/* Shared public footer: brand, navigation, live platform contacts. */
.footer-invitation{position:relative;isolation:isolate;overflow:hidden;background:#0961c9;color:#fff}
.footer-invitation-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:75% 55%;z-index:-2}
.footer-invitation:before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,#0759c4 0%,rgba(9,100,215,.97) 40%,rgba(18,123,227,.83) 100%)}
.footer-invitation:after{content:"";position:absolute;right:-9%;top:10%;width:60%;height:220%;border:1px solid #ffffff24;border-radius:50%;transform:rotate(-18deg);pointer-events:none}
.footer-invitation-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:40px;padding-top:38px;padding-bottom:40px}
.footer-invitation-copy{min-width:0}
.footer-invitation-eyebrow{display:block;font-size:10px;line-height:1.8;font-weight:600;letter-spacing:2.8px;color:#d5e9ff;margin-bottom:10px}
.footer-invitation h2{font:600 clamp(25px,2.7vw,38px)/1.4 "Microsoft YaHei","PingFang SC",sans-serif;letter-spacing:1px;color:#fff;margin:0}
.footer-invitation p{font-size:15px;line-height:1.8;color:#e1efff;margin-top:12px}
.footer-join-button{display:inline-flex;align-items:center;justify-content:center;gap:24px;flex-shrink:0;min-height:70px;padding:16px 30px;background:#fff;border:1px solid #fff;border-radius:6px;color:#0961cb;font-size:20px;line-height:1.5;font-weight:700;box-shadow:0 8px 24px #05429330;transition:transform .2s,background .2s,box-shadow .2s}
.footer-join-button svg{width:28px;height:28px;flex-shrink:0;stroke-width:2}
.footer-join-button:hover{color:#074fa9;background:#edf5ff;transform:translateY(-3px);box-shadow:0 12px 28px #043f694d}
.footer-join-button:focus-visible{outline:3px solid #fff;outline-offset:5px}
.site-footer.footer-v7{background:#f7fbff;color:#274264}
.footer-v7-layout{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.68fr) minmax(0,.8fr) minmax(0,1.45fr);gap:36px;padding-top:44px;padding-bottom:44px;align-items:start}
.footer-v7-layout>*{min-width:0}
.footer-v7-logo-link{display:inline-block;max-width:100%}
.footer-v7-logo{display:block;width:260px;max-width:100%;height:auto;object-fit:contain}
.footer-v7-tagline{font-size:18px;font-weight:600;line-height:1.7;color:#1c3962;margin:23px 0 10px}
.footer-v7-description{font-size:14px;line-height:1.9;color:#657d99;margin:0}
.footer-v7-nav{border-left:1px solid #dfebf8;padding-left:28px;margin-top:9px}
.footer-v7 h3{font-size:20px;font-weight:600;line-height:1.5;letter-spacing:.5px;color:#163c72;margin:0 0 24px}
.footer-v7-nav h3:after{content:"";display:block;background:#1576e6;width:24px;height:3px;border-radius:2px;margin-top:14px}
.footer-v7-nav>a{display:table;font-size:15px;line-height:1.7;padding:5px 0;margin-bottom:8px;color:#365071;transition:color .18s,transform .18s}
.footer-v7-nav>a:hover{color:#0568d6;transform:translateX(3px)}
.footer-v7 a:focus-visible{outline:2px solid #126cce;outline-offset:4px;border-radius:2px}
.footer-v7-contact{position:relative;padding:23px 26px;background:#e8f3ff;border-radius:6px;overflow-wrap:anywhere}
.footer-v7-contact:before{content:"";position:absolute;left:0;top:0;width:4px;height:49px;background:#1676e6;border-radius:4px 0 4px 0}
.footer-v7-contact h3{margin-bottom:8px}
.footer-v7-phone{display:inline-block;max-width:100%;font:700 clamp(25px,2.45vw,35px)/1.5 Arial,"Microsoft YaHei",sans-serif;letter-spacing:-.5px;color:#0564cb;overflow-wrap:anywhere}
.footer-v7-contact-list{border-top:1px solid #bcd8f5;margin-top:14px;padding-top:14px;display:grid;gap:10px}
.footer-v7-contact-row{display:flex;align-items:flex-start;gap:12px;color:#385677;font-size:14px;line-height:1.65;margin:0}
.footer-v7-contact-row svg{width:19px;height:19px;margin-top:2px;flex-shrink:0;color:#0871df;stroke-width:1.8}
.footer-v7-contact-row>span{min-width:0;overflow-wrap:anywhere}
.footer-v7-contact-row>span>span{display:inline-block}
.footer-v7-contact-label{margin-right:6px}
a.footer-v7-contact-row:hover,.footer-v7-phone:hover{color:#004f9f}
.footer-v7-qr{margin-top:16px}
.footer-v7-qr img{display:block;width:100px;height:100px;object-fit:contain;background:white;padding:4px}
.footer-v7-legal{border-top:1px solid #dbe9f8;background:#eaf3fd;color:#637b98;font-size:12px;line-height:1.9;padding:18px 0;overflow-wrap:anywhere}
.footer-v7-legal .footer-beian{display:inline-block;color:inherit;text-decoration:none;margin-left:14px}
.footer-v7-legal .footer-beian:hover{color:#075daf;text-decoration:none}
@media(max-width:1200px){.footer-v7-layout{gap:24px;grid-template-columns:minmax(0,1.1fr) minmax(0,.65fr) minmax(0,.75fr) minmax(0,1.35fr)}.footer-v7-nav{padding-left:18px}.footer-v7 h3{font-size:18px}.footer-v7-contact{padding:22px 18px}.footer-v7-tagline{font-size:16px}.footer-v7-phone{font-size:27px}.footer-v7-contact-row{font-size:13px;gap:8px}.footer-v7-nav>a{font-size:14px}}
@media(max-width:1000px){.footer-v7-layout{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px 36px}.footer-v7-brand{grid-column:1;grid-row:1}.footer-v7-contact{grid-column:2;grid-row:1/3;align-self:stretch}.footer-v7-nav{grid-row:2;margin:0;padding:0;border:0}.footer-v7-nav:nth-child(2){grid-column:1}.footer-v7-nav:nth-child(3){grid-column:2;grid-row:3}.footer-v7-nav:nth-child(2){grid-row:3}.footer-v7-logo{width:235px}.footer-v7-phone{font-size:32px}.footer-invitation-inner{gap:28px}.footer-join-button{font-size:18px;padding:14px 22px;gap:15px;min-height:64px}}
@media(max-width:700px){.footer-invitation-inner{align-items:flex-start;flex-direction:column;gap:23px;padding-top:30px;padding-bottom:30px}.footer-invitation-eyebrow{font-size:9px;letter-spacing:1.8px}.footer-invitation h2{font-size:25px;letter-spacing:0;line-height:1.55}.footer-invitation p{font-size:13px;margin-top:9px}.footer-join-button{width:100%;min-height:58px;justify-content:space-between;padding:14px 20px;font-size:18px}.footer-invitation-image{object-position:70% center}.footer-v7-layout{gap:28px 24px;padding-top:32px;padding-bottom:30px}.footer-v7-brand{grid-column:1/-1;grid-row:auto}.footer-v7-logo{width:220px}.footer-v7-tagline{font-size:17px;margin-top:19px}.footer-v7-description{font-size:13px}.footer-v7-nav:nth-child(2),.footer-v7-nav:nth-child(3){grid-row:auto;grid-column:auto}.footer-v7-nav>a{padding:6px 0;margin-bottom:6px;font-size:15px}.footer-v7 h3{font-size:18px;margin-bottom:17px}.footer-v7-contact{grid-column:1/-1;grid-row:auto;padding:23px}.footer-v7-contact h3{margin-bottom:7px}.footer-v7-phone{font-size:34px}.footer-v7-contact-row{font-size:14px;gap:12px}.footer-v7-legal{font-size:11px;padding:16px 0}.footer-v7-legal .footer-beian{display:block;margin-left:0;margin-top:5px}}
@media(max-width:370px){.footer-invitation h2{font-size:22px}.footer-v7-tagline{font-size:16px}.footer-v7-contact{padding:20px}.footer-v7-phone{font-size:30px}.footer-v7-contact-row{font-size:13px}}
@media(prefers-reduced-motion:reduce){.footer-join-button,.footer-v7-nav>a{transition:none}.footer-join-button:hover,.footer-v7-nav>a:hover{transform:none}}