.gc-root{--gc-bg:#fff;--gc-bg-soft:#f5f7fa;--gc-bg-input:#edf0f5;--gc-bubble-user:linear-gradient(135deg, var(--brand), #102a52);--gc-bubble-bot:#edf0f5;--gc-ink-1:#1a2231;--gc-ink-2:#43526a;--gc-ink-3:#5d6e86;--gc-line:#0b1e3d14;--gc-line-strong:#2c3748;--gc-brand:#143467;--gc-brand-soft:#2a4a75;--gc-green:#22706b;--gc-amber:#8a5a17;--gc-red:#9f382c;--gc-shadow:0 32px 80px -16px #061226b3, 0 8px 24px #06122666}.gc-root[data-theme=light]{--gc-shadow:0 32px 80px -16px #0b1e3d40, 0 8px 24px #0b1e3d1a}.gc-root{z-index:9999;color:var(--gc-ink-1);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.55;position:fixed;bottom:24px;right:24px}.gc-fab{color:#fff;cursor:pointer;width:56px;height:56px;box-shadow:var(--shadow-float);transition:transform .25s var(--ease-soft,ease), box-shadow .25s ease;background:0 0;border:none;border-radius:50%;justify-content:center;align-items:center;display:flex;position:relative}.gc-fab:hover{transform:translateY(-2px);box-shadow:0 10px 26px -6px #0b1e3d38}.gc-fab:active{transform:translateY(0)}.gc-fab:focus-visible{outline-offset:2px;outline:2px solid #fff;box-shadow:0 0 0 4px #143467}.gc-fab:after{content:"";pointer-events:none;border:1px solid #14346747;border-radius:50%;position:absolute;top:-3px;bottom:-3px;left:-3px;right:-3px}.gc-fab:has(.gc-fab__badge:not([hidden])):after{border:2px solid #14346780;animation:2.4s ease-out infinite gc-fab-pulse}@keyframes gc-fab-pulse{0%{opacity:.6;transform:scale(1)}70%{opacity:0;transform:scale(1.22)}to{opacity:0;transform:scale(1.22)}}.gc-root:has(.gc-panel.is-open) .gc-fab:after{opacity:0;animation:none}.gc-fab svg{width:56px;height:56px;display:block}.gc-fab__badge{border-radius:var(--radius-control);background:var(--gc-red);color:#fff;text-align:center;min-width:18px;height:18px;box-shadow:0 0 0 2px var(--gc-bg);pointer-events:none;padding:0 5px;font-size:11px;font-weight:600;line-height:18px;position:absolute;top:-2px;right:-2px}.gc-fab__badge[hidden]{display:none}.gc-panel{background:var(--gc-bg);border:1px solid var(--gc-line);border-radius:var(--radius-surface);width:380px;height:600px;max-height:calc(100vh - 120px);box-shadow:var(--gc-shadow);opacity:0;transform-origin:100% 100%;pointer-events:none;flex-direction:column;transition:opacity .22s,transform .22s cubic-bezier(.2,.8,.2,1);display:flex;position:fixed;overflow:hidden;transform:translateY(16px)scale(.96)}.gc-panel.is-open{opacity:1;pointer-events:auto;transform:translateY(0)scale(1)}.gc-panel__head{background:var(--gc-bg-soft);border-bottom:1px solid var(--gc-line);cursor:grab;-webkit-user-select:none;-moz-user-select:none;user-select:none;flex:none;align-items:center;gap:10px;padding:14px 16px;display:flex}.gc-panel__head.is-dragging{cursor:grabbing}.gc-panel__resize{cursor:nwse-resize;z-index:10;background:linear-gradient(135deg, transparent 50%, var(--gc-line-strong) 50% 60%, transparent 60% 70%, var(--gc-line-strong) 70% 80%, transparent 80%);opacity:.5;border-bottom-right-radius:16px;width:18px;height:18px;transition:opacity .15s;position:absolute;bottom:0;right:0}.gc-panel__resize:hover{opacity:1}.gc-panel__avatar{width:40px;height:40px;color:var(--gc-ink-1);background:0 0;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;display:flex;overflow:hidden}.gc-panel__avatar svg{object-fit:contain;width:100%;height:100%;display:block}.gc-panel__titlewrap{flex:auto;min-width:0}.gc-panel__title{color:var(--gc-ink-1);margin:0;font-size:14px;font-weight:600;line-height:1.3}.gc-panel__subtitle{color:var(--gc-ink-3);align-items:center;gap:5px;margin:2px 0 0;font-size:11px;display:flex}.gc-panel__status-dot{background:var(--gc-green);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 3px #22706b33}.gc-icon-btn{width:30px;height:30px;color:var(--gc-ink-2);border-radius:var(--radius-control);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;transition:background .15s,color .15s;display:inline-flex}.gc-icon-btn:hover{background:var(--gc-line);color:var(--gc-ink-1)}.gc-icon-btn svg{width:18px;height:18px}.gc-transfer-btn{border:1px solid var(--gc-line);height:30px;color:var(--gc-ink-2);border-radius:var(--radius-control);cursor:pointer;white-space:nowrap;background:0 0;padding:0 12px;font-size:12px;transition:all .15s}.gc-transfer-btn:hover{border-color:var(--gc-brand);color:var(--gc-brand)}.gc-panel__body{overscroll-behavior:contain;background:var(--gc-bg);scroll-behavior:smooth;flex:auto;padding:16px;overflow-y:auto}.gc-panel__body::-webkit-scrollbar{width:6px}.gc-panel__body::-webkit-scrollbar-thumb{background:var(--gc-line);border-radius:var(--radius-control)}.gc-panel__body::-webkit-scrollbar-thumb:hover{background:var(--gc-ink-3)}.gc-system-msg{text-align:center;color:var(--gc-ink-3);background:var(--gc-bg-soft);border-radius:var(--radius-surface);max-width:80%;margin:8px auto;padding:6px 12px;font-size:12px;line-height:1.5}.gc-msg{gap:8px;margin-bottom:14px;animation:.3s gc-msg-in;display:flex}@keyframes gc-msg-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.gc-msg--user{flex-direction:row-reverse}.gc-msg__avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:600;display:flex}.gc-msg--bot .gc-msg__avatar{color:#fff;background:0 0;overflow:hidden}.gc-msg--bot .gc-msg__avatar svg{width:100%;height:100%;display:block}.gc-msg--user .gc-msg__avatar{background:var(--gc-bg-input);color:var(--gc-ink-2);border:1px solid var(--gc-line)}.gc-msg__main{min-width:0;max-width:78%}.gc-msg__ai-tag{color:var(--gc-brand,#143467);letter-spacing:.2px;-webkit-user-select:none;-moz-user-select:none;user-select:none;background:#14346714;border:1px solid #1434672e;border-radius:999px;margin-top:4px;padding:1px 7px;font-size:10px;line-height:1.6;display:inline-block}.gc-msg__bubble{border-radius:var(--radius-surface);word-break:break-word;white-space:pre-wrap;padding:10px 14px;font-size:13.5px;line-height:1.55}.gc-msg--bot .gc-msg__bubble{background-image:linear-gradient(180deg, var(--gc-brand), #1434678c);background-position:0 0;background-repeat:no-repeat;background-size:3px 100%;background-color:var(--gc-bubble-bot);color:var(--gc-ink-1);border:1px solid var(--gc-line);border-top-left-radius:4px}.gc-msg--user .gc-msg__bubble{background:var(--gc-bubble-user);color:#fff;border-top-right-radius:4px}.gc-msg__bubble a{color:var(--gc-brand-soft);text-underline-offset:2px;text-decoration:underline}.gc-msg__actions{opacity:0;gap:8px;margin-top:6px;transition:opacity .15s;display:flex}.gc-msg:hover .gc-msg__actions{opacity:1}.gc-feedback-btn{color:var(--gc-ink-3);border-radius:var(--radius-control);cursor:pointer;background:0 0;border:none;align-items:center;gap:3px;padding:2px 6px;font-size:11px;display:inline-flex}.gc-feedback-btn:hover{background:var(--gc-line);color:var(--gc-ink-2)}.gc-feedback-btn.is-active[data-vote="1"]{color:var(--gc-green)}.gc-feedback-btn.is-active[data-vote="0"]{color:var(--gc-red)}.gc-feedback-btn svg{width:13px;height:13px}.gc-report-btn{margin-left:2px}.gc-report-btn:hover{color:var(--gc-red,#b3382f);background:#b3382f14}.gc-card{border:1px solid var(--gc-line);border-radius:var(--radius-surface);background:var(--gc-bg-soft);cursor:pointer;color:var(--gc-ink-1);align-items:center;gap:8px;margin-top:8px;padding:10px 12px;text-decoration:none;transition:border-color .15s,background .15s;display:flex}.gc-card:hover{border-color:var(--gc-brand);background:var(--gc-bg-input)}.gc-card__icon{border-radius:var(--radius-control);width:28px;height:28px;color:var(--gc-brand);background:#9a622626;flex-shrink:0;justify-content:center;align-items:center;display:flex}.gc-card__icon svg{width:16px;height:16px}.gc-card__main{flex:1;min-width:0}.gc-card__label{color:var(--gc-ink-3);margin:0 0 1px;font-size:11px}.gc-card__title{color:var(--gc-ink-1);margin:0;font-size:13px;font-weight:500}.gc-card__arrow{color:var(--gc-ink-3);font-size:16px}.gc-typing{background:var(--gc-bubble-bot);border:1px solid var(--gc-line);border-radius:var(--radius-surface);border-top-left-radius:4px;align-items:center;gap:4px;padding:10px 14px;display:inline-flex}.gc-typing__dot{background:var(--gc-ink-3);border-radius:50%;width:6px;height:6px;animation:1.2s ease-in-out infinite gc-typing-bounce}.gc-typing__dot:nth-child(2){animation-delay:.15s}.gc-typing__dot:nth-child(3){animation-delay:.3s}@keyframes gc-typing-bounce{0%,60%,to{opacity:.5;transform:translateY(0)}30%{opacity:1;transform:translateY(-4px)}}.gc-quick{background:var(--gc-bg-soft);overscroll-behavior-x:contain;scrollbar-width:none;flex:none;gap:6px;padding:8px 12px;display:flex;overflow-x:auto}.gc-quick:empty{display:none}.gc-quick::-webkit-scrollbar{display:none}.gc-quick-btn{border:1px solid var(--gc-line);background:var(--gc-bg-soft);color:var(--gc-ink-2);border-radius:var(--radius-control);cursor:pointer;white-space:nowrap;flex-shrink:0;padding:6px 12px;font-size:12px;transition:all .15s}.gc-quick-btn:hover{border-color:var(--gc-brand);color:var(--gc-brand);background:var(--gc-bg-input)}.gc-panel__foot{border-top:1px solid var(--gc-line);background:var(--gc-bg-soft);flex:none;padding:10px 12px 12px}.gc-input-wrap{background:var(--gc-bg-input);border:1px solid var(--gc-line);border-radius:var(--radius-surface);align-items:flex-end;gap:8px;padding:6px 6px 6px 12px;transition:border-color .15s;display:flex}.gc-input-wrap.is-focus{border-color:var(--gc-brand)}.gc-input{color:var(--gc-ink-1);resize:vertical;background:0 0;border:none;outline:none;flex:1;min-height:48px;max-height:240px;padding:6px 0;font-family:inherit;font-size:13.5px;line-height:1.5;overflow-y:auto}.gc-input:focus-visible{outline:2px solid var(--gc-brand);outline-offset:2px}.gc-input::placeholder{color:var(--gc-ink-3)}.gc-send-btn{border-radius:var(--radius-control);background:linear-gradient(135deg, var(--brand), var(--brand-deep));color:#fff;cursor:pointer;border:none;flex-shrink:0;justify-content:center;align-items:center;width:32px;height:32px;transition:opacity .15s,transform .15s;display:flex}.gc-send-btn:disabled{opacity:.4;cursor:not-allowed}.gc-send-btn:not(:disabled):hover{transform:scale(1.05)}.gc-send-btn svg{width:16px;height:16px}.gc-input-hint{color:var(--gc-ink-3);justify-content:space-between;margin:6px 4px 0;font-size:11px;display:flex}.gc-input-hint.is-error{color:var(--gc-red)}.gc-mask{z-index:-1;opacity:0;background:#00000080;transition:opacity 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.gc-field__error{display:block}.gc-form__foot{border-top:1px solid var(--gc-line);flex:none;gap:8px;padding:12px 16px;display:flex}.gc-btn{border:1px solid var(--gc-line);height:38px;color:var(--gc-ink-2);border-radius:var(--radius-control);cursor:pointer;background:0 0;flex:1;font-size:13px;transition:all .15s}.gc-btn:hover{background:var(--gc-bg-input);color:var(--gc-ink-1)}.gc-btn--primary{background:linear-gradient(135deg, var(--brand), var(--brand-deep));color:#fff;border:none;font-weight:500}.gc-btn--primary:hover{background:var(--brand);color:#fff}.gc-btn--primary:disabled{opacity:.5;cursor:not-allowed}.gc-form__success{text-align:center;padding:40px 20px}.gc-form__success-icon{width:56px;height:56px;color:var(--gc-green);background:#22706b26;border-radius:50%;justify-content:center;align-items:center;margin-bottom:14px;display:inline-flex}.gc-form__success-icon svg{width:28px;height:28px}.gc-form__success-title{color:var(--gc-ink-1);margin:0 0 6px;font-size:15px;font-weight:600}.gc-form__success-desc{color:var(--gc-ink-3);margin:0;font-size:12px;line-height:1.6}.gc-toast{background:var(--gc-bg-soft);color:var(--gc-ink-1);border:1px solid var(--gc-line);border-radius:var(--radius-surface);box-shadow:var(--gc-shadow);opacity:0;pointer-events:none;z-index:20;padding:8px 16px;font-size:12px;transition:opacity .2s,bottom .2s;position:absolute;bottom:80px;left:50%;transform:translate(-50%)}.gc-toast.is-visible{opacity:1;bottom:90px}.gc-toast.is-error{border-color:var(--gc-red);color:var(--gc-red)}.gc-toast.is-success{border-color:var(--gc-green);color:var(--gc-green)}@media (max-width:640px),(pointer:coarse) and (max-width:1024px),(max-height:500px){.gc-root{right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px))}.gc-fab,.gc-fab svg{width:50px;height:50px}.gc-panel{border:none;border-radius:0;max-height:none;width:100vw!important;height:var(--gc-vv-height,100dvh)!important;top:0!important;left:0!important}.gc-input{font-size:16px}.gc-panel__resize{display:none}.gc-panel__head{cursor:default;padding-top:calc(14px + env(safe-area-inset-top,0px))}.gc-panel__foot{padding-bottom:calc(12px + env(safe-area-inset-bottom,0px))}}@media (pointer:coarse){.gc-send-btn,.gc-icon-btn{position:relative}.gc-send-btn:after{content:"";width:44px;height:44px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.gc-icon-btn:after{content:"";width:40px;height:40px;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.gc-transfer-btn{min-height:40px}.gc-quick-btn{min-height:44px;padding-top:10px;padding-bottom:10px}.gc-feedback-btn{padding:8px 10px}.gc-msg__actions{opacity:1}}.gc-icon-btn:focus-visible{outline:2px solid var(--gc-brand);outline-offset:2px}.gc-transfer-btn:focus-visible{outline:2px solid 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