/* ============================================================
   ETHAN PTACEK — the command layer
   A keyboard palette (⌘K) in the site's own paper grammar:
   hairline rules, mono labels, one vermillion marker, no icons.

   Loaded on every page. Inherits every token from styles.css,
   so it follows the paper/ink themes without knowing about them.
   ============================================================ */

/* ---------- masthead trigger ----------
   Hidden until script.js sets .js on <html> — a button that can't
   open anything should never be painted. */

.cmdk-trigger { display: none; }

html.js .cmdk-trigger {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  appearance: none;
  cursor: pointer;
  background: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 9px 6px 14px;
  font-family: var(--mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  transition: color 0.22s, border-color 0.22s;
}

.cmdk-trigger:hover { color: var(--ink); border-color: var(--line-strong); }

.cmdk-trigger kbd {
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.04em;
  color: var(--ink-faint);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  transition: border-color 0.22s;
}
.cmdk-trigger:hover kbd { border-color: var(--line-strong); }

/* the masthead keeps its links hard right; the trigger sits beside
   them on desktop and pairs with Menu on mobile */
@media (min-width: 761px) {
  .nav-links { margin-left: auto; }
  .cmdk-trigger { order: 3; }
}

@media (max-width: 760px) {
  .cmdk-trigger { order: 3; margin-left: auto; }
  .nav-mobile-toggle { order: 4; }
  .cmdk-trigger { padding: 6px 12px; }
  .cmdk-trigger kbd { display: none; }
}

/* ---------- the dialog ----------
   A native <dialog>, so focus trapping, inertness, the top layer
   and Escape are the platform's job rather than ours. */

dialog.cmdk {
  position: fixed;
  inset: 0;
  width: 100%;
  max-width: none;
  height: 100%;
  max-height: none;
  padding: 0;
  border: 0;
  background: transparent;
  overflow: hidden;
}

dialog.cmdk[open] {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(48px, 12vh, 140px) 16px 16px;
}

/* literal colours — ::backdrop inheritance is still uneven */
dialog.cmdk::backdrop {
  background: rgba(20, 18, 14, 0);
  transition: background 0.11s ease-out;
}
dialog.cmdk.is-open::backdrop { background: rgba(20, 18, 14, 0.44); }

body.cmdk-open { overflow: hidden; }

.cmdk-panel {
  width: min(560px, 100%);
  max-height: min(68vh, 560px);
  display: flex;
  flex-direction: column;
  background: var(--grain) var(--paper);
  border: 1px solid var(--line-strong);
  box-shadow: var(--shadow-lift);
  opacity: 0;
  transform: translateY(-4px) scale(0.985);
  transition: opacity 0.11s ease-out, transform 0.11s ease-out;
}
dialog.cmdk.is-open .cmdk-panel { opacity: 1; transform: none; }

/* on paper the panel and the page share a ground and the border is
   enough; in ink they'd be the same near-black, so lift the panel */
:root[data-theme="dark"] .cmdk-panel { background: var(--grain) var(--paper-deep); }
:root[data-theme="dark"] .cmdk-item[aria-selected="true"] { background: var(--paper-edge); }

/* ---------- search row ---------- */

.cmdk-head {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 56px;
  padding: 0 16px 0 18px;
  border-bottom: 1px solid var(--line);
  flex: none;
}

.cmdk-mark {
  font-family: var(--serif);
  font-size: 1.5rem;
  line-height: 0;
  color: var(--accent);
  transform: translateY(2px);
}

.cmdk-input {
  flex: 1;
  min-width: 0;
  appearance: none;
  border: 0;
  background: none;
  font-family: var(--sans);
  font-size: 0.95rem;
  line-height: 1.4;
  color: var(--ink);
}
.cmdk-input:focus { outline: none; }
.cmdk-input::placeholder { color: var(--ink-faint); }
.cmdk-input::-webkit-search-cancel-button { display: none; }

.cmdk-esc {
  flex: none;
  font-family: var(--mono);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 3px 7px;
}

/* ---------- results ---------- */

.cmdk-list {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 6px 0 10px;
  scrollbar-width: thin;
}

.cmdk-group + .cmdk-group { border-top: 1px solid var(--line); }

.cmdk-group-label {
  font-family: var(--mono);
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  padding: 14px 18px 7px;
}

.cmdk-item {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 8px 18px 8px 16px;
  border-left: 2px solid transparent;
  cursor: pointer;
  scroll-margin: 12px 0;
}

.cmdk-item[aria-selected="true"] {
  background: var(--paper-deep);
  border-left-color: var(--accent);
}

.cmdk-name {
  flex: none;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.005em;
}

.cmdk-desc {
  flex: 1;
  min-width: 0;
  font-size: 0.78rem;
  color: var(--ink-faint);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cmdk-meta {
  flex: none;
  font-family: var(--mono);
  font-size: 0.5975rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.cmdk-item[aria-selected="true"] .cmdk-meta { color: var(--ink-soft); }
.cmdk-meta-hot { color: var(--accent); }

.cmdk-empty {
  padding: 26px 18px 22px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
}
.cmdk-empty strong { color: var(--ink-soft); font-weight: 500; }

/* ---------- hint bar ---------- */

.cmdk-foot {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: none;
  padding: 9px 18px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.5975rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.cmdk-foot span { display: inline-flex; align-items: center; gap: 6px; }
.cmdk-foot .cmdk-sig { margin-left: auto; }
.cmdk-foot i { font-style: normal; color: var(--ink-soft); }

/* screen-reader-only announcements (copy confirmations, counts) */
.cmdk-sr {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

/* ---------- touch ---------- */

@media (max-width: 640px) {
  dialog.cmdk[open] { padding: 0; align-items: stretch; }
  .cmdk-panel {
    width: 100%;
    max-height: 100%;
    height: 100%;
    border-left: 0;
    border-right: 0;
    border-top: 0;
  }
  .cmdk-head { height: 60px; }
  /* 16px keeps iOS from zooming the viewport on focus */
  .cmdk-input { font-size: 16px; }
  .cmdk-item { padding-top: 12px; padding-bottom: 12px; }
  .cmdk-desc { display: none; }
  .cmdk-foot { display: none; }
  .cmdk-esc { display: none; }
}

/* ---------- motion preferences ----------
   styles.css already flattens durations; this removes the
   transform outright so nothing moves at all. */

@media (prefers-reduced-motion: reduce) {
  .cmdk-panel { transform: none; }
}
