.prompt-stage-detail{padding:16px}.prompt-block-header,.prompt-stage-detail>header{flex-direction:column}.prompt-block-header{align-items:flex-start}.concept-graph{height:440px}.concept-node{width:88px;min-height:50px;padding:7px;font-size:.7rem}.concept-edge-layer text{font-size:2.6px}.annotated-image-card .artifact-card-header{align-items:flex-start;flex-direction:column;gap:9px}}.session-preview-page{min-height:100vh;padding:22px;background:#eceae6}.session-preview-toolbar{position:sticky;z-index:20;top:12px;width:min(100%,1180px);margin:0 auto 18px;padding:10px;display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.94);box-shadow:0 12px 35px rgba(21,34,56,.12);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.session-view-switcher{padding:4px;display:flex;gap:4px;border-radius:12px;background:#eeece8}.session-view-switcher a{min-height:38px;padding:8px 12px;display:inline-flex;align-items:center;gap:7px;border-radius:9px;color:var(--ink-soft);font-size:.82rem;font-weight:800;text-decoration:none}.session-view-switcher a.active{box-shadow:0 2px 8px rgba(21,34,56,.08)}.session-preview-content{width:min(100%,1180px);margin:0 auto}.session-metadata{margin-bottom:14px;padding:16px 18px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;border:1px solid var(--line);border-radius:16px;background:white}.session-metadata div{min-width:0;display:grid;gap:5px}.session-metadata span{color:var(--ink-soft);font-size:.7rem;font-weight:800;letter-spacing:.05em;text-transform:uppercase}.session-metadata strong{overflow-wrap:anywhere;font-size:.86rem}.session-readonly-banner{margin-bottom:14px;display:flex;align-items:center;gap:8px}.session-readonly-workspace{min-height:720px;height:calc(100vh - 190px);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 18px 45px rgba(21,34,56,.12)}.session-readonly-workspace .chat-shell{height:100%}.session-preview-page .annotated-image-card .button{display:none}.artifact-load-error{min-height:160px;display:grid;place-items:center;border:1px dashed #bf4a3b;border-radius:12px;color:#8f3328;background:#fff1f1;font-weight:800}.learning-record-title{margin-bottom:14px;padding:28px 30px;border-radius:18px;color:var(--ink);background:white;box-shadow:var(--shadow-soft)}.learning-record-title h1{margin:4px 0 5px;font-size:clamp(1.8rem,4vw,2.7rem);letter-spacing:-.04em}.learning-record-title p{margin:0}.learning-record-title .eyebrow{color:var(--brand)}.learning-stage-list{display:grid;gap:18px}.learning-stage{border:1px solid var(--line);border-radius:18px;overflow:hidden;background:white;box-shadow:0 10px 28px rgba(21,34,56,.07)}.learning-stage-header{padding:18px 20px;display:flex;align-items:flex-start;gap:14px;border-bottom:1px solid var(--line);background:#f9fbfe}.learning-stage-header>span{width:34px;height:34px;flex:0 0 auto;display:grid;place-items:center;border-radius:50%;color:white;background:#b84a3a;font-weight:900}.learning-stage-header h2,.learning-stage-header p{margin:0}.learning-stage-header h2{font-size:1.18rem}.learning-stage-header p{margin-top:4px;color:var(--ink-soft);font-size:.82rem}.learning-stage-content{padding:20px;display:grid;gap:22px}.learning-record-group{display:grid;gap:12px}.learning-record-group>h3{margin:0;color:var(--ink-soft);font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}.learning-stage-empty{margin:0;padding:22px;color:var(--ink-soft)}.learning-artifact{padding:16px;border:1px solid var(--line);border-radius:14px;background:#ffffff}.learning-artifact.superseded{border-style:dashed;background:#f7f5f1}.learning-artifact>header{margin-bottom:13px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.learning-artifact h4,.learning-artifact small{margin:0}.learning-artifact small{color:var(--ink-soft)}.artifact-status-list{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:6px}.tag.warning{color:#8a4d08;background:#fff1ce}.session-audio-record{display:grid;gap:10px}.session-audio-record dl,.session-evaluation dl{margin:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.session-audio-record dl>div,.session-evaluation dl>div{padding:10px;border-radius:10px;background:#f1f4f9}.session-audio-record dt,.session-evaluation dt{color:var(--ink-soft);font-size:.68rem;font-weight:800}.session-audio-record dd,.session-evaluation dd{margin:4px 0 0;font-weight:800}.session-audio-record audio{width:100%}.session-audio-link{font-size:.82rem;font-weight:800}.session-transcript>p{margin-top:0;font-size:1rem;line-height:1.75}.session-transcript ol{margin:12px 0 0;padding-left:22px;display:grid;gap:7px}.session-transcript li{padding-left:5px}.session-transcript time{margin-right:9px;color:var(--ink-soft);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;font-size:.72rem}.session-evaluation p{margin:12px 0 0;line-height:1.65}.session-json-fallback{max-width:100%;margin:0;padding:12px;overflow:auto;border-radius:10px;white-space:pre-wrap;overflow-wrap:anywhere;color:#27364b;background:#f1f4f9;font:.72rem/1.55 ui-monospace,SFMono-Regular,Consolas,monospace}.session-message-text,.session-sentence-list p{margin:0 0 7px;white-space:pre-wrap}.session-filter-bar{padding:16px;display:grid;grid-template-columns:minmax(220px,1fr) minmax(200px,.7fr) auto;align-items:end;gap:12px;border:1px solid var(--line);border-radius:15px;background:white}.session-filter-bar .field{margin:0}.table-action-list{display:flex;align-items:center;gap:7px}.table-action-list .button{white-space:nowrap}.table-empty-state{padding:22px;color:var(--ink-soft);text-align:center}.session-pagination{padding:4px 2px;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--ink-soft);font-size:.8rem}.session-pagination>div{display:flex;gap:7px}@media (max-width:760px){.session-preview-page{padding:10px}.session-preview-toolbar{position:static;flex-wrap:wrap}.session-view-switcher{order:3;width:100%}.session-view-switcher a{flex:1 1;justify-content:center}.session-metadata{grid-template-columns:repeat(2,minmax(0,1fr))}.session-readonly-workspace{height:auto;min-height:0}.learning-stage-content{padding:14px}.session-filter-bar{grid-template-columns:1fr}.session-pagination{align-items:flex-start;flex-direction:column}}@page{size:A4 portrait;margin:14mm}@media print{body,html{width:auto;min-height:0;overflow:visible!important;color:#111827;background:white!important}body{print-color-adjust:exact;-webkit-print-color-adjust:exact}.session-preview-page audio,.session-preview-page button,[data-print-hidden]{display:none!important}.session-preview-page{min-height:0;padding:0;background:white}.session-preview-content{width:100%;margin:0}.session-metadata{padding:9mm 0 5mm;grid-template-columns:repeat(2,minmax(0,1fr));gap:3mm 8mm;border:0;border-bottom:1px solid #cfd4dc;border-radius:0}.session-readonly-banner{margin:4mm 0;padding:3mm}.session-readonly-workspace{min-height:0;height:auto;display:block;overflow:visible;border:0;border-radius:0;box-shadow:none}.session-readonly-workspace .stage-rail{display:none}.session-readonly-workspace .chat-shell{min-height:0;height:auto;display:block;overflow:visible;background:white}.session-readonly-workspace .chat-header{position:static;min-height:0;padding:5mm 0;border-bottom:1px solid #cfd4dc;background:white;-webkit-backdrop-filter:none;backdrop-filter:none}.session-readonly-workspace .chat-scroll{padding:5mm 0 0;overflow:visible}.session-readonly-workspace .chat-column{width:100%}.learning-record-title{padding:9mm;border-radius:0}.learning-stage-list{gap:5mm}.learning-stage{overflow:visible;border-color:#cfd4dc;border-radius:0;box-shadow:none}.learning-stage-header{padding:4mm}.learning-stage-content{padding:4mm;gap:5mm}.learning-record-group{display:block}.learning-record-group>*+*{margin-top:3mm}.learning-record-group>h3{break-after:avoid-page;page-break-after:avoid}.learning-record-group>h3+*{break-before:avoid-page;page-break-before:avoid}.annotated-image-card,.artifact-card,.concept-map-card,.learning-artifact,.message-bubble,.session-evaluation,.session-transcript{page-break-inside:avoid;break-inside:avoid}.annotated-image-stage,.artifact-image,.concept-graph,.concept-map-card{max-width:100%!important;max-height:235mm;object-fit:contain}.session-audio-link{display:inline!important}.session-json-fallback{max-height:none;overflow:visible}}.student-shell{grid-template-rows:auto auto minmax(0,1fr) auto;overflow:hidden}.student-shell .chat-scroll{min-height:0;overflow-y:auto;overscroll-behavior-y:contain;scrollbar-gutter:stable;padding:26px clamp(18px,8vw,120px) 42px}.stage-progress{height:4px;background:var(--line)}.stage-progress span{display:block;height:100%;background:var(--gold);transition:width .4s ease}.header-account{display:none;align-items:center;gap:8px;color:var(--ink-soft);font-size:.78rem;font-weight:700}.rail-signout.compact{margin-top:0;color:var(--ink);border-color:var(--line-strong)}.rail-signout.compact:hover{color:var(--ink);background:var(--canvas)}.stage-checklist{margin:14px 0 0;padding:12px 14px;list-style:none;display:grid;gap:7px;border-radius:12px;background:rgba(255,255,255,.7)}.stage-checklist li{display:flex;align-items:flex-start;gap:8px;color:var(--ink);font-size:.88rem;line-height:1.45}.stage-checklist li svg{flex:0 0 auto;margin-top:2px;color:var(--ink-soft)}.stage-checklist li.done,.stage-checklist li.done svg{color:var(--green)}.step-heading{display:flex;align-items:center;gap:10px;margin-top:4px}.step-heading strong{font-size:.95rem}.step-number{flex:0 0 auto;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;color:white;background:var(--ink);font-size:.75rem;font-weight:800}.step-heading.done .step-number{background:var(--green)}.panel-hint{margin:0;font-size:.88rem;line-height:1.6}.muted,.panel-hint{color:var(--ink-soft)}.review-item.undecided{border-color:var(--gold);background:#fff8f2}.review-item-text small{display:block;margin-top:4px;color:var(--ink-soft);font-size:.76rem}.review-edit-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.decision-group button{min-width:52px}.decision-group button.selected.accepted{background:var(--green)}.decision-group button.selected.rejected{background:var(--brand)}.decision-group button.selected.edited{background:var(--ink)}.decision-group button:disabled{cursor:not-allowed}.hint-ladder{display:grid;gap:8px}.hint-level{padding:10px 12px;border:1px solid var(--line);border-radius:12px;background:white}.hint-level.open{border-color:var(--gold);background:#f7f9fd}.hint-toggle{width:100%;padding:0;display:flex;justify-content:space-between;gap:10px;border:0;background:none;color:var(--ink);font:inherit;font-weight:800;text-align:left;cursor:pointer}.hint-toggle small{color:var(--ink-soft);font-weight:500}.hint-toggle:disabled{color:var(--ink-soft);cursor:not-allowed}.hint-level ul{margin:8px 0 0;padding-left:20px;line-height:1.6}.hint-level .chip-list{margin-top:8px}.busy-overlay{position:absolute;z-index:4;inset:0;display:grid;place-items:center;border-radius:18px;background:rgba(255,255,255,.78);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.learning-history{border:1px solid var(--line);border-radius:17px;background:#ffffff}.learning-history summary{padding:14px 18px;display:flex;align-items:center;gap:10px;list-style:none;cursor:pointer}.learning-history summary::-webkit-details-marker{display:none}.learning-history summary span{font-weight:800}.learning-history summary small{flex:1 1;color:var(--ink-soft)}.learning-history summary svg{transition:transform .2s ease}.learning-history[open] summary svg{transform:rotate(180deg)}.history-stage{padding:2px 18px 14px;border-top:1px solid var(--line)}.history-stage h3{margin:14px 0 10px;display:flex;align-items:center;gap:8px;font-size:.95rem}.history-stage h3 span{width:22px;height:22px;display:grid;place-items:center;border-radius:50%;color:var(--green);background:var(--green-soft);font-size:.72rem}.history-item{margin-bottom:12px;display:grid;gap:6px}.history-label{color:var(--ink-soft);font-size:.76rem;font-weight:700}.history-image{width:auto;max-width:min(100%,420px);max-height:320px;border:1px solid var(--line);border-radius:12px;object-fit:contain;background:white}.history-sentences{margin:0;padding-left:20px;line-height:1.6}.history-locked{display:flex;gap:8px;align-items:flex-start}.completion-card{padding:28px 22px;display:grid;justify-items:center;gap:6px;border:1px solid #cfe7d8;border-radius:18px;text-align:center;color:var(--green);background:#f1faf4}.completion-card h2{margin:4px 0 0;color:var(--ink)}.completion-card p{margin:0;color:var(--ink-soft)}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}@media (max-width:900px){.header-account{display:flex}}@media (max-width:640px){.student-workspace{grid-template-columns:minmax(0,1fr)}.student-workspace .stage-rail{display:none}.student-shell .chat-scroll{padding:18px 14px 30px}.chat-header{min-height:0;gap:10px}.header-account>span{display:none}.gate-row .button{width:100%;justify-content:center}.review-edit-row{grid-template-columns:1fr}.decision-group{width:100%}.decision-group button{flex:1 1}}.gate-row .button:disabled{opacity:1;color:var(--ink-soft);background:var(--line);box-shadow:none}.student-workspace{grid-template-columns:minmax(0,1fr);background:var(--canvas)}.student-shell{grid-template-rows:auto minmax(0,1fr) auto;background:var(--canvas)}.app-bar{position:relative;z-index:6;min-height:76px;padding:12px clamp(16px,3vw,32px);justify-content:space-between;gap:24px;background:white;border-bottom:1px solid var(--line)}.app-bar,.app-bar-brand{display:flex;align-items:center}.app-bar-brand{min-width:0;gap:12px}.app-bar-brand .brand-mark{flex:none;width:40px;height:40px;border-radius:12px}.app-bar-brand strong{display:block;overflow:hidden;font-size:1rem;text-overflow:ellipsis;white-space:nowrap}.app-bar-brand span:not(.brand-mark){color:var(--ink-soft);font-size:.82rem}.app-bar-account{flex:none;display:flex;align-items:center;gap:12px;color:#3f4a5c;font-size:.88rem;font-weight:800}.stage-stepper{margin:0;padding:0;list-style:none}.stage-stepper,.stepper-step{display:flex;align-items:center}.stepper-line{width:20px;height:3px;margin:0 6px;border-radius:2px;background:var(--line-strong)}.stepper-step.active .stepper-line,.stepper-step.completed .stepper-line{background:var(--green)}.stepper-dot{width:30px;height:30px;display:grid;place-items:center;border:2px solid var(--line-strong);border-radius:50%;color:var(--ink-soft);font-size:.8rem;font-weight:800}.stepper-step.completed .stepper-dot{border-color:var(--green);color:white;background:var(--green)}.stepper-node{display:flex;align-items:center}.stepper-step.active .stepper-node{height:34px;padding:0 14px 0 4px;gap:8px;border-radius:999px;color:white;background:var(--brand)}.stepper-step.active .stepper-dot{width:26px;height:26px;border:0;color:var(--brand);background:white;font-weight:900}.stepper-label{font-size:.88rem;font-weight:900;white-space:nowrap}.student-shell .chat-scroll{padding:28px clamp(16px,3vw,32px) 40px}.student-shell .chat-column{width:min(100%,1120px);gap:20px}.student-shell .chat-column[data-stage=ai_concept_map]{width:min(100%,1560px)}.stage-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(260px,320px);align-items:start;gap:24px}.stage-intro-text{display:grid;gap:8px;justify-items:start}.stage-intro-text h1{margin:0;font-size:clamp(1.6rem,3vw,2rem);font-weight:900;line-height:1.25}.stage-intro-text p{max-width:720px;margin:0;color:#3f4a5c;font-size:1rem;line-height:1.65}.stage-badge{padding:5px 12px;border-radius:999px;font-size:.8rem;font-weight:900}.stage-badge.ai{color:var(--ai-text);background:var(--ai-soft)}.stage-badge.self{color:var(--green);background:var(--green-soft)}.stage-todo{padding:18px 20px;display:grid;gap:10px;border-radius:20px;background:white;box-shadow:var(--shadow-soft)}.stage-todo>strong{color:var(--ink-soft);font-size:.85rem}.stage-todo .stage-checklist{margin:0;padding:0;gap:10px;background:none}.stage-todo .stage-checklist li{font-size:.95rem;font-weight:800}.student-shell .stage-panel{padding:22px;gap:16px;border:0;border-radius:24px;background:white;box-shadow:var(--shadow-soft);line-height:1.5}.step-heading strong{font-size:1.1rem;font-weight:900}.step-number{width:30px;height:30px;background:var(--brand);font-size:.85rem;font-weight:900}.panel-hint{color:#3f4a5c;font-size:.95rem}.student-shell .chip{padding:7px 14px;border:0;border-radius:999px;color:var(--brand-dark);background:var(--brand-soft);font-size:.9rem;font-weight:800}.student-shell .review-item{padding:12px 14px;border:2px solid var(--line);border-radius:16px;background:white}.student-shell .review-item.undecided{border:2px dashed #f2b48a;background:#fff8f2}.student-shell .review-item.accepted,.student-shell .review-item.keep{border-color:#b7e1c0;background:#f3fbf5}.student-shell .review-item.edited{border-color:#b9c7f2;background:#f3f6ff}.student-shell .review-item.rejected,.student-shell .review-item.remove{border-color:#f1c4c4;background:#fff6f6}.student-shell .review-item.rejected .review-item-text strong,.student-shell .review-item.remove .review-item-text strong{color:var(--ink-soft);text-decoration:line-through}.review-item-text strong{font-size:1.08rem;font-weight:900}.student-shell .decision-group{flex:none;border:1.5px solid var(--line-strong);border-radius:12px;background:white}.student-shell .decision-group button{min-width:64px;min-height:44px;border-right:1.5px solid var(--line-strong);color:var(--ink-soft);font-size:.9rem;font-weight:800}.student-shell .decision-group button.selected.edited{background:var(--brand)}.hint-level{padding:6px 8px;border:2px solid var(--line);border-radius:16px}.hint-level.open{border-color:#f2c9a8;background:#fff6ee}.hint-toggle{min-height:44px;padding:0 8px;align-items:center;font-size:1rem}.hint-level .chip-list,.hint-level ul{margin:4px 8px 10px}.hint-level.open .chip{color:var(--ink);background:white;border:1.5px solid #f2c9a8}.audio-recorder{padding:16px;border:0;border-radius:18px;background:var(--canvas)}.record-button{width:64px;height:64px;color:white;background:var(--brand);box-shadow:0 8px 18px rgba(53,87,216,.3)}.record-button.recording{background:var(--danger);box-shadow:0 8px 18px rgba(201,42,42,.3)}.recording-time{font-size:1.5rem;font-weight:900;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.upload-drop{min-height:140px;border:2px dashed #b9c7f2;border-radius:18px;background:#f7f9ff;color:var(--ink)}.upload-drop strong{color:var(--brand-dark);font-size:1.05rem}.consent-card{padding:26px;border:0;border-radius:24px;background:white;box-shadow:var(--shadow-soft)}.consent-card h3{font-size:1.3rem;font-weight:900}.student-shell .action-bar{padding:14px clamp(16px,3vw,32px);border-top:1px solid var(--line);background:white;box-shadow:0 -6px 20px rgba(15,23,42,.06)}.student-shell .action-bar.ready{background:#f3fbf5}.student-shell .action-bar .composer-inner{width:min(100%,1120px)}.student-shell .gate-row{margin:0;color:#3f4a5c;font-size:1rem;font-weight:700}.student-shell .gate-row.ready{color:var(--green);font-weight:900}.student-shell .gate-row .button{min-height:52px;padding:0 26px;font-size:1rem;font-weight:900}.student-shell .gate-row .button:disabled{color:var(--ink-soft);background:var(--line)}.completion-card{padding:36px 24px;gap:10px;border:0;border-radius:24px;color:var(--ink);background:white;box-shadow:var(--shadow-soft)}.completion-icon{width:76px;height:76px;display:grid;place-items:center;border-radius:50%;color:var(--green);background:var(--green-soft)}.completion-card h1{margin:4px 0 0;font-size:1.7rem;font-weight:900}.completion-card p{max-width:460px;margin:0 0 8px;color:#3f4a5c;line-height:1.6}.learning-history{border:0;border-radius:20px;background:white;box-shadow:var(--shadow-soft)}.learning-history summary{min-height:56px;padding:14px 20px}.learning-history summary span{font-size:1rem;font-weight:900}.history-stage{border-top:1px solid #eef1f6}.history-stage h3 span{width:26px;height:26px}.busy-overlay{border-radius:24px;background:rgba(255,255,255,.82);font-weight:800}.student-shell .artifact-card{border:1px solid var(--line);border-radius:18px;background:white;box-shadow:none}.student-shell .artifact-card-header{border-bottom-color:#eef1f6;background:white}@media (max-width:900px){.stage-intro{grid-template-columns:minmax(0,1fr)}.app-bar{flex-wrap:wrap;gap:12px}.stage-stepper{order:3;width:100%;display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:5px}.stepper-step{height:6px;border-radius:999px;background:var(--line)}.stepper-step.completed{background:var(--green)}.stepper-step.active{background:var(--brand)}.stepper-line,.stepper-node{display:none}}@media (max-width:640px){.app-bar{padding:12px 16px}.app-bar-account>span{display:none}.student-shell .chat-scroll{padding:18px 16px 28px}.student-shell .stage-panel{padding:16px;border-radius:20px}.student-shell .review-item{grid-template-columns:minmax(0,1fr)}.student-shell .decision-group{width:100%;display:grid;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr)}.student-shell .action-bar{padding:12px 16px 16px}.student-shell .gate-row{gap:8px;font-size:.92rem}}.process-line li{padding:16px;display:flex;flex-direction:column;gap:10px;border-radius:18px;background:white;font-size:.95rem}.process-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;color:var(--brand);background:var(--brand-soft)}.process-icon.ai{color:var(--ai);background:var(--ai-soft)}.process-icon.done{color:var(--green);background:var(--green-soft)}.field-hint{color:var(--ink-soft);font-size:.85rem}.access-card .button.full{min-height:56px;font-size:1.1rem;font-weight:900}.shared-device-note{margin-top:18px;padding:14px;display:flex;gap:10px;align-items:flex-start;border-radius:14px;color:#3f4a5c;background:var(--canvas);font-size:.88rem;line-height:1.55}.shared-device-note svg{flex:none;margin-top:1px;color:var(--brand)}.access-footer a{color:var(--brand);font-weight:800}@media (max-width:900px){.landing-story{min-height:auto}.process-line{grid-template-columns:repeat(2,minmax(0,1fr))}.landing-access{min-height:auto;padding:24px 16px 40px}}.admin-nav .rail-brand{padding:0 8px 22px;border-bottom:0;color:var(--ink)}.admin-brand{display:flex;align-items:center;gap:10px}.admin-brand strong{display:block;font-size:.95rem}.admin-brand small{color:var(--ink-soft);font-size:.75rem}.admin-nav .admin-nav-list{margin-top:4px;gap:4px}.admin-nav button:hover:not(.active){background:#f1f4f9}.admin-header p{color:var(--ink-soft)}.overview-metrics{grid-template-columns:repeat(4,minmax(0,1fr))}.metric-card{display:grid;gap:4px;align-content:start}.metric-card small{color:var(--ink-soft);font-size:.82rem}.metric-card strong.good{color:var(--green)}.metric-card.attention{border:1.5px solid #f2c9a8;background:#fff8f2}.metric-card.attention span,.metric-card.attention strong{color:var(--ai-text)}.link-button{justify-self:start;padding:0;border:0;background:none;color:var(--brand);font-size:.85rem;font-weight:800;cursor:pointer}.link-button:hover{color:var(--brand-dark);text-decoration:underline}.overview-grid{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px}.card-heading{margin-bottom:14px;display:flex;align-items:baseline;justify-content:space-between;gap:12px}.admin-card h2,.card-heading h2{margin:0 0 14px;font-size:1.2rem;font-weight:900}.card-heading h2{margin:0}.card-heading small{color:var(--ink-soft);font-size:.85rem}.stage-funnel{display:grid;gap:12px}.funnel-row{display:grid;grid-template-columns:110px minmax(0,1fr) 36px;align-items:center;gap:14px;font-size:.92rem}.funnel-row>span{font-weight:700}.funnel-row>strong{text-align:right}.funnel-track{height:14px;border-radius:999px;background:#eef1f6;overflow:hidden}.funnel-track>div{min-width:2px;height:100%;border-radius:999px;background:var(--brand)}.funnel-row.done>span,.funnel-row.done>strong{color:var(--green);font-weight:900}.funnel-row.done .funnel-track>div{background:var(--green)}.readiness-list{display:grid;gap:10px}.readiness-item{min-height:52px;padding:0 14px;display:flex;align-items:center;gap:12px;border-radius:14px}.readiness-item strong{flex:1 1}.readiness-item small{font-size:.85rem;font-weight:800}.readiness-item.good{background:#f3fbf5}.readiness-item.good small,.readiness-item.good svg{color:var(--green)}.readiness-item.bad{background:#fff6f6}.readiness-item.bad small,.readiness-item.bad svg{color:var(--danger)}.readiness-note{margin:12px 0 0;color:var(--ink-soft);font-size:.85rem;line-height:1.6}.research-toolbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}.segmented-tabs{padding:6px;display:inline-flex;flex-wrap:wrap;gap:6px;border-radius:16px;background:#e9eef5}.segmented-tabs button{min-height:42px;padding:0 18px;display:inline-flex;align-items:center;gap:8px;border:0;border-radius:12px;color:#3f4a5c;background:transparent;font-weight:800}.segmented-tabs button.active{color:var(--ink);background:white;box-shadow:0 1px 3px rgba(15,23,42,.1);font-weight:900}.tab-badge{min-width:22px;height:22px;padding:0 6px;display:grid;place-items:center;border-radius:999px;color:white;background:var(--ink-soft);font-size:.75rem;font-weight:900}.tab-badge.ai{background:var(--ai)}.session-filter-bar{border:0;border-radius:20px;box-shadow:var(--shadow-soft)}.session-pagination{font-size:.88rem}.bulk-bar{min-height:60px;padding:10px 14px;display:flex;flex-wrap:wrap;align-items:center;gap:10px;border-radius:14px;background:#f9fbfe}.bulk-bar.active{background:var(--brand-soft)}.bulk-bar.active>strong{color:var(--brand-dark)}.modal-backdrop{background:rgba(15,23,42,.5)}.modal-card{padding:28px;border-radius:24px}@media (max-width:1100px){.overview-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.overview-grid{grid-template-columns:minmax(0,1fr)}}.session-preview-page{padding:0 0 32px;background:#e9eef5}.session-preview-toolbar{top:0;width:100%;margin:0 0 24px;padding:10px clamp(16px,3vw,28px);flex-wrap:wrap;border:0;border-radius:0;color:white;background:var(--ink);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.session-preview-toolbar .toolbar-back{color:#c9d2e0}.session-preview-toolbar .toolbar-back:hover:not(:disabled){color:white;background:rgba(255,255,255,.08)}.toolbar-title{margin-right:auto;display:inline-flex;align-items:center;gap:8px;font-weight:900}.session-view-switcher{background:#374151}.session-view-switcher a{color:white}.session-view-switcher a.active{color:var(--ink);background:white}.session-preview-content{width:min(100% - 32px,1180px)}.session-metadata{border:0;border-radius:20px;box-shadow:var(--shadow-soft)}.session-metadata span{letter-spacing:.02em;text-transform:none}.session-readonly-workspace{border:0;border-radius:20px;background:var(--canvas)}.readonly-pill{flex:none;padding:6px 12px;border-radius:999px;color:#3f4a5c;background:#f0f2f6;font-size:.82rem;font-weight:800}@media (max-width:900px){.admin-brand>div{display:none}}.panel-columns{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:24px}.panel-column{min-width:0;display:grid;gap:14px}.concept-review-panel{gap:20px}.concept-review-panel,.concept-review-panel .review-list{grid-template-columns:minmax(0,1fr)}@media (min-width:1280px){.concept-review-panel{grid-template-columns:minmax(0,1fr) 300px}.concept-review-decisions .review-list{max-height:min(560px,calc(100dvh - 360px));overflow-y:auto;overscroll-behavior-y:contain;scrollbar-gutter:stable}.concept-review-decisions .review-item{grid-template-columns:minmax(0,1fr)}.concept-review-decisions .review-item-text strong{font-size:.95rem;overflow-wrap:anywhere}.concept-review-decisions .decision-group{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}}.ai-note{padding:14px 16px;display:flex;gap:12px;border-radius:16px;background:var(--ai-soft)}.ai-note>svg{flex:none;width:36px;height:36px;padding:9px;border-radius:12px;color:white;background:var(--ai)}.ai-note strong{color:var(--ai-text)}.ai-note p{margin:4px 0 0;line-height:1.55}.review-progress{height:8px;border-radius:999px;background:var(--line);overflow:hidden}.review-progress span{display:block;height:100%;border-radius:999px;background:var(--brand);transition:width .3s ease}@media (max-width:960px){.panel-columns{grid-template-columns:minmax(0,1fr)}}.student-shell .decision-group button.selected{color:white}.student-shell .decision-group button.selected.accepted{background:var(--green)}.student-shell .decision-group button.selected.rejected{background:var(--danger)}.student-shell .decision-group button:not(.selected):not(:disabled):hover{color:var(--ink);background:#f1f4f9}.admin-card,.metric-card{border:0;border-radius:20px;background:white;box-shadow:var(--shadow-soft)}.admin-card{padding:22px}.metric-card{padding:20px}.tag.success{color:var(--green);background:var(--green-soft)}.tag.danger{color:var(--danger);background:var(--danger-soft)}.tag.muted{color:#3f4a5c;background:#eef1f6}.model-form{display:grid;grid-template-columns:minmax(140px,.8fr) minmax(180px,1.2fr) minmax(160px,1fr);gap:12px 14px;align-items:end}.model-form .field{margin:0}.model-form .field>span{font-size:.9rem;font-weight:800}.model-capabilities{grid-column:1/-1;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px;border:0}.model-capabilities legend{margin-bottom:6px;font-size:.9rem;font-weight:800}.model-capabilities label{display:inline-flex;align-items:center;gap:8px;min-height:32px}.model-form-actions{grid-column:1/-1;display:flex;gap:10px}.model-test{margin-top:6px;max-width:240px;font-size:.8rem;font-weight:700;white-space:normal}.model-test.ok{color:var(--green)}.model-test.failed{color:var(--danger)}@media (max-width:760px){.model-form{grid-template-columns:minmax(0,1fr)}}.voice-meter{height:6px;margin-top:10px;border-radius:999px;background:color-mix(in srgb,var(--brand) 12%,transparent);overflow:hidden}.voice-meter span{display:block;height:100%;border-radius:inherit;background:var(--green);transition:width 90ms linear}.panel-wide{grid-column:1/-1;min-width:0}.concept-editor,.panel-wide{display:grid;gap:14px}.concept-graph.cy-editor{background-color:white;touch-action:none}.cy-editor-surface{position:absolute;inset:0}.concept-graph.cy-editor.connecting{outline:3px solid color-mix(in srgb,#0f9d58 45%,transparent);outline-offset:-3px}.concept-editor-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.concept-editor-status{flex:1 1;min-width:180px;display:inline-flex;align-items:center;justify-content:flex-end;gap:6px;font-size:.86rem;font-weight:700}.concept-editor-status[role=status]{justify-content:flex-start;padding:6px 6px 6px 12px;border-radius:12px;color:#0b6b3c;background:#e8f6ee}.concept-editor-actions{display:flex;gap:8px;flex-wrap:wrap}.concept-edge-list>summary{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;cursor:pointer}.concept-editor-panel{display:grid;gap:10px;padding:14px 16px;border:1px solid var(--line);border-radius:16px;background:white}.concept-editor-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}.concept-editor-subheading{font-size:.9rem}.concept-editor-fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:10px}.concept-editor-fields label{display:grid;gap:4px;font-size:.82rem;font-weight:700;color:var(--ink-soft)}.concept-edge-editor{margin:0;padding:0;list-style:none;display:grid;gap:8px}.concept-edge-editor li{display:grid;grid-template-columns:minmax(70px,auto) minmax(90px,1fr) minmax(80px,1fr) minmax(70px,auto) auto;align-items:center;gap:8px;font-size:.88rem;font-weight:700}.icon-button{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;color:var(--ink-soft);background:white;cursor:pointer}.icon-button:hover{color:var(--danger);border-color:var(--danger)}@media (max-width:640px){.concept-edge-editor li{grid-template-columns:1fr 1fr 34px;padding-bottom:8px;border-bottom:1px solid var(--line)}.concept-edge-editor li>span:first-child{grid-column:1/-1}.concept-edge-editor li>span:nth-of-type(2){grid-column:1/3}}.sentence-hint-list{display:grid;gap:14px}.sentence-hint-card{display:grid;gap:12px;padding:16px;border:1px solid var(--line);border-radius:18px;background:white}.sentence-hint-original{display:flex;align-items:flex-start;gap:10px}.sentence-hint-original small{color:var(--ink-soft);font-size:.78rem;font-weight:700}.sentence-hint-original p{margin:2px 0 0;font-weight:700}.sentence-hint-revision{display:grid;gap:4px;font-size:.82rem;font-weight:700;color:var(--ink-soft)}.hint-ladder.compact{display:grid;gap:8px}.sentence-hint-body{display:grid;gap:6px;padding:0 14px 12px}.sentence-hint-body p{margin:0;line-height:1.55}.sentence-frame{font-weight:700;color:var(--ink)}.speaking-script{display:grid;gap:8px;padding:14px 16px;border-radius:16px;background:color-mix(in srgb,var(--brand) 7%,white)}.speaking-script small{color:var(--ink-soft);font-weight:700}.speaking-script ol{margin:0;padding-left:22px;display:grid;gap:4px;font-weight:700;line-height:1.5}.speaking-transitions{display:grid;gap:6px}.session-sentence-revisions{margin:0;padding-left:20px;display:grid;gap:8px}.session-sentence-revisions small{color:var(--ink-soft)}.session-sentence-revisions p{margin:2px 0 0;font-weight:700}@media print{.concept-review-panel{grid-template-columns:minmax(0,1fr)}.concept-review-decisions .review-list{max-height:none;overflow:visible}.session-preview-page{padding:0;background:white!important}.session-preview-content{width:100%!important;max-width:none;margin:0 auto!important}.learning-record-title{padding:0 0 6mm;background:white}.session-metadata{padding:5mm 0;border-radius:0;box-shadow:none;page-break-inside:avoid;break-inside:avoid}.session-readonly-workspace{border-radius:0;background:white}.learning-stage+.learning-stage{break-before:page;page-break-before:always}.learning-stage-header{break-after:avoid-page;page-break-after:avoid}.learning-stage-empty{page-break-before:avoid;break-before:avoid-page}}.speaking-outline-panel{display:grid;gap:14px;min-width:0}.speaking-template-settings{display:grid;grid-template-columns:minmax(240px,1fr) minmax(0,2fr);gap:20px;padding:20px;border:1px solid var(--line);border-radius:16px;background:var(--canvas)}.task-slug-controls{display:flex;gap:8px;align-items:start}.task-slug-controls .input{min-width:0;flex:1 1}.task-slug-controls .button{flex:none;white-space:nowrap}.field .field-validation-error{color:var(--danger);font-weight:700}.task-editor-form [aria-invalid=true]{border-color:var(--danger)}.speaking-template-description{display:grid;justify-items:start;gap:8px}.speaking-template-description p{margin:0}.speaking-template-description small{color:var(--ink-soft)}.speaking-information-gaps{margin:0 0 18px;padding:14px 18px;border:1px solid #f2cfaa;border-radius:12px;background:var(--ai-soft);color:var(--ink)}.speaking-information-gaps ul{margin:8px 0;padding-left:20px}@media (max-width:760px){.speaking-template-settings{grid-template-columns:minmax(0,1fr)}}.speaking-outline{border:1px solid var(--line);background:white;border-radius:20px;padding:clamp(14px,3vw,24px);min-width:0}.speaking-outline-heading{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-bottom:18px}.speaking-outline-heading h3{margin:4px 0}.speaking-view-switch{display:flex;flex-wrap:wrap;gap:5px;padding:5px;border-radius:12px;background:var(--canvas)}.speaking-view-switch button{border:0;border-radius:8px;padding:9px 12px;background:transparent;color:var(--ink-soft);font:inherit;font-size:.85rem;cursor:pointer}.speaking-view-switch button[aria-pressed=true]{background:var(--brand);color:white}.macro-sequence{display:flex;list-style:none;gap:20px;padding:4px 0 14px;margin:0;max-width:100%;overflow-x:auto}.macro-sequence li{flex:1 0 130px;position:relative}.macro-sequence li:not(:last-child):after{content:"→";position:absolute;right:-17px;top:34px;color:var(--ink-soft)}.macro-sequence button{display:grid;gap:4px;width:100%;min-height:100px;border:1px solid var(--line);border-radius:14px;padding:12px;background:var(--canvas);text-align:left;font:inherit;cursor:pointer}.macro-sequence button>span{color:var(--brand);font-size:.8rem;font-weight:800}.macro-sequence button small{color:var(--ink-soft);overflow-wrap:anywhere}.macro-sequence button[aria-pressed=true]{border-color:var(--brand);box-shadow:inset 0 0 0 1px var(--brand);background:#eff3ff}.micro-workspace{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:18px;align-items:start}.micro-workspace>div{min-width:0}.micro-workspace .concept-graph{height:320px;min-height:320px}.micro-workspace[data-many=true] .concept-graph{height:480px}.micro-relations{color:var(--ink-soft);font-size:.85rem}.micro-relations p{margin:8px 0}.paragraph-hints{padding:20px;background:#f6f8ff;border-radius:16px;min-height:230px}.paragraph-hints h4{margin:20px 0 10px}.paragraph-hints .chip{height:auto;white-space:normal}.paragraph-starter{color:var(--brand-dark);font-size:1.15rem;font-weight:700;line-height:1.7;overflow-wrap:anywhere}.paragraph-hints small{color:var(--ink-soft)}.speaking-outline-footer{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:16px;color:var(--ink-soft)}.outline-editor{border-top:1px solid var(--line);margin-top:18px;padding-top:18px}.outline-edit-row{border:1px solid var(--line);border-radius:14px;padding:14px;margin:12px 0}.outline-edit-fields{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) auto;gap:12px;align-items:end}.outline-edit-fields label{display:grid;gap:6px;font-size:.85rem;color:var(--ink-soft)}.outline-edit-actions{display:flex;gap:5px}.outline-concepts{display:flex;flex-wrap:wrap;gap:10px 16px;margin:14px 0 0;padding:10px 0 0;border:0}.outline-concepts legend{color:var(--ink-soft);font-size:.85rem}.outline-concepts label{display:inline-flex;align-items:center;gap:6px;font-size:.85rem}@media (max-width:760px){.micro-workspace,.outline-edit-fields{grid-template-columns:minmax(0,1fr)}.outline-edit-actions{justify-content:flex-end}}@media print{.outline-editor,.speaking-outline-footer,.speaking-view-switch{display:none!important}.macro-sequence{flex-wrap:wrap;overflow:visible}.micro-workspace{display:block}.concept-map-hint{display:none}.concept-map-canvas{min-width:0!important;min-height:100%!important}.concept-map-plane{inset:60px}.concept-map-canvas[data-spacious=true] .concept-node{width:100px;padding:6px;font-size:10px}}