.platform{padding-block:42px 70px;min-height:65vh}.platform h1{font:500 clamp(34px,5vw,58px)/1.1 var(--serif)}.platform h2{font-family:var(--serif)}.platform-nav{display:flex;gap:18px;flex-wrap:wrap;padding-block:16px;font-size:14px;align-items:center}.platform-nav .auth-nav{display:inline-flex;gap:18px;align-items:center;flex-wrap:wrap}.platform-nav .nav-logout{display:inline;margin:0}.platform-nav .nav-logout button{background:none;border:0;padding:0;color:inherit;font:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px}.platform label{display:block;margin:14px 0;font-size:14px}.platform input:not([type=checkbox]),.platform textarea,.platform select{display:block;width:100%;max-width:100%;padding:10px;margin-top:6px;border:1px solid var(--line);background:white;color:var(--ink);font:16px/1.5 var(--sans)}.platform textarea{resize:vertical}.platform fieldset{border:1px solid var(--line);max-width:760px}.platform .check{display:flex;align-items:center;gap:12px}.platform .muted{color:var(--muted);font-size:14px}.platform .lang-hint{margin-top:28px;font-size:13px;color:var(--muted)}.platform .registration-form,.platform .login-form,.platform .section-form{max-width:560px;margin-top:24px}.platform .registration-form .check a{text-decoration:underline}.account{max-width:920px}.account-header{margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--ink)}.account-kicker{margin:0 0 10px;font:600 11px var(--plex);text-transform:uppercase;letter-spacing:.14em;color:#4d6075}.account-header h1{margin:0 0 12px}.account-lede{margin:0;max-width:640px;color:#526173;font:16px/1.55 var(--plex)}.account-nav{display:flex;flex-wrap:wrap;gap:10px 18px;margin:22px 0 28px;padding:14px 0;border-bottom:1px solid var(--line);font:600 11px var(--plex);text-transform:uppercase;letter-spacing:.08em}.account-nav a{color:#355977;border-bottom:1px solid transparent;padding-bottom:2px}.account-nav a:hover{border-color:var(--ink);color:var(--ink)}.account-meta{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;margin:0 0 36px;border-top:1px solid var(--ink)}.account-meta>div{padding:16px 14px 18px 0;border-bottom:1px solid var(--line)}.account-meta dt{margin:0 0 6px;font:600 10px var(--plex);text-transform:uppercase;letter-spacing:.1em;color:#667687}.account-meta dd{margin:0;font:500 17px/1.35 var(--serif)}.account-section{padding:28px 0 8px;border-top:1px solid var(--line)}.account-section h2{margin:0 0 10px;font:500 clamp(26px,3vw,34px)/1.15 var(--serif)}.account-empty{margin:8px 0;color:#526173;font:15px/1.55 var(--plex)}.account-profile-form,.account-subs-form{max-width:560px;margin-top:12px}.account-readonly{margin:14px 0;padding-left:18px;color:#526173}.account-readonly strong{color:var(--ink);font-weight:600}.account-footer{margin-top:40px;padding-top:24px;border-top:1px solid var(--ink)}.account-owner-hint{margin:16px 0}.admin-grid{display:grid;grid-template-columns:minmax(220px,1fr) minmax(0,2fr);gap:36px}.material-item{display:block;text-align:left;padding:14px;width:100%;border:0;border-bottom:1px solid var(--line);background:white;cursor:pointer;font:16px/1.5 var(--sans);overflow-wrap:anywhere}.material-item small{display:block}.workflow{display:flex;flex-wrap:wrap;gap:10px;margin-block:20px}.workflow[hidden]{display:none}.workflow button,.platform details button{padding:10px;border:1px solid var(--line);cursor:pointer}.platform code{overflow-wrap:anywhere}.platform [role=status]{position:sticky;bottom:0;background:var(--paper);padding:10px;border-top:1px solid var(--line)}.platform button:disabled{opacity:.55;cursor:wait}.platform details{border-bottom:1px solid var(--line);padding:12px 0}.platform pre{white-space:pre-wrap;overflow-wrap:anywhere;font:14px/1.5 var(--sans)}.user-row{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:12px;border-bottom:1px solid var(--line)}.user-row select{width:auto}.platform .article-body{max-width:820px}.platform :focus-visible{outline:3px solid #2875b9;outline-offset:3px}@media(max-width:760px){.admin-grid{grid-template-columns:1fr}.account-meta{grid-template-columns:1fr 1fr}.platform-nav{gap:12px}.platform-nav a,.platform-nav .nav-logout button{padding:5px 0}.platform-nav .auth-nav{gap:12px}.header-inner:has(.platform-nav){align-items:flex-start;flex-direction:column;gap:4px;padding-top:18px}.platform{padding-top:24px}}@media(max-width:520px){.account-meta{grid-template-columns:1fr}.account-nav{gap:8px 14px}}

.account-sub-list{display:flex;flex-direction:column;gap:0;margin:16px 0 24px;border-top:1px solid var(--ink)}
.account-sub-row{padding:16px 0 18px;border-bottom:1px solid var(--line)}
.account-sub-main{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:baseline;margin-bottom:10px}
.account-sub-main strong{font:500 20px/1.25 var(--serif)}
.account-sub-target{color:#526173;font:15px/1.4 var(--plex)}
.account-sub-meta{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px 12px;margin:0}
.account-sub-meta dt{margin:0 0 4px;font:600 10px var(--plex);text-transform:uppercase;letter-spacing:.1em;color:#667687}
.account-sub-meta dd{margin:0;font:500 15px/1.35 var(--plex)}
.account-sub-actions{margin-top:12px;font:15px/1.4 var(--plex)}
.account-sub-actions button{background:none;border:0;padding:0;color:#355977;font:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px}
@media (max-width:720px){.account-sub-meta{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.account-sub-meta{grid-template-columns:1fr}}

.account-nl-topics{margin-top:12px;padding:12px 14px}.account-nl-topics .check{margin:8px 0}.account-newsletter-form .check,.account-subs-form .check{display:flex;align-items:flex-start;gap:10px;margin:10px 0}

.market-follow{margin:22px 0 28px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);max-width:640px}
.market-follow-state{margin:0 0 12px;font:16px/1.45 var(--plex)}
.market-follow-actions{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.market-follow .button.outline{background:transparent;border:1px solid var(--ink);color:var(--ink)}
.market-taxonomy{margin:18px 0 28px}
.market-taxonomy .taxonomy-tree{margin:12px 0 0;padding-left:18px}
.market-taxonomy .taxonomy-tree ul{margin:6px 0 0;padding-left:18px}
.account-markets-list .account-sub-target{font-weight:400}

.project-follow{margin:22px 0 28px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);max-width:640px}
.project-follow-state{margin:0 0 12px;font:16px/1.45 var(--plex)}
.project-follow-actions{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.project-follow .button.outline{background:transparent;border:1px solid var(--ink);color:var(--ink)}
.regulation-follow{margin:22px 0 28px;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);max-width:640px}
.regulation-follow-state{margin:0 0 12px;font:16px/1.45 var(--plex)}
.regulation-follow-actions{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center}
.regulation-follow .button.outline{background:transparent;border:1px solid var(--ink);color:var(--ink)}
.regulation-taxonomy{margin:18px 0 28px}
.regulation-taxonomy .taxonomy-tree{margin:12px 0 0;padding-left:18px}
.regulation-taxonomy .taxonomy-tree ul{margin:6px 0 0;padding-left:18px}
.account-regulation-list .account-sub-target{font-weight:400}
.project-catalog{margin:18px 0 28px}
.project-catalog-list{margin:12px 0 0;padding-left:18px}
.account-projects-list .account-sub-target{font-weight:400}
.account-projects-list .account-sub-meta{grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:720px){.account-projects-list .account-sub-meta{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.account-projects-list .account-sub-meta{grid-template-columns:1fr}}

/* CI-022 core pages: section framing, hubs, facets and honest empty states. */
.platform .section-head{margin-bottom:0}
.platform .section-head.split h1{margin:8px 0 0}
.platform .page-lede{max-width:760px;margin:0 0 26px;color:#425268;font:17px/1.6 var(--plex)}
.platform .section-empty{margin:18px 0 26px;padding:20px 22px;border:1px solid var(--line);background:#f4f6f8;max-width:760px}
.platform .section-empty p{margin:0 0 6px;font:15px/1.55 var(--plex);color:#425268}
.platform .section-empty p:last-child{margin-bottom:0}
.platform .page-nav{display:flex;flex-wrap:wrap;gap:12px 24px;align-items:baseline;justify-content:space-between;margin:22px 0 8px;padding-top:16px;border-top:1px solid var(--line)}
.platform .page-nav .text-link{margin-top:0}
.platform .page-links{display:flex;flex-wrap:wrap;gap:10px 28px;margin:20px 0 0}
.platform .section-empty .page-links{margin-top:14px}
.platform .hub-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin:18px 0 30px}
.platform .hub-card{border:1px solid var(--line);background:#fff;padding:22px}
.platform .hub-card h3{margin:0;font:500 22px/1.25 var(--serif)}
.platform .hub-card>small{display:block;margin-top:6px;color:#6a7888;font:11px var(--plex);text-transform:uppercase;letter-spacing:.08em}
.platform .hub-card ul,.platform .link-list{margin:14px 0 0;padding-left:18px;font:15px/1.7 var(--plex)}
.platform .hub-card p{font:14px/1.6 var(--plex);color:#5c6b7a}
.platform .hub-card a,.platform .link-list a{text-decoration:underline;text-underline-offset:3px}
.platform .facets{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 22px}
.platform .facet{border:1px solid var(--line);padding:8px 13px;font:500 12px var(--plex)}
.platform .facet.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.platform .facet span{opacity:.7;margin-left:6px}
.platform .project-list{border-top:1px solid var(--ink);margin:18px 0 30px}
.platform .project-row{padding:20px 0 22px;border-bottom:1px solid var(--line)}
.platform .project-row h3{margin:0 0 12px;font:500 24px/1.2 var(--serif)}
.platform .project-row h3 a{text-decoration:underline;text-underline-offset:4px}
.platform .project-row dl{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 16px;margin:0}
.platform .project-row dt{margin:0 0 4px;font:600 10px var(--plex);text-transform:uppercase;letter-spacing:.1em;color:#667687}
.platform .project-row dd{margin:0;font:500 15px/1.4 var(--plex)}
.platform .project-row>p{margin:14px 0 0;max-width:760px;font:15px/1.6 var(--plex);color:#5c6b7a}
.platform .opinion-column{display:grid;gap:16px;margin:18px 0 30px}
.platform .opinion-column h3{margin:8px 0;font:500 24px/1.22 var(--serif)}
.platform .opinion-column h3 a{text-decoration:underline;text-underline-offset:4px}
.platform .opinion-column p{margin:0 0 10px;font:15px/1.6 var(--plex);color:#5c6b7a}
@media (max-width:720px){.platform .project-row dl{grid-template-columns:1fr}.platform .page-nav{justify-content:flex-start}}

/* CI-029: responsive QA for platform/account/core pages — no redesign. */
.platform,.account{max-width:100%;min-width:0}
.platform h1,.platform .hub-card h3,.platform .project-row h3,.platform .opinion-column h3{overflow-wrap:anywhere}
.platform .hub-grid{grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr))}
.platform .hub-card,.platform .section-empty,.platform .project-row,.platform fieldset{max-width:100%;min-width:0;box-sizing:border-box}
.platform .facets{max-width:100%;overflow-x:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}
.platform .facet{min-height:44px;display:inline-flex;align-items:center}
.platform .button,.market-follow .button,.project-follow .button,.regulation-follow .button{min-height:44px;box-sizing:border-box}
.market-follow-actions,.project-follow-actions,.regulation-follow-actions{max-width:100%}
.account-nav a{min-height:44px;display:inline-flex;align-items:center}
.account-sub-actions button,.account-sub-main{max-width:100%}
.account-sub-main strong{overflow-wrap:anywhere}
.platform .registration-form,.platform .login-form,.platform .section-form,.account-profile-form,.account-subs-form,.account-newsletter-form{width:100%;max-width:min(560px,100%)}
.platform input:not([type=checkbox]),.platform textarea,.platform select{min-width:0}
@media (max-width:760px){
 .platform{padding-block:28px 56px}
 .platform .page-lede{font-size:16px}
 .platform .hub-card{padding:18px}
 .platform .project-row h3{font-size:clamp(20px,6vw,24px)}
}
@media (max-width:430px){
 .platform .facets{gap:6px}
 .platform .facet{padding:8px 10px}
 .account-section{padding-top:22px}
}

/* CI-CURSOR-035b: public Library layout — editorial filter rail + mobile sheet. */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.library-layout{display:grid;grid-template-columns:minmax(220px,25%) minmax(0,1fr);gap:28px 36px;align-items:start;margin-top:8px}
.library-rail{position:sticky;top:18px;max-height:calc(100vh - 36px);overflow:auto;padding-right:8px;border-right:1px solid var(--line)}
.library-main{min-width:0}
.library-filters.section-form{max-width:none;margin-top:0}
.library-search.section-form{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:12px 16px;align-items:end;max-width:none;margin:0 0 18px}
.library-search label{margin:0}
.library-filter-group{margin:0 0 18px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.library-filter-group h3{margin:0 0 10px;font:600 11px var(--plex);text-transform:uppercase;letter-spacing:.1em;color:#667687}
.library-filter-actions{display:flex;flex-wrap:wrap;gap:12px 18px;align-items:center;margin-top:12px}
.library-tree-search input{font-size:14px}
.library-tree-wrap{max-height:240px;overflow:auto;margin-top:8px}
.library-tree{list-style:none;margin:0;padding:0 0 0 0}
.library-tree .library-tree{padding-left:16px;margin-top:4px}
.library-tree-node{margin:4px 0}
.library-tree-label{display:flex;align-items:flex-start;gap:8px;margin:0;font:14px/1.4 var(--plex);cursor:pointer}
.library-tree-label input{width:auto;margin:2px 0 0;flex:0 0 auto}
.library-check-list{list-style:none;margin:0;padding:0;max-height:180px;overflow:auto}
.library-check-list li{margin:4px 0}
.library-check-list label{display:flex;align-items:flex-start;gap:8px;margin:0;font:14px/1.4 var(--plex)}
.library-check-list input{width:auto;margin:2px 0 0;flex:0 0 auto}
.library-advanced{margin:8px 0 16px;border:0;padding:0}
.library-advanced summary{cursor:pointer;font:600 12px var(--plex);text-transform:uppercase;letter-spacing:.08em;color:#355977;padding:8px 0}
.library-mobile-filters{display:none;margin:0 0 16px}
.library-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px}
.library-chip{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:6px 10px;font:500 13px/1.3 var(--plex);color:var(--ink);text-decoration:none;background:#fff}
.library-chip:hover{border-color:var(--ink)}
.library-chip-remove{font-size:16px;line-height:1;opacity:.65}
.library-chip-clear{background:transparent;border-style:dashed}
.library-group{margin:0 0 28px}
.library-group-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:0 0 12px;padding-bottom:8px;border-bottom:1px solid var(--ink)}
.library-group-head h2{margin:0;font:500 clamp(22px,3vw,28px)/1.2 var(--serif)}
.library-card-title-serif{font-family:var(--serif)!important}
.library-card-title-sans{font-family:var(--plex)!important;font-weight:600}
.library-card-npa .library-legal-status{display:inline-block;margin:0 0 8px;padding:4px 8px;border:1px solid var(--line);font:600 11px/1.3 var(--plex);text-transform:uppercase;letter-spacing:.06em;color:#334155;background:#f8fafc}
.library-card-meta{margin:8px 0 0}
.library-browse{margin:28px 0 0}
.library-browse h2{margin:0 0 8px;font:500 clamp(22px,3vw,28px)/1.2 var(--serif)}
.library-filters-dialog{border:0;padding:0;width:min(100vw,520px);max-width:100%;height:100%;max-height:100%;margin:0 0 0 auto;background:var(--paper,#fff)}
.library-filters-dialog::backdrop{background:rgba(20,28,40,.45)}
.library-filters-dialog-inner{display:flex;flex-direction:column;height:100%;max-height:100vh;box-sizing:border-box}
.library-filters-dialog-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line);position:sticky;top:0;background:inherit;z-index:1}
.library-filters-dialog-head h2{margin:0;font:500 24px/1.2 var(--serif)}
.library-filters-close{border:0;background:transparent;font:500 28px/1 var(--plex);cursor:pointer;color:var(--ink);min-width:44px;min-height:44px}
.library-filters-dialog .library-filters{padding:12px 18px 28px;overflow:auto;flex:1;max-width:none}
.library-filters-fallback{margin:0 0 16px;padding:12px 0;border-bottom:1px solid var(--line)}
@media (max-width:900px){
 .library-layout{grid-template-columns:1fr;gap:0}
 .library-rail{display:none}
 .library-mobile-filters{display:block}
 .library-search.section-form{grid-template-columns:1fr;gap:10px}
 .library-filters-dialog{width:100vw}
}