/* 左上角圆形菜单按钮 + 左侧滑出菜单（仿 SKF 官网） */
header .brand{margin-right:auto}
.rj-menu-btn{position:relative;flex-shrink:0;width:52px;height:52px;margin-right:22px;border-radius:50%;border:1.5px solid var(--ink);background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:0;transition:background .25s,border-color .25s,transform .25s,box-shadow .25s}
.rj-menu-btn span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:width .25s,background .25s,transform .25s}
.rj-menu-btn:hover,.rj-menu-btn:focus-visible{background:var(--blue);border-color:var(--blue);transform:scale(1.06);box-shadow:0 8px 20px #074b9b40}
.rj-menu-btn:hover span,.rj-menu-btn:focus-visible span{background:#fff}
.rj-menu-btn:hover span:nth-child(2){width:12px;transform:translateX(-4px)}
.rj-menu-btn:hover span:nth-child(3){width:16px;transform:translateX(-2px)}
.rj-menu-btn{animation:rjBreath 1.6s ease-in-out .5s 4}
@keyframes rjBreath{0%,100%{transform:scale(1);box-shadow:0 0 0 0 #074b9b00}50%{transform:scale(1.12);border-color:var(--blue);box-shadow:0 0 0 6px #074b9b26,0 0 26px 6px #074b9b59}}
.rj-menu-btn:before,.rj-menu-btn:after{content:'';position:absolute;inset:-3px;border-radius:50%;border:2px solid var(--blue);opacity:0;pointer-events:none;animation:rjRing 1.6s ease-out .5s 4}
.rj-menu-btn:before{animation-delay:1.3s}
@keyframes rjRing{0%{opacity:.7;transform:scale(1)}100%{opacity:0;transform:scale(1.9)}}
.rj-menu-btn.rj-seen,.rj-menu-btn.rj-seen:before,.rj-menu-btn.rj-seen:after{animation:none}
.rj-tip{position:absolute;left:50%;top:calc(100% + 8px);transform:translateX(-50%);background:var(--ink);color:#fff;font-size:11px;padding:4px 9px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s}
.rj-menu-btn:hover .rj-tip{opacity:1}
/* 原来的手机菜单按钮不再使用 */
header .menu{display:none!important}
/* 抽屉 */
.rj-drawer{position:fixed;inset:0;z-index:100;visibility:hidden}
.rj-drawer.open{visibility:visible}
.rj-backdrop{position:absolute;inset:0;background:#061d35;opacity:0;transition:opacity .3s}
.rj-drawer.open .rj-backdrop{opacity:.55}
.rj-panel{position:absolute;left:0;top:0;bottom:0;width:min(440px,92vw);background:#fff;overflow:hidden;transform:translateX(-100%);transition:transform .35s cubic-bezier(.2,.8,.2,1);box-shadow:10px 0 40px #061d3540}
.rj-drawer.open .rj-panel{transform:none}
.rj-views{display:flex;width:200%;height:100%;transition:transform .35s cubic-bezier(.2,.8,.2,1)}
.rj-panel.sub .rj-views{transform:translateX(-50%)}
.rj-view{width:50%;height:100%;overflow-y:auto;padding:26px 34px 40px;overscroll-behavior:contain}
.rj-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.rj-top b{font-size:22px;font-weight:500}
.rj-x,.rj-back{background:none;border:0;color:var(--ink);padding:6px}
.rj-x{font-size:30px;line-height:1;width:44px;height:44px;border-radius:50%;border:1.5px solid var(--line)}
.rj-x:hover{border-color:var(--blue);color:var(--blue)}
.rj-back{font-size:22px;display:flex;align-items:center;gap:14px;padding-left:0}
.rj-back i{font-style:normal;font-size:26px;color:var(--muted)}
.rj-back:hover i{color:var(--blue)}
.rj-sec{display:flex;justify-content:space-between;align-items:flex-end;padding-bottom:16px;border-bottom:1px solid var(--line)}
.rj-sec b{font-size:19px;font-weight:500}
.rj-sec a{font-size:15px;color:var(--muted);border-bottom:1px solid var(--muted);padding-bottom:2px}
.rj-sec a:hover{color:var(--blue);border-color:var(--blue)}
.rj-list{list-style:none;margin:6px 0 0;padding:0}
.rj-item{display:flex;align-items:center;gap:20px;width:100%;padding:13px 0;background:none;border:0;text-align:left;color:var(--ink);font-size:17px}
.rj-item:hover{color:var(--blue)}
.rj-item>em{margin-left:auto;font-style:normal;font-size:24px;line-height:1;transition:transform .2s}
.rj-item:hover>em{transform:translateX(4px)}
.rj-th{width:56px;height:56px;flex-shrink:0;position:relative;display:flex;align-items:center;justify-content:center;background:#f2f6f9}
.rj-th img{width:100%;height:100%;object-fit:contain}
.rj-th.noimg:before{content:'';width:58%;aspect-ratio:1;border-radius:50%;border:5px solid #cfdce6;box-shadow:inset 0 0 0 4px #f6f9fb,inset 0 0 0 9px #dbe5ed}
.rj-sublist .rj-item{font-size:16px;padding:14px 0;border-bottom:1px solid #eef2f5}
.rj-links{list-style:none;margin:26px 0 0;padding:20px 0 0;border-top:1px solid var(--line)}
.rj-links a{display:flex;justify-content:space-between;padding:11px 0;font-size:16px}
.rj-links a:hover{color:var(--blue)}
.rj-phone{margin-top:22px;padding:18px 20px;background:var(--paper);font-size:13px;color:var(--muted)}
.rj-phone a{display:block;font-size:22px;color:var(--blue);margin-top:4px}
body.rj-lock{overflow:hidden}
@media(max-width:600px){.rj-menu-btn{width:44px;height:44px;margin-right:12px;gap:4px}.rj-menu-btn span{width:17px}.rj-view{padding:20px 22px 34px}.rj-item{font-size:16px;gap:16px}.rj-th{width:48px;height:48px}.rj-tip{display:none}}
@media(prefers-reduced-motion:reduce){.rj-menu-btn,.rj-menu-btn:before,.rj-menu-btn:after{animation:none}.rj-panel,.rj-views,.rj-backdrop{transition:none}}
.rj-th{background:#fff}.rj-th.noimg{background:#f2f6f9}
.rj-panel{overflow:clip}