:root{color-scheme:light;--text: #1d1d1f;--muted: #6e6e73;--accent: #4f46e5;--accent-strong: #4338ca;--glass: rgba(255, 255, 255, .58);--glass-strong: rgba(255, 255, 255, .78);--hairline: rgba(0, 0, 0, .08);--shadow: 0 8px 30px rgba(16, 18, 35, .08);--sheen: inset 0 1px 0 rgba(255, 255, 255, .65);--radius: 18px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Inter,system-ui,sans-serif;margin:0;color:var(--text);background:#f5f6fa;min-height:100vh;-webkit-font-smoothing:antialiased}body:before{content:"";position:fixed;inset:0;z-index:-1;background:radial-gradient(40rem 28rem at 12% -8%,rgba(99,102,241,.16),transparent 60%),radial-gradient(36rem 26rem at 95% 12%,rgba(56,189,248,.14),transparent 60%),radial-gradient(42rem 30rem at 55% 110%,rgba(167,139,250,.12),transparent 60%)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.site-header{position:sticky;top:10px;z-index:50;padding:0 14px}.header-inner{max-width:1080px;margin:0 auto;display:flex;align-items:center;gap:20px;padding:10px 18px;border-radius:999px;background:var(--glass);border:1px solid var(--hairline);box-shadow:var(--shadow),var(--sheen);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%)}@supports not (backdrop-filter: blur(1px)){.header-inner{background:#ffffffeb}}.logo{font-weight:700;letter-spacing:-.02em;color:var(--text);white-space:nowrap}.logo:hover{text-decoration:none}.nav-desktop{display:flex;gap:4px;margin-left:auto;align-items:center}.nav-desktop a{color:var(--text);font-size:14px;padding:6px 12px;border-radius:999px;transition:background .15s ease}.nav-desktop a:hover{background:#0000000d;text-decoration:none}.nav-desktop a.lang-switch{border:1px solid var(--hairline);background:var(--glass-strong);font-size:13px}.nav-desktop a.nav-cta{background:var(--accent);color:#fff;box-shadow:var(--sheen)}.nav-desktop a.nav-cta:hover{background:var(--accent-strong)}.nav-mobile{display:none;margin-left:auto;position:relative}.nav-mobile summary{list-style:none;cursor:pointer;padding:8px 10px;border-radius:999px;display:flex;flex-direction:column;gap:4px}.nav-mobile summary::-webkit-details-marker{display:none}.nav-mobile summary span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text)}.nav-mobile[open] summary{background:#0000000d}.menu-panel{position:absolute;right:0;top:calc(100% + 10px);min-width:200px;display:flex;flex-direction:column;padding:8px;border-radius:var(--radius);background:var(--glass-strong);border:1px solid var(--hairline);box-shadow:var(--shadow),var(--sheen);backdrop-filter:blur(24px) saturate(180%);-webkit-backdrop-filter:blur(24px) saturate(180%)}.menu-panel a{color:var(--text);padding:10px 14px;border-radius:12px;font-size:15px}.menu-panel a:hover{background:#0000000d;text-decoration:none}main{max-width:1080px;margin:0 auto;padding:40px 22px 56px}footer{border-top:1px solid var(--hairline);padding:28px 22px 40px;font-size:13px;color:var(--muted);max-width:1080px;margin:0 auto}footer a{color:var(--muted);margin-right:18px}h1{letter-spacing:-.03em;line-height:1.15}h2{letter-spacing:-.02em;margin-top:2em}.pill{display:inline-block;background:#6366f11f;color:var(--accent-strong);padding:3px 12px;border-radius:999px;font-size:12px}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--hairline);font-size:14px;vertical-align:top}code{background:#0000000d;padding:1px 6px;border-radius:6px;font-size:13px;font-family:ui-monospace,SF Mono,SFMono-Regular,Menlo,monospace}pre{border-radius:14px;box-shadow:var(--shadow);overflow-x:auto}pre code{background:none;padding:0}.card{border:1px solid var(--hairline);border-radius:var(--radius);padding:20px;margin-bottom:16px;background:var(--glass);box-shadow:var(--shadow),var(--sheen);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%)}.btn{display:inline-block;padding:10px 20px;border-radius:999px;background:var(--accent);color:#fff;font-size:15px;font-weight:500;box-shadow:0 6px 18px #4f46e54d,var(--sheen);transition:transform .15s ease,background .15s ease}.btn:hover{background:var(--accent-strong);text-decoration:none;transform:translateY(-1px)}.btn-secondary{background:var(--glass-strong);color:var(--text);border:1px solid var(--hairline);box-shadow:var(--shadow),var(--sheen);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%)}.btn-secondary:hover{background:#fff}@media (max-width: 760px){.nav-desktop{display:none}.nav-mobile{display:block}main{padding:28px 16px 48px}.site-header{top:8px;padding:0 10px}table{display:block;overflow-x:auto}}@media (prefers-reduced-motion: reduce){html{scroll-behavior:auto}.btn{transition:none}}