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var(--canvas)}.fqa-dialog{position:absolute;bottom:66px;right:0;width:360px;height:480px;background:var(--surface-1);border:1px solid var(--hairline);border-radius:18px;box-shadow:0 12px 48px #00000026,0 2px 8px #00000014;display:flex;flex-direction:column;overflow:hidden;z-index:999;opacity:0;transform:translateY(16px) scale(.97);pointer-events:none;transform-origin:bottom right;transition:opacity .22s ease,transform .22s cubic-bezier(.34,1.4,.64,1)}.fqa-dialog.flip-down{bottom:auto;top:66px;transform-origin:top right;transform:translateY(-16px) scale(.97)}.fqa-dialog.flip-down.open{transform:translateY(0) scale(1)}.fqa-dialog.open{opacity:1;transform:translateY(0) scale(1);pointer-events:all}.fqa-header{display:flex;align-items:center;gap:8px;padding:14px 16px;border-bottom:1px solid var(--hairline);flex-shrink:0;background:var(--surface-1)}.fqa-header-icon{width:26px;height:26px;border-radius:50%;background:#5e6ad21f;color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.fqa-header-title{font-size:13px;font-weight:600;color:var(--ink)}.fqa-badge{font-size:10px;font-weight:600;padding:2px 7px;border-radius:9999px;background:#5e6ad21f;color:var(--primary);margin-left:auto}.fqa-close-btn{width:26px;height:26px;border-radius:50%;border:none;background:transparent;color:var(--ink-tertiary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s,color .15s}.fqa-close-btn:hover{background:var(--surface-2);color:var(--ink)}.fqa-messages{flex:1;overflow-y:auto;padding:14px 16px;display:flex;flex-direction:column;gap:10px}.fqa-msg{display:flex;align-items:flex-start;gap:8px}.fqa-msg.user{flex-direction:row-reverse}.fqa-avatar{width:24px;height:24px;border-radius:50%;background:#5e6ad21f;color:var(--primary);display:flex;align-items:center;justify-content:center;flex-shrink:0}.fqa-bubble{max-width:82%;padding:8px 12px;border-radius:14px;font-size:12px;line-height:1.65;background:var(--surface-2);color:var(--ink-muted);white-space:pre-wrap}.fqa-msg.user .fqa-bubble{background:var(--primary);color:#fff;border-bottom-right-radius:4px}.fqa-msg.assistant .fqa-bubble{border-bottom-left-radius:4px}.fqa-typing{display:flex;align-items:center;gap:4px;padding:10px 14px}.fqa-typing span{width:6px;height:6px;border-radius:50%;background:var(--ink-tertiary);animation:fqa-bounce 1.2s infinite}.fqa-typing span:nth-child(2){animation-delay:.2s}.fqa-typing span:nth-child(3){animation-delay:.4s}@keyframes fqa-bounce{0%,80%,to{transform:translateY(0)}40%{transform:translateY(-5px)}}.fqa-input-row{display:flex;align-items:flex-end;gap:8px;padding:10px 16px;border-top:1px solid var(--hairline);flex-shrink:0}.fqa-input{flex:1;background:var(--surface-2);border:1px solid var(--hairline-strong);border-radius:12px;padding:8px 12px;color:var(--ink);font-size:12px;font-family:inherit;resize:none;outline:none;line-height:1.5}.fqa-input:focus{border-color:var(--primary-focus)}.fqa-send-btn{width:34px;height:34px;border-radius:10px;border:none;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:background .15s,opacity .15s}.fqa-send-btn:hover{background:var(--primary-hover)}.fqa-send-btn:disabled{opacity:.4;cursor:not-allowed}.markdown-preview{background:var(--surface-2);border:1px solid var(--hairline);border-radius:var(--radius-md);padding:14px;font-size:12px;line-height:1.7;color:var(--ink-muted);white-space:pre-wrap;word-break:break-word;max-height:500px;overflow-y:auto;font-family:Menlo,Monaco,monospace}@media (max-width: 768px){.top-nav-hamburger{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);border:none;background:transparent;color:var(--ink-subtle);cursor:pointer;flex-shrink:0;margin-right:4px;transition:background .15s,color .15s}.top-nav-hamburger:hover{background:var(--surface-2);color:var(--ink)}.top-nav{padding:0 10px;gap:0}.top-nav-brand{margin-right:0;flex:1;min-width:0}.top-nav-title{font-size:12px;overflow:hidden;text-overflow:ellipsis}.top-nav-tabs{gap:2px}.top-nav-tab{padding:6px 10px;font-size:12px;gap:4px}.top-nav-tab-label,.top-nav-version{display:none}.left-panel-wrap{position:fixed;left:0;top:48px;bottom:0;width:300px;z-index:300;transform:translate(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1),box-shadow .28s;box-shadow:none}.left-panel-wrap.mobile-open{transform:translate(0);box-shadow:6px 0 32px #0003}.panel-toggle-btn{display:none!important}.mobile-drawer-overlay{position:fixed;top:48px;right:0;bottom:0;left:0;background:#00000073;z-index:299;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}.right-panel{overflow-x:hidden;padding:14px}.charts-grid,.bill-grid{grid-template-columns:1fr;min-width:0;gap:12px}.bill-summary-row{grid-template-columns:1fr 1fr;gap:8px}.bill-summary-card{padding:12px}.bill-summary-value{font-size:16px}.fee-card{padding:14px}.fee-card-total{font-size:14px}.fqa-wrap{bottom:16px;right:16px}.fqa-dialog{position:fixed;left:0;right:0;bottom:0;top:auto;width:100%;height:70svh;border-radius:20px 20px 0 0;transform-origin:bottom center}.fqa-dialog.flip-down{top:0;bottom:auto;border-radius:0 0 20px 20px;transform-origin:top center}.check-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.check-table{min-width:320px}.upload-zone{padding:20px 16px}}.top-nav-hamburger{display:none}