/* ================================================================
   Command Palette — ⌘K navigation
   ================================================================ */

.cmd-palette {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 12vh 16px 16px;
}

.cmd-palette.is-open {
  display: flex;
}

.cmd-palette__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 23, 72, 0.42);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: cmdkFade 0.18s var(--ease-out);
}

.cmd-palette__panel {
  position: relative;
  width: min(640px, 100%);
  max-height: 76vh;
  background: var(--surface-container-lowest);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: cmdkSlide 0.22s var(--ease-spring);
}

@keyframes cmdkFade {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes cmdkSlide {
  from { opacity: 0; transform: translateY(-12px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Input row */
.cmd-palette__input-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  background: var(--surface-container-low);
}

.cmd-palette__search-icon {
  color: var(--outline);
  font-size: 0.95rem;
  flex-shrink: 0;
}

.cmd-palette__input {
  flex: 1;
  border: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--on-surface);
  outline: none;
  padding: 0;
}

.cmd-palette__input::placeholder {
  color: var(--outline);
}

.cmd-palette__kbd {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 3px 7px;
  border-radius: 6px;
  background: var(--surface-container-lowest);
  color: var(--on-surface-variant);
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

/* Results */
.cmd-palette__results {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.cmd-palette__group {
  margin-bottom: 6px;
}

.cmd-palette__group-header {
  padding: 8px 12px 4px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--outline);
}

.cmd-palette__item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 10px 12px;
  border: none;
  background: transparent;
  border-radius: var(--radius-lg);
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--on-surface);
  transition: background 0.12s var(--ease-out);
}

.cmd-palette__item:hover,
.cmd-palette__item.is-active {
  background: var(--surface-container-low);
}

.cmd-palette__item-icon {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-lg);
  background: var(--surface-container);
  color: var(--primary);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.cmd-palette__item-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.cmd-palette__item-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--on-surface);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmd-palette__item-subtitle {
  font-size: 0.72rem;
  color: var(--outline);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmd-palette__item-arrow {
  color: var(--outline-variant);
  font-size: 0.72rem;
  opacity: 0;
  transition: opacity 0.12s var(--ease-out), transform 0.12s var(--ease-out);
}

.cmd-palette__item.is-active .cmd-palette__item-arrow {
  opacity: 1;
  transform: translateX(2px);
}

/* Empty + loading */
.cmd-palette__empty,
.cmd-palette__loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 32px 16px;
  color: var(--outline);
  font-size: 0.84rem;
}

.cmd-palette__empty[hidden],
.cmd-palette__loading[hidden] {
  display: none !important;
}

.cmd-palette__empty i {
  font-size: 1.6rem;
  color: var(--outline-variant);
}

.cmd-palette__spinner {
  width: 16px;
  height: 16px;
  border: 2px solid var(--surface-container);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: cmdkSpin 0.8s linear infinite;
}

@keyframes cmdkSpin {
  to { transform: rotate(360deg); }
}

/* Footer */
.cmd-palette__footer {
  display: flex;
  gap: 16px;
  padding: 10px 18px;
  border-top: 1px solid var(--border-subtle);
  background: var(--surface-container-low);
  font-family: var(--font-mono);
  font-size: 0.66rem;
  color: var(--outline);
}

.cmd-palette__hint {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.cmd-palette__hint kbd {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  padding: 1px 5px;
  border-radius: 4px;
  background: var(--surface-container-lowest);
  border: 1px solid var(--border-subtle);
  color: var(--on-surface-variant);
}

/* Body lock */
body.cmd-palette-open {
  overflow: hidden;
}

/* Mobile */
@media (max-width: 640px) {
  .cmd-palette {
    padding: 6vh 8px 8px;
  }

  .cmd-palette__panel {
    max-height: 88vh;
    border-radius: var(--radius-xl);
  }

  .cmd-palette__input {
    font-size: 0.94rem;
  }

  .cmd-palette__footer {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cmd-palette__backdrop,
  .cmd-palette__panel,
  .cmd-palette__spinner {
    animation: none !important;
  }
}

@media (max-width: 640px) {
  .cmd-palette {
    padding: 0;
  }
  .cmd-palette__panel {
    width: 100%;
    max-width: 100%;
    height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
  }
}