/* ============================================================
   Silent Investigative — silentinvestigative.com
   ============================================================ */

/* ---------- Tokens ---------- */
:root{
  --bg:#0a0a09;
  --bg-alt:#0e0e0d;
  --bg-card:#131211;
  --bg-inset:#171614;
  --line:#262320;
  --line-soft:#1c1a18;
  --ink:#eae7e1;
  --ink-2:#c2bdb4;
  --muted:#a8a29a;
  --dim:#8a8479;
  --gold:#d9a94b;
  --gold-soft:#c9a052;
  --gold-ink:#14120c;
  --gold-wash:rgba(217,169,75,.07);
  --maxw:1200px;
  --gut:clamp(20px,5vw,64px);

  --f-display:"Archivo","Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-body:"Inter","Helvetica Neue",Helvetica,Arial,sans-serif;
  --f-serif:"Source Serif 4",Georgia,"Times New Roman",serif;
  --f-mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth; scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
}
body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:var(--f-body); font-size:16px; line-height:1.65;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gut)}
section{position:relative}
.band{padding-block:clamp(64px,9vw,120px);border-top:1px solid var(--line-soft)}
.band--alt{background:var(--bg-alt)}

/* ---------- Type ---------- */
h1,h2,h3,h4{margin:0;font-family:var(--f-display);font-weight:700;line-height:1.06;letter-spacing:-.015em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}

.eyebrow{
  font-family:var(--f-mono);font-size:11px;font-weight:500;
  letter-spacing:.18em;text-transform:uppercase;color:var(--gold-soft);
  display:flex;align-items:center;gap:14px;margin-bottom:28px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--gold-soft);flex:none}
.eyebrow--plain{display:block}
.eyebrow--plain::before{display:none}

.h-section{font-size:clamp(30px,4.6vw,52px);text-transform:uppercase}
.lede{color:var(--ink-2);font-size:clamp(15px,1.35vw,17px);max-width:60ch}
.fine{color:var(--dim);font-size:12.5px;line-height:1.6}
.label{
  font-family:var(--f-mono);font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold-soft);
}
.label--mute{color:var(--dim)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--f-mono);font-size:11.5px;font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;text-decoration:none;
  padding:14px 24px;border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;
}
.btn--gold{background:var(--gold);color:var(--gold-ink);border-color:var(--gold)}
.btn--gold:hover{background:#e6b95c;border-color:#e6b95c}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}
.btn--ghost:hover{border-color:var(--gold-soft);color:var(--gold)}
.btn:active{transform:translateY(1px)}
.btn--sm{padding:10px 18px;font-size:10.5px}
.btn--block{width:100%;justify-content:center}

/* ---------- Header ---------- */
.site-head{
  position:sticky;top:0;z-index:60;
  background:rgba(10,10,9,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.head-in{display:flex;align-items:center;gap:20px;height:66px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.brand__mark{
  width:26px;height:26px;border-radius:50%;flex:none;
  border:1px solid var(--gold-soft);display:grid;place-items:center;
  font-family:var(--f-mono);font-size:9px;color:var(--gold);letter-spacing:.02em;
}
.brand__name{font-family:var(--f-display);font-size:13px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;line-height:1.15}
.brand__sub{font-family:var(--f-mono);font-size:8.5px;letter-spacing:.15em;text-transform:uppercase;color:var(--dim);line-height:1.4}
.nav{margin-left:auto;display:flex;align-items:center;gap:26px}
.nav a{
  font-size:12.5px;color:var(--ink-2);text-decoration:none;
  transition:color .16s ease;white-space:nowrap;
}
.nav a:hover{color:var(--gold)}
.nav .btn{margin-left:4px}
/* .nav a sets a color at higher specificity than .btn--gold; restore button ink */
.nav a.btn--gold{color:var(--gold-ink)}
.nav a.btn--gold:hover{color:var(--gold-ink)}
.nav a.btn--ghost:hover{color:var(--gold)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);padding:8px 12px;font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;cursor:pointer}

@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{
    position:fixed;inset:66px 0 auto;flex-direction:column;align-items:stretch;gap:0;
    background:var(--bg);border-bottom:1px solid var(--line);padding:8px var(--gut) 22px;
    margin:0;display:none;
  }
  .nav[data-open="true"]{display:flex}
  .nav a{padding:14px 0;border-bottom:1px solid var(--line-soft);font-size:14px}
  .nav .btn{margin:16px 0 0;justify-content:center}
}

/* ---------- Hero ---------- */
.hero{
  padding-block:clamp(56px,9vw,104px) clamp(48px,7vw,84px);
  background:
    radial-gradient(120% 90% at 18% -10%,rgba(217,169,75,.10) 0%,rgba(217,169,75,0) 55%),
    var(--bg);
}
.quote-bar{
  border-left:2px solid var(--gold);padding-left:16px;margin-bottom:30px;
  font-family:var(--f-serif);font-style:italic;font-size:15px;color:var(--ink-2);
}
.quote-bar cite{
  font-family:var(--f-mono);font-style:normal;font-size:10px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--dim);margin-left:10px;
}
.hero h1{
  font-size:clamp(38px,7.2vw,86px);font-weight:800;text-transform:uppercase;
  letter-spacing:-.025em;max-width:17ch;margin-bottom:26px;
}
.hero h1 .accent{color:var(--gold)}
.hero__lede{max-width:60ch;margin-bottom:34px;color:var(--ink-2);font-size:clamp(15px,1.4vw,17.5px)}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px}

/* ---------- Pillars ---------- */
.pillars{
  display:grid;grid-template-columns:repeat(3,1fr);gap:0;
  border-block:1px solid var(--line-soft);
}
.pillar{padding:34px 32px 34px 0}
.pillar+.pillar{padding-left:32px;border-left:1px solid var(--line-soft)}
.pillar p{color:var(--muted);font-size:13.5px;margin-top:12px}
@media (max-width:860px){
  .pillars{grid-template-columns:1fr}
  .pillar{padding:24px 0}
  .pillar+.pillar{padding-left:0;border-left:0;border-top:1px solid var(--line-soft)}
}

/* ---------- Section head ---------- */
.sec-head{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:40px;align-items:end;margin-bottom:46px;
}
.sec-head .lede{justify-self:end;max-width:46ch;font-size:14.5px}
@media (max-width:860px){
  .sec-head{grid-template-columns:1fr;gap:18px;align-items:start}
  .sec-head .lede{justify-self:start}
}

/* ---------- Focus cards ---------- */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
.card{background:var(--bg-card);padding:clamp(24px,3vw,36px);position:relative;transition:background .2s ease}
.card:hover{background:var(--bg-inset)}
.card__num{position:absolute;top:clamp(24px,3vw,36px);right:clamp(24px,3vw,36px);font-family:var(--f-mono);font-size:10px;color:var(--dim);letter-spacing:.1em}
.card__icon{width:20px;height:20px;color:var(--gold);margin-bottom:18px}
.card h3{font-size:19px;font-weight:700;letter-spacing:-.01em;text-transform:none;margin-bottom:16px}
.card dl{margin:0;font-size:13.5px;line-height:1.62}
.card dt{display:inline;font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-soft)}
.card dd{display:inline;margin:0;color:var(--muted)}
.card dd::after{content:"";display:block;height:12px}
.card dl>div:last-child dd::after{display:none}
@media (max-width:760px){.cards{grid-template-columns:1fr}}

/* ---------- Method ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.step{border-top:1px solid var(--line);padding-top:18px}
.step__num{font-family:var(--f-mono);font-size:11px;color:var(--gold);letter-spacing:.12em;display:block;margin-bottom:14px}
.step h3{font-size:16px;text-transform:none;letter-spacing:-.005em;margin-bottom:11px}
.step p{color:var(--muted);font-size:13.5px;line-height:1.62}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr;gap:26px}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

/* ---------- Case study ---------- */
.case-q{
  font-family:var(--f-serif);font-style:italic;font-weight:400;
  font-size:clamp(20px,2.7vw,31px);line-height:1.36;color:var(--ink);
  max-width:26ch;margin-bottom:44px;letter-spacing:-.01em;
}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft);margin-bottom:46px}
.stat{background:var(--bg-card);padding:26px 24px}
.stat__v{font-family:var(--f-display);font-size:clamp(24px,2.9vw,33px);font-weight:700;letter-spacing:-.02em;line-height:1.1;margin-bottom:10px}
.stat__v .dir{color:var(--gold);font-size:.8em}
.stat__k{color:var(--dim);font-size:11.5px;line-height:1.5}
@media (max-width:900px){.stats{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.stats{grid-template-columns:1fr}}

.case-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,56px);align-items:start}
@media (max-width:900px){.case-grid{grid-template-columns:1fr}}
.case-body h3{margin-bottom:14px}
.case-body p{color:var(--muted);font-size:14px;line-height:1.7}
.case-body .label{display:block;margin-bottom:12px}
.case-body>*+.label{margin-top:34px}

.aside-box{border:1px solid rgba(217,169,75,.22);background:var(--gold-wash);padding:clamp(22px,2.6vw,30px)}
.aside-box .label{display:block;margin-bottom:20px}
.aside-box ul{list-style:none;margin:0;padding:0;font-size:13.5px;line-height:1.62}
.aside-box li+li{margin-top:15px}
.aside-box li b{color:var(--ink);font-weight:600}
.aside-box li span{color:var(--muted)}
.status-note{margin-top:26px;padding-top:22px;border-top:1px solid rgba(217,169,75,.2)}
.status-note .label{display:flex;align-items:center;gap:8px;color:var(--gold)}
.status-note p{color:var(--muted);font-size:12.5px;line-height:1.62;margin:0}
.footnote{margin-top:34px;color:var(--dim);font-size:11.5px;font-style:italic}

/* ---------- About ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);margin-bottom:44px}
.two-col p{color:var(--muted);font-size:14px;line-height:1.72}
@media (max-width:860px){.two-col{grid-template-columns:1fr}}
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line-soft);border:1px solid var(--line-soft)}
.tile{background:var(--bg-card);padding:22px 24px}
.tile .label{display:block;margin-bottom:9px}
.tile p{color:var(--ink-2);font-size:13.5px;margin:0}
@media (max-width:760px){.tiles{grid-template-columns:1fr}}

/* ---------- Tip section ---------- */
.tip-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,56px);align-items:start}
@media (max-width:900px){.tip-grid{grid-template-columns:1fr}}
.tip-copy p{color:var(--muted);font-size:14px;line-height:1.72}

.tip-card{border:1px solid rgba(217,169,75,.22);background:var(--gold-wash);padding:clamp(22px,2.6vw,30px)}
.tip-card__head{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.tip-card__head .label{color:var(--gold)}
.tip-card>p{color:var(--muted);font-size:12.5px;line-height:1.62;margin-bottom:22px}
.chan{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:13px 0;border-top:1px solid rgba(217,169,75,.16)}
.chan__k{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim)}
.chan__v{font-family:var(--f-mono);font-size:12px;color:var(--gold);text-decoration:none;word-break:break-all;text-align:right}
a.chan__v:hover{text-decoration:underline}
.tip-form{margin-top:22px}
.tip-form label{display:block;font-family:var(--f-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin-bottom:7px}
.tip-form input,.tip-form textarea{
  width:100%;background:rgba(0,0,0,.32);border:1px solid var(--line);color:var(--ink);
  font-family:var(--f-body);font-size:14px;padding:11px 13px;margin-bottom:16px;border-radius:0;
}
.tip-form textarea{min-height:112px;resize:vertical;line-height:1.55}
.tip-form input:focus,.tip-form textarea:focus{outline:none;border-color:var(--gold-soft)}
.tip-form input::placeholder,.tip-form textarea::placeholder{color:#6f6a62}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.tip-card .fine{margin-top:16px}

/* ---------- Closing CTA ---------- */
.closer{text-align:center;padding-block:clamp(72px,10vw,132px)}
.closer h2{font-size:clamp(28px,5vw,58px);text-transform:uppercase;max-width:18ch;margin:0 auto 22px}
.closer p{color:var(--ink-2);max-width:52ch;margin:0 auto 32px;font-size:15px}
.closer .fine{margin-top:22px}

/* ---------- Footer ---------- */
.site-foot{background:#070706;border-top:1px solid var(--line-soft);padding-block:clamp(48px,6vw,72px) 34px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(28px,4vw,48px);margin-bottom:46px}
@media (max-width:860px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}
.foot-brand p{color:var(--muted);font-size:12.5px;margin:16px 0 14px;max-width:34ch}
.foot-brand a{color:var(--gold);font-size:12.5px;text-decoration:none;font-family:var(--f-mono)}
.foot-brand a:hover{text-decoration:underline}
.foot-col h4{font-family:var(--f-mono);font-size:10px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--dim);margin-bottom:16px}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li+li{margin-top:10px}
.foot-col a{color:var(--ink-2);font-size:13px;text-decoration:none;transition:color .16s ease}
.foot-col a:hover{color:var(--gold)}
.foot-legal{border-top:1px solid var(--line-soft);padding-top:26px;display:grid;gap:16px}
.foot-legal p{color:#807a71;font-size:11px;line-height:1.65;max-width:none}

/* ---------- Interior pages ---------- */
.page-head{padding-block:clamp(56px,8vw,96px) clamp(28px,4vw,44px);border-bottom:1px solid var(--line-soft)}
.page-head h1{font-size:clamp(30px,5vw,54px);text-transform:uppercase;margin-bottom:18px}
.page-head .lede{font-size:15.5px}
.prose{padding-block:clamp(44px,6vw,72px);max-width:74ch}
.prose h2{font-size:clamp(19px,2.2vw,24px);text-transform:none;letter-spacing:-.01em;margin:44px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:16px;text-transform:none;margin:28px 0 10px}
.prose p,.prose li{color:var(--muted);font-size:14.5px;line-height:1.75}
.prose ul,.prose ol{padding-left:20px;margin:0 0 1em}
.prose li+li{margin-top:9px}
.prose a{color:var(--gold)}
.prose strong{color:var(--ink);font-weight:600}
.prose hr{border:0;border-top:1px solid var(--line-soft);margin:40px 0}
.updated{font-family:var(--f-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}

/* ---------- Utility ---------- */
.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:var(--gold-ink);padding:10px 16px;z-index:100;font-family:var(--f-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase}
.skip:focus{left:12px;top:12px}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- Tip form states ---------- */
.form-done{padding:6px 0 2px}
.form-done strong{
  display:block;font-family:var(--f-mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gold);margin-bottom:12px;
}
.form-done p{color:var(--muted);font-size:13px;line-height:1.66;margin:0}
.form-note{
  margin:14px 0 0;color:#e0a2a2;font-size:12.5px;line-height:1.6;
  border-left:2px solid #a35c5c;padding-left:12px;
}
.form-note a{color:var(--gold)}
.tip-form button[disabled]{opacity:.62;cursor:default}