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11px;background:#fff4d8}.city-map-svg{width:100%;height:100%;display:block}.map-paper{fill:#fff1cf}.map-river{fill:none;stroke:#2262a8;stroke-width:154;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}.map-road{fill:none;stroke:#fff1cf;stroke-width:56;stroke-linecap:round;stroke-linejoin:round;pointer-events:none}.map-district{color:#18151f;cursor:pointer;outline:none}.map-district polygon{fill:var(--district);stroke:#fff1cf;stroke-width:14;stroke-linejoin:round;transition:fill .14s ease,filter .14s ease,transform .14s ease;transform-box:fill-box;transform-origin:center}.map-district:hover polygon,.map-district:focus-visible polygon,.map-district:focus-within polygon{fill:var(--district-hover);filter:saturate(1.08);transform:scale(.992)}.map-district:focus-visible polygon{stroke:#18151f;stroke-width:9}.map-district 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10px;text-transform:uppercase}.options-row{display:flex;flex-direction:column;gap:8px}.guess-pill{background:var(--panel);color:var(--text);border:2px solid #1a1a1a;border-radius:8px;padding:10px 14px;font-size:14px;font-weight:700;cursor:pointer;text-align:left;transition:all .15s ease}.guess-pill:hover{background:var(--panel-2)}.guess-pill.selected{background:#8c52ff;color:#fff;border-color:#1a1a1a}.machine-compare-container{display:grid;grid-template-columns:1fr 1fr;gap:12px}.machine-spec{background:var(--panel-2);border:2px solid #1a1a1a;border-radius:12px;padding:10px}.machine-spec h5{margin:0 0 6px;color:#ffd166}.mini-pairs{font-size:13px;display:flex;flex-direction:column;gap:4px}.mini-pairs.error-pattern .unpredictable{color:#ff6b6b}.current-area-card{background:var(--panel-2);border:2px solid #1a1a1a;border-radius:12px;padding:12px;text-align:center}.current-area-card .label{font-size:11px;color:var(--soft);text-transform:uppercase;font-weight:700}.formula-preview{display:block;font-size:16px;color:#ffd166;margin-top:4px}.lab-modal-view{display:flex;justify-content:center;align-items:center;padding:40px 10px}.quiz-card{max-width:480px;width:100%}.quiz-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}.quiz-header h3{margin:0;font-size:22px}.quiz-question{font-size:16px;color:var(--text);margin-bottom:18px}.quiz-options{display:flex;gap:12px}.quiz-options.vertical-layout{flex-direction:column}.option-btn{background:var(--panel-2);border:2px solid #1a1a1a;border-radius:12px;padding:14px;display:flex;align-items:center;gap:12px;cursor:pointer;transition:all .15s ease;width:100%;text-align:left}.option-btn:hover{background:var(--line)}.option-btn.selected{border-color:#8c52ff;background:#8c52ff1a}.option-btn .prefix{background:#1a1a1a;color:#fff;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px}.option-btn .text{flex:1;font-weight:700}.status-icon{margin-left:auto}.status-icon.succ{color:#45f0b5}.status-icon.err{color:#ff6b6b}.quiz-feedback{margin-top:18px}.feedback-inner{border-radius:12px;padding:14px;border:2px solid #1a1a1a}.feedback-inner.succ{background:#45f0b51a;border-color:#45f0b5}.feedback-inner.err{background:#ff6b6b1a;border-color:#ff6b6b}.quiz-input-layout{display:flex;flex-direction:column;gap:10px}.quiz-input-layout input{background:#080a0f;color:#fff;border:2.5px solid #1a1a1a;border-radius:10px;padding:12px;font-size:16px;outline:none}.lab-result-view{display:flex;justify-content:center;align-items:center;padding:40px 10px}.result-card{max-width:520px;width:100%;text-align:center;background:var(--panel)}.trophy-gold{color:#ffd200;filter:drop-shadow(0 0 10px rgba(255,210,0,.4));margin-bottom:12px}.result-card h2{font-size:26px;font-weight:900;margin:0;color:#fff}.result-card .subtitle{color:var(--soft);font-size:15px;margin:6px 0 20px}.learnings-list{background:var(--panel-2);border:2px dashed var(--line-strong);border-radius:12px;padding:16px;text-align:left;margin-bottom:20px}.learnings-list h4{margin:0 0 10px;font-size:15px;color:#ffd166}.learnings-list ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--text)}.rewards-badge{display:flex;justify-content:center;gap:16px;margin-bottom:24px}.xp-item,.achievement-item{display:flex;align-items:center;gap:8px;background:#1a1a1a;padding:8px 14px;border-radius:20px;font-size:13px;font-weight:700}.xp-item span{color:#ffd200}.achievement-item span strong{color:#4dd0e1}.done-action-row{margin-top:10px}.big-finish-btn{background:#ffd200;color:#1a1a1a;font-size:18px}@keyframes bounceIn{0%{transform:scale(.9);opacity:0}50%{transform:scale(1.02)}to{transform:scale(1);opacity:1}}.animate-bounce-in{animation:bounceIn .4s cubic-bezier(.175,.885,.32,1.275) both}.animate-wiggle{animation:wiggle .15s ease-in-out infinite}@keyframes wiggle{0%,to{transform:rotate(0)}25%{transform:rotate(-1deg)}75%{transform:rotate(1deg)}}.spin-slow{animation:spin 6s linear infinite;transform-origin:center}.spin-slow-reverse{animation:spin-reverse 8s linear infinite;transform-origin:center}@keyframes spin{to{transform:rotate(360deg)}}@keyframes spin-reverse{to{transform:rotate(-360deg)}}.decode-lab-shell{--decode-bg: #17172f;--decode-panel: rgba(29, 28, 60, .94);--decode-panel-dark: rgba(11, 11, 24, .95);--decode-pink: #f17ada;--decode-pink-strong: #ff64cd;--decode-purple: #9b76ff;--decode-cyan: #71f7df;--decode-green: #a7ff83;--decode-yellow: #ffe86a;--decode-ink: #f7edff;--decode-muted: #c0aceb;min-height:720px;padding:14px;background:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px),radial-gradient(circle at 12% 8%,rgba(241,122,218,.22),transparent 24%),radial-gradient(circle at 84% 12%,rgba(113,247,223,.1),transparent 22%),var(--decode-bg);background-size:24px 24px,24px 24px,auto,auto,auto;color:var(--decode-ink);font-family:Courier New,ui-monospace,SFMono-Regular,Menlo,monospace}.decode-os-window{border:2px solid var(--decode-pink);background:#14122be6;box-shadow:0 0 0 3px #5b4abecc,0 22px 70px #00000075,inset 0 0 42px #71f7df0a;image-rendering:pixelated}.decode-titlebar{min-height:42px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px;padding:0 12px;background:linear-gradient(90deg,#8a61c8,#f17ada 58%,#ff64cd);border-bottom:2px solid #553d9c;color:#f7fbff;text-transform:uppercase;letter-spacing:0;text-shadow:2px 2px 0 rgba(66,49,139,.95)}.decode-titlebar strong,.decode-titlebar span{overflow-wrap:anywhere}.decode-window-controls{display:flex;gap:6px}.decode-window-controls span{width:13px;height:13px;display:block;border:2px solid rgba(255,237,255,.86);background:#3a276e;box-shadow:inset -2px -2px #0000003d}.decode-menu-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;border-bottom:2px solid #6f52c7;background:#6f52c7}.decode-menu-bar span{min-height:34px;display:flex;align-items:center;justify-content:center;padding:6px;background:#231f49f5;color:var(--decode-cyan);font-size:12px;text-align:center;overflow-wrap:anywhere}.decode-workspace{display:grid;grid-template-columns:minmax(220px,.82fr) minmax(360px,1.5fr) minmax(240px,.9fr);gap:12px;padding:12px}.decode-side-panel,.decode-right-panel,.decode-main-console{display:grid;align-content:start;gap:12px}.decode-panel,.decode-terminal-panel,.decode-complete-panel,.decode-quiz-card,.decode-report-card{border:2px solid var(--decode-purple);background:linear-gradient(rgba(255,255,255,.03) 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rgba(113,247,223,.48);background:#070812d1;color:var(--decode-green);font-size:15px;font-weight:800;text-align:center;overflow-wrap:anywhere}.decode-keycard{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:12px 0 0}.decode-keycard div{padding:8px;border:2px solid rgba(241,122,218,.48);background:#0d0c1cb8;text-align:center}.decode-keycard dt{color:var(--decode-muted);font-size:11px}.decode-keycard dd{margin:3px 0 0;color:var(--decode-yellow);font-size:20px;font-weight:900}.decode-cipher-strip{display:grid;grid-template-columns:1fr auto 1fr;gap:12px;align-items:center;padding:12px;border:2px solid var(--decode-pink);background:#090915e6}.decode-cipher-strip>div>span{color:var(--decode-muted);font-size:12px;text-transform:uppercase}.decode-arrow{color:var(--decode-cyan);font-weight:900}.decode-letter-row{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(34px,1fr);gap:8px;margin-top:8px}.decode-letter-row span{min-height:42px;display:grid;place-items:center;border:2px solid rgba(155,118,255,.68);background:#26204ed1;color:var(--decode-muted);font-size:22px;font-weight:900}.decode-letter-row span.active{border-color:var(--decode-yellow);color:var(--decode-yellow);box-shadow:0 0 16px #ffe86a42}.decode-letter-row span.done,.decode-letter-row.plain span.done{border-color:var(--decode-green);color:var(--decode-green)}.decode-terminal-panel{padding:14px;background-color:var(--decode-panel-dark)}.decode-terminal-header{display:flex;justify-content:space-between;gap:10px;align-items:center;padding-bottom:12px;border-bottom:2px solid rgba(155,118,255,.56)}.decode-terminal-header span{color:var(--decode-pink);text-transform:uppercase}.decode-terminal-header strong{color:var(--decode-yellow);font-size:20px}.decode-step-stack{display:grid;gap:8px;margin:14px 0}.decode-step{display:grid;grid-template-columns:62px 1fr;gap:10px;min-height:62px;padding:10px;border:2px solid rgba(155,118,255,.38);background:#17172f9e;color:#c0acebb8}.decode-step.active{border-color:var(--decode-pink);color:var(--decode-ink)}.decode-step.done{border-color:#a7ff83ad;color:var(--decode-green)}.decode-step-status{color:var(--decode-cyan);font-weight:900}.decode-step strong,.decode-step small{display:block}.decode-step small{margin-top:5px;color:currentColor;opacity:.78}.decode-command-line{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:end}.decode-command-line label{display:grid;gap:6px;color:var(--decode-cyan);font-size:13px}.decode-command-line input,.decode-command-line select{width:100%;min-height:46px;border:2px solid var(--decode-purple);border-radius:0;background:#070815;color:var(--decode-green);padding:0 12px;font-family:inherit;font-size:18px;font-weight:900}.decode-run-button{min-height:46px;border:2px solid #f6b4ff;border-radius:0;background:#423077;color:#fff4ff;padding:0 16px;font-family:inherit;font-weight:900;text-transform:uppercase;box-shadow:inset -4px -4px #00000038,inset 4px 4px #ffffff1f}.decode-run-button:hover:not(:disabled){background:#6943a4;border-color:var(--decode-cyan)}.decode-run-button:disabled{cursor:not-allowed;opacity:.46}.decode-run-button.secondary{background:#2d2856}.decode-inline-hint{margin-top:12px;padding:10px;border:2px solid rgba(255,232,106,.52);background:#ffe86a14;color:var(--decode-yellow);line-height:1.5}.decode-complete-panel,.decode-quiz-card,.decode-report-card{padding:22px;text-align:center}.decode-stamp{display:inline-flex;min-height:34px;align-items:center;justify-content:center;margin-bottom:12px;padding:0 12px;border:2px solid var(--decode-green);color:var(--decode-green);font-weight:900;text-transform:uppercase;transform:rotate(-1deg)}.decode-complete-panel h3,.decode-report-card h2{margin:0 0 10px;color:var(--decode-ink);text-transform:uppercase}.decode-complete-panel p{color:var(--decode-pink);font-size:26px;font-weight:900}.decode-complete-panel small,.decode-report-card p{display:block;margin:0 auto 18px;max-width:620px;color:var(--decode-muted);line-height:1.6}.decode-alpha-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}.decode-alpha-grid button{-webkit-appearance:none;-moz-appearance:none;appearance:none;min-height:42px;display:grid;place-items:center;border:2px solid rgba(155,118,255,.4);border-radius:0;background:#070812a8;color:inherit;font-family:inherit;padding:0}.decode-alpha-grid button:not(:disabled){cursor:pointer}.decode-alpha-grid strong{color:var(--decode-ink);font-size:14px;line-height:1}.decode-alpha-grid span{color:var(--decode-muted);font-size:11px;line-height:1}.decode-alpha-grid .target{border-color:var(--decode-yellow);background:#ffe86a1a}.decode-log-panel{min-height:204px}.decode-log-lines{display:grid;gap:6px;color:var(--decode-green);font-size:12px;line-height:1.4}.decode-quiz-window,.decode-report-window{max-width:860px;margin:34px auto}.decode-quiz-card .quiz-header{justify-content:center}.decode-quiz-card .option-btn{border-radius:0;border-width:2px;background:#0f0e21db;color:var(--decode-ink)}.decode-quiz-card .option-btn.selected{border-color:var(--decode-cyan);background:#71f7df1f}.decode-quiz-feedback{margin-top:18px;padding:14px;border:2px solid var(--decode-purple);background:#070812b3}.decode-quiz-feedback .succ{color:var(--decode-green)}.decode-quiz-feedback .err{color:var(--danger)}.decode-report-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}.decode-report-grid div{padding:14px;border:2px solid rgba(241,122,218,.5);background:#070812b8}.decode-report-grid span,.decode-report-grid strong{display:block}.decode-report-grid span{color:var(--decode-muted);font-size:12px}.decode-report-grid strong{margin-top:6px;color:var(--decode-cyan);font-size:20px;overflow-wrap:anywhere}.decode-report-card .rewards-badge{margin:18px auto;max-width:560px}@media(max-width:1040px){.decode-workspace{grid-template-columns:1fr}.decode-right-panel{grid-template-columns:1fr 1fr}}@media(max-width:760px){.embed-pbl-body:has(>.decode-lab-shell:not(.function-lab-shell)){padding:8px}.decode-lab-shell:not(.function-lab-shell){min-height:0;padding:0}.decode-titlebar{gap:8px}.decode-titlebar>span{display:none}.decode-menu-bar{grid-template-columns:repeat(2,minmax(0,1fr))}.decode-workspace{display:flex;flex-direction:column;gap:6px;padding:8px}.decode-side-panel,.decode-main-console,.decode-right-panel{display:contents}.decode-cipher-strip{order:1;grid-template-columns:1fr}.decode-protocol-panel{order:2}.decode-terminal-panel,.decode-complete-panel{order:3}.decode-map-panel{order:4}.decode-intercepts-panel{order:5}.decode-log-panel{order:6}.decode-workspace .fn-accordion{min-height:44px;cursor:pointer}.decode-workspace .fn-chevron{display:block;flex:0 0 auto;width:0;height:0;border-left:5px solid transparent;border-right:5px solid transparent;border-top:6px solid var(--decode-cyan);transition:transform .2s ease}.decode-workspace .fn-collapsible.is-open 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