@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap";:root{--kc-primary: #3B82F6;--kc-primary-dark: #2563EB;--kc-primary-light: #60A5FA;--kc-secondary: #6366F1;--kc-accent: #93C5FD;--kc-green: #10B981;--kc-green-dark: #059669;--kc-green-dim: rgba(16, 185, 129, .1);--kc-teal: #06B6D4;--kc-purple: #8B5CF6;--bg-primary: #FFFFFF;--bg-secondary: #F8FAFC;--bg-accent: #F1F5F9;--bg-card: rgba(255, 255, 255, .8);--kc-surface: #F8FAFC;--text-primary: #1E293B;--text-secondary: #475569;--text-muted: #64748B;--text-light: #94A3B8;--kc-ink: #1E293B;--kc-ink-soft: #475569;--kc-muted: #64748B;--kc-subtle: #94A3B8;--border-light: rgba(59, 130, 246, .1);--border-medium: rgba(59, 130, 246, .2);--border-dark: rgba(59, 130, 246, .3);--kc-border: #E2E8F0;--glass-bg: rgba(255, 255, 255, .7);--glass-border: rgba(59, 130, 246, .15);--glass-shadow: 0 8px 32px 0 rgba(59, 130, 246, .1);--glass-blur: blur(8px);--font-display: "Inter", system-ui, sans-serif;--font-body: "Inter", system-ui, sans-serif;--radius-sm: 8px;--radius-md: 16px;--radius-lg: 24px;--radius-xl: 32px;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .05);--shadow-md: 0 8px 24px rgba(0, 0, 0, .08);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .12);--shadow-glow: 0 0 24px rgba(59, 130, 246, .2)}@media (prefers-color-scheme: dark){:root:not(.light){--bg-primary: #0F172A;--bg-secondary: #1E293B;--bg-accent: #334155;--bg-card: rgba(30, 41, 59, .8);--kc-surface: #1E293B;--text-primary: #F8FAFC;--text-secondary: #E2E8F0;--text-muted: #CBD5E1;--text-light: #94A3B8;--kc-ink: #F8FAFC;--kc-ink-soft: #E2E8F0;--kc-muted: #CBD5E1;--kc-subtle: #64748B;--border-light: rgba(59, 130, 246, .2);--border-medium: rgba(59, 130, 246, .3);--border-dark: rgba(59, 130, 246, .4);--kc-border: #334155;--glass-bg: rgba(30, 41, 59, .7);--glass-border: rgba(59, 130, 246, .25);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .3);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .4)}}.dark{--bg-primary: #0F172A;--bg-secondary: #1E293B;--bg-accent: #334155;--bg-card: rgba(30, 41, 59, .8);--kc-surface: #1E293B;--text-primary: #F8FAFC;--text-secondary: #E2E8F0;--text-muted: #CBD5E1;--text-light: #94A3B8;--kc-ink: #F8FAFC;--kc-ink-soft: #E2E8F0;--kc-muted: #CBD5E1;--kc-subtle: #64748B;--border-light: rgba(59, 130, 246, .2);--border-medium: rgba(59, 130, 246, .3);--border-dark: rgba(59, 130, 246, .4);--kc-border: #334155;--glass-bg: rgba(30, 41, 59, .7);--glass-border: rgba(59, 130, 246, .25);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .3);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .2);--shadow-md: 0 8px 24px rgba(0, 0, 0, .3);--shadow-lg: 0 16px 48px rgba(0, 0, 0, .4)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;scroll-behavior:smooth}body{font-family:var(--font-body);font-size:1rem;line-height:1.6;color:var(--text-primary);background:var(--bg-primary);min-height:100vh;position:relative;overflow-x:hidden;transition:background-color .3s ease,color .3s ease}body:before{content:"";position:fixed;inset:0;background:radial-gradient(circle at 20% 50%,rgba(59,130,246,.1),transparent 50%),radial-gradient(circle at 80% 80%,rgba(99,102,241,.1),transparent 50%),radial-gradient(circle at 40% 20%,rgba(147,197,253,.08),transparent 50%);pointer-events:none;z-index:-1}h1,h2,h3,h4{font-family:var(--font-display);line-height:1.2;color:var(--text-primary);font-weight:700}h1{font-size:clamp(2rem,4vw,3rem);font-weight:800}h2{font-size:clamp(1.5rem,3vw,2rem);margin-top:2.5rem;margin-bottom:1rem;font-weight:700}h3{font-size:1.25rem;margin-top:2rem;margin-bottom:.75rem;font-weight:600}p{margin-bottom:1.25rem;color:var(--text-secondary)}a{color:var(--kc-primary);text-decoration:none;font-weight:500;transition:all .3s ease;position:relative}a:after{content:"";position:absolute;bottom:-2px;left:0;width:0;height:2px;background:var(--kc-primary);transition:width .3s ease}a:hover{color:var(--kc-primary-dark);text-decoration:none}a:hover:after{width:100%}strong{color:var(--text-primary);font-weight:600}code{font-family:JetBrains Mono,Fira Code,monospace;font-size:.875em;background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-sm);padding:.25em .5em;color:var(--kc-primary);box-shadow:var(--shadow-sm)}blockquote{margin:1.5rem 0;padding:1.5rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);position:relative;overflow:hidden}blockquote:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--kc-green)}blockquote p{color:var(--text-primary);font-style:italic;margin:0;position:relative;z-index:1}table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.9rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}th{background:var(--glass-bg);backdrop-filter:var(--glass-blur);text-align:left;padding:1rem;font-family:var(--font-body);font-size:.875rem;font-weight:600;letter-spacing:.05em;text-transform:uppercase;color:var(--text-primary);border-bottom:2px solid var(--glass-border)}td{padding:1rem;border-bottom:1px solid var(--glass-border);color:var(--text-secondary);vertical-align:top}tr:last-child td{border-bottom:none}ul,ol{padding-left:1.5rem;margin-bottom:1.25rem;color:var(--text-secondary)}li{margin-bottom:.5rem}.container{max-width:1200px;margin:0 auto;padding:0 1.5rem}.container--narrow{max-width:760px;margin:0 auto;padding:0 1.5rem}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.dark-mode-toggle{position:fixed;top:1rem;right:1rem;z-index:1000;background:var(--glass-bg);backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--radius-lg);padding:.75rem;cursor:pointer;transition:all .3s ease;box-shadow:var(--shadow-md);color:var(--text-primary)}.dark-mode-toggle:hover{background:var(--bg-card);transform:scale(1.05);box-shadow:var(--shadow-lg)}.dark-mode-toggle .sun-icon,.dark-mode-toggle .moon-icon{transition:opacity .3s ease,transform .3s ease}.dark-mode-toggle .sun-icon{opacity:1;transform:rotate(0)}.dark-mode-toggle .moon-icon{opacity:0;transform:rotate(-90deg);position:absolute}.dark .dark-mode-toggle .sun-icon{opacity:0;transform:rotate(90deg);position:absolute}.dark .dark-mode-toggle .moon-icon{opacity:1;transform:rotate(0);position:static}