.info-panel{width:320px;flex:none;display:flex;flex-direction:column;border-left:1px solid var(--border);background:var(--surface);animation:slide-in .18s ease-out}.info-header{height:64px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 12px 0 20px;border-bottom:1px solid var(--border)}.info-header h2{font-size:15px;font-weight:650}.info-section{padding:18px 20px 6px}.info-section h3{margin-bottom:10px;color:var(--text-muted);font-size:11.5px;font-weight:650;letter-spacing:.06em;text-transform:uppercase}.info-muted{color:var(--text)}.member-list{list-style:none;display:flex;flex-direction:column;gap:2px;margin:0 -8px}.member{display:flex;align-items:center;gap:12px;padding:8px;border-radius:10px}.member:hover{background:var(--surface-hover)}.member .icon-button{opacity:0}.member .icon-button:focus-visible,.member:hover .icon-button{opacity:1}.member-text{flex:1 1;min-width:0;display:flex;flex-direction:column}.member-name{font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.member-phone{color:var(--text-muted);font-size:12.5px}.info-footer{margin-top:auto;padding:16px 12px;border-top:1px solid var(--border)}.info-footer .btn{width:100%}@keyframes slide-in{0%{opacity:0;transform:translateX(12px)}}@media (max-width:1100px){.info-panel{position:fixed;top:0;right:0;bottom:0;z-index:30;width:min(340px,100vw);box-shadow:var(--shadow-lg)}}.chat,.chat-main{flex:1 1;display:flex;min-width:0;min-height:0}.chat-main{position:relative;flex-direction:column}.chat-header{height:64px;flex:none;display:flex;align-items:center;gap:8px;padding:0 12px 0 16px;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--surface) 88%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.chat-back{display:none;margin-left:-6px}.chat-header-title{flex:1 1;min-width:0;display:flex;align-items:center;gap:12px;text-align:left;padding:6px;margin-left:-6px;border-radius:10px}.chat-header-title:hover{background:var(--surface-hover)}.chat-header-text{display:flex;flex-direction:column;min-width:0}.chat-title{font-weight:650;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-subtitle{margin-top:1px;color:var(--text-muted);font-size:12px}.chat-scroll{flex:1 1;background-color:var(--chat-bg);background-image:radial-gradient(var(--chat-dot) 1px,transparent 1px);background-size:18px 18px;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column}.timeline{width:100%;max-width:860px;margin:auto auto 0;padding:16px 20px 12px}.day-separator{display:flex;justify-content:center;margin:18px 0 10px;position:-webkit-sticky;position:sticky;top:8px;z-index:1}.day-separator span{padding:4px 12px;border-radius:999px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);color:var(--text-muted);font-size:12px;font-weight:550}.message-row{display:flex;align-items:flex-end;gap:8px;margin-top:2px}.message-row.group-start{margin-top:12px}.message-row.is-own{justify-content:flex-end}.message-avatar{width:28px;flex:none;align-self:flex-end;margin-bottom:20px}.message-row:not(.group-end) .message-avatar{margin-bottom:0}.message-stack{display:flex;flex-direction:column;max-width:min(72%,560px);min-width:0}.message-row.is-own .message-stack{align-items:flex-end}.message-sender{margin:0 12px 3px;color:var(--text-muted);font-size:12px;font-weight:550}.bubble{position:relative;padding:8px 12px;border-radius:18px;background:var(--bubble-in);color:var(--bubble-in-text);box-shadow:var(--bubble-in-shadow);overflow-wrap:anywhere;animation:bubble-in .18s ease-out}.is-own .bubble{background:var(--bubble-out);color:var(--bubble-out-text);box-shadow:none}.is-other:not(.group-start) .bubble{border-top-left-radius:6px}.is-other.group-end .bubble,.is-other:not(.group-end) .bubble{border-bottom-left-radius:6px}.is-own:not(.group-start) .bubble{border-top-right-radius:6px}.is-own.group-end .bubble,.is-own:not(.group-end) .bubble{border-bottom-right-radius:6px}.bubble.is-pending{opacity:.7}.bubble.is-failed{background:var(--danger-soft);color:var(--danger);border:1px solid color-mix(in srgb,var(--danger) 35%,transparent)}.bubble-text{white-space:pre-wrap;font-size:14.5px;line-height:1.42}.bubble-text a{text-decoration:underline;text-underline-offset:2px}.bubble-image{display:block;margin:-4px -8px 4px}.bubble-image:only-child{margin:-4px -8px}.bubble-image img{display:block;max-width:100%;max-height:320px;border-radius:14px;object-fit:cover}.bubble-file{display:flex;align-items:center;gap:8px;padding:6px 2px;font-weight:550;text-decoration:underline;text-underline-offset:2px}.message-meta{gap:2px;margin:4px 12px 0;color:var(--text-faint)}.message-meta,.retry{display:inline-flex;align-items:center;font-size:11.5px}.retry{gap:4px;color:var(--danger);font-weight:600}.retry:hover{text-decoration:underline}@keyframes bubble-in{0%{opacity:0;transform:translateY(4px)}}.chat-empty{margin:auto;max-width:340px;padding:24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:10px}.chat-empty h3{margin-top:6px;font-size:16px}.chat-empty p{color:var(--text-muted);line-height:1.5}.jump-bottom{position:absolute;left:50%;bottom:96px;transform:translateX(-50%);padding:8px 14px;border-radius:999px;border:1px solid var(--border);box-shadow:var(--shadow-md);font-size:13px;font-weight:600;color:var(--accent)}.composer,.jump-bottom{background:var(--surface)}.composer{flex:none;padding:10px 16px 12px;border-top:1px solid var(--border)}.composer-box{max-width:860px;margin:0 auto;display:flex;align-items:flex-end;gap:6px;padding:5px 5px 5px 4px;border-radius:22px;border:1px solid var(--border-strong);background:var(--surface);transition:border-color .15s,box-shadow .15s}.composer-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 15%,transparent)}.composer-box .icon-button{border-radius:50%}.composer-box textarea{flex:1 1;min-width:0;resize:none;border:none;outline:none;background:transparent;padding:8px 4px;font-size:14.5px;line-height:1.4;max-height:160px}.composer-box textarea::placeholder{color:var(--text-faint)}.send-button{width:36px;height:36px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--accent);color:#fff;transition:background .15s,transform .1s,opacity .15s}.send-button:hover:not(:disabled){background:var(--accent-hover)}.send-button:active:not(:disabled){transform:scale(.94)}.send-button:disabled{background:var(--border-strong);cursor:default}.composer-emoji{position:relative}.emoji-popover{position:absolute;bottom:48px;left:0;z-index:20;border-radius:14px;box-shadow:var(--shadow-lg)}.emoji-loading{width:330px;height:120px;display:grid;place-items:center;border-radius:14px;background:var(--surface);color:var(--text-muted)}.composer-hint{max-width:860px;margin:6px auto 0;padding:0 14px;display:flex;justify-content:space-between;gap:12px;color:var(--text-faint);font-size:11.5px}.composer-hint .is-warn{color:#b45309}@media (max-width:860px){.chat-back{display:inline-grid}.timeline{padding:12px}.message-stack{max-width:82%}.composer{padding:8px 10px 10px}.composer-hint span:first-child{display:none}}.new-group{flex:1 1;display:flex;flex-direction:column;min-width:0;background:var(--surface)}.new-group-back{margin-left:-6px}.new-group-title{flex:1 1;min-width:0;display:flex;flex-direction:column}.to-field{display:flex;align-items:flex-start;gap:10px;padding:10px 16px;border-bottom:1px solid var(--border);cursor:text}.to-label{padding-top:7px;color:var(--text-muted);font-weight:550}.to-chips{flex:1 1;min-width:0;display:flex;flex-wrap:wrap;align-items:center;gap:6px}.to-chips input{flex:1 1;min-width:180px;height:34px;border:none;outline:none;background:transparent;font-size:14.5px}.to-chips input::placeholder{color:var(--text-faint)}.chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 6px 0 4px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-weight:550;font-size:13px;animation:pop-in .14s ease-out}.chip button{width:18px;height:18px;display:grid;place-items:center;border-radius:50%;color:var(--accent)}.chip button:hover{background:color-mix(in srgb,var(--accent) 18%,transparent)}.new-group-body{flex:1 1;overflow-y:auto}.contact-results{list-style:none;padding:6px 8px}.contact{display:flex;align-items:center;gap:12px;padding:8px 10px;border-radius:10px;cursor:pointer}.contact.is-active{background:var(--surface-hover)}.contact.is-added{opacity:.6}.contact-text{flex:1 1;min-width:0;display:flex;flex-direction:column}.contact-name{font-weight:550}.contact-sub{color:var(--text-muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.contact-added{color:var(--accent);font-size:12px;font-weight:600}.contact-status{padding:14px 10px;color:var(--text-muted)}.new-group-hint{height:100%;min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;padding:24px;color:var(--text-faint);text-align:center}.new-group-hint p{max-width:320px;color:var(--text-muted);line-height:1.5}@media (max-width:860px){.new-group .chat-subtitle{display:none}}.sidebar{display:flex;flex-direction:column;min-width:0;min-height:0;border-right:1px solid var(--border);background:var(--surface)}.sidebar-header{justify-content:space-between;gap:8px;padding:16px 12px 12px 16px}.sidebar-header,.sidebar-user{display:flex;align-items:center}.sidebar-user{gap:12px;min-width:0}.sidebar-user-text{display:flex;flex-direction:column;min-width:0}.sidebar-title{display:flex;align-items:center;gap:8px;font-size:18px;font-weight:700;letter-spacing:-.02em}.unread-pill{min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--accent);color:#fff;font-size:11px;font-weight:700;display:inline-grid;place-items:center}.sidebar-subtitle{display:flex;align-items:center;gap:6px;margin-top:2px;color:var(--text-muted);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.live-dot{width:7px;height:7px;flex:none;border-radius:50%;background:var(--text-faint)}.live-dot.is-live{background:var(--success);box-shadow:0 0 0 3px rgba(22,163,74,.15)}.sidebar-actions{display:flex;gap:2px}.sidebar-search{margin:0 12px 8px;height:38px;padding:0 10px 0 12px;display:flex;align-items:center;gap:8px;border-radius:10px;background:var(--surface-hover);color:var(--text-faint);border:1px solid transparent;transition:border-color .15s,background .15s}.sidebar-search:focus-within{background:var(--surface);border-color:var(--accent)}.sidebar-search input{flex:1 1;min-width:0;border:none;outline:none;background:transparent;color:var(--text)}.sidebar-search input::placeholder{color:var(--text-faint)}.search-clear{display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--border-strong);color:var(--surface)}.conversation-list{flex:1 1;overflow-y:auto;padding:4px 8px 12px}.conversation-row{width:100%;display:flex;align-items:center;gap:12px;padding:10px;border-radius:12px;text-align:left;transition:background .12s}.conversation-row:hover{background:var(--surface-hover)}.conversation-row.is-selected{background:var(--surface-active)}.conversation-row.is-skeleton{pointer-events:none}.conversation-text{flex:1 1;min-width:0;display:flex;flex-direction:column}.conversation-bottom,.conversation-top{display:flex;align-items:center;gap:8px}.conversation-name{flex:1 1;min-width:0;font-weight:550;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation-time{flex:none;color:var(--text-faint);font-size:12px}.conversation-bottom{margin-top:3px}.conversation-preview{flex:1 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ease-out}.loader-overlay .loader{padding:22px;border-radius:16px;background:var(--surface);box-shadow:var(--shadow-lg)}.loader-overlay .spinner{width:34px;height:34px}.welcome{flex:1 1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:24px;text-align:center}.welcome-icon{width:76px;height:76px;margin-bottom:8px;display:grid;place-items:center;border-radius:24px;background:var(--accent-soft);color:var(--accent)}.welcome h2{font-size:22px;font-weight:650;letter-spacing:-.02em}.welcome p{margin-bottom:10px;color:var(--text-muted)}