@import"https://fonts.googleapis.com/css2?family=Montserrat:wght@400;600;700&display=swap";:root{--cream: #f7f2e9;--navy: #0a1f3d;--gold: #d4af37;--card: linear-gradient(135deg, #ffffff, #c9bd9e);--muted: #5b6472}*{box-sizing:border-box}body{margin:0;background-color:var(--cream);background-image:url(./page-bg-Clr2Zve2.jpg);background-size:cover;background-position:center;background-repeat:no-repeat;background-attachment:fixed;color:var(--navy);font-family:Montserrat,Segoe UI,sans-serif;line-height:1.6}.app-header{background:var(--navy);color:#fff;padding:14px 20px}.app-header-inner{max-width:720px;margin:0 auto}.app-title{margin:0;font-weight:700;letter-spacing:.04em;color:var(--gold);text-transform:uppercase;font-size:.95rem}.app-byline{margin:2px 0 0;font-size:.8rem;color:#cdd4e2}.app-brand-link{display:flex;align-items:center;gap:12px;text-decoration:none;cursor:pointer}.app-logo{width:40px;height:40px;border-radius:50%;flex-shrink:0}.app-brand-text{display:block}#app{max-width:720px;margin:0 auto;padding:24px 20px 80px}.lesson-title{font-size:1.7rem;line-height:1.25;margin:8px 0 4px}.lesson-kicker{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;margin:16px 0 0}.section-card{background:var(--card);border:1px solid #e6dfd0;border-left:4px solid var(--gold);border-radius:10px;padding:20px;margin:16px 0;box-shadow:0 2px 10px #0a1f3d0f}.section-card h2{margin:0 0 10px;font-size:1.05rem;padding-bottom:8px;border-bottom:1px solid var(--gold)}.why-line{font-weight:600;color:var(--navy);background:var(--card);border-radius:8px;padding:12px 14px;margin:0}.teach-body{font-family:Georgia,Times New Roman,serif;font-size:1.02rem}.steps-list{padding-left:0;margin:0;list-style:none}.steps-list li{display:flex;gap:10px;align-items:flex-start;margin:10px 0}.steps-list input[type=checkbox]{margin-top:5px;accent-color:var(--gold)}.prompt-block{background:#0f2647;color:#e9edf6;border-radius:8px;padding:16px;white-space:pre-wrap;font-family:Consolas,monospace;font-size:.85rem}.prompt-block .bracket{color:var(--gold);font-weight:700}.btn-gold{display:inline-block;background:var(--gold);color:var(--navy);font-weight:700;border:none;border-radius:8px;padding:12px 22px;font-size:1rem;cursor:pointer}.btn-gold:disabled{opacity:.45;cursor:not-allowed}.btn-quiet{background:none;border:1px solid #d8d0bd;border-radius:8px;padding:8px 14px;cursor:pointer;color:var(--navy)}.collapsed-row{display:block;width:100%;text-align:left;background:var(--card);border:1px solid #e0d7c2;border-radius:8px;padding:10px 14px;margin:8px 0;cursor:pointer;color:var(--navy);font-size:.9rem}.collapsed-row:before{content:"✓ ";color:var(--gold);font-weight:700}.proof-log input{width:100%;padding:10px;border:1px 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input[type=checkbox]{margin-top:5px;accent-color:var(--gold)}.part-list{display:flex;flex-direction:column;gap:12px;margin-top:16px}.part-list-item{text-align:left;background:var(--card);border:1px solid #e6dfd0;border-left:4px solid var(--gold);border-radius:10px;padding:16px 20px;cursor:pointer;font-family:inherit}.part-list-item h2{margin:4px 0;font-size:1.15rem;color:var(--navy)}.part-list-item p:last-child{margin:0;color:var(--muted)}.part-list-item.station-complete{background:linear-gradient(135deg,#f7e6a3,#b8860b);border-color:var(--gold)}.part-list-item.station-complete h2,.part-list-item.station-complete p:last-child,.part-list-item.station-complete .lesson-kicker{color:var(--navy)}.part-list-item.station-not-started{background:linear-gradient(135deg,#fff,#c9bd9e);border-color:var(--navy)}.machine-intro{color:var(--navy);font-size:.95rem;font-weight:600;line-height:1.6;margin:12px 0 0;max-width:60ch;text-shadow:0 1px 3px rgba(255,255,255,.85),0 0 8px rgba(255,255,255,.6)}.machine-svg{width:100%;height:auto;margin:16px 0 24px}.machine-legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin:0 0 24px}.machine-legend-item{background:var(--card);border:1px solid #e6dfd0;border-left:4px solid var(--gold);border-radius:8px;padding:12px 14px}.machine-legend-item.station-complete{background:linear-gradient(135deg,#f7e6a3,#b8860b);border-color:var(--gold)}.machine-legend-item.station-complete .machine-legend-label,.machine-legend-item.station-complete .machine-legend-description{color:var(--navy)}.machine-legend-item.station-not-started{background:linear-gradient(135deg,#fff,#c9bd9e);border-color:var(--navy)}.machine-legend-item.station-not-built{background:linear-gradient(135deg,var(--cream),#c2b596);border-color:#d8d0bd}.machine-legend-label{margin:0 0 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14px;border:1px dashed #d8d0bd;border-radius:8px;color:var(--muted);font-style:italic}.build-log-row{background:var(--card);border:1px solid #e6dfd0;border-radius:10px;padding:14px 18px;margin:10px 0}.build-log-label{margin:0 0 4px;font-weight:600;color:var(--navy)}.build-log-empty{margin:0 0 8px;color:var(--muted);font-style:italic;font-size:.88rem}.build-log-row input{width:100%;padding:10px;border:1px solid #d8d0bd;border-radius:8px;font-size:.95rem}.track-week-note{background:var(--card);border:1px solid #e6dfd0;border-radius:8px;padding:12px 14px;margin:12px 0 0}.track-week-note-label{margin:0;font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.my-machine-list{margin-top:16px}.my-machine-entry{background:var(--card);border-left:4px solid var(--gold);border-radius:8px;padding:12px 16px;margin:10px 0}.my-machine-entry a{color:var(--navy);font-weight:600;word-break:break-word}.app-header-nav{margin-top:10px;display:flex;gap:10px;flex-wrap:wrap}.app-header-nav .btn-quiet{color:#fff;border-color:#ffffff59;font-size:.82rem;padding:6px 12px}.machine-station-enter{opacity:0;transform:scale(.85);animation:machine-station-in .35s ease-out forwards}@keyframes machine-station-in{to{opacity:1;transform:scale(1)}}.section-card,.build-log-row,.my-machine-entry,.track-week-note{animation:card-fade-up .25s ease-out}.machine-hero-wrap{position:relative;width:100%;border-radius:12px;overflow:hidden;margin:0 0 20px;animation:card-fade-up .25s ease-out;aspect-ratio:1536 / 1024}.machine-hero-video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover;z-index:1}.machine-hero-image{position:relative;z-index:2;width:100%;height:100%;object-fit:contain;display:block}@keyframes card-fade-up{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media 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