@import url('../global.css');

:root {
  --title-color: var(--color-hashi);
}

.hashi-board {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  grid-template-rows: repeat(7, minmax(0, 1fr));
  aspect-ratio: 1;
  gap: 0;
  padding: var(--spacing-sm);
  background: var(--logic-grid-frame-bg);
  border: 1px solid var(--logic-grid-frame-border);
  border-radius: var(--border-radius-lg);
}

.hashi-island,
.hashi-bridge {
  grid-area: auto;
  min-width: 0;
  min-height: 0;
}

.hashi-island {
  z-index: 2;
  display: grid;
  place-items: center;
  width: 80%;
  height: 80%;
  place-self: center;
  border: 3px solid var(--logic-grid-cell-border-fixed);
  border-radius: 50%;
  background: var(--logic-grid-cell-bg-fixed);
  color: var(--logic-grid-ink-fixed);
  font-weight: 800;
  text-shadow: 0 1px 2px rgb(0 0 0 / 30%);
  box-shadow: 0 0 0 1px rgb(255 255 255 / 18%);
}

.hashi-bridge {
  z-index: 1;
  position: relative;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.hashi-bridge::before {
  content: '';
  position: absolute;
  inset: 22% 0;
  border-radius: var(--border-radius-sm);
  background: var(--logic-grid-accent);
  opacity: 0;
  transition: opacity 120ms ease;
}

.hashi-bridge[data-count='1']::before {
  opacity: 0.85;
}

.hashi-bridge[data-count='2']::before {
  inset: 16% 0;
  opacity: 1;
}

.hashi-bridge.is-vertical::before {
  inset: 0 22%;
}

.hashi-bridge.is-vertical[data-count='2']::before {
  inset: 0 16%;
}

.hashi-bridge:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.hashi-board.is-complete {
  box-shadow:
    0 0 0 2px var(--logic-grid-accent),
    var(--shadow-lg);
}