:root{--yp-ink:#173f34;--yp-muted:#6b7770;--yp-paper:#faf9f5;--yp-line:#dce3d8;--yp-serif:"Songti SC","STSong","Noto Serif CJK SC",serif;--yp-sans:"PingFang SC","Microsoft YaHei",sans-serif}
.brand-header{max-width:1376px;margin:auto;min-height:88px;padding:16px 32px;display:flex;align-items:center;justify-content:space-between;gap:28px;box-sizing:border-box;color:var(--yp-ink);font-family:var(--yp-sans)}.brand-wordmark{display:inline-flex;align-items:center;gap:12px;font:700 28px var(--yp-serif);white-space:nowrap;text-decoration:none;color:var(--yp-ink)}.brand-mark{display:grid;grid-template-columns:repeat(2,10px);gap:3px}.brand-mark i{width:10px;height:12px;border:2px solid currentColor;border-radius:3px}.brand-header nav,.brand-actions{display:flex;align-items:center;gap:28px}.brand-header a,.brand-footer a{color:inherit;text-decoration:none}.brand-header nav a:hover,.brand-actions>a:first-child:hover{text-decoration:underline;text-underline-offset:6px}.brand-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border:1px solid var(--yp-ink);border-radius:9px;font:600 16px var(--yp-sans);text-decoration:none;cursor:pointer;white-space:nowrap;box-sizing:border-box}.brand-button.primary{background:var(--yp-ink);color:white}.brand-button.outline{background:transparent;color:var(--yp-ink)}.brand-button:hover{box-shadow:0 3px 12px #173f341a}.brand-button:disabled{opacity:.55;cursor:wait}.brand-footer{max-width:1312px;margin:0 auto;padding:30px 0;display:flex;align-items:center;gap:24px;border-top:1px solid var(--yp-line);color:var(--yp-muted)}.brand-footer>a:last-child{margin-left:auto}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}a:focus-visible,button:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #829d50;outline-offset:4px}.skip-link{position:absolute;left:20px;top:-80px}.skip-link:focus{top:10px;z-index:20;background:white;padding:12px}
@media(max-width:760px){.brand-header{padding:16px 20px;min-height:76px;gap:12px}.brand-header nav{display:none}.brand-wordmark{font-size:24px}.brand-actions{gap:14px}.brand-actions .brand-button{padding:9px 12px;font-size:14px}.brand-footer{margin:0 20px;flex-wrap:wrap;font-size:14px}.brand-footer .brand-wordmark{width:100%}}