@import "https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap";*{box-sizing:border-box;margin:0;padding:0}body{color:#0f172a;background:#f0f4f8;min-height:100vh;font-family:Inter,sans-serif}.header{background:#fff;border:1px solid #cbd5e1;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:28px;padding:20px 24px;display:flex;box-shadow:0 1px 3px #0000000a}.header .brand{align-items:center;gap:12px;font-family:Space Grotesk,sans-serif;font-size:22px;font-weight:700;display:flex}.header .brand .dot{background:#7c3aed;border-radius:50%;width:12px;height:12px;display:inline-block;box-shadow:0 0 0 3px #7c3aed26}.header .brand small{color:#475569;font-family:Inter,sans-serif;font-size:13px;font-weight:400}.header .stats{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.header .stats .badge{color:#7c3aed;background:#ede9fe;border-radius:99px;padding:6px 16px;font-size:14px;font-weight:600}.header .stats .progress-text{color:#475569;font-family:IBM Plex Mono,monospace;font-size:14px}.header .stats .progress-text span{color:#7c3aed;font-weight:700}.header .stats .reset-btn{cursor:pointer;color:#475569;background:#fff;border:1px solid #cbd5e1;border-radius:8px;padding:6px 14px;font-size:12px;font-weight:600;transition:all .2s}.header .stats .reset-btn:hover{color:#ef4444;background:#fef2f2;border-color:#ef4444}.header .badge-modul{color:#7c3aed;background:#ede9fe;border-radius:99px;padding:6px 16px;font-size:14px;font-weight:600}.btn-back{cursor:pointer;color:#0f172a;background:#fff;border:1px solid #cbd5e1;border-radius:8px;padding:8px 18px;font-size:13px;font-weight:600;text-decoration:none;transition:all .2s}.btn-back:hover{background:#ede9fe;border-color:#7c3aed}.progress-section{background:#fff;border:1px solid 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.2s;display:flex;position:relative}.modul-card:hover{border-color:#7c3aed;transform:translateY(-3px);box-shadow:0 8px 25px #7c3aed1a}.modul-card .num{color:#94a3b8;font-family:IBM Plex Mono,monospace;font-size:11px;font-weight:500}.modul-card .title{flex:1;margin:4px 0 6px;font-size:15px;font-weight:600}.modul-card .meta{color:#94a3b8;font-size:12px}.modul-card .status-badge{border-radius:99px;width:fit-content;margin-top:8px;padding:2px 10px;font-size:10px;font-weight:600;display:inline-block}.modul-card .status-badge.todo{color:#94a3b8;background:#f1f5f9}.modul-card .status-badge.progress{color:#7c3aed;background:#ede9fe}.modul-card .status-badge.done{color:#065f46;background:#d1fae5}.sim-card{background:#fff;border:1px solid #cbd5e1;border-radius:16px;margin-bottom:28px;padding:22px 24px;transition:border-color .2s;box-shadow:0 1px 3px #0000000a}.sim-card:hover{border-color:#7c3aed}.sim-card .badge{text-transform:uppercase;letter-spacing:.5px;color:#7c3aed;background:#ede9fe;border-radius:99px;margin-bottom:8px;padding:2px 12px;font-family:IBM Plex Mono,monospace;font-size:10px;display:inline-block}.sim-card h2{margin-bottom:4px;font-family:Space Grotesk,sans-serif;font-size:20px;font-weight:700}.sim-card .sub{color:#475569;margin-bottom:12px;font-size:14px}.interact{background:#f8fafc;border:1px solid #d1d9e6;border-radius:10px;margin:10px 0 12px;padding:14px 16px;font-size:14px}.interact .row{flex-wrap:wrap;align-items:center;gap:10px;margin-top:6px;display:flex}.interact .row label{color:#475569;font-size:13px;font-weight:500}.interact input,.interact select{background:#fff;border:1px solid #cbd5e1;border-radius:6px;width:100%;max-width:180px;padding:6px 12px;font-family:IBM Plex Mono,monospace;font-size:13px}.interact input:focus,.interact select:focus{outline-offset:1px;outline:2px solid #7c3aed}.btn{cursor:pointer;background:#fff;border:1px solid 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Mono,monospace;font-size:12px}.output table th{text-align:left;background:#e2e8f0;padding:5px 10px;font-weight:600}.output table td{border-bottom:1px solid #e2e8f0;padding:4px 10px}.output table tr:hover td{background:#f1f5f9}.output .tag{color:#7c3aed;background:#ede9fe;border-radius:99px;padding:2px 10px;font-size:10px;font-weight:600;display:inline-block}.output .tag-green{color:#065f46;background:#d1fae5}.output .tag-orange{color:#92400e;background:#fef3c7}.output .tag-red{color:#991b1b;background:#fee2e2}.output .code-block{color:#e2e8f0;white-space:pre;background:#0f172a;border-radius:6px;margin:4px 0 8px;padding:10px 14px;font-family:IBM Plex Mono,monospace;font-size:12px;overflow-x:auto}.explanation{color:#065f46;background:#f0fdf4;border:1px solid #bbf7d0;border-radius:10px;margin-top:14px;padding:14px 18px;font-size:14px;line-height:1.7}.explanation strong{color:#0f172a}.explanation .icon{margin-right:6px;font-size:18px}.explanation code{color:#0f172a;background:#d1fae5;border-radius:4px;padding:1px 6px;font-family:IBM Plex Mono,monospace;font-size:12px}.explanation ul{margin:6px 0 0 20px;list-style:outside}.status{color:#94a3b8;border-top:1px solid #e2e8f0;margin-top:10px;padding-top:10px;font-family:IBM Plex Mono,monospace;font-size:11px}.status.done{color:#10b981}.toast{color:#fff;z-index:999;opacity:0;pointer-events:none;background:#0f172a;border-radius:10px;padding:12px 20px;font-size:14px;font-weight:500;transition:all .3s;position:fixed;bottom:24px;right:24px;transform:translateY(16px);box-shadow:0 8px 30px #0003}.toast.show{opacity:1;transform:translateY(0)}.module-footer{text-align:center;color:#94a3b8;border-top:1px solid #e2e8f0;margin-top:10px;padding:20px 0 10px;font-size:13px}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:99px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}@keyframes unlockGlow{0%{opacity:0;border-color:#22c55e;transform:scale(.95);box-shadow:0 0 #22c55e80}30%{opacity:1;border-color:#22c55e;transform:scale(1.04);box-shadow:0 0 20px 8px #22c55e59}60%{transform:scale(.99);box-shadow:0 0 12px 4px #22c55e33}to{box-shadow:none;opacity:1;border-color:#cbd5e1;transform:scale(1)}}@keyframes unlockBadgePop{0%{opacity:0;transform:scale(0)}60%{opacity:1;transform:scale(1.3)}to{opacity:1;transform:scale(1)}}@keyframes unlockCheckBounce{0%{transform:scale(0)}50%{transform:scale(1.4)}70%{transform:scale(.9)}to{transform:scale(1)}}@keyframes unlockShine{0%{left:-50%}to{left:150%}}.modul-card.just-unlocked{animation:1.2s ease-out forwards unlockGlow;position:relative;overflow:hidden}.modul-card.just-unlocked:after{content:"";pointer-events:none;background:linear-gradient(90deg,#0000,#ffffff80,#0000);width:30%;height:100%;animation:1s ease-out .3s forwards unlockShine;position:absolute;top:0;left:-50%;transform:skew(-15deg)}.modul-card.just-unlocked .unlock-new-badge{animation:.5s ease-out .4s both unlockBadgePop}.modul-card.just-unlocked .unlock-new-badge .unlock-check{animation:.4s ease-out .7s both unlockCheckBounce;display:inline-block}.landing{background:#0f172a;justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.landing-bg{pointer-events:none;position:absolute;inset:0}.orb{filter:blur(80px);opacity:.4;border-radius:50%;position:absolute}.orb-1{background:#7c3aed;width:400px;height:400px;animation:8s ease-in-out infinite orbFloat;top:-100px;right:-100px}.orb-2{background:#2563eb;width:300px;height:300px;animation:10s ease-in-out infinite reverse orbFloat;bottom:-80px;left:-80px}.orb-3{background:#a855f7;width:200px;height:200px;animation:6s ease-in-out 1s infinite orbFloat;top:40%;left:50%}@keyframes orbFloat{0%,to{transform:translate(0)scale(1)}33%{transform:translate(30px,-20px)scale(1.05)}66%{transform:translate(-20px,15px)scale(.95)}}.landing-content{z-index:1;text-align:center;max-width:520px;padding:40px 24px;position:relative}.landing-badge{color:#c4b5fd;background:#7c3aed33;border:1px solid #7c3aed66;border-radius:99px;margin-bottom:28px;padding:8px 20px;font-size:14px;font-weight:600;display:inline-block}.landing-title{color:#fff;margin-bottom:20px;font-family:Space Grotesk,sans-serif;font-size:56px;font-weight:700;line-height:1.1}.landing-highlight{background:linear-gradient(135deg,#7c3aed,#a855f7,#c084fc);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.landing-desc{color:#94a3b8;margin-bottom:32px;font-size:16px;line-height:1.7}.landing-features{flex-wrap:wrap;justify-content:center;gap:24px;margin-bottom:40px;display:flex}.feature-item{color:#cbd5e1;align-items:center;gap:8px;font-size:14px;font-weight:500;display:flex}.feature-icon{font-size:20px}.landing-btn{color:#fff;background:#7c3aed;border-radius:14px;align-items:center;gap:10px;padding:16px 40px;font-size:18px;font-weight:700;text-decoration:none;transition:all .3s;display:inline-flex;box-shadow:0 4px 20px #7c3aed66}.landing-btn:hover{background:#6d28d9;transform:translateY(-2px);box-shadow:0 8px 30px #7c3aed80}.btn-arrow{font-size:22px;transition:transform .3s}.landing-btn:hover .btn-arrow{transform:translate(4px)}.landing-footer{color:#475569;margin-top:48px;font-size:13px}@keyframes quizCardIn{0%{opacity:0;transform:translateY(20px)scale(.97)}to{opacity:1;transform:translateY(0)scale(1)}}.quiz-card-animate{animation:.4s ease-out forwards quizCardIn}@media (width<=640px){.container{padding:12px 12px 40px}.header{padding:14px 16px}.header .brand{font-size:16px}.header .brand small{font-size:11px}.progress-section{padding:14px 16px}.modul-grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:10px}.modul-card{padding:12px 14px}.modul-card .title{font-size:13px}.grid-title{font-size:17px}.sim-card{padding:16px}.sim-card h2{font-size:17px}.interact{padding:10px 12px}.output{padding:10px 12px;font-size:12px}.explanation{padding:12px 14px;font-size:13px}}