/* ============================================================
   Site header + lean menu overlay
   Self-contained: does not depend on br-market-group.br.css
   ============================================================ */

:root {
  --site-header-h: 72px;
  --site-bg: #0a0a0a;
  --site-fg: #f5f5f5;
  --site-fg-dim: rgba(245, 245, 245, 0.55);
  --site-accent: #e5e4e2;
}

/* Top sticky nav bar -------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  pointer-events: none;
}
.site-header > * {
  pointer-events: auto;
}

.site-nav {
  position: relative;
  z-index: 110; /* Sit above the overlay so the X is clickable */
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 24px;
  height: var(--site-header-h);
  box-sizing: border-box;
}

.site-nav__brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}
.site-nav__brand img {
  display: block;
  height: 44px;
  width: auto;
}

.site-nav__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-nav__cta {
  --cta-ease: cubic-bezier(0.65, 0.05, 0.36, 1);
  --cta-duration: 450ms;
  display: inline-flex;
  align-items: center;
  padding: 12px 22px;
  border-radius: 999px;
  background: transparent;
  border: 1.5px solid var(--text-colors--dividers-lines);
  color: var(--text-colors--main);
  font-family: 'Satoshi', sans-serif;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-transform: lowercase;
  text-decoration: none;
  overflow: hidden;
  transition: border-color var(--cta-duration) var(--cta-ease);
}
.site-nav__cta-label {
  display: inline-flex;
  flex-direction: column;
  height: 1em;
  line-height: 1;
  overflow: hidden;
}
.site-nav__cta-text {
  display: block;
  line-height: 1;
  transform: translateY(0);
  transition: transform var(--cta-duration) var(--cta-ease);
}
.site-nav__cta:hover .site-nav__cta-text,
.site-nav__cta:focus-visible .site-nav__cta-text,
.site-nav__cta:active .site-nav__cta-text {
  transform: translateY(-100%);
}
.site-nav__cta:hover,
.site-nav__cta:focus-visible {
  background: transparent;
  border-color: var(--text-colors--main);
  outline: none;
}

/* Burger ------------------------------------------------------------------- */
.site-nav__burger {
  --burger-size: 44px;
  position: relative;
  width: var(--burger-size);
  height: var(--burger-size);
  padding: 0;
  background: transparent;
  border: 1px solid rgba(245, 245, 245, 0.25);
  border-radius: 999px;
  cursor: pointer;
  color: var(--site-fg);
}
.site-nav__burger:hover,
.site-nav__burger:focus-visible {
  border-color: var(--site-fg);
  outline: none;
}
.site-nav__burger-line {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  transform-origin: center;
  transition:
    transform 280ms cubic-bezier(0.65, 0, 0.35, 1),
    top 280ms cubic-bezier(0.65, 0, 0.35, 1);
}
.site-nav__burger-line:nth-child(1) {
  transform: translate(-50%, -5px);
}
.site-nav__burger-line:nth-child(2) {
  transform: translate(-50%, 5px);
}
.site-nav__burger[aria-expanded="true"] {
  background: var(--site-fg);
  color: var(--site-bg);
  border-color: var(--site-fg);
}
.site-nav__burger[aria-expanded="true"] .site-nav__burger-line:nth-child(1) {
  transform: translate(-50%, 0) rotate(45deg);
}
.site-nav__burger[aria-expanded="true"] .site-nav__burger-line:nth-child(2) {
  transform: translate(-50%, 0) rotate(-45deg);
}

/* Overlay ------------------------------------------------------------------ */
.site-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 90;
  isolation: isolate;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 320ms cubic-bezier(0.65, 0, 0.35, 1),
    visibility 0s linear 320ms;
}
.site-menu-overlay.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transition:
    opacity 320ms cubic-bezier(0.65, 0, 0.35, 1),
    visibility 0s linear 0s;
}

.site-menu-overlay__backdrop {
  position: absolute;
  inset: 0;
  background: var(--site-bg);
  opacity: 0.96;
}

.site-menu-overlay__panel {
  position: relative;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--site-header-h) + 32px) 32px 32px;
  box-sizing: border-box;
  max-width: 1280px;
  margin: 0 auto;
}

.site-menu-overlay__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.site-menu-overlay__list li {
  overflow: hidden;
}

.site-menu-overlay__link {
  display: flex;
  align-items: baseline;
  gap: 24px;
  padding: 8px 0;
  text-decoration: none;
  color: var(--site-fg);
  font-family: 'Satoshi', sans-serif;
  font-weight: 300; /* Satoshi Light — closest to "thin" we have on disk */
  font-size: clamp(20px, 3.5vw, 40px);
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: opacity 200ms ease, letter-spacing 280ms cubic-bezier(0.65, 0, 0.35, 1);
}
.site-menu-overlay__link:hover,
.site-menu-overlay__link:focus-visible {
  opacity: 0.65;
  letter-spacing: 0.12em;
  outline: none;
}
.site-menu-overlay__link--cta {
  text-transform: lowercase;
  letter-spacing: 0.06em;
}

.site-menu-overlay__link[aria-current="page"] {
  color: var(--site-accent);
}
.site-menu-overlay__link[aria-current="page"]::after {
  content: " ↳ here";
  font-size: 0.28em;
  letter-spacing: 0.04em;
  font-weight: 400;
  text-transform: none;
  opacity: 0.6;
}

.site-menu-overlay__num {
  font-size: 0.3em;
  font-variant-numeric: tabular-nums;
  color: var(--site-fg-dim);
  font-weight: 400;
  letter-spacing: 0.04em;
  min-width: 2ch;
}

.site-menu-overlay__social {
  list-style: none;
  margin: 32px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}
.site-menu-overlay__social a {
  color: var(--site-fg-dim);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.04em;
  transition: color 180ms ease;
}
.site-menu-overlay__social a:hover,
.site-menu-overlay__social a:focus-visible {
  color: var(--site-fg);
  outline: none;
}

/* Body scroll lock while menu open ----------------------------------------- */
body.menu-open {
  overflow: hidden;
}

/* Reduced motion ----------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .site-nav__burger-line,
  .site-menu-overlay__backdrop,
  .site-menu-overlay__link,
  .site-nav__cta,
  .site-nav__cta-text {
    transition: none !important;
  }
  .site-nav__cta:hover .site-nav__cta-text,
  .site-nav__cta:focus-visible .site-nav__cta-text {
    transform: translateY(0);
  }
}