.msg small{display:block;margin-top:10px;color:#8db7df;border-top:1px solid #31506f;padding-top:8px}
.knowledge-grid{display:grid;grid-template-columns:minmax(300px,.8fr) minmax(360px,1.2fr);gap:20px}
.knowledge-list{display:grid;gap:10px}
.knowledge-item{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:13px 0;border-bottom:1px solid var(--line)}
.knowledge-item p{margin:4px 0}
.document-actions,.export-actions,.chat-toolbar{display:flex;align-items:center;gap:9px}
.chat-toolbar{justify-content:space-between;margin-bottom:12px}
.chat-toolbar form{margin:0}
.button.compact{padding:9px 13px;font-size:.9rem}
.button.secondary{background:#17314f;color:#eef7ff;border:1px solid #31506f}
.danger{background:#8b2941;color:#fff;padding:9px 13px}
@media(max-width:760px){.knowledge-grid{grid-template-columns:1fr}}
.mode-guide{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 18px}
.mode-guide span{background:#10243d;border:1px solid #31506f;border-radius:14px;padding:13px;color:#9fc4e8}
.mode-guide b{display:block;color:#eef7ff;margin-bottom:3px}
.composer.academic{display:block}
.composer.academic textarea{width:100%;box-sizing:border-box}
.mode-buttons{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:10px}
.mode-buttons button{min-height:64px}
.mode-buttons button small{display:block;margin-top:3px;font-weight:500}
.mode-buttons .local{background:linear-gradient(135deg,#25c997,#24a36f)}
.mode-buttons .web{background:linear-gradient(135deg,#22c7e8,#2687e8)}
.mode-buttons .ai{background:linear-gradient(135deg,#9b63ed,#6d53df);color:#fff}
.academic-answer{line-height:1.68;background:linear-gradient(145deg,#10243d,#0d2037);border-left:4px solid #27c8e8}
.academic-answer h3{font-size:1.2rem;margin:22px 0 10px;color:#5ee7ff;border-bottom:1px solid #31506f;padding-bottom:7px}
.academic-answer h4{font-size:1.07rem;margin:16px 0 7px;color:#cdeaff}
.academic-answer li{display:list-item;margin:8px 0 8px 22px;padding:8px 10px;background:#0a1c31;border-radius:9px;border:1px solid #213c59}
.academic-answer aside{background:#17314f;border-left:4px solid #25c997;padding:10px 12px;margin-top:12px;color:#b9d3eb}
.academic-answer a{color:#50dff4}
.academic-answer strong{color:#f1f8ff}
@media(max-width:760px){.mode-guide,.mode-buttons{grid-template-columns:1fr}.knowledge-item,.chat-toolbar{align-items:flex-start;flex-direction:column}}