:root{--navy:#071523;--navy2:#0b2135;--blue:#1788e8;--blue2:#54b9ff;--bg:#f3f6f9;--line:#e3e9ef;--text:#152333;--muted:#758397;--green:#28b782;--shadow:0 12px 40px #102a4315}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}button,input,textarea,select{font:inherit}.hidden{display:none!important}.brand{display:flex;align-items:center;gap:11px;color:white;font-size:20px;font-weight:750;letter-spacing:-.5px}.logo{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(145deg,var(--blue2),var(--blue));color:white;font-weight:900;box-shadow:0 8px 22px #1688e84a}.login{min-height:100vh;display:grid;grid-template-columns:1.15fr .85fr;background:white}.login-art{position:relative;overflow:hidden;padding:64px 7vw;background:radial-gradient(circle at 85% 15%,#164466 0,transparent 28%),linear-gradient(145deg,#061421,#0b2941);color:#fff}.brand-big{font-size:25px}.brand-big .logo{width:42px;height:42px}.login-art h1{position:relative;z-index:2;margin:22vh 0 24px;font-size:clamp(42px,5vw,75px);line-height:1.04;letter-spacing:-3px}.login-art h1 em{font-style:normal;color:#53b9ff}.login-art p{font-size:18px;color:#adc4d7}.orb{position:absolute;border-radius:50%;filter:blur(2px);opacity:.7}.o1{width:420px;height:420px;right:-100px;bottom:-120px;background:radial-gradient(circle at 35% 30%,#3eb4ff,#07538d 48%,transparent 70%)}.o2{width:220px;height:220px;right:25%;top:15%;border:1px solid #3faaf44f;box-shadow:0 0 80px #1688e82c inset}.login-card{width:min(410px,80%);margin:auto;display:flex;flex-direction:column;gap:22px}.login-card small,dialog small{font-weight:800;letter-spacing:1.6px;color:var(--blue)}.login-card h2,dialog h2{font-size:32px;letter-spacing:-1px;margin:8px 0}.login-card p{color:var(--muted);margin:0}.login-card label,dialog label{display:grid;gap:8px;font-size:13px;font-weight:700}.login-card input,dialog input{width:100%;border:1px solid var(--line);padding:15px 16px;border-radius:12px;outline:none}.login-card input:focus,dialog input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #1788e814}.primary{border:0;background:linear-gradient(135deg,#1993ef,#0876d4);color:#fff;padding:15px 18px;border-radius:12px;font-weight:750;cursor:pointer;box-shadow:0 8px 20px #1688e832}.primary span{float:right}.slim{padding:10px 15px;border-radius:10px}.login-card footer{text-align:center;color:#a4aebb;font-size:12px}.mobile-brand{display:none}.error{color:#d94242!important;font-size:13px;min-height:18px}.app{height:100vh;display:grid;grid-template-columns:238px 1fr;overflow:hidden}.app>aside{background:linear-gradient(180deg,var(--navy),#081a2a);padding:24px 16px;display:flex;flex-direction:column}.app nav{display:grid;gap:7px;margin-top:44px}.app nav button{border:0;background:transparent;color:#91a8ba;border-radius:10px;padding:12px;display:grid;grid-template-columns:26px 1fr auto;text-align:left;align-items:center;cursor:pointer}.app nav button.active,.app nav button:hover{background:#13334b;color:white}.app nav b{background:#1b91e8;color:white;border-radius:99px;min-width:21px;text-align:center;padding:2px 6px;font-size:11px}.aside-bottom{margin-top:auto}.connection{display:flex;align-items:center;gap:10px;padding:13px;color:#b5c6d3;border-bottom:1px solid #1b3447}.connection i{width:9px;height:9px;border-radius:50%;background:#f0ad32;box-shadow:0 0 0 4px #f0ad3220}.connection.online i{background:#31c48d}.connection span,.user span:nth-child(2){display:grid;gap:2px}.connection b,.user b{font-size:12px;color:#e5eef5}.connection small,.user small{font-size:10px;color:#708ca1}.user{width:100%;border:0;background:transparent;display:grid;grid-template-columns:36px 1fr auto;gap:10px;align-items:center;text-align:left;padding:15px 8px;color:white;cursor:pointer}.user>span:first-child{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:#174b70}.user em{color:#6d8698}.workspace{min-width:0;display:grid;grid-template-rows:78px 1fr}.workspace>header{background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 27px}.workspace header h2{font-size:19px;margin:0}.workspace header p{font-size:12px;color:var(--muted);margin:5px 0 0}.header-actions{display:flex;gap:9px}.icon-btn{border:1px solid var(--line);background:white;border-radius:10px;width:40px}.inbox{min-height:0;display:grid;grid-template-columns:340px minmax(420px,1fr) 0}.inbox.with-details{grid-template-columns:340px minmax(420px,1fr) 280px}.threads{background:white;border-right:1px solid var(--line);overflow:hidden;display:grid;grid-template-rows:auto auto 1fr}.filters{display:flex;gap:20px;padding:18px 20px 10px}.filters button{border:0;background:transparent;padding:7px 0;color:var(--muted);font-size:12px;font-weight:700;cursor:pointer}.filters button.active{color:var(--blue);border-bottom:2px solid var(--blue)}.search{margin:5px 17px 12px;background:#f4f7fa;border-radius:10px;padding:10px 12px;display:flex;gap:8px}.search input{border:0;outline:0;background:transparent;width:100%;font-size:12px}.thread-list{overflow:auto}.thread{width:100%;border:0;border-bottom:1px solid #edf1f4;background:white;display:grid;grid-template-columns:44px 1fr auto;gap:11px;text-align:left;padding:15px 17px;cursor:pointer}.thread:hover,.thread.active{background:#edf7ff}.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:800;background:linear-gradient(135deg,#28b6db,#167bd3)}.thread-main{min-width:0}.thread-row{display:flex;justify-content:space-between;gap:8px}.thread strong{font-size:13px}.thread time{font-size:10px;color:#8d99a7}.thread p{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:11px;color:var(--muted);margin:6px 0}.tag{display:inline-flex;padding:3px 7px;border-radius:5px;font-size:9px;font-weight:700;background:#daf2ff;color:#1179b6}.unread{align-self:center;background:var(--blue);color:white;border-radius:99px;padding:3px 7px;font-size:10px}.chat{background:#edf2f5;min-width:0;display:grid;grid-template-rows:66px 1fr auto}.chat.empty{display:grid;place-items:center}.empty-state{text-align:center;color:var(--muted);max-width:340px}.empty-state h3{color:#354557}.empty-icon{font-size:35px;background:white;width:82px;height:82px;border-radius:26px;display:grid;place-items:center;margin:auto;box-shadow:var(--shadow)}.chat-head{background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:10px 18px}.chat-person{display:flex;gap:10px;align-items:center}.chat-person .avatar{width:39px;height:39px}.chat-person div{display:grid}.chat-person small{color:var(--green);font-size:10px}.chat-head button{border:0;background:transparent;font-size:20px;cursor:pointer}.messages{padding:22px;overflow:auto;display:flex;flex-direction:column;gap:9px;background-color:#eef3f5;background-image:radial-gradient(#b8c9d420 1px,transparent 1px);background-size:16px 16px}.day{text-align:center;font-size:10px;color:#80909d}.bubble{max-width:72%;padding:10px 12px;border-radius:12px;background:white;box-shadow:0 2px 5px #102a430c;font-size:13px;line-height:1.4}.bubble.out{align-self:flex-end;background:#dff3ff}.bubble time{display:block;text-align:right;font-size:9px;color:#8c9aa5;margin-top:5px}.composer{background:white;border-top:1px solid var(--line);padding:12px;display:grid;grid-template-columns:auto 1fr auto;gap:8px}.composer button{border:0;background:transparent;cursor:pointer}.composer textarea{resize:none;border:1px solid var(--line);border-radius:12px;padding:11px;height:43px;outline:none}.composer .send{background:var(--blue);color:white;width:43px;border-radius:12px}.details{background:white;border-left:1px solid var(--line);overflow:auto;padding:22px}.contact-profile{text-align:center;border-bottom:1px solid var(--line);padding-bottom:20px}.contact-profile .avatar{width:66px;height:66px;margin:auto;font-size:22px}.contact-profile h3{margin:12px 0 4px}.contact-profile p{color:var(--muted);font-size:12px}.details label{display:grid;gap:7px;font-size:11px;font-weight:700;margin:18px 0}.details select{border:1px solid var(--line);border-radius:9px;padding:10px;background:white}.tag-list{display:flex;flex-wrap:wrap;gap:6px}.tag-check{border:1px solid var(--line);border-radius:7px;padding:6px;font-size:10px;cursor:pointer}.tag-check.selected{border-color:var(--blue);background:#edf8ff}.page{padding:24px;overflow:auto}.page-card{background:white;border:1px solid var(--line);border-radius:15px;padding:22px;box-shadow:var(--shadow)}.page-head{display:flex;justify-content:space-between;align-items:center}.page-head h3,.page-card h3{margin:0}.page-head p,.muted{color:var(--muted);font-size:12px}.contact-row{display:grid;grid-template-columns:50px 1fr 1fr auto;align-items:center;padding:14px 4px;border-top:1px solid var(--line);font-size:13px}.contact-row .avatar{width:38px;height:38px}.contact-row small{color:var(--muted)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:18px}.stat{background:white;border:1px solid var(--line);border-radius:14px;padding:18px}.stat small{color:var(--muted)}.stat strong{display:block;font-size:29px;margin-top:8px}.roadmap{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.roadmap span{border:1px solid var(--line);padding:9px 12px;border-radius:9px;font-size:12px}.roadmap .done{color:#158057;background:#effbf6;border-color:#bdebd9}dialog{border:0;border-radius:18px;padding:0;box-shadow:0 30px 100px #06142455}dialog::backdrop{background:#07152388;backdrop-filter:blur(3px)}dialog form{width:420px;padding:30px;display:grid;gap:18px;position:relative}.close{position:absolute;right:16px;top:14px;border:0;background:transparent;font-size:24px;cursor:pointer}#toast{position:fixed;right:22px;bottom:22px;background:#102b42;color:white;padding:13px 17px;border-radius:10px;box-shadow:var(--shadow);opacity:0;transform:translateY(10px);transition:.2s;pointer-events:none;font-size:12px}#toast.show{opacity:1;transform:none}@media(max-width:900px){.login{grid-template-columns:1fr}.login-art{display:none}.mobile-brand{display:flex;color:var(--text);margin-bottom:20px}.app{grid-template-columns:70px 1fr}.app>aside{padding:18px 10px}.app>aside .brand span:last-child,.app nav span,.aside-bottom span:nth-child(2),.user em{display:none}.app nav button{grid-template-columns:1fr;text-align:center}.inbox,.inbox.with-details{grid-template-columns:300px 1fr}.details{display:none!important}}@media(max-width:650px){.app{display:block}.app>aside{display:none}.workspace{height:100vh}.inbox,.inbox.with-details{grid-template-columns:1fr}.chat{position:fixed;inset:78px 0 0}.chat.empty{display:none}.threads{border:0}.header-actions .icon-btn{display:none}.stats{grid-template-columns:1fr 1fr}.login-card{width:86%}}