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.ps7-footer{background:var(--ps7-ink);color:#fff;padding:65px 0 22px}.ps7-footer-grid{display:grid;grid-template-columns:1.6fr .8fr .8fr .8fr;gap:55px}.ps7-footer-brand{font-size:27px;font-weight:750;letter-spacing:-.04em}.ps7-footer-main p{font-size:12px;line-height:1.6;color:rgba(255,255,255,.55);max-width:360px}.ps7-footer-id{display:flex;gap:8px;flex-wrap:wrap}.ps7-footer-id span{border:1px solid rgba(255,255,255,.17);border-radius:999px;padding:6px 8px;font-size:9px}.ps7-footer-col{display:flex;flex-direction:column}.ps7-footer-col>strong{font-size:9px;text-transform:uppercase;letter-spacing:.14em;color:var(--ps7-sky);margin-bottom:10px}.ps7-footer-col a{font-size:11px;text-decoration:none;color:rgba(255,255,255,.72);padding:5px 0}.ps7-footer-col a:hover{color:#fff}.ps7-footer-publisher{display:grid;grid-template-columns:1fr 1fr;gap:40px;border-top:1px solid rgba(255,255,255,.13);border-bottom:1px solid rgba(255,255,255,.13);padding:22px 0;margin-top:45px}.ps7-footer-publisher span,.ps7-footer-publisher strong{display:block}.ps7-footer-publisher span{font-size:8px;text-transform:uppercase;letter-spacing:.13em;color:rgba(255,255,255,.45);margin-bottom:5px}.ps7-footer-publisher strong{font-size:11px;line-height:1.4}.ps7-footer-bottom{display:flex;justify-content:space-between;gap:20px;padding-top:20px;font-size:9px;color:rgba(255,255,255,.4)}
:focus-visible{outline:3px solid #7ca0ff;outline-offset:3px}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}
@media(max-width:1050px){.ps7-nav{display:none;position:absolute;left:24px;right:24px;top:70px;background:#fff;border:1px solid var(--ps7-line);border-radius:13px;box-shadow:0 18px 45px rgba(7,27,46,.12);padding:12px;flex-direction:column;align-items:stretch;gap:0}.ps7-nav.is-open{display:flex}.ps7-nav a{padding:10px;border-bottom:1px solid var(--ps7-line)}.ps7-nav a:last-child{border-bottom:0}.ps7-menu{display:flex}.ps7-home-hero-grid{grid-template-columns:1fr 300px;gap:50px}.ps7-card-grid{grid-template-columns:1fr 1fr}.ps7-issue-grid{grid-template-columns:repeat(3,1fr)}.ps7-articlebody-grid,.ps7-static-grid{grid-template-columns:minmax(0,1fr) 260px;gap:50px}.ps7-footer-grid{grid-template-columns:1.4fr 1fr 1fr}.ps7-footer-col:last-child{display:none}}
@media(max-width:760px){.ps7-wrap{width:min(100% - 30px,1240px)}.ps7-academicbar-in{min-height:32px}.ps7-academicbar-in>div:first-child span{display:none}.ps7-academicbar-in>div:last-child>span{display:none}.ps7-header-in{height:68px}.ps7-brand-name{font-size:20px}.ps7-brand-meta{font-size:8px}.ps7-home-hero-grid{grid-template-columns:1fr;padding:55px 0}.ps7-home-copy h1{font-size:clamp(49px,13vw,70px)}.ps7-home-copy>p{font-size:16px}.ps7-latest-card{border-left:0;border-top:1px solid var(--ps7-line);padding:28px 0 0;display:grid;grid-template-columns:145px 1fr;gap:20px}.ps7-latest-cover{width:145px}.ps7-latest-info{margin:0}.ps7-facts-grid{grid-template-columns:1fr 1fr}.ps7-facts-grid>div{border-bottom:1px solid var(--ps7-line)}.ps7-facts-grid>div:nth-child(2){border-right:0}.ps7-section{padding:58px 0}.ps7-section-head h2{font-size:39px}.ps7-feature-list h3{font-size:18px}.ps7-card-grid{grid-template-columns:1fr}.ps7-about-grid,.ps7-tech-grid{grid-template-columns:1fr;gap:35px}.ps7-about-grid h2,.ps7-tech h2{font-size:41px}.ps7-author-cta{display:block}.ps7-author-cta .ps7-btn{margin-top:25px}.ps7-pagehero>.ps7-wrap{padding:42px 0}.ps7-pagehero h1{font-size:50px}.ps7-archive-tools{top:69px;grid-template-columns:1fr}.ps7-yearchips,.ps7-letterchips{justify-content:flex-start}.ps7-issue-grid{grid-template-columns:1fr 1fr}.ps7-issuehero-grid{grid-template-columns:1fr;gap:30px}.ps7-issuehero h1{font-size:65px}.ps7-issuehero-cover .ps7-cover{width:160px}.ps7-articlehero-grid{grid-template-columns:1fr;gap:32px}.ps7-article-side{border-left:0;border-top:1px solid var(--ps7-line);padding:22px 0 0}.ps7-articlebody-grid,.ps7-static-grid,.ps7-author-grid{grid-template-columns:1fr;gap:35px}.ps7-citation-card:first-child,.ps7-static-side{position:static}.ps7-author-side{border-left:0;border-top:1px solid var(--ps7-line);padding:22px 0 0}.ps7-author-cards{grid-template-columns:1fr 1fr}.ps7-directory-tools{grid-template-columns:1fr}.ps7-footer-grid{grid-template-columns:1fr 1fr;gap:30px}.ps7-footer-main{grid-column:1/-1}.ps7-footer-publisher{grid-template-columns:1fr}.ps7-prose p.abstract,.ps7-content p{font-size:17px}.psps60-policy-cards{grid-template-columns:1fr}}
@media(max-width:480px){.ps7-head-actions .ps7-search-btn{display:none}.ps7-latest-card{grid-template-columns:110px 1fr}.ps7-latest-cover{width:110px}.ps7-facts-grid{grid-template-columns:1fr}.ps7-facts-grid>div{border-right:0!important;padding-left:0}.ps7-section-head{align-items:flex-start;flex-direction:column}.ps7-feature-list article{grid-template-columns:30px 1fr 20px;gap:9px}.ps7-paper-card{min-height:0}.ps7-issue-grid{grid-template-columns:1fr 1fr;gap:8px}.ps7-issue-cover{padding:10px}.ps7-issue-card-body{padding:11px}.ps7-issue-card h3{font-size:19px}.ps7-article-row,.ps7-search-result{grid-template-columns:1fr}.ps7-row-actions{justify-content:flex-start}.ps7-prevnext{grid-template-columns:1fr}.ps7-article-title h1{font-size:39px}.ps7-author-cards{grid-template-columns:1fr}.ps7-search-form{grid-template-columns:1fr}.ps7-search-form button{padding:11px}.ps7-people{grid-template-columns:1fr}.ps7-footer-grid{grid-template-columns:1fr}.ps7-footer-main{grid-column:auto}.ps7-footer-bottom{flex-direction:column}.ps7-footer-col:last-child{display:flex}}
@media print{.ps7-academicbar,.ps7-header,.ps7-footer,.ps7-actions,.ps7-row-actions,.ps7-export,.ps7-copy,.ps7-yearchips{display:none!important}.ps7-wrap{width:94%!important}.ps7-pagehero,.ps7-articlehero,.ps7-issuehero{background:#fff!important}.ps7-citation-card:first-child{position:static}}