:root {
  --bg: #0f1418;
  --bg-2: #121a20;
  --panel: rgba(18, 26, 32, 0.88);
  --panel-2: rgba(23, 34, 41, 0.94);
  --text: #eef4f7;
  --muted: #b4c4cc;
  --line: rgba(129, 157, 170, 0.24);
  --accent: #6fa9c7;
  --accent-strong: #89bdd9;
  --accent-deep: #244253;
  --danger: #f0a79b;
  --radius: 24px;
  --radius-sm: 16px;
  --shadow: 0 22px 64px rgba(0, 0, 0, 0.28);
  --container: 1120px;
  --reading: 780px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(111, 169, 199, 0.18), transparent 30%),
    radial-gradient(circle at top right, rgba(111, 169, 199, 0.08), transparent 24%),
    linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
}

a {
  color: inherit;
}

.shell {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: max(20px, env(safe-area-inset-top)) 16px max(28px, env(safe-area-inset-bottom));
}

.shell-survey {
  display: grid;
  gap: 20px;
}

.shell-admin {
  --container: 1120px;
}

.shell-admin-narrow {
  --container: 460px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.eyebrow {
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.brand {
  font-size: 1.1rem;
  font-weight: 700;
}

.lang {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang a {
  text-decoration: none;
  color: var(--muted);
  padding: 10px 14px;
  font-size: 14px;
}

.lang a.active {
  background: rgba(111, 169, 199, 0.14);
  color: var(--text);
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.card-compact {
  padding: 16px 18px;
}

.survey-hero {
  display: grid;
  gap: 14px;
}

.survey-hero-grid {
  display: grid;
  gap: 16px;
}

h1,
h2 {
  margin: 0;
  line-height: 1.12;
}

h1 {
  font-size: clamp(2rem, 6vw, 3.4rem);
  max-width: 16ch;
}

h2 {
  font-size: clamp(1.15rem, 2.4vw, 1.45rem);
}

p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
  max-width: 62ch;
}

.meta,
.summary-label,
.question-index {
  color: var(--muted);
  font-size: 0.9rem;
}

.progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.survey-summary {
  align-self: start;
}

.summary-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: grid;
  gap: 10px;
}

.summary-list li {
  position: relative;
  padding-left: 18px;
  color: var(--text);
}

.summary-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
}

.summary-list li.is-hidden {
  color: var(--muted);
}

.summary-list li.is-hidden::before {
  background: rgba(255, 255, 255, 0.16);
}

.survey-form {
  display: grid;
  gap: 18px;
}

.question-stack {
  display: grid;
  gap: 16px;
}

.question-card {
  display: grid;
  gap: 16px;
}

.question-card.is-hidden {
  display: none;
}

.question-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.required-pill {
  white-space: nowrap;
  font-size: 0.82rem;
  color: var(--accent-strong);
  border: 1px solid rgba(111, 169, 199, 0.28);
  border-radius: 999px;
  padding: 8px 10px;
}

.choice-grid {
  display: grid;
  gap: 12px;
}

.choice-grid-wide {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.choice-grid-multi {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.choice-card {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
  transition: border-color 140ms ease, transform 140ms ease, background 140ms ease;
  cursor: pointer;
  min-height: 56px;
}

.choice-card:hover {
  border-color: rgba(111, 169, 199, 0.34);
  transform: translateY(-1px);
}

.choice-card input {
  position: absolute;
  opacity: 0;
  inset: 0;
  cursor: pointer;
}

.choice-indicator {
  width: 22px;
  height: 22px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  flex: 0 0 22px;
  margin-top: 1px;
}

.choice-grid-multi .choice-indicator {
  border-radius: 7px;
}

.choice-copy {
  display: block;
  line-height: 1.45;
}

.choice-card:has(input:checked) {
  border-color: rgba(111, 169, 199, 0.52);
  background: linear-gradient(180deg, rgba(111, 169, 199, 0.18), rgba(111, 169, 199, 0.08));
}

.choice-card:has(input:checked) .choice-indicator {
  border-color: var(--accent);
  background: radial-gradient(circle, var(--accent) 0 45%, transparent 48%);
}

.choice-grid-multi .choice-card:has(input:checked) .choice-indicator {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
}

.likert-card {
  display: grid;
  gap: 14px;
  padding: 6px 0 2px;
}

.likert-scale,
.likert-value {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.likert-slider {
  width: 100%;
  accent-color: var(--accent);
}

.likert-markers {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
}

.likert-marker {
  appearance: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 14px;
  min-height: 48px;
  font: inherit;
  cursor: pointer;
}

.likert-marker.is-active {
  border-color: rgba(111, 169, 199, 0.52);
  background: rgba(111, 169, 199, 0.18);
}

.field-block {
  display: grid;
  gap: 8px;
}

.field-label {
  color: var(--muted);
  font-size: 0.92rem;
}

.input,
.field {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
}

.input:focus-visible,
.button:focus-visible,
.choice-card:has(input:focus-visible),
.likert-marker:focus-visible,
.lang a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
}

.actions-survey {
  position: sticky;
  bottom: max(12px, env(safe-area-inset-bottom));
  padding-top: 8px;
}

.button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  min-height: 48px;
  padding: 12px 18px;
  font: inherit;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 140ms ease, filter 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--accent);
  color: #10232d;
  font-weight: 700;
}

.button-secondary {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border: 1px solid var(--line);
}

.button-small {
  padding: 8px 12px;
  min-height: 40px;
}

.button-danger {
  background: rgba(209, 138, 123, 0.14);
  color: #ffd8cf;
  border: 1px solid rgba(209, 138, 123, 0.34);
}

.error {
  background: rgba(240, 167, 155, 0.08);
  border: 1px solid rgba(240, 167, 155, 0.32);
  color: #ffd4cc;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.flash {
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  border: 1px solid var(--line);
}

.flash-success {
  background: rgba(111, 169, 199, 0.12);
  border-color: rgba(111, 169, 199, 0.32);
}

.flash-warning {
  background: rgba(240, 167, 155, 0.08);
  border-color: rgba(240, 167, 155, 0.32);
}

.section-gap {
  margin-top: 18px;
}

.chart-grid {
  display: grid;
  gap: 18px;
}

.chart-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.bar-list {
  display: grid;
  gap: 14px;
}

.bar-row {
  display: grid;
  gap: 8px;
}

.bar-copy {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.94rem;
}

.bar-copy strong {
  color: var(--text);
  font-weight: 600;
}

.bar-track {
  height: 12px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
}

.bar-track > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.bar-track > span.is-warn {
  background: linear-gradient(90deg, #d18a7b, #f0a79b);
}

.timeline-chart {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(30px, 1fr));
  gap: 10px;
  align-items: end;
  min-height: 220px;
}

.timeline-day {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.timeline-bars {
  display: flex;
  align-items: end;
  gap: 5px;
  min-height: 180px;
}

.timeline-bar {
  width: 12px;
  border-radius: 999px 999px 4px 4px;
  background: rgba(255, 255, 255, 0.18);
}

.timeline-bar-started {
  background: rgba(111, 169, 199, 0.36);
}

.timeline-bar-completed {
  background: linear-gradient(180deg, var(--accent), var(--accent-strong));
}

.timeline-label {
  color: var(--muted);
  font-size: 0.78rem;
}

.stats-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-bottom: 18px;
}

.stat-card h2 {
  margin: 8px 0 0;
}

.table-wrap {
  overflow: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  text-align: left;
  padding: 12px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.filters-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.actions-compact {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.actions-table {
  justify-content: flex-end;
}

.detail-grid {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 10px 16px;
  margin: 0;
}

.detail-grid dt {
  color: var(--muted);
}

.detail-grid dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.breakdown-block + .breakdown-block {
  margin-top: 22px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.breakdown-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.market-section-stack {
  display: grid;
  gap: 16px;
}

.market-section-card {
  display: grid;
  gap: 14px;
}

.market-copy {
  display: grid;
  gap: 8px;
}

.chart-card {
  display: grid;
  gap: 12px;
}

.chart-card canvas {
  width: 100%;
  min-height: 280px;
  height: 280px;
}

.chart-controls {
  display: grid;
  gap: 14px;
}

.bubble-filter-grid {
  display: grid;
  gap: 12px;
}

.legend-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.legend-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  cursor: pointer;
}

.legend-chip.is-muted {
  opacity: 0.45;
}

.legend-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.summary-list {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.insight-box {
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(111, 169, 199, 0.08);
}

.bubble-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}

.bubble-card {
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  text-align: center;
}

.bubble-dot {
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, #a8d6ee, #6FA9C7 65%, #426f86 100%);
}

.likert-admin {
  display: grid;
  gap: 12px;
}

.likert-admin-scale {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--muted);
  font-size: 0.92rem;
}

.likert-admin-bars {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.likert-admin-col {
  display: grid;
  gap: 8px;
  justify-items: center;
  text-align: center;
}

.likert-admin-track {
  width: 100%;
  min-height: 144px;
  height: 144px;
  display: flex;
  align-items: flex-end;
  padding: 8px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.likert-admin-fill {
  width: 100%;
  border-radius: 12px;
  background: linear-gradient(180deg, #9fd0ea 0%, #6FA9C7 100%);
}

.likert-admin-value {
  min-width: 2ch;
}

.candidate-details summary {
  cursor: pointer;
  font-weight: 700;
}

.candidate-grid {
  display: grid;
  gap: 16px;
}

.candidate-card {
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.candidate-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.candidate-modal {
  width: min(92vw, 760px);
  padding: 0;
  border: 0;
  background: transparent;
}

.candidate-modal::backdrop {
  background: rgba(5, 11, 16, 0.72);
}

.candidate-modal-card {
  padding: 22px;
  border-radius: 22px;
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.32);
}

@media (min-width: 860px) {
  .shell {
    padding-left: 24px;
    padding-right: 24px;
  }

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

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

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

  .survey-hero-grid {
    grid-template-columns: minmax(0, var(--reading)) minmax(260px, 320px);
    align-items: start;
  }

  .question-stack {
    width: min(100%, var(--reading));
  }
}

@media (max-width: 760px) {
  .breakdown-head {
    flex-direction: column;
  }

  .candidate-top {
    flex-direction: column;
  }

  .actions,
  .actions-compact {
    flex-direction: column;
    align-items: stretch;
  }

  .button,
  .actions form,
  .actions form .button {
    width: 100%;
  }

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

  .likert-markers {
    gap: 8px;
  }

  .likert-admin-bars {
    gap: 8px;
  }

  .likert-admin-track {
    min-height: 112px;
    height: 112px;
    padding: 6px;
  }
}