:root{
  --bg:#f1f5f9; --panel:#ffffff; --panel2:#f8fafc; --border:#e2e8f0;
  --text:#0f172a; --muted:#64748b; --primary:#2563eb; --primary-d:#1d4ed8;
  --green:#22c55e; --red:#ef4444; --amber:#f59e0b; --radius:12px;
  --sidebar:#0f172a; --sidebar-t:#cbd5e1;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#0b1220; --panel:#111a2e; --panel2:#0f1728; --border:#1e293b;
    --text:#e2e8f0; --muted:#94a3b8; --sidebar:#0a1120; --sidebar-t:#cbd5e1;
  }
}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;}
button{font-family:inherit;cursor:pointer;}
a{color:var(--primary);text-decoration:none;}
.hidden{display:none !important;}

/* ---------- LOGIN ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1e293b,#0f172a);}
.login-card{background:var(--panel);padding:36px;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.4);width:360px;max-width:92vw;}
.login-card h1{font-size:20px;margin-bottom:4px;}
.login-card p{color:var(--muted);margin-bottom:20px;font-size:13px;}
.login-card input{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:10px;margin-bottom:12px;background:var(--panel2);color:var(--text);font-size:14px;}
.login-card button{width:100%;padding:11px;background:var(--primary);color:#fff;border:none;border-radius:10px;font-weight:600;}
.login-err{color:var(--red);font-size:13px;margin-bottom:10px;min-height:18px;}

/* ---------- LAYOUT ---------- */
.app{display:grid;grid-template-columns:230px 1fr;min-height:100vh;}
.sidebar{background:var(--sidebar);color:var(--sidebar-t);display:flex;flex-direction:column;padding:16px 12px;gap:4px;}
.sidebar .brand{color:#fff;font-weight:800;font-size:16px;padding:8px 10px 16px;display:flex;align-items:center;gap:8px;}
.sidebar .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--green);}
.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;color:var(--sidebar-t);font-size:13.5px;border:none;background:none;width:100%;text-align:left;}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff;}
.nav-item.active{background:var(--primary);color:#fff;}
.nav-item .badge{margin-left:auto;background:var(--red);color:#fff;border-radius:10px;font-size:11px;padding:1px 7px;}
.nav-sep{font-size:11px;text-transform:uppercase;color:#475569;padding:12px 12px 4px;letter-spacing:.5px;}
.sidebar .bottom{margin-top:auto;border-top:1px solid rgba(255,255,255,.08);padding-top:12px;}
.status-toggle{display:flex;align-items:center;gap:8px;padding:8px 12px;font-size:13px;}
.switch{position:relative;width:38px;height:20px;}
.switch input{display:none;}
.switch .sl{position:absolute;inset:0;background:#475569;border-radius:20px;transition:.2s;}
.switch .sl:before{content:"";position:absolute;width:16px;height:16px;left:2px;top:2px;background:#fff;border-radius:50%;transition:.2s;}
.switch input:checked + .sl{background:var(--green);}
.switch input:checked + .sl:before{transform:translateX(18px);}

.main{overflow:auto;height:100vh;}
.topbar{display:flex;align-items:center;gap:12px;padding:14px 22px;border-bottom:1px solid var(--border);background:var(--panel);position:sticky;top:0;z-index:5;}
.topbar h2{font-size:17px;}
.topbar .sp{margin-left:auto;}
.content{padding:22px;}

/* ---------- CARDS / TABLES ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:14px;}
.card{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:16px;}
.card .k{color:var(--muted);font-size:12.5px;}
.card .v{font-size:26px;font-weight:700;margin-top:6px;}
.panel-box{background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:18px;}
.panel-box h3{font-size:15px;margin-bottom:12px;}
table{width:100%;border-collapse:collapse;font-size:13.5px;}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--border);}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;}
.btn{background:var(--primary);color:#fff;border:none;border-radius:9px;padding:8px 14px;font-weight:600;font-size:13px;}
.btn.sec{background:var(--panel2);color:var(--text);border:1px solid var(--border);}
.btn.danger{background:var(--red);}
.btn.sm{padding:5px 10px;font-size:12px;}
.btn.green{background:var(--green);}
input,textarea,select{background:var(--panel2);border:1px solid var(--border);border-radius:9px;padding:9px 11px;color:var(--text);font-size:13.5px;font-family:inherit;width:100%;}
label{font-size:13px;color:var(--muted);display:block;margin:10px 0 4px;}
.row{display:flex;gap:12px;flex-wrap:wrap;}
.row > *{flex:1;min-width:160px;}
.pill{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11.5px;font-weight:600;}
.pill.ai{background:#e0e7ff;color:#3730a3;}
.pill.active{background:#dcfce7;color:#166534;}
.pill.queued{background:#fef3c7;color:#92400e;}
.pill.closed{background:#e2e8f0;color:#475569;}
.pill.offline{background:#fee2e2;color:#991b1b;}
.tag{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:16px;font-size:11.5px;color:#fff;}

/* ---------- OPERATOR CONSOLE (3 kolon) ---------- */
.console{display:grid;grid-template-columns:300px 1fr 300px;height:calc(100vh - 52px);}
.col{border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;background:var(--panel);}
.col:last-child{border-right:none;}
.col-head{padding:12px 14px;border-bottom:1px solid var(--border);font-weight:700;font-size:14px;display:flex;align-items:center;gap:8px;}
.filters{display:flex;gap:4px;padding:8px 10px;flex-wrap:wrap;border-bottom:1px solid var(--border);}
.filters button{font-size:12px;padding:5px 9px;border-radius:20px;border:1px solid var(--border);background:var(--panel2);color:var(--text);}
.filters button.active{background:var(--primary);color:#fff;border-color:var(--primary);}
.conv-list{overflow-y:auto;flex:1;}
.conv-item{padding:11px 14px;border-bottom:1px solid var(--border);cursor:pointer;}
.conv-item:hover{background:var(--panel2);}
.conv-item.active{background:var(--panel2);border-left:3px solid var(--primary);}
.conv-item .cn{font-weight:600;display:flex;align-items:center;gap:6px;}
.conv-item .cl{color:var(--muted);font-size:12.5px;margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.chat-col{display:flex;flex-direction:column;overflow:hidden;background:var(--panel2);}
.chat-actions{display:flex;gap:6px;margin-left:auto;}
.chat-msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;}
.m{max-width:72%;padding:9px 12px;border-radius:12px;line-height:1.4;white-space:pre-wrap;word-wrap:break-word;font-size:13.5px;}
.m .mt{font-size:10px;opacity:.6;margin-top:3px;}
.m.visitor{align-self:flex-start;background:var(--panel);border:1px solid var(--border);}
.m.operator{align-self:flex-end;background:var(--primary);color:#fff;}
.m.ai{align-self:flex-start;background:#eef2ff;color:#3730a3;}
.m.system{align-self:center;background:var(--panel);color:var(--muted);font-size:12px;border:1px solid var(--border);}
.composer{border-top:1px solid var(--border);padding:10px;background:var(--panel);}
.composer .crow{display:flex;gap:8px;}
.composer textarea{resize:none;max-height:120px;}
.info-block{padding:14px;border-bottom:1px solid var(--border);}
.info-block h4{font-size:12px;text-transform:uppercase;color:var(--muted);margin-bottom:8px;}
.info-block .kv{display:flex;justify-content:space-between;font-size:13px;padding:3px 0;gap:10px;}
.info-block .kv span:last-child{color:var(--muted);text-align:right;word-break:break-word;}
.note{background:var(--panel2);border:1px solid var(--border);border-radius:8px;padding:8px;font-size:13px;margin-bottom:8px;}
.note .nm{font-size:11px;color:var(--muted);margin-top:4px;}
.empty{color:var(--muted);text-align:center;padding:40px;}
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.5);display:flex;align-items:center;justify-content:center;z-index:50;}
.modal{background:var(--panel);border-radius:14px;padding:22px;width:460px;max-width:94vw;max-height:90vh;overflow:auto;}
.modal h3{margin-bottom:14px;}
.modal .actions{display:flex;gap:8px;justify-content:flex-end;margin-top:16px;}
.toast{position:fixed;bottom:20px;right:20px;background:var(--sidebar);color:#fff;padding:12px 18px;border-radius:10px;z-index:100;font-size:13px;box-shadow:0 8px 30px rgba(0,0,0,.3);}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.color-in{height:38px;padding:2px;}
@media(max-width:1100px){.console{grid-template-columns:260px 1fr;}.col.info{display:none;}}
@media(max-width:720px){.app{grid-template-columns:1fr;}.sidebar{display:none;}}