/* Shared marketing chrome (landing-style header) */
:root {
  --chrome-bg: #0a0a0c;
  --chrome-line: rgba(255, 255, 255, 0.08);
  --chrome-line-strong: rgba(255, 255, 255, 0.12);
  --chrome-text: #f4f4f6;
  --chrome-lime: #d4ff00;
  --chrome-lime-ink: #101208;
  --chrome-max: 1180px;
  --header-h: 72px;
}

body.is-menu-open {
  overflow: hidden;
}

.site-header {
  --bg: var(--chrome-bg);
  --line: var(--chrome-line);
  --line-strong: var(--chrome-line-strong);
  --text: var(--chrome-text);
  --lime: var(--chrome-lime);
  --lime-ink: var(--chrome-lime-ink);
  --max: var(--chrome-max);
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease, backdrop-filter 0.2s ease;
  font-family: Manrope, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.site-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(10, 10, 12, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.site-header .wrap {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
  box-sizing: border-box;
}

.site-header .logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--text);
  flex-shrink: 0;
  text-decoration: none;
}

.site-header .logo-mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  overflow: hidden;
  flex-shrink: 0;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1);
}

.site-header .logo:hover .logo-mark,
.site-header .logo:focus-visible .logo-mark {
  transform: scale(1.06);
}

.site-header .logo-mark svg {
  width: 100%;
  height: 100%;
  display: block;
}

.site-header .nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
  min-width: 0;
  margin-left: 0;
}

.site-header .nav > a {
  padding: 8px 10px;
  color: #b0b0b8;
  font-size: 0.88rem;
  font-weight: 500;
  border-radius: 8px;
  transition: color 0.18s ease;
  text-decoration: none;
  white-space: nowrap;
  background: transparent;
}

.site-header .nav > a:hover,
.site-header .nav > a:focus-visible,
.site-header .nav > a[aria-current="page"] {
  color: #fff;
  outline: none;
}

.site-header .header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.site-header .header-actions .login {
  color: #e8e8ea;
  font-weight: 600;
  font-size: 0.92rem;
  padding: 8px 10px;
  transition: color 0.18s ease;
  text-decoration: none;
}

.site-header .header-actions .login:hover {
  color: #fff;
}

.site-header .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), background 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-header .btn:hover,
.site-header .btn:focus-visible {
  transform: translateY(-2px) scale(1.03);
  outline: none;
}

.site-header .btn:active {
  transform: translateY(0) scale(0.98);
}

.site-header .btn-lime {
  background: var(--lime);
  color: var(--lime-ink);
  box-shadow: 0 0 0 1px rgba(212, 255, 0, 0.25), 0 14px 44px rgba(212, 255, 0, 0.22);
}

.site-header .btn-lime:hover,
.site-header .btn-lime:focus-visible {
  background: #e0ff3a;
  box-shadow: 0 0 0 1px rgba(212, 255, 0, 0.4), 0 18px 52px rgba(212, 255, 0, 0.35);
}

.site-header .header-actions .btn-lime {
  min-height: 42px;
  padding: 0 20px;
  font-size: 0.9rem;
  box-shadow: 0 0 0 1px rgba(212, 255, 0, 0.22), 0 10px 32px rgba(212, 255, 0, 0.22);
}

.site-header .menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 0;
}

.site-header .menu-toggle span,
.site-header .menu-toggle span::before,
.site-header .menu-toggle span::after {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  position: relative;
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease, top 0.2s ease;
}

.site-header .menu-toggle span::before,
.site-header .menu-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
}

.site-header .menu-toggle span::before { top: -6px; }
.site-header .menu-toggle span::after { top: 6px; }

.site-header.is-open .menu-toggle span {
  background: transparent;
}

.site-header.is-open .menu-toggle span::before {
  top: 0;
  transform: rotate(45deg);
}

.site-header.is-open .menu-toggle span::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-header .nav-mobile-actions {
  display: none;
}

@media (max-width: 1100px) {
  .site-header .nav > a {
    padding: 8px 8px;
    font-size: 0.82rem;
  }
}

@media (max-width: 980px) {
  :root { --header-h: 64px; }

  .site-header {
    padding-top: env(safe-area-inset-top, 0);
  }

  .site-header .wrap {
    width: 100%;
    max-width: var(--max);
    margin-inline: auto;
    padding-inline: 20px;
    justify-content: space-between;
    gap: 12px;
  }

  .site-header .nav { display: none; }
  .site-header .menu-toggle { display: inline-flex; }
  .site-header .header-actions { margin-left: auto; }
  .site-header .header-actions .login,
  .site-header .header-actions .btn {
    display: none;
  }

  .site-header.is-open {
    background: rgba(10, 10, 12, 0.98);
    border-bottom-color: var(--line);
  }

  .site-header.is-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(var(--header-h) + env(safe-area-inset-top, 0px));
    left: 0;
    right: 0;
    max-height: calc(100dvh - var(--header-h) - env(safe-area-inset-top, 0px));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: rgba(10, 10, 12, 0.98);
    border-bottom: 1px solid var(--line);
    padding: 10px 20px calc(22px + env(safe-area-inset-bottom, 0px));
    align-items: stretch;
    gap: 2px;
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.45);
  }

  .site-header.is-open .nav > a {
    min-height: 48px;
    display: flex;
    align-items: center;
    padding: 12px 12px;
    font-size: 1.05rem;
    border-radius: 12px;
    white-space: normal;
  }

  .site-header.is-open .nav > a:hover,
  .site-header.is-open .nav > a:focus-visible {
    background: rgba(255, 255, 255, 0.04);
  }

  .site-header.is-open .nav-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
  }

  .site-header.is-open .nav-mobile-actions .login {
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--line-strong);
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    color: #e8e8ea;
    text-decoration: none;
  }

  .site-header.is-open .nav-mobile-actions .btn {
    width: 100%;
    min-height: 48px;
    display: inline-flex;
  }
}