.retained-proof{margin:64px 0 0;padding:24px 0 28px;border-top:1px solid #111;border-bottom:1px solid #111;color:#111;background:#fcfcfc;scroll-margin-top:100px;font-family:"Helvetica Neue",Helvetica,Arial,sans-serif}
.retained-proof *{box-sizing:border-box}.rp-meta{display:flex;justify-content:space-between;gap:20px;font-size:11px;letter-spacing:.07em;text-transform:uppercase;line-height:1.5}
.retained-proof h2{font-size:clamp(34px,4vw,54px);font-weight:400;letter-spacing:-.045em;line-height:1.05;margin:26px 0 34px;max-width:800px}
.retained-proof h3{font-size:25px;font-weight:400;letter-spacing:-.025em;line-height:1.15;margin:10px 0}
.retained-proof p{font-size:15px;line-height:1.55;margin:10px 0;max-width:760px}.retained-proof .rp-label{font-size:10px;letter-spacing:.09em;text-transform:uppercase;color:#545454;margin:0 0 12px}
.rp-intro{display:grid;grid-template-columns:1fr 1fr;gap:50px;padding-bottom:26px}.rp-gate{border-top:1px solid #bcbcbc;padding-top:24px}.rp-gate>p:last-of-type{color:#545454}
.rp-requirement{border-top:1px solid #d1d1d1}.rp-requirement:last-child{border-bottom:1px solid #d1d1d1}
.rp-requirement summary{cursor:pointer;display:grid;grid-template-columns:30px 1fr auto;gap:12px;align-items:center;padding:17px 10px;list-style:none;min-height:58px;font-size:16px}
.rp-requirement summary::-webkit-details-marker{display:none}.rp-number,.rp-state{font-size:11px;letter-spacing:.05em}.rp-number{color:#555}.rp-plus{font-size:20px;margin-left:14px;color:#333333}
.rp-requirement[open] summary{box-shadow:inset 3px 0 #222222;background:#f1f1f1}.rp-requirement[open] .rp-plus{display:inline-block;transform:rotate(45deg)}
.rp-detail{padding:6px 24px 18px 52px;max-width:850px}.rp-detail strong{display:block;font-weight:500;font-size:12px;color:#555;margin-bottom:2px}
.rp-outcome{display:grid;grid-template-columns:1fr 1fr 1fr;gap:30px;padding:28px 0 14px}.rp-outcome h3{font-size:24px}.rp-review{border-top:1px solid #bcbcbc;padding-top:20px}.retained-proof .rp-boundary{font-size:20px;letter-spacing:-.02em;margin:24px 0}
.rp-scope{margin:18px 0}.rp-scope summary{cursor:pointer;font-size:14px;padding:10px 0}.rp-scope li{font-size:14px;line-height:1.5;margin-bottom:8px;max-width:800px}.rp-source{color:#111;text-decoration:underline;text-underline-offset:5px;font-size:14px;display:inline-block;padding:8px 0}
.retained-proof summary:focus-visible,.rp-source:focus-visible{outline:2px solid #111111;outline-offset:4px}.rp-compact{padding:24px;max-width:760px}.rp-compact h2{font-size:30px;margin:14px 0}.rp-compact strong{display:block;margin:18px 0;font-weight:500}
@media(max-width:640px){.retained-proof{margin-top:42px;padding-top:20px}.rp-meta{display:block;font-size:10px}.rp-meta time{display:block;margin-top:8px}.retained-proof h2{font-size:35px;margin:23px 0 28px}.rp-intro,.rp-outcome{grid-template-columns:1fr;gap:22px}.rp-requirement summary{grid-template-columns:20px 1fr;gap:8px;padding:14px 8px}.rp-state{grid-column:2;display:flex;justify-content:space-between;align-items:center}.rp-plus{line-height:1}.rp-detail{padding:4px 12px 16px 36px}.rp-outcome>div+div{border-top:1px solid #ddd;padding-top:20px}.rp-compact{padding:20px}.retained-proof h3{font-size:24px}}
@media print{.rp-detail{display:block!important}.retained-proof{break-before:page}.rp-requirement{break-inside:avoid}}