/* Case pages: same system type and two-tone hierarchy as the home page. Label rail left, reading column right, screens break wider. */
:root{
  --bg:#FBFBFD; --fg:#1D1D1F; --muted:#86868B; --tile:#F0F0F3; --tile-2:#E8E8EC; --line:#E2E2E7; --todo:#FFF0B8; --todo-fg:#5C4700;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Segoe UI",system-ui,Roboto,"Helvetica Neue",sans-serif;
  color-scheme:light;
}
*{box-sizing:border-box}
html,body{overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--fg);font:400 17px/1.5 var(--font);-webkit-font-smoothing:antialiased;
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
img{max-width:100%}
a{color:var(--fg);text-decoration:none}
a:hover{opacity:.7}
:focus-visible{outline:2px solid var(--fg);outline-offset:3px;border-radius:6px}
.m{color:var(--muted)}
mark.todo{background:var(--todo);color:var(--todo-fg);padding:0 4px;border-radius:4px}
.check{font-size:12px;color:var(--todo-fg);background:var(--todo);padding:4px 8px;border-radius:6px;align-self:flex-start}

.wrap{max-width:1040px;margin:0 auto;display:flex;flex-direction:column;gap:80px;padding-block:28px 96px}
.top{display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;align-items:center;font-size:14px}
.top .m a{color:var(--muted)}

/* hero */
.hero{display:flex;flex-direction:column;gap:14px;padding-top:24px}
.meta{font-size:14px;color:var(--muted)}
h1{margin:0;font-weight:400;font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-.025em;max-width:16em;text-wrap:balance}
.role{margin:0;font-size:18px;color:var(--muted);max-width:40em}
.cover{margin-top:28px}

/* sections */
.sec{display:grid;grid-template-columns:180px minmax(0,1fr);gap:12px 48px}
.label{font-size:14px;color:var(--muted);padding-top:3px}
.body{display:flex;flex-direction:column;gap:22px;min-width:0}
.body>p,.body>ul{margin:0;max-width:62ch}
h2{margin:0;font-weight:400;font-size:clamp(22px,2.6vw,28px);line-height:1.2;letter-spacing:-.012em;text-wrap:balance}
ul.plain{padding-left:20px;display:flex;flex-direction:column;gap:6px}
.insights{list-style:none;padding:0;margin:0;max-width:62ch}
.insights li{padding-block:14px;border-top:1px solid var(--line);color:var(--muted)}
.insights li:last-child{border-bottom:1px solid var(--line)}
.insights b{display:block;font-weight:400;color:var(--fg);margin-bottom:2px}

/* media */
figure{margin:0;display:flex;flex-direction:column;gap:12px}
.ph{background:var(--tile);border-radius:20px;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px;font-size:13px;color:var(--muted);width:100%;max-width:100%}
.ph.wide{aspect-ratio:16/9}
.ph.phone{aspect-ratio:9/19;width:min(260px,100%);border-radius:34px}
figcaption{font-size:14px;line-height:1.4;color:var(--muted);max-width:52ch;display:flex;gap:8px}
figcaption::before{content:"↑";color:var(--fg)}
.pair{display:flex;flex-wrap:wrap;gap:20px}

/* before / after */
.ba{background:var(--tile);border-radius:28px;padding:28px;display:flex;flex-direction:column;align-items:center;gap:20px}
.ba .ph{background:var(--bg)}
.seg{display:flex;background:var(--bg);border-radius:999px;padding:3px;gap:2px}
.seg button{border:0;background:transparent;color:var(--muted);font:500 14px/1 var(--font);padding:10px 20px;border-radius:999px;cursor:pointer;min-height:40px}
.seg button[aria-pressed="true"]{background:var(--fg);color:var(--bg)}
.ba .ph{transition:opacity .22s ease,transform .22s ease}
.ba .ph.swap{opacity:0;transform:scale(.98)}

/* sequences */
.strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.step{display:flex;flex-direction:column;gap:8px;min-width:0}
.step .ph{aspect-ratio:3/4;border-radius:16px;padding:12px;font-size:12px}
.step .tag{font-size:13px;color:var(--fg)}
.step p{margin:0;font-size:13px;line-height:1.4;color:var(--muted)}

/* result */
.result{display:flex;flex-direction:column;gap:12px;padding-block:8px 4px}
.result .big{margin:0;font-size:clamp(22px,2.8vw,30px);line-height:1.25;letter-spacing:-.012em;max-width:26em;text-wrap:balance}
.result p{margin:0;color:var(--muted);max-width:62ch}

.next{display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line);padding-top:28px}
.next a{font-size:clamp(22px,3vw,30px);letter-spacing:-.012em}

@media (max-width:760px){
  .sec{grid-template-columns:minmax(0,1fr)}
  .strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wrap{gap:64px}
  }
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* before / after side by side: "before" smaller and muted, "after" leads */
.compare{display:flex;flex-wrap:wrap;gap:24px 32px;align-items:flex-end;justify-content:center;background:var(--tile);border-radius:28px;padding:28px}
.compare .col{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0}
.compare .ph{background:var(--bg)}
.compare .before .ph{width:min(190px,100%);filter:grayscale(.5);opacity:.8}
.compare .after .ph{width:min(260px,100%)}
.compare .tag{font-size:13px;color:var(--muted)}