/* Keyboard Test — tool-specific UI. Layout chrome comes from shared.css / utilities.css. */

.kb-tool { max-width: 940px; margin: 0 auto; }

/* horizontal scroll on narrow screens instead of breaking the key grid */
.kb-scroll { overflow-x: auto; padding-bottom: 6px; -webkit-overflow-scrolling: touch; }

.kb-board {
  display: flex; gap: 18px; align-items: flex-start; justify-content: center;
  min-width: 860px; margin: 0 auto; padding: 16px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); box-shadow: var(--shadow);
  user-select: none; -webkit-user-select: none;
}
.kb-main { display: flex; flex-direction: column; }
.kb-side { display: flex; flex-direction: column; gap: 14px; }
.kb-cluster { display: flex; flex-direction: column; gap: 5px; }
.kb-numpad { width: 176px; }
.kb-nav { width: 176px; }
.kb-row { display: flex; gap: 5px; }

.kb-key {
  flex: 1 1 34px; min-width: 0; height: 40px;
  display: flex; align-items: flex-start; justify-content: flex-start;
  padding: 4px 6px; border: 1px solid var(--border); border-bottom-width: 2px;
  border-radius: 7px; background: var(--surface2);
  font-family: 'Outfit', system-ui, sans-serif; font-size: .72rem; font-weight: 600;
  color: var(--muted); line-height: 1.05; overflow: hidden; white-space: nowrap;
  transition: background .04s ease, color .04s ease, transform .04s ease, border-color .04s ease;
}
.kb-spacer { border: none; background: none; pointer-events: none; }

.kb-key.tested {
  background: var(--accent-bg); color: var(--accent-fg); border-color: var(--accent-light);
}
.kb-key.active {
  background: var(--accent); color: #fff; border-color: var(--accent-h);
  transform: translateY(1px); border-bottom-width: 1px;
}

/* ── Info / stats panel ── */
.kb-info {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
  max-width: 720px; margin: 0 auto 16px;
}
.kb-stat {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 12px; text-align: center; min-width: 0;
}
.kb-stat .v {
  font-family: 'JetBrains Mono', var(--mono); font-weight: 600; font-size: 1.2rem;
  color: var(--text); word-break: break-word;
}
.kb-stat .k {
  font-size: .7rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: var(--muted); margin-top: 3px;
}

.kb-meta {
  display: flex; flex-wrap: wrap; gap: 10px 22px; justify-content: center; align-items: center;
  max-width: 720px; margin: 0 auto 14px; font-size: .95rem; color: var(--muted);
}
.kb-meta strong { color: var(--text); font-family: 'JetBrains Mono', var(--mono); }
.kb-meta .btn { margin-left: auto; }
.kb-hint { text-align: center; font-size: .9rem; color: var(--muted); margin: 12px auto 0; max-width: 720px; }

@media (max-width: 560px) {
  .kb-info { grid-template-columns: 1fr; }
  .kb-meta .btn { margin: 0 auto; }
}