*{margin:0;padding:0;box-sizing:border-box;max-width:100%}[hidden]{display:none!important}html{overflow-x:hidden;width:100%;scroll-behavior:smooth}:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#3b82f6;--primary-soft:#eff6ff;--secondary:#64748b;--dark:#0f172a;--gray-50:#fafafa;--gray-100:#f4f4f5;--gray-200:#e4e4e7;--gray-300:#d4d4d8;--gray-400:#a1a1aa;--gray-500:#71717a;--gray-600:#52525b;--gray-700:#3f3f46;--gray-800:#27272a;--gray-900:#18181b;--white:#ffffff;--success:#059669;--gradient:linear-gradient(135deg, #2563eb 0%, #4f46e5 50%, #3b82f6 100%);--gradient-subtle:linear-gradient(180deg, #eff6ff 0%, #eef2ff 50%, #dbeafe 100%);--container-width:1200px;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--shadow-sm:0 1px 2px 0 rgba(0,0,0,0.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,0.07),0 2px 4px -2px rgba(0,0,0,0.05);--shadow-lg:0 10px 15px -3px rgba(0,0,0,0.08),0 4px 6px -4px rgba(0,0,0,0.05);--shadow-xl:0 20px 25px -5px rgba(0,0,0,0.1),0 8px 10px -6px rgba(0,0,0,0.05);--shadow-glow:0 0 40px rgba(37, 99, 235, 0.18);--font:Inter,"Inter Fallback",ui-sans-serif,system-ui,sans-serif;--mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Courier New",monospace}body{width:100%;font-family:var(--font);line-height:1.7;color:var(--gray-700);background-color:#fff;background-image:linear-gradient(to right,#fff 0,#fff calc(50% - 600px),#f9fafb calc(50% - 600px),#f9fafb calc(50% + 600px),#fff calc(50% + 600px),#fff 100%);overflow-x:hidden;position:relative;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body::after{content:'';position:absolute;top:0;bottom:0;left:max(24px,calc(50% - 600px));right:max(24px,calc(50% - 600px));border-left:1px solid rgba(0,0,0,.06);border-right:1px solid rgba(0,0,0,.06);z-index:2;pointer-events:none}@media (max-width:1024px){body::after{display:none}body{background:#f9fafb}}a{color:var(--primary);text-decoration:none}a:not(.nav-link):not(.tool-card):hover{text-decoration:underline}h1,h2,h3{color:var(--dark);line-height:1.25;margin:0 0 .5em;font-weight:700;letter-spacing:-.02em}h1{font-size:clamp(2rem, 4vw, 3rem);font-weight:800}h2{font-size:clamp(1.5rem, 2.6vw, 2rem)}h3{font-size:1.1rem}p{margin:0 0 1em;color:var(--gray-700)}.container{max-width:var(--container-width);margin:0 auto;padding:0 24px}.container.narrow{max-width:820px}.site-header{position:fixed;top:0;left:0;right:0;background:rgba(255,255,255,.96);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.06);z-index:1002}.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--dark);font-weight:700;font-size:20px}.brand:hover{text-decoration:none}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-sm);background:var(--gradient);color:#fff;box-shadow:var(--shadow-glow)}.site-nav{display:flex;align-items:center;gap:28px}.site-nav a:not(.btn){color:#1a1f36;font-weight:500;font-size:15px;transition:opacity .15s}.site-nav a:not(.btn):hover{opacity:.6;text-decoration:none}main{padding-top:72px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 24px;border:none;border-radius:var(--radius-sm);font-family:inherit;font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;transition:.2s}.btn:hover{text-decoration:none}.btn-primary{background:var(--primary);color:var(--white)}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-ghost{background:0 0;color:#1a1f36;border:1px solid rgba(0,0,0,.1)}.btn-ghost:hover{background:rgba(0,0,0,.04);border-color:rgba(0,0,0,.15)}.btn-lg{padding:14px 32px;font-size:16px}.hero{padding:24px 0 32px;position:relative;isolation:isolate;margin-top:0;background-color:#fff}.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 50% at 50% 0,rgba(37,99,235,.12),transparent 60%);z-index:-1}.breadcrumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0 0 16px;font-size:13px;color:var(--gray-500)}.breadcrumbs li+li::before{content:"/";margin-right:6px;color:var(--gray-400)}.breadcrumbs a{color:var(--gray-500)}.breadcrumbs [aria-current=page]{color:var(--gray-700);font-weight:500}.hero h1{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:inline-block;margin-bottom:16px}.lede{font-size:1.125rem;line-height:1.7;color:var(--gray-600);max-width:720px}.lede strong{color:var(--gray-900);font-weight:600}.hero-badges{list-style:none;padding:0;margin:28px 0 0;display:flex;flex-wrap:wrap;gap:10px}.hero-badges li{display:inline-flex;align-items:center;gap:6px;background:var(--white);border:1px solid var(--gray-200);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:500;color:var(--gray-800);box-shadow:var(--shadow-sm)}.content-section{padding:64px 0;background-color:#fff}.content-section.alt{background:0 0;position:relative;isolation:isolate}.content-section.alt::before{content:'';position:absolute;top:0;bottom:0;left:max(24px,calc(50% - 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