:root{--bg:light-dark(#f4f7fb,#070b14);--bg-2:light-dark(#eaf0f8,#0a1020);--surface:light-dark(#ffffffa8,#94a3b80e);--surface-2:light-dark(#ffffffd9,#94a3b817);--surface-solid:light-dark(#fff,#0d1424);--border:light-dark(#0f203c1a,#94c5ff1f);--border-strong:light-dark(#0f203c33,#94c5ff38);--text:light-dark(#0c1526,#e6edf8);--text-muted:light-dark(#4f5e78,#93a3bc);--cyan:light-dark(#0e7490,#22d3ee);--violet:light-dark(#6d28d9,#a78bfa);--accent:light-dark(#0e7490,#22d3ee);--accent-contrast:light-dark(#fff,#052029);--accent-hover:light-dark(#155e75,#67e8f9);--accent-soft:light-dark(#0e749014,#22d3ee1a);--violet-soft:light-dark(#6d28d914,#8b5cf61f);--grad-aurora:linear-gradient(135deg, var(--cyan), var(--violet));--glow-cyan:light-dark(#0891b224,#22d3ee2e);--glow-violet:light-dark(#6d28d91f,#8b5cf62e);--facil:light-dark(#15803d,#4ade80);--medio:light-dark(#b45309,#fbbf24);--dificil:light-dark(#b91c1c,#f87171);--ok:var(--facil);--aurora-1:light-dark(#0891b21a,#22d3ee21);--aurora-2:light-dark(#7c3aed14,#8b5cf61f);--aurora-3:light-dark(#0891b20d,#22d3ee0f);--grid-line:light-dark(#0f203c0e,#94c5ff0d);--text-hero:clamp(2.3rem, 5vw + 1rem, 4rem);--text-h1:clamp(1.9rem, 3.2vw + .8rem, 2.8rem);--text-h2:clamp(1.45rem, 2vw + .6rem, 2.1rem);--text-h3:1.15rem;--text-body:1.0625rem;--text-small:.875rem;--text-mono:.8125rem;--container:1200px;--container-prose:760px;--radius:14px;--radius-lg:20px;--section-pad:clamp(4rem, 9vw, 6.5rem);--header-h:4rem;color-scheme:dark}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}*,:before,:after{box-sizing:border-box;margin:0}html{-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--header-h) + 1rem)}@media 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h2{font-size:var(--text-h2);margin-top:.9rem}.section-head .section-sub{color:var(--text-muted);margin-top:.9rem}.eyebrow{font-family:var(--font-mono);font-size:var(--text-mono);text-transform:uppercase;letter-spacing:.14em;color:var(--cyan)}.page-head{padding-block:clamp(2.5rem,6vw,4.5rem) clamp(1.5rem,4vw,2.5rem)}.page-head h1{font-size:var(--text-h1);max-width:22ch;margin-top:.9rem}.page-head .page-sub{color:var(--text-muted);max-width:58ch;margin-top:.9rem}.crumbs{font-family:var(--font-mono);font-size:var(--text-mono);color:var(--text-muted);flex-wrap:wrap;align-items:center;gap:.35rem;display:flex}.crumbs a{color:var(--text-muted);text-decoration:none}.crumbs a:hover{color:var(--cyan)}.crumbs .sep{opacity:.5}.card-grid,.card-grid-2{grid-template-columns:1fr;gap:1rem;display:grid}@media (width>=680px){.card-grid,.card-grid-2{grid-template-columns:repeat(2,1fr);gap:1.25rem}}@media (width>=1080px){.card-grid{grid-template-columns:repeat(3,1fr)}}.glass{background:var(--surface);backdrop-filter:blur(14px)saturate(150%);border:1px solid var(--border);box-shadow:inset 0 1px light-dark(#ffffff80,#ffffff0f),0 8px 32px light-dark(#0f203c14,#02081459)}@supports not (backdrop-filter:blur(1px)){.glass{background:var(--surface-solid)}}.glass-aurora{position:relative}.glass-aurora:before{content:"";border-radius:inherit;-webkit-mask-composite:xor;pointer-events:none;background:linear-gradient(135deg,light-dark(#0e74908c,#22d3ee8c),light-dark(#6d28d98c,#8b5cf68c));padding:1px;position:absolute;inset:0;mask-image:linear-gradient(#000 0 0),linear-gradient(#000 0 0);mask-position:0 0,0 0;mask-size:auto,auto;mask-repeat:repeat,repeat;mask-clip:content-box,border-box;mask-origin:content-box,border-box;mask-composite:exclude;mask-mode:match-source,match-source}.glass-aurora-hover:before{opacity:0;transition:opacity 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var(--border);background:var(--surface);font-size:var(--text-small);color:var(--text-muted);border-radius:999px;align-items:center;gap:.4rem;padding:.45rem .9rem;font-weight:500;transition:color .2s,border-color .2s,background-color .2s;display:inline-flex}.chip:hover{color:var(--text);border-color:var(--border-strong)}.chip[aria-pressed=true]{color:light-dark(#fff,#052029);background:var(--accent);box-shadow:0 0 16px var(--glow-cyan);border-color:#0000}.badge{font-family:var(--font-mono);letter-spacing:.02em;border:1px solid var(--border);color:var(--text-muted);white-space:nowrap;border-radius:999px;align-items:center;gap:.3rem;padding:.2rem .6rem;font-size:.75rem;display:inline-flex}.badge-facil{color:var(--facil);background:color-mix(in srgb, var(--facil) 12%, transparent);border-color:color-mix(in srgb, var(--facil) 30%, transparent)}.badge-medio{color:var(--medio);background:color-mix(in srgb, var(--medio) 12%, transparent);border-color:color-mix(in srgb, var(--medio) 30%, transparent)}.badge-dificil{color:var(--dificil);background:color-mix(in srgb, var(--dificil) 12%, transparent);border-color:color-mix(in srgb, var(--dificil) 30%, transparent)}.badge-cyan{color:var(--cyan);background:color-mix(in srgb, var(--cyan) 10%, transparent);border-color:color-mix(in srgb, var(--cyan) 28%, transparent)}.badge-violet{color:var(--violet);background:color-mix(in srgb, var(--violet) 10%, transparent);border-color:color-mix(in srgb, var(--violet) 28%, transparent)}.prose{max-width:var(--container-prose);font-size:var(--text-body);line-height:1.75}.prose>*+*{margin-top:1em}.prose h2{font-size:var(--text-h2);scroll-margin-top:calc(var(--header-h) + 1.5rem);margin-top:2.2em}.prose h3{scroll-margin-top:calc(var(--header-h) + 1.5rem);margin-top:1.8em;font-size:1.25rem}.prose a{color:var(--cyan);text-underline-offset:3px;text-decoration:underline;text-decoration-color:color-mix(in srgb, var(--cyan) 45%, transparent)}.prose a:hover{text-decoration-color:var(--cyan)}.prose 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(backdrop-filter:blur(1px)){.site-header[data-astro-cid-nen7h5rs]{background:light-dark(#f4f7fbf7,#070b14f7)}}.header-inner[data-astro-cid-nen7h5rs]{height:var(--header-h);align-items:center;gap:1rem;display:flex}.brand[data-astro-cid-nen7h5rs]{font-family:var(--font-display);letter-spacing:-.02em;margin-right:auto;font-size:1.2rem;font-weight:700;text-decoration:none}.nav-toggle[data-astro-cid-nen7h5rs],.theme-toggle[data-astro-cid-nen7h5rs]{border:1px solid var(--border);border-radius:10px;place-items:center;width:2.5rem;height:2.5rem;transition:border-color .2s,color .2s;display:grid}.nav-toggle[data-astro-cid-nen7h5rs]:hover,.theme-toggle[data-astro-cid-nen7h5rs]:hover{border-color:var(--border-strong);color:var(--cyan)}.nav-toggle[data-astro-cid-nen7h5rs]{order:2}.nav-toggle[data-astro-cid-nen7h5rs] svg[data-astro-cid-nen7h5rs],.theme-toggle[data-astro-cid-nen7h5rs] svg[data-astro-cid-nen7h5rs]{width:1.25rem;height:1.25rem}.nav-toggle[data-astro-cid-nen7h5rs] 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.site-menu[data-astro-cid-nen7h5rs]{display:block}.nav-list[data-astro-cid-nen7h5rs]{flex-direction:column;gap:.25rem;margin:0;padding:0;list-style:none;display:flex}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{color:var(--text-muted);border-radius:10px;padding:.6rem .65rem;font-size:.9375rem;text-decoration:none;transition:color .2s,background-color .2s;display:block}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]:hover{color:var(--text)}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs][aria-current=page]{color:var(--cyan);background:var(--accent-soft)}@media (width>=880px){.nav-toggle[data-astro-cid-nen7h5rs]{display:none}.site-menu[data-astro-cid-nen7h5rs]{backdrop-filter:none;background:0 0;border:0;padding:0;display:block;position:static}.nav-list[data-astro-cid-nen7h5rs]{flex-direction:row;gap:.25rem}.nav-list[data-astro-cid-nen7h5rs] a[data-astro-cid-nen7h5rs]{padding:.5rem .75rem}}.site-footer[data-astro-cid-jo6i4kqk]{margin-top:var(--section-pad);border-top:1px solid var(--border);backdrop-filter:blur(14px);font-size:var(--text-small);background:light-dark(#ffffff80,#94a3b80a);padding-block:3rem 2rem}.footer-grid[data-astro-cid-jo6i4kqk]{grid-template-columns:1fr;gap:2rem;display:grid}.footer-brand[data-astro-cid-jo6i4kqk] .brand[data-astro-cid-jo6i4kqk]{font-family:var(--font-display);font-size:1.2rem;font-weight:700;text-decoration:none}.footer-brand[data-astro-cid-jo6i4kqk] p[data-astro-cid-jo6i4kqk]{color:var(--text-muted);max-width:32ch;margin-top:.75rem}h2[data-astro-cid-jo6i4kqk]{font-size:.8125rem;font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;color:var(--cyan);margin-bottom:.9rem;font-weight:400}ul[data-astro-cid-jo6i4kqk]{flex-direction:column;gap:.45rem;margin:0;padding:0;list-style:none;display:flex}ul[data-astro-cid-jo6i4kqk] a[data-astro-cid-jo6i4kqk]{color:var(--text-muted);text-decoration:none;transition:color 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70%);position:absolute;inset:0}.aurora-grid[data-astro-cid-qkyfhp7w]{background-image:linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);background-size:56px 56px;position:absolute;inset:0;mask-image:radial-gradient(90% 65% at 50% 0,#000,#0000 78%)}