/**
 * Utilitários globais — não dependem do build Tailwind
 */

:root {
  --header-height: 4rem;
  --header-trust-height: 0rem;
  --scroll-padding: 5.5rem;
  --scrollbar-size: 10px;
  --scrollbar-track: oklch(0.965 0.006 250);
  --scrollbar-thumb: oklch(0.34 0.07 250);
  --scrollbar-thumb-hover: oklch(0.5 0.13 155);
  --mobile-cookie-height: 0px;
  --mobile-fab-gap: 0.75rem;
  --fab-bottom: 1.25rem;
}

@media (min-width: 1024px) {
  :root {
    --header-height: 4.25rem;
    --scroll-padding: 6.5rem;
    --scrollbar-size: 11px;
    --fab-bottom: 1.5rem;
  }
}

.header-shell--with-news {
  --header-trust-height: 3.35rem;
}

@media (min-width: 640px) {
  .header-shell--with-news {
    --header-trust-height: 2.85rem;
  }
}

.header-shell--scrolled {
  --header-trust-height: 3.25rem;
}

@media (min-width: 640px) {
  .header-shell--scrolled {
    --header-trust-height: 2.75rem;
  }

  .header-shell--scrolled.header-shell--with-news {
    --header-trust-height: 2.85rem;
  }
}

@media (max-width: 639px) {
  .header-shell--scrolled.header-shell--with-news {
    --header-trust-height: 3.35rem;
  }
}

body.news-modal-open {
  overflow: hidden;
}

html {
  scroll-padding-top: calc(var(--scroll-padding) + var(--header-trust-height));
  scrollbar-gutter: stable;
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
}

/* Barra de rolagem — Chrome, Edge, Safari */
html::-webkit-scrollbar {
  width: var(--scrollbar-size);
  height: var(--scrollbar-size);
}

html::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
  border-left: 1px solid oklch(0.9 0.01 250);
}

html::-webkit-scrollbar-thumb {
  background: linear-gradient(
    180deg,
    var(--scrollbar-thumb) 0%,
    oklch(0.3 0.08 250) 100%
  );
  border: 2px solid var(--scrollbar-track);
  border-radius: 0.25rem;
  min-height: 4rem;
}

html::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
  border-color: oklch(0.5 0.13 155 / 0.25);
}

html::-webkit-scrollbar-thumb:active {
  background: oklch(0.44 0.12 155);
}

html::-webkit-scrollbar-corner {
  background: var(--scrollbar-track);
}

.skip-link {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  z-index: 100;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary, oklch(0.3 0.08 250));
  background: var(--background, #fff);
  border: 1px solid var(--border, oklch(0.92 0.01 250));
  border-radius: var(--radius-sm, 0.25rem);
  box-shadow: 0 4px 16px oklch(0.2 0.04 250 / 0.12);
  text-decoration: none;
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--secondary, oklch(0.55 0.14 155));
  outline-offset: 2px;
}

.site-page {
  min-height: 100vh;
  padding-bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
}

/* Mobile: FABs acima da safe area */
@media (max-width: 1023px) {
  :root {
    --fab-bottom: calc(var(--mobile-fab-gap) + env(safe-area-inset-bottom, 0px));
  }

  body.cookie-banner-visible {
    --mobile-cookie-height: 5.75rem;
    --fab-bottom: calc(
      var(--mobile-cookie-height) + var(--mobile-fab-gap) + env(safe-area-inset-bottom, 0px)
    );
  }

  #cookie-banner {
    bottom: env(safe-area-inset-bottom, 0px);
    padding-bottom: max(0.75rem, env(safe-area-inset-bottom, 0px));
  }
}

@media (min-width: 1024px) {
  .site-page {
    padding-bottom: 0;
  }
}