:root{--primary:#00f0ff;--primary-dark:#9333ea;--secondary:#ec4899;--bg-color:#05050f;--text-light:#f8fafc;--text-muted:#94a3b8;--glass-bg:#140f2899;--glass-border:#9333ea66}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;overflow:clip scroll}body{background:var(--bg-color);color:var(--text-light);font-family:Fredoka,sans-serif;position:relative;overflow-x:clip}.reveal{opacity:0;transition:all .8s cubic-bezier(.16,1,.3,1);transform:translateY(40px)}.reveal.active{opacity:1;transform:translateY(0)}@media (width<=992px){.intro-section{grid-template-columns:1fr}.perspective-grid{grid-template-columns:repeat(2,1fr)}.mockup-window{transform:none}}.nav-bar{box-sizing:border-box;z-index:1000;pointer-events:none;justify-content:space-between;width:100%;padding:20px 40px;display:flex;position:fixed;top:0;left:0}.nav-btn{pointer-events:auto;border:1px solid var(--glass-border);color:var(--text-light);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f0a1ecc;border-radius:999px;align-items:center;gap:10px;padding:12px 24px;font-family:Fredoka,sans-serif;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex;box-shadow:0 4px 15px #9333ea33}.nav-btn:hover{border-color:var(--primary);color:var(--primary);background:#1e1432;transform:translate(-5px);box-shadow:0 8px 25px #9333ea66}.container{z-index:1;perspective:1500px;max-width:1200px;margin:0 auto;padding:0 24px 100px;position:relative}@media (width<=768px){.nav-bar{padding:15px 16px}.nav-btn{gap:6px;padding:8px 16px;font-size:.85rem}.container{padding:0 16px 60px}}@media (width<=480px){.container{padding:0 12px 40px}}.perspective-grid{transform-style:preserve-3d;grid-template-columns:repeat(3,1fr);gap:30px;display:grid}.persp-card{border:1px solid var(--glass-border);color:var(--text-light);transform-style:preserve-3d;background:0 0;border-top:1px solid #fff3;border-left:1px solid #fff3;border-radius:24px;flex-direction:column;padding:35px 25px;text-decoration:none;transition:all .6s cubic-bezier(.34,1.56,.64,1);display:flex;position:relative}.persp-card:before{content:"";background:var(--glass-bg);-webkit-backdrop-filter:blur(15px);z-index:-1;border-radius:24px;width:100%;height:100%;transition:all .6s;position:absolute;top:0;left:0}.persp-card:nth-child(odd){transform:rotateY(15deg)rotateX(10deg);box-shadow:-15px 20px 40px #0006,0 0 20px #9333ea1a}.persp-card:nth-child(2n){transform:rotateY(-15deg)rotateX(10deg);box-shadow:15px 20px 40px #0006,0 0 20px #9333ea1a}.persp-card:hover{border-color:var(--primary);z-index:10;transform:rotateY(0)rotateX(0)translateZ(40px)!important;box-shadow:0 40px 80px #0009,0 0 40px #00f0ff66!important}.persp-card:hover:before{background:#281941d9}.card-content.is-flipping{animation:5s forwards flipSequence}@keyframes flipSequence{0%{transform:translateZ(30px)rotateY(0)}15%{transform:translateZ(30px)rotateY(180deg)}85%{transform:translateZ(30px)rotateY(180deg)}to{transform:translateZ(30px)rotateY(0)}}.modal-overlay{-webkit-backdrop-filter:blur(10px);z-index:2000;opacity:0;pointer-events:none;background:#0a0514cc;justify-content:center;align-items:center;width:100%;height:100%;transition:opacity .4s;display:flex;position:fixed;top:0;left:0}.modal-content{border:1px solid var(--primary);text-align:center;background:#1e1432f2;border-radius:24px;width:90%;max-width:400px;padding:40px 30px;transition:transform .4s cubic-bezier(.34,1.56,.64,1);position:relative;transform:scale(.8)translateY(30px);box-shadow:0 0 40px #9333ea66,inset 0 0 20px #9333ea33}.modal-close{color:var(--text-muted);cursor:pointer;background:0 0;border:none;font-size:1.5rem;transition:color .3s;position:absolute;top:15px;right:20px}.modal-close:hover{color:#fff}.coffee-icon{color:#facc15;text-shadow:0 0 20px #facc1580;margin-bottom:20px;font-size:4rem;animation:3s ease-in-out infinite float-coffee}@keyframes float-coffee{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.modal-content h3{color:#fff;margin-bottom:15px;font-size:1.8rem}.modal-content p{color:var(--text-muted);line-height:1.6}.card-content{transform-style:preserve-3d;flex-direction:column;flex:1;align-items:flex-start;display:flex;position:relative;transform:translateZ(30px)}.card-content-normal,.card-code-preview{backface-visibility:hidden}.card-content-normal{flex-direction:column;flex:1;align-items:flex-start;width:100%;display:flex;transform:rotateY(0)}.card-code-preview{box-sizing:border-box;pointer-events:none;color:#00f0ff;background:#140f28f2;border:1px solid #00f0ff4d;border-radius:12px;flex-direction:column;justify-content:center;width:100%;height:100%;padding:15px;font-family:JetBrains Mono,monospace;font-size:.85rem;display:flex;position:absolute;top:0;left:0;overflow:hidden;transform:rotateY(180deg)}.card-code-preview pre{white-space:pre-wrap;word-break:break-all;margin:0;font-size:.75rem;line-height:1.4}.persp-card h3{margin-bottom:12px;font-size:1.6rem;font-weight:700}.persp-card p{color:var(--text-muted);flex:1;margin-bottom:25px;font-size:.95rem;line-height:1.6}.diff-badge{letter-spacing:1px;border-radius:999px;margin-bottom:15px;padding:4px 12px;font-family:JetBrains Mono,monospace;font-size:.75rem;font-weight:700}.diff-easy{color:#10b981;background:#10b98126;border:1px solid #10b98166;box-shadow:0 0 10px #10b98133}.diff-medium{color:#f59e0b;background:#f59e0b26;border:1px solid #f59e0b66;box-shadow:0 0 10px #f59e0b33}.diff-hard{color:#ef4444;background:#ef444426;border:1px solid #ef444466;box-shadow:0 0 10px #ef444433}.btn-start{background:linear-gradient(90deg, var(--primary-dark), var(--secondary));color:#fff;cursor:pointer;border:none;border-radius:999px;align-items:center;gap:8px;width:fit-content;padding:12px 24px;font-family:Fredoka,sans-serif;font-size:.95rem;font-weight:600;transition:all .3s;display:inline-flex;box-shadow:0 0 20px #9333ea80}.btn-disabled{color:var(--text-muted);box-shadow:none;background:#ffffff0d;border:1px solid #ffffff1a}.persp-card:hover .btn-start:not(.btn-disabled){background:linear-gradient(90deg, var(--secondary), var(--primary));transform:scale(1.05)translateZ(10px);box-shadow:0 0 40px #ec4899cc}.badge{vertical-align:middle;border-radius:10px;align-items:center;gap:4px;padding:2px 8px;font-size:.7rem;font-weight:600;display:inline-flex}.badge-premium{color:#fcd34d;background:#f59e0b33;border:1px solid #f59e0b80}.badge-diff{border:1px solid #0000;border-radius:12px;padding:4px 10px;font-size:.8rem;font-weight:600}.badge-diff.mudah{color:#10b981;background:#10b9811a;border-color:#10b9814d}.badge-diff.sedang{color:#f59e0b;background:#f59e0b1a;border-color:#f59e0b4d}.badge-diff.sulit{color:#ef4444;background:#ef44441a;border-color:#ef44444d}.table-container{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#0f0a1eb3;border:1px solid #ffffff0d;border-radius:16px;flex-direction:column;min-height:auto;display:flex;overflow:hidden}.data-table{border-collapse:collapse;width:100%}.data-table th{text-align:left;color:#64748b;letter-spacing:1px;background:#0003;padding:15px 20px;font-size:.85rem;font-weight:700}.data-table td{color:#e2e8f0;border-bottom:1px solid #ffffff0d;padding:12px 20px}.data-table tr{transition:background .2s}.data-table tbody tr:hover{background:#ffffff0d}.pagination{background:#0f0a1e80;border-top:1px solid #ffffff0d;justify-content:center;align-items:center;gap:15px;padding:20px 0;display:flex}.page-btn{color:#e2e8f0;cursor:pointer;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:8px;align-items:center;gap:8px;padding:8px 16px;font-family:inherit;font-weight:500;transition:all .2s;display:flex}.page-btn:hover:not(:disabled){color:#fff;background:#9333ea33;border-color:#c084fc}.page-btn:disabled{opacity:.4;cursor:not-allowed;background:0 0}.page-info{color:#94a3b8;font-size:.95rem;font-weight:500}.filter-select{background:#0f0a1ecc;border:1px solid #ffffff26;border-radius:8px;align-items:center;gap:10px;padding:10px 15px;transition:all .3s;display:flex}.filter-select:focus-within{border-color:#c084fc;box-shadow:0 0 0 3px #c084fc33}.filter-select i{color:#94a3b8}.filter-select select{appearance:none;color:#e2e8f0;cursor:pointer;background-color:#0000;background-image:url(data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%2394a3b8%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E);background-position:100%;background-repeat:no-repeat;background-size:10px;border:none;outline:none;width:100%;padding-right:20px;font-family:inherit;font-size:.95rem}.filter-select select option{color:#e2e8f0;background-color:#0f0a1e;padding:10px}.empty-state{text-align:center;color:#94a3b8;padding:40px;font-size:1.1rem}@media (width<=1024px){.perspective-grid{grid-template-columns:repeat(2,1fr);gap:20px}}@media (width<=768px){.perspective-grid{grid-template-columns:1fr;gap:15px}.persp-card:nth-child(odd),.persp-card:nth-child(2n){transform:none!important;box-shadow:0 10px 20px #0000004d!important}.persp-card{padding:25px 20px}.persp-card h3{font-size:1.3rem}.table-container{-webkit-overflow-scrolling:touch;overflow-x:auto}.data-table th,.data-table td{white-space:nowrap;padding:12px 14px;font-size:.85rem}.pagination{flex-wrap:wrap;gap:10px;padding:15px 0}.page-btn{padding:6px 12px;font-size:.85rem}.modal-content{max-width:90%;padding:30px 20px}}@media (width<=480px){.persp-card{padding:20px 15px}.data-table th,.data-table td{padding:10px;font-size:.8rem}.empty-state{padding:25px;font-size:.95rem}}.orb-3{background:var(--primary);width:30vw;height:30vw;top:40%;left:40%}#tech-particles{pointer-events:none;z-index:0;width:100%;height:100%;position:absolute;top:0;left:0}.tech-icon{color:#fff6;will-change:transform;filter:drop-shadow(0 0 10px #00f0ff66);position:absolute;top:0;left:0}@keyframes bounce-arrow{0%,20%,50%,80%,to{transform:translateY(0)}40%{transform:translateY(-5px)}60%{transform:translateY(-3px)}}.hero{text-align:center;max-width:900px;margin:0 auto;padding:140px 24px 80px}.hero h1{letter-spacing:-1px;text-shadow:0 10px 40px #9333ea66;margin-bottom:24px;font-size:5rem;line-height:1.1}.gradient-text{background:linear-gradient(135deg, var(--primary), var(--secondary));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.hero p{color:var(--text-muted);margin-bottom:40px;max-width:700px;margin-inline:auto;font-size:1.25rem;line-height:1.8}.hero-actions{justify-content:center;gap:20px;margin-top:30px;display:flex}.btn-gold{transition:all .4s;color:#facc15!important;background:linear-gradient(135deg,#facc1526,#d9770626)!important;border:1px solid #facc1599!important;box-shadow:0 0 20px #facc1533,inset 0 0 10px #facc151a!important}.btn-gold:hover{transform:translateY(-5px)scale(1.05);background:linear-gradient(135deg,#facc154d,#d977064d)!important;box-shadow:0 0 40px #facc1580,inset 0 0 15px #facc154d!important}.iso-leaderboard{transform-style:preserve-3d;background:#140f28b3;border:1px solid #ffffff1a;border-radius:24px;transition:transform .6s cubic-bezier(.34,1.56,.64,1),box-shadow .6s;transform:perspective(1200px)rotateX(20deg)rotateY(-10deg)translateZ(10px)scale(.95);box-shadow:-20px 40px 60px #0009,0 0 40px #9333ea4d}.iso-leaderboard:hover{transform:perspective(1200px)rotateX(0)rotateY(0)translateZ(30px)scale(1);box-shadow:0 40px 80px #000000b3,0 0 50px #9333ea80}.intro-section{grid-template-columns:1fr 1.2fr;align-items:center;gap:60px;margin-bottom:120px;padding:0 20px;display:grid}.badge-small{border:1px solid var(--primary-dark);color:var(--primary);text-transform:uppercase;letter-spacing:1px;background:#9333ea33;border-radius:999px;margin-bottom:20px;padding:6px 14px;font-size:.85rem;font-weight:700;display:inline-block}.intro-content h2{text-shadow:0 0 20px #9333ea4d;margin-bottom:20px;font-size:2.8rem;line-height:1.2}.intro-content p{color:var(--text-muted);margin-bottom:30px;font-size:1.1rem;line-height:1.7}.btn-learn-more{color:var(--primary);align-items:center;gap:10px;font-size:1.1rem;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex}.btn-learn-more:hover{text-shadow:0 0 10px #00f0ff80;gap:15px}.mockup-window{border:1px solid var(--glass-border);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);text-align:left;background:#0a0514b3;border-radius:20px;transition:transform .5s;overflow:hidden;transform:rotateY(-10deg)rotateX(5deg);box-shadow:0 30px 60px #00000080,0 0 30px #9333ea33}.mockup-window:hover{border-color:var(--primary);transform:rotateY(0)rotateX(0)translateY(-10px);box-shadow:0 40px 80px #0009,0 0 40px #00f0ff66}.mockup-header{background:#ffffff0d;border-bottom:1px solid #ffffff1a;gap:8px;padding:12px 20px;display:flex}.dot{border-radius:50%;width:12px;height:12px}.dot.red{background:#ef4444}.dot.yellow{background:#f59e0b}.dot.green{background:#10b981}.mockup-body{grid-template-columns:240px 1fr;height:380px;display:grid}.mockup-sidebar{background:#ffffff05;border-right:1px solid #ffffff1a;flex-direction:column;gap:20px;padding:20px;display:flex}.chat-msg{gap:12px;font-size:.85rem;display:flex}.chat-msg img{border-radius:50%;width:32px;height:32px}.chat-msg strong{color:var(--text-light);margin-bottom:4px;display:block}.chat-msg p{color:var(--text-muted);line-height:1.4}.mockup-editor{background:#08050d;padding:20px;font-family:JetBrains Mono,monospace;font-size:.9rem;line-height:1.7;position:relative;overflow:hidden}.mockup-editor .line-nums{color:#475569;text-align:right;-webkit-user-select:none;user-select:none;background:#ffffff08;width:40px;padding:20px 10px 20px 0;position:absolute;top:0;bottom:0;left:0}.mockup-editor .code-content{white-space:nowrap;padding-bottom:10px;padding-left:30px;overflow-x:auto}.mockup-editor .code-content::-webkit-scrollbar{height:6px}.mockup-editor .code-content::-webkit-scrollbar-track{background:0 0}.mockup-editor .code-content::-webkit-scrollbar-thumb{background:#9333ea80;border-radius:4px}.mockup-editor .keyword{color:#ec4899}.mockup-editor .func{color:#00f0ff}.mockup-editor .comment{color:#10b981}.mockup-editor .type{color:#f59e0b}.mockup-editor .num{color:#9333ea}.mockup-editor .str{color:#facc15}.section-header{text-align:center;margin-bottom:60px}.section-header h2{text-shadow:0 5px 20px #9333ea4d;margin-bottom:15px;font-size:3rem}.leaderboard-container{-webkit-backdrop-filter:blur(20px);border:1px solid var(--glass-border);background:#140f28b3;border-top:1px solid #fff3;border-radius:24px;margin-top:50px;padding:40px;box-shadow:0 20px 50px #00000080,inset 0 0 0 1px #9333ea33}.leaderboard-table{border-collapse:separate;border-spacing:0 12px;width:100%}.leaderboard-table th{text-align:left;color:var(--text-muted);text-transform:uppercase;letter-spacing:2px;padding:10px 15px;font-size:.85rem}.leaderboard-row{background:#ffffff08;transition:all .3s}.leaderboard-row:hover{background:#9333ea26;transform:scale(1.02);box-shadow:0 0 20px #9333ea4d}.leaderboard-row td{color:var(--text-light);border-top:1px solid #ffffff0d;border-bottom:1px solid #ffffff0d;padding:15px}.leaderboard-row td:first-child{color:var(--primary);border-left:1px solid #ffffff0d;border-top-left-radius:12px;border-bottom-left-radius:12px;font-weight:700}.leaderboard-row td:last-child{border-right:1px solid #ffffff0d;border-top-right-radius:12px;border-bottom-right-radius:12px}.rank-1{text-shadow:0 0 10px #facc1580;color:#facc15!important}.rank-2{text-shadow:0 0 10px #cbd5e180;color:#cbd5e1!important}.rank-3{text-shadow:0 0 10px #b4530980;color:#b45309!important}.school-badge{color:var(--primary);background:#00f0ff1a;border:1px solid #00f0ff4d;border-radius:20px;padding:4px 12px;font-size:.8rem;display:inline-block}@media (width<=768px){.perspective-grid{grid-template-columns:1fr}.persp-card:nth-child(odd),.persp-card:nth-child(2n){transform:rotateY(0)rotateX(10deg)!important}.mockup-body{grid-template-columns:1fr;height:auto}.mockup-sidebar{border-bottom:1px solid #ffffff1a;border-right:none}.hero-actions{flex-direction:column}}:root{--primary:#00f0ff;--primary-dark:#9333ea;--secondary:#ec4899;--bg-body:#05050f;--bg-card:#140f28b3;--bg-editor:#0d0914;--text-main:#f8fafc;--text-sub:#94a3b8;--border-light:1px solid #9333ea66;--shadow-subtle:0 15px 30px #0000004d;--radius-lg:24px;--radius-sm:8px}.workspace-view{flex-direction:column;height:100vh;display:flex;position:relative;overflow:hidden}.fixed-bg{z-index:-1;background:var(--bg-body);width:100vw;height:100vh;position:fixed;top:0;left:0;overflow:hidden}.orb{filter:blur(140px);opacity:.3;border-radius:50%;transition:transform .8s cubic-bezier(.1,.8,.1,1);position:absolute}.orb-1{background:var(--primary-dark);width:50vw;height:50vw;top:-20%;left:-10%}.orb-2{background:var(--secondary);width:40vw;height:40vw;bottom:-10%;right:-10%}.grid-bg{transform-origin:50%;background-image:linear-gradient(90deg,#9333ea1a 1px,#0000 1px),linear-gradient(#9333ea1a 1px,#0000 1px);background-size:50px 50px;width:200%;height:200%;position:absolute;top:-50%;left:-50%;transform:rotateX(60deg)rotate(25deg)}.top-bar{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-bottom:var(--border-light);z-index:10;background:#0a051499;flex-shrink:0;justify-content:space-between;align-items:center;padding:16px 24px;display:flex}.nav-btn{border:1px solid var(--border-light);color:var(--text-main);background:#0f0a1ecc;border-radius:999px;align-items:center;gap:10px;padding:10px 20px;font-weight:600;text-decoration:none;transition:all .3s;display:inline-flex;box-shadow:0 4px 15px #9333ea33}.nav-btn:hover{border-color:var(--primary);color:var(--primary);background:#1e1432;transform:translate(-5px)}.problem-info{text-shadow:0 0 10px #00f0ff80;align-items:center;gap:12px;font-size:1.1rem;font-weight:600;display:flex}.badge{background:linear-gradient(135deg, var(--primary-dark), var(--secondary));color:#fff;text-transform:uppercase;border-radius:99px;padding:4px 10px;font-size:.7rem;font-weight:700;box-shadow:0 0 10px #ec489980}.btn{cursor:pointer;border:none;border-radius:999px;padding:8px 16px;font-family:Fredoka,sans-serif;font-size:.9rem;font-weight:600;text-decoration:none;transition:all .3s}.btn-outline{color:var(--text-main);background:#ffffff1a;border:1px solid #fff3}.btn-outline:hover{background:#fff3;transform:translateY(-2px)}.btn-primary{background:linear-gradient(90deg, var(--primary-dark), var(--secondary));color:#fff;box-shadow:0 4px 15px #9333ea66}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ec489999}.workspace{z-index:10;flex:1;gap:16px;min-height:0;padding:16px;display:flex}.panel{background:var(--bg-card);border-radius:var(--radius-lg);border:var(--border-light);box-shadow:var(--shadow-subtle);-webkit-backdrop-filter:blur(25px);backdrop-filter:blur(25px);border-top:1px solid #ffffff26;border-left:1px solid #ffffff26;flex-direction:column;min-height:0;display:flex}.panel-left{flex:1;min-width:300px;max-width:45%}.panel-right{min-height:0;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;background:0 0;border:none;flex-direction:column;flex:1.2;gap:16px;display:flex}.panel-editor{background:var(--bg-card);border-radius:var(--radius-lg);border:var(--border-light);min-height:0;box-shadow:var(--shadow-subtle);border-top:1px solid #ffffff26;border-left:1px solid #ffffff26;flex-direction:column;flex:2;display:flex}.panel-console{background:var(--bg-card);border-radius:var(--radius-lg);border:var(--border-light);min-height:0;box-shadow:var(--shadow-subtle);border-top:1px solid #ffffff26;border-left:1px solid #ffffff26;flex-direction:column;flex:1;display:flex}.panel-header{border-bottom:var(--border-light);border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:#0003;flex-shrink:0;justify-content:space-between;align-items:center;padding:12px 20px;display:flex}.panel-title{color:var(--primary);align-items:center;gap:8px;font-size:.95rem;font-weight:600;display:flex}.tabs{gap:16px;display:flex}.tab{color:var(--text-sub);cursor:pointer;padding:6px 0;font-size:.9rem;position:relative}.tab.active{color:var(--primary);text-shadow:0 0 10px #00f0ff4d;font-weight:600}.tab.active:after{content:"";background:var(--primary);width:100%;height:2px;box-shadow:0 0 8px var(--primary);position:absolute;bottom:-1px;left:0}.panel-content{flex:1;padding:24px;overflow-y:auto}.panel-content::-webkit-scrollbar{width:6px}.panel-content::-webkit-scrollbar-track{background:0 0}.panel-content::-webkit-scrollbar-thumb{background:#9333ea80;border-radius:4px}.problem-title{color:var(--text-main);margin-bottom:8px;font-size:1.6rem;font-weight:700}.diff-easy{color:#10b981;background:#10b98126;border:1px solid #10b9814d;border-radius:6px;margin-bottom:20px;padding:4px 10px;font-size:.8rem;font-weight:700;display:inline-block;box-shadow:0 0 10px #10b98133}.prose{color:var(--text-sub);font-size:.95rem;line-height:1.6}.prose h3{color:var(--text-main);margin:20px 0 10px;font-size:1.1rem}.prose p{margin-bottom:12px}.prose code{color:var(--primary);background:#ffffff1a;border-radius:4px;padding:2px 6px;font-family:JetBrains Mono,monospace}.example-box{border:var(--border-light);border-radius:var(--radius-sm);color:#cbd5e1;border-left:3px solid var(--primary-dark);background:#0000004d;margin-bottom:12px;padding:12px;font-family:JetBrains Mono,monospace;font-size:.85rem}.editor-container{flex-direction:column;flex:1;min-height:0;display:flex}.editor-toolbar{border-bottom:var(--border-light);background:#0000004d;flex-shrink:0;justify-content:space-between;padding:8px 16px;display:flex}.lang-select{border:var(--border-light);color:var(--text-main);background:#0f172a;border-radius:6px;outline:none;padding:4px 8px;font-family:JetBrains Mono,monospace;font-size:.8rem}.code-editor{resize:none;background:var(--bg-editor);color:#cbd5e1;border:none;outline:none;flex:1;padding:16px;font-family:JetBrains Mono,monospace;font-size:.95rem;line-height:1.5;overflow-y:auto}.code-editor::-webkit-scrollbar{width:6px}.code-editor::-webkit-scrollbar-thumb{background:#9333ea80;border-radius:4px}.console-output{color:var(--text-sub);flex:1;justify-content:center;align-items:center;padding:16px;font-family:JetBrains Mono,monospace;font-size:.85rem;display:flex;overflow-y:auto}.action-bar{border-top:var(--border-light);background:#0003;flex-shrink:0;justify-content:flex-end;align-items:center;gap:12px;padding:12px 20px;display:flex}.submission-card{border:var(--border-light);border-radius:var(--radius-sm);background:#0000004d;justify-content:space-between;align-items:center;margin-bottom:12px;padding:12px 16px;display:flex}.sub-status-success{color:#10b981;font-size:1.1rem;font-weight:600}.sub-status-fail{color:#ef4444;font-size:1.1rem;font-weight:600}.sub-time{color:var(--text-sub);font-size:.85rem}.diff-medium{color:#eab308;background:#eab30826;border:1px solid #eab3084d;border-radius:6px;margin-bottom:20px;padding:4px 10px;font-size:.8rem;font-weight:700;display:inline-block;box-shadow:0 0 10px #eab30833}.diff-hard{color:#ef4444;background:#ef444426;border:1px solid #ef44444d;border-radius:6px;margin-bottom:20px;padding:4px 10px;font-size:.8rem;font-weight:700;display:inline-block;box-shadow:0 0 10px #ef444433}.token-badge{background:#0000004d;border:1px solid #ffffff1a;border-radius:99px;align-items:center;gap:6px;margin-right:auto;padding:6px 12px;font-size:.85rem;font-weight:600;display:flex}.modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;opacity:0;pointer-events:none;background:#000c;justify-content:center;align-items:center;width:100vw;height:100vh;transition:all .4s;display:flex;position:fixed;top:0;left:0}.modal-overlay.active{opacity:1;pointer-events:all}.modal-content{text-align:center;background:#140f28e6;border:1px solid #9333ea80;border-radius:24px;width:90%;max-width:400px;padding:40px;transition:all .4s;position:relative;transform:translateY(20px);box-shadow:0 20px 40px #00000080,0 0 30px #9333ea33}.modal-overlay.active .modal-content{transform:translateY(0)}.modal-icon{margin-bottom:20px;font-size:4rem}.modal-success-icon{color:#10b981;text-shadow:0 0 20px #10b98180}.modal-fail-icon{color:#ef4444;text-shadow:0 0 20px #ef444480}.modal-close{color:#fff;cursor:pointer;opacity:.6;background:0 0;border:none;font-size:1.2rem;position:absolute;top:15px;right:15px}.modal-close:hover{opacity:1}@media (width<=1024px){.hero{padding:100px 24px 60px}.hero h1{font-size:3.5rem}.section-header h2{font-size:2.2rem}.intro-section{text-align:center;grid-template-columns:1fr}.intro-content h2{font-size:2.2rem}.leaderboard-container{padding:25px}.workspace{flex-direction:column}.panel-left{max-width:100%;min-width:unset}}@media (width<=768px){.hero{padding:80px 16px 50px}.hero h1{font-size:2.5rem}.hero p{font-size:1rem}.section-header h2{font-size:1.8rem}.intro-section{text-align:center;grid-template-columns:1fr;gap:40px;margin-bottom:60px;padding:0 10px}.intro-content h2{font-size:1.8rem}.intro-content p{font-size:1rem}.leaderboard-container{border-radius:16px;margin-top:30px;padding:15px}.leaderboard-table th{letter-spacing:1px;padding:8px 10px;font-size:.75rem}.leaderboard-row td{padding:10px;font-size:.9rem}.school-badge{padding:3px 8px;font-size:.7rem}.top-bar{flex-wrap:wrap;gap:10px;padding:12px 16px}.workspace{gap:10px;padding:10px}.panel-left{max-width:100%;min-width:unset}.mockup-body{grid-template-columns:1fr;height:auto}.mockup-sidebar{border-bottom:1px solid #ffffff1a;border-right:none}}@media (width<=480px){.hero h1{font-size:2rem}.hero p{margin-bottom:25px;font-size:.9rem}.hero-actions{flex-direction:column;align-items:center;gap:12px}.hero-actions .btn-start{justify-content:center;width:100%}.section-header h2,.intro-content h2{font-size:1.5rem}.mockup-body{grid-template-columns:1fr}.leaderboard-container{padding:10px}}.app-footer[data-v-efaeebb3]{text-align:center;color:#64748b;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#0f0a1e80;border-top:1px solid #ffffff0d;width:100%;margin-top:60px;padding:40px 20px;font-size:.95rem}.app-toast[data-v-8fc43901]{z-index:99999;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:#fff;pointer-events:none;background:#0f0a1ff2;border:1px solid #ffffff1a;border-radius:50px;justify-content:center;align-items:center;gap:12px;min-width:300px;padding:12px 24px;font-weight:500;display:flex;position:fixed;top:2rem;left:50%;transform:translate(-50%);box-shadow:0 10px 30px #00000080}.toast-error[data-v-8fc43901],.toast-danger[data-v-8fc43901]{border-color:#ef444480}.toast-error .toast-icon[data-v-8fc43901],.toast-danger .toast-icon[data-v-8fc43901]{color:#ef4444}.toast-warning[data-v-8fc43901]{border-color:#f59e0b80}.toast-warning .toast-icon[data-v-8fc43901]{color:#f59e0b}.toast-success[data-v-8fc43901]{border-color:#10b98180}.toast-success .toast-icon[data-v-8fc43901]{color:#10b981}.toast-info[data-v-8fc43901]{border-color:#3b82f680}.toast-info .toast-icon[data-v-8fc43901]{color:#3b82f6}.app-toast-enter-active[data-v-8fc43901],.app-toast-leave-active[data-v-8fc43901]{transition:all .3s cubic-bezier(.34,1.56,.64,1)}.app-toast-enter-from[data-v-8fc43901],.app-toast-leave-to[data-v-8fc43901]{opacity:0;transform:translate(-50%,-20px)}.confirm-modal-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:9999;opacity:1;pointer-events:auto;background:#000000b3;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}.confirm-modal-content{background:#0f0a1ef2;border:1px solid #ffffff1a;border-top-color:#fff3;border-radius:20px;width:90%;max-width:400px;padding:30px;box-shadow:0 25px 50px #00000080}.confirm-modal-enter-active{transition:opacity .3s}.confirm-modal-enter-active .confirm-modal-content{animation:.3s cubic-bezier(.16,1,.3,1) confirmSlideUp}.confirm-modal-enter-from{opacity:0}.confirm-modal-leave-active{transition:opacity .2s}.confirm-modal-leave-active .confirm-modal-content{animation:.2s forwards confirmSlideDown}.confirm-modal-leave-to{opacity:0}@keyframes confirmSlideUp{0%{opacity:0;transform:translateY(20px)scale(.95)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes confirmSlideDown{0%{opacity:1;transform:translateY(0)scale(1)}to{opacity:0;transform:translateY(20px)scale(.95)}}.confirm-modal-header{text-align:center;flex-direction:column;align-items:center;margin-bottom:20px;display:flex}.confirm-icon-wrapper{border-radius:50%;justify-content:center;align-items:center;width:60px;height:60px;margin-bottom:15px;font-size:2rem;display:flex}.confirm-icon-wrapper.danger{color:#ef4444;background:#ef444426;border:1px solid #ef44444d}.confirm-icon-wrapper.warning{color:#f59e0b;background:#f59e0b26;border:1px solid #f59e0b4d}.confirm-icon-wrapper.info{color:#00f0ff;background:#00f0ff26;border:1px solid #00f0ff4d}.confirm-modal-title{color:#fff;font-size:1.5rem;font-weight:700}.confirm-modal-body{text-align:center;color:#94a3b8;margin-bottom:30px;font-size:1.05rem;line-height:1.6}.confirm-modal-footer{gap:15px;display:flex}.confirm-modal-footer button{cursor:pointer;border-radius:12px;flex:1;padding:12px;font-size:1rem;font-weight:700;transition:all .2s}.confirm-btn-cancel{color:#cbd5e1;background:#ffffff0d;border:1px solid #ffffff1a}.confirm-btn-cancel:hover{color:#fff;background:#ffffff1a}.confirm-btn-confirm{color:#fff;border:none}.confirm-btn-confirm.danger{background:linear-gradient(135deg,#ef4444,#dc2626);box-shadow:0 4px 15px #ef44444d}.confirm-btn-confirm.warning{background:linear-gradient(135deg,#f59e0b,#d97706);box-shadow:0 4px 15px #f59e0b4d}.confirm-btn-confirm.info{color:#05050f;background:linear-gradient(135deg,#00f0ff,#0ea5e9);box-shadow:0 4px 15px #00f0ff4d}.confirm-btn-confirm:hover{filter:brightness(1.1);transform:translateY(-2px)}.navbar[data-v-df41cbdd]{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:9999;background:#0f0a1ecc;border-bottom:1px solid #ffffff0d;justify-content:space-between;align-items:center;padding:15px 40px;display:flex;position:sticky;top:0}.logo[data-v-df41cbdd]{align-items:center;gap:10px;font-size:1.5rem;font-weight:700;display:flex}.text-primary[data-v-df41cbdd]{color:var(--primary)}.text-secondary[data-v-df41cbdd]{color:var(--secondary)}.text-warning[data-v-df41cbdd]{color:#f59e0b}.hamburger[data-v-df41cbdd]{color:#fff;cursor:pointer;z-index:201;background:0 0;border:none;padding:8px;font-size:1.5rem;display:none}.mobile-overlay[data-v-df41cbdd]{display:none}.nav-drawer[data-v-df41cbdd]{display:contents}.nav-center[data-v-df41cbdd]{gap:30px;display:flex}.nav-link[data-v-df41cbdd]{color:#94a3b8;padding:5px 0;font-weight:500;text-decoration:none;transition:color .3s;position:relative}.nav-link[data-v-df41cbdd]:hover,.nav-link.active[data-v-df41cbdd]{color:#fff}.nav-link.active[data-v-df41cbdd]:after{content:"";background:linear-gradient(90deg, var(--primary), var(--secondary));border-radius:2px;width:100%;height:2px;position:absolute;bottom:-5px;left:0}.nav-right[data-v-df41cbdd]{align-items:center;gap:15px;display:flex}.credits-indicator[data-v-df41cbdd]{color:#fcd34d;background:#f59e0b1a;border:1px solid #f59e0b4d;border-radius:20px;align-items:center;gap:8px;padding:5px 12px;font-weight:600;display:flex}.premium-badge[data-v-df41cbdd]{color:#fff;background:linear-gradient(135deg,#d97706,#f59e0b);border-radius:20px;align-items:center;gap:6px;padding:5px 12px;font-size:.9rem;font-weight:700;display:flex;box-shadow:0 0 10px #f59e0b66}.icon-btn[data-v-df41cbdd],.btn-logout[data-v-df41cbdd]{color:#94a3b8;cursor:pointer;background:0 0;border:none;font-size:1.2rem;transition:color .3s}.icon-btn[data-v-df41cbdd]:hover,.btn-logout[data-v-df41cbdd]:hover{color:#fff}.user-profile-btn[data-v-df41cbdd]{color:#fff;background:#ffffff0d;border:1px solid #ffffff1a;border-radius:30px;align-items:center;gap:10px;padding:5px 15px 5px 5px;text-decoration:none;transition:all .3s;display:flex}.user-profile-btn[data-v-df41cbdd]:hover{background:#ffffff1a}.avatar-sm[data-v-df41cbdd]{background:#333;border-radius:50%;width:32px;height:32px}.btn-login[data-v-df41cbdd]{color:#fff;cursor:pointer;background:0 0;border:none;padding:8px 15px;font-weight:600}.btn-register[data-v-df41cbdd]{background:linear-gradient(135deg, var(--primary), var(--secondary));color:#fff;cursor:pointer;border:none;border-radius:8px;padding:8px 20px;font-weight:600;transition:transform .2s;box-shadow:0 4px 15px #9333ea4d}.btn-register[data-v-df41cbdd]:hover{transform:translateY(-2px)}@media (width<=1024px){.navbar[data-v-df41cbdd]{padding:12px 24px}.nav-center[data-v-df41cbdd]{gap:18px}.nav-link[data-v-df41cbdd]{font-size:.9rem}.user-name[data-v-df41cbdd]{display:none}.user-profile-btn[data-v-df41cbdd]{padding:4px}}@media (width<=768px){.hamburger[data-v-df41cbdd]{display:block}.mobile-overlay[data-v-df41cbdd]{z-index:199;opacity:0;pointer-events:none;background:#0009;width:100%;height:100%;transition:opacity .3s;display:block;position:fixed;top:0;left:0}.mobile-overlay.open[data-v-df41cbdd]{opacity:1;pointer-events:auto}.nav-drawer[data-v-df41cbdd]{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);z-index:200;background:#0f0a1efa;border-left:1px solid #ffffff1a;flex-direction:column;gap:30px;width:280px;height:100vh;padding:80px 24px 24px;transition:right .3s cubic-bezier(.16,1,.3,1);display:flex;position:fixed;top:0;right:-300px;overflow-y:auto}.nav-drawer.open[data-v-df41cbdd]{right:0}.nav-center[data-v-df41cbdd]{flex-direction:column;gap:0}.nav-link[data-v-df41cbdd]{border-radius:10px;padding:14px 16px;font-size:1.05rem;transition:background .2s,color .2s}.nav-link[data-v-df41cbdd]:hover,.nav-link.active[data-v-df41cbdd]{background:#ffffff0d}.nav-link.active[data-v-df41cbdd]:after{display:none}.nav-right[data-v-df41cbdd]{border-top:1px solid #ffffff1a;flex-direction:column;align-items:stretch;gap:12px;padding-top:20px}.user-profile-btn[data-v-df41cbdd]{justify-content:flex-start}.user-name[data-v-df41cbdd]{display:inline}.btn-login[data-v-df41cbdd],.btn-register[data-v-df41cbdd]{text-align:center;width:100%;padding:12px}}.btn-hero[data-v-2c1f87e3]{padding:16px 36px;font-size:1.15rem;text-decoration:none;box-shadow:0 0 30px #9333ea99}.btn-gold.btn-hero[data-v-2c1f87e3]{background:#ffffff0d;border:1px solid #fff3;box-shadow:0 0 30px #9333ea4d}.bounce-icon[data-v-2c1f87e3]{margin-left:5px;animation:2s infinite bounce-arrow}.trophy-icon[data-v-2c1f87e3]{color:#facc15;margin-left:8px}.icon-right[data-v-2c1f87e3]{margin-left:5px}.welcome-row[data-v-2c1f87e3]{justify-content:center;align-items:center;gap:20px;margin-bottom:20px;display:flex}.welcome-avatar[data-v-2c1f87e3]{border:2px solid var(--primary);border-radius:50%;width:80px;height:80px}.welcome-text[data-v-2c1f87e3]{text-align:left}.welcome-heading[data-v-2c1f87e3]{margin-bottom:5px;font-size:2.5rem}.welcome-sub[data-v-2c1f87e3]{color:#94a3b8;margin:0;font-size:1.1rem}.hero-actions-logged[data-v-2c1f87e3]{margin-top:30px}@media (width<=768px){.welcome-row[data-v-2c1f87e3]{text-align:center;flex-direction:column}.welcome-text[data-v-2c1f87e3]{text-align:center}.welcome-heading[data-v-2c1f87e3]{font-size:1.8rem}.welcome-avatar[data-v-2c1f87e3]{width:60px;height:60px}.btn-hero[data-v-2c1f87e3]{padding:12px 24px;font-size:1rem}.hero-actions-logged[data-v-2c1f87e3]{flex-direction:column;align-items:center;gap:12px}.hero-actions-logged .btn-start[data-v-2c1f87e3]{justify-content:center;width:100%}}@media (width<=480px){.welcome-heading[data-v-2c1f87e3]{font-size:1.5rem}.btn-hero[data-v-2c1f87e3]{padding:10px 20px;font-size:.9rem}}.learning-path-card[data-v-1aad4420]{width:100%;max-width:100%;margin-bottom:10vh;transition:transform .3s;position:sticky}.learning-path-card[data-v-1aad4420]:last-child{margin-bottom:0}.card-inner[data-v-1aad4420]{background:var(--glass-bg,#0f0a1ed9);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid #ffffff14;border-top-color:#ffffff26;border-radius:32px;grid-template-columns:1fr 1fr;align-items:center;gap:60px;padding:56px;display:grid;box-shadow:0 30px 60px -15px #0009}.card-content-left[data-v-1aad4420]{flex-direction:column;display:flex}.card-header[data-v-1aad4420]{align-items:center;gap:16px;margin-bottom:24px;display:flex}.icon-wrapper[data-v-1aad4420]{border-radius:16px;justify-content:center;align-items:center;width:56px;height:56px;font-size:1.8rem;display:flex}.path-title[data-v-1aad4420]{text-transform:uppercase;letter-spacing:2px;font-size:1.2rem;font-weight:800}.headline[data-v-1aad4420]{color:var(--text-light,#f8fafc);letter-spacing:-.02em;margin-bottom:20px;font-size:3rem;font-weight:800;line-height:1.2}.description[data-v-1aad4420]{color:var(--text-muted,#94a3b8);max-width:90%;margin-bottom:40px;font-size:1.15rem;line-height:1.7}.btn-start[data-v-1aad4420]{color:#05050f;border-radius:50px;justify-content:center;align-items:center;gap:12px;width:fit-content;padding:16px 40px;font-size:1.15rem;font-weight:800;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);display:inline-flex}.btn-icon[data-v-1aad4420]{font-size:1rem;transition:transform .3s}.btn-start[data-v-1aad4420]:hover{filter:brightness(1.15);transform:translateY(-3px);box-shadow:0 10px 30px #ffffff26!important}.btn-start:hover .btn-icon[data-v-1aad4420]{transform:translate(4px)}.card-content-right[data-v-1aad4420]{justify-content:center;display:flex}.features-panel[data-v-1aad4420]{background:#0003;border:1px solid #ffffff08;border-radius:24px;width:100%;padding:40px}.features-title[data-v-1aad4420]{color:#fff;margin-bottom:24px;font-size:1.3rem;font-weight:700}.features[data-v-1aad4420]{flex-direction:column;gap:24px;margin:0;padding:0;list-style:none;display:flex}.features li[data-v-1aad4420]{align-items:flex-start;gap:16px;display:flex}.feature-icon[data-v-1aad4420]{border-radius:14px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.4rem;display:flex}.feature-text[data-v-1aad4420]{flex-direction:column;gap:4px;display:flex}.feature-text strong[data-v-1aad4420]{color:#fff;font-size:1.15rem;font-weight:700}.feature-text span[data-v-1aad4420]{color:var(--text-muted,#94a3b8);font-size:.95rem;line-height:1.5}@media (width<=1024px){.card-inner[data-v-1aad4420]{grid-template-columns:1fr;gap:40px;padding:40px}.learning-path-card[data-v-1aad4420]{margin-bottom:12vh}}@media (width<=768px){.card-inner[data-v-1aad4420]{border-radius:20px;padding:32px 24px}.learning-path-card[data-v-1aad4420]{margin-bottom:15vh}.headline[data-v-1aad4420]{font-size:2.2rem}.features-panel[data-v-1aad4420]{padding:24px}}.btn-spinner[data-v-1aad4420]{border:2px solid #0003;border-top-color:#05050f;border-radius:50%;width:16px;height:16px;margin-left:4px;animation:1s linear infinite spin-1aad4420}@keyframes spin-1aad4420{to{transform:rotate(360deg)}}.learning-path-stack[data-v-19a62cba]{padding:60px 0 100px}.stack-header[data-v-19a62cba]{text-align:center;max-width:700px;margin:0 auto 60px}.section-title[data-v-19a62cba]{background:linear-gradient(135deg,#fff,#94a3b8);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;margin-bottom:20px;font-size:3rem;font-weight:800}.section-subtitle[data-v-19a62cba]{color:var(--text-muted,#94a3b8);font-size:1.15rem;line-height:1.6}.stack-container[data-v-19a62cba]{min-height:auto;padding-bottom:0;display:block;position:relative}@media (width<=768px){.section-title[data-v-19a62cba]{font-size:2.2rem}}.app-layout{flex-direction:column;min-height:100vh;display:flex}.app-layout.workspace-mode{height:100vh;overflow:hidden}.app-content{flex:1}.global-loading-overlay{background:var(--glass-bg,#0f0a1ed9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:9999;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.loader-content{flex-direction:column;align-items:center;gap:20px;display:flex}.loader-content p{color:#fff;letter-spacing:1px;font-weight:600}.spinner-large{border:4px solid #ffffff1a;border-left-color:#00f0ff;border-radius:50%;width:48px;height:48px;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}