.community-chat-shell{display:grid;grid-template-columns:minmax(230px,32%) 1fr;min-height:68vh;border:1px solid var(--line,#d9dee8);border-radius:18px;overflow:hidden;background:var(--surface,#fff);box-shadow:0 14px 36px rgba(21,59,115,.08)}.community-chat-list{border-right:1px solid var(--line,#d9dee8);background:#f7f9fc;min-width:0}.community-chat-list header,.community-chat-main header{padding:16px 18px;border-bottom:1px solid var(--line,#d9dee8)}.community-chat-list h2,.community-chat-main h2{margin:0;font-size:1rem}.community-chat-search{padding:12px}.community-chat-search input{width:100%;box-sizing:border-box;border:1px solid #cbd3df;border-radius:999px;padding:11px 14px;background:#fff}.community-chat-conversations{max-height:58vh;overflow:auto}.community-chat-row{width:100%;display:grid;grid-template-columns:44px 1fr auto;gap:10px;align-items:center;text-align:left;border:0;border-bottom:1px solid #e8ebf1;background:transparent;padding:12px;cursor:pointer}.community-chat-row:hover,.community-chat-row[aria-current=true]{background:#eef3fb}.community-chat-avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:#153b73;color:#fff;font-weight:800}.community-chat-row strong,.community-chat-row small{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.community-chat-row small{color:#64748b;margin-top:3px}.community-chat-badge{min-width:20px;height:20px;padding:0 6px;border-radius:999px;background:#8b1e3f;color:#fff;display:grid;place-items:center;font-size:.72rem;font-weight:800}.community-chat-main{display:grid;grid-template-rows:auto 1fr auto;min-width:0}.community-chat-presence{font-size:.8rem;color:#16803c}.community-chat-thread{padding:18px;overflow:auto;min-height:360px;max-height:58vh;background:linear-gradient(180deg,#fbfcff,#f4f7fb)}.community-chat-bubble{max-width:min(78%,620px);padding:10px 13px;border-radius:16px;margin:8px 0;box-shadow:0 2px 7px rgba(15,23,42,.06);white-space:pre-wrap;word-break:break-word}.community-chat-bubble.mine{margin-left:auto;background:#153b73;color:#fff;border-bottom-right-radius:5px}.community-chat-bubble.theirs{margin-right:auto;background:#fff;border:1px solid #e1e6ef;border-bottom-left-radius:5px}.community-chat-meta{font-size:.7rem;opacity:.72;margin-top:5px}.community-chat-typing{min-height:24px;padding:0 18px;color:#64748b;font-size:.82rem}.community-chat-compose{display:grid;grid-template-columns:1fr auto;gap:10px;padding:12px 16px 16px;border-top:1px solid var(--line,#d9dee8);background:#fff}.community-chat-compose textarea{resize:none;min-height:44px;max-height:140px;border:1px solid #cbd3df;border-radius:18px;padding:11px 14px;font:inherit}.community-chat-compose button{align-self:end}.community-chat-empty{display:grid;place-items:center;text-align:center;padding:32px;color:#64748b}.community-chat-notice{padding:9px 14px;background:#fff8df;border-bottom:1px solid #f1dda0;font-size:.8rem}.community-chat-toast{position:fixed;right:18px;bottom:86px;z-index:1000;max-width:320px;padding:12px 15px;border-radius:12px;background:#14233d;color:#fff;box-shadow:0 12px 30px rgba(0,0,0,.2)}@media(max-width:760px){.community-chat-shell{grid-template-columns:1fr;min-height:72vh}.community-chat-list{border-right:0}.community-chat-list.chat-hidden-mobile{display:none}.community-chat-main{display:none}.community-chat-main.chat-open-mobile{display:grid;position:relative}.community-chat-conversations{max-height:none}.community-chat-thread{max-height:none;min-height:52vh}.community-chat-bubble{max-width:88%}}@media(prefers-reduced-motion:reduce){.community-chat-shell *{scroll-behavior:auto!important}}