/* ════════════════════════════════════════════════
   AstroE TrendBoard — Base: reset, typography, focus
   ════════════════════════════════════════════════ */

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

html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, p { margin: 0; }
img, svg, canvas { display: block; max-width: 100%; }
img { height: auto; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { opacity: .85; }
ul, ol { margin: 0; padding: 0; list-style: none; }

/* ── Type helpers ── */
.disp { font-family: var(--font-display); letter-spacing: -.015em; }
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.eyebrow { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--faint-text); }
.muted { color: var(--muted); }
.up-text { color: var(--up-text); }
.down-text { color: var(--down-text); }

/* ── Focus: always visible for keyboard users ── */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
:focus:not(:focus-visible) { outline: none; }

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

.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;
}