:root{--sidebar:#0f172a;--sidebar-hover:#1e293b;--sidebar-active:#2563eb;--sidebar-text:#94a3b8;--bg:#f1f5f9;--card:#fff;--border:#e2e8f0;--text:#0f172a;--muted:#64748b;--dim:#94a3b8;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-light:#eff6ff;--accent-text:#1d4ed8;--green:#16a34a;--green-light:#dcfce7;--red:#dc2626;--red-light:#fee2e2;--orange:#ea580c;--orange-light:#ffedd5}*{box-sizing:border-box}body,html{margin:0;padding:0;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.5}.shell{display:flex;height:100vh;overflow:hidden}.sidebar{width:220px;min-width:220px;background:var(--sidebar);display:flex;flex-direction:column}.sidebar-logo{padding:20px 18px 16px;font-size:16px;font-weight:700;color:#fff;border-bottom:1px solid #1e293b;letter-spacing:-.3px}.sidebar-logo span{color:var(--sidebar-active)}.sidebar-nav{flex:1 1;padding:10px 8px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;color:var(--sidebar-text);font-size:13px;font-weight:500;cursor:pointer;border:none;background:none;width:100%;text-align:left;transition:background .15s,color .15s}.nav-item:hover{background:var(--sidebar-hover);color:#fff}.nav-item.active{background:var(--sidebar-active);color:#fff}.main{flex:1 1;display:flex;flex-direction:column;overflow:hidden}.page{flex:1 1;overflow-y:auto;padding:28px}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}.page-title{font-size:20px;font-weight:700;margin:0 0 3px}.page-sub{color:var(--muted);font-size:13px}.card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:18px 20px;margin-bottom:14px}.card-title{font-size:14px;font-weight:600;margin-bottom:4px}.card-sub{font-size:12px;color:var(--muted);margin-bottom:14px}.grid-2{grid-template-columns:1fr 1fr;grid-gap:12px}.grid-2,.grid-3{display:grid;gap:12px}.grid-3{grid-template-columns:1fr 1fr 1fr;grid-gap:12px}.full{grid-column:1/-1}.field-label{display:flex;justify-content:space-between;align-items:center;font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:5px}.input{width:100%;padding:8px 11px;font-size:13px;border:1px solid var(--border);border-radius:7px;background:#fff;color:var(--text);font-family:inherit;outline:none;transition:border-color .15s}.input:focus{border-color:var(--accent)}.btn,select.input{cursor:pointer}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;font-size:13px;font-weight:500;border-radius:7px;border:1px solid transparent;font-family:inherit;transition:background .15s,opacity .15s}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.btn-ghost{background:transparent;color:var(--muted);border-color:var(--border)}.btn-ghost:hover{background:var(--bg);color:var(--text)}.btn-sm{padding:5px 10px;font-size:12px}.btn-green{background:var(--green);color:#fff}.btn-green:hover{background:#15803d}.chip{display:inline-flex;align-items:center;gap:3px;padding:2px 8px;font-size:11px;font-weight:500;border-radius:999px;background:var(--bg);color:var(--muted)}.chip-green{background:var(--green-light);color:var(--green)}.chip-red{background:var(--red-light);color:var(--red)}.chip-orange{background:var(--orange-light);color:var(--orange)}.chip-blue{background:var(--accent-light);color:var(--accent-text)}.banner{padding:11px 14px;border-radius:8px;font-size:13px;margin-bottom:16px;display:flex;justify-content:space-between;align-items:center}.banner-error{background:var(--red-light);color:var(--red);border:1px solid #fecaca}.banner-success{background:var(--green-light);color:#166534;border:1px solid #bbf7d0}.banner-info{background:var(--accent-light);color:var(--accent);border:1px solid #bfdbfe}.icon-btn{background:none;border:none;cursor:pointer;font-size:12px;color:var(--muted);font-weight:500;padding:0}.table-wrap{overflow-x:auto;border-radius:10px;border:1px solid var(--border);background:#fff}table{width:100%;border-collapse:collapse;font-size:13px}thead th{text-align:left;padding:10px 14px;font-size:11px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;background:var(--bg);white-space:nowrap}tbody td,thead th{border-bottom:1px solid var(--border)}tbody td{padding:11px 14px;vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:#f8fafc}tbody tr.selected{background:var(--accent-light)}.spinner{display:inline-block;width:12px;height:12px;border:2px solid hsla(0,0%,100%,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}.spinner-dark{border:2px solid var(--border);border-top-color:var(--accent)}@keyframes spin{to{transform:rotate(1turn)}}.empty{text-align:center;padding:60px 20px;color:var(--dim)}.empty-title{font-size:15px;font-weight:600;color:var(--muted);margin-bottom:6px}.diag-row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px}