:root {
  --surface-1: #fcfcfb;
  --page-plane: #f9f9f7;
  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;
  --gridline: #e1e0d9;
  --baseline: #c3c2b7;
  --border: rgba(11, 11, 11, 0.10);
  --series-blue: #2a78d6;
  --series-blue-soft: #cde2fb;
  --status-good: #0ca30c;
  --status-warning: #fab219;
  --status-serious: #ec835a;
  --status-critical: #d03b3b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-1: #1a1a19;
    --page-plane: #0d0d0d;
    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;
    --gridline: #2c2c2a;
    --baseline: #383835;
    --border: rgba(255, 255, 255, 0.10);
    --series-blue: #3987e5;
    --series-blue-soft: #184f95;
    --status-good: #0ca30c;
    --status-warning: #fab219;
    --status-serious: #ec835a;
    --status-critical: #d03b3b;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page-plane);
  color: var(--text-primary);
  line-height: 1.5;
}

.page {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 20px 64px;
}

.site-header { margin-bottom: 32px; }

.eyebrow {
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-muted);
  text-transform: uppercase;
}

h1 { font-size: 28px; margin: 0 0 8px; }
h2 { font-size: 20px; margin: 0 0 4px; }
h3 { font-size: 16px; margin: 0 0 4px; }

.subtitle { color: var(--text-secondary); margin: 0; max-width: 60ch; }
.muted { color: var(--text-secondary); }

/* Answer scale key */
.scale-key {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  padding: 14px 16px;
  margin-bottom: 20px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 13px;
  color: var(--text-secondary);
}
.scale-key strong { color: var(--text-primary); }

/* Progress */
.progress-wrap {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--page-plane);
  padding: 10px 0 16px;
}
.progress-track {
  height: 8px;
  border-radius: 999px;
  background: var(--gridline);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--series-blue);
  border-radius: 999px;
  transition: width 0.2s ease;
}
.progress-label {
  margin: 6px 0 0;
  font-size: 13px;
  color: var(--text-muted);
}

/* Area sections */
.area-block {
  margin-bottom: 28px;
  padding-bottom: 4px;
}
.area-title {
  font-size: 17px;
  font-weight: 600;
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gridline);
}

.contact-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px 8px;
}
.contact-card .area-title { border-bottom: none; padding-bottom: 0; }

.field-row { margin-bottom: 16px; }
.field-row label {
  display: block;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 6px;
}
.field-row input {
  font: inherit;
  font-size: 15px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--page-plane);
  color: var(--text-primary);
  width: 100%;
  max-width: 360px;
}
.field-row.invalid label { color: var(--status-critical); }
.field-row.invalid input { border-color: var(--status-critical); }

.save-status { font-size: 12.5px; color: var(--text-muted) !important; margin-top: 4px; }

.question {
  border: none;
  padding: 0 0 18px;
  margin: 0 0 4px;
}
.question legend {
  padding: 0;
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 10px;
  color: var(--text-primary);
}
.options {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.option-pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 13.5px;
  color: var(--text-secondary);
  cursor: pointer;
  background: var(--surface-1);
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}
.option-pill input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.option-pill:hover { border-color: var(--series-blue); }
.option-pill.checked {
  background: var(--series-blue);
  border-color: var(--series-blue);
  color: #ffffff;
  font-weight: 600;
}
.option-pill:has(input:focus-visible) {
  outline: 2px solid var(--series-blue);
  outline-offset: 2px;
}

/* Submit */
.submit-row {
  padding: 24px 0 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.submit-hint { color: var(--status-critical); font-size: 13px; margin: 0; }

.btn-primary, .btn-secondary {
  font: inherit;
  font-weight: 600;
  font-size: 15px;
  padding: 12px 22px;
  border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--series-blue);
  color: #ffffff;
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text-primary);
}
.btn-secondary:hover { background: var(--surface-1); }

/* Results */
.results-hero {
  display: flex;
  gap: 24px;
  align-items: center;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
}
.hero-figure {
  flex: 0 0 auto;
  text-align: center;
}
.hero-number {
  font-size: 44px;
  font-weight: 700;
  line-height: 1;
  font-variant-numeric: proportional-nums;
}
.hero-badge {
  margin-top: 8px;
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  color: #ffffff;
}
.hero-copy p { margin: 4px 0 0; }
.answered-note { font-size: 12.5px; color: var(--text-muted) !important; }

.card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  margin-bottom: 20px;
}
.card > p.muted { margin-top: 0; }

.savings-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 14px 0;
}
.savings-row label { font-size: 14px; color: var(--text-secondary); }
.savings-row input {
  font: inherit;
  font-size: 15px;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--page-plane);
  color: var(--text-primary);
  width: 140px;
}
.savings-figures {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  margin: 10px 0 4px;
}
.figure-label {
  display: block;
  font-size: 12.5px;
  color: var(--text-muted);
}
.figure-value {
  display: block;
  font-size: 22px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.fineprint { font-size: 12.5px; color: var(--text-muted); margin-bottom: 0; }

/* Area bars */
.area-bar-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 4px 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--gridline);
}
.area-bar-row:last-child { border-bottom: none; }
.area-bar-name { font-size: 14px; font-weight: 500; }
.area-bar-status {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: 999px;
  color: #ffffff;
  white-space: nowrap;
}
.area-bar-track {
  grid-column: 1 / -1;
  height: 8px;
  border-radius: 999px;
  background: var(--gridline);
  overflow: hidden;
}
.area-bar-fill { height: 100%; border-radius: 999px; }

.status-good { background: var(--status-good); }
.status-warning { background: var(--status-warning); color: #241a00; }
.status-serious { background: var(--status-serious); }
.status-critical { background: var(--status-critical); }

/* Action plan */
.plan-item {
  padding: 16px 0;
  border-bottom: 1px solid var(--gridline);
}
.plan-item:last-child { border-bottom: none; }
.plan-item-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}
.plan-item-head h4 { margin: 0; font-size: 15px; }
.plan-item dl { margin: 6px 0 0; font-size: 13.5px; }
.plan-item dt { font-weight: 600; color: var(--text-secondary); margin-top: 6px; }
.plan-item dd { margin: 2px 0 0; }

.results-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.site-footer {
  margin-top: 40px;
  font-size: 12.5px;
  color: var(--text-muted);
  text-align: center;
}

@media (max-width: 520px) {
  .results-hero { flex-direction: column; text-align: center; }
  .savings-figures { gap: 20px; }
}