:root{--font-sans:"Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Segoe UI", "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;--font-mono:"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;--gold:#dfc199;--gold-bright:#ecd6b4;--gold-ink:#1e1709;--meteor:#7fd6f7;--dusk:#f6b17a;--radius-sm:10px;--radius:16px;--radius-lg:24px;--content:1160px;--content-wide:1440px;--gutter:clamp(16px, 4vw, 32px);--ease:cubic-bezier(.2, .7, .2, 1);--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#0a0c17;--bg-alt:#0e1121;--surface:#141831;--surface-hover:#1a1f3c;--border:#ffffff14;--border-strong:#ffffff24;--text:#ece9e3;--text-muted:#a2a6ba;--text-faint:#6f7491;--accent:var(--gold);--accent-soft:#dfc1991f;--shadow:0 1px 0 #ffffff0a inset, 0 20px 40px -24px #0009}:root[data-theme=light]{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f7f4ee;--bg-alt:#efeae1;--surface:#fff;--surface-hover:#fbf8f3;--border:#1c1f2e17;--border-strong:#1c1f2e29;--text:#1c1f2e;--text-muted:#555a6e;--text-faint:#858a9c;--accent:#7a5c30;--accent-soft:#b48c5024;--shadow:0 1px 2px #1c1f2e0a, 0 18px 36px -24px #1c1f2e40}.night,.on-night{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--text:#f1eee8;--text-muted:#b3b7cb;--text-faint:#7d82a0;--border:#ffffff1a;--border-strong:#ffffff2e;--accent:var(--gold);color:var(--text)}.night{background:radial-gradient(120% 80% at 85% -10%,#7077a159,#0000 60%),radial-gradient(90% 60% at 0 110%,#f6b17a29,#0000 60%),linear-gradient(#0b0e1d 0%,#151a33 55%,#1d2142 100%)}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;scroll-behavior:smooth}body{background:var(--bg);min-height:100vh;color:var(--text);font-family:var(--font-sans);word-break:keep-all;overflow-wrap:break-word;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;font-size:16px;line-height:1.65;transition:background-color .3s,color .3s}h1,h2,h3,h4,p{margin:0}h1,h2,h3{letter-spacing:-.02em;text-wrap:balance;line-height:1.25}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto}code{font-family:var(--font-mono);font-size:.9em}ul{margin:0;padding:0}:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}::selection{background:#dfc19959}.container{width:100%;max-width:var(--content);padding-inline:var(--gutter);margin-inline:auto}.container.wide{max-width:var(--content-wide)}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;position:absolute!important}.section,.screen{flex-direction:column;justify-content:center;min-height:100svh;display:flex}.section{padding-block:clamp(88px,11vh,128px)}.section-head{max-width:640px;margin-bottom:clamp(36px,5vw,56px)}.section-head.center{text-align:center;margin-inline:auto}.eyebrow{color:var(--accent);letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:8px;margin-bottom:14px;font-size:.8125rem;font-weight:600;display:inline-flex}.eyebrow:before{content:"";background:currentColor;border-radius:1px;width:7px;height:7px;transform:rotate(45deg)}.section-title{font-size:clamp(1.75rem,3.6vw,2.5rem);font-weight:700}.section-lead{color:var(--text-muted);margin-top:14px;font-size:clamp(1rem,1.6vw,1.125rem)}.button{min-height:48px;color:inherit;font:inherit;cursor:pointer;transition:background-color .2s, border-color .2s, color .2s, transform .2s var(--ease), box-shadow .2s;background:0 0;border:1px solid #0000;border-radius:999px;justify-content:center;align-items:center;gap:10px;padding:0 22px;font-weight:600;line-height:1.2;display:inline-flex}.button:active{transform:translateY(1px)}.button.primary{background:var(--gold);color:var(--gold-ink);box-shadow:0 10px 30px -12px #dfc19999}.button.primary:hover{background:var(--gold-bright)}.button.ghost{border-color:var(--border-strong);color:var(--text)}.button.ghost:hover{background:#7f7f7f1a}.icon-button{border:1px solid var(--border);width:40px;height:40px;color:var(--text-muted);cursor:pointer;background:0 0;border-radius:999px;place-items:center;padding:0;transition:color .2s,background-color .2s,border-color .2s;display:inline-grid}.icon-button:hover{color:var(--text);border-color:var(--border-strong);background:#7f7f7f1f}.code-window{border-radius:var(--radius);color:#e6e2da;background:#0d1022;border:1px solid #ffffff1a;overflow:hidden;box-shadow:0 30px 60px -30px #050714b3}.code-window pre{font-family:var(--font-mono);tab-size:4;margin:0;padding:20px 22px 24px;font-size:.875rem;line-height:1.75;overflow-x:auto}.code-window .tok-kw{color:#e8bf86}.code-window .tok-fn{color:var(--meteor)}.code-window .tok-str{color:#b8dc9f}.code-window .tok-com{color:#6c7193;font-style:italic}.code-window .tok-punc{color:#9aa0bb}.js [data-reveal]{opacity:0;transition:opacity .7s var(--ease), transform .7s var(--ease);transition-delay:var(--reveal-delay,0s);transform:translateY(18px)}.js [data-reveal].is-visible{opacity:1;transform:none}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.js [data-reveal]{opacity:1;transition:none;transform:none}*,:before,:after{animation-duration:.01ms!important;animation-iteration-count:1!important}}