.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px) saturate(1.5);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--glass-border-accent);
  box-shadow: var(--shadow-card), var(--shadow-accent);
  transform: translateY(-2px);
  transition: all 0.3s ease;
}

.gradient-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s ease;
  white-space: nowrap;
  letter-spacing: 0.01em;
  min-height: 48px;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-base);
  box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(2, 255, 157, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--glass-border);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--glass-border-accent);
  background: var(--accent-dim);
  color: var(--accent);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.825rem;
  border-radius: var(--radius-sm);
  min-height: 40px;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}

.logo-icon {
  color: var(--accent);
  font-size: 1rem;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.logo-accent {
  color: var(--accent);
}

.hidden {
  display: none !important;
}