:root{color-scheme:light;--bg:#f6f7f9;--panel:#ffffff;--ink:#17202a;--muted:#667085;--line:#d9dee7;--brand:#2368a2;--brand-ink:#ffffff;--accent:#0f8f72;--warn:#b54708;--danger:#b42318;--shadow:0 12px 32px rgba(16,24,40,0.08)}*{box-sizing:border-box}body,html{margin:0;min-height:100%;background:var(--bg);color:var(--ink);font-family:Arial,Helvetica,sans-serif;letter-spacing:0}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.shell{min-height:100vh}.topbar{align-items:center;background:#1f5f93;color:#fff;display:flex;gap:20px;min-height:58px;padding:0 28px}.brand{font-weight:700}.topbar nav{display:flex;gap:16px;margin-left:auto}.link-button,.topbar a{background:transparent;border:0;color:inherit;cursor:pointer;padding:8px 0}.main{margin:0 auto;max-width:1240px;padding:28px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}.panel-header{align-items:center;border-bottom:1px solid var(--line);display:flex;gap:16px;justify-content:space-between;padding:18px 20px}.panel-body{padding:20px}.grid{display:grid;grid-gap:18px;gap:18px}.grid-two{grid-template-columns:minmax(320px,.9fr) minmax(380px,1.1fr)}.ticket-list{display:grid;grid-gap:10px;gap:10px}.ticket-row{border:1px solid var(--line);border-radius:8px;display:block;padding:14px}.ticket-row.active,.ticket-row:hover{border-color:var(--brand)}.ticket-row.active{background:#eef6fc}.ticket-title{font-weight:700;line-height:1.35}.meta{color:var(--muted);font-size:13px;line-height:1.5}.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.badge{background:#eef1f5;border-radius:999px;color:#344054;font-size:12px;padding:4px 8px}.badge.urgent{background:#fff1e6;color:var(--warn)}.badge.ai{background:#e7f6f2;color:#08624f}.button{align-items:center;background:var(--brand);border:1px solid var(--brand);border-radius:6px;color:var(--brand-ink);cursor:pointer;display:inline-flex;justify-content:center;min-height:38px;padding:8px 12px}.button.secondary{background:#fff;color:var(--brand)}.button:disabled{cursor:not-allowed;opacity:.55}.form{display:grid;grid-gap:14px;gap:14px}.field{display:grid;grid-gap:6px;gap:6px}.field label{color:#344054;font-size:13px;font-weight:700}.field input{border:1px solid var(--line);border-radius:6px;min-height:40px;padding:8px 10px}.login-page{align-items:center;display:flex;min-height:100vh;justify-content:center;padding:24px}.login-card{max-width:420px;width:100%}.thread{border-top:1px solid var(--line);padding:14px 0}.thread:first-child{border-top:0}.thread-body{line-height:1.55;white-space:pre-wrap}.ai-box{background:#f8fbfd;border:1px solid var(--line);border-radius:8px;display:grid;grid-gap:12px;gap:12px;padding:14px}.draft{background:#fff;border:1px solid var(--line);border-radius:6px;line-height:1.55;padding:12px;white-space:pre-wrap}.empty{color:var(--muted);padding:22px;text-align:center}.error{background:#fff1f0;border:1px solid #fecdca;border-radius:6px;color:var(--danger);padding:10px 12px}@media (max-width:900px){.grid-two{grid-template-columns:1fr}.main{padding:18px}}