/* ══════════════════════════════════
   NAVBAR
══════════════════════════════════ */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all .4s var(--ease);
}
.navbar.scrolled {
  background: var(--nav-scrolled-bg);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border-dim);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--text);
  white-space: nowrap;
}
.logo-icon {
  color: var(--teal);
  display: inline-block;
  animation: spinSlow 10s linear infinite;
}
@keyframes spinSlow { to { transform: rotate(360deg); } }
.logo-text em { font-style: italic; color: var(--teal); }

/* Links */
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-link {
  padding: 8px 13px;
  border-radius: 999px;
  font-size: .88rem;
  color: var(--muted);
  transition: all .25s;
}
.nav-link:hover,
.nav-link.active { color: var(--text); background: rgba(255,255,255,.07); }

/* CTA */
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-cta { padding: 9px 20px; font-size: .86rem; }

/* Theme Toggle */
.theme-toggle {
  position: relative;
  width: 48px; height: 26px;
  border-radius: 999px;
  background: rgba(255,255,255,.08);
  border: 1px solid var(--border-dim);
  cursor: pointer;
  transition: all .4s var(--ease);
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--border); }
.theme-toggle-thumb {
  position: absolute;
  top: 3px; left: 3px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--teal);
  transition: transform .4s var(--ease);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 8px rgba(15,196,196,.3);
}
.theme-toggle-thumb svg { width: 11px; height: 11px; }
[data-theme="light"] .theme-toggle { background: rgba(0,0,0,.06); }
[data-theme="light"] .theme-toggle-thumb {
  transform: translateX(22px);
  background: #0e1e28;
  box-shadow: 0 2px 8px rgba(0,0,0,.15);
}

/* Light mode navbar overrides */
[data-theme="light"] .navbar.scrolled {
  background: var(--nav-scrolled-bg);
  border-bottom-color: var(--border-dim);
}
[data-theme="light"] .hamburger span { background: var(--text); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 5px;
}
.hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all .3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 0;
    background: var(--nav-mobile-bg);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 18px;
    transform: translateX(100%);
    transition: transform .4s var(--ease);
    z-index: 999;
  }
  .nav-links.open { transform: none; }
  .nav-link { font-size: 1.4rem; color: var(--text); }
  .hamburger { display: flex; z-index: 1001; position: relative; }
  .nav-cta { display: none; }
}

/* ══════════════════════════════════
   FOOTER
══════════════════════════════════ */
.site-footer { margin-top: 0; }

/* CTA Banner */
.footer-cta-banner {
  margin: 80px 0;
  background: linear-gradient(135deg, #0a1e2a 0%, #071520 50%, #0a1e2a 100%);
  border: 1px solid var(--border);
  border-radius: 32px;
  padding: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  position: relative;
  overflow: hidden;
}
.footer-cta-banner::before {
  content: '';
  position: absolute;
  top: -50%; left: -10%;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(15,196,196,.08), transparent 70%);
  pointer-events: none;
}
.footer-cta-content { max-width: 520px; }
.footer-cta-content h2 { margin-bottom: 14px; }
.footer-cta-content p  { margin-bottom: 30px; }
.footer-cta-graphic { flex-shrink: 0; width: 180px; height: 180px; opacity: .6; }

@media (max-width: 768px) {
  .footer-cta-banner { flex-direction: column; padding: 40px 28px; }
  .footer-cta-graphic { display: none; }
}

/* Footer grid */
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding: 60px 28px;
}
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand p { font-size: .9rem; margin: 14px 0 22px; max-width: 280px; }

.social-links { display: flex; gap: 10px; }
.social-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border-dim);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  transition: all .25s;
}
.social-btn svg { width: 16px; height: 16px; }
.social-btn:hover { border-color: var(--teal); color: var(--teal); background: var(--teal-glow); }

.footer-col h4 {
  font-family: var(--font-body);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 18px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: .88rem; color: var(--muted); transition: color .25s; }
.footer-col ul a:hover { color: var(--teal); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 22px 28px;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p { font-size: .83rem; color: var(--dim); }
.footer-bottom-links { display: flex; gap: 22px; }
.footer-bottom-links a { font-size: .83rem; color: var(--dim); transition: color .25s; }
.footer-bottom-links a:hover { color: var(--teal); }