/* Academic article reader — scoped to article detail pages. */
body:has(.article-reader-page){background:#f4f7fb;color:#132d4a}
.article-reader-page{--reader-ink:#143457;--reader-muted:#63778f;--reader-line:#d9e4ee;--reader-soft:#f5f8fb;--reader-accent:#0b3155;--reader-zoom:1;background:#f4f7fb;padding:28px 0 64px;overflow:hidden}
.article-reader-page .container{width:min(1420px,calc(100% - 48px));margin-inline:auto}
.article-reader-breadcrumb{display:flex;align-items:center;gap:11px;margin:0 0 20px;color:#6d7e92;font-size:12px;font-weight:800}.article-reader-breadcrumb a{color:#65788f;text-decoration:none}.article-reader-breadcrumb a:hover{color:#f27621}.article-reader-breadcrumb i{font-size:9px;color:#99a8b8}.article-reader-breadcrumb strong{color:#29435f}
.article-reader-shell{overflow:hidden;border:1px solid #d8e3ec;border-radius:12px;background:#fff;box-shadow:0 16px 40px rgba(25,54,86,.06)}
.article-reader-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:68px;padding:0 20px;border-bottom:1px solid var(--reader-line);background:#fff}.reader-toolbar-left,.reader-toolbar-center,.reader-toolbar-right{display:flex;align-items:center;gap:10px}.reader-toolbar-left{min-width:170px}.reader-toolbar-right{justify-content:flex-end;min-width:190px}.reader-toolbar-divider{width:1px;height:27px;margin:0 12px;background:#d7e1ea}.reader-toolbar-button,.reader-toolbar-link{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:35px;padding:0 12px;border:1px solid #dae5ee;border-radius:7px;background:#fff;color:#274562;font:800 12px/1 var(--font-main,"Noto Sans",sans-serif);text-decoration:none;cursor:pointer;transition:background-color .18s ease,border-color .18s ease,color .18s ease}.reader-toolbar-button:hover,.reader-toolbar-link:hover{border-color:#aac1d5;background:#f4f8fc;color:#0b3155}.reader-toolbar-button i,.reader-toolbar-link i{font-size:12px}.reader-toolbar-icon{width:35px;padding:0}.reader-toolbar-page-count{min-width:74px;color:#25425f;text-align:center;font-size:13px;font-weight:900}.reader-toolbar-zoom{display:flex;align-items:center;gap:4px;padding:2px;border:1px solid #dae5ee;border-radius:7px;background:#fbfdff}.reader-toolbar-zoom button{display:grid;place-items:center;width:30px;height:30px;padding:0;border:0;border-radius:5px;background:transparent;color:#294967;font:900 17px/1 var(--font-main,"Noto Sans",sans-serif);cursor:pointer}.reader-toolbar-zoom button:hover{background:#edf3f8}.reader-toolbar-zoom output{display:grid;place-items:center;width:46px;color:#274562;font-size:12px;font-weight:900}
.article-reader-stage-wrap{overflow:auto;background:linear-gradient(135deg,#f8fafc 0%,#edf2f6 100%);padding:30px 22px 42px}.article-reader-stage{width:min(1080px,100%);margin:0 auto;zoom:var(--reader-zoom)}
.reader-page{position:relative;box-sizing:border-box;overflow:hidden;width:100%;min-height:760px;margin:0 auto 22px;padding:50px 52px 48px;border:1px solid #dce5ed;border-radius:8px;background:#fff;box-shadow:0 8px 18px rgba(24,45,71,.12)}.reader-page:last-child{margin-bottom:0}.reader-page:before{content:"";position:absolute;top:0;right:0;left:0;height:6px;background:linear-gradient(90deg,#eff4f8,#fff,#eff4f8)}
.reader-running-header{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:27px;padding-bottom:14px;border-bottom:1px solid #cfdbe5;color:#35536e;font-size:11px;font-weight:800}.reader-running-header span:last-child{font-weight:900}.reader-page-number{position:absolute;right:50px;bottom:22px;color:#3e5972;font-size:12px;font-weight:900}
.reader-cover-page{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(290px,.88fr);align-items:center;gap:44px;min-height:610px;padding-top:68px}.reader-cover-copy{padding:22px 0 35px}.reader-kicker{display:inline-flex;align-items:center;gap:8px;padding:8px 13px;border-radius:3px;background:#123d69;color:#fff;font-size:10px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.reader-cover-copy h1{max-width:600px;margin:22px 0 14px;color:#17365a;font-family:"DM Serif Display",Georgia,serif;font-size:clamp(34px,4vw,54px);font-weight:400;line-height:1.1;letter-spacing:-.025em}.reader-authors{margin:0;color:#284563;font-size:14px;font-weight:850}.reader-affiliations{display:grid;gap:7px;margin:18px 0 0;color:#5a7087;font-size:12px;line-height:1.5;font-weight:650}.reader-affiliations span{display:flex;gap:8px}.reader-affiliations i{margin-top:4px;color:#f17a24;font-size:9px}.reader-abstract{margin-top:26px;padding:18px 20px;border-radius:9px;background:#f0f5f9;color:#34516c;font-size:12px;line-height:1.72;font-weight:650}.reader-abstract strong{display:block;margin-bottom:8px;color:#1d3e60;font-size:11px;font-weight:900;text-transform:uppercase}.reader-keywords{margin-top:16px;color:#4b657c;font-size:11px;line-height:1.55;font-weight:650}.reader-keywords strong{color:#1a3b5e;font-weight:900}.reader-cover-visual{position:relative;align-self:stretch;min-height:420px;border-radius:14px;overflow:hidden;background:linear-gradient(135deg,#072846,#0e4a79)}.reader-cover-visual img{width:100%;height:100%;object-fit:cover;display:block}.reader-cover-visual:has(img):after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(2,24,44,.3))}.reader-cover-placeholder{position:absolute;inset:0;display:grid;place-items:center;background:radial-gradient(circle at 73% 23%,rgba(93,183,231,.42),transparent 25%),linear-gradient(135deg,#052a4b,#0e5284)}.reader-cover-placeholder i{color:rgba(255,255,255,.92);font-size:120px}.reader-cover-stamp{position:absolute;z-index:2;right:16px;bottom:15px;color:rgba(255,255,255,.86);font-size:11px;font-weight:800}.reader-cover-stamp i{margin-right:6px;color:#ff8b36}
.reader-content-page{min-height:850px}.reader-content-page .reader-running-header{margin-bottom:27px}.reader-prose{color:#213d5b;font-size:15px;line-height:1.74;font-weight:500}.reader-prose>*:first-child{margin-top:0}.reader-prose h1,.reader-prose h2,.reader-prose h3,.reader-prose h4{break-after:avoid;color:#153d68;font-weight:900;line-height:1.24}.reader-prose h1{margin:0 0 16px;font-size:28px}.reader-prose h2{margin:26px 0 13px;padding-top:3px;font-size:23px}.reader-prose h3{margin:22px 0 10px;font-size:18px}.reader-prose h4{margin:18px 0 9px;font-size:16px}.reader-prose p{margin:0 0 16px}.reader-prose ul,.reader-prose ol{margin:0 0 18px;padding-left:23px}.reader-prose li{margin:6px 0}.reader-prose blockquote{margin:20px 0;padding:16px 19px;border-left:4px solid #1d5a91;background:#f2f7fb;color:#35516d;font-style:italic}.reader-prose a{color:#e76f1a;text-decoration:underline;text-underline-offset:3px}.reader-prose hr{height:1px;margin:28px 0;border:0;background:#d8e3ec}.reader-prose img{display:block;max-width:100%;height:auto;margin:20px auto;border:1px solid #dce5ed;border-radius:8px;box-shadow:0 7px 16px rgba(18,48,78,.11)}.reader-prose figure{max-width:100%;margin:20px auto}.reader-prose figcaption{margin-top:7px;color:#708198;font-size:11px;text-align:center}.reader-prose table{width:100%;margin:21px 0;border-collapse:collapse;font-size:12px}.reader-prose th,.reader-prose td{padding:10px 11px;border:1px solid #d6e2eb;text-align:left;vertical-align:top}.reader-prose th{background:#123d68;color:#fff;font-weight:850}.reader-prose tr:nth-child(even) td{background:#f5f8fb}.reader-no-body{min-height:310px;display:grid;place-items:center;padding:35px;border:1px dashed #c6d5e3;border-radius:9px;background:#f9fbfd;color:#60758c;text-align:center}.reader-no-body i{display:block;margin-bottom:12px;color:#9eb1c4;font-size:40px}.reader-no-body strong{display:block;margin-bottom:6px;color:#264461;font-size:17px}.reader-no-body p{margin:0;font-size:13px}
.article-reader-toast{position:fixed;z-index:2000;right:24px;bottom:24px;display:none;align-items:center;gap:9px;padding:13px 16px;border-radius:9px;background:#073154;color:#fff;box-shadow:0 14px 35px rgba(0,0,0,.24);font-size:13px;font-weight:800}.article-reader-toast.is-visible{display:flex}.article-reader-toast i{color:#ff8d3b}
@media(max-width:980px){.article-reader-page .container{width:calc(100% - 32px)}.article-reader-toolbar{padding:0 13px}.reader-toolbar-left{min-width:0}.reader-toolbar-right{min-width:0}.reader-toolbar-label{display:none}.reader-toolbar-divider{margin:0 4px}.article-reader-stage-wrap{padding:22px 13px 32px}.reader-page{padding:42px 34px 44px}.reader-page-number{right:34px}.reader-cover-page{gap:28px;padding-top:57px}.reader-cover-copy h1{font-size:39px}.reader-cover-visual{min-height:340px}}
@media(max-width:720px){.article-reader-page{padding:18px 0 38px}.article-reader-page .container{width:100%}.article-reader-breadcrumb{width:calc(100% - 28px);margin:0 auto 14px}.article-reader-shell{border-right:0;border-left:0;border-radius:0}.article-reader-toolbar{min-height:59px;gap:7px;padding:0 11px}.reader-toolbar-left,.reader-toolbar-center,.reader-toolbar-right{gap:6px}.reader-toolbar-page-count{min-width:48px;font-size:12px}.reader-toolbar-zoom{display:none}.reader-toolbar-button,.reader-toolbar-link{min-height:33px;padding:0 10px}.reader-toolbar-icon{width:33px;padding:0}.article-reader-stage-wrap{padding:16px 0 26px}.article-reader-stage{width:100%;zoom:1}.reader-page{min-height:0;margin-bottom:14px;padding:33px 21px 42px;border-right:0;border-left:0;border-radius:0;box-shadow:0 4px 10px rgba(24,45,71,.1)}.reader-running-header{font-size:9px}.reader-page-number{right:21px;bottom:18px;font-size:10px}.reader-cover-page{grid-template-columns:1fr;padding-top:45px}.reader-cover-copy{padding:0}.reader-cover-copy h1{font-size:34px}.reader-cover-visual{min-height:300px;order:-1}.reader-cover-stamp{font-size:10px}.reader-content-page .reader-running-header{margin-bottom:21px}.reader-prose{font-size:14px;line-height:1.7}.reader-prose h1{font-size:25px}.reader-prose h2{font-size:21px}.reader-prose h3{font-size:17px}.reader-prose table{display:block;overflow-x:auto;white-space:nowrap}.article-reader-toast{right:14px;bottom:14px;left:14px;justify-content:center}}
@media print{body{background:#fff}.site-header,.site-footer,.article-reader-breadcrumb,.article-reader-toolbar,.article-reader-toast{display:none}.article-reader-page{padding:0;background:#fff}.article-reader-shell,.article-reader-stage-wrap{border:0;background:#fff;box-shadow:none;padding:0}.article-reader-stage{width:100%;zoom:1}.reader-page{break-after:page;box-shadow:none;border:0;margin:0;min-height:auto}.reader-page:last-child{break-after:auto}}

/* Push article details hero down when using aa-home-page fixed header */
body.aa-home-page .hero-content {
    padding-top: 104px;
}

@media (max-width: 920px) {
    body.aa-home-page .hero-content {
        padding-top: 76px;
    }
}

/* Make header always solid colored on the single article reader page */
body.aa-home-page.article-reader-body .aa-site-header {
    background: #062845 !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25) !important;
}

/* Meta Header Styling */
.article-reader-meta-header {
    padding: 40px 48px 36px;
    background: #ffffff;
    border-bottom: 1px solid #e3edf7;
    text-align: left;
}
.reader-meta-category {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
    color: #e76f1a; /* Warm brand accent */
    background: #fdf2eb;
    padding: 6px 12px;
    border-radius: 20px;
    margin-bottom: 18px;
    letter-spacing: 0.05em;
}
.reader-meta-title {
    font-family: var(--font-main, "Noto Sans", sans-serif);
    font-size: clamp(26px, 3.2vw, 38px);
    color: #0b3155;
    line-height: 1.25;
    margin: 0 0 20px;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.reader-meta-details {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    color: #63778f;
    font-size: 13px;
    font-weight: 600;
}
.reader-meta-details span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.reader-meta-details i {
    color: #a4b6cb;
    font-size: 14px;
}

/* Document stage and cover image wrapper */
.article-reader-stage {
    display: flex;
    flex-direction: column;
    gap: 32px;
    max-width: 960px;
    margin: 0 auto;
}
.reader-page-image-wrapper {
    position: relative;
    background: #ffffff;
    border: 1px solid #dce5ed;
    border-radius: 12px;
    padding: 24px;
    box-shadow: 0 10px 30px rgba(25, 54, 86, 0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.reader-page-image-wrapper:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(25, 54, 86, 0.12);
}
.reader-page-number-top {
    font-size: 11px;
    font-weight: 800;
    color: #8da2ba;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 14px;
    border-bottom: 1px solid #f0f5fa;
    padding-bottom: 8px;
}
.reader-cover-img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid #f0f4f8;
}

/* Responsive Overrides */
@media (max-width: 720px) {
    .article-reader-meta-header {
        padding: 30px 24px 26px;
    }
    .reader-page-image-wrapper {
        padding: 12px;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
    }
    .reader-page-number-top {
        margin-bottom: 8px;
        padding-bottom: 6px;
    }
}