:root{--ink:#202a37;--muted:#7a8593;--line:#e9edf1;--accent:#178675;--soft:#eaf6f2}
*{box-sizing:border-box} [hidden]{display:none!important}
button img{width:20px;height:20px;vertical-align:middle}.primary img{filter:brightness(0) invert(1)}
body{margin:0;color:var(--ink);font:14px/1.45 "Segoe UI",Arial,sans-serif;letter-spacing:0;background:#f6f8fa}
button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}
button{border:0;background:transparent}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
input,textarea{border:1px solid var(--line);outline:none;background:#f6f8fa;border-radius:8px;padding:11px 13px;width:100%;min-width:0}
input:focus,textarea:focus{border-color:var(--accent)}h1,h2,p{margin:0}h1{font-size:22px}h2{font-size:16px}
.shell{height:100vh;height:100dvh;display:grid;grid-template-columns:350px minmax(0,1fr);overflow:hidden}
.sidebar{display:flex;flex-direction:column;min-height:0;background:white;border-right:1px solid var(--line)}
.workspace{height:68px;flex-shrink:0;display:flex;align-items:center;gap:10px;padding:0 20px;border-bottom:1px solid var(--line)}
.logo{display:inline-grid;place-items:center;width:32px;height:32px;border-radius:8px;background:var(--accent);color:white;font-size:24px;font-weight:700}
.connection{margin-left:auto;font-size:10px;color:var(--muted)}.connection.online{color:var(--accent)}
.list-heading{display:flex;align-items:center;justify-content:space-between;padding:20px 20px 12px}.list-heading>span{color:var(--muted);font-size:12px}
.search{padding:0 16px 10px}.filters{display:flex;flex-shrink:0;overflow-x:auto;padding:0 12px;border-bottom:1px solid var(--line);scrollbar-width:thin;gap:4px}
.filters button{height:42px;padding:0 12px;color:var(--muted);white-space:nowrap;border-bottom:2px solid transparent}
.filters .active{color:var(--accent);border-bottom-color:var(--accent);font-weight:600}
.conversation-list{overflow:auto;min-height:0;flex:1}
.conversation-item{display:flex;width:100%;gap:12px;padding:12px 16px;text-align:left;border-bottom:1px solid #f1f3f5;min-height:80px}
.conversation-item:hover{background:#f7f9fa}.conversation-item.active{background:var(--soft);box-shadow:inset 3px 0 var(--accent)}
.avatar{width:42px;height:42px;flex:0 0 42px;display:grid;place-items:center;border-radius:50%;background:#d9eafa;color:#3287bc;font-size:18px;font-weight:600}
.avatar.max{background:#eee8fa;color:#8864b9}.avatar.avito{background:#fce8df;color:#bb7752}
.conversation-main{min-width:0;flex:1}.row{display:flex;gap:8px;align-items:center;justify-content:space-between}
.name,.preview{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;min-width:0}.name{font-weight:600}.preview{color:var(--muted);flex:1}
.time{font-size:11px;flex-shrink:0;color:var(--muted)}.source{font-size:11px;color:var(--muted)}
.badge{background:var(--accent);color:white;border-radius:10px;min-width:19px;padding:0 5px;text-align:center;font-size:11px}
.profile{display:flex;align-items:center;justify-content:space-between;height:52px;padding:0 18px;border-top:1px solid var(--line);flex-shrink:0}.profile button{font-size:24px;width:36px}
.chat{min-height:0;min-width:0;display:flex;flex-direction:column;background:#f5f7f9}
.chat-head{min-height:68px;padding:12px 28px;display:flex;align-items:center;gap:12px;background:white;border-bottom:1px solid var(--line);flex-shrink:0}
.chat-head .source{font-size:12px}.back{display:none}.listing{padding:10px 28px;background:#fffdf6;border-bottom:1px solid #eee8d6;font-size:13px}.listing a{color:#796231;text-decoration:none;overflow-wrap:anywhere}
.messages{flex:1;min-height:0;overflow:auto;padding:24px max(24px,calc((100% - 850px)/2));scrollbar-width:thin}
.empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--muted);text-align:center;padding:20px}.empty strong{font-size:18px;color:var(--ink)}.empty .logo{width:56px;height:56px;font-size:36px}
.day{text-align:center;color:var(--muted);font-size:11px;margin:8px 0 22px}
.message{width:fit-content;max-width:80%;padding:10px 14px;background:white;border:1px solid var(--line);border-radius:8px;margin-bottom:12px;overflow-wrap:anywhere}
.message.outgoing{margin-left:auto;background:#e8f4ef;border-color:#dcece4}.author{font-size:11px;font-weight:600;color:var(--accent);margin-bottom:4px}
.body{white-space:pre-wrap}.message-meta{font-size:10px;color:var(--muted);text-align:right;margin-top:5px}.readers{font-size:11px;color:var(--muted);margin:-4px 0 20px;overflow-wrap:anywhere}
.delivery-error{margin-top:8px;color:#953b3b;font-size:12px}
.compose-area{background:white;border-top:1px solid var(--line);padding:0 24px 18px}.typing{height:28px;font-size:12px;color:var(--accent);padding-top:5px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis}
.composer{display:flex;align-items:flex-end;gap:12px}.composer textarea{background:white;resize:none;min-height:46px;max-height:140px}
.primary{background:var(--accent);color:white;border-radius:8px;padding:10px 16px}.composer button{width:46px;height:46px;flex-shrink:0}
.emoji-control{position:relative;flex-shrink:0}
#emojiButton{border-radius:8px;color:var(--muted)}
#emojiButton:hover,#emojiButton[aria-expanded="true"]{background:var(--soft)}
.emoji-picker{position:absolute;bottom:56px;left:0;width:min(328px,calc(100vw - 32px));max-height:min(320px,50dvh);overflow:auto;padding:12px;background:white;border:1px solid var(--line);border-radius:8px;box-shadow:0 8px 32px #202a3726;z-index:2}
.emoji-heading{display:flex;align-items:center;justify-content:space-between;font-weight:600;margin-bottom:8px}
.emoji-heading #closeEmoji{width:32px;height:32px}
.emoji-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:4px}
.emoji-grid button{width:100%;height:40px;padding:0;font-family:"Segoe UI Emoji","Apple Color Emoji",sans-serif;font-size:24px;border-radius:6px}
.emoji-grid button:hover{background:var(--soft)}
.load-more{display:block;margin:12px auto;color:var(--accent)}.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:#953b3b;color:white;padding:12px 20px;border-radius:8px;z-index:10;max-width:90%}
.login-view{min-height:100dvh;display:grid;place-items:center}.login-panel{background:white;border:1px solid var(--line);border-radius:8px;width:min(380px,90%);padding:28px;display:grid;gap:18px}.login-panel label{display:grid;gap:6px}#loginError{color:#953b3b}
@media(max-width:720px){
 .shell{grid-template-columns:minmax(0,1fr)}.sidebar{height:100dvh}.chat{display:none}.shell.chat-open .sidebar{display:none}.shell.chat-open .chat{display:flex;height:100dvh}
 .workspace{height:52px;padding:0 14px}.list-heading{padding:12px 16px 8px}.list-heading h1{font-size:19px}.search{padding-bottom:6px}.filters button{height:38px}
 .conversation-item{min-height:72px;padding:9px 14px}.profile{height:44px}.chat-head{padding:10px 12px;min-height:62px}.chat-head>div{min-width:0}.chat-head h2{overflow-wrap:anywhere}
 .back{display:block;font-size:26px;width:30px;flex-shrink:0}.listing{padding:10px 16px}.messages{padding:16px 12px}.message{max-width:90%}
 .compose-area{padding:0 12px max(12px,env(safe-area-inset-bottom))}.composer textarea{font-size:16px}.connection{font-size:10px}
}