/**
 * Layout y estructura para Ruta SST
 */

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.main-content {
  flex: 1;
  padding: var(--spacing-2xl) 0;
}

/* Marca tipográfica compartida */
.brand-name-accent {
  color: var(--color-accent);
}

/* Navbar */
.navbar {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  padding-top: max(var(--spacing-md), env(safe-area-inset-top, 0px));
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  min-width: 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
  min-width: 0;
  width: 100%;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: var(--spacing-sm);
  text-decoration: none;
  min-width: 0;
  max-width: 100%;
  min-height: 40px;
  -webkit-tap-highlight-color: transparent;
}

.brand-name-ruta {
  font-size: clamp(1.1rem, 3.2vw, 1.4rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: 1.1;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand-attribution {
  display: inline-flex;
  align-items: baseline;
  flex: 0 0 auto;
  gap: 0.3rem;
  padding-left: var(--spacing-sm);
  border-left: 1px solid var(--color-border);
  white-space: nowrap;
}

.brand-by {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  line-height: 1;
  text-transform: lowercase;
}

.brand-name-lab {
  font-size: clamp(0.75rem, 2.5vw, var(--font-size-sm));
  font-weight: var(--font-weight-semibold);
  color: var(--color-secondary);
  line-height: 1;
  text-transform: lowercase;
}

/* Footer */
.footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-xl) 0;
  padding-bottom: max(var(--spacing-xl), env(safe-area-inset-bottom, 0px));
  margin-top: auto;
}

.footer-content {
  text-align: center;
  color: var(--color-text-light);
  font-size: var(--font-size-sm);
}

.footer-brand-text {
  font-size: clamp(1rem, 3vw, 1.2rem);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
  letter-spacing: -0.01em;
}

.footer-brand-by {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-normal);
  color: var(--color-text-muted);
  margin: 0 0.2rem;
  text-transform: lowercase;
}

.footer-content p {
  margin-bottom: var(--spacing-sm);
}

.footer-note {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

/* Grid systems */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

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

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

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

/* Flexbox utilities */
.flex {
  display: flex;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.flex-column {
  display: flex;
  flex-direction: column;
}

/* Spacing utilities */
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }
.p-xl { padding: var(--spacing-xl); }