:root{--bg: #0f172a;--surface: #1e293b;--surface-2: #283549;--border: #334155;--text: #e2e8f0;--text-muted: #94a3b8;--accent: #f7931a;--danger: #ef4444;--success: #22c55e;--font: "Inter", system-ui, -apple-system, sans-serif;--mono: "JetBrains Mono", "Cascadia Code", Consolas, monospace;--radius: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;font-size:14px;line-height:1.5}.app-header{display:flex;align-items:center;justify-content:space-between;padding:10px 24px;background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;gap:16px;flex-wrap:wrap}.header-brand{display:flex;align-items:center;gap:10px}.header-icon{font-size:20px}.header-brand h1{font-size:18px;font-weight:700;color:var(--accent);letter-spacing:-.02em}.header-sub{color:var(--text-muted);font-size:12px;padding-left:4px;border-left:1px solid var(--border);margin-left:4px}.block-selector{display:flex;align-items:center;gap:8px}.block-selector label{color:var(--text-muted);font-size:12px;white-space:nowrap}.block-selector select{background:var(--surface-2);color:var(--text);border:1px solid var(--border);border-radius:var(--radius);padding:6px 10px;font-size:13px;cursor:pointer}.block-selector select:focus{outline:2px solid var(--accent);outline-offset:1px}.app-main{max-width:1200px;margin:0 auto;padding:24px 16px;display:flex;flex-direction:column;gap:20px}.error-banner{background:#450a0a;border:1px solid #991b1b;color:#fca5a5;padding:12px 16px;border-radius:var(--radius)}.empty-state{text-align:center;color:var(--text-muted);padding:60px 20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.empty-state p+p{margin-top:8px}.empty-state code{font-family:var(--mono);background:var(--surface-2);padding:2px 6px;border-radius:4px;font-size:13px;color:var(--accent)}.spinner{text-align:center;color:var(--text-muted);padding:60px}.upload-panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:10px}.upload-panel h2{font-size:13px;font-weight:600}.upload-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.upload-grid label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--text-muted)}.upload-grid input[type=file]{font-size:12px;color:var(--text)}.upload-btn{align-self:flex-start;background:var(--accent);color:#000;border:1px solid var(--accent);border-radius:var(--radius);padding:6px 12px;font-size:12px;font-weight:600;cursor:pointer}.upload-btn:disabled{opacity:.7;cursor:wait}.no-data{color:var(--text-muted);padding:20px;text-align:center}.block-stats{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:16px}.stats-header{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.stats-header h2{font-size:16px;font-weight:600;color:var(--accent)}.block-hash{font-family:var(--mono);font-size:11px;color:var(--text-muted);background:var(--surface-2);padding:3px 8px;border-radius:4px;cursor:default}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:10px}.stat-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:12px;text-align:center}.stat-card--highlight{border-color:var(--danger);background:#1c0a0a}.stat-value{font-size:22px;font-weight:700}.stat-card--highlight .stat-value{color:var(--danger)}.stat-label{font-size:10px;color:var(--text-muted);margin-top:4px;text-transform:uppercase;letter-spacing:.06em}.script-dist h3,.heuristics-applied h3{font-size:11px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}.bar-track{display:flex;height:16px;border-radius:4px;overflow:hidden;background:var(--surface-2)}.bar-segment{transition:width .3s}.bar-legend{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}.legend-item{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--text-muted)}.legend-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.heuristic-tags{display:flex;flex-wrap:wrap;gap:6px}.heuristic-tag{background:var(--surface-2);border:1px solid var(--border);color:var(--text-muted);font-size:11px;padding:2px 8px;border-radius:12px;font-family:var(--mono)}.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 9px;border-radius:12px;border:1px solid transparent;white-space:nowrap;letter-spacing:.02em}.filter-bar{display:flex;flex-wrap:wrap;gap:6px;align-items:center}.filter-btn{background:var(--surface-2);color:var(--text-muted);border:1px solid var(--border);border-radius:20px;padding:4px 12px;font-size:12px;cursor:pointer;transition:all .15s}.filter-btn:hover{border-color:var(--accent);color:var(--text)}.filter-btn.active{background:var(--accent);color:#000;border-color:var(--accent);font-weight:600}.transactions-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.transactions-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:10px}.transactions-header h2{font-size:14px;font-weight:600}.tx-count{font-size:12px;color:var(--text-muted);font-weight:400}.tx-table{width:100%;border-collapse:collapse}.tx-table th{text-align:left;padding:8px 12px;font-size:10px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-muted);border-bottom:1px solid var(--border);background:var(--surface);white-space:nowrap}.tx-row{cursor:pointer;transition:background .1s}.tx-row:hover{background:var(--surface-2)}.tx-row--highlight td:first-child{border-left:3px solid #ef444466}.tx-row--expanded{background:var(--surface-2)}.tx-row td{padding:8px 12px;border-bottom:1px solid #1e293b;vertical-align:middle}.tx-txid code{font-family:var(--mono);font-size:12px;color:var(--text-muted)}.tx-row:hover .tx-txid code{color:var(--text)}.detected-count{font-size:12px;font-weight:600;color:var(--danger)}.none-detected{color:var(--border)}.tx-expand-btn{font-size:10px;color:var(--text-muted);text-align:right;width:28px;-webkit-user-select:none;user-select:none}.tx-detail-row>td{padding:0;background:#0c1624}.heuristic-results{display:flex;flex-direction:column;gap:3px;padding:12px 24px;border-bottom:1px solid var(--border)}.no-heuristics{color:var(--text-muted);font-size:12px;padding:12px 24px}.heuristic-row{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;padding:4px 8px;border-radius:4px}.heuristic-row.detected{background:#1e0a0a;color:#fca5a5}.heuristic-row.not-detected{color:var(--text-muted)}.heuristic-indicator{font-size:8px;flex-shrink:0}.heuristic-row.detected .heuristic-indicator{color:var(--danger)}.heuristic-name{font-weight:500;min-width:190px}.heuristic-confidence,.heuristic-method,.heuristic-detail{font-size:11px;color:var(--text-muted);background:var(--surface-2);padding:1px 6px;border-radius:3px}@media (max-width: 640px){.stats-grid{grid-template-columns:repeat(2,1fr)}.app-header,.transactions-header{flex-direction:column;align-items:flex-start}.heuristic-name{min-width:120px}}