/* Shared public navigation. Keep selectors isolated from legacy page chrome. */
:root {
  --sk-nav-height: 72px;
  --sk-nav-top: env(safe-area-inset-top, 0px);
}

.sk-nav-shell { height: calc(var(--sk-nav-height) + var(--sk-nav-top)); flex: 0 0 auto; }
html { scroll-padding-top: calc(var(--sk-nav-height) + var(--sk-nav-top) + 20px); }
/* The feature pages' existing keyboard shortcut must clear the fixed header. */
a.skip[href="#content"]:focus { position: fixed; z-index: 1500; }

#sk-site-header {
  --nav-bg: #0c0d15;
  --nav-panel: #11131e;
  --nav-border: #2a2d40;
  --nav-text: #f0f1f8;
  --nav-muted: #a1a8c1;
  --nav-accent: #b6b4ff;
  position: fixed;
  display: block;
  z-index: 1400;
  inset: 0 0 auto;
  width: 100%;
  min-width: 0;
  max-width: none;
  height: calc(var(--sk-nav-height) + var(--sk-nav-top));
  min-height: 0;
  max-height: none;
  padding: var(--sk-nav-top) 0 0;
  margin: 0;
  border: 0;
  border-bottom: 1px solid rgba(169, 174, 212, .16);
  border-radius: 0;
  background: var(--nav-bg);
  color: var(--nav-text);
  font-family: "Onest", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.45;
  text-align: left;
  text-transform: none;
  letter-spacing: normal;
  box-shadow: 0 4px 28px #00000014;
  overflow: visible;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  filter: none;
  transform: none;
  color-scheme: dark;
}

#sk-site-header, #sk-site-header * { box-sizing: border-box; }
#sk-site-header a { color: inherit; text-decoration: none; -webkit-text-fill-color: currentColor; }
#sk-site-header a::after { content: none; }
#sk-site-header a:focus-visible,
#sk-site-header summary:focus-visible {
  outline: 2px solid #aaa7ff;
  outline-offset: 3px;
}
#sk-site-header summary { list-style: none; cursor: pointer; }
#sk-site-header summary::-webkit-details-marker { display: none; }
#sk-site-header summary::marker { content: ""; }
#sk-site-header summary::after { content: none; }
#sk-site-header svg { display: block; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
#sk-site-header .sk-nav-inner { display: flex; align-items: center; gap: 20px; width: 100%; max-width: 1280px; height: var(--sk-nav-height); margin: 0 auto; padding: 0 24px; }
#sk-site-header .sk-nav-brand { display: inline-flex; align-items: center; flex: 0 0 auto; width: 104px; min-height: 44px; margin: 0 8px 0 0; padding: 0; background: none; border: 0; border-radius: 6px; }
#sk-site-header .sk-nav-brand .sk-brand-logo { width: 104px; }
#sk-site-header .sk-nav-desktop { display: flex; flex: 1 1 auto; align-items: center; justify-content: center; gap: 2px; margin: 0; padding: 0; width: auto; background: none; }
#sk-site-header .sk-nav-group { position: relative; flex: 0 0 auto; margin: 0; padding: 0; border: 0; background: none; }
#sk-site-header .sk-nav-group > summary,
#sk-site-header .sk-nav-link,
#sk-site-header .sk-nav-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 10px;
  margin: 0;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: #ced1e0;
  font: inherit;
  font-weight: 500;
  white-space: nowrap;
  text-decoration: none;
  transition: color .16s ease, background .16s ease;
}
#sk-site-header .sk-nav-chevron { width: 16px; height: 16px; color: var(--nav-muted); transition: transform .18s ease; }
#sk-site-header details[open] > summary > .sk-nav-chevron { transform: rotate(180deg); }
#sk-site-header .sk-nav-group[open] > summary,
#sk-site-header .sk-nav-group[data-active] > summary,
#sk-site-header .sk-nav-link[data-active],
#sk-site-header .sk-nav-link[aria-current],
#sk-site-header .sk-nav-login[aria-current] { color: var(--nav-accent); background: #8a80ff13; }
#sk-site-header .sk-nav-dropdown {
  position: absolute;
  top: calc(100% + 13px);
  left: 0;
  display: grid;
  gap: 3px;
  width: 336px;
  max-height: calc(100vh - 116px);
  max-height: calc(100dvh - 116px);
  overflow: auto;
  overscroll-behavior: contain;
  margin: 0;
  padding: 10px;
  border: 1px solid var(--nav-border);
  border-radius: 18px;
  background: var(--nav-panel);
  box-shadow: 0 24px 64px #00000066, 0 4px 12px #00000033;
}
#sk-site-header .sk-nav-dropdown-right { left: auto; right: 0; }
#sk-site-header .sk-nav-eyebrow { display: block; padding: 9px 12px; color: var(--nav-muted); font-size: 11px; font-weight: 500; line-height: 1.5; letter-spacing: .07em; text-transform: uppercase; }
#sk-site-header .sk-nav-dropdown a { display: flex; flex-direction: column; align-items: flex-start; gap: 4px; min-height: 58px; margin: 0; padding: 12px; border: 1px solid transparent; border-radius: 10px; background: none; color: var(--nav-text); font-size: 14px; line-height: 1.4; white-space: normal; }
#sk-site-header .sk-nav-dropdown a > span { font-weight: 600; }
#sk-site-header .sk-nav-dropdown small { display: block; color: var(--nav-muted); font-size: 12px; font-weight: 400; line-height: 1.5; }
#sk-site-header .sk-nav-dropdown a[aria-current] { background: #8375ff17; border-color: #857aff4d; color: var(--nav-accent); }
#sk-site-header .sk-nav-dropdown .sk-nav-dropdown-bottom { flex-direction: row; align-items: center; justify-content: space-between; min-height: 46px; margin-top: 6px; border-top-color: var(--nav-border); border-radius: 0 0 9px 9px; color: var(--nav-accent); }
#sk-site-header .sk-nav-actions { display: flex; flex: 0 0 auto; align-items: center; gap: 10px; margin: 0; padding: 0; }
#sk-site-header .sk-nav-start,
#sk-site-header .sk-nav-support {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  gap: 9px;
  min-height: 44px;
  margin: 0;
  padding: 10px 16px;
  border: 1px solid #a49aff38;
  border-radius: 11px;
  background: linear-gradient(115deg, #6257dc, #8052db);
  color: #fff;
  font: inherit;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 4px 18px #7054df20;
  transition: background .16s ease, border-color .16s ease, box-shadow .16s ease;
}
#sk-site-header .sk-nav-start svg { width: 17px; height: 17px; }
#sk-site-header .sk-nav-start-short { display: none; }
#sk-site-header .sk-nav-mobile { display: none; }

@media (hover: hover) {
  #sk-site-header .sk-nav-group > summary:hover,
  #sk-site-header .sk-nav-link:hover,
  #sk-site-header .sk-nav-login:hover,
  #sk-site-header .sk-nav-dropdown a:hover,
  #sk-site-header .sk-nav-mobile-sub a:hover,
  #sk-site-header .sk-nav-mobile-link:hover,
  #sk-site-header .sk-nav-mobile-group > summary:hover { color: #fff; background-color: #ffffff09; }
  #sk-site-header .sk-nav-start:hover { border-color: #bcb5ff99; box-shadow: 0 5px 22px #7054df44; }
  #sk-site-header .sk-nav-support:hover { border-color: #8d88c3; background: #222439; }
}

@media (max-width: 1119px) {
  :root { --sk-nav-height: 64px; }
  #sk-site-header .sk-nav-inner { gap: 10px; padding: 0 max(16px, env(safe-area-inset-right, 0px)) 0 max(16px, env(safe-area-inset-left, 0px)); }
  #sk-site-header .sk-nav-brand { width: 96px; margin-right: auto; }
  #sk-site-header .sk-nav-brand .sk-brand-logo { width: 96px; }
  #sk-site-header .sk-nav-desktop, #sk-site-header .sk-nav-login { display: none; }
  #sk-site-header .sk-nav-actions { gap: 0; }
  #sk-site-header .sk-nav-actions .sk-nav-start { padding-inline: 13px; font-size: 13px; }
  #sk-site-header .sk-nav-start-long { display: none; }
  #sk-site-header .sk-nav-start-short { display: inline; }
  #sk-site-header .sk-nav-mobile { display: block; margin: 0; padding: 0; border: 0; border-radius: 0; background: transparent; }
  #sk-site-header .sk-nav-toggle { position: relative; z-index: 3; display: flex; align-items: center; justify-content: center; gap: 9px; min-width: 92px; min-height: 44px; margin: 0; padding: 10px 12px; border: 1px solid #42445b; border-radius: 11px; background: #191b29; color: var(--nav-text); font-size: 13px; font-weight: 500; line-height: 20px; }
  #sk-site-header .sk-nav-toggle-icon { position: relative; display: block; flex: 0 0 auto; width: 17px; height: 16px; }
  #sk-site-header .sk-nav-toggle-icon i { position: absolute; left: 0; width: 17px; height: 1.5px; border-radius: 1px; background: currentColor; transition: transform .18s ease, top .18s ease; }
  #sk-site-header .sk-nav-toggle-icon i:first-child { top: 4px; }
  #sk-site-header .sk-nav-toggle-icon i:last-child { top: 11px; }
  #sk-site-header .sk-nav-toggle-close { display: none; }
  #sk-site-header .sk-nav-mobile[open] > .sk-nav-toggle { border-color: #8b80df; background: #262239; }
  #sk-site-header .sk-nav-mobile[open] .sk-nav-toggle-icon i:first-child { top: 7px; transform: rotate(45deg); }
  #sk-site-header .sk-nav-mobile[open] .sk-nav-toggle-icon i:last-child { top: 7px; transform: rotate(-45deg); }
  #sk-site-header .sk-nav-mobile[open] .sk-nav-toggle-open { display: none; }
  #sk-site-header .sk-nav-mobile[open] .sk-nav-toggle-close { display: inline; }
  #sk-site-header .sk-nav-backdrop { position: fixed; z-index: 1; inset: calc(var(--sk-nav-height) + var(--sk-nav-top)) 0 0; background: #03040abf; }
  #sk-site-header .sk-nav-panel {
    position: fixed;
    z-index: 2;
    top: calc(var(--sk-nav-height) + var(--sk-nav-top));
    right: 0;
    bottom: 0;
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    width: min(440px, 100%);
    max-height: calc(100vh - var(--sk-nav-height) - var(--sk-nav-top));
    max-height: calc(100dvh - var(--sk-nav-height) - var(--sk-nav-top));
    padding: 0;
    margin: 0;
    border: 0;
    border-left: 1px solid var(--nav-border);
    background: var(--nav-bg);
    box-shadow: -20px 20px 70px #00000038;
  }
  #sk-site-header .sk-nav-panel-scroll { min-height: 0; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; scrollbar-width: thin; scrollbar-color: #45425d transparent; padding: 18px 20px 14px; }
  #sk-site-header .sk-nav-panel-heading { display: flex; flex-wrap: wrap; align-items: center; gap: 0 8px; margin: 0 0 12px; }
  #sk-site-header .sk-nav-panel-heading .sk-nav-eyebrow { flex: 1 1 auto; padding: 0; font-size: 10px; letter-spacing: .04em; }
  #sk-site-header .sk-nav-home { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; margin: 0; padding: 8px 0 8px 8px; color: var(--nav-accent); font-size: 12px; white-space: nowrap; }
  #sk-site-header .sk-nav-mobile-links { display: grid; grid-template-columns: minmax(0, 1fr); justify-content: stretch; width: 100%; order: 0; gap: 4px; margin: 0; padding: 0; background: none; }
  #sk-site-header .sk-nav-mobile-group { display: block; margin: 0; padding: 0; border: 0; border-radius: 12px; background: none; }
  #sk-site-header .sk-nav-mobile-group > summary,
  #sk-site-header .sk-nav-mobile-link {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 70px;
    margin: 0;
    padding: 10px 8px;
    border: 1px solid transparent;
    border-radius: 12px;
    background: none;
    color: var(--nav-text);
    white-space: normal;
  }
  #sk-site-header .sk-nav-item-icon { display: grid; place-items: center; flex: 0 0 auto; width: 38px; height: 38px; border: 1px solid #b0a4ff1c; border-radius: 11px; background: #8c80ff0c; color: #b4adf3; }
  #sk-site-header .sk-nav-item-icon svg { width: 23px; height: 23px; }
  #sk-site-header .sk-nav-item-copy { display: flex; flex: 1 1 auto; flex-direction: column; gap: 3px; min-width: 0; }
  #sk-site-header .sk-nav-item-copy strong { display: block; font-size: 16px; font-weight: 600; line-height: 1.4; }
  #sk-site-header .sk-nav-item-copy small { display: block; color: var(--nav-muted); font-size: 12px; font-weight: 400; line-height: 1.4; }
  #sk-site-header .sk-nav-item-arrow { flex: 0 0 16px; color: var(--nav-muted); font-size: 20px; line-height: 1; text-align: center; }
  #sk-site-header .sk-nav-mobile-group[open] { background: #8880ff08; }
  #sk-site-header .sk-nav-mobile-group[data-active] > summary,
  #sk-site-header .sk-nav-mobile-link[data-active],
  #sk-site-header .sk-nav-mobile-link[aria-current] { border-color: #9587ff33; background: #8270ff10; }
  #sk-site-header .sk-nav-mobile-group[data-active] > summary strong,
  #sk-site-header .sk-nav-mobile-link[data-active] strong,
  #sk-site-header .sk-nav-mobile-link[aria-current] strong { color: #c4bdff; }
  #sk-site-header .sk-nav-mobile-sub { display: grid; gap: 2px; margin: 0 8px 10px 27px; padding: 2px 0 2px 24px; border-left: 1px solid #55516d; }
  #sk-site-header .sk-nav-mobile-sub a { display: flex; align-items: center; min-height: 46px; margin: 0; padding: 10px 12px; border: 1px solid transparent; border-radius: 8px; color: #d0d3e2; font-size: 14px; line-height: 1.45; }
  #sk-site-header .sk-nav-mobile-sub a[aria-current] { color: #d2cbff; background: #9382ff17; border-color: #9382ff33; }
  #sk-site-header .sk-nav-panel-footer { margin: 0; padding: 14px 20px max(10px, env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--nav-border); background: #12131f; box-shadow: 0 -12px 24px #00000016; }
  #sk-site-header .sk-nav-panel-footer > p { margin: 0 0 12px; padding: 0; color: var(--nav-muted); font-size: 12px; line-height: 1.5; text-align: center; }
  #sk-site-header .sk-nav-panel-footer > p span { color: #d5d0f8; white-space: nowrap; }
  #sk-site-header .sk-nav-panel-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
  #sk-site-header .sk-nav-panel-actions > a { min-width: 0; min-height: 48px; gap: 6px; padding: 10px 9px; border-radius: 11px; font-size: 13px; }
  #sk-site-header .sk-nav-support { border-color: #49465f; background: #1d1e2d; box-shadow: none; color: #eeeafb; }
  #sk-site-header .sk-nav-panel-login { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 6px; min-height: 44px; margin: 6px 0 0; padding: 8px; border-radius: 8px; color: var(--nav-muted); font-size: 13px; line-height: 1.5; }
  #sk-site-header .sk-nav-panel-login strong { color: #c4bdff; font-weight: 500; }
}

@media (max-width: 480px) {
  #sk-site-header .sk-nav-inner { gap: 8px; padding-inline: max(12px, env(safe-area-inset-left, 0px)) max(12px, env(safe-area-inset-right, 0px)); }
  #sk-site-header .sk-nav-brand, #sk-site-header .sk-nav-brand .sk-brand-logo { width: 88px; }
  #sk-site-header .sk-nav-actions .sk-nav-start { gap: 6px; padding-inline: 11px; }
  #sk-site-header .sk-nav-toggle { min-width: 88px; gap: 7px; padding-inline: 10px; }
  #sk-site-header .sk-nav-panel { width: 100%; border-left: 0; }
  #sk-site-header .sk-nav-panel-scroll { padding: 12px max(14px, env(safe-area-inset-right, 0px)) 12px max(14px, env(safe-area-inset-left, 0px)); }
  #sk-site-header .sk-nav-panel-footer { padding-inline: max(14px, env(safe-area-inset-left, 0px)) max(14px, env(safe-area-inset-right, 0px)); }
  #sk-site-header .sk-nav-panel-heading { margin-bottom: 6px; }
}

@media (max-width: 359px) {
  #sk-site-header .sk-nav-actions .sk-nav-start svg { display: none; }
  #sk-site-header .sk-nav-panel-actions > a { font-size: 12px; }
  #sk-site-header .sk-nav-panel-heading .sk-nav-eyebrow { max-width: 180px; }
  #sk-site-header .sk-nav-item-copy small { font-size: 11px; }
}

@media (max-width: 1119px) and (max-height: 540px) {
  #sk-site-header .sk-nav-panel-heading { display: none; }
  #sk-site-header .sk-nav-panel-scroll { padding-top: 8px; padding-bottom: 8px; }
  #sk-site-header .sk-nav-mobile-group > summary, #sk-site-header .sk-nav-mobile-link { min-height: 58px; padding-block: 6px; }
  #sk-site-header .sk-nav-panel-footer { padding-top: 8px; padding-bottom: max(4px, env(safe-area-inset-bottom, 0px)); }
  #sk-site-header .sk-nav-panel-footer > p { display: none; }
  #sk-site-header .sk-nav-panel-actions > a { min-height: 44px; }
  #sk-site-header .sk-nav-panel-login { margin-top: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  #sk-site-header *, #sk-site-header *::before, #sk-site-header *::after { transition: none !important; animation: none !important; }
}

@media print {
  .sk-nav-shell, #sk-site-header { display: none !important; }
}