/* Nitin.nl — shared stylesheet
   Clean enterprise / consulting design system */

:root{
  --ink:#0f172a;
  --body-text:#334155;
  --muted:#64748b;
  --line:#e2e8f0;
  --line-soft:#eef1f6;
  --bg:#ffffff;
  --bg-alt:#f7f9fc;
  --navy:#0b2545;
  --navy-deep:#071a33;
  --accent:#2354c7;
  --accent-dark:#1a3f99;
  --gold:#a9812e;
  --radius:10px;
  --radius-sm:6px;
  --shadow-sm:0 1px 2px rgba(15,23,42,.06);
  --shadow-md:0 8px 24px rgba(15,23,42,.09);
  --shadow-lg:0 24px 60px rgba(15,23,42,.16);
  --container:1180px;
  --container-narrow:820px;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  color:var(--body-text);
  background:var(--bg);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--accent);text-decoration:none;}
a:hover{text-decoration:underline;}
h1,h2,h3,h4{
  color:var(--ink);
  font-weight:700;
  line-height:1.2;
  margin:0 0 .6em;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2rem,4vw,3rem);}
h2{font-size:clamp(1.5rem,2.6vw,2.1rem);}
h3{font-size:1.25rem;}
h4{font-size:1.05rem;}
p{margin:0 0 1.1em;}
ul{margin:0 0 1.1em;padding-left:1.25em;}
li{margin-bottom:.4em;}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.container-narrow{max-width:var(--container-narrow);margin:0 auto;padding:0 24px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;}
.skip-link{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.75rem 1.25rem;z-index:200;border-radius:0 0 8px 0;}
.skip-link:focus{left:0;}

/* ---------- Header ---------- */
.topbar{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:var(--container);margin:0 auto;padding:14px 24px;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);font-size:1.05rem;}
.brand:hover{text-decoration:none;}
.brand-badge{
  width:34px;height:34px;border-radius:8px;flex:none;
  background:linear-gradient(135deg,var(--navy),var(--accent));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-family:Georgia,serif;font-weight:700;font-size:1.05rem;
}
.navlinks{display:flex;align-items:center;gap:2px;flex-wrap:wrap;}
.navlinks a{
  color:var(--body-text);font-size:.86rem;font-weight:600;
  padding:8px 11px;border-radius:6px;white-space:nowrap;
}
.navlinks a:hover{background:var(--bg-alt);text-decoration:none;color:var(--ink);}
.navlinks a[aria-current="page"]{color:var(--accent);}
.nav-cta{
  margin-left:6px;background:var(--navy);color:#fff !important;
  padding:9px 16px !important;border-radius:7px;
}
.nav-cta:hover{background:var(--accent-dark);}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);border-radius:7px;
  width:40px;height:40px;align-items:center;justify-content:center;flex:none;cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px;color:var(--ink);}

@media (max-width:980px){
  .navlinks{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:#fff;border-bottom:1px solid var(--line);
    flex-direction:column;align-items:stretch;padding:8px 16px 16px;box-shadow:var(--shadow-md);
  }
  .navlinks.open{display:flex;}
  .navlinks a{padding:12px 8px;border-bottom:1px solid var(--line-soft);border-radius:0;}
  .nav-cta{margin:10px 0 0;text-align:center;}
  .nav-toggle{display:flex;}
}

.breadcrumb{max-width:var(--container);margin:0 auto;padding:12px 24px 0;font-size:.82rem;color:var(--muted);}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--accent);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:8px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;transition:background .15s,border-color .15s,color .15s;
}
.btn:hover{text-decoration:none;}
.btn-primary{background:var(--navy);color:#fff;}
.btn-primary:hover{background:var(--accent-dark);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:var(--accent-dark);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--line);}
.btn-outline:hover{border-color:var(--ink);}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.4);}
.btn-outline-light:hover{border-color:#fff;background:rgba(255,255,255,.08);}
.btn-sm{padding:8px 14px;font-size:.82rem;}
.btn-block{width:100%;}
.btn-row{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- Hero ---------- */
.hero{padding:64px 0 56px;}
.hero-split{display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center;}
@media (max-width:840px){.hero-split{grid-template-columns:1fr;gap:32px;}}
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--accent);margin-bottom:14px;
}
.lede{font-size:1.15rem;color:var(--body-text);max-width:62ch;}
.hero-portrait{
  width:100%;max-width:220px;aspect-ratio:1/1;border-radius:50%;overflow:hidden;
  box-shadow:var(--shadow-lg);border:4px solid #fff;margin:0 auto;
}
.hero-portrait img{width:100%;height:100%;object-fit:cover;}

/* ---------- Sections ---------- */
.section{padding:60px 0;}
.section-tight{padding:40px 0;}
.section-alt{background:var(--bg-alt);}
.section-navy{background:var(--navy);color:rgba(255,255,255,.88);}
.section-navy h2,.section-navy h3{color:#fff;}
.section-navy a:not(.btn){color:#bcd2ff;}
.section-head{max-width:70ch;margin-bottom:36px;}
.section-head p{color:var(--muted);font-size:1.02rem;}
hr.divider{border:none;border-top:1px solid var(--line);margin:48px 0;}

/* ---------- Grids & Cards ---------- */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:900px){.grid-3{grid-template-columns:repeat(2,1fr);}.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-sm);transition:box-shadow .15s,transform .15s;
}
.card-link{display:block;}
.card-link:hover{text-decoration:none;box-shadow:var(--shadow-md);transform:translateY(-2px);}
.card h3{margin-bottom:.5em;}
.card p:last-child{margin-bottom:0;}
.card-icon{
  width:42px;height:42px;border-radius:9px;background:var(--bg-alt);color:var(--accent);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:1.2rem;font-weight:700;
}

.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center;}
@media (max-width:700px){.stat-row{grid-template-columns:1fr;}}
.stat-num{font-size:2.1rem;font-weight:800;color:var(--navy);letter-spacing:-.02em;}
.stat-label{font-size:.88rem;color:var(--muted);margin-top:4px;}

/* ---------- Tags ---------- */
.tag{
  display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:var(--bg-alt);color:var(--navy);border:1px solid var(--line);
}
.tag-gold{background:#faf6ec;color:var(--gold);border-color:#e9dcbb;}

/* ---------- Timeline ---------- */
.timeline{position:relative;margin-top:8px;padding-left:28px;border-left:2px solid var(--line);}
.timeline-item{position:relative;padding-bottom:38px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-34px;top:4px;width:11px;height:11px;border-radius:50%;
  background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 2px var(--accent);
}
.timeline-item.is-current::before{background:var(--gold);box-shadow:0 0 0 2px var(--gold);}
.timeline-date{font-size:.8rem;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--muted);}
.timeline-role{font-size:1.1rem;font-weight:700;color:var(--ink);margin:.2em 0 .1em;}
.timeline-org{font-weight:600;color:var(--accent);}
.timeline-desc{margin-top:.5em;color:var(--body-text);}

/* ---------- Quotes ---------- */
.quote-card{background:#fff;border:1px solid var(--line);border-left:3px solid var(--gold);border-radius:var(--radius-sm);padding:22px 24px;}
.quote-card blockquote{margin:0 0 .6em;font-size:1rem;color:var(--ink);font-style:italic;}
.quote-card cite{font-size:.85rem;color:var(--muted);font-style:normal;}

/* ---------- Book cards ---------- */
.book-card{display:grid;grid-template-columns:180px 1fr;gap:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;}
@media (max-width:640px){.book-card{grid-template-columns:1fr;}}
.book-cover-img{width:100%;border-radius:6px;box-shadow:var(--shadow-md);}

/* ---------- Press logos ---------- */
.logo-bar{display:flex;flex-wrap:wrap;gap:18px;align-items:center;}
.logo-tile{
  display:flex;align-items:center;justify-content:center;height:56px;padding:8px 18px;
  background:#fff;border:1px solid var(--line);border-radius:8px;filter:grayscale(15%);
  transition:box-shadow .15s;
}
.logo-tile:hover{box-shadow:var(--shadow-sm);text-decoration:none;}
.logo-tile img{max-height:32px;max-width:130px;object-fit:contain;}

/* ---------- Forms / contact ---------- */
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;}
.contact-card h3{margin-bottom:.35em;}
.contact-card .muted{color:var(--muted);font-size:.92rem;margin-bottom:1em;}

.muted{color:var(--muted);}
.small{font-size:.85rem;}

/* ---------- Insight / article ---------- */
.article-card{border-bottom:1px solid var(--line);padding:32px 0;}
.article-card:first-child{padding-top:0;}
.article-meta{font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;font-weight:600;margin-bottom:.5em;}
.prose p{max-width:70ch;}
.prose h3{margin-top:1.6em;}

/* ---------- CTA banner ---------- */
.cta-banner{
  background:linear-gradient(135deg,var(--navy),var(--navy-deep));
  border-radius:16px;padding:48px;color:#fff;text-align:center;
}
.cta-banner h2{color:#fff;}
.cta-banner p{color:rgba(255,255,255,.78);max-width:60ch;margin-left:auto;margin-right:auto;}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.72);padding:56px 0 0;margin-top:40px;}
.footer-top{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:32px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.12);}
@media (max-width:860px){.footer-top{grid-template-columns:repeat(2,1fr);}}
@media (max-width:560px){.footer-top{grid-template-columns:1fr;}}
.site-footer .brand{color:#fff;}
.site-footer p{font-size:.9rem;line-height:1.6;color:rgba(255,255,255,.62);}
.footer-col h5{color:#fff;font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:9px;}
.footer-col a{color:rgba(255,255,255,.68);font-size:.9rem;}
.footer-col a:hover{color:#fff;}
.footer-official{margin-top:12px;font-size:.84rem;}
.footer-official a{color:#bcd2ff;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:34px;height:34px;border-radius:50%;border:1px solid rgba(255,255,255,.25);
  display:flex;align-items:center;justify-content:center;font-size:.78rem;font-weight:700;color:#fff;
}
.footer-social a:hover{background:rgba(255,255,255,.1);text-decoration:none;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;
  padding:22px 0;font-size:.82rem;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.5);margin-left:16px;}
.footer-bottom a:hover{color:#fff;}

@media (max-width:640px){
  .hero{padding:40px 0 32px;}
  .section{padding:44px 0;}
  .book-card{padding:20px;}
  .cta-banner{padding:32px 22px;}
}