:root {
  color-scheme: light;
  --ink: #172326;
  --muted: #617175;
  --line: #d8e1e3;
  --surface: #ffffff;
  --soft: #f5f8f8;
  --teal: #1f6b75;
  --teal-dark: #164d55;
  --gold: #c7922b;
  --red: #b44739;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--soft);
}

.app-shell {
  min-height: 100vh;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(360px, 470px) 1fr;
  min-height: 100vh;
}

.controls {
  background: var(--surface);
  border-right: 1px solid var(--line);
  padding: 24px;
  overflow-y: auto;
  max-height: 100vh;
}

.brand-lockup h1,
.report-header h2,
.empty-state h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: 0;
}

.brand-lockup {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.brand-lockup p,
.report-header p,
.empty-state p {
  margin: 6px 0 0;
  color: var(--muted);
}

.panel {
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.panel h2 {
  margin: 0 0 12px;
  font-size: 16px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: #435256;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #bdcace;
  border-radius: 6px;
  padding: 9px 10px;
  font: inherit;
  color: var(--ink);
  background: #fff;
}

textarea {
  resize: vertical;
  margin: 8px 0;
}

.field-grid {
  display: grid;
  gap: 10px;
  margin-bottom: 10px;
}

.field-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field-grid.five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

.segmented label {
  display: flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 9px 10px;
}

.segmented input {
  width: auto;
}

.action-bar {
  position: sticky;
  bottom: 0;
  display: flex;
  gap: 10px;
  padding: 16px 0 0;
  background: linear-gradient(180deg, rgba(255,255,255,0), #fff 24%);
}

button {
  border: 0;
  border-radius: 6px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
}

.compact {
  padding: 8px 10px;
}

.primary {
  background: var(--teal);
  color: #fff;
}

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

.secondary {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--teal-dark);
}

.preview {
  padding: 28px;
  overflow-y: auto;
  max-height: 100vh;
}

.report-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.report-section,
.empty-state,
.alert {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.login-page {
  background: linear-gradient(135deg, #eef5f5, #f8faf9);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(420px, 100%);
  display: grid;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  box-shadow: 0 18px 45px rgba(23, 35, 38, 0.08);
}

.login-card h1 {
  margin: 0;
  font-size: 24px;
}

.login-card p {
  margin: -8px 0 4px;
  color: var(--muted);
}

.report-section {
  padding: 22px;
  margin-bottom: 18px;
}

.report-section h3 {
  margin: 0 0 16px;
  font-size: 20px;
}

.metrics-table {
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}

.table-row {
  display: grid;
  grid-template-columns: minmax(230px, 1fr) 120px 90px 100px;
  border-top: 1px solid var(--line);
}

.table-row:first-child {
  border-top: 0;
}

.table-row span,
.table-row strong {
  padding: 10px 12px;
}

.table-row span:not(:first-child),
.table-row strong {
  text-align: right;
}

.table-head {
  background: var(--teal-dark);
  color: #fff;
  font-weight: 700;
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 18px;
}

h4 {
  margin: 0 0 8px;
  font-size: 14px;
}

ol,
ul {
  margin: 0;
  padding-left: 20px;
}

li {
  margin: 7px 0;
}

li span {
  color: var(--muted);
}

.empty-state {
  min-height: 340px;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
  padding: 28px;
}

.alert {
  border-color: #e6b7af;
  color: var(--red);
  background: #fff7f5;
  padding: 12px;
  margin: 16px 0;
}

.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: none;
  place-items: center;
  background: rgba(245, 248, 248, 0.78);
  backdrop-filter: blur(3px);
}

.loading-overlay.is-visible {
  display: grid;
}

.loading-card {
  width: min(360px, calc(100vw - 40px));
  display: grid;
  justify-items: center;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 28px;
  text-align: center;
  box-shadow: 0 18px 45px rgba(23, 35, 38, 0.13);
}

.loading-card h2 {
  margin: 0;
  font-size: 20px;
}

.loading-card p {
  margin: 0;
  color: var(--muted);
}

.spinner {
  width: 42px;
  height: 42px;
  border: 4px solid #dbe5e7;
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 980px) {
  .workspace,
  .content-grid {
    grid-template-columns: 1fr;
  }

  .controls,
  .preview {
    max-height: none;
  }

  .field-grid.five {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .table-row {
    grid-template-columns: minmax(170px, 1fr) 92px 72px 82px;
  }
}