:root {
  --bg: #f7f8fb;
  --card: #ffffff;
  --ink: #1c2030;
  --muted: #5c6478;
  --line: #e6e8ef;
  --accent: #4f46e5;
  --accent-dark: #4338ca;
  --accent-soft: #eef2ff;
  --ok: #16a34a;
  --ok-soft: #ecfdf3;
  --warn: #d97706;
  --warn-soft: #fff7ed;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --info: #0369a1;
  --info-soft: #e0f2fe;
  --shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 10px 28px rgba(16, 24, 40, 0.05);
  --radius: 12px;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.5;
  min-height: 100vh;
}
body.no-scroll { overflow: hidden; }

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  background: #fff;
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 50;
}
.skip:focus { top: 12px; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 22px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  border-top: 3px solid var(--accent);
  position: sticky;
  top: 0;
  z-index: 20;
}
.brand { display: flex; gap: 12px; align-items: center; min-width: 0; }
.logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 700;
  letter-spacing: 0.02em;
  flex: none;
}
h1 { font-size: 18px; margin: 0; letter-spacing: -0.02em; }
.tagline { margin: 0; color: var(--muted); font-size: 13px; }
.header-nav { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: flex-end; }
.nav-link {
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  padding: 6px 10px;
  border-radius: 999px;
}
.note { color: var(--muted); font-size: 12px; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 18px 20px 40px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px 16px 16px;
  margin-bottom: 16px;
}
.card-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
  margin-bottom: 12px;
}
.card-head h2, .drawer h3 { margin: 0; font-size: 18px; letter-spacing: -0.02em; }
.eyebrow {
  margin: 0 0 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
}
.caption, .fine { color: var(--muted); font-size: 13px; margin: 0; }
.fine { margin-top: 10px; }
.optional { font-weight: 500; color: var(--muted); }

.board {
  position: relative;
  display: flex;
  flex-wrap: nowrap;
  gap: 16px;
  overflow-x: auto;
  padding: 14px 8px 10px;
  border-radius: 10px;
  border: 1px dashed #d9dce8;
  background-color: #fbfbfe;
  background-image: radial-gradient(#e4e7f0 1px, transparent 1px);
  background-size: 16px 16px;
  scroll-snap-type: x proximity;
}
.edges {
  position: absolute;
  left: 0;
  top: 0;
  pointer-events: none;
  overflow: hidden;
}
.node { scroll-snap-align: start; }
.edge { fill: none; stroke: #c5c9d6; stroke-width: 2; }
.edge.is-hot { stroke: #a5b4fc; }
.node {
  position: relative;
  z-index: 1;
  flex: 1 0 118px;
  max-width: 168px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px 12px 12px;
  box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04);
  min-height: 96px;
}
.node-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.node-index { font-family: var(--mono); font-size: 11px; color: var(--muted); }
.node-state {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.node-name { margin: 8px 0 0; font-size: 14px; }
.node-hint { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.node.is-succeeded { border-color: #86efac; box-shadow: 0 0 0 3px var(--ok-soft); }
.node.is-succeeded .node-state { color: var(--ok); }
.node.is-failed { border-color: #fca5a5; box-shadow: 0 0 0 3px var(--danger-soft); }
.node.is-failed .node-state { color: var(--danger); }
.node.is-running, .node.is-queued { border-color: #a5b4fc; box-shadow: 0 0 0 3px var(--accent-soft); }
.node.is-running .node-state, .node.is-queued .node-state { color: var(--accent); }
.node.is-skipped { border-color: #fdba74; box-shadow: 0 0 0 3px var(--warn-soft); }
.node.is-skipped .node-state { color: var(--warn); }

.legend { display: flex; flex-wrap: wrap; gap: 14px; margin: 10px 2px 0; color: var(--muted); font-size: 12px; }
.lg::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.lg-ok::before { background: var(--ok); }
.lg-run::before { background: var(--accent); }
.lg-skip::before { background: var(--warn); }
.lg-bad::before { background: var(--danger); }

.form-grid { display: grid; grid-template-columns: 1fr 1.3fr 1fr; gap: 10px 12px; }
.span-2 { grid-column: span 2; }
label { display: block; font-size: 12px; font-weight: 700; margin-bottom: 4px; color: #394056; }
input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}
textarea { min-height: 74px; resize: vertical; }
input:focus, textarea:focus { border-color: #c7d2fe; }
.btn-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-top: 12px; }
.btn {
  appearance: none;
  border: 0;
  background: var(--accent);
  color: #fff;
  border-radius: 10px;
  padding: 10px 14px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.btn:hover { background: var(--accent-dark); }
.btn.secondary { background: #fff; color: var(--ink); border: 1px solid var(--line); }
.btn.secondary:hover { background: #f4f5f8; }
.btn:disabled { opacity: 0.65; cursor: progress; }
.result { min-height: 1.3em; font-weight: 700; margin: 0; }
.result.good { color: var(--ok); }
.result.bad { color: var(--danger); }

.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th {
  text-align: left;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
td { padding: 10px; border-bottom: 1px solid #f0f2f6; vertical-align: middle; }
tbody tr { cursor: pointer; }
tbody tr:hover td { background: #fafafe; }
tr.is-selected td { background: var(--accent-soft); }
.mono { font-family: var(--mono); font-size: 12px; }
.muted { color: var(--muted); }
.lead-name { font-weight: 700; }
.lead-email { color: var(--muted); font-size: 12px; word-break: break-all; }
.nowrap { white-space: nowrap; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 12px;
  font-weight: 700;
  line-height: 1.6;
  white-space: nowrap;
}
.pill::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.pill-succeeded { color: var(--ok); background: var(--ok-soft); }
.pill-failed { color: var(--danger); background: var(--danger-soft); }
.pill-skipped { color: var(--warn); background: var(--warn-soft); }
.pill-running, .pill-queued, .pill-pending { color: var(--accent); background: var(--accent-soft); }
.pill-sales { color: var(--accent); background: var(--accent-soft); }
.pill-nurture { color: var(--warn); background: var(--warn-soft); }
.pill-support { color: var(--info); background: var(--info-soft); }
.pill-running::before { animation: pulse 1.2s ease-in-out infinite; }
@keyframes pulse { 50% { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) {
  .pill-running::before { animation: none; }
}

.tabbar { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tabbar button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 6px 12px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  color: var(--ink);
}
.tabbar button[aria-selected="true"] { background: var(--accent); color: #fff; border-color: var(--accent); }

.outbox { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.channel h3 { margin: 0 0 8px; font-size: 14px; text-transform: capitalize; display: flex; justify-content: space-between; }
.channel h3 span { color: var(--muted); font-weight: 600; }
.msg {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 8px;
  background: #fbfbfe;
}
.msg-body { white-space: pre-wrap; word-break: break-word; margin: 6px 0 0; font-size: 13px; }
.sheet-tools { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-bottom: 8px; }

.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.kpi { background: var(--bg); border-radius: 10px; padding: 12px; }
.kpi b { display: block; font-size: 22px; letter-spacing: -0.03em; }
.kpi span { color: var(--muted); font-size: 12px; }
.charts { display: grid; grid-template-columns: 1.4fr 0.8fr; gap: 12px; margin-top: 14px; }
figure { margin: 0; border: 1px solid var(--line); border-radius: 10px; padding: 8px 10px 4px; }
figcaption { font-size: 12px; font-weight: 700; color: var(--muted); margin-bottom: 4px; }
.chart { width: 100%; height: auto; display: block; }
.chart-label, .chart-value { font-family: var(--sans); fill: var(--muted); font-size: 11px; }
.chart-value { fill: var(--ink); font-weight: 700; }

.backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 24, 40, 0.46);
  z-index: 40;
}
.drawer {
  position: fixed;
  z-index: 41;
  top: 24px;
  bottom: 24px;
  left: 0;
  right: 0;
  margin: 0 auto;
  width: min(860px, calc(100% - 24px));
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(16, 24, 40, 0.22);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.drawer-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: #fff;
}
.drawer-body { overflow: auto; padding: 14px 16px 24px; }
.summary {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 12px;
  margin-bottom: 12px;
}
.summary-card, .reason-card {
  background: var(--bg);
  border-radius: 10px;
  padding: 10px 12px;
}
.big-score { font-size: 28px; letter-spacing: -0.03em; margin: 0; }
.meta-row { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-top: 6px; }
.quote {
  margin: 8px 0 0;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 72px;
  overflow: auto;
}
.reasons { margin: 8px 0 0; padding-left: 18px; }
.reasons li { margin: 2px 0; }
.step {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 8px 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}
.step h4 { margin: 0; font-size: 14px; }
.step-meta { color: var(--muted); font-size: 12px; font-family: var(--mono); }
.log {
  margin: 6px 0 0;
  background: #f4f6fb;
  border-radius: 8px;
  padding: 6px 8px;
  font-family: var(--mono);
  font-size: 12px;
  white-space: pre-wrap;
  word-break: break-word;
  color: #394056;
}
details { margin-top: 6px; }
summary { cursor: pointer; font-size: 12px; font-weight: 700; color: var(--accent); }
.json-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 6px; }
.json-cap { font-size: 11px; color: var(--muted); font-weight: 700; margin-bottom: 4px; }
pre.json {
  margin: 0;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 8px;
  padding: 8px;
  font-family: var(--mono);
  font-size: 11.5px;
  overflow: auto;
  max-height: 160px;
  white-space: pre-wrap;
  word-break: break-word;
}
.site-footer { text-align: center; color: var(--muted); font-size: 13px; padding: 4px 16px 28px; }

@media (max-width: 800px) {
  .site-header { position: static; flex-wrap: wrap; padding: 12px 14px; }
  .wrap { padding: 12px 12px 28px; }
  .card-head { flex-direction: column; align-items: flex-start; }
  .form-grid, .summary, .json-grid, .charts, .outbox { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .btn-row { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .header-nav { width: 100%; justify-content: space-between; }
  .drawer { top: 10px; bottom: 10px; width: calc(100% - 12px); }
  .step { grid-template-columns: 1fr; }
  h1 { font-size: 17px; }
  .tagline { font-size: 12px; }
}