:root {
  --bg: #0b1220;
  --panel: #131c2f;
  --panel-2: #192641;
  --text: #e7edf8;
  --muted: #9fb0cf;
  --primary: #4f8cff;
  --primary-hover: #3d78ea;
  --danger: #e45858;
  --danger-hover: #cf4747;
  --border: #263559;
}

* {
  box-sizing: border-box;
}

html,
body,
#root {
  margin: 0;
  min-height: 100%;
  background: radial-gradient(circle at 20% 0%, #172746 0%, var(--bg) 45%);
  color: var(--text);
  font-family: Inter, Segoe UI, Roboto, Arial, sans-serif;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(8, 14, 26, 0.7);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 5;
}

.brand {
  font-weight: 800;
  letter-spacing: 0.2px;
}

.layout {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 14px;
  padding: 14px;
}

.panel {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(180deg, var(--panel) 0%, #101a2e 100%);
  overflow: hidden;
}

.panelHeader {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-2);
}

.panelBody {
  padding: 12px;
}

.grid2,
.row,
.kpis {
  display: grid;
  gap: 10px;
}

.grid2 {
  grid-template-columns: 1fr 1fr;
}

.row {
  grid-auto-flow: column;
  grid-auto-columns: max-content;
  align-items: center;
}

.spacer {
  flex: 1;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.label {
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.input,
.textarea,
.btn,
.chip {
  border-radius: 10px;
  border: 1px solid var(--border);
  background: #0f1830;
  color: var(--text);
}

.input,
.textarea {
  padding: 10px 12px;
  outline: none;
}

.input:focus,
.textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(79, 140, 255, 0.2);
}

.textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.45;
}

.btn {
  padding: 8px 12px;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn:hover {
  background: #1a2645;
}

.btnPrimary {
  background: var(--primary);
  border-color: transparent;
  color: #fff;
}

.btnPrimary:hover {
  background: var(--primary-hover);
}

.btnDanger {
  background: var(--danger);
  border-color: transparent;
  color: #fff;
}

.btnDanger:hover {
  background: var(--danger-hover);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.chip {
  padding: 6px 10px;
  font-size: 12px;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.log {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: #0d1528;
  min-height: 40px;
}

.logError {
  border-color: #943b3b;
  background: #2b1111;
}

.list {
  border: 1px solid var(--border);
  border-radius: 10px;
  max-height: 280px;
  overflow: auto;
  background: #0f1830;
}

.emailItem {
  padding: 9px 10px;
  border-bottom: 1px solid #1d2a49;
  word-break: break-word;
}

.emailItem:last-child {
  border-bottom: 0;
}

.emailReady {
  color: #c8d9ff;
}

.emailSent {
  color: #bce7c3;
}

.kpis {
  grid-template-columns: repeat(4, minmax(120px, 1fr));
}

.card {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  background: #0e1830;
}

.kpiTitle {
  color: var(--muted);
  font-size: 12px;
}

.kpiValue {
  font-size: 26px;
  font-weight: 800;
  margin-top: 6px;
}

.kpiSub {
  color: var(--muted);
  font-size: 12px;
  margin-top: 4px;
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr;
  }
  .kpis {
    grid-template-columns: repeat(2, minmax(120px, 1fr));
  }
}