/*
 * Typatone Virtual On-Screen Keyboard Stylesheet
 */

div.keyboard {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  padding: 0.25rem 0.5rem;
  user-select: none;
  touch-action: manipulation;
}

div.keyboard .board {
  position: relative;
  text-align: center;
}

div.keyboard ul.row {
  list-style: none;
  margin: 0.35rem 0;
  padding: 0;
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  justify-content: center;
  gap: 5px;
}

div.keyboard ul.row li.key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.1rem;
  height: 2.75rem;
  background: #ffffff;
  border-radius: 6px;
  font-family: var(--font-main);
  font-size: 1.05rem;
  font-weight: 500;
  color: #1f2937;
  cursor: pointer;
  box-shadow: 0 1px 0 #cbd5e1, 0 2px 4px rgba(0, 0, 0, 0.04);
  transition: transform 0.08s ease, background-color 0.08s ease, box-shadow 0.08s ease;
  user-select: none;
  flex: 1;
  max-width: 3.2rem;
}

div.keyboard ul.row li.key:hover {
  background-color: #f8fafc;
}

div.keyboard ul.row li.key:active,
div.keyboard ul.row li.key.active {
  background-color: #e2e8f0;
  transform: translateY(2px);
  box-shadow: 0 0 0 #cbd5e1;
}

/* Special keys */
div.keyboard ul.row li.key.space {
  min-width: 6rem;
  max-width: 14rem;
  flex: 3;
  font-size: 0.9rem;
  color: #64748b;
}

div.keyboard ul.row li.key.share {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  color: #ffffff;
  font-size: 0.88rem;
  font-weight: 700;
  max-width: 5.5rem;
  flex: 1.6;
  box-shadow: 0 1px 0 #0369a1, 0 2px 5px rgba(14, 165, 233, 0.35);
}

div.keyboard ul.row li.key.share:hover {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #ffffff;
}

div.keyboard ul.row li.key.share:active,
div.keyboard ul.row li.key.share.active {
  background: #0369a1;
  color: #ffffff;
  transform: translateY(2px);
  box-shadow: 0 0 0 #0369a1;
}

div.keyboard ul.row li.key.shift,
div.keyboard ul.row li.key.delete,
div.keyboard ul.row li.key.numbers,
div.keyboard ul.row li.key.letters,
div.keyboard ul.row li.key.return {
  background-color: #f1f5f9;
  font-size: 0.9rem;
  font-weight: 600;
  color: #475569;
  max-width: 4rem;
}

div.keyboard ul.row li.key.shift:hover,
div.keyboard ul.row li.key.delete:hover,
div.keyboard ul.row li.key.return:hover {
  background-color: #e2e8f0;
}

@media (max-width: 600px) {
  div.keyboard {
    width: 100%;
    padding: 0.15rem 0.25rem 0.2rem;
  }
  div.keyboard ul.row {
    gap: 3px;
    margin: 2px 0;
    width: 100%;
  }
  div.keyboard ul.row li.key {
    min-width: 1.5rem;
    height: 2.3rem;
    font-size: 0.95rem;
    border-radius: 5px;
    flex: 1;
  }
  div.keyboard ul.row li.key.space {
    min-width: 4rem;
    flex: 2.2;
    font-size: 0.82rem;
  }
  div.keyboard ul.row li.key.share {
    flex: 1.5;
    max-width: 4.8rem;
    font-size: 0.78rem;
    padding: 0 2px;
  }
  div.keyboard ul.row li.key.numbers,
  div.keyboard ul.row li.key.letters,
  div.keyboard ul.row li.key.return {
    flex: 1;
    max-width: 3.8rem;
    font-size: 0.85rem;
  }
  div.keyboard ul.row li.key.shift,
  div.keyboard ul.row li.key.delete {
    flex: 1.25;
    max-width: 3.5rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 380px) {
  div.keyboard {
    padding: 0.1rem 0.15rem 0.15rem;
  }
  div.keyboard ul.row {
    gap: 2px;
    margin: 1.5px 0;
  }
  div.keyboard ul.row li.key {
    min-width: 1.25rem;
    height: 2.15rem;
    font-size: 0.88rem;
    border-radius: 4px;
  }
  div.keyboard ul.row li.key.space {
    min-width: 3.5rem;
  }
  div.keyboard ul.row li.key.share {
    font-size: 0.72rem;
    max-width: 4rem;
  }
}