*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0a0f1e;--bg2:#111827;--bg3:#1a2235;--bg4:#1f2d45;
  --border:#253050;--border2:#3a4f80;
  --text:#e2e8ff;--text2:#8899cc;--text3:#4a6090;
  --accent:#f5c842;--accentBg:rgba(245,200,66,.1);
  --blue:#4d8ef5;--blueBg:rgba(77,142,245,.1);
  --green:#2dd882;--greenBg:rgba(45,216,130,.1);
  --red:#f55a5a;--redBg:rgba(245,90,90,.1);
  --purple:#a06af0;--purpleBg:rgba(160,106,240,.1);
  --cyan:#28d4e0;--cyanBg:rgba(40,212,224,.1);
  --orange:#f08020;--orangeBg:rgba(240,128,32,.1);
  --font:'JetBrains Mono',monospace;
  --fontUI:'Inter',sans-serif;
}
html,body{background:var(--bg);color:var(--text);font-family:var(--fontUI);font-size:13px;height:100%;overflow:hidden}

/* ── SHELL GRID ── */
.shell{display:grid;grid-template-rows:1fr;height:100vh;position:relative;z-index:5}

/* ── FLOATING CONTROLS ── */
.float-btn{position:fixed;z-index:50;background:rgba(17,24,39,.85);backdrop-filter:blur(10px);border:1px solid var(--border2);color:var(--text2);border-radius:8px;padding:5px 11px;font-size:11px;font-weight:700;font-family:var(--fontUI);cursor:pointer;transition:.2s;pointer-events:all}
.float-btn:hover{border-color:var(--accent);color:var(--accent)}
.float-sidebar{top:6px;left:6px;padding:6px 14px;font-size:16px;border-color:transparent;background:transparent;transition:background .2s,border-color .2s,color .2s,padding .2s,font-size .2s}
.float-ar{top:10px;right:10px;border-color:rgba(45,216,130,.4);color:var(--green);background:rgba(10,20,15,.85)}
.float-ar:hover{background:var(--greenBg);border-color:var(--green)}
.float-ar.active{background:var(--greenBg);border-color:var(--green);color:var(--green)}
.float-nav{top:10px;right:60px;border-color:rgba(147,112,219,.4);color:#9370db;background:rgba(20,10,30,.85)}
.float-nav:hover{background:rgba(147,112,219,.15);border-color:#9370db}
/* ▶ button transforms into a prominent tab when sidebar is hidden */
.float-btn.hinting{top:12px;left:12px;border-color:var(--accent)!important;color:var(--accent)!important;background:rgba(245,200,66,.12)!important;padding:8px 18px!important;font-size:13px!important;border-radius:10px!important;animation:sidebarPulse 2s ease-in-out infinite}
@keyframes sidebarPulse{0%,100%{box-shadow:0 0 0 0 rgba(245,200,66,0)}50%{box-shadow:0 0 0 8px rgba(245,200,66,.2)}}

/* ── BODY GRID ── */
.body{display:grid;grid-template-columns:230px 1fr 360px;overflow:hidden;transition:grid-template-columns .28s cubic-bezier(.4,0,.2,1)}
.body.sidebar-hidden{grid-template-columns:0px 1fr 360px}

/* ── SIDEBAR ── */
.sidebar{background:var(--bg2);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;min-width:0;width:100%;}
.sidebar-head{padding:14px 12px 10px 52px;display:flex;align-items:center;justify-content:flex-start}
.sidebar-title{font-size:16px;font-weight:800;color:var(--accent);letter-spacing:1px;text-transform:uppercase}
.sidebar-search{width:calc(100% - 20px);margin:0 10px 8px;padding:6px 10px;background:var(--bg3);border:1px solid var(--border);border-radius:8px;color:var(--text);font-family:var(--fontUI);font-size:11px;outline:none;transition:.2s}
.sidebar-search:focus{border-color:var(--accent)}
.sidebar-scroll{flex:1;overflow-y:auto;padding:4px 8px 12px}
::-webkit-scrollbar{width:4px}::-webkit-scrollbar-thumb{background:var(--border2);border-radius:2px}

/* ── CATEGORY BUTTONS ── */
.grp-cat-btn{background:var(--bg3);border:1px solid var(--border);border-radius:8px;padding:10px 14px;margin-bottom:6px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;transition:.2s;color:var(--text);font-family:var(--fontUI);font-size:12px;font-weight:700}
.grp-cat-btn:hover{border-color:var(--accent);background:rgba(26,34,53,.8)}
.grp-cat-btn .gcount{background:var(--bg4);color:var(--text2);font-size:11px;padding:2px 8px;border-radius:12px;font-weight:600}
.grp-cat-btn.active-cat{border-color:var(--accent);background:rgba(26,34,53,.9);color:var(--accent);pointer-events:none;padding:12px 16px}
.grp-cat-btn.active-cat .gcount{background:var(--accentBg);color:var(--accent)}
.grp-body{transition:.2s}
.grp-body.hidden{display:none}

/* ── INSTRUCTION CARD ── */
.icard{background:var(--bg3);border:1px solid var(--border);border-left:4px solid var(--border);border-radius:10px;margin-bottom:4px;overflow:hidden;transition:.2s}
.icard:hover{border-color:var(--accent);background:rgba(26,34,53,.8)}
.icard.sel{border-color:var(--accent);box-shadow:0 0 20px rgba(245,200,66,.15);background:rgba(26,34,53,.9)}
.icard.running{border-color:var(--green)!important;border-left-color:var(--green)!important;box-shadow:0 0 14px rgba(45,216,130,.15)}
.icard-head{display:flex;align-items:center;gap:6px;padding:6px 10px;cursor:pointer;user-select:none}
.ibadge{font-size:10px;font-weight:800;padding:3px 6px;border-radius:5px;font-family:var(--font);white-space:nowrap;letter-spacing:.3px;min-width:40px;text-align:center}
.icard-name{font-size:11px;color:var(--text);flex:1;font-weight:600}
.ichev{font-size:10px;color:var(--text3);transition:transform .2s}
.icard.open .ichev{transform:rotate(90deg)}
.icard-body{display:none;border-top:1px solid var(--border);padding:10px 12px;background:rgba(31,45,69,.4)}
.icard.open .icard-body{display:block}
.icard-about{font-size:11px;color:var(--text2);font-family:var(--fontUI);line-height:1.6;margin-bottom:8px}
.istep{font-size:11px;color:var(--text2);padding:4px 0 4px 12px;border-left:2px solid var(--border2);margin-bottom:4px;transition:.2s;font-family:var(--font)}
.istep.active-step{border-color:var(--accent);color:var(--accent);font-weight:600}
.istep.done-step{border-color:var(--green);color:var(--green)}
.iexec-btn{width:100%;margin-top:10px;padding:10px 0;background:var(--accent);color:#000;border:none;border-radius:10px;font-family:var(--fontUI);font-size:13px;font-weight:700;cursor:pointer;transition:.15s}
.iexec-btn:hover{background:#ffd85a;transform:translateY(-1px);box-shadow:0 4px 12px rgba(245,200,66,.3)}
.iexec-btn:active{transform:scale(.97)}

/* ── CENTER CANVAS AREA ── */
.canvas-wrap{display:flex;flex-direction:column;overflow:hidden;background:var(--bg);position:relative}
.phase-mini{display:flex;gap:4px;align-items:center}
.phase-pill{width:22px;height:22px;display:flex;align-items:center;justify-content:center;border-radius:6px;font-family:var(--fontUI);font-size:10px;font-weight:800;border:1.5px solid var(--border);color:var(--text3);transition:.3s}
.phase-pill.active{border-color:var(--accent);color:var(--accent);background:var(--accentBg);box-shadow:0 0 10px rgba(245,200,66,.2)}
.phase-pill.done{border-color:var(--green);color:var(--green);background:var(--greenBg)}
.canvas-area{flex:1;position:relative;overflow:hidden}
canvas#c{display:block;width:100%;height:100%}

/* ── AR CAMERA OVERLAY – Full-page background, UI stays on top ── */
#camOverlay{position:fixed;inset:0;display:none;z-index:0;pointer-events:none}
#camOverlay.active{display:block}
#camVideo{position:fixed;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;z-index:0;display:none;pointer-events:none;filter:brightness(.85) contrast(1.1) saturate(.7)}
#gestureCanvas {position:fixed; inset:0; pointer-events:none; z-index:15}
.cam-grid{position:fixed;inset:0;pointer-events:none;z-index:1;background:
  repeating-linear-gradient(0deg,transparent,transparent 39px,rgba(77,142,245,.08) 40px),
  repeating-linear-gradient(90deg,transparent,transparent 39px,rgba(77,142,245,.08) 40px);backdrop-filter:blur(.5px)}
.cam-corner{position:fixed;width:40px;height:40px;border-color:var(--accent);border-style:solid;opacity:.85;z-index:2;pointer-events:none;box-shadow:0 0 16px rgba(245,200,66,.4)}
.cam-corner.tl{top:12px;left:12px;border-width:3px 0 0 3px}
.cam-corner.tr{top:12px;right:12px;border-width:3px 3px 0 0}
.cam-corner.bl{bottom:12px;left:12px;border-width:0 0 3px 3px}
.cam-corner.br{bottom:12px;right:12px;border-width:0 3px 3px 0}
/* Virtual Cursor — Ultra-low-latency AR pointer */
.v-cursor {
  position: fixed;
  width: 16px;
  height: 16px;
  background: radial-gradient(circle, rgba(255,255,255,0.95) 40%, rgba(45,216,130,0.6) 100%);
  border-radius: 50%;
  box-shadow:
    0 0 8px rgba(45, 216, 130, 0.5),
    0 0 0 2px rgba(45, 216, 130, 0.3),
    0 0 20px rgba(45, 216, 130, 0.15);
  pointer-events: none;
  z-index: 10001;
  display: none;
  border: 1.5px solid rgba(45, 216, 130, 0.8);
  transform: translate(-50%, -50%);
  /* Ultra-fast transitions — must not add perceived latency */
  transition: width 0.06s ease-out, height 0.06s ease-out, background 0.06s, box-shadow 0.08s, border-color 0.06s;
  will-change: transform;
  contain: layout style;
}

/* Clicking/Pinching state — immediate visual feedback */
.v-cursor.clicking {
  width: 10px;
  height: 10px;
  background: radial-gradient(circle, rgba(245,90,90,0.95) 30%, rgba(245,200,66,0.8) 100%);
  box-shadow:
    0 0 16px rgba(245, 90, 90, 0.7),
    0 0 0 6px rgba(245, 90, 90, 0.15),
    0 0 30px rgba(245, 200, 66, 0.2);
  border-color: rgba(255, 255, 255, 0.9);
  transition: width 0.04s, height 0.04s, box-shadow 0.12s ease-out;
}

body.ar-active .v-cursor { display: block; }

/* ✨ Premium AR Transparency Logic ✨ */
.sidebar, .right {
  transition: background 0.4s ease, backdrop-filter 0.4s ease, border-color 0.4s ease, opacity 0.3s ease;
}

/* When hand is directly behind a panel, make it nearly transparent */
.sidebar.ar-behind, .right.ar-behind {
  background: rgba(10, 15, 30, 0.10) !important;
  backdrop-filter: blur(2px) !important;
  border-color: rgba(245, 200, 66, 0.08) !important;
  box-shadow: none !important;
  opacity: 0.5;
}

/* ── AR ACTIVE MODE: slightly transparent panels so cursor shows through ── */
body.ar-active #camVideo{display:block}
body.ar-active .shell{position:relative;z-index:10;background:transparent;backdrop-filter:none}
body.ar-active .topbar{background:rgba(10,15,30,.70)!important;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border-bottom:1px solid rgba(245,200,66,.3)}
body.ar-active .sidebar{background:rgba(10,15,30,.55)!important;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-right:2px solid rgba(245,200,66,.25);box-shadow:4px 0 20px rgba(0,0,0,.2)}
body.ar-active .right{background:rgba(10,15,30,.55)!important;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-left:2px solid rgba(245,200,66,.25);box-shadow:-4px 0 20px rgba(0,0,0,.2)}
body.ar-active .canvas-wrap{background:transparent!important;box-shadow:inset 0 0 40px rgba(245,200,66,.05)}
body.ar-active canvas#c{background:transparent}
body.ar-active .ctrl-bar{background:rgba(10,15,30,.65)!important;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:2px solid rgba(245,200,66,.25);box-shadow:0 -4px 16px rgba(0,0,0,.3)}
body.ar-active .icard{background:rgba(26,34,53,.75)!important;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(245,200,66,.2)}
body.ar-active .icard-body{background:rgba(20,28,44,.80)!important;border-top:1px solid rgba(245,200,66,.12)}
body.ar-active .icard.sel{border-color:rgba(245,200,66,.7);box-shadow:0 0 20px rgba(245,200,66,.25)}
body.ar-active .ar-indicator{display:none!important}

/* ── MINI GESTURE HUD ── */
#gestureHUD {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: none;
  pointer-events: none;
}
body.ar-active #gestureHUD { display: block; }

.gesture-pill {
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(45, 216, 130, 0.3);
  border-radius: 30px;
  padding: 6px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.4), 0 0 10px rgba(45, 216, 130, 0.1);
  animation: pill-glow 2s infinite alternate;
}

#gestureIcon { font-size: 18px; }
#gestureAction {
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

@keyframes pill-glow {
  from { border-color: rgba(45, 216, 130, 0.2); box-shadow: 0 4px 20px rgba(0,0,0,0.4); }
  to { border-color: rgba(45, 216, 130, 0.6); box-shadow: 0 4px 20px rgba(0,0,0,0.4), 0 0 15px rgba(45, 216, 130, 0.2); }
}

/* Hide the old guide to declutter */
.gesture-guide { display: none; }

/* ── BANNER & TOOLTIP ── */
.bus-banner{position:absolute;top:10px;left:50%;transform:translateX(-50%);background:var(--bg3);border:1px solid var(--accent);border-radius:8px;padding:5px 20px;font-size:11px;color:var(--accent);font-family:var(--font);opacity:0;transition:opacity .3s;pointer-events:none;white-space:nowrap;z-index:10}
.bus-banner.vis{opacity:1}
.tooltip-box{position:absolute;background:var(--bg3);border:1px solid var(--border2);border-radius:8px;padding:8px 12px;font-size:11px;color:var(--text);pointer-events:none;display:none;max-width:220px;font-family:var(--fontUI);line-height:1.55;z-index:50}

/* ── CONTROLS ── */
.ctrl-bar{padding:6px 10px;border-top:1px solid var(--border);background:var(--bg2);display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-height:48px}
.cbtn{font-family:var(--fontUI);font-size:11px;font-weight:600;padding:6px 12px;border-radius:6px;border:1.5px solid var(--border2);background:var(--bg3);color:var(--text);cursor:pointer;transition:.15s}
.cbtn:hover{border-color:var(--accent);color:var(--accent);background:rgba(245,200,66,.08)}
.cbtn.pri{background:var(--accent);color:#000;border-color:var(--accent);font-weight:700}
.cbtn.pri:hover{background:#ffd85a;transform:translateY(-1px);box-shadow:0 3px 8px rgba(245,200,66,.3)}
.cbtn:disabled{opacity:.3;cursor:not-allowed;pointer-events:none}
.speed-row{display:flex;align-items:center;gap:6px;margin-left:4px}
.speed-row label{font-size:10px;color:var(--text2);font-family:var(--fontUI);font-weight:600}
.speed-row input{width:70px;accent-color:var(--accent);cursor:pointer}
.status-txt{flex:1;text-align:right;font-size:11px;color:var(--text2);font-family:var(--fontUI);font-weight:500;padding-right:8px}
.status-txt b{color:var(--accent);font-weight:700}

/* ── RIGHT PANEL ── */
.right{background:var(--bg2);border-left:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden}
.sec-label{padding:14px 14px 8px;font-size:11px;font-weight:700;color:var(--accent);letter-spacing:1.3px;text-transform:uppercase;font-family:var(--fontUI)}
.sec-label.main-label{font-size:16px;font-weight:900;letter-spacing:1.5px;padding:18px 14px 12px;text-transform:uppercase;border-bottom:1px solid var(--border)}
.right-divider{height:1.5px;background:var(--border);margin:8px 16px 12px;opacity:0.6}


/* ── AR DEBUG HUD (moved from inline styles) ── */
.ar-debug-hud {
  position: fixed; top: 20px; left: 20px; z-index: 10001;
  font-family: monospace; font-size: 12px; color: var(--green);
  background: rgba(0,0,0,0.4); padding: 8px; border-radius: 5px;
  pointer-events: none; border: 1px solid rgba(45, 216, 130, 0.2);
}

/* ── BACK CATEGORY BUTTON (moved from inline styles) ── */
.back-cat-btn {
  display: none; margin: 0 10px 8px; padding: 7px 10px;
  background: var(--blueBg); border: 1.5px solid var(--blue);
  border-radius: 8px; font-size: 11px; color: #6ba0fa;
  font-family: var(--fontUI); font-weight: 700;
  cursor: pointer; text-align: center;
}
.back-cat-btn:hover {
  background: rgba(77,142,245,.18); border-color: #6ba0fa;
}

/* ── AR CAMERA BUTTON (moved from inline styles) ── */
.ar-cam-btn {
  padding: 4px 8px; font-size: 10px; border-radius: 6px;
  display: flex; align-items: center; gap: 4px; margin-right: 4px;
}
.ar-cam-icon { font-size: 12px; }

/* ── FOCUS-VISIBLE ACCESSIBILITY ── */
.cbtn:focus-visible, .bit-toggle:focus-visible, .mux-btn:focus-visible,
.icard-head:focus-visible, .float-btn:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}

/* ── CURRENT STEP CARD ── */
.current-step-card{margin:6px 10px 0;padding:8px 10px;border-radius:8px;border:2px solid var(--accent);background:rgba(245,200,66,.06);font-family:var(--fontUI)}
.csc-label{font-size:8.5px;font-weight:800;color:var(--text3);letter-spacing:1px;text-transform:uppercase;margin-bottom:2px}
.csc-step{font-size:11.5px;font-weight:700;line-height:1.2;margin-bottom:3px}
.csc-sub{font-size:10px;color:var(--text2);display:flex;align-items:center;gap:6px}
.csc-val{font-family:var(--font);background:var(--bg4);padding:1px 5px;border-radius:4px;color:var(--accent);font-size:9.5px;font-weight:700}
@keyframes cscPulse{0%{transform:scale(1.01);box-shadow:0 0 14px rgba(245,200,66,.25)}100%{transform:scale(1);box-shadow:none}}

/* ── ACTIVITY LOG ── */
.log-area {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  padding: 12px 16px 24px;
  gap: 10px;
}
.log-line {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 14px;
  border-radius: 9px;
  font-size: 12.5px;
  border-left: 4px solid var(--border);
  color: var(--text2);
  font-family: var(--fontUI);
  line-height: 1.6;
  transition: all 0.4s ease;
  background: rgba(255,255,255,0.02);
  animation: logFadeIn 0.35s ease-out;
}
@keyframes logFadeIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.log-num{background:rgba(255,255,255,.08);min-width:18px;height:18px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--text3);flex-shrink:0;margin-top:1px}
.log-txt{flex:1}
.log-line.log-new{opacity:1;border-left-width:3px}
.log-line.log-recent{opacity:.75}
.log-line.log-old{opacity:.4}
.log-line.lbus{border-color:var(--blue);background:var(--blueBg)}
.log-line.lwr{border-color:var(--green);background:var(--greenBg);color:var(--green)}
.log-line.lalu{border-color:var(--purple);background:var(--purpleBg)}
.log-line.lctrl{border-color:var(--accent);background:var(--accentBg);color:var(--accent);font-weight:600}
.log-line.linfo{border-color:var(--border);color:var(--text3)}
.log-line.lio{border-color:var(--cyan);background:var(--cyanBg);color:var(--cyan)}
.log-line.lerr{border-color:var(--red);background:var(--redBg);color:var(--red);font-weight:700}
.log-details{margin-top:2px; border-left:2px solid rgba(255,255,255,0.05); padding-left:8px}

/* ── MEMORY PANEL (modal) ── */
.mem-overlay{position:fixed;inset:0;background:rgba(0,0,0,.8);z-index:100;display:none;align-items:center;justify-content:center;backdrop-filter:blur(4px)}
.mem-overlay.open{display:flex}
.mem-panel{background:var(--bg2);border:2px solid var(--accent);border-radius:20px;width:min(900px,96vw);max-height:90vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.mem-head{padding:20px 24px;border-bottom:2px solid var(--border);display:flex;align-items:center;gap:12px}
.mem-head h2{font-size:16px;font-weight:700;flex:1}
.mem-head h2 span{color:var(--accent)}
.mem-close{background:none;border:1.5px solid var(--border2);color:var(--text);border-radius:8px;padding:6px 14px;cursor:pointer;font-family:var(--fontUI);font-weight:600;transition:.15s}
.mem-close:hover{border-color:var(--red);color:var(--red);background:rgba(245,90,90,.08)}
.mem-controls{padding:14px 24px;border-bottom:1px solid var(--border);display:flex;gap:12px;align-items:center}
.mem-controls input{flex:1;padding:8px 14px;background:var(--bg3);border:1.5px solid var(--border);border-radius:10px;color:var(--text);font-family:var(--font);font-size:13px;outline:none;transition:.2s}
.mem-controls input:focus{border-color:var(--accent);box-shadow:0 0 12px rgba(245,200,66,.2)}
.mem-controls button{padding:8px 16px;border-radius:10px;border:1.5px solid var(--border2);background:var(--bg3);color:var(--text);font-family:var(--fontUI);font-size:12px;font-weight:600;cursor:pointer;transition:.15s}
.mem-controls button:hover{border-color:var(--accent);color:var(--accent);background:rgba(245,200,66,.08)}
.mem-body{flex:1;overflow-y:auto;padding:18px 24px;display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
.mem-cell{background:var(--bg3);border:1.5px solid var(--border);border-radius:10px;padding:10px 12px;cursor:pointer;transition:.2s;font-family:var(--font)}
.mem-cell:hover{border-color:var(--accent);background:rgba(245,200,66,.06)}
.mem-cell.active-cell{border-color:var(--green);background:var(--greenBg)}
.mem-cell.read-cell{border-color:var(--blue);background:var(--blueBg)}
.mem-addr{font-size:10px;color:var(--text3);margin-bottom:4px;font-weight:600}
.mem-val{font-size:14px;color:var(--text);font-weight:700}
.mem-hint{font-size:9px;color:var(--text3);margin-top:3px}

/* ── GESTURE AREA ── */
.gesture-hint{position:absolute;bottom:60px;right:16px;background:var(--bg3);border:1px solid var(--border2);border-radius:12px;padding:8px 14px;font-size:10px;color:var(--text2);z-index:20;pointer-events:none;opacity:0;transition:opacity .4s}
.gesture-hint.vis{opacity:1}

/* ── RESPONSIVE TABLET ── */
@media(max-width:1200px){
  .body{grid-template-columns:200px 1fr 300px}
  .body.sidebar-hidden{grid-template-columns:0px 1fr 300px}
}
/* ── RESPONSIVE MOBILE ── */
@media(max-width:900px){
  .body{grid-template-columns:1fr!important}
  .sidebar{display:none}
  .right{border-left:none;border-top:1px solid var(--border);max-height:35vh;overflow-y:auto}
  .phase-pill{font-size:8px;padding:4px 2px}
  .ctrl-bar{flex-wrap:wrap;gap:4px;padding:4px 6px}
  .speed-row{width:100%;justify-content:center}
}

.mux-ctrl {
    background: rgba(17, 24, 39, 0.4);
    border-top: 1px solid var(--border);
    padding: 12px;
    width: 100%;
    margin-top: auto;
}
.mux-hdr {
    color: var(--accent);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
    margin-bottom: 8px;
    text-align: center;
}
.mux-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}
.mux-btn {
    background: rgba(26, 36, 64, 0.6);
    border: 1px solid transparent;
    color: var(--text2);
    padding: 6px 10px;
    font-size: 11px;
    font-weight: 600;
    font-family: var(--fontUI);
    border-radius: 6px;
    cursor: pointer;
    transition: 0.2s;
    text-align: left;
}
.mux-btn:hover {
    background: rgba(40, 50, 80, 0.9);
    border-color: rgba(245, 200, 66, 0.4);
    color: #fff;
}
.mux-btn.active {
    background: rgba(245, 200, 66, 0.15);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 8px rgba(245, 200, 66, 0.2);
}


/* ── RTL CARD ── */
.rtl-card {
  margin: 10px 10px 0;
  padding: 16px 20px;
  background: linear-gradient(145deg, #07090f 0%, #121826 100%);
  border: 1.5px solid rgba(245, 200, 66, 0.3);
  border-left: 5px solid var(--accent);
  border-radius: 14px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.6);
  font-family: var(--font);
  font-size: 16px;
  color: var(--accent);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.rtl-label {
    font-size: 9px;
    font-weight: 800;
    color: var(--text3);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 6px;
    font-family: var(--fontUI);
}
.rtl-content {
    font-weight: 600;
    letter-spacing: 0.5px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* ── DECODER PANEL ── */
.decoder-panel {
  margin: 10px 10px 0;
  padding: 14px 16px 12px;
  background: linear-gradient(135deg, rgba(14, 20, 40, 0.95) 0%, rgba(24, 34, 60, 0.98) 100%);
  border: 1.5px solid rgba(160, 106, 240, 0.25);
  border-top: 4px solid var(--purple);
  border-radius: 14px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.5), inset 0 1px 0 rgba(160,106,240,0.1);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  overflow: hidden;
}
.decoder-panel::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(160,106,240,0.5), transparent);
}
.decoder-title {
  font-size: 9px;
  font-weight: 900;
  color: var(--purple);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-family: var(--fontUI);
  margin-bottom: 2px;
}

/* SC pips row */
.decoder-sc-row {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: nowrap;
}
.decoder-sc-label {
  font-size: 8.5px;
  color: var(--text3);
  font-family: var(--fontUI);
  white-space: nowrap;
  font-weight: 600;
  letter-spacing: .5px;
}
.sc-pips {
  display: flex;
  gap: 6px;
  flex-grow: 1;
  justify-content: flex-end;
}
.sc-pip {
  font-size: 10px;
  font-family: var(--font);
  font-weight: 700;
  padding: 4px 8px;
  border-radius: 6px;
  border: 1px solid var(--border);
  color: var(--text3);
  background: var(--bg3);
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  letter-spacing: .5px;
  cursor: default;
}
.sc-pip.active {
  border-color: var(--purple);
  color: var(--purple);
  background: var(--purpleBg);
  box-shadow: 0 0 8px rgba(160,106,240,0.4);
  animation: pipPulse 0.6s ease;
}
.sc-pip.done {
  border-color: rgba(45,216,130,0.4);
  color: var(--green);
  background: rgba(45,216,130,0.08);
}
@keyframes pipPulse {
  0% { transform: scale(1.2); box-shadow: 0 0 16px rgba(160,106,240,0.7); }
  100% { transform: scale(1); box-shadow: 0 0 8px rgba(160,106,240,0.4); }
}

/* Decoder bit rows */
.decoder-row {
  display: flex;
  align-items: center;
  gap: 8px;
}
.decoder-bit-col {
  display: flex;
  flex-direction: column;
  gap: 5px;
  min-width: 110px;
}
.decoder-bit-label {
  font-size: 9.5px;
  font-weight: 800;
  color: var(--text2);
  font-family: var(--fontUI);
  letter-spacing: .5px;
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.decoder-bit-sub {
  font-size: 7.5px;
  color: var(--text3);
  font-weight: 400;
  font-family: var(--font);
}

/* The bit toggle button */
.bit-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(26,36,64,0.6);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--fontUI);
  position: relative;
  overflow: hidden;
  width: 100%;
}
.bit-toggle:hover {
  border-color: var(--accent);
  background: rgba(245,200,66,0.06);
}
.bit-toggle.active {
  border-color: var(--purple);
  background: rgba(160,106,240,0.12);
  box-shadow: 0 0 12px rgba(160,106,240,0.3);
  animation: toggleGlow 0.3s ease;
}
.bit-toggle.active-i {
  border-color: var(--blue);
  background: rgba(77,142,245,0.12);
  box-shadow: 0 0 12px rgba(77,142,245,0.3);
}
@keyframes toggleGlow {
  0% { box-shadow: 0 0 20px rgba(160,106,240,0.7); }
  100% { box-shadow: 0 0 12px rgba(160,106,240,0.3); }
}
.bit-indicator {
  font-family: var(--font);
  font-size: 15px;
  font-weight: 900;
  color: var(--text3);
  min-width: 14px;
  text-align: center;
  transition: all 0.2s ease;
}
.bit-toggle.active .bit-indicator {
  color: var(--purple);
  text-shadow: 0 0 8px rgba(160,106,240,0.8);
}
.bit-toggle.active-i .bit-indicator {
  color: var(--blue);
  text-shadow: 0 0 8px rgba(77,142,245,0.8);
}
.bit-name {
  font-size: 9px;
  font-weight: 600;
  color: var(--text3);
  text-align: left;
  transition: color 0.2s;
}
.bit-toggle.active .bit-name  { color: var(--purple); }
.bit-toggle.active-i .bit-name { color: var(--blue); }

/* Decoder meaning text */
.decoder-meaning {
  flex: 1;
  font-size: 11px;
  color: var(--text2);
  font-family: var(--fontUI);
  line-height: 1.5;
  padding: 8px 12px;
  background: rgba(26,36,64,0.3);
  border-radius: 10px;
  border: 1px solid var(--border);
  transition: all 0.25s ease;
  min-height: 44px;
  display: flex;
  align-items: center;
}
.decoder-meaning.high-d7 {
  color: var(--purple);
  border-color: rgba(160,106,240,0.3);
  background: rgba(160,106,240,0.06);
}
.decoder-meaning.high-i {
  color: var(--blue);
  border-color: rgba(77,142,245,0.3);
  background: rgba(77,142,245,0.06);
}

/* Live RTL row at bottom of decoder */
.decoder-rtl-row {
  background: rgba(5,5,15,0.8);
  border: 1px solid rgba(245,200,66,0.15);
  border-radius: 8px;
  padding: 6px 10px;
  margin-top: 2px;
}
.decoder-rtl-label {
  font-size: 8px;
  font-weight: 800;
  color: var(--text3);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-family: var(--fontUI);
  margin-bottom: 3px;
}
.decoder-rtl-expr {
  font-family: var(--font);
  font-size: 10.5px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.4px;
  line-height: 1.5;
  word-break: break-word;
}
.decoder-rtl-expr.updated {
  animation: rtlFlash 0.5s ease;
}
@keyframes rtlFlash {
  0%   { color: #fff; text-shadow: 0 0 12px rgba(245,200,66,1); }
  100% { color: var(--accent); text-shadow: none; }
}

/* ── Decoder title row ── */
.decoder-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}

/* ── Mode badge ── */
.decoder-mode-badge {
  font-size: 8px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 20px;
  border: 1px solid var(--green);
  color: var(--green);
  background: rgba(45,216,130,0.08);
  font-family: var(--fontUI);
  letter-spacing: .5px;
  white-space: nowrap;
  transition: all 0.3s ease;
}

/* ── Blocked instruction cards (wrong mode) ── */
.icard.decoder-blocked {
  opacity: 0.28;
  pointer-events: none;
  filter: grayscale(0.6);
  border-left-color: var(--border) !important;
  position: relative;
}
.icard.decoder-blocked::after {
  content: '🚫 Not in this mode';
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-family: var(--fontUI);
  font-weight: 700;
  color: var(--red);
  background: rgba(245,90,90,0.05);
  border-radius: 10px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}
.icard.decoder-blocked:hover::after {
  opacity: 1;
  pointer-events: none;
}

/* ── Blocked category button (wrong mode) ── */
.grp-cat-btn.decoder-blocked-cat {
  opacity: 0.35;
  filter: grayscale(0.55);
  cursor: not-allowed;
  border-color: var(--border) !important;
}
.grp-cat-btn.decoder-blocked-cat::after {
  content: ' 🚫';
}

/* ── Violation toast notification ── */
.decoder-toast {
  position: fixed;
  bottom: -120px;
  left: 50%;
  transform: translateX(-50%);
  min-width: 340px;
  max-width: 520px;
  z-index: 9999;
  background: linear-gradient(135deg, rgba(20,8,8,0.97) 0%, rgba(40,10,10,0.98) 100%);
  border: 2px solid var(--red);
  border-radius: 14px;
  padding: 12px 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: 0 8px 40px rgba(245,90,90,0.4), inset 0 1px 0 rgba(255,255,255,0.05);
  transition: bottom 0.35s cubic-bezier(0.34,1.56,0.64,1);
  pointer-events: none;
  backdrop-filter: blur(16px);
}
.decoder-toast.toast-show {
  bottom: 24px;
}
.toast-icon {
  font-size: 20px;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}
.toast-body {
  font-size: 11px;
  font-family: var(--fontUI);
  color: #ffb0b0;
  line-height: 1.6;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}
.toast-body b { color: var(--red); }
.toast-body small { font-size: 9.5px; color: rgba(255,176,176,0.65); }