@import url('https://fonts.googleapis.com/css2?family=Vazirmatn:wght@400;500;600;700;800&display=swap');
:root{font-family:Vazirmatn,Tahoma,sans-serif;color:#172033;background:#f2f5fb;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{margin:0;min-height:100vh;padding:28px 16px;background:radial-gradient(circle at 10% 0%,#e0eaff 0,transparent 32%),#f3f6fb}.app-shell{max-width:1100px;margin:0 auto;background:#fff;border:1px solid #e7ebf3;border-radius:22px;box-shadow:0 20px 60px #24385b12;overflow:hidden}.topbar{height:88px;padding:0 26px;display:flex;align-items:center;gap:13px;border-bottom:1px solid #edf0f6}.brand-icon{width:45px;height:45px;display:grid;place-items:center;border-radius:15px;background:#4f65e8;color:white;font-weight:800;font-size:23px;box-shadow:0 7px 16px #4f65e833}.topbar h1,.topbar p,.room-heading h2,.room-heading p{margin:0}.topbar h1{font-size:18px}.topbar p,.room-heading p{font-size:12px;color:#8790a4;margin-top:3px}.connection{margin-right:auto;display:flex;align-items:center;gap:8px;color:#657087;font-size:12px}.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#20bd82}.login-panel{max-width:390px;margin:55px auto 65px;padding:0 22px;text-align:center}.welcome-icon{width:65px;height:65px;margin:0 auto 18px;border-radius:21px;display:grid;place-items:center;background:#eef0ff;color:#4f65e8;font-size:29px}.login-panel h2{font-size:22px;margin:0 0 8px}.login-panel>p{font-size:13px;color:#7c8599;margin:0 0 26px}.login-panel form{text-align:right}.login-panel label{display:block;font-size:13px;margin-bottom:8px;font-weight:600}.login-panel input,.composer input{width:100%;min-width:0;border:1px solid #dfe4ef;background:#fbfcff;border-radius:12px;padding:13px 14px;font:inherit;outline:none}.login-panel input:focus,.composer input:focus{border-color:#6576ee;box-shadow:0 0 0 3px #6576ee18}.login-panel button,.composer button{border:0;border-radius:12px;background:#5267e9;color:#fff;font:inherit;font-weight:600;cursor:pointer}.login-panel button{width:100%;padding:12px;margin-top:13px}.login-panel button:hover,.composer button:hover{background:#4055d6}.error{color:#d43d51;font-size:12px;min-height:18px}.chat-layout{height:min(650px,calc(100vh - 190px));min-height:430px;display:grid;grid-template-columns:245px minmax(0,1fr)}.sidebar{border-left:1px solid #edf0f6;padding:22px 17px;display:flex;flex-direction:column;min-height:0}.sidebar-heading{display:flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:700;margin-bottom:18px}.count{background:#eef0ff;color:#5267e9;padding:2px 9px;border-radius:8px;font-size:12px}.user-list{list-style:none;padding:0;margin:0;overflow:auto}.user-list li{display:flex;align-items:center;gap:9px;padding:10px 5px;font-size:13px;overflow-wrap:anywhere}.user-avatar{width:32px;height:32px;flex:none;display:grid;place-items:center;border-radius:11px;background:#eaf0ff;color:#4f65e8;font-weight:700}.sidebar-note{margin-top:auto;padding-top:16px;font-size:11px;line-height:1.9;color:#8790a4;display:flex;align-items:flex-start;gap:7px}.sidebar-note .dot{margin-top:7px;flex:none}.chat-main{display:flex;flex-direction:column;min-width:0;min-height:0}.room-heading{height:76px;padding:0 22px;display:flex;align-items:center;gap:12px;border-bottom:1px solid #edf0f6}.room-avatar{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:#eef0ff;color:#5267e9;font-size:23px;font-weight:700}.room-heading h2{font-size:15px}.messages{flex:1;overflow-y:auto;padding:20px 22px;background:linear-gradient(#fff,#fcfdff);display:flex;flex-direction:column;gap:13px}.message{max-width:80%;align-self:flex-start}.message.own{align-self:flex-end}.message-meta{display:flex;align-items:center;gap:9px;margin-bottom:5px;font-size:11px;color:#7f899e}.message.own .message-meta{justify-content:flex-start}.message-name{font-weight:700;color:#4f5c78}.bubble{background:#f0f3fa;border-radius:4px 15px 15px 15px;padding:10px 13px;font-size:13px;line-height:1.9;white-space:pre-wrap;overflow-wrap:anywhere}.message.own .bubble{background:#5267e9;color:#fff;border-radius:15px 4px 15px 15px}.system-message{text-align:center;align-self:center;color:#8992a5;font-size:11px;background:#f6f7fb;border-radius:20px;padding:5px 12px}.composer{display:flex;gap:10px;padding:15px 18px 7px;border-top:1px solid #edf0f6}.composer input{background:#f8f9fd}.composer button{padding:0 18px;flex:none}.composer button span{display:inline-block;margin-right:6px;direction:ltr}.composer-hint{padding:0 20px 13px;color:#a1a8b7;font-size:10px}footer{text-align:center;padding:15px;border-top:1px solid #edf0f6;color:#9aa2b2;font-size:11px} [hidden]{display:none!important}@media(max-width:650px){body{padding:0;background:#fff}.app-shell{border:0;border-radius:0;min-height:100vh;display:flex;flex-direction:column}.topbar{height:75px;padding:0 15px}.connection{font-size:10px}.chat-layout{flex:1;height:auto;min-height:0;grid-template-columns:1fr;grid-template-rows:auto minmax(390px,1fr)}.sidebar{border-left:0;border-bottom:1px solid #edf0f6;padding:10px 14px;max-height:125px}.sidebar-heading{margin-bottom:5px}.user-list{display:flex;gap:6px}.user-list li{padding:5px;white-space:nowrap}.user-avatar{width:27px;height:27px;border-radius:9px}.sidebar-note{display:none}.room-heading{height:64px;padding:0 15px}.messages{padding:15px}.composer{padding:10px}.composer button{padding:0 12px}.message{max-width:92%}footer{margin-top:auto}}