/* BVQ design preview — shell refinement.
   Existing copy, brand assets and color tokens remain authoritative. */

/* A quiet, opaque masthead: stable at arrival and while scrolling. */
.header {
  background: var(--bvq-bg);
  border-bottom-color: var(--bvq-line);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  min-height: var(--bvq-header-h);
}
.header > .brand { gap: 1rem; }
.header > .brand img { width: 4.5rem; }
.header > .brand span { letter-spacing: .17em; }
.header .nav { gap: clamp(1rem, 1.8vw, 1.75rem); font-size: .875rem; }
.header .nav > a:not(.button) { min-height: 3rem; }
.header .button { border-radius: var(--bvq-r12); font-weight: 550; }
.header .nav > a[aria-current="true"]::after { height: 1px; bottom: .5rem; }

/* One location indicator travels between desktop section links. */
.nav-marker { display: none; }
@media (min-width: 1051px) {
  .header .nav[data-section-tracker] { position: relative; }
  .header .nav[data-section-tracker] > a[aria-current="true"]::after { content: none; }
  .header .nav-marker {
    display: block; position: absolute; top: 0; left: 0;
    width: 1px; height: 2px; background: var(--bvq-accent);
    transform-origin: left center; pointer-events: none; opacity: 0;
    transition: transform 280ms var(--bvq-ease), opacity 120ms var(--bvq-ease);
  }
  .header .nav-marker[data-visible] { opacity: 1; }
  .header .nav-marker[data-snap],
  html[data-bvq-input="keyboard"] .header .nav-marker { transition: none; }
}
@media (max-width: 1050px) {
  .header[data-menu="open"] .nav[data-section-tracker] > a[aria-current="true"] {
    color: var(--bvq-accent-ink); border-bottom-color: var(--bvq-accent);
  }
}
@media (prefers-reduced-motion: reduce) { .header .nav-marker { transition: none; } }

/* The title and globe share a deliberate grid rather than overlapping. */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  align-items: center;
  justify-content: initial;
  gap: clamp(1.5rem, 4vw, 4rem);
  min-height: 0;
  padding: clamp(3.5rem, 5.5vw, 5rem) max(var(--bvq-gutter), calc((100% - var(--bvq-max)) / 2));
  background-image: none;
}
.hero::after { content: none; }
.hero__content { min-width: 0; max-width: 40rem; }
.hero .display {
  font-size: clamp(3.5rem, 6.2vw, 5.5rem);
  line-height: 1.04;
  font-weight: 500;
  letter-spacing: -.035em;
}
.hero__lead {
  max-width: 30rem;
  margin: 1.75rem 0 1rem;
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  line-height: 1.55;
  text-wrap: pretty;
}
.hero__detail {
  max-width: 29rem;
  margin-bottom: 2rem;
  font-size: .875rem;
  line-height: 1.6;
  text-wrap: pretty;
}
.hero__actions { gap: 1.5rem; }
.hero__actions .button { min-height: 3.375rem; border-radius: var(--bvq-r12); padding-inline: 1.5rem; }
.hero__actions .text-link { font-size: .9375rem; }
.hero__art {
  position: relative;
  inset: auto;
  width: 100%;
  height: clamp(23rem, 37vw, 33rem);
  max-width: none;
  margin: 0;
  opacity: 1;
  align-self: center;
  justify-self: center;
}

/* The company description reads as an editorial statement. */
#about { padding-block: clamp(4rem, 6.7vw, 6rem); }
.about {
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(3rem, 7vw, 7rem);
}
.about .eyebrow { margin-top: 0; }
.about__title {
  margin-top: 1.25rem;
  font-size: clamp(2.25rem, 3.7vw, 3.5rem);
  line-height: 1.12;
  letter-spacing: -.03em;
}
.about__copy { padding-top: .25rem; }
.about__copy > .lead {
  max-width: 34rem;
  margin-bottom: 1.5rem;
  font-size: clamp(1.375rem, 2vw, 1.75rem);
  line-height: 1.45;
  letter-spacing: -.02em;
  font-weight: 450;
}
.about__copy > .body { max-width: 67ch; font-size: 1rem; line-height: 1.8; }
.about__copy > .stat {
  display: grid;
  grid-template-columns: minmax(7rem, .75fr) minmax(0, 1.25fr);
  align-items: baseline;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--bvq-line);
}
.about .stat dt { color: var(--bvq-fg-muted); font-size: .8125rem; letter-spacing: 0; text-transform: none; }
.about .stat dd { margin: 0; font-size: 1rem; font-weight: 500; line-height: 1.5; letter-spacing: -.01em; }

/* Contact is a reading column paired with a precise, practical form. */
.contact { padding-block: clamp(4rem, 7vw, 6.5rem); }
.contact__inner {
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(3rem, 7vw, 7rem);
  align-items: start;
}
.contact__copy { padding-top: 1.5rem; }
.contact .eyebrow { margin-top: 0; margin-bottom: 1.5rem; }
.contact h2 {
  max-width: 30rem;
  font-size: clamp(2.5rem, 4.2vw, 3.75rem);
  line-height: 1.1;
  letter-spacing: -.035em;
  font-weight: 500;
}
.contact__intro { max-width: 25rem; margin-top: 1.75rem; line-height: 1.7; font-size: 1.0625rem; }
.contact-form {
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 0;
  border-radius: var(--bvq-r16);
  box-shadow: none;
}
.contact-form h3 { font-size: 1.5rem; line-height: 1.3; letter-spacing: -.025em; font-weight: 550; }
.contact-form__help { max-width: 48ch; margin-bottom: 1.75rem; font-size: .9375rem; }
.contact-form__row { gap: 1rem; }
.contact-form__field { gap: .625rem; margin-bottom: 1.25rem; }
.contact-form label { font-size: .875rem; font-weight: 500; }
.contact-form :is(input, select, textarea) {
  min-height: 3.375rem;
  border-radius: var(--bvq-r8);
  background: var(--bvq-bg);
  border-color: #c6cbd4;
  padding: .875rem 1rem;
  caret-color: var(--bvq-accent);
}
.contact-form textarea { min-height: 8.5rem; line-height: 1.6; }
.contact-form__privacy { font-size: .8125rem; line-height: 1.65; margin: .25rem 0 1.5rem; }
.contact-form__submit { border-radius: var(--bvq-r12); font-size: .9375rem; justify-content: space-between; }

/* Footer information is aligned, with enough room to scan and verify it. */
.footer { padding-block: 4rem 1.75rem; background: var(--bvq-bg); }
.footer__grid { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr) minmax(9rem, .65fr); gap: 3rem; }
.footer__grid > .brand { width: max-content; max-width: 100%; }
.footer .brand img { width: 5.5rem; }
.footer__about > strong { font-size: 1rem; font-weight: 550; }
.footer__about > p { max-width: 37ch; margin-top: .75rem; line-height: 1.7; }
.footer__address { margin-block: 1rem .5rem; line-height: 1.7; }
.footer__about > a { display: flex; width: fit-content; min-height: 2.75rem; }
.footer__links { gap: .25rem; align-items: flex-start; }
.footer__links :is(a, button) { font-size: .875rem; }
.footer__bottom { margin-top: 3rem; padding-top: 1.5rem; font-size: .8125rem; }

/* Legal pages retain the same site shell and an unhurried reading measure. */
.legal { width: 100%; max-width: 52rem; padding-block: clamp(3rem, 7vw, 5rem) 6rem; }
.legal h1 { font-size: clamp(2.5rem, 5vw, 3.5rem); line-height: 1.1; letter-spacing: -.03em; }
.legal h2 { margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--bvq-line); font-size: 1.375rem; letter-spacing: -.02em; }
.legal p, .legal li { line-height: 1.8; }

@media (max-width: 1050px) {
  .header > .brand img { width: min(4rem, 64px); }
  .header[data-menu="open"] .nav { top: 100%; box-shadow: none; padding-block: .75rem 1.5rem; }
  .header[data-menu="open"] .nav > a:not(.button) { min-height: 3.5rem; border-bottom: 1px solid var(--bvq-line); }
  .header[data-menu="open"] .nav > a[aria-current="true"]::after { content: none; }
  .header .menu-toggle { width: 44px; height: 44px; min-width: 44px; min-height: 44px; border-radius: var(--bvq-r12); background: var(--bvq-bg-grouped); }
  .hero { gap: 1.25rem; padding-block: 3.5rem; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
  .hero .display { font-size: clamp(2.75rem, 5.7vw, 3.75rem); }
  .hero__art { height: 24rem; }
  .about, .contact__inner { gap: 3rem; }
}

@media (max-width: 900px) {
  .about { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .about__copy { max-width: 44rem; }
  .contact__inner { grid-template-columns: minmax(0, 1fr); max-width: 44rem; gap: 2rem; }
  .contact__copy { padding-top: 0; }
  .contact h2 { max-width: none; font-size: 3rem; }
  .contact__intro { max-width: 34rem; margin-bottom: 0; }
  .footer__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 2rem; }
  .footer__links { grid-column: 2; }
}

@media (max-width: 760px) {
  .hero { grid-template-columns: minmax(0, 1fr); padding-block: 2.75rem; }
  .hero__content { max-width: 34rem; }
  .hero .display { font-size: clamp(2.75rem, 7.5vw, 3.5rem); }
  .hero__art { position: absolute; inset: 0 0 0 auto; width: 65%; height: 100%; opacity: .7; }
  .hero::after { content: ""; background: linear-gradient(100deg, rgba(8, 13, 24, 0.92) 0%, rgba(8, 13, 24, 0.72) 34%, rgba(8, 13, 24, 0) 62%); }
  .hero__lead { max-width: 30rem; font-size: 1.0625rem; }
}

@media (max-width: 600px) {
  .header > .brand { gap: .75rem; min-width: 0; flex-shrink: 1; }
  .header > .brand span { display: inline; font-size: .625rem; }
  .hero { min-height: 0; padding-top: 2.25rem; padding-bottom: 2.5rem; }
  .hero .display { font-size: clamp(2.5rem, 10.5vw, 3.25rem); line-height: 1.05; }
  .hero__art { inset: 0; width: 100%; opacity: .7; }
  .hero::after { background: linear-gradient(180deg, rgba(8, 13, 24, 0.95) 0%, rgba(8, 13, 24, 0.91) 62%, rgba(8, 13, 24, 0.83) 85%, rgba(8, 13, 24, 0.46) 96%, rgba(8, 13, 24, 0.42) 100%); }
  .hero__lead { margin-top: 1.5rem; margin-bottom: .875rem; line-height: 1.6; }
  .hero__detail { margin-bottom: 1.5rem; font-size: .8125rem; }
  .hero__actions { gap: 1.25rem; }
  .hero__actions .button { padding-inline: 1.25rem; }
  #about { padding-block: 3.5rem; }
  .about { gap: 1.75rem; }
  .about__title { font-size: 2.375rem; }
  .about__copy > .lead { font-size: 1.375rem; }
  .about__copy > .stat { grid-template-columns: minmax(0, 1fr); gap: .5rem; }
  .contact { padding-block: 3.5rem; }
  .contact h2 { font-size: clamp(2.125rem, 8.8vw, 2.75rem); }
  .contact__intro { margin-top: 1.25rem; font-size: 1rem; }
  .contact-form { padding: 1.5rem 1.25rem; border-radius: var(--bvq-r12); }
  .contact-form__row { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .contact-form__help { font-size: .875rem; }
  .footer { padding-block: 3rem 1.5rem; }
  .footer__grid { grid-template-columns: minmax(0, 1fr); gap: 2rem; }
  .footer__links { grid-column: auto; flex-direction: row; flex-wrap: wrap; gap: 0 1.25rem; padding-top: 1rem; border-top: 1px solid var(--bvq-line); }
  .footer__bottom { margin-top: 1.5rem; }
}