@import "https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css";
@import "https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@400;600&display=swap";
:root{--slate-dark:#141413;--slate-medium:#3d3d3a;--ivory-medium:#f0eee6;--ivory-light:#faf9f5;--cloud-medium:#b0aea5;--cloud-dark:#87867f;--stone:#cccbc8;--oat-warm:#e3dacc;--manilla:#f5e3c7;--clay:#d97757;--clay-deep:#c6613f;--serif:"Noto Serif KR", "Source Serif Pro", Charter, Georgia, "Apple SD Gothic Neo", ui-serif, serif;--sans:"Pretendard Variable", Pretendard, Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;--mono:"JetBrains Mono", "SF Mono", "Cascadia Code", Menlo, Consolas, ui-monospace, monospace;--max:1280px;--section-gap:100px;--card-pad:32px;--card-radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{background:var(--ivory-medium);color:var(--slate-dark);font-family:var(--serif);-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word;margin:0;font-size:20px;font-weight:400;line-height:1.4}h1,h2,h3,h4,p,ul,ol,dl,table,figure{margin:0;font-weight:400}strong,b{font-weight:600}a{color:inherit;text-underline-offset:3px;text-decoration:underline;text-decoration-thickness:1px}a:hover{text-decoration-thickness:2px}code,pre,kbd{font-family:var(--mono);font-variant-ligatures:none;font-weight:400}p code{background:var(--oat-warm);border-radius:4px;padding:1px 6px;font-size:.82em}button{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0}img{max-width:100%;height:auto}:focus-visible{outline:1px solid var(--slate-dark);outline-offset:3px}::selection{background:var(--manilla)}.ui{font-family:var(--sans);letter-spacing:-.005em;font-size:16px;line-height:1.25}.caption{font-family:var(--sans);letter-spacing:-.02em;font-size:12px;line-height:1.4}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip-link{background:var(--ivory-light);color:var(--slate-dark);font-family:var(--sans);z-index:30;padding:8px 16px;font-size:15px;text-decoration:none;position:absolute;top:-60px;left:16px}.skip-link:focus{top:12px}.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 32px}.btn-ivory{background:var(--ivory-light);color:var(--slate-dark);font-family:var(--sans);letter-spacing:-.005em;border:0;border-radius:0 0 8px 8px;justify-content:center;align-items:center;padding:12px 31px;font-size:16px;font-weight:500;line-height:1;text-decoration:none;display:inline-flex}.btn-ivory:hover{background:#fff;text-decoration:none}.btn-ivory.compact{letter-spacing:-.02em;padding:8px 16px;font-size:12px}.btn-clay{background:var(--clay);color:#fff;font-family:var(--sans);letter-spacing:-.005em;border:0;border-radius:8px;justify-content:center;align-items:center;padding:12px 31px;font-size:16px;font-weight:500;line-height:1;text-decoration:none;display:inline-flex}.btn-clay:hover{background:var(--clay-deep);text-decoration:none}.btn-outline{color:var(--slate-dark);border:1px solid var(--cloud-dark);font-family:var(--sans);letter-spacing:-.02em;background:0 0;border-radius:12px;justify-content:center;align-items:center;padding:8px 16px;font-size:12px;font-weight:500;line-height:1.25;text-decoration:none;display:inline-flex}.btn-outline:hover{border-color:var(--slate-dark);text-decoration:none}.text-link{font-family:var(--sans);padding:12px 0;font-size:16px;font-weight:500;line-height:1;text-decoration:none;display:inline-block}.text-link:hover{text-decoration:underline}.topbar{z-index:20;background:var(--ivory-medium);position:sticky;top:0}.topbar nav{max-width:var(--max);justify-content:space-between;align-items:center;gap:24px;margin:0 auto;padding:22px 32px;display:flex}.topbar .brand{font-family:var(--sans);letter-spacing:.14em;text-transform:uppercase;align-items:center;gap:10px;font-size:12px;font-weight:700;text-decoration:none;display:flex}.topbar .brand img{width:22px;height:22px;display:block}.topbar .links{align-items:center;gap:24px;display:flex}.topbar .links a{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);white-space:nowrap;font-size:12px;font-weight:500;text-decoration:none;transition:color .12s}.topbar .links a:hover{color:var(--slate-dark)}.topbar .links a.btn-ivory{color:var(--slate-dark);margin-left:8px}.menu-button{justify-content:center;align-items:center;width:36px;height:36px;display:none}.label{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);margin-bottom:12px;font-size:12px;font-weight:600}.meta{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);font-size:12px;font-weight:500}.meta b{color:var(--slate-dark);font-weight:600}.card{background:var(--ivory-light);border:1px solid var(--stone);border-radius:var(--card-radius);padding:var(--card-pad)}.card.warm{background:var(--manilla);border-color:#0000}.card.oat{background:var(--oat-warm);border-color:#0000}.muted{color:var(--cloud-dark)}.small{font-family:var(--sans);letter-spacing:-.02em;font-size:12px}.hero{padding-top:100px;padding-bottom:var(--section-gap);grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:end;gap:64px;display:grid}.hero-mark{width:76px;height:76px;margin-bottom:32px;display:block}.hero h1{font-family:var(--sans);letter-spacing:-.12px;font-size:clamp(38px,4.8vw,61px);font-weight:700;line-height:1.1}.hero h1 a{text-underline-offset:6px;text-decoration-thickness:2px}.hero h1 a:hover{text-decoration-thickness:3px}.hero-side p{font-size:20px;line-height:1.4}.hero-side p+p{margin-top:16px}.hero-actions{flex-wrap:wrap;align-items:center;gap:8px 16px;margin-top:32px;display:flex}.hero-meta{margin-top:24px}.section{padding-top:var(--section-gap)}.section-head{grid-template-columns:minmax(0,260px) minmax(0,1fr) minmax(0,1fr);align-items:start;gap:32px;margin-bottom:32px;display:grid}.section-head h2{font-size:clamp(28px,2.8vw,36px);line-height:1.15}.section-head p{font-size:20px;line-height:1.4}.section h3{font-family:var(--sans);letter-spacing:-.05px;font-size:24px;font-weight:600;line-height:1.3}.section h4{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);font-size:12px;font-weight:600}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;display:grid}.stack>*+*{margin-top:24px}.code-block{background:var(--ivory-light);border:1px solid var(--stone);border-radius:12px;overflow:hidden}.card.warm .code-block{border-color:#0000}.code-head{border-bottom:1px solid var(--stone);font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);justify-content:space-between;align-items:center;gap:12px;padding:12px 20px;font-size:12px;font-weight:500;display:flex}.card.warm .code-head{border-bottom-color:var(--oat-warm)}.code-block pre{margin:0;padding:20px;font-size:15px;line-height:1.55;overflow-x:auto}.code-output{border-top:1px solid var(--stone);align-items:baseline;gap:16px;padding:12px 20px;font-size:15px;display:flex}.card.warm .code-output{border-top-color:var(--oat-warm)}.code-output span{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);font-size:12px;font-weight:500}.code-output code{white-space:pre-wrap}.copy-button{font-family:var(--sans);letter-spacing:-.02em;color:var(--slate-dark);border:1px solid var(--cloud-dark);white-space:nowrap;background:0 0;border-radius:12px;align-items:center;gap:6px;padding:5px 12px;font-size:12px;font-weight:500;display:inline-flex}.copy-button:hover{border-color:var(--slate-dark)}.command-row{background:var(--ivory-medium);border:1px solid var(--stone);border-radius:12px;justify-content:space-between;align-items:center;gap:16px;margin-top:12px;padding:10px 10px 10px 16px;display:flex}.command-row code{font-size:14px}.feature{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:48px;padding:clamp(32px,5vw,64px);display:grid}.feature h2{font-size:clamp(28px,2.8vw,36px);line-height:1.15}.feature p{margin-top:16px}.feature .stat-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:32px;display:grid}.feature .stat-row div{border-top:1px solid var(--slate-dark);padding-top:12px}.feature .stat-row span{font-family:var(--sans);letter-spacing:-.02em;color:var(--slate-medium);font-size:12px;font-weight:500;display:block}.feature .stat-row b{font-family:var(--sans);letter-spacing:-.12px;margin-top:8px;font-size:32px;font-weight:700;line-height:1.1;display:block}.steps{counter-reset:step;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;padding:0;list-style:none;display:grid}.steps li{background:var(--ivory-light);border:1px solid var(--stone);border-radius:var(--card-radius);padding:24px}.steps li:before{counter-increment:step;content:counter(step, decimal-leading-zero);font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-dark);margin-bottom:12px;font-size:12px;font-weight:600;display:block}.steps strong{font-family:var(--sans);letter-spacing:-.05px;font-size:24px;font-weight:600;line-height:1.3;display:block}.steps p{margin-top:8px;font-size:18px}.table-wrap{overflow-x:auto}table{border-collapse:collapse;width:100%;font-family:var(--sans);letter-spacing:-.005em;font-size:15px}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--stone);padding:12px 24px 12px 0;line-height:1.4}th{letter-spacing:-.02em;color:var(--cloud-dark);padding-top:0;font-size:12px;font-weight:600}tr:last-child td{border-bottom:0}td:last-child,th:last-child{padding-right:0}th.num,td.num{text-align:right;font-variant-numeric:tabular-nums}tr.highlight td{font-weight:600}td.mono,.mono{font-family:var(--mono);font-size:13px}.status-off{color:var(--cloud-dark)}.tier-table td:nth-child(2),.tier-table td:nth-child(3){white-space:nowrap}.lesson-table td:first-child{color:var(--cloud-dark);width:40px;padding-top:14px;font-size:12px}.lesson-table td:nth-child(3){color:var(--slate-medium)}.dl-table td:first-child{min-width:240px}.hash-cell{align-items:center;gap:12px;display:flex}.hash-cell code{word-break:break-all;color:var(--slate-medium);font-size:12px}.kv td:first-child{color:var(--slate-medium);width:45%}.example-tabs{flex-wrap:wrap;gap:8px;margin-bottom:24px;display:flex}.example-tabs button{border:1px solid var(--cloud-dark);color:var(--slate-dark);font-family:var(--sans);letter-spacing:-.02em;border-radius:12px;padding:8px 16px;font-size:12px;font-weight:500;line-height:1.25}.example-tabs button:hover{border-color:var(--slate-dark)}.example-tabs button.active{background:var(--slate-dark);border-color:var(--slate-dark);color:var(--ivory-light)}.note{max-width:60em;margin-top:24px;font-size:18px}.link-row{font-family:var(--sans);letter-spacing:-.005em;flex-wrap:wrap;gap:8px 24px;margin-top:24px;font-size:16px;font-weight:500;display:flex}.card h3{font-family:var(--sans);letter-spacing:-.05px;font-size:24px;font-weight:600;line-height:1.3}.card h3+p{margin-top:8px;font-size:18px}.card p+h3{margin-top:32px}.card .label+h3{margin-top:0}.card>p.muted{color:var(--slate-medium);font-size:18px}.reference-box{margin-top:var(--section-gap);grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:48px;padding:clamp(32px,5vw,64px);display:grid}.reference-box h2{font-size:clamp(28px,2.8vw,36px);line-height:1.15}.reference-box p{max-width:40em;margin-top:12px}footer{background:var(--slate-dark);color:var(--ivory-light);margin-top:var(--section-gap)}footer .inner{max-width:var(--max);grid-template-columns:minmax(0,1.4fr) repeat(2,minmax(0,1fr));gap:32px;margin:0 auto;padding:76px 32px;display:grid}footer .brand-mark{width:26px;height:26px;margin-bottom:16px;display:block}footer .brand-name{font-family:var(--sans);letter-spacing:.14em;text-transform:uppercase;font-size:12px;font-weight:700}footer p.small{color:var(--cloud-medium);margin-top:8px}footer h4{font-family:var(--sans);letter-spacing:-.02em;color:var(--ivory-light);margin-bottom:8px;font-size:12px;font-weight:600}footer ul{gap:8px;padding:0;list-style:none;display:grid}footer ul a{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-medium);font-size:12px;font-weight:400;text-decoration:none}footer ul a:hover{color:var(--ivory-light);text-decoration:underline}footer .bottom{border-top:1px solid var(--slate-medium)}footer .bottom .inner{font-family:var(--sans);letter-spacing:-.02em;color:var(--cloud-medium);padding:24px 32px;font-size:12px;display:block}@media (max-width:900px){:root{--section-gap:76px;--card-pad:24px}body{font-size:18px}.wrap{padding:0 16px}.topbar nav{flex-wrap:wrap;padding:14px 16px}.menu-button{display:inline-flex}.topbar .links{flex-direction:column;align-items:flex-start;gap:0;width:100%;padding:8px 0 4px;display:none}.topbar .links.open{display:flex}.topbar .links a{border-top:1px solid var(--stone);width:100%;padding:12px 0;font-size:15px}.topbar .links a.btn-ivory{border-top:0;width:auto;margin:12px 0 0;padding:10px 20px}.hero{grid-template-columns:1fr;align-items:start;gap:32px;padding-top:48px}.hero-mark{width:56px;height:56px;margin-bottom:24px}.hero-side p{font-size:18px}.section-head{grid-template-columns:1fr;gap:12px}.section-head p{font-size:18px}.grid-2,.steps,.feature,.reference-box{grid-template-columns:1fr}.feature{gap:24px}th,td{padding-right:16px}.dl-table{min-width:640px}.dl-table td:first-child{min-width:0}footer .inner{grid-template-columns:1fr;padding:48px 16px}footer .bottom .inner{padding:20px 16px}}