:root {
  --petroleum:#18313a;
  --petroleum-dark:#10252c;
  --petroleum-deep:#08161b;
  --copper:#b85e28;
  --copper-dark:#9f4f20;
  --gold:#f2c75c;
  --ivory:#f6f3ee;
  --sand:#efe7dd;
  --paper:#fff;
  --ink:#1d2b30;
  --muted:#59676b;
  --line:#ddd5cb;
  --shadow:0 20px 55px rgba(8,22,27,.075);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ivory);color:var(--ink);font:16px/1.7 Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:var(--copper-dark);text-underline-offset:3px}
a:hover{color:var(--copper)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.skip{position:absolute;left:12px;top:-70px;background:#fff;color:var(--petroleum-deep);padding:9px 14px;z-index:50}
.skip:focus{top:12px}
.draft-banner{background:#fff0d8;border-bottom:1px solid #ddb978;color:#67410f;text-align:center;font-size:.82rem;font-weight:800;letter-spacing:.025em;padding:8px 16px}
.shell{width:min(1180px,calc(100% - 40px));margin:auto}
.brandbar{background:var(--petroleum-deep);color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.brandbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:850;letter-spacing:-.035em;font-size:1.14rem}
.brand-mark{position:relative;display:grid;width:36px;height:36px;flex:0 0 auto;place-items:center;overflow:hidden;border:1px solid rgba(246,243,238,.16);border-radius:10px;background:var(--petroleum)}
.brand-mark-inner{position:relative;z-index:1;width:5px;height:18px;border-radius:99px;background:var(--ivory);box-shadow:-8px 0 0 rgba(246,243,238,.5),8px 0 0 #d87038;transform:skew(-12deg)}
.brandbar-right{color:#d2ddde;font-size:.83rem;font-weight:700}
.hero{position:relative;isolation:isolate;overflow:hidden;background:radial-gradient(circle at 82% 25%,rgba(184,94,40,.24),transparent 27%),linear-gradient(125deg,var(--petroleum-dark),var(--petroleum-deep));color:#fff;padding:64px 0 88px}
.hero:before{content:"";position:absolute;inset:auto -8% -175px auto;width:420px;height:420px;border:1px solid rgba(242,199,92,.16);border-radius:50%;box-shadow:0 0 0 54px rgba(242,199,92,.025),0 0 0 110px rgba(242,199,92,.025);z-index:-1}
.eyebrow{color:#f1c5a9;font-size:.75rem;font-weight:850;letter-spacing:.18em;text-transform:uppercase;margin:0 0 14px}
h1,h2,h3{line-height:1.17;text-wrap:balance}
h1{font-size:clamp(2.3rem,5.5vw,4.8rem);letter-spacing:-.055em;max-width:900px;margin:0}
.lead{font-size:clamp(1.02rem,1.8vw,1.22rem);color:#d7e2e4;max-width:760px;margin:20px 0 0}
.hero-details{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.hero-details span{border:1px solid rgba(255,255,255,.23);background:rgba(255,255,255,.07);border-radius:100px;padding:6px 12px;color:#e9f0f1;font-size:.79rem;font-weight:700}
.page{display:grid;grid-template-columns:258px minmax(0,1fr);gap:28px;align-items:start;margin-top:-38px;position:relative;padding-bottom:75px}
.sidebar{position:sticky;top:18px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:20px}
.sidebar-title{font-size:.72rem;text-transform:uppercase;letter-spacing:.16em;font-weight:850;color:var(--muted);margin:0 0 12px}
.sidebar a{display:block;text-decoration:none;color:var(--petroleum);font-size:.83rem;font-weight:750;padding:9px 12px;border-radius:10px}
.sidebar a:hover,.sidebar a:focus-visible{background:var(--sand);color:var(--copper-dark)}
.sidebar-note{border-top:1px solid var(--line);margin:14px 0 0;padding-top:14px;color:var(--muted);font-size:.75rem;line-height:1.5}
.content{min-width:0}
.intro{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-bottom:16px}
.summary-card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--copper);border-radius:16px;padding:18px 20px;box-shadow:0 8px 20px rgba(8,22,27,.04)}
.summary-card small{display:block;text-transform:uppercase;letter-spacing:.12em;font-size:.69rem;font-weight:850;color:var(--muted);margin-bottom:7px}
.summary-card strong{display:block;color:var(--petroleum);font-size:1.02rem;line-height:1.35}
.callout{border:1px solid #c8d8d4;background:#ebf4f1;border-radius:16px;padding:18px 22px;margin-bottom:16px}
.callout strong{color:var(--petroleum)}
.callout.warn{background:#fff8eb;border-color:#e5c886}
.section{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:clamp(24px,3.6vw,38px);margin-bottom:16px;scroll-margin-top:20px}
.section-index{display:inline-block;color:var(--copper-dark);font-size:.72rem;font-weight:900;letter-spacing:.15em;text-transform:uppercase;margin-bottom:8px}
.section h2{color:var(--petroleum);font-size:clamp(1.36rem,2.4vw,2rem);margin:0 0 17px}
.section h3{color:var(--petroleum);font-size:1.03rem;margin:25px 0 9px}
.section p{margin:0 0 15px}
.section p:last-child{margin-bottom:0}
.section ul,.section ol{padding-left:1.3rem;margin:10px 0 17px}
.section li+li{margin-top:7px}
.section .minor{color:var(--muted);font-size:.91rem}
.split{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:18px 0}
.panel{border:1px solid var(--line);background:#faf8f4;border-radius:14px;padding:17px 19px}
.panel h3{margin:0 0 7px}
.panel p{font-size:.91rem;color:var(--muted);margin:0}
.sequence{display:flex;gap:9px;flex-wrap:wrap;padding:0!important;list-style:none;margin:19px 0!important}
.sequence li{background:var(--petroleum);color:#fff;border-radius:11px;padding:9px 12px;font-size:.78rem;font-weight:800;margin:0!important}
.sequence li:nth-child(2n){background:var(--petroleum-dark)}
.sequence li:last-child{background:var(--copper-dark)}
.identity{background:#f9f3e9;border-left:4px solid var(--copper);padding:16px 18px;margin-top:20px}
.identity p{margin:0}
.refs{font-size:.79rem;color:var(--muted)}
.refs a{font-weight:700}
.footer{background:var(--petroleum-deep);color:#cddadd;padding:38px 0}
.footer-inner{display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap}
.footer strong{color:#fff}
.footer p{margin:0}
.footer-links{display:flex;gap:14px;flex-wrap:wrap}
.footer a{color:#f3c4a6}
@media(max-width:900px){.page{grid-template-columns:1fr}.sidebar{position:static;display:flex;gap:6px;overflow-x:auto;align-items:center;white-space:nowrap;padding:8px 12px;border-radius:14px}.sidebar-title,.sidebar-note{display:none}.sidebar a{flex:0 0 auto}}
@media(max-width:620px){body{font-size:15.5px}.shell{width:min(100% - 24px,1180px)}.brandbar-inner{min-height:62px}.brandbar-right{font-size:.7rem}.hero{padding:43px 0 69px}.page{gap:13px;margin-top:-28px;padding-bottom:42px}.intro,.split{grid-template-columns:1fr}.summary-card{padding:15px 17px}.section{border-radius:15px;padding:23px 19px}.footer-inner{display:block}.footer-links{margin-top:16px}}
@media print{.draft-banner,.brandbar,.sidebar{display:none}.hero{color:#000;background:#fff;padding:12px 0}.hero:before{display:none}.lead,.eyebrow{color:#333}.page{display:block;margin:0;padding:0}.section,.summary-card,.callout{box-shadow:none;break-inside:avoid}.footer{display:none}}