:root {
    --uwi-blue: #005da8;
    --uwi-blue-dark: #003f72;
    --uwi-blue-soft: #e8f2fb;
    --uwi-gold: #f2a900;
    --uwi-gold-dark: #c78300;
    --uwi-red: #d71920;
    --portal-ink: #152238;
    --portal-muted: #637083;
    --portal-line: #dce5ef;
    --portal-bg: #f4f7fb;
    --portal-card: #ffffff;
    --portal-radius: 1.1rem;
    --portal-shadow: 0 18px 45px rgba(21, 34, 56, 0.10);
    --portal-shadow-soft: 0 10px 30px rgba(21, 34, 56, 0.08);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.portal-body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--portal-ink);
    background: var(--portal-bg);
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.main-content {
    flex: 1;
}

a {
    color: var(--uwi-blue);
}

a:hover {
    color: var(--uwi-blue-dark);
}

.skip-link {
    position: absolute;
    top: .5rem;
    left: .5rem;
    z-index: 9999;
    background: #fff;
    color: var(--portal-ink);
    padding: .5rem .75rem;
    border-radius: .5rem;
}

.top-strip {
    background: var(--uwi-blue-dark);
    color: #fff;
    padding: .45rem 0;
}

.portal-navbar {
    background: #fff;
    border-bottom: 1px solid rgba(0, 93, 168, 0.16);
    box-shadow: 0 8px 22px rgba(21, 34, 56, 0.05);
}

.portal-brand {
    display: flex;
    align-items: center;
    gap: .75rem;
    min-width: 260px;
}

.brand-mark,
.footer-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--uwi-blue), var(--uwi-blue-dark));
    color: #fff;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 800;
    letter-spacing: .03em;
    box-shadow: inset 0 -4px 0 rgba(0, 0, 0, .12);
    position: relative;
}

.brand-mark::after,
.footer-mark::after {
    content: "";
    position: absolute;
    right: -5px;
    bottom: -5px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--uwi-gold);
    border: 3px solid #fff;
}

.brand-copy {
    display: flex;
    flex-direction: column;
    line-height: 1.05;
}

.brand-title {
    font-weight: 800;
    color: var(--portal-ink);
    letter-spacing: -.02em;
}

.brand-subtitle {
    font-size: .78rem;
    color: var(--portal-muted);
    margin-top: .25rem;
}

.portal-navbar .nav-link {
    color: var(--portal-ink);
    font-weight: 650;
    border-radius: 999px;
    padding: .55rem .85rem;
}

.portal-navbar .nav-link:hover,
.portal-navbar .nav-link.active {
    color: var(--uwi-blue-dark);
    background: var(--uwi-blue-soft);
}

.navbar-toggler {
    border: 0;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 .2rem rgba(0, 93, 168, .18);
}

.flash-stack {
    padding-top: 1rem;
}

.hero-section,
.page-hero,
.profile-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 88% 18%, rgba(242, 169, 0, .30), transparent 24rem),
        linear-gradient(135deg, var(--uwi-blue-dark), var(--uwi-blue));
    color: #fff;
}

.hero-section {
    padding: 5rem 0 4.5rem;
}

.page-hero,
.profile-hero {
    padding: 3rem 0 2.6rem;
}

.hero-section::before,
.page-hero::before,
.profile-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(30deg, rgba(255,255,255,.06) 12%, transparent 12.5%, transparent 87%, rgba(255,255,255,.06) 87.5%, rgba(255,255,255,.06)),
        linear-gradient(150deg, rgba(255,255,255,.06) 12%, transparent 12.5%, transparent 87%, rgba(255,255,255,.06) 87.5%, rgba(255,255,255,.06));
    background-size: 72px 126px;
    opacity: .25;
}

.hero-section .container,
.page-hero .container,
.profile-hero .container {
    position: relative;
    z-index: 1;
}

.hero-title,
.page-hero h1,
.profile-hero h1 {
    font-weight: 850;
    letter-spacing: -.045em;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 4.5rem);
    line-height: .98;
}

.page-hero h1,
.profile-hero h1 {
    font-size: clamp(2rem, 4vw, 3.4rem);
}

.hero-lead,
.page-hero p,
.profile-hero p {
    color: rgba(255, 255, 255, .86);
    font-size: 1.05rem;
    max-width: 760px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    color: var(--uwi-gold);
    font-size: .78rem;
    font-weight: 850;
    text-transform: uppercase;
    letter-spacing: .12em;
    margin-bottom: .75rem;
}

.eyebrow::before {
    content: "";
    width: 32px;
    height: 3px;
    background: currentColor;
    border-radius: 999px;
}

.eyebrow.dark {
    color: var(--uwi-blue);
}

.btn-portal-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--uwi-blue);
    --bs-btn-border-color: var(--uwi-blue);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--uwi-blue-dark);
    --bs-btn-hover-border-color: var(--uwi-blue-dark);
    --bs-btn-focus-shadow-rgb: 0, 93, 168;
    font-weight: 750;
    border-radius: 999px;
    padding-inline: 1.15rem;
}

.btn-portal-light {
    --bs-btn-color: var(--uwi-blue-dark);
    --bs-btn-bg: #fff;
    --bs-btn-border-color: #fff;
    --bs-btn-hover-color: var(--uwi-blue-dark);
    --bs-btn-hover-bg: #f7fbff;
    --bs-btn-hover-border-color: #f7fbff;
    font-weight: 750;
    border-radius: 999px;
    padding-inline: 1.15rem;
}

.btn-portal-outline {
    --bs-btn-color: var(--uwi-blue);
    --bs-btn-border-color: rgba(0, 93, 168, .35);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--uwi-blue);
    --bs-btn-hover-border-color: var(--uwi-blue);
    font-weight: 750;
    border-radius: 999px;
    padding-inline: 1rem;
}

.expert-search-card,
.content-panel,
.action-panel,
.mini-panel,
.filter-panel,
.paper-card,
.researcher-card {
    background: var(--portal-card);
    border: 1px solid var(--portal-line);
    border-radius: var(--portal-radius);
    box-shadow: var(--portal-shadow-soft);
}

.expert-search-card {
    padding: 1.5rem;
    color: var(--portal-ink);
    box-shadow: var(--portal-shadow);
}

.search-card-header {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.search-icon,
.action-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    border-radius: 14px;
    color: var(--uwi-blue);
    background: var(--uwi-blue-soft);
}

.search-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin-top: 1rem;
}

.search-tabs span,
.venue-tags span,
.status-pill,
.source-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 800;
}

.search-tabs span {
    color: var(--uwi-blue-dark);
    background: #f5f9fd;
    border: 1px solid var(--portal-line);
    padding: .35rem .6rem;
}

.metric-band {
    margin-top: -2rem;
    position: relative;
    z-index: 2;
    padding-bottom: 1.25rem;
}

.metric-card {
    height: 100%;
    padding: 1.25rem;
    border-radius: var(--portal-radius);
    background: #fff;
    border: 1px solid var(--portal-line);
    box-shadow: var(--portal-shadow-soft);
    text-align: center;
}

.metric-card.light-card {
    background: #fff;
}

.metric-value {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 850;
    color: var(--uwi-blue-dark);
    letter-spacing: -.04em;
}

.metric-label {
    color: var(--portal-muted);
    font-size: .86rem;
    font-weight: 750;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.portal-section {
    padding: 3.5rem 0;
}

.section-soft {
    background: #fff;
    border-block: 1px solid var(--portal-line);
}

.section-heading {
    max-width: 760px;
    margin: 0 auto 2rem;
}

.section-heading h2 {
    font-weight: 850;
    letter-spacing: -.035em;
}

.section-heading p {
    color: var(--portal-muted);
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.category-card {
    min-height: 130px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: .75rem;
    padding: 1.25rem;
    text-decoration: none;
    color: var(--portal-ink);
    background: #fff;
    border: 1px solid var(--portal-line);
    border-radius: var(--portal-radius);
    box-shadow: var(--portal-shadow-soft);
    transition: transform .16s ease, border-color .16s ease, box-shadow .16s ease;
}

.category-card:hover {
    transform: translateY(-3px);
    border-color: rgba(0, 93, 168, .3);
    box-shadow: var(--portal-shadow);
    color: var(--uwi-blue-dark);
}

.category-card i {
    font-size: 1.7rem;
    color: var(--uwi-blue);
}

.category-card span {
    font-weight: 800;
}

.content-panel,
.action-panel,
.mini-panel {
    padding: 1.5rem;
}

.feature-panel {
    background:
        radial-gradient(circle at top right, rgba(242, 169, 0, .13), transparent 12rem),
        #fff;
}

.feature-step {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .75rem 0;
    border-top: 1px solid var(--portal-line);
    font-weight: 700;
}

.feature-step i {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--uwi-blue);
    background: var(--uwi-blue-soft);
    border-radius: 10px;
}

.publication-list {
    display: grid;
    gap: .85rem;
}

.publication-item {
    display: grid;
    grid-template-columns: 70px 1fr;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--portal-line);
    border-radius: .9rem;
    background: #fff;
}

.publication-year {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 56px;
    border-radius: 14px;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue-dark);
    font-weight: 850;
}

.venue-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
    margin: 1rem 0;
}

.venue-tags span {
    padding: .4rem .7rem;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue-dark);
}

.code-block {
    display: block;
    padding: .85rem;
    border-radius: .8rem;
    background: #f6f8fb;
    border: 1px solid var(--portal-line);
    color: var(--portal-ink);
    white-space: normal;
}

.directory-search .form-control,
.expert-search-card .form-control,
.content-panel .form-control,
.content-panel .form-select {
    border-color: var(--portal-line);
}

.researcher-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.researcher-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.researcher-avatar {
    width: 70px;
    height: 70px;
    margin: 1.25rem 1.25rem 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--uwi-blue), var(--uwi-blue-dark));
    color: #fff;
    font-size: 1.7rem;
    font-weight: 850;
}

.researcher-body {
    padding: 1.25rem;
    flex: 1;
}

.researcher-interests {
    min-height: 44px;
}

.researcher-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.researcher-meta span {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .35rem .55rem;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 750;
    background: #f6f8fb;
    color: var(--portal-muted);
}

.researcher-actions {
    padding: 0 1.25rem 1.25rem;
}

.profile-stat-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.25);
    border-radius: var(--portal-radius);
    backdrop-filter: blur(8px);
}

.profile-stat-card > div {
    padding: .75rem;
    background: rgba(255,255,255,.12);
    border-radius: .9rem;
}

.profile-stat-value,
.profile-stat-label {
    display: block;
}

.profile-stat-value {
    font-size: 1.85rem;
    font-weight: 850;
}

.profile-stat-label {
    color: rgba(255,255,255,.72);
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.back-link {
    display: inline-flex;
    gap: .4rem;
    align-items: center;
    color: #fff;
    text-decoration: none;
    opacity: .9;
}

.back-link:hover {
    color: #fff;
    opacity: 1;
}

.filter-panel {
    padding: 1rem;
    margin-bottom: 1.25rem;
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
}

.paper-stack {
    display: grid;
    gap: 1rem;
}

.paper-card {
    padding: 1.35rem;
}

.paper-card-top {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: flex-start;
}

.paper-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    color: var(--portal-muted);
    font-size: .88rem;
}

.paper-meta span {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
}

.source-badge {
    background: rgba(242, 169, 0, .18);
    color: #7d5200;
    padding: .35rem .65rem;
    white-space: nowrap;
}

.publication-source {
    margin: 1rem 0 .5rem;
    color: var(--portal-muted);
}

.paper-description {
    line-height: 1.65;
    margin-bottom: 1rem;
}

.paper-card-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.panel-title-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.portal-table thead th {
    color: var(--portal-muted);
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    border-bottom-width: 1px;
}

.status-pill {
    padding: .35rem .6rem;
}

.status-pill.success {
    color: #0f5132;
    background: #d1e7dd;
}

.status-pill.warning {
    color: #664d03;
    background: #fff3cd;
}

.action-panel {
    position: relative;
    overflow: hidden;
}

.action-panel::after {
    content: "";
    position: absolute;
    right: -50px;
    top: -50px;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: rgba(242, 169, 0, .12);
}

.summary-text {
    line-height: 1.75;
    font-size: 1rem;
}

.podcast-script {
    max-height: 420px;
    overflow-y: auto;
    background: #f6f8fb;
    color: var(--portal-ink);
    white-space: pre-wrap;
}

.portal-accordion .accordion-item {
    border-color: var(--portal-line);
}

.portal-accordion .accordion-button {
    font-weight: 750;
}

.portal-accordion .accordion-button:not(.collapsed) {
    color: var(--uwi-blue-dark);
    background: var(--uwi-blue-soft);
}

.audio-panel {
    padding: 1rem;
    border: 1px solid var(--portal-line);
    background: #f8fbff;
    border-radius: .9rem;
}

.empty-state {
    padding: 1.5rem;
    border: 1px dashed rgba(0, 93, 168, .35);
    border-radius: var(--portal-radius);
    background: #fff;
    color: var(--portal-muted);
    text-align: center;
}

.large-empty {
    padding: 3rem 1.5rem;
}

.empty-state i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    border-radius: 18px;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue);
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

.danger-state i {
    background: #f8d7da;
    color: #842029;
}

.portal-footer {
    padding: 3rem 0 1.25rem;
    background:
        radial-gradient(circle at 90% 10%, rgba(242, 169, 0, .18), transparent 22rem),
        var(--uwi-blue-dark);
    color: #fff;
}

.footer-mark {
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.22);
}

.footer-heading {
    font-size: .85rem;
    text-transform: uppercase;
    letter-spacing: .12em;
    color: var(--uwi-gold);
    margin-bottom: .75rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    gap: .45rem;
}

.footer-links a {
    color: rgba(255,255,255,.72);
    text-decoration: none;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    margin-top: 2rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,.14);
    color: rgba(255,255,255,.55);
    font-size: .84rem;
}

@media (max-width: 991.98px) {
    .portal-brand {
        min-width: 0;
    }

    .category-grid,
    .researcher-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-section {
        padding: 3.5rem 0 4rem;
    }

    .filter-panel,
    .paper-card-top {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-buttons {
        align-self: flex-start;
    }
}

@media (max-width: 575.98px) {
    .brand-mark {
        width: 46px;
        height: 46px;
        border-radius: 12px;
    }

    .brand-title {
        font-size: .98rem;
    }

    .brand-subtitle {
        font-size: .72rem;
    }

    .hero-title {
        font-size: 2.3rem;
    }

    .category-grid,
    .researcher-grid {
        grid-template-columns: 1fr;
    }

    .metric-band {
        margin-top: -1rem;
    }

    .publication-item {
        grid-template-columns: 1fr;
    }

    .profile-stat-card {
        grid-template-columns: 1fr;
    }

    .portal-section {
        padding: 2.5rem 0;
    }
}

/* Researcher profile images */
.researcher-avatar,
.profile-photo {
    position: relative;
    overflow: hidden;
    flex: 0 0 auto;
}

.researcher-avatar img,
.profile-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.avatar-fallback {
    width: 100%;
    height: 100%;
    display: none;
    align-items: center;
    justify-content: center;
}

.avatar-fallback.visible {
    display: inline-flex;
}

.profile-identity {
    display: flex;
    align-items: center;
    gap: 1.4rem;
}

.profile-photo {
    width: 138px;
    height: 138px;
    border-radius: 30px;
    background: linear-gradient(135deg, rgba(255,255,255,.30), rgba(255,255,255,.10));
    border: 4px solid rgba(255,255,255,.55);
    color: #fff;
    box-shadow: 0 24px 55px rgba(0,0,0,.20);
    font-size: 3.1rem;
    font-weight: 850;
}

.profile-copy {
    min-width: 0;
}

@media (max-width: 767.98px) {
    .profile-identity {
        align-items: flex-start;
        flex-direction: column;
    }

    .profile-photo {
        width: 108px;
        height: 108px;
        border-radius: 24px;
        font-size: 2.4rem;
    }
}

/* Researcher one-minute podcast card */
.researcher-podcast-section {
    padding-top: 2rem;
    padding-bottom: 0.5rem;
}

.researcher-podcast-card {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(320px, 0.8fr);
    gap: 1.5rem;
    padding: 1.5rem;
    border: 1px solid rgba(16, 24, 40, 0.08);
    border-radius: 1.25rem;
    background:
        radial-gradient(circle at top left, rgba(252, 185, 0, 0.16), transparent 36%),
        linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    box-shadow: 0 18px 45px rgba(16, 24, 40, 0.08);
}

.researcher-podcast-content,
.researcher-podcast-player {
    min-width: 0;
}

.podcast-paper-context {
    padding: 1rem;
    border-left: 4px solid var(--uwi-gold, #fcb900);
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.78);
}

.mini-label {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--uwi-red, #8c1d18);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.audio-panel {
    padding: 1rem;
    border-radius: 1rem;
    background: #ffffff;
    border: 1px solid rgba(16, 24, 40, 0.08);
}

.audio-icon,
.empty-audio-state i {
    width: 2.6rem;
    height: 2.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    margin-bottom: 0.75rem;
    color: var(--uwi-red, #8c1d18);
    background: rgba(140, 29, 24, 0.08);
    font-size: 1.3rem;
}

.empty-audio-state {
    padding: 1.25rem;
    text-align: center;
    border: 1px dashed rgba(16, 24, 40, 0.18);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.7);
}

.empty-audio-state p {
    margin-bottom: 0;
    color: #667085;
}

.script-details {
    padding: 0.9rem 1rem;
    border-radius: 0.9rem;
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(16, 24, 40, 0.08);
}

.script-details summary {
    cursor: pointer;
    color: var(--uwi-red, #8c1d18);
    font-weight: 700;
}

@media (max-width: 992px) {
    .researcher-podcast-card {
        grid-template-columns: 1fr;
    }
}

/* AI summaries page enhancements */
.summary-hero {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 14% 20%, rgba(242, 169, 0, 0.28), transparent 19rem),
        radial-gradient(circle at 92% 18%, rgba(255, 255, 255, 0.20), transparent 22rem),
        linear-gradient(135deg, var(--uwi-blue-dark), var(--uwi-blue));
}

.summary-hero::after {
    content: "";
    position: absolute;
    inset: auto -4rem -8rem auto;
    width: 22rem;
    height: 22rem;
    border-radius: 50%;
    background: rgba(242, 169, 0, 0.16);
    filter: blur(2px);
}

.summary-hero .container {
    position: relative;
    z-index: 1;
}

.summary-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: .65rem;
    margin-top: 1.25rem;
}

.summary-hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    padding: .45rem .75rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.13);
    border: 1px solid rgba(255, 255, 255, 0.18);
    color: rgba(255, 255, 255, .9);
    font-size: .88rem;
}

.digest-scoreboard {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .75rem;
    padding: 1rem;
    border-radius: 1.35rem;
    background: rgba(255, 255, 255, 0.13);
    border: 1px solid rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.14);
}

.digest-scoreboard > div {
    padding: 1rem;
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.12);
}

.digest-stat-value,
.digest-stat-label {
    display: block;
}

.digest-stat-value {
    color: #fff;
    font-size: 1.75rem;
    line-height: 1.05;
    font-weight: 850;
    letter-spacing: -.03em;
}

.digest-stat-label {
    margin-top: .35rem;
    color: rgba(255, 255, 255, .74);
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.ai-digest-section {
    background:
        radial-gradient(circle at 8% 12%, rgba(0, 93, 168, 0.08), transparent 24rem),
        radial-gradient(circle at 90% 35%, rgba(242, 169, 0, 0.10), transparent 24rem);
}

.digest-feature-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(320px, 0.65fr);
    gap: 1.25rem;
    align-items: stretch;
}

.digest-overview-panel,
.digest-podcast-panel {
    position: relative;
    overflow: hidden;
}

.digest-overview-panel::before,
.digest-podcast-panel::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--uwi-blue), var(--uwi-gold));
}

.digest-chip {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .45rem .7rem;
    border-radius: 999px;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue-dark);
    font-size: .78rem;
    font-weight: 750;
    white-space: nowrap;
}

.summary-overview-text {
    padding: 1.15rem 1.2rem;
    border-left: 5px solid var(--uwi-gold);
    border-radius: 1rem;
    background: linear-gradient(135deg, #fff, #f8fbff);
    box-shadow: inset 0 0 0 1px rgba(0, 93, 168, 0.06);
}

.digest-podcast-panel {
    background:
        radial-gradient(circle at 80% 5%, rgba(242, 169, 0, .18), transparent 9rem),
        #fff;
}

.podcast-visual-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 4.25rem;
    height: 4.25rem;
    border-radius: 1.35rem;
    margin-bottom: 1rem;
    color: var(--uwi-blue-dark);
    background: linear-gradient(135deg, var(--uwi-blue-soft), rgba(242, 169, 0, .24));
    font-size: 2rem;
}

.compact-empty-audio {
    padding: 1rem;
}

.compact-empty-audio i {
    width: 2.8rem;
    height: 2.8rem;
}

.digest-section-heading {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: end;
    margin: 1.5rem 0 1rem;
}

.summary-stack {
    gap: 1.15rem;
}

.summary-highlight-card {
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0, 93, 168, .10);
    background:
        linear-gradient(#fff, #fff) padding-box,
        linear-gradient(135deg, rgba(0, 93, 168, .18), rgba(242, 169, 0, .22)) border-box;
}

.summary-highlight-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 22px 54px rgba(21, 34, 56, 0.12);
}

.summary-card-glow {
    position: absolute;
    right: -4rem;
    top: -4rem;
    width: 12rem;
    height: 12rem;
    border-radius: 50%;
    background: rgba(242, 169, 0, 0.12);
    pointer-events: none;
}

.summary-card-header {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: start;
}

.summary-rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 1rem;
    background: linear-gradient(135deg, var(--uwi-blue), var(--uwi-blue-dark));
    color: #fff;
    font-weight: 850;
    box-shadow: 0 12px 24px rgba(0, 93, 168, 0.20);
}

.summary-paper-title-block {
    min-width: 0;
}

.summary-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
}

.summary-researcher-strip {
    position: relative;
    display: flex;
    gap: .85rem;
    align-items: center;
    margin: 1rem 0;
    padding: .85rem;
    border: 1px solid rgba(0, 93, 168, .10);
    border-radius: 1rem;
    background: linear-gradient(135deg, #f8fbff, #fff);
}

.summary-researcher-avatar {
    flex: 0 0 auto;
    display: inline-flex;
    width: 3.3rem;
    height: 3.3rem;
    border-radius: 50%;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    background: var(--uwi-blue-soft);
    border: 3px solid #fff;
    box-shadow: 0 9px 24px rgba(21, 34, 56, 0.12);
}

.summary-researcher-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.summary-researcher-avatar .avatar-fallback {
    width: 100%;
    height: 100%;
    display: none;
    align-items: center;
    justify-content: center;
    color: var(--uwi-blue-dark);
    font-weight: 850;
}

.summary-researcher-avatar .avatar-fallback.visible {
    display: inline-flex;
}

.summary-researcher-name {
    display: inline-block;
    color: var(--portal-ink);
    font-weight: 800;
    text-decoration: none;
}

.summary-researcher-name:hover,
.paper-meta a:hover {
    color: var(--uwi-blue);
    text-decoration: underline;
}

.paper-meta a {
    color: inherit;
    text-decoration: none;
    font-weight: 650;
}

.summary-body-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .78fr);
    gap: 1rem;
    margin-top: 1rem;
}

.summary-insight-box {
    display: flex;
    gap: .85rem;
    padding: 1rem;
    border-radius: 1rem;
    background: #f8fbff;
    border: 1px solid rgba(0, 93, 168, .09);
}

.summary-insight-box.why-box {
    background: #fffaf0;
    border-color: rgba(242, 169, 0, .22);
}

.insight-icon {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: .85rem;
    color: var(--uwi-blue-dark);
    background: var(--uwi-blue-soft);
}

.why-box .insight-icon {
    color: #7d5200;
    background: rgba(242, 169, 0, .18);
}

.summary-actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(0, 93, 168, .09);
}

.digest-empty-state {
    background:
        radial-gradient(circle at 50% 0%, rgba(242, 169, 0, 0.14), transparent 15rem),
        #fff;
}

.min-w-0 {
    min-width: 0;
}

@media (max-width: 992px) {
    .digest-feature-grid {
        grid-template-columns: 1fr;
    }

    .summary-body-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .digest-scoreboard {
        grid-template-columns: 1fr 1fr;
    }

    .summary-card-header {
        grid-template-columns: auto minmax(0, 1fr);
    }

    .summary-badge {
        grid-column: 1 / -1;
        justify-self: start;
    }
}

@media (max-width: 576px) {
    .digest-scoreboard {
        grid-template-columns: 1fr;
    }

    .summary-card-header {
        grid-template-columns: 1fr;
    }

    .summary-rank-badge {
        width: 2.7rem;
        height: 2.7rem;
    }
}

/* Email notification subscription page */
.notification-hero {
    background:
        radial-gradient(circle at 14% 20%, rgba(242, 169, 0, 0.28), transparent 19rem),
        radial-gradient(circle at 92% 18%, rgba(255, 255, 255, 0.20), transparent 22rem),
        linear-gradient(135deg, var(--uwi-blue-dark), var(--uwi-blue));
}

.notification-section {
    background:
        radial-gradient(circle at 5% 18%, rgba(0, 93, 168, 0.07), transparent 22rem),
        radial-gradient(circle at 96% 40%, rgba(242, 169, 0, 0.10), transparent 24rem);
}

.notification-icon {
    flex: 0 0 auto;
    width: 3.25rem;
    height: 3.25rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 1rem;
    font-size: 1.45rem;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue-dark);
}

.notification-icon.warning {
    background: #fff3cd;
    color: #7d5200;
}

.notification-form-panel {
    position: relative;
    overflow: hidden;
}

.notification-form-panel::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, var(--uwi-blue), var(--uwi-gold));
}

.researcher-checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .75rem;
    max-height: 440px;
    overflow-y: auto;
    padding: .15rem .25rem .15rem 0;
}

.researcher-check-card {
    position: relative;
    display: flex;
    gap: .75rem;
    align-items: center;
    padding: .85rem;
    border: 1px solid var(--portal-line);
    border-radius: 1rem;
    background: #fff;
    cursor: pointer;
    transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.researcher-check-card:hover {
    transform: translateY(-1px);
    border-color: rgba(0, 93, 168, .34);
    box-shadow: var(--portal-shadow-soft);
}

.researcher-check-card .form-check-input {
    margin: 0;
    flex: 0 0 auto;
}

.researcher-check-avatar {
    flex: 0 0 auto;
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 50%;
    background: var(--uwi-blue-soft);
    color: var(--uwi-blue-dark);
    font-weight: 850;
    box-shadow: inset 0 0 0 3px #fff;
}

.researcher-check-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.researcher-check-avatar.small-avatar {
    width: 2.6rem;
    height: 2.6rem;
}

.researcher-check-copy {
    min-width: 0;
    display: grid;
    gap: .12rem;
}

.researcher-check-copy strong {
    line-height: 1.15;
}

.researcher-check-copy small {
    color: var(--portal-muted);
    line-height: 1.25;
}

.subscription-list {
    display: grid;
    gap: .75rem;
}

.subscription-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    align-items: center;
    padding: .9rem;
    border: 1px solid var(--portal-line);
    border-radius: 1rem;
    background: linear-gradient(135deg, #fff, #f8fbff);
}

@media (max-width: 768px) {
    .researcher-checkbox-grid {
        grid-template-columns: 1fr;
    }

    .subscription-row {
        align-items: stretch;
        flex-direction: column;
    }
}

/* --------------------------------------------------------------------------
   UWI Research visual refresh
   --------------------------------------------------------------------------
   This final block refreshes the earlier institutional theme.
   It keeps the same class names and Flask templates while moving the visual
   direction toward a UWI-wide UWI Research feel: deep institutional tones,
   gold accents, clean white content panels, and stronger discovery cards.
*/
:root {
    --uwi-blue: #7a003c;
    --uwi-blue-dark: #32124f;
    --uwi-blue-soft: #fff4d7;
    --uwi-gold: #f6c344;
    --uwi-gold-dark: #d99a00;
    --uwi-red: #b10033;
    --uwi-plum: #43205f;
    --uwi-violet: #27184f;
    --uwi-coral: #e6503c;
    --uwi-cream: #fff9ed;
    --uwi-cream-2: #fff3d4;
    --portal-ink: #21172f;
    --portal-muted: #6f657a;
    --portal-line: #eadfca;
    --portal-bg: #fff8ec;
    --portal-card: #ffffff;
    --portal-radius: 1.25rem;
    --portal-shadow: 0 24px 60px rgba(50, 18, 79, 0.16);
    --portal-shadow-soft: 0 14px 34px rgba(50, 18, 79, 0.10);
}

body.portal-body {
    background:
        radial-gradient(circle at 8% 6%, rgba(246, 195, 68, .20), transparent 18rem),
        radial-gradient(circle at 92% 8%, rgba(122, 0, 60, .12), transparent 20rem),
        linear-gradient(180deg, #fffdf7 0%, var(--portal-bg) 44%, #fff 100%);
    color: var(--portal-ink);
}

.top-strip {
    background: linear-gradient(90deg, var(--uwi-violet), var(--uwi-plum), var(--uwi-blue));
    border-bottom: 4px solid var(--uwi-gold);
    color: #fff;
}

.portal-navbar {
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(122, 0, 60, .14);
    box-shadow: 0 10px 30px rgba(50, 18, 79, .08);
}

.brand-mark,
.footer-mark {
    border-radius: 50%;
    background:
        radial-gradient(circle at 30% 28%, rgba(255,255,255,.28), transparent 38%),
        linear-gradient(145deg, var(--uwi-blue), var(--uwi-plum));
    color: #fff;
    border: 3px solid var(--uwi-gold);
    box-shadow: 0 10px 26px rgba(50, 18, 79, .22);
}

.brand-mark::after,
.footer-mark::after {
    width: 13px;
    height: 13px;
    right: 0;
    bottom: 2px;
    background: var(--uwi-gold);
    border-color: #fff;
}

.brand-title {
    color: var(--uwi-violet);
    font-size: 1.18rem;
    letter-spacing: -.03em;
}

.brand-subtitle {
    color: var(--uwi-blue);
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.portal-navbar .nav-link {
    color: var(--portal-ink);
    position: relative;
}

.portal-navbar .nav-link:hover,
.portal-navbar .nav-link.active {
    color: var(--uwi-blue);
    background: linear-gradient(180deg, #fff9ec, #fff1c7);
}

.portal-navbar .nav-link.active::after {
    content: "";
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 3px;
    height: 3px;
    border-radius: 999px;
    background: var(--uwi-gold);
}

.hero-section,
.page-hero,
.profile-hero {
    background:
        radial-gradient(circle at 82% 18%, rgba(246, 195, 68, .42), transparent 18rem),
        radial-gradient(circle at 12% 16%, rgba(230, 80, 60, .30), transparent 20rem),
        linear-gradient(135deg, var(--uwi-violet) 0%, var(--uwi-plum) 48%, var(--uwi-blue) 100%);
}

.hero-section::before,
.page-hero::before,
.profile-hero::before {
    opacity: .20;
    background-image:
        radial-gradient(circle, rgba(255,255,255,.17) 1px, transparent 1.2px),
        linear-gradient(135deg, rgba(255,255,255,.08), transparent 40%);
    background-size: 32px 32px, 100% 100%;
}

.hero-title,
.page-hero h1,
.profile-hero h1 {
    text-wrap: balance;
}

.hero-title {
    color: #fff;
    text-shadow: 0 16px 38px rgba(0, 0, 0, .25);
}

.hero-lead,
.page-hero p,
.profile-hero p {
    color: rgba(255, 255, 255, .90);
}

.eyebrow {
    color: var(--uwi-gold);
}

.eyebrow.dark {
    color: var(--uwi-blue);
}

.btn-portal-primary {
    --bs-btn-bg: var(--uwi-blue);
    --bs-btn-border-color: var(--uwi-blue);
    --bs-btn-hover-bg: var(--uwi-violet);
    --bs-btn-hover-border-color: var(--uwi-violet);
    box-shadow: 0 10px 22px rgba(122, 0, 60, .18);
}

.btn-portal-light {
    --bs-btn-color: var(--uwi-violet);
    --bs-btn-bg: #fff;
    --bs-btn-border-color: #fff;
    box-shadow: 0 10px 22px rgba(0, 0, 0, .10);
}

.btn-portal-outline {
    --bs-btn-color: var(--uwi-blue);
    --bs-btn-border-color: rgba(122, 0, 60, .30);
    --bs-btn-hover-bg: var(--uwi-blue);
    --bs-btn-hover-border-color: var(--uwi-blue);
}

.expert-search-card,
.content-panel,
.action-panel,
.mini-panel,
.filter-panel,
.paper-card,
.researcher-card,
.summary-hero-card,
.summary-card,
.notification-card,
.subscription-card,
.refresh-card {
    border: 1px solid rgba(122, 0, 60, .12);
    box-shadow: var(--portal-shadow-soft);
}

.expert-search-card {
    background:
        linear-gradient(180deg, #fff 0%, #fffaf0 100%);
    border-top: 6px solid var(--uwi-gold);
}

.search-icon,
.action-icon,
.feature-step i,
.category-card i {
    background: linear-gradient(135deg, #fff6d8, #ffe7a0);
    color: var(--uwi-blue);
}

.search-tabs span,
.venue-tags span,
.status-pill,
.source-badge {
    background: #fff2cc;
    color: var(--uwi-blue);
    border: 1px solid rgba(246, 195, 68, .55);
}

.metric-band {
    margin-top: -2.4rem;
}

.metric-card {
    background:
        linear-gradient(180deg, #ffffff 0%, #fff8e8 100%);
    border-top: 5px solid var(--uwi-gold);
}

.metric-value {
    color: var(--uwi-blue);
}

.metric-label {
    color: var(--uwi-violet);
}

.portal-section {
    position: relative;
}

.section-soft {
    background:
        linear-gradient(180deg, #fff 0%, #fff8ec 100%);
    border-block: 1px solid rgba(122, 0, 60, .12);
}

.category-card {
    background:
        linear-gradient(180deg, #ffffff 0%, #fffaf0 100%);
    border-color: rgba(122, 0, 60, .12);
    min-height: 146px;
}

.category-card:hover {
    border-color: rgba(122, 0, 60, .35);
    box-shadow: var(--portal-shadow);
    color: var(--uwi-blue);
}

.category-card span {
    font-size: 1rem;
}

.feature-panel {
    background:
        radial-gradient(circle at top right, rgba(246, 195, 68, .24), transparent 13rem),
        linear-gradient(180deg, #fff, #fff9ed);
}

.publication-item {
    background:
        linear-gradient(90deg, #ffffff 0%, #fffaf1 100%);
    border-color: rgba(122, 0, 60, .12);
    transition: transform .16s ease, box-shadow .16s ease;
}

.publication-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px rgba(50, 18, 79, .10);
}

.publication-year {
    background: linear-gradient(135deg, var(--uwi-blue), var(--uwi-violet));
    color: #fff;
    border-bottom: 4px solid var(--uwi-gold);
}

.researcher-card {
    background: #fff;
    border-top: 5px solid var(--uwi-gold);
    transition: transform .16s ease, box-shadow .16s ease;
}

.researcher-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--portal-shadow);
}

.researcher-avatar,
.profile-photo-fallback,
.profile-avatar-large {
    background:
        radial-gradient(circle at 30% 25%, rgba(255,255,255,.25), transparent 38%),
        linear-gradient(145deg, var(--uwi-blue), var(--uwi-violet));
    color: #fff;
    border: 3px solid var(--uwi-gold);
}

.researcher-meta span,
.paper-meta span,
.summary-meta span {
    background: #fff4d7;
    color: var(--uwi-violet);
}

.profile-stat-card {
    background: rgba(255,255,255,.14);
    border-color: rgba(246,195,68,.35);
}

.profile-stat-card > div {
    background: rgba(255,255,255,.16);
}

.paper-card,
.summary-card,
.notification-card,
.subscription-card {
    background:
        linear-gradient(180deg, #ffffff 0%, #fffbf3 100%);
}

.paper-card::before,
.summary-card::before,
.notification-card::before,
.subscription-card::before {
    background: var(--uwi-gold);
}

.digest-hero,
.summary-page-hero,
.notification-hero {
    background:
        radial-gradient(circle at 85% 15%, rgba(246, 195, 68, .35), transparent 18rem),
        linear-gradient(135deg, var(--uwi-violet), var(--uwi-blue));
}

.audio-panel,
.podcast-panel {
    border-color: rgba(246, 195, 68, .45);
    background:
        linear-gradient(135deg, #fff7df, #ffffff);
}

.portal-footer {
    background:
        radial-gradient(circle at 90% 10%, rgba(246,195,68,.18), transparent 16rem),
        linear-gradient(135deg, #20103f, #3b1457 55%, #65002f);
    border-top: 5px solid var(--uwi-gold);
}

.footer-links a:hover {
    color: var(--uwi-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(246, 195, 68, .22);
}

.empty-state i {
    color: var(--uwi-blue);
}

.code-block {
    background: #fff5da;
    border-color: rgba(246, 195, 68, .50);
}

@media (max-width: 991.98px) {
    .portal-brand {
        min-width: auto;
    }

    .portal-navbar .nav-link.active::after {
        display: none;
    }
}
.portal-logo-brand {
    display: inline-flex;
    align-items: center;
    gap: 0;
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
    text-decoration: none;
}

.uwi-header-logo {
    height: 150px;
    width: auto;
    max-width: 260px;
    display: block;
    object-fit: contain;
}

@media (max-width: 768px) {
    .uwi-header-logo {
        height: 44px;
        max-width: 210px;
    }
}