:root{
  --navy:#253d8f;
  --navy-deep:#17285f;
  --green:#3f9e46;
  --green-dark:#2e7a35;
  --ink:#1f2438;
  --muted:#5c6478;
  --line:#dee2ee;
  --bg:#f4f5f8;
  --card:#ffffff;
  --chip-bg:#eef1fa;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;background:var(--bg);color:var(--ink);font-size:16px;line-height:1.6}
a{color:var(--navy);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* prototype ribbon */
.proto{position:fixed;top:10px;right:10px;z-index:60;background:#8a5b00;color:#fff;font-size:11px;letter-spacing:.5px;padding:4px 10px;border-radius:4px;opacity:.92}

/* group bar */
.gbar{background:var(--navy-deep)}
.gbar .wrap{display:flex;justify-content:space-between;align-items:center;min-height:36px;gap:16px;flex-wrap:wrap}
.gbar .glabel{color:#aab8e8;font-size:12.5px;font-weight:600;letter-spacing:.4px;white-space:nowrap}
.gbar .glabel:hover{color:#fff;text-decoration:none}
.gbar nav{display:flex;gap:18px;overflow-x:auto}
.gbar nav a{color:#aab8e8;font-size:12.5px;padding:8px 0 6px;border-bottom:2px solid transparent;white-space:nowrap}
.gbar nav a:hover{color:#fff;text-decoration:none}
.gbar nav a.on{color:#fff;border-bottom-color:var(--green)}

/* global header */
.ghead{background:#fff;border-bottom:1px solid var(--line)}
.ghead .wrap{display:flex;justify-content:space-between;align-items:center;min-height:62px;gap:16px;flex-wrap:wrap}
.brand{font-size:19px;font-weight:700;color:var(--navy);white-space:nowrap}
.brand em{font-style:normal;color:var(--green)}
.ghead nav{display:flex;gap:20px;flex-wrap:wrap}
.ghead nav a{font-size:14px;color:var(--ink);padding:6px 0;border-bottom:2px solid transparent}
.ghead nav a:hover{text-decoration:none;color:var(--navy)}
.ghead nav a.on{color:var(--navy);font-weight:600;border-bottom-color:var(--navy)}

/* page title band */
.band{background:var(--navy);color:#fff;padding:26px 0}
.band h1{font-size:27px;font-weight:700}

/* entity masthead */
.masthead{background:#fff;border-bottom:1px solid var(--line);padding:26px 0 0}
.crumb{font-size:12.5px;color:var(--muted)}
.crumb a{color:var(--muted)}
.masthead h1{font-size:25px;color:var(--navy);margin-top:6px}
.masthead .desc{color:var(--muted);font-size:14.5px;margin-top:2px}
.tabs{display:flex;gap:8px;margin:16px 0 0;padding-bottom:14px;flex-wrap:wrap}
.tabs a{font-size:13px;padding:5px 14px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.tabs a:hover{text-decoration:none;border-color:var(--navy);color:var(--navy)}
.tabs a.on{background:var(--chip-bg);border-color:var(--navy);color:var(--navy);font-weight:600}

/* sections */
section{padding:34px 0}
section.tight{padding:22px 0}
h2{font-size:21px;color:var(--navy);margin-bottom:14px}
h3{font-size:16.5px;color:var(--navy);margin-bottom:8px}
p{margin-bottom:12px}
p:last-child{margin-bottom:0}
.lead{font-size:16.5px}
.note{font-size:12.5px;color:var(--muted)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:760px){.split{grid-template-columns:1fr}}

/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(235px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}
.card h3{margin-bottom:6px}
.card .sub{font-size:13.5px;color:var(--muted);margin-bottom:10px}
.thumb{height:96px;border-radius:8px;background:linear-gradient(0deg,#e7ebf5,#eef1f8);display:flex;align-items:center;justify-content:center;color:#8b97c4;font-size:12px;letter-spacing:.5px;margin-bottom:12px;border:1px solid var(--line)}
.thumb.g{background:#e9f4ea;color:#5c9a63;border-color:#d7e9d9}

/* chips */
.chips{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.chip{font-size:11.5px;padding:2px 10px;border-radius:999px;border:1px solid var(--navy);color:var(--navy);background:#fff;white-space:nowrap}
.chip.dev{border-color:var(--green-dark);color:var(--green-dark)}
.chip.pt{border-color:#b3b9cc;color:var(--muted)}

/* buttons */
.btn{display:inline-block;background:var(--green);color:#fff;font-size:14px;font-weight:600;padding:10px 20px;border-radius:6px;border:none;cursor:pointer}
.btn:hover{background:var(--green-dark);text-decoration:none}
.btn.o{background:#fff;color:var(--navy);border:1px solid var(--navy)}
.btn.o:hover{background:var(--chip-bg)}
.btn.sm{padding:7px 14px;font-size:13px}

/* hero (group home) */
.hero{background:var(--navy);color:#fff;padding:64px 0}
.hero h1{font-size:38px;line-height:1.15}
.hero h1 span{color:#bfe3c2}
.hero p{font-size:17px;color:#cdd6f0;max-width:640px;margin:14px 0 22px}
.hero .btn.o{background:transparent;color:#fff;border-color:#8a9ad4}
.hero .btn.o:hover{background:rgba(255,255,255,.08)}
@media(max-width:640px){.hero h1{font-size:29px}}

/* stats */
.stats{background:var(--card);border:1px solid var(--line);border-radius:10px;display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));text-align:center}
.stats>div{padding:22px 12px;border-left:1px solid var(--line)}
.stats>div:first-child{border-left:none}
.stats .num{font-size:29px;font-weight:700;color:var(--navy)}
.stats .lbl{font-size:12.5px;color:var(--muted);margin-top:4px}

/* details table */
table.details{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:10px;overflow:hidden;font-size:14px}
table.details th,table.details td{padding:11px 14px;text-align:left;border-top:1px solid var(--line);vertical-align:top}
table.details thead th{background:var(--navy);color:#fff;border-top:none;font-size:14px}
table.details tbody th{background:var(--navy-deep);color:#fff;font-weight:600;width:150px}

/* project filters */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.filters button{font-size:13px;padding:6px 14px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);cursor:pointer}
.filters button.on{background:var(--navy);border-color:var(--navy);color:#fff}
.pcard .meta{font-size:12.5px;color:var(--muted)}

/* info banner */
.banner{background:#fdf6e3;border:1px solid #ecd9a0;color:#6b5410;font-size:13px;border-radius:8px;padding:10px 14px;margin-top:18px}

/* footer */
.gfoot{background:var(--navy-deep);color:#c3cdec;margin-top:44px;padding:36px 0 0;font-size:13.5px}
.gfoot .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px;padding-bottom:26px}
@media(max-width:760px){.gfoot .cols{grid-template-columns:1fr}}
.gfoot h4{color:#fff;font-size:13px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:10px}
.gfoot a{color:#c3cdec}
.gfoot .fbrand{color:#fff;font-weight:700;font-size:17px}
.gfoot .fbrand em{font-style:normal;color:#8fd096}
.gfoot ul{list-style:none}
.gfoot li{margin-bottom:6px}
.gfoot .base{border-top:1px solid rgba(255,255,255,.15);padding:14px 0;text-align:center;font-size:12.5px;color:#9aa7d4}

/* v2 additions — context model */
.brand .co{font-weight:600;color:var(--muted);font-size:15px;margin-left:6px}
.gfoot .ctxline{border-bottom:1px solid rgba(255,255,255,.15);padding-bottom:14px;margin-bottom:20px;font-size:13px;color:#c3cdec}
.gfoot .ctxline a{color:#8fd096}
.route{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}

/* v3 — shared content, contextual identity */
:root{--accent:#253d8f}
.ghead.dark{background:var(--navy);border-bottom:none}
.ghead.dark .brand{color:#fff}
.ghead.dark .brand em{color:#9fd6a4}
.ghead.dark .brand .co{color:#aab8e8}
.ghead.dark nav a{color:#c9d4f2}
.ghead.dark nav a:hover{color:#fff}
.ghead.dark nav a.on{color:#fff;border-bottom-color:#8fd096;font-weight:600}
.ghead.co{border-bottom:3px solid var(--accent)}
.brand .cname{color:var(--accent)}
.ctxstrip{background:#fff;border-bottom:1px solid var(--line)}
.ctxstrip .wrap{display:flex;justify-content:space-between;align-items:center;min-height:42px;font-size:13px;flex-wrap:wrap;gap:8px}
.ctxstrip .cn{font-weight:700;color:var(--accent)}
.ctxstrip .cd{color:var(--muted);margin-left:8px}
.filters button.on{background:var(--accent);border-color:var(--accent);color:#fff}
.chip.me{border-color:var(--accent);color:var(--accent)}
.hero.hc{padding:44px 0}