:root{--airtel-red: #e40000;--airtel-dark: #1a1a2e;--bg: #f4f6fa;--card: #ffffff;--border: #e2e6ee;--text: #1f2433;--muted: #8b93a7;--green: #2e7d32;--red: #c62828}*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}button{cursor:pointer;font-family:inherit}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1a1a2e,#16213e 60%,#0f3460)}.login-card{background:var(--card);width:360px;padding:36px 32px;border-radius:14px;box-shadow:0 20px 60px #0000004d;display:flex;flex-direction:column;gap:16px}.login-brand{text-align:center;margin-bottom:8px}.login-brand p{margin:6px 0 0;font-weight:600}.login-brand small{color:var(--muted)}.brand-mark{color:var(--airtel-red);font-weight:800;font-size:28px;letter-spacing:-.5px}.login-card label{display:flex;flex-direction:column;font-size:13px;font-weight:600;gap:6px}.login-card input{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px}.login-error{background:#fdecea;color:var(--red);padding:8px 12px;border-radius:8px;font-size:13px}.login-hint{text-align:center;color:var(--muted);font-size:12px;margin:0}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{background:var(--airtel-dark);color:#fff;display:flex;align-items:center;padding:0 24px;height:60px;gap:32px}.brand{display:flex;flex-direction:column;line-height:1.1}.brand .brand-mark{font-size:22px}.brand-sub{font-size:11px;color:#aab}.topnav{display:flex;gap:8px;margin-left:16px}.topnav a{color:#cdd3e0;text-decoration:none;padding:8px 16px;border-radius:8px;font-weight:600;font-size:14px}.topnav a.active,.topnav a:hover{background:#ffffff1f;color:#fff}.user-box{margin-left:auto;display:flex;align-items:center;gap:12px}.user-name{font-weight:600;font-size:14px}.user-customer{font-size:11px;color:#aab;background:#ffffff1a;padding:2px 8px;border-radius:6px}.btn-logout{background:var(--airtel-red);color:#fff;border:none;padding:8px 14px;border-radius:8px;font-weight:600}.content{padding:24px;flex:1}.page{max-width:1400px;margin:0 auto}.page-head{margin-bottom:16px}.page-head h1{margin:0;font-size:24px}.page-sub{margin:4px 0 0;color:var(--muted);font-size:14px}.dash-head{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:12px}.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;background:var(--card);padding:14px 16px;border-radius:12px;border:1px solid var(--border);margin-bottom:14px}.status-filter{display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600}.chip{border:1px solid var(--border);background:#fff;padding:6px 14px;border-radius:20px;font-size:13px;color:var(--text)}.chip.active{background:var(--airtel-dark);color:#fff;border-color:var(--airtel-dark)}.select,.search-input{padding:8px 10px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:#fff}.search-group{display:flex;gap:8px;align-items:center}.search-input{width:180px}.btn-primary{background:var(--airtel-red);color:#fff;border:none;padding:8px 16px;border-radius:8px;font-weight:600;font-size:13px}.btn-primary:disabled{opacity:.6}.btn-ghost{background:#fff;border:1px solid var(--border);padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600}.config-btn{margin-left:auto}.config-panel{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:16px;margin-bottom:14px}.config-cols{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:8px;margin-top:12px}.config-cols label{display:flex;align-items:center;gap:8px;font-size:13px}.col-locked{color:var(--muted)}.lock-tag{font-size:10px;background:#eef;padding:1px 6px;border-radius:4px}.table-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:12px;background:var(--card)}.cdr-table{width:100%;border-collapse:collapse;font-size:13px}.cdr-table th{text-align:left;background:#f7f9fc;padding:12px 14px;font-weight:700;color:#555f7a;white-space:nowrap;border-bottom:1px solid var(--border)}.cdr-table td{padding:10px 14px;border-bottom:1px solid #eef1f6;white-space:nowrap}.cdr-table tr:hover td{background:#fafbfe}.cdr-table.compact td,.cdr-table.compact th{padding:8px 12px}.muted{color:var(--muted)}.table-msg{text-align:center;padding:40px;color:var(--muted)}.rec-player{height:32px;vertical-align:middle}.badge{padding:3px 10px;border-radius:12px;font-size:12px;font-weight:600;background:#eef}.badge-green{background:#e6f4ea;color:var(--green)}.badge-red{background:#fdecea;color:var(--red)}.error-banner{background:#fdecea;color:var(--red);padding:10px 14px;border-radius:8px;margin-bottom:12px}.pagination{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:16px;font-size:13px}.range-picker{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.custom-range{display:flex;gap:6px;align-items:center;font-size:12px}.custom-range input{padding:6px 8px;border:1px solid var(--border);border-radius:8px}.kpi-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:18px}.kpi-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px;text-align:center}.kpi-value{font-size:26px;font-weight:800}.kpi-label{color:var(--muted);font-size:12px;margin-top:4px}.kpi-green .kpi-value{color:var(--green)}.kpi-red .kpi-value{color:var(--red)}.chart-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(420px,1fr));gap:16px;margin-bottom:16px}.chart-card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.chart-card h3{margin:0 0 16px;font-size:15px}