html{scroll-behavior:smooth}:root{--in-bg: #fafafa;--in-surface: #ffffff;--in-dark: #201f23;--in-text: #4c4b53;--in-muted: #6f6d78;--in-border: #dfdfe2;--in-accent: #5746b2;--in-accent-light: #ebe9f6;--hero-glow: radial-gradient(
    ellipse at 50% -20%,
    rgba(87, 70, 178, 0.07) 0%,
    transparent 65%
  )}.marketplace-dark,.dark{--in-bg: #0e0c1a;--in-surface: #1e1b36;--in-dark: #f3f3f4;--in-text: #b3b1bc;--in-muted: #929297;--in-border: #4a4570;--in-accent: #a594f9;--in-accent-light: rgba(165, 148, 249, 0.15);--hero-glow: radial-gradient(
    ellipse at 50% -10%,
    rgba(165, 148, 249, 0.12) 0%,
    transparent 65%
  )}.in-article{display:grid;grid-template-columns:[full-start] 1fr [wide-start] minmax(1rem, 1fr) [prose-start] minmax(0, 62ch) [prose-end] minmax(1rem, 1fr) [wide-end] 1fr [full-end];font-size:1.125rem;line-height:1.7;letter-spacing:0.005em;color:var(--in-text)}.in-article p,.in-article li,.in-article span:not(.in-text-accent):not(.in-text-dark){color:var(--in-text)}.in-article>*{grid-column:prose}.in-article>.in-wide{grid-column:wide}.in-article>.in-full{grid-column:full}.in-text-dark{color:var(--in-dark)}.in-text-muted{color:var(--in-muted)}.in-text-accent{color:var(--in-accent)}.in-article h2{font-size:2rem;font-weight:800;line-height:1.15;letter-spacing:-0.02em;color:var(--in-dark);margin-top:2.5rem;margin-bottom:1.25rem}.in-article section[id]{scroll-margin-top:5rem}.in-article section+section{margin-top:0}.in-article section h2:first-child{margin-top:0}.in-article h3{font-size:1.25rem;font-weight:800;line-height:1.3;letter-spacing:-0.01em;color:var(--in-dark);margin-top:2rem;margin-bottom:0.75rem}.in-article p{margin-bottom:1.375rem}.in-article ul,.in-article ol{margin-bottom:1.25rem;padding-left:1.5rem}.in-article li{margin-bottom:0.5rem}.in-article strong{color:#d0cfd6}.in-article a{color:var(--in-accent);text-decoration:underline;text-decoration-color:rgba(165,148,249,0.3);text-underline-offset:2px;transition:text-decoration-color 0.15s}.in-article a:hover{text-decoration-color:var(--in-accent)}.in-card{background:var(--in-surface);border:1px solid var(--in-border);border-radius:0.75rem}.in-blockquote{font-size:1.125rem;line-height:1.65;border-left:3px solid var(--in-accent);padding:1rem 1.25rem;margin:1.75rem 0;color:var(--in-text);font-style:normal}.in-blockquote p:last-child{margin-bottom:0}.in-callout{font-size:1.0625rem;line-height:1.65;border-left:3px solid var(--in-accent);padding:1rem 1.25rem;margin:1.75rem 0;color:var(--in-text);font-style:normal;background:var(--in-surface);border-radius:0 0.5rem 0.5rem 0}.in-callout p:last-child{margin-bottom:0}.in-figure{margin:2.5rem 0;border-radius:0.75rem;overflow:hidden;border:1px solid var(--in-border)}.in-figure img{display:block;width:100%}.in-figure figcaption{padding:0.625rem 1rem;font-size:0.8125rem;color:#a09faa;text-align:center;font-style:italic;background:var(--in-surface)}.marketplace-dark .in-figure-chart{background:rgba(255,255,255,0.02)}.marketplace-dark .in-figure-chart img{filter:brightness(0.92) contrast(1.05)}.in-card-grid{display:grid;gap:1rem;grid-template-columns:1fr;margin:2rem 0}@media (min-width: 640px){.in-card-grid-2{grid-template-columns:repeat(2, 1fr)}}@media (min-width: 1024px){.in-card-grid-3{grid-template-columns:repeat(3, 1fr)}}.toc-link{display:block;font-size:0.875rem;line-height:1.5;padding:0.5rem 0.5rem 0.5rem 0.75rem;color:var(--in-muted);text-decoration:none;border-left:2px solid var(--in-border);transition:color 0.2s, border-color 0.2s, background 0.2s;border-radius:0 4px 4px 0}.toc-link:hover{color:var(--in-dark);background:var(--in-accent-light)}.toc-active{color:var(--in-accent) !important;border-left-color:var(--in-accent) !important;font-weight:600;background:var(--in-accent-light)}[data-entrance-animation-target='item']{opacity:0;transform:translateY(16px);transition:opacity 0.5s ease-out, transform 0.5s ease-out}.animate-in[data-entrance-animation-target='item']{opacity:1;transform:translateY(0)}@keyframes fadeSlideIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.in-hero{background-image:var(--hero-glow)}.in-hero-label{color:var(--in-accent)}.in-hero-title{color:var(--in-dark);letter-spacing:-0.02em}.in-hero-subtitle{color:var(--in-muted);font-size:1.125rem;line-height:1.6}.in-hero-meta{color:var(--in-muted);border-top:1px solid var(--in-border)}.in-hero-author{color:var(--in-dark)}.in-article-card{border:1px solid var(--in-border);background:var(--in-surface);transition:transform 0.2s, box-shadow 0.2s}.in-article-card-body{padding:0.625rem 0.75rem 0.75rem}.in-article-card-title{color:var(--in-dark);font-size:0.9375rem;margin:0 0 0.375rem}.in-article-card-desc{color:var(--in-muted);font-size:0.8125rem;line-height:1.5;margin:0 0 0.5rem}.in-article-card-author{color:var(--in-dark);font-size:0.75rem;font-weight:500;margin:0 0 0.375rem}.in-article-card-date{color:var(--in-muted);font-size:0.6875rem}.in-article-card-tag{font-size:0.625rem;color:var(--in-muted);padding:1px 6px;border:1px solid var(--in-border)}.in-article-card-placeholder{aspect-ratio:2/1;background:var(--hero-glow),var(--in-bg)}.in-toc-label{font-size:0.75rem;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--in-accent);opacity:0.7}.in-list-number{color:var(--in-accent);font-size:2rem;font-weight:800;line-height:1;flex-shrink:0;width:2rem;opacity:0.5}.in-list-title{color:var(--in-dark);font-size:1.0625rem;font-weight:600;margin:0 0 0.25rem}.in-list-desc{color:var(--in-text);font-size:1rem;line-height:1.65;margin:0}.in-cta-card{background:var(--in-accent-light);padding:1.5rem}.in-cta-text{color:var(--in-muted);max-width:36rem;margin:0 auto 0.75rem;font-size:0.9375rem}.in-cta-button{display:inline-block;padding:0.5rem 1.25rem;border-radius:0.375rem;font-size:0.875rem;font-weight:600;text-decoration:none;border:1px solid var(--in-accent);color:var(--in-accent)}