/* =========================================================================
   Geenens Consulting core stylesheet
   Design: Bone paper · Pine green brand · Brass accent
   Type:   Spectral (display serif) + Hanken Grotesk (grotesque body)
   ========================================================================= */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
ul { list-style: none; padding: 0; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }

/* Skip link */
.skip-link { position: absolute; left: -9999px; top: 0; z-index: 200; background: var(--pine); color: var(--bone); padding: 0.7rem 1.1rem; font-weight: 600; }
.skip-link:focus { left: 1rem; top: 0.8rem; }

/* ---------- Tokens ---------- */
:root {
  --bone:      #f4f2eb;
  --bone-2:    #efece2;
  --paper:     #fbfaf5;
  --ink:       #17201b;
  --ink-soft:  #414b44;
  --sage:      #6b7a70;
  --line:      #d9d6ca;
  --line-soft: #e6e3d8;
  --pine:      #123a2c;
  --pine-deep: #0c2a20;
  --pine-soft: #24493b;
  --brass:     #8c6d39;
  --brass-lt:  #a98a4e;

  --on-pine:        #f4f2eb;
  --on-pine-soft:   #adbcb1;
  --on-pine-line:   rgba(244, 242, 235, .16);

  --serif: "Spectral", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --container: 1180px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --section-y: clamp(4rem, 9vw, 8.5rem);

  --ease: cubic-bezier(.22, .61, .36, 1);
}

/* ---------- Base ---------- */
body {
  font-family: var(--sans);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.08rem);
  line-height: 1.65;
  color: var(--ink-soft);
  background: var(--bone);
  font-weight: 400;
  text-underline-offset: 0.18em;
}

h1, h2, h3, h4 { color: var(--ink); font-weight: 400; line-height: 1.08; letter-spacing: -0.015em; }
h1 { font-family: var(--serif); font-size: clamp(2.2rem, 1.3rem + 4vw, 3.5rem); }
h2 { font-family: var(--serif); font-size: clamp(1.7rem, 1.15rem + 2.5vw, 2.6rem); }
h3 { font-family: var(--serif); font-size: clamp(1.3rem, 1.05rem + 1vw, 1.6rem); letter-spacing: -0.01em; }
strong { color: var(--ink); font-weight: 600; }
::selection { background: var(--pine); color: var(--bone); }

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--section-y); }
.measure { max-width: 60ch; }
.measure-wide { max-width: 74ch; }

/* Eyebrow / kicker */
.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brass);
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}
.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 1px;
  background: var(--brass);
  opacity: 0.8;
}
.eyebrow.is-plain::before { display: none; }
.on-dark .eyebrow { color: var(--brass-lt); }
.on-dark .eyebrow::before { background: var(--brass-lt); }

.lead {
  font-size: clamp(1.15rem, 1rem + 0.7vw, 1.4rem);
  line-height: 1.55;
  color: var(--ink);
  font-weight: 400;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--sans);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.95rem 1.6rem;
  border: 1px solid transparent;
  transition: background-color .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.btn .arrow { transition: transform .3s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-primary { background: var(--pine); color: var(--on-pine); }
.btn-primary:hover { background: var(--pine-deep); }

.btn-ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn-ghost:hover { border-color: var(--ink); }

.on-dark .btn-primary { background: var(--bone); color: var(--pine); }
.on-dark .btn-primary:hover { background: #fff; }
.on-dark .btn-ghost { border-color: var(--on-pine-line); color: var(--on-pine); }
.on-dark .btn-ghost:hover { border-color: var(--on-pine); }

/* Text link with brass rule */
.link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 600;
  color: var(--ink);
  padding-bottom: 2px;
  background-image: linear-gradient(var(--brass), var(--brass));
  background-size: 100% 1px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size .35s var(--ease);
}
.link .arrow { transition: transform .3s var(--ease); }
.link:hover .arrow { transform: translateX(4px); }
.on-dark .link { color: var(--on-pine); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--bone) 88%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .4s var(--ease), background-color .4s var(--ease);
}
.site-header.is-scrolled { border-bottom-color: var(--line); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 78px;
}
.brand { display: inline-flex; align-items: baseline; gap: 0.55rem; line-height: 1; white-space: nowrap; }
.brand-mark {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.brand-sub {
  font-family: var(--sans);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--sage);
}

/* Primary nav */
.nav { display: flex; align-items: center; gap: 2.1rem; }
.nav-links { display: flex; align-items: center; gap: 2.1rem; }
.nav-link {
  position: relative;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding: 0.4rem 0;
  transition: color .25s var(--ease);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1px;
  background: var(--brass);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s var(--ease);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after,
.nav-link[aria-current="page"]::after { transform: scaleX(1); }
.nav-link[aria-current="page"] { color: var(--ink); }

/* Language switch */
.lang {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  padding-left: 1.9rem;
  margin-left: 0.2rem;
  border-left: 1px solid var(--line);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.lang a { color: var(--sage); transition: color .25s var(--ease); text-transform: uppercase; }
.lang a:hover { color: var(--ink); }
.lang a[aria-current="true"] { color: var(--ink); }
.lang .sep { color: var(--line); }

/* Mobile nav */
.nav-toggle { display: none; width: 30px; height: 30px; position: relative; }
.nav-toggle span { position: absolute; left: 3px; right: 3px; height: 1.5px; background: var(--ink); transition: transform .3s var(--ease), opacity .2s var(--ease); }
.nav-toggle span:nth-child(1) { top: 9px; }
.nav-toggle span:nth-child(2) { top: 15px; }
.nav-toggle span:nth-child(3) { top: 21px; }
body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { position: relative; padding-top: clamp(3.5rem, 7vw, 6.5rem); padding-bottom: clamp(3.5rem, 7vw, 6rem); overflow: hidden; }
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 4vw, 3.5rem); }
.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.9rem, 1.1rem + 2.4vw, 2.9rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--ink);
  max-width: 16ch;
}
.hero-title em { font-style: italic; color: var(--pine); }
.hero-lead { margin-top: 1.8rem; max-width: 46ch; }
.hero-actions { margin-top: 2.4rem; display: flex; flex-wrap: wrap; gap: 1rem; }

/* Proof strip */
.proof {
  margin-top: clamp(3rem, 6vw, 5rem);
  border-top: 1px solid var(--line);
  padding-top: 1.6rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.proof-item .proof-k {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.2rem);
  color: var(--ink);
  line-height: 1;
  letter-spacing: -0.01em;
}
.proof-item .proof-l {
  margin-top: 0.5rem;
  font-size: 0.82rem;
  color: var(--sage);
  letter-spacing: 0.02em;
}

/* ---------- Generic section header ---------- */
.section-head { display: grid; gap: 1.1rem; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head .lead { margin-top: 0.3rem; }

/* Two-column intro */
.split { display: grid; grid-template-columns: 1fr; gap: clamp(2rem, 5vw, 4.5rem); align-items: start; }
@media (min-width: 900px) { .split { grid-template-columns: 0.85fr 1.15fr; } }
.split-aside .eyebrow { margin-bottom: 1.2rem; }
.split-aside h2 { max-width: 14ch; }

.prose > * + * { margin-top: 1.25rem; }
.prose p { color: var(--ink-soft); }
.prose .lead + p { margin-top: 1.5rem; }

/* ---------- Services: defined-terms list ---------- */
.pillars { display: grid; grid-template-columns: 1fr; gap: clamp(3rem, 6vw, 5rem); }

.pillar-head { display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem; padding-bottom: 1.4rem; border-bottom: 2px solid var(--ink); flex-wrap: wrap; }
.pillar-head h3 { font-size: clamp(1.5rem, 1.1rem + 1.6vw, 2rem); }
.pillar-tag { font-family: var(--sans); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--brass); white-space: nowrap; }
.pillar-intro { margin-top: 1.4rem; max-width: 68ch; }

.terms { margin-top: 2rem; border-top: 1px solid var(--line); }
.term {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.35rem;
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--line);
}
@media (min-width: 720px) { .term { grid-template-columns: 15rem 1fr; gap: 2.5rem; } }
.term-name { font-family: var(--serif); font-size: 1.15rem; color: var(--ink); font-weight: 500; }
.term-desc { color: var(--ink-soft); }

/* ---------- Feature band (pine) ---------- */
.band {
  background: var(--pine);
  color: var(--on-pine);
  position: relative;
  overflow: hidden;
}
.band .container { position: relative; z-index: 1; }
.band h2, .band h3 { color: var(--on-pine); }
.band p { color: var(--on-pine-soft); }
.band-quote {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.6rem, 1.1rem + 2.4vw, 2.7rem);
  line-height: 1.22;
  letter-spacing: -0.015em;
  color: var(--on-pine);
  max-width: 20ch;
}
.band-quote em { font-style: italic; color: var(--brass-lt); }
.band-cite { margin-top: 2rem; font-size: 0.85rem; letter-spacing: 0.02em; color: var(--on-pine-soft); }

/* ---------- Clients / sectors ---------- */
.sectors { border-top: 1px solid var(--line); margin-top: 0.5rem; }
.sector {
  display: flex;
  align-items: baseline;
  gap: 1.5rem;
  padding: 1.35rem 0.25rem;
  border-bottom: 1px solid var(--line);
  transition: padding-left .35s var(--ease), background-color .35s var(--ease);
}
.sector:hover { padding-left: 1.1rem; background: var(--bone-2); }
.sector-name { font-family: var(--serif); font-size: clamp(1.25rem, 1rem + 1vw, 1.7rem); color: var(--ink); font-weight: 400; }
.sector-note { margin-left: auto; font-size: 0.82rem; color: var(--sage); letter-spacing: 0.02em; }

/* ---------- Cards (service teaser on home) ---------- */
.duo { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 820px) { .duo { grid-template-columns: 1fr 1fr; } }
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: clamp(1.8rem, 3vw, 2.6rem);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: border-color .35s var(--ease), transform .35s var(--ease);
}
.card:hover { border-color: var(--ink); transform: translateY(-3px); }
.card h3 { margin-top: 0.4rem; }
.card p { margin-top: 0.9rem; color: var(--ink-soft); }
.card .card-list { margin-top: 1.4rem; display: grid; gap: 0.55rem; }
.card .card-list li { font-size: 0.9rem; color: var(--sage); padding-left: 1rem; position: relative; }
.card .card-list li::before { content: ""; position: absolute; left: 0; top: 0.62em; width: 5px; height: 1px; background: var(--brass); }
.card .link { margin-top: auto; padding-top: 1.6rem; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr; gap: clamp(2.5rem, 5vw, 4.5rem); }
@media (min-width: 860px) { .contact-grid { grid-template-columns: 1.1fr 0.9fr; } }
.contact-list { border-top: 1px solid var(--line); }
.contact-row { display: grid; grid-template-columns: 11rem 1fr; gap: 1.5rem; padding: 1.25rem 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.contact-row dt { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.11em; text-transform: uppercase; color: var(--sage); overflow-wrap: break-word; }
.contact-row dd { color: var(--ink); font-size: 1.05rem; }
.contact-row dd a { background-image: linear-gradient(var(--brass), var(--brass)); background-size: 0% 1px; background-position: 0 100%; background-repeat: no-repeat; transition: background-size .35s var(--ease); padding-bottom: 2px; }
.contact-row dd a:hover { background-size: 100% 1px; }
.contact-card { background: var(--pine); color: var(--on-pine); padding: clamp(2rem, 4vw, 3rem); align-self: start; }
.contact-card h3 { color: var(--on-pine); }
.contact-card p { color: var(--on-pine-soft); margin-top: 1rem; }
.contact-card .btn { margin-top: 1.8rem; }

/* ---------- Page hero (interior) ---------- */
.page-hero { padding-top: clamp(3rem, 6vw, 5rem); padding-bottom: clamp(2rem, 4vw, 3rem); }
.page-hero .eyebrow { margin-bottom: 1.4rem; }
.page-hero h1 { max-width: 18ch; }
.page-hero .lead { margin-top: 1.6rem; max-width: 52ch; }
.breadcrumbs { font-size: 0.78rem; color: var(--sage); margin-bottom: 1.6rem; letter-spacing: 0.02em; }
.breadcrumbs a:hover { color: var(--ink); }
.breadcrumbs .sep { padding: 0 0.5rem; color: var(--line); }

/* ---------- Footer ---------- */
.site-footer { background: var(--pine-deep); color: var(--on-pine-soft); padding-block: clamp(3.5rem, 6vw, 5rem) 2rem; }
.footer-top { display: grid; grid-template-columns: 1fr; gap: 2.5rem; padding-bottom: 3rem; border-bottom: 1px solid var(--on-pine-line); }
@media (min-width: 780px) { .footer-top { grid-template-columns: 1.4fr 1fr 1fr; } }
.footer-brand .brand-mark { color: var(--on-pine); }
.footer-brand p { margin-top: 1.1rem; max-width: 34ch; font-size: 0.92rem; color: var(--on-pine-soft); }
.footer-col h4 { font-family: var(--sans); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--brass-lt); margin-bottom: 1.2rem; }
.footer-col ul { display: grid; gap: 0.7rem; }
.footer-col a { color: var(--on-pine-soft); font-size: 0.95rem; transition: color .25s var(--ease); }
.footer-col a:hover { color: var(--on-pine); }
.footer-col address { font-style: normal; font-size: 0.95rem; line-height: 1.8; color: var(--on-pine-soft); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding-top: 2rem; font-size: 0.8rem; color: var(--on-pine-soft); }
.footer-bottom .lang a { color: var(--on-pine-soft); }
.footer-bottom .lang a:hover, .footer-bottom .lang a[aria-current="true"] { color: var(--on-pine); }
.footer-bottom .lang { border-left: none; padding-left: 0; margin-left: 0; }
.footer-bottom .lang .sep { color: var(--on-pine-line); }
.footer-credit { display: flex; justify-content: center; padding-top: 1.6rem; }
.footer-credit a { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--on-pine-soft); font-size: 0.7rem; letter-spacing: 0.04em; }
.footer-credit img { width: 16px; height: 16px; filter: brightness(0) invert(1); opacity: 0.45; transition: opacity .25s var(--ease); }
.footer-credit .credit-text { opacity: 0.6; transition: opacity .25s var(--ease); white-space: nowrap; }
.footer-credit a:hover img, .footer-credit a:focus-visible img { opacity: 0.7; }
.footer-credit a:hover .credit-text, .footer-credit a:focus-visible .credit-text { opacity: 0.9; }

/* ---------- Reveal on scroll (progressive enhancement) ----------
   Content is fully visible by default. Only when JS confirms it can animate
   (html.js is set by an inline boot script) do we hide, then reveal. */
.reveal { transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-stagger] > * { transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js .reveal:not(.is-in) { opacity: 0; transform: translateY(18px); }
.js [data-stagger]:not(.is-in) > * { opacity: 0; transform: translateY(16px); }

/* ---------- Responsive nav ---------- */
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav {
    position: fixed;
    inset: 78px 0 auto 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: var(--bone);
    border-bottom: 1px solid var(--line);
    padding: 1rem var(--gutter) 2rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .3s var(--ease), transform .3s var(--ease);
    max-height: calc(100vh - 78px);
    overflow: auto;
  }
  body.nav-open .nav { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links { flex-direction: column; align-items: flex-start; gap: 0; width: 100%; }
  .nav-link { width: 100%; padding: 1rem 0; border-bottom: 1px solid var(--line-soft); font-size: 1.1rem; }
  .nav-link::after { display: none; }
  .lang { border-left: none; padding-left: 0; margin-left: 0; margin-top: 1.4rem; font-size: 0.9rem; }
}

@media (max-width: 560px) {
  .proof { grid-template-columns: 1fr; gap: 1.2rem; }
  .proof-item { display: flex; align-items: baseline; gap: 1rem; }
  .proof-item .proof-l { margin-top: 0; }
  .contact-row { grid-template-columns: 1fr; gap: 0.3rem; }
  /* keep the full "Geenens Consulting" lockup on mobile, tightened so it never overflows */
  .header-inner { gap: 1rem; }
  .brand-mark { font-size: 1.2rem; }
  .brand-sub { letter-spacing: 0.14em; }
}

/* ---------- Motion / print ---------- */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; scroll-behavior: auto !important; }
  .reveal, [data-stagger] > * { opacity: 1 !important; transform: none !important; }
}