/*
  utilities.css — bantuan a11y, jarak, hiasan grain, kelas tunggal
*/

.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;
}

.skip-to-main {
  position: absolute;
  top: -100px;
  left: 1rem;
  z-index: 1200;
  background: var(--mint);
  color: var(--mint-ink);
  padding: 0.75rem 1.2rem;
  border-radius: var(--radius-sm);
  font-family: var(--ff-head);
  font-weight: 700;
  transition: top var(--dur-1) var(--ease);
}

.skip-to-main:focus {
  top: 1rem;
}

:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
}

.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}

.stack-sm > * + * {
  margin-top: 0.75rem;
}

.stack-md > * + * {
  margin-top: 1.5rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--surface-2);
  color: var(--silver);
  font-size: 0.78rem;
  font-family: var(--ff-head);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ---- hiasan grain (feTurbulence data-uri) ---- */

.grain {
  position: relative;
  isolation: isolate;
}

.grain::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  z-index: 2;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---- halaman ralat / status ---- */

.status-page {
  min-height: 70svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-block: 4rem;
}

.status-page__code {
  font-family: var(--ff-head);
  font-weight: 800;
  font-size: clamp(4rem, 14vw, 9rem);
  color: var(--mint);
  line-height: 1;
}

/* ---- pemisah seksyen (ganti backdrop-filter pada elemen fixed dilarang, jadi ini hiasan biasa) ---- */

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
  border: none;
  margin-block: 0;
}

@media (min-width: 1600px) {
  .status-page {
    min-height: 60svh;
  }
}