/* Dubois & Co. brand kit v1.0 — brand.html is the visual contract. */

:root {
  /* colour */
  --pine: #18594a;       /* sampled from the logo */
  --pine-deep: #0f3b31;  /* bands, footers, dark grounds */
  --moss: #6f8f7f;       /* muted text, secondary marks */
  --bark: #8a6a4f;       /* rare warm accent; never for text on paper */
  --paper: #faf9f6;
  --ink: rgba(24, 89, 74, 0.86);
  --muted: rgba(24, 89, 74, 0.62);
  --rule: rgba(24, 89, 74, 0.16);
  --wash: rgba(24, 89, 74, 0.045);

  /* type */
  --serif: "EB Garamond", Garamond, Georgia, serif;
  --sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;

  /* layout */
  --gutter: clamp(20px, 5vw, 76px);
  --measure: 46rem;
}

*, *::before, *::after { box-sizing: border-box; }

html { background: var(--paper); }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
  color: var(--pine);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }

::selection { background: var(--pine); color: var(--paper); }
:focus-visible { outline: 2px solid var(--pine); outline-offset: 3px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

/* headings: EB Garamond, sentence case. The only uppercase is .label. */
.serif, h1, h2, h3 { font-family: var(--serif); font-weight: 400; }
.label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
}

/* links */
.link {
  text-decoration: none;
  color: var(--ink);
  transition: color 0.2s ease;
}
.link:hover { color: var(--pine); }
.link-underline {
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(24, 89, 74, 0.4);
  transition: text-decoration-color 0.2s ease;
}
.link-underline:hover { text-decoration-color: var(--pine); }

/* language toggle */
.lang {
  display: inline-flex;
  gap: 0.35rem;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
}
.lang a { text-decoration: none; color: var(--muted); }
.lang a:hover { color: var(--pine); }
.lang [aria-current] { color: var(--pine); }

/* ---------- home ---------- */
.home {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  padding: 5rem var(--gutter);
}
.home .lang { position: absolute; top: 1.5rem; right: var(--gutter); }
.home h1 { margin: 0; }
.home-logo { width: min(78vw, 560px); }
.home-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 0.75rem;
  font-size: 16px;
  font-weight: 500;
}
.home-nav .sep { color: rgba(24, 89, 74, 0.3); }

.fade-up { animation: fade-up 0.7s ease-out both; }
.fade-up.d1 { animation-delay: 0.12s; }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: none; }
}

/* ---------- chrome (subpages) ---------- */
.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem var(--gutter);
}
.site-header .brand img { height: 52px; width: auto; }
.site-nav { display: flex; align-items: center; gap: 1.75rem; font-size: 13px; font-weight: 500; }
.site-nav .links { display: flex; gap: 1.75rem; }

.site-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.75rem var(--gutter);
  border-top: 1px solid var(--rule);
  font-size: 13px;
  font-weight: 500;
}
.site-footer nav { display: flex; flex-wrap: wrap; align-items: center; gap: 1.5rem; }
.site-footer .copy { color: var(--muted); font-weight: 400; }
.site-footer .brand img { height: 30px; width: auto; }

@media (max-width: 560px) {
  .site-nav .links { display: none; }
}

/* ---------- about ---------- */
.page { flex: 1; padding: clamp(3rem, 8vw, 6rem) var(--gutter) 5rem; }
.wrap { max-width: var(--measure); margin: 0 auto; }
.page h1 {
  margin: 0 0 2rem;
  max-width: 18ch;
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: 1.02;
  letter-spacing: -0.015em;
  color: var(--pine);
}
.prose { font-size: clamp(15.5px, 1.3vw, 18px); color: var(--ink); }
.prose p { margin: 0 0 1.25rem; }
.industries { list-style: none; margin: 2rem 0 0; padding: 0; border-top: 1px solid var(--rule); }
.industries li { padding: 1.1rem 0; border-bottom: 1px solid var(--rule); }
.industries b { display: block; font-family: var(--serif); font-size: 22px; font-weight: 400; line-height: 1.25; color: var(--pine); }
.industries span { display: block; margin-top: 0.3rem; font-size: 15px; color: var(--muted); }

.section { margin-top: 4.5rem; padding-top: 2.5rem; border-top: 1px solid var(--rule); }
.section h2 {
  margin: 0.5rem 0 2rem;
  font-size: clamp(28px, 3.4vw, 38px);
  line-height: 1.1;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}
.grid-3 h3 { margin: 0 0 0.5rem; font-size: 22px; line-height: 1.2; }
.grid-3 p { margin: 0; font-size: 15px; color: var(--ink); }
.grid-3 .num { display: block; margin-bottom: 0.75rem; }
@media (max-width: 720px) {
  .grid-3 { grid-template-columns: 1fr; gap: 1.75rem; }
}

.cta { margin-top: 4.5rem; font-size: 17px; color: var(--ink); }

/* ---------- companies ---------- */
.companies { list-style: none; margin: 3.5rem 0 0; padding: 0; border-top: 1px solid var(--rule); }
.company {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--rule);
}
.company-mark {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 12px;
  background: var(--wash);
  font-family: var(--serif);
  font-size: 28px;
  color: var(--pine);
}
.company-mark:has(img) { background: none; }
.company-mark img { width: 100%; height: 100%; object-fit: contain; }
.company h2 { margin: 0.35rem 0 0.4rem; font-size: 26px; line-height: 1.15; }
.company p { margin: 0 0 0.75rem; font-size: 15px; color: var(--ink); max-width: 36rem; }
.company .site { font-size: 14px; }
@media (max-width: 480px) {
  .company { grid-template-columns: 48px minmax(0, 1fr); gap: 1rem; }
  .company-mark { width: 48px; height: 48px; font-size: 22px; border-radius: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  .fade-up { animation: none; }
  * { transition: none !important; }
}