/* ══════════════════════════════════════════════════════════════════════════
   FRONTIER VELOCITY NAVIGATION & FOOTER MATRIX (Mobile Precision)
   ══════════════════════════════════════════════════════════════════════════ */

/* Hide accessibility skip links from visual flow */
.skip-link, a[href="#main-content"], a[href="#main"] {
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 10000;
  background: var(--accent);
  color: #000;
  padding: 8px 16px;
  font-weight: 700;
  text-decoration: none;
}
.skip-link:focus, a[href="#main-content"]:focus, a[href="#main"]:focus {
  top: 0;
}

/* Top Sticky Header */
.global-nav-header {
  position: sticky;
  top: 0;
  z-index: 999;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  transition: all 0.2s ease;
  width: 100%;
}

.global-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand-badge-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-link {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
}
.brand-link span { color: var(--accent); }

/* Navigation Links & Dropdowns */
.nav-menu-list {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
  flex-shrink: 0;
}

.nav-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.nav-link-btn:hover, .nav-link-btn.active {
  color: var(--text);
  background: var(--surface-elevated);
}

/* Micro-Flyout Menus */
.flyout-menu {
  position: absolute;
  top: 100%;
  left: 0;
  width: 320px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
}
.nav-item:hover .flyout-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.flyout-link {
  display: flex;
  flex-direction: column;
  padding: 10px 12px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.15s;
}
.flyout-link:hover {
  background: var(--surface-elevated);
}
.flyout-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
}
.flyout-desc {
  font-size: 0.82rem;
  color: var(--text-dim);
  margin-top: 2px;
}

/* Header Action Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.cmdk-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  font-size: 0.88rem;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s ease;
  font-family: inherit;
}
.cmdk-btn:hover {
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 10px var(--accent-glow);
}
.cmdk-kbd {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2px 6px;
}

/* Theme Swatch Bar */
.theme-picker {
  display: flex;
  align-items: center;
  gap: 6px;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.theme-picker::-webkit-scrollbar {
  display: none;
}

.theme-swatch {
  width: 16px !important;
  height: 16px !important;
  min-width: 16px !important;
  min-height: 16px !important;
  border-radius: 50% !important;
  border: 1.5px solid var(--border) !important;
  cursor: pointer;
  padding: 0;
  transition: transform 0.15s;
}
.theme-swatch:hover {
  transform: scale(1.25);
}

/* ══════════════════════════════════════════════════════════════════════════
   CLEAN & BEAUTIFUL MOBILE HEADER (<= 768px)
   ══════════════════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .global-nav-inner {
    padding: 10px 14px;
    height: auto;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }
  
  /* Row 1: Brand Logo + Start App CTA */
  .brand-badge-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
  }

  /* Row 2: Clean Horizontally Scrollable Menu */
  .nav-menu-list {
    width: 100%;
    overflow-x: auto;
    padding: 2px 0;
    gap: 6px;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }
  .nav-menu-list::-webkit-scrollbar {
    display: none;
  }

  .nav-link-btn {
    font-size: 0.92rem;
    padding: 6px 12px;
    min-height: 36px;
    background: var(--surface-elevated);
    border: 1px solid var(--border);
  }

  /* Row 3: Compact Theme Bar */
  .header-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding-top: 4px;
    border-top: 1px solid var(--border);
  }

  .header-actions .cmdk-btn {
    display: none;
  }

  .header-actions .btn-primary {
    display: inline-flex !important;
    min-height: 36px !important;
    padding: 0 12px !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    white-space: nowrap !important;
  }

  .flyout-menu {
    display: none;
  }
}

/* ══════════════════════════════════════════════════════════════════════════
   FRONTIER FOOTER AUTHORITY MATRIX
   ══════════════════════════════════════════════════════════════════════════ */
.global-footer {
  margin-top: auto;
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 56px 0 32px;
  color: var(--text-dim);
  font-size: 0.95rem;
  width: 100%;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.footer-matrix-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 36px;
  margin-bottom: 48px;
}

@media (max-width: 860px) {
  .footer-matrix-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}
@media (max-width: 540px) {
  .footer-matrix-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

.footer-col-title {
  font-size: 0.9rem;
  font-family: var(--font-mono);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text);
  margin-bottom: 14px;
}

.footer-link-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link-list a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.15s;
}
.footer-link-list a:hover {
  color: var(--accent);
}

.footer-status-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 16px;
}