:root{color-scheme:light dark;--bg:#fff;--surface:#f6f7f9;--fg:#12141a;--muted:#565c6b;--border:#e2e5eb;--accent:#2f54eb;--accent-fg:#fff;--glow:#2f54eb1a;--font-sans:ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Hiragino Sans", "PingFang SC", "Noto Sans CJK SC", "Malgun Gothic", sans-serif;--radius:.75rem;--gutter:1rem}@media (prefers-color-scheme:dark){:root{--bg:#0c0e12;--surface:#14171d;--fg:#eceef3;--muted:#a0a6b4;--border:#262a33;--accent:#7c97ff;--accent-fg:#0c0e12;--glow:#7c97ff1f}}*,:before,:after{box-sizing:border-box}html{text-size-adjust:100%}body{background:var(--bg);min-height:100vh;color:var(--fg);font-family:var(--font-sans);flex-direction:column;margin:0;font-size:1rem;line-height:1.65;display:flex}main{flex:1}h1,h2,h3{letter-spacing:-.01em;margin:0;line-height:1.2}p{margin:0}a{color:var(--accent);text-underline-offset:.2em}a:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:.25rem}.container{width:100%;max-width:64rem;padding-inline:var(--gutter);margin:0 auto}.skip-link{left:var(--gutter);z-index:10;background:var(--accent);color:var(--accent-fg);border-radius:.5rem;padding:.5rem .75rem;position:absolute;top:-4rem}.skip-link:focus{top:.75rem}.site-header{border-bottom:1px solid var(--border);background:var(--bg)}.header-inner{justify-content:space-between;align-items:center;gap:1rem;min-height:3.5rem;display:flex}.brand{color:var(--fg);align-items:center;gap:.6rem;font-size:1.05rem;font-weight:650;text-decoration:none;display:inline-flex}.brand img{display:block}.language-menu{position:relative}.language-menu summary{cursor:pointer;border:1px solid var(--border);color:var(--muted);user-select:none;border-radius:999px;padding:.35rem .75rem;font-size:.9rem;list-style:none}.language-menu summary::-webkit-details-marker{display:none}.language-menu summary:after{content:"";border-bottom:1.5px solid;border-right:1.5px solid;width:.4rem;height:.4rem;margin-inline-start:.5rem;display:inline-block;transform:translateY(-.15rem)rotate(45deg)}.language-menu ul{inset-inline-end:0;z-index:5;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);min-width:11rem;margin:0;padding:.4rem;list-style:none;position:absolute;top:calc(100% + .4rem);box-shadow:0 8px 24px #0000001f}.language-menu a{color:var(--fg);border-radius:.5rem;padding:.4rem .6rem;font-size:.95rem;text-decoration:none;display:block}.language-menu a:hover,.language-menu a[aria-current=true]{background:var(--glow);color:var(--accent)}.hero{background:radial-gradient(60rem 24rem at 50% -8rem, var(--glow), transparent 70%);padding-block:clamp(3.5rem,10vw,7rem)}.eyebrow{color:var(--accent);letter-spacing:.04em;margin-bottom:1rem;font-size:.9rem;font-weight:600}.hero h1{letter-spacing:-.03em;max-width:18ch;font-size:clamp(2.25rem,6vw,3.75rem)}.lead{max-width:42rem;color:var(--muted);margin-top:1.25rem;font-size:clamp(1.05rem,2.2vw,1.25rem)}.not-found p+p{margin-top:1.5rem}.section{padding-block:clamp(2.5rem,7vw,4.5rem)}.section h2{font-size:clamp(1.5rem,3.4vw,2rem)}.section-lead{color:var(--muted);margin-top:.5rem}.feature-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,16rem),1fr));gap:1rem;margin:2rem 0 0;padding:0;list-style:none;display:grid}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.25rem}.feature-card h3{font-size:1.05rem}.feature-card p{color:var(--muted);margin-top:.5rem;font-size:.95rem}.prose{max-width:46rem}.text-link{font-weight:600}.legal{margin-inline:auto;padding-block:clamp(2rem,6vw,4rem)}.legal-header{margin-bottom:2rem}.legal h1{letter-spacing:-.02em;font-size:clamp(1.9rem,5vw,2.75rem)}.legal h2{margin-top:2.25rem;font-size:1.3rem}.legal p,.legal ul{margin-top:.85rem}.legal ul{padding-inline-start:1.25rem}.legal li+li{margin-top:.55rem}.muted{color:var(--muted);margin-top:.5rem}.site-footer{border-top:1px solid var(--border);color:var(--muted);font-size:.9rem}.footer-inner{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem 1.5rem;padding-block:1.5rem;display:flex}.site-footer a{color:var(--muted)}.site-footer a:hover{color:var(--fg)}@media (width>=40rem){:root{--gutter:1.5rem}}