:root{--navy:#102a43;--blue:#1677ff;--bg:#f5f8fc;--line:#e2eaf2;--muted:#62758a;--green:#16823d;--red:#c23d3d}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#1d2b3a;font:14px/1.5 system-ui,"Microsoft JhengHei",sans-serif}.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.topbar,.wrap,.footer-inner,.footer-bottom{max-width:1300px;margin:auto;padding-left:24px;padding-right:24px}.topbar{height:68px;display:flex;align-items:center;gap:16px}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--navy);font-size:20px;font-weight:900;white-space:nowrap}.brand b{color:var(--blue)}.brand-mark{display:grid;place-items:center;width:38px;height:38px;border:2px solid var(--navy);border-radius:7px;font-size:23px;line-height:1}.quick-links{display:flex;gap:2px;white-space:nowrap}.quick-links a{padding:9px 7px;color:#40556b;text-decoration:none;font-weight:750}.quick-links 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1fr;gap:28px}.site-footer h3{color:#fff;margin:0 0 10px;font-size:16px}.site-footer p{color:#b9cadb;margin:0 0 12px}.site-footer a{display:block;color:#c9d9e8;text-decoration:none;padding:4px 0}.site-footer a:hover{color:#fff}.site-footer .line-button{display:inline-block;background:#06c755;color:#fff;border-radius:7px;padding:9px 12px;font-weight:800}.footer-bottom{border-top:1px solid #ffffff25;padding-top:14px;padding-bottom:14px;color:#9eb3c8;font-size:12px}@media(max-width:900px){.quick-links{display:none}.site-search{max-width:none}.topbar,.wrap,.footer-inner,.footer-bottom{padding-left:16px;padding-right:16px}.footer-inner{grid-template-columns:1fr 1fr}.product-detail{grid-template-columns:1fr}}@media(max-width:640px){.topbar{height:auto;min-height:62px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px;gap:9px}.brand{font-size:17px}.brand-mark{width:32px;height:32px;font-size:19px}.site-search{order:4;flex-basis:100%;max-width:none}.member-menu summary{font-size:0}.member-menu 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