/* ============================================================
   Base — reset, typography, shared utilities
   ============================================================ */

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

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

h1, h2, h3, h4 { margin: 0; font-weight: 600; }
h1 { font-family: var(--font-display); font-size: 26px; line-height: 1.18; letter-spacing: .1px; }
h2 { font-family: var(--font-display); font-size: 19px; line-height: 1.25; }
h3 { font-size: 14px; font-weight: 650; }
p  { margin: 0; }

button { font-family: inherit; font-size: inherit; color: inherit; cursor: pointer; }
input, textarea { font-family: inherit; font-size: inherit; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

svg { display: block; }

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

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

/* scrollbars — thin, warm */
* { scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
*::-webkit-scrollbar { width: 11px; height: 11px; }
*::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: 999px;
  border: 3px solid transparent;
  background-clip: content-box;
}
*::-webkit-scrollbar-thumb:hover { background: var(--muted); background-clip: content-box; }

/* utilities */
.mono { font-family: var(--font-mono); }
.serif { font-family: var(--font-display); }
.muted { color: var(--muted); }
.faint { color: var(--faint); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.row-gap { display: flex; align-items: center; gap: 8px; }
.stack { display: flex; flex-direction: column; }
.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;
}

.ico { width: 20px; height: 20px; flex: none; }
.ico-sm { width: 16px; height: 16px; flex: none; }