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solid transparent;cursor:pointer;padding:0;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08);transition:transform .1s;display:flex;align-items:center;justify-content:center}.theme-chip:hover{transform:scale(1.12)}.theme-chip:focus-visible{outline:2px solid var(--text);outline-offset:2px}.theme-chip.on{border-color:var(--text)}.theme-check{color:#fff;font-size:13px;font-weight:800;line-height:1;text-shadow:0 1px 2px rgba(0,0,0,.35)}.fab-wrap{display:none}@media (max-width:900px){.rail{display:none}.app:not(.room-open) .fab-wrap{display:block}.fab{position:fixed;right:18px;bottom:calc(20px + env(safe-area-inset-bottom, 0px));z-index:60;width:56px;height:56px;border-radius:50%;border:none;background:var(--accent);color:#fff;font-size:30px;line-height:1;box-shadow:0 6px 20px rgba(0,0,0,.28);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .12s,background .12s}.fab:active{transform:scale(.93)}.fab.open{background:var(--muted);font-size:22px}.fab-backdrop{position:fixed;inset:0;z-index:55}.fab-menu{position:fixed;right:18px;bottom:calc(86px + env(safe-area-inset-bottom, 0px));z-index:60;background:var(--card,#fff);border:1px solid var(--border);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.2);padding:6px;min-width:200px;display:flex;flex-direction:column}.fab-menu button{background:none;border:none;text-align:left;padding:13px 16px;font-size:15px;border-radius:10px;cursor:pointer;color:var(--text)}.fab-menu button:active{background:var(--accent-softer)}.sidebar{width:100%;flex:1 1 auto}.app.room-open .sidebar,.app:not(.room-open) .chat,.app:not(.room-open) .empty{display:none}.app.room-open .chat{width:100%}.back-btn{display:inline-flex;align-items:center}.messages{padding:12px 10px}.chat-head{display:grid;grid-template-columns:40px 1fr 40px;grid-gap:6px;gap:6px;padding:0 10px}.chat-head-center{flex:0 1 auto;justify-content:center}.chat-head-center.clickable{margin:0}.back-btn{justify-self:start}.head-right{justify-self:end}.head-actions{display:none}.head-menu-btn{display:inline-flex;align-items:center;justify-content:center}.head-menu{position:absolute;top:54px;right:10px;z-index:70;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.18);padding:6px;min-width:150px;display:flex;flex-direction:column}.head-menu button{border:none;background:transparent;padding:11px 12px;text-align:left;font-size:14px;border-radius:10px;cursor:pointer}.head-menu button:hover{background:var(--accent-softer)}.sidebar-head{padding:14px}.modal{width:92vw}.task-create{grid-template-columns:1fr}.task-create .field{font-size:16px;height:46px}.task-create .btn-accent{height:46px}.task-board{display:flex;gap:10px;overflow-x:auto;padding-bottom:2px}.task-col{min-width:80vw}.schedule-create{display:flex;flex-direction:column}.schedule-inline{width:100%}.schedule-list{max-height:50vh}.input-bar{padding:10px 12px}.video-ph{width:100%;max-width:100%}.format-bar{display:none}.composer-box{margin:6px 10px calc(10px + env(safe-area-inset-bottom, 0px))}.chat-head,.sidebar-head{padding-top:calc(14px + env(safe-area-inset-top, 0px))}}