/* Optivance — Editorial Strategy Design System */
:root{
  --color-ink:#12151B;
  --color-ink-soft:#2B303B;
  --color-paper:#FAF9F6;
  --color-paper-alt:#F1EFE9;
  --color-muted:#6B7280;
  --color-border:#E4E1D8;
  --color-accent:#2454FF;
  --color-accent-dark:#13369C;
  --color-white:#FFFFFF;
  --maxw:1180px;
  --font-display:'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{animation-duration:0.001ms !important;animation-iteration-count:1 !important;transition-duration:0.001ms !important;}
}
body{
  margin:0;font-family:var(--font-body);color:var(--color-ink);background:var(--color-paper);
  line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.12;margin:0 0 .5em;letter-spacing:-0.01em;font-weight:700}
p{margin:0 0 1.1em}
.container{max-width:var(--maxw);margin:0 auto;padding:0 28px}

.skip-link{
  position:absolute;left:-999px;top:0;background:var(--color-ink);color:#fff;padding:12px 20px;z-index:999;
  border-radius:0 0 6px 0;
}
.skip-link:focus{left:0}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--color-accent);outline-offset:3px;
}

.label{
  text-transform:uppercase;letter-spacing:.14em;font-size:.72rem;font-weight:700;color:var(--color-accent);
  display:inline-flex;align-items:center;gap:10px;margin-bottom:14px;
}
.label::before{content:"";width:26px;height:1px;background:var(--color-accent)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:rgba(250,249,246,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--color-border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;max-width:var(--maxw);margin:0 auto}
.wordmark{font-family:var(--font-display);font-weight:800;font-size:1.15rem;letter-spacing:.02em;display:flex;align-items:center;gap:10px;color:var(--color-ink)}
.wordmark .mark{width:26px;height:26px;position:relative;flex-shrink:0}
.wordmark .mark svg{width:100%;height:100%}
.main-nav{display:flex;gap:32px;align-items:center}
.main-nav a{font-size:.88rem;font-weight:600;color:var(--color-ink-soft);position:relative;padding:6px 0}
.main-nav a[aria-current="page"]{color:var(--color-ink)}
.main-nav a[aria-current="page"]::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--color-accent)}
.main-nav a:hover{color:var(--color-ink)}
.nav-cta{
  border:1px solid var(--color-ink);padding:10px 20px;border-radius:2px;font-weight:700 !important;font-size:.85rem !important;
  transition:background .18s ease,color .18s ease;
}
.nav-cta:hover{background:var(--color-ink);color:#fff}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--color-ink);margin:5px 0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;padding:14px 28px;font-weight:700;font-size:.9rem;
  border:1px solid transparent;cursor:pointer;border-radius:2px;transition:transform .16s ease,background .16s ease,color .16s ease,border-color .16s ease;
}
.btn-primary{background:var(--color-ink);color:#fff}
.btn-primary:hover{background:var(--color-accent-dark)}
.btn-outline{border-color:var(--color-ink);color:var(--color-ink)}
.btn-outline:hover{background:var(--color-ink);color:#fff}
.btn-arrow{gap:8px}
.btn-arrow svg{transition:transform .16s ease}
.btn-arrow:hover svg{transform:translateX(3px)}

/* ---------- Hero ---------- */
.hero{padding:72px 0 64px;border-bottom:1px solid var(--color-border)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.4rem)}
.hero .lede{font-size:1.15rem;color:var(--color-ink-soft);max-width:520px}
.hero-ctas{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap}
.hero-img{position:relative}
.hero-img img{width:100%;aspect-ratio:4/5;object-fit:cover}
.hero-img .frame{position:absolute;inset:16px -16px -16px 16px;border:1px solid var(--color-ink);z-index:-1}

/* ---------- Sections ---------- */
.section{padding:88px 0}
.section-border-t{border-top:1px solid var(--color-border)}
.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(1.7rem,3vw,2.3rem)}
.section-head p{color:var(--color-muted);font-size:1.02rem}
.section-head-row{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:48px}

/* ---------- Intro / editorial statement ---------- */
.statement{padding:96px 0;background:var(--color-ink);color:var(--color-paper)}
.statement .container{max-width:860px}
.statement p{font-family:var(--font-display);font-size:clamp(1.4rem,3vw,2.1rem);font-weight:600;line-height:1.35;color:#fff;margin:0}
.statement .label{color:#8FA6FF}
.statement .label::before{background:#8FA6FF}

/* ---------- Areas of expertise (asymmetric editorial grid) ---------- */
.expertise-list{border-top:1px solid var(--color-border)}
.expertise-row{
  display:grid;grid-template-columns:80px 1fr 1.4fr;gap:32px;padding:32px 0;border-bottom:1px solid var(--color-border);
  align-items:baseline;transition:background .18s ease;
}
.expertise-row:hover{background:var(--color-paper-alt)}
.expertise-num{font-family:var(--font-display);color:var(--color-muted);font-size:.95rem}
.expertise-row h3{font-size:1.35rem;margin:0}
.expertise-row p{color:var(--color-muted);margin:0;font-size:.98rem}

/* ---------- Insight cards ---------- */
.grid-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--color-border);border:1px solid var(--color-border)}
.insight-card{background:var(--color-paper);display:flex;flex-direction:column;transition:background .18s ease}
.insight-card:hover{background:var(--color-paper-alt)}
.insight-card .thumb{aspect-ratio:16/10;overflow:hidden}
.insight-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.insight-card:hover .thumb img{transform:scale(1.04)}
.insight-card .body{padding:28px;display:flex;flex-direction:column;gap:12px;flex:1}
.insight-card .cat{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent)}
.insight-card h3{font-size:1.12rem;margin:0}
.insight-card .excerpt{color:var(--color-muted);font-size:.92rem;flex:1}
.insight-card .meta{font-size:.78rem;color:var(--color-muted);display:flex;justify-content:space-between;padding-top:14px;border-top:1px solid var(--color-border)}
.insight-card .read-link{font-size:.85rem;font-weight:700;color:var(--color-ink);display:inline-flex;align-items:center;gap:6px}

/* ---------- Featured insight (editorial feature) ---------- */
.feature-strip{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--color-border)}
.feature-strip .img-side img{width:100%;height:100%;object-fit:cover;min-height:340px}
.feature-strip .text-side{padding:48px;display:flex;flex-direction:column;justify-content:center;gap:14px}
.feature-strip h2{font-size:clamp(1.5rem,2.6vw,2rem)}

/* ---------- Resources ---------- */
.resource-list{display:flex;flex-direction:column}
.resource-row{
  display:grid;grid-template-columns:140px 1fr auto;gap:28px;align-items:center;padding:28px 0;border-bottom:1px solid var(--color-border);
}
.resource-type{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent)}
.resource-row h3{margin:0 0 6px;font-size:1.1rem}
.resource-row p{margin:0;color:var(--color-muted);font-size:.92rem}
.glossary-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px 40px;margin-top:14px}
.glossary-term dt{font-weight:700;font-family:var(--font-display);margin-bottom:4px}
.glossary-term dd{margin:0;color:var(--color-muted);font-size:.92rem}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs{font-size:.82rem;color:var(--color-muted);margin-bottom:22px}
.breadcrumbs a{color:var(--color-muted)}
.breadcrumbs a:hover{color:var(--color-accent)}
.breadcrumbs .sep{margin:0 8px;opacity:.6}

/* ---------- Article page ---------- */
.article-header{max-width:780px;margin:0 auto;padding-top:48px}
.article-header h1{font-size:clamp(1.9rem,3.6vw,2.7rem)}
.article-meta-row{display:flex;flex-wrap:wrap;gap:18px;color:var(--color-muted);font-size:.88rem;margin-top:16px}
.article-cover{margin:36px 0 44px}
.article-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}
.article-body{max-width:720px;margin:0 auto}
.article-body h2{font-size:1.45rem;margin-top:2em}
.article-body p,.article-body li{font-size:1.06rem;color:var(--color-ink-soft)}
.article-body ul{padding-left:1.2em}
.article-cta{
  max-width:720px;margin:56px auto 0;padding:36px;border:1px solid var(--color-border);background:var(--color-paper-alt);
  display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap;
}
.share-row{display:flex;gap:12px;margin-top:24px}
.share-row a{
  font-size:.8rem;font-weight:700;border:1px solid var(--color-border);padding:8px 14px;border-radius:2px;
}
.share-row a:hover{border-color:var(--color-ink)}
.related-strip{max-width:1180px;margin:64px auto 0;padding:0 28px}

/* ---------- Generic page hero ---------- */
.page-hero{padding:56px 0 40px;border-bottom:1px solid var(--color-border)}
.page-hero h1{font-size:clamp(2rem,3.6vw,2.7rem)}
.page-hero .lede{max-width:640px;color:var(--color-muted);font-size:1.06rem}

/* ---------- Category filter ---------- */
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px}
.filter-pill{padding:8px 16px;border:1px solid var(--color-border);font-size:.85rem;font-weight:600;background:var(--color-paper)}
.filter-pill.active{background:var(--color-ink);color:#fff;border-color:var(--color-ink)}
.search-box{display:flex;gap:0;border:1px solid var(--color-border);margin-bottom:32px;max-width:420px}
.search-box input{flex:1;border:none;background:transparent;padding:14px 16px;font-size:.92rem;outline:none;font-family:inherit}
.search-box button{border:none;background:var(--color-ink);color:#fff;padding:0 20px;cursor:pointer}

/* ---------- Prose (legal pages) ---------- */
.prose{max-width:740px;margin:0 auto 64px}
.prose h2{font-size:1.3rem;margin-top:1.8em}
.prose p,.prose li{color:var(--color-ink-soft);font-size:1.02rem}

/* ---------- About page ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-img img{width:100%;aspect-ratio:4/5;object-fit:cover}
.info-card{border:1px solid var(--color-border);padding:28px;margin-top:8px}
.info-row{display:flex;gap:14px;margin-bottom:16px;font-size:.95rem}
.info-row:last-child{margin-bottom:0}
.info-row strong{display:block;font-family:var(--font-display);font-size:.82rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-muted);margin-bottom:4px}

/* ---------- Services page ---------- */
.service-block{padding:56px 0;border-bottom:1px solid var(--color-border);display:grid;grid-template-columns:.6fr 1.4fr;gap:48px}
.service-block:last-child{border-bottom:none}
.service-block h2{font-size:1.6rem}
.service-block .considerations{margin-top:20px;padding-left:0;list-style:none}
.service-block .considerations li{
  padding-left:26px;position:relative;margin-bottom:10px;font-size:.96rem;color:var(--color-ink-soft);
}
.service-block .considerations li::before{content:"→";position:absolute;left:0;color:var(--color-accent);font-weight:700}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:start}
.form-field{margin-bottom:20px}
.form-field label{display:block;font-size:.85rem;font-weight:600;margin-bottom:8px}
.form-field input,.form-field textarea,.form-field select{
  width:100%;padding:13px 16px;border:1px solid var(--color-border);background:var(--color-white);font-family:inherit;
  font-size:.95rem;border-radius:2px;
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{border-color:var(--color-accent)}
.checkbox-field{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:var(--color-muted);margin-bottom:24px}
.checkbox-field input{margin-top:4px}
.form-note{font-size:.82rem;color:var(--color-muted);margin-top:10px}

/* ---------- Cookie banner ---------- */
.cookie-banner{
  position:fixed;left:20px;right:20px;bottom:20px;max-width:640px;margin:0 auto;background:var(--color-ink);color:#fff;
  padding:22px 26px;display:none;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap;z-index:100;border-radius:4px;
  box-shadow:0 12px 32px rgba(0,0,0,.25);
}
.cookie-banner.show{display:flex}
.cookie-banner p{margin:0;font-size:.88rem;color:rgba(255,255,255,.85);flex:1;min-width:220px}
.cookie-banner a{text-decoration:underline}
.cookie-actions{display:flex;gap:10px;flex-shrink:0}
.cookie-actions button{
  border:1px solid rgba(255,255,255,.4);background:transparent;color:#fff;padding:9px 16px;font-size:.82rem;font-weight:700;
  cursor:pointer;border-radius:2px;
}
.cookie-actions button.accept{background:var(--color-accent);border-color:var(--color-accent)}

/* ---------- 404 ---------- */
.error-page{padding:120px 0;text-align:center}
.error-page .code{font-family:var(--font-display);font-size:5rem;font-weight:800;color:var(--color-border);margin-bottom:8px}

/* ---------- Footer ---------- */
.site-footer{background:var(--color-ink);color:rgba(255,255,255,.68);padding:72px 0 30px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand .wordmark{color:#fff}
.footer-brand p{color:rgba(255,255,255,.5);font-size:.88rem;max-width:280px;margin-top:16px}
.footer-col h5{color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:18px;font-family:var(--font-display)}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:.88rem;color:rgba(255,255,255,.65)}
.footer-col a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);margin-top:52px;padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.8rem;color:rgba(255,255,255,.45)}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-img{order:-1}
  .grid-cards{grid-template-columns:repeat(2,1fr)}
  .expertise-row{grid-template-columns:50px 1fr}
  .feature-strip{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .service-block{grid-template-columns:1fr;gap:20px}
  .footer-top{grid-template-columns:1fr 1fr}
  .glossary-grid{grid-template-columns:1fr}
  .resource-row{grid-template-columns:1fr;gap:8px}
}
@media (max-width:680px){
  .main-nav{
    position:fixed;inset:64px 0 0 0;background:var(--color-paper);flex-direction:column;align-items:flex-start;
    padding:32px 28px;gap:24px;transform:translateX(100%);transition:transform .25s ease;overflow-y:auto;
  }
  .main-nav.open{transform:translateX(0)}
  .nav-toggle{display:block}
  .grid-cards{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .cookie-banner{left:12px;right:12px;bottom:12px;padding:18px}
}