.project-explorer {
  --pe-bg: var(--bg, #0b1219); --pe-panel: var(--panel, #111d27); --pe-border: var(--panel-border, #253541);
  --pe-text: var(--text, #e3edf1); --pe-muted: var(--text-dim, #9bafb9); --pe-accent: #7cdbcb;
  margin: 0; background: var(--pe-bg); color: var(--pe-text); font: 14px/1.5 "IBM Plex Sans", sans-serif;
  color-scheme: dark;
}
.project-explorer *, .project-explorer *::before, .project-explorer *::after { box-sizing: border-box; }
.project-explorer [hidden] { display: none !important; }
.project-explorer a { color: var(--pe-accent); text-underline-offset: 3px; }
.project-explorer button, .project-explorer input, .project-explorer select { font: inherit; }
.project-explorer :focus-visible { outline: 2px solid var(--pe-accent); outline-offset: 4px; }
.project-explorer .pe-header { min-height: 72px; padding: 16px 4%; display: flex; gap: 20px; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--pe-border); }
.project-explorer .pe-brand { display: flex; align-items: center; gap: 10px; color: var(--pe-text); font-weight: 600; font-size: 19px; text-decoration: none; }
.project-explorer .pe-brand-mark { color: var(--pe-accent); font-size: 29px; }
.project-explorer .pe-brand-sub { border-left: 1px solid var(--pe-border); margin-left: 8px; padding-left: 18px; font-size: 10px; letter-spacing: 1.4px; color: var(--pe-muted); font-weight: 400; }
.project-explorer .pe-back { font-size: 12px; text-decoration: none; white-space: nowrap; }
.project-explorer .pe-main { max-width: 1600px; padding: 36px 4% 60px; margin: auto; }
.project-explorer .pe-heading { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 26px; }
.project-explorer .pe-eyebrow { font: 10px "IBM Plex Mono", monospace; letter-spacing: 1.3px; color: var(--pe-accent); margin: 0 0 7px; }
.project-explorer h1 { font-size: clamp(25px, 3vw, 34px); line-height: 1.2; font-weight: 500; margin: 0 0 10px; letter-spacing: -.6px; }
.project-explorer .pe-subtitle { margin: 0; color: var(--pe-muted); }
.project-explorer .pe-catalog-label { border: 1px solid var(--pe-border); border-radius: 4px; padding: 6px 10px; color: var(--pe-muted); font-size: 11px; white-space: nowrap; }
.project-explorer .pe-summary { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--pe-border); border-radius: 7px; background: var(--pe-panel); margin-bottom: 22px; }
.project-explorer .pe-metric { padding: 16px 20px; border-right: 1px solid var(--pe-border); }
.project-explorer .pe-metric:last-child { border: 0; }
.project-explorer .pe-metric strong { display: block; font: 24px "IBM Plex Mono", monospace; margin-bottom: 5px; }
.project-explorer .pe-metric span { font-size: 11px; color: var(--pe-muted); }
.project-explorer .pe-filters { background: var(--pe-panel); border: 1px solid var(--pe-border); padding: 20px; border-radius: 7px; margin-bottom: 26px; }
.project-explorer fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.project-explorer label { display: block; font-size: 11px; font-weight: 500; margin-bottom: 7px; color: var(--pe-muted); }
.project-explorer input, .project-explorer select { width: 100%; height: 41px; padding: 8px 11px; border: 1px solid var(--pe-border); border-radius: 4px; background: var(--pe-bg); color: var(--pe-text); min-width: 0; }
.project-explorer input::placeholder { color: #7d929e; }
.project-explorer .pe-search-row { display: flex; align-items: end; gap: 16px; margin-bottom: 18px; }
.project-explorer .pe-search { flex: 1; }
.project-explorer .pe-clear, .project-explorer .pe-action { background: transparent; border: 1px solid var(--pe-border); color: var(--pe-accent); padding: 9px 14px; border-radius: 4px; cursor: pointer; min-height: 41px; }
.project-explorer .pe-clear:hover, .project-explorer .pe-action:hover { background: #1b3038; }
.project-explorer .pe-filter-grid { display: grid; grid-template-columns: 1fr 1fr 1.5fr 1fr 1.2fr; gap: 12px; }
.project-explorer .pe-filter-grid > div { min-width: 0; }
.project-explorer .pe-filter-notes { display: flex; flex-wrap: wrap; gap: 4px 24px; margin-top: 13px; color: var(--pe-muted); font-size: 11px; }
.project-explorer .pe-filter-notes p { margin: 0; }
.project-explorer .pe-workspace { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.project-explorer .pe-section-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--pe-border); }
.project-explorer .pe-section-head h2 { font-size: 14px; font-weight: 500; margin: 0; }
.project-explorer #pe-count { font: 11px "IBM Plex Mono", monospace; color: var(--pe-muted); }
.project-explorer .pe-section-head .pe-eyebrow { margin: 0; font-size: 9px; }
.project-explorer .pe-results, .project-explorer .pe-detail { border: 1px solid var(--pe-border); border-radius: 7px; background: var(--pe-panel); overflow: hidden; min-width: 0; }
.project-explorer .pe-detail { position: sticky; top: 20px; }
.project-explorer .pe-card { width: 100%; display: block; text-align: left; border: 0; border-bottom: 1px solid var(--pe-border); border-left: 3px solid transparent; background: transparent; color: var(--pe-text); padding: 18px; cursor: pointer; }
.project-explorer .pe-card:last-child { border-bottom: 0; }
.project-explorer .pe-card:hover { background: #172a34; }
.project-explorer .pe-card[aria-pressed="true"] { background: #183039; border-left-color: var(--pe-accent); }
.project-explorer .pe-card:focus-visible { outline-offset: -4px; }
.project-explorer .pe-card-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 8px; }
.project-explorer .pe-utility { font: 10px "IBM Plex Mono", monospace; color: var(--pe-accent); }
.project-explorer .pe-utility-gpc { color: #d7bb83; }
.project-explorer .pe-card-name { display: block; font-size: 15px; line-height: 1.4; font-weight: 500; margin-bottom: 8px; overflow-wrap: anywhere; }
.project-explorer .pe-card-meta, .project-explorer .pe-card-timing { display: block; font-size: 11px; color: var(--pe-muted); margin-top: 5px; }
.project-explorer .pe-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.project-explorer .pe-chip { display: inline-block; border: 1px solid var(--pe-border); border-radius: 4px; padding: 2px 7px; font: 10px/1.5 "IBM Plex Mono", monospace; color: var(--pe-muted); }
.project-explorer .pe-chip-mapped, .project-explorer .pe-chip-high { color: #9fdbc2; border-color: #33584d; }
.project-explorer .pe-chip-medium { color: #dcc28a; border-color: #5c5139; }
.project-explorer .pe-detail-intro { padding: 22px; border-bottom: 1px solid var(--pe-border); }
.project-explorer .pe-detail-intro h3 { font-size: 21px; line-height: 1.35; font-weight: 500; margin: 10px 0 0; overflow-wrap: anywhere; }
.project-explorer .pe-evidence-section { padding: 20px 22px; border-bottom: 1px solid var(--pe-border); }
.project-explorer .pe-evidence-section:last-child { border: 0; }
.project-explorer .pe-evidence-section h4 { font: 10px "IBM Plex Mono", monospace; letter-spacing: 1.1px; color: var(--pe-accent); margin: 0 0 15px; }
.project-explorer .pe-facts { margin: 0; }
.project-explorer .pe-fact { display: grid; grid-template-columns: 125px minmax(0, 1fr); gap: 12px; margin: 10px 0; font-size: 12px; }
.project-explorer dt { color: var(--pe-muted); }
.project-explorer dd { margin: 0; overflow-wrap: anywhere; }
.project-explorer .pe-note { font-size: 12px; color: var(--pe-muted); line-height: 1.65; margin: 12px 0 0; }
.project-explorer .pe-warning { color: #e5c88c; border: 1px solid #635234; background: #29251c; padding: 12px; border-radius: 4px; font-size: 12px; margin-top: 15px; }
.project-explorer .pe-state { padding: 48px 24px; text-align: center; color: var(--pe-muted); }
.project-explorer .pe-state-icon { display: inline-block; color: var(--pe-accent); font-size: 28px; margin-bottom: 12px; }
.project-explorer .pe-state h3 { color: var(--pe-text); font-size: 16px; font-weight: 500; margin: 0 0 8px; }
.project-explorer .pe-state p { font-size: 12px; max-width: 340px; margin: 0 auto 16px; }
.project-explorer .pe-sr-only, .project-explorer .pe-skip:not(:focus) { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.project-explorer .pe-skip:focus { display: block; padding: 12px; }
@media (max-width: 1000px) {
  .project-explorer .pe-filter-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .project-explorer .pe-brand-sub { display: none; }
  .project-explorer .pe-fact { grid-template-columns: 100px minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .project-explorer .pe-workspace { grid-template-columns: minmax(0, 1fr); }
  .project-explorer .pe-detail { position: static; }
  .project-explorer #pe-list { max-height: 65vh; overflow-y: auto; }
  .project-explorer .pe-heading { align-items: start; flex-direction: column; }
  .project-explorer .pe-main { padding-top: 26px; }
  .project-explorer .pe-metric { padding: 12px 9px; }
  .project-explorer .pe-metric strong { font-size: 19px; }
  .project-explorer .pe-metric span { font-size: 10px; }
  .project-explorer .pe-filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .project-explorer .pe-filters { padding: 15px; }
}
@media (max-width: 380px) {
  .project-explorer .pe-header { align-items: start; flex-direction: column; gap: 8px; }
  .project-explorer .pe-filter-grid { grid-template-columns: minmax(0, 1fr); }
  .project-explorer .pe-search-row { align-items: stretch; flex-direction: column; }
}

/* Shared GridLock visual language; catalog logic and semantic badges unchanged. */
.project-explorer {
  --pe-bg:#263e46; --pe-panel:rgba(21,35,43,.88); --pe-border:rgba(139,196,185,.24);
  --pe-text:#F5F7FA; --pe-muted:#b6cdce; --pe-accent:#8BC4B9;
  font-weight:500; min-height:100vh;
  background:radial-gradient(ellipse at 90% 12%,rgba(139,196,185,.32),transparent 48%),
    linear-gradient(120deg,#2F3E46 0%,#0F4C5C 38%,#1B6B7A 100%);
  background-attachment:fixed;
}
.project-explorer .pe-header { min-height:90px; padding:0 5%; gap:22px; background:transparent; }
.project-explorer .pe-brand { font-size:24px; font-weight:700; letter-spacing:2.2px; gap:14px; }
.pe-grid-mark { display:grid; grid-template-columns:repeat(2,1fr); gap:5px; width:36px; height:36px; flex-shrink:0; }
.pe-grid-mark i { border:1.5px solid #F5F7FA; border-radius:2px; }
.pe-grid-mark i:last-child { background:#F5F7FA; }
.pe-nav { display:flex; align-items:center; gap:30px; }
.project-explorer .pe-nav a { color:#b6cdce; text-decoration:none; font-size:16px; font-weight:600; padding:30px 0; border-bottom:2px solid transparent; white-space:nowrap; }
.project-explorer .pe-nav a:hover { color:#F5F7FA; }
.project-explorer .pe-nav a[aria-current="page"] { color:#F5F7FA; border-color:#8BC4B9; }
.pe-nav-status { display:flex; align-items:center; gap:8px; font-size:11px; font-weight:600; color:#b6cdce; white-space:nowrap; }
.pe-nav-status i { width:6px; height:6px; border-radius:50%; background:#8BC4B9; }
.project-explorer .pe-main { padding:48px 6% 60px; }
.project-explorer h1 { font-size:clamp(34px,3.8vw,52px); font-weight:700; letter-spacing:-1.5px; }
.project-explorer .pe-heading { margin-bottom:30px; }
.project-explorer .pe-eyebrow { font-weight:500; }
.project-explorer .pe-summary { background:transparent; border-left:0; border-right:0; border-radius:0; }
.project-explorer .pe-metric { border-right:0; padding:20px; }
.project-explorer .pe-metric strong { font-weight:500; }
.project-explorer .pe-filters,.project-explorer .pe-results,.project-explorer .pe-detail { border-radius:8px; }
.project-explorer .pe-card-name { font-size:16px; font-weight:600; }
.project-explorer .pe-detail-intro h3,.project-explorer .pe-section-head h2 { font-weight:700; }
.project-explorer .pe-card:hover { background:rgba(139,196,185,.08); }
.project-explorer .pe-card[aria-pressed="true"] { background:rgba(139,196,185,.14); }
.project-explorer .pe-clear { background:#8BC4B9; color:#173940; font-weight:700; border-color:#8BC4B9; }
.project-explorer .pe-clear:hover { background:#b3d8cf; }
.project-explorer label { font-weight:600; }
@media(max-width:1180px) { .pe-nav-status { display:none; } .pe-nav { gap:24px; } }
@media(max-width:820px) {
  .project-explorer .pe-header { flex-wrap:wrap; padding-top:18px; gap:0; }
  .pe-nav { width:100%; justify-content:space-between; gap:12px; }
  .project-explorer .pe-nav a { font-size:14px; padding:20px 0 16px; }
}
@media(max-width:480px) {
  .project-explorer .pe-nav a { font-size:12px; }
  .pe-nav { gap:8px; }
  .project-explorer .pe-main { padding:30px 6%; }
  .project-explorer .pe-summary { grid-template-columns:repeat(2,minmax(0,1fr)); }
}

/* Match the landing headline's flowing color accent. */
.project-explorer .pe-heading h1 {
  font-size:clamp(40px,5.2vw,72px); font-weight:700;
  letter-spacing:-2px; line-height:1.12; padding-bottom:4px;
  color:#bce6de;
}
@supports ((background-clip:text) or (-webkit-background-clip:text)) {
  .project-explorer .pe-heading h1 {
    background-image:linear-gradient(110deg,#9edfff 0%,#b6a4ff 18%,#f5a6d5 36%,#ffd49b 54%,#bce99e 72%,#91e4d6 86%,#9edfff 100%);
    background-size:250% 100%; background-clip:text; -webkit-background-clip:text;
    color:transparent; animation:pe-headline-flow 7s linear infinite;
  }
}
@keyframes pe-headline-flow {
  from { background-position:0% 50%; }
  to { background-position:166.6667% 50%; }
}
@media(max-width:480px) {
  .project-explorer .pe-heading h1 { font-size:clamp(34px,9vw,43px); letter-spacing:-1.3px; }
}
@media(prefers-reduced-motion:reduce) {
  .project-explorer .pe-heading h1 { animation:none; background-position:50% 50%; }
}
@media(forced-colors:active) {
  .project-explorer .pe-heading h1 { background:none; color:CanvasText; animation:none; }
}

/* Exact shared header alignment and background visibility. */
body.project-explorer { background:#2F3E46; isolation:isolate; }
.project-explorer .pe-header { box-sizing:content-box; min-height:90px; padding:0 5%; }
.project-explorer .pe-brand { padding:0; line-height:normal; }
.project-explorer .pe-nav a { line-height:normal; padding:32px 0; }
@media(max-width:820px) {
  .project-explorer .pe-header { padding-top:18px; }
  .project-explorer .pe-nav a { padding:20px 0 16px; }
}

/* Larger, more legible catalog typography and summary metrics. */
.project-explorer { font-size:16px; font-weight:500; }
.project-explorer .pe-subtitle { font-size:17px; font-weight:500; }
.project-explorer .pe-catalog-label { font-size:13px; font-weight:600; }
.project-explorer .pe-metric { padding:24px 20px; }
.project-explorer .pe-metric strong { font:700 clamp(34px,3.4vw,48px)/1.15 "IBM Plex Sans",sans-serif; letter-spacing:-1px; margin-bottom:8px; }
.project-explorer .pe-metric span { font-size:14px; font-weight:600; }
.project-explorer label { font-size:14px; font-weight:600; }
.project-explorer input, .project-explorer select { height:46px; font-size:15px; font-weight:500; }
.project-explorer .pe-clear, .project-explorer .pe-action { font-size:15px; font-weight:600; min-height:46px; }
.project-explorer .pe-filter-notes { font-size:13px; font-weight:500; line-height:1.6; }
.project-explorer .pe-section-head h2 { font-size:19px; font-weight:700; }
.project-explorer #pe-count { font-size:13px; font-weight:500; }
.project-explorer .pe-eyebrow, .project-explorer .pe-section-head .pe-eyebrow { font-size:11px; font-weight:500; }
.project-explorer .pe-card-name { font-size:19px; font-weight:700; }
.project-explorer .pe-utility { font-size:12px; font-weight:500; }
.project-explorer .pe-card-meta, .project-explorer .pe-card-timing { font-size:14px; font-weight:500; }
.project-explorer .pe-chip { font-size:12px; font-weight:500; padding:4px 8px; }
.project-explorer .pe-detail-intro h3 { font-size:25px; font-weight:700; }
.project-explorer .pe-evidence-section h4 { font-size:12px; font-weight:500; }
.project-explorer .pe-fact { font-size:15px; grid-template-columns:140px minmax(0,1fr); }
.project-explorer dt { font-weight:600; }
.project-explorer .pe-note, .project-explorer .pe-warning { font-size:14px; font-weight:500; }
.project-explorer .pe-state h3 { font-size:20px; font-weight:700; }
.project-explorer .pe-state p { font-size:15px; }
@media(max-width:1100px) {
  .project-explorer .pe-metric { padding:20px 12px; }
  .project-explorer .pe-metric span { font-size:13px; }
}
@media(max-width:600px) {
  .project-explorer .pe-summary { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .project-explorer .pe-metric strong { font-size:38px; }
  .project-explorer .pe-fact { grid-template-columns:110px minmax(0,1fr); font-size:14px; }
  .project-explorer .pe-section-head { flex-wrap:wrap; }
}

/* Five nav links: wrap on narrow phones instead of overflowing. */
@media(max-width:560px) { .project-explorer .pe-nav { flex-wrap:wrap; justify-content:flex-start; gap:0 18px; } }