.fb-head{text-align:center;margin-bottom:var(--spacing-8)}.fb-head h1{font-size:1.75rem;font-weight:700;color:var(--gray-900);margin-bottom:var(--spacing-2)}.fb-head p{font-size:.95rem;color:var(--gray-500);line-height:1.6}.fb-panel{background:var(--bg-tertiary);border:1px solid var(--gray-200);border-radius:var(--radius-xl);padding:var(--spacing-6);margin-bottom:var(--spacing-4)}.fb-section-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--gray-400);margin-bottom:var(--spacing-4)}.fb-types{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--spacing-3);margin-bottom:var(--spacing-2)}.fb-type-btn{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-2);padding:var(--spacing-4);border-radius:var(--radius-xl);border:1.5px solid var(--gray-200);background:transparent;cursor:pointer;font-family:inherit;transition:all var(--transition);text-align:center}.fb-type-btn:hover{border-color:var(--primary-900);background:rgba(108,92,231,.04)}.fb-type-btn.on{border-color:var(--primary-900);background:rgba(108,92,231,.07)}.fb-type-icon{font-size:1.5rem;line-height:1}.fb-type-lbl{font-size:.82rem;font-weight:600;color:var(--gray-700)}.fb-type-sub{font-size:.72rem;color:var(--gray-400);line-height:1.4}.fb-type-btn.on .fb-type-lbl{color:var(--primary-900)}.fb-stars{display:flex;gap:var(--spacing-2);margin-bottom:var(--spacing-1)}.fb-star{font-size:1.6rem;cursor:pointer;transition:transform .1s;line-height:1;filter:grayscale(1) opacity(.4)}.fb-star:hover,.fb-star.on{filter:none;transform:scale(1.15)}.fb-star-hint{font-size:.78rem;color:var(--gray-400);height:18px;transition:all .15s}.fb-field{margin-bottom:var(--spacing-4)}.fb-field:last-child{margin-bottom:0}.fb-label{font-size:.8rem;font-weight:600;color:var(--gray-600);margin-bottom:var(--spacing-2);display:flex;align-items:center;justify-content:space-between}.fb-label-opt{font-size:.72rem;font-weight:400;color:var(--gray-400)}.fb-input{width:100%;box-sizing:border-box}.fb-textarea{width:100%;min-height:200px;resize:vertical;box-sizing:border-box;font-size:.875rem;line-height:1.7}.fb-char-hint{font-size:.72rem;color:var(--gray-400);text-align:right;margin-top:4px}.fb-upload{border:1.5px dashed var(--gray-200);border-radius:var(--radius-lg);padding:var(--spacing-5);text-align:center;cursor:pointer;transition:all var(--transition);background:var(--bg-secondary);position:relative}.fb-upload:hover{border-color:var(--primary-900);background:rgba(108,92,231,.03)}.fb-upload input{position:absolute;inset:0;opacity:0;cursor:pointer}.fb-upload-icon{font-size:1.5rem;margin-bottom:var(--spacing-2)}.fb-upload-text{font-size:.82rem;color:var(--gray-500)}.fb-upload-hint{font-size:.72rem;color:var(--gray-400);margin-top:4px}.fb-preview{display:flex;flex-wrap:wrap;gap:var(--spacing-2);margin-top:var(--spacing-3)}.fb-preview-item{position:relative;width:72px;height:72px}.fb-preview-item img{width:100%;height:100%;object-fit:cover;border-radius:var(--radius-md);border:1px solid var(--gray-200)}.fb-preview-rm{position:absolute;top:-6px;right:-6px;width:18px;height:18px;border-radius:50%;background:var(--gray-700);color:#fff;font-size:.65rem;border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;line-height:1}.fb-submit{width:100%;height:52px;font-size:1rem;font-weight:700;margin-top:var(--spacing-2)}.fb-success{display:none;text-align:center;padding:var(--spacing-12) var(--spacing-6)}.fb-success-icon{font-size:3rem;margin-bottom:var(--spacing-4);animation:popIn .4s cubic-bezier(.34,1.56,.64,1)}.fb-success h2{font-size:1.3rem;font-weight:700;color:var(--gray-900);margin-bottom:var(--spacing-3)}.fb-success p{font-size:.9rem;color:var(--gray-500);line-height:1.7;margin-bottom:var(--spacing-6)}@keyframes popIn{from{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.fb-history-item{display:flex;align-items:flex-start;gap:var(--spacing-3);padding:var(--spacing-3) 0;border-bottom:1px solid var(--gray-200)}.fb-history-item:last-child{border-bottom:0}.fb-hist-type{font-size:.65rem;font-weight:600;padding:2px 8px;border-radius:var(--radius-full);flex-shrink:0;margin-top:2px}.type-bug{background:rgba(239,68,68,.1);color:#ef4444}.type-feature{background:rgba(108,92,231,.1);color:var(--primary-900)}.type-question{background:rgba(59,130,246,.1);color:#3b82f6}.type-other{background:var(--bg-secondary);color:var(--gray-500)}.fb-hist-body{flex:1;min-width:0}.fb-hist-text{font-size:.85rem;color:var(--gray-700);line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.fb-hist-meta{font-size:.72rem;color:var(--gray-400);margin-top:3px;display:flex;gap:var(--spacing-3)}.fb-hist-status{font-size:.7rem;font-weight:600}.status-pending{color:var(--gray-400)}.status-received{color:#f59e0b}.status-resolved{color:#10b981}@media(max-width:560px){.fb-types{grid-template-columns:repeat(2,1fr);gap:var(--spacing-2)}.fb-type-btn{padding:var(--spacing-3)}.fb-type-icon{font-size:1.2rem}.fb-head h1{font-size:1.4rem}}