.bt-header{background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.03);position:sticky;top:0;z-index:1000;transition:top .3s}.bt-header-inner{display:flex;align-items:center;justify-content:space-between;min-height:56px}.bt-logo img{max-height:40px}.bt-hamburger{display:inline-flex;flex-direction:column;justify-content:center;width:44px;height:44px;background:0 0;border:none;cursor:pointer;gap:5px}.bt-hamburger span{display:block;width:28px;height:3px;background:#181818;border-radius:2px}.bt-offcanvas{position:fixed;top:0;right:-100vw;width:80vw;max-width:320px;height:100vh;background:#fff;box-shadow:-2px 0 8px rgba(0,0,0,.08);transition:right .3s;z-index:2000;overflow-y:auto}.bt-offcanvas[aria-hidden=false]{right:0}.bt-offcanvas-open{overflow:hidden}.bt-menu{list-style:none;padding:2rem 1rem 1rem 1rem;margin:0}.bt-menu li{margin-bottom:1.2rem}.bt-menu a{font-size:1.1rem;color:#181818;text-decoration:none}.bt-menu a:hover{color:#e50914}.bt-footer{background:#fafafa;padding:2rem 0;font-size:.95rem;color:#888}.bt-footer-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem}.bt-footer-nav a{color:#888;margin:0 .5rem}.bt-footer-nav a:hover{color:#e50914}.bt-grid{display:grid;gap:1.5rem}.bt-grid-2{grid-template-columns:1fr}.bt-post{background:#fff;border-radius:8px;box-shadow:0 1px 4px rgba(0,0,0,.04);overflow:hidden;transition:box-shadow .2s}.bt-post-thumb img{width:100%;height:auto;display:block;border-radius:8px 8px 0 0}.bt-post-title{font-size:1.2rem;margin:.8rem 0 .5rem 0}.bt-post-meta{font-size:.85rem;color:#888;margin-bottom:.5rem}.bt-post-excerpt{font-size:1rem;color:#444}.bt-sidebar{background:#fff;padding:1.5rem;border-radius:8px;box-shadow:0 1px 4px rgba(0,0,0,.04)}@media(min-width:600px){.bt-grid-2{grid-template-columns:1fr 1fr}}@media(max-width:600px){.bt-header-inner{flex-direction:column;align-items:flex-start}.bt-footer-inner{flex-direction:column;align-items:flex-start}.bt-grid-2{grid-template-columns:1fr}}