:root{--ink:#342c38;--plum:#625268;--muted:#756d78;--line:#ded8e0;--paper:#faf9f7;--tint:#eee9f0}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Apple SD Gothic Neo","Noto Sans KR","Malgun Gothic",sans-serif;word-break:keep-all;line-height:1.7}a{color:inherit;text-decoration:none}a:focus-visible{outline:2px solid var(--plum);outline-offset:5px}button,a{-webkit-tap-highlight-color:transparent}p,h1,h2,h3{margin:0}img{max-width:100%;display:block}.wrap{max-width:1180px;margin:auto;padding-left:40px;padding-right:40px}.header{max-width:1340px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:24px 48px;gap:20px}.wordmark{width:122px;height:auto}nav{display:flex;gap:12px;align-items:center}.quiet{padding:9px 14px;border-radius:10px;font-size:14px;transition:background 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22px 22px;overflow:hidden}.hero-photo img{height:100%;width:100%;object-fit:cover;object-position:68% 50%}.hero-photo:after{content:"";position:absolute;inset:50% 0 0;background:linear-gradient(transparent,#29232d73)}figcaption{position:absolute;bottom:35px;left:35px;color:white;z-index:1}figcaption span{font-size:11px;letter-spacing:.07em;opacity:.85;display:block;margin-bottom:8px}figcaption strong{font-size:23px;font-weight:500;line-height:1.55}.why{display:grid;grid-template-columns:1fr 1fr;gap:85px;padding-top:88px;padding-bottom:110px;border-top:1px solid var(--line)}h2{font-size:clamp(28px,3.1vw,42px);letter-spacing:-.05em;line-height:1.45;font-weight:600}.reason-copy{padding-top:35px}.reason-copy p{margin-bottom:24px;font-size:16px;color:var(--muted)}.reason-copy .lead{font-size:23px;line-height:1.6;color:var(--ink)}.research{font-size:11px;text-decoration:underline;text-underline-offset:4px;color:var(--muted)}.burden{background:#eeebef;border-radius:22px;display:grid;grid-template-columns:1.2fr 1fr;padding:58px 60px;gap:28px}.burden h2{font-size:32px}.questions p{font-size:18px;padding:15px 0;border-bottom:1px solid #d6cfd9}.questions span{font:12px Georgia,serif;color:#96839c;margin-right:22px}.burden-end{grid-column:1/-1;font-size:15px;margin-top:16px;color:var(--muted)}.burden-end strong{color:var(--ink);font-weight:500}.how{padding:110px 0}.horizontal{display:flex;justify-content:space-between;align-items:flex-end;gap:30px}.horizontal p{font-size:15px;color:var(--muted)}.steps{display:grid;grid-template-columns:repeat(4,1fr);padding:0;margin:48px 0 24px;list-style:none;gap:24px}.steps li{border-top:1px solid #b9acbf;padding-top:24px;display:flex;flex-direction:column;align-items:flex-start}.step-num{font:italic 32px 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small{display:block;color:var(--muted);font-size:11px;line-height:1.9;margin-top:10px}.closing{background:linear-gradient(130deg,#463c4c,#63536b);color:#fff;padding:85px 0;text-align:center}.closing .eyebrow{color:#d4c5dd}.closing h2{font-weight:500;font-size:clamp(28px,3.6vw,46px)}.closing p:not(.eyebrow){margin:23px 0 30px;color:#e3dce7;font-size:15px}.light{background:#ffffff14;border-color:#ffffff30}.light:hover{background:#ffffff24}footer{display:flex;gap:30px;align-items:center;padding-top:36px;padding-bottom:36px}footer .wordmark{width:95px}footer p{font-size:12px;color:var(--muted);flex:1}.skip{position:absolute;top:-100px;left:20px;z-index:20;background:white;padding:12px}.skip:focus{top:12px}@media(max-width:900px){.header{padding:20px 26px}.wrap{padding-left:28px;padding-right:28px}.hero{gap:28px;padding-top:45px;padding-bottom:65px}.hero-photo{height:460px}.why{gap:40px;padding-top:60px;padding-bottom:70px}.burden{margin:0 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p{font-size:16px}.how{padding:72px 0}.steps{gap:24px 18px}.steps h3{font-size:17px}.steps p{font-size:13px}.step-num{margin-bottom:18px}.step-tag{font-size:10px}.features{padding-top:40px;padding-bottom:65px}.feature-list article{gap:16px}.closing{padding:63px 0}.closing h2{font-size:28px}.closing p:not(.eyebrow){font-size:13px}footer{flex-wrap:wrap;gap:15px}footer p{flex-basis:55%}footer>.quiet{padding:0;font-size:12px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}a{transition:none!important}a:hover{transform:none!important}}

/* Photo caption hierarchy and recall process diagram */
.hero-photo figcaption span{font-size:clamp(24px,2.5vw,32px);font-weight:650;letter-spacing:-.04em;opacity:1;margin-bottom:9px}.hero-photo figcaption strong{font-size:17px;line-height:1.65;font-weight:400}
@media(max-width:600px){.hero-photo figcaption span{font-size:26px}.hero-photo figcaption strong{font-size:16px}}
.retention-chart{grid-column:1/-1;margin:0;padding-top:40px;border-top:1px solid var(--line)}.retention-chart figcaption{position:static;color:var(--ink);font-size:clamp(23px,3vw,32px);font-weight:550;letter-spacing:-.04em}.retention-chart img{width:100%;height:auto;margin:26px 0 0}.chart-takeaway{font-size:18px;color:var(--ink);margin:8px 0 20px}.chart-takeaway strong{font-size:28px;color:var(--plum);margin-left:10px}.chart-takeaway span{display:inline-block;margin-left:24px;color:var(--muted);font-size:16px}.chart-note{font-size:12px;color:var(--muted);max-width:800px;line-height:1.8;margin-bottom:8px}.mobile-break{display:none}@media(max-width:600px){.retention-chart{padding-top:30px}.mobile-break{display:block}.chart-takeaway span{display:block;margin:6px 0 0}.retention-chart img{width:calc(100% + 24px);max-width:none;margin-left:-12px}.chart-takeaway{font-size:16px}.chart-takeaway strong{font-size:25px}}

.chart-takeaway{display:flex;align-items:center;gap:24px;flex-wrap:wrap;padding:14px 0 22px}.chart-takeaway .metric-before,.chart-takeaway .metric-after{display:flex;flex-direction:column;margin:0;font-size:14px;gap:4px}.metric-before b{font-size:28px;color:#3674a4;font-weight:500}.metric-after b{font-size:72px;line-height:1.1;color:#a42e78;font-weight:700;letter-spacing:-.05em}.chart-takeaway .metric-after b span{font-size:32px;margin:0;color:inherit}.chart-takeaway .metric-arrow{margin:0;font-size:24px;color:#aaa0ae}.chart-takeaway .metric-detail{font-size:16px;margin:0 0 0 12px}.chart-takeaway .metric-detail strong{font-size:18px;color:#a42e78;margin-left:6px}@media(max-width:600px){.chart-takeaway{gap:18px}.chart-takeaway .metric-detail{flex-basis:100%;margin:0}.metric-after b{font-size:64px}}

/* Keep the desktop chart intact; use a readable portrait chart on phones. */
@media(max-width:600px){
 .retention-chart img{width:100%;max-width:100%;margin-left:0;aspect-ratio:420/470;height:auto}
 .chart-takeaway .metric-after b{white-space:nowrap;display:inline-flex;align-items:baseline}
 .chart-takeaway .metric-after b span{display:inline;margin:0;line-height:1}
}