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

html,
body {
  margin: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: var(--fs-base);
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1 {
  font-size: var(--fs-xl);
  font-weight: 600;
  letter-spacing: -0.01em;
}

h2 {
  font-size: var(--fs-lg);
  font-weight: 600;
  letter-spacing: -0.005em;
}

h3 {
  font-size: var(--fs-md);
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

a.link,
.link {
  color: var(--accent);
  font-weight: 500;
  cursor: pointer;
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

a.link:hover,
.link:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

img,
svg,
video {
  display: block;
}

.icon {
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mono {
  font-family: var(--mono);
  font-feature-settings: 'tnum';
  letter-spacing: -0.01em;
}

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

.subtle {
  color: var(--text-subtle);
}

.small {
  font-size: var(--fs-sm);
}

.xs {
  font-size: var(--fs-xs);
}

.strong {
  font-weight: 600;
}

.green {
  color: var(--green);
}

.red {
  color: var(--red);
}

.amber {
  color: var(--amber);
}

.blue {
  color: var(--blue);
}

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

.strike {
  text-decoration: line-through;
  color: var(--text-subtle);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

[hidden] {
  display: none !important;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

::selection {
  background: var(--accent);
  color: var(--accent-text);
}

/* barras de rolagem discretas */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--border-strong) transparent;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 10px;
  border: 3px solid var(--bg);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}