:root{--wa-green:#25d366;--wa-header:#075e54;--wa-secondary:#128c7e;--wa-bubble-out:#dcf8c6;--wa-chat-bg:#ece5dd;--wa-info:#34b7f1;--white:#fff;--bg:#f4f6f8;--card:#fff;--border:#e6e9ee;--text:#1f2a30;--muted:#6b7a82;--shadow:0 1px 3px #1018280f, 0 1px 2px #1018280a;--radius:12px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:14px;line-height:1.5}a{color:inherit;text-decoration:none}.navbar{background:var(--wa-header);color:#fff;height:60px;box-shadow:var(--shadow);z-index:20;align-items:center;gap:8px;padding:0 24px;display:flex;position:sticky;top:0}.navbar .brand{align-items:center;gap:8px;margin-right:24px;font-size:17px;font-weight:800;display:flex}.navbar .brand .dot{background:var(--wa-green);border-radius:50%;width:10px;height:10px}.nav-link{color:#ffffffd1;border-radius:8px;padding:8px 14px;font-weight:500;transition:background .15s,color .15s}.nav-link:hover{background:var(--wa-secondary);color:#fff}.nav-link.active{background:var(--wa-green);color:#07241c;font-weight:600}.nav-spacer{flex:1}.container{max-width:1180px;margin:0 auto;padding:28px 24px}.page-title{margin:0 0 4px;font-size:22px;font-weight:800}.page-sub{color:var(--muted);margin:0 0 22px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.grid{gap:16px;display:grid}.grid.cols-2{grid-template-columns:repeat(2,1fr)}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-4{grid-template-columns:repeat(4,1fr)}@media (max-width:860px){.grid.cols-2,.grid.cols-3,.grid.cols-4{grid-template-columns:1fr}}.btn{border:1px solid var(--border);color:var(--text);cursor:pointer;background:#fff;border-radius:9px;justify-content:center;align-items:center;gap:8px;padding:9px 16px;font-family:inherit;font-size:14px;font-weight:600;transition:background .15s,border-color .15s,opacity .15s;display:inline-flex}.btn:hover{background:#f7f9fa}.btn-primary{background:var(--wa-green);border-color:var(--wa-green);color:#06281d}.btn-primary:hover{background:var(--wa-secondary);border-color:var(--wa-secondary);color:#fff}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-sm{padding:6px 12px;font-size:13px}.btn-ghost{color:var(--wa-secondary);background:0 0;border-color:#0000}.label{color:var(--text);margin:12px 0 6px;font-size:13px;font-weight:600;display:block}.input,.textarea,.select{border:1px solid var(--border);width:100%;color:var(--text);background:#fff;border-radius:9px;outline:none;padding:10px 12px;font-family:inherit;font-size:14px;transition:border-color .15s,box-shadow .15s}.input:focus,.textarea:focus,.select:focus{border-color:var(--wa-green);box-shadow:0 0 0 3px #25d36626}.textarea{resize:vertical;min-height:64px}.table{border-collapse:collapse;width:100%}.table th,.table td{text-align:left;border-bottom:1px solid var(--border);padding:11px 12px;font-size:14px}.table th{color:var(--muted);text-transform:uppercase;letter-spacing:.04em;font-size:12px;font-weight:600}.table tr:last-child td{border-bottom:none}.badge{color:var(--wa-secondary);background:#eef6f3;border-radius:999px;padding:3px 9px;font-size:12px;font-weight:600;display:inline-block}.stat{text-align:left}.stat .num{color:var(--wa-header);font-size:30px;font-weight:800}.stat .lbl{color:var(--muted);font-size:13px;font-weight:600}.conv{grid-template-columns:300px 1fr;gap:16px;height:calc(100vh - 116px);min-height:480px;display:grid}@media (max-width:760px){.conv{grid-template-columns:1fr;height:auto}}.list-pane,.chat-pane{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;display:flex;overflow:hidden}.list-head{border-bottom:1px solid var(--border);padding:14px 16px;font-weight:700}.list-scroll{flex:1;overflow-y:auto}.contact-row{border-bottom:1px solid var(--border);cursor:pointer;flex-direction:column;gap:2px;padding:12px 16px;display:flex}.contact-row:hover{background:#f7f9fa}.contact-row.active{border-left:3px solid var(--wa-green);background:#e8f7ef}.contact-row .nm{font-weight:600}.contact-row .sub{color:var(--muted);font-size:12px}.chat-head{background:var(--wa-header);color:#fff;padding:14px 18px;font-weight:700}.chat-body{background:var(--wa-chat-bg);flex-direction:column;flex:1;gap:8px;padding:18px;display:flex;overflow-y:auto}.bubble{word-wrap:break-word;white-space:pre-wrap;border-radius:10px;max-width:72%;padding:8px 12px;font-size:14px;box-shadow:0 1px 1px #00000014}.bubble .meta{color:var(--muted);text-align:right;margin-top:4px;font-size:10px;display:block}.msg-in{background:#fff;border-top-left-radius:2px;align-self:flex-start}.msg-out{background:var(--wa-bubble-out);border-top-right-radius:2px;align-self:flex-end}.chat-input{border-top:1px solid var(--border);background:#f7f9fa;gap:8px;padding:12px;display:flex}.chat-input .input{flex:1}.empty{color:var(--muted);text-align:center;padding:40px 20px}.row{align-items:center;gap:10px;display:flex}.error-box{color:#b42318;background:#fdecec;border:1px solid #f6c5c0;border-radius:9px;margin:10px 0;padding:10px 12px;font-size:13px}.muted{color:var(--muted)}.pill{border-radius:999px;align-items:center;gap:6px;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.pill:before{content:"";background:currentColor;border-radius:50%;width:7px;height:7px}.pill-open{color:#0c7a43;background:#25d36626}.pill-closed{color:#b42318;background:#b423181a}.tag-chip{color:var(--muted);cursor:pointer;background:#eef2f5;border-radius:999px;margin:2px 4px 2px 0;padding:2px 9px;font-size:11px;font-weight:600;display:inline-block}.tag-chip.active{background:var(--wa-secondary);color:#fff}.modal-overlay{z-index:50;background:#07241c73;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{border-radius:var(--radius);background:#fff;width:440px;max-width:100%;padding:22px;box-shadow:0 12px 40px #0003}.modal h3{margin:0 0 12px}.toolbar{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:14px;display:flex}.note{color:#0b5a78;background:#eaf6fb;border:1px solid #bce3f1;border-radius:9px;padding:8px 12px;font-size:13px}