:root { --sig-blue: #00629b; --sig-blue-dark: #004d7a; --sig-ink: #15222e; --sig-muted: #647280; --sig-line: #e6eaee; --sig-page-width: 1440px; --sig-sans: Arial, Helvetica, sans-serif; }
html { scrollbar-gutter: stable; }
[hidden] { display: none !important; }
.sig-nav, .sig-nav *, .sig-modal-backdrop, .sig-modal-backdrop * { box-sizing: border-box; }
.sig-nav { background: #fff; border-bottom: 1px solid var(--sig-line); box-shadow: none; font-family: var(--sig-sans); position: sticky; top: 0; z-index: 30; }
.sig-nav::before { background: linear-gradient(90deg,var(--sig-blue),#0a8fd0); content: ""; height: 3px; inset: 0 0 auto; position: absolute; }
.sig-nav-inner { align-items: center; display: flex; gap: 28px; height: 68px; justify-content: space-between; margin: 0 auto; max-width: var(--sig-page-width); padding: 0 28px; }
.sig-brand { align-items: center; color: var(--sig-ink); display: inline-flex; font-size: 19px; font-weight: 700; gap: 11px; letter-spacing: -.01em; line-height: 1; text-decoration: none; white-space: nowrap; }
.sig-brand-mark { align-items: center; display: inline-flex; flex: 0 0 auto; height: 30px; justify-content: center; width: auto; }
.sig-brand-mark img { display: block; height: 30px; transform-origin: 50% 50%; transition: transform 180ms ease; width: auto; }
.sig-brand:hover .sig-brand-mark img, .sig-brand:focus-visible .sig-brand-mark img { transform: rotate(-8deg); }
.sig-nav-links { align-items: center; display: flex; flex: 1; gap: 6px; min-width: 0; }
.sig-nav-link { border-radius: 6px; color: #33424f; font-size: 14px; font-weight: 600; padding: 8px 12px; text-decoration: none; white-space: nowrap; }
.sig-nav-link:hover, .sig-nav-link.active { background: #f1f4f7; color: var(--sig-blue); }
.sig-nav-spacer { flex: 1; }
.sig-product-path { align-items: center; color: #33404c; display: flex; flex-wrap: wrap; font-size: 14px; font-weight: 700; gap: 9px; min-width: 0; }
.sig-product-path a { color: #33404c; text-decoration: none; }
.sig-product-path a:hover { color: var(--sig-blue); }
.sig-path-separator { color: #8a96a1; font-weight: 400; }
.sig-path-current { color: var(--sig-blue); min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sig-auth-panel { align-items: center; display: flex; gap: 8px; justify-content: flex-end; position: relative; }
.sig-button { background: var(--sig-blue); border: 1px solid var(--sig-blue); border-radius: 7px; color: #fff; cursor: pointer; font: inherit; font-size: 13.5px; min-height: 38px; padding: 8px 12px; }
.sig-button:hover { background: var(--sig-blue-dark); }
.sig-cart-button { align-items: center; background: #fff; border: 1px solid #d7dde3; border-radius: 7px; color: #33424f; display: inline-flex; font-size: 13.5px; font-weight: 600; gap: 8px; min-height: 38px; padding: 0 13px; text-decoration: none; white-space: nowrap; }
.sig-cart-button:hover { background: #f4f8fb; border-color: var(--sig-blue); color: var(--sig-blue); }
.sig-cart-button svg { height: 17px; width: 17px; }
.sig-cart-count { align-items: center; background: var(--sig-blue); border-radius: 999px; color: #fff; display: inline-flex; font-size: 11px; font-weight: 700; height: 19px; justify-content: center; min-width: 19px; padding: 0 5px; }
.sig-account-button { align-items: center; background: #fff; border: 1px solid #d7dde3; border-radius: 7px; color: #33424f; display: inline-flex; font: inherit; font-size: 13.5px; font-weight: 600; gap: 9px; height: 38px; max-width: 250px; padding: 0 12px 0 9px; }
.sig-account-button:hover { background: #f4f8fb; border-color: var(--sig-blue); color: var(--sig-blue); }
.sig-account-button:focus-visible { outline: 2px solid var(--sig-blue); outline-offset: 3px; }
.sig-account-avatar { align-items: center; background: #dcebf6; border-radius: 999px; color: var(--sig-blue); display: inline-flex; flex: 0 0 auto; font-size: 11px; font-weight: 700; height: 22px; justify-content: center; line-height: 1; width: 22px; }
.sig-account-label { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sig-account-caret { color: #61707c; font-size: 12px; transition: transform .16s ease; }
.sig-account-button[aria-expanded="true"] .sig-account-caret { transform: rotate(180deg); }
.sig-account-menu { background: #fff; border: 1px solid var(--sig-line); box-shadow: 0 14px 30px rgba(18, 32, 46, 0.16); min-width: 240px; padding: 8px; position: absolute; right: 0; top: calc(100% + 10px); z-index: 35; }
.sig-account-menu-email { border-bottom: 1px solid #e4e9ee; color: var(--sig-muted); font-size: 13px; margin-bottom: 6px; overflow: hidden; padding: 6px 8px 10px; text-overflow: ellipsis; white-space: nowrap; }
.sig-account-menu a, .sig-account-menu button { background: transparent; border: 0; border-left: 3px solid transparent; border-radius: 0; box-sizing: border-box; color: #25303b; cursor: pointer; display: block; font: inherit; font-size: 14px; padding: 9px 10px; text-align: left; text-decoration: none; width: 100%; }
.sig-account-menu a:hover, .sig-account-menu button:hover { background: #f4f8fb; border-left-color: var(--sig-blue); color: var(--sig-blue); }
.sig-modal-backdrop { align-items: center; background: rgba(12, 20, 28, 0.48); display: none; inset: 0; justify-content: center; padding: 20px; position: fixed; z-index: 40; }
.sig-modal-backdrop.open { display: flex; }
.sig-auth-modal { background: #fff; border: 1px solid var(--sig-line); box-shadow: 0 18px 50px rgba(18, 32, 46, 0.22); max-width: 390px; padding: 20px; width: 100%; }
.sig-auth-modal h2 { margin: 0 0 6px; }
.sig-auth-modal p { color: var(--sig-muted); margin: 0 0 14px; }
.sig-auth-modal label { color: #33404c; display: block; font-size: 13px; font-weight: 700; margin-top: 10px; }
.sig-auth-modal input { border: 1px solid #cbd5df; border-radius: 3px; box-sizing: border-box; margin-top: 5px; padding: 9px; width: 100%; }
.sig-auth-modal-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 14px; }
.sig-auth-status { color: #6b7682; font-size: 13px; min-height: 18px; margin-top: 10px; }
@media (max-width: 760px) {
  .sig-nav-inner { align-items: stretch; flex-direction: column; gap: 12px; height: auto; min-height: 118px; padding: 17px 20px 16px; }
  .sig-nav-links { flex-wrap: wrap; gap: 12px 18px; }
  .sig-auth-panel { justify-content: flex-start; }
  .sig-account-button { max-width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .sig-brand-mark img { transition: none; }
  .sig-brand:hover .sig-brand-mark img, .sig-brand:focus-visible .sig-brand-mark img { transform: none; }
}