:root{--bg:#04131f;--panel:#071827;--line:#294967;--text:#edf4ff;--muted:#91a5be;--amber:#ffb020;--cyan:#2ce0ff;--green:#50e39a;--coral:#ff7083;--mono:'JetBrains Mono',monospace;--display:'Rajdhani',sans-serif}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{background-color:var(--bg);background-image:linear-gradient(rgba(26,71,94,.18) 1px,transparent 1px),linear-gradient(90deg,rgba(26,71,94,.18) 1px,transparent 1px);background-size:80px 80px;color:var(--text);font-family:var(--display)}button{font:inherit;color:inherit}.arcade-nav{min-height:76px;padding:0 clamp(18px,5vw,72px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,176,32,.25);background:rgba(4,19,31,.96)}.arcade-brand,.all-missions{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font:700 .75rem/1 var(--mono);letter-spacing:.18em}.arcade-brand img{width:76px}.arcade-brand strong,.all-missions{color:var(--amber)}.all-missions{padding:13px;border:1px solid rgba(255,176,32,.45)}.app-stage{padding:46px 24px}.app{width:min(1420px,100%);margin:auto}.app-header{text-align:center}.mission-id,.kicker{margin:0;color:var(--amber);font:700 .68rem/1.3 var(--mono);letter-spacing:.13em}.app-header h1{margin:16px 0 8px;display:flex;align-items:center;justify-content:center;gap:18px;font-size:clamp(2rem,4.5vw,4.2rem);line-height:1}.brand-hair{width:64px;height:2px;background:var(--amber)}.subtitle{color:var(--muted);font:600 .69rem/1.5 var(--mono);letter-spacing:.12em}.mode-switch{width:min(650px,100%);margin:32px auto;display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);padding:8px}.mode-switch button{min-height:58px;border:0;background:transparent;color:var(--muted);font:700 .75rem var(--mono);letter-spacing:.12em;cursor:pointer}.mode-switch button.active,.challenge-top button,.next-btn{background:linear-gradient(#ffc75d,#ffab18);color:#08121b;box-shadow:inset 0 0 0 1px #ffd67d}main,.quick-review{border:1px solid var(--line);background:rgba(4,17,29,.9);padding:clamp(20px,3.2vw,42px)}.section-heading,.challenge-top{display:flex;justify-content:space-between;align-items:end;gap:30px}.section-heading h2,.challenge-top h2,.quick-review h2{margin:8px 0 0;font-size:clamp(1.6rem,3vw,2.7rem)}.section-heading>p{max-width:470px;margin:0;color:var(--muted);font-size:1.05rem}.pathway{margin:35px 0 18px;display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:10px;align-items:center}.pathway>i{color:var(--cyan);font-style:normal}.path-step{min-height:135px;padding:18px;border:1px solid var(--line);background:#081b2b;text-align:left;cursor:pointer}.path-step span,.path-step small{display:block;color:var(--muted);font:700 .57rem var(--mono);letter-spacing:.08em}.path-step b{display:block;margin:13px 0 8px;font:700 .9rem var(--mono)}.path-step.active{border-color:var(--green);background:rgba(24,89,73,.35);box-shadow:0 0 24px rgba(80,227,154,.14)}.type-display{display:grid;grid-template-columns:1fr 1.6fr;gap:24px;padding:24px;border:1px solid var(--green);background:rgba(12,52,50,.35)}.type-display h3{margin:8px 0;font-size:1.8rem}.type-display p{margin:0;color:var(--muted);line-height:1.5}.detail-grid{display:grid;grid-template-columns:repeat(4,1fr)}.detail-grid span{padding:13px;border-left:1px solid var(--line)}.detail-grid small{display:block;color:var(--muted);font:700 .55rem var(--mono)}.detail-grid strong{display:block;margin-top:9px;font-size:.95rem}.recognition-grid,.review-grid{margin-top:18px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.recognition-grid article,.review-grid article{padding:22px;border:1px solid var(--line);background:var(--panel)}.recognition-grid h3{margin:9px 0;font-size:1.35rem}.recognition-grid ul,.recognition-grid ol{padding-left:20px;color:var(--muted);line-height:1.55}.action-card{border-color:var(--coral)!important}.challenge-top button,.next-btn{min-height:52px;padding:0 22px;border:1px solid var(--amber);font:700 .7rem var(--mono);letter-spacing:.1em;cursor:pointer}.scenario-card,.question-card{margin-top:18px;padding:24px;border:1px solid var(--line);background:var(--panel)}.scenario-tags{display:flex;flex-wrap:wrap;gap:8px}.scenario-tags span{padding:7px 10px;border:1px solid var(--line);color:var(--cyan);font:700 .58rem var(--mono)}.scenario-card>p{margin:18px 0 0;font-size:1.25rem;line-height:1.45}.question-card h3{margin:9px 0 18px;font-size:1.45rem}.answers{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.answers button{min-height:72px;padding:14px;border:1px solid #3b5d7d;background:#102a40;font-weight:700;cursor:pointer}.answers button.correct{border-color:var(--green);background:rgba(39,128,94,.4)}.answers button.wrong{border-color:var(--coral);background:rgba(121,48,66,.4)}.answers button:disabled{cursor:default}.feedback{margin-top:14px;padding:18px;border-left:5px solid var(--green);background:#0b262b;color:var(--muted);line-height:1.5}.feedback strong{display:block;color:var(--green);font:700 .75rem var(--mono);margin-bottom:6px}.feedback.is-wrong{border-color:var(--coral);background:#281923}.feedback.is-wrong strong{color:var(--coral)}.next-btn{width:100%;margin-top:14px}.quick-review{margin-top:22px}.review-grid{grid-template-columns:repeat(4,1fr)}.review-grid b{color:var(--cyan);font:700 .72rem var(--mono)}.review-grid p,.source-note{color:var(--muted);line-height:1.5}.source-note{margin-top:20px}.source-links{display:flex;gap:20px;flex-wrap:wrap}.source-links a{color:var(--cyan);font:700 .65rem var(--mono)}
@media(max-width:850px){.pathway{grid-template-columns:1fr 1fr}.pathway>i{display:none}.type-display{grid-template-columns:1fr}.detail-grid{grid-template-columns:1fr}.detail-grid span{border-left:0;border-top:1px solid var(--line)}.recognition-grid,.review-grid{grid-template-columns:1fr 1fr}}@media(max-width:580px){.app-stage{padding:26px 10px}.arcade-nav{padding:0 12px}.arcade-brand img{width:56px}.arcade-brand{font-size:.58rem}.all-missions{font-size:.55rem}.brand-hair{width:24px}.section-heading,.challenge-top{align-items:start;flex-direction:column}.pathway,.recognition-grid,.review-grid,.answers{grid-template-columns:1fr}.path-step{min-height:105px}.detail-grid{grid-template-columns:1fr}.challenge-top button{width:100%}}

.pathway-clarifier{margin:22px 0 0;padding:13px 16px;border-left:4px solid var(--cyan);background:rgba(44,224,255,.07);color:var(--muted);line-height:1.45}.pathway-clarifier strong{color:var(--cyan);font:700 .67rem var(--mono);letter-spacing:.08em}.pathway{margin-top:16px;grid-template-columns:1fr 24px 1fr 24px 1fr 24px 1fr;gap:8px}.pathway>i{display:block;height:1px;background:rgba(145,165,190,.45)}
.path-step{position:relative;padding-right:70px}.path-icon{position:absolute;top:16px;right:16px;width:42px;height:42px;fill:none;stroke:var(--cyan);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round;opacity:.78;pointer-events:none}.path-step.active .path-icon{stroke:var(--green);opacity:1;filter:drop-shadow(0 0 7px rgba(80,227,154,.35))}
@media(max-width:850px){.pathway{grid-template-columns:1fr 1fr}.pathway>i{display:none}}
@media(max-width:580px){
  .mode-explore main{padding:18px 14px}
  .mode-explore .section-heading{gap:10px}
  .mode-explore .section-heading>p{font-size:.95rem;line-height:1.4}
  .pathway{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin:18px 0 12px}
  .pathway>i{display:none}
  .path-step{display:flex;align-items:center;min-width:0;min-height:82px;padding:12px 44px 12px 12px}
  .path-step span,.path-step small{display:none}
  .path-step b{margin:0;font-size:.72rem;line-height:1.35}
  .path-icon{top:50%;right:9px;width:28px;height:28px;transform:translateY(-50%)}
  .type-display{gap:12px;padding:16px}
  .type-display h3{font-size:1.55rem}
  .detail-grid{grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line)}
  .detail-grid span{min-width:0;padding:10px;border-top:0;border-left:1px solid var(--line)}
  .detail-grid span:nth-child(odd){border-left:0}
  .detail-grid span:nth-child(n+3){border-top:1px solid var(--line)}
  .detail-grid strong{font-size:.8rem;line-height:1.35;overflow-wrap:anywhere}
}