/* ============================================
   COMMAND CENTER — Base
   Reset, body, scrollbars, focus, shared shells.
   ============================================ */

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

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-base);
  line-height: 1.5;
  overflow: hidden;
  height: 100vh;
}

/* Scrollbar — subtle */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--scrollbar-thumb); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--scrollbar-thumb-hover); }
* { scrollbar-width: thin; scrollbar-color: var(--scrollbar-thumb) transparent; }

/* Focus */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}