/* Progressive interaction layer: meaningful contrast and no autonomous motion. */
.interaction-site .editorial-hero { background: radial-gradient(ellipse at 95% 20%,#d9e5ff 0,transparent 54%),linear-gradient(130deg,#f7f8f4,#edf2f8); }
.interaction-site .project-preview { transform: rotate(.6deg); box-shadow:0 24px 64px #182f5b18; border-color:#bfcde2; }
.interaction-site .project-preview-top { background:#192e4a; color:#fff; }
.interaction-site .project-preview-title h2 { letter-spacing:-.045em; }
.interaction-site .preview-flow-step > span { align-self:start; display:grid; place-items:center; min-height:30px; background:#eaf0ff; border-radius:50%; padding:0; }
.interaction-site .preview-flow-step:last-child { background:#edf6f0; margin-top:8px; padding:16px 12px!important; border-radius:8px; }
.interaction-site .page-waypoints { background:#fff; border-block:1px solid var(--line); }
.interaction-site .page-waypoints .container { display:flex; align-items:center; flex-wrap:wrap; gap:8px 28px; padding-block:16px; }
.interaction-site .page-waypoints span { color:var(--muted); font-size:11px; margin-right:auto; }
.interaction-site .page-waypoints a { display:inline-flex; align-items:center; min-height:44px; color:var(--ink-soft); text-decoration:none; font-size:12px; font-weight:600; }
.interaction-site .page-waypoints a:hover { color:var(--blue-dark); text-decoration:underline; text-underline-offset:5px; }
.interaction-site .task-choices { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:18px; align-items:start; }
.interaction-site .task-choice { margin:0; padding:0; border:1px solid #d1dbe4; border-radius:14px; background:#f7f9fc; overflow:hidden; box-shadow:none; }
.interaction-site .task-choice summary { display:grid; grid-template-columns:1fr 24px; gap:18px; list-style:none; padding:26px; cursor:pointer; }
.interaction-site .task-choice summary::-webkit-details-marker { display:none; }
.interaction-site .task-choice summary::after { content:none; }
.interaction-site .task-choice summary:focus-visible { outline-offset:-4px; }
.interaction-site .task-choice-number { color:var(--blue-dark); font-size:12px; }
.interaction-site .task-choice-caption { grid-column:1; grid-row:2; }
.interaction-site .task-choice-caption > span { display:block; color:var(--muted); font-size:12px; margin-bottom:12px; font-weight:400; }
.interaction-site .task-choice-caption strong { display:block; font-size:23px; font-weight:600; letter-spacing:-.035em; line-height:1.3; }
.interaction-site .task-choice-plus { grid-row:1; grid-column:2; width:28px; height:28px; display:grid; place-items:center; border-radius:50%; background:#e5ecfb; color:var(--blue-dark); font-size:23px; font-weight:400; }
.interaction-site .task-choice[open] { border-color:#9aaee8; background:#fff; }
.interaction-site .task-choice[open] .task-choice-plus { transform:rotate(45deg); }
.interaction-site .task-choice-body { padding:0 26px 26px; }
.interaction-site .task-choice-body h3 { border-top:1px solid var(--line); padding-top:20px; font-size:19px; line-height:1.4; }
.interaction-site .task-choice-body p { font-size:14px; color:var(--ink-soft); }
.interaction-site .task-choice-body .button { width:100%; font-size:12px; }
.interaction-site .editorial-scenarios { background:linear-gradient(180deg,#f7f8f6,#e9eff5); }
.interaction-site .sector-controls { display:flex; justify-content:space-between; align-items:center; gap:20px; margin-bottom:12px; }
.interaction-site .sector-tabs { display:flex; flex-wrap:wrap; gap:8px; }
.interaction-site .sector-tabs button,.interaction-site .sector-show-all { min-height:46px; border:1px solid #ccd6e0; background:#fff; color:var(--ink-soft); font:inherit; font-size:13px; font-weight:600; border-radius:8px; padding:11px 18px; cursor:pointer; }
.interaction-site .sector-tabs button[aria-selected=true] { color:#fff; background:#2444bd; border-color:#2444bd; }
.interaction-site .sector-tabs button:hover:not([aria-selected=true]),.interaction-site .sector-show-all:hover { background:#e5ecfb; color:#1736ae; }
.interaction-site .sector-show-all { white-space:nowrap; background:transparent; }
.interaction-site .sector-show-all[aria-pressed=true] { border-color:#2444bd; color:#1736ae; background:#e5ecfb; }
.interaction-site .sector-selection-note { min-height:22px; color:var(--muted); font-size:12px; margin:0 0 18px; }
.interaction-site .sector-story { padding:32px; margin:18px 0 0; border:1px solid #ced8e4; border-radius:16px; background:#fff; gap:48px; }
.interaction-site .sector-story:last-child { padding-bottom:32px; }
.interaction-site .sector-story[hidden] { display:none!important; }
.interaction-site .sector-heading { background:linear-gradient(145deg,#eef2fc,#f7f8fc); border-radius:10px; padding:26px; }
.interaction-site .sector-heading h3 { font-size:29px; }
.interaction-site .sector-thesis { color:#35465f!important; font-size:16px!important; line-height:1.65; border-left:3px solid #6c85cb; padding-left:16px; }
.interaction-site .sector-content { padding-top:8px; }
.interaction-site .sector-content .sector-takeaway { padding:18px 20px; background:#edf6f0; border-left:3px solid #407956; border-radius:0 8px 8px 0; }
.interaction-site .sector-takeaway dt { color:#285839; }
.interaction-site .sector-takeaway dd { color:#284332; }
.interaction-site .key-takeaway { position:relative; padding:26px 30px 26px 34px; border:0; border-left:4px solid #b48c3f; border-radius:0 12px 12px 0; background:#fff8e9; }
.interaction-site .key-takeaway h3 { margin-top:0; }
.interaction-site .deliverable-grid article { background:#fff; border:1px solid #d9e1e6; border-top:3px solid #5471c9; padding:26px; border-radius:0 0 12px 12px; }
@media (prefers-reduced-motion:no-preference) {
  .interaction-site .sector-enhanced .sector-story:not([hidden]) { animation:sector-enter 180ms ease-out; }
  .interaction-site .task-choice,.interaction-site .sector-tabs button { transition:background-color 150ms ease,border-color 150ms ease; }
  @keyframes sector-enter { from { opacity:.7; transform:translateY(5px); } to { opacity:1; transform:translateY(0); } }
}
@media (max-width:1050px) {
  .interaction-site .task-choice summary { padding:20px; }
  .interaction-site .task-choice-body { padding:0 20px 20px; }
  .interaction-site .task-choice-caption strong { font-size:20px; }
  .interaction-site .sector-story { padding:24px; gap:24px; }
  .interaction-site .sector-heading { padding:20px; }
  .interaction-site .sector-controls { flex-wrap:wrap; }
}
@media (max-width:760px) {
  .interaction-site .project-preview { transform:none; }
  .interaction-site .page-waypoints .container { gap:4px 16px; }
  .interaction-site .page-waypoints span { flex-basis:100%; }
  .interaction-site .task-choices { grid-template-columns:1fr; }
  .interaction-site .task-choice summary { grid-template-columns:24px 1fr 28px; gap:14px; }
  .interaction-site .task-choice-caption { grid-column:2; grid-row:1; }
  .interaction-site .task-choice-plus { grid-column:3; }
  .interaction-site .task-choice-caption > span { margin-bottom:7px; }
  .interaction-site .sector-tabs { display:grid; grid-template-columns:1fr; width:100%; }
  .interaction-site .sector-tabs button { text-align:left; }
  .interaction-site .sector-story { padding:18px; gap:18px; }
  .interaction-site .sector-heading h3 { font-size:26px; }
  .interaction-site .sector-story:last-child { padding-bottom:18px; }
  .interaction-site .sector-heading { padding:20px 18px; }
  .interaction-site .sector-takeaway { padding:16px!important; }
  .interaction-site .key-takeaway { padding:22px; }
}