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.d-composer:before{content:"";position:absolute;inset:0;z-index:-1;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}.d-help.d-tutor-surface.is-figure{gap:0}.d-help.d-tutor-surface.is-figure .d-composer{display:none}.d-help.d-tutor-surface .d-tutor-head{display:flex;flex:0 0 44px;min-height:44px;gap:0;padding:0 4px 0 10px;background:#edf3fb;border-bottom:1px solid rgba(92,111,135,.12)}.d-help.d-tutor-surface .d-guide-text{min-width:24px;flex:1 1 auto}.d-help.d-tutor-surface .d-guide-text strong{font-size:.8rem;font-weight:600;color:var(--ink-2)}.d-help.d-tutor-surface .d-tutor-head .d-dock-btn,.d-help.d-tutor-surface .d-tutor-head .d-history-icon{flex:0 0 44px;width:44px;height:44px;min-height:44px;margin:0;padding:0;border:0;border-radius:9px;background:transparent;box-shadow:none;color:var(--ink-2)}.d-help.d-tutor-surface .d-tutor-head .ic{width:17px;height:17px}.d-help.d-tutor-surface .d-composer-actions>button:not(.d-send):hover,.d-help.d-tutor-surface .d-tutor-head button:hover{background:transparent}.d-help.d-tutor-surface.is-input .d-thread{display:none}.d-help.d-tutor-surface.is-input .d-inbox{border-top:0}.d-help.d-tutor-surface .d-inbox{padding:4px 6px 6px;background:transparent;overflow-y:auto}.d-chat-layout .d-help.d-tutor-surface.is-floating .d-composer .d-composer-input{min-width:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none}.d-help.d-tutor-surface .d-composer .d-composer-input:focus-within{border:0;box-shadow:none}.d-help.d-tutor-surface .d-input{font-size:16px;line-height:22px;max-height:82px;padding:8px 6px}.d-help.d-tutor-surface .d-composer .d-composer-actions>button,.d-help.d-tutor-surface .d-composer .d-upload-action{min-width:44px;min-height:44px}.d-help.d-tutor-surface .d-composer-actions>button:not(.d-send),.d-help.d-tutor-surface .d-upload-action{background:transparent;border:0;box-shadow:none;color:var(--ink-2)}.d-help.d-tutor-surface 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solid var(--voice-bubble-line);border-bottom:1px solid var(--voice-bubble-line);transform:rotate(45deg)}:root[data-theme=dark] .d-companion .d-companion-voice{--voice-bubble:rgba(255,255,255,0.18);--voice-bubble-line:rgba(255,255,255,0.3)}.d-companion .d-companion-voice:hover{background:transparent}.d-companion .d-companion-voice.is-live{color:#176c5a}.d-companion-hint{position:absolute;right:0;bottom:calc(100% + 8px);display:flex;align-items:flex-start;max-height:96px;width:232px;padding:7px 0 7px 10px;border:1px solid #cdd7e3;border-radius:14px 14px 4px 14px;background:#f8fbff;color:#294966;box-shadow:0 7px 18px rgba(34,67,100,.1);font-size:.78rem;line-height:1.4;pointer-events:auto}.d-companion-hint span{overflow-y:auto;max-height:80px}.d-companion-hint small{display:block;font-size:.75rem;font-weight:600;color:#4d6782}.d-companion-hint button{flex:0 0 44px;width:44px;height:44px}@keyframes 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.d-thread{background:#1b1d21}:root[data-theme=dark] .d-help.d-tutor-surface .d-tutor-head{background:#27364a}:root[data-theme=dark] .d-help.d-tutor-surface .d-item.is-ai{background:#2a2c31}:root[data-theme=dark] .d-composer-pending{color:#c4d0de}:root[data-theme=dark] .d-companion .d-companion-voice:hover .ic,:root[data-theme=dark] .d-help.d-tutor-surface .d-tutor-head button:hover .ic{color:#fff}@media (prefers-reduced-motion:reduce){.d-companion .d-companion-voice:hover .ic,.d-help.d-tutor-surface .d-cancel:before,.d-help.d-tutor-surface .d-composer-actions>button:hover .ic,.d-help.d-tutor-surface .d-tutor-head button:hover .ic,.d-typing-dots i{animation:none}}.d-presence-explanation{position:absolute;left:calc(var(--companion-width, 88px) + 12px);bottom:0;padding:15px 18px;border:1px solid #d8e2ed;border-radius:20px 20px 20px 4px;color:#34475a;background:rgba(249,252,255,.94);box-shadow:0 8px 30px -15px 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(prefers-reduced-motion:reduce){.d-companion-hint[data-tone=success]{animation:none}}.d-tutor-avatar{display:block;width:100%;height:100%;pointer-events:none;user-select:none}.d-tutor-avatar .d-tutor-avatar-fallback,.d-tutor-avatar .d-tutor-avatar-image,.d-tutor-avatar .d-tutor-avatar-sprite{display:block;width:100%;height:100%;object-fit:contain}.d-tutor-avatar .d-tutor-avatar-sprite[hidden]{display:none}.d-tutor-avatar .d-tutor-avatar-image{animation:none;transform:none}.d-tutor-avatar .d-tutor-avatar-fallback{transform-origin:50% 88%;animation:d-avatar-breathe 6.4s ease-in-out infinite}.d-tutor-avatar[data-activity=thinking] .d-tutor-avatar-fallback{animation:d-avatar-think 7.6s ease-in-out infinite}.d-tutor-avatar[data-activity=listening] .d-tutor-avatar-fallback{animation:d-avatar-listen 6.4s ease-in-out infinite}.d-tutor-avatar[data-activity=speaking] .d-tutor-avatar-fallback{animation:d-avatar-speak 4.4s ease-in-out infinite}.d-tutor-avatar[data-activity=error] 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