.app-header{position:fixed;inset:0 auto auto 0;top:0;left:0;right:0;width:100%;background:hsla(0,0%,100%,.98);border-bottom:1px solid #ebeef2;box-shadow:0 14px 50px rgba(15,23,42,.06);z-index:11;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.header-spacer{height:167px;min-height:167px;width:100%}.header-main{width:100%;max-width:1320px;margin:0 auto;justify-content:space-between;gap:16px}.header-logo,.header-main{display:flex;align-items:center}.header-logo{justify-content:flex-start}.header-logo img{border-radius:18px;object-fit:contain;width:100px;height:100px}.header-search-box{width:100%;max-width:520px;display:flex;justify-content:center}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.action-icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:14px;background:#f7f9fc;border:1px solid #e5e7eb;transition:background .2s ease,transform .2s ease}.action-icon:hover{background:#eef4ff;transform:translateY(-1px)}.header-categories{max-width:1320px;margin:0 auto;padding:0 0 16px;display:flex;flex-wrap:wrap;gap:10px}.header-category-link{color:#111827;background:#f2f5ff;border-radius:999px;padding:10px 16px;font-size:.95rem;font-weight:600;text-decoration:none;transition:background .2s ease,color .2s ease}.header-category-link:hover{background:#e5ecff;color:#1d4ed8}.search-box-xs{display:none;position:relative}.mobile-mode{display:none}.desktop-logo{display:block}@media screen and (max-width:860px){.header-main{flex-wrap:wrap;padding:16px 18px}.header-logo{justify-content:center}.header-logo img{height:60px;width:60px}.header-search-box{width:100%;max-width:100%;margin-top:14px;order:3}.header-actions{width:100%;justify-content:flex-end;order:2}.header-categories{display:none}}@media screen and (max-width:620px){.desktop-logo{display:none}.header-main{padding:14px 14px 10px}.header-search-box{order:2;margin-top:12px}.header-actions{order:3;justify-content:space-between;gap:8px}.mobile-mode{display:flex}.search-box{display:none}.search-box-xs{display:block}.header-category-link{padding:10px 12px}}