/* VideoNarraCue — nav.css + footer */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-soft);
}
.site-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  gap: 16px;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text);
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
}
.brand-logo:hover { color: var(--text); }
.brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 22%;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}
.brand-logo .accent { color: var(--accent); }

.nav-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-tab { position: relative; }
.nav-tab > a, .nav-tab > button {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sec);
  background: none;
  border: none;
  cursor: pointer;
  font-family: var(--font);
  border-radius: 8px;
  transition: all var(--transition);
  text-decoration: none;
}
.nav-tab > a:hover, .nav-tab > button:hover,
.nav-tab.active > a, .nav-tab.active > button {
  color: var(--text);
  background: var(--surface-2);
}
.nav-tab > button::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: 2px;
  opacity: 0.6;
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
  z-index: 100;
}
.nav-tab:hover .nav-dropdown,
.nav-tab:focus-within .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.nav-dropdown a {
  display: block;
  padding: 10px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-sec);
  text-transform: none;
  letter-spacing: 0;
  border-radius: 8px;
  text-decoration: none;
}
.nav-dropdown a:hover { color: var(--text); background: var(--surface-2); }

.nav-cta-btn {
  padding: 8px 18px !important;
  background: var(--accent) !important;
  color: #fff !important;
  border-radius: 8px !important;
  text-transform: none !important;
  letter-spacing: 0 !important;
  font-size: 0.875rem !important;
}
.nav-cta-btn:hover { background: var(--accent-hover) !important; color: #fff !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

@media (max-width: 1024px) {
  .nav-toggle { display: flex; }
  .nav-tabs {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 16px;
    background: var(--bg);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  .nav-tabs.open { transform: none; }
  .nav-tab > button::after { display: none; }
  .nav-dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: var(--surface-2);
    margin-top: 4px;
    display: none;
  }
  .nav-tab.expanded .nav-dropdown { display: block; }
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  position: relative;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: var(--space-xl) 0 var(--space-lg);
  margin-top: var(--space-2xl);
}
.footer-portanx-badge {
  display: none;
  position: absolute;
  bottom: 40px;
  left: max(20px, calc((100vw - 1200px) / 2 - 88px));
  z-index: 2;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid #334155;
  background: #020617;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
  line-height: 0;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.footer-portanx-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 28px rgba(0, 0, 0, 0.45);
}
.footer-portanx-badge img {
  display: block;
  width: 128px;
  height: 40px;
  max-width: 128px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(5, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.footer-brand-desc {
  font-size: 0.875rem;
  color: var(--text-sec);
  line-height: 1.7;
  margin-top: 12px;
  max-width: 260px;
}
.footer-col h5 {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.85rem; color: var(--text-sec); text-decoration: none; }
.footer-col a:hover { color: var(--text); }

.footer-copyright-center {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-dim);
}

.footer-operator {
  margin-top: var(--space-md);
  text-align: center;
  font-size: 0.75rem;
  line-height: 1.75;
  color: var(--text-sec);
}
.footer-operator p { margin-bottom: 6px; }
.footer-operator-name {
  font-weight: 500;
  color: var(--text);
}
.footer-operator a {
  color: var(--accent);
  text-decoration: none;
}
.footer-operator a:hover { text-decoration: underline; }
.footer-operator-emails {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 16px;
  margin: 8px 0 10px;
}
.footer-operator-emails a {
  color: var(--accent);
  text-decoration: none;
}
.footer-operator-emails a:hover { text-decoration: underline; }

.footer-product-note {
  margin-top: var(--space-md);
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-dim);
}

@media (min-width: 1024px) {
  .footer-portanx-badge { display: block; }
}

@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 540px) {
  .footer-grid { grid-template-columns: 1fr; }
}