/* Header / Navbar Component */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 1000;
  transition: all var(--transition-fast);
}

.header--scrolled {
  background: rgba(13, 26, 26, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(88, 145, 142, 0.2);
}

.header__container {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header__logo {
  height: 40px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

.header--scrolled .header__logo {
  opacity: 0.9;
  visibility: visible;
}

.header--scrolled .header__logo:hover {
  opacity: 1;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header__nav-link {
  padding: 8px 16px;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--font-size-small);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.header__nav-link:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.05);
}

.header__cta {
  padding: 10px 24px;
  border: 1px solid var(--color-accent-teal);
  border-radius: var(--border-radius-sm);
  color: var(--color-accent-teal);
  font-weight: 600;
  font-size: var(--font-size-small);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header__cta:hover {
  background: var(--color-accent-teal);
  color: var(--color-bg-primary);
  box-shadow: 0 0 20px rgba(88, 145, 142, 0.4);
}

/* Mobile menu button */
.header__menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
}

.header__menu-bar {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--transition-fast);
}

@media (max-width: 768px) {
  .header__nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(13, 26, 26, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px 24px;
    border-bottom: 1px solid var(--glass-border);
  }

  .header__nav--open {
    display: flex;
  }

  .header__nav-link {
    width: 100%;
    text-align: center;
    padding: 12px;
  }

  .header__cta {
    width: 100%;
    margin-top: 8px;
  }

  .header__menu-btn {
    display: flex;
  }
}