/* ------------- HEADER ------------- */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(8, 12, 19, 0.9);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon svg {
  width: 40px;
  height: 40px;
  fill: var(--accent-cyan);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-text-main {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.logo-text-sub {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 500;
}

/* Navigation */
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-links li a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: color 0.3s;
}

.nav-links li a:hover,
.nav-links li a.active {
  color: var(--accent-cyan);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.menu-toggle {
  display: none;
  background: none;
  color: var(--text-primary);
  font-size: 1.5rem;
}

/* ------------- FOOTER ------------- */
footer {
  background-color: var(--bg-darker);
  padding: 80px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer-brand .logo {
  margin-bottom: 24px;
}

.footer-brand .logo-icon svg {
  width: 60px;
  height: 60px;
}

.footer-brand .logo-text-main {
  font-size: 1.8rem;
}

.footer-brand .logo-text-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--accent-cyan);
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.footer-contact li svg {
  width: 20px;
  height: 20px;
  fill: var(--accent-cyan);
  flex-shrink: 0;
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.05);
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* Mobile responsive */
@media (max-width: 992px) {
  .nav-links, .header-actions {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .header-actions.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-darker);
    padding: 24px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.5);
  }
  .nav-links.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-darker);
    padding: 24px;
    gap: 20px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}