/* WALI public-site system. System fonts keep China/global delivery independent of font CDNs. */
:root{--w-paper:#f7f8f4;--w-white:#fff;--w-ink:#142e2d;--w-muted:#536764;--w-teal:#00695c;--w-line:#dce3db;--w-soft:#eaf0e8;--w-accent:#d4ed99;--w-font:"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;color-scheme:light}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:96px}body{margin:0;font-family:var(--w-font);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}img{max-width:100%;height:auto}a{color:inherit}button,summary,select{cursor:pointer}:focus-visible{outline:3px solid #b16b14;outline-offset:5px}::selection{background:#cfe8a6;color:#14352f}[hidden]{display:none!important}
.w-shell{width:min(1280px,calc(100% - 80px));margin-inline:auto}.w-skip{position:fixed;z-index:1200;left:16px;top:12px;transform:translateY(-180%);padding:12px 20px;background:#fff;color:#142e2d;font-weight:700}.w-skip:focus{transform:none}
.w-header{position:sticky;top:0;z-index:1000;background:#f7f8f4f5;border-bottom:1px solid var(--w-line);color:var(--w-ink);backdrop-filter:blur(12px)}.w-nav{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:88px}.w-header a{text-decoration:none}.w-brand{display:flex;align-items:center;gap:11px;flex-shrink:0;min-height:48px}.w-brand img{width:42px;height:42px;border-radius:12px}.w-brand>span{display:grid;gap:4px}.w-brand strong{font-size:20px;letter-spacing:-.04em;line-height:1.1}.w-brand small{font-size:8px;letter-spacing:.17em;font-weight:700;color:var(--w-muted)}.w-desktop-nav{display:flex;align-items:center;gap:28px}.w-desktop-nav a{font-size:14px;font-weight:600;padding-block:16px;white-space:nowrap}.w-desktop-nav a:hover,.w-language:hover{color:var(--w-teal)}.w-nav-tools{display:flex;align-items:center;gap:12px}.w-language{display:grid;place-items:center;font-size:13px;min-height:44px;min-width:44px}.w-download{display:flex;gap:16px;align-items:center;justify-content:center;min-height:46px;padding:10px 19px;border:1px solid #193e35;border-radius:6px;background:#193e35;color:#fff;font-size:13px;font-weight:700;white-space:nowrap}.w-download:hover{background:#00695c;border-color:#00695c}.w-mobile-menu{display:none;position:static}.w-mobile-menu summary{list-style:none;display:flex;gap:9px;align-items:center;padding:10px 0 10px 12px;min-height:44px;font-size:13px;font-weight:600}.w-mobile-menu summary::-webkit-details-marker{display:none}.w-mobile-menu nav{position:absolute;top:100%;left:0;right:0;background:var(--w-paper);padding:20px 40px 26px;border-bottom:1px solid var(--w-line);box-shadow:0 20px 30px #10281e12;display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;max-height:75vh;overflow-y:auto}.w-mobile-menu nav a{padding:12px 8px;border-bottom:1px solid var(--w-line);font-size:15px}
.w-kicker{display:block;margin:0 0 20px;font-size:11px;line-height:1.5;font-weight:700;letter-spacing:.1em;color:var(--w-teal)}.w-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--w-teal);margin-right:7px}.w-button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:52px;padding:14px 24px;border:1px solid transparent;border-radius:6px;font-size:15px;font-weight:650;line-height:1.5;text-decoration:none;transition:background .18s,border-color .18s,color .18s}.w-primary{background:var(--w-teal);color:white}.w-primary:hover{background:#034a41}.w-secondary{border-color:#b9c7bd;background:transparent;color:var(--w-ink)}.w-secondary:hover{background:#e8eee4;border-color:#8fa597}.w-text-link{display:inline-flex;gap:20px;align-items:center;min-height:44px;color:var(--w-teal);font-size:14px;font-weight:650;text-decoration:none}.w-text-link:hover{text-decoration:underline;text-underline-offset:6px}.w-actions{display:flex;flex-wrap:wrap;gap:14px}.w-anchor{display:block;scroll-margin-top:100px}
.w-footer{background:#122f2a;color:#ecf1e7;padding:70px 0 26px;text-align:left}.w-footer a{text-decoration:none}.w-footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px}.w-footer-brand h2{font-size:27px;line-height:1.5;letter-spacing:-.02em;max-width:330px;margin:0 0 16px;color:#fff}.w-footer-brand .w-kicker{color:#c6dfaa}.w-footer-brand p{font-size:13px;line-height:1.9;color:#bccdc0;max-width:300px;margin:0 0 22px}.w-footer-grid>div>strong{display:block;color:#bccdc0;font-size:12px;letter-spacing:.02em;margin:0 0 18px}.w-footer-grid>div>a{display:block;font-size:13px;line-height:1.6;padding-block:10px;color:#f1f4ed}.w-footer a:hover{color:#d4ed99;text-decoration:underline;text-underline-offset:5px}.w-footer-bottom{display:flex;flex-wrap:wrap;gap:18px 24px;justify-content:space-between;border-top:1px solid #36504a;margin-top:50px;padding-top:24px;color:#bccdc0;font-size:11px;line-height:1.8}
@media(min-width:1500px){.w-shell{width:min(1400px,calc(100% - 120px))}}
@media(max-width:1100px){.w-desktop-nav{gap:18px}.w-desktop-nav a{font-size:13px}.w-shell{width:calc(100% - 48px)}.w-nav{gap:14px}.w-footer-grid{gap:24px}}
@media(max-width:960px){.w-desktop-nav{display:none}.w-mobile-menu{display:block}.w-nav{min-height:76px}.w-footer-grid{grid-template-columns:2fr 1fr 1fr}.w-footer-brand{grid-column:1/-1}.w-footer-brand h2{max-width:none}}
@media(max-width:600px){.w-shell{width:calc(100% - 40px)}.w-nav{gap:8px;min-height:72px}.w-brand{gap:8px}.w-brand img{width:34px;height:34px}.w-brand strong{font-size:16px}.w-brand small{font-size:6px}.w-nav-tools{gap:3px}.w-download{font-size:12px;padding:10px;gap:5px;min-height:44px}.w-language{min-width:34px;font-size:12px}.w-mobile-menu summary{font-size:0;padding-left:7px;gap:0}.w-mobile-menu summary span{font-size:20px}.w-mobile-menu nav{padding:12px 20px 24px}.w-footer{padding-top:48px}.w-footer-grid{grid-template-columns:1fr 1fr;gap:26px}.w-footer-grid>div:last-child{grid-column:1/-1}.w-footer-grid>div:last-child>a{display:inline-block;margin-right:22px}.w-footer-brand h2{font-size:25px}.w-footer-bottom{margin-top:30px}.w-button{gap:14px;padding:13px 19px;font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}