:root{--hub-ink: #0f172a;--hub-ink-soft: #334155;--hub-muted: #64748b;--hub-line: #dbe4f0;--hub-panel: #ffffff;--hub-panel-soft: #f8fbff;--hub-accent: #2563eb;--hub-accent-strong: #1d4ed8;--hub-accent-soft: rgba(37, 99, 235, 0.1);--hub-glow: rgba(37, 99, 235, 0.12);--hub-radius: 16px;--hub-shadow: 0 20px 45px rgba(15, 23, 42, 0.08)}html{scroll-behavior:smooth}body{color:var(--hub-ink-soft);background:radial-gradient(circle at top right, rgba(37,99,235,0.07), transparent 26%),linear-gradient(180deg, #f6f9fe 0%, #fff 26%)}.site-title,.main-content h1,.main-content h2,.main-content h3,.main-content h4,.main-content h5,.main-content h6{color:var(--hub-ink);letter-spacing:-0.02em}.side-bar{background:rgba(255,255,255,0.92);border-right:1px solid rgba(219,228,240,0.9);box-shadow:inset -1px 0 0 rgba(255,255,255,0.65)}.site-header{border-bottom:1px solid rgba(219,228,240,0.9);background:rgba(255,255,255,0.72);backdrop-filter:blur(14px)}.site-title{font-weight:800}.search,.search-input-wrap,.search-results{background:transparent}.search-input{border-radius:12px;border:1px solid var(--hub-line);background:var(--hub-panel-soft);box-shadow:none}.search-input:focus{border-color:rgba(37,99,235,0.55);box-shadow:0 0 0 4px rgba(37,99,235,0.12)}.nav-list .nav-list-item .nav-list-link{border-radius:10px;margin:0.1rem 0;padding-top:0.5rem;padding-bottom:0.5rem}.nav-list .nav-list-item .nav-list-link:hover{background:var(--hub-accent-soft)}.nav-list .nav-list-item>.nav-list-link.active{background:linear-gradient(135deg, rgba(37,99,235,0.16), rgba(37,99,235,0.08));color:var(--hub-accent-strong);font-weight:700}.main-header{background:transparent;border-bottom:none}.main-content-wrap{max-width:1160px}.main-content{color:var(--hub-ink-soft);font-size:1rem;line-height:1.75}.main-content p,.main-content ul,.main-content ol,.main-content table,.main-content .highlighter-rouge,.main-content .language-switcher,.main-content .page-outline{max-width:860px}.main-content h1{font-size:clamp(2.2rem, 5vw, 3.4rem);margin-bottom:1rem}.main-content h2{margin-top:2.8rem;padding-top:0.35rem;font-size:clamp(1.55rem, 3vw, 2rem)}.main-content h3{margin-top:2rem;font-size:1.2rem}.main-content a{color:var(--hub-accent-strong);text-decoration-thickness:1.5px;text-underline-offset:0.18em}.main-content a:hover{color:var(--hub-accent)}.main-content strong{color:var(--hub-ink)}.main-content table{display:table;border-collapse:separate;border-spacing:0;border:1px solid var(--hub-line);border-radius:14px;overflow:hidden;box-shadow:0 10px 30px rgba(15,23,42,0.04)}.main-content thead th{background:#eff6ff;color:var(--hub-ink);border-bottom:1px solid var(--hub-line);font-weight:700}.main-content tbody tr:nth-child(even){background:rgba(248,251,255,0.72)}.main-content blockquote{margin-left:0;padding:1rem 1.25rem;border-left:4px solid var(--hub-accent);background:var(--hub-panel-soft);border-radius:0 14px 14px 0}.section-eyebrow,.card-kicker{display:inline-flex;align-items:center;gap:0.35rem;padding:0.2rem 0.6rem;border-radius:999px;background:var(--hub-accent-soft);color:var(--hub-accent-strong);font-size:0.78rem;font-weight:700;letter-spacing:0.04em;text-transform:uppercase}.hero-panel{position:relative;padding:clamp(1.6rem, 3vw, 2.7rem);border:1px solid rgba(191,219,254,0.8);border-radius:28px;background:radial-gradient(circle at top right, rgba(147,197,253,0.45), transparent 28%),linear-gradient(135deg, rgba(239,246,255,0.98), rgba(255,255,255,0.98));box-shadow:var(--hub-shadow);overflow:hidden}.hero-panel::after{content:"";position:absolute;inset:auto -8% -42% auto;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle, rgba(59,130,246,0.18), transparent 70%);pointer-events:none}.hero-lead{margin:1rem 0 0;max-width:900px;font-size:1.08rem;color:var(--hub-ink-soft)}.knowledge-home>section,.main-content>section{margin:2.25rem 0 0}.badge-row,.card-links{display:flex;flex-wrap:wrap;gap:0.65rem}.metric-chip{display:inline-flex;align-items:center;padding:0.45rem 0.85rem;border-radius:999px;border:1px solid rgba(59,130,246,0.18);background:rgba(255,255,255,0.75);color:var(--hub-ink);font-size:0.9rem;font-weight:600}.link-grid,.callout-grid{display:grid;gap:1rem;margin:1.25rem 0 0}.link-grid-2{grid-template-columns:repeat(2, minmax(0, 1fr))}.link-grid-3,.callout-grid{grid-template-columns:repeat(3, minmax(0, 1fr))}.info-card,.note-panel,.page-outline,.language-switcher{position:relative;border:1px solid var(--hub-line);border-radius:var(--hub-radius);background:rgba(255,255,255,0.92);box-shadow:0 12px 35px rgba(15,23,42,0.05)}.info-card{display:flex;flex-direction:column;gap:0.8rem;padding:1.15rem 1.15rem 1.2rem;color:inherit;text-decoration:none !important;transition:transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease}.info-card strong{font-size:1.05rem;line-height:1.4}.info-card span:last-child{color:var(--hub-muted);font-size:0.95rem;line-height:1.65}.info-card:hover{transform:translateY(-3px);border-color:rgba(59,130,246,0.28);box-shadow:0 18px 42px rgba(37,99,235,0.11)}.lang-card{min-height:170px;justify-content:center}.card-links a{display:inline-flex;align-items:center;padding:0.35rem 0.7rem;border-radius:999px;background:var(--hub-panel-soft);border:1px solid rgba(37,99,235,0.12);color:var(--hub-accent-strong);font-size:0.84rem;font-weight:700;text-decoration:none}.note-panel{padding:1rem 1.05rem}.note-panel p{margin:0.55rem 0 0;color:var(--hub-muted)}.language-switcher{display:flex;flex-wrap:wrap;align-items:center;gap:0.65rem;padding:0.9rem 1rem;margin:1rem 0 1.3rem}.language-switcher-label{font-size:0.9rem;font-weight:700;color:var(--hub-ink)}.language-switcher-links{display:flex;flex-wrap:wrap;gap:0.55rem}.language-switcher-link{display:inline-flex;align-items:center;padding:0.4rem 0.8rem;border-radius:999px;border:1px solid var(--hub-line);background:var(--hub-panel-soft);color:var(--hub-ink-soft);text-decoration:none !important;font-size:0.88rem;font-weight:700}.language-switcher-link.is-active{border-color:rgba(37,99,235,0.35);background:var(--hub-accent-soft);color:var(--hub-accent-strong)}.page-outline{padding:1rem 1.05rem;margin:1rem 0 1.5rem}.page-outline-title{margin:0 0 0.7rem;font-size:0.92rem;font-weight:800;color:var(--hub-ink)}.page-outline-list{list-style:none;margin:0;padding:0}.page-outline-item{margin:0.15rem 0}.page-outline-item.depth-3{padding-left:0.9rem}.page-outline-link{display:inline-flex;width:100%;padding:0.38rem 0.45rem;border-radius:10px;color:var(--hub-muted);text-decoration:none !important;font-size:0.92rem}.page-outline-link:hover,.page-outline-link.is-active{background:var(--hub-accent-soft);color:var(--hub-accent-strong)}div.highlighter-rouge{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 18px 36px rgba(15,23,42,0.12)}div.highlighter-rouge div.highlight{background:#0f172a}div.highlighter-rouge pre{margin:0;padding:1.1rem 1.15rem}.copy-code-button{position:absolute;top:0.75rem;right:0.75rem;padding:0.38rem 0.7rem;border:1px solid rgba(148,163,184,0.25);border-radius:999px;background:rgba(15,23,42,0.7);color:#e2e8f0;font-size:0.78rem;font-weight:700;letter-spacing:0.01em;cursor:pointer;opacity:0;transition:opacity 0.16s ease, background 0.16s ease}div.highlighter-rouge:hover .copy-code-button,.copy-code-button:focus-visible{opacity:1}.copy-code-button:hover{background:rgba(30,41,59,0.92)}.copy-code-button.is-copied{background:rgba(22,163,74,0.88)}.main-content code{padding:0.18em 0.4em;border-radius:6px;background:rgba(37,99,235,0.08);color:#0f3b93;font-size:0.92em}.main-content pre code{padding:0;background:transparent;color:inherit}.back-to-top-link{border-radius:999px;background:rgba(255,255,255,0.92);border:1px solid var(--hub-line);box-shadow:0 8px 22px rgba(15,23,42,0.08)}.site-footer{color:var(--hub-muted)}@media (max-width: 980px){.link-grid-3,.callout-grid{grid-template-columns:repeat(2, minmax(0, 1fr))}}@media (max-width: 799px){.hero-panel{border-radius:22px}.main-content h1{font-size:2rem}.link-grid-2,.link-grid-3,.callout-grid{grid-template-columns:1fr}.copy-code-button{opacity:1}}@media print{.side-bar,.site-header,.back-to-top-link,.copy-code-button,.language-switcher,.page-outline{display:none !important}.main-content-wrap{margin-left:0 !important;max-width:none !important}}