:root{--bg:#f4f7f9;--surface:#fff;--line:#e5eaee;--text:#182028;--muted:#687782;--brand:#128c7e;--brand2:#075e54;--danger:#b42318;--warn:#b54708;--shadow:0 8px 26px rgba(17,24,39,.07)}*{box-sizing:border-box}html,body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:var(--bg)}a{color:inherit;text-decoration:none}.shell{min-height:100vh;display:grid;grid-template-columns:230px 1fr}.sidebar{background:linear-gradient(180deg,#0b6b61,#075e54);color:#fff;padding:22px 16px;display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{display:flex;align-items:center;gap:12px;margin-bottom:28px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;background:#fff;color:var(--brand2);font-weight:900}.brand strong{display:block}.brand small{opacity:.72}.nav{display:grid;gap:6px}.nav a{padding:11px 12px;border-radius:10px;font-size:14px;opacity:.88}.nav a:hover,.nav a.active{background:rgba(255,255,255,.15);opacity:1}.sidebar-user{margin-top:auto;border-top:1px solid rgba(255,255,255,.18);padding-top:15px;display:grid;gap:4px}.sidebar-user small{opacity:.72}.sidebar-user a{font-size:13px;margin-top:8px;opacity:.8}.main{min-width:0}.topbar{height:74px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:20}.topbar h1{font-size:20px;margin:0}.top-user{font-size:13px;color:var(--muted)}.content{padding:26px;max-width:1500px;margin:0 auto}.grid{display:grid;gap:18px}.grid.cards{grid-template-columns:repeat(4,minmax(0,1fr))}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card{background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:18px}.metric strong{font-size:30px;display:block}.metric span{font-size:13px;color:var(--muted)}.section-title{display:flex;align-items:center;justify-content:space-between;margin:0 0 14px}.section-title h2{font-size:16px;margin:0}.muted{color:var(--muted)}.small{font-size:12px}.btn{border:0;border-radius:10px;padding:10px 14px;background:#eef2f4;color:#27323a;font-weight:650;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px}.btn.primary{background:var(--brand);color:#fff}.btn.danger{background:#fee4e2;color:var(--danger)}.btn.warn{background:#fff3e0;color:var(--warn)}.btn.small{padding:7px 10px;font-size:12px}.btn:disabled{opacity:.5;cursor:not-allowed}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.form-group{display:grid;gap:6px;margin-bottom:12px}.form-group label{font-size:12px;font-weight:700;color:#46535d}.input,.select,.textarea{width:100%;border:1px solid #d7dee3;border-radius:10px;padding:10px 11px;font:inherit;background:#fff}.textarea{min-height:90px;resize:vertical}.alert{border-radius:10px;padding:11px 13px;margin-bottom:16px;font-size:13px}.alert.success{background:#ecfdf3;color:#027a48}.alert.error{background:#fef3f2;color:#b42318}.alert.warning{background:#fffaeb;color:#b54708}.table-wrap{overflow:auto}.table{width:100%;border-collapse:collapse;font-size:13px}.table th,.table td{text-align:left;padding:11px 10px;border-bottom:1px solid var(--line);vertical-align:top}.table th{font-size:11px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.badge{display:inline-flex;padding:4px 8px;border-radius:999px;background:#edf2f4;font-size:11px;font-weight:700}.badge.green{background:#ecfdf3;color:#027a48}.badge.red{background:#fef3f2;color:#b42318}.badge.amber{background:#fffaeb;color:#b54708}.kanban{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(270px,310px);gap:14px;overflow-x:auto;padding-bottom:12px}.kanban-col{background:#eef2f4;border:1px solid #dfe6ea;border-radius:15px;padding:11px;min-height:58vh}.kanban-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.kanban-head strong{font-size:13px}.kanban-count{font-size:11px;color:var(--muted);background:#fff;padding:3px 7px;border-radius:999px}.ticket{background:#fff;border:1px solid #dde4e8;border-left:4px solid var(--ticket-color,#128c7e);border-radius:12px;padding:12px;margin-bottom:9px;box-shadow:0 3px 10px rgba(17,24,39,.04);cursor:pointer}.ticket:hover{transform:translateY(-1px)}.ticket h3{font-size:14px;margin:0 0 6px}.ticket p{font-size:12px;color:var(--muted);margin:3px 0}.ticket .meta{display:flex;justify-content:space-between;gap:8px;margin-top:9px;font-size:11px;color:#73808a}.chat-shell{height:calc(100vh - 126px);display:grid;grid-template-columns:minmax(0,1fr) 300px;border:1px solid var(--line);background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}.chat-main{display:flex;flex-direction:column;min-width:0}.chat-head{padding:13px 16px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:12px}.messages{flex:1;overflow:auto;background:#efeae2;padding:18px}.bubble-row{display:flex;margin:7px 0}.bubble-row.out{justify-content:flex-end}.bubble{max-width:min(75%,700px);background:#fff;border-radius:12px;padding:9px 11px;box-shadow:0 1px 2px rgba(0,0,0,.08);font-size:14px;white-space:pre-wrap}.bubble-row.out .bubble{background:#d9fdd3}.bubble time{display:block;text-align:right;color:#839098;font-size:10px;margin-top:4px}.sendbar{padding:10px;border-top:1px solid var(--line);display:flex;gap:8px;background:#f7f9fa}.sendbar textarea{flex:1;min-height:44px;max-height:120px}.chat-side{border-left:1px solid var(--line);padding:14px;overflow:auto;background:#fafbfc}.note{background:#fff8db;border:1px solid #f4e7a5;padding:10px;border-radius:10px;margin-bottom:8px;font-size:12px}.note strong{display:block;margin-bottom:3px}.internal-thread{max-width:880px}.internal-msg{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:9px}.internal-msg header{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:6px}.technical-guard{border-left:4px solid #7f56d9;background:#f4f3ff;padding:12px;border-radius:10px;color:#53389e}.login-page{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,#e7f7f3,#f4f7f9)}.login-card{width:min(410px,92vw);background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:28px}.login-card h1{margin:0 0 6px}.login-card p{margin:0 0 20px;color:var(--muted);font-size:13px}.status-dot{width:8px;height:8px;border-radius:50%;background:#98a2b3;display:inline-block;margin-right:6px}.status-dot.ok{background:#12b76a}.status-dot.bad{background:#f04438}.toolbar{display:flex;flex-wrap:wrap;gap:8px;align-items:end;margin-bottom:16px}.toolbar .form-group{margin:0;min-width:160px}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;background:#f3f5f6;border-radius:7px;padding:2px 5px}.load-older-wrap{text-align:center;padding:5px 0 10px}.closed-send-notice{width:100%;padding:12px;border-radius:10px;background:#f2f4f7;color:#475467;font-size:13px;text-align:center}.history-title{margin-top:18px}.history-list{display:grid;gap:7px}.history-item{width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:10px;padding:9px;cursor:pointer;color:var(--text)}.history-item:hover{border-color:#b8c5cc;background:#f8fafb}.history-item strong,.history-item span,.history-item small{display:block}.history-item strong{font-size:12px}.history-item span{font-size:11px;color:var(--muted);margin-top:3px}.history-item small{font-size:10px;color:#87939c;margin-top:3px}.history-dialog{width:min(820px,94vw);height:min(760px,88vh);padding:0;border:1px solid var(--line);border-radius:16px;box-shadow:0 24px 70px rgba(17,24,39,.24);overflow:hidden}.history-dialog::backdrop{background:rgba(17,24,39,.45)}.history-dialog-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line);background:#fff}.history-messages{height:calc(100% - 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