:root{
  --navy:#003DA5;
  --blue:#2C5F8A;
  --gold:#B9D9EB;
  --ink:#2B2B2B;
  --mist:#EDF1F5;
  --stone:#8A94A6;
  --rule:#E6E9EE;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  font-size:16px;line-height:1.55;color:var(--ink);background:#fff;
}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:880px;margin:0 auto;padding:0 22px}

/* Hero */
header.hero{
  background:var(--navy);color:#fff;padding:48px 0 40px;
  border-bottom:4px solid var(--gold);
}
header.hero .eyebrow{
  font-size:12px;letter-spacing:.15em;text-transform:uppercase;color:var(--gold);
  font-weight:700;margin-bottom:10px;
}
header.hero .eyebrow a{color:var(--gold);text-decoration:none}
header.hero .eyebrow a:hover{text-decoration:underline}
header.hero h1{
  font-family:inherit;
  font-size:34px;line-height:1.2;margin:0 0 12px;font-weight:700;letter-spacing:-0.01em;
}
header.hero h1 .accent{color:var(--gold)}
header.hero p.meta{
  margin:0;color:#cdd5e0;font-size:15px;
}
header.hero p.meta strong{color:#fff;font-weight:600}
/* Slimmer hero variant for subpages */
header.hero.slim{padding:28px 0 22px}
header.hero.slim h1{font-size:26px;margin:0}

/* Sections */
main.wrap{padding:36px 22px 64px}
section{margin-bottom:38px}
section h2{
  font-family:inherit;font-size:22px;color:var(--navy);
  margin:0 0 4px;font-weight:700;letter-spacing:-0.01em;
}
section h2 + .rule{
  width:48px;height:3px;background:var(--gold);margin:0 0 16px;border:0;
}
section p{margin:0 0 12px}
section p.lead{font-size:17px;color:#3a3a3a}

/* Quick links cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-top:8px}
.card{
  display:block;padding:16px 18px;background:var(--mist);border-radius:8px;
  border-left:4px solid var(--gold);color:var(--ink);transition:background .15s;
}
.card:hover{background:#e2e8f0;text-decoration:none}
.card .label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--stone);font-weight:600}
.card .title{display:block;margin-top:4px;font-size:16px;color:var(--navy);font-weight:600}

/* Schedule table */
table.schedule{
  width:100%;border-collapse:collapse;font-size:14.5px;
  margin-top:8px;
}
table.schedule th,table.schedule td{
  padding:9px 10px;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top;
}
table.schedule thead th{
  background:var(--navy);color:#fff;font-weight:600;font-size:12.5px;
  letter-spacing:.05em;text-transform:uppercase;
}
table.schedule tbody tr:hover{background:#fafbfc}
table.schedule td.num{font-variant-numeric:tabular-nums;color:var(--stone);width:42px}
table.schedule td.date{white-space:nowrap;color:var(--stone);font-size:13.5px;width:108px}
table.schedule td.materials a{margin-right:8px;white-space:nowrap}
table.schedule td.materials a::before{
  content:"";display:inline-block;width:0;height:0;
  border-top:3.5px solid transparent;border-bottom:3.5px solid transparent;
  border-left:5px solid var(--gold);margin-right:5px;vertical-align:middle;
}
table.schedule .pending{color:var(--stone);font-style:italic}
table.schedule .final td{background:#f7f2e3;font-weight:600;color:var(--navy)}

/* Contact grid */
.contact{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:8px}
.contact .person{padding:14px 16px;border:1px solid var(--rule);border-radius:8px}
.contact .role{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--stone);font-weight:600;margin:0 0 4px}
.contact .name{font-size:16px;font-weight:600;color:var(--navy);margin:0 0 4px}
.contact .where{font-size:14px;color:#555;margin:0}
@media (max-width:560px){.contact{grid-template-columns:1fr}}

/* Simulation page */
.sim ul{margin:6px 0 14px;padding-left:22px}
.sim code{background:var(--mist);padding:1px 5px;border-radius:3px;font-size:0.92em}
.sim-controls{display:flex;align-items:center;gap:18px;margin:18px 0 4px;flex-wrap:wrap}
.sim-controls label{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink)}
.sim-controls .sim-n-display{display:inline-block;min-width:32px;font-weight:700;color:var(--navy);font-variant-numeric:tabular-nums}
.sim-controls input[type="range"]{width:200px;accent-color:var(--navy)}
.sim-controls button{padding:7px 14px;background:var(--navy);color:#fff;border:0;border-radius:6px;cursor:pointer;font:inherit;font-size:14px}
.sim-controls button:hover{background:#002D7C}
.sim-plots{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:18px}
.sim-plots h3{font-size:15px;color:var(--navy);margin:0 0 6px;font-weight:600}
.sim-plots svg{width:100%;height:auto;border:1px solid var(--rule);border-radius:6px;background:#fafbfc}
.sim-stats{font-size:13px;color:#444;margin:8px 0 0;line-height:1.55}
.sim-stats strong{color:var(--navy);font-weight:600}
@media (max-width:720px){.sim-plots{grid-template-columns:1fr}}

footer{
  border-top:1px solid var(--rule);padding:22px 0 36px;color:var(--stone);font-size:13px;
}
footer a{color:var(--stone);text-decoration:underline}