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p{color:#e9dfca;max-width:760px;line-height:1.8}.book-brain-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:24px;display:grid}.brain-card{background:#fffdf8;border:1px solid #e4d9c6;border-radius:22px;padding:22px;box-shadow:0 12px 34px #3f30170f}.brain-card header{justify-content:space-between;gap:12px;display:flex}.brain-card h2{margin:0;font-size:1.25rem}.brain-status{background:#eee5d6;border-radius:999px;padding:6px 10px;font-size:.78rem}.brain-status.ready{color:#356646;background:#e7f5ea}.brain-stat{gap:22px;margin:18px 0;display:flex}.brain-stat strong{font-size:1.45rem;display:block}.brain-stat small{color:#756b5d}.brain-actions{flex-wrap:wrap;gap:10px;display:flex}.brain-btn{cursor:pointer;background:#fff;border:1px solid #cdbb9d;border-radius:12px;padding:10px 14px;font-weight:700}.brain-btn.primary{color:#fff;background:#19160f;border-color:#19160f}.brain-btn:disabled{opacity:.5;cursor:not-allowed}.brain-progress{background:#eee7dc;border-radius:999px;height:10px;margin:14px 0;overflow:hidden}.brain-progress span{background:linear-gradient(90deg,#9c793b,#d3b16f);height:100%;display:block}.brain-note{background:#fff9ec;border-left:4px solid #b48a45;border-radius:14px;margin-top:22px;padding:16px 18px;line-height:1.75}.brain-log{white-space:pre-wrap;color:#e8dec8;background:#14120f;border-radius:14px;max-height:240px;margin-top:12px;padding:14px;font-size:.82rem;overflow:auto}.brain-file{margin:12px 0;display:block}.brain-file input{margin-top:7px;display:block}.brain-warning{color:#a33b2d;font-weight:700}@media (width<=820px){.book-brain-grid{grid-template-columns:1fr}.book-brain-hero{flex-direction:column}}.brain-add{margin-top:24px}.brain-input{background:#fff;border:1px solid #cdbb9d;border-radius:12px;width:100%;max-width:420px;margin-top:14px;padding:11px 13px;font-size:1rem}.brain-empty{color:#756b5d}.brain-chunks{background:#fffaf0;border:1px solid #e4d9c6;border-radius:14px;margin-top:14px;padding:12px 14px}.brain-chunks summary{cursor:pointer;align-items:center;gap:7px;font-weight:800;display:flex}.brain-chunk-list{gap:10px;max-height:420px;margin-top:10px;display:grid;overflow:auto}.brain-chunk{background:#fff;border:1px solid #e8dfcd;border-radius:12px;padding:10px 12px}.brain-chunk strong{color:#8a7754;margin-bottom:6px;font-size:.78rem;display:block}.brain-chunk p{white-space:pre-wrap;color:#24211b;margin:0;font-size:.9rem;line-height:1.75}