.feed-mobile-header{position:fixed;top:.45rem;left:.55rem;right:.55rem;z-index:var(--z-nav);min-height:56px;padding:0 .75rem;display:flex;align-items:center;justify-content:space-between;background:color-mix(in srgb,var(--color-surface-chrome) 92%,transparent);border:1px solid var(--surface-stroke-strong, var(--color-border-strong, var(--color-border)));border-radius:20px;backdrop-filter:blur(12px);box-shadow:0 8px 20px color-mix(in srgb,var(--color-text) 9%,transparent);transition:transform var(--motion-base, .18s) var(--ease-standard, ease),opacity var(--motion-base, .18s) var(--ease-standard, ease)}.feed-mobile-header.is-hidden{transform:translateY(-100%);opacity:0}.feed-mobile-header__logo{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:0 .72rem;border-radius:var(--radius-pill);border:1px solid color-mix(in srgb,var(--color-primary) 24%,var(--surface-stroke, var(--color-border)));background:color-mix(in srgb,var(--color-primary) 10%,transparent);color:var(--color-primary);font-weight:700;font-size:1.05rem;letter-spacing:.015em}.feed-mobile-header__actions{display:inline-flex;align-items:center;gap:.5rem}.feed-mobile-header__icon{width:36px;height:34px;border-radius:12px;border:1px solid var(--surface-stroke, var(--color-border));background:color-mix(in srgb,var(--color-card) 86%,transparent);color:var(--color-text);display:inline-flex;align-items:center;justify-content:center;text-decoration:none;cursor:pointer;transition:border-color var(--motion-fast, .12s) var(--ease-standard, ease),background var(--motion-fast, .12s) var(--ease-standard, ease),color var(--motion-fast, .12s) var(--ease-standard, ease),transform var(--motion-fast, .12s) var(--ease-standard, ease)}.feed-mobile-header__icon:hover,.feed-mobile-header__icon:focus-visible{border-color:var(--surface-stroke-strong, var(--color-border-strong, var(--color-border)));color:var(--color-primary);transform:translateY(-1px)}.feed-mobile-header__icon--disabled{opacity:.65;cursor:default}.feed-mobile-header__icon--disabled:hover,.feed-mobile-header__icon--disabled:focus-visible{border-color:var(--surface-stroke, var(--color-border));color:var(--color-text);transform:none}.feed-mobile-header__icon svg,.desktop-filter-btn svg{stroke-width:var(--icon-stroke, 1.9)}.feed-container{padding:calc(56px + 1rem) .1rem 1rem}.feed-desktop-header{display:none}.desktop-chat-drawer{position:fixed;right:0;bottom:0;z-index:var(--z-chat-drawer)}.desktop-filter-btn{display:flex;position:fixed;right:1.2rem;bottom:calc(8.8rem + env(safe-area-inset-bottom));z-index:var(--z-fab);width:44px;height:44px;border-radius:var(--radius-round);align-items:center;justify-content:center;background:var(--color-primary);color:var(--color-on-primary);border:1px solid color-mix(in srgb,var(--color-primary) 72%,var(--color-border));box-shadow:0 8px 22px #0000002e;cursor:pointer;transition:transform var(--motion-fast, .12s) var(--ease-standard, ease),box-shadow var(--motion-fast, .12s) var(--ease-standard, ease),background var(--motion-fast, .12s) var(--ease-standard, ease),border-color var(--motion-fast, .12s) var(--ease-standard, ease)}.desktop-filter-btn:hover{transform:translateY(-2px);box-shadow:0 12px 30px #0003}.desktop-filter-btn:active{transform:translateY(0)}@media (min-width: 601px){.feed-mobile-header{display:none}.feed-container{padding-top:.65rem}.desktop-filter-btn{right:2.2rem;bottom:6.2rem}}