.ib-lkk h1{font-size:clamp(2rem,5vw,3.1rem);font-weight:800}.ib-lkk header.site{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);z-index:20}.ib-lkk header.site .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}.ib-lkk .logo{font-weight:800;letter-spacing:.02em;text-decoration:none;color:var(--ink);font-size:1.12rem}.ib-lkk header.site nav{display:none;gap:24px;font-size:.94rem}.ib-lkk header.site nav a{color:var(--ink-soft);text-decoration:none}.ib-lkk header.site nav a:hover{color:var(--ink)}@media (min-width:860px){.ib-lkk header.site nav{display:flex}}.ib-lkk footer.site{border-top:1px solid var(--line);padding:38px 0;font-size:.9rem;color:var(--ink-soft)}.ib-lkk footer.site a{color:var(--ink-soft);text-decoration:none;margin-right:18px}.ib-lkk footer.site a:hover{color:var(--ink)}.ib-lkk .breadcrumb{font-size:.85rem;color:var(--ink-soft);padding:18px 0 0}.ib-lkk .breadcrumb a{color:var(--ink-soft);text-decoration:none}.ib-lkk h1{font-weight:800}