:root{--accent: #2563eb;--accent-dark: #1d4ed8;--accent-light: #dbeafe;--black: 15, 18, 25;--gray: 96, 115, 159;--gray-light: 229, 233, 240;--gray-dark: 34, 41, 57;--gray-50: #f8fafc;--gray-100: #f1f5f9;--gray-200: #e2e8f0;--gray-600: #475569;--gray-700: #334155;--gray-800: #1e293b;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 10px 15px -3px rgba(0, 0, 0, .08);--shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, .15);--radius-2xl: 1.5rem;--radius-xl: 1rem;--radius-lg: .75rem;--radius-full: 9999px}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:Pretendard Variable,Pretendard,-apple-system,BlinkMacSystemFont,system-ui,Roboto,Helvetica Neue,Segoe UI,Apple SD Gothic Neo,Noto Sans KR,Malgun 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.7rem;color:var(--gray-800);line-height:1.3;font-weight:800}h1{font-size:1.7rem}h2{font-size:1.3rem;margin-top:1.8rem}h3{font-size:1.15rem}h4{font-size:1.05rem}h5{font-size:1rem}.content-card>h1:first-child,.content-card>h2:first-child,.content-card>section:first-child>h1:first-child,.content-card>section:first-child>h2:first-child{margin-top:0}strong,b{font-weight:700}a{color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-dark)}a:visited{color:var(--accent)}a:visited:hover{color:var(--accent-dark)}p{margin-top:0;margin-bottom:1em;color:var(--gray-700)}textarea,input{font-size:16px}table{width:100%}img{max-width:100%;height:auto;border-radius:8px}code{padding:2px 6px;background-color:rgb(var(--gray-light));border-radius:4px;font-size:.9em}pre{padding:1.2em;border-radius:8px;overflow-x:auto}pre>code{all:unset}blockquote{border-left:4px solid var(--accent);padding:.5em 0 .5em 20px;margin:1em 0;font-size:1.05em;color:var(--gray-700);background:#2563eb0a;border-radius:0 8px 8px 0}hr{border:none;border-top:1px solid var(--gray-200);margin:2em 0}ul,ol{padding-left:1.5em;color:var(--gray-700)}li{margin-bottom:.4em}@media(max-width:720px){main{padding:1rem 1rem 2rem}.content-card{padding:1.5rem 1.2rem;border-radius:var(--radius-xl)}h1{font-size:1.5rem}h2{font-size:1.2rem}}.sr-only{border:0;padding:0;margin:0;position:absolute!important;height:1px;width:1px;overflow:hidden;clip:rect(1px 1px 1px 1px);clip:rect(1px,1px,1px,1px);clip-path:inset(50%);white-space:nowrap}footer[data-astro-cid-sz7xmlte]{padding:2em 1em 6em;background:linear-gradient(var(--gray-gradient)) no-repeat;color:rgb(var(--gray));text-align:center}.social-links[data-astro-cid-sz7xmlte]{display:flex;justify-content:center;gap:1em;margin-top:1em}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{text-decoration:none;color:rgb(var(--gray))}.social-links[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:rgb(var(--gray-dark))}a[data-astro-cid-eimmu3lg]{display:inline-block;text-decoration:none}a[data-astro-cid-eimmu3lg].active{font-weight:bolder;text-decoration:underline}header{margin:0;padding:0;background:#ffffffe6;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(229,233,240,.5);box-shadow:0 1px 3px #0000000a;position:sticky;top:0;z-index:100}header nav{display:flex;align-items:center;justify-content:space-between;max-width:800px;margin:0 auto;padding:0 1.5rem;min-height:60px}header .brand{font-size:1.15rem;font-weight:800;background:linear-gradient(135deg,#1e3a8a,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none!important;letter-spacing:-.01em}header .brand:hover{opacity:.85}header .brand:visited{background:linear-gradient(135deg,#1e3a8a,#3b82f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}header .internal-links{display:flex;gap:.2rem}header .nav-link{display:inline-block;padding:.6rem .9rem;color:#334155!important;text-decoration:none!important;font-size:.95rem;font-weight:600;border-radius:8px;transition:all .15s ease;border-bottom:none!important}header .nav-link:hover{color:#2563eb!important;background:#2563eb14}header .nav-link.active{color:#2563eb!important;background:#2563eb1a;font-weight:700}header .nav-link:visited{color:#334155!important}@media(max-width:720px){header nav{padding:0 1rem;min-height:52px}header .brand{font-size:1rem}header .nav-link{padding:.5rem .6rem;font-size:.85rem}}