/* ==========================================================================
   Utilities — Voowork
   Classes auxiliares para ajustes pontuais
   ========================================================================== */

/* Visibilidade */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hidden {
  display: none !important;
}

@media (min-width: 768px) {
  .hidden-desktop {
    display: none !important;
  }
}

@media (max-width: 767px) {
  .hidden-mobile {
    display: none !important;
  }
}

/* Overflow */
.overflow-hidden {
  overflow: hidden;
}

/* Width/Height */
.w-full {
  width: 100%;
}

.h-full {
  height: 100%;
}

/* Position */
.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

/* Z-index */
.z-10 { z-index: 10; }
.z-20 { z-index: 20; }
.z-30 { z-index: 30; }

/* Border */
.border-b {
  border-bottom: 1px solid var(--gray-200);
}

.border-t {
  border-top: 1px solid var(--gray-200);
}

.no-border {
  border: none !important;
}

/* Cores de texto */
.text-primary { color: var(--primary); }
.text-black { color: var(--black); }
.text-gray-900 { color: var(--gray-900); }
.text-gray-500 { color: var(--gray-500); }
.text-gray-400 { color: var(--gray-400); }
.text-white { color: var(--white); }

/* Background */
.bg-primary { background: var(--primary); }
.bg-black { background: var(--black); }
.bg-white { background: var(--white); }
.bg-gray-50 { background: var(--gray-50); }
.bg-gray-100 { background: var(--gray-100); }

/* Fontes */
.font-heading {
  font-family: var(--font-heading);
}

.font-body {
  font-family: var(--font-body);
}

/* Tamanhos de texto */
.text-xs { font-size: var(--text-xs); }
.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }
.text-2xl { font-size: var(--text-2xl); }
.text-3xl { font-size: var(--text-3xl); }

/* Font weight */
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* Line height */
.leading-tight { line-height: 1.2; }
.leading-normal { line-height: 1.6; }
.leading-relaxed { line-height: 1.8; }

/* Letter spacing */
.tracking-tight { letter-spacing: -0.02em; }
.tracking-normal { letter-spacing: 0; }
.tracking-wide { letter-spacing: 0.05em; }

/* Background pattern subtle */
.bg-dots {
  background-image: radial-gradient(var(--gray-200) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* Blur overlay */
.blur-overlay {
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* No select */
.no-select {
  user-select: none;
  -webkit-user-select: none;
}

/* Pointer */
.pointer {
  cursor: pointer;
}

/* Rounded */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-full { border-radius: var(--radius-full); }

/* Aspect ratio */
.aspect-video { aspect-ratio: 16/9; }
.aspect-square { aspect-ratio: 1/1; }
.aspect-4-3 { aspect-ratio: 4/3; }