/* ─────────────────────────────────────────────────────────────
   JNLABTOOLS.COM — single stylesheet
   Arcade-lab vibe, bluish phosphor theme: cyan accent, animated
   ASCII hero, featured grid + searchable archive.
   Dark theme via CSS custom props.
   ───────────────────────────────────────────────────────────── */

:root {
    --bg:        #0d0d1a;
    --bg-elev:   #121224;
    --surface:   #16162b;
    --surface-2: #1c1c35;
    --border:    #26264a;
    --border-hi: #34346a;
    --text:      #e0e0e0;
    --muted:     #8899aa;
    --faint:     #555577;
    --accent:    #00aaff;
    --accent-2:  #88ddff;
    --accent-warm: #ffaa00;   /* sparing: invader score, rare pops */
    --secondary: #00ffcc;

    --cat-games: #ff6688;
    --cat-sims:  #00aaff;
    --cat-art:   #aa88ff;
    --cat-music: #ffaa00;
    --cat-tools: #00ffcc;

    --radius:    12px;
    --maxw:      1240px;
    --mono:      "Roboto Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
    --sans:      system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

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

/* ── hero ─────────────────────────────────────────────── */
.hero {
    position: relative;
    height: 360px;
    overflow: hidden;
    border-bottom: 1px solid var(--border);
    background:
        radial-gradient(700px 260px at 50% 38%, rgba(0, 170, 255, 0.10), transparent 70%),
        var(--bg);
}
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }

/* ── sound toggle (top-right) ─────────────────────────── */
.sound-toggle {
    position: fixed; top: 14px; right: 14px;
    z-index: 130;            /* above the alien canvas (z120) */
    background: rgba(13, 13, 26, 0.7);
    border: 1px solid var(--border-hi);
    border-radius: 5px;
    color: var(--muted);
    font-family: var(--mono); font-size: 12px;
    letter-spacing: 0.08em;
    padding: 5px 10px;
    cursor: pointer;
    transition: color .2s, border-color .2s, box-shadow .2s;
}
.sound-toggle:hover { color: var(--accent-2); border-color: var(--accent); box-shadow: 0 0 8px rgba(0,170,255,0.4); }
.sound-toggle[aria-pressed="true"] { color: var(--secondary); border-color: var(--secondary); }

/* ── the console ──────────────────────────────────────── */
.term {
    max-width: 980px;
    margin: 30px auto 10px;
    padding: 0 16px;
    font-family: var(--mono);
}
.term-frame {
    position: relative;
    background:
        repeating-linear-gradient(to bottom,
            rgba(0,0,0,0) 0, rgba(0,0,0,0) 2px,
            rgba(0, 20, 40, 0.22) 3px, rgba(0,0,0,0) 4px),
        rgba(8, 8, 16, 0.92);
    border: 1px solid var(--border-hi);
    border-radius: 10px;
    box-shadow: 0 0 30px rgba(0, 170, 255, 0.10), inset 0 0 60px rgba(0, 0, 0, 0.5);
    padding: 0 22px 18px;
    font-size: 14px;
    line-height: 1.6;
    overflow: hidden;
}
.term-titlebar {
    display: flex; justify-content: space-between; gap: 12px;
    margin: 0 -22px 12px;
    padding: 6px 14px;
    border-bottom: 1px solid var(--border-hi);
    background: rgba(0, 170, 255, 0.07);
    font-size: 12px;
    letter-spacing: 0.18em;
    color: var(--accent);
}
.term-sys { color: var(--faint); letter-spacing: 0.08em; }

.term-prompt { margin: 14px 0 6px; color: var(--faint); white-space: pre-wrap; }
.term-cmd { color: var(--accent); }
.term-cursor { color: var(--accent-2); animation: blink-cursor 1s steps(1) infinite; }
@keyframes blink-cursor {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}
.term-filecount { margin: 6px 0 2px; padding-left: 1ch; color: var(--faint); font-size: 12px; }

/* ── dir listings ─────────────────────────────────────── */
.dir-entries { margin: 2px 0; }
.dir-entry {
    display: grid;
    grid-template-columns: minmax(19ch, max-content) 8ch 1fr;
    gap: 0 2ch;
    align-items: baseline;
    padding: 3px 8px;
    border-radius: 5px;
    cursor: pointer;
    transition: background .15s, color .15s;
}
.entry-name { color: var(--text); font-weight: 600; letter-spacing: 0.03em; }
.entry-cat  { color: var(--cat-color, var(--accent)); font-size: 0.86em; }
.entry-desc { color: var(--muted); font-size: 0.93em; }

.dir-entry:hover, .dir-entry:focus-visible {
    background: var(--cat-color, var(--accent));
    outline: none;
}
.dir-entry:hover .entry-name, .dir-entry:focus-visible .entry-name,
.dir-entry:hover .entry-cat,  .dir-entry:focus-visible .entry-cat,
.dir-entry:hover .entry-desc, .dir-entry:focus-visible .entry-desc {
    color: #0a0a14;
}

/* featured listing: bigger, brighter, glow */
.dir-featured .dir-entry { padding: 5px 8px; }
.dir-featured .entry-name {
    font-size: 15px;
    color: var(--accent-2);
    text-shadow: 0 0 8px rgba(0, 170, 255, 0.35);
}
.dir-featured .dir-entry:hover .entry-name { color: #0a0a14; text-shadow: none; }

/* ── archive controls (tags + grep) ───────────────────── */
.term-controls {
    display: flex; flex-wrap: wrap; gap: 8px 18px;
    align-items: center;
    padding-left: 1ch;
    margin-bottom: 8px;
}
.dir-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.dir-tag {
    padding: 1px 8px;
    background: transparent;
    border: 1px solid var(--border-hi);
    border-radius: 0;
    color: var(--muted);
    font-family: var(--mono); font-size: 12px;
    cursor: pointer;
    transition: color .15s, border-color .15s, background .15s;
}
.dir-tag:hover { color: var(--accent); border-color: var(--accent); }
.dir-tag.active { background: var(--accent-warm); border-color: var(--accent-warm); color: #000; }
.dir-tag .chip-count { opacity: .6; font-variant-numeric: tabular-nums; margin-left: 4px; }

.dir-search { color: var(--faint); font-size: 13px; white-space: nowrap; }
.dir-search input {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--border-hi);
    color: var(--accent);
    font-family: var(--mono); font-size: 13px;
    outline: none;
    width: 20ch;
    caret-color: var(--accent-warm);
}
.dir-search input:focus { border-bottom-color: var(--accent); }
.search-clear {
    border: none; background: transparent;
    color: var(--muted); font-size: 14px; line-height: 1;
    cursor: pointer; padding: 0 4px;
}
.search-clear:hover { color: var(--text); }

/* ── empty + footer ───────────────────────────────────── */
.empty { text-align: center; color: var(--accent-warm); padding: 14px 24px; font-family: var(--mono); font-size: 13px; }
.site-footer {
    max-width: var(--maxw); margin: 0 auto; padding: 24px 24px 56px;
    color: var(--faint); font-size: 13px; text-align: center;
    display: flex; flex-direction: column; gap: 6px; align-items: center;
}
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--accent); }
.count { color: var(--muted); font-family: var(--mono); }

/* ── invader easter-egg score (appears on first zap) ──── */
.invader-score {
    position: fixed; right: 14px; bottom: 14px;
    z-index: 130;            /* above the alien canvas (z120) */
    padding: 5px 12px;
    background: rgba(13, 13, 26, 0.85);
    border: 1px solid var(--border-hi);
    border-radius: 6px;
    color: var(--accent-warm);
    font-family: var(--mono); font-size: 12px;
    letter-spacing: 0.06em;
    font-variant-numeric: tabular-nums;
    pointer-events: none;
}

@media (max-width: 640px) {
    .hero { height: 280px; }
    .term-frame { padding: 0 14px 14px; font-size: 13px; }
    .term-titlebar { margin: 0 -14px 10px; }
    .term-sys { display: none; }
    /* stack: NAME <CAT> on line one, desc below */
    .dir-entry { grid-template-columns: 1fr auto; }
    .entry-desc { grid-column: 1 / -1; padding-left: 2ch; }
}
@media (prefers-reduced-motion: reduce) {
    .term-cursor { animation: none; }
    html { scroll-behavior: auto; }
}