.hubao-support{--hubao-ink:#223e51;--hubao-muted:#5c727e;--hubao-line:#d6e3e8;--hubao-purple:#716193;font-family:Arial,'Microsoft YaHei',sans-serif;line-height:1.6}
.hubao-support[hidden]{display:none!important}
.hubao-trigger{position:fixed;right:24px;bottom:28px;z-index:45;display:flex;align-items:center;gap:11px;padding:8px 17px 8px 8px;border:1px solid #d6e3e8;border-radius:40px;background:#fffffff2;box-shadow:0 6px 24px #173c5024;color:var(--hubao-ink);transition:transform .2s,box-shadow .2s;max-width:calc(100vw - 32px)}
.hubao-trigger:hover{transform:translateY(-3px);box-shadow:0 9px 28px #173c5036}.hubao-trigger-copy{text-align:left;display:grid;line-height:1.3;gap:3px}.hubao-trigger-copy strong{font-size:11px;letter-spacing:1.5px;font-weight:600}.hubao-trigger-label{font-size:13px}.hubao-availability{font-size:10px;color:#316a6b;border:1px solid #d1e3dd;border-radius:12px;background:#f1f8f5;padding:2px 5px;align-self:flex-start;margin-top:2px}
.hubao-avatar{position:relative;display:block;flex:0 0 48px;width:48px;height:48px;border-radius:50%;overflow:hidden;background:#ebe7f0;border:1px solid #ddd5e6}.hubao-avatar img{position:absolute;max-width:none;width:108px;height:auto;left:-25px;top:-6px;pointer-events:none}
.hubao-panel{position:fixed;inset:auto 24px 26px auto;margin:0;padding:0;width:390px;max-width:calc(100vw - 32px);height:650px;max-height:calc(100dvh - 48px);border:1px solid var(--hubao-line);border-radius:18px;background:#f7f9fa;color:var(--hubao-ink);box-shadow:0 18px 70px #102d4240;overflow:hidden}
.hubao-panel[open]{display:flex;flex-direction:column;animation:hubao-enter .2s ease-out}.hubao-panel::backdrop{background:#14283538;backdrop-filter:blur(2px)}
.hubao-panel-header{display:flex;align-items:center;gap:12px;flex-shrink:0;padding:18px;background:linear-gradient(120deg,#e7eff3,#f0eaf4);border-bottom:1px solid var(--hubao-line)}.hubao-title-group{flex:1;min-width:0}.hubao-panel h2{font-size:17px;line-height:1.35;margin:0 0 5px;font-weight:600;letter-spacing:0}.hubao-panel-header p{font-size:11px;line-height:1.5;color:#516875;margin:0}.hubao-close{flex:0 0 36px;width:36px;height:36px;padding:0;border:1px solid #cad5dd;border-radius:50%;background:#ffffffb3;color:#3e5563;font-size:25px;line-height:1}
.hubao-conversation{flex:1;min-height:80px;overflow-y:auto;overscroll-behavior:contain;padding:18px;scrollbar-width:thin;scrollbar-color:#b7c8d2 transparent}.hubao-message{max-width:96%;margin:0 0 17px;padding:13px 14px;background:#fff;border:1px solid #e1e8ed;border-radius:2px 14px 14px 14px;overflow-wrap:anywhere}.hubao-message-author{display:block;color:var(--hubao-purple);font-size:10px;letter-spacing:1.1px;margin-bottom:5px;font-weight:600}.hubao-message p{font-size:13px;line-height:1.85;white-space:pre-wrap;margin:0}.hubao-message-user{margin-left:auto;max-width:90%;background:#e8f0f3;border-color:#d5e3e9;border-radius:14px 2px 14px 14px}.hubao-message-user .hubao-message-author{color:#53707e}
.hubao-message-links{display:grid;gap:7px;margin-top:12px}.hubao-message-links a{display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:38px;padding:8px 10px;border:1px solid #d6e4ea;border-radius:7px;color:#156581;background:#f7fafb;font-size:12px;line-height:1.6;text-decoration:none;overflow-wrap:anywhere}.hubao-message-links a::after{content:'↗';flex-shrink:0}.hubao-message-links a:hover{background:#eaf2f5;border-color:#aac5d3}
.hubao-quick{display:flex;flex-wrap:wrap;gap:7px;padding:12px 16px 9px;border-top:1px solid var(--hubao-line);background:#fff;flex-shrink:0}.hubao-quick button{min-height:34px;padding:6px 10px;border:1px solid #d9e3e8;border-radius:16px;background:#fff;color:#4a6575;font-size:11px;line-height:1.5}.hubao-quick button:hover{color:#175a72;border-color:#a3c0ce;background:#f2f7f9}
.hubao-form{display:flex;gap:8px;margin:0;padding:7px 16px 10px;background:#fff;flex-shrink:0}.hubao-form input{width:0;min-width:0;flex:1;border:1px solid #c6d7e0;border-radius:9px;padding:10px 11px;min-height:44px;font-size:14px;color:var(--hubao-ink);background:#f8fafb;font-family:inherit}.hubao-form input::placeholder{color:#798f9c;font-size:12px}.hubao-send{flex:0 0 auto;min-height:44px;min-width:56px;padding:10px 12px;border:0;border-radius:9px;background:#246680;color:#fff;font-size:13px}.hubao-send:hover{background:#174c62}.hubao-privacy{flex-shrink:0;font-size:10px!important;color:var(--hubao-muted);line-height:1.6!important;margin:0!important;padding:0 18px 13px;background:#fff}
.hubao-support :is(button,a,input,[tabindex]):focus-visible{outline:2px solid #7862ad;outline-offset:2px}.hubao-conversation:focus-visible{outline-offset:-3px}
@keyframes hubao-enter{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
@media(max-width:600px){.hubao-trigger{right:12px;bottom:calc(78px + env(safe-area-inset-bottom,0px));padding:6px 10px 6px 6px;gap:7px}.hubao-trigger .hubao-avatar{flex-basis:42px;width:42px;height:42px}.hubao-trigger .hubao-avatar img{width:95px;left:-22px;top:-6px}.hubao-trigger-copy strong{font-size:10px}.hubao-trigger-label{font-size:12px}.hubao-availability{display:none}.hubao-panel{inset:auto 8px max(8px,env(safe-area-inset-bottom,0px)) 8px;width:calc(100% - 16px);max-width:none;height:620px;max-height:calc(100dvh - 24px - env(safe-area-inset-top,0px) - env(safe-area-inset-bottom,0px));border-radius:15px}.hubao-panel-header{padding:13px 15px;gap:10px}.hubao-panel h2{font-size:16px}.hubao-panel-header p{font-size:10px}.hubao-conversation{padding:15px}.hubao-message p{font-size:13px}.hubao-form input{font-size:16px}.hubao-form input::placeholder{font-size:12px}.hubao-quick{padding-top:10px}.hubao-quick button{min-height:36px}.hubao-close{width:38px;height:38px;flex-basis:38px}}
@media(max-height:500px){.hubao-panel{max-height:calc(100dvh - 16px);bottom:8px}.hubao-panel-header{padding:8px 12px}.hubao-panel-header .hubao-avatar{display:none}.hubao-quick{flex-wrap:nowrap;overflow-x:auto;padding:6px 12px}.hubao-quick button{white-space:nowrap;flex-shrink:0;min-height:30px}.hubao-privacy{padding-bottom:7px;font-size:9px!important}.hubao-form{padding-top:3px;padding-bottom:6px}.hubao-message{padding:9px 12px}}
@media(prefers-reduced-motion:reduce){.hubao-trigger,.hubao-panel[open]{animation:none;transition:none;transform:none}.hubao-trigger:hover{transform:none}}
@media print{.hubao-support{display:none!important}}