:root {
    --bg-dark: #0a0b10;
    --bg-panel: rgba(18, 20, 28, 0.78);
    --border-glass: rgba(57, 255, 20, 0.2);
    --accent-lime: #39FF14;
    --accent-magenta: #ff003c;
    --text-main: #f0f4f8;
    --text-muted: #8a94a6;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
    background: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-sans);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
a { text-decoration: none; }

.lab-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 0.85rem 1.5rem;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border-glass);
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo .icon { font-size: 1.4rem; color: var(--accent-lime); }
.logo h1 { font-size: 1.2rem; font-weight: 700; color: var(--accent-lime); letter-spacing: 2px; }
.subtitle { font-weight: 300; color: var(--text-muted); font-size: 0.8rem; letter-spacing: 0; }
.controls { display: flex; gap: 10px; align-items: center; }
.badge { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-muted); }

button, .action-btn {
    cursor: pointer; font-family: var(--font-sans);
    background: rgba(255,255,255,0.05); color: var(--text-main);
    border: 1px solid rgba(255,255,255,0.12); padding: 7px 16px;
    font-size: 0.85rem; font-weight: 600; transition: all .15s;
}
.action-btn:hover { background: rgba(255,255,255,0.12); }
.action-btn.primary { background: rgba(57,255,20,0.12); color: var(--accent-lime); border-color: rgba(57,255,20,0.35); }
.action-btn.primary:hover { background: rgba(57,255,20,0.22); box-shadow: 0 0 14px rgba(57,255,20,0.35); }
.mini-btn { font-size: 0.72rem; padding: 3px 10px; color: var(--text-muted); }

.lab-grid {
    flex: 1; min-height: 0;
    display: grid;
    grid-template-columns: 230px 1fr 340px;
    gap: 1rem; padding: 1rem;
}
.center-col, .right-col { display: flex; flex-direction: column; gap: 1rem; min-height: 0; }

.panel {
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    display: flex; flex-direction: column;
    min-height: 0; overflow: hidden;
}
.panel-header {
    padding: 0.7rem 1rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    background: rgba(0,0,0,0.25);
    display: flex; justify-content: space-between; align-items: center;
}
.panel-header h2 { font-size: 0.92rem; color: var(--accent-lime); display: flex; align-items: baseline; gap: 8px; }
.hint { font-size: 0.68rem; color: var(--text-muted); font-weight: 400; }
.panel-content { flex: 1; overflow: auto; padding: 0.9rem; }
.panel-content::-webkit-scrollbar { width: 8px; height: 8px; }
.panel-content::-webkit-scrollbar-thumb { background: rgba(57,255,20,0.2); }

.pc-panel { flex: 0 0 38%; }
.grid-panel { flex: 1; }
.wheel-panel { flex: 0 0 300px; }
.predict-panel { flex: 1; }

/* Facets */
.facet-group { margin-bottom: 1.1rem; }
.facet-title { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 6px; }
.chip {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--font-mono); font-size: 0.74rem;
    padding: 3px 9px; margin: 0 5px 5px 0; cursor: pointer;
    border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.03);
    color: var(--text-main); user-select: none;
}
.chip:hover { border-color: var(--accent-lime); }
.chip.active { background: rgba(57,255,20,0.16); border-color: var(--accent-lime); color: var(--accent-lime); }
.chip .c { font-size: 0.66rem; color: var(--text-muted); }
.chip.active .c { color: var(--accent-lime); }
.chip .sw { width: 9px; height: 9px; border: 1px solid #444; display: inline-block; }
.range-row { margin-bottom: 9px; }
.range-row label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); display: flex; justify-content: space-between; }
.range-row input[type=range] { width: 100%; accent-color: var(--accent-lime); }

/* Grid table */
table.germ { width: 100%; border-collapse: collapse; font-family: var(--font-mono); font-size: 0.74rem; }
table.germ th {
    position: sticky; top: 0; background: #12141c; color: var(--text-muted);
    text-align: left; padding: 6px 8px; cursor: pointer; white-space: nowrap;
    border-bottom: 1px solid rgba(57,255,20,0.25);
}
table.germ th:hover { color: var(--accent-lime); }
table.germ td { padding: 5px 8px; border-bottom: 1px solid rgba(255,255,255,0.05); white-space: nowrap; }
table.germ tr:hover td { background: rgba(57,255,20,0.05); }
.sw-cell { width: 12px; height: 12px; display: inline-block; border: 1px solid #555; vertical-align: middle; }
.gen-pill { background: rgba(57,255,20,0.12); color: var(--accent-lime); padding: 1px 6px; font-size: 0.68rem; }

/* Parallel coordinates + wheel svg */
#parallel-coords svg, #color-wheel svg { display: block; }
.pc-axis line, .pc-axis path { stroke: rgba(255,255,255,0.25); }
.pc-axis text { fill: var(--text-muted); font-family: var(--font-mono); font-size: 9px; }
.pc-title { fill: var(--accent-lime); font-family: var(--font-mono); font-size: 10px; }
.pc-line { fill: none; stroke-width: 1.2; opacity: 0.55; }
.pc-line.dim { opacity: 0.04; }

/* Predictor */
.predict-controls { display: flex; gap: 6px; align-items: center; margin-bottom: 0.8rem; }
.predict-controls select {
    flex: 1; min-width: 0; background: #12141c; color: var(--text-main);
    border: 1px solid rgba(255,255,255,0.15); padding: 5px; font-family: var(--font-mono); font-size: 0.74rem;
}
.cross-x { color: var(--accent-lime); font-weight: 700; }
.hist-row { margin-bottom: 0.6rem; }
.hist-label { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-muted); display: flex; justify-content: space-between; }
.hist-label b { color: var(--accent-lime); }
.empty-note { color: var(--text-muted); font-style: italic; font-size: 0.8rem; padding: 1rem 0; }

/* ── Phone / small screens ───────────────────────────────────────────── */
@media (max-width: 900px) {
    body { height: auto; min-height: 100vh; overflow: auto; }
    .lab-header { flex-direction: column; align-items: stretch; gap: 8px; }
    .controls { flex-wrap: wrap; justify-content: center; }
    .lab-grid { grid-template-columns: 1fr; }
    .center-col, .right-col { min-height: 0; }
    .panel { min-height: 0; }
    .pc-panel, .grid-panel, .wheel-panel, .predict-panel { flex: none; }
    .pc-panel { height: 280px; }
    .grid-panel .panel-content { max-height: 420px; }
}