/* =====================================================
   GRUPO PATRIMÔNIO | Base + Utilities
   ===================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  overflow-x: clip;
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-regular);
  line-height: var(--leading-relaxed);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg, video {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out-soft);
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--weight-black);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  margin: 0;
  color: var(--text);
}

p {
  margin: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -64px;
  left: 0;
  background: var(--patrimonio-navy);
  color: var(--patrimonio-white);
  padding: 8px 16px;
  z-index: var(--z-toast);
  text-decoration: none;
}
.skip-link:focus {
  top: 0;
}

/* Focus visible */
:focus-visible {
  outline: 3px solid var(--patrimonio-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

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

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Section */
.section {
  padding: var(--section-gap) 0;
}

.section-dark {
  background: var(--gradient-navy);
  color: var(--text-on-dark);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--text-on-dark);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: var(--weight-semibold);
  letter-spacing: 0;
  border-radius: var(--radius-md);
  transition: all var(--duration-fast) var(--ease-out-soft);
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--patrimonio-white);
}
.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 1.5px solid var(--primary);
}
.btn-secondary:hover {
  background: var(--patrimonio-ice);
}

.btn-ghost {
  background: transparent;
  color: var(--text-on-dark);
  border: 1.5px solid rgba(255, 255, 255, 0.3);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.6);
}

/* Pills */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  font-size: var(--text-label);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  border-radius: var(--radius-full);
  background: var(--patrimonio-gray-100);
  color: var(--patrimonio-gray-700);
}

.pill-accent {
  background: var(--patrimonio-ice);
  color: var(--patrimonio-blue);
}

.pill-on-dark {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

/* Card */
.card {
  background: var(--bg-section);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  transition: all var(--duration-base) var(--ease-out-soft);
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--patrimonio-ice);
}

/* Grids comuns */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-cols-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-cols-2,
  .grid-cols-3,
  .grid-cols-4 {
    grid-template-columns: 1fr;
  }
}

/* Reveal helpers (animação on scroll). Só escondem quando há JS (.js),
   para não sumir conteúdo sem JavaScript. */
.js .reveal,
.js .reveal-group > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slow) var(--ease-out-soft),
              transform var(--duration-slow) var(--ease-out-soft);
}

.reveal.is-visible,
.reveal-group.is-visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Label uppercase utility */
.label {
  font-size: var(--text-label);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--text-muted);
}

.label-accent {
  color: var(--patrimonio-accent);
}