body {
  margin: 0;
  font-family: 'SF Mono', 'Cascadia Code', Consolas, monospace;
  background: #0d0d0d;
  color: #e0e0e0;
}

* { box-sizing: border-box; }

.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: radial-gradient(ellipse at 50% 0%, #1a0020 0%, #0d0d0d 70%);
}

.login-card {
  background: #161616;
  border: 1px solid #2a2a2a;
  padding: 48px 36px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-card h2 { color: #fff; margin: 0 0 4px; font-size: 24px; }
.login-card .sub { color: #666; margin: 0 0 24px; font-size: 13px; }

.login-form input, .login-card input {
  width: 100%;
  padding: 12px 14px;
  background: #0d0d0d;
  border: 1px solid #2a2a2a;
  color: #e0e0e0;
  font-size: 14px;
  margin-bottom: 12px;
  border-radius: 4px;
}

.login-form input:focus, .login-card input:focus {
  outline: none;
  border-color: #8b5cf6;
}

.btn {
  padding: 10px 24px;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  border-radius: 4px;
}

.btn.primary { background: #8b5cf6; color: #fff; width: 100%; }
.btn.primary:hover { background: #7c3aed; }
.btn.ghost { background: transparent; color: #999; border: 1px solid #2a2a2a; }
.btn.sm { padding: 6px 14px; font-size: 12px; }

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 220px;
  background: #111;
  border-right: 1px solid #222;
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
}

.brand { font-size: 28px; font-weight: 700; color: #8b5cf6; margin-bottom: 32px; letter-spacing: -1px; }

.sidebar ul { list-style: none; padding: 0; margin: 0; flex: 1; }
.sidebar li { padding: 10px 14px; color: #888; cursor: pointer; font-size: 14px; border-radius: 6px; margin-bottom: 2px; }
.sidebar li:hover { background: #1a1a1a; color: #ccc; }
.sidebar li.active { background: #8b5cf6; color: #fff; }

#logout-btn { align-self: stretch; text-align: center; }

main { flex: 1; padding: 32px; overflow-y: auto; max-height: 100vh; }

.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.page-header h1 { font-size: 22px; margin: 0; color: #fff; }

.data-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.data-table th { text-align: left; padding: 10px 14px; background: #161616; color: #888; font-weight: 500; border-bottom: 1px solid #222; }
.data-table td { padding: 10px 14px; border-bottom: 1px solid #1a1a1a; }
.data-table tr:hover td { background: #161616; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; }
.badge.sent { background: #064e3b; color: #34d399; }
.badge.draft { background: #1c1917; color: #fb923c; }
.badge.cold { background: #1c1917; color: #fb923c; }
.badge.warm { background: #451a03; color: #fbbf24; }
.badge.hot { background: #4c0519; color: #fb7185; }

.metrics-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.metric-card { background: #161616; border: 1px solid #222; padding: 20px; border-radius: 8px; }
.metric-card .val { font-size: 32px; font-weight: 700; color: #8b5cf6; margin-bottom: 4px; }
.metric-card .label { font-size: 12px; color: #666; }

.charts-row { display: flex; gap: 16px; }
.chart-card { background: #161616; border: 1px solid #222; padding: 20px; border-radius: 8px; }
.chart-card.wide { flex: 3; }
.chart-card.thin { flex: 1; }

.chart-card h3 { margin: 0 0 16px; font-size: 14px; color: #aaa; }

#service-list, #trend-chart { width: 100%; }
#service-list { list-style: none; padding: 0; margin: 0; }
#service-list li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid #222; font-size: 13px; color: #ccc; }
#service-list li span:last-child { color: #8b5cf6; }

.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.7);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal-card {
  background: #161616; border: 1px solid #2a2a2a; padding: 32px; width: 420px;
  max-width: 95vw; border-radius: 8px; flex-direction: column; display: flex; gap: 12px;
}
.modal-card h3 { margin: 0; color: #fff; }
.modal-card input, .modal-card select, .modal-card textarea {
  width: 100%; padding: 10px 12px; background: #0d0d0d; border: 1px solid #2a2a2a;
  color: #e0e0e0; font-size: 13px; border-radius: 4px; font-family: inherit; resize: vertical;
}
.modal-card input:focus, .modal-card select:focus, .modal-card textarea:focus { outline: none; border-color: #8b5cf6; }

.filters { display: flex; gap: 12px; }
.filters input { padding: 6px 12px; width: auto; flex: 0 0 200px; background: #0d0d0d; border: 1px solid #2a2a2a; color: #e0e0e0; font-size: 13px; border-radius: 4px; }
.filters input:focus { outline: none; border-color: #8b5cf6; }

.actions { white-space: nowrap; }