:root{--canvas:#f6f5f1;--surface:#fff;--ink:#202620;--muted:#62695f;--border:#d9ded4;--font:"Apple SD Gothic Neo",system-ui,sans-serif;--space:4px;--radius:8px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:32px}body{margin:0;background:var(--canvas);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}a:focus-visible{outline:3px solid currentColor;outline-offset:6px}a:hover{text-decoration:underline;text-underline-offset:5px}.wrap{width:min(1440px,100% - 64px);margin:auto}.site-header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.wordmark{font-size:24px;font-weight:750;letter-spacing:-1.3px}.wordmark>span:first-child{font-weight:400}.mark{color:#9f4a32}.edition,.eyebrow,.concept-top{font-size:12px;letter-spacing:1.4px;font-weight:650}.edition{color:var(--muted)}.header-link{min-height:44px;display:flex;align-items:center;gap:24px;font-size:14px}.intro{padding:80px 0 64px}.eyebrow{margin:0 0 24px;color:var(--muted)}.intro-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:48px;align-items:end}h1{margin:0;font-size:clamp(40px,4.7vw,72px);letter-spacing:-.06em;line-height:1.18;font-weight:600}.intro-copy{padding:0 0 4px 32px;border-left:1px solid var(--border);font-size:16px;color:var(--muted)}.intro-copy p{margin:0 0 16px}.intro-copy p:last-child{margin:0}.concepts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.concept{--accent:#9f4a32;min-width:0}.claude{--accent:#224d3a}.copilot{--accent:#204acb}.concept-top{display:flex;justify-content:space-between;gap:8px;padding:16px 0;color:var(--accent);border-top:2px solid var(--accent);letter-spacing:.7px}.concept-top span:last-child{color:var(--muted);letter-spacing:0;font-weight:400}.preview{display:block;position:relative;overflow:hidden;aspect-ratio:3/2;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.preview img{width:100%;height:100%;object-fit:cover;object-position:top;display:block;transition:transform 200ms ease}.preview:hover img{transform:scale(1.015)}.preview-arrow{position:absolute;right:16px;bottom:16px;background:var(--surface);width:44px;height:44px;display:grid;place-items:center;border-radius:50%;font-size:24px;border:1px solid var(--border)}.concept-body{padding:24px 0 0}.concept-type{font-size:12px;color:var(--accent);font-weight:650;margin:0 0 8px}.concept h2{font-family:Georgia,serif;font-size:32px;font-weight:400;line-height:1.15;margin:0 0 16px}.concept-body>p:not(.concept-type){font-size:14px;margin:0;color:var(--muted)}.visit-link{display:flex;justify-content:space-between;align-items:center;margin-top:24px;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;font-weight:650;min-height:48px}.visit-link span{color:var(--accent);font-size:24px}.try-section{margin-top:80px;border-top:1px solid var(--border);padding:64px 0;display:grid;grid-template-columns:1fr 1.2fr;gap:64px}.try-section h2{font-size:32px;font-weight:550;letter-spacing:-.04em;line-height:1.35;margin:0}.steps{list-style:none;padding:0;margin:0}.steps li{display:flex;gap:24px;padding:20px 0;border-bottom:1px solid var(--border)}.steps li:first-child{padding-top:0}.steps li>span{font:14px Georgia,serif;color:var(--muted);padding-top:8px}.steps h3{font-size:16px;margin:0 0 4px;font-weight:600}.steps p{font-size:14px;color:var(--muted);margin:0}footer{border-top:1px solid var(--border);padding:24px 0 32px;display:flex;justify-content:space-between;gap:24px;font-size:12px;color:var(--muted)}footer p{margin:0}@media(max-width:999px){.edition{display:none}.intro{padding:48px 0}.intro-grid{grid-template-columns:1fr;gap:32px}.intro-copy{border:0;padding:0}.intro-copy p{display:inline}.intro-copy br{display:none}.concepts{grid-template-columns:1fr;gap:48px}.preview{aspect-ratio:3/2}.concept-body>p:not(.concept-type) br{display:none}.try-section{grid-template-columns:1fr;gap:32px;margin-top:64px}.try-section h2 br{display:none}}@media(max-width:600px){.wrap{width:calc(100% - 40px)}.site-header{height:80px}.wordmark{font-size:20px}.header-link{font-size:12px;gap:8px}.intro{padding:40px 0}.eyebrow{font-size:12px;letter-spacing:.7px}h1{font-size:40px}.intro-copy{font-size:14px}.concept-top{font-size:12px}.try-section{padding:40px 0}.try-section h2{font-size:24px}footer{flex-direction:column;gap:8px}.steps{min-width:0}.steps li{gap:16px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}.preview:hover img{transform:none}}
h1,h2,h3,p{word-break:keep-all;overflow-wrap:break-word}
.threshold{--accent:#745a39}
@media(min-width:1000px){.concepts{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:48px}}
@media(max-width:999px){.intro-copy p{display:block}.intro-copy br{display:initial}.concept-body>p:not(.concept-type) br{display:initial}}

.hanok{--accent:#4f6043}