/* Investigative Edge — "case-file / dossier" theme
   Ink navy + brass on warm paper. Slab-serif headings, clean sans body.
   Content is always visible with CSS alone; JS is enhancement only. */

:root{
  --ink:#14181f;
  --navy:#1f2a3a;
  --navy-2:#26344a;
  --brass:#c69749;
  --brass-dk:#a97b2f;
  --paper:#f6f3ec;
  --paper-2:#efe9dd;
  --card:#ffffff;
  --muted:#5b6472;
  --rule:#ddd5c6;
  --rule-2:#e7e0d2;
  --maxw:1160px;
  --measure:70ch;
  --shadow:0 1px 2px rgba(20,24,31,.05), 0 8px 28px rgba(20,24,31,.07);
  --shadow-sm:0 1px 2px rgba(20,24,31,.06);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:"Source Sans 3",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:18px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brass-dk);text-decoration:none}
a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:2px}

h1,h2,h3,h4{font-family:"Zilla Slab","Source Sans 3",Georgia,serif;line-height:1.15;color:var(--ink);font-weight:700;margin:0 0 .5em}
h1{font-size:clamp(2rem,4.4vw,3.15rem);letter-spacing:-.01em}
h2{font-size:clamp(1.4rem,2.6vw,1.85rem);margin-top:2.1em}
h3{font-size:1.2rem;margin-top:1.6em}
p{margin:0 0 1.1em}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.container-narrow{max-width:820px}

.skip-link{position:absolute;left:-999px;top:0;background:var(--brass);color:var(--ink);padding:10px 16px;z-index:200;font-weight:700}
.skip-link:focus{left:8px;top:8px}

/* ---------- Header / nav ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(31,42,58,.98);border-bottom:2px solid var(--brass);backdrop-filter:saturate(120%) blur(4px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px}
.wordmark{display:inline-flex;align-items:center;gap:11px;font-family:"Zilla Slab",serif;font-weight:700;font-size:1.28rem;color:#fff;letter-spacing:.01em}
.wordmark:hover{text-decoration:none;color:#fff}
.wordmark .mark{width:20px;height:20px;border:3px solid var(--brass);border-radius:50%;position:relative;flex:0 0 auto}
.wordmark .mark::after{content:"";position:absolute;width:9px;height:3px;background:var(--brass);right:-5px;bottom:-1px;transform:rotate(45deg);border-radius:2px}

.nav-toggle{position:absolute;opacity:0;pointer-events:none}
.site-nav{display:flex;align-items:center}
.nav-list{list-style:none;display:flex;flex-wrap:wrap;gap:2px;margin:0;padding:0}
.nav-list a{display:block;color:#d7dce4;font-size:.86rem;font-weight:600;letter-spacing:.01em;padding:7px 11px;border-radius:4px;text-transform:uppercase}
.nav-list a:hover{color:#fff;background:var(--navy-2);text-decoration:none}
.nav-list a.current{color:var(--navy);background:var(--brass)}
.nav-btn{display:none}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(1200px 300px at 12% -20%, rgba(198,151,73,.16), transparent 60%),
    linear-gradient(180deg,var(--navy) 0%, var(--ink) 100%);
  color:#f4f1ea;
  padding:58px 0 62px;
  border-bottom:1px solid var(--ink);
}
.hero .eyebrow{color:var(--brass);text-transform:uppercase;letter-spacing:.18em;font-size:.74rem;font-weight:700;margin:0 0 14px}
.hero h1{color:#fff;max-width:20ch}
.hero .lede{color:#d8dce3;font-size:1.24rem;line-height:1.55;max-width:60ch;margin:.4em 0 0}

/* image plate under hero */
.plate{margin:0;transform:translateY(-34px);margin-bottom:-14px}
.plate img{width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--rule);border-radius:8px;box-shadow:var(--shadow)}

/* ---------- Prose ---------- */
.prose{padding:14px 0 68px}
.prose .container-narrow{max-width:820px}
.prose h2{position:relative;padding-top:.4em}
.prose h2::before{content:"";position:absolute;top:0;left:0;width:52px;height:3px;background:var(--brass);border-radius:2px}
.prose .lede{font-size:1.2rem;color:#3a424f}
.prose p{color:#242a33}
.prose a{border-bottom:1px solid rgba(169,123,47,.35)}
.prose a:hover{border-bottom-color:var(--ink)}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:1.25em}
.prose li{margin:.35em 0}
.prose ul li::marker{color:var(--brass-dk)}
.prose strong{color:var(--ink)}
.prose em{color:#3a424f}

.disclaimer-inline{
  margin-top:2.4em;padding:16px 20px;background:var(--paper-2);
  border-left:4px solid var(--brass);border-radius:0 6px 6px 0;
  font-size:.98rem;color:var(--muted)
}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#c9d0da;margin-top:0;padding:52px 0 30px;border-top:3px solid var(--brass)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px}
.foot-brand .wordmark{color:#fff;font-size:1.2rem}
.foot-tag{color:#9aa4b2;margin:.7em 0 0;font-size:.98rem;max-width:34ch}
.foot-col h3{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.14em;margin:0 0 .9em}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin:.4em 0}
.foot-col a{color:#c9d0da;font-size:.95rem}
.foot-col a:hover{color:var(--brass);text-decoration:none}
.foot-note{margin-top:34px;padding-top:22px;border-top:1px solid #2a323d}
.foot-note .disclaimer{font-size:.85rem;color:#8b95a3;line-height:1.6;max-width:none}
.foot-note .copy{font-size:.85rem;color:#6f7987;margin:.8em 0 0}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .foot-grid{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
}
@media (max-width:760px){
  body{font-size:17px}
  .nav-btn{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:40px;cursor:pointer;margin-left:auto}
  .nav-btn span{display:block;height:3px;width:24px;background:#fff;border-radius:2px;transition:transform .2s,opacity .2s}
  .site-nav{position:static}
  .nav-list{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;gap:0;background:var(--navy);
    border-bottom:2px solid var(--brass);
    max-height:0;overflow:hidden;transition:max-height .28s ease;
  }
  .nav-list a{padding:13px 24px;border-top:1px solid #2a3547;font-size:.92rem;border-radius:0}
  .nav-toggle:checked ~ .site-nav .nav-list{max-height:640px}
  .nav-toggle:checked ~ .site-nav .nav-btn span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .nav-toggle:checked ~ .site-nav .nav-btn span:nth-child(2){opacity:0}
  .nav-toggle:checked ~ .site-nav .nav-btn span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .header-inner{position:relative}
}
@media (max-width:520px){
  .foot-grid{grid-template-columns:1fr}
  .hero{padding:44px 0 48px}
  .plate{transform:translateY(-22px)}
}

/* Safeguard: never leave content hidden waiting on JS (project rule). */
[data-aos]{opacity:1 !important;transform:none !important}

@media (prefers-reduced-motion:reduce){
  *{scroll-behavior:auto !important;transition:none !important;animation:none !important}
}