:root {
  --bg: #0f1419;
  --panel: #1a212b;
  --panel-2: #222c38;
  --border: #2b3542;
  --text: #e6edf3;
  --muted: #8b98a9;
  --accent: #4da3ff;
  --green: #3fb950;
  --amber: #d29922;
  --red: #f85149;
  --shadow: 0 1px 3px rgba(0,0,0,.4);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

/* ---- top bar ---- */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 20px; background: var(--panel);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 10;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand h1 { font-size: 18px; margin: 0; font-weight: 600; }
.state-label {
  font-size: 12px; color: var(--muted); text-transform: uppercase;
  letter-spacing: .5px; padding: 2px 8px; border: 1px solid var(--border);
  border-radius: 20px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); }
.dot.running { background: var(--green); box-shadow: 0 0 8px var(--green); animation: pulse 1.2s infinite; }
.dot.paused  { background: var(--amber); }
.dot.stopped, .dot.stopping { background: var(--red); }
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

.controls { display: flex; gap: 8px; }

/* ---- buttons ---- */
.btn {
  font: inherit; cursor: pointer; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); padding: 8px 14px;
  border-radius: 6px; transition: .12s; font-weight: 500;
}
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .4; cursor: not-allowed; }
.btn-start { background: #163d22; border-color: #2ea043; }
.btn-start:hover:not(:disabled) { background: #1c4d2b; }
.btn-pause { background: #3d3116; border-color: var(--amber); }
.btn-stop  { background: #3d1a1a; border-color: var(--red); }
.btn-ghost { background: transparent; color: var(--muted); width: 100%; margin-top: 8px; }
.btn-exp { background: var(--panel-2); }
.btn-gsheet { border-color: var(--green); }

/* ---- config ---- */
.config {
  display: flex; flex-wrap: wrap; gap: 14px; padding: 16px 20px;
  background: var(--panel); border-bottom: 1px solid var(--border);
}
.field { display: flex; flex-direction: column; gap: 4px; flex: 1; min-width: 240px; }
.field-sm { flex: 0 0 130px; min-width: 130px; }
.field label { font-size: 12px; color: var(--muted); }
.field small { color: #5b6673; }
input, textarea, select {
  font: inherit; background: var(--bg); color: var(--text);
  border: 1px solid var(--border); border-radius: 6px; padding: 8px 10px;
  resize: vertical;
}
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }

/* ---- stats ---- */
.stats { display: flex; gap: 12px; padding: 16px 20px; flex-wrap: wrap; }
.stat {
  flex: 1; min-width: 90px; background: var(--panel); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px 14px; display: flex; flex-direction: column;
  box-shadow: var(--shadow);
}
.stat-num { font-size: 26px; font-weight: 700; line-height: 1; }
.stat-lbl { font-size: 11px; color: var(--muted); text-transform: uppercase; margin-top: 6px; letter-spacing: .5px; }

/* ---- filters ---- */
.filters {
  padding: 12px 20px; background: var(--panel);
  border-bottom: 1px solid var(--border);
}
.filters-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.filters-toggle {
  font: inherit; font-weight: 600; cursor: pointer; background: none;
  border: none; color: var(--text); display: flex; align-items: center; gap: 8px;
  padding: 4px 0;
}
.filters-toggle .chevron { transition: transform .15s; color: var(--muted); }
.filters-toggle[aria-expanded="true"] .chevron { transform: rotate(90deg); }
.filters-badge {
  background: var(--accent); color: #041017; font-size: 11px; font-weight: 700;
  border-radius: 20px; padding: 1px 8px;
}
.preset-controls { display: flex; align-items: center; gap: 6px; }
.preset-controls select { padding: 6px 8px; font-size: 12px; min-width: 130px; }
.btn-sm { padding: 6px 10px; font-size: 12px; }
.btn-ghost-sm { background: transparent; color: var(--muted); }

.filter-body { margin-top: 12px; }
.filter-hint { font-size: 12px; color: var(--muted); margin: 0 0 12px; }
.filter-hint code, .filter-hint b { color: var(--text); }
.filter-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.filter-group {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 12px;
}
.filter-group h3 { font-size: 13px; margin: 0 0 10px; font-weight: 600; }
.filter-cols { display: flex; flex-direction: column; gap: 12px; }
.filter-col > label { display: block; font-size: 11px; font-weight: 600; margin-bottom: 6px; }
.filter-col label.pos { color: var(--green); }
.filter-col label.neg { color: var(--red); }
.filter-list { display: flex; flex-direction: column; gap: 6px; }
.filter-row { display: flex; align-items: center; gap: 6px; }
.filter-row input[type="text"] { flex: 1; padding: 5px 8px; font-size: 12px; min-width: 0; }
.filter-row .regex-lbl {
  display: flex; align-items: center; gap: 3px; font-size: 11px;
  color: var(--muted); cursor: pointer; user-select: none;
}
.filter-row .rm {
  background: none; border: none; color: var(--muted); cursor: pointer;
  font-size: 16px; line-height: 1; padding: 0 4px;
}
.filter-row .rm:hover { color: var(--red); }
.add-filter {
  background: none; border: 1px dashed var(--border); color: var(--muted);
  cursor: pointer; font-size: 11px; padding: 4px 8px; border-radius: 6px;
  margin-top: 6px; width: 100%;
}
.add-filter:hover { border-color: var(--accent); color: var(--accent); }

@media (max-width: 900px) {
  .filter-groups { grid-template-columns: 1fr; }
}

/* ---- grid ---- */
.grid {
  display: grid; grid-template-columns: 2fr 1fr; gap: 16px; padding: 0 20px 24px;
}
.panel {
  background: var(--panel); border: 1px solid var(--border); border-radius: 10px;
  padding: 16px; box-shadow: var(--shadow); min-height: 0;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.panel-head h2 { font-size: 14px; margin: 0; font-weight: 600; }
.chart-panel { grid-column: 1; }
.export-panel { grid-column: 2; }
.emails-panel { grid-column: 1; }
.log-panel { grid-column: 2; }

.legend { display: flex; gap: 12px; font-size: 11px; }
.k::before { content: "●"; margin-right: 4px; }
.k-emails { color: var(--accent); }
.k-pages { color: var(--green); }

canvas { width: 100%; height: 220px; display: block; }

/* ---- exports ---- */
.exports { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.export-msg { font-size: 12px; margin-top: 10px; color: var(--muted); word-break: break-all; }
.export-msg a { color: var(--accent); }

/* ---- company list ---- */
.filter { width: 160px; padding: 5px 8px; font-size: 12px; }
.company-list { max-height: 420px; overflow-y: auto; }
.company {
  border: 1px solid var(--border); border-radius: 8px; margin-bottom: 10px;
  overflow: hidden;
}
.company-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; background: var(--panel-2); cursor: pointer;
}
.company-id { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.company-name { font-weight: 600; }
.company-name.freemail { color: var(--amber); }
.company-meta {
  font-size: 11px; color: var(--muted); white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis;
}
.badge {
  background: var(--accent); color: #041017; font-size: 11px; font-weight: 700;
  border-radius: 20px; padding: 1px 8px; flex: none;
}
.freemail .badge { background: var(--amber); }
.company-emails { list-style: none; margin: 0; padding: 4px 12px 8px; }
.company-emails li {
  padding: 4px 0; font-size: 12.5px; display: flex; align-items: center;
  gap: 8px; flex-wrap: wrap;
}
.email-addr { font-family: ui-monospace, "SF Mono", Menlo, monospace; }
.email-person { color: var(--muted); font-size: 12px; }
.tag {
  font-size: 10px; font-weight: 700; text-transform: uppercase;
  border-radius: 4px; padding: 1px 5px; letter-spacing: .3px;
}
.tag-role { background: #2b3542; color: var(--muted); }
.tag-ok   { background: #163d22; color: var(--green); }
.tag-dead { background: #3d1a1a; color: var(--red); }
.company-emails li.new { animation: flash 1s ease-out; }
@keyframes flash { from { background: rgba(77,163,255,.25); } to { background: transparent; } }

/* ---- log ---- */
.log { max-height: 420px; overflow-y: auto; font-family: ui-monospace, Menlo, monospace; font-size: 12px; }
.log-line { padding: 2px 0; color: var(--muted); border-bottom: 1px solid rgba(43,53,66,.5); }
.log-line.err { color: var(--red); }
.log-line time { color: #5b6673; margin-right: 8px; }

.empty { color: var(--muted); font-style: italic; padding: 20px; text-align: center; }

@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .chart-panel, .export-panel, .emails-panel, .log-panel { grid-column: 1; }
}