body{background:#0a0b10;color:#e8eaf2;min-height:100vh;overflow-x:hidden}


  :root {
  --bg:#07080a; --bg2:#0d0f12; --bg3:#12151a;
  --border:rgba(255,255,255,.07); --border2:rgba(255,255,255,.12);
  --text:#e8eaf0; --muted:rgba(232,234,240,.4);
  --unity:#5bc0f8; --unity-lt:#93d8fc; --unity-dk:#2a8cbf;
  --cs:#9b72cb; --cs-lt:#c4a8e8;
  --green:#4ade80; --green-lt:#86efac;
  --red:#f87171; --gold:#f5c842;
  --orange:#fb923c;
}

/* HEADER */
.btn-back{font-size:.8rem;font-weight:700;color:var(--muted);padding:6px 14px;border-radius:8px;border:1px solid var(--border);transition:color .15s,border-color .15s}
.btn-back:hover{color:var(--text);border-color:rgba(255,255,255,.2)}
@media(max-width:860px){.btn-back{display:none}.nav-toggle{display:block!important}}

/* HERO */
.hero{padding:44px 24px 36px;border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(91,192,248,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(91,192,248,.04) 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse 80% 100% at 50% 0%,black,transparent)}
@media(max-width:700px){.hero-inner{grid-template-columns:1fr}}
.hero-tag{font-family:'JetBrains Mono',monospace;font-size:.63rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:10px}
.hero-title{font-family:'Bebas Neue',cursive;font-size:clamp(2.2rem,6vw,3.8rem);line-height:.95;letter-spacing:.03em;color:white;margin-bottom:12px}
.hero-title .hl{color:var(--unity)}
.pill{font-family:'JetBrains Mono',monospace;font-size:.6rem;padding:4px 10px;border-radius:5px;background:rgba(255,255,255,.05);border:1px solid var(--border);letter-spacing:.05em;text-transform:uppercase}
.pill.u{border-color:rgba(91,192,248,.3);color:var(--unity-lt);background:rgba(91,192,248,.07)}
.hero-cta{background:var(--unity);color:#07080a;font-family:'Bebas Neue',cursive;font-size:1.05rem;letter-spacing:.1em;padding:11px 26px;border-radius:10px;box-shadow:0 4px 0 var(--unity-dk);transition:transform .12s,filter .15s;display:inline-block;margin-top:16px}
.hero-cta:hover{filter:brightness(1.1);transform:translateY(-2px)}
.hero-preview{background:var(--bg3);border:1px solid var(--border);border-radius:14px;padding:16px 18px;min-width:200px}
.hero-preview-title{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:10px}
.hero-stat{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--border);font-size:.8rem}
.hero-stat:last-child{border-bottom:none}
.hero-stat-label{color:var(--muted);font-size:.72rem}
.hero-stat-val{font-family:'Bebas Neue',cursive;font-size:.95rem;letter-spacing:.05em;color:var(--unity-lt)}

/* MAIN */
.main-layout{display:grid;grid-template-columns:1fr 400px;max-width:1400px;margin:0 auto;min-height:calc(100vh - 60px)}
@media(max-width:960px){.main-layout{grid-template-columns:1fr}}

/* STEPS */
.steps-panel{border-right:1px solid var(--border)}
.steps-tabs{display:flex;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--border);background:var(--bg2)}
.steps-tabs::-webkit-scrollbar{display:none}
.tab-btn{flex-shrink:0;padding:12px 11px;font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);background:none;border:none;cursor:pointer;border-bottom:2px solid transparent;transition:color .15s,border-color .15s;white-space:nowrap}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--unity-lt);border-bottom-color:var(--unity)}
.tab-btn.done::before{content:"✓ ";color:var(--green)}
@media(max-width:960px){.step-body{max-height:none}}
@media(max-width:680px){.step-body{padding:18px 14px}}
.step-num{font-family:'JetBrains Mono',monospace;font-size:.6rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:5px}
.step-intro{font-size:.88rem;color:var(--muted);line-height:1.75;margin-bottom:18px}
.step-intro strong{color:var(--text)}

/* BOXES */
.box{border-radius:10px;padding:10px 14px;margin:10px 0;font-size:.8rem;line-height:1.6;display:flex;gap:9px;align-items:flex-start}
.box-concept{background:rgba(91,192,248,.06);border:1px solid rgba(91,192,248,.18);color:rgba(232,234,240,.75)}
.box-concept::before{content:"💡-";flex-shrink:0}
.box-tip{background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.18);color:rgba(232,234,240,.75)}
.box-tip::before{content:"💡";flex-shrink:0}
.box-unity{background:rgba(155,114,203,.07);border:1px solid rgba(155,114,203,.22);color:rgba(232,234,240,.8)}
.box-unity::before{content:"⚙️";flex-shrink:0}
.box-warn{background:rgba(245,200,66,.06);border:1px solid rgba(245,200,66,.2);color:rgba(232,234,240,.75)}
.box-warn::before{content:"⚠️";flex-shrink:0}

/* CODE */
.code-area{margin:14px 0}
.code-area-label{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:5px;display:flex;align-items:center;justify-content:space-between}
.live-badge{color:var(--unity-lt);font-size:.56rem;padding:2px 7px;border-radius:4px;background:rgba(91,192,248,.1);border:1px solid rgba(91,192,248,.2)}
.cs-badge{color:var(--cs-lt);font-size:.56rem;padding:2px 7px;border-radius:4px;background:rgba(155,114,203,.1);border:1px solid rgba(155,114,203,.2)}
.code-block{background:#040508;border:1px solid rgba(91,192,248,.1);border-radius:11px;overflow:hidden}
.code-block-header{padding:8px 14px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.02)}
.dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.code-fname{font-family:'JetBrains Mono',monospace;font-size:.64rem;color:var(--muted);margin-left:4px}
.code-pre{padding:14px 16px;font-family:'JetBrains Mono',monospace;font-size:.72rem;line-height:1.8;overflow-x:auto;white-space:pre}

/* C# syntax colours */
.ck{color:#569cd6}.cs{color:#ce9178}.cn{color:#b5cea8}.cc{color:#3a5a3a}
.cf{color:#c586c0}.cg{color:#4ec9b0}.co{color:#dcdcaa}.cy{color:#9cdcfe}
.cm{color:#5bc0f8}.cr{color:#f87171}

/* BLANKS */
.blank{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:.72rem;font-weight:700;color:#07080a;background:var(--unity);border:none;border-radius:5px;padding:2px 7px;width:var(--w,80px);text-align:center;outline:none;vertical-align:middle;transition:background .2s,box-shadow .2s}
.blank:focus{background:var(--unity-lt);box-shadow:0 0 0 3px rgba(91,192,248,.35)}
.blank-select{font-family:'JetBrains Mono',monospace;font-size:.72rem;font-weight:700;color:#07080a;background:var(--unity);border:none;border-radius:5px;padding:2px 8px;vertical-align:middle;outline:none;cursor:pointer}
.blank-select:focus{background:var(--unity-lt)}

/* RUN BTN */
.run-btn{width:100%;margin-top:12px;padding:13px;background:var(--unity);color:#07080a;font-family:'Bebas Neue',cursive;font-size:1rem;letter-spacing:.1em;border:none;border-radius:10px;cursor:pointer;box-shadow:0 4px 0 var(--unity-dk);transition:transform .1s,filter .15s;display:flex;align-items:center;justify-content:center;gap:7px}
.run-btn:hover{filter:brightness(1.1);transform:translateY(-1px)}
.run-btn:active{transform:translateY(2px);box-shadow:0 2px 0 var(--unity-dk)}

.step-nav{display:flex;gap:10px;margin-top:18px;padding-top:14px;border-top:1px solid var(--border)}
.btn-prev,.btn-next{flex:1;padding:11px;border-radius:8px;font-family:'Nunito',sans-serif;font-size:.84rem;font-weight:800;cursor:pointer;border:none;transition:background .15s}
.btn-prev{background:rgba(255,255,255,.05);color:var(--muted)}
.btn-prev:hover:not(:disabled){background:rgba(255,255,255,.1);color:var(--text)}
.btn-next{background:rgba(91,192,248,.11);color:var(--unity-lt);border:1px solid rgba(91,192,248,.2)}
.btn-next:hover:not(:disabled){background:rgba(91,192,248,.2)}
.btn-prev:disabled,.btn-next:disabled{opacity:.3;cursor:default}

/* GAME PANEL */
.game-panel{background:var(--bg);display:flex;flex-direction:column;position:sticky;top:60px;height:calc(100vh - 60px)}
@media(max-width:960px){.game-panel{position:static;height:auto;border-top:1px solid var(--border)}}
.game-top{padding:11px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.game-top-title{font-family:'JetBrains Mono',monospace;font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.game-live{display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:.6rem;color:var(--unity-lt)}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--unity);animation:blink 2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.2}}
.game-wrap{flex:1;position:relative;overflow:hidden;padding:10px}
canvas{width:100%;border-radius:10px;box-shadow:0 0 0 1px rgba(255,255,255,.06),0 8px 40px rgba(0,0,0,.8);display:block;image-rendering:pixelated}
.game-hud{display:flex;gap:0;border-top:1px solid var(--border);flex-shrink:0}
.hud-box{flex:1;padding:8px 12px;border-right:1px solid var(--border);text-align:center}
.hud-box:last-child{border-right:none}
.hud-val{font-family:'Bebas Neue',cursive;font-size:1.3rem;letter-spacing:.05em}
.hud-lbl{font-family:'JetBrains Mono',monospace;font-size:.52rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:1px}
.output-bar{padding:8px 16px;border-top:1px solid var(--border);font-family:'JetBrains Mono',monospace;font-size:.65rem;min-height:32px;color:var(--unity-lt)}

.progress-strip{background:var(--bg2);border-top:1px solid var(--border);padding:9px 20px;display:flex;align-items:center;gap:14px;max-width:1400px;margin:0 auto;width:100%;position:sticky;bottom:0;z-index:50}
.prog-label{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--unity-lt);flex-shrink:0}
.prog-track{flex:1;height:4px;background:rgba(255,255,255,.07);border-radius:999px;overflow:hidden}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--unity),var(--cs-lt));border-radius:999px;transition:width .4s ease}
.prog-dots{display:flex;gap:5px;flex-shrink:0}
.prog-dot{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.1);transition:all .3s}
.prog-dot.done{background:var(--green)}.prog-dot.active{background:var(--unity);transform:scale(1.3)}

/* MORE */
.more-section{padding:52px 24px;max-width:1400px;margin:0 auto}
.more-title{font-family:'Bebas Neue',cursive;font-size:1.9rem;letter-spacing:.04em;color:white;margin-bottom:20px}
.more-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.more-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:17px 19px;display:flex;flex-direction:column;gap:7px;transition:border-color .2s,transform .2s}
.more-card:hover{border-color:rgba(255,255,255,.15);transform:translateY(-3px)}
.more-icon{font-size:1.5rem}
.more-tag{font-family:'JetBrains Mono',monospace;font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.more-name{font-family:'Bebas Neue',cursive;font-size:1rem;letter-spacing:.04em;color:white}
.more-cta{font-size:.76rem;font-weight:700;margin-top:auto}
footer{background:var(--bg2);border-top:1px solid var(--border);padding:22px;text-align:center;color:var(--muted);font-size:.76rem}
footer a{color:var(--muted)}footer a:hover{color:var(--text)}

@media(max-width:1024px){.jvds-nav-links{display:none!important;}.jvds-nav-toggle{display:block!important;}}
@media(min-width:1025px){.jvds-mobile-nav{display:none!important;}}
/* ══════════════════════════════════════════════════════════ */

/* ── ON-SCREEN D-PAD ─────────────────────────────────────── */
.dpad-wrap{display:none;justify-content:center;align-items:center;gap:8px;padding:10px 12px 14px;border-top:1px solid var(--border);background:rgba(0,0,0,.3);flex-shrink:0;}
@media(max-width:860px){.dpad-wrap{display:flex;}}
.dpad{display:grid;grid-template-columns:48px 48px 48px;grid-template-rows:48px 48px 48px;gap:4px;}
.dpad-btn{display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:10px;font-size:1.1rem;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:none;transition:background .1s,transform .1s;}
.dpad-btn:active,.dpad-btn.pressed{background:rgba(255,255,255,.22);transform:scale(.9);}
.dpad-blank{background:transparent;border:none;}
.dpad-hint{font-family:'JetBrains Mono',monospace;font-size:.48rem;color:var(--muted);text-align:center;line-height:1.7;letter-spacing:.03em;max-width:80px;}
/* ─────────────────────────────────────────────────────────── */

/* ── MOBILE RESPONSIVE PATCH ──────────────────────────────── */
@media(max-width:960px){
  .game-panel{min-height:360px;}
  .game-col{min-height:360px;}
}
@media(max-width:600px){
  .blank{min-width:52px;padding:5px 8px;font-size:.8rem;}
  .code-pre{font-size:.68rem;white-space:pre-wrap;word-break:break-word;padding:10px 12px;}
  .run-btn{padding:15px;font-size:1.1rem;}
  .btn-prev,.btn-next{padding:12px 8px;font-size:.8rem;}
  .tab-btn{padding:10px 9px;font-size:.56rem;}
  .hero-preview{display:none;}
  canvas{max-width:100%;height:auto;}
  .game-wrap{padding:6px;}
  .hero{padding:28px 16px 22px;}
  .box{font-size:.78rem;padding:9px 11px;}
  .hud-box{padding:6px 8px;}
  .hud-val{font-size:1rem;}
  .hud-lbl{font-size:.5rem;}
  .output-bar{font-size:.58rem;padding:6px 12px;}
}
@media(max-width:400px){
  .blank{min-width:42px;font-size:.75rem;}
  .code-pre{font-size:.62rem;}
  .tab-btn{padding:8px 6px;font-size:.5rem;}
}
/* ─────────────────────────────────────────────────────────── */



/* ── CODE CHALLENGE ── */



/* ── ORDER CHALLENGE ── */

/* ── PREDICT CHALLENGE ── */



body{background:#0a0b10;color:#e8eaf2;min-height:100vh;overflow-x:hidden}


  :root {
  --bg:#07080a; --bg2:#0d0f12; --bg3:#12151a;
  --border:rgba(255,255,255,.07); --border2:rgba(255,255,255,.12);
  --text:#e8eaf0; --muted:rgba(232,234,240,.4);
  --unity:#5bc0f8; --unity-lt:#93d8fc; --unity-dk:#2a8cbf;
  --cs:#9b72cb; --cs-lt:#c4a8e8;
  --green:#4ade80; --green-lt:#86efac;
  --red:#f87171; --gold:#f5c842;
  --orange:#fb923c;
}

/* HEADER */
.btn-back{font-size:.8rem;font-weight:700;color:var(--muted);padding:6px 14px;border-radius:8px;border:1px solid var(--border);transition:color .15s,border-color .15s}
.btn-back:hover{color:var(--text);border-color:rgba(255,255,255,.2)}
@media(max-width:860px){.btn-back{display:none}.nav-toggle{display:block!important}}

/* HERO */
.hero{padding:44px 24px 36px;border-bottom:1px solid var(--border);position:relative;overflow:hidden}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(91,192,248,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(91,192,248,.04) 1px,transparent 1px);background-size:40px 40px;mask-image:radial-gradient(ellipse 80% 100% at 50% 0%,black,transparent)}
@media(max-width:700px){.hero-inner{grid-template-columns:1fr}}
.hero-tag{font-family:'JetBrains Mono',monospace;font-size:.63rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:10px}
.hero-title{font-family:'Bebas Neue',cursive;font-size:clamp(2.2rem,6vw,3.8rem);line-height:.95;letter-spacing:.03em;color:white;margin-bottom:12px}
.hero-title .hl{color:var(--unity)}
.pill{font-family:'JetBrains Mono',monospace;font-size:.6rem;padding:4px 10px;border-radius:5px;background:rgba(255,255,255,.05);border:1px solid var(--border);letter-spacing:.05em;text-transform:uppercase}
.pill.u{border-color:rgba(91,192,248,.3);color:var(--unity-lt);background:rgba(91,192,248,.07)}
.hero-cta{background:var(--unity);color:#07080a;font-family:'Bebas Neue',cursive;font-size:1.05rem;letter-spacing:.1em;padding:11px 26px;border-radius:10px;box-shadow:0 4px 0 var(--unity-dk);transition:transform .12s,filter .15s;display:inline-block;margin-top:16px}
.hero-cta:hover{filter:brightness(1.1);transform:translateY(-2px)}
.hero-preview{background:var(--bg3);border:1px solid var(--border);border-radius:14px;padding:16px 18px;min-width:200px}
.hero-preview-title{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:10px}
.hero-stat{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--border);font-size:.8rem}
.hero-stat:last-child{border-bottom:none}
.hero-stat-label{color:var(--muted);font-size:.72rem}
.hero-stat-val{font-family:'Bebas Neue',cursive;font-size:.95rem;letter-spacing:.05em;color:var(--unity-lt)}

/* MAIN */
.main-layout{display:grid;grid-template-columns:1fr 400px;max-width:1400px;margin:0 auto;min-height:calc(100vh - 60px)}
@media(max-width:960px){.main-layout{grid-template-columns:1fr}}

/* STEPS */
.steps-panel{border-right:1px solid var(--border)}
.steps-tabs{display:flex;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--border);background:var(--bg2)}
.steps-tabs::-webkit-scrollbar{display:none}
.tab-btn{flex-shrink:0;padding:12px 11px;font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--muted);background:none;border:none;cursor:pointer;border-bottom:2px solid transparent;transition:color .15s,border-color .15s;white-space:nowrap}
.tab-btn:hover{color:var(--text)}
.tab-btn.active{color:var(--unity-lt);border-bottom-color:var(--unity)}
.tab-btn.done::before{content:"✓ ";color:var(--green)}
@media(max-width:960px){.step-body{max-height:none}}
@media(max-width:680px){.step-body{padding:18px 14px}}
.step-num{font-family:'JetBrains Mono',monospace;font-size:.6rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--unity-lt);margin-bottom:5px}
.step-intro{font-size:.88rem;color:var(--muted);line-height:1.75;margin-bottom:18px}
.step-intro strong{color:var(--text)}

/* BOXES */
.box{border-radius:10px;padding:10px 14px;margin:10px 0;font-size:.8rem;line-height:1.6;display:flex;gap:9px;align-items:flex-start}
.box-concept{background:rgba(91,192,248,.06);border:1px solid rgba(91,192,248,.18);color:rgba(232,234,240,.75)}
.box-concept::before{content:"💡-";flex-shrink:0}
.box-tip{background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.18);color:rgba(232,234,240,.75)}
.box-tip::before{content:"💡";flex-shrink:0}
.box-unity{background:rgba(155,114,203,.07);border:1px solid rgba(155,114,203,.22);color:rgba(232,234,240,.8)}
.box-unity::before{content:"⚙️";flex-shrink:0}
.box-warn{background:rgba(245,200,66,.06);border:1px solid rgba(245,200,66,.2);color:rgba(232,234,240,.75)}
.box-warn::before{content:"⚠️";flex-shrink:0}

/* CODE */
.code-area{margin:14px 0}
.code-area-label{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:5px;display:flex;align-items:center;justify-content:space-between}
.live-badge{color:var(--unity-lt);font-size:.56rem;padding:2px 7px;border-radius:4px;background:rgba(91,192,248,.1);border:1px solid rgba(91,192,248,.2)}
.cs-badge{color:var(--cs-lt);font-size:.56rem;padding:2px 7px;border-radius:4px;background:rgba(155,114,203,.1);border:1px solid rgba(155,114,203,.2)}
.code-block{background:#040508;border:1px solid rgba(91,192,248,.1);border-radius:11px;overflow:hidden}
.code-block-header{padding:8px 14px;border-bottom:1px solid rgba(255,255,255,.05);display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.02)}
.dot{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.code-fname{font-family:'JetBrains Mono',monospace;font-size:.64rem;color:var(--muted);margin-left:4px}
.code-pre{padding:14px 16px;font-family:'JetBrains Mono',monospace;font-size:.72rem;line-height:1.8;overflow-x:auto;white-space:pre}

/* C# syntax colours */
.ck{color:#569cd6}.cs{color:#ce9178}.cn{color:#b5cea8}.cc{color:#3a5a3a}
.cf{color:#c586c0}.cg{color:#4ec9b0}.co{color:#dcdcaa}.cy{color:#9cdcfe}
.cm{color:#5bc0f8}.cr{color:#f87171}

/* BLANKS */
.blank{display:inline-block;font-family:'JetBrains Mono',monospace;font-size:.72rem;font-weight:700;color:#07080a;background:var(--unity);border:none;border-radius:5px;padding:2px 7px;width:var(--w,80px);text-align:center;outline:none;vertical-align:middle;transition:background .2s,box-shadow .2s}
.blank:focus{background:var(--unity-lt);box-shadow:0 0 0 3px rgba(91,192,248,.35)}
.blank-select{font-family:'JetBrains Mono',monospace;font-size:.72rem;font-weight:700;color:#07080a;background:var(--unity);border:none;border-radius:5px;padding:2px 8px;vertical-align:middle;outline:none;cursor:pointer}
.blank-select:focus{background:var(--unity-lt)}

/* RUN BTN */
.run-btn{width:100%;margin-top:12px;padding:13px;background:var(--unity);color:#07080a;font-family:'Bebas Neue',cursive;font-size:1rem;letter-spacing:.1em;border:none;border-radius:10px;cursor:pointer;box-shadow:0 4px 0 var(--unity-dk);transition:transform .1s,filter .15s;display:flex;align-items:center;justify-content:center;gap:7px}
.run-btn:hover{filter:brightness(1.1);transform:translateY(-1px)}
.run-btn:active{transform:translateY(2px);box-shadow:0 2px 0 var(--unity-dk)}

.step-nav{display:flex;gap:10px;margin-top:18px;padding-top:14px;border-top:1px solid var(--border)}
.btn-prev,.btn-next{flex:1;padding:11px;border-radius:8px;font-family:'Nunito',sans-serif;font-size:.84rem;font-weight:800;cursor:pointer;border:none;transition:background .15s}
.btn-prev{background:rgba(255,255,255,.05);color:var(--muted)}
.btn-prev:hover:not(:disabled){background:rgba(255,255,255,.1);color:var(--text)}
.btn-next{background:rgba(91,192,248,.11);color:var(--unity-lt);border:1px solid rgba(91,192,248,.2)}
.btn-next:hover:not(:disabled){background:rgba(91,192,248,.2)}
.btn-prev:disabled,.btn-next:disabled{opacity:.3;cursor:default}

/* GAME PANEL */
.game-panel{background:var(--bg);display:flex;flex-direction:column;position:sticky;top:60px;height:calc(100vh - 60px)}
@media(max-width:960px){.game-panel{position:static;height:auto;border-top:1px solid var(--border)}}
.game-top{padding:11px 16px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.game-top-title{font-family:'JetBrains Mono',monospace;font-size:.62rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.game-live{display:flex;align-items:center;gap:6px;font-family:'JetBrains Mono',monospace;font-size:.6rem;color:var(--unity-lt)}
.live-dot{width:6px;height:6px;border-radius:50%;background:var(--unity);animation:blink 2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.2}}
.game-wrap{flex:1;position:relative;overflow:hidden;padding:10px}
canvas{width:100%;border-radius:10px;box-shadow:0 0 0 1px rgba(255,255,255,.06),0 8px 40px rgba(0,0,0,.8);display:block;image-rendering:pixelated}
.game-hud{display:flex;gap:0;border-top:1px solid var(--border);flex-shrink:0}
.hud-box{flex:1;padding:8px 12px;border-right:1px solid var(--border);text-align:center}
.hud-box:last-child{border-right:none}
.hud-val{font-family:'Bebas Neue',cursive;font-size:1.3rem;letter-spacing:.05em}
.hud-lbl{font-family:'JetBrains Mono',monospace;font-size:.52rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:1px}
.output-bar{padding:8px 16px;border-top:1px solid var(--border);font-family:'JetBrains Mono',monospace;font-size:.65rem;min-height:32px;color:var(--unity-lt)}

.progress-strip{background:var(--bg2);border-top:1px solid var(--border);padding:9px 20px;display:flex;align-items:center;gap:14px;max-width:1400px;margin:0 auto;width:100%;position:sticky;bottom:0;z-index:50}
.prog-label{font-family:'JetBrains Mono',monospace;font-size:.58rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--unity-lt);flex-shrink:0}
.prog-track{flex:1;height:4px;background:rgba(255,255,255,.07);border-radius:999px;overflow:hidden}
.prog-fill{height:100%;background:linear-gradient(90deg,var(--unity),var(--cs-lt));border-radius:999px;transition:width .4s ease}
.prog-dots{display:flex;gap:5px;flex-shrink:0}
.prog-dot{width:7px;height:7px;border-radius:50%;background:rgba(255,255,255,.1);transition:all .3s}
.prog-dot.done{background:var(--green)}.prog-dot.active{background:var(--unity);transform:scale(1.3)}

/* MORE */
.more-section{padding:52px 24px;max-width:1400px;margin:0 auto}
.more-title{font-family:'Bebas Neue',cursive;font-size:1.9rem;letter-spacing:.04em;color:white;margin-bottom:20px}
.more-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:12px}
.more-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:17px 19px;display:flex;flex-direction:column;gap:7px;transition:border-color .2s,transform .2s}
.more-card:hover{border-color:rgba(255,255,255,.15);transform:translateY(-3px)}
.more-icon{font-size:1.5rem}
.more-tag{font-family:'JetBrains Mono',monospace;font-size:.58rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.more-name{font-family:'Bebas Neue',cursive;font-size:1rem;letter-spacing:.04em;color:white}
.more-cta{font-size:.76rem;font-weight:700;margin-top:auto}
footer{background:var(--bg2);border-top:1px solid var(--border);padding:22px;text-align:center;color:var(--muted);font-size:.76rem}
footer a{color:var(--muted)}footer a:hover{color:var(--text)}

@media(max-width:1024px){.jvds-nav-links{display:none!important;}.jvds-nav-toggle{display:block!important;}}
@media(min-width:1025px){.jvds-mobile-nav{display:none!important;}}
/* ══════════════════════════════════════════════════════════ */

/* ── ON-SCREEN D-PAD ─────────────────────────────────────── */
.dpad-wrap{display:none;justify-content:center;align-items:center;gap:8px;padding:10px 12px 14px;border-top:1px solid var(--border);background:rgba(0,0,0,.3);flex-shrink:0;}
@media(max-width:860px){.dpad-wrap{display:flex;}}
.dpad{display:grid;grid-template-columns:48px 48px 48px;grid-template-rows:48px 48px 48px;gap:4px;}
.dpad-btn{display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);border-radius:10px;font-size:1.1rem;cursor:pointer;user-select:none;-webkit-user-select:none;touch-action:none;transition:background .1s,transform .1s;}
.dpad-btn:active,.dpad-btn.pressed{background:rgba(255,255,255,.22);transform:scale(.9);}
.dpad-blank{background:transparent;border:none;}
.dpad-hint{font-family:'JetBrains Mono',monospace;font-size:.48rem;color:var(--muted);text-align:center;line-height:1.7;letter-spacing:.03em;max-width:80px;}
/* ─────────────────────────────────────────────────────────── */

/* ── MOBILE RESPONSIVE PATCH ──────────────────────────────── */
@media(max-width:960px){
  .game-panel{min-height:360px;}
  .game-col{min-height:360px;}
}
@media(max-width:600px){
  .blank{min-width:52px;padding:5px 8px;font-size:.8rem;}
  .code-pre{font-size:.68rem;white-space:pre-wrap;word-break:break-word;padding:10px 12px;}
  .run-btn{padding:15px;font-size:1.1rem;}
  .btn-prev,.btn-next{padding:12px 8px;font-size:.8rem;}
  .tab-btn{padding:10px 9px;font-size:.56rem;}
  .hero-preview{display:none;}
  canvas{max-width:100%;height:auto;}
  .game-wrap{padding:6px;}
  .hero{padding:28px 16px 22px;}
  .box{font-size:.78rem;padding:9px 11px;}
  .hud-box{padding:6px 8px;}
  .hud-val{font-size:1rem;}
  .hud-lbl{font-size:.5rem;}
  .output-bar{font-size:.58rem;padding:6px 12px;}
}
@media(max-width:400px){
  .blank{min-width:42px;font-size:.75rem;}
  .code-pre{font-size:.62rem;}
  .tab-btn{padding:8px 6px;font-size:.5rem;}
}
/* ─────────────────────────────────────────────────────────── */



/* ── CODE CHALLENGE ── */



/* ── ORDER CHALLENGE ── */

/* ── PREDICT CHALLENGE ── */
.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}.skip-link:focus{left:50%;transform:translateX(-50%);top:8px;width:auto;height:auto;padding:10px 20px;background:#BC4749;color:white;font-weight:700;font-size:.9rem;border-radius:8px;z-index:9999;text-decoration:none;white-space:nowrap}.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}.skip-link:focus{left:50%;transform:translateX(-50%);top:8px;width:auto;height:auto;padding:10px 20px;background:#BC4749;color:white;font-weight:700;font-size:.9rem;border-radius:8px;z-index:9999;text-decoration:none;white-space:nowrap}
.reveal{opacity:1!important;transform:none!important}