:root{--vk-bg: #FFFFFF;--vk-text: #0B1A2E;--vk-text-muted: #64748B;--vk-border: #E2E8F0;--vk-surface: #F8FAFC;--vk-surface-2: #F1F5F9;--cat-primary: #0A66C2;--cat-secondary: #084E96;--cat-primary-light: #E3F0FC;--color-success: #18C96A;--color-success-light: #D1FAE5;--color-error: #DC2626;--color-error-light: #FEE2E2;--color-warn: #D97706;--color-warn-light: #FEF3C7;--stage: #0B1220;--stage-text: #E8EEF7;--stage-card: #111C2E;--font-sans: "Nunito", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "JetBrains Mono", ui-monospace, "Courier New", monospace;--radius: 12px;--radius-sm: 8px;--side-w: 360px;--top-h: 3.25rem;color-scheme:light dark}[data-category=programacion]{--cat-primary: #0A66C2;--cat-secondary: #084E96;--cat-primary-light: #E3F0FC}[data-category=desarrollo-web]{--cat-primary: #0891B2;--cat-secondary: #0E7490;--cat-primary-light: #CFFAFE}[data-category=videojuegos]{--cat-primary: #7C3AED;--cat-secondary: #5B21B6;--cat-primary-light: #EDE9FE}[data-category=ciberseguridad]{--cat-primary: #DC2626;--cat-secondary: #991B1B;--cat-primary-light: #FEE2E2}[data-category=inteligencia-artificial]{--cat-primary: #4F46E5;--cat-secondary: #3730A3;--cat-primary-light: #E0E7FF}[data-category=bases-de-datos]{--cat-primary: #C2410C;--cat-secondary: #9A3412;--cat-primary-light: #FFEDD5}[data-category=sistemas-devops]{--cat-primary: #0F766E;--cat-secondary: #115E59;--cat-primary-light: #CCFBF1}[data-category=diseno-ux]{--cat-primary: #DB2777;--cat-secondary: #9D174D;--cat-primary-light: #FCE7F3}[data-category=redes-infra]{--cat-primary: #0369A1;--cat-secondary: #075985;--cat-primary-light: #DBEAFE}[data-category=desarrollo-personal]{--cat-primary: #B45309;--cat-secondary: #92400E;--cat-primary-light: #FEF3C7}[data-category=office-productividad]{--cat-primary: #047857;--cat-secondary: #065F46;--cat-primary-light: #D1FAE5}[data-category=emprendimiento-tech]{--cat-primary: #9333EA;--cat-secondary: #6B21A8;--cat-primary-light: #F3E8FF}[data-category=guias]{--cat-primary: #475569;--cat-secondary: #334155;--cat-primary-light: #E2E8F0}@media(prefers-color-scheme:dark){:root{--vk-bg: #0B1220;--vk-text: #E8EEF7;--vk-text-muted: #94A3B8;--vk-border: #1E293B;--vk-surface: #111C2E;--vk-surface-2: #16233A;--cat-primary-light: #1B1F3A;--color-success-light: #0C2B1C;--color-error-light: #331416;--color-warn-light: #33260C;--stage: #060B14;--stage-card: #0F1A2B}}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--stage);color:var(--vk-text);font:15px/1.55 var(--font-sans);-webkit-font-smoothing:antialiased}code{font-family:var(--font-mono);font-size:.86em;background:var(--vk-surface-2);border:1px solid var(--vk-border);border-radius:6px;padding:.05em .35em;overflow-wrap:anywhere}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.center{text-align:center}.note{color:var(--vk-text-muted);font-size:.86rem;margin:.5rem 0 0}.lab{display:grid;grid-template-rows:auto minmax(0,1fr);grid-template-columns:minmax(0,1fr);height:100vh;height:100dvh}.top{grid-column:1 / -1;display:flex;align-items:center;gap:.75rem;min-height:var(--top-h);padding:.4rem 1rem;background:var(--vk-bg);border-bottom:1px solid var(--vk-border);min-width:0}.crumb{margin:0;display:flex;gap:.6rem;align-items:baseline;min-width:0;flex:1}.crumb strong{color:var(--cat-primary);white-space:nowrap}.crumb span{color:var(--vk-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chip{margin:0;padding:.2rem .7rem;border-radius:999px;background:var(--cat-primary-light);color:var(--cat-primary);font-weight:700;font-size:.82rem;white-space:nowrap}.side{display:none;background:var(--vk-bg);border-right:1px solid var(--vk-border);overflow-y:auto;min-height:0}.side-inner{padding:1.25rem 1.25rem 2rem}.stage{position:relative;min-width:0;min-height:0;background:var(--stage);color:var(--stage-text);overflow:hidden}.stage:fullscreen{background:#000}@media(min-width:900px){.lab.side-open{grid-template-columns:var(--side-w) minmax(0,1fr)}.lab.side-open .side{display:block}}@media(max-width:899px){.lab{grid-template-rows:auto minmax(0,1fr)}.lab.side-open .side{display:block;position:fixed;inset:var(--top-h) 0 0 0;z-index:20;box-shadow:0 12px 30px #00000059}.top{padding:.4rem 16px;gap:.5rem}.crumb{display:none}.chip{margin-left:auto}.top .fs{display:none}}.kicker{margin:0 0 .25rem;color:var(--cat-primary);font-weight:800;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase}.task-title{margin:0 0 .6rem;font-size:1.35rem;line-height:1.25}.brief{margin:0 0 1rem}.section{margin:1.25rem 0 .6rem;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--vk-text-muted)}.steps{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}.steps li{display:grid;grid-template-columns:1.7rem minmax(0,1fr);gap:.55rem;align-items:start}.step-n{width:1.7rem;height:1.7rem;border-radius:50%;display:grid;place-items:center;background:var(--cat-primary-light);color:var(--cat-primary);font-weight:800;font-size:.82rem}.step-text{min-width:0}.file{display:block;margin-top:.15rem;font:.76rem var(--font-mono);color:var(--vk-text-muted)}.meter{height:6px;border-radius:99px;background:var(--vk-surface-2);overflow:hidden;margin-bottom:.6rem}.meter span{display:block;height:100%;background:var(--color-success);transition:width .5s ease}.criteria{list-style:none;margin:0;padding:0;display:grid;gap:.45rem}.criteria li{display:grid;grid-template-columns:1.4rem minmax(0,1fr);gap:.5rem;padding:.55rem .65rem;border-radius:var(--radius-sm);background:var(--vk-surface);border:1px solid var(--vk-border)}.mark{width:1.4rem;height:1.4rem;border-radius:50%;display:grid;place-items:center;font-size:.78rem;font-weight:800;border:2px solid var(--vk-border)}.is-passed{border-color:var(--color-success)!important;background:var(--color-success-light)!important}.is-passed .mark{background:var(--color-success);border-color:var(--color-success);color:#fff}.is-failed{border-color:var(--color-error)!important}.is-failed .mark{background:var(--color-error);border-color:var(--color-error);color:#fff}.why{display:block;margin-top:.25rem;color:var(--color-error);font-size:.84rem}.check-box{margin:1.25rem 0 1rem}.hint{margin:0 0 .6rem;font-size:.84rem;color:var(--vk-text-muted)}.result{margin:.75rem 0 0;padding:.75rem .85rem;border-radius:var(--radius-sm)}.result p{margin:.2rem 0 0;font-size:.9rem}.result.ok{background:var(--color-success-light);border:1px solid var(--color-success)}.result.ko{background:var(--color-error-light);border:1px solid var(--color-error)}.btn{appearance:none;border:1px solid var(--vk-border);background:var(--vk-surface);color:var(--vk-text);font:700 .92rem var(--font-sans);padding:.65rem 1rem;border-radius:var(--radius-sm);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;text-decoration:none;min-height:44px}.btn:focus-visible{outline:3px solid var(--cat-primary);outline-offset:2px}.btn[disabled]{opacity:.55;cursor:not-allowed}.btn.primary{background:var(--cat-primary);border-color:var(--cat-primary);color:#fff}.btn.primary:not([disabled]):hover{background:var(--cat-secondary)}.btn.ghost{background:transparent}.btn.small{min-height:34px;padding:.3rem .75rem;font-size:.82rem}.btn.wide{width:100%}.toggle{flex:none}.spin{width:1em;height:1em;border-radius:50%;border:2px solid currentColor;border-right-color:transparent;display:inline-block;animation:spin .8s linear infinite;vertical-align:-.15em;margin-right:.4rem}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.spin{animation-duration:2.4s}.meter span{transition:none}}.desktop{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;background:#000}.screen{position:absolute;inset:0;display:grid;place-items:center;padding:16px;overflow-y:auto}.screen-card{width:min(560px,100%);padding:1.75rem;border-radius:var(--radius);background:var(--stage-card);border:1px solid rgba(255,255,255,.08);color:var(--stage-text)}.screen-card h2{margin:0 0 .75rem;font-size:1.3rem}.screen-card p{margin:0 0 .5rem}.screen-card .note{color:#9fb0c8}.screen-card code{background:#ffffff0f;border-color:#ffffff1f}.actions{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:1.1rem}.progress{list-style:none;padding:0;margin:.5rem 0 1rem;display:grid;gap:.7rem}.progress li{display:flex;align-items:center;gap:.65rem;color:#7d8da6}.progress li.now{color:var(--stage-text);font-weight:700}.progress li.done{color:#b7c6da}.dot{width:1.4rem;height:1.4rem;border-radius:50%;flex:none;border:2px solid currentColor;display:grid;place-items:center;font-size:.75rem}.progress li.now .dot{border-color:var(--cat-primary);border-right-color:transparent;animation:spin 1s linear infinite}.progress li.done .dot{background:var(--color-success);border-color:var(--color-success);color:#fff}.while{margin-top:1.1rem;padding-top:1rem;border-top:1px solid rgba(255,255,255,.08)}.while .kicker{color:#a5b4fc}.banners{position:absolute;top:.75rem;left:50%;transform:translate(-50%);z-index:10;display:grid;gap:.5rem;width:min(720px,calc(100% - 32px))}.banner{display:flex;align-items:center;gap:.75rem;justify-content:space-between;padding:.6rem .8rem;border-radius:var(--radius-sm);box-shadow:0 8px 22px #0000004d;font-size:.9rem;color:#0b1a2e}.banner.warn{background:#fef3c7;border:1px solid #D97706}.banner.info{background:#e0e7ff;border:1px solid #4F46E5}.banner .btn{flex:none;background:#fff;color:#0b1a2e;border-color:#00000026}