@import url("./fonts/pretendardvariable-dynamic-subset.css");
:root{color-scheme:light dark;--paper:#f8f6ef;--card:#fffef9;--ink:#29382c;--accent:#3c5436;--muted:#61695e;--line:#d9decf;--soft:#e9eedf;--body:1rem;--small:.875rem;--heading:clamp(2.3rem,5vw,3.75rem);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}html{scroll-padding-top:1.5rem}body{margin:0;padding:0 clamp(1.25rem,5vw,4rem);font-size:var(--body);line-height:1.6}a{color:var(--accent);text-underline-position:from-font;text-decoration-thickness:from-font;text-underline-offset:.22em;text-decoration-skip-ink:auto;overflow-wrap:break-word}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:5px;border-radius:3px}::selection{background:var(--soft);color:var(--ink)}.skip{position:absolute;top:-8rem;left:1rem;background:var(--card);padding:.75rem 1rem;z-index:3}.skip:focus{top:1rem}
.site-header{max-width:70rem;margin:auto;padding:2rem 0 1.25rem;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1rem}.brand{font-family:ui-serif,Georgia,"Times New Roman",serif;font-size:1.8rem;font-weight:700;letter-spacing:-.04em;text-decoration:none;line-height:1.2}.language{font-size:var(--small);font-weight:500;min-height:44px;display:flex;align-items:center;white-space:nowrap;padding:.3rem .2rem}.pages{display:flex;flex-wrap:wrap;gap:.35rem;max-width:70rem;margin:auto;border-bottom:1px solid var(--line);padding:0 0 1rem}.pages a{font-size:var(--small);padding:.55rem 1rem;border-radius:999px;text-decoration:none;min-height:44px;display:flex;align-items:center;font-weight:500}.pages a[aria-current=page]{background:var(--soft);font-weight:650}
main{max-width:70rem;margin:auto;outline:none}.hero{padding:3.5rem 0 3rem;max-width:46rem}.eyebrow{font-size:.75rem;letter-spacing:.09em;font-weight:600;color:var(--muted);margin:0 0 1rem}.hero h1{font-size:var(--heading);line-height:1.16;letter-spacing:-.04em;margin:0 0 1.4rem;font-weight:650;text-wrap:balance}:lang(en-US) .hero h1,:lang(en) .welcome h1{font-family:ui-serif,Georgia,"Times New Roman",serif;font-weight:400;letter-spacing:-.035em}.intro{font-size:1.125rem;color:var(--muted);max-width:48ch;line-height:1.6;text-wrap:pretty;margin:0}.revision{font-size:.75rem;color:var(--muted);margin:1.25rem 0 0;font-variant-numeric:tabular-nums}
.reading-layout{display:grid;grid-template-columns:15rem minmax(0,1fr);gap:clamp(2rem,6vw,5rem);align-items:start}.contents{position:sticky;top:1.5rem;font-size:var(--small);padding:1.25rem;background:var(--soft);border-radius:1rem}.contents summary{cursor:pointer;font-weight:600;min-height:44px;line-height:1.5}.contents ol{list-style:none;padding:0;margin:.7rem 0 0}.contents li{margin:.15rem 0}.contents a{display:block;padding:.4rem 0;min-height:44px;line-height:1.5;text-decoration:none}.contents a:hover{text-decoration:underline}article{max-width:68ch;min-width:0}article section{padding:0 0 2.25rem;margin-bottom:2.25rem;border-bottom:1px solid var(--line)}h2{font-size:1.25rem;letter-spacing:-.015em;font-weight:650;line-height:1.4;margin:0 0 1rem;text-wrap:balance}p{margin:.85rem 0}article p{overflow-wrap:break-word}article li{margin:.5rem 0}.related{list-style:none;padding:0;margin:1.25rem 0 0}.related a{display:inline-block;min-height:44px;padding:.45rem 0}
.contact{margin:1rem 0 3rem;background:var(--soft);border-radius:1.25rem;padding:clamp(1.25rem,4vw,2rem)}.contact h2{margin:0}.contact p{font-size:1.125rem}.contact button{font:inherit;font-size:var(--small);font-weight:550;min-height:44px;padding:.55rem 1rem;border:1px solid var(--line);border-radius:.75rem;color:var(--accent);background:var(--card);cursor:pointer}.contact button:active{opacity:.7}#copy-status{display:inline-block;margin-left:.75rem;font-size:var(--small)}footer{max-width:70rem;margin:auto;border-top:1px solid var(--line);padding:1.5rem 0 2.5rem;display:flex;align-items:center;gap:.5rem 1.25rem;flex-wrap:wrap;color:var(--muted);font-size:var(--small)}footer a{min-height:44px;display:inline-flex;align-items:center}.welcome{max-width:42rem;min-height:90svh;display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:3rem 0}.welcome h1{font-size:var(--heading);line-height:1.16;letter-spacing:-.03em;margin:2rem 0 0}.language-options{display:flex;flex-wrap:wrap;gap:1rem;margin:1.5rem 0}.language-options a{padding:.8rem 1.25rem;border-radius:1rem;background:var(--soft);font-weight:600;text-decoration:none}
@media(max-width:760px){.site-header{padding-top:1.4rem}.hero{padding:2.5rem 0}.reading-layout{grid-template-columns:minmax(0,1fr);gap:2rem}.contents{position:static}.contents ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.1rem .8rem}article section{padding-bottom:1.5rem;margin-bottom:1.75rem}.pages a{padding:.55rem .8rem}.hero h1,.welcome h1{line-height:1.4}.contact{margin-top:0}}@media(max-width:380px){.contents ol{grid-template-columns:minmax(0,1fr)}.hero h1{font-size:2.3rem}}@media(prefers-color-scheme:dark){:root{--paper:#171c19;--card:#222a24;--ink:#edf0e5;--accent:#c0d1b1;--muted:#b1b9ac;--line:#3a483a;--soft:#293629}}@media(prefers-reduced-motion:no-preference){a,button{transition:color .12s ease,background-color .12s ease}}@media print{body{color:#111;background:white}.pages,.language,.contents,.contact button,.skip{display:none}.reading-layout{display:block}article{max-width:none}.hero{padding:1rem 0}article section{break-inside:avoid}footer{display:none}}

:root:lang(ko){font-family:"Pretendard Variable",-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo",sans-serif}