/* Cyberpunk terminal theme.
 * Dark base + neon cyan/magenta accents, monospace data treatment.
 * All flourishes (grid backdrop, scan glow, pulses) are CSS-only and disabled
 * under prefers-reduced-motion. WCAG-AA contrast preserved on text. */

:root {
  --bg:        #060912;
  --bg-grad:   #0a0f1f;
  --panel:     #0e1530;
  --panel-2:   #182350;
  --fg:        #e6f1ff;
  --muted:     #8aa0d0;
  --accent:    #00e5ff;    /* cyan */
  --accent-2:  #ff2ea6;    /* magenta */
  --accent-3:  #b388ff;    /* violet */
  --good:      #2ee6a6;
  --warn:      #ffd166;
  --bad:       #ff5c7a;
  --grid:      rgba(0, 229, 255, 0.06);
  --grid-2:    rgba(179, 136, 255, 0.05);
  --radius:    8px;
  --font:      ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono:      ui-monospace, "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;
}

/* Cyberpunk dark is the canonical look — explicitly NOT auto-flipping to a
 * light palette when the OS reports `prefers-color-scheme: light`. The user
 * asked for the dark/cyberpunk treatment by default. We still keep WCAG-AA
 * contrast on text so readability holds for light-preferring users. */

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--fg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.5;
  position: relative;
  overflow-x: hidden;
}

/* Ambient grid backdrop. CSS-only, fixed, pointer-events:none so it never
 * intercepts input. Two layered linear-gradients form the grid; a radial
 * vignette darkens the corners for that terminal feel. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse at top, var(--bg-grad), transparent 70%),
    radial-gradient(ellipse at bottom, var(--bg-grad), transparent 70%),
    linear-gradient(var(--grid)  1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(var(--grid-2) 1px, transparent 1px) 0 0 / 128px 128px,
    linear-gradient(90deg, var(--grid-2) 1px, transparent 1px) 0 0 / 128px 128px;
}

/* Faint horizontal scanline veneer. Static (no animation by default) so it
 * doesn't trigger motion sensitivity; very low alpha keeps it subliminal. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(255, 255, 255, 0.012) 0,
    rgba(255, 255, 255, 0.012) 1px,
    transparent 1px,
    transparent 3px
  );
  mix-blend-mode: overlay;
}

header, main, footer {
  max-width: 760px;
  width: 100%;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  position: relative;
  z-index: 1;
}
header { padding-top: 2rem; }
footer { margin-top: auto; padding-bottom: 1.5rem; }

h1 {
  font-family: var(--mono);
  font-size: 1.55rem;
  margin: 0 0 .25rem;
  letter-spacing: .02em;
  /* Subtle neon edge — no heavy blur, no text-shadow flicker. */
  text-shadow:
    0 0 1px rgba(0, 229, 255, 0.35),
    0 0 14px rgba(0, 229, 255, 0.12);
}
h1::before {
  content: "> ";
  color: var(--accent-2);
  opacity: .85;
}
.tagline { color: var(--muted); margin: 0; font-size: .95rem; }
abbr {
  text-decoration: underline dotted var(--accent);
  text-underline-offset: 2px;
  cursor: help;
}

.lookup { margin-top: 1.5rem; }
.lbl {
  display: block;
  font-weight: 600;
  margin-bottom: .35rem;
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--muted);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.lbl::before {
  content: "▸ ";
  color: var(--accent);
}

#query {
  width: 100%;
  padding: .85rem 1rem;
  font-size: 1.1rem;
  font-family: var(--mono);
  background:
    linear-gradient(180deg, rgba(0, 229, 255, 0.02), transparent 40%),
    var(--panel);
  color: var(--fg);
  border: 1px solid var(--panel-2);
  border-radius: var(--radius);
  outline: none;
  caret-color: var(--accent);
  letter-spacing: .02em;
  transition: border-color .2s ease, box-shadow .25s ease, background .25s ease;
}
#query::placeholder { color: color-mix(in srgb, var(--muted) 75%, transparent); }
#query:focus {
  border-color: var(--accent);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--accent) 35%, transparent),
    0 0 22px -4px color-mix(in srgb, var(--accent) 55%, transparent);
}
.hint { color: var(--muted); font-size: .85rem; margin: .35rem 0 0; font-family: var(--mono); }

#results { margin-top: 1.25rem; display: grid; gap: .6rem; }

.card {
  background:
    linear-gradient(180deg, rgba(0, 229, 255, 0.025), transparent 35%),
    var(--panel);
  border: 1px solid var(--panel-2);
  border-radius: var(--radius);
  padding: .8rem 1rem;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .25rem 1rem;
  align-items: baseline;
  position: relative;
  overflow: hidden;
}
.card::before {
  /* Slim accent rail on the left edge — registry "channel" indicator. */
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--accent);
  opacity: .7;
}
.card.exact {
  border-color: color-mix(in srgb, var(--accent) 45%, var(--panel-2));
  box-shadow: 0 0 24px -8px color-mix(in srgb, var(--accent) 55%, transparent);
}
.card .tag {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .55rem;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  align-self: center;
  justify-self: start;
  border: 1px solid var(--panel-2);
}
.card .tag.MA-L { color: var(--good);    border-color: color-mix(in srgb, var(--good)    45%, var(--panel-2)); }
.card .tag.MA-M { color: var(--warn);    border-color: color-mix(in srgb, var(--warn)    45%, var(--panel-2)); }
.card .tag.MA-S { color: var(--accent);  border-color: color-mix(in srgb, var(--accent)  45%, var(--panel-2)); }
.card.exact.MA-L::before { background: var(--good); }
.card.exact.MA-M::before { background: var(--warn); }
.card.exact.MA-S::before { background: var(--accent); }
.card.classified .tag.classified {
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn) 45%, var(--panel-2));
  white-space: normal;
}
.card.classified::before { background: var(--warn); }
.card .org { font-weight: 600; }
.card .meta {
  grid-column: 2;
  color: var(--muted);
  font-size: .85rem;
  font-family: var(--mono);
}
.card .addr {
  grid-column: 2;
  color: var(--muted);
  font-size: .85rem;
}

.empty, .error {
  color: var(--muted);
  padding: .85rem;
  text-align: center;
  border: 1px dashed var(--panel-2);
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: .9rem;
}
.error { color: var(--bad); border-color: var(--bad); }

.status {
  display: flex;
  align-items: center;
  gap: .6rem;
  flex-wrap: wrap;
  font-family: var(--mono);
}
#status-text { color: var(--muted); font-size: .85rem; letter-spacing: .02em; }
#status-text.ok   { color: var(--good); }
#status-text.warn { color: var(--warn); }
#status-text.err  { color: var(--bad); }

/* Signal dot — pulses while loading/refreshing. CSS only; the JS toggles a
 * `.scan` class on the body to drive it. */
.signal {
  display: inline-block;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 8px currentColor;
  flex: 0 0 auto;
  color: var(--good);
}
.signal.warn { background: var(--warn); color: var(--warn); }
.signal.err  { background: var(--bad);  color: var(--bad); }
body.scan .signal { animation: pulse 1.1s ease-in-out infinite; }

@keyframes pulse {
  0%, 100% { opacity: 1;   transform: scale(1); }
  50%      { opacity: .35; transform: scale(.78); }
}

/* Decorative badge row. Pure CSS, no live state — sets the "scanner online"
 * vibe without claiming anything dishonest about runtime state. */
.badges {
  display: flex;
  gap: .35rem;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin: .35rem 0 0;
}
.badges .b {
  border: 1px solid var(--panel-2);
  border-radius: 3px;
  padding: .1rem .4rem;
  background: rgba(255, 255, 255, 0.02);
}
.badges .b.on   { color: var(--accent);   border-color: color-mix(in srgb, var(--accent)   45%, var(--panel-2)); }
.badges .b.warn { color: var(--warn);     border-color: color-mix(in srgb, var(--warn)     45%, var(--panel-2)); }
.badges .b.alt  { color: var(--accent-2); border-color: color-mix(in srgb, var(--accent-2) 45%, var(--panel-2)); }

button {
  background: transparent;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 55%, var(--panel-2));
  padding: .45rem .85rem;
  border-radius: var(--radius);
  font: inherit;
  font-family: var(--mono);
  font-size: .85rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background .15s ease, box-shadow .15s ease, color .15s ease;
}
button:hover:not(:disabled) {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  box-shadow: 0 0 14px -4px color-mix(in srgb, var(--accent) 60%, transparent);
}
button:disabled { opacity: .45; cursor: not-allowed; }
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Sound toggle. Small icon-button, ghost by default; tinted when armed. */
.sound-toggle {
  background: transparent;
  border: 1px solid var(--panel-2);
  color: var(--muted);
  padding: .35rem .6rem;
  font-size: .75rem;
}
.sound-toggle[aria-pressed="true"] {
  color: var(--accent-2);
  border-color: color-mix(in srgb, var(--accent-2) 55%, var(--panel-2));
  box-shadow: 0 0 12px -4px color-mix(in srgb, var(--accent-2) 55%, transparent);
}

.version { color: var(--muted); font-size: .78rem; margin: .55rem 0 0; font-family: var(--mono); }
a { color: var(--accent); text-decoration-color: color-mix(in srgb, var(--accent) 50%, transparent); }
a:hover { text-decoration-color: var(--accent); }

.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.lang-bar {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: .5rem;
  margin-bottom: .25rem;
}
.lang-label {
  color: var(--muted);
  font-size: .75rem;
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: .08em;
}
.lang-select {
  background: var(--panel);
  color: var(--fg);
  border: 1px solid var(--panel-2);
  border-radius: var(--radius);
  padding: .25rem .5rem;
  font: inherit;
  font-size: .85rem;
  font-family: var(--mono);
}
html[dir="rtl"] .lang-bar { justify-content: flex-start; }

/* Lookup-hit flash. Brief edge glow on the input when a result appears.
 * JS adds .hit for ~600ms; the class auto-clears. */
#query.hit {
  animation: hitGlow .55s ease-out;
}
@keyframes hitGlow {
  0%   { box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent-2) 65%, transparent), 0 0 32px -2px color-mix(in srgb, var(--accent-2) 70%, transparent); }
  100% { box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent)   35%, transparent), 0 0 22px -4px color-mix(in srgb, var(--accent)   55%, transparent); }
}

/* New result card slide-in. Cheap (transform+opacity); GPU-friendly. */
.card { animation: cardIn .28s ease-out both; }
@keyframes cardIn {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Reduced motion: kill every animation/transition; the look stays, the
 * movement goes. */
@media (prefers-reduced-motion: reduce) {
  body.scan .signal,
  #query.hit,
  .card {
    animation: none !important;
  }
  * {
    transition: none !important;
  }
}