@font-face{font-family:Geist;src:url('../fonts/geist/Geist-Regular.woff2') format('woff2');font-style:normal;font-weight:400;font-display:swap}
@font-face{font-family:Geist;src:url('../fonts/geist/Geist-SemiBold.woff2') format('woff2');font-style:normal;font-weight:600 800;font-display:swap}
:root,[data-bs-theme=light]{color-scheme:light;--portal-bg:#f8fafc;--portal-surface:#fff;--portal-ink:#0f172a;--portal-muted:#526176;--portal-border:#cbd5e1;--portal-accent:#0f766e;--portal-tint:#ecf5f3;--portal-on-accent:#fff;--tblr-body-bg:var(--portal-bg);--tblr-body-color:var(--portal-ink);--tblr-primary:#0f766e;--tblr-primary-rgb:15,118,110;--tblr-secondary:var(--portal-muted);--tblr-link-color:var(--portal-accent);--tblr-border-color:var(--portal-border);--tblr-bg-surface:var(--portal-surface);--tblr-font-sans-serif:Geist,'Microsoft YaHei','PingFang SC',sans-serif}
[data-bs-theme=dark]{color-scheme:dark;--portal-bg:#10151c;--portal-surface:#1b2430;--portal-ink:#f1f5f9;--portal-muted:#b8c5d6;--portal-border:rgba(185,201,220,.2);--portal-accent:#5eead4;--portal-tint:#203a3c;--portal-on-accent:#0f172a;--portal-glass-background:linear-gradient(135deg,rgba(255,255,255,.055),rgba(255,255,255,0) 55%),rgba(24,33,44,.86);--portal-glass-shadow:inset 0 1px 0 rgba(255,255,255,.075),inset 0 -1px 0 rgba(0,0,0,.14),0 16px 36px -20px rgba(0,0,0,.5),0 4px 12px rgba(0,0,0,.1);--tblr-primary:#5eead4;--tblr-primary-rgb:94,234,212}
*{box-sizing:border-box}[hidden]{display:none!important}html{scroll-behavior:smooth}body{margin:0;background:var(--portal-bg);color:var(--portal-ink);font-family:var(--tblr-font-sans-serif);font-size:16px;line-height:1.75}a{color:var(--portal-accent);text-underline-offset:4px}a:hover{color:var(--portal-accent);text-decoration:underline}h1,h2,h3{color:var(--portal-ink);font-weight:600;line-height:1.45}h1{font-size:clamp(26px,3vw,38px)}h2{font-size:22px}h3{font-size:18px}p{margin:0 0 16px}small,.small{font-size:14px}.text-secondary{color:var(--portal-muted)!important}:focus-visible{outline:3px solid var(--portal-accent);outline-offset:4px}svg{max-width:100%}
.site-shell{min-height:100dvh;display:flex;flex-direction:column}.site-main{flex:1}.portal-container{max-width:1280px;padding-inline:32px}.site-header{background:var(--portal-surface);border-bottom:1px solid var(--portal-border);box-shadow:none;min-height:76px}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;flex-wrap:wrap}.site-brand{display:flex;align-items:center;gap:12px;white-space:normal;font-size:19px;font-weight:600;color:var(--portal-ink);margin:0;padding:12px 0}.brand-dot{margin:0 5px;color:var(--portal-muted)}.brand-mark{display:grid;place-items:center;color:var(--portal-accent);width:36px;height:40px;flex-shrink:0}.brand-mark svg{width:30px;height:30px}.header-nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap}.header-nav form{margin:0}.header-nav .nav-link{color:var(--portal-muted);min-height:44px;display:flex;align-items:center;padding:8px 0}.header-nav .nav-link:hover{color:var(--portal-accent)}.mobile-menu{display:none}.skip-link{position:fixed;top:-100px;left:16px;z-index:10000;background:var(--portal-surface);padding:12px}.skip-link:focus{top:8px}.site-footer{margin-top:64px;border-top:1px solid var(--portal-border);color:var(--portal-muted)}.footer-inner{display:flex;justify-content:space-between;gap:20px;padding-block:26px;font-size:14px}
.btn{border-radius:8px;min-height:44px;font-size:15px;font-weight:600;padding:10px 18px;white-space:normal;box-shadow:none;transition:transform .15s ease,opacity .15s ease}.btn:active{transform:translateY(1px)}.btn-primary{--tblr-btn-bg:var(--portal-accent);--tblr-btn-border-color:var(--portal-accent);--tblr-btn-color:var(--portal-on-accent);--tblr-btn-hover-bg:var(--portal-accent);--tblr-btn-hover-border-color:var(--portal-accent);--tblr-btn-hover-color:var(--portal-on-accent);--tblr-btn-active-bg:var(--portal-accent);--tblr-btn-active-color:var(--portal-on-accent);background:var(--portal-accent);color:var(--portal-on-accent)}.btn-primary:hover{opacity:.88;color:var(--portal-on-accent)}.btn-outline-primary,.btn-outline-secondary{color:var(--portal-accent);border-color:var(--portal-border);background:transparent}.btn-outline-primary:hover,.btn-outline-secondary:hover{color:var(--portal-accent);border-color:var(--portal-accent);background:var(--portal-tint)}.form-control,.form-select{min-height:48px;font-size:16px;border:1px solid var(--portal-border);border-radius:8px;background-color:var(--portal-surface);color:var(--portal-ink);padding:11px 14px}.form-control:focus,.form-select:focus{background-color:var(--portal-surface);color:var(--portal-ink);border-color:var(--portal-accent);box-shadow:0 0 0 2px var(--portal-tint)}.form-control::placeholder{color:var(--portal-muted);opacity:1}.form-label{font-size:14px;font-weight:600;margin-bottom:8px}.card{background:var(--portal-surface);border:1px solid var(--portal-border);border-radius:8px;box-shadow:none;color:var(--portal-ink)}.card-body{padding:28px}.card-header{padding:20px 28px;border-bottom:1px solid var(--portal-border);background:transparent;gap:16px}.card-title{font-size:18px;margin:0}.alert{border-radius:8px}.badge.integrity-status,.hero-evidence .badge{color:var(--portal-accent)!important;background:var(--portal-tint)!important;border:1px solid var(--portal-border);font-size:13px;letter-spacing:0;font-weight:500;white-space:normal;padding:6px 10px}.badge.integrity-status:before{content:'';display:inline-block;width:5px;height:5px;border:1px solid currentColor;border-radius:50%;margin-right:6px}
.eyebrow{font-size:13px;font-weight:600;color:var(--portal-accent);letter-spacing:.08em;margin-bottom:16px}
.section-heading{display:flex;justify-content:space-between;align-items:start;gap:24px;margin-bottom:24px;flex-wrap:wrap}.section-heading h2{margin:0}.section-heading .eyebrow{margin-bottom:8px}.section-heading>span{font-size:14px}
.contact-text{white-space:pre-line}
.landing-page{padding-top:32px}
.landing-hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:40px;align-items:center;padding-bottom:32px}
.landing-hero .eyebrow{margin-bottom:10px}
.landing-hero h1{font-size:clamp(30px,3.6vw,42px);line-height:1.35;letter-spacing:-.025em;margin-bottom:16px}
.landing-hero h1 span{color:var(--portal-accent)}
.hero-copy{max-width:60ch;color:var(--portal-muted);line-height:1.8;margin:0}
.hero-actions{margin-top:20px}
.hero-evidence{border-left:2px solid var(--portal-accent);padding:12px 0 12px 24px}
.hero-evidence h2{font-size:18px;margin-bottom:12px}
.hero-evidence p{color:var(--portal-muted);line-height:1.8;margin-bottom:14px}
.hero-evidence .eyebrow{color:var(--portal-accent)}
.landing-statistics{margin-bottom:24px;padding:20px 24px}
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;padding:0 0 10px}
.stat-card p{color:var(--portal-muted);font-size:14px;margin-bottom:2px}
.stat-card strong{display:block;font-size:32px;font-weight:600;line-height:1.4;font-variant-numeric:tabular-nums;letter-spacing:-.03em}
.stat-card span{color:var(--portal-muted);font-size:13px}
.statistics-caption{font-size:13px;color:var(--portal-muted);margin:0}
.trend-content{padding:0}
.trend-section .section-heading{margin-bottom:16px;gap:12px 24px}
.trend-section .section-heading h2{font-size:20px}
.trend-section .eyebrow{margin-bottom:4px}
.trend-bars{display:flex;gap:24px;margin:24px 0 16px;height:152px}
.trend-month{flex:1;min-width:0;text-align:center}
.bar-group{height:120px;display:flex;align-items:end;justify-content:center;border-bottom:1px solid var(--portal-border)}
.trend-bar.articles{width:45%;max-width:52px;min-height:0;background:var(--portal-accent);border-radius:3px 3px 0 0;position:relative}
.trend-bar span{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);color:var(--portal-muted);font-size:13px}
.trend-month>span{display:block;font-size:13px;color:var(--portal-muted);margin-top:8px}
.trend-note{margin:0;line-height:1.7}
.statistics-unavailable{padding:32px 20px;background:var(--portal-bg);text-align:center;color:var(--portal-muted)}
.statistics-unavailable p{margin:0}
.capability-grid{margin:28px 0 0;display:grid;grid-template-columns:1fr 1fr;gap:22px 40px}
.capability-grid article{border-top:1px solid var(--portal-border);padding-top:18px;min-width:0}
.capability-heading{display:flex;align-items:baseline;gap:12px;margin-bottom:8px}
.capability-heading>span{font-size:13px;color:var(--portal-accent)}
.capability-grid h2{font-size:18px;margin:0}
.capability-grid p{color:var(--portal-muted);margin:0;line-height:1.8}
.capability-grid .capability-principle{grid-column:1/-1;display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px 28px;align-items:baseline}
.capability-principle .capability-heading{margin:0}
.home-page .site-footer{margin-top:32px}
.home-page .footer-inner{padding-block:20px}
.usage-page{max-width:1000px}
.usage-page .page-heading .eyebrow{color:var(--portal-accent);margin-bottom:8px}
.usage-steps{margin:0;padding-left:24px}
.usage-steps li{padding-left:8px}
.usage-steps li::marker{color:var(--portal-accent);font-weight:600}
.usage-steps li+li{margin-top:20px;padding-top:20px;border-top:1px solid var(--portal-border)}
.usage-steps h2,.usage-contact h2{font-size:18px;margin:0 0 8px}
.usage-steps p,.usage-contact p{color:var(--portal-muted);margin:0}
.usage-contact{margin-top:24px;padding:20px;background:var(--portal-tint);border-radius:8px}
.usage-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.content-page{padding-top:40px}.page-heading{margin-bottom:28px}.page-heading h1{margin:0 0 8px}.page-heading p{color:var(--portal-muted);margin:0}.access-strip{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;padding:16px 0;border-top:1px solid var(--portal-border);font-size:14px;color:var(--portal-muted)}.access-strip a{min-height:44px;display:flex;align-items:center}.paper-search{border:1px solid var(--portal-border);border-radius:8px;background:var(--portal-surface);padding:28px}.search-mode{max-width:240px}.search-controls{display:flex;gap:12px;align-items:stretch}.search-controls>.form-control{flex:1;min-width:0}.search-controls .btn{min-width:128px}.search-help{font-size:14px;color:var(--portal-muted);margin:12px 0 0}.subscription-note{padding:16px 0;color:var(--portal-muted);font-size:14px;white-space:pre-line}.entity-choice{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:20px 0;border-top:1px solid var(--portal-border)}.entity-choice p{font-size:14px}.results-heading{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin:36px 0 18px;flex-wrap:wrap}.results-heading h2{font-size:20px;margin:0}.results-heading h2 span{font-size:15px;color:var(--portal-muted);font-weight:400;margin-left:12px}.results-heading>span{font-size:14px}.result-list{list-style:none;margin:0;padding:0;display:block}.result-item{padding:28px 32px}.result-item+.result-item{border-top:1px solid var(--portal-border)}.result-title{font-size:20px;font-weight:600;margin:0 0 12px;line-height:1.6;overflow-wrap:anywhere}.result-title a{color:var(--portal-ink)}.result-title a:hover{color:var(--portal-accent)}.result-authors{font-size:14px;color:var(--portal-muted);margin:0 0 6px}.result-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:14px;color:var(--portal-muted);margin:0}.result-bottom{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-top:16px;flex-wrap:wrap}.doi-line{font-size:14px;overflow-wrap:anywhere;color:var(--portal-muted)}.metadata-label{font-size:13px;font-weight:600;margin-right:8px}.integrity-badges{display:flex;flex-wrap:wrap;gap:8px}.pagination-row{display:flex;justify-content:space-between;align-items:center;gap:20px;margin:28px 0;flex-wrap:wrap;font-size:14px}.pagination{flex-wrap:wrap;gap:4px}.page-link{min-width:44px;min-height:44px;color:var(--portal-accent);background:var(--portal-surface);border-radius:6px}.page-item.active .page-link{color:var(--portal-on-accent);background:var(--portal-accent)}.page-item.disabled .page-link{background:transparent;color:var(--portal-muted);opacity:.7}.results-note{font-size:14px;color:var(--portal-muted)}.empty-state{margin-top:24px}.empty-state .card-body{padding:56px 32px}.empty-state h1,.empty-state h2{font-size:24px;margin-bottom:16px}.empty-state p{color:var(--portal-muted);max-width:65ch}.state-symbol,.error-code{display:block;font-size:32px;color:var(--portal-accent);margin-bottom:16px}
.detail-back{margin:0 0 28px}.detail-back a{display:inline-flex;align-items:center;gap:10px;min-height:44px;font-size:14px}.detail-back svg{width:18px;height:18px}.paper-heading{border-top:1px solid var(--portal-border);padding-top:24px;margin-bottom:32px}.paper-heading-label{font-size:13px;color:var(--portal-accent);margin-bottom:12px}.paper-heading h1{font-size:clamp(24px,2.6vw,34px);line-height:1.5;max-width:65ch;overflow-wrap:anywhere;margin:0 0 20px}.paper-heading-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;color:var(--portal-muted);font-size:14px}.paper-doi{display:flex;align-items:center;flex-wrap:wrap;gap:10px;margin-top:20px;font-size:15px}.doi-value{overflow-wrap:anywhere}.copy-status{font-size:14px;color:var(--portal-muted)}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px}.detail-main,.detail-aside{min-width:0}.detail-section{margin-bottom:24px}.section-count{font-size:13px;color:var(--portal-muted)}.paper-facts{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:0}.paper-facts dt,.journal-facts dt{font-size:14px;font-weight:400;color:var(--portal-muted);margin-bottom:4px}.paper-facts dd,.journal-facts dd{margin:0;overflow-wrap:anywhere}.author-list,.author-affiliations,.institution-list,.integrity-records,.record-links,.source-links{list-style:none;padding:0;margin:0}.author-item+.author-item{padding-top:20px;margin-top:20px;border-top:1px solid var(--portal-border)}.author-heading{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:6px}.author-name{font-size:16px;font-weight:600}.author-affiliations{font-size:14px;color:var(--portal-muted);overflow-wrap:anywhere}.more-authors{margin-top:20px}summary{min-height:44px;cursor:pointer;color:var(--portal-accent);padding:10px 0}.institution-list li{display:flex;justify-content:space-between;gap:16px;overflow-wrap:anywhere;font-size:15px}.institution-list li+li{margin-top:16px}.institution-country{flex-shrink:0}.journal-entry+.journal-entry{padding-top:24px;margin-top:24px;border-top:1px solid var(--portal-border)}.journal-entry h3{font-size:17px;overflow-wrap:anywhere}.journal-facts{display:flex;flex-direction:column;gap:16px;margin:0}.source-links a,.record-links a{min-height:44px;display:inline-flex;align-items:center;gap:10px;font-size:15px;overflow-wrap:anywhere}.source-links svg,.record-links svg{width:16px;height:16px;flex-shrink:0}.source-links-note{color:var(--portal-muted);font-size:14px;margin:12px 0 0}.integrity-record+.integrity-record{margin-top:28px;padding-top:28px;border-top:1px solid var(--portal-border)}.record-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;font-size:14px;margin-bottom:16px}.integrity-record h3{font-size:17px;overflow-wrap:anywhere}.record-description{white-space:pre-line;overflow-wrap:anywhere;line-height:1.9;max-width:65ch;font-size:15px}.record-doi{overflow-wrap:anywhere;color:var(--portal-muted);font-size:14px}.integrity-note{font-size:14px;color:var(--portal-muted);border-top:1px solid var(--portal-border);padding-top:20px;margin:24px 0 0}.profile-card{max-width:650px;margin:0 auto}.admin-user-row,.organization-row{display:grid;grid-template-columns:minmax(200px,2fr) minmax(150px,1fr) auto auto;gap:16px;align-items:center;padding:20px 0;border-top:1px solid var(--portal-border)}.organization-row{grid-template-columns:minmax(180px,1.5fr) minmax(170px,1fr) minmax(170px,1fr) auto auto}.admin-user-row p{margin:4px 0}.admin-page .table{--tblr-table-bg:var(--portal-surface);--tblr-table-color:var(--portal-ink);font-size:14px}.title-review{padding:24px 0;border-top:1px solid var(--portal-border);overflow-wrap:anywhere}.title-review textarea{min-height:90px}.title-review p{margin:8px 0;font-size:14px}.is-searching{position:relative}.is-searching:after{content:'';display:block;height:4px;margin-top:18px;border-radius:3px;background:var(--portal-accent);animation:loading-pulse 1s ease-in-out infinite}.is-searching .search-controls{opacity:.65}@keyframes loading-pulse{50%{opacity:.25}}
.search-page .entity-choice>div,.search-page .selected-entity>div{min-width:0;overflow-wrap:anywhere}
.search-page .entity-choice .btn{flex-shrink:0}
.search-page .selected-entity{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.search-page .selected-entity strong{display:block;margin:4px 0}

/* Dark materials: a static charcoal canvas and translucent, softly lit surfaces. */
[data-bs-theme=dark] .site-shell {
    background-image:
        radial-gradient(ellipse 90% 650px at 8% 0%,rgba(139,158,190,.15),transparent 72%),
        radial-gradient(ellipse 65% 700px at 100% 28%,rgba(94,234,212,.065),transparent 75%),
        linear-gradient(155deg,#171d25 0%,#10151c 52%,#0b1016 100%);
    background-attachment:fixed;
    background-repeat:no-repeat;
}
[data-bs-theme=dark] .site-header {
    background:linear-gradient(115deg,rgba(53,65,81,.58),rgba(17,24,33,.88));
    border-bottom-color:rgba(185,201,220,.16);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 8px 24px -16px rgba(0,0,0,.45);
}
[data-bs-theme=dark] :is(.card,.paper-search) {
    background:var(--portal-glass-background);
    box-shadow:var(--portal-glass-shadow);
}
[data-bs-theme=dark] .hero-evidence {
    padding:24px;
    border:1px solid var(--portal-border);
    border-left:2px solid rgba(94,234,212,.6);
    border-radius:8px;
    background:radial-gradient(ellipse at 0 0,rgba(94,234,212,.055),transparent 75%),var(--portal-glass-background);
    box-shadow:var(--portal-glass-shadow);
}
[data-bs-theme=dark] .subscription-panel {
    border:1px solid var(--portal-border);
    background:radial-gradient(ellipse at 0 0,rgba(94,234,212,.08),transparent 70%),var(--portal-glass-background);
    box-shadow:var(--portal-glass-shadow);
}
[data-bs-theme=dark] .btn-primary {
    background-image:linear-gradient(180deg,rgba(255,255,255,.18),rgba(255,255,255,0) 70%);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 4px 12px rgba(0,0,0,.18);
}
[data-bs-theme=dark] :is(.form-control,.form-select) {
    background-color:#151d27;
    border-color:#617085;
    box-shadow:inset 0 2px 4px rgba(0,0,0,.12);
}
[data-bs-theme=dark] :is(.form-control,.form-select):focus {
    border-color:var(--portal-accent);
    box-shadow:0 0 0 2px var(--portal-tint),inset 0 1px 2px rgba(0,0,0,.08);
}
[data-bs-theme=dark] .site-footer {
    background:linear-gradient(180deg,rgba(255,255,255,.018),rgba(255,255,255,0));
}
@supports ((backdrop-filter:blur(1px)) or (-webkit-backdrop-filter:blur(1px))) {
    [data-bs-theme=dark] :is(.site-header,.card,.paper-search,.hero-evidence,.subscription-panel) {
        -webkit-backdrop-filter:blur(18px) saturate(115%);
        backdrop-filter:blur(18px) saturate(115%);
    }
}
@media(max-width:767px) {
    [data-bs-theme=dark] .site-shell {background-attachment:scroll}
    [data-bs-theme=dark] .hero-evidence {padding:22px}
}
@media(prefers-reduced-transparency:reduce) {
    [data-bs-theme=dark] .site-shell {background-image:none}
    [data-bs-theme=dark] :is(.site-header,.card,.paper-search,.hero-evidence,.subscription-panel) {
        background:var(--portal-surface);
        -webkit-backdrop-filter:none;
        backdrop-filter:none;
    }
}
@media(max-width:1100px){.header-nav{gap:14px}.header-inner{gap:8px}.site-brand{font-size:17px}.landing-hero{gap:40px}.organization-row,.admin-user-row{grid-template-columns:1fr 1fr}.detail-grid{grid-template-columns:minmax(0,1fr) 260px}}
@media(max-width:767px){.portal-container{padding-inline:20px}.site-header{min-height:76px}.site-brand{font-size:16px;gap:6px;max-width:calc(100% - 80px)}.mobile-menu{display:inline-flex}.header-nav{display:none;width:100%;padding:12px 0 20px}.header-nav.is-open{display:flex}.landing-page{padding-top:24px}.landing-hero,.capability-grid,.detail-grid,.paper-facts,.organization-row,.admin-user-row{grid-template-columns:1fr}.landing-hero{gap:24px;padding-bottom:24px}.hero-evidence{padding:8px 0 8px 20px}.landing-statistics{margin-bottom:24px;padding:18px 20px}.stat-grid{gap:12px;padding:0 0 10px}.stat-card strong{font-size:clamp(20px,5.8vw,28px)}.stat-card span{font-size:12px}.statistics-caption{font-size:12px}.capability-grid{gap:20px;margin:24px 0 0}.capability-grid .capability-principle{grid-template-columns:1fr;gap:8px}.home-page .site-footer{margin-top:28px}.content-page{padding-top:28px}.card-body{padding:22px}.card-header{padding:18px 22px;flex-wrap:wrap}.trend-bars{gap:6px;height:142px}.bar-group{height:110px}.trend-month>span{font-size:11px;white-space:nowrap}.trend-bar span{font-size:12px}.paper-search{padding:22px}.search-mode{max-width:none}.search-controls{flex-direction:column}.search-controls .btn{width:100%;min-height:48px}.result-item{padding:24px 22px}.result-title{font-size:18px}.results-heading{gap:8px;margin-top:28px}.result-bottom{align-items:start;flex-direction:column}.pagination-row{justify-content:center}.pagination-row>span{display:none}.empty-state .card-body{padding:32px 22px}.empty-state h2{font-size:21px}.entity-choice{align-items:start;flex-direction:column;gap:12px}.entity-choice .btn{width:100%}.paper-heading{padding-top:20px}.paper-facts{gap:18px}.institution-list li{flex-direction:column;gap:4px}.footer-inner{flex-direction:column;gap:8px}.site-footer{margin-top:40px}.record-heading{align-items:start}.header-nav .nav-link{padding-inline:6px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}

/* Account navigation and appearance. */
.search-page .paper-search{padding:20px}
.search-page .search-controls{align-items:center}
.search-page .search-mode{flex:0 0 170px;max-width:none;min-width:0}
.search-page .search-query{flex:1;min-width:0}
.search-page .search-submit{flex:0 0 auto;min-height:48px;white-space:nowrap}
.search-page .search-help{margin-top:10px;font-size:13px}
.search-page .result-item{padding:16px 24px}
.search-page .result-title{margin-bottom:6px;font-weight:400}
.search-page .result-meta{align-items:center;gap:4px 10px;overflow-wrap:anywhere}
.search-page .result-meta>span:not(.integrity-badges)+span:not(.integrity-badges):before{content:'·';margin-right:10px;color:var(--portal-muted)}
.search-page .result-meta>.integrity-badges{display:inline-flex;gap:6px}
.search-page .result-meta .badge{font-size:12px;padding:4px 8px;line-height:1.4}
.site-header{position:relative;z-index:30}
.header-nav .theme-toggle{justify-content:center;width:44px;height:44px;flex-shrink:0;padding:10px;border:0;border-radius:8px;background:transparent;cursor:pointer}
.header-nav .theme-toggle:hover{background:var(--portal-tint)}
.theme-toggle svg{width:24px;height:24px}
.theme-icon-light{display:none}
[data-bs-theme=dark] .theme-icon-dark{display:none}
[data-bs-theme=dark] .theme-icon-light{display:block}
.account-trigger{display:flex;align-items:center;gap:9px;min-height:44px;max-width:230px;padding:4px 6px;border:0;border-radius:8px;background:transparent;color:var(--portal-ink);font:inherit;cursor:pointer}
.account-trigger:hover,.account-trigger[aria-expanded=true]{background:var(--portal-tint)}
.account-avatar{position:relative;display:grid;place-items:center;flex-shrink:0;width:30px;height:30px;background:var(--portal-tint);color:var(--portal-accent);border-radius:50%}
.account-avatar>svg{width:21px;height:21px}
.account-online{position:absolute;right:-1px;bottom:0;width:8px;height:8px;border:2px solid var(--portal-surface);border-radius:50%;background:var(--portal-accent)}
.account-name{max-width:10em;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:600}
.account-chevron{width:14px;height:14px;flex-shrink:0;color:var(--portal-muted)}
.account-menu{width:300px;max-width:calc(100vw - 40px);padding:8px;border:1px solid var(--portal-border);border-radius:8px;background:var(--portal-surface);color:var(--portal-ink);box-shadow:0 12px 32px rgba(0,0,0,.12)}
.account-menu-header{display:flex;flex-direction:column;gap:3px;padding:8px 12px 12px;overflow-wrap:anywhere}
.account-menu-header strong{font-size:16px}
.account-menu-header>span{font-size:13px;color:var(--portal-muted)}
.account-service{padding:12px;margin:0 4px 8px;background:var(--portal-tint);border-radius:6px;font-size:13px}
.account-service-label{color:var(--portal-muted);font-size:12px;margin-bottom:6px}
.account-service p{margin:0;font-size:14px}
.account-service dl{display:grid;gap:4px;margin:0}
.account-service dl>div{display:flex;gap:16px;justify-content:space-between}
.account-service dt{font-weight:400;color:var(--portal-muted)}
.account-service dd{margin:0;font-variant-numeric:tabular-nums}
.account-service-note{display:block;font-size:12px;color:var(--portal-muted);margin-top:5px}
.account-menu .dropdown-item{display:flex;align-items:center;width:100%;min-height:44px;padding:9px 12px;border:0;border-radius:5px;background:transparent;color:var(--portal-ink);font-size:14px;text-align:left;text-decoration:none;white-space:normal}
.account-menu .dropdown-item:hover,.account-menu .dropdown-item:focus-visible{background:var(--portal-tint);color:var(--portal-accent)}
.account-menu .dropdown-divider{border-color:var(--portal-border);margin:6px 4px}
.account-menu form{margin:0}

/* One detail surface with three accessible tabs. */
.detail-page .detail-back{margin-bottom:16px}
.detail-page .paper-heading{border:0;padding-top:0;margin-bottom:24px}
.detail-page .paper-heading-label{margin-bottom:8px}
.detail-page .paper-heading h1{max-width:none;font-size:clamp(16.8px,1.82vw,22.4px);font-weight:400;margin-bottom:14px}
.paper-title-link{color:var(--portal-ink);text-decoration:none}
.paper-title-link:hover{color:var(--portal-accent);text-decoration:underline}
.paper-title-link svg,.record-title-link svg{display:inline-block;width:.65em;height:.65em;margin-left:3px;vertical-align:baseline;opacity:.75}
.detail-tabs{overflow:visible}
.detail-tabs-header{padding:0 28px}
.detail-tabs .card-header-tabs{width:100%;margin:0;gap:28px;flex-wrap:nowrap;border:0;background:transparent}
.detail-tabs .nav-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:58px;padding:16px 0;margin:0;border:0;border-bottom:2px solid transparent;border-radius:0;background:transparent;color:var(--portal-muted);font-size:16px;white-space:nowrap}
.detail-tabs .nav-link.active{background:transparent;color:var(--portal-accent);border-bottom-color:var(--portal-accent);font-weight:600}
.detail-tabs .nav-link:hover{color:var(--portal-accent)}
.detail-tabs .nav-link:focus-visible{outline-offset:-4px}
.tab-count{padding:1px 6px;border-radius:4px;background:var(--portal-tint);font-size:12px;font-weight:400;line-height:1.6}
.detail-tabs .tab-content{min-width:0}
.detail-tabs .card-body{padding:28px}
.detail-tabs .paper-facts{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px 28px}
.paper-doi-fact{grid-column:1/-1}
.detail-tabs .paper-doi{margin:0;gap:10px 16px}
.detail-tabs .copy-doi{padding:6px 12px;font-size:13px}
.paper-journals{margin-top:24px;padding-top:24px;border-top:1px solid var(--portal-border)}
.paper-journals-only{margin-top:0;padding-top:0;border-top:0}
.detail-section-title{font-size:14px;font-weight:400;color:var(--portal-muted);margin-bottom:12px}
.detail-tabs .journal-entry h3{font-size:18px;line-height:1.6;margin-bottom:14px}
.detail-tabs .journal-facts{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);gap:20px 28px}
.detail-tabs .author-item+.author-item{padding-top:16px;margin-top:16px}
.detail-tabs .record-heading{margin-bottom:10px}
.detail-tabs .integrity-record h3{font-size:18px;line-height:1.6;margin:0 0 8px}
.record-title-link{color:var(--portal-ink);text-decoration:none}
.record-title-link:hover{color:var(--portal-accent);text-decoration:underline}
.detail-tabs .record-description{max-width:90ch;line-height:1.8;margin:0}
.detail-tabs .integrity-record+.integrity-record{margin-top:20px;padding-top:20px}
.detail-tabs .integrity-note{padding-top:16px;margin-top:20px}
@media(max-width:767px){
    .search-page .search-controls{align-items:stretch}
    .search-page .search-mode{flex:0 0 auto;width:100%}
    .search-page .search-query{flex:0 0 auto;width:100%}
    .search-page .result-item{padding:16px 20px}
    .header-nav .theme-toggle{margin-left:auto}
    .header-nav .account-dropdown{margin-left:auto}
    .account-name{max-width:8em}
    .detail-tabs-header{padding:0 16px}
    .detail-tabs .card-header-tabs{gap:18px}
    .detail-tabs .nav-link{gap:6px;font-size:14px;min-height:52px;padding:14px 0}
    .detail-tabs .tab-count{font-size:11px;padding:1px 5px}
    .detail-tabs .card-body{padding:22px}
    .detail-tabs .paper-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
    .detail-tabs .journal-facts{grid-template-columns:1fr;gap:16px}
    .detail-tabs .journal-entry h3,.detail-tabs .integrity-record h3{font-size:17px}
}

.record-agencies{display:flex;flex-wrap:wrap;gap:8px 24px;margin:12px 0;font-size:14px}.record-agencies>div{display:flex;flex-wrap:wrap;gap:6px}.record-agencies dt{font-weight:400;color:var(--portal-muted)}.record-agencies dd{margin:0;overflow-wrap:anywhere}