/* ============================================================
   BRI9 — Design System
   Editorial / Investigative aesthetic
   Inspired by the BRI9 commercial proposal
   ============================================================ */

:root{
  --ink:#0E0E0C;
  --ink-2:#1B1B17;
  --ink-3:#252420;
  --paper:#F4EFE6;
  --paper-2:#EAE2D2;
  --paper-3:#DCD2BD;
  --line:#2A2922;
  --rule:rgba(14,14,12,.18);
  --rule-light:rgba(244,239,230,.18);
  --gold: oklch(0.74 0.13 75);
  --gold-2: oklch(0.62 0.14 60);
  --wine: oklch(0.42 0.12 25);
  --moss: oklch(0.46 0.06 130);
  --mute: rgba(14,14,12,.6);
  --mute-2: rgba(14,14,12,.45);
  --mute-d: rgba(244,239,230,.6);
  --mute-d-2: rgba(244,239,230,.4);

  --max: 1240px;
  --pad: 48px;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:"Inter", system-ui, sans-serif;
  background:var(--paper);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  font-size:15px;
  line-height:1.55;
}

img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; cursor:pointer; border:0; background:none; color:inherit; }

/* ---------- Typography ---------- */
.display{ font-family:"Fraunces", serif; font-weight:300; letter-spacing:-.025em; }
.display em{ font-style:italic; font-weight:300; color:var(--gold-2); }
.dark .display em{ color:var(--gold); }
.mono{ font-family:"JetBrains Mono", monospace; }
.label{
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--mute);
}
.dark .label{ color:var(--mute-d); }

/* ---------- Layout helpers ---------- */
.container{
  max-width:var(--max);
  margin:0 auto;
  padding:0 var(--pad);
}
.hrule{ height:1px; background:var(--rule); width:100%; }
.dark .hrule{ background:var(--rule-light); }

/* corner ticks decorative */
.corner{ position:absolute; width:14px;height:14px; pointer-events:none;}
.corner.tl{ top:18px; left:18px; border-top:1px solid var(--rule); border-left:1px solid var(--rule); }
.corner.tr{ top:18px; right:18px; border-top:1px solid var(--rule); border-right:1px solid var(--rule); }
.corner.bl{ bottom:18px; left:18px; border-bottom:1px solid var(--rule); border-left:1px solid var(--rule); }
.corner.br{ bottom:18px; right:18px; border-bottom:1px solid var(--rule); border-right:1px solid var(--rule); }
.dark .corner{ border-color:var(--rule-light) !important; }

/* ---------- HEADER ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(244,239,230,.92);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--rule);
}
.dark .site-header{
  background:rgba(14,14,12,.88);
  border-bottom:1px solid var(--rule-light);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px var(--pad);
  max-width:var(--max);
  margin:0 auto;
  gap:32px;
}
.logo{
  display:inline-flex; align-items:center; gap:12px;
}
.logo-mark{
  width:34px;height:34px;border-radius:50%;
  border:1px solid var(--ink);
  display:grid;place-items:center;
  position:relative;
  flex-shrink:0;
}
.logo-mark::before{
  content:""; width:12px;height:12px;border-radius:50%;
  background:var(--gold);
}
.logo-mark::after{
  content:""; position:absolute; inset:-4px;
  border:1px dashed var(--rule); border-radius:50%;
}
.dark .logo-mark{ border-color:var(--paper); }
.dark .logo-mark::after{ border-color:var(--rule-light); }
.logo-text{
  display:flex; flex-direction:column; line-height:1;
}
.logo-text .name{
  font-family:"Fraunces",serif; font-size:22px; letter-spacing:-.02em;
}
.logo-text .name b{ color:var(--gold-2); font-weight:300; font-style:italic; }
.dark .logo-text .name b{ color:var(--gold); }
.logo-text .sub{
  font-family:"JetBrains Mono",monospace;
  font-size:9px; letter-spacing:.2em; text-transform:uppercase;
  color:var(--mute);
  margin-top:5px;
}
.dark .logo-text .sub{ color:var(--mute-d); }

.nav{
  display:flex; gap:28px; align-items:center;
  font-family:"JetBrains Mono", monospace;
  font-size:11px; letter-spacing:.16em; text-transform:uppercase;
}
.nav a{
  color:var(--ink); position:relative; padding:8px 0;
  transition:color .2s;
}
.dark .nav a{ color:var(--paper); }
.nav a:hover{ color:var(--gold-2); }
.dark .nav a:hover{ color:var(--gold); }
.nav a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:0;
  height:2px; background:var(--gold);
}

.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:12px 20px;
  font-family:"JetBrains Mono",monospace;
  font-size:11px; letter-spacing:.16em; text-transform:uppercase;
  border:1px solid var(--ink);
  background:var(--ink); color:var(--paper);
  transition:all .2s;
  cursor:pointer;
}
.btn:hover{ background:var(--gold-2); border-color:var(--gold-2); color:var(--paper); }
.btn.ghost{ background:transparent; color:var(--ink); }
.btn.ghost:hover{ background:var(--ink); color:var(--paper); }
.dark .btn{ background:var(--paper); color:var(--ink); border-color:var(--paper); }
.dark .btn:hover{ background:var(--gold); border-color:var(--gold); color:var(--ink); }
.dark .btn.ghost{ background:transparent; color:var(--paper); border-color:var(--paper); }
.dark .btn.ghost:hover{ background:var(--paper); color:var(--ink); }
.btn .arrow{ font-size:13px; }

.menu-toggle{ display:none; }

/* ---------- HERO ---------- */
.hero{
  position:relative;
  background:var(--ink);
  color:var(--paper);
  overflow:hidden;
  padding:120px 0 100px;
}
.hero .grid-bg{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(244,239,230,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244,239,230,.04) 1px, transparent 1px);
  background-size:80px 80px;
  pointer-events:none;
}
.hero .glow{
  position:absolute; inset:0; pointer-events:none;
  background:
    radial-gradient(900px 600px at 80% 30%, rgba(204,155,75,.18), transparent 60%),
    radial-gradient(700px 500px at 0% 100%, rgba(244,239,230,.04), transparent 50%);
}
.hero-inner{
  position:relative;
  display:grid; grid-template-columns: 1fr auto;
  gap:60px; align-items:end;
}
.hero-eyebrow{
  font-family:"JetBrains Mono",monospace;
  font-size:11px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--mute-d);
  margin-bottom:24px;
  display:inline-flex; align-items:center; gap:12px;
}
.hero-eyebrow .dot{
  width:6px;height:6px;background:var(--gold);border-radius:50%;
  box-shadow:0 0 0 4px rgba(204,155,75,.18);
}
.hero h1{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:clamp(56px, 9vw, 128px); line-height:.92; letter-spacing:-.035em;
  max-width:1000px;
}
.hero h1 em{ font-style:italic; color:var(--gold); font-weight:300; }
.hero-lead{
  margin-top:32px;
  font-family:"Fraunces",serif; font-weight:300;
  font-size:24px; line-height:1.4; letter-spacing:-.01em;
  color:rgba(244,239,230,.8);
  max-width:640px;
}
.hero-actions{
  margin-top:40px;
  display:flex; gap:16px; flex-wrap:wrap;
}
.hero-magnifier{
  width:300px; height:300px;
  border:1px solid rgba(244,239,230,.18);
  border-radius:50%;
  display:grid; place-items:center;
  background:radial-gradient(circle at 30% 25%, rgba(204,155,75,.20), transparent 60%);
  position:relative;
  flex-shrink:0;
}
.hero-magnifier::before{
  content:""; position:absolute; inset:30px;
  border:1px dashed rgba(244,239,230,.14); border-radius:50%;
}
.hero-magnifier::after{
  content:""; position:absolute; bottom:-70px; right:-20px;
  width:6px;height:140px;background:rgba(244,239,230,.14);
  transform:rotate(-30deg); border-radius:6px;
}
.hero-mag-inner{
  width:110px;height:110px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%, var(--gold) 0%, var(--gold-2) 60%, transparent 100%);
  box-shadow: 0 0 80px rgba(204,155,75,.25);
}

.hero-stats{
  position:relative;
  margin-top:90px;
  display:grid; grid-template-columns: repeat(4, 1fr); gap:0;
  border-top:1px solid var(--rule-light);
  padding-top:24px;
}
.hero-stats > div{
  padding-right:24px;
  border-right:1px solid rgba(244,239,230,.10);
}
.hero-stats > div:last-child{ border-right:0; }
.hero-stats .k{
  font-family:"JetBrains Mono",monospace;
  font-size:10px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--mute-d-2);
  margin-bottom:10px;
}
.hero-stats .v{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:32px; line-height:1; letter-spacing:-.02em;
}
.hero-stats .v em{ font-style:italic; color:var(--gold); }

.hero-ticker{
  position:relative;
  margin-top:32px;
  display:flex; gap:36px;
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--mute-d-2);
  flex-wrap:wrap;
}
.hero-ticker span{ display:inline-flex; align-items:center; gap:10px; }
.hero-ticker span::before{
  content:""; width:5px;height:5px; background:var(--gold); border-radius:50%;
}

/* ---------- SECTION HEAD ---------- */
.section{ padding:100px 0; position:relative; }
.section.dark{ background:var(--ink); color:var(--paper); }
.section.alt{ background:var(--paper-2); }

.section-head{
  display:grid; grid-template-columns: 220px 1fr; gap:48px; align-items:end;
  border-bottom:1px solid var(--rule);
  padding-bottom:32px; margin-bottom:48px;
}
.dark .section-head{ border-bottom-color:var(--rule-light); }
.section-head .label{ padding-bottom:8px; }
.section-head h2{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:clamp(42px, 5vw, 72px); line-height:.95; letter-spacing:-.025em;
}
.section-head h2 em{ font-style:italic; color:var(--gold-2); font-weight:300; }
.dark .section-head h2 em{ color:var(--gold); }

/* ---------- SERVICES GRID ---------- */
.services-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.service{
  padding:32px 28px 32px;
  border-right:1px solid var(--rule);
  display:flex; flex-direction:column; min-height:340px;
  position:relative;
  transition:background .2s;
}
.service:nth-child(3n){ border-right:0; }
.service:nth-child(n+4){ border-top:1px solid var(--rule); }
.service:hover{ background:var(--paper-2); }
.service .num{
  font-family:"JetBrains Mono",monospace;
  font-size:11px; letter-spacing:.16em;
  color:var(--gold-2);
  margin-bottom:24px;
}
.service .glyph{
  width:50px;height:50px; border-radius:50%;
  border:1px solid var(--line);
  display:grid;place-items:center;
  margin-bottom:24px;
  color:var(--ink);
}
.service .glyph svg{ width:22px;height:22px; }
.service .title{
  font-family:"Fraunces",serif; font-weight:400;
  font-size:28px; line-height:1.05; letter-spacing:-.02em;
  margin-bottom:8px;
}
.service .title em{ font-style:italic; color:var(--gold-2); font-weight:300; }
.service .kicker{
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--mute);
  margin-bottom:18px;
}
.service .desc{
  font-size:13.5px; line-height:1.6; color:var(--ink-2);
  margin-top:auto;
}

/* ---------- CASES ---------- */
.cases-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:0;
  border:1px solid var(--line);
}
.case{
  padding:32px 28px;
  border-right:1px solid var(--rule);
  display:flex; flex-direction:column;
  min-height:340px;
  background:var(--paper);
  transition:background .2s;
}
.case:last-child{ border-right:0; }
.case:hover{ background:var(--paper-2); }
.case .crest{
  width:46px;height:46px;border-radius:50%;
  border:1px solid var(--ink);
  display:grid;place-items:center;
  margin-bottom:22px;
  background:var(--paper-2);
}
.case .crest svg{ width:20px;height:20px; }
.case .nm{
  font-family:"Fraunces",serif; font-weight:400;
  font-size:28px; letter-spacing:-.02em; line-height:1;
  margin-bottom:6px;
}
.case .nm em{ font-style:italic; color:var(--gold-2); font-weight:300; }
.case .nm-sub{
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--mute);
  margin-bottom:22px;
}
.case .desc{
  font-size:13.5px; line-height:1.55; color:var(--ink-2);
}
.case .metrics{
  margin-top:24px;
  display:grid; grid-template-columns: repeat(2, 1fr); gap:0;
  border-top:1px solid var(--rule);
}
.case .metrics > div{
  padding:14px 14px 0 0;
  border-right:1px solid var(--rule);
}
.case .metrics > div:last-child{ border-right:0; padding-left:14px; padding-right:0; }
.case .metrics .pct{
  font-family:"Fraunces",serif; font-weight:400;
  font-size:28px; letter-spacing:-.02em; line-height:1;
}
.case .metrics .pct em{ font-style:italic; color:var(--gold-2); }
.case .metrics .lbl{
  font-family:"JetBrains Mono",monospace; font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--mute);
  margin-top:6px;
}

/* ---------- BLOG CARDS ---------- */
.blog-grid{
  display:grid; grid-template-columns: repeat(3, 1fr); gap:32px;
}
.post-card{
  background:var(--paper);
  border:1px solid var(--rule);
  display:flex; flex-direction:column;
  transition:border-color .2s, transform .2s;
  position:relative;
}
.post-card:hover{ border-color:var(--ink); transform:translateY(-2px); }
.post-card .thumb{
  aspect-ratio: 16/10;
  background:var(--ink);
  position:relative;
  overflow:hidden;
}
.post-card .thumb-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(244,239,230,.06) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244,239,230,.06) 1px, transparent 1px);
  background-size:40px 40px;
}
.post-card .thumb-glow{
  position:absolute; inset:0;
  background: radial-gradient(400px 200px at 70% 40%, rgba(204,155,75,.4), transparent 60%);
}
.post-card .thumb-glyph{
  position:absolute; left:24px; bottom:24px;
  width:54px; height:54px; border-radius:50%;
  border:1px solid rgba(244,239,230,.4);
  display:grid;place-items:center;
  color:var(--paper);
  background:rgba(14,14,12,.4);
}
.post-card .thumb-glyph svg{ width:22px;height:22px; }
.post-card .thumb-cat{
  position:absolute; right:18px; top:18px;
  font-family:"JetBrains Mono",monospace; font-size:10px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--gold);
  background:rgba(14,14,12,.55);
  padding:5px 10px;
  border:1px solid rgba(244,239,230,.18);
}
.post-card .body{
  padding:24px 24px 26px;
  display:flex; flex-direction:column; flex:1;
}
.post-card .meta{
  font-family:"JetBrains Mono",monospace; font-size:10px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--mute);
  margin-bottom:14px;
  display:flex; gap:10px; align-items:center;
}
.post-card .meta .sep{ width:14px; height:1px; background:var(--rule); }
.post-card h3{
  font-family:"Fraunces",serif; font-weight:400;
  font-size:24px; line-height:1.15; letter-spacing:-.015em;
  margin-bottom:12px;
  text-wrap:pretty;
}
.post-card h3 em{ font-style:italic; color:var(--gold-2); font-weight:300; }
.post-card .excerpt{
  font-size:13.5px; line-height:1.55; color:var(--ink-2);
  margin-bottom:18px;
}
.post-card .more{
  margin-top:auto;
  font-family:"JetBrains Mono",monospace; font-size:10.5px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--ink); display:inline-flex; gap:8px; align-items:center;
}
.post-card .more::after{ content:"→"; transition:transform .2s; }
.post-card:hover .more::after{ transform:translateX(4px); }

/* ---------- CTA BLOCK ---------- */
.cta-block{
  background:var(--ink); color:var(--paper);
  padding:80px var(--pad);
  position:relative;
  overflow:hidden;
}
.cta-block .grid-bg{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(244,239,230,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244,239,230,.04) 1px, transparent 1px);
  background-size:80px 80px;
}
.cta-block .glow{
  position:absolute; inset:0;
  background: radial-gradient(700px 400px at 80% 50%, rgba(204,155,75,.18), transparent 60%);
}
.cta-inner{
  position:relative;
  max-width:var(--max);
  margin:0 auto;
  display:grid; grid-template-columns: 1fr auto; gap:40px; align-items:end;
}
.cta-inner h2{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:clamp(40px, 6vw, 84px); line-height:.95; letter-spacing:-.03em;
  max-width:800px;
}
.cta-inner h2 em{ font-style:italic; color:var(--gold); font-weight:300; }
.cta-inner .lead{
  margin-top:20px;
  font-family:"Fraunces",serif; font-weight:300;
  font-size:20px; line-height:1.4; letter-spacing:-.01em;
  color:rgba(244,239,230,.75);
  max-width:560px;
}

/* ---------- FOOTER ---------- */
.site-footer{
  background:var(--ink); color:var(--paper);
  padding:64px 0 32px;
  position:relative;
}
.footer-inner{
  max-width:var(--max);
  margin:0 auto;
  padding:0 var(--pad);
  display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:48px;
  border-top:1px solid var(--rule-light);
  padding-top:48px;
}
.footer-col h4{
  font-family:"JetBrains Mono",monospace;
  font-size:10.5px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--mute-d-2);
  margin-bottom:20px;
}
.footer-col ul{ list-style:none; display:flex; flex-direction:column; gap:10px; }
.footer-col a, .footer-col li{
  font-size:14px; color:var(--paper);
  transition:color .2s;
}
.footer-col a:hover{ color:var(--gold); }
.footer-brand p{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:22px; line-height:1.3; letter-spacing:-.015em;
  margin-top:18px;
  color:rgba(244,239,230,.7);
  max-width:340px;
}
.footer-brand p em{ color:var(--gold); font-style:italic; }
.footer-bottom{
  max-width:var(--max);
  margin:48px auto 0;
  padding:24px var(--pad) 0;
  border-top:1px solid var(--rule-light);
  display:flex; justify-content:space-between; align-items:center;
  font-family:"JetBrains Mono",monospace; font-size:10.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--mute-d-2);
}

/* ---------- PAGE HEADER ---------- */
.page-header{
  background:var(--ink); color:var(--paper);
  padding:120px 0 80px;
  position:relative; overflow:hidden;
}
.page-header .grid-bg{
  position:absolute; inset:0;
  background-image:
    linear-gradient(to right, rgba(244,239,230,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(244,239,230,.04) 1px, transparent 1px);
  background-size:80px 80px;
}
.page-header .glow{
  position:absolute; inset:0;
  background: radial-gradient(700px 400px at 75% 50%, rgba(204,155,75,.15), transparent 60%);
}
.page-header-inner{ position:relative; }
.page-header .breadcrumb{
  font-family:"JetBrains Mono",monospace;
  font-size:11px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--mute-d);
  margin-bottom:32px;
  display:flex; gap:14px; align-items:center;
}
.page-header .breadcrumb a:hover{ color:var(--gold); }
.page-header .breadcrumb .sep{ color:var(--mute-d-2); }
.page-header h1{
  font-family:"Fraunces",serif; font-weight:300;
  font-size:clamp(56px, 8vw, 112px); line-height:.92; letter-spacing:-.035em;
  max-width:1000px;
}
.page-header h1 em{ font-style:italic; color:var(--gold); font-weight:300; }
.page-header .lead{
  margin-top:28px;
  font-family:"Fraunces",serif; font-weight:300;
  font-size:22px; line-height:1.4; letter-spacing:-.01em;
  color:rgba(244,239,230,.78);
  max-width:680px;
}

/* ---------- responsive ---------- */
@media (max-width: 1024px){
  :root{ --pad: 32px; }
  .services-grid{ grid-template-columns: repeat(2, 1fr); }
  .service:nth-child(2n){ border-right:0; }
  .service:nth-child(2n+1){ border-right:1px solid var(--rule); }
  .service:nth-child(n+3){ border-top:1px solid var(--rule); }
  .cases-grid{ grid-template-columns: 1fr; }
  .case{ border-right:0; border-bottom:1px solid var(--rule); }
  .case:last-child{ border-bottom:0; }
  .blog-grid{ grid-template-columns: repeat(2, 1fr); }
  .footer-inner{ grid-template-columns: 1fr 1fr; }
  .hero-stats{ grid-template-columns: repeat(2, 1fr); gap:24px 0; }
  .hero-stats > div:nth-child(2){ border-right:0; }
}

@media (max-width: 720px){
  :root{ --pad: 20px; }
  .nav{ display:none; }
  .menu-toggle{
    display:inline-flex; align-items:center; justify-content:center;
    width:40px;height:40px; border:1px solid var(--ink);
  }
  .nav.open{
    display:flex; flex-direction:column; gap:0;
    position:absolute; left:0; right:0; top:100%;
    background:var(--paper); padding:20px var(--pad);
    border-bottom:1px solid var(--rule);
  }
  .nav.open a{ padding:14px 0; border-bottom:1px solid var(--rule); }
  .hero{ padding:80px 0 60px; }
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-magnifier{ width:200px; height:200px; margin-top:40px; }
  .hero-mag-inner{ width:80px; height:80px; }
  .section{ padding:64px 0; }
  .section-head{ grid-template-columns: 1fr; gap:20px; }
  .services-grid{ grid-template-columns: 1fr; }
  .service{ border-right:0 !important; border-bottom:1px solid var(--rule); }
  .blog-grid{ grid-template-columns: 1fr; }
  .footer-inner{ grid-template-columns: 1fr; gap:32px; }
  .cta-inner{ grid-template-columns: 1fr; }
  .header-inner .btn{ display:none; }
}