/* ── ACBC Survey — Minimal Stylesheet ─────────────────────────── */

:root {
  --color-bg: #f7f8fa;
  --color-surface: #ffffff;
  --color-text: #1a1a2e;
  --color-text-muted: #6b7280;
  --color-primary: #4f46e5;
  --color-primary-hover: #4338ca;
  --color-success: #059669;
  --color-success-hover: #047857;
  --color-danger: #dc2626;
  --color-danger-hover: #b91c1c;
  --color-border: #e5e7eb;
  --color-accent: #eef2ff;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* ── Progress bar ────────────────────────────────────────────── */

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--color-border);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: var(--color-primary);
  border-radius: 3px;
  transition: width 0.4s ease;
}

.stage-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

/* ── Panels ──────────────────────────────────────────────────── */

.welcome-panel,
.question-panel {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 2.5rem;
  margin-bottom: 2rem;
}

.welcome-panel h1,
.question-panel h1 {
  font-size: 1.6rem;
  margin-bottom: 0.75rem;
}

.description {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.hint {
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}

/* ── Info grid (welcome page) ────────────────────────────────── */

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}

.info-card {
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
}

.info-label {
  display: block;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.25rem;
}

.info-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

.stages-overview {
  margin-bottom: 2rem;
}

.stages-overview h2 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.stages-overview ol {
  padding-left: 1.25rem;
}

.stages-overview li {
  margin-bottom: 0.35rem;
}

/* ── Buttons ─────────────────────────────────────────────────── */

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background 0.2s, transform 0.1s;
}

.btn:active {
  transform: scale(0.98);
}

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

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

.btn-secondary {
  background: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  background: #d1d5db;
}

.btn-success {
  background: var(--color-success);
  color: #fff;
}

.btn-success:hover {
  background: var(--color-success-hover);
}

.btn-danger {
  background: var(--color-danger);
  color: #fff;
}

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

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
}

/* ── BYO option list ─────────────────────────────────────────── */

.option-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.option-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.option-card:hover {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.option-card input[type="radio"] {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--color-primary);
}

.option-card:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-accent);
}

.option-text {
  font-size: 1.05rem;
}

/* ── Scenario grid (screening + choice) ──────────────────────── */

.scenario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
  min-width: 0;
}

.scenario-grid > * {
  min-width: 0;
  overflow: hidden;
}

.scenario-card {
  background: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.scenario-card h3 {
  font-size: 0.95rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  text-align: center;
}

.scenario-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

.scenario-table tr {
  border-bottom: 1px solid var(--color-border);
}

.scenario-table tr:last-child {
  border-bottom: none;
}

.scenario-table td {
  padding: 0.3rem 0.2rem;
  font-size: 0.8rem;
  word-break: break-word;
}

.attr-name {
  font-weight: 600;
  color: var(--color-text-muted);
  width: 45%;
}

.attr-value {
  text-align: right;
}

/* ── Accept / reject pills ───────────────────────────────────── */

.accept-reject {
  display: flex;
  gap: 0.5rem;
}

.radio-pill {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  cursor: pointer;
  text-align: center;
  transition: border-color 0.2s, background 0.2s;
}

.radio-pill input[type="radio"] {
  display: none;
}

.radio-accept:has(input:checked) {
  border-color: var(--color-success);
  background: #ecfdf5;
  color: var(--color-success);
  font-weight: 600;
}

.radio-reject:has(input:checked) {
  border-color: var(--color-danger);
  background: #fef2f2;
  color: var(--color-danger);
  font-weight: 600;
}

.radio-pill:hover {
  border-color: var(--color-text-muted);
}

/* ── Choice cards (selectable) ───────────────────────────────── */

.scenario-choice .scenario-card {
  cursor: pointer;
}

.scenario-selectable {
  display: block;
}

.scenario-selectable input[type="radio"] {
  display: none;
}

.scenario-selectable:has(input:checked) .card-inner {
  /* visual feedback handled by parent border */
}

.scenario-selectable:has(input:checked) {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-accent);
}

.scenario-selectable:hover {
  border-color: var(--color-primary);
}

.scenario-selectable .card-inner h3 {
  margin-bottom: 0.75rem;
}

/* ── Rule check ──────────────────────────────────────────────── */

.rule-panel {
  text-align: center;
}

.rule-icon {
  font-size: 2.5rem;
  width: 4rem;
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin: 0 auto 1rem;
}

.rule-unacceptable {
  background: #fef2f2;
  color: var(--color-danger);
}

.rule-musthave {
  background: #ecfdf5;
  color: var(--color-success);
}

.highlighted-level {
  display: inline-flex;
  flex-direction: column;
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  margin: 1rem 0;
}

.level-negative {
  background: #fef2f2;
  border: 2px solid var(--color-danger);
}

.level-positive {
  background: #ecfdf5;
  border: 2px solid var(--color-success);
}

.level-attr {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.level-value {
  font-size: 1.3rem;
  font-weight: 700;
}

.rule-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 1.5rem;
  flex-wrap: wrap;
}

/* ── Complete page ───────────────────────────────────────────── */

.complete-panel {
  text-align: center;
}

.complete-icon {
  font-size: 2.5rem;
  width: 4rem;
  height: 4rem;
  background: #ecfdf5;
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin: 0 auto 1rem;
}

.winner-card {
  display: inline-block;
  background: var(--color-accent);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 1.5rem 2rem;
  margin: 1rem 0 1.5rem;
  text-align: left;
}

.winner-card .attr-name {
  padding-right: 1.5rem;
}

.data-note {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.data-note code {
  background: var(--color-accent);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.85rem;
}

/* ── Footer ──────────────────────────────────────────────────── */

footer {
  text-align: center;
  padding: 2rem 0;
  color: var(--color-text-muted);
  font-size: 0.8rem;
}
.logo {
  height: 50px;
  width: auto;
  object-fit: contain;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.var-help {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
}

.info-btn {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  border: 1px solid #d1d5db;
  background: #fff;
  color: #374151;
  font-size: 12px;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.info-btn:focus {
  outline: 2px solid #111827;
  outline-offset: 2px;
}

.tooltip {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 10px;
  width: min(360px, 80vw);
  background: #111827;
  color: #fff;
  font-size: 12.5px;
  line-height: 1.35;
  padding: 10px 12px;
  border-radius: 10px;
  z-index: 9999;

  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 120ms ease, transform 120ms ease;
}

.var-help:hover .tooltip,
/* Allow tooltip to escape card bounds */
.scenario-card {
  overflow: visible;
}

/* Anchor container */
.var-help {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Info button */
.info-btn {
  width: 18px;
  height: 18px;
  border-radius: 999px;
  border: 1px solid #d1d5db;
  background: #fff;
  font-size: 12px;
  line-height: 1;
  cursor: help;
}

/* Tooltip base */
.tooltip {
  position: absolute;
  max-width: 260px;
  background: #111827;
  color: #fff;
  font-size: 12px;
  line-height: 1.35;
  padding: 10px 12px;
  border-radius: 10px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.15);

  opacity: 0;
  pointer-events: none;
  transform: translateY(6px);
  transition: opacity .15s ease, transform .15s ease;

  z-index: 9999;
}

/* Position: float above value */
.tooltip--right {
  left: 100%;
  top: 50%;
  transform: translate(12px,-50%);
}

/* Show on hover OR keyboard focus */
.var-help:hover .tooltip,
.var-help:focus-within .tooltip {
  opacity: 1;
  pointer-events: auto;
  transform: translate(12px,-50%);
}
/* Make label look interactive but subtle */
.var-label {
  cursor: help;
  transition: color .15s ease;
}

.var-label:hover {
  color: #111827;
}
.tooltip {
  pointer-events: none;
}