:root{--petrol: #0e5a5e;--petrol-bright: #12808a;--teal-bar: #2e8b91;--lineroom: #0a2224;--lineroom-800: #0e2e30;--lineroom-700: #174144;--red: #e2483d;--paper: #f2efe6;--paper-dim: #ddd8c8;--grey: #54655f;--green: #3e9b4f;--danger: #b3401f;--ink: #14201d;--line-dark: #174144;--line-light: #cfd4c9;--shadow: 0 10px 30px rgba(0, 0, 0, .35);--radius: 10px;--font-ui: "Space Grotesk", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-display: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-ui);background:radial-gradient(1100px 560px at 85% -10%,rgba(14,90,94,.45),transparent 60%),radial-gradient(900px 500px at -10% 110%,rgba(226,72,61,.05),transparent 55%),var(--lineroom);color:var(--paper);min-height:100vh}a{color:var(--petrol-bright)}button{font-family:inherit}.mono{font-family:var(--font-display);font-variant-numeric:tabular-nums;letter-spacing:.01em;word-break:break-all}.shell{display:grid;grid-template-columns:272px minmax(0,1fr);min-height:100vh}.sidebar,.main{min-width:0}.sidebar{background:linear-gradient(180deg,var(--lineroom-800),var(--lineroom));border-right:1px solid var(--line-dark);padding:22px 18px;display:flex;flex-direction:column;gap:22px;position:sticky;top:0;height:100vh;overflow-y:auto}.brand{display:flex;align-items:center;gap:12px;background:none;border:none;cursor:pointer;text-align:left;padding:0}.brand-text{display:flex;flex-direction:column;gap:3px}.wordmark{font-family:var(--font-display);font-weight:800;font-size:21px;color:var(--paper);letter-spacing:.08em;line-height:1}.brand-tag{font-family:var(--font-display);font-size:10.5px;color:var(--teal-bar);letter-spacing:.14em}.nav{display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;background:none;border:1px solid transparent;border-left:3px solid transparent;border-radius:8px;color:var(--paper);font-size:15px;font-weight:500;padding:10px 12px;cursor:pointer;text-align:left}.nav-item:hover{background:var(--lineroom-700)}.nav-active{background:var(--lineroom-700);border-left-color:var(--red)}.nav-icon{width:20px;text-align:center;color:var(--teal-bar)}.sidebar-foot{margin-top:auto;font-size:12.5px;color:#b9cdc9;line-height:1.55;border-top:1px solid var(--line-dark);padding-top:14px}.led-line{font-family:var(--font-display);font-size:11px;letter-spacing:.14em;color:var(--teal-bar);display:flex;align-items:center;gap:8px}.led{width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 8px var(--red);display:inline-block}.main{padding:28px 30px 48px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;border:1px solid transparent;font-size:14.5px;font-weight:600;padding:10px 18px;cursor:pointer;text-decoration:none;transition:filter .12s ease}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--petrol);color:#fff;border-color:var(--petrol-bright)}.btn-primary:hover:not(:disabled){background:var(--petrol-bright)}.btn-ghost{background:transparent;color:var(--petrol);border-color:var(--line-light)}.btn-ghost:hover:not(:disabled){border-color:var(--petrol)}.btn-sm{padding:6px 12px;font-size:13px}.btn-block{width:100%;margin-top:8px}.page-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}.page-head h1{font-family:var(--font-display);font-weight:800;font-size:27px;margin:0 0 6px;color:var(--paper);letter-spacing:.06em;text-transform:uppercase}.page-sub{margin:0;color:#b9cdc9;font-size:14.5px;max-width:640px;line-height:1.5}.loading{padding:48px 0;text-align:center;color:var(--teal-bar);font-family:var(--font-display);font-size:17px;letter-spacing:.05em}.empty{color:var(--grey);padding:18px 4px}.alert{border-radius:10px;padding:14px 16px;margin-bottom:16px;font-size:14.5px;line-height:1.5}.alert-error{background:#fbe9e2;color:#7c2413;border:1px solid var(--danger)}.alert-success{background:#e6f2e4;color:#17451f;border:1px solid var(--green)}.alert-notice{background:#fdf3d8;color:#5c4303;border:1px solid #c9a227}.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:22px}.stat-card{background:var(--paper);color:var(--ink);border-radius:var(--radius);padding:18px;border-top:3px solid var(--petrol);box-shadow:var(--shadow)}.stat-label{font-family:var(--font-display);font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--grey)}.stat-value{font-family:var(--font-display);font-size:34px;font-weight:800;margin:6px 0 2px;color:var(--lineroom)}.stat-hint{font-size:13px;color:var(--grey)}.card{background:var(--paper);color:var(--ink);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);margin-bottom:22px}.card h2{font-family:var(--font-display);font-size:17px;font-weight:700;margin:0 0 14px;color:var(--lineroom);letter-spacing:.05em;text-transform:uppercase}.card-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;gap:12px;flex-wrap:wrap}.card-head h2{margin:0}.attempts-head{font-family:var(--font-display);font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--lineroom);margin:20px 0 8px}.table{width:100%;border-collapse:collapse;font-size:14.5px}.table th{text-align:left;font-family:var(--font-display);font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--grey);padding:8px 10px;border-bottom:2px solid var(--petrol)}.table td{padding:11px 10px;border-bottom:1px solid var(--line-light);vertical-align:top}.cell-sub{font-size:12.5px;color:var(--grey);margin-top:2px;line-height:1.45}.report-cell{font-size:12.5px}.report-big{font-size:16px;font-weight:700;color:var(--lineroom)}.row-unread td{background:#eef3e6}.unread-tag{color:var(--red);font-family:var(--font-display);font-size:11px;letter-spacing:.08em}.badge{display:inline-block;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700;letter-spacing:.03em}.badge-delivered{background:var(--green);color:#fff}.badge-received{background:var(--petrol);color:#fff}.badge-failed{background:var(--red);color:#fff}.badge-sending{background:var(--petrol-bright);color:#fff}.badge-queued{background:#c9a227;color:var(--lineroom)}.badge-off{background:var(--paper-dim);color:var(--grey)}.field-label{display:block;font-family:var(--font-display);font-size:11.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--grey);margin:16px 0 6px}.input{width:100%;padding:10px 12px;border-radius:8px;border:1px solid var(--line-light);background:#fff;color:var(--ink);font-size:15px;font-family:inherit;margin-bottom:12px}.input:focus{outline:2px solid var(--petrol);border-color:var(--petrol)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:4px}.filter-bar .search-input{margin-bottom:12px}.chip{background:#fff;color:var(--petrol);border:1px solid var(--line-light);border-radius:999px;padding:7px 15px;font-size:13.5px;font-weight:600;cursor:pointer}.chip-active{background:var(--petrol)!important;color:#fff!important;border-color:var(--petrol)!important}.check-row{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;line-height:1.55;cursor:pointer;margin:6px 0 4px}.check-row input{margin-top:3px;width:18px;height:18px;accent-color:var(--petrol);flex-shrink:0}.row-actions{display:inline-flex;gap:8px;flex-wrap:wrap;align-items:center}@media(max-width:900px){.shell{grid-template-columns:1fr}.sidebar{position:static;height:auto}.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.form-row{grid-template-columns:1fr}.main{padding:20px 16px 40px}.table{font-size:13.5px}}