:root {
  --bg: #0d1117;
  --surface: #161b22;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #00e5a0;
  --accent-dim: #00e5a033;
  --warn: #f0883e;
  --danger: #f85149;
  --blue: #58a6ff;
  --purple: #bc8cff;
  --font: 'SF Mono', 'Cascadia Code', 'Fira Code', monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 20px;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 20px;
}

header h1 {
  font-size: 1.2em;
  font-weight: 700;
  color: var(--accent);
}

.subtitle {
  font-size: 0.8em;
  color: var(--text-muted);
}

#btn-refresh {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9em;
  transition: all 0.2s;
}
#btn-refresh:hover {
  background: var(--accent);
  color: var(--bg);
}

/* KPI Cards */
.kpi-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 20px;
}

.kpi-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  transition: transform 0.2s;
}
.kpi-card:hover { transform: translateY(-2px); }

.kpi-value {
  font-size: 2em;
  font-weight: 800;
  font-family: var(--font);
  color: var(--accent);
}
.kpi-warn .kpi-value { color: var(--warn); }
.kpi-money .kpi-value { color: var(--blue); }
.kpi-weighted .kpi-value { color: var(--purple); }
.kpi-conv .kpi-value { color: var(--accent); }

.kpi-label {
  font-size: 0.85em;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Panels */
.panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.panel h2 {
  font-size: 1em;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.panel-alert { border-color: var(--danger); }
.panel-alert h2 { color: var(--danger); }

/* Funnel */
.funnel-row {
  display: flex;
  align-items: center;
  margin-bottom: 8px;
  gap: 12px;
}
.funnel-label {
  width: 140px;
  font-size: 0.85em;
  text-align: right;
  color: var(--text-muted);
}
.funnel-bar-wrap {
  flex: 1;
  height: 28px;
  background: #21262d;
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.funnel-bar {
  height: 100%;
  border-radius: 6px;
  transition: width 0.6s ease;
  min-width: 2px;
}
.funnel-count {
  width: 50px;
  font-family: var(--font);
  font-size: 0.85em;
  text-align: right;
}
.funnel-amount {
  width: 100px;
  font-family: var(--font);
  font-size: 0.8em;
  color: var(--text-muted);
  text-align: right;
}

/* Table */
table {
  width: 100%;
  border-collapse: collapse;
}
th {
  text-align: left;
  font-size: 0.75em;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9em;
}
tr:hover td { background: #21262d; }

.stage-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8em;
  font-weight: 600;
}

/* Alerts */
.alert-item {
  padding: 10px 14px;
  margin-bottom: 8px;
  border-radius: 8px;
  background: #f8514922;
  border-left: 3px solid var(--danger);
  font-size: 0.9em;
}
.alert-item .days { color: var(--warn); font-weight: 700; }

footer {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.75em;
  padding: 20px;
}

/* Responsive */
@media (max-width: 600px) {
  .kpi-cards { grid-template-columns: repeat(2, 1fr); }
  .funnel-label { width: 80px; font-size: 0.75em; }
  .funnel-amount { display: none; }
  header h1 { font-size: 1em; }
}