:root{--teal:#006b64;--teal-dark:#00534e;--ink:#17282b;--muted:#62727a;--line:#dce4e5;--soft:#f5f8f8;--white:#fff;font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;color:var(--ink);background:var(--white)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px}button,input,select{font:inherit}button{cursor:pointer}a{color:var(--teal)}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #47aaa1;outline-offset:2px}img{max-width:100%}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-5rem;left:1rem;z-index:100;background:var(--teal);color:white;padding:.7rem 1rem}.skip-link:focus{top:.5rem}.site-header{background:white;border-bottom:1px solid var(--line);position:relative;z-index:10}.site-header-inner{max-width:1600px;margin:auto;padding:0 2.25rem;min-height:68px;display:flex;align-items:center;gap:3.5rem}.brand{font-size:1.72rem;font-style:italic;font-weight:850;letter-spacing:-.06em;color:var(--teal);text-decoration:none;white-space:nowrap}.brand:hover{text-decoration:none}.site-nav{display:flex;align-items:center;gap:2.15rem;overflow-x:auto;white-space:nowrap}.site-nav a{padding:1.35rem .1rem 1.15rem;color:var(--ink);font-weight:650;text-decoration:none;border-bottom:3px solid transparent}.site-nav a:hover,.site-nav a.current{color:var(--teal);border-bottom-color:var(--teal)}.status{border:1px solid var(--line);background:var(--soft);padding:1.15rem 1.3rem;border-radius:4px;color:var(--muted)}.status[hidden],[hidden]{display:none!important}.button,.button-outline{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.65rem 1rem;border-radius:3px;font-weight:650;text-decoration:none;min-height:42px}.button{color:white;background:var(--teal);border:1px solid var(--teal)}.button:hover{color:white;background:var(--teal-dark);text-decoration:none}.button-outline{color:var(--teal);border:1px solid var(--teal);background:white}.button-outline:hover{background:#eaf5f3;text-decoration:none}.eyebrow{font-size:.68rem;letter-spacing:.32em;color:var(--muted);font-weight:700}@media(max-width:750px){.site-header-inner{padding:0 1rem;gap:1rem;min-height:59px}.brand{font-size:1.42rem}.site-nav{gap:1.1rem}.site-nav a{font-size:.84rem;padding:1.1rem 0 .9rem}}