/**
 * Styles for the standalone content pages (about, leaderboard).
 *
 * These pages scroll, so they load tokens.css + this file rather than the
 * game's base.css/layout.css (which lock the viewport). Self-contained reset
 * here keeps them independent of the game shell.
 */

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

body {
  min-height: 100svh;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  line-height: var(--lh-base);
  -webkit-font-smoothing: antialiased;
}

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: var(--r-sm);
}

.page {
  max-width: 44rem;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3rem) var(--sp-4)
           calc(var(--sp-8) + env(safe-area-inset-bottom, 0px));
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

.page__nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
  align-items: center;
}

.page__title {
  font-size: var(--fs-2xl);
  letter-spacing: -0.02em;
}

.page__lead {
  color: var(--text-secondary);
}

.page h2 {
  font-size: var(--fs-lg);
  margin-top: var(--sp-4);
}

.page p { color: var(--text-secondary); }

.link {
  color: var(--accent-strong);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-sm);
}
.link:hover { text-decoration: underline; }

.link--home::before { content: "‹ "; }

.pagebtn {
  display: inline-block;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--r-md);
  background: var(--accent);
  color: var(--bg-base);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--fs-sm);
}
.pagebtn:hover { background: var(--accent-strong); }

/* --- Controls reference list (about) ------------------------------------- */

.keylist {
  list-style: none;
  padding: 0;
  display: grid;
  gap: var(--sp-2);
}
.keylist li {
  display: flex;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-2) 0;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}
.keylist b { color: var(--text-primary); font-weight: 600; }

/* --- Leaderboard --------------------------------------------------------- */

.scores {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}
.scores th {
  text-align: left;
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--text-muted);
  padding: var(--sp-2);
  border-bottom: 1px solid var(--border-subtle);
}
.scores td {
  padding: var(--sp-2);
  border-bottom: 1px solid var(--border-subtle);
}
.scores .num { text-align: right; }
.scores .rank { color: var(--text-muted); width: 3ch; }
.scores .initials { font-weight: 700; letter-spacing: 0.15em; }
.scores__score { color: var(--accent-strong); font-weight: 600; }

.empty {
  padding: var(--sp-6);
  text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--r-lg);
}