/* =========================================================
   BOLI CARE · BASE
   Reset · typography · container · utilities · reveal
   ========================================================= */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-base);
  color: var(--ink-soft);
  background: var(--bg-wash);
  overflow-x: hidden;
  min-height: 100vh;
}

/* Animated background wash - very slow breath
   Promoted to its own compositor layer so scroll doesn't trigger repaints. */
body::after {
  content: '';
  position: fixed;
  inset: -10%;
  background:
    radial-gradient(800px 600px at 15% 20%, rgba(13,91,63,.09), transparent 55%),
    radial-gradient(900px 700px at 85% 80%, rgba(192,138,46,.11), transparent 55%),
    radial-gradient(700px 500px at 60% 50%, rgba(200,84,58,.05), transparent 55%);
  pointer-events: none;
  z-index: 0;
  transform: translateZ(0);
  contain: layout paint style;
}
@keyframes wash {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(-2%, 1%, 0) scale(1.04); }
}

/* Subtle paper grain - promoted to its own layer; no mix-blend-mode
   (mix-blend-mode on a fixed full-viewport layer is one of the worst
   scroll-perf offenders, forcing a full repaint on every frame). */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: var(--z-grain);
  pointer-events: none;
  opacity: .035;
  background-image:
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence baseFrequency='.9' numOctaves='2' seed='7'/><feColorMatrix values='0 0 0 0 0  0 0 0 0 0  0 0 0 0 0  0 0 0 .9 0'/></filter><rect width='180' height='180' filter='url(%23n)'/></svg>");
  will-change: transform;
  transform: translateZ(0);
  contain: layout paint style;
}

/* ─── Typography ─── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-head);
  color: var(--ink);
  font-weight: 500;
  letter-spacing: var(--tr-snug);
  line-height: var(--lh-snug);
}
h1 em, h2 em, h3 em {
  font-style: italic;
  font-weight: 400;
  color: var(--green);
}

p { color: inherit; }

a { color: inherit; text-decoration: none; }
img, svg, video { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
ul { list-style: none; }

/* Selection */
::selection { background: var(--green); color: var(--paper); }

/* Focus states - accessibility-first */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 4px;
}
.btn:focus-visible,
.lang-dropdown-btn:focus-visible {
  outline-offset: 4px;
}

/* ─── Containers ─── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  position: relative;
  z-index: var(--z-base);
}
.container-narrow {
  max-width: var(--max-w-narrow);
  margin: 0 auto;
  padding: 0 var(--sp-6);
  position: relative;
  z-index: var(--z-base);
}

/* ─── Eyebrow (section label) ─── */
.eyebrow {
  font-family: var(--font-body);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: var(--tr-eyebrow);
  text-transform: uppercase;
  color: var(--ink-muted);
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: currentColor;
  opacity: .55;
}
.eyebrow.eyebrow-muted { color: var(--ink-muted); }
.eyebrow.eyebrow-gold  { color: var(--gold); }
.eyebrow.eyebrow-green { color: var(--green); }
.eyebrow.eyebrow-light { color: var(--gold-soft); }
.eyebrow.eyebrow-coral { color: var(--coral-deep); }
.eyebrow-center {
  display: block;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
.eyebrow-center::before { display: none; }

/* ─── Section rhythm ─── */
.section { padding: var(--sp-section) 0; position: relative; }
.section-head { margin-bottom: clamp(48px, 6vw, 80px); }
.section-head.center { text-align: center; margin-left: auto; margin-right: auto; max-width: 720px; }
.section-head > * + * { margin-top: var(--sp-5); }

/* Keep long marketing pages responsive by letting the browser skip painting
   below-the-fold sections until they approach the viewport. */
@supports (content-visibility: auto) {
  main > section:not(:first-child) {
    content-visibility: auto;
    contain-intrinsic-size: 1px 960px;
  }
}

/* ─── Reveal animations ───
   Kept very subtle: a short fade only (no Y translation, short duration)
   so users don't get the impression that content "pops in" as they scroll. */
.reveal {
  opacity: 1;
  transform: none;
}
.reveal.in { opacity: 1; transform: none; }
.stagger > .reveal { transition-delay: 0 !important; }

/* ─── Utilities ─── */
.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;
}
.no-scroll { overflow: hidden; }

/* ─── Responsive base ─── */
@media (max-width: 680px) {
  .container, .container-narrow { padding: 0 22px; }
}