/* ============================================================
   ArchiveBox DS — Base / Reset / Type
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  font-family: var(--ab-font-serif);
  font-size: var(--ab-size-base);
  line-height: var(--ab-lh-normal);
  color: var(--ab-fg);
  background: var(--ab-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern", "liga", "onum";
}

/* Grain is rendered as an overlay via ::before so we can use
   mix-blend-mode: overlay (which preserves hue) instead of multiply
   (which drifts toward olive on warm paper). */
body {
  min-height: 100vh;
  background: var(--ab-bg);
  position: relative;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image: url("data:image/svg+xml;base64,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");
  background-size: 220px 220px;
  opacity: var(--ab-grain-opacity);
  mix-blend-mode: overlay;
}
:root[data-theme="dark"] body::before { mix-blend-mode: soft-light; }
body > * { position: relative; z-index: 1; }

::selection { background: var(--ab-selection); color: var(--ab-ink); }

/* ---- Headings ---------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--ab-font-serif);
  font-weight: 500;
  line-height: var(--ab-lh-tight);
  letter-spacing: -0.01em;
  color: var(--ab-fg);
  margin: 0 0 var(--ab-s-3) 0;
  text-wrap: balance;
}
h1 { font-size: var(--ab-size-3xl); letter-spacing: -0.02em; }
h2 { font-size: var(--ab-size-2xl); }
h3 { font-size: var(--ab-size-xl); }
h4 { font-size: var(--ab-size-lg); }
h5 { font-size: var(--ab-size-md); }
h6 { font-size: var(--ab-size-sm); text-transform: uppercase; letter-spacing: .12em; font-family: var(--ab-font-label); font-weight: 600; color: var(--ab-fg-muted); }

.ab-display {
  font-size: var(--ab-size-display);
  line-height: .95;
  letter-spacing: -0.035em;
  font-weight: 400;
}

p, li { max-width: var(--ab-measure); text-wrap: pretty; }
p { margin: 0 0 var(--ab-s-4) 0; color: var(--ab-ink-2); }
:root[data-theme="dark"] p { color: var(--ab-ink-2); }

a {
  color: var(--ab-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
  transition: color var(--ab-dur-1) var(--ab-ease);
}
a:hover { color: var(--ab-accent-hover); }

small, .ab-small { font-size: var(--ab-size-sm); color: var(--ab-fg-muted); }

code, kbd, pre, samp { font-family: var(--ab-font-mono); }
code {
  font-size: .9em;
  background: var(--ab-bg-sunken);
  border: 1px solid var(--ab-rule);
  border-radius: var(--ab-r-1);
  padding: 1px 5px;
  color: var(--ab-ink-2);
}

hr {
  border: 0;
  border-top: 1px solid var(--ab-rule);
  margin: var(--ab-s-6) 0;
}

/* ---- Labels & metadata ------------------------------------- */
.ab-label {
  font-family: var(--ab-font-label);
  font-size: var(--ab-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: var(--ab-fg-muted);
}
.ab-meta {
  font-family: var(--ab-font-mono);
  font-size: var(--ab-size-xs);
  color: var(--ab-fg-muted);
  letter-spacing: .02em;
}
.ab-eyebrow {
  font-family: var(--ab-font-label);
  font-size: var(--ab-size-xs);
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--ab-accent);
  display: inline-flex;
  align-items: center;
  gap: var(--ab-s-2);
}
.ab-eyebrow::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1px;
  background: var(--ab-accent);
}

/* ---- Ornaments --------------------------------------------- */
.ab-ornament {
  display: flex;
  align-items: center;
  gap: var(--ab-s-3);
  color: var(--ab-fg-muted);
  font-family: var(--ab-font-serif);
  font-style: italic;
}
.ab-ornament::before,
.ab-ornament::after {
  content: "";
  flex: 1;
  border-top: 1px solid var(--ab-rule);
}
.ab-ornament-dot {
  font-size: var(--ab-size-sm);
  letter-spacing: .5em;
  color: var(--ab-fg-faint);
  text-align: center;
}

/* ---- Layout helpers ---------------------------------------- */
.ab-container {
  max-width: var(--ab-content-w);
  margin: 0 auto;
  padding: 0 var(--ab-s-6);
}
.ab-stack > * + * { margin-top: var(--ab-s-4); }
.ab-stack-lg > * + * { margin-top: var(--ab-s-6); }
.ab-row { display: flex; gap: var(--ab-s-3); align-items: center; flex-wrap: wrap; }
.ab-grid { display: grid; gap: var(--ab-gap); }

/* ---- Focus ------------------------------------------------- */
:focus-visible {
  outline: 2px solid var(--ab-accent);
  outline-offset: 2px;
  border-radius: var(--ab-r-2);
}