/* ============================================
   THE LOFT IT SOLUTIONS - UTILITIES
   Reusable utility classes
   ============================================ */

/* Text utilities */
.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-accent { color: var(--color-accent); }

.text-center { text-align: center; }
.text-left { text-align: left; }

/* Layout utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--section-padding-x);
}

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.grid { display: grid; }

/* Background utilities */
.bg-glass {
  background: var(--color-bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.bg-glass-strong {
  background: var(--color-bg-glass-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Section utilities */
.section {
  padding: var(--section-padding-y) var(--section-padding-x);
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title h2 {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
  font-weight: var(--font-bold);
}

.section-title p {
  color: var(--color-text-muted);
  max-width: 700px;
  margin: 0 auto;
  line-height: var(--leading-relaxed);
  font-size: var(--text-lg);
}

/* Page tag (shared across pages) */
.page-tag {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: rgba(14, 165, 255, 0.12);
  border: 1px solid rgba(14, 165, 255, 0.2);
  color: var(--color-accent);
  margin-bottom: var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  letter-spacing: 0.5px;
}

/* Animation utilities */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: 
    opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-up.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
}

.stagger-children.animate-in > * {
  opacity: 1;
  transform: translateY(0);
  transition: 
    opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.animate-in > *:nth-child(1) { transition-delay: 0ms; }
.stagger-children.animate-in > *:nth-child(2) { transition-delay: 80ms; }
.stagger-children.animate-in > *:nth-child(3) { transition-delay: 160ms; }
.stagger-children.animate-in > *:nth-child(4) { transition-delay: 240ms; }
.stagger-children.animate-in > *:nth-child(5) { transition-delay: 320ms; }
.stagger-children.animate-in > *:nth-child(6) { transition-delay: 400ms; }

/* Skeleton loading */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-bg-secondary) 25%,
    rgba(30, 41, 59, 0.8) 50%,
    var(--color-bg-secondary) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-lg);
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton {
    animation: none;
    background: var(--color-bg-secondary);
  }
}