:root{--bg: #0b0f17;--panel: #111827;--panel2: #161f30;--border: #1f2a3d;--text: #e5eaf2;--muted: #8b98ab;--accent: #4f8cff;--green: #2ecc71;--red: #e74c3c;--yellow: #f1c40f}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;position:sticky;top:0;height:100vh}.brand{padding:20px 18px;font-weight:700;font-size:16px;display:flex;align-items:center;gap:8px;border-bottom:1px solid var(--border)}.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;color:var(--muted);text-decoration:none;transition:.15s}.nav-item:hover{background:var(--panel2);color:var(--text)}.nav-item.active{background:var(--panel2);color:var(--accent)}.nav-icon{width:20px;text-align:center}.sidebar-foot{padding:14px;border-top:1px solid var(--border)}.user-box{display:flex;justify-content:space-between;align-items:center}.main{flex:1;padding:24px 28px;max-width:1280px}.page-title{font-size:20px;font-weight:700;margin-bottom:18px}.card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px;margin-bottom:16px}.grid{display:grid;gap:16px}.grid-4{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.grid-2{grid-template-columns:repeat(auto-fit,minmax(360px,1fr))}.stat{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:16px 18px}.stat .num{font-size:26px;font-weight:800;margin-top:6px}.stat .lbl{color:var(--muted);font-size:13px}.stat .num.green{color:var(--green)}.stat .num.blue{color:var(--accent)}.stat .num.yellow{color:var(--yellow)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:600;font-size:12px}tr:hover td{background:#ffffff05}.badge{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px}.badge.ready{background:#2ecc7126;color:var(--green)}.badge.need_login{background:#f1c40f26;color:var(--yellow)}.badge.code_sent{background:#4f8cff26;color:var(--accent)}.badge.failed{background:#e74c3c26;color:var(--red)}.badge.disabled{background:#8b98ab26;color:var(--muted)}.badge.online{background:#2ecc7126;color:var(--green)}.badge.offline{background:#8b98ab26;color:var(--muted)}button,.btn{background:var(--panel2);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:8px 14px;cursor:pointer;font-size:13px;transition:.15s}button:hover,.btn:hover{border-color:var(--accent);color:var(--accent)}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{filter:brightness(1.1);color:#fff}.btn-danger{color:var(--red)}.btn-danger:hover{border-color:var(--red);color:var(--red)}.btn-sm{padding:4px 10px;font-size:12px}.link-btn{background:none;border:none;color:var(--accent);padding:0;cursor:pointer}.row-actions{display:flex;gap:8px;flex-wrap:wrap}input,select,textarea{width:100%;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:8px;padding:9px 12px;font-size:13px;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent)}label{display:block;color:var(--muted);margin:12px 0 6px;font-size:12px}textarea{min-height:80px;resize:vertical;font-family:inherit}.toolbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:12px;flex-wrap:wrap}.search-box{width:260px}.pagination{display:flex;gap:8px;align-items:center;justify-content:flex-end;margin-top:14px;color:var(--muted)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.modal{background:var(--panel);border:1px solid var(--border);border-radius:14px;width:100%;max-width:620px;max-height:90vh;overflow:auto;padding:22px}.modal h3{margin-bottom:8px;font-size:16px}.modal-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-card{width:360px;background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:30px}.login-card h1{font-size:18px;margin-bottom:6px}.login-card .sub{color:var(--muted);margin-bottom:18px;font-size:13px}.login-card button{width:100%;margin-top:18px;padding:11px}.error-text{color:var(--red);font-size:13px;margin-top:10px}.ok-text{color:var(--green);font-size:13px;margin-top:10px}.muted{color:var(--muted)}.small{font-size:12px}.msg-cell{max-width:420px;white-space:pre-wrap;word-break:break-all}.bar-row{display:flex;align-items:center;gap:10px;margin:6px 0}.bar-label{width:96px;color:var(--muted);font-size:12px}.bar{height:14px;background:var(--accent);border-radius:4px;min-width:2px}.empty{text-align:center;color:var(--muted);padding:36px 0}