/* ─── extras: nav ⌘K + theme toggle, command palette, 404 terminal ─── */

/* nav buttons */
.nav-right { display: flex; align-items: center; gap: 14px; justify-content: flex-end; }
.nav-cmdk {
  display: inline-flex; align-items: center; gap: 4px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.06em; color: var(--ink-dim);
  border: 1px solid var(--line); border-radius: 6px;
  padding: 5px 8px; background: transparent;
  transition: border-color 0.25s, color 0.25s;
}
.nav-cmdk:hover { border-color: var(--line-strong); color: var(--ink); }
.nav-theme {
  font-size: 15px; line-height: 1; color: var(--ink-dim);
  width: 32px; height: 32px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 50%; transition: color 0.25s, border-color 0.25s, transform 0.4s var(--ease-out-soft, ease);
}
/* hover-capable pointers only — on touch, :hover sticks after a tap */
@media (hover: hover) {
  .nav-theme:hover { color: var(--ink); border-color: var(--line-strong); transform: rotate(180deg); }
}
@media (max-width: 860px) { .nav-cmdk { display: none; } }

/* ─── command palette ─── */
.cmdk-overlay {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(15, 14, 11, 0.45);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; justify-content: center; align-items: flex-start;
  padding: 16vh 20px 20px;
  animation: cmdkFade 0.16s ease both;
}
.cmdk {
  width: min(600px, 100%);
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 12px;
  box-shadow: 0 30px 90px rgba(15, 14, 11, 0.4);
  overflow: hidden;
  animation: cmdkPop 0.2s var(--ease-out-soft, ease) both;
}
.cmdk-input-row {
  display: flex; align-items: center; gap: 12px;
  padding: 15px 18px; border-bottom: 1px solid var(--line);
}
.cmdk-prompt { color: var(--clay); font-size: 16px; }
.cmdk-input-row input {
  flex: 1; border: none; outline: none; background: none; color: var(--ink);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 14px;
}
.cmdk-input-row input::placeholder { color: var(--ink-faint); }
.cmdk-esc {
  font-size: 10px; color: var(--ink-faint);
  border: 1px solid var(--line); border-radius: 5px; padding: 3px 6px;
}
.cmdk-list { max-height: 46vh; overflow-y: auto; padding: 8px; position: relative; }
.cmdk-group {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; text-transform: uppercase; letter-spacing: 0.18em;
  color: var(--ink-faint); padding: 12px 12px 5px;
}
.cmdk-item {
  display: flex; align-items: baseline; justify-content: space-between; gap: 16px;
  padding: 9px 12px; border-radius: 8px; cursor: pointer;
  font-size: 14px; color: var(--ink-2);
}
.cmdk-item.sel { background: var(--bg-2); color: var(--ink); }
.cmdk-item.sel .cmdk-hint { color: var(--clay); }
.cmdk-hint { font-size: 11px; color: var(--ink-faint); flex-shrink: 0; }
.cmdk-empty { padding: 26px 14px; font-size: 12px; color: var(--ink-dim); text-align: center; }
.cmdk-foot {
  padding: 10px 18px; border-top: 1px solid var(--line);
  font-size: 10px; letter-spacing: 0.08em; color: var(--ink-faint);
}
@keyframes cmdkFade { from { opacity: 0; } to { opacity: 1; } }
@keyframes cmdkPop { from { opacity: 0; transform: translateY(10px) scale(0.985); } to { opacity: 1; transform: translateY(0) scale(1); } }

/* ─── 404 terminal ─── */
.nf { min-height: 88vh; display: grid; place-items: center; padding: 140px 24px 80px; }
.nf-term {
  width: min(640px, 100%);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  background: var(--bg-2);
  border: 1px solid var(--line-strong); border-radius: 12px;
  overflow: hidden;
}
.nf-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 12px 14px; border-bottom: 1px solid var(--line);
}
.nf-bar span { width: 10px; height: 10px; border-radius: 50%; background: var(--ink-faint); }
.nf-bar span:first-child { background: var(--clay); }
.nf-bar em { margin-left: auto; font-style: normal; font-size: 11px; color: var(--ink-dim); }
.nf-body { padding: 22px 22px 26px; font-size: 13px; line-height: 2.1; color: var(--ink-2); }
.nf-p { color: var(--clay); margin-right: 8px; }
.nf-err { color: var(--clay-deep); }
.nf-suggest { display: flex; flex-wrap: wrap; gap: 8px; padding: 10px 0 16px; }
.nf-suggest button {
  font-family: inherit; font-size: 12px; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: 6px; padding: 6px 11px;
  transition: border-color 0.2s, transform 0.2s, color 0.2s;
}
.nf-suggest button:hover { border-color: var(--line-strong); color: var(--ink); transform: translateY(-1px); }
.nf-cursor {
  display: inline-block; width: 9px; height: 15px;
  background: var(--ink); vertical-align: -2px;
  animation: nfBlink 1.1s steps(2, start) infinite;
}
@keyframes nfBlink { 50% { opacity: 0; } }

/* ─── route exit (navigate() adds .route-exit before hash change) ─── */
.route-fade.route-exit > * {
  animation: pageOut 0.22s var(--ease-out-soft, ease) both;
}
@keyframes pageOut {
  to { opacity: 0; transform: translateY(-18px); filter: blur(5px); }
}

@media (prefers-reduced-motion: reduce) {
  .cmdk-overlay, .cmdk, .nf-cursor { animation: none; }
  .route-fade.route-exit > * { animation: none; }
  .nav-theme:hover { transform: none; }
}