.preview-mask[data-v-41b9ed60]{position:fixed;top:0;right:0;bottom:0;left:0;background:#000000eb;display:flex;align-items:center;justify-content:center;z-index:999}.preview-img[data-v-41b9ed60]{max-width:100%;max-height:90vh;object-fit:contain;border-radius:4px}.preview-close[data-v-41b9ed60]{position:absolute;top:16px;right:16px;font-size:22px;color:#fff;background:#0006;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center}.fade-enter-active[data-v-41b9ed60],.fade-leave-active[data-v-41b9ed60]{transition:opacity .25s}.fade-enter-from[data-v-41b9ed60],.fade-leave-to[data-v-41b9ed60]{opacity:0}.image-message[data-v-3a8df0e9]{position:relative;cursor:pointer}.msg-image[data-v-3a8df0e9]{max-width:200px;max-height:200px;border-radius:4px;object-fit:cover;display:block}.img-loading[data-v-3a8df0e9]{position:absolute;top:0;right:0;bottom:0;left:0;background:#fff9;display:flex;align-items:center;justify-content:center;font-size:12px;color:#666}.file-message[data-v-dd7b0cb5]{display:flex;align-items:center;gap:10px;min-width:180px;max-width:240px;padding:6px 4px;border-radius:6px;transition:background .15s}.file-message.clickable[data-v-dd7b0cb5]{cursor:pointer}.file-message.clickable[data-v-dd7b0cb5]:hover{background:#0000000a}.file-icon-box[data-v-dd7b0cb5]{width:40px;height:40px;border-radius:6px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.file-icon-text[data-v-dd7b0cb5]{font-size:13px;font-weight:700;letter-spacing:.5px}.file-info[data-v-dd7b0cb5]{flex:1;min-width:0}.file-name[data-v-dd7b0cb5]{font-size:14px;color:inherit;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-size[data-v-dd7b0cb5]{font-size:11px;color:#888;margin-top:2px}.bubble-and-status[data-v-b9f698c1]{display:flex;align-items:flex-end;gap:6px;min-width:0;max-width:calc(100% - 40px)}.bubble-and-status.self[data-v-b9f698c1]{flex-direction:row-reverse}.bubble-text[data-v-b9f698c1]{font-size:15px;line-height:1.5;overflow-wrap:break-word;word-break:normal;white-space:pre-wrap}.slide-up-enter-active[data-v-3e1fdc51],.slide-up-leave-active[data-v-3e1fdc51]{transition:all .2s ease}.slide-up-enter-from[data-v-3e1fdc51],.slide-up-leave-to[data-v-3e1fdc51]{opacity:0;transform:translateY(100%)}.attach-close-btn[data-v-3e1fdc51]{position:absolute;top:8px;right:12px;width:28px;height:28px;border:none;background:#00000014;border-radius:50%;font-size:14px;color:var(--cd-text-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer}.lang-switch[data-v-8f07f9d5]{position:relative;flex:0 0 auto}.lang-trigger[data-v-8f07f9d5]{display:flex;align-items:center;gap:4px;height:28px;padding:0 8px;border:1px solid var(--cd-border, #e6e8eb);border-radius:14px;background:transparent;color:var(--cd-text-secondary, #6b7280);font-size:12px;font-weight:600;line-height:1;cursor:pointer}.lang-trigger[data-v-8f07f9d5]:hover{color:var(--cd-brand, #2f6fed);border-color:var(--cd-brand, #2f6fed)}.lang-code[data-v-8f07f9d5]{min-width:16px}.lang-menu[data-v-8f07f9d5]{position:absolute;top:calc(100% + 6px);right:0;z-index:20;min-width:132px;margin:0;padding:4px;list-style:none;background:var(--cd-surface, #fff);border:1px solid var(--cd-border, #e6e8eb);border-radius:10px;box-shadow:0 6px 20px #0000001f}.lang-item[data-v-8f07f9d5]{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding:8px 10px;border:0;border-radius:6px;background:transparent;color:var(--cd-text, #1f2329);font-size:13px;text-align:left;white-space:nowrap;cursor:pointer}.lang-item[data-v-8f07f9d5]:hover{background:var(--cd-surface-muted, #f9fafb)}.lang-item.active[data-v-8f07f9d5]{color:var(--cd-brand, #2f6fed);font-weight:600}.tick[data-v-8f07f9d5]{font-size:12px}.lang-pop-enter-active[data-v-8f07f9d5],.lang-pop-leave-active[data-v-8f07f9d5]{transition:opacity .12s ease,transform .12s ease}.lang-pop-enter-from[data-v-8f07f9d5],.lang-pop-leave-to[data-v-8f07f9d5]{opacity:0;transform:translateY(-4px)}.staff-status[data-v-f2141c50]{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:400;color:var(--cd-text-light);line-height:1.2}.staff-status.online[data-v-f2141c50]{color:var(--cd-success)}.staff-dot[data-v-f2141c50]{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block;flex-shrink:0}.offline-hint[data-v-f2141c50]{flex-shrink:0;padding:9px 16px;background:var(--cd-warning-bg);color:var(--cd-warning-text);font-size:12px;line-height:1.45;text-align:center;border-bottom:1px solid var(--cd-warning-border)}.back-confirm-mask[data-v-f2141c50]{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;display:flex;align-items:center;justify-content:center;z-index:9999}.back-confirm-dialog[data-v-f2141c50]{background:var(--cd-surface);border-radius:var(--cd-radius);width:min(300px,calc(100vw - 48px));padding:24px 20px 16px;text-align:center;box-shadow:var(--cd-shadow)}.back-confirm-text[data-v-f2141c50]{font-size:15px;color:var(--cd-text);margin:0 0 20px;line-height:1.5}.back-confirm-btns[data-v-f2141c50]{display:flex;gap:12px}.back-confirm-btns button[data-v-f2141c50]{flex:1;height:40px;border:none;border-radius:var(--cd-radius-sm);font-size:15px;cursor:pointer;white-space:nowrap}.back-confirm-cancel[data-v-f2141c50]{background:var(--cd-surface-muted);color:var(--cd-text-secondary)}.back-confirm-ok[data-v-f2141c50]{background:var(--cd-brand);color:#fff}.fade-enter-active[data-v-f2141c50],.fade-leave-active[data-v-f2141c50]{transition:opacity .2s}.fade-enter-from[data-v-f2141c50],.fade-leave-to[data-v-f2141c50]{opacity:0}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{width:100%;height:100%;font-size:14px;font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;overflow:hidden}#app{width:100%;height:100%;overflow:hidden}a{text-decoration:none;color:inherit}ul,ol{list-style:none}img{max-width:100%;display:block}button{border:none;outline:none;background:none;cursor:pointer;font-family:inherit}input,textarea{outline:none;border:none;background:none;font-family:inherit}:root{--cd-bg: #f4f5f7;--cd-surface: #ffffff;--cd-surface-muted: #f9fafb;--cd-header-bg: #ffffff;--cd-border: #e6e8eb;--cd-border-strong: #d5d8dd;--cd-brand: #2f6fed;--cd-brand-dark: #2258c6;--cd-brand-soft: #eaf1fe;--cd-success: #1f9d55;--cd-warning-bg: #fff8e6;--cd-warning-text: #8a6d3b;--cd-warning-border: #f2e2bd;--cd-danger: #e5484d;--cd-text: #1c1f23;--cd-text-secondary: #6b7280;--cd-text-light: #9aa1ab;--cd-bubble-self-bg: #2f6fed;--cd-bubble-self-text: #ffffff;--cd-bubble-other-bg: #ffffff;--cd-bubble-other-text: #1c1f23;--cd-header-height: 56px;--cd-avatar-size: 36px;--cd-radius-sm: 8px;--cd-radius: 12px;--cd-radius-lg: 18px;--cd-shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);--cd-shadow: 0 4px 16px rgba(16, 24, 40, .08)}.chat-container{display:flex;flex-direction:column;width:100%;height:100%;background:var(--cd-bg);overflow:hidden;position:fixed;top:0;left:0;color:var(--cd-text)}.chat-header{flex-shrink:0;display:flex;align-items:center;gap:10px;min-height:var(--cd-header-height);background:var(--cd-header-bg);border-bottom:1px solid var(--cd-border);padding:8px 12px;padding-top:calc(8px + env(safe-area-inset-top,0px));position:relative;z-index:10}.chat-header .back-btn,.chat-header .more-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:var(--cd-radius-sm);color:var(--cd-text-secondary);font-size:18px;flex-shrink:0;background:none;border:none;cursor:pointer}.chat-header .back-btn:active,.chat-header .more-btn:active{background:var(--cd-surface-muted)}.chat-header .staff-avatar{width:var(--cd-avatar-size);height:var(--cd-avatar-size);border-radius:50%;flex-shrink:0;overflow:hidden;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:#fff}.chat-header .staff-avatar img{width:100%;height:100%;object-fit:cover}.chat-header .title-block{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.chat-header .title{font-size:15px;font-weight:600;color:var(--cd-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;line-height:1.2}.chat-messages{flex:1;min-height:0;overflow-y:auto;overflow-x:hidden;padding:12px 0 4px;-webkit-overflow-scrolling:touch;overscroll-behavior-y:contain}.load-more-hint{text-align:center;padding:8px 0;font-size:12px;color:var(--cd-text-light)}.message-time{text-align:center;padding:10px 0 6px;font-size:11px;color:var(--cd-text-light)}.message-item{display:flex;align-items:flex-end;padding:3px 14px;gap:8px}.message-item.self{flex-direction:row-reverse}.avatar{width:30px;height:30px;border-radius:50%;overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:#fff;background:var(--cd-brand);align-self:flex-end;margin-bottom:2px}.message-item.self .avatar{background:var(--cd-text-light)}.avatar img{width:100%;height:100%;object-fit:cover}.bubble-wrapper{display:flex;flex-direction:column;min-width:0;max-width:min(78vw,520px)}.bubble-arrow{display:none}.message-bubble{padding:9px 13px;border-radius:var(--cd-radius-lg);overflow-wrap:break-word;word-break:normal;line-height:1.5;font-size:15px;box-shadow:var(--cd-shadow-sm)}.message-bubble.other{background:var(--cd-bubble-other-bg);color:var(--cd-bubble-other-text);border-bottom-left-radius:6px}.message-bubble.self{background:var(--cd-bubble-self-bg);color:var(--cd-bubble-self-text);border-bottom-right-radius:6px}.message-bubble.media{padding:4px;background:var(--cd-surface);color:var(--cd-text)}.message-status{font-size:11px;color:var(--cd-text-light);align-self:flex-end;margin-bottom:4px;flex-shrink:0;white-space:nowrap}.message-status.failed{color:var(--cd-danger)}.chat-input-area{flex-shrink:0;display:flex;align-items:flex-end;gap:6px;padding:8px 10px;padding-bottom:calc(8px + env(safe-area-inset-bottom,0px));background:var(--cd-surface);border-top:1px solid var(--cd-border)}.attach-btn{width:34px;height:34px;display:flex;align-items:center;justify-content:center;border-radius:var(--cd-radius-sm);flex-shrink:0;font-size:19px;background:none;border:none;cursor:pointer;line-height:1}.attach-btn:active{background:var(--cd-surface-muted)}.send-btn{background:var(--cd-brand);color:#fff;font-size:14px;font-weight:600;width:auto;min-width:56px;padding:0 14px;height:34px;border:none;border-radius:var(--cd-radius-sm);flex-shrink:0;cursor:pointer;white-space:nowrap}.send-btn:active{background:var(--cd-brand-dark)}.chat-textarea{flex:1;min-width:0;min-height:34px;max-height:110px;background:var(--cd-surface-muted);border:1px solid var(--cd-border);border-radius:var(--cd-radius);padding:7px 12px;font-size:15px;line-height:1.4;color:var(--cd-text);resize:none;overflow-y:auto;font-family:inherit}.chat-textarea:focus{outline:none;border-color:var(--cd-brand);background:var(--cd-surface)}.attach-popup{position:fixed;bottom:0;left:0;right:0;background:var(--cd-surface);border-top:1px solid var(--cd-border);padding:44px 20px calc(20px + env(safe-area-inset-bottom,0px));display:flex;gap:24px;z-index:20;box-shadow:0 -4px 20px #10182814}.attach-item{display:flex;flex-direction:column;align-items:center;gap:8px;font-size:12px;color:var(--cd-text-secondary);cursor:pointer}.attach-item-icon{width:54px;height:54px;border-radius:var(--cd-radius);background:var(--cd-surface-muted);border:1px solid var(--cd-border);display:flex;align-items:center;justify-content:center;font-size:24px}.chat-loading{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--cd-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;z-index:50;font-size:14px;color:var(--cd-text-secondary)}.chat-error{position:absolute;top:0;right:0;bottom:0;left:0;background:var(--cd-bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;padding:24px;text-align:center}.chat-error p{color:var(--cd-text-secondary);font-size:14px;line-height:1.5;max-width:300px}.chat-error .retry-btn{padding:10px 26px;background:var(--cd-brand);border:none;border-radius:var(--cd-radius-sm);font-size:15px;color:#fff;cursor:pointer}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:26px;height:26px;border:3px solid var(--cd-border);border-top-color:var(--cd-brand);border-radius:50%;animation:spin .8s linear infinite}