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var(--accent-violet);border-radius:12px;background:var(--bg-article)}.author-box-header{display:flex;gap:.9rem;align-items:center}.author-avatar{width:56px;height:56px;flex-shrink:0;border-radius:50%;object-fit:cover;border:2px solid var(--border);background:var(--surface-1)}.author-box-identity{flex:1;min-width:0}.author-name{margin:0;font-size:1rem;font-weight:700;line-height:1.25;color:var(--text-strong)}.author-title{margin:.15rem 0 0;font-size:.8rem;font-weight:500;line-height:1.3;color:var(--text-muted)}.author-box-body{margin-top:.85rem}.author-bio{margin:0;font-size:.88rem;line-height:1.55;color:var(--text)}.author-box-footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem .9rem;margin-top:.85rem;padding-top:.7rem;border-top:1px solid var(--border-subtle)}.author-box-more{display:inline-flex;align-items:center;gap:.35rem;font-size:.85rem;font-weight:600;color:var(--accent-blue);text-decoration:none}.author-box-socials{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.3rem}.author-box-socials a{display:inline-flex;align-items:center;padding:.2rem .6rem;font-size:.74rem;font-weight:600;color:var(--text-soft);background:var(--surface-1);border:1px solid var(--border);border-radius:999px;text-decoration:none}@media(max-width:1064px){.hero-inner{grid-template-columns:1fr;text-align:center}}@media(max-width:1300px){.page-grid{grid-template-columns:minmax(0,1fr)var(--right-w);gap:var(--space-4)}.content-area{padding-inline:clamp(.35rem,.65rem,.75rem)}.left-sidebar.sidebar--normal{display:none}.left-sidebar.sidebar--menu{position:fixed;top:var(--header-h);left:0;width:280px;height:calc(100vh - var(--header-h));max-height:none;background:var(--sidebar-bg);transform:translateX(-100%);transition:transform .3s ease;z-index:var(--z-sidebar-drawer);overflow:hidden;display:flex;flex-direction:column;padding-right:0;touch-action:pan-y;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.left-sidebar.sidebar--menu.open{transform:translateX(0)}.sidebar-menu-backdrop{display:block;position:fixed;inset:0;z-index:var(--z-sidebar-backdrop);border:0;padding:0;background:rgba(15,23,42,.42);opacity:0;visibility:hidden}.sidebar-menu-backdrop.is-visible{display:block;opacity:1;visibility:visible}body.has-mobile-panel-open .content-area{pointer-events:none}@media(min-width:769px){.left-sidebar.sidebar--menu{top:0;height:100dvh}}.sidebar-menu-toggle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;flex-shrink:0;position:relative;z-index:calc(var(--z-sidebar-drawer) + 1);width:2.5rem;height:2.5rem;padding:0;border:none;border-radius:0;background:0 0;color:inherit;cursor:pointer}.sidebar-menu-toggle-bar{display:block;width:1.05rem;height:2px;border-radius:1px;background:currentColor}}body.has-mobile-panel-open{overflow:hidden}body.has-mobile-panel-open #header-menu.open .header-menu-body{touch-action:pan-y;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}@media(max-width:768px){:root{--h2-size:1.35rem;--h3-size:1.175rem;--h4-size:1.05rem;--h5-size:.92rem}h1{font-size:1.6rem}.right-sidebar{display:none}.page-grid{grid-template-columns:1fr;margin-top:.4rem}.shell:not(.shell-full){padding-inline:var(--space-4)}.shell:not(.shell-full):has(.page-hero),.shell:not(.shell-full):has(.article-surface--with-hero){padding-inline:0}.shell>.article--with-hero,.shell>.course-hub--with-hero{margin-inline:0;padding:0;border-inline:0;border-radius:0}.shell .article-surface{margin-inline:0}.article:not(.article--with-hero):not(.course-hub--with-hero){padding:var(--space-4);margin-inline:calc(var(--space-4) * -1);border-inline:0;border-radius:0}.left-sidebar.sidebar--menu{position:fixed;top:var(--header-h);left:0;width:280px;height:calc(100vh - var(--header-h));background:var(--sidebar-bg);transform:translateX(-100%);transition:transform .3s ease;z-index:var(--z-sidebar-drawer);overflow:hidden;display:flex;flex-direction:column;padding-right:0;touch-action:pan-y;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}.left-sidebar.sidebar--menu.open{transform:translateX(0)}.sidebar-menu-toggle,.header-menu-toggle{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;position:absolute;right:var(--space-4);z-index:2001;width:2.5rem;height:2.5rem;padding:0;border:none;border-radius:0;background:0 0;color:inherit;cursor:pointer}.sidebar-menu-toggle{left:var(--space-4);right:auto}.header-menu-toggle-bar{display:block;width:1.05rem;height:2px;border-radius:1px;background:currentColor}.sidebar-menu-toggle-bar{display:block;width:1.05rem;height:2px;border-radius:1px;background:currentColor}.header-menu-backdrop,.sidebar-menu-backdrop{display:block;position:fixed;inset:var(--header-h)0 0 0;z-index:1998;border:0;padding:0;background:rgba(15,23,42,.42);opacity:0;visibility:hidden}.sidebar-menu-backdrop{z-index:var(--z-sidebar-backdrop)}.header-menu-backdrop.is-visible,.sidebar-menu-backdrop.is-visible{display:block;opacity:1;visibility:visible}.header-inner{position:relative;justify-content:center}.site-brand{position:absolute;left:50%;transform:translateX(-50%)}.header-menu{position:fixed;top:var(--header-h);right:0;width:min(22.5rem,92vw);max-width:92vw;height:calc(100dvh - var(--header-h));background:var(--sidebar-panel-bg,#f5f7fd);display:flex;flex-direction:column;transform:translateX(104%);transition:transform .32s cubic-bezier(.22,1,.36,1);z-index:2000;padding:0;overflow:hidden;font-size:.8125rem;font-weight:400;color:var(--sidebar-text);box-shadow:none;border-left:1px solid color-mix(in srgb,var(--border) 80%,var(--brand-100))}.header-menu-body{flex:auto;min-height:0;display:flex;flex-direction:column;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;touch-action:pan-y;-webkit-overflow-scrolling:touch;overflow-anchor:none}.header-menu-search{width:100%;max-width:none;min-width:0;flex:none;align-self:stretch;box-sizing:border-box;padding:.75rem 1rem}.header-menu-search form,.header-menu-search [data-ai-launch-form],.header-menu-search input,.header-menu-search .glc-ask-input{display:block;width:100%;max-width:none;min-width:0;box-sizing:border-box}.header-menu-panel-head{display:block;padding:.95rem 1rem .75rem;background:color-mix(in srgb,var(--brand-50) 48%,var(--sidebar-panel-bg));border-bottom:1px solid var(--sidebar-item-divider)}.site-navigation{display:none}.header-menu-primary{display:flex;flex-direction:column;width:100%}.header-menu-secondary{display:flex;flex-direction:column;width:100%;gap:0;border-top:1px solid var(--sidebar-item-divider)}.header-menu-secondary--desktop{display:none}.header-menu-secondary--mobile{display:flex}.header-menu-link{position:relative;box-sizing:border-box;font-family:inherit;display:flex;align-items:center;width:100%;min-width:0;overflow:hidden;min-height:var(--drop-item-h);padding:.5rem 1.35rem .5rem .45rem;background:0 0;color:var(--sidebar-text);font-size:inherit;font-weight:400;text-decoration:none;cursor:pointer;border:none;border-bottom:1px solid var(--sidebar-item-divider)}.header-menu.open{transform:translateX(0);box-shadow:-12px 0 40px rgba(15,23,42,.14)}}@media(prefers-reduced-motion:reduce){.header-menu-toggle-bar,.header-menu,.header-menu-backdrop,.sidebar-menu-backdrop{transition:none}}.shell:has(.article-surface--with-hero){--page-hero-fade-to:var(--color-white);--page-body-bg:var(--color-white);--page-hero-tone:radial-gradient(ellipse 70% 55% at 100% 0%, color-mix(in srgb, var(--brand-100) 55%, transparent), transparent 72%),
    radial-gradient(ellipse 55% 45% at 0% 100%, color-mix(in srgb, var(--accent-green) 7%, transparent), transparent 68%),
    linear-gradient(
      128deg,
      color-mix(in srgb, var(--brand-100) 72%, var(--bg-main)) 0%,
      var(--bg-main) 48%,
      color-mix(in srgb, var(--brand-50) 35%, var(--bg-main)) 100%
    );background:0 0}.shell:has(.article-surface--with-hero) .page-grid{margin-top:0;padding-top:clamp(.85rem,1rem,1.25rem);background:var(--page-body-bg)}.shell>.article--with-hero,.shell>.course-hub--with-hero{display:block;max-width:none;margin:0;padding:0;background:0 0;border:none;box-shadow:none;border-radius:0}.article--with-hero>.page-grid,.course-hub--with-hero>.page-grid{width:100%}.article-page--with-hero,.author-page--with-hero,.author-index--with-hero,.html-sitemap-page--with-hero{margin-top:0}.content-area>.article-surface--with-hero{width:100%;max-width:none;margin-inline:0;padding-inline:clamp(1.1rem,1.35rem,1.5rem);padding-top:0;padding-bottom:var(--space-7);background:0 0;border:none;box-shadow:none;border-radius:0;margin-top:0;box-sizing:border-box}@media(min-width:1301px){.content-area>.article-surface--with-hero{max-width:var(--content-max);margin-inline:auto}}html[data-theme=dark] .shell:has(.article-surface--with-hero){--page-hero-fade-to:var(--slate-900);--page-body-bg:var(--slate-900);--page-hero-tone:radial-gradient(ellipse 70% 55% at 100% 0%, color-mix(in srgb, var(--brand-900) 45%, transparent), transparent 72%),
    radial-gradient(ellipse 55% 45% at 0% 100%, color-mix(in srgb, var(--accent-green) 10%, transparent), transparent 68%),
    linear-gradient(
      128deg,
      color-mix(in srgb, var(--brand-900) 55%, var(--slate-900)) 0%,
      var(--slate-900) 52%,
      color-mix(in srgb, var(--slate-800) 75%, var(--slate-900)) 100%
    );background:0 0}