:root{font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;color:#17313b;background:#f1f5f5;font-synthesis:none;--green:#087c69;--red:#b72c3e;--border:#dbe4e4}*{box-sizing:border-box}body{margin:0}button,a,input{touch-action:manipulation}button{font:inherit;font-weight:650;background:var(--green);color:white;border:1px solid transparent;padding:12px 18px;border-radius:9px;cursor:pointer;transition:background .15s,transform .15s}button:hover{background:#096554}button:active{transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed;transform:none}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}header{height:80px;padding:0 max(24px,calc((100vw - 1280px)/2));display:flex;align-items:center;gap:20px;background:#fff;border-bottom:1px solid var(--border)}header>:last-child{margin-left:auto}.brand{font-weight:800;letter-spacing:1.1px;color:#123841}.brand 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