:root{--d-navy: #171e4a;--d-teal: #67c9d9;--d-orange: #ff8d3e;--d-yellow: #ffcb05;--d-cream: #faf8f2;--d-red: #ef4444;--d-green: #d0ee8e}.m45{font-family:Plus Jakarta Sans,sans-serif;color:var(--d-navy);background-color:#fff;padding-bottom:60px}.d-btn{background:var(--d-green)}.m45-prog{position:fixed;top:0;left:0;width:100%;height:36px;background:#fff;border-bottom:4px solid var(--d-navy);z-index:999;display:flex;align-items:center;justify-content:space-between;padding:0 16px;box-sizing:border-box}.m45-bar{position:absolute;bottom:-4px;left:0;height:4px;background:var(--d-teal);width:var(--p, 0%);transition:width .1s ease}.m45-eta{font-family:Space Grotesk,sans-serif;font-weight:800;font-size:11px;letter-spacing:1px;margin-left:auto}.m45-hd{background:var(--d-navy);padding:70px 20px 40px;border-bottom:5px solid var(--d-navy)}.hd-badges{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:24px}.hdb{padding:4px 10px;font-family:Space Grotesk,sans-serif;font-weight:800;font-size:10px;letter-spacing:1px;border:2px solid var(--d-navy)}.hdb-orange{background:var(--d-orange);color:#fff}.hdb-yellow{background:var(--d-yellow);color:var(--d-navy)}.hdb-ghost{background:transparent;color:#fff;border-color:#fff}.hd-titles{display:grid;grid-template-columns:1fr;gap:24px}.hdt-item{border-left:4px solid var(--d-teal);padding-left:16px}.hdti-n{font-family:Space Grotesk,sans-serif;font-weight:900;font-size:14px;color:var(--d-teal);letter-spacing:1px}.hdti-h{font-family:Space Grotesk,sans-serif;font-weight:900;font-size:clamp(24px,3vw,32px);line-height:1.1;color:#fff;margin:4px 0 8px;text-transform:uppercase}.hdti-s{color:#cbd5e1;font-size:13px;font-weight:500;margin:0;line-height:1.5}.hd-intro{padding:16px;font-size:14px;line-height:1.6;color:var(--d-navy);box-shadow:4px 4px 0 var(--d-teal)}.mt-6{margin-top:24px}.mt-4{margin-top:16px}.mt-2{margin-top:8px}.m45-wrapper{max-width:100%;margin:32px auto 0;padding:0 20px;width:100%;box-sizing:border-box}.brutal-grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px;width:100%}.m45-sec{padding:32px;margin-bottom:24px;position:relative;box-shadow:6px 6px 0 var(--d-navy);width:100%;box-sizing:border-box}.border-navy{border:3px solid var(--d-navy)!important}.bg-cream{background-color:var(--d-cream)}.bg-white{background-color:#fff}.bg-navy{background-color:var(--d-navy)}.bg-teal{background-color:var(--d-teal)}.bg-orange{background-color:var(--d-orange)}.bg-yellow{background-color:var(--d-yellow)}.text-navy{color:var(--d-navy)}.text-yellow{color:var(--d-yellow)}.text-orange{color:var(--d-orange)}.text-green{color:var(--d-green)}.text-white{color:#fff}.text-center{text-align:center}.text-cream{color:var(--d-cream)}.sec-title{font-family:Space Grotesk,sans-serif;font-weight:900;font-size:22px;margin:0 0 12px;line-height:1.3;text-transform:uppercase}.sub-title{font-family:Space Grotesk,sans-serif;font-weight:800;font-size:15px;margin:24px 0 12px;text-transform:uppercase;border-bottom:2px solid var(--d-navy);display:inline-block;padding-bottom:4px}.sec-p{font-size:14px;line-height:1.6;margin:0 0 12px;color:#334155;font-weight:500}.sec-p:last-of-type{margin-bottom:0}.tech-badge{position:absolute;top:-14px;left:24px;padding:4px 12px;font-family:Space Grotesk,sans-serif;font-weight:900;font-size:11px;letter-spacing:1px;box-shadow:3px 3px 0 var(--d-navy)}.quote-brutal{padding:16px;font-size:14px;line-height:1.5;margin-top:16px;box-shadow:4px 4px 0 var(--d-navy);font-weight:600}.brutal-list{font-size:14px;line-height:1.6;padding-left:20px;color:#334155;margin:0}.brutal-list li{margin-bottom:6px}.brutal-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin-top:16px}.b-card{padding:16px;box-shadow:4px 4px 0 var(--d-navy);border:2px solid var(--d-navy);transition:transform .15s}.b-card:hover{transform:translateY(-3px)}.b-card h4{margin:0 0 8px;font-family:Space Grotesk,sans-serif;font-weight:900;font-size:14px}.b-card p{margin:0;font-size:13px;line-height:1.5;color:#475569;font-weight:500}.diagram-container{box-shadow:4px 4px 0 var(--d-navy);width:100%;box-sizing:border-box}.m45-thumb-img{width:100%;height:auto;max-height:280px;object-fit:cover;display:block;border-bottom:3px solid var(--d-navy)}.diagram-caption{font-family:Space Grotesk,sans-serif;font-size:10px;font-weight:900;letter-spacing:.5px;text-align:center;padding:8px}.zoom-badge{position:absolute;bottom:8px;right:8px;background:var(--d-navy);color:#fff;padding:4px 8px;font-family:Space Grotesk;font-size:10px;font-weight:800;letter-spacing:1px;pointer-events:none}.popup-modal{position:fixed;inset:0;z-index:99999;background:#171e4ad9;display:flex;align-items:center;justify-content:center;padding:24px}.popup-modal-content{width:100%;max-width:900px;border:4px solid var(--d-navy)!important;box-shadow:12px 12px 0 var(--d-yellow);display:flex;flex-direction:column;background:#fff}.popup-modal-header{padding:14px 20px;display:flex;justify-content:space-between;align-items:center;font-family:Space Grotesk,sans-serif;font-weight:800;font-size:13px;letter-spacing:1px;border-bottom:4px solid var(--d-navy)}.popup-close-btn{padding:6px 14px;font-family:Space Grotesk,sans-serif;font-weight:800;font-size:11px;cursor:pointer;border:2px solid var(--d-navy)!important;box-shadow:3px 3px 0 var(--d-navy);transition:.1s}.popup-close-btn:hover{transform:translate(-1px,-1px);box-shadow:4px 4px 0 var(--d-navy)}.popup-modal-body{padding:20px;background:#f8fafc;display:flex;justify-content:center;align-items:center;max-height:75vh;overflow-y:auto}.popup-modal-img{width:100%;height:auto;max-height:65vh;object-fit:contain;border:3px solid var(--d-navy)!important}.btn-brutal{border:3px solid var(--d-navy);font-family:Space Grotesk,sans-serif;cursor:pointer;box-shadow:4px 4px 0 var(--d-navy);transition:.1s;display:block;width:100%;text-align:center;font-weight:900}.btn-brutal:hover:not(:disabled){transform:translate(2px,2px);box-shadow:2px 2px 0 var(--d-navy)}.qs-badge{font-family:Space Grotesk,sans-serif;font-size:13px;font-weight:900;padding:6px 12px;box-shadow:3px 3px 0 var(--d-teal)}.mc-container{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}.mc-col{display:flex;flex-direction:column;gap:12px}.mc-col-title{font-family:Space Grotesk,sans-serif;font-size:13px;font-weight:900;text-align:center;padding:10px;margin:0;box-shadow:3px 3px 0 var(--d-navy)}.mc-cards-stack{display:flex;flex-direction:column;gap:12px}.m-card{background:#fff;border:3px solid var(--d-navy);box-shadow:4px 4px 0 var(--d-navy);padding:14px;font-size:13px;font-weight:600;color:var(--d-navy);line-height:1.5;cursor:pointer;transition:all .2s;user-select:none}.m-card:hover{transform:translateY(-2px);background:var(--d-cream)}.m-card.selected{background:var(--d-yellow);border-color:var(--d-navy);box-shadow:inset 2px 2px #0000001a;transform:translateY(2px)}.m-card.matched{background:var(--d-green);color:#fff;border-color:var(--d-navy);cursor:not-allowed;box-shadow:none;transform:translateY(2px);opacity:.9}.m-card.wrong{background:var(--d-red);color:#fff;animation:shake .4s}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.s-reflect{box-sizing:border-box;width:100%}.ref-list{display:flex;flex-direction:column;width:100%}.rfl-item{border-bottom:3px solid var(--d-navy);cursor:pointer;background:#fff;transition:background .2s}.rfl-item:hover{background:var(--d-cream)}.rfl-item:last-child{border-bottom:none}.rfli-f{display:flex;align-items:center;padding:16px 20px;gap:16px}.rflin{font-family:Space Grotesk,sans-serif;font-weight:900;font-size:14px;padding:4px 8px;border:2px solid var(--d-navy)}.rfliq{flex:1;font-size:14px;font-weight:700;line-height:1.5}.rflix{font-family:Space Grotesk,sans-serif;font-weight:900;font-size:24px;transition:transform .3s ease}.rfli-b{padding:0 20px 20px 60px;font-size:14px;line-height:1.6;color:#475569;display:none;font-weight:500}.rfli-b p{margin:0 0 12px}.rfli-b p:last-child{margin-bottom:0}.rfl-item.open .rfli-b{display:block}.rfl-item.open .rflix{transform:rotate(45deg);color:var(--d-orange)}.m45-nav{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:16px;flex-wrap:wrap;max-width:100%;background:#f8fafc;padding:16px;border-radius:2px;border:2px solid #e2e8f0}.mnav-b{text-decoration:none;font-size:13px;font-weight:700;padding:10px 16px;background:#fff;color:var(--d-navy);border:2px solid #cbd5e1;border-radius:2px;transition:all .2s}.mnav-b:hover{background:#e2e8f0}.mnav-m{text-align:center;flex:1;min-width:180px}.mnav-d{display:flex;justify-content:center;gap:8px;margin-bottom:6px}.md{font-size:10px;color:#cbd5e1}.md.done{color:var(--d-cyan)}.mnav-l{font-size:12px;font-weight:600;color:#64748b}.mnav-n{text-decoration:none;text-align:right;font-size:14px;font-weight:800;padding:12px 24px;line-height:1.4;background:var(--d-green);color:var(--d-navy);border-radius:2px;border:3px solid var(--d-navy);box-shadow:4px 4px 0 var(--d-navy);transition:all .2s}.mnav-n:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--d-navy)}.mnav-n small{font-size:11px;font-weight:600;opacity:.8;display:block;margin-top:2px}.brutal-step-container{display:flex;align-items:stretch;gap:12px}.brutal-step-box{position:relative;padding:28px 16px 16px;box-shadow:4px 4px 0 var(--d-navy);flex:1;display:flex;flex-direction:column;transition:transform .2s}.brutal-step-box:hover{transform:translateY(-4px)}.step-num{position:absolute;top:-14px;left:16px;font-family:Space Grotesk,sans-serif;font-weight:900;font-size:11px;padding:4px 10px;box-shadow:2px 2px 0 var(--d-navy)}.brutal-step-box h4{margin:4px 0 8px;font-family:Space Grotesk,sans-serif;font-weight:900;font-size:14px;text-transform:uppercase}.brutal-step-box p{margin:0;font-size:12px;line-height:1.5;font-weight:500}.step-arrow{font-size:20px;font-weight:900;display:flex;align-items:center;justify-content:center}@media(max-width:768px){.brutal-step-container{flex-direction:column;align-items:stretch;gap:20px}.step-arrow{transform:rotate(90deg);padding:0}}@media(max-width:850px){.brutal-grid-2{grid-template-columns:1fr;gap:24px}.m45-sec{padding:20px}.hd-title{font-size:28px}.rfli-f{padding:12px;gap:12px}.rfli-b{padding:0 12px 16px}.mc-container{grid-template-columns:1fr}}