.gnc-header { position: sticky; top: 0; z-index: 1030; background: rgba(7, 9, 12, .78); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--gnc-line); }
.gnc-header__bar { display: flex; align-items: center; gap: 1.5rem; min-height: 64px; }
.gnc-logo { display: inline-flex; align-items: center; gap: .5rem; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.125rem; margin-right: auto; }
.gnc-logo__mark { color: var(--gnc-accent); }
.gnc-logo:hover { color: #fff; }

.gnc-nav__list { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.gnc-nav__item { position: relative; }
.gnc-nav__item > a, .gnc-nav__trigger { display: inline-flex; align-items: center; gap: .25rem; padding: .5rem .75rem; color: var(--gnc-muted); text-decoration: none; background: none; border: 0; font: inherit; font-size: .9375rem; border-radius: 6px; cursor: pointer; }
.gnc-nav__item > a:hover, .gnc-nav__trigger:hover, .gnc-nav__trigger[aria-expanded="true"] { color: #fff; background: var(--gnc-surface); }
.gnc-nav__trigger::after { content: ""; width: .4em; height: .4em; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: rotate(45deg) translateY(-2px); margin-left: .25rem; }
.gnc-nav__menu { position: absolute; top: calc(100% + 6px); left: 0; min-width: 220px; list-style: none; margin: 0; padding: .5rem; background: var(--gnc-surface); border: 1px solid var(--gnc-line); border-radius: var(--gnc-radius-sm); box-shadow: 0 16px 40px rgba(0, 0, 0, .45); }
.gnc-nav__menu a { display: block; padding: .5rem .75rem; color: var(--gnc-ink); text-decoration: none; border-radius: 6px; }
.gnc-nav__menu a:hover { background: var(--gnc-surface-2); color: #fff; }

.gnc-header__tools { display: flex; align-items: center; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.gnc-icon-btn { background: none; border: 0; color: var(--gnc-ink); font-size: 1.25rem; padding: .4rem; border-radius: 6px; line-height: 1; }
.gnc-icon-btn:hover { background: var(--gnc-surface); }
.gnc-header__tools .nav-link, .gnc-header__tools .bi { color: var(--gnc-ink) !important; }
.gnc-header__cta { padding: .5rem 1rem; }
.gnc-header__burger { display: none; flex-direction: column; gap: 4px; }
.gnc-header__burger span { display: block; width: 20px; height: 2px; background: currentColor; }

@media (max-width: 991.98px) {
    .gnc-header__burger { display: inline-flex; }
    .gnc-header__cta { display: none; }
    .gnc-nav { position: fixed; inset: 64px 0 0 0; background: var(--gnc-bg); padding: 1rem var(--gnc-gutter); overflow-y: auto; display: none; }
    .gnc-nav.is-open { display: block; }
    .gnc-nav__list { flex-direction: column; align-items: stretch; }
    .gnc-nav__item > a, .gnc-nav__trigger { width: 100%; justify-content: space-between; padding: .875rem .5rem; font-size: 1.0625rem; }
    .gnc-nav__menu { position: static; box-shadow: none; border: 0; background: transparent; padding: 0 0 0 1rem; }
    body.gnc-nav-open { overflow: hidden; }
}
.gnc-footer { border-top: 1px solid var(--gnc-line); padding: 56px 0 32px; margin-top: 0; background: var(--gnc-bg); }
.gnc-footer__grid { display: grid; gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); }
.gnc-footer__tag { margin-top: .75rem; max-width: 18rem; font-size: .875rem; }
.gnc-footer__h { font-size: .8125rem; text-transform: uppercase; letter-spacing: .06em; color: #fff; margin: 0 0 .75rem; }
.gnc-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.gnc-footer a { color: var(--gnc-muted); text-decoration: none; }
.gnc-footer a:hover { color: #fff; }
.gnc-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--gnc-line); color: var(--gnc-muted); font-size: .875rem; }
.gnc-footer__social { display: inline-flex; gap: 1rem; font-size: 1.125rem; }

/* login popup opened by the account icon for guests */
.gnc-login .modal-content { background: var(--gnc-surface); border: 1px solid var(--gnc-line); border-radius: var(--gnc-radius); color: var(--gnc-ink); }
.gnc-login .modal-header, .gnc-login .modal-footer { border-color: var(--gnc-line); }
.gnc-login .btn-close { filter: invert(1) grayscale(1); }
.gnc-login .form-label { color: var(--gnc-muted); font-size: .875rem; margin-bottom: .25rem; }
.gnc-login__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: .5rem; margin-top: 1rem; font-size: .875rem; }
.gnc-login__row .form-check { margin: 0; }
.gnc-login__row a { color: var(--gnc-accent); }
.gnc-login__submit { width: 100%; justify-content: center; margin-top: 1.25rem; }
.gnc-login__register { justify-content: space-between; gap: .5rem; color: var(--gnc-muted); font-size: .9375rem; }