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360px);overflow:auto}.dl-tutor-welcome{max-width:580px;margin:clamp(16px,9vh,96px) auto}.dl-tutor-welcome h1{font-size:var(--title-section);margin:0 0 18px;font-weight:650;line-height:1.3}.dl-tutor-welcome p{margin:0 0 18px;font-size:16px;line-height:1.6}.dl-tutor-welcome .dl-tutor-welcome-note{color:var(--text-secondary);margin-top:18px;font-size:13.5px}.dl-tutor-turn{overflow-wrap:anywhere;max-width:720px;margin:0 0 32px}.dl-tutor-turn.is-user{background:var(--surface-content);border-radius:24px;width:fit-content;max-width:88%;margin-left:auto;padding:12px 18px}.dl-tutor-speaker{color:var(--text-secondary);margin-bottom:8px;font-size:12px;font-weight:600;display:block}.dl-tutor-turn.is-user .dl-tutor-speaker{display:none}.dl-tutor-attempt{white-space:pre-wrap;margin:0;font-size:16px;line-height:1.6}.dl-tutor-turn.is-assistant .dl-prose{font-size:16px;line-height:1.75}.dl-tutor-error{color:var(--danger);margin:16px 0;font-size:15px}.dl-tutor-plan{overscroll-behavior:contain;background:var(--surface-content);flex:0 0 300px;min-width:0;padding:24px 22px;overflow:auto}.dl-tutor-plan h2{margin:0 0 8px;font-size:15px;font-weight:600}.dl-tutor-plan-note{color:var(--text-secondary);margin:0 0 20px;font-size:12px;line-height:1.6}.dl-tutor-roadmap{margin:0 0 30px;padding:0;list-style:none}.dl-tutor-roadmap li{gap:10px;padding:8px 0;font-size:13px;display:flex}.dl-tutor-roadmap strong{font-weight:500}.dl-tutor-roadmap small{color:var(--text-secondary);font-variant-numeric:tabular-nums;margin-top:3px;font-size:11.5px;display:block}.dl-tutor-roadmap p{color:var(--text-secondary);margin:6px 0 0;font-size:12px;line-height:1.5}.dl-tutor-step-dot{width:16px;color:var(--text-secondary);flex-shrink:0;padding-top:2px}.dl-tutor-step-dot>span{background:var(--accent);border-radius:50%;width:10px;height:10px;margin:2px;display:block}.dl-tutor-evidence ul{margin:0;padding:0;list-style:none}.dl-tutor-evidence li{overflow-wrap:anywhere;gap:8px;padding:10px 0;display:flex}.dl-tutor-evidence li>svg{color:var(--text-secondary);flex-shrink:0;margin-top:1px}.dl-tutor-evidence strong{font-size:13px;font-weight:500}.dl-tutor-evidence span,.dl-tutor-evidence small{color:var(--text-secondary);margin-top:4px;font-size:12px;line-height:1.5;display:block}.dl-tutor-scope{margin-top:24px;font-size:13px}.dl-tutor-scope summary{cursor:pointer;font-weight:600}.dl-tutor-scope .dl-tutor-plan-note{margin:10px 0}.dl-tutor-scope ul{padding-left:18px;font-size:12px;line-height:1.8}.dl-tutor-composer{padding:12px max(24px,calc((100% - 720px)/2)) max(12px,env(safe-area-inset-bottom));flex-shrink:0}.dl-tutor-answer-label{clip-path:inset(50%);width:1px;height:1px;position:absolute;overflow:hidden}.dl-tutor-input-row{background:var(--surface-content);border-radius:24px;align-items:flex-end;gap:8px;padding:12px;display:flex}.dl-tutor-input-row:focus-within{box-shadow:var(--focus-ring)}.dl-tutor-input-row textarea{resize:vertical;width:100%;min-width:0;max-height:180px;color:var(--text-primary);font:inherit;background:0 0;border:0;flex:1;padding:4px;font-size:16px;line-height:1.5}.dl-tutor-input-row textarea:focus-visible{box-shadow:none;outline:none}.dl-tutor-input-row .dl-primary{border-radius:50%;place-items:center;width:36px;min-width:36px;height:36px;padding:8px;display:grid}.dl-tutor-composer-foot{flex-wrap:wrap;align-items:center;gap:8px;margin-top:6px;display:flex}.dl-tutor-composer-foot span{min-width:120px;color:var(--text-secondary);flex:1;font-size:11px}.dl-tutor-composer-foot .dl-ghost{align-items:center;gap:4px;padding:6px 8px;font-size:12px;display:inline-flex}.dl-tutor-exam-note{color:var(--text-secondary);margin:0 0 10px;font-size:13px}.dl-tutor-attachments{flex-wrap:wrap;gap:8px;margin-bottom:8px;font-size:12.5px;display:flex}.dl-tutor-attachments span{background:var(--surface-content);border-radius:8px;align-items:center;gap:6px;padding:5px 8px;display:flex}.dl-tutor-attachments button{color:inherit;cursor:pointer;background:0 0;border:0;display:flex}.dl-tutor-return{top:70px;right:var(--gutter);z-index:3;position:absolute}@media (width<=1049px){.dl-tutor-workspace.has-plan .dl-tutor-chat{display:none}.dl-tutor-plan{box-sizing:border-box;flex:1;width:100%}}@media (width<=720px){.dl-tutor-head{flex-wrap:wrap;gap:6px;padding:10px 12px}.dl-tutor-title{flex-basis:calc(100% - 90px)}.dl-tutor-title strong{font-size:16px}.dl-tutor-head>.dl-ghost{padding:6px 8px;font-size:12px}.dl-tutor-guide{margin-left:auto}.dl-tutor-progress-head{gap:6px;padding:4px 12px 10px}.dl-tutor-session-status{flex-direction:column;align-items:flex-start;gap:3px}.dl-tutor-progress-head .dl-ghost{padding:8px;font-size:12px}.dl-tutor-conversation{padding:22px 16px}.dl-tutor-composer{padding:10px 12px max(10px,env(safe-area-inset-bottom))}.dl-tutor-composer-foot>span{display:none}.dl-tutor-composer-foot>.dl-ghost:last-child{margin-left:auto}}