:root{--bg:#f6f3ed;--panel:#fffdf8;--ink:#17201c;--muted:#748078;--line:#e7e0d3;--brand:#0f7b66;--brand2:#8bc6b2;--red:#c45151;--amber:#b7892e;--blue:#4779b8;--shadow:0 18px 50px rgba(32,45,38,.10);--radius:24px}*{box-sizing:border-box}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial;background:radial-gradient(circle at top left,#dff3e9 0,#f6f3ed 32%,#f7f0e5 100%);color:var(--ink)}button,input,textarea,select{font:inherit}button{border:0;border-radius:14px;padding:11px 14px;background:var(--ink);color:white;cursor:pointer;font-weight:750}button.secondary{background:#e8eee9;color:#17332c}button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}button.danger{background:var(--red)}button.small{padding:8px 10px;border-radius:10px;font-size:13px}.layout{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.side{padding:28px 20px;border-right:1px solid rgba(23,32,28,.08);background:rgba(255,253,248,.7);backdrop-filter:blur(18px);position:sticky;top:0;height:100vh}.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}.logo{width:46px;height:46px;border-radius:16px;background:linear-gradient(135deg,var(--brand),#153f35);display:grid;place-items:center;color:#d9fff1;font-weight:900;box-shadow:var(--shadow)}.brand h1{font-size:22px;margin:0}.brand p{margin:2px 0 0;color:var(--muted);font-size:13px}.nav{display:grid;gap:8px}.nav button{justify-content:flex-start;text-align:left;background:transparent;color:var(--muted);display:flex;gap:10px;align-items:center}.nav button.active{background:#e8f3ee;color:var(--brand)}.main{padding:28px;max-width:1420px;width:100%;margin:0 auto}.top{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px}.top h2{font-size:34px;margin:0;letter-spacing:-.04em}.top p{margin:6px 0 0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}.card{background:rgba(255,253,248,.86);border:1px solid rgba(23,32,28,.08);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.span3{grid-column:span 3}.span4{grid-column:span 4}.span5{grid-column:span 5}.span7{grid-column:span 7}.span8{grid-column:span 8}.span12{grid-column:span 12}.stat{display:flex;justify-content:space-between;align-items:flex-start}.stat strong{font-size:34px}.muted{color:var(--muted)}.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#eef3ee;color:#35544b;font-size:12px;font-weight:750}.pill.active{background:#e2f7ed;color:#0d6b55}.pill.paused{background:#fff1d2;color:#8a6215}.pill.archived,.pill.inactive{background:#ececec;color:#666}.pill.error{background:#ffe2df;color:#a33}.list{display:grid;gap:12px}.item{padding:14px;border:1px solid var(--line);background:white;border-radius:18px;display:flex;justify-content:space-between;gap:12px;align-items:center}.item h3{margin:0 0 4px;font-size:17px}.item p{margin:0;color:var(--muted);font-size:13px}.actions{display:flex;gap:8px;flex-wrap:wrap}.form{display:grid;gap:10px}.form label{display:grid;gap:6px;font-size:13px;color:var(--muted);font-weight:700}.form input,.form textarea,.form select{width:100%;border:1px solid var(--line);border-radius:14px;background:white;padding:12px;color:var(--ink)}.form textarea{min-height:92px;resize:vertical}.two{display:grid;grid-template-columns:1fr 1fr;gap:10px}.room{display:grid;grid-template-columns:minmax(280px,360px) 1fr;gap:18px}.chat{height:62vh;overflow:auto;display:flex;flex-direction:column;gap:12px;padding-right:6px}.msg{border:1px solid var(--line);background:white;border-radius:20px;padding:14px;max-width:880px}.msg.agent{border-left:5px solid var(--brand)}.msg.human{align-self:flex-end;background:#10251f;color:white}.msg.system{background:#f2efe7}.msg h4{margin:0 0 8px;display:flex;justify-content:space-between;gap:10px}.msg pre{white-space:pre-wrap;font-family:inherit;margin:0;line-height:1.45}.composer{display:flex;gap:10px;margin-top:14px}.composer input{flex:1;border:1px solid var(--line);border-radius:16px;padding:13px}.notice{border:1px dashed #d3b15b;background:#fff8e6;color:#755414;padding:12px;border-radius:16px}.toast{position:fixed;right:24px;bottom:24px;background:#10251f;color:white;padding:14px 16px;border-radius:16px;box-shadow:var(--shadow);z-index:9}.hidden{display:none!important}@media(max-width:900px){.layout{grid-template-columns:1fr}.side{height:auto;position:relative}.nav{grid-template-columns:repeat(2,1fr)}.main{padding:18px}.grid,.room,.two{display:block}.card,.item{margin-bottom:14px}.span3,.span4,.span5,.span7,.span8,.span12{grid-column:auto}.top{display:block}.chat{height:55vh}}