:root{--bg: #0f1419;--bg-elevated: #171e26;--bg-hover: #1e2732;--border: #2a3440;--text: #e8eef4;--muted: #8b9aab;--accent: #4c8dff;--accent-muted: rgba(76, 141, 255, .14);--ok: #3dd68c;--warn: #f5c14a;--danger: #f07178;--radius: 10px;--sidebar: 240px;font-family:IBM Plex Sans,Segoe UI,system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.45}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100%}body{background:radial-gradient(circle at top left,#182233 0%,var(--bg) 42%)}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}button,input,select{font:inherit}.app-shell{display:grid;grid-template-columns:var(--sidebar) 1fr;min-height:100vh}.sidebar{border-right:1px solid var(--border);background:#0f1419eb;padding:20px 16px;display:flex;flex-direction:column;gap:24px}.brand{display:flex;flex-direction:column;gap:4px;padding:0 8px}.brand strong{font-size:15px;letter-spacing:.04em}.brand span{color:var(--muted);font-size:12px}nav{display:flex;flex-direction:column;gap:4px;flex:1}nav a{padding:10px 12px;border-radius:8px;color:var(--muted)}nav a.active,nav a:hover{background:var(--accent-muted);color:var(--text)}.sidebar-footer{display:flex;flex-direction:column;gap:10px;padding:16px 8px 8px;border-top:1px solid var(--border)}.main{padding:28px 36px 48px;min-width:0}.page-header h1{margin:0 0 6px;font-size:24px;font-weight:600}.page-header p{margin:0 0 24px;color:var(--muted)}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.card h2{margin:0 0 12px;font-size:16px;font-weight:600}.card h3{margin:0 0 8px;font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px}.muted{color:var(--muted)}.small{font-size:12px}.badge{display:inline-flex;align-items:center;gap:8px;border-radius:999px;padding:4px 10px;font-size:12px;background:var(--accent-muted);text-transform:lowercase}.badge.ok,.badge.status-ok{color:var(--ok);background:#3dd68c1f}.badge.down,.badge.status-danger{color:var(--danger);background:#f071781f}.badge.status-warn{color:var(--warn);background:#f5c14a1f}.badge.status-neutral{color:var(--muted);background:#8b9aab1f}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(420px,100%)}label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}input,select{width:100%;margin-bottom:14px;background:#10161d;border:1px solid var(--border);color:var(--text);border-radius:8px;padding:10px 12px}.toolbar input,.toolbar select{margin-bottom:0;width:auto;min-width:160px}.button{display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:#071018;border:0;border-radius:8px;padding:10px 14px;font-weight:600;cursor:pointer}.button:disabled{opacity:.55;cursor:not-allowed}.button.secondary{background:transparent;color:var(--text);border:1px solid var(--border)}.button.compact{padding:6px 10px;font-size:13px}.stack{display:flex;flex-direction:column;gap:12px}.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--border);color:var(--muted);vertical-align:top}th{font-size:12px;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}td a{color:var(--text);font-weight:500}.th-button{background:none;border:0;color:inherit;padding:0;cursor:pointer;font:inherit;text-transform:inherit;letter-spacing:inherit}.th-button:hover{color:var(--text)}.row-failed{background:#f071780f}.error-inline{margin-top:4px;font-size:12px;color:var(--danger);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.alert{border-radius:8px;padding:10px 12px;border:1px solid var(--border);background:var(--bg-hover)}.alert.danger{border-color:#f0717859;color:#ffb4b8;background:#f0717814}.help-list,.issue-list{margin:0;padding-left:18px;color:var(--muted)}.help-list li,.issue-list li{margin-bottom:6px}.empty-state{display:flex;flex-direction:column;align-items:flex-start;gap:12px;padding:12px 0}.progress{position:relative;height:28px;border-radius:8px;background:#10161d;border:1px solid var(--border);overflow:hidden}.progress-fill{height:100%;background:linear-gradient(90deg,#2f6fd6,var(--accent));transition:width .25s ease}.progress-label{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;font-size:12px;font-weight:600;color:var(--text)}.stat strong{font-size:20px}.result-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.result-item{background:#10161d;border:1px solid var(--border);border-radius:8px;padding:12px}audio{width:100%;margin-top:8px}@media(max-width:900px){.app-shell{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid var(--border)}nav{flex-direction:row;flex-wrap:wrap}.main{padding:20px 16px 40px}}