:root{--color-bg: #ffffff;--color-bg-alt: #f7f8fa;--color-bg-card: #ffffff;--color-text: #1a1a2e;--color-text-muted: #5a5a72;--color-text-light: #8888a0;--color-accent: #b3261e;--color-accent-hover: #8c1d18;--color-border: #e0e0e6;--color-border-light: #eeeff3;--color-link: #1a5276;--color-link-hover: #0e3450;--font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--leading-tight: 1.25;--leading-normal: 1.6;--leading-relaxed: 1.75;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--space-24: 6rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 2px rgba(0,0,0,.05);--shadow-md: 0 2px 8px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.1);--max-width: 72rem;--content-width: 52rem}@media(prefers-color-scheme:dark){:root{--color-bg: #0f0f1a;--color-bg-alt: #1a1a2e;--color-bg-card: #1a1a2e;--color-text: #e8e8f0;--color-text-muted: #a0a0b8;--color-text-light: #6e6e88;--color-accent: #e07066;--color-accent-hover: #f09088;--color-border: #2a2a40;--color-border-light: #222238;--color-link: #6fb3d6;--color-link-hover: #9cd0ef}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text);background-color:var(--color-bg);min-height:100vh;display:flex;flex-direction:column}img{max-width:100%;height:auto;display:block}a{color:var(--color-link);text-decoration:none;transition:color .15s ease}a:hover{color:var(--color-link-hover);text-decoration:underline}:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}h1,h2,h3,h4,h5,h6{line-height:var(--leading-tight);font-weight:600;color:var(--color-text)}h1{font-size:var(--text-4xl)}h2{font-size:var(--text-3xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}p+p{margin-top:var(--space-4)}strong{font-weight:600}.container{width:100%;max-width:var(--max-width);margin-inline:auto;padding-inline:var(--space-6)}.content-narrow{max-width:var(--content-width)}.section{padding-block:var(--space-16)}.section+.section{border-top:1px solid var(--color-border-light)}.section--alt{background-color:var(--color-bg-alt)}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-6)}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-6)}@media(max-width:1024px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}}.card{background:var(--color-bg-card);border:1px solid var(--color-border-light);border-radius:var(--radius-md);padding:var(--space-6);transition:box-shadow .2s ease,border-color .2s ease}.card:hover{box-shadow:var(--shadow-md);border-color:var(--color-border)}.card a{text-decoration:none}.btn{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);border-radius:var(--radius-sm);font-size:var(--text-sm);font-weight:500;text-decoration:none;transition:background-color .15s ease,color .15s ease;cursor:pointer;border:none}.btn-primary{background-color:var(--color-accent);color:#fff}.btn-primary:hover{background-color:var(--color-accent-hover);color:#fff;text-decoration:none}.btn-secondary{background-color:transparent;color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background-color:var(--color-bg-alt);text-decoration:none}.tag{display:inline-block;padding:var(--space-1) var(--space-3);background:var(--color-bg-alt);border-radius:100px;font-size:var(--text-xs);color:var(--color-text-muted);font-weight:500}.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}.text-muted{color:var(--color-text-muted)}.text-light{color:var(--color-text-light)}.text-sm{font-size:var(--text-sm)}.text-xs{font-size:var(--text-xs)}.text-lg{font-size:var(--text-lg)}.font-semibold{font-weight:600}.mt-4{margin-top:var(--space-4)}.mt-8{margin-top:var(--space-8)}.mb-4{margin-bottom:var(--space-4)}.mb-8{margin-bottom:var(--space-8)}.site-header[data-astro-cid-ufnuptgu]{position:sticky;top:0;z-index:100;background:var(--color-bg);border-bottom:1px solid var(--color-border-light);backdrop-filter:blur(8px)}.header-inner[data-astro-cid-ufnuptgu]{display:flex;align-items:center;justify-content:space-between;height:3.5rem}.site-logo[data-astro-cid-ufnuptgu]{font-size:var(--text-lg);font-weight:700;color:var(--color-text);text-decoration:none;letter-spacing:-.01em}.site-logo[data-astro-cid-ufnuptgu]:hover{color:var(--color-accent);text-decoration:none}.nav-list[data-astro-cid-ufnuptgu]{display:flex;list-style:none;gap:var(--space-1)}.nav-link[data-astro-cid-ufnuptgu]{display:block;padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-weight:500;color:var(--color-text-muted);border-radius:var(--radius-sm);text-decoration:none;transition:color .15s ease,background-color .15s ease}.nav-link[data-astro-cid-ufnuptgu]:hover{color:var(--color-text);background-color:var(--color-bg-alt);text-decoration:none}.nav-link[data-astro-cid-ufnuptgu].active{color:var(--color-text);background-color:var(--color-bg-alt)}.mobile-menu-btn[data-astro-cid-ufnuptgu]{display:none;background:none;border:none;cursor:pointer;padding:var(--space-2)}.hamburger[data-astro-cid-ufnuptgu]{display:block;width:20px;height:2px;background:var(--color-text);position:relative;transition:background .2s}.hamburger[data-astro-cid-ufnuptgu]:before,.hamburger[data-astro-cid-ufnuptgu]:after{content:"";position:absolute;left:0;width:100%;height:2px;background:var(--color-text);transition:transform .2s}.hamburger[data-astro-cid-ufnuptgu]:before{top:-6px}.hamburger[data-astro-cid-ufnuptgu]:after{top:6px}@media(max-width:768px){.mobile-menu-btn[data-astro-cid-ufnuptgu]{display:block}.main-nav[data-astro-cid-ufnuptgu]{display:none;position:absolute;top:3.5rem;left:0;right:0;background:var(--color-bg);border-bottom:1px solid var(--color-border);padding:var(--space-4) var(--space-6)}.main-nav[data-astro-cid-ufnuptgu].open{display:block}.nav-list[data-astro-cid-ufnuptgu]{flex-direction:column;gap:0}.nav-link[data-astro-cid-ufnuptgu]{padding:var(--space-3) var(--space-2);font-size:var(--text-base)}}.site-footer[data-astro-cid-qot4wqpz]{margin-top:auto;border-top:1px solid var(--color-border-light);padding-block:var(--space-12)}.footer-inner[data-astro-cid-qot4wqpz]{display:flex;flex-direction:column;gap:var(--space-8)}.footer-main[data-astro-cid-qot4wqpz]{display:flex;justify-content:space-between;gap:var(--space-8)}.footer-name[data-astro-cid-qot4wqpz]{font-weight:600;margin-bottom:var(--space-1)}.footer-nav-list[data-astro-cid-qot4wqpz]{list-style:none;display:flex;gap:var(--space-6)}.footer-link[data-astro-cid-qot4wqpz]{font-size:var(--text-sm);color:var(--color-text-muted)}.footer-link[data-astro-cid-qot4wqpz]:hover{color:var(--color-text)}.footer-bottom[data-astro-cid-qot4wqpz]{border-top:1px solid var(--color-border-light);padding-top:var(--space-6)}@media(max-width:640px){.footer-main[data-astro-cid-qot4wqpz]{flex-direction:column}.footer-nav-list[data-astro-cid-qot4wqpz]{flex-direction:column;gap:var(--space-3)}}