.support-bar{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:10005;display:flex;flex-direction:column;background:var(--surface-1);border-radius:10px 0 0 10px;box-shadow:-4px 6px 20px rgba(31,45,61,.16);overflow:visible}.support-item{position:relative;width:46px;height:46px;display:flex;align-items:center;justify-content:center;background:none;border:none;padding:0;cursor:pointer;color:var(--color-primary)}.support-item+.support-item{border-top:1px solid #f0f2f5}.support-trigger{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:18px;transition:color .18s,background .18s}.support-item--theme .support-trigger{color:#722ed1}.support-item--theme:hover .support-trigger{background:#f6f0ff}.support-item--phone .support-trigger{color:var(--color-primary)}.support-item--phone:hover .support-trigger{color:var(--color-primary);background:var(--color-primary-soft,#eef4ff)}.support-item--wechat .support-trigger{color:#07c160}.support-item--wechat:hover .support-trigger{color:#06ad56;background:#e8faf0}.support-item--top .support-trigger{color:#86909c}.support-item--top:hover .support-trigger{color:var(--color-primary);background:var(--surface-3)}.support-bar>.support-item:first-child .support-trigger{border-top-left-radius:10px}.support-bar>.support-item:last-child .support-trigger{border-bottom-left-radius:10px}.support-pop{position:absolute;right:calc(100% + 10px);top:50%;transform:translateY(-50%) scale(.96);transform-origin:right center;min-width:180px;padding:14px 16px;background:var(--surface-1);border-radius:10px;box-shadow:0 6px 24px rgba(31,45,61,.16);opacity:0;visibility:hidden;transition:opacity .16s,transform .16s,visibility 0s linear .16s;pointer-events:none}.support-pop:before{content:"";position:absolute;top:0;bottom:0;right:-14px;width:14px}.support-item:focus-within .support-pop,.support-item:hover .support-pop{opacity:1;visibility:visible;transform:translateY(-50%) scale(1);pointer-events:auto;transition:opacity .16s,transform .16s,visibility 0s}.support-pop:after{content:"";position:absolute;right:-6px;top:50%;width:12px;height:12px;background:var(--surface-1);transform:translateY(-50%) rotate(45deg);box-shadow:2px -2px 4px rgba(31,45,61,.05)}.support-pop-body{text-align:center}.support-pop-title{font-size:13px;color:#86909c;margin-bottom:8px}.support-phone{display:inline-flex;align-items:center;gap:8px;font-size:17px;font-weight:600;color:var(--color-primary);white-space:nowrap}.support-qr{width:132px;height:132px;margin:0 auto 10px;border:1px solid #f0f2f5;border-radius:8px;overflow:hidden;background:var(--surface-1)}.support-qr img{width:100%;height:100%;object-fit:contain;display:block}.support-wechat-id{display:flex;align-items:center;justify-content:center;gap:8px;font-size:13px;color:#4e5969;white-space:nowrap}.support-copy{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--color-primary);background:var(--color-primary-soft);border:none;border-radius:4px;padding:2px 8px;cursor:pointer;transition:background .15s}.support-copy:hover{background:#e6efff}.support-hours{margin-top:10px;font-size:12px;color:#98a2b3}.support-empty{font-size:13px;color:#98a2b3}.support-tabbar{display:none}.support-sheet{position:fixed;inset:0;z-index:10060;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.4)}.support-sheet-card{position:relative;width:100%;max-width:420px;margin:0 12px;padding:24px 20px 28px;background:var(--surface-1);border-radius:16px;text-align:center;box-shadow:0 20px 48px rgba(31,45,61,.2)}.support-sheet-close{position:absolute;right:14px;top:14px;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border:none;background:var(--surface-3);border-radius:50%;color:#86909c;cursor:pointer;transition:background .15s,color .15s}.support-sheet-close:hover{background:#e5e6eb;color:#4e5969}@media (max-width:1023px){body{padding-bottom:54px}.support-bar{display:none}.support-tabbar{position:fixed;left:0;right:0;bottom:0;z-index:1000;display:flex;align-items:stretch;background:var(--surface-1);border-top:1px solid #eceef1;box-shadow:0 -2px 12px rgba(31,45,61,.06);padding-bottom:env(safe-area-inset-bottom,0)}.support-tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;padding:8px 0 7px;font-size:11px;color:#86909c;background:none;border:none;text-decoration:none;cursor:pointer;transition:color .15s}.support-tab i{font-size:18px;line-height:1}.support-tab:active{color:var(--color-primary)}.support-sheet{align-items:flex-end}.support-sheet-card{position:relative;width:100%;max-width:420px;margin:0 12px 12px;padding:24px 20px 28px;background:var(--surface-1);border-radius:16px;text-align:center}.support-sheet-card h4{font-size:16px;font-weight:600;color:var(--color-dark);margin-bottom:16px}.support-sheet-close{position:absolute;right:12px;top:12px;width:30px;height:30px;border:none;background:var(--surface-3);border-radius:50%;color:#86909c;cursor:pointer}.support-sheet .support-qr{width:180px;height:180px}}.support-item--btn{border:none;background:transparent;cursor:pointer;padding:0;font:inherit;color:inherit}.support-pop--theme{min-width:158px;padding:8px}.support-pop--theme .theme-menu-head{padding:6px 8px 4px}.support-pop--theme .theme-menu-item{padding:7px 8px;border-radius:8px}.theme-appearance{display:grid;grid-template-columns:1fr 1fr;gap:4px;margin:2px 4px 0;padding:4px;border-radius:9px;background:var(--surface-3)}.theme-appearance-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:28px;border:none;border-radius:7px;background:transparent;font-size:12.5px;color:var(--color-gray-500);cursor:pointer;transition:background .16s,color .16s}.theme-appearance-btn:hover{color:var(--color-primary)}.theme-appearance-btn.is-active{background:var(--surface-1);color:var(--color-primary);font-weight:600;box-shadow:0 1px 4px rgba(31,45,61,.12)}.theme-menu-divider{height:1px;margin:6px 4px;background:var(--border-soft)}