/*
 * ALPHA FITNESS — KEYBOARD SHORTCUTS HELP DIALOG
 * Estilos del modal que aparece al presionar "?".
 * Refactor: 2026-06-02
 */

.alpha-kbd-overlay {
  position: fixed;
  inset: 0;
  z-index: 99998;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: ax-fade-in var(--t-normal, 250ms) var(--ease-out, ease) both;
}

.alpha-kbd-modal {
  background: #0a0a0a;
  border: 1px solid #222;
  border-radius: 16px;
  width: 100%;
  max-width: 560px;
  max-height: 80vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8),
              0 0 0 1px rgba(57, 255, 20, 0.05);
}

.alpha-kbd-head {
  padding: 18px 22px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #1a1a1a;
  background: linear-gradient(135deg,
    rgba(57, 255, 20, 0.06) 0%,
    rgba(57, 255, 20, 0.01) 100%);
}

.alpha-kbd-head h3 {
  margin: 0;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.alpha-kbd-close {
  background: #1a1a1a;
  border: 1px solid #333;
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  font-size: 22px;
  font-weight: 400;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  line-height: 1;
  flex-shrink: 0;
  transition:
    background var(--t-fast, 150ms) var(--ease-out, ease),
    border-color var(--t-fast, 150ms) var(--ease-out, ease),
    transform var(--t-fast, 150ms) var(--ease-out, ease);
}
.alpha-kbd-close:hover {
  background: #39ff14;
  color: #000;
  border-color: #39ff14;
  transform: rotate(90deg);
}

.alpha-kbd-body {
  padding: 18px 22px;
  overflow-y: auto;
  flex: 1;
}

.alpha-kbd-cat {
  margin-bottom: 22px;
}
.alpha-kbd-cat:last-child {
  margin-bottom: 0;
}

.alpha-kbd-cat-title {
  margin: 0 0 10px 0;
  color: #39ff14;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.alpha-kbd-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.alpha-kbd-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 12px;
  border-radius: 8px;
  transition: background var(--t-fast, 150ms) var(--ease-out, ease);
  gap: 16px;
}
.alpha-kbd-row:hover {
  background: rgba(57, 255, 20, 0.04);
}

.alpha-kbd-desc {
  color: #ddd;
  font-size: 13.5px;
}

.alpha-kbd-keys {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

/* La tecla en sí: estilo <kbd> sobrio */
.alpha-kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 26px;
  padding: 0 8px;
  background: #1a1a1a;
  border: 1px solid #333;
  border-bottom-width: 2px;
  border-radius: 5px;
  color: #fff;
  font-family: 'SF Mono', 'Menlo', 'Consolas', monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.4);
  user-select: none;
}

.alpha-kbd-plus {
  color: #555;
  font-size: 11px;
  margin: 0 2px;
}

.alpha-kbd-or {
  color: #555;
  font-size: 11px;
  margin: 0 4px;
  font-style: italic;
}

.alpha-kbd-foot {
  padding: 14px 22px;
  border-top: 1px solid #1a1a1a;
  background: #050505;
  color: #777;
  font-size: 12px;
  line-height: 1.5;
}
.alpha-kbd-foot .alpha-kbd {
  display: inline-flex;
  vertical-align: middle;
}

/* Mobile: reducir tamaños */
@media (max-width: 480px) {
  .alpha-kbd-modal {
    border-radius: 14px;
    max-height: 90vh;
  }
  .alpha-kbd-head { padding: 14px 16px; }
  .alpha-kbd-body { padding: 14px 16px; }
  .alpha-kbd-foot { padding: 12px 16px; font-size: 11.5px; }
  .alpha-kbd-row { padding: 8px 10px; gap: 10px; }
  .alpha-kbd-desc { font-size: 13px; }
}