body { margin:0; font-family:system-ui, Arial, sans-serif; background:#0b0b0b; color:#ffd700; }
header { display:flex; justify-content:space-between; align-items:center; padding:12px 16px; background:#111; border-bottom:1px solid #ffd70055; }
#arduinoBar { display:flex; gap:8px; align-items:center; }
#status { font-weight:700; }
.disconnected { color:#ff6b6b; }
.connected { color:#2ecc71; }
main { padding:16px; display:flex; flex-direction:column; gap:12px; }
.controls { display:flex; gap:8px; align-items:center; }
.console { background:#111; border:1px solid #ffd70033; padding:12px; height:48vh; overflow:auto; border-radius:8px; }
button { background:#222; color:#ffd700; border:1px solid #ffd70055; padding:8px 12px; border-radius:8px; cursor:pointer; }
button:disabled { opacity:.5; cursor:not-allowed; }
input { background:#0e0e0e; color:#ffd700; border:1px solid #ffd70033; padding:8px; border-radius:8px; flex:1; }
/* Status header */
.rs-header { display:flex; align-items:center; justify-content:space-between; gap:12px; padding:10px 14px; background:#0b0b0c; color:#eee; border-bottom:1px solid #1c1c1f; }
.rs-header .title { font-weight:600; margin-left:6px; }
.status-dot { width:10px; height:10px; border-radius:50%; display:inline-block; }
.status-dot.idle { background:#555; }
.status-dot.syncing { background:#f5c84b; animation:pulse 1s infinite; }
.status-dot.online { background:#41d66b; animation:ping 1.6s cubic-bezier(0,0,0.2,1) infinite; }
.chip { font-size:12px; padding:2px 8px; border-radius:999px; margin-left:8px; }
.chip-sync { background:rgba(245,200,75,0.12); color:#f5c84b; }
.chip-online { background:rgba(65,214,107,0.12); color:#41d66b; }
.btn { border:0; padding:8px 12px; border-radius:12px; background:#1c1c22; color:#eee; cursor:pointer; }
.btn:hover { background:#27272f; }
.btn-estop { background:#e54646; color:#fff; }
.btn-estop:hover { background:#d43737; }
.btn-connect { background:#ffffff18; }
.btn-ghost { border:0; background:transparent; color:#aaa; font-size:16px; cursor:pointer; }

/* Console */
.rs-console { padding:10px 14px; background:#0f0f12; color:#ddd; border-top:1px solid #1c1c1f; }
.rs-console .label { font-size:12px; opacity:.7; margin-bottom:6px; }
.console { height:180px; overflow:auto; background:#0a0a0c; border:1px solid #1b1b1f; border-radius:10px; padding:8px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size:12px; }
.log-line { padding:2px 0; }

/* Modal */
.rs-modal { position:fixed; inset:0; background:rgba(0,0,0,.6); backdrop-filter: blur(6px); display:none; align-items:center; justify-content:center; z-index:9999; }
.rs-modal.show { display:flex; }
.modal-card { position:relative; width:min(540px, 92vw); background:#0b0b0e; border:1px solid #1f1f25; border-radius:22px; padding:16px; }
.neural-border { position:absolute; inset:-2px; border-radius:24px; background: conic-gradient(from 180deg at 50% 50%, #22d3ee44, #a78bfa44, #34d39944, #22d3ee44); filter: blur(10px); z-index:-1; }
.modal-head { display:flex; align-items:center; gap:12px; margin-bottom:8px; }
.orb { width:34px; height:34px; border-radius:12px; background:linear-gradient(135deg, #a78bfa66, #22d3ee66); display:grid; place-items:center; }
.orb .pulse { width:8px; height:8px; background:#fff; border-radius:999px; animation:pulse 1.2s infinite; }
.h1 { font-weight:600; font-size:18px; color:#eee; }
.sub { font-size:12px; color:#9aa; }
.modal-actions { display:grid; gap:10px; margin-top:10px; }
.btn.primary { background:#fff; color:#0b0b0e; border-radius:14px; padding:12px; }
.btn.primary:hover { box-shadow:0 10px 24px rgba(255,255,255,.08); }

@keyframes ping { 75% { transform: scale(2); opacity:0; } }
@keyframes pulse { 0% { opacity:.4 } 50% { opacity:1 } 100% { opacity:.4 } }
/* ========= BYORobo Tech Theme (Yellow + Black) ========= */
:root{
    --tech-bg: #0b0b0f;
    --tech-panel: #111217;
    --tech-ink: #f1d705;
    --tech-dim: #9aa3ad;
    --tech-yellow: #675b23;
    --tech-amber: #ffb800;
    --tech-warning: #ffea00;
    --tech-grid: rgb(0 0 0 / 8%);
    --tech-line: rgb(65 53 0 / 18%);
    --tech-outline: rgb(133 120 62 / 50%);
    --tech-shadow: 0 0 0 1px rgba(255, 209, 0, .25), 0 0 20px rgba(255, 209, 0, .12);
}

/* Workspace canvas background */
.blocklySvg{
  background-color: var(--tech-bg) !important;
  /* Subtle tech grid with diagonal micro-lines */
  background-image:
    linear-gradient(90deg, var(--tech-grid) 1px, transparent 1px),
    linear-gradient(0deg,  var(--tech-grid) 1px, transparent 1px),
    repeating-linear-gradient(45deg, transparent 0 10px, var(--tech-line) 10px 11px);
  background-size: 24px 24px, 24px 24px, 28px 28px;
  background-blend-mode: screen;
}

/* Main “paper” rect (if present) */
.blocklyMainBackground{
  fill: transparent !important;
}

/* Toolbox area */
.blocklyToolboxDiv{
  background: linear-gradient(180deg, #0f1016 0%, #0c0d12 100%);
  border-right: 1px solid var(--tech-outline);
  box-shadow: inset -1px 0 0 var(--tech-outline);
  color: var(--tech-ink);
}

/* Toolbox category rows (Tree) */
.blocklyTreeRow{
  border-radius: 8px;
  margin: 4px 8px;
  padding: 8px 10px !important;
  transition: transform .12s ease, background .12s ease, box-shadow .12s ease;
}
.blocklyTreeRow:hover{
  background: rgba(255,209,0,.08) !important;
  box-shadow: 0 0 0 1px rgba(255,209,0,.25) inset, 0 4px 10px rgba(0,0,0,.35);
  transform: translateX(2px);
}
.blocklyTreeLabel{
  color: var(--tech-ink) !important;
  font-weight: 600;
  letter-spacing: .2px;
}

/* Flyout (block palette) */
.blocklyFlyoutBackground{
  fill: var(--tech-panel) !important;
  fill-opacity: 1 !important;
  stroke: var(--tech-outline) !important;
  stroke-width: 1px !important;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,.5));
}
.blocklyFlyout .blocklyScrollbarKnob{
  fill: var(--tech-yellow) !important;
  fill-opacity: .9 !important;
}

/* Scrollbars (workspace + flyout) */
.blocklyScrollbarKnob{
  fill: var(--tech-amber) !important;
}
.blocklyScrollbarHorizontal, .blocklyScrollbarVertical{
  fill: rgba(255,255,255,.06) !important;
}

/* Block styling (unified neon-yellow look) 
   NOTE: This overrides category colors for a cohesive theme. Remove if you want per-category colors. */
.blocklyBlockCanvas .blocklyDraggable .blocklyPath{
  fill: #17181e !important;                 /* dark body */
  stroke: var(--tech-yellow) !important;     /* neon edge */
  stroke-width: 1.6px !important;
 xfilter: drop-shadow(0 0 0.5px rgba(255,209,0,.9))
          drop-shadow(0 0 14px rgba(255,209,0,.18));
}
.blocklyBlockCanvas .blocklyDraggable .blocklyPathLight{
  display: none !important; /* cleaner edges */
}
.blocklyBlockCanvas .blocklyDraggable .blocklyPathDark{
  stroke: rgba(0,0,0,.35) !important;
}

/* Field text (inside blocks) */
.blocklyText, .blocklyHtmlText{
  fill: var(--tech-ink) !important;
  font-weight: 600;
}
.blocklyDropdownText{
  fill: var(--tech-ink) !important;
}

/* Values / statement connection highlights */
.blocklySelected > .blocklyPath{
  stroke: var(--tech-warning) !important;
  stroke-width: 2px !important;
  filter: drop-shadow(0 0 22px rgba(255,234,0,.28));
}

/* Insertion marker (when dragging near a connection) */
.blocklyInsertionMarker .blocklyPath{
  stroke: var(--tech-amber) !important;
  stroke-width: 2px !important;
  fill: transparent !important;
}

/* Mutator / Widget / Tooltip popups */
.blocklyWidgetDiv, .blocklyDropDownDiv, .blocklyTooltipDiv{
  background: #0f1016 !important;
  color: var(--tech-ink) !important;
  border: 1px solid var(--tech-outline) !important;
  box-shadow: 0 16px 48px rgba(0,0,0,.6), inset 0 0 0 1px rgba(255,209,0,.08);
  border-radius: 10px !important;
}

/* Inline input fields */
.blocklyHtmlInput{
  background: #151720 !important;
  color: var(--tech-ink) !important;
  border: 1px solid var(--tech-outline) !important;
  border-radius: 8px !important;
  padding: 6px 8px !important;
  outline: none !important;
  box-shadow: inset 0 0 0 1px rgba(255,209,0,.08);
}
.blocklyHtmlInput:focus{
  border-color: var(--tech-yellow) !important;
  box-shadow: 0 0 0 2px rgba(255,209,0,.25);
}

/* Comments */
.blocklyCommentRect{
  fill: #151720 !important;
  stroke: var(--tech-outline) !important;
}
.blocklyCommentTextarea{
  background: #0f1016 !important;
  color: var(--tech-ink) !important;
  border: 1px solid var(--tech-outline) !important;
}

/* Connection notch dots */
.blocklyConnectionIndicator{
  fill: var(--tech-yellow) !important;
  opacity: .85 !important;
}

/* Zippy icons in toolbox */
.blocklyTreeIcon{
  filter: drop-shadow(0 0 6px rgba(255,209,0,.4));
}

/* Context menu */
.blocklyWidgetDiv .goog-menu{
  background: #0f1016 !important;
  color: var(--tech-ink) !important;
  border: 1px solid var(--tech-outline) !important;
}
.blocklyWidgetDiv .goog-menuitem{
  color: var(--tech-ink) !important;
}
.blocklyWidgetDiv .goog-menuitem:hover{
  background: rgba(255,209,0,.12) !important;
}

/* Mini badges (warning icons, etc.) */
.blocklyWarningIconOutline, .blocklyWarningBodyBackground{
  fill: var(--tech-amber) !important;
}

/* Optional: make disabled blocks look “powered down” */
.blocklyDisabled > .blocklyPath{
  fill: #0e0f14 !important;
  stroke: rgba(255,209,0,.25) !important;
  filter: none !important;
  opacity: .6 !important;
}

/* WebKit scrollbars for toolbox/flyout (fallback if native used) */
.blocklyFlyout, .blocklyToolboxDiv{
  scrollbar-width: thin;
  scrollbar-color: var(--tech-amber) transparent;
}
.blocklyFlyout::-webkit-scrollbar, .blocklyToolboxDiv::-webkit-scrollbar{
  width: 8px; height: 8px;
}
.blocklyFlyout::-webkit-scrollbar-thumb, .blocklyToolboxDiv::-webkit-scrollbar-thumb{
  background: var(--tech-amber);
  border-radius: 10px;
}

/* ===== Left Program Panel (tech yellow + black) ===== */
/* Force toolbox background black */
.blocklyToolboxDiv {
  background: #0b0b0f !important;
  border-right: 1px solid rgba(255,209,0,.25) !important;
  box-shadow: inset -1px 0 0 rgba(255,209,0,.2);
}

/* Category rows */
.blocklyTreeRow {
  background: transparent !important;
  border-radius: 6px !important;
  margin: 4px 6px;
  padding: 6px 10px !important;
  transition: background .2s ease, transform .2s ease;
}
.blocklyTreeRow:hover {
  background: rgba(255,209,0,.12) !important;
  transform: translateX(2px);
}

/* Category labels */
.blocklyTreeLabel {
  color: #ffd100 !important;     /* tech yellow */
  font-weight: 600;
  letter-spacing: .3px;
  text-shadow: 0 0 6px rgba(255,209,0,.3);
}

/* Active / selected category */
.blocklyTreeSelected {
  background: #ffd100 !important;
}
.blocklyTreeSelected .blocklyTreeLabel {
  color: #111217 !important;    /* black text when selected */
  font-weight: 700;
}
.geras-renderer.classic-theme .blocklyNonEditableField>rect, .geras-renderer.classic-theme .blocklyEditableField>rect {
    fill: #675b23;
    fill-opacity: .6;
    stroke: none;
    color: #fff;
}
.blocklyToolbox {
    box-sizing: border-box;
    user-select: none;
    -ms-user-select: none;
    -webkit-user-select: none;
    background-color: #17181e;
    overflow-x: visible;
    overflow-y: auto;
    padding: 4px 0 4px 0;
    position: absolute;
    z-index: 70;
    -webkit-tap-highlight-color: transparent;
}

.blocklyToolboxCategory {

    border-left: 8px solid rgb(241 215 14) !important;
}

.blocklyToolboxCategory.blocklyToolboxSelected {
  background: rgb(241 215 14) !important;  /* yellow bg */
  color: #000 !important;       /* black text */
  font-weight: 700 !important;
  border-radius: 3px !important;
  xbox-shadow: 0 0 14px rgba(255,209,0,.4);
}