/* =====================================================================
   WHO is WHO — styles
   ===================================================================== */
:root{
  --navy:#0B2C4D;
  --navy-2:#103e6b;
  --blue:#2563EB;
  --teal:#0EA5A4;
  --ink:#14233A;
  --muted:#5A6B82;
  --line:#E4E9F0;
  --bg:#F4F7FB;
  --surface:#FFFFFF;
  --prof:#2563EB;
  --org:#0EA5A4;
  --human:#F59E0B;
  --radius:16px;
  --shadow:0 1px 2px rgba(16,40,70,.06), 0 8px 24px rgba(16,40,70,.07);
  --shadow-hover:0 4px 10px rgba(16,40,70,.10), 0 18px 40px rgba(16,40,70,.14);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
/* hidden must always win, even over display:flex/grid set on the same element */
[hidden]{display:none !important}
html,body{margin:0;padding:0}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}
.muted{color:var(--muted)}
button{font-family:inherit;cursor:pointer}

/* ---------- Header ---------- */
.site-header{
  background:linear-gradient(120deg,var(--navy) 0%, var(--navy-2) 55%, #0d6b6a 130%);
  color:#fff;
  position:sticky;top:0;z-index:20;
  box-shadow:0 2px 18px rgba(11,44,77,.18);
}
.header-inner{
  max-width:1180px;margin:0 auto;padding:16px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.brand-mark{display:flex;align-items:baseline;gap:7px;font-weight:800;letter-spacing:.04em}
.brand-mark .who{font-size:24px}
.brand-mark .is{font-size:15px;font-weight:400;font-style:italic;opacity:.8}
.brand-tag{margin:3px 0 0;font-size:12.5px;opacity:.82;letter-spacing:.02em}
.brand-tag span{opacity:.7}

.view-switch{display:flex;gap:6px;background:rgba(255,255,255,.10);padding:5px;border-radius:999px}
.view-btn{
  border:0;background:transparent;color:rgba(255,255,255,.82);
  padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:600;transition:.18s;
}
.view-btn:hover{color:#fff;background:rgba(255,255,255,.12)}
.view-btn.is-active{background:#fff;color:var(--navy)}

/* ---------- Layout ---------- */
.container{max-width:1180px;margin:0 auto;padding:28px 24px 60px}
.view{animation:fade .25s ease}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- Toolbar / search ---------- */
.toolbar{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-bottom:18px}
.search-wrap{position:relative;flex:1;min-width:280px}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--muted)}
#search{
  width:100%;padding:14px 16px 14px 44px;border:1px solid var(--line);border-radius:999px;
  font-size:15px;background:var(--surface);color:var(--ink);box-shadow:var(--shadow);transition:.18s;
}
#search:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.stats{font-size:13px;color:var(--muted);white-space:nowrap}
.stats strong{color:var(--ink);font-weight:700}

/* ---------- Filters ---------- */
.filters{display:flex;align-items:center;gap:22px;flex-wrap:wrap;margin-bottom:22px}
.filter-group{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.filter-label{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}
.chips{display:flex;gap:7px;flex-wrap:wrap}
.chip{
  border:1px solid var(--line);background:var(--surface);color:var(--ink);
  padding:6px 13px;border-radius:999px;font-size:12.5px;font-weight:600;transition:.15s;
  display:inline-flex;align-items:center;gap:7px;
}
.chip:hover{border-color:var(--muted)}
.chip .dot{width:9px;height:9px;border-radius:50%}
.chip.is-active{color:#fff;border-color:transparent}
.chip.is-active .dot{background:#fff !important}
.clear-btn{
  border:0;background:none;color:var(--blue);font-size:13px;font-weight:600;text-decoration:underline;padding:4px;
}

/* ---------- Grid / cards ---------- */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);transition:.2s;cursor:pointer;position:relative;overflow:hidden;
}
.card::before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--div-color,var(--blue))}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.card-top{display:flex;gap:14px;align-items:center;margin-bottom:14px}
.avatar{
  width:52px;height:52px;border-radius:14px;flex-shrink:0;display:grid;place-items:center;
  color:#fff;font-weight:700;font-size:18px;letter-spacing:.02em;
}
.card-id .name{font-weight:700;font-size:16px;line-height:1.2}
.card-id .pref{font-size:12.5px;color:var(--muted)}
.card-role{font-size:13.5px;color:var(--ink);margin:0 0 12px;min-height:38px}
.div-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;
  padding:4px 10px;border-radius:999px;margin-bottom:13px;
}
.div-badge .dot{width:8px;height:8px;border-radius:50%}
.tags{display:flex;gap:6px;flex-wrap:wrap}
.tag{font-size:11.5px;background:#EEF3FA;color:#3a557a;padding:4px 9px;border-radius:7px;font-weight:600}
.tag.more{background:transparent;color:var(--muted)}

.empty{text-align:center;color:var(--muted);padding:60px 0;font-size:15px}

/* ---------- Modal ---------- */
.modal-backdrop{
  position:fixed;inset:0;background:rgba(11,33,58,.55);backdrop-filter:blur(3px);
  display:flex;align-items:flex-start;justify-content:center;padding:40px 20px;z-index:50;overflow-y:auto;
  animation:fade .2s ease;
}
.modal{
  background:var(--surface);border-radius:22px;max-width:720px;width:100%;position:relative;
  box-shadow:0 30px 80px rgba(11,33,58,.4);overflow:hidden;
}
.modal-close{
  position:absolute;top:14px;right:16px;z-index:2;border:0;background:rgba(255,255,255,.18);color:#fff;
  width:34px;height:34px;border-radius:50%;font-size:22px;line-height:1;display:grid;place-items:center;
}
.modal-close:hover{background:rgba(255,255,255,.32)}
.modal-hero{padding:30px;color:#fff;display:flex;gap:20px;align-items:center}
.modal-hero .avatar{width:78px;height:78px;border-radius:20px;font-size:26px;background:rgba(255,255,255,.18)}
.modal-hero h2{margin:0;font-size:24px}
.modal-hero .pref{opacity:.9;font-size:14px;margin-top:2px}
.modal-hero .role{opacity:.95;font-size:15px;margin-top:8px;font-weight:500}
.modal-hero .meta{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:12.5px;opacity:.9}
.modal-hero .meta span{display:inline-flex;align-items:center;gap:5px}
.modal-body{max-height:calc(100vh - 120px);overflow-y:auto}
.modal-sections{padding:26px 30px 32px;display:flex;flex-direction:column;gap:24px}

.dim-section{border-left:3px solid var(--c);padding-left:16px}
.dim-section h3{
  margin:0 0 12px;font-size:12px;text-transform:uppercase;letter-spacing:.09em;
  color:var(--c);font-weight:800;display:flex;align-items:center;gap:8px;
}
.field{margin-bottom:11px;font-size:14px}
.field:last-child{margin-bottom:0}
.field .k{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;display:block;margin-bottom:3px}
.field .v{color:var(--ink)}
.pill-row{display:flex;gap:7px;flex-wrap:wrap}
.pill{font-size:12.5px;background:#EEF3FA;color:#3a557a;padding:5px 11px;border-radius:8px;font-weight:600}
.pill.init{background:#FFF4E2;color:#9a6a13}

.connections{display:flex;gap:10px;flex-wrap:wrap}
.conn{
  display:flex;align-items:center;gap:9px;background:#F6F9FD;border:1px solid var(--line);
  border-radius:999px;padding:5px 13px 5px 5px;font-size:13px;font-weight:600;cursor:pointer;transition:.15s;
}
.conn:hover{border-color:var(--blue);background:#fff}
.conn .avatar{width:30px;height:30px;border-radius:9px;font-size:12px}
.human-quote{font-style:italic;color:var(--ink);background:#FFFBF3;border-radius:12px;padding:14px 16px;font-size:14.5px}

/* ---------- Map ---------- */
.map-head{display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;margin-bottom:14px}
.map-head h2{margin:0 0 4px;font-size:22px}
.map-sub{margin:0;color:var(--muted);font-size:13.5px;max-width:560px}
.legend{display:flex;gap:14px;flex-wrap:wrap}
.legend-item{display:flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--ink)}
.legend-item .dot{width:11px;height:11px;border-radius:50%}
.map-stage{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
#map-svg{width:100%;height:auto;display:block}
.node{cursor:pointer;transition:opacity .15s}
.node circle{transition:.15s}
.node:hover circle{stroke:#14233A;stroke-width:2.5}
.node text{font-size:11px;font-weight:700;fill:#fff;pointer-events:none}
.node-label{font-size:11px;font-weight:600;fill:#3a4a63;pointer-events:none}
.edge{stroke:#c4d0e0;stroke-width:1.2;transition:.15s}
.cluster-label{font-size:13px;font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.dim{opacity:.12}
.edge.hi{stroke-width:2.4;stroke:#2563EB;opacity:.9}

/* ---------- About ---------- */
.about{max-width:820px}
.about h2{font-size:26px;margin:0 0 10px}
.about .lead{font-size:17px;color:var(--ink);margin-bottom:26px}
.dims{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:30px}
.dim-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.dim-card h3{margin:8px 0 6px;font-size:16px}
.dim-card p{margin:0;color:var(--muted);font-size:14px}
.dim-dot{width:14px;height:14px;border-radius:50%;display:inline-block}
.dim-dot.prof{background:var(--prof)}.dim-dot.org{background:var(--org)}.dim-dot.human{background:var(--human)}
.about-note{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.about-note h3{margin:0 0 8px;font-size:16px}
.about-note p{margin:0 0 8px;font-size:14px}

/* ---------- Footer ---------- */
.site-footer{
  max-width:1180px;margin:0 auto;padding:24px;display:flex;justify-content:space-between;
  font-size:12.5px;color:var(--muted);border-top:1px solid var(--line);
}

@media (max-width:560px){
  .modal-hero{flex-direction:column;text-align:center;align-items:center}
  .header-inner{justify-content:center}
}