:root{--ax-bg: #02110a;--ax-panel: rgba(6, 24, 16, .85);--ax-border: rgba(57, 255, 139, .25);--ax-neon: #39ff8b;--ax-cyan: #00e0ff;--ax-violet: #b967ff;--ax-amber: #ffb347;--ax-coral: #ff5c5c;--ax-text: #d8ffe8;--ax-dim: rgba(216, 255, 232, .65)}.ax-hero{background:radial-gradient(60% 80% at 20% 0%,rgba(57,255,139,.18),transparent 70%),radial-gradient(60% 80% at 80% 20%,rgba(0,224,255,.12),transparent 70%),linear-gradient(180deg,#03150d,#02110a);border:1px solid var(--ax-border);border-radius:18px;padding:36px 32px;margin-bottom:28px;position:relative;overflow:hidden}.ax-hero:before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,rgba(57,255,139,.04) 0px,rgba(57,255,139,.04) 1px,transparent 1px,transparent 3px);pointer-events:none}.ax-hero h1{font-family:var(--vx-head);font-size:44px;font-weight:800;color:var(--ax-text);margin:6px 0 8px;letter-spacing:-.02em;text-shadow:0 0 24px rgba(57,255,139,.4)}.ax-hero p{color:var(--ax-dim);max-width:620px;font-size:15px;line-height:1.55}.ax-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:22px}.ax-stat{background:#0006;border:1px solid var(--ax-border);border-radius:12px;padding:14px 16px}.ax-stat-num{font-family:var(--vx-head);font-size:28px;font-weight:800;color:var(--ax-neon)}.ax-stat-label{font-size:11px;color:var(--ax-dim);text-transform:uppercase;letter-spacing:.1em;margin-top:2px}@media(max-width:760px){.ax-stats{grid-template-columns:repeat(2,1fr)}}.ax-track-section h2{font-family:var(--vx-head);font-size:22px;color:var(--ax-text);margin:28px 0 12px;display:flex;align-items:center;gap:10px}.ax-track-section h2:before{content:"▸";color:var(--ax-neon)}.ax-lesson-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}.ax-lesson{background:var(--ax-panel);border:1px solid var(--ax-border);border-top:2px solid var(--lesson-accent, var(--ax-neon));border-radius:14px;padding:18px;text-decoration:none;color:var(--ax-text);display:flex;flex-direction:column;gap:10px;transition:transform .15s,border-color .15s,box-shadow .15s}.ax-lesson:hover{transform:translateY(-2px);box-shadow:0 12px 30px -16px var(--lesson-accent, var(--ax-neon))}.ax-lesson-head{display:flex;justify-content:space-between;align-items:center;font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--ax-dim)}.ax-lesson-diff{color:var(--lesson-accent, var(--ax-neon));font-weight:700}.ax-lesson-title{font-family:var(--vx-head);font-size:17px;font-weight:700;line-height:1.25}.ax-lesson-sub{font-size:13px;color:var(--ax-dim);line-height:1.4;flex:1}.ax-lesson-foot{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:var(--ax-dim);padding-top:8px;border-top:1px solid rgba(57,255,139,.12)}.ax-lesson-xp{color:var(--ax-neon);font-weight:700}.ax-lesson-status{color:var(--ax-cyan);font-weight:600}.ax-lesson-status.done{color:var(--ax-neon)}.ax-badges{display:flex;flex-wrap:wrap;gap:10px}.ax-badge{background:#00000080;border:1px solid var(--ax-border);border-radius:999px;padding:8px 14px;font-size:13px;color:var(--ax-text);display:inline-flex;align-items:center;gap:8px}.ax-badge.locked{opacity:.4;filter:grayscale(.8)}.ax-stage{min-height:calc(100vh - 80px);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 24px;background:radial-gradient(80% 100% at 50% 0%,rgba(0,224,255,.06),transparent 60%),var(--ax-bg);position:relative}.ax-stage:before{content:"";position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(57,255,139,.03) 0px,rgba(57,255,139,.03) 1px,transparent 1px,transparent 4px)}.ax-progress{position:fixed;top:80px;left:0;right:0;height:3px;background:#39ff8b1a;z-index:50}.ax-progress-fill{height:100%;background:linear-gradient(90deg,var(--ax-neon),var(--ax-cyan));transition:width .35s;box-shadow:0 0 12px var(--ax-neon)}.ax-counter{position:fixed;top:92px;right:20px;font-family:var(--vx-head);font-size:11px;letter-spacing:.15em;color:var(--ax-dim);z-index:50}.ax-card{width:100%;max-width:760px;background:var(--ax-panel);border:1px solid var(--ax-border);border-radius:16px;padding:36px 40px;box-shadow:0 0 60px -20px #39ff8b59;position:relative;z-index:1}.ax-eyebrow{font-family:var(--vx-head);font-size:11px;letter-spacing:.18em;color:var(--ax-neon);text-transform:uppercase;margin-bottom:8px}.ax-h1{font-family:var(--vx-head);font-size:38px;font-weight:800;color:var(--ax-text);letter-spacing:-.02em;margin-bottom:8px}.ax-h2{font-family:var(--vx-head);font-size:28px;font-weight:800;color:var(--ax-text);margin-bottom:14px}.ax-sub{color:var(--ax-dim);font-size:15px;line-height:1.5}.ax-body{color:var(--ax-text);font-size:18px;line-height:1.6;margin-top:8px}.ax-meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.ax-chip{background:#0006;border:1px solid var(--ax-border);border-radius:999px;padding:4px 12px;font-size:12px;color:var(--ax-dim)}.ax-track-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}@media(max-width:640px){.ax-track-grid{grid-template-columns:1fr}}.ax-track{background:#0006;border:1px solid var(--ax-border);border-radius:12px;padding:18px;cursor:pointer;text-align:left;transition:border-color .15s,transform .15s,background .15s;color:var(--ax-text)}.ax-track:hover{transform:translateY(-2px);border-color:var(--ax-neon);background:#39ff8b14}.ax-track-name{font-family:var(--vx-head);font-size:16px;font-weight:800;letter-spacing:.08em;color:var(--ax-neon);margin-bottom:4px}.ax-track-cadet .ax-track-name{color:var(--ax-cyan)}.ax-track-pilot .ax-track-name{color:var(--ax-neon)}.ax-track-commander .ax-track-name{color:var(--ax-violet)}.ax-track-sub{font-size:12px;color:var(--ax-dim);line-height:1.4}.ax-back{display:inline-block;margin-top:22px;color:var(--ax-dim);font-size:13px;text-decoration:none}.ax-check{margin-top:12px}.ax-options{display:flex;flex-direction:column;gap:10px;margin-top:12px}.ax-option{display:flex;align-items:center;gap:14px;background:#0006;border:1px solid var(--ax-border);border-radius:10px;padding:14px 16px;color:var(--ax-text);font-size:15px;text-align:left;cursor:pointer;transition:all .15s}.ax-option:hover{border-color:var(--ax-neon);background:#39ff8b0f}.ax-option.picked{border-color:var(--ax-cyan)}.ax-option.correct{border-color:var(--ax-neon);background:#39ff8b24;box-shadow:0 0 16px -4px var(--ax-neon)}.ax-option.wrong{border-color:var(--ax-coral);background:#ff5c5c1f}.ax-opt-key{font-family:var(--vx-head);font-weight:800;width:26px;height:26px;display:inline-flex;align-items:center;justify-content:center;border-radius:6px;background:#39ff8b26;color:var(--ax-neon);font-size:13px}.ax-feedback{margin-top:12px;color:var(--ax-neon);font-weight:600}.ax-launch{margin-top:18px}.ax-nav-row{display:flex;justify-content:space-between;gap:12px;width:100%;max-width:760px;margin-top:20px}.ax-finish .ax-h1{color:var(--ax-neon);text-shadow:0 0 30px var(--ax-neon)}.ax-score-row{display:grid;grid-template-columns:auto 1fr auto 1fr;gap:20px;margin:22px 0;align-items:center}@media(max-width:560px){.ax-score-row{grid-template-columns:1fr 1fr}}.ax-score-big{font-family:var(--vx-head);font-size:56px;font-weight:800;color:var(--ax-neon);line-height:1}.ax-score-label{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--ax-dim)}.ax-score-sub{font-size:13px;color:var(--ax-text);margin-top:2px}.ax-badge-row{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0 18px}.ax-badge-pill{background:#39ff8b1f;border:1px solid var(--ax-neon);border-radius:999px;padding:6px 14px;color:var(--ax-neon);font-size:13px;font-weight:600}.ax-cta-row{display:flex;gap:10px;flex-wrap:wrap}.ax-cert-page{min-height:100vh;background:#02110a;display:flex;align-items:center;justify-content:center;padding:40px 20px}.ax-cert{width:100%;max-width:980px;aspect-ratio:1.414 / 1;background:linear-gradient(135deg,#04180e,#062319);border:3px double var(--ax-neon);border-radius:12px;padding:50px 60px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden;box-shadow:0 0 80px -10px #39ff8b80}.ax-cert:before{content:"";position:absolute;inset:16px;border:1px solid rgba(57,255,139,.3);border-radius:6px;pointer-events:none}.ax-cert-head{text-align:center}.ax-cert-kicker{font-family:var(--vx-head);font-size:14px;letter-spacing:.3em;color:var(--ax-cyan)}.ax-cert-title{font-family:var(--vx-head);font-size:48px;font-weight:800;color:var(--ax-neon);letter-spacing:.05em;margin:8px 0;text-shadow:0 0 20px var(--ax-neon)}.ax-cert-body{text-align:center}.ax-cert-presented{color:var(--ax-dim);font-size:14px;letter-spacing:.15em;text-transform:uppercase}.ax-cert-name{font-family:var(--vx-head);font-size:56px;font-weight:800;color:var(--ax-text);margin:16px 0}.ax-cert-track{color:var(--ax-text);font-size:18px;max-width:600px;margin:0 auto;line-height:1.5}.ax-cert-foot{display:flex;justify-content:space-between;align-items:end;font-family:var(--vx-head);font-size:12px;letter-spacing:.1em;color:var(--ax-dim)}.ax-cert-actions{margin-top:24px;display:flex;gap:10px;justify-content:center}@media print{body{background:#fff!important}.vx-header,.ax-cert-actions,.ax-back{display:none!important}.ax-cert-page{min-height:auto;padding:0}.ax-cert{box-shadow:none;border-color:#0a5a30}@page{size:A4 landscape;margin:0}}.ax-narrate{display:inline-flex;align-items:center;gap:8px;background:#00000080;border:1px solid var(--ax-border);color:var(--ax-text);border-radius:999px;padding:6px 14px;font-size:12px;cursor:pointer;margin-top:8px;transition:background .15s,border-color .15s}.ax-narrate:hover{border-color:var(--ax-neon)}.ax-narrate.on{border-color:var(--ax-neon);background:#39ff8b1a}.ax-narrate-icon{display:inline-flex;align-items:center;justify-content:center;min-width:16px}.ax-wave{display:inline-flex;gap:2px;align-items:flex-end;height:14px}.ax-wave span{display:inline-block;width:3px;background:var(--ax-neon);border-radius:2px;animation:axwave .9s ease-in-out infinite}.ax-wave span:nth-child(2){animation-delay:.15s}.ax-wave span:nth-child(3){animation-delay:.3s}.ax-wave span:nth-child(4){animation-delay:.45s}@keyframes axwave{0%,to{height:4px;opacity:.6}50%{height:14px;opacity:1}}.ax-slide-toprow{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.ax-auto-narrate{display:inline-flex;align-items:center;gap:6px;font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--ax-dim);cursor:pointer}.ax-auto-narrate input{accent-color:var(--ax-neon)}.ax-input{background:#00000080;border:1px solid var(--ax-border);color:var(--ax-text);border-radius:8px;padding:10px 12px;font-size:14px;font-family:inherit;width:100%}.ax-input:focus{outline:none;border-color:var(--ax-neon);box-shadow:0 0 0 2px #39ff8b26}.vx-link-btn{background:transparent;border:none;color:var(--ax-dim);font-size:12px;cursor:pointer;padding:0;text-decoration:underline}.vx-link-btn:hover{color:var(--ax-coral)}.vx-briefing-overlay{position:fixed;inset:0;z-index:1000;background:radial-gradient(80% 100% at 50% 0%,rgba(0,224,255,.08),transparent 60%),#02110af0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:24px}.vx-briefing-card{background:var(--ax-panel);border:1px solid var(--ax-border);border-top:3px solid var(--ax-cyan);border-radius:16px;padding:28px 28px 20px;max-width:640px;width:100%;box-shadow:0 30px 80px -20px #00e0ff66;position:relative}.vx-briefing-toprow{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.vx-briefing-tag{font-size:11px;color:var(--ax-cyan);text-transform:uppercase;letter-spacing:.15em;font-weight:700}.vx-briefing-close{background:transparent;border:1px solid var(--ax-border);color:var(--ax-dim);width:28px;height:28px;border-radius:6px;cursor:pointer}.vx-briefing-close:hover{color:var(--ax-coral);border-color:var(--ax-coral)}.vx-briefing-counter{font-size:11px;color:var(--ax-dim);margin-bottom:12px;text-transform:uppercase;letter-spacing:.1em}.vx-briefing-h2{font-family:var(--vx-head);font-size:26px;color:var(--ax-text);margin:0 0 12px}.vx-briefing-body{color:var(--ax-dim);font-size:15px;line-height:1.55}.vx-briefing-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap}.vx-briefing-foot{margin-top:14px;text-align:center}.vx-briefing-mute{background:transparent;border:none;color:var(--ax-dim);font-size:11px;cursor:pointer;text-decoration:underline}.vx-briefing-mute:hover{color:var(--ax-text)}.ax-studypath{background:linear-gradient(135deg,#b967ff14,#00e0ff0d);border:1px solid rgba(185,103,255,.3);border-radius:14px;padding:20px 22px}.ax-studypath-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:12px}.ax-studypath-head h2{font-family:var(--vx-head);font-size:22px;color:var(--ax-text)}.ax-studypath-reason{color:var(--ax-dim);font-size:14px;line-height:1.5;margin:6px 0 12px;font-style:italic}.ax-studypath-empty{color:var(--ax-dim);font-size:14px;line-height:1.5}.ax-studypath-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.ax-studypath-list li{display:flex;align-items:center;gap:12px;padding:10px 12px;background:#00000059;border:1px solid var(--ax-border);border-radius:8px}.ax-studypath-num{width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--ax-violet);color:#fff;font-weight:700;font-size:13px;flex-shrink:0}.ax-studypath-link{color:var(--ax-text);text-decoration:none;font-weight:600;font-size:14px}.ax-studypath-link:hover{color:var(--ax-neon)}.ax-heatmap-wrap{overflow-x:auto}.ax-heatmap{width:100%;border-collapse:collapse;min-width:480px}.ax-heatmap th,.ax-heatmap td{border:1px solid var(--ax-border);padding:8px 10px;font-size:12px;text-align:center}.ax-heatmap th{background:#00000080;color:var(--ax-dim);font-weight:600;text-transform:uppercase;letter-spacing:.06em}.ax-heatmap td:first-child{text-align:left}.ax-cadet-name{font-weight:700;color:var(--ax-text)}.ax-cadet-xp{font-size:10px;color:var(--ax-dim)}.ax-cell-done{background:#39ff8b33;color:var(--ax-neon);font-weight:700}.ax-cell-wip{background:#ffb34733;color:var(--ax-amber)}.ax-cell-none{background:#0000004d;color:#d8ffe84d}.vx-debrief-q{margin-bottom:18px}.vx-choice.vx-correct{border-color:var(--ax-neon)!important;background:#39ff8b26!important}.vx-choice.vx-wrong{border-color:var(--ax-coral)!important;background:#ff5c5c1f!important}.vx-choice.vx-dim{opacity:.5}.ax-back{display:inline-block;color:var(--ax-cyan);text-decoration:none;font-size:13px;margin-bottom:10px}.ax-back:hover{color:var(--ax-neon)}