/* ACQ-IA-11: step 9, Experiments and comparisons. Role tokens only (STYLE.md §3); structure per STYLE-BASE §3. */
.xp-page { display: flex; flex-direction: column; gap: 16px; padding: 24px 24px 48px; min-width: 0; max-width: 100%; box-sizing: border-box; }
.xp-page > * { min-width: 0; max-width: 100%; }
.xp-back { padding: 16px 24px 0; margin: 0; }
.xp-bar { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.xp-bar h1 { margin: 0; font: 600 22px/1.2 var(--font-display); color: var(--ink); }
.xp-lead { margin: 4px 0 0; font-size: 14px; line-height: 1.45; color: var(--muted); max-width: 720px; }
.xp-kicker { display: block; margin: 0; font-size: 11px; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }

.xp-seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; flex: none; }
.xp-seg-item {
  display: inline-flex; align-items: center; height: 32px; padding: 0 14px; font: 600 13px/1 var(--font);
  color: var(--ink); background: var(--surface); text-decoration: none; transition: background-color 120ms ease;
}
.xp-seg-item + .xp-seg-item { border-left: 1px solid var(--line-strong); }
.xp-seg-item:hover { background: var(--surface-2); color: var(--ink); }
.xp-seg-item[data-pressed="true"] { background: var(--accent); color: var(--on-accent); }
.xp-seg-item:focus-visible { outline: 2px solid var(--focus); outline-offset: -2px; }

.xp-runs { display: flex; gap: 16px; flex-wrap: wrap; }
.xp-field { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 0 1 420px; }
.xp-select {
  height: 36px; padding: 0 36px 0 12px; border: 1px solid var(--line-strong); border-radius: 8px; background-color: var(--bg);
  color: var(--ink); font: 400 14px var(--font); max-width: 100%;
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position: calc(100% - 18px) 15px, calc(100% - 13px) 15px;
  background-size: 5px 5px; background-repeat: no-repeat;
}
.xp-select:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-color: var(--accent); }

.xp-card { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; }
.xp-card-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.xp-card-head .xp-kicker { margin-right: auto; }
.xp-add { margin-left: auto; }
.xp-page .hx-btn.small { height: 28px; padding: 0 12px; font-size: 13px; display: inline-flex; align-items: center; text-decoration: none; }
.xp-page .hx-btn.secondary { background: var(--surface); color: var(--ink); border-color: var(--line-strong); }
.xp-page .hx-btn.secondary:hover:not(:disabled) { background: var(--surface-2); }
.xp-page a.hx-btn { text-decoration: none; }

.xp-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.xp-chip {
  appearance: none; display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 12px;
  border: 1px solid var(--line-strong); border-radius: 999px; background: var(--surface); color: var(--ink);
  font: 600 13px/1 var(--font); cursor: pointer; transition: background-color 120ms ease;
}
.xp-chip:hover { background: var(--surface-2); }
.xp-chip[aria-pressed="true"] { background: var(--accent); color: var(--on-accent); border-color: var(--accent); }
.xp-count {
  min-width: 18px; height: 18px; padding: 0 4px; border-radius: 999px; background: var(--surface-2); color: var(--ink);
  font-size: 11px; line-height: 18px; text-align: center; font-variant-numeric: tabular-nums;
}
.xp-chip[aria-pressed="true"] .xp-count { background: var(--on-accent); color: var(--accent); }

.xp-kinds { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; margin-bottom: 16px; }
.xp-kind { border: 1px solid var(--line); border-radius: 10px; padding: 16px; background: var(--bg); display: flex; flex-direction: column; gap: 8px; align-items: flex-start; }
.xp-kind h3 { margin: 0; font-size: 16px; font-weight: 600; }
.xp-kind p { margin: 0; font-size: 14px; line-height: 1.45; }
.xp-small { font-size: 13px; line-height: 1.45; }
.xp-kind .xp-small .xp-kicker { display: inline; margin-right: 4px; }
.xp-muted { color: var(--muted); }

.xp-table { width: 100%; border-collapse: collapse; font-size: 13px; font-variant-numeric: tabular-nums; }
.xp-table th { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); text-align: left; padding: 8px 12px; border-bottom: 1px solid var(--line); }
.xp-table td { padding: 8px 12px; height: 40px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.xp-table tr[aria-selected="true"] td { background: var(--soft); }
.xp-table tr[aria-selected="true"] td:first-child { box-shadow: inset 3px 0 0 var(--accent); }
.xp-actions { white-space: nowrap; text-align: right; }
.xp-actions > * + * { margin-left: 8px; }
.xp-empty { margin: 0; padding: 40px 16px; text-align: center; font-size: 14px; color: var(--muted); }
.xp-notice { padding: 8px 12px; border-radius: 8px; background: var(--warn-soft); color: var(--on-warn); border-left: 3px solid var(--warn); font-size: 13px; }

.xp-stages { list-style: none; margin: 16px 0 0; padding: 0; display: grid; gap: 8px; counter-reset: stage; }
.xp-stages li { counter-increment: stage; display: flex; gap: 8px; font-size: 13px; line-height: 1.45; }
.xp-stages li::before {
  content: counter(stage); flex: none; width: 20px; height: 20px; border-radius: 999px; border: 1px solid var(--line-strong);
  font-size: 11px; font-weight: 600; line-height: 18px; text-align: center; color: var(--muted);
}
.xp-stages li[data-done="true"]::before { background: var(--ok-soft); color: var(--on-ok); border-color: var(--ok); }

.xp-report + .xp-report { margin-top: 12px; }
.xp-report h3 { margin: 0 0 4px; font-size: 14px; font-weight: 600; }
.xp-report ul { margin: 0; padding-left: 16px; font-size: 13px; color: var(--muted); }
.xp-compare-list { margin: 0; padding-left: 16px; font-size: 14px; line-height: 1.45; display: grid; gap: 8px; }
.xp-compare-list a { color: var(--accent); }

@media (max-width: 767px) {
  .xp-page { padding: 16px 16px 32px; }
  .xp-back { padding: 16px 16px 0; }
  .xp-field { flex-basis: 100%; }
  .xp-add { margin-left: 0; width: 100%; justify-content: center; }
  .xp-table thead { display: none; }
  .xp-table, .xp-table tbody, .xp-table tr, .xp-table td { display: block; width: 100%; }
  .xp-table tr { border-bottom: 1px solid var(--line); padding: 8px 0; }
  .xp-table td { border: 0; height: auto; padding: 4px 0; }
  .xp-actions { text-align: left; }
}
@media (prefers-reduced-motion: reduce) {
  .xp-seg-item, .xp-chip { transition: none; }
}